/* ─── SellToAI Portal · taste-skill + 兼容令牌 ─── */
:root {
  color-scheme: light dark;
  /* Taste-skill：由 layout 内联覆盖 0–1 */
  --design-variance: 0.5;
  --motion-intensity: 0.2;
  --visual-density: 0.5;

  --c-bg: hsl(240, 10%, calc(98% - (var(--design-variance) * 5%)));
  --c-fg: hsl(240, 10%, calc(5% + (var(--design-variance) * 5%)));
  --c-pink: hsl(348, 100%, 60%);
  --c-pink-hover: hsl(348, 92%, 54%);
  --c-violet: hsl(262, 80%, 55%);
  --c-green: hsl(142, 72%, 38%);
  --c-amber: hsl(38, 92%, 44%);
  --c-muted: hsla(240, 5%, 45%, 0.8);
  --c-line: hsla(240, 5%, 50%, calc(0.1 + (var(--visual-density) * 0.1)));
  --c-soft: hsla(240, 10%, 90%, 0.5);
  --c-card: hsl(240, 10%, 100%);

  --spacing-base: calc(16px * (1 + (var(--visual-density) * 0.5)));
  --radius: calc(14px * (1 + (var(--design-variance) * 0.5)));
  --radius-sm: max(6px, calc(var(--radius) * 0.52));
  --radius-lg: calc(var(--radius) * 1.45);
  --max: 1320px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  /* motion-intensity 由 JS 限制在 [0,1]，避免负时长 */
  --transition-speed: calc(0.2s + (0.25s * (1 - var(--motion-intensity))));
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: hsl(240, 10%, calc(5% + (var(--design-variance) * 5%)));
    --c-fg: hsl(240, 10%, calc(90% - (var(--design-variance) * 5%)));
    --c-muted: hsla(240, 6%, 62%, 0.92);
    --c-line: hsla(0, 0%, 100%, 0.12);
    --c-card: hsl(240, 8%, 14%);
    --c-soft: hsl(240, 8%, 18%);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.42);
  }
}

* { box-sizing: border-box; }

[x-cloak] { display: none !important; }

html, body { background: var(--c-bg); color: var(--c-fg); overflow-x: clip; }

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--c-pink); text-decoration: none; }
a:hover { text-decoration: underline; }

code, kbd, samp, pre { font-family: var(--font-mono); font-size: 0.92em; }

/* 局部 transition，避免 * { transition: all } 拖慢整页 */
.site-header,
.nav-link,
.lang-btn,
button,
.button,
.connect-tab,
.card {
  transition:
    background var(--transition-speed) ease,
    border-color var(--transition-speed) ease,
    color var(--transition-speed) ease,
    box-shadow var(--transition-speed) ease;
}

/* ─── header ───
 * 桌面端要在 9 项（含 EN/中文 + 两颗 CTA）下塞进 13" MacBook（CSS 视口 ~1280–1440px），
 * 因此整体节奏比常规站点更紧；< 1180px 时直接把 nav 扔到第二行（已有横向滚动兜底），
 * 避免 nav 与右侧 CTA 视觉相撞。
 */
.site-header {
  display: grid;
  grid-template-columns: minmax(160px, auto) 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--c-line);
  background: color-mix(in oklab, var(--c-bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  position: sticky; top: 0; z-index: 100;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--c-fg); font-size: 17px; }
.brand { text-decoration: none; }
.brand em { font-style: normal; color: var(--c-pink); margin-left: 2px; }
.brand:hover { text-decoration: none; }
.site-nav {
  display: flex;
  gap: 2px;
  flex-wrap: nowrap;
  justify-content: center;
}
@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: 1fr auto;
    padding: 12px 16px;
    gap: 12px;
  }
  .site-nav {
    order: 3;
    grid-column: 1 / -1;
    width: 100%;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
    gap: 4px;
  }
  .site-nav::-webkit-scrollbar { display: none; }
  .nav-link { flex: 0 0 auto; }
  .site-actions { justify-self: end; }
}
@media (max-width: 720px) {
  .site-header {
    position: static;
    padding: 10px 14px;
    gap: 8px;
  }
  .brand { font-size: 16px; }
  .brand img { width: 24px; height: 24px; }
  .site-actions {
    order: 2;
    grid-column: 1 / -1;
    justify-self: start;
    flex-wrap: nowrap;
    justify-content: flex-start;
    width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .site-actions::-webkit-scrollbar { display: none; }
  .developer-entry,
  .ops-entry {
    min-height: 28px;
    padding: 5px 10px;
    font-size: 12px;
  }
  .lang-btn { padding: 4px 9px; font-size: 11px; }
  .site-nav {
    order: 3;
    padding-bottom: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .nav-link {
    font-size: 12px;
    padding: 5px 9px;
  }
}
.nav-link {
  padding: 6px 10px; border-radius: var(--radius-sm); color: var(--c-fg); font-size: 13.5px; font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.nav-link:hover { background: var(--c-soft); text-decoration: none; }
.nav-link[aria-current="page"] { background: var(--c-soft); color: var(--c-pink); }
.site-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-self: end;
  flex-shrink: 0;
}
.developer-entry,
.ops-entry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 6px 12px;
  border: 1px solid color-mix(in oklab, var(--c-pink) 32%, var(--c-line));
  border-radius: 999px;
  background: color-mix(in oklab, var(--c-pink) 7%, var(--c-card));
  color: var(--c-pink);
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}
.ops-entry {
  border-color: color-mix(in oklab, var(--c-violet) 34%, var(--c-line));
  background: color-mix(in oklab, var(--c-violet) 8%, var(--c-card));
  color: var(--c-violet);
}
.developer-entry:hover,
.ops-entry:hover {
  background: color-mix(in oklab, var(--c-pink) 12%, var(--c-card));
  text-decoration: none;
}
.ops-entry:hover {
  background: color-mix(in oklab, var(--c-violet) 13%, var(--c-card));
}
.developer-entry[aria-current="page"] {
  background: var(--c-pink);
  color: #fff;
  border-color: var(--c-pink);
}
.ops-entry[aria-current="page"] {
  background: var(--c-violet);
  color: #fff;
  border-color: var(--c-violet);
}
.lang-switch {
  display: inline-flex; gap: 2px; border: 1px solid var(--c-line); border-radius: 999px; padding: 2px;
  background: var(--c-card);
  flex-shrink: 0;
}
.lang-btn {
  font: inherit; padding: 4px 10px; border: 0; background: transparent; color: var(--c-muted);
  border-radius: 999px; cursor: pointer; font-size: 11.5px; font-weight: 600; line-height: 1.2;
  transition: background .12s, color .12s;
  white-space: nowrap;
}
.lang-btn:hover { color: var(--c-fg); background: var(--c-soft); }
.lang-btn.active { background: var(--c-pink); color: #fff; }
.lang-btn.active:hover { background: var(--c-pink-hover); color: #fff; }

/* ─── footer ─── */
.site-footer {
  margin-top: auto;
  padding: 28px 32px; border-top: 1px solid var(--c-line); background: var(--c-soft);
  font-size: 13px; color: var(--c-muted);
}
.footer-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; max-width: var(--max); margin: 0 auto; }
.footer-row strong { color: var(--c-fg); }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--c-muted); }
.footer-links a:hover { color: var(--c-pink); }
.footer-meta { max-width: var(--max); margin: 12px auto 0; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-meta .muted a { color: inherit; }

/* ─── shared ─── */
main { width: 100%; max-width: var(--max); margin: 0 auto; padding: 32px; }
h1 { font-size: 36px; line-height: 1.15; margin: 0 0 12px; letter-spacing: -.02em; }
h2 { font-size: 22px; margin: 32px 0 12px; letter-spacing: -.01em; }
h3 { font-size: 16px; margin: 0 0 8px; }
p { margin: 0 0 12px; color: var(--c-fg); }
.muted { color: var(--c-muted); }
.mono { font-family: var(--font-mono); font-size: 12px; }
.kbd {
  display: inline-block; padding: 2px 8px; border: 1px solid var(--c-line); border-bottom-width: 2px;
  border-radius: 6px; font-family: var(--font-mono); font-size: 12px; background: var(--c-soft);
}
.tag {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  background: var(--c-soft); border: 1px solid var(--c-line);
  font-size: 12px; font-weight: 500; color: var(--c-fg);
}
.tag.pink { background: rgba(255, 45, 85, .1); border-color: rgba(255, 45, 85, .3); color: var(--c-pink); }
.tag.violet { background: rgba(124, 58, 237, .1); border-color: rgba(124, 58, 237, .3); color: var(--c-violet); }
.tag.green { background: rgba(22, 163, 74, .1); border-color: rgba(22, 163, 74, .3); color: var(--c-green); }
.tag.amber { background: rgba(245, 158, 11, .1); border-color: rgba(245, 158, 11, .3); color: var(--c-amber); }

button, .button {
  font: inherit; cursor: pointer; border: 1px solid var(--c-line); background: var(--c-card);
  color: var(--c-fg); padding: 10px 18px; border-radius: var(--radius-sm); font-weight: 500;
  transition: background .12s, border-color .12s; text-decoration: none;
}
button:hover, .button:hover { background: var(--c-soft); text-decoration: none; }
.button.primary { background: var(--c-pink); color: #fff; border-color: var(--c-pink); }
.button.primary:hover { background: var(--c-pink-hover); border-color: var(--c-pink-hover); }
.button.ghost { background: transparent; }
button[disabled],
.button[disabled] {
  opacity: .55;
  cursor: not-allowed;
}
button.primary[disabled],
.button.primary[disabled] {
  background: var(--c-pink);
  color: #fff;
  border-color: var(--c-pink);
}

/* ─── home hero ─── */
.hero { padding: 64px 32px; max-width: var(--max); margin: 0 auto; text-align: center; }
.hero h1 { font-size: 56px; max-width: 14ch; margin-left: auto; margin-right: auto; }
.hero h1 .accent { background: linear-gradient(90deg, var(--c-pink), var(--c-violet)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lede { font-size: 18px; max-width: 60ch; margin: 16px auto 32px; color: var(--c-muted); }
.hero .ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero .badges { margin-top: 32px; display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
@media (max-width: 720px) { .hero { padding: 40px 16px; } .hero h1 { font-size: 40px; } main { padding: 20px; } }

/* ─── feature grid ─── */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin: 32px 0; }
.feature {
  border: 1px solid var(--c-line); border-radius: var(--radius); padding: 20px; background: var(--c-card); box-shadow: var(--shadow);
}
.feature .icon { width: 36px; height: 36px; border-radius: 10px; background: var(--c-soft); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 12px; font-size: 20px; }
.feature h3 { margin: 0 0 6px; font-size: 17px; }
.feature p { font-size: 14px; color: var(--c-muted); margin: 0; }

/* ─── platform chips ─── */
.platforms { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0 8px; justify-content: center; }
.platform-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--c-line); background: var(--c-card);
  color: var(--c-fg); font-weight: 500; font-size: 14px; transition: all .12s;
}
.platform-chip:hover { border-color: var(--c-pink); color: var(--c-pink); text-decoration: none; transform: translateY(-1px); }

/* ─── try page ─── */
.try-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 900px) { .try-grid { grid-template-columns: 1fr; } }
.try-form { display: flex; gap: 8px; margin-bottom: 16px; }
.try-form input[type=text] {
  flex: 1; padding: 12px 16px; border: 1px solid var(--c-line); border-radius: var(--radius-sm);
  font: inherit; background: var(--c-card); color: var(--c-fg);
}
.try-form input[type=text]:focus { outline: 2px solid var(--c-pink); outline-offset: -1px; }
.try-form select {
  padding: 12px 12px; border: 1px solid var(--c-line); border-radius: var(--radius-sm); background: var(--c-card); color: var(--c-fg); font: inherit;
}
.pcd-card {
  border: 1px solid var(--c-line); border-radius: var(--radius); padding: 16px; margin-bottom: 12px;
  background: var(--c-card); box-shadow: var(--shadow);
  display: grid; grid-template-columns: 96px 1fr; gap: 16px; align-items: start;
}
.pcd-card img.thumb { width: 96px; height: 96px; object-fit: cover; border-radius: 12px; background: var(--c-soft); }
.pcd-card img.thumb.is-fallback { object-fit: contain; padding: 22px; border: 1px solid var(--c-line); }
.pcd-card .pcd-card-body { min-width: 0; }
.pcd-card .title { font-weight: 600; margin-bottom: 4px; line-height: 1.3; overflow-wrap: anywhere; }
.pcd-card .price { color: var(--c-pink); font-weight: 600; margin-bottom: 8px; }
.pcd-card .pitch { font-size: 13px; color: var(--c-muted); margin-bottom: 8px; line-height: 1.45; }
.pcd-card .creators { display: flex; gap: 4px; margin-bottom: 8px; }
.pcd-card .creators .avatar { width: 22px; height: 22px; border-radius: 50%; background: var(--c-soft); display: inline-flex; align-items: center; justify-content: center; font-size: 11px; border: 1px solid var(--c-line); }
.pcd-card .row { display: flex; gap: 8px; align-items: center; }
.pcd-card .row a { font-size: 13px; }
.pcd-card .cta {
  display: inline-block; background: var(--c-pink); color: #fff; padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 500;
}
.pcd-card .cta:hover { background: var(--c-pink-hover); text-decoration: none; }

.snippet-tabs { display: flex; gap: 4px; margin-bottom: 8px; flex-wrap: wrap; }
.snippet-tab {
  padding: 6px 12px; border: 1px solid var(--c-line); border-radius: var(--radius-sm); background: var(--c-card);
  font: inherit; font-size: 13px; cursor: pointer; color: var(--c-muted);
}
.snippet-tab[aria-selected=true] { background: var(--c-soft); color: var(--c-fg); border-color: var(--c-line); }
.snippet {
  position: relative; border: 1px solid var(--c-line); border-radius: var(--radius-sm); background: var(--c-soft);
  padding: 14px 16px; overflow: auto;
}
.snippet pre { margin: 0; font-family: var(--font-mono); font-size: 12.5px; line-height: 1.5; white-space: pre-wrap; word-break: break-word; }
.copy-btn {
  position: absolute; top: 8px; right: 8px; font-size: 11px; padding: 4px 10px;
  border: 1px solid var(--c-line); border-radius: var(--radius-sm); background: var(--c-card); cursor: pointer; color: var(--c-muted);
  font-family: var(--font-sans);
}
.copy-btn:hover { color: var(--c-fg); }
.copy-btn.copied { color: var(--c-green); }

.try-status { font-size: 13px; color: var(--c-muted); padding: 8px 0; }
.try-status.error { color: var(--c-pink); }

/* ─── developers page ─── */
.page-developers main,
main.page-developers {
  max-width: 1180px;
}
.dev-eyebrow {
  margin: 0 0 8px;
  color: var(--c-pink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.dev-lede { max-width: 74ch; }
.dev-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .72fr);
  gap: 18px;
  margin: 28px 0;
  align-items: start;
}
.dev-panel,
.dev-console {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  box-shadow: var(--shadow);
}
.dev-panel { padding: 20px; }
.dev-panel h2,
.dev-panel h3 { margin: 0 0 6px; }
.dev-panel-head { margin-bottom: 16px; }
.dev-panel-head--row,
.dev-console-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}
.dev-form {
  display: grid;
  gap: 12px;
}
.dev-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
}
.dev-form input,
.dev-inline-form input {
  width: 100%;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  color: var(--c-fg);
  font: inherit;
  padding: 11px 12px;
}
.dev-form input:focus,
.dev-inline-form input:focus {
  outline: 2px solid var(--c-pink);
  outline-offset: -1px;
}
.dev-form-row,
.dev-inline-form {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.dev-inline-form {
  justify-content: flex-end;
  min-width: min(100%, 360px);
}
.dev-inline-form input { max-width: 220px; }
.dev-issued-key {
  display: grid;
  gap: 12px;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid color-mix(in oklab, var(--c-green) 28%, var(--c-line));
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--c-green) 8%, var(--c-card));
}
.dev-key-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
}
.dev-key-copy code {
  display: block;
  overflow-wrap: anywhere;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--c-soft);
}
.dev-alert {
  margin: 14px 0 0;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-line);
}
.dev-alert.ok {
  color: var(--c-green);
  border-color: color-mix(in oklab, var(--c-green) 34%, var(--c-line));
}
.dev-alert.error {
  color: var(--c-pink);
  border-color: color-mix(in oklab, var(--c-pink) 34%, var(--c-line));
}
.dev-console {
  margin-top: 22px;
  padding: 22px;
}
.dev-console-head { margin-bottom: 18px; }
.dev-console-head h2 { margin: 0 0 4px; }
.dev-console-grid {
  display: grid;
  gap: 16px;
}
.dev-panel--wide { overflow: hidden; }
.dev-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
}
.dev-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.dev-table th,
.dev-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}
.dev-table tbody tr:last-child td { border-bottom: 0; }
.dev-table th {
  background: var(--c-soft);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--c-muted);
}
.dev-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.dev-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(17, 24, 39, .32);
}
.dev-modal {
  width: min(520px, 100%);
  padding: 24px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-bg);
  box-shadow: 0 24px 70px rgba(17, 24, 39, .24);
}
.dev-key-summary {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 10px 16px;
  margin: 18px 0;
  padding: 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-soft);
}
.dev-key-summary span {
  color: var(--c-muted);
  font-size: 12px;
  font-weight: 800;
}
.dev-modal-actions {
  align-items: center;
  margin-top: 18px;
}
.dev-modal-actions .button {
  min-width: 136px;
  justify-content: center;
}
.dev-status {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  font-size: 12px;
}
.dev-status--active {
  color: var(--c-green);
  border-color: color-mix(in oklab, var(--c-green) 34%, var(--c-line));
}
.dev-status--revoked {
  color: var(--c-muted);
  background: var(--c-soft);
}
.dev-status--deleted {
  color: var(--c-muted);
  background: var(--c-soft);
  border-style: dashed;
}

/* ─── merchants page ─── */
body.page-merchants main {
  max-width: 1360px;
  margin: 0 auto;
  padding: 36px 32px 64px;
}
.merchant-eyebrow {
  margin: 0 0 8px;
  color: var(--c-pink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.merchant-hero {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(360px, 1fr);
  gap: 32px;
  align-items: center;
  margin-bottom: 34px;
}
.merchant-hero h1 {
  max-width: 13ch;
  font-size: clamp(34px, 6vw, 64px);
  line-height: 1.02;
  letter-spacing: -.03em;
}
.merchant-lede {
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.65;
}
.merchant-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.merchant-code {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: #10131a;
  color: #d9e2ef;
  overflow: hidden;
  box-shadow: 0 24px 54px -34px rgba(15, 23, 42, .48);
}
.merchant-code-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: 13px;
  font-weight: 800;
}
.merchant-code-head code {
  color: #9bd4ff;
  font-size: 11px;
}
.merchant-code pre {
  margin: 0;
  padding: 16px;
  font-size: 12px;
  line-height: 1.58;
  overflow: auto;
}
.merchant-hero-panel {
  border: 1px solid color-mix(in oklab, var(--c-green) 32%, var(--c-line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 18% 0%, rgba(34,197,94,.18), transparent 34%),
    linear-gradient(145deg, color-mix(in oklab, var(--c-card) 92%, rgba(255,255,255,.6)), color-mix(in oklab, var(--c-soft) 72%, var(--c-card)));
  box-shadow: 0 26px 64px -44px rgba(22, 101, 52, .52);
  overflow: hidden;
}
.merchant-hero-panel-head {
  padding: 22px 22px 18px;
  border-bottom: 1px solid var(--c-line);
}
.merchant-hero-panel-head span,
.merchant-hero-panel-row span,
.merchant-value-card span,
.merchant-loop-step span,
.merchant-compare span,
.merchant-fit span {
  display: block;
  color: var(--c-green);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.merchant-hero-panel-head strong {
  display: block;
  margin-top: 8px;
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.08;
  letter-spacing: -.02em;
}
.merchant-hero-panel-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--c-line);
}
.merchant-hero-panel-row:last-child { border-bottom: 0; }
.merchant-hero-panel-row p {
  margin: 0;
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.58;
}
.merchant-section-head {
  max-width: min(1040px, 100%);
  margin-bottom: 20px;
}
.merchant-section-head h2,
.merchant-before-after h2,
.merchant-proof h2 {
  margin: 0 0 12px;
  font-size: clamp(27px, 3.3vw, 40px);
  line-height: 1.12;
  letter-spacing: -.018em;
  max-width: none;
  text-wrap: normal;
}
.merchant-section-head p:not(.lp-eyebrow),
.merchant-before-after p,
.merchant-proof-copy p:not(.lp-eyebrow) {
  margin: 0;
  color: var(--c-muted);
  font-size: 16px;
  line-height: 1.65;
}
.merchant-value,
.merchant-before-after,
.merchant-loop,
.merchant-proof {
  margin: 44px 0;
}
.merchant-value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 1100px) {
  .merchant-value-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.merchant-value-card {
  min-height: 176px;
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
}
.merchant-value-card-meta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px;
}
/* tier badge — Now / Q3 / Q4 时间线 */
.merchant-value-tier {
  font-style: normal;
  font-size: 10.5px; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px;
  border: 1px solid var(--c-line);
  color: var(--c-muted);
  white-space: nowrap;
}
.merchant-value-tier--now {
  border-color: rgba(34,180,94,.36);
  color: var(--c-green);
  background: rgba(34,180,94,.08);
}
.merchant-value-tier--q3 {
  border-color: rgba(124,58,237,.30);
  color: var(--c-violet);
  background: rgba(124,58,237,.08);
}
.merchant-value-tier--q4 {
  border-color: rgba(255,45,85,.30);
  color: var(--c-pink);
  background: rgba(255,45,85,.08);
}
.merchant-value-card h2 {
  margin: 12px 0 10px;
  font-size: clamp(21px, 2.1vw, 30px);
  line-height: 1.08;
  letter-spacing: -.02em;
}
.merchant-value-card p {
  margin: 0;
  color: var(--c-muted);
  line-height: 1.6;
}
.merchant-before-after {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
  padding: 30px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(255,45,85,.06), rgba(34,197,94,.08)),
    var(--c-card);
}
.merchant-before-after > div:first-child {
  max-width: min(1040px, 100%);
}
.merchant-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.merchant-compare article {
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--c-card) 82%, var(--c-bg));
}
.merchant-compare article.is-new {
  border-color: color-mix(in oklab, var(--c-green) 38%, var(--c-line));
  box-shadow: inset 0 0 0 1px rgba(34,197,94,.08);
}
.merchant-compare h3 {
  margin: 12px 0 8px;
  font-size: 21px;
  line-height: 1.12;
}
.merchant-loop-track {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-card);
}
.merchant-loop-step {
  min-height: 210px;
  padding: 20px;
  border-right: 1px solid var(--c-line);
}
.merchant-loop-step:last-child { border-right: 0; }
.merchant-loop-step strong {
  display: block;
  margin: 12px 0 8px;
  font-size: 18px;
  line-height: 1.12;
}
.merchant-loop-step p {
  margin: 0;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.55;
}
.merchant-proof {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}
.merchant-proof-copy {
  max-width: min(1040px, 100%);
}
.merchant-proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.merchant-proof-card {
  padding: 18px;
  border: 1px solid color-mix(in oklab, var(--c-green) 18%, var(--c-line));
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--c-card) 90%, var(--c-soft));
}
.merchant-proof-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
}
.merchant-proof-card p {
  margin: 0;
  color: var(--c-muted);
  font-size: 13.5px;
  line-height: 1.55;
}
.merchant-fit {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0 24px;
}
.merchant-fit div {
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--c-card) 88%, var(--c-soft));
}
.merchant-fit strong {
  display: block;
  margin: 8px 0 6px;
  font-size: 15px;
}
.merchant-fit p {
  margin: 0;
  color: var(--c-muted);
  font-size: 13.5px;
  line-height: 1.55;
}
.merchant-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0;
}
.merchant-flow-card,
.merchant-standards,
.merchant-readiness {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
}
.merchant-flow-card {
  padding: 18px;
}
.merchant-flow-card span {
  display: block;
  margin-bottom: 10px;
  color: var(--c-pink);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.merchant-flow-card h2 {
  margin: 0 0 8px;
  font-size: 17px;
}
.merchant-flow-card p {
  margin: 0;
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.58;
}
.merchant-onboard {
  display: grid;
  grid-template-columns: minmax(280px, .78fr) minmax(480px, 1.22fr);
  grid-template-areas:
    "copy copy"
    "form code"
    "results results";
  gap: 18px;
  align-items: start;
  margin: 30px 0;
  padding: 22px;
  border: 1px solid color-mix(in oklab, var(--c-green) 28%, var(--c-line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at right center, rgba(34,197,94,.12), transparent 34%),
    linear-gradient(135deg, rgba(255,255,255,.72), rgba(255,255,255,.42));
  box-shadow: 0 24px 58px -42px rgba(22, 101, 52, .5);
}
.merchant-onboard .merchant-code,
.merchant-onboard-results {
  min-width: 0;
}
.merchant-onboard-copy { grid-area: copy; }
.merchant-onboard .merchant-code { grid-area: code; }
.merchant-onboard-form { grid-area: form; }
.merchant-onboard-results {
  grid-area: results;
}
.merchant-onboard-copy h2 {
  margin: 4px 0 10px;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.08;
  letter-spacing: -.02em;
  text-wrap: normal;
}
.merchant-onboard-form {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
}
.merchant-onboard-form label {
  display: grid;
  gap: 5px;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-muted);
}
.merchant-onboard-form input,
.ops-key-card input,
.ops-toolbar select,
.ops-inline input {
  width: 100%;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  background: var(--c-bg);
  color: var(--c-fg);
  padding: 10px 12px;
  font: inherit;
}
.merchant-onboard-actions,
.ops-key-actions,
.ops-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.merchant-onboard-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.merchant-onboard-results article {
  min-width: 0;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: #10131a;
  color: #dbeafe;
  overflow: hidden;
}
.merchant-onboard-results h3 {
  margin: 0;
  padding: 11px 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: 13px;
}
.merchant-onboard-results pre,
.ops-json {
  margin: 0;
  padding: 14px;
  overflow: auto;
  max-height: 220px;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
}
.merchant-standards {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(280px, 1.2fr);
  gap: 22px;
  padding: 22px;
}
.merchant-readiness {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 22px;
  margin: 0 0 28px;
  background: linear-gradient(135deg, rgba(255,45,85,.08), rgba(74,144,226,.07)), var(--c-card);
}
.merchant-readiness > div:first-child {
  max-width: min(1040px, 100%);
}
.merchant-readiness h2 {
  margin: 4px 0 10px;
}
.merchant-readiness code {
  display: inline-flex;
  margin-top: 12px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(15, 23, 42, .08);
  color: var(--c-fg);
  font-size: 12px;
}
.merchant-readiness-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.merchant-readiness-card {
  padding: 14px;
  border: 1px solid color-mix(in oklab, var(--c-pink) 20%, var(--c-line));
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.58);
}
.merchant-readiness-card strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.merchant-readiness-card p {
  margin: 0;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.55;
}
.merchant-standards h2 {
  margin-top: 0;
}
.merchant-standards ul {
  margin: 0;
  padding-left: 18px;
  line-height: 1.65;
}
@media (max-width: 980px) {
  .merchant-hero,
  .merchant-onboard,
  .merchant-standards,
  .merchant-readiness,
  .merchant-before-after,
  .merchant-proof { grid-template-columns: 1fr; }
  .merchant-value-grid,
  .merchant-compare,
  .merchant-fit { grid-template-columns: 1fr; }
  .merchant-loop-track { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .merchant-loop-step { border-right: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); }
  .merchant-loop-step:nth-child(3n) { border-right: 0; }
  .merchant-loop-step:nth-last-child(-n+3) { border-bottom: 0; }
  .merchant-onboard {
    grid-template-areas:
      "copy"
      "code"
      "form"
      "results";
  }
  .merchant-onboard-results {
    grid-column: auto;
    grid-template-columns: 1fr;
  }
  .merchant-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1180px) {
  .merchant-proof-grid,
  .merchant-readiness-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  body.page-merchants main { padding: 28px 20px 52px; }
  .merchant-flow,
  .merchant-readiness-grid,
  .merchant-loop-track,
  .merchant-proof-grid { grid-template-columns: 1fr; }
  .merchant-hero-panel-row { grid-template-columns: 1fr; gap: 8px; }
  .merchant-loop-step,
  .merchant-loop-step:nth-child(3n),
  .merchant-loop-step:nth-last-child(-n+3) { border-right: 0; border-bottom: 1px solid var(--c-line); }
  .merchant-loop-step:last-child { border-bottom: 0; }
}
@media (max-width: 900px) {
  .dev-grid { grid-template-columns: 1fr; }
  .dev-panel-head--row,
  .dev-console-head { flex-direction: column; }
  .dev-inline-form { width: 100%; justify-content: stretch; }
  .dev-inline-form input { max-width: none; flex: 1; }
}
@media (max-width: 560px) {
  .dev-key-copy { grid-template-columns: 1fr; }
}

.try-shopper {
  margin: 0 0 20px; padding: 14px 16px; border-radius: var(--radius);
  border: 1px solid color-mix(in oklab, var(--c-pink) 22%, var(--c-line));
  background: color-mix(in oklab, var(--c-pink) 6%, var(--c-card));
}
.try-shopper-label { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--c-pink); margin: 0 0 6px; }
.try-shopper-text { margin: 0; font-size: 14px; line-height: 1.55; color: var(--c-fg); }
.try-flow { margin: 0 0 24px; }
.try-flow > h2 { margin: 0 0 12px; font-size: 18px; }
.try-flow-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 900px) { .try-flow-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .try-flow-grid { grid-template-columns: 1fr; } }
.try-flow-card {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.try-flow-label { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--c-muted); }
.try-flow-value { font-size: 13px; color: var(--c-fg); word-break: break-all; font-family: var(--font-mono); }

.try-empty { margin: 32px 0; }
.try-empty-card {
  border: 1px dashed var(--c-line); border-radius: var(--radius);
  padding: 40px 24px; background: var(--c-card); text-align: center;
}
.try-empty-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255, 45, 85, .1); color: var(--c-pink);
  font-size: 22px; font-weight: 700; margin-bottom: 14px;
}
.try-empty-card p { margin: 4px 0; }

/* ─── connect page ─── */
.page-connect .connect-kicker {
  font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--c-violet); margin: 0 0 8px;
}
.page-connect .connect-section-head { margin-bottom: 16px; }
.page-connect .connect-section-head h2 { margin: 0 0 8px; font-size: 20px; letter-spacing: -.02em; }
.page-connect .connect-section-head p { margin: 0; max-width: 72ch; line-height: 1.65; }
.connect-prereq {
  margin: 20px 0 12px;
  padding: 14px 18px;
  border-radius: 14px;
  background: var(--c-soft);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.connect-prereq-lede {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--c-muted);
}
.connect-prereq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
}
.connect-prereq-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--c-pink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.connect-prereq-link:hover {
  border-bottom-color: var(--c-pink);
}

.connect-quickstart,
.connect-entrypoints { margin: 28px 0 32px; }
.connect-quickstart-grid,
.connect-entry-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 900px) {
  .connect-quickstart-grid,
  .connect-entry-grid { grid-template-columns: 1fr; }
}
.connect-quickstart-card,
.connect-entry-card,
.connect-group-head {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-card);
}
.connect-quickstart-card {
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.connect-quickstart-card h3 { margin: 0; font-size: 16px; }
.connect-quickstart-card p { margin: 0; line-height: 1.6; flex: 1; }
.connect-quickstart-card .button { align-self: flex-start; }
.connect-entry-card { padding: 14px; }
.connect-entry-label {
  font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-muted); margin-bottom: 8px;
}
.connect-entry-snippet { margin-top: 0; }
.connect-layout { display: grid; grid-template-columns: 240px 1fr; gap: 32px; }
@media (max-width: 900px) { .connect-layout { grid-template-columns: 1fr; } }
.connect-tabs { position: sticky; top: 80px; align-self: start; }
.connect-tab-group { margin-bottom: 18px; }
.connect-tab-group-label {
  font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--c-muted); margin: 0 0 8px; padding-left: 8px;
}
.connect-tab {
  display: block; padding: 10px 14px; border-radius: var(--radius-sm); color: var(--c-fg);
  font-size: 14px; font-weight: 500; margin-bottom: 4px;
}
.connect-tab:hover { background: var(--c-soft); text-decoration: none; }
.connect-tab[aria-selected=true] { background: var(--c-soft); color: var(--c-pink); }
.connect-content { min-width: 0; }
.connect-group { padding-bottom: 24px; }
.connect-group-head {
  padding: 14px 16px;
  margin: 0 0 18px;
  scroll-margin-top: 80px;
}
.connect-group-head h2 { margin: 0; font-size: 18px; }
.connect-platform {
  padding: 22px 22px 18px;
  margin-bottom: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: color-mix(in oklab, var(--c-card) 90%, var(--c-soft));
  scroll-margin-top: 80px;
}
.connect-platform > h2 { margin-top: 0; display: flex; align-items: center; gap: 12px; }
.connect-platform .lede { color: var(--c-muted); margin-bottom: 20px; }
.connect-platform-meta {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin: -4px 0 18px;
}
.connect-meta-label {
  font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--c-muted);
}
.connect-protocols { display: flex; flex-wrap: wrap; gap: 8px; }
.connect-protocol {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 24px; padding: 0 10px; border-radius: 999px;
  border: 1px solid var(--c-line); background: var(--c-soft);
  font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--c-fg);
}
.connect-platform-subtitle {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
}
.snippet-block { margin: 16px 0; }
.snippet-block .label { font-size: 13px; font-weight: 500; margin-bottom: 6px; color: var(--c-fg); }
.snippet-block .desc { font-size: 13px; color: var(--c-muted); margin-bottom: 8px; }

/* ─── /reference API 文档页 ─── */
body.page-reference main {
  max-width: var(--max); margin: 0 auto; padding: 28px 32px 56px;
}
.page-reference .ref-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--c-violet); margin: 0 0 8px;
}
.page-reference h1 { margin: 0 0 12px; font-size: clamp(26px, 4vw, 34px); letter-spacing: -.02em; }
.page-reference .ref-lede { max-width: 72ch; line-height: 1.65; margin-bottom: 20px; }

/* /reference · 「怎么用」总览 */
.page-reference .ref-how {
  margin: 0 0 24px;
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-line);
  background: color-mix(in oklab, var(--c-card) 92%, var(--c-soft));
}
.page-reference .ref-how-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.page-reference .ref-how-intro { margin: 0 0 12px; font-size: 14px; line-height: 1.6; }
.page-reference .ref-how-list {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 14px;
  line-height: 1.55;
  color: var(--c-fg);
}
.page-reference .ref-how-list li { margin: 0.4em 0; }
.page-reference .ref-how-list--tight { margin-top: 6px; }
.page-reference .ref-how-cta {
  margin: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.page-reference .ref-subh {
  margin: 18px 0 8px;
  font-size: 15px;
  font-weight: 650;
  color: var(--c-fg);
}
.page-reference .ref-toc {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--c-line);
}
.page-reference .ref-toc-link {
  display: inline-flex; align-items: center; padding: 8px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  border: 1px solid var(--c-line); background: var(--c-card); color: var(--c-fg); text-decoration: none;
}
.page-reference .ref-toc-link:hover { border-color: var(--c-pink); color: var(--c-pink); }
.page-reference .ref-panel {
  margin-bottom: 40px; padding: 22px 22px 20px; border: 1px solid var(--c-line); border-radius: var(--radius-lg);
  background: var(--c-card); scroll-margin-top: 88px;
}
.page-reference .ref-panel h2 { margin: 0 0 6px; font-size: 18px; }
.page-reference .ref-panel-head {
  display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 16px 20px; margin-bottom: 14px;
}
.page-reference .ref-panel-titles { flex: 1; min-width: 0; }
.page-reference .ref-panel-lede { margin: 0; font-size: 14px; line-height: 1.6; }
.page-reference .ref-panel-lede .ref-path { font-weight: 600; word-break: break-all; }
.page-reference .ref-panel-actions { display: flex; flex-wrap: wrap; gap: 8px; flex-shrink: 0; }
.page-reference .ref-panel-actions .button.small { padding: 7px 14px; font-size: 12px; border-radius: 8px; }
.page-reference .ref-auth-helper {
  margin-top: 18px;
  display: grid;
  gap: 10px;
  max-width: 680px;
}
.page-reference .ref-auth-helper label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
}
.page-reference .ref-auth-helper input {
  width: 100%;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  color: var(--c-fg);
  font: inherit;
  padding: 11px 12px;
}
.page-reference .ref-auth-helper input:focus {
  outline: 2px solid var(--c-pink);
  outline-offset: -1px;
}
.page-reference .ref-auth-snippet { margin: 0; }
.page-reference .ref-auth-helper-note {
  margin: 0;
  font-size: 12px;
}
.page-reference .ref-skill-body--zh p { margin: 0 0 14px; font-size: 14px; line-height: 1.65; }
.page-reference .ref-skill-body--zh p:last-child { margin-bottom: 0; }
/* ─── /reference · 自研 OpenAPI 文档（替代 Swagger UI）─── */
.page-reference .api-docs-surface {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-card);
  overflow: hidden;
}
.page-reference .api-docs-hero {
  display: grid;
  grid-template-columns: 1fr minmax(220px, 340px);
  gap: 24px 32px;
  padding: 22px 24px 20px;
  border-bottom: 1px solid var(--c-line);
  background: linear-gradient(165deg, var(--c-soft) 0%, var(--c-card) 55%);
}
@media (max-width: 800px) {
  .page-reference .api-docs-hero { grid-template-columns: 1fr; }
}
.page-reference .api-docs-title {
  margin: 0 0 10px;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-fg);
}
.page-reference .api-docs-intro .api-docs-desc-p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-muted);
  max-width: 72ch;
}
.page-reference .api-docs-hero-meta {
  align-self: start;
  padding: 4px 0 0;
}
.page-reference .api-docs-server-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 8px;
}
.page-reference .api-docs-server-select {
  appearance: none;
  width: 100%;
  max-width: 100%;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  padding: 10px 38px 10px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-fg);
  background-color: var(--c-card);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b6b73' d='M1 1.5 6 6.5 11 1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
}
.page-reference .api-docs-server-select:focus {
  outline: none;
  border-color: var(--c-violet);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}
.page-reference .api-docs-version {
  margin: 12px 0 0;
  font-size: 12px;
}
.page-reference .api-docs-main {
  padding: 8px 20px 24px;
}
.page-reference .api-docs-group {
  margin-top: 28px;
}
.page-reference .api-docs-group:first-child { margin-top: 12px; }
.page-reference .api-docs-group-head {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-line);
}
.page-reference .api-docs-group-title {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-violet);
}
.page-reference .api-docs-group-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  max-width: 85ch;
}
.page-reference .api-docs-ops {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
/* 单条接口：<details> 仅一条右侧「详情」，无 Swagger 双 chevron */
.page-reference .api-op {
  border: 1px solid var(--c-line);
  border-radius: 12px;
  background: var(--c-card);
  overflow: clip;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.page-reference .api-op[open] {
  border-color: color-mix(in oklab, var(--c-violet) 35%, var(--c-line));
  box-shadow: var(--shadow);
}
.page-reference .api-op-sum {
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(0, 2.2fr) auto auto;
  gap: 10px 14px;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  user-select: none;
}
.page-reference .api-op-sum::-webkit-details-marker { display: none; }
@media (max-width: 720px) {
  .page-reference .api-op-sum {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto auto;
  }
  .page-reference .api-op-path { grid-column: 1 / -1; }
  .page-reference .api-op-title { grid-column: 1 / -1; }
  .page-reference .api-op-secure { justify-self: start; }
  .page-reference .api-op-more { justify-self: end; grid-column: 2; grid-row: 1; }
}
.page-reference .api-op-method {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 5px 9px;
  border-radius: 7px;
  line-height: 1;
}
.page-reference .api-op-method--GET { background: color-mix(in oklab, var(--c-violet) 14%, var(--c-soft)); color: var(--c-violet); }
.page-reference .api-op-method--POST { background: rgba(22, 163, 74, 0.12); color: var(--c-green); }
.page-reference .api-op-method--PUT,
.page-reference .api-op-method--PATCH { background: rgba(245, 158, 11, 0.14); color: #b45309; }
.page-reference .api-op-method--DELETE { background: rgba(255, 45, 85, 0.12); color: var(--c-pink); }
.page-reference .api-op-path {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-fg);
  word-break: break-all;
}
.page-reference .api-op-title {
  font-size: 14px;
  color: var(--c-muted);
  line-height: 1.45;
}
.page-reference .api-op-secure {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  color: var(--c-muted);
  white-space: nowrap;
}
.page-reference .api-op-more {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-pink);
  white-space: nowrap;
}
.page-reference .api-op[open] .api-op-more { color: var(--c-violet); }
.page-reference .api-op-body {
  padding: 0 16px 18px;
  border-top: 1px solid var(--c-line);
  background: var(--c-soft);
}
.page-reference .api-op-longdesc {
  padding-top: 14px;
}
.page-reference .api-op-longdesc p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-muted);
}
.page-reference .api-op-h {
  margin: 16px 0 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-fg);
}
.page-reference .api-docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: 10px;
  overflow: hidden;
}
.page-reference .api-docs-table th,
.page-reference .api-docs-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}
.page-reference .api-docs-table th {
  background: var(--c-soft);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--c-muted);
}
.page-reference .api-docs-table tr:last-child td { border-bottom: none; }
.page-reference .api-docs-table--compact th,
.page-reference .api-docs-table--compact td { padding: 8px 12px; }
.page-reference .api-docs-empty { margin: 0; font-size: 13px; }
.page-reference .api-resp-desc { margin: 0 0 6px; font-size: 13px; line-height: 1.45; }
.page-reference .api-resp-bodies {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-reference .api-resp-st {
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.page-reference .api-docs-schema {
  margin: 0;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.45;
  background: var(--c-soft);
  border: 1px solid var(--c-line);
  border-radius: 8px;
  overflow: auto;
  max-height: 420px;
  white-space: pre;
  tab-size: 2;
}

.page-reference .ref-snippet { margin-top: 4px; min-height: 120px; }
.page-reference #agent-card-pretty {
  margin: 0; padding-top: 36px; max-height: 420px; overflow: auto; white-space: pre-wrap; word-break: break-word;
  font-family: var(--font-mono); font-size: 12.5px; line-height: 1.5; background: transparent;
}
.page-reference .ref-skill-body { line-height: 1.65; font-size: 14px; margin-top: 8px; }
.page-reference .ref-skill-body h1 { font-size: 1.5rem; margin-top: 1.25em; }
.page-reference .ref-skill-body h2 { font-size: 1.2rem; margin-top: 1.1em; }
.page-reference .ref-skill-body h3 { font-size: 1.05rem; }
.page-reference .ref-skill-body pre {
  background: var(--c-soft); padding: 14px; border-radius: var(--radius-sm); border: 1px solid var(--c-line); overflow: auto; font-size: 13px;
}
.page-reference .ref-skill-body code { background: var(--c-soft); padding: 2px 6px; border-radius: 4px; font-size: 0.92em; }
.page-reference .ref-skill-body pre code { background: transparent; padding: 0; }
.page-reference .ref-skill-body table { border-collapse: collapse; margin: 14px 0; width: 100%; font-size: 13px; }
.page-reference .ref-skill-body table th,
.page-reference .ref-skill-body table td { border: 1px solid var(--c-line); padding: 8px 12px; text-align: left; }
.page-reference .ref-skill-body ul, .page-reference .ref-skill-body ol { padding-left: 1.35em; }
.page-reference .ref-skill-body blockquote {
  margin: 12px 0; padding: 8px 14px; border-left: 3px solid var(--c-violet); background: var(--c-soft); color: var(--c-muted);
}

/* ─── /status 运维页 ─── */
body.page-status main { max-width: var(--max); margin: 0 auto; padding: 28px 32px 56px; }
.page-status .status-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--c-violet); margin: 0 0 8px;
}
.page-status h1 { margin: 0 0 12px; font-size: clamp(26px, 4vw, 34px); letter-spacing: -.02em; }
.page-status .status-lede { max-width: 72ch; line-height: 1.65; margin-bottom: 28px; }
.page-status .status-panel { margin-bottom: 36px; }
.page-status .status-panel > h2 { margin: 0 0 10px; font-size: 18px; }
.page-status .status-steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 8px;
}
.page-status .status-step {
  border: 1px solid var(--c-line); border-radius: var(--radius); padding: 16px 18px; background: var(--c-card);
}
.page-status .status-step h3 { margin: 0 0 8px; font-size: 14px; font-weight: 700; }
.page-status .status-step p { margin: 0; font-size: 13px; line-height: 1.55; }
.page-status .status-baseurl {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-bottom: 28px;
  padding: 12px 16px; border-radius: var(--radius); border: 1px dashed var(--c-line); background: var(--c-soft);
}
.page-status .status-baseurl-label { font-size: 13px; font-weight: 600; color: var(--c-fg); }
.page-status .status-baseurl-val { font-size: 13px; word-break: break-all; }
.page-status .status-snap-card {
  margin-top: 12px; border: 1px solid var(--c-line); border-radius: var(--radius); overflow: hidden; max-width: 520px;
}
.page-status .status-snap-row {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 10px 14px; border-bottom: 1px solid var(--c-line); font-size: 13px;
}
.page-status .status-snap-row:last-child { border-bottom: none; }
.page-status .status-snap-label { color: var(--c-muted); }
.page-status .status-snap-val { font-weight: 700; }
.page-status .status-snap-val.is-on { color: var(--c-green); }
.page-status .status-snap-val.is-off { color: var(--c-muted); }
.page-status .status-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px;
}
.page-status .status-toolbar-title { margin: 0; font-size: 18px; }
.page-status .status-toolbar-note { margin: 0 0 12px; font-size: 13px; }
.page-status .status-toast {
  margin: 0 0 12px; font-size: 13px; font-weight: 600; color: var(--c-green);
}
.page-status .status-health-row { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 16px 24px; }
.page-status .status-pass { margin: 0; font-size: 13px; align-self: center; }
.page-status .status-warn { color: #b45309; margin-top: 6px; }
.page-status .status-card {
  border: 1px solid var(--c-line); border-radius: var(--radius); padding: 16px; background: var(--c-card);
  display: flex; gap: 12px; align-items: flex-start; min-width: 0;
}
.page-status .status-card .dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 6px; background: var(--c-muted); flex-shrink: 0; }
.page-status .status-card.ok .dot { background: var(--c-green); }
.page-status .status-card.fail .dot { background: var(--c-pink); }
.page-status .status-card.pending .dot { background: var(--c-muted); }
.page-status .status-card .name { font-weight: 600; margin-bottom: 2px; }
.page-status .status-card .meta { font-size: 12px; color: var(--c-muted); font-family: var(--font-mono); word-break: break-all; }
.page-status .status-table-wrap { margin-top: 12px; overflow-x: auto; border: 1px solid var(--c-line); border-radius: var(--radius); }
.page-status .status-table { width: 100%; border-collapse: collapse; font-size: 13px; background: var(--c-card); }
.page-status .status-table th,
.page-status .status-table td { padding: 12px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--c-line); }
.page-status .status-table th { background: var(--c-soft); font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--c-muted); }
.page-status .status-table tr:last-child td { border-bottom: none; }
.page-status .status-ep-name { font-weight: 600; margin-bottom: 4px; }
.page-status .status-ep-path { font-size: 12px; word-break: break-all; color: var(--c-muted); font-family: var(--font-mono); }
.page-status .status-ep-exp { font-size: 11px; margin-top: 6px; line-height: 1.4; }
.page-status .status-pill {
  display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; font-family: var(--font-mono);
}
.page-status .status-pill.ok { background: rgba(22,163,74,.12); color: var(--c-green); }
.page-status .status-pill.warn { background: rgba(245,158,11,.14); color: #b45309; }
.page-status .status-pill.fail { background: rgba(255,45,85,.12); color: var(--c-pink); }
.page-status .status-pill.pending { background: var(--c-soft); color: var(--c-muted); }
.page-status .status-table tr.status-row--warn td { background: rgba(245,158,11,.04); }
.page-status .status-row-btns { display: flex; flex-wrap: wrap; gap: 8px; }
.page-status .button.small { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.page-status .button.small.ghost.status-copy-ok {
  border-color: color-mix(in oklab, var(--c-green) 55%, var(--c-line));
  color: var(--c-green);
  background: color-mix(in oklab, var(--c-green) 10%, var(--c-card));
}
.page-status .button.small.ghost.status-copy-err {
  border-color: color-mix(in oklab, var(--c-pink) 55%, var(--c-line));
  color: var(--c-pink);
  background: color-mix(in oklab, var(--c-pink) 10%, var(--c-card));
}
.page-status .status-copy-fab {
  position: fixed;
  bottom: max(20px, env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  background: var(--c-fg);
  color: var(--c-bg);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.2);
  max-width: min(440px, calc(100vw - 32px));
  text-align: center;
  pointer-events: none;
}
.page-status .status-cta-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 12px;
}
.page-status .status-cta-card {
  border: 1px solid var(--c-line); border-radius: var(--radius-lg); padding: 18px 18px 16px; background: var(--c-card);
  display: flex; flex-direction: column; gap: 10px; min-height: 160px;
}
.page-status .status-cta-card h3 { margin: 0; font-size: 15px; font-weight: 700; }
.page-status .status-cta-card p { margin: 0; flex: 1; font-size: 13px; line-height: 1.55; }
.page-status .status-cta-card .button { align-self: flex-start; margin-top: auto; }

/* ─── /ops console ─── */
body.page-ops main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 32px 32px 64px;
}
.ops-hero {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(340px, .72fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 24px;
}
.page-ops-login {
  min-height: calc(100vh - 220px);
  display: grid;
  place-items: center;
}
.ops-login-card {
  width: min(560px, 100%);
  padding: clamp(24px, 5vw, 42px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at right center, rgba(124,58,237,.12), transparent 34%),
    var(--c-card);
  box-shadow: 0 26px 70px -44px rgba(15,23,42,.58);
}
.ops-login-card h1 {
  margin: 0;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -.035em;
}
.ops-login-form {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}
.ops-login-form label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  color: var(--c-muted);
}
.ops-login-form input {
  width: 100%;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  background: var(--c-bg);
  color: var(--c-fg);
  padding: 11px 12px;
  font: inherit;
}
.ops-eyebrow {
  margin: 0 0 8px;
  color: var(--c-violet);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.ops-hero h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(34px, 5vw, 68px);
  line-height: .98;
  letter-spacing: -.035em;
}
.ops-lede { max-width: 68ch; font-size: 16px; line-height: 1.65; }
.ops-key-card,
.ops-panel,
.ops-kpi {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  box-shadow: 0 18px 42px -34px rgba(15,23,42,.45);
}
.ops-key-card {
  display: grid;
  gap: 12px;
  padding: 18px;
}
.ops-key-card label,
.ops-toolbar label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  color: var(--c-muted);
}
.ops-toolbar {
  display: flex;
  justify-content: flex-end;
  margin: 0 0 16px;
}
.ops-toolbar label { min-width: 180px; }
.ops-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.ops-kpi {
  padding: 18px;
  min-height: 110px;
}
.ops-kpi span {
  display: block;
  color: var(--c-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ops-kpi strong {
  display: block;
  margin-top: 14px;
  font-size: clamp(24px, 3.8vw, 38px);
  line-height: 1;
  letter-spacing: -.03em;
}
.ops-grid,
.ops-action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.ops-action-grid { margin-top: 16px; }
.ops-panel {
  min-width: 0;
  padding: 18px;
}
.ops-panel h2 {
  margin: 0 0 14px;
  font-size: 17px;
}
.ops-funnel,
.ops-list {
  display: grid;
  gap: 9px;
}
.ops-funnel-row,
.ops-list-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--c-soft);
}
.ops-funnel-row span,
.ops-list-row span { color: var(--c-muted); }
.ops-funnel-row strong,
.ops-list-row strong { font-family: var(--font-mono); }
.ops-inline input { flex: 1 1 220px; }
.ops-json {
  margin-top: 12px;
  border-radius: 12px;
  background: #10131a;
  color: #dbeafe;
}
@media (max-width: 980px) {
  .ops-hero,
  .ops-grid,
  .ops-action-grid { grid-template-columns: 1fr; }
  .ops-kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  body.page-ops main { padding: 28px 20px 54px; }
  .ops-kpi-grid { grid-template-columns: 1fr; }
}
/* ─── visually hidden ─── */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ═══════════════════════════════════════════════════════════════
 * Landing Page v2 (PRD)  —  prefix: .lp-*
 * 叙事式 8-section landing。专属命名空间，避免与旧 .hero/.feature 冲突。
 * ═══════════════════════════════════════════════════════════════ */

.lp-page {
  --c-bg: #f7f4f1;
  --c-fg: #171316;
  --c-card: #ffffff;
  --c-muted: rgba(74, 68, 78, .86);
  --c-line: rgba(23, 19, 22, .12);
  --c-soft: rgba(23, 19, 22, .055);
}
.lp-page main { display: none; }                /* layout 内置 main 不再需要 */
.lp-page .site-header { background: color-mix(in oklab, var(--c-bg) 88%, transparent); }

/* 长页锚点：避开 sticky header + 子导航 */
.lp-page > section[id] { scroll-margin-top: 100px; }

.lp-section-inner { max-width: 1180px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 1; }
@media (max-width: 720px) { .lp-section-inner { padding: 0 20px; } }

/* ─── 0. Sticky in-page nav ─── */
.lp-subnav {
  position: sticky; top: 56px; z-index: 95;
  border-bottom: 1px solid var(--c-line);
  background: color-mix(in oklab, var(--c-bg) 94%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
}
.lp-subnav-inner {
  max-width: 1180px; margin: 0 auto; padding: 8px 32px;
  display: flex; gap: 4px 10px; flex-wrap: wrap; align-items: center; justify-content: center;
}
@media (max-width: 720px) {
  .lp-subnav-inner {
    padding: 8px 16px;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .lp-subnav-inner::-webkit-scrollbar { display: none; }
  .lp-subnav-link { flex: 0 0 auto; }
}
.lp-subnav-link {
  font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--c-muted); padding: 6px 10px; border-radius: 999px; text-decoration: none;
  border: 1px solid transparent; white-space: nowrap;
}
.lp-subnav-link:hover { color: var(--c-pink); border-color: rgba(255,45,85,.25); text-decoration: none; background: rgba(255,45,85,.06); }

/* ─── Audience (PRD §2.2) ─── */
.lp-audience {
  padding: clamp(56px, 8vw, 88px) 24px;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
}
.lp-audience-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 28px;
}
.lp-audience-card {
  padding: 22px 20px; border-radius: 18px; border: 1px solid var(--c-line); background: var(--c-card);
  box-shadow: var(--shadow); transition: border-color .2s, transform .2s;
}
.lp-audience-card:hover { transform: translateY(-2px); border-color: rgba(124,58,237,.35); }
.lp-audience-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(255,45,85,.1), rgba(124,58,237,.12)); color: var(--c-pink); margin-bottom: 12px;
}
.lp-audience-card h3 { font-size: 17px; margin: 0 0 8px; font-weight: 700; letter-spacing: -.01em; }
.lp-audience-card p  { font-size: 14px; color: var(--c-muted); margin: 0; line-height: 1.55; }

/* ─── Role paths ─── */
.lp-roles {
  position: relative;
  overflow: hidden;
  padding: clamp(46px, 7vw, 76px) 24px;
  background:
    radial-gradient(circle at 12% 18%, rgba(34,197,94,.10), transparent 24%),
    radial-gradient(circle at 88% 26%, rgba(255,45,85,.10), transparent 24%),
    linear-gradient(180deg, color-mix(in oklab, var(--c-bg) 88%, #fff), var(--c-bg));
  border-bottom: 1px solid var(--c-line);
}
.lp-roles::before {
  content: "";
  position: absolute;
  inset: 18px 24px auto;
  height: 180px;
  opacity: .5;
  background-image:
    linear-gradient(90deg, transparent 0 14%, rgba(15,23,42,.08) 14.2% 14.6%, transparent 14.8% 49%, rgba(15,23,42,.08) 49.2% 49.6%, transparent 49.8% 84%, rgba(15,23,42,.08) 84.2% 84.6%, transparent 84.8%),
    radial-gradient(circle at 14% 52%, rgba(34,197,94,.22) 0 6px, transparent 7px),
    radial-gradient(circle at 50% 52%, rgba(255,45,85,.22) 0 6px, transparent 7px),
    radial-gradient(circle at 86% 52%, rgba(124,58,237,.22) 0 6px, transparent 7px);
  mask-image: linear-gradient(180deg, #000, transparent);
  pointer-events: none;
}
.lp-roles .lp-section-inner {
  position: relative;
  z-index: 1;
}
.lp-role-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
  align-items: stretch;
}
@media (max-width: 980px) { .lp-role-grid { grid-template-columns: 1fr; } }
.lp-role-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 22px 20px 20px;
  border: 1px solid var(--c-line);
  border-radius: 16px;
  background: color-mix(in oklab, var(--c-card) 92%, var(--c-soft));
  box-shadow: var(--shadow);
}
.lp-role-card--shopper {
  background: linear-gradient(145deg, color-mix(in oklab, var(--c-card) 94%, var(--c-pink)), var(--c-card));
  border-color: rgba(255,45,85,.25);
}
.lp-role-card--developer { border-color: rgba(37,99,235,.22); }
.lp-role-card--merchant { border-color: rgba(16,185,129,.24); }
.lp-role-icon,
.lp-value-icon {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  color: var(--c-pink);
}
.lp-role-icon svg,
.lp-value-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.lp-role-card--developer .lp-role-icon { color: #2563eb; }
.lp-role-card--merchant .lp-role-icon { color: var(--c-green); }
.lp-role-kicker {
  margin-bottom: 8px;
  color: var(--c-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.lp-role-card h2 {
  margin: 0 0 8px;
  font-size: clamp(19px, 2vw, 24px);
  line-height: 1.14;
  letter-spacing: -.02em;
}
.lp-role-card p {
  margin: 0 0 14px;
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.5;
}
.lp-role-card ul {
  margin: 0 0 16px;
  padding-left: 18px;
  color: var(--c-fg);
  font-size: 13px;
  line-height: 1.45;
}
.lp-role-card li { margin-bottom: 4px; }
.lp-role-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--c-fg);
  color: var(--c-card);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}
.lp-role-link:hover { text-decoration: none; background: var(--c-pink); color: #fff; }

/* ─── Scope (PRD §3) ─── */
.lp-scope { padding: clamp(64px, 9vw, 100px) 24px; background: var(--c-soft); }
.lp-scope-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 32px; max-width: 960px; margin-left: auto; margin-right: auto;
}
@media (max-width: 720px) { .lp-scope-grid { grid-template-columns: 1fr; } }
.lp-scope-col {
  padding: 24px 22px; border-radius: 18px; border: 1px solid var(--c-line); background: var(--c-card);
}
.lp-scope-col.v1 { border-color: rgba(255,45,85,.35); box-shadow: 0 12px 32px -20px rgba(255,45,85,.35); }
.lp-scope-col.later { opacity: .92; }
.lp-scope-col h3 { font-size: 15px; font-weight: 700; margin: 0 0 14px; letter-spacing: .04em; text-transform: uppercase; color: var(--c-muted); }
.lp-scope-col.v1 h3 { color: var(--c-pink); }
.lp-scope-col ul { margin: 0; padding-left: 18px; color: var(--c-fg); font-size: 14px; line-height: 1.65; }
.lp-scope-col li { margin-bottom: 6px; }

/* ─── KPI strip ─── */
.lp-kpi { padding: clamp(56px, 8vw, 88px) 24px; background: var(--c-bg); border-top: 1px solid var(--c-line); }
.lp-kpi-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-top: 28px;
}
.lp-kpi-card {
  padding: 18px 16px; border-radius: 14px; border: 1px solid var(--c-line); background: var(--c-card);
}
.lp-kpi-label { font-size: 13px; font-weight: 700; color: var(--c-fg); margin-bottom: 6px; letter-spacing: -.01em; }
.lp-kpi-desc { font-size: 13px; color: var(--c-muted); margin: 0; line-height: 1.5; }

.lp-ops-proof {
  padding: clamp(58px, 8vw, 92px) 24px;
  border-top: 1px solid var(--c-line);
  background:
    linear-gradient(135deg, rgba(34,197,94,.08), transparent 42%),
    var(--c-bg);
}
.lp-ops-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
}
.lp-ops-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}
.lp-ops-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}
.lp-ops-card {
  position: relative;
  min-height: 180px;
  padding: 20px 18px;
  border: 1px solid var(--c-line);
  border-radius: 18px;
  background: var(--c-card);
  overflow: hidden;
}
.lp-ops-card::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 50%;
  width: 76px;
  height: 76px;
  transform: translateY(-50%);
  border-radius: 24px;
  background:
    linear-gradient(90deg, transparent 45%, rgba(255,45,85,.16) 45% 55%, transparent 55%),
    linear-gradient(0deg, transparent 45%, rgba(124,58,237,.16) 45% 55%, transparent 55%),
    radial-gradient(circle, rgba(34,197,94,.18), transparent 58%);
  opacity: .82;
}
.lp-ops-card span {
  display: block;
  width: 28px;
  height: 28px;
  margin-bottom: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--c-pink), var(--c-violet));
}
.lp-ops-card h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 8px;
  font-size: 17px;
}
.lp-ops-card p {
  position: relative;
  z-index: 1;
  max-width: 24ch;
  margin: 0;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.55;
}
@media (max-width: 980px) {
  .lp-ops-head { grid-template-columns: 1fr; }
  .lp-ops-actions { justify-content: flex-start; }
  .lp-ops-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .lp-ops-grid { grid-template-columns: 1fr; }
}

/* ─── Roadmap ─── */
.lp-roadmap { padding: clamp(64px, 9vw, 100px) 24px; background: var(--c-soft); }
/* 中轴与圆点共用同一 x，避免 border-left + padding 与 left:-9px 对不齐 */
.lp-road-track {
  --lp-road-spine: 11px;
  --lp-road-dot: 14px;
  max-width: 640px;
  margin: 32px auto 0;
  padding-left: 0;
  border-left: none;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.lp-road-track::before {
  content: "";
  position: absolute;
  left: var(--lp-road-spine);
  top: 6px;
  bottom: 6px;
  width: 2px;
  margin-left: -1px;
  border-radius: 1px;
  background: var(--c-line);
}
.lp-road-item {
  position: relative;
  padding: 0 0 28px calc(var(--lp-road-spine) + 18px);
}
.lp-road-item:last-child { padding-bottom: 0; }
.lp-road-dot {
  position: absolute;
  left: calc(var(--lp-road-spine) - 7px);
  top: 4px;
  width: var(--lp-road-dot);
  height: var(--lp-road-dot);
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--c-pink);
  border: 3px solid var(--c-bg);
  box-shadow: 0 0 0 2px rgba(255,45,85,.25);
}
.lp-road-phase { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--c-violet); margin-bottom: 6px; }
.lp-road-body p { margin: 0; font-size: 15px; color: var(--c-muted); line-height: 1.6; }

/* ─── Connect band ─── */
.lp-band {
  /* padding-x: 0 → 委托给 .lp-section-inner（与全站对齐 32 / 1180） */
  padding: clamp(48px, 7vw, 72px) 0;
  background: linear-gradient(95deg, rgba(255,45,85,.08), rgba(124,58,237,.1));
  border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line);
}
.lp-band-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.lp-band-copy { flex: 1 1 320px; max-width: none; }
.lp-band-copy .lp-h2 {
  margin-bottom: 8px;
  white-space: nowrap;
  text-wrap: nowrap;
}
.lp-band-copy .lp-p { max-width: 52ch; }
.lp-band-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
@media (max-width: 720px) {
  .lp-band-copy .lp-h2 { white-space: normal; text-wrap: balance; }
}

/* ─── Developer · PRD minimal JSON row ─── */
.lp-dev-prd {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start;
  margin-top: 40px; padding-top: 36px; border-top: 1px dashed var(--c-line);
}
@media (max-width: 880px) { .lp-dev-prd { grid-template-columns: 1fr; } }
.lp-dev-prd-text .lp-p { margin-bottom: 0; }
.lp-code-card--narrow { max-width: 100%; }
.lp-code-card--narrow .lp-code { font-size: 12.5px; }

.lp-h1, .lp-h2, .lp-vision-h { font-family: var(--font-sans); }
.lp-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-muted); margin-bottom: 18px;
}
.lp-eyebrow.center { display: flex; justify-content: center; }
.lp-eyebrow.on-dark { color: rgba(255,255,255,.62); }
.lp-eyebrow-dot {
  display: inline-block;
  width: 6px; height: 6px;
  min-width: 6px; min-height: 6px;
  flex: 0 0 6px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--c-pink);
  box-shadow: 0 0 0 4px rgba(255,45,85,.15);
  animation: lp-pulse 2.4s ease-in-out infinite;
}
@keyframes lp-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(255,45,85,.15); }
  50%      { box-shadow: 0 0 0 7px rgba(255,45,85,.05); }
}

.lp-h2 { font-size: clamp(28px, 4.4vw, 44px); line-height: 1.1; letter-spacing: -.02em; margin: 0 0 16px; font-weight: 700; text-wrap: balance; }
.lp-h2.center { text-align: center; }
.lp-p   { font-size: 16px; color: var(--c-fg); margin: 0 0 14px; line-height: 1.65; }
.lp-p.muted { color: var(--c-muted); }
.lp-lede { font-size: 17px; color: var(--c-muted); line-height: 1.6; max-width: 60ch; margin: 0 0 24px; }
.lp-lede.center { margin-left: auto; margin-right: auto; text-align: center; }
/* hero 副标题专属宽度：通用 60ch 在 hero 下太窄会把短句切成 2-3 行；hero 下放宽到 78ch，让一句话型 lede 能在宽屏一行落下。 */
.lp-hero .lp-lede { max-width: 78ch; }
.lp-accent { background: linear-gradient(95deg, var(--c-pink), var(--c-violet)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ─── shared button ─── */
.lp-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font: inherit; font-weight: 600; font-size: 14.5px;
  cursor: pointer; padding: 12px 22px; border-radius: 999px;
  border: 1px solid var(--c-line); background: var(--c-card); color: var(--c-fg);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
  text-decoration: none;
}
.lp-btn:hover { background: var(--c-soft); text-decoration: none; transform: translateY(-1px); }
.lp-btn.primary {
  background: var(--c-pink); color: #fff; border-color: var(--c-pink);
  box-shadow: 0 8px 24px -8px rgba(255, 45, 85, .55);
}
.lp-btn.primary:hover { background: var(--c-pink-hover); border-color: var(--c-pink-hover); box-shadow: 0 12px 28px -8px rgba(255, 45, 85, .65); }
.lp-btn.ghost { background: transparent; }
.lp-btn[disabled] { opacity: .55; cursor: not-allowed; transform: none; }
.lp-cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.lp-cta-row.center { justify-content: center; }
.lp-cta-row.left   { justify-content: flex-start; }

.lp-tag {
  display: inline-flex; align-items: center;
  font-size: 12px; font-weight: 600;
  padding: 5px 12px; border-radius: 999px;
  background: var(--c-soft); border: 1px solid var(--c-line); color: var(--c-fg);
}
.lp-tag.pink   { background: rgba(255,45,85,.10); border-color: rgba(255,45,85,.32); color: var(--c-pink); }
.lp-tag.violet { background: rgba(124,58,237,.10); border-color: rgba(124,58,237,.32); color: var(--c-violet); }
.lp-tag.green  { background: rgba(22,163,74,.10); border-color: rgba(22,163,74,.32); color: var(--c-green); }

.lp-ai-shopify {
  position: relative;
  padding: clamp(42px, 6vw, 78px) 0;
  border-top: 1px solid color-mix(in oklab, var(--c-line) 72%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--c-line) 72%, transparent);
  background:
    radial-gradient(circle at 18% 0%, color-mix(in oklab, var(--c-pink) 14%, transparent), transparent 32%),
    color-mix(in oklab, var(--c-card) 62%, transparent);
}
.lp-ai-shopify-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.lp-ai-shopify-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 230px;
  padding: 22px;
  border: 1px solid color-mix(in oklab, var(--c-line) 82%, transparent);
  border-radius: 28px;
  background: color-mix(in oklab, var(--c-card) 86%, transparent);
  box-shadow: 0 20px 52px rgba(15, 23, 42, 0.08);
  text-decoration: none;
  color: inherit;
}
.lp-ai-shopify-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklab, var(--c-pink) 42%, var(--c-line));
}
.lp-ai-shopify-kicker {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-pink);
}
.lp-ai-shopify-card strong { font-size: clamp(22px, 2vw, 30px); line-height: 1.08; }
.lp-ai-shopify-card span:not(.lp-ai-shopify-kicker) { color: color-mix(in oklab, var(--c-fg) 68%, var(--c-muted)); line-height: 1.55; }
.lp-ai-shopify-card b { margin-top: auto; color: var(--c-violet); }
@media (max-width: 860px) {
  .lp-ai-shopify-grid { grid-template-columns: 1fr; }
  .lp-ai-shopify-card { min-height: 0; }
}

/* ─── 1. HERO ─── */
.lp-hero {
  position: relative; overflow: hidden;
  min-height: min(860px, calc(100svh - 72px));
  /* padding-x: 0 → 委托给 .lp-hero-inner（与全站 .lp-section-inner 对齐 32px / 1180） */
  padding: clamp(66px, 8vw, 98px) 0 clamp(44px, 7vw, 70px);
  background:
    linear-gradient(115deg, color-mix(in oklab, var(--c-bg) 88%, #fff) 0%, rgba(255,255,255,.72) 44%, color-mix(in oklab, var(--c-soft) 76%, var(--c-bg)) 100%);
}
.lp-hero::before,
.lp-hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}
.lp-hero::before {
  inset: 0;
  opacity: .62;
  background-image:
    radial-gradient(circle at 82% 24%, rgba(34,197,94,.18), transparent 24%),
    radial-gradient(circle at 62% 72%, rgba(255,45,85,.16), transparent 25%),
    radial-gradient(circle at 34% 18%, rgba(124,58,237,.10), transparent 28%),
    linear-gradient(90deg, rgba(15,23,42,.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(15,23,42,.04) 1px, transparent 1px);
  background-size: auto, auto, auto, 82px 82px, 82px 82px;
  mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.86) 65%, transparent 100%);
}
.lp-hero::after {
  right: -140px;
  bottom: -220px;
  width: min(620px, 48vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,45,85,.18), rgba(124,58,237,.09) 44%, transparent 68%);
  filter: blur(6px);
}
.lp-hero-inner {
  /* 与 .lp-section-inner 严格对齐：max-width 1180 + padding 0 32（窄屏 0 20） */
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(440px, .9fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (max-width: 720px) { .lp-hero-inner { padding: 0 20px; } }
.lp-hero-copy { min-width: 0; }
@keyframes lp-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(30px, -20px) scale(1.08); }
}

.lp-h1 {
  max-width: 18ch;
  font-size: clamp(44px, 5.4vw, 72px);
  line-height: 1.05; letter-spacing: -.035em;
  margin: 0 0 22px; font-weight: 800;
  overflow-wrap: normal;
  word-break: keep-all;
}
body[data-lang="en"] .lp-h1 {
  max-width: 16ch;
  font-size: clamp(44px, 5.15vw, 70px);
}
.lp-h1-sub {
  display: block;
  max-width: 29ch;
  margin-top: 16px;
  font-size: clamp(21px, 2.2vw, 30px);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: color-mix(in oklab, var(--c-fg) 72%, var(--c-muted));
}
body[data-lang="en"] .lp-h1-sub {
  max-width: 24ch;
  margin-top: 14px;
  font-size: clamp(20px, 1.9vw, 26px);
  line-height: 1.18;
}
.lp-hero .lp-lede { margin: 0 0 24px; font-size: 17px; line-height: 1.55; max-width: 42ch; color: color-mix(in oklab, var(--c-fg) 68%, var(--c-muted)); }
body[data-lang="en"] .lp-hero .lp-lede {
  max-width: 36ch;
  margin-bottom: 20px;
}

/* ── Hero v4 CTA row + 平台 strip ── */
.lp-hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 26px 0 22px;
}
.lp-hero-cta-row .lp-btn {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 700;
}
/* .lp-hero-platforms removed in v5：与 orb 旋转 chips + mini-flow chip 2 重复，
 * 在窄屏 7 个 chip 拼成散乱的 6+1 wrap，反而冲淡 hero 主信息。 */
@media (max-width: 680px) {
  .lp-hero-cta-row { gap: 8px; margin: 20px 0 18px; }
  .lp-hero-cta-row .lp-btn { padding: 10px 14px; font-size: 13px; }
}

/* ── 兼容残留：旧 .lp-hero-actions 仍在某些 vendor cache 中可能引用 ── */
.lp-hero-actions {
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  gap: 12px;
  width: min(100%, 560px);
  margin: 24px 0 0;
  padding: 0;
  box-sizing: border-box;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.lp-hero-actions-col {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 12px;
  min-width: 0;
  box-sizing: border-box;
}
.lp-hero-actions-col--cta {
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px;
  padding-right: 0;
  padding-bottom: 0;
  border-right: 0;
  border-bottom: 0;
}
.lp-hero-actions-col--badges {
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px;
  padding-left: 0;
}
.lp-hero-actions-col--badges .lp-tag {
  flex-shrink: 0;
  padding: 5px 10px;
  font-size: 11.5px;
}
.lp-hero-actions-col--cta .lp-btn {
  flex-shrink: 0;
  padding: 11px 18px;
  font-size: 14px;
}
body[data-lang="en"] .lp-hero-actions {
  width: min(100%, 650px);
  margin-top: 20px;
}
body[data-lang="en"] .lp-hero-actions-col {
  gap: 8px 10px;
}
body[data-lang="en"] .lp-hero-actions-col--cta .lp-btn {
  padding: 10px 14px;
  font-size: 13.5px;
}
body[data-lang="en"] .lp-hero-actions-col--badges .lp-tag {
  padding: 5px 9px;
  font-size: 11px;
}

@media (max-width: 680px) {
  .lp-hero { padding: 64px 16px 56px; }
  .lp-h1 {
    max-width: 12ch;
    font-size: clamp(38px, 11.2vw, 50px);
    line-height: 1.02;
    letter-spacing: -.025em;
  }
  .lp-h1-sub {
    max-width: 100%;
    font-size: clamp(19px, 5.8vw, 25px);
    line-height: 1.24;
  }
  .lp-hero-actions {
    width: 100%;
    gap: 12px;
    padding: 0;
  }
  .lp-hero-actions-col--cta {
    flex-wrap: nowrap;
    justify-content: flex-start;
    padding-right: 0;
    padding-bottom: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
  .lp-hero-actions-col--cta .lp-btn {
    padding: 10px 14px;
    font-size: 12.5px;
  }
  .lp-hero-actions-col--badges {
    flex-wrap: nowrap;
    justify-content: flex-start;
    padding-left: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
}

.lp-hero-scroll {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 34px; color: var(--c-muted); font-size: 12px; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase;
  text-decoration: none; animation: lp-bounce 2.4s ease-in-out infinite;
}
.lp-hero-scroll:hover { color: var(--c-fg); text-decoration: none; }
@keyframes lp-bounce {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(6px); }
}

/* ─── Hero · Moras protocol orb (clean, low-density) ───
 * 仅承载"概念暗示"——一个发光的核心，外围 8 张 agent 名片在轨道上漂。
 * 真正的协议解释 + 5 阶段动画在 #network 区段（lp-network）。
 */
.lp-hero-orb {
  position: relative;
  justify-self: end;
  width: min(100%, 520px);
  aspect-ratio: 1 / 1;
  min-height: 480px;
  border-radius: 50%;
  isolation: isolate;
  overflow: visible;
  display: grid;
  place-items: center;
  /* 给 chip 留向下的"溢出"呼吸位（CTA 在 -16px 还要再往下） */
  margin: 8px auto 40px;
}
.lp-hero-orb-grid {
  position: absolute;
  inset: 6%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255,45,85,.18), transparent 56%),
    radial-gradient(circle at 22% 30%, rgba(34,197,94,.18), transparent 38%),
    radial-gradient(circle at 78% 72%, rgba(124,58,237,.18), transparent 40%);
  filter: blur(2px);
  z-index: 0;
}
.lp-hero-orb-rings {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.lp-hero-orb-rings span {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(15,23,42,.14);
  animation: lp-orb-spin 30s linear infinite;
}
.lp-hero-orb-rings span:nth-child(2) {
  inset: 9%;
  border-color: rgba(34,197,94,.20);
  border-style: dotted;
  animation-duration: 22s;
  animation-direction: reverse;
}
.lp-hero-orb-rings span:nth-child(3) {
  inset: 18%;
  border-color: rgba(124,58,237,.22);
  animation-duration: 38s;
}
.lp-hero-orb-core {
  position: relative;
  z-index: 3;
  width: 38%;
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  align-content: center;
  text-align: center;
  padding: 14px;
  background:
    radial-gradient(circle at 50% 36%, rgba(255,255,255,.95), rgba(255,255,255,.72) 70%, rgba(255,255,255,.55)),
    radial-gradient(circle at 50% 60%, rgba(255,45,85,.14), transparent 60%);
  border: 1px solid rgba(255,45,85,.30);
  box-shadow:
    0 28px 72px -34px rgba(255,45,85,.55),
    inset 0 1px 0 rgba(255,255,255,.9);
  backdrop-filter: blur(12px);
}
.lp-hero-orb-kicker {
  display: block;
  font-size: 10.5px;
  font-weight: 900;
  letter-spacing: .14em;
  color: var(--c-muted);
  text-transform: uppercase;
}
.lp-hero-orb-core strong {
  display: block;
  margin-top: 4px;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
}
.lp-hero-orb-core small {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
  margin-top: 6px;
  height: calc(1.35em * 3);
  font-size: 10.5px;
  line-height: 1.35;
  color: var(--c-muted);
  max-width: 16ch;
  transition: opacity .35s ease;
}
.lp-hero-orb-token {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  min-width: 9.5ch;
  padding: 6px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--c-pink), #c026d3);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .02em;
  box-shadow: 0 10px 24px -14px rgba(255,45,85,.7);
  animation: lp-orb-tokenpulse 2.4s ease-in-out infinite;
  transition: box-shadow .35s ease;
}
.lp-hero-orb-chips {
  position: absolute;
  inset: 0;
  z-index: 2;
  list-style: none;
  margin: 0;
  padding: 0;
  pointer-events: none;
}
.lp-hero-orb-chips li {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1px;
  height: 1px;
  transform-origin: 0 0;
  animation: lp-orb-chip-orbit 36s linear infinite;
  animation-delay: calc(var(--i) * -4.5s);
}
.lp-hero-orb-chips li span {
  position: absolute;
  left: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.96);
  color: var(--c-fg);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: -.005em;
  /* --orb-r 是 chip 中心距 orb 中心的绝对像素半径（不是 chip 自宽百分比，那种写法会让 chip 贴着 core） */
  transform: translate(calc(var(--orb-r, 205px) - 50%), -50%);
  box-shadow: 0 12px 26px -14px rgba(15,23,42,.40);
  animation: lp-orb-chip-counter 36s linear infinite;
  animation-delay: calc(var(--i) * -4.5s);
  --orb-r: 205px;
  backdrop-filter: blur(6px);
}
.lp-hero-orb-chips li.ext span { border-color: rgba(34,197,94,.45); color: #047857; background: rgba(240,253,244,.96); }
.lp-hero-orb-chips li.int span { border-color: rgba(124,58,237,.45); color: #6d28d9; background: rgba(245,243,255,.96); }
.lp-hero-orb-chips li.brand span { border-color: rgba(255,45,85,.55); color: #be123c; background: rgba(255,241,242,.96); }
.lp-hero-orb-chips li span::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: .65;
}
.lp-hero-orb-cta {
  position: absolute;
  z-index: 4;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: #10131a;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .01em;
  text-decoration: none;
  box-shadow: 0 18px 40px -22px rgba(15,23,42,.7);
  white-space: nowrap;
}
.lp-hero-orb-cta:hover { text-decoration: none; transform: translate(-50%, -2px); transition: transform .18s ease; }
@keyframes lp-orb-spin { to { transform: rotate(360deg); } }
@keyframes lp-orb-tokenpulse {
  0%, 100% { box-shadow: 0 10px 24px -14px rgba(255,45,85,.55); }
  50%      { box-shadow: 0 14px 32px -16px rgba(255,45,85,.85); }
}
@keyframes lp-orb-chip-orbit {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes lp-orb-chip-counter {
  from { transform: translate(calc(var(--orb-r, 205px) - 50%), -50%) rotate(0deg); }
  to   { transform: translate(calc(var(--orb-r, 205px) - 50%), -50%) rotate(-360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .lp-hero-orb-rings span,
  .lp-hero-orb-token,
  .lp-hero-orb-chips li,
  .lp-hero-orb-chips li span { animation: none; }
}
@media (max-width: 1080px) {
  .lp-hero-orb { width: min(100%, 480px); min-height: 440px; }
  .lp-hero-orb-chips li span { font-size: 11px; padding: 5px 11px; --orb-r: 188px; }
}
@media (max-width: 900px) {
  .lp-hero-orb { width: min(100%, 440px); min-height: 400px; }
  .lp-hero-orb-chips li span { font-size: 10.5px; padding: 5px 10px; --orb-r: 170px; }
  .lp-hero-orb-core { width: 40%; }
}
@media (max-width: 680px) {
  .lp-hero-orb {
    margin: 24px auto 32px;
    justify-self: center;
    width: min(94vw, 380px);
    min-height: 340px;
  }
  .lp-hero-orb-chips li span { font-size: 10px; padding: 4px 9px; --orb-r: 142px; }
  .lp-hero-orb-core { width: 44%; padding: 10px; }
  .lp-hero-orb-core small { display: none; }
}
@media (max-width: 420px) {
  .lp-hero-orb { width: min(94vw, 340px); min-height: 320px; }
  .lp-hero-orb-chips li span { font-size: 9.5px; padding: 4px 8px; --orb-r: 128px; }
}

/* ─── Section · Quick Paths (#paths) ───
 * 紧跟 hero 的 3 张分流卡：用户/开发者/商家。
 * 第一张（shopper）有 is-primary 高亮，让 0 摩擦的浏览器试玩成为最显眼的入口。
 * 桌面端 3 列等宽 grid；≤900 自动一列堆叠，便于移动端浏览。
 */
.lp-paths {
  position: relative;
  padding: clamp(56px, 7.5vw, 88px) 24px clamp(48px, 6vw, 76px);
  background:
    linear-gradient(180deg, var(--c-bg) 0%, color-mix(in oklab, var(--c-soft) 56%, var(--c-bg)) 100%);
  border-top: 1px solid color-mix(in oklab, var(--c-line) 50%, transparent);
}
.lp-paths-head {
  max-width: 720px;
  margin: 0 auto 36px;
  text-align: center;
}
.lp-paths-head .lp-eyebrow {
  display: inline-flex;
  margin-bottom: 12px;
  letter-spacing: .14em;
}
.lp-paths-head .lp-h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  margin: 0 0 14px;
  letter-spacing: -.025em;
}
.lp-paths-head .lp-lede {
  margin: 0 auto;
  font-size: 16px;
  color: color-mix(in oklab, var(--c-fg) 66%, var(--c-muted));
  max-width: 56ch;
}
.lp-paths-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.lp-path-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 26px 26px;
  border-radius: 22px;
  background: rgba(255,255,255,.94);
  border: 1px solid color-mix(in oklab, var(--c-line) 70%, transparent);
  text-decoration: none;
  color: var(--c-fg);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  box-shadow: 0 18px 40px -28px rgba(15,23,42,.18);
  overflow: hidden;
}
.lp-path-card::after {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 280px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,45,85,.10), transparent 65%);
  pointer-events: none;
  opacity: 0;
  transition: opacity .25s ease;
}
.lp-path-card:hover {
  text-decoration: none;
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--c-pink) 40%, var(--c-line));
  box-shadow: 0 28px 56px -32px rgba(15,23,42,.32);
}
.lp-path-card:hover::after { opacity: 1; }
.lp-path-card.is-primary {
  background: linear-gradient(150deg, #fff 0%, color-mix(in oklab, var(--c-soft) 50%, #fff) 100%);
  border-color: color-mix(in oklab, var(--c-pink) 35%, var(--c-line));
  box-shadow: 0 26px 50px -28px rgba(255,45,85,.28);
}
.lp-path-card.is-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 22px;
  padding: 1.5px;
  background: linear-gradient(135deg, var(--c-pink), #c026d3 60%, #7c3aed);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.lp-path-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  color: var(--c-pink);
  background: color-mix(in oklab, var(--c-soft) 60%, #fff);
  border: 1px solid color-mix(in oklab, var(--c-line) 60%, transparent);
}
.lp-path-icon svg { width: 22px; height: 22px; }
.lp-path-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--c-muted);
  text-transform: uppercase;
}
.lp-path-title {
  margin: 2px 0 4px;
  font-size: 19px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -.018em;
  color: var(--c-fg);
}
.lp-path-desc {
  margin: 0 0 4px;
  font-size: 14px;
  line-height: 1.55;
  color: color-mix(in oklab, var(--c-fg) 64%, var(--c-muted));
}
.lp-path-bullets {
  list-style: none;
  margin: 8px 0 14px;
  padding: 0;
  display: grid;
  gap: 8px;
}
.lp-path-bullets li {
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: start;
  gap: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: color-mix(in oklab, var(--c-fg) 70%, var(--c-muted));
}
.lp-path-bullets li span {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--c-soft) 80%, #fff);
  color: var(--c-pink);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  border: 1px solid color-mix(in oklab, var(--c-pink) 25%, transparent);
}
.lp-path-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 8px;
  font-size: 13.5px;
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--c-pink);
}
.lp-path-cta svg { transition: transform .2s ease; }
.lp-path-card:hover .lp-path-cta svg { transform: translateX(4px); }

@media (max-width: 900px) {
  .lp-paths-grid { grid-template-columns: 1fr; gap: 14px; }
  .lp-path-card { padding: 22px 20px; }
  .lp-path-title { font-size: 17.5px; }
}

/* ─── Section · Agent Flow (#network) ───
 * 4 幕剧场版：① 用户需求 → ② AI 入口 → ③ Moras 撮合大脑（含内容 + 商品） → ④ 一笔成交。
 * 一根贯穿的能量带 (lp-flow-rail) + 反向反馈弧线 (lp-flow-feedback)。
 * 5 个 phase 控制 stage 高亮（一个 phase 可同时点亮多个 stage 营造流动感）。
 */
.lp-network {
  /* padding-x: 0 → 委托给 .lp-section-inner（与全站对齐 32 / 1180） */
  padding: clamp(72px, 9vw, 110px) 0 clamp(64px, 8vw, 96px);
  background:
    radial-gradient(circle at 12% 18%, rgba(34,197,94,.07), transparent 36%),
    radial-gradient(circle at 88% 82%, rgba(124,58,237,.07), transparent 38%),
    linear-gradient(180deg, color-mix(in oklab, var(--c-soft) 38%, var(--c-bg)), var(--c-bg) 78%);
  border-top: 1px solid color-mix(in oklab, var(--c-line) 60%, transparent);
}
.lp-flow-head {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
  gap: 32px;
  align-items: end;
  margin-bottom: 44px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}
.lp-flow-head .lp-h2 { margin: 6px 0 0; max-width: 22ch; }
.lp-flow-head .lp-p  { margin: 0; max-width: 52ch; }

.lp-flow-canvas {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px 22px 56px;
  border-radius: 32px;
  border: 1px solid color-mix(in oklab, var(--c-line) 65%, transparent);
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255,45,85,.06), transparent 56%),
    linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.46));
  box-shadow: 0 40px 96px -52px rgba(15,23,42,.45);
  overflow: hidden;
}

/* 贯穿四幕的能量带（背景层） */
.lp-flow-rail {
  position: absolute;
  left: 22px; right: 22px; bottom: 28px;
  width: calc(100% - 44px);
  height: 28px;
  pointer-events: none;
  z-index: 0;
}
.lp-flow-rail-line {
  fill: none;
  stroke: url(#lp-rail-grad);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-dasharray: 8 6;
  animation: lp-flow-rail-flow 7s linear infinite;
}
@keyframes lp-flow-rail-flow { to { stroke-dashoffset: -240; } }

/* 反馈弧线 (从 stage 4 弧形回到 stage 3) */
.lp-flow-feedback {
  position: absolute;
  left: 22px; right: 22px; top: 12px;
  width: calc(100% - 44px);
  height: 60%;
  pointer-events: none;
  z-index: 0;
}
.lp-flow-feedback path {
  fill: none;
  stroke: url(#lp-feedback-grad);
  stroke-width: 1.6;
  stroke-dasharray: 4 5;
  stroke-opacity: .65;
  animation: lp-flow-feedback-flow 5s linear infinite;
}
@keyframes lp-flow-feedback-flow { to { stroke-dashoffset: 220; } }

/* 4 stage 横排
 * 列权重：之前 1fr 1fr 1.55fr 1fr 让第 3 列吃掉太多空间、第 4 列窄到把
 * 商品名换行 + tag 散乱。调成 1fr 1fr 1.3fr 1.2fr：第 3 列仍是视觉焦点，
 * 第 4 列得到 20% 额外宽度，标题单行、4 个 tag 走 2x2 整齐网格。 */
.lp-flow-row {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr 1.3fr 1.2fr;
  gap: 16px;
  align-items: stretch;
}

.lp-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 20px 18px;
  border-radius: 22px;
  background: rgba(255,255,255,.94);
  border: 1px solid color-mix(in oklab, var(--c-line) 75%, transparent);
  box-shadow: 0 26px 60px -42px rgba(15,23,42,.4);
  transition: transform .35s ease, border-color .35s ease, box-shadow .35s ease, background .35s ease;
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.lp-stage::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 60%, rgba(255,45,85,.0) 100%);
  transition: background .35s ease;
}
.lp-stage.is-active {
  transform: translateY(-4px);
  border-color: rgba(255,45,85,.5);
  box-shadow: 0 40px 80px -36px rgba(255,45,85,.55);
}
.lp-stage.is-active::before {
  background: linear-gradient(180deg, rgba(255,237,242,.4), transparent 70%);
}

.lp-stage > header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
}
.lp-stage-step {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 900;
  color: var(--c-pink);
  letter-spacing: .04em;
}
.lp-stage-kicker {
  font-size: 10.5px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.lp-stage-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  min-height: 220px;
}
.lp-stage > footer {
  font-size: 11.5px;
  line-height: 1.45;
  color: var(--c-muted);
  border-top: 1px dashed color-mix(in oklab, var(--c-line) 80%, transparent);
  padding-top: 10px;
  margin-top: auto;
  text-align: center;
}

/* shared chip-list */
.lp-stage-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.lp-stage-tags li {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(15,23,42,.05);
  color: color-mix(in oklab, var(--c-fg) 65%, var(--c-muted));
}

/* ─── Stage ① 用户需求 · 对话气泡 ─── */
.lp-stage--demand .lp-stage-step { color: #16a34a; }
.lp-bubble {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 18px;
  background: linear-gradient(180deg, #ffffff, rgba(220,252,231,.55));
  border: 1px solid rgba(34,197,94,.32);
  box-shadow: 0 18px 40px -28px rgba(34,197,94,.5);
  position: relative;
}
.lp-bubble::after {
  content: '';
  position: absolute;
  left: 26px;
  bottom: -7px;
  width: 14px;
  height: 14px;
  background: linear-gradient(135deg, transparent 50%, rgba(220,252,231,.55) 50%);
  border-right: 1px solid rgba(34,197,94,.32);
  border-bottom: 1px solid rgba(34,197,94,.32);
  transform: rotate(45deg);
  border-radius: 0 0 4px 0;
}
.lp-bubble-avatar {
  flex: 0 0 38px;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #34d399, #10b981);
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 8px 18px -8px rgba(34,197,94,.6);
}
.lp-bubble-avatar svg { width: 20px; height: 20px; }
.lp-bubble p {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-fg);
  line-height: 1.4;
  letter-spacing: -.005em;
}

/* ─── Stage ② AI 入口 · 头像网格 ─── */
.lp-stage--entry .lp-stage-step { color: var(--c-violet); }
.lp-flow-entries {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.lp-flow-entry {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid rgba(15,23,42,.12);
  border-radius: 12px;
  background: rgba(255,255,255,.96);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 800;
  color: var(--c-fg);
  letter-spacing: -.005em;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.lp-flow-entry::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--c-pink);
  box-shadow: 0 0 0 3px rgba(255,45,85,.16);
  flex-shrink: 0;
}
.lp-stage--entry.is-active .lp-flow-entry {
  border-color: rgba(124,58,237,.35);
  box-shadow: 0 8px 18px -10px rgba(124,58,237,.45);
}
.lp-flow-entry--more {
  border-style: dashed;
  border-color: rgba(15,23,42,.22);
  color: var(--c-muted);
  background: rgba(255,255,255,.55);
}
.lp-flow-entry--more::before {
  background: transparent;
  border: 1.5px dashed rgba(15,23,42,.32);
  box-shadow: none;
  animation: lp-flow-more-pulse 1.6s ease-in-out infinite;
}
@keyframes lp-flow-more-pulse {
  0%,100% { opacity: .4; transform: scale(.8); }
  50%     { opacity: 1;  transform: scale(1.1); }
}
.lp-stage-code {
  align-self: center;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 8px;
  background: rgba(124,58,237,.10);
  color: var(--c-violet);
  letter-spacing: -.005em;
}

/* ─── Stage ③ Moras 撮合大脑 · 内容/商品 双花瓣 + 中央 orb ─── */
.lp-stage--hero {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(255,255,255,.96), rgba(255,237,242,.85)),
    linear-gradient(135deg, rgba(255,45,85,.08), rgba(124,58,237,.06));
  border-color: rgba(255,45,85,.32);
  box-shadow: 0 40px 96px -42px rgba(255,45,85,.5);
}
.lp-stage--hero .lp-stage-body {
  gap: 12px;
  min-height: 300px;
  align-items: stretch;
  justify-content: stretch;
}
.lp-petal {
  padding: 11px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(15,23,42,.08);
  text-align: center;
}
.lp-petal-tag {
  display: inline-block;
  font-size: 9.5px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.lp-petal--content { border-color: rgba(124,58,237,.22); background: linear-gradient(180deg, rgba(243,232,255,.6), rgba(255,255,255,.9)); }
.lp-petal--content .lp-petal-tag { color: var(--c-violet); }
.lp-petal--supply { border-color: rgba(34,197,94,.22); background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(220,252,231,.6)); }
.lp-petal--supply .lp-petal-tag { color: #16a34a; }
.lp-petal ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.lp-petal li {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(255,255,255,.86);
  color: color-mix(in oklab, var(--c-fg) 70%, var(--c-muted));
  border: 1px solid color-mix(in oklab, var(--c-line) 80%, transparent);
}

/* 中央 brain orb */
.lp-brain {
  position: relative;
  display: grid;
  place-items: center;
  padding: 8px 0;
  min-height: 130px;
}
.lp-brain-pulse {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.lp-brain-pulse span {
  position: absolute;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  border: 1px solid rgba(255,45,85,.4);
  animation: lp-flow-brainpulse 3.6s ease-out infinite;
}
.lp-brain-pulse span:nth-child(2) { animation-delay: 1.2s; border-color: rgba(124,58,237,.32); }
.lp-brain-pulse span:nth-child(3) { animation-delay: 2.4s; border-color: rgba(34,197,94,.32); }
@keyframes lp-flow-brainpulse {
  0%   { transform: scale(.7); opacity: .9; }
  85%  { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}
.lp-brain-core {
  position: relative;
  z-index: 1;
  padding: 14px 18px 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, #ffffff, rgba(255,237,242,.85));
  border: 1px solid rgba(255,45,85,.45);
  box-shadow: 0 22px 44px -24px rgba(255,45,85,.65);
  text-align: center;
  min-width: 160px;
}
.lp-brain-tag {
  display: block;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 4px;
}
.lp-brain-core strong {
  display: block;
  font-size: 16px;
  font-weight: 800;
  color: var(--c-fg);
  letter-spacing: -.02em;
  line-height: 1.15;
  margin-bottom: 8px;
}
.lp-brain-core code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--c-pink), #c026d3);
  color: #fff;
  letter-spacing: .01em;
  box-shadow: 0 8px 18px -8px rgba(255,45,85,.7);
}

/* ─── Stage ④ 成交 · 收据 + 反馈环 ───
 * 第 4 列以前在 1fr 列宽里被挤压：商品名换行、tag 3+1 散乱、印章被推到第二行。
 * 现在列权重已经调成 1.2fr，配合内部缩 8px、tag 走 2x2 grid，整体更紧凑均衡。 */
.lp-stage--checkout .lp-stage-step { color: #f59e0b; }
.lp-receipt {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 11px;
  border-radius: 14px;
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(245,158,11,.32);
  box-shadow: 0 18px 40px -26px rgba(245,158,11,.5);
}
.lp-receipt-img {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,.7), transparent 50%),
    linear-gradient(135deg, #fde68a, #fda4af, #c4b5fd);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.5);
}
.lp-receipt-meta { min-width: 0; }
.lp-receipt-meta strong {
  display: block;
  font-size: 12px;
  font-weight: 800;
  color: var(--c-fg);
  letter-spacing: -.015em;
  line-height: 1.22;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lp-receipt-meta code {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--c-pink);
  letter-spacing: -.01em;
}
.lp-receipt-stamp {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #34d399, #059669);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 16px -6px rgba(16,185,129,.6);
}
.lp-receipt-stamp svg { width: 14px; height: 14px; }

/* 第 4 列特化：4 个 tag 走 2x2 等宽网格，居中显示，避免出现 3+1 散乱 */
.lp-stage--checkout .lp-stage-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px 7px;
}
.lp-stage--checkout .lp-stage-tags li {
  text-align: center;
  padding: 3px 8px;
}

.lp-feedback-label {
  display: block;
  font-size: 10.5px;
  font-weight: 800;
  color: var(--c-violet);
  padding-top: 2px;
  letter-spacing: -.005em;
  text-align: center;
}

/* phase tabs (复用 lp-flow-phase 命名) */
.lp-flow-phases {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin: 28px auto 0;
  max-width: 1280px;
}
.lp-flow-phase {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 14px 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: 18px;
  background: rgba(255,255,255,.78);
  text-align: left;
  cursor: pointer;
  color: var(--c-fg);
  transition: border-color .25s ease, background .25s ease, transform .25s ease, box-shadow .25s ease;
}
.lp-flow-phase:hover { border-color: rgba(255,45,85,.32); transform: translateY(-2px); }
.lp-flow-phase-step {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 900;
  color: var(--c-muted);
  letter-spacing: .04em;
}
.lp-flow-phase strong {
  display: block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.25;
}
.lp-flow-phase small {
  display: block;
  font-size: 11px;
  line-height: 1.4;
  color: var(--c-muted);
}
.lp-flow-phase.is-active {
  border-color: rgba(255,45,85,.55);
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,237,242,.92));
  box-shadow: 0 22px 46px -28px rgba(255,45,85,.55);
}
.lp-flow-phase.is-active .lp-flow-phase-step { color: var(--c-pink); }

/* trace bar */
.lp-flow-trace {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 16px auto 0;
  max-width: 1280px;
  padding: 13px 18px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--c-line) 80%, transparent);
  background: rgba(255,255,255,.84);
  font-size: 12px;
  box-shadow: 0 18px 40px -28px rgba(15,23,42,.4);
}
.lp-flow-trace-pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-pink);
  box-shadow: 0 0 0 4px rgba(255,45,85,.18);
  animation: lp-flow-trace-pulse 1.4s ease-in-out infinite;
}
@keyframes lp-flow-trace-pulse {
  0%,100% { transform: scale(1); }
  50%     { transform: scale(1.25); }
}
.lp-flow-trace code {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  color: color-mix(in oklab, var(--c-fg) 78%, var(--c-muted));
}
.lp-flow-trace b {
  font-size: 11px;
  font-weight: 800;
  color: var(--c-fg);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .lp-flow-rail-line,
  .lp-flow-feedback path,
  .lp-flow-trace-pulse,
  .lp-brain-pulse span,
  .lp-flow-entry--more::before { animation: none; }
}

@media (max-width: 1080px) {
  .lp-flow-head { grid-template-columns: 1fr; gap: 14px; align-items: start; }
  .lp-flow-row { grid-template-columns: 1fr 1fr; gap: 16px; }
  .lp-stage--hero { grid-column: 1 / -1; }
  .lp-flow-rail, .lp-flow-feedback { display: none; }
  .lp-flow-phases { grid-template-columns: repeat(5, minmax(120px, 1fr)); }
}
@media (max-width: 720px) {
  .lp-network { padding: 56px 14px 64px; }
  .lp-flow-canvas { padding: 22px 14px 30px; border-radius: 24px; }
  .lp-flow-row { grid-template-columns: 1fr; }
  .lp-stage { padding: 18px 16px 14px; }
  .lp-stage-body { min-height: 0; }
  .lp-stage--hero .lp-stage-body { min-height: 0; }
  .lp-flow-phases { grid-template-columns: 1fr; }
  .lp-flow-phase { padding: 12px 14px 13px; }
  .lp-flow-trace { flex-direction: column; align-items: flex-start; border-radius: 18px; padding: 12px 14px; }
  .lp-flow-trace code { white-space: normal; }
}

/* lp-agent-bridge / lp-commerce-* / lp-protocol-core / lp-agent-node legacy hero visual
 * 已被 lp-hero-orb（hero）和 lp-network（独立区段）替换，相关 CSS 已移除。 */
.lp-trace-json pre {
  margin: 0;
  padding: 13px 15px;
  font-size: 12px;
  line-height: 1.48;
}
@media (max-width: 560px) {
  .lp-trace-card { padding: 14px; border-radius: 18px; }
  .lp-trace-list li {
    grid-template-columns: 30px minmax(0, 1fr);
    align-items: start;
  }
  .lp-trace-list code {
    grid-column: 2;
    width: fit-content;
    max-width: 100%;
    overflow-wrap: anywhere;
  }
}

/* ─── Business value loop ─── */
.lp-value {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 7vw, 78px) 24px;
  background:
    linear-gradient(120deg, rgba(255,255,255,.70), rgba(255,255,255,.46)),
    radial-gradient(circle at 12% 24%, rgba(255,45,85,.12), transparent 26%),
    radial-gradient(circle at 86% 72%, rgba(34,197,94,.12), transparent 25%),
    var(--c-bg);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.lp-value::before {
  content: "";
  position: absolute;
  right: -110px;
  top: 32px;
  width: min(520px, 44vw);
  aspect-ratio: 1;
  border-radius: 42%;
  background:
    linear-gradient(135deg, rgba(255,45,85,.14), rgba(124,58,237,.10)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.32) 0 1px, transparent 1px 18px);
  transform: rotate(-12deg);
  filter: blur(.2px);
  opacity: .75;
  pointer-events: none;
}
.lp-value .lp-section-inner {
  position: relative;
  z-index: 1;
}
.lp-value-head {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(280px, .72fr);
  gap: clamp(18px, 4vw, 42px);
  align-items: end;
  margin-bottom: 24px;
}
.lp-value-head .lp-h2 {
  margin-bottom: 0;
  max-width: 20ch;
}
.lp-value-head .lp-p {
  margin-bottom: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.5;
}
.lp-value-layout {
  display: grid;
  grid-template-columns: minmax(280px, .44fr) minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: stretch;
}
.lp-value-loop {
  display: grid;
  align-content: center;
  gap: 8px;
  min-height: 100%;
  padding: 18px;
  border: 1px solid color-mix(in oklab, var(--c-pink) 26%, var(--c-line));
  border-radius: 18px;
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--c-pink) 6%, var(--c-card)), var(--c-card));
  box-shadow: 0 18px 44px -30px rgba(255, 45, 85, .42);
}
.lp-value-loop-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 9px 11px;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  background: color-mix(in oklab, var(--c-bg) 72%, var(--c-card));
}
.lp-value-loop-row span {
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.35;
}
.lp-value-loop-row code {
  font-size: 10.5px;
  color: var(--c-pink);
  background: var(--c-soft);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  padding: 4px 8px;
  white-space: nowrap;
}
.lp-value-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.lp-value-card {
  display: flex;
  flex-direction: column;
  min-height: 174px;
  padding: 20px 18px;
  border: 1px solid var(--c-line);
  border-radius: 16px;
  background: var(--c-card);
  color: var(--c-fg);
  text-decoration: none;
  box-shadow: var(--shadow);
}
.lp-value-card:hover {
  text-decoration: none;
  border-color: color-mix(in oklab, var(--c-pink) 40%, var(--c-line));
  transform: translateY(-2px);
  box-shadow: 0 16px 34px -24px rgba(15, 23, 42, .35);
}
.lp-value-kicker {
  margin-bottom: 9px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-violet);
}
.lp-value-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.22;
  letter-spacing: -.01em;
}
.lp-value-card p {
  margin: 0;
  color: var(--c-muted);
  font-size: 13.5px;
  line-height: 1.55;
}
.lp-value-card--runtime .lp-value-icon { color: var(--c-pink); }
.lp-value-card--proof .lp-value-icon { color: var(--c-violet); }
.lp-value-card--supply .lp-value-icon { color: var(--c-green); }
.lp-value-card--ledger .lp-value-icon { color: var(--c-amber); }
.lp-value-card--proof { border-color: rgba(124,58,237,.24); }
.lp-value-card--runtime { border-color: rgba(255,45,85,.24); }
.lp-value-card--supply { border-color: rgba(22,163,74,.24); }
.lp-value-card--ledger { border-color: rgba(245,158,11,.26); }
@media (max-width: 900px) {
  .lp-value-head,
  .lp-value-layout { grid-template-columns: 1fr; }
  .lp-value-head .lp-h2 { max-width: 20ch; }
}
@media (max-width: 640px) {
  .lp-value-grid { grid-template-columns: 1fr; }
  .lp-value-loop-row { grid-template-columns: 1fr; }
  .lp-value-loop-row code { width: fit-content; max-width: 100%; overflow-wrap: anywhere; white-space: normal; }
}

/* ─── Protocol proof ─── */
.lp-how {
  position: relative;
  overflow: hidden;
  padding: clamp(52px, 8vw, 88px) 24px;
  background:
    radial-gradient(circle at 50% 0%, rgba(15,23,42,.07), transparent 34%),
    linear-gradient(180deg, var(--c-bg), color-mix(in oklab, var(--c-soft) 70%, var(--c-bg)));
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.lp-how::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .28;
  background-image:
    linear-gradient(90deg, rgba(15,23,42,.09) 1px, transparent 1px),
    linear-gradient(180deg, rgba(15,23,42,.08) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at 50% 22%, #000 0%, transparent 60%);
  pointer-events: none;
}
.lp-how .lp-section-inner {
  position: relative;
  z-index: 1;
}
.lp-protocol {
  padding: clamp(60px, 9vw, 104px) 24px;
  background: var(--c-bg);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.lp-protocol-head {
  max-width: 820px;
  margin: 0 auto 26px;
  text-align: center;
}
.lp-protocol-head .lp-h2,
.lp-protocol-head .lp-p { margin-bottom: 0; }
.lp-protocol-head .lp-h2 {
  max-width: 18ch;
  margin-left: auto;
  margin-right: auto;
}
.lp-protocol-head .lp-p {
  max-width: 52ch;
  margin: 10px auto 0;
  font-size: 15px;
  line-height: 1.5;
}
.lp-protocol-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-items: stretch;
}
.lp-protocol-step {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 150px;
  padding: 16px 15px;
  border: 1px solid var(--c-line);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.96), rgba(255,255,255,.84)),
    var(--c-card);
  box-shadow: var(--shadow);
}
.lp-protocol-step::before {
  content: "";
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: min(38%, 132px);
  aspect-ratio: 1.25;
  background-image: var(--protocol-art);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  opacity: .18;
  z-index: -1;
}
.lp-protocol-step::after {
  content: "";
  position: absolute;
  right: -26px;
  top: 50%;
  transform: translateY(-50%);
  width: 150px;
  height: 94px;
  background: radial-gradient(closest-side, var(--protocol-wash, rgba(255,57,99,.18)), transparent 72%);
  opacity: .74;
  z-index: -2;
  pointer-events: none;
}
.lp-protocol-step > * {
  position: relative;
  z-index: 1;
}
.lp-protocol-step--intent {
  --protocol-wash: rgba(34,197,94,.18);
  --protocol-art: url("data:image/svg+xml,%3Csvg width='180' height='140' viewBox='0 0 180 140' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='72' cy='64' r='38' stroke='%2322c55e' stroke-width='8'/%3E%3Cpath d='M72 38v26l19 15' stroke='%2322c55e' stroke-width='8' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M112 91l33 33' stroke='%2322c55e' stroke-width='10' stroke-linecap='round'/%3E%3Cpath d='M24 116h55' stroke='%2322c55e' stroke-width='7' stroke-linecap='round' opacity='.55'/%3E%3C/svg%3E");
}
.lp-protocol-step--offer {
  --protocol-wash: rgba(245,158,11,.2);
  --protocol-art: url("data:image/svg+xml,%3Csvg width='180' height='140' viewBox='0 0 180 140' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M35 42h109v71H35z' stroke='%23f59e0b' stroke-width='8' stroke-linejoin='round'/%3E%3Cpath d='M35 63h109' stroke='%23f59e0b' stroke-width='8'/%3E%3Cpath d='M57 85h42M57 101h66' stroke='%23f59e0b' stroke-width='7' stroke-linecap='round'/%3E%3Cpath d='M126 34v26M113 47h26' stroke='%23f59e0b' stroke-width='8' stroke-linecap='round' opacity='.62'/%3E%3C/svg%3E");
}
.lp-protocol-step--proposal {
  --protocol-wash: rgba(124,58,237,.17);
  --protocol-art: url("data:image/svg+xml,%3Csvg width='180' height='140' viewBox='0 0 180 140' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M52 28h55l28 29v55H52z' stroke='%237c3aed' stroke-width='8' stroke-linejoin='round'/%3E%3Cpath d='M106 29v29h28' stroke='%237c3aed' stroke-width='8' stroke-linejoin='round'/%3E%3Cpath d='M70 74h43M70 93h50' stroke='%237c3aed' stroke-width='7' stroke-linecap='round'/%3E%3Cpath d='M38 105l13 13 28-32' stroke='%237c3aed' stroke-width='8' stroke-linecap='round' stroke-linejoin='round' opacity='.62'/%3E%3C/svg%3E");
}
.lp-protocol-step--token {
  --protocol-wash: rgba(255,57,99,.18);
  --protocol-art: url("data:image/svg+xml,%3Csvg width='180' height='140' viewBox='0 0 180 140' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M90 24l55 22v34c0 29-22 50-55 59-33-9-55-30-55-59V46l55-22z' stroke='%23ff3963' stroke-width='8' stroke-linejoin='round'/%3E%3Cpath d='M68 78l16 16 31-36' stroke='%23ff3963' stroke-width='9' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M49 114h82' stroke='%23ff3963' stroke-width='7' stroke-linecap='round' opacity='.42'/%3E%3C/svg%3E");
}
.lp-protocol-step--checkout {
  --protocol-wash: rgba(14,165,233,.18);
  --protocol-art: url("data:image/svg+xml,%3Csvg width='180' height='140' viewBox='0 0 180 140' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M34 42h17l12 56h70l14-42H61' stroke='%230ea5e9' stroke-width='8' stroke-linecap='round' stroke-linejoin='round'/%3E%3Ccircle cx='76' cy='116' r='9' stroke='%230ea5e9' stroke-width='7'/%3E%3Ccircle cx='124' cy='116' r='9' stroke='%230ea5e9' stroke-width='7'/%3E%3Cpath d='M91 45l14 14 27-31' stroke='%230ea5e9' stroke-width='8' stroke-linecap='round' stroke-linejoin='round' opacity='.72'/%3E%3C/svg%3E");
}
.lp-protocol-step--feedback {
  --protocol-wash: rgba(20,184,166,.18);
  --protocol-art: url("data:image/svg+xml,%3Csvg width='180' height='140' viewBox='0 0 180 140' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M47 35h87c12 0 21 9 21 21v30c0 12-9 21-21 21H89l-33 24v-24h-9c-12 0-21-9-21-21V56c0-12 9-21 21-21z' stroke='%2314b8a6' stroke-width='8' stroke-linejoin='round'/%3E%3Cpath d='M62 68h58M62 86h38' stroke='%2314b8a6' stroke-width='7' stroke-linecap='round'/%3E%3Cpath d='M133 26l14-14M146 42h20' stroke='%2314b8a6' stroke-width='7' stroke-linecap='round' opacity='.55'/%3E%3C/svg%3E");
}
.lp-protocol-step-kicker {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--c-pink);
  text-transform: uppercase;
}
.lp-protocol-step h3 {
  margin: 0 0 6px;
  font-size: 16px;
  letter-spacing: -.01em;
}
.lp-protocol-step p {
  margin: 0;
  color: var(--c-muted);
  font-size: 12.8px;
  line-height: 1.45;
}

.lp-how-layers {
  display: grid;
  grid-template-columns: minmax(220px, .48fr) minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: start;
  margin-top: clamp(24px, 4vw, 38px);
  padding-top: clamp(22px, 4vw, 34px);
  border-top: 1px solid var(--c-line);
}
.lp-how-layers-copy h3 {
  margin: 6px 0 0;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.08;
  letter-spacing: -.03em;
}
.lp-how-layer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.lp-how-layer {
  padding: 16px 15px;
  border-radius: 16px;
  background: color-mix(in oklab, var(--c-soft) 72%, var(--c-bg));
  border: 1px solid var(--c-line);
}
.lp-how-layer h3 {
  margin: 10px 0 8px;
  font-size: 16px;
  letter-spacing: -.01em;
}
.lp-how-layer p {
  margin: 0;
  color: var(--c-muted);
  font-size: 12.8px;
  line-height: 1.45;
}

.lp-explorer {
  padding: clamp(60px, 9vw, 104px) 24px;
  background: color-mix(in oklab, var(--c-soft) 76%, var(--c-bg));
  border-bottom: 1px solid var(--c-line);
}
.lp-explorer-layout {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(380px, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}
.lp-explorer-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.lp-explorer-tabs .lp-chip[aria-selected="true"] {
  border-color: var(--c-pink);
  color: var(--c-pink);
  background: color-mix(in oklab, var(--c-pink) 7%, var(--c-card));
}
.lp-explorer-console {
  border: 1px solid var(--c-line);
  border-radius: 18px;
  background: #10131a;
  color: #d9e2ef;
  overflow: hidden;
  box-shadow: 0 24px 54px -34px rgba(15, 23, 42, .48);
}
.lp-explorer-console-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.025);
  font-size: 13px;
  font-weight: 800;
}
.lp-explorer-console-head code {
  color: #9bd4ff;
  font-size: 11px;
  white-space: nowrap;
}
.lp-explorer-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 16px 0;
}
.lp-explorer-flow span {
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 11px;
  font-weight: 800;
  color: #f2b38e;
  background: rgba(255,255,255,.035);
}
.lp-explorer-console pre {
  margin: 0;
  padding: 16px;
  font-size: 12px;
  line-height: 1.55;
  overflow: auto;
}
.lp-how-explorer {
  margin-top: clamp(24px, 4vw, 38px);
  padding-top: clamp(22px, 4vw, 34px);
  border-top: 1px solid var(--c-line);
}
@media (max-width: 900px) {
  .lp-hero-inner,
  .lp-protocol-head,
  .lp-explorer-layout,
  .lp-how-layers { grid-template-columns: 1fr; }
  .lp-trace-card { justify-self: stretch; max-width: 100%; }
  .lp-protocol-head .lp-h2 { max-width: 18ch; }
  .lp-how-layer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 1180px) {
  .lp-protocol-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .lp-protocol-grid { grid-template-columns: 1fr; }
  .lp-protocol-step { min-height: auto; }
}

/* ─── 2. PROBLEM ─── */
/* legacy v4 .lp-problem dark-bg block + .lp-strike-h2/.lp-problem-list/.lp-problem-tagline/.lp-cross/.lp-arrow
 * removed in v5（首页 9 段叙事改用 .lp-problem-grid + 新版浅底卡片）。 */

/* ─── 3. PARADIGM SHIFT ─── */
.lp-paradigm { padding: clamp(72px, 11vw, 120px) 24px; background: var(--c-bg); }
.lp-paradigm-grid {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center;
  margin: 36px 0 28px;
  border: 1px solid var(--c-line); border-radius: 22px;
  padding: 28px; background: var(--c-card); box-shadow: var(--shadow);
}
@media (max-width: 800px) {
  .lp-paradigm-grid { grid-template-columns: 1fr; gap: 16px; padding: 20px; }
  .lp-paradigm-divider { transform: rotate(90deg); }
}
.lp-paradigm-side { padding: 4px; }
.lp-paradigm-side.old { opacity: .85; }
.lp-paradigm-label {
  font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-muted); margin-bottom: 14px;
}
.lp-paradigm-side.new .lp-paradigm-label {
  color: var(--c-pink);
}
.lp-step-track { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.lp-step {
  padding: 8px 14px; border-radius: 10px;
  background: var(--c-soft); border: 1px solid var(--c-line);
  font-size: 14px; font-weight: 600; color: var(--c-fg);
  white-space: nowrap;
}
.lp-step-old { color: var(--c-muted); text-decoration: line-through; text-decoration-color: var(--c-muted); }
.lp-step-new {
  background: linear-gradient(95deg, rgba(255,45,85,.12), rgba(124,58,237,.12));
  border-color: rgba(255,45,85,.35); color: var(--c-fg);
}
.lp-step-arrow { color: var(--c-muted); font-weight: 700; font-size: 14px; }
.lp-step-arrow.new { color: var(--c-pink); }
.lp-paradigm-divider { color: var(--c-pink); display: flex; justify-content: center; }
.lp-paradigm-note { text-align: center; font-size: 14px; color: var(--c-muted); }

/* ─── 4. LIVE AI DEMO ─── */
.lp-demo { padding: clamp(72px, 12vw, 132px) 24px; background: var(--c-soft); }
.lp-chat {
  max-width: 880px; margin: 36px auto 16px;
  background: var(--c-card); border: 1px solid var(--c-line); border-radius: 22px;
  box-shadow: 0 1px 2px rgba(0,0,0,.05), 0 24px 56px -28px rgba(0,0,0,.18);
  padding: 22px;
}
.lp-chat-input {
  display: flex; align-items: center; gap: 10px;
  border: 1.5px solid var(--c-line); border-radius: 999px;
  background: var(--c-bg); padding: 6px 6px 6px 18px;
  transition: border-color .18s, box-shadow .18s;
}
.lp-chat-input:focus-within {
  border-color: var(--c-pink);
  box-shadow: 0 0 0 4px rgba(255,45,85,.12);
}
.lp-chat-input-icon { display: inline-flex; color: var(--c-muted); flex-shrink: 0; }
.lp-chat-input input {
  flex: 1; min-width: 0; border: 0; background: transparent; outline: none;
  font: inherit; font-size: 16px; color: var(--c-fg); padding: 12px 4px;
}
.lp-chat-input input::placeholder { color: var(--c-muted); }
.lp-chat-send { flex-shrink: 0; padding: 11px 22px; }

.lp-chat-examples {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-top: 14px; font-size: 13px; color: var(--c-muted);
}
.lp-chip {
  font: inherit; font-size: 12.5px; font-weight: 500;
  padding: 6px 12px; border-radius: 999px;
  background: var(--c-bg); border: 1px solid var(--c-line); color: var(--c-fg); cursor: pointer;
  transition: border-color .15s, color .15s;
}
.lp-chip:hover { border-color: var(--c-pink); color: var(--c-pink); }

.lp-chat-stream { margin-top: 22px; display: flex; flex-direction: column; gap: 16px; }

.lp-bubble {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 16px; border-radius: 16px; max-width: 92%;
  border: 1px solid var(--c-line);
}
.lp-bubble-user {
  align-self: flex-end; background: linear-gradient(95deg, var(--c-pink), var(--c-violet)); color: #fff;
  border: 0;
}
.lp-bubble-user .lp-bubble-who { color: rgba(255,255,255,.78); font-size: 11px; }
.lp-bubble-agent { align-self: flex-start; background: var(--c-bg); }
.lp-bubble-who {
  font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted);
  display: inline-flex; align-items: center; gap: 6px;
}
.lp-bubble-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-pink); }
.lp-bubble-body { font-size: 15px; line-height: 1.5; }
.lp-bubble-msg { margin: 0; color: var(--c-muted); }
.lp-shopper-note {
  margin: 12px 0 0; padding: 12px 14px; border-radius: var(--radius);
  border: 1px solid color-mix(in oklab, var(--c-pink) 20%, var(--c-line));
  background: color-mix(in oklab, var(--c-pink) 5%, var(--c-card));
  font-size: 14px; line-height: 1.55; color: var(--c-fg);
}
.lp-shopper-eyebrow {
  display: block; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--c-pink); margin-bottom: 6px;
}

.lp-typing { display: inline-flex; gap: 4px; padding: 4px 0; }
.lp-typing span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--c-pink); opacity: .35;
  animation: lp-typing-dot 1.2s ease-in-out infinite;
}
.lp-typing span:nth-child(2) { animation-delay: .15s; }
.lp-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes lp-typing-dot {
  0%, 60%, 100% { opacity: .35; transform: translateY(0); }
  30%           { opacity: 1;   transform: translateY(-4px); }
}

.lp-parse { display: flex; flex-direction: column; gap: 8px; }
.lp-parse-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; font-size: 13px; }
.lp-parse-label { font-weight: 600; color: var(--c-fg); }
.lp-parse-source {
  font-size: 11px; font-weight: 600; letter-spacing: .04em;
  padding: 2px 8px; border-radius: 6px;
}
.lp-parse-source.src-llm       { background: rgba(124,58,237,.14); color: var(--c-violet); }
.lp-parse-source.src-heuristic { background: rgba(245,158,11,.16); color: var(--c-amber); }
.lp-parse-source.src-empty     { background: var(--c-soft);       color: var(--c-muted); }

.lp-pill {
  font-size: 12px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px; border: 1px solid var(--c-line);
  background: var(--c-card); color: var(--c-fg);
}
.lp-pill.kw  { border-color: rgba(255,45,85,.35);  color: var(--c-pink);   background: rgba(255,45,85,.06); }
.lp-pill.cat { border-color: rgba(124,58,237,.35); color: var(--c-violet); background: rgba(124,58,237,.06); }

.lp-deck { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 4px; }
.lp-deck-card {
  display: flex; flex-direction: column; gap: 12px;
  border: 1px solid var(--c-line); border-radius: 16px; padding: 12px;
  background: var(--c-card);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.lp-deck-card:hover { transform: translateY(-2px); border-color: rgba(255,45,85,.35); box-shadow: 0 12px 28px -16px rgba(255,45,85,.4); }
.lp-deck-thumb { position: relative; display: block; border-radius: 12px; overflow: hidden; aspect-ratio: 4 / 3; background: var(--c-soft); }
.lp-deck-thumb img { width: 100%; height: 100%; object-fit: cover; }
.lp-deck-thumb img.is-fallback { object-fit: contain; padding: 18%; border: 1px solid var(--c-line); }
.lp-deck-badge {
  position: absolute; top: 8px; left: 8px;
  padding: 3px 10px; border-radius: 999px;
  background: var(--c-pink); color: #fff; font-size: 11px; font-weight: 700;
}
.lp-deck-body { display: flex; flex-direction: column; gap: 6px; }
.lp-deck-title {
  font-size: 14px; font-weight: 600; line-height: 1.35; margin: 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.lp-deck-meta { display: flex; align-items: baseline; gap: 8px; }
.lp-deck-price { color: var(--c-pink); font-weight: 700; font-size: 16px; }
.lp-deck-strike { color: var(--c-muted); font-size: 12px; text-decoration: line-through; }
.lp-deck-pitch { font-size: 12.5px; color: var(--c-muted); margin: 0; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.lp-deck-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 4px; }
.lp-deck-cta {
  display: inline-flex; align-items: center;
  background: var(--c-pink); color: #fff; font-size: 12.5px; font-weight: 600;
  padding: 7px 14px; border-radius: 999px; text-decoration: none;
}
.lp-deck-cta:hover { background: var(--c-pink-hover); text-decoration: none; }
.lp-deck-koc {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; color: var(--c-muted); text-decoration: none;
}
.lp-deck-koc:hover { color: var(--c-pink); text-decoration: none; }

.lp-demo-foot { text-align: center; margin-top: 18px; font-size: 12.5px; }

/* ─── 5. PILLARS ─── */
.lp-pillars { padding: clamp(72px, 11vw, 120px) 24px; background: var(--c-bg); }
.lp-pillars-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px;
  margin-top: 36px;
}
.lp-pillar {
  position: relative; padding: 28px 24px 22px;
  border: 1px solid var(--c-line); border-radius: 20px; background: var(--c-card);
  box-shadow: var(--shadow);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.lp-pillar:hover { transform: translateY(-3px); border-color: rgba(255,45,85,.35); box-shadow: 0 18px 36px -22px rgba(255,45,85,.45); }
.lp-pillar-num {
  position: absolute; top: 18px; right: 22px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: .08em;
  color: var(--c-muted); opacity: .55;
}
.lp-pillar-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(124,58,237,.12));
  color: var(--c-pink); margin-bottom: 14px;
}
.lp-pillar-tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .14em;
  color: var(--c-violet); margin-bottom: 6px; text-transform: uppercase;
}
.lp-pillar h3 { font-size: 19px; margin: 0 0 8px; font-weight: 700; letter-spacing: -.01em; }
.lp-pillar p  { font-size: 14px; color: var(--c-muted); line-height: 1.6; margin: 0; }

/* ─── 5b. EXPERIENCE COMMERCE ─── */
.lp-experience {
  padding: clamp(68px, 10vw, 112px) 24px;
  background: color-mix(in oklab, var(--c-card) 62%, var(--c-soft));
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.lp-experience-head {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(280px, 1.1fr);
  gap: 22px 44px;
  align-items: end;
  margin-bottom: 30px;
}
.lp-experience-head .lp-h2 { margin-bottom: 0; }
.lp-experience-head .lp-p { margin: 0; line-height: 1.7; }
@media (max-width: 820px) {
  .lp-experience-head { grid-template-columns: 1fr; align-items: start; }
}
.lp-exp-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
@media (max-width: 820px) { .lp-exp-grid { grid-template-columns: 1fr; } }
.lp-exp-card {
  min-height: 178px;
  padding: 22px 22px 20px;
  border: 1px solid var(--c-line);
  border-radius: 18px;
  background: var(--c-card);
  box-shadow: var(--shadow);
}
.lp-exp-card.wide { grid-row: auto; }
.lp-exp-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -.01em;
}
.lp-exp-card p {
  margin: 0;
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.65;
}
.lp-exp-flow {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: 14px;
  background: color-mix(in oklab, var(--c-bg) 68%, var(--c-card));
}
.lp-exp-flow span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 11px;
  border-radius: 999px;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-fg);
}
.lp-exp-flow i {
  width: 22px;
  height: 1px;
  background: var(--c-line);
}

/* ─── 6. DEVELOPER ─── */
.lp-dev { padding: clamp(72px, 11vw, 120px) 24px; background: var(--c-soft); }
.lp-two-col {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: center;
}
@media (max-width: 880px) { .lp-two-col { grid-template-columns: 1fr; gap: 32px; } }
.lp-two-col-text .lp-h2 { margin-top: 0; }

.lp-code-card {
  background: #0c0c12; color: #e5e5ec;
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 24px 48px -28px rgba(0,0,0,.45), 0 1px 2px rgba(0,0,0,.4);
  border: 1px solid rgba(255,255,255,.06);
}
.lp-code-bar {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,.07);
  background: rgba(255,255,255,.02);
}
.lp-code-dots { display: inline-flex; gap: 6px; }
.lp-code-dots i { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.25); display: inline-block; }
.lp-code-dots i:nth-child(1) { background: #ff5f56; }
.lp-code-dots i:nth-child(2) { background: #ffbd2e; }
.lp-code-dots i:nth-child(3) { background: #27c93f; }
.lp-code-title {
  font-family: var(--font-mono); font-size: 12.5px; color: rgba(255,255,255,.55);
}
.lp-code {
  margin: 0; padding: 18px 20px;
  font-family: var(--font-mono); font-size: 12.8px; line-height: 1.65;
  white-space: pre-wrap; word-break: break-word;
  color: #d6d6df;
}
.lp-code .t-k { color: #82c4ff; }   /* keys */
.lp-code .t-s { color: #f3a07d; }   /* strings */
.lp-code .t-n { color: #b8e08c; }   /* numbers */
.lp-code .t-c { color: #6f7886; font-style: italic; } /* comments */

/* ─── 7. MERCHANT ─── */
.lp-mer { padding: clamp(72px, 11vw, 120px) 24px; background: var(--c-bg); }
.lp-mer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px;
  margin: 32px 0 28px;
}
.lp-mer-card {
  padding: 24px; border-radius: 16px;
  border: 1px solid var(--c-line); background: var(--c-card); box-shadow: var(--shadow);
}
.lp-mer-check {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 10px;
  background: rgba(22,163,74,.12); color: var(--c-green); margin-bottom: 12px;
}
.lp-mer-card h3 { font-size: 17px; margin: 0 0 6px; font-weight: 700; }
.lp-mer-card p  { font-size: 14px; color: var(--c-muted); margin: 0; line-height: 1.6; }

/* ─── 8. VISION ─── */
.lp-vision {
  position: relative; overflow: hidden;
  padding: clamp(96px, 14vw, 160px) 24px;
  background: radial-gradient(ellipse at 50% 0%, #1a1224 0%, #0c0c12 70%);
  color: #fff;
}
.lp-vision-h {
  font-size: clamp(40px, 7.5vw, 84px); line-height: 1.04; letter-spacing: -.035em; font-weight: 800;
  display: flex; flex-direction: column; gap: 4px;
  align-items: center; text-align: center;
  margin: 0 0 32px;
}
.lp-vision-h span { display: block; }
.lp-vision-h .lp-accent { background: linear-gradient(95deg, var(--c-pink), var(--c-violet)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lp-vision-foot {
  text-align: center; color: rgba(255,255,255,.7);
  font-size: clamp(15px, 2vw, 18px); max-width: 48ch; margin: 0 auto 16px;
}
.lp-vision-prd {
  text-align: center; color: rgba(255,255,255,.55);
  font-size: 14px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  max-width: 52ch; margin: 0 auto 28px; line-height: 1.5;
}

/* ─── responsive nudges ─── */
@media (max-width: 720px) {
  .lp-hero { padding: 64px 16px 56px; }
  .lp-hero-actions { max-width: 100%; }
  .lp-hero-copy,
  .lp-trace-card,
  .lp-hero-actions {
    width: 100%;
    max-width: calc(100vw - 32px);
  }
  .lp-hero-actions-col { gap: 8px 10px; }
  .lp-h1 {
    max-width: 100%;
    font-size: clamp(34px, 10vw, 40px);
    line-height: 1.08;
    letter-spacing: -.025em;
  }
  .lp-h1-sub { font-size: 19px; line-height: 1.3; }
  .lp-bubble { max-width: 100%; }
  .lp-chat { padding: 16px; border-radius: 18px; }
  .lp-chat-input { padding: 6px 6px 6px 14px; }
  .lp-chat-input input { font-size: 15px; }
  .lp-chat-send { padding: 10px 16px; font-size: 13.5px; }
}
@media (max-width: 520px) {
  .lp-hero-copy,
  .lp-trace-card,
  .lp-hero-actions {
    max-width: 358px;
  }
  .lp-h1 { font-size: 32px; line-height: 1.1; }
  .lp-hero .lp-lede { font-size: 16px; line-height: 1.55; }
  .lp-hero-actions { padding: 14px 12px; }
}


/* ─── Commerce Proof Feed ─── */
.page-proof {
  --proof-panel: color-mix(in oklab, var(--c-card) 94%, transparent);
  --proof-panel-strong: var(--c-card);
  --proof-ink: var(--c-fg);
  --proof-muted: var(--c-muted);
  --proof-line: var(--c-line);
  --proof-primary: var(--c-pink);
  --proof-primary-hover: var(--c-pink-hover);
  --proof-accent: var(--c-violet);
  background:
    radial-gradient(circle at 12% 0%, color-mix(in oklab, var(--c-pink) 14%, transparent), transparent 30rem),
    radial-gradient(circle at 88% 12%, color-mix(in oklab, var(--c-violet) 12%, transparent), transparent 32rem),
    var(--c-bg);
}
.proof-page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: calc(52px - var(--visual-density) * 12px) 0 86px;
}
.proof-hero {
  min-height: 430px;
  display: grid;
  align-content: center;
  justify-items: center;
  text-align: center;
  gap: 18px;
}
.proof-eyebrow {
  margin: 0;
  color: var(--c-pink);
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: 12px;
  font-weight: 800;
}
.proof-hero h1 {
  max-width: 980px;
  margin: 0;
  color: var(--c-fg);
  font-size: clamp(42px, 7vw, 82px);
  line-height: .98;
  letter-spacing: -.035em;
}
.proof-lede {
  max-width: 760px;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.55;
  color: var(--c-muted);
}
.proof-actions,
.proof-section-head,
.proof-protocol {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.proof-actions { justify-content: center; flex-wrap: wrap; margin-top: 8px; }
.page-proof .proof-actions .button {
  border-radius: 8px;
  min-height: 44px;
}
.page-proof .proof-actions .button.primary {
  background: var(--proof-primary);
  border-color: var(--proof-primary);
}
.page-proof .proof-actions .button.primary:hover {
  background: var(--proof-primary-hover);
  border-color: var(--proof-primary-hover);
}
.page-proof .proof-actions .button.ghost {
  border-color: var(--c-line);
  color: var(--c-fg);
}
.page-proof .proof-actions .button.ghost:hover {
  background: var(--c-soft);
  border-color: color-mix(in oklab, var(--c-pink) 28%, var(--c-line));
  color: var(--c-pink);
}
.proof-paths {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: calc(14px + var(--visual-density) * 8px);
  margin: 16px 0 72px;
}
.proof-path-card,
.proof-card,
.proof-protocol {
  border: 1px solid var(--proof-line);
  background: var(--proof-panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.proof-path-card {
  border-radius: 8px;
  padding: calc(20px + var(--visual-density) * 10px);
}
.proof-path-card span,
.proof-creator {
  color: var(--proof-primary);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 800;
}
.proof-path-card h2,
.proof-section-head h2,
.proof-protocol h2 {
  color: var(--proof-ink);
  margin: 8px 0;
  letter-spacing: -.02em;
}
.proof-path-card p,
.proof-section-head p,
.proof-protocol p { color: var(--proof-muted); line-height: 1.6; }
.proof-feed-section {
  margin: 0 calc(50% - 50vw) 72px;
  padding: 56px max(24px, calc((100vw - 1180px) / 2)) 72px;
  background: color-mix(in oklab, var(--c-soft) 76%, var(--c-bg));
}
.proof-section-head {
  align-items: end;
  max-width: 1180px;
  margin: 0 auto 28px;
}
.proof-section-head p { max-width: 520px; }
.proof-waterfall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
  max-width: 1180px;
  margin: 0 auto;
}
.proof-card {
  display: grid;
  grid-template-columns: minmax(118px, 148px) minmax(0, 1fr);
  width: 100%;
  overflow: hidden;
  border-radius: 8px;
  margin: 0;
  transform: translateY(0);
  transition: transform calc(120ms + var(--motion-intensity) * 260ms) ease, border-color 180ms ease;
}
.proof-card:hover {
  transform: translateY(calc(var(--motion-intensity) * -6px));
  border-color: color-mix(in oklab, var(--c-pink) 42%, var(--c-line));
}
.proof-video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  min-height: 240px;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--c-pink) 16%, transparent), color-mix(in oklab, var(--c-violet) 14%, transparent)),
    var(--c-soft);
  overflow: hidden;
}
.proof-video-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .92;
}
.proof-video-frame video {
  display: block;
  width: 100%;
  height: 100%;
  background: #062525;
  object-fit: cover;
}
.proof-video-frame--placeholder {
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 18px;
}
.proof-video-frame--placeholder::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid var(--c-line);
  border-radius: 8px;
}
.proof-video-placeholder {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 4px;
  color: var(--proof-ink);
}
.proof-video-placeholder span {
  color: var(--proof-primary);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.proof-video-placeholder strong {
  font-size: 24px;
  line-height: 1;
  letter-spacing: -.03em;
  word-break: keep-all;
}
.proof-video-badge {
  position: absolute;
  left: 10px;
  top: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--proof-primary);
  font-size: 12px;
  font-weight: 900;
}
.proof-card-body { padding: 18px; }
.proof-card h2 {
  display: -webkit-box;
  margin: 6px 0 14px;
  overflow: hidden;
  color: var(--proof-ink);
  font-size: 18px;
  line-height: 1.16;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.proof-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-bottom: 0; }
.proof-metrics span {
  border-radius: 8px;
  background: var(--c-soft);
  padding: 8px 7px;
  color: var(--proof-muted);
  font-size: 11px;
}
.proof-metrics b { display: block; color: var(--proof-ink); font-size: 14px; }
.proof-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  max-height: 62px;
  margin-bottom: 14px;
  overflow: hidden;
}
.proof-tags span {
  max-width: 100%;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  padding: 5px 8px;
  overflow: hidden;
  color: var(--proof-primary);
  background: color-mix(in oklab, var(--c-pink) 7%, var(--c-card));
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.community-proof-section {
  margin-top: -24px;
}
.community-import-plan {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 22px;
  padding: 16px;
  border: 1px solid color-mix(in oklab, #9effdf 24%, var(--c-line));
  border-radius: 8px;
  background: linear-gradient(135deg, color-mix(in oklab, #9effdf 8%, var(--c-card)), color-mix(in oklab, var(--c-pink) 5%, var(--c-card)));
}
.community-import-plan span,
.community-import-plan code {
  color: var(--proof-muted);
  font-size: 12px;
}
.community-import-plan code {
  grid-column: 1 / -1;
  color: #0f766e;
  overflow-wrap: anywhere;
}
.community-proof-card {
  display: block;
  background: linear-gradient(180deg, color-mix(in oklab, #9effdf 8%, var(--c-card)), var(--c-card));
}
.community-proof-card .proof-card-body {
  padding-top: 14px;
}
.community-proof-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 0;
  color: var(--proof-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.community-proof-topline b {
  color: #064e3b;
  background: #ccfbf1;
  border-radius: 999px;
  padding: 7px 9px;
  letter-spacing: 0;
  text-transform: none;
}
.community-proof-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 14px;
}
.community-proof-points div {
  border-radius: 8px;
  background: var(--c-soft);
  padding: 10px 12px;
}
.community-proof-points strong { color: var(--proof-ink); font-size: 12px; }
.community-proof-points ul { margin: 6px 0 0; padding-left: 18px; color: var(--proof-muted); font-size: 12px; line-height: 1.45; }
.proof-card code,
.proof-protocol code { color: var(--c-pink); white-space: pre-wrap; }
.proof-protocol-comment {
  color: color-mix(in oklab, var(--c-muted) 90%, var(--c-fg));
  font-style: italic;
  display: block;
  margin-top: 4px;
}
.proof-protocol-comment:first-child { margin-top: 0; }
.proof-card code {
  display: block;
  min-height: 40px;
  color: var(--c-pink);
  font-size: 13px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}
.proof-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.proof-card-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--proof-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}
.proof-card-link:hover {
  background: var(--proof-primary-hover);
  color: #fff;
  text-decoration: none;
}
.proof-card-link--ghost {
  border: 1px solid var(--c-line);
  background: transparent;
  color: var(--proof-primary);
}
.proof-card-link--ghost:hover {
  background: color-mix(in oklab, var(--c-pink) 8%, var(--c-card));
  color: var(--proof-primary-hover);
}
.proof-card-link--shop {
  border: 1px solid rgba(255, 62, 150, .28);
  background: #fff;
  color: #e11d48;
}
.proof-card-link--shop:hover {
  background: #fff1f5;
  color: #be123c;
}
.proof-protocol { border-radius: 8px; padding: 28px; align-items: stretch; }
.proof-protocol > div { max-width: 560px; }
.proof-protocol pre {
  margin: 0;
  min-width: min(460px, 100%);
  background: var(--c-soft);
  border: 1px solid var(--c-line);
  border-radius: 8px;
  padding: 20px;
  overflow: auto;
}
.proof-protocol pre code { color: var(--c-fg); }
@media (max-width: 920px) {
  .proof-paths { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof-section-head,
  .proof-protocol { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .proof-paths { grid-template-columns: 1fr; }
  .proof-waterfall { grid-template-columns: 1fr; }
  .proof-page {
    width: calc(100vw - 24px);
    overflow: hidden;
  }
  .proof-hero {
    min-height: 360px;
    justify-items: stretch;
  }
  .proof-hero h1 {
    max-width: 12ch;
    margin-inline: auto;
    font-size: 32px;
    line-height: 1.06;
    overflow-wrap: break-word;
  }
  .proof-lede {
    max-width: 28ch;
    margin-inline: auto;
    font-size: 16px;
  }
  .proof-actions {
    width: 100%;
    max-width: calc(100vw - 24px);
    margin-inline: auto;
    flex-direction: column;
    align-items: stretch;
  }
  .page-proof .proof-actions .button {
    width: 100%;
    justify-content: center;
  }
  .proof-path-card,
  .proof-card,
  .proof-protocol {
    max-width: calc(100vw - 24px);
  }
  .proof-card {
    display: block;
  }
  .proof-video-frame {
    width: min(100%, 320px);
    margin-inline: auto;
    min-height: 0;
  }
  .proof-path-card p,
  .proof-section-head p,
  .proof-card h2,
  .proof-card code,
  .proof-protocol p,
  .proof-protocol code {
    max-width: 34ch;
    overflow-wrap: anywhere;
  }
  .proof-metrics { grid-template-columns: 1fr; }
  .community-import-plan { grid-template-columns: 1fr; }
  .community-proof-points { grid-template-columns: 1fr; }
}

/* ─────────────────────────────────────────────────────────────────────
 * Shared portal v4 components (Wave 1.1)
 * 让 try / proof / connect / merchants / developers / reference / status
 * 所有内页 hero 都复用 home 同款设计语言（lp-eyebrow / lp-h1 / lp-lede /
 * lp-btn）。这里只新增组件，不动各 page-* 业务区样式。
 * ─────────────────────────────────────────────────────────────────── */

/* ── lp-page-hero · 内页统一 hero（精简版 lp-hero） ── */
.lp-page-hero {
  position: relative;
  padding: clamp(36px, 6vw, 56px) clamp(20px, 3vw, 32px) clamp(28px, 4vw, 40px);
  margin: clamp(12px, 2vw, 24px) auto clamp(28px, 4vw, 44px);
  /* 与 <main> 同宽：max-width: 100% 让 hero 撑满 main 的内边距区域，
     避免 hero 被锁在 1180px 而下方模块用 main 的 1256px 内容宽度，造成视觉错位。
     页面如需窄版 hero（如 /developers），应通过 main 自身的 max-width 控制。 */
  max-width: 100%;
  border-radius: 28px;
  overflow: hidden;
  background:
    linear-gradient(115deg, color-mix(in oklab, var(--c-bg) 90%, #fff) 0%, rgba(255,255,255,.7) 50%, color-mix(in oklab, var(--c-soft) 75%, var(--c-bg)) 100%);
  border: 1px solid color-mix(in oklab, var(--c-line) 80%, transparent);
}
.lp-page-hero::before {
  content: "";
  position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image:
    radial-gradient(circle at 86% 18%, rgba(34,197,94,.16), transparent 26%),
    radial-gradient(circle at 14% 82%, rgba(124,58,237,.10), transparent 28%),
    linear-gradient(90deg, rgba(15,23,42,.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(15,23,42,.035) 1px, transparent 1px);
  background-size: auto, auto, 76px 76px, 76px 76px;
  mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.85) 70%, transparent 100%);
}
.lp-page-hero > * { position: relative; z-index: 1; }
.lp-page-hero .lp-eyebrow { margin-bottom: 14px; }
.lp-page-hero .lp-page-h1 {
  font-family: var(--font-sans);
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1.08;
  letter-spacing: -.025em;
  margin: 0 0 14px;
  font-weight: 800;
  max-width: 26ch;
  text-wrap: balance;
}
body[data-lang="en"] .lp-page-hero .lp-page-h1 {
  max-width: 26ch;
  font-size: clamp(28px, 4.1vw, 44px);
}
body[data-lang="zh"] .lp-page-hero .lp-page-h1 {
  max-width: 30ch;
}
.lp-page-hero .lp-page-lede {
  font-size: 16.5px;
  color: color-mix(in oklab, var(--c-fg) 68%, var(--c-muted));
  line-height: 1.6;
  margin: 0 0 22px;
  max-width: 64ch;
}
.lp-page-hero .lp-page-hero-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 8px 0 18px;
}
.lp-page-hero .lp-page-hero-row .lp-btn {
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 700;
}

/* ── lp-platforms-strip · 通用平台支持条带（轻量版 lp-hero-platforms） ── */
.lp-platforms-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 6px 0 0;
  padding: 12px 14px;
  border: 1px dashed color-mix(in oklab, var(--c-line) 80%, transparent);
  border-radius: 14px;
  background: color-mix(in oklab, var(--c-soft) 50%, transparent);
}
.lp-platforms-strip-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-right: 4px;
}
.lp-platforms-strip ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 6px 8px;
}
.lp-platforms-strip li {
  display: inline-flex; align-items: center;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(255,255,255,.95);
  border: 1px solid rgba(15,23,42,.08);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-fg);
  box-shadow: 0 6px 14px -10px rgba(15,23,42,.30);
}
.lp-platforms-strip li::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-pink), #c026d3);
  margin-right: 7px;
}

/* ── lp-chain-steps · 五段链路条带（Intent → Proposal → Match Session → Match Token → Outcome） ── */
.lp-chain-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 6px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid color-mix(in oklab, var(--c-line) 88%, transparent);
  background: color-mix(in oklab, var(--c-soft) 35%, transparent);
}
.lp-chain-step {
  position: relative;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255,255,255,.85);
  border: 1px solid color-mix(in oklab, var(--c-line) 70%, transparent);
  box-shadow: 0 6px 14px -12px rgba(15,23,42,.30);
}
.lp-chain-step-num {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 800; font-size: 11px;
  width: 22px; height: 22px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-pink), var(--c-violet));
  color: #fff; margin-right: 6px;
}
.lp-chain-step strong {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--c-fg);
}
.lp-chain-step small {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--c-muted);
  line-height: 1.45;
}
.lp-chain-step code {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: color-mix(in oklab, var(--c-fg) 72%, var(--c-muted));
  word-break: break-all;
}
@media (max-width: 980px) {
  .lp-chain-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .lp-chain-steps { grid-template-columns: 1fr; }
}

/* ── lp-next-steps · 各内页"清晰的下一步"CTA row（Wave 1.4） ── */
.lp-next-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 18px 0 4px;
}
.lp-next-step {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid color-mix(in oklab, var(--c-line) 80%, transparent);
  background: rgba(255,255,255,.92);
  text-decoration: none;
  color: var(--c-fg);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.lp-next-step:hover {
  transform: translateY(-2px);
  border-color: rgba(255,45,85,.35);
  box-shadow: 0 14px 24px -14px rgba(255,45,85,.32);
  text-decoration: none;
}
.lp-next-step-tag {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono);
  font-size: 10.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-pink);
}
.lp-next-step strong {
  font-family: var(--font-sans);
  font-size: 15px; font-weight: 700;
  color: var(--c-fg);
}
.lp-next-step small {
  font-size: 12.5px; color: var(--c-muted); line-height: 1.5;
}
.lp-next-step-arrow {
  display: inline-flex; align-items: center; gap: 4px;
  margin-top: 4px;
  font-size: 12.5px; font-weight: 700;
  color: var(--c-pink);
}
.lp-next-step.is-primary {
  background: linear-gradient(135deg, rgba(255,45,85,.10), rgba(124,58,237,.07));
  border-color: rgba(255,45,85,.32);
}
.merchant-next-steps {
  margin: 34px 0 12px;
  max-width: none;
  padding: 0;
}
.merchant-next-h {
  font-family: var(--font-display, var(--font-sans));
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  margin: 6px 0 0;
  color: var(--c-fg);
}
@media (min-width: 900px) {
  body[data-lang="zh"] .merchant-section-head h2,
  body[data-lang="zh"] .merchant-before-after h2,
  body[data-lang="zh"] .merchant-proof h2,
  body[data-lang="zh"] .merchant-onboard-copy h2,
  body[data-lang="zh"] .merchant-next-h,
  body[data-lang="zh"] .merchant-readiness h2,
  body[data-lang="zh"] .merchant-standards h2,
  body[data-lang="zh"] .lp-waitlist h2 {
    word-break: keep-all;
    overflow-wrap: normal;
  }
}

/* ── lp-page-hero responsive ── */
@media (max-width: 680px) {
  .lp-page-hero {
    padding: clamp(28px, 6vw, 36px) 18px clamp(22px, 4vw, 28px);
    border-radius: 20px;
  }
  .lp-page-hero .lp-page-h1 { font-size: clamp(26px, 7vw, 34px); }
  .lp-page-hero .lp-page-lede { font-size: 15px; }
  .lp-platforms-strip { padding: 10px 12px; gap: 8px 10px; }
  .lp-platforms-strip-label { font-size: 10.5px; }
  .lp-platforms-strip li { font-size: 11px; padding: 4px 9px; }
}

/* ── 兼容覆盖：lp-page-hero 与各页旧 hero class 共存时，让 lp-page-hero 接管视觉容器 ── */
.lp-page-hero.proof-hero {
  min-height: 0;
  display: block;
  text-align: left;
  justify-items: stretch;
  gap: 0;
}
.lp-page-hero.proof-hero h1 {
  max-width: none;
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1.08;
  text-align: left;
  margin: 0 0 14px;
}
.lp-page-hero.merchant-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .82fr);
  gap: 28px;
  align-items: center;
  margin-bottom: 34px;
}
.lp-page-hero.merchant-hero h1 {
  max-width: none;
  font-size: clamp(30px, 3.3vw, 40px);
  line-height: 1.08;
  text-wrap: normal;
}
.lp-page-hero.dev-hero {
  display: block;
}
.lp-page-hero.dev-hero .lp-page-h1 { max-width: 22ch; }
@media (max-width: 880px) {
  .lp-page-hero.merchant-hero {
    grid-template-columns: 1fr;
  }
}
@media (min-width: 1180px) {
  body[data-lang="zh"] .lp-page-hero.merchant-hero h1 {
    white-space: nowrap;
  }
}

/* try / status / reference / connect 内页的 page-*-hero 默认就是单列，不需要额外覆盖 */
.page-try-hero,
.page-connect-hero,
.page-reference-hero,
.page-status-hero {
  display: block;
}

/* ════════════════════════════════════════════════════════════════════════
 * Home v5 · The Commerce Layer for AI Agents
 * 9 段叙事新增样式：mini-flow / problem / shift / how-steps / stack /
 * usecase / who / whynow。复用现有 design tokens（--c-line / --c-card /
 * --c-pink / --c-violet / --radius / --max），不引新色卡。
 * ════════════════════════════════════════════════════════════════════════ */

/* shared section head 给所有新 section 复用——比 lp-flow-head 更通用
 * 设计意图（v5.1 修订）：
 *   - 不要再给 head 设统一 760px 上限——ZH H2 普遍 700-800px，会被强制
 *     折出寡行；EN 长 H2 又总会折，定一个固定数值反而两头不讨好。
 *   - 改为 head 100% 跟随 .lp-section-inner（最大 1116px 内宽），由 H2/lede
 *     自身的内容长度自然决定折行；text-wrap: balance 让真要折时也均衡。
 *   - lede 段落仍要可读上限：880px（中英都能容下首页的所有 lede 单行）。 */
.lp-section-head {
  max-width: none;
  margin: 0 0 36px;
}
.lp-section-head .lp-eyebrow { margin-bottom: 14px; }
.lp-section-head .lp-h2 {
  margin-bottom: 14px;
  max-width: none;
  text-wrap: balance;       /* 多行 H2 自动平衡断点，避免最后一行单字寡行 */
}
.lp-section-head .lp-p {
  margin: 0;
  max-width: 980px;          /* 中英两文都能容首页 lede 单行；防止 60ch ZH 被腰斩 */
  text-wrap: pretty;
}
@media (max-width: 720px) { .lp-section-head { margin-bottom: 24px; } }

/* H1 widow guard：
 * 1) brand 高亮词锁 nowrap 避免拆字；
 * 2) text-wrap: pretty 避免寡字（"买。" 一字单行），但不强制行长均衡；
 *    balance 会把中文挤成「你的店，AI / 也能买。」反而难看，pretty 更接近自然排版。
 * 3) 整段不再统一 nowrap — 否则英文长句撑爆 hero 列、与右侧 orb 重叠。 */
.lp-h1 { text-wrap: pretty; }
.lp-h1 .lp-accent { white-space: nowrap; }
/* tail = 高亮 brand + line2 句末，整体 nowrap 让换行只发生在 line1 之后，
 * 得到「主语 / 谓语」语义切分（中："你的店， / AI 也能买。"，英："Your store, / sellable to AI."）。 */
.lp-h1-tail { white-space: nowrap; }
.lp-h1-bw { white-space: nowrap; } /* legacy class — kept for backward compat 但已不在 hero H1 上使用 */

/* ─── 1. Hero · mini flow ─── */
/* 桌面：横向 5 节点 chip 流 + 流向短线
 * 窄屏：竖列编号 step list + 下行连接线，永远清楚是一条「流」而不是 5 个散标签 */
.lp-hero-mini-flow {
  list-style: none; margin: 22px 0 0; padding: 0;
  display: flex; flex-wrap: wrap; align-items: stretch; gap: 8px;
}
.lp-hero-mini-flow li {
  position: relative;
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px;
  border: 1px solid var(--c-line); border-radius: 999px;
  background: var(--c-card); color: var(--c-fg);
  font-size: 13px; font-weight: 600; letter-spacing: -.005em;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.lp-mini-flow-num {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 10.5px; font-weight: 800; letter-spacing: .08em;
  color: var(--c-muted);
  padding: 2px 6px; border-radius: 6px;
  background: color-mix(in oklab, var(--c-line) 55%, transparent);
}
.lp-mini-flow-label { white-space: nowrap; }
.lp-hero-mini-flow li::after {
  content: ""; width: 14px; height: 1px;
  background: linear-gradient(90deg, var(--c-line), transparent);
  align-self: center;
}
.lp-hero-mini-flow li:last-child::after { display: none; }
.lp-hero-mini-flow li.is-hub {
  background: linear-gradient(95deg, rgba(255,45,85,.10), rgba(124,58,237,.12));
  border-color: transparent;
  box-shadow: 0 6px 18px -12px rgba(124,58,237,.55);
}
.lp-hero-mini-flow li.is-hub .lp-mini-flow-num {
  background: linear-gradient(95deg, var(--c-pink), var(--c-violet));
  color: #fff;
}
.lp-hero-mini-flow li.is-hub .lp-mini-flow-label {
  background: linear-gradient(95deg, var(--c-pink), var(--c-violet));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-weight: 700;
}
@media (max-width: 720px) {
  .lp-hero-mini-flow {
    flex-direction: column; align-items: stretch; gap: 6px;
    margin-top: 18px;
  }
  .lp-hero-mini-flow li {
    width: 100%; justify-content: flex-start; padding: 9px 14px;
  }
  .lp-hero-mini-flow li::after {
    content: ""; position: absolute; left: 26px; bottom: -7px;
    width: 1px; height: 8px;
    background: linear-gradient(180deg, var(--c-line), transparent);
  }
  .lp-hero-mini-flow li:last-child::after { display: none; }
}

/* ─── 2. Problem section ─── */
.lp-problem {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--c-line);
}
/* 桌面强制 5 列等宽（5 张痛点卡 = 一行）；
 * <1180 自然回退到 auto-fit 流式；<480 单列。
 * 5 列时单卡内宽 ~213px，所以 padding/字号都要比初版收紧一档。 */
.lp-problem-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-bottom: 24px;
}
@media (max-width: 1180px) {
  .lp-problem-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
  }
}
@media (max-width: 480px) {
  .lp-problem-grid { grid-template-columns: 1fr; }
}
.lp-problem-card {
  position: relative;
  padding: 20px 18px 22px;
  border: 1px solid var(--c-line); border-radius: var(--radius);
  background: var(--c-card);
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color .2s ease, transform .2s ease;
}
.lp-problem-card:hover { border-color: color-mix(in oklab, var(--c-pink) 40%, var(--c-line)); transform: translateY(-2px); }
.lp-problem-num {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 11.5px; font-weight: 700; letter-spacing: .12em;
  color: var(--c-pink);
}
.lp-problem-card h3 {
  font-size: 15.5px; line-height: 1.32; margin: 0; font-weight: 700;
  text-wrap: balance;
}
.lp-problem-card p {
  font-size: 13.5px; line-height: 1.55; color: var(--c-muted); margin: 0;
}
.lp-problem-punch {
  margin-top: 12px;
  padding: 22px 26px;
  border-left: 3px solid var(--c-pink);
  background: linear-gradient(90deg, rgba(255,45,85,.06), transparent 70%);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 17px; line-height: 1.55; color: var(--c-fg); font-weight: 500;
  max-width: 80ch;
}

/* ─── 3. Shift · search vs intent ─── */
.lp-shift {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--c-line);
}
.lp-shift-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px; align-items: stretch;
}
.lp-shift-col {
  border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 26px 24px; background: var(--c-card);
  display: flex; flex-direction: column; gap: 14px;
}
.lp-shift-col--trad {
  background: linear-gradient(180deg, var(--c-card), color-mix(in oklab, var(--c-card) 92%, var(--c-line)));
}
.lp-shift-col--agent {
  background: linear-gradient(180deg, color-mix(in oklab, var(--c-card) 88%, rgba(124,58,237,.06)), var(--c-card));
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
  box-shadow: 0 24px 48px -34px rgba(124,58,237,.6);
}
.lp-shift-col header { display: flex; flex-direction: column; gap: 6px; }
.lp-shift-tag {
  display: inline-block; align-self: flex-start;
  font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px;
  border: 1px solid var(--c-line); color: var(--c-muted);
}
.lp-shift-col--agent .lp-shift-tag {
  border-color: transparent;
  background: linear-gradient(95deg, rgba(255,45,85,.14), rgba(124,58,237,.16));
  color: var(--c-violet);
}
.lp-shift-col h3 {
  font-size: 16px; line-height: 1.4; margin: 0; font-weight: 700; color: var(--c-fg);
}
.lp-shift-flow {
  list-style: none; margin: 6px 0 0; padding: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.lp-shift-flow li {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  border: 1px solid color-mix(in oklab, var(--c-line) 60%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--c-bg) 70%, transparent);
  font-size: 13.5px; line-height: 1.4; color: var(--c-fg);
}
.lp-shift-num {
  flex: 0 0 22px; height: 22px;
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 11px; font-weight: 700;
  background: color-mix(in oklab, var(--c-fg) 8%, transparent);
  color: var(--c-fg);
}
.lp-shift-col--agent .lp-shift-num {
  background: linear-gradient(135deg, var(--c-pink), var(--c-violet));
  color: #fff;
}
.lp-shift-col footer {
  font-size: 13px; color: var(--c-muted); line-height: 1.5;
  padding-top: 6px;
  border-top: 1px dashed color-mix(in oklab, var(--c-line) 60%, transparent);
}
.lp-shift-vs {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 13px; font-weight: 700; letter-spacing: .12em; color: var(--c-muted);
  text-transform: uppercase;
}
.lp-shift-vs span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px dashed var(--c-line); background: var(--c-card);
}
@media (max-width: 900px) {
  .lp-shift-grid { grid-template-columns: 1fr; }
  .lp-shift-vs { transform: rotate(90deg); margin: 4px 0; }
}

/* ─── 4. How it works · 5 step cards under the 4-act flow ─── */
.lp-how-steps {
  margin-top: 36px; padding-top: 28px;
  border-top: 1px dashed var(--c-line);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.lp-how-step {
  position: relative;
  padding: 18px 16px 16px;
  border: 1px solid var(--c-line); border-radius: var(--radius-sm);
  background: var(--c-card);
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color .2s ease, transform .2s ease;
}
.lp-how-step:hover {
  border-color: color-mix(in oklab, var(--c-violet) 35%, var(--c-line));
  transform: translateY(-2px);
}
.lp-how-step-num {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 12px; font-weight: 700; letter-spacing: .14em;
  color: var(--c-violet);
}
.lp-how-step h3 {
  font-size: 15px; line-height: 1.3; margin: 0; font-weight: 700; color: var(--c-fg);
}
.lp-how-step p {
  font-size: 13px; line-height: 1.5; color: var(--c-muted); margin: 0; min-height: 4lh;
}
.lp-how-step code {
  display: inline-block; align-self: flex-start;
  margin-top: auto;
  font-size: 11px; padding: 4px 8px;
  background: color-mix(in oklab, var(--c-bg) 80%, transparent);
  border: 1px solid color-mix(in oklab, var(--c-line) 60%, transparent);
  border-radius: 4px; color: var(--c-fg);
}
@media (max-width: 1080px) { .lp-how-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px)  { .lp-how-steps { grid-template-columns: 1fr; } }

/* ─── 5. Stack · 3-layer architecture ─── */
.lp-stack {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--c-line);
}
.lp-stack-figure {
  display: flex; flex-direction: column; align-items: stretch;
  margin-bottom: 24px;
}
.lp-stack-layer {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px; align-items: center;
  padding: 26px 28px;
  border: 1px solid var(--c-line); border-radius: var(--radius);
  background: var(--c-card);
  position: relative;
}
.lp-stack-layer--top {
  background: linear-gradient(95deg, color-mix(in oklab, var(--c-card) 92%, rgba(34,197,94,.06)), var(--c-card));
}
.lp-stack-layer--mid {
  background: linear-gradient(95deg, color-mix(in oklab, var(--c-card) 86%, rgba(255,45,85,.08)), color-mix(in oklab, var(--c-card) 86%, rgba(124,58,237,.08)));
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
  box-shadow: 0 30px 56px -36px rgba(124,58,237,.5);
}
.lp-stack-layer--bot {
  background: linear-gradient(95deg, var(--c-card), color-mix(in oklab, var(--c-card) 92%, rgba(255,45,85,.05)));
}
.lp-stack-meta { display: flex; flex-direction: column; gap: 8px; }
.lp-stack-tag {
  display: inline-block; align-self: flex-start;
  font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px;
  border: 1px solid var(--c-line); color: var(--c-muted);
}
.lp-stack-layer--mid .lp-stack-tag {
  border-color: transparent;
  background: linear-gradient(95deg, rgba(255,45,85,.18), rgba(124,58,237,.2));
  color: #fff;
}
.lp-stack-meta h3 {
  font-size: 19px; line-height: 1.25; margin: 2px 0 0; font-weight: 700;
}
.lp-stack-meta p {
  font-size: 14px; color: var(--c-muted); line-height: 1.55; margin: 0;
}
.lp-stack-chips {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.lp-stack-chips li {
  display: inline-flex; align-items: center;
  padding: 6px 11px;
  border: 1px solid var(--c-line); border-radius: 999px;
  background: color-mix(in oklab, var(--c-bg) 75%, transparent);
  font-size: 12.5px; color: var(--c-fg); font-weight: 500;
}
.lp-stack-chips--mid li {
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
  background: color-mix(in oklab, var(--c-violet) 8%, var(--c-bg));
  font-weight: 600;
}
.lp-stack-link {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 32px;
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--c-muted);
}
.lp-stack-link span {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-line), transparent);
}
.lp-stack-link b {
  flex: 0 0 auto;
  padding: 4px 10px;
  border: 1px solid var(--c-line); border-radius: 999px;
  background: var(--c-card);
}
/**
 * Stack 重点句（CEO plan 2026-05-08 §2 layer positioning）：
 * "Where AI agents start to buy, Moras meets the catalog." / "AI Agent 开始下单的地方，Moras 接住你的商品库。"
 * plan 要求"独立一行 + 视觉强调"——portal 没有 --accent-strong token，
 * 这里用 --c-pink + font-weight 600 实现强调；font-size 比正文 .lp-stack-* lede 大一点。
 */
.lp-stack-punch {
  margin-top: 14px;
  font-size: 17px; line-height: 1.5;
  color: var(--c-pink);
  font-weight: 600;
  text-align: center;
  letter-spacing: -0.01em;
  max-width: 70ch; margin-left: auto; margin-right: auto;
}
@media (max-width: 760px) {
  .lp-stack-layer { grid-template-columns: 1fr; gap: 16px; padding: 22px 20px; }
  .lp-stack-link  { padding: 8px 0; }
}

/* ─── 6. Use-case demo · 协议时间线（v5.2 重构）───
 * 旧版用 iMessage 剧本 + 6 种 align（左/中/右）+ 4 套配色去模拟对话，
 * 7 条不等长中文句子直接渲染成视觉锯齿。新版改成单列 timeline：
 *   ① 所有节点统一左对齐
 *   ② 左侧 1px 流向线 + 编号圆点（demand=粉，supply=紫）
 *   ③ 卡片头部一行写明「actor → next」让流向语义压过对话噪声
 *   ④ 右侧 meta panel 视觉权重升一档（紫色 1px border + 长投影） */
.lp-usecase {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--c-line);
}
.lp-usecase-frame {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px; align-items: start;
}

/* 左：纵向 trace */
.lp-trace {
  list-style: none;
  margin: 0; padding: 0;
  position: relative;
}
.lp-trace::before {
  /* 贯穿首尾的流向线：粉→紫→粉，对应 demand → supply → demand */
  content: "";
  position: absolute;
  top: 16px; bottom: 16px;
  left: 13px; width: 1px;
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--c-pink) 55%, transparent) 0%,
    color-mix(in oklab, var(--c-pink) 35%, var(--c-line)) 22%,
    color-mix(in oklab, var(--c-violet) 35%, var(--c-line)) 50%,
    color-mix(in oklab, var(--c-violet) 35%, var(--c-line)) 78%,
    color-mix(in oklab, var(--c-pink) 55%, transparent) 100%
  );
}
.lp-trace-step {
  position: relative;
  padding: 0 0 14px 40px;
}
.lp-trace-step:last-child { padding-bottom: 0; }
.lp-trace-num {
  position: absolute;
  left: 0; top: 4px;
  width: 26px; height: 26px;
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, monospace);
  font-size: 10.5px; font-weight: 800; letter-spacing: .04em;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  color: var(--c-muted);
  z-index: 1;
}
.lp-trace-step[data-side="demand"] .lp-trace-num {
  border-color: color-mix(in oklab, var(--c-pink) 55%, var(--c-line));
  color: var(--c-pink);
}
.lp-trace-step[data-side="supply"] .lp-trace-num {
  border-color: color-mix(in oklab, var(--c-violet) 55%, var(--c-line));
  color: var(--c-violet);
}
.lp-trace-card {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
  padding: 12px 14px 13px;
  transition: border-color .18s ease, transform .18s ease;
}
.lp-trace-step[data-side="demand"] .lp-trace-card {
  border-color: color-mix(in oklab, var(--c-pink) 22%, var(--c-line));
}
.lp-trace-step[data-side="supply"] .lp-trace-card {
  border-color: color-mix(in oklab, var(--c-violet) 22%, var(--c-line));
}
.lp-trace-card:hover {
  transform: translateY(-1px);
  border-color: color-mix(in oklab, var(--c-fg) 22%, var(--c-line));
}
.lp-trace-header {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 6px;
  font-size: 11px; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-muted);
  flex-wrap: wrap;
}
.lp-trace-actor { color: var(--c-fg); }
.lp-trace-step[data-side="demand"] .lp-trace-actor { color: var(--c-pink); }
.lp-trace-step[data-side="supply"] .lp-trace-actor { color: var(--c-violet); }
.lp-trace-arrow { opacity: .55; flex-shrink: 0; }
.lp-trace-next { color: var(--c-muted); font-weight: 600; }
.lp-trace-card p {
  margin: 0;
  font-size: 14.5px; line-height: 1.55; color: var(--c-fg);
}

/* 右：协议交换物 meta panel — 比 trace 更"重"，让看点收口 */
.lp-usecase-meta {
  position: sticky; top: 96px;
  padding: 24px 22px 24px;
  border: 1px solid color-mix(in oklab, var(--c-violet) 28%, var(--c-line));
  border-radius: var(--radius);
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--c-card) 90%, rgba(124,58,237,.07)),
    var(--c-card)
  );
  box-shadow: 0 28px 56px -38px rgba(124,58,237,.55);
  display: flex; flex-direction: column; gap: 14px;
}
.lp-usecase-meta h3 {
  font-size: 12.5px; font-weight: 800; margin: 0;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-violet);
}
.lp-usecase-meta ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.lp-usecase-meta li {
  display: flex; flex-direction: column; gap: 5px;
  font-size: 12.5px;
}
.lp-usecase-meta b {
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c-muted); font-weight: 700;
}
.lp-usecase-meta code {
  font-size: 12px; padding: 6px 9px;
  background: color-mix(in oklab, var(--c-bg) 78%, transparent);
  border: 1px solid color-mix(in oklab, var(--c-line) 70%, transparent);
  border-radius: 6px;
  word-break: break-all;
  color: var(--c-fg);
}
.lp-usecase-meta .lp-btn { margin-top: 6px; align-self: flex-start; }
@media (max-width: 880px) {
  .lp-usecase-frame { grid-template-columns: 1fr; gap: 24px; }
  .lp-usecase-meta { position: static; }
}

/* ─── 7. Audiences · 3 columns ─── */
.lp-who {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--c-line);
}
.lp-who-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.lp-who-card {
  display: flex; flex-direction: column; gap: 12px;
  padding: 28px 26px;
  border: 1px solid var(--c-line); border-radius: var(--radius);
  background: var(--c-card);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.lp-who-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
  box-shadow: 0 24px 44px -32px rgba(124,58,237,.4);
}
.lp-who-card.is-primary {
  background: linear-gradient(160deg, color-mix(in oklab, var(--c-card) 86%, rgba(255,45,85,.08)), color-mix(in oklab, var(--c-card) 86%, rgba(124,58,237,.08)));
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
}
.lp-who-tag {
  display: inline-block; align-self: flex-start;
  font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px;
  border: 1px solid var(--c-line); color: var(--c-muted);
}
.lp-who-card.is-primary .lp-who-tag {
  border-color: transparent;
  background: linear-gradient(95deg, rgba(255,45,85,.16), rgba(124,58,237,.18));
  color: var(--c-violet);
}
.lp-who-card h3 {
  font-size: 19px; line-height: 1.25; margin: 0; font-weight: 700;
}
.lp-who-card > p {
  font-size: 14.5px; line-height: 1.6; color: var(--c-muted); margin: 0;
}
.lp-who-bullets {
  list-style: none; margin: 4px 0; padding: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.lp-who-bullets li {
  position: relative; padding-left: 22px;
  font-size: 13.5px; color: var(--c-fg); line-height: 1.45;
}
.lp-who-bullets li::before {
  content: ""; position: absolute; left: 0; top: 6px;
  width: 14px; height: 9px;
  background-image: linear-gradient(45deg, transparent 50%, var(--c-violet) 50%);
  -webkit-mask: linear-gradient(45deg, transparent 50%, #000 50%);
  border-left: 2px solid var(--c-violet);
  border-bottom: 2px solid var(--c-violet);
  border-radius: 0 0 0 2px;
  transform: rotate(-45deg) scale(.8);
  background: transparent;
}
.lp-who-card .lp-btn { margin-top: auto; align-self: flex-start; }
@media (max-width: 980px) { .lp-who-grid { grid-template-columns: 1fr; } }

/* ─── 8. Why now ─── */
.lp-whynow {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--c-line);
}
/* 与 .lp-problem-grid 同形：桌面强制 5 列；窄屏自适应；<480 单列 */
.lp-whynow-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
@media (max-width: 1180px) {
  .lp-whynow-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
  }
}
@media (max-width: 480px) {
  .lp-whynow-grid { grid-template-columns: 1fr; }
}
.lp-whynow-card {
  display: flex; flex-direction: column; gap: 8px;
  padding: 20px 18px 22px;
  border: 1px solid var(--c-line); border-radius: var(--radius);
  background: var(--c-card);
}
.lp-whynow-icon {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255,45,85,.16), rgba(124,58,237,.18));
  color: var(--c-violet);
}
.lp-whynow-icon svg { width: 15px; height: 15px; }
.lp-whynow-card h3 {
  font-size: 15px; font-weight: 700; line-height: 1.32; margin: 0;
  text-wrap: balance;
}
.lp-whynow-card p {
  font-size: 13.5px; line-height: 1.55; color: var(--c-muted); margin: 0;
}

/* ─── v6 cinematic upgrade · LIVE NETWORK + PLAYGROUND ───
 * 这两个 section 自带"暗色基础设施控制台"调性（不依赖整站主题），
 * 灵感参照 Stripe / Cloudflare Radar / Vercel / Ethereum explorer 的可观测面板。
 * 尽量原生 CSS，不引入 web font，节省首屏。
 */

/* Hero kicker — h1 之前的 paradigm-shift 一句 */
.lp-hero-kicker {
  margin: 0 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  color: color-mix(in oklab, var(--c-fg) 78%, var(--c-muted));
}
.lp-hero-kicker::before {
  content: "";
  display: inline-block;
  width: 26px; height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--c-fg) 38%, transparent));
}

/* ─── LIVE A2A NETWORK ─── */
.lp-livenet {
  --lvn-bg: #060a10;
  --lvn-bg-2: #08111c;
  --lvn-line: rgba(180,220,255,.09);
  --lvn-fg: #e3f2ff;
  --lvn-muted: rgba(195,220,240,.62);
  --lvn-cyan: #22d3ee;     /* merchant proposal · monitoring teal */
  --lvn-green: #34d399;    /* demand intent · ok green */
  --lvn-amber: #fbbf24;    /* warning / latency */
  --lvn-pink:  #ff2d55;    /* match settled accent */
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(64px, 8vw, 104px) 0;
  color: var(--lvn-fg);
  background: radial-gradient(ellipse 80% 50% at 50% 0%, #0d1f33 0%, #08111c 55%, #050810 100%);
  border-top: 1px solid var(--lvn-line);
  border-bottom: 1px solid var(--lvn-line);
}
.lp-livenet-bg {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
}
.lp-livenet-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, #000 30%, transparent 90%);
}
.lp-livenet-glow {
  position: absolute; border-radius: 50%;
  filter: blur(60px); opacity: .55;
}
.lp-livenet-glow--a { width: 520px; height: 520px; background: rgba(52,211,153,.30);  top: -180px; left: -120px; }
.lp-livenet-glow--b { width: 520px; height: 520px; background: rgba(34,211,238,.32);  bottom: -200px; right: -100px; }
.lp-livenet-glow--c { width: 320px; height: 320px; background: rgba(56,189,248,.22);  top: 60%; left: 38%; }
.lp-livenet-inner {
  position: relative; z-index: 1;
}
.lp-livenet-head {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: end;
  margin-bottom: 36px;
}
.lp-livenet-head .lp-eyebrow,
.lp-livenet-head .lp-h2 { color: var(--lvn-fg); }
.lp-livenet-head .lp-p { color: var(--lvn-muted); max-width: 52ch; }
.lp-livenet-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px; border-radius: 999px;
  background: rgba(34,211,238,.10);
  border: 1px solid rgba(34,211,238,.32);
  color: #67e8f9;
  font-size: 11.5px;
  letter-spacing: .12em;
  font-family: var(--font-mono);
  text-transform: uppercase;
}
.lp-livenet-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #22d3ee;
  box-shadow: 0 0 0 0 rgba(34,211,238,.8);
  animation: lp-livenet-blink 1.6s ease-out infinite;
}
@keyframes lp-livenet-blink {
  0%   { box-shadow: 0 0 0 0 rgba(34,211,238,.6); }
  70%  { box-shadow: 0 0 0 8px rgba(34,211,238,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,211,238,0); }
}

/* layout: canvas (left) + side (right) */
.lp-livenet-grid-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, .9fr);
  gap: 28px;
  align-items: stretch;
}
@media (max-width: 1080px) {
  .lp-livenet-grid-wrap { grid-template-columns: 1fr; }
  .lp-livenet-head { grid-template-columns: 1fr; gap: 12px; }
}

.lp-livenet-canvas-shell {
  position: relative;
  border: 1px solid var(--lvn-line);
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(255,255,255,.03), rgba(255,255,255,0)) , #0a0d18;
  /* 强制正方形容器，避免 canvas 在横宽容器里把圆环排成椭圆。 */
  aspect-ratio: 1 / 1;
  width: 100%;
  max-height: 720px;
  min-height: 420px;
  overflow: hidden;
}
@media (max-width: 768px) {
  /* 小屏放弃强制方形，避免列宽很小时 canvas 高度被压得过低；改回原 min-height 兜底。 */
  .lp-livenet-canvas-shell { aspect-ratio: auto; height: 420px; }
}
.lp-livenet-canvas {
  display: block; width: 100%; height: 100%;
  position: absolute; inset: 0;
}
.lp-livenet-core {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  padding: 7px 14px 8px;
  border-radius: 999px;
  background: rgba(8,17,28,.50);
  border: 1px solid rgba(34,211,238,.22);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow:
    0 0 0 1px rgba(34,211,238,.20),
    0 0 28px -4px rgba(34,211,238,.40),
    0 0 60px -10px rgba(52,211,153,.22);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  width: max-content;
  line-height: 1;
  pointer-events: none;
}
.lp-livenet-core > * {
  display: inline-block;
  vertical-align: middle;
  margin: 0;
}
.lp-livenet-core::before {
  content: "";
  position: absolute; inset: -22px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.06);
  pointer-events: none;
  animation: lp-livenet-core-halo 3.6s ease-in-out infinite;
}
@keyframes lp-livenet-core-halo {
  0%, 100% { transform: scale(0.92); opacity: .35; }
  50%      { transform: scale(1.08); opacity: .85; }
}
.lp-livenet-core-tag {
  font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: rgba(230,234,255,.5);
}
.lp-livenet-core strong {
  font-size: 13.5px; font-weight: 600;
  font-family: var(--font-mono);
  color: var(--lvn-fg);
  letter-spacing: 0;
}
.lp-livenet-core code {
  font-size: 11.5px;
  color: #67e8f9;
  font-family: var(--font-mono);
  opacity: .92;
}
.lp-livenet-legend {
  position: absolute;
  left: 16px; bottom: 14px;
  display: flex; gap: 14px;
  margin: 0; padding: 0; list-style: none;
  font-size: 11.5px;
  color: var(--lvn-muted);
}
.lp-livenet-legend li {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(10,12,18,.7);
  border: 1px solid var(--lvn-line);
  backdrop-filter: blur(6px);
}
.lp-livenet-swatch {
  width: 8px; height: 8px; border-radius: 50%;
}
.lp-livenet-swatch--intent   { background: #34d399; box-shadow: 0 0 8px rgba(52,211,153,.85); }
.lp-livenet-swatch--proposal { background: #22d3ee; box-shadow: 0 0 8px rgba(34,211,238,.85); }
.lp-livenet-swatch--match    { background: #ff2d55; box-shadow: 0 0 8px rgba(255,45,85,.9); }

/* side panel: metrics + feed */
.lp-livenet-side {
  display: flex; flex-direction: column; gap: 18px;
  min-width: 0;
}
.lp-livenet-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.lp-livenet-metric {
  position: relative;
  border: 1px solid var(--lvn-line);
  border-radius: 12px;
  padding: 12px 14px 14px;
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,0)) , #0c0f1a;
  overflow: hidden;
}
.lp-livenet-metric-label {
  display: block; font-size: 11px; letter-spacing: .08em;
  color: rgba(230,234,255,.52);
  text-transform: uppercase;
}
.lp-livenet-metric-value {
  display: block; margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 22px; font-weight: 700;
  color: var(--lvn-fg);
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}
.lp-livenet-metric-pulse {
  position: absolute; right: 12px; top: 12px;
  width: 6px; height: 6px; border-radius: 50%;
  background: #22d3ee;
  opacity: .4;
}
.lp-livenet-metric.is-pulse .lp-livenet-metric-pulse {
  animation: lp-livenet-metric-pulse .9s ease-out;
}
@keyframes lp-livenet-metric-pulse {
  0%   { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(34,211,238,.6); }
  60%  { opacity: 1; transform: scale(1.15); box-shadow: 0 0 0 6px rgba(34,211,238,0); }
  100% { opacity: .4; transform: scale(1); box-shadow: 0 0 0 0 rgba(34,211,238,0); }
}

.lp-livenet-feed {
  border: 1px solid var(--lvn-line);
  border-radius: 14px;
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,0)) , #0c0f1a;
  overflow: hidden;
}
.lp-livenet-feed > header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--lvn-line);
}
.lp-livenet-feed-title {
  font-size: 12.5px; font-weight: 600; letter-spacing: .04em;
  color: var(--lvn-fg);
}
.lp-livenet-feed-live {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: #67e8f9;
  font-family: var(--font-mono);
}
.lp-livenet-feed-list {
  list-style: none; margin: 0; padding: 8px 8px 12px;
  display: flex; flex-direction: column; gap: 4px;
  max-height: 260px;
  overflow: hidden;
}
.lp-livenet-feed-row {
  display: grid;
  grid-template-columns: 64px 80px 1fr;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: 8px;
  background: rgba(255,255,255,.02);
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(230,234,255,.86);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity .25s ease, transform .25s ease;
}
.lp-livenet-feed-row.is-shown { opacity: 1; transform: translateY(0); }
.lp-livenet-feed-time { color: rgba(230,234,255,.46); }
.lp-livenet-feed-kind {
  font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  padding: 2px 8px; border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  text-align: center;
  color: rgba(230,234,255,.7);
}
.lp-livenet-feed-row.is-intent   .lp-livenet-feed-kind { color: #6ee7b7; border-color: rgba(52,211,153,.42); background: rgba(52,211,153,.10); }
.lp-livenet-feed-row.is-proposal .lp-livenet-feed-kind { color: #67e8f9; border-color: rgba(34,211,238,.45); background: rgba(34,211,238,.12); }
.lp-livenet-feed-row.is-match    .lp-livenet-feed-kind { color: #fda4af; border-color: rgba(255,45,85,.45); background: rgba(255,45,85,.12); }
.lp-livenet-feed-row.is-feedback .lp-livenet-feed-kind { color: #fde68a; border-color: rgba(251,191,36,.45); background: rgba(251,191,36,.12); }
.lp-livenet-feed-body {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: rgba(230,234,255,.92);
}

.lp-livenet-foot {
  margin: 26px 0 0;
  font-size: 12.5px;
  color: var(--lvn-muted);
  letter-spacing: .01em;
}

@media (prefers-reduced-motion: reduce) {
  .lp-livenet-dot,
  .lp-livenet-metric.is-pulse .lp-livenet-metric-pulse { animation: none; }
}

/* ─── BRIDGE · 宏观→微观 转场 ─── *
 * 一道细发丝从 Live Network 冷色调（cyan/teal）渐变到 Playground 暖色调（violet/pink），
 * 配合上下两段 1 行 kicker，把"换镜头"动作显式化。极薄、不喧宾夺主。
 */
.lp-bridge {
  position: relative;
  background: linear-gradient(180deg, #050810 0%, #07080d 100%);
  padding: clamp(48px, 6vw, 80px) 0;
  overflow: hidden;
}
.lp-bridge::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 0%,  rgba(34,211,238,.10), transparent 70%),
    radial-gradient(ellipse 60% 50% at 70% 100%, rgba(124,58,237,.12), transparent 70%);
  pointer-events: none;
}
.lp-bridge-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}
.lp-bridge-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.lp-bridge-kicker--top {
  color: #67e8f9;
}
.lp-bridge-rail {
  position: relative;
  width: 1px;
  height: 56px;
  background: linear-gradient(180deg,
    rgba(34,211,238,0)   0%,
    rgba(34,211,238,.55) 18%,
    rgba(124,58,237,.55) 82%,
    rgba(255,45,85,0)    100%);
  margin: 4px 0 6px;
}
.lp-bridge-rail::before,
.lp-bridge-rail::after {
  content: "";
  position: absolute; left: 50%; transform: translateX(-50%);
  width: 5px; height: 5px; border-radius: 50%;
}
.lp-bridge-rail::before {
  top: -2px;
  background: #22d3ee;
  box-shadow: 0 0 12px rgba(34,211,238,.85);
}
.lp-bridge-rail::after {
  bottom: -2px;
  background: #ff2d55;
  box-shadow: 0 0 12px rgba(255,45,85,.85);
  animation: lp-bridge-arrow-pulse 2.4s ease-in-out infinite;
}
@keyframes lp-bridge-arrow-pulse {
  0%, 100% { transform: translate(-50%, 0); opacity: 1; }
  50%      { transform: translate(-50%, 4px); opacity: .55; }
}
.lp-bridge-rail-arrow {
  position: absolute;
  left: 50%; bottom: -8px;
  transform: translateX(-50%);
  color: rgba(255,45,85,.85);
  pointer-events: none;
}
.lp-bridge-h {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: #f3e9ff;
  background: linear-gradient(90deg, #67e8f9 0%, #c4b5fd 50%, #ff8da8 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  max-width: 28ch;
}
.lp-bridge-note {
  margin: 0;
  font-size: 13.5px;
  color: rgba(220,210,240,.55);
  max-width: 56ch;
}
@media (prefers-reduced-motion: reduce) {
  .lp-bridge-rail::after { animation: none; }
}

/* ─── PLAYGROUND ─── */
.lp-play {
  --lpg-bg: #07080d;
  --lpg-fg: #e6eaff;
  --lpg-muted: rgba(230,234,255,.6);
  --lpg-line: rgba(255,255,255,.08);
  --lpg-pink: #ff2d55;
  --lpg-violet: #7c3aed;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(60px, 7vw, 96px) 0;
  background: linear-gradient(180deg, #07080d 0%, #0a0d18 100%);
  color: var(--lpg-fg);
  border-top: 1px solid var(--lpg-line);
  border-bottom: 1px solid var(--lpg-line);
}
.lp-play-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
}
.lp-play-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 30%, #000 40%, transparent 90%);
}
.lp-play-beam {
  position: absolute; left: 50%; top: -120px;
  transform: translateX(-50%);
  width: 1100px; height: 320px;
  background: radial-gradient(ellipse 50% 50% at 50% 0%, rgba(124,58,237,.25), transparent 70%);
  filter: blur(20px);
}
.lp-play-inner { position: relative; z-index: 1; }
.lp-play-head {
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 32px; align-items: end;
  margin-bottom: 28px;
}
.lp-play-head .lp-eyebrow,
.lp-play-head .lp-h2 { color: var(--lpg-fg); }
.lp-play-head .lp-p { color: var(--lpg-muted); max-width: 52ch; }
.lp-play-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px; border-radius: 999px;
  background: rgba(124,58,237,.14);
  border: 1px solid rgba(124,58,237,.42);
  color: #c4b5fd;
  font-size: 11.5px; letter-spacing: .12em;
}
@media (max-width: 1080px) {
  .lp-play-head { grid-template-columns: 1fr; gap: 12px; }
}

.lp-play-frame {
  border: 1px solid var(--lpg-line);
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,0)) , #0a0d18;
  padding: clamp(20px, 3vw, 32px);
  box-shadow: 0 30px 80px -30px rgba(124,58,237,.4);
}

/* input row */
.lp-play-input-row { display: flex; flex-direction: column; gap: 10px; }
.lp-play-input-label {
  font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(230,234,255,.5);
}
.lp-play-input-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 6px 8px 6px 14px;
  border: 1px solid var(--lpg-line);
  border-radius: 12px;
  background: rgba(255,255,255,.04);
  transition: border-color .18s ease, box-shadow .18s ease;
}
.lp-play-input-shell:focus-within {
  border-color: rgba(124,58,237,.7);
  box-shadow: 0 0 0 4px rgba(124,58,237,.18);
}
.lp-play-input-prefix {
  font-family: var(--font-mono);
  color: rgba(230,234,255,.45);
  font-size: 14px;
}
.lp-play-input {
  appearance: none;
  width: 100%;
  background: transparent;
  border: 0; outline: none;
  color: var(--lpg-fg);
  font-family: var(--font-mono);
  font-size: 15px;
  padding: 12px 6px;
  caret-color: var(--lpg-pink);
}
.lp-play-input::placeholder { color: rgba(230,234,255,.4); }
.lp-play-run {
  white-space: nowrap;
  padding: 10px 16px;
  font-size: 13.5px;
  border-radius: 10px;
}
.lp-play-run:disabled { opacity: .6; cursor: progress; }

.lp-play-examples {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 8px;
  margin-top: 6px;
}
.lp-play-examples-label {
  font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase;
  color: rgba(230,234,255,.4);
}
.lp-play-chip {
  appearance: none;
  border: 1px solid var(--lpg-line);
  background: rgba(255,255,255,.03);
  color: rgba(230,234,255,.85);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}
.lp-play-chip:hover {
  background: rgba(124,58,237,.14);
  border-color: rgba(124,58,237,.45);
  color: #e9d5ff;
}

/* runtime: stages + receipt */
.lp-play-runtime {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 22px;
  margin-top: 22px;
  align-items: stretch;
}
@media (max-width: 920px) {
  .lp-play-runtime { grid-template-columns: 1fr; }
}

.lp-play-stages {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 10px;
  min-width: 0;
}
.lp-play-stage {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--lpg-line);
  border-radius: 12px;
  background: rgba(255,255,255,.025);
  transition: border-color .25s ease, background .25s ease, transform .25s ease;
}
.lp-play-stage-num {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .12em;
  color: rgba(230,234,255,.4);
  padding: 4px 8px;
  border-radius: 6px;
  background: rgba(255,255,255,.04);
}
.lp-play-stage-body { min-width: 0; }
.lp-play-stage-body strong {
  display: block;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--lpg-fg);
  margin-bottom: 2px;
}
.lp-play-stage-body p {
  margin: 0;
  font-size: 13px; line-height: 1.5;
  color: rgba(230,234,255,.7);
}
.lp-play-stage-body code {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(124,58,237,.14);
  border: 1px solid rgba(124,58,237,.32);
  color: #c4b5fd;
}
.lp-play-stage-pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.16);
  margin-top: 6px;
}
.lp-play-stage.is-active {
  border-color: rgba(255,45,85,.55);
  background: linear-gradient(160deg, rgba(255,45,85,.10), rgba(124,58,237,.08));
  transform: translateX(2px);
}
.lp-play-stage.is-active .lp-play-stage-pulse {
  background: var(--lpg-pink);
  box-shadow: 0 0 0 0 rgba(255,45,85,.7);
  animation: lp-play-stage-pulse 1.1s ease-out infinite;
}
.lp-play-stage.is-done { border-color: rgba(34,197,94,.4); }
.lp-play-stage.is-done .lp-play-stage-pulse { background: #22c55e; }
.lp-play-stage.is-done .lp-play-stage-num { color: #86efac; background: rgba(34,197,94,.12); }
@keyframes lp-play-stage-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(255,45,85,.6); }
  70%  { box-shadow: 0 0 0 8px rgba(255,45,85,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,45,85,0); }
}

.lp-play-receipt {
  display: flex; flex-direction: column;
  border: 1px solid var(--lpg-line);
  border-radius: 14px;
  padding: 18px 20px;
  background:
    linear-gradient(160deg, rgba(124,58,237,.10), rgba(255,255,255,0) 50%),
    rgba(255,255,255,.02);
  transition: border-color .35s ease, box-shadow .35s ease;
}
.lp-play-receipt.is-ready {
  border-color: rgba(255,45,85,.55);
  box-shadow: 0 24px 64px -24px rgba(255,45,85,.55);
}
.lp-play-receipt > header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--lpg-line);
}
.lp-play-receipt-tag {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(230,234,255,.5);
}
.lp-play-receipt > header code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(230,234,255,.92);
  text-align: right;
}
.lp-play-receipt dl {
  margin: 0;
  display: grid; grid-template-columns: 1fr;
  gap: 10px;
}
.lp-play-receipt dl > div {
  display: grid;
  grid-template-columns: 100px 1fr;
  align-items: center;
  gap: 12px;
}
.lp-play-receipt dt {
  font-size: 11.5px;
  letter-spacing: .08em;
  color: rgba(230,234,255,.5);
}
.lp-play-receipt dd {
  margin: 0;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--lpg-fg);
  word-break: break-all;
}
.lp-play-receipt-cta {
  margin-top: 18px;
  align-self: flex-start;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--lpg-fg);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  display: inline-flex; align-items: center; gap: 8px;
  text-decoration: none;
  transition: background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}
.lp-play-receipt-cta:hover {
  color: #fff;
  background: rgba(255,45,85,.14);
  border-color: rgba(255,45,85,.55);
  transform: translateY(-1px);
}
.lp-play-receipt-cta svg { stroke: currentColor; opacity: .85; }
.lp-play-receipt.is-ready .lp-play-receipt-cta {
  color: #fff;
  background: var(--lpg-pink);
  border-color: var(--lpg-pink);
  box-shadow: 0 10px 28px -10px rgba(255,45,85,.65);
}
.lp-play-receipt.is-ready .lp-play-receipt-cta:hover {
  background: #ff4869;
  border-color: #ff4869;
}
.lp-play-foot {
  margin: 22px 0 0;
  font-size: 12.5px;
  color: var(--lpg-muted);
}

/* dark-mode harmony — when site is dark, soften extra contrast */
@media (prefers-color-scheme: dark) {
  .lp-livenet, .lp-play {
    border-top-color: rgba(255,255,255,.06);
    border-bottom-color: rgba(255,255,255,.06);
  }
}

/* ─── status-badge · 通用状态徽章（plan §1a / §3 双层 future 标识）─── */
.status-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .02em;
  border: 1px solid var(--c-line); background: var(--c-card);
  color: var(--c-fg); white-space: nowrap;
}
.status-badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-muted);
}
.status-badge--live::before { background: var(--c-green); box-shadow: 0 0 0 3px rgba(34,180,94,.18); }
.status-badge--live { color: var(--c-green); border-color: rgba(34,180,94,.32); }
.status-badge--rolling::before { background: var(--c-amber); }
.status-badge--rolling { color: var(--c-amber); border-color: rgba(220,150,30,.32); }
/* status-badge timeline 变体（is-now / is-beta / is-roadmap / is-vision）已移除：
 * Hero 内嵌时间轴 strip 在 CEO follow-up 决策 2026-05-08 后下架。
 * 通用 .status-badge + --live / --rolling 仍由 Stack section 中层使用。 */

/* ─── Hero 下方达人 proof section ─── */
.lp-creator-proof {
  padding: clamp(48px, 8vh, 88px) 24px;
  border-bottom: 1px solid var(--c-line);
  background:
    radial-gradient(60% 80% at 70% 0%, rgba(255,72,105,.06), transparent 60%),
    var(--c-bg);
}
.lp-creator-proof .lp-section-inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; flex-direction: column; gap: 20px;
}
.lp-creator-proof-head { gap: 8px; }
.lp-creator-proof-subh {
  font-size: 17px; color: var(--c-muted); margin: 4px 0 0; max-width: 60ch;
}
.lp-creator-proof-body {
  font-size: 15.5px; line-height: 1.65; color: var(--c-fg);
  max-width: 64ch; margin: 0;
}
.lp-creator-proof-cta-row {
  display: flex; gap: 12px; flex-wrap: wrap; margin-top: 4px;
}

/* ─── Stack 中层左右两列（plan §3 双层 future 徽章）─── */
.lp-stack-mid-split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
  margin-top: 14px;
}
.lp-stack-mid-col {
  border: 1px solid var(--c-line); border-radius: var(--radius-sm);
  background: var(--c-card);
  padding: 16px 18px;
  display: flex; flex-direction: column; gap: 10px;
}
.lp-stack-mid-col--protocol {
  border-color: rgba(34,180,94,.22);
  background: linear-gradient(180deg, rgba(34,180,94,.04), var(--c-card) 60%);
}
.lp-stack-mid-col--merchant {
  border-color: rgba(220,150,30,.22);
  background: linear-gradient(180deg, rgba(220,150,30,.05), var(--c-card) 60%);
}
.lp-stack-mid-col-head {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 4px;
}
.lp-stack-mid-col-head h4 {
  margin: 4px 0 0; font-size: 15px; font-weight: 600; color: var(--c-fg);
}
.lp-stack-mid-col-head p {
  margin: 0; font-size: 12.5px; line-height: 1.55; color: var(--c-muted);
}
/* chip 微角标 "Q3-Q4"（plan §3 反 Codex misread）*/
.lp-stack-chips--future li {
  position: relative;
}
.lp-stack-chip-future {
  display: inline-flex; align-items: center;
  margin-left: 6px; padding: 1px 6px;
  font-size: 9.5px; font-style: normal; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  color: var(--c-amber);
  border: 1px solid rgba(220,150,30,.32); border-radius: 4px;
  background: rgba(220,150,30,.08);
  vertical-align: 1px;
}
@media (max-width: 768px) {
  .lp-stack-mid-split { grid-template-columns: 1fr; gap: 12px; }
}

/* ─── waitlist form (merchants page) ─── */
.lp-waitlist {
  max-width: none;
  margin: 46px 0;
  padding: 30px clamp(20px, 3vw, 36px);
  border: 1px solid var(--c-line); border-radius: var(--radius);
  background: var(--c-card);
  scroll-margin-top: 90px;
}
.lp-waitlist h2 {
  margin: 0 0 6px;
  font-size: clamp(22px, 2.2vw, 28px);
  line-height: 1.18;
  text-wrap: normal;
}
.lp-waitlist p.lp-waitlist-lede {
  max-width: 72ch;
  margin: 0 0 18px;
  color: var(--c-muted);
  font-size: 14.5px;
}
.lp-waitlist-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
}
.lp-waitlist-field { display: flex; flex-direction: column; gap: 6px; }
.lp-waitlist-field--full { grid-column: 1 / -1; }
.lp-waitlist-field label {
  font-size: 13px; font-weight: 600; color: var(--c-fg); line-height: 1.35;
}
.lp-waitlist-field label .req { color: var(--c-pink); margin-left: 2px; }
.lp-waitlist-field input,
.lp-waitlist-field select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--c-line); background: var(--c-bg);
  color: var(--c-fg); font: inherit; font-size: 14px;
  transition: border-color var(--transition-speed) ease;
}
.lp-waitlist-field input:focus,
.lp-waitlist-field select:focus {
  outline: none; border-color: var(--c-pink);
  box-shadow: 0 0 0 3px rgba(255,72,105,.14);
}
.lp-waitlist-checkgroup {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 12px;
  align-items: stretch;
}
.lp-waitlist-checkgroup label {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: start;
  justify-items: start;
  column-gap: 10px;
  min-height: 62px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-line);
  background: var(--c-bg);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.38;
  text-align: left;
  cursor: pointer;
  transition: border-color var(--transition-speed) ease, background var(--transition-speed) ease;
}
.lp-waitlist-checkgroup label:has(input:checked) {
  border-color: var(--c-pink);
  background: rgba(255,72,105,.06);
}
.lp-waitlist-checkgroup input[type="checkbox"] {
  width: 16px;
  height: 16px;
  min-height: 0;
  margin: 2px 0 0;
  padding: 0;
  border-radius: 3px;
  justify-self: start;
  accent-color: var(--c-pink);
}
.lp-waitlist-checkgroup span {
  display: block;
  min-width: 0;
}
/* Honeypot field — 视觉与无障碍均隐藏，不让真实用户触碰 */
.lp-waitlist-hp {
  position: absolute; left: -9999px; top: -9999px;
  width: 1px; height: 1px; overflow: hidden;
  opacity: 0; pointer-events: none;
}
.lp-waitlist-actions {
  margin-top: 16px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
}
.lp-waitlist-error {
  margin-top: 10px; padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,72,105,.32);
  background: rgba(255,72,105,.06);
  color: var(--c-pink);
  font-size: 13.5px;
}
.lp-waitlist-success {
  margin-top: 10px; padding: 14px 14px; border-radius: var(--radius-sm);
  border: 1px solid rgba(34,180,94,.32);
  background: rgba(34,180,94,.06);
  color: var(--c-green);
  font-size: 14px;
}
@media (max-width: 720px) {
  .lp-waitlist-grid { grid-template-columns: 1fr; }
  .lp-waitlist-checkgroup { grid-template-columns: 1fr; }
}

/* ─── 1.5 · Duo (K2Lab 双品牌职能) ───
 * 紧跟 hero 之后，把 Moras（创作者内容）↔ SellToAI（商家成交）这条主轴关系
 * 用一张轻量视觉图说清楚。两侧卡片 + 中间一根带箭头的 bridge。
 */
.lp-duo {
  padding: clamp(48px, 7vw, 80px) 0;
  border-top: 1px solid var(--c-line);
}
.lp-duo-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 18px;
  align-items: stretch;
  margin-top: 24px;
}
.lp-duo-card {
  display: flex; flex-direction: column; gap: 14px;
  padding: 28px 26px;
  border: 1px solid var(--c-line); border-radius: var(--radius);
  background: var(--c-card);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.lp-duo-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
  box-shadow: 0 24px 44px -32px rgba(124,58,237,.4);
}
.lp-duo-card.is-primary {
  background: linear-gradient(160deg, color-mix(in oklab, var(--c-card) 86%, rgba(255,45,85,.08)), color-mix(in oklab, var(--c-card) 86%, rgba(124,58,237,.08)));
  border-color: color-mix(in oklab, var(--c-violet) 30%, var(--c-line));
}
.lp-duo-card-head { display: flex; flex-direction: column; gap: 8px; }
.lp-duo-tag {
  display: inline-block; align-self: flex-start;
  font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px;
  border: 1px solid var(--c-line); color: var(--c-muted);
}
.lp-duo-card.is-primary .lp-duo-tag {
  border-color: transparent;
  background: linear-gradient(95deg, rgba(255,45,85,.16), rgba(124,58,237,.18));
  color: var(--c-violet);
}
.lp-duo-card h3 {
  font-size: 19px; line-height: 1.25; margin: 0; font-weight: 700;
}
.lp-duo-card-head > p {
  font-size: 14px; line-height: 1.5; color: var(--c-muted); margin: 0;
}
.lp-duo-bullets {
  list-style: none; margin: 4px 0; padding: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.lp-duo-bullets li {
  position: relative; padding-left: 22px;
  font-size: 13.5px; color: var(--c-fg); line-height: 1.45;
}
.lp-duo-bullets li::before {
  content: "→"; position: absolute; left: 0; top: 0;
  font-weight: 700; color: var(--c-violet);
}
.lp-duo-link {
  margin-top: auto; align-self: flex-start;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 600; text-decoration: none;
  color: var(--c-violet);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease;
}
.lp-duo-link:hover { border-bottom-color: var(--c-violet); }

/* Bridge column · "Content from Moras → flows into SellToAI" */
.lp-duo-bridge {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px;
  min-width: 120px; padding: 0 6px;
  color: color-mix(in oklab, var(--c-violet) 65%, var(--c-muted));
}
.lp-duo-bridge svg {
  width: 96px; height: 24px;
}
.lp-duo-bridge-label,
.lp-duo-bridge-flow {
  font-size: 11px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  text-align: center;
}
.lp-duo-bridge-label { color: var(--c-muted); }
.lp-duo-bridge-flow { color: var(--c-violet); }

.lp-duo-foot {
  margin-top: 24px;
  font-size: 14px; line-height: 1.55; color: var(--c-muted);
  text-align: center; max-width: 720px; margin-inline: auto;
  text-wrap: balance;
}

@media (max-width: 920px) {
  .lp-duo-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .lp-duo-bridge {
    flex-direction: row; padding: 8px 0;
    min-width: 0;
  }
  .lp-duo-bridge svg {
    width: 80px; height: 18px;
    transform: rotate(90deg);
  }
}

/* ─── Proof · Trust sources chips ───
 * 在 hero 末尾以三枚 chip 把 PCD spec 的三种 accepted_sources 展示出来：
 *   creator-video / reddit / merchant-sla
 * 不抢 hero 视觉，但建立"三源构成可信证据"的预期。
 */
.proof-trust-chips {
  list-style: none; padding: 0; margin: 14px 0 18px;
  display: flex; flex-wrap: wrap; gap: 10px;
}
.proof-trust-chips li {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: var(--c-bg);
  font-size: 12.5px; line-height: 1.35;
  color: var(--c-fg);
}
.proof-trust-chip-label { font-weight: 650; letter-spacing: .01em; }
.proof-trust-chips code {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  font-size: 11.5px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(127,127,127,.10);
  color: var(--c-muted);
}
.proof-trust-chips small { color: var(--c-muted); font-size: 12px; }

/* ─── Proof · Merchant SLA section ─── */
.proof-sla-section { padding-top: 8px; }
.proof-sla-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
.proof-sla-card {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md, 14px);
  padding: 18px 18px 16px;
  background: var(--c-bg);
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}
.proof-sla-card:hover {
  border-color: var(--c-pink);
  transform: translateY(-1px);
}
.proof-sla-tag {
  align-self: flex-start;
  font-size: 11px; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(127,127,127,.10);
  color: var(--c-muted);
}
.proof-sla-card h3 {
  font-size: 15.5px; line-height: 1.35;
  margin: 2px 0 0; font-weight: 650;
  color: var(--c-fg);
  text-wrap: balance;
}
.proof-sla-card p {
  margin: 0; font-size: 13.5px; line-height: 1.55; color: var(--c-muted);
}
.proof-sla-foot {
  margin-top: 14px;
  font-size: 13px; line-height: 1.55;
  color: var(--c-muted);
  max-width: 760px;
}