:root {
  --trust-ink: #17312e;
  --trust-muted: #5b6f6b;
  --trust-line: #dbe7e4;
  --trust-paper: #ffffff;
  --trust-wash: #f5f8f7;
  --trust-teal: #0f766e;
  --trust-orange: #e88224;
}

.logo-icon-img { width: 40px; height: 40px; object-fit: contain; flex: 0 0 40px; }
.trust-band { background: var(--trust-paper); border-top: 1px solid var(--trust-line); }
.trust-band.alt { background: var(--trust-wash); }
.trust-heading { max-width: 760px; margin-bottom: 34px; }
.trust-heading h2 { margin: 8px 0 12px; }
.trust-kicker { color: var(--trust-orange); font-weight: 700; }
.trust-note { color: var(--trust-muted); max-width: 760px; }
.proof-grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: 42px; align-items: start; }
.proof-facts { display: grid; gap: 0; margin: 24px 0; border-top: 1px solid var(--trust-line); }
.proof-fact { display: grid; grid-template-columns: 100px 1fr; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--trust-line); }
.proof-fact dt { color: var(--trust-muted); }
.proof-fact dd { margin: 0; font-weight: 600; overflow-wrap: anywhere; }
.office-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.office-figure { margin: 0; }
.office-figure img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border: 1px solid var(--trust-line); border-radius: 6px; }
.office-figure figcaption { color: var(--trust-muted); font-size: 13px; margin-top: 8px; }
.platform-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 38px; }
.platform-item { padding-top: 20px; border-top: 3px solid var(--trust-teal); }
.platform-item.baidu { border-top-color: var(--trust-orange); }
.platform-item h3 { margin: 0 0 10px; }
.platform-meta { color: var(--trust-muted); margin: 6px 0 16px; }
.wechat-wrap { display: grid; grid-template-columns: 132px 1fr; gap: 22px; align-items: center; }
.wechat-qr { width: 132px; height: 132px; object-fit: contain; background: #fff; border: 1px solid var(--trust-line); padding: 6px; border-radius: 6px; }
.platform-links { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.platform-links a { color: var(--trust-teal); font-weight: 650; text-decoration: underline; text-underline-offset: 4px; }
.footer-platform { display: flex; gap: 16px; align-items: center; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.14); }
.footer-platform img { width: 84px; height: 84px; border-radius: 4px; background: #fff; }
.footer-platform p { margin: 3px 0; }
.footer-platform a { color: inherit; text-decoration: underline; }

body.trust-page { margin: 0; background: var(--trust-wash); color: var(--trust-ink); font: 16px/1.8 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif; }
.trust-page * { box-sizing: border-box; }
.trust-page a { color: var(--trust-teal); }
.trust-nav { background: #fff; border-bottom: 1px solid var(--trust-line); }
.trust-nav-inner { width: min(1080px, calc(100% - 40px)); min-height: 72px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.trust-brand { display: flex; align-items: center; gap: 11px; color: var(--trust-ink) !important; text-decoration: none; font-weight: 750; }
.trust-nav-links { display: flex; flex-wrap: wrap; gap: 16px; }
.trust-nav-links a { text-decoration: none; font-weight: 600; }
.trust-main { width: min(900px, calc(100% - 40px)); margin: auto; padding: 56px 0 76px; }
.trust-main h1 { font-size: clamp(34px, 5vw, 50px); line-height: 1.2; margin: 0 0 14px; letter-spacing: 0; }
.trust-main h2 { font-size: 24px; line-height: 1.35; margin: 34px 0 10px; letter-spacing: 0; }
.trust-lead { font-size: 18px; color: var(--trust-muted); max-width: 760px; }
.trust-updated { color: var(--trust-muted); font-size: 14px; }
.author-layout { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 42px; margin-top: 36px; align-items: start; }
.author-avatar { width: 180px; aspect-ratio: 1; object-fit: cover; border: 1px solid var(--trust-line); border-radius: 6px; background: #fff; }
.author-role { color: var(--trust-orange); font-weight: 750; }
.trust-details { border-top: 1px solid var(--trust-line); margin-top: 28px; }
.trust-details div { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--trust-line); }
.trust-details dt { color: var(--trust-muted); }
.trust-details dd { margin: 0; overflow-wrap: anywhere; }
.trust-footer { border-top: 1px solid var(--trust-line); background: #fff; }
.trust-footer-inner { width: min(1080px, calc(100% - 40px)); margin: auto; padding: 24px 0; color: var(--trust-muted); font-size: 14px; }

@media (max-width: 800px) {
  .proof-grid, .platform-grid, .author-layout { grid-template-columns: 1fr; }
  .office-gallery { grid-template-columns: 1fr; }
  .author-avatar { width: 140px; }
  .trust-nav-inner { align-items: flex-start; flex-direction: column; padding: 14px 0; }
}

@media (max-width: 520px) {
  .wechat-wrap { grid-template-columns: 100px 1fr; gap: 14px; }
  .wechat-qr { width: 100px; height: 100px; }
  .proof-fact, .trust-details div { grid-template-columns: 1fr; gap: 2px; }
  .footer-platform { align-items: flex-start; }
}