:root {
  --paper: #f8f1e8;
  --paper-2: #fffaf2;
  --ink: #4d3b31;
  --muted: #7e6b5e;
  --clay: #b57453;
  --sage: #8ea081;
  --sand: #dec5a5;
  --rose: #d8ad98;
  --line: rgba(103, 78, 62, .18);
  --shadow: 0 18px 45px rgba(77, 59, 49, .10);
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at top left, rgba(216,173,152,.24), transparent 38%), var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.skip-link { position:absolute; left:-999px; top:auto; }
.skip-link:focus { left: 20px; top: 20px; z-index: 20; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 999px; }
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(248,241,232,.92); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.header-inner { max-width: 1180px; margin: 0 auto; padding: 18px 20px 12px; display: grid; gap: 14px; }
.brand-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.logo-wrap { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .04em; }
.logo-wrap img { width: 150px; height: auto; }
.domain-pill { padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,250,242,.78); color: var(--muted); font-size: 14px; }
.main-nav { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.main-nav a { padding: 9px 13px; border-radius: 999px; color: var(--muted); font-size: 15px; }
.main-nav a:hover, .main-nav a[aria-current="page"] { background: var(--ink); color: #fffaf2; }
.site-search { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; align-items: center; }
.site-search label { grid-column: 1 / -1; font-size: 14px; color: var(--muted); }
.site-search input { width: 100%; border: 1px solid var(--line); background: var(--paper-2); border-radius: 999px; padding: 13px 18px; color: var(--ink); outline: none; }
.site-search button, .btn { border: 0; background: var(--clay); color: #fffaf2; padding: 13px 18px; border-radius: 999px; cursor: pointer; font-weight: 700; box-shadow: var(--shadow); }
.site-search button:hover, .btn:hover { transform: translateY(-1px); }
.search-message { grid-column: 1 / -1; margin: 0; color: var(--clay); font-size: 14px; min-height: 24px; }
main { overflow: hidden; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.hero { padding: 72px 0 54px; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 44px; align-items: center; }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; margin-bottom: 12px; color: var(--clay); font-weight: 700; letter-spacing: .08em; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
h1, h2, h3 { line-height: 1.22; letter-spacing: -.02em; }
h1 { font-size: clamp(38px, 7vw, 76px); margin: 0 0 22px; }
h2 { font-size: clamp(28px, 4.8vw, 48px); margin: 0 0 16px; }
h3 { font-size: 22px; margin: 0 0 12px; }
p { margin: 0 0 16px; }
.lead { font-size: 19px; color: var(--muted); max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }
.center-actions { justify-content: center; }
.btn.secondary { background: var(--paper-2); color: var(--ink); border: 1px solid var(--line); }
.breadcrumb { color: var(--muted); font-size: 14px; margin-bottom: 16px; }
.hero-figure, .soft-card, .video-card, .story-card, .data-card, .faq-item, .comment-card { background: rgba(255,250,242,.82); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.hero-figure { padding: 14px; transform: rotate(-1.5deg); }
.hero-figure img { border-radius: 22px; aspect-ratio: 5 / 3; object-fit: cover; }
.image-description { margin: 12px 4px 0; font-size: 13px; color: var(--muted); }
.section { padding: 70px 0; }
.section-header { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 28px; }
.section-header p { color: var(--muted); max-width: 690px; }
.update { color: var(--clay); font-size: 14px; white-space: nowrap; }
.grid { display: grid; gap: 20px; }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.soft-card, .story-card, .data-card, .faq-item, .comment-card { padding: 24px; }
.soft-card .icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 18px; background: rgba(181,116,83,.12); margin-bottom: 14px; font-size: 24px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tag { padding: 6px 10px; border-radius: 999px; background: rgba(142,160,129,.14); color: #52624b; font-size: 13px; }
.video-card { overflow: hidden; position: relative; }
.video-shell { position: relative; background: #000; overflow: hidden; }
.video-shell img, .video-shell video { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.video-shell video { position: absolute; inset: 0; opacity: 0; pointer-events: none; }
.play-button { opacity: 0; position: absolute; inset: auto auto 18px 18px; width: 58px; height: 58px; border-radius: 999px; border: 0; background: rgba(255,250,242,.92); color: var(--clay); font-size: 22px; display: grid; place-items: center; transform: translateY(8px); transition: .2s ease; box-shadow: var(--shadow); }
.video-card:hover .play-button, .video-card:focus-within .play-button { opacity: 1; transform: translateY(0); }
.video-body { padding: 20px; }
.metrics { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 14px; margin: 12px 0; }
.metrics span { background: rgba(222,197,165,.26); border-radius: 999px; padding: 5px 9px; }
.philosophy { background: linear-gradient(135deg, rgba(255,250,242,.72), rgba(222,197,165,.32)); }
.story-card img { border-radius: 22px; margin-bottom: 18px; aspect-ratio: 16 / 10; object-fit: cover; }
.data-card strong { display: block; font-size: 34px; margin-bottom: 6px; }
.people-list { display: grid; gap: 16px; }
.person { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start; padding: 18px; border-radius: 24px; background: rgba(255,250,242,.72); border: 1px solid var(--line); }
.avatar { width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg, var(--rose), var(--sand)); display: grid; place-items: center; font-weight: 800; }
.report-list { display: grid; gap: 14px; }
.report-list article { padding: 18px; border-left: 4px solid var(--clay); background: rgba(255,250,242,.72); border-radius: 18px; }
.faq-item summary { cursor: pointer; font-weight: 800; }
.comment-card blockquote { margin: 0; color: var(--muted); }
.comment-card cite { display: block; margin-top: 12px; font-style: normal; font-weight: 800; color: var(--ink); }
.cta { text-align: center; padding: 62px 20px; border-radius: 40px; background: radial-gradient(circle at top, rgba(216,173,152,.35), transparent 44%), var(--paper-2); border: 1px solid var(--line); box-shadow: var(--shadow); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.contact-list li { padding: 14px 16px; border-radius: 18px; background: rgba(222,197,165,.22); }
.site-footer { background: #4d3b31; color: #fffaf2; margin-top: 50px; }
.footer-inner { max-width: 1180px; margin: 0 auto; padding: 40px 20px; display: grid; gap: 24px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-logo { display: inline-flex; align-items: center; gap: 12px; font-weight: 900; }
.footer-logo img { width: 136px; background: #fffaf2; border-radius: 22px; }
.footer-links { display: flex; gap: 12px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,250,242,.82); }
.footer-note { color: rgba(255,250,242,.74); font-size: 14px; }
pre.data-preview { white-space: pre-wrap; word-break: break-word; padding: 18px; border-radius: 20px; background: rgba(77,59,49,.06); border: 1px solid var(--line); overflow: auto; }
@media (max-width: 900px) {
  .hero-grid, .contact-grid, .grid.two { grid-template-columns: 1fr; }
  .grid.three, .grid.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-header { display: block; }
  .update { display: block; margin-top: 10px; }
}
@media (max-width: 640px) {
  .grid.three, .grid.four { grid-template-columns: 1fr; }
  .brand-row, .footer-top { align-items: flex-start; }
  .site-search { grid-template-columns: 1fr; }
  h1 { font-size: 40px; }
  .hero { padding-top: 42px; }
  .section { padding: 48px 0; }
  .domain-pill { width: 100%; }
}