:root {
  --bg: #f7f0e6;
  --paper: #fffaf2;
  --paper-deep: #efe2d0;
  --text: #3e3429;
  --muted: #7c6b58;
  --earth: #9d7657;
  --earth-dark: #6f5943;
  --sage: #788765;
  --line: rgba(82, 67, 53, 0.14);
  --shadow: 0 20px 60px rgba(76, 55, 37, 0.12);
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: radial-gradient(circle at top left, #fff7ec 0, var(--bg) 34%, #eee0cf 100%);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
.container { width: min(1180px, calc(100% - 36px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 10px; background: var(--text); color: #fff; padding: 8px 12px; border-radius: 12px; z-index: 99; }
.skip-link:focus { left: 16px; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247,240,230,0.88); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 82px; }
.logo { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .03em; }
.logo img { width: 96px; height: auto; border-radius: 18px; box-shadow: 0 10px 30px rgba(80,60,40,.08); }
.logo span { font-size: 1.08rem; }
.nav-links { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.nav-links a { padding: 9px 14px; border-radius: 999px; color: var(--muted); font-weight: 650; }
.nav-links a:hover, .nav-links a.active { background: var(--paper); color: var(--earth-dark); box-shadow: inset 0 0 0 1px var(--line); }
.search-bar { border-bottom: 1px solid var(--line); background: rgba(255,250,242,.55); }
.search-inner { display: flex; gap: 10px; align-items: center; padding: 14px 0; }
.search-inner label { font-weight: 700; color: var(--earth-dark); white-space: nowrap; }
.search-inner input { width: 100%; border: 1px solid var(--line); background: var(--paper); border-radius: 999px; padding: 12px 16px; font: inherit; color: var(--text); outline: none; }
.search-inner button, .btn { border: 0; background: var(--earth-dark); color: #fffaf2; padding: 12px 18px; border-radius: 999px; font-weight: 750; cursor: pointer; box-shadow: 0 14px 30px rgba(111, 89, 67, .18); white-space: nowrap; }
.btn.secondary { background: #fffaf2; color: var(--earth-dark); box-shadow: inset 0 0 0 1px var(--line); }
.search-hint { min-height: 24px; color: var(--sage); font-size: .95rem; margin: 0 0 12px 0; }
.hero { padding: 68px 0 58px; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 40px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,250,242,.68); color: var(--earth-dark); font-weight: 800; font-size: .92rem; }
h1, h2, h3, h4 { line-height: 1.18; color: var(--text); margin: 0 0 16px; }
h1 { font-size: clamp(2.4rem, 5vw, 5.4rem); letter-spacing: -0.055em; }
h2 { font-size: clamp(1.8rem, 3vw, 3.1rem); letter-spacing: -0.035em; }
h3 { font-size: 1.35rem; }
p { margin: 0 0 16px; color: var(--muted); }
.lead { font-size: clamp(1.06rem, 1.7vw, 1.28rem); max-width: 740px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-media { position: relative; }
.frame { position: relative; overflow: hidden; border-radius: 42px; box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.58); background: var(--paper); }
.frame figcaption, .image-desc { font-size: .9rem; color: var(--muted); margin-top: 10px; }
.floating-card { position: absolute; right: -12px; bottom: 24px; width: min(280px, 72%); padding: 18px; border-radius: 24px; background: rgba(255,250,242,.88); box-shadow: var(--shadow); border: 1px solid var(--line); }
.kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 34px; }
.kpi { background: rgba(255,250,242,.72); border: 1px solid var(--line); border-radius: 24px; padding: 18px; }
.kpi strong { display: block; font-size: clamp(1.35rem, 2.5vw, 2rem); color: var(--earth-dark); }
.kpi span { color: var(--muted); font-size: .93rem; }
section { padding: 66px 0; }
.section-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; margin-bottom: 28px; }
.section-head p { max-width: 720px; }
.updated { display: inline-flex; align-items: center; font-size: .9rem; color: var(--sage); background: rgba(255,250,242,.66); padding: 5px 10px; border-radius: 999px; border: 1px solid var(--line); white-space: nowrap; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card, .soft-panel { background: rgba(255,250,242,.78); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: 0 12px 36px rgba(76, 55, 37, 0.07); }
.card img { border-radius: 22px; aspect-ratio: 1.45 / 1; object-fit: cover; margin-bottom: 16px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 14px; }
.tag { font-size: .82rem; color: var(--earth-dark); background: #f2e1cd; border: 1px solid rgba(111,89,67,.12); padding: 4px 9px; border-radius: 999px; }
.metrics { display: flex; flex-wrap: wrap; gap: 10px; color: var(--sage); font-size: .9rem; margin-top: 12px; }
.video-card { position: relative; overflow: hidden; padding: 0; background: #201a15; border-radius: var(--radius); color: #fff; min-height: 330px; box-shadow: var(--shadow); }
.video-card .poster { width: 100%; height: 100%; min-height: 330px; object-fit: cover; opacity: .88; transition: transform .45s ease, opacity .45s ease; }
.video-card:hover .poster { transform: scale(1.035); opacity: .75; }
.video-card video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; }
.play-btn { position: absolute; inset: 50% auto auto 50%; transform: translate(-50%, -50%) scale(.92); width: 78px; height: 78px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,250,242,.91); color: var(--earth-dark); opacity: 0; transition: opacity .25s ease, transform .25s ease; box-shadow: 0 12px 34px rgba(0,0,0,.2); }
.play-btn::before { content: ''; display: block; margin-left: 5px; width: 0; height: 0; border-top: 14px solid transparent; border-bottom: 14px solid transparent; border-left: 21px solid currentColor; }
.video-card:hover .play-btn { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.video-info { position: absolute; left: 0; right: 0; bottom: 0; padding: 24px; background: linear-gradient(to top, rgba(37,29,22,.92), transparent); }
.video-info h3, .video-info p { color: #fffaf2; }
.two-col { display: grid; grid-template-columns: .9fr 1.1fr; gap: 26px; align-items: center; }
.story-list { display: grid; gap: 16px; }
.story-row { display: grid; grid-template-columns: 120px 1fr; gap: 18px; align-items: center; background: rgba(255,250,242,.72); border: 1px solid var(--line); border-radius: 24px; padding: 16px; }
.story-row img { border-radius: 18px; aspect-ratio: 1.2 / 1; object-fit: cover; }
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.quote { background: rgba(255,250,242,.72); border: 1px solid var(--line); border-radius: 24px; padding: 20px; }
.quote strong { display: block; margin-top: 12px; color: var(--earth-dark); }
.faq-list { display: grid; gap: 12px; }
details { background: rgba(255,250,242,.74); border: 1px solid var(--line); border-radius: 20px; padding: 16px 18px; }
summary { cursor: pointer; font-weight: 800; color: var(--earth-dark); }
.breadcrumb { padding: 22px 0 0; color: var(--muted); font-size: .94rem; }
.breadcrumb a { color: var(--earth-dark); font-weight: 700; }
.page-hero { padding: 44px 0 34px; }
.footer { margin-top: 48px; background: #45392e; color: #fff7ec; padding: 54px 0 30px; }
.footer p, .footer a { color: rgba(255,247,236,.78); }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 28px; }
.footer .logo img { width: 92px; }
.copyright { border-top: 1px solid rgba(255,255,255,.13); margin-top: 28px; padding-top: 20px; font-size: .92rem; }
.notice { padding: 14px 16px; border-radius: 20px; border: 1px solid var(--line); background: rgba(255,250,242,.7); color: var(--muted); }
form.contact-form { display: grid; gap: 14px; }
.contact-form input, .contact-form textarea { width: 100%; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); padding: 13px 14px; font: inherit; color: var(--text); }
.contact-form textarea { min-height: 130px; resize: vertical; }
@media (max-width: 900px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding: 14px 0; }
  .hero-grid, .two-col, .footer-grid { grid-template-columns: 1fr; }
  .card-grid, .quote-grid { grid-template-columns: 1fr 1fr; }
  .section-head { display: block; }
  .kpi-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 24px, 1180px); }
  .nav-links { width: 100%; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .search-inner { flex-direction: column; align-items: stretch; }
  .hero { padding-top: 44px; }
  .card-grid, .quote-grid { grid-template-columns: 1fr; }
  .story-row { grid-template-columns: 1fr; }
  .kpi-row { grid-template-columns: 1fr; }
  .floating-card { position: static; width: auto; margin-top: 14px; }
  h1 { font-size: 2.45rem; }
}