:root{
  --bg:#f7f3ec;
  --panel:#fffaf2;
  --card:#ffffff;
  --text:#222831;
  --muted:#65717d;
  --line:#eadfce;
  --brand:#b85b39;
  --brand-dark:#793822;
  --accent:#315b5b;
  --soft:#f1e2ce;
  --radius:22px;
  --shadow:0 18px 50px rgba(64,44,24,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  background:linear-gradient(180deg,#fbf7ef 0%,#f7f3ec 42%,#ffffff 100%);
  color:var(--text);
  line-height:1.75;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1180px,92vw);margin:0 auto}
.skip-link{position:absolute;left:-999px;top:8px;background:#111;color:#fff;padding:8px 12px;border-radius:8px;z-index:999}
.skip-link:focus{left:12px}
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,250,242,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:16px 0 12px}
.brand-logo{display:flex;align-items:center;gap:11px;font-weight:900;letter-spacing:.02em;color:var(--brand-dark)}
.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),#e3a45c);display:grid;place-items:center;color:#fff;box-shadow:0 10px 24px rgba(184,91,57,.23);font-size:18px}
.brand-text{font-size:21px}
.nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.nav a{padding:9px 12px;border-radius:999px;color:#45505b;font-size:14px}
.nav a:hover,.nav a.active{background:#fff;border:1px solid var(--line);color:var(--brand-dark)}
.search-bar{border-top:1px solid var(--line);padding:12px 0}
.search-form{display:flex;gap:10px}
.search-form input{flex:1;border:1px solid var(--line);border-radius:999px;padding:12px 17px;background:#fff;color:var(--text);outline:none}
.search-form button,.btn{border:0;border-radius:999px;padding:12px 18px;background:var(--brand);color:#fff;font-weight:800;cursor:pointer;box-shadow:0 10px 20px rgba(184,91,57,.20)}
.btn.secondary{background:#fff;color:var(--brand-dark);border:1px solid var(--line);box-shadow:none}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid rgba(49,91,91,.24);box-shadow:none}
.search-note{margin:8px 0 0;color:var(--muted);font-size:13px;min-height:20px}
.hero{padding:74px 0 54px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(360px,.94fr);gap:36px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid var(--line);background:#fff;border-radius:999px;color:var(--brand-dark);font-weight:800;font-size:14px}
h1,h2,h3,h4,h5,h6{line-height:1.28;margin:0 0 16px;color:#1f262d}
h1{font-size:clamp(36px,5vw,64px);letter-spacing:-.04em}
h2{font-size:clamp(28px,3vw,42px);letter-spacing:-.02em}
h3{font-size:22px}
.lead{font-size:18px;color:#4f5b66;margin:0 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
.stat{background:#fff;border:1px solid var(--line);border-radius:18px;padding:15px}
.stat strong{display:block;font-size:24px;color:var(--brand-dark)}
.stat span{color:var(--muted);font-size:13px}
.visual-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:16px;box-shadow:var(--shadow)}
.visual-card figure{margin:0}
.visual-card img{border-radius:22px}
.caption{font-size:13px;color:var(--muted);margin:11px 4px 2px}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 10px;font-size:13px;color:#53606b}
.section{padding:66px 0}
.section.alt{background:linear-gradient(180deg,#fff 0%,#fbf7ef 100%)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head p{color:var(--muted);max-width:680px;margin:0}
.grid{display:grid;gap:18px}
.grid.three{grid-template-columns:repeat(3,1fr)}
.grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 10px 32px rgba(64,44,24,.06)}
.card .icon{width:44px;height:44px;border-radius:15px;background:var(--soft);display:grid;place-items:center;color:var(--brand-dark);font-weight:900;margin-bottom:12px}
.card p{color:var(--muted);margin:0}
.card ul{padding-left:18px;color:var(--muted)}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{background:#f7efe5;border:1px solid #eadfce;color:#6c4a36;border-radius:999px;font-size:12px;padding:4px 8px}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.video-card{position:relative;overflow:hidden;background:#111;border-radius:24px;min-height:265px;border:1px solid var(--line);box-shadow:var(--shadow)}
.video-card img,.video-card video{width:100%;height:100%;min-height:265px;object-fit:cover;opacity:.86;transition:transform .35s ease,opacity .35s ease}
.video-card:hover img,.video-card:hover video{transform:scale(1.04);opacity:.62}
.video-play{position:absolute;inset:0;display:grid;place-items:center;opacity:0;transition:opacity .25s ease;background:linear-gradient(180deg,rgba(0,0,0,.03),rgba(0,0,0,.48))}
.video-card:hover .video-play,.video-card:focus-within .video-play{opacity:1}
.play-button{width:72px;height:72px;border-radius:50%;border:2px solid rgba(255,255,255,.85);background:rgba(255,255,255,.2);display:grid;place-items:center;color:#fff;font-size:28px;backdrop-filter:blur(6px)}
.video-info{position:absolute;left:16px;right:16px;bottom:16px;color:#fff;z-index:2}
.video-info h3{color:#fff;margin-bottom:8px}
.video-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.88)}
.timeline{display:grid;gap:14px}
.timeline-item{display:grid;grid-template-columns:110px 1fr;gap:18px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px}
.timeline-item .date,.timeline-item .step{color:var(--brand-dark);font-weight:900}
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}
.faq-item summary{cursor:pointer;font-weight:900;color:#26313a}
.faq-item p{color:var(--muted);margin:12px 0 0}
.review{display:flex;flex-direction:column;gap:12px}
.review .score{font-weight:900;color:var(--brand-dark)}
.contact-panel{display:grid;grid-template-columns:1fr .9fr;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:32px;padding:28px;box-shadow:var(--shadow)}
.contact-list{display:grid;gap:10px}
.contact-item{padding:14px;border:1px solid var(--line);border-radius:16px;background:#fffaf2}
.contact-item strong{display:block;color:#26313a}
.breadcrumb{font-size:14px;color:var(--muted);margin:26px 0 0}
.breadcrumb a{color:var(--brand-dark);font-weight:800}
.page-hero{padding:52px 0 34px}
.article{background:#fff;border:1px solid var(--line);border-radius:30px;padding:30px;box-shadow:var(--shadow)}
.article p{color:#4f5b66}
.site-footer{background:#20262d;color:#e8edf2;margin-top:72px;padding:42px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:28px;align-items:start}
.site-footer .brand-logo{color:#fff}
.site-footer p,.site-footer a,.site-footer li{color:#c7d0d8}
.footer-list{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;color:#c7d0d8;font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.notice{padding:14px 16px;background:#fff8e8;border:1px solid #eadfce;border-radius:16px;color:#6e573d}
.share-row{display:flex;gap:10px;flex-wrap:wrap}
@media (max-width: 920px){
  .hero-grid,.contact-panel,.footer-grid{grid-template-columns:1fr}
  .grid.three,.video-grid{grid-template-columns:1fr 1fr}
  .section-head{display:block}
}
@media (max-width: 640px){
  .header-row{align-items:flex-start;flex-direction:column}
  .nav{justify-content:flex-start}
  .search-form{flex-direction:column}
  .grid.three,.grid.two,.video-grid,.stats{grid-template-columns:1fr}
  .timeline-item{grid-template-columns:1fr}
  .hero{padding-top:44px}
  .section{padding:44px 0}
}