:root{
  --bg:#f8f1e7;
  --paper:#fffaf2;
  --paper-2:#f0e2cf;
  --ink:#4f3f31;
  --muted:#7c6857;
  --accent:#bd8f62;
  --accent-2:#6f846d;
  --line:#e4d3bd;
  --shadow:0 24px 70px rgba(86,62,40,.12);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;
  color:var(--ink);
  background:linear-gradient(180deg,#fbf6ee 0%,var(--bg) 42%,#f4e7d8 100%);
  line-height:1.75;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.wrapper{width:min(1160px,92vw);margin:0 auto}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:8px;z-index:50}
.skip-link:focus{left:10px}
.site-header{position:sticky;top:0;z-index:40;background:rgba(248,241,231,.84);backdrop-filter:blur(16px);border-bottom:1px solid rgba(199,168,132,.35)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0}
.logo-link{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--ink)}
.logo-link img{width:148px;height:auto}
.nav{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.nav a{padding:10px 14px;border-radius:999px;color:var(--muted);font-weight:650;font-size:15px}
.nav a:hover,.nav a.is-active{background:#fff3e1;color:var(--ink)}
.mobile-menu{display:none;border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:9px 12px;color:var(--ink)}
.search-strip{border-top:1px solid rgba(199,168,132,.24);padding:12px 0 16px;background:rgba(255,250,242,.48)}
.search-form{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}
.search-form label{position:absolute;left:-999px}
.search-form input{width:100%;border:1px solid var(--line);border-radius:999px;background:#fffaf3;padding:14px 18px;color:var(--ink);font-size:16px;outline:none}
.search-form button,.btn{border:0;border-radius:999px;background:var(--ink);color:#fff;padding:13px 20px;font-weight:750;cursor:pointer;box-shadow:0 10px 24px rgba(79,63,49,.15)}
.search-note{grid-column:1/-1;color:var(--muted);font-size:14px;min-height:24px;margin:0}
.hero{padding:72px 0 54px}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--accent-2);font-weight:750;letter-spacing:.04em;margin-bottom:16px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--accent-2)}
h1,h2,h3,h4,h5,h6{line-height:1.2;margin:0;color:var(--ink)}
h1{font-size:clamp(36px,6vw,70px);letter-spacing:-.04em}
h2{font-size:clamp(28px,4vw,44px);letter-spacing:-.03em}
h3{font-size:24px}
h4{font-size:20px}
h5{font-size:17px}
h6{font-size:15px;color:var(--muted)}
.lead{font-size:clamp(17px,2vw,21px);color:var(--muted);margin:22px 0 28px;max-width:760px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-bottom:24px}
.btn.secondary{background:#fff6e7;color:var(--ink);border:1px solid var(--line);box-shadow:none}
.domain-pill{display:inline-flex;gap:8px;align-items:center;background:#fffaf2;border:1px solid var(--line);border-radius:999px;padding:10px 14px;color:var(--muted);font-size:14px}
.hero-card{background:rgba(255,250,242,.72);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.hero-card::after{content:"";position:absolute;inset:auto -80px -90px auto;width:220px;height:220px;background:rgba(189,143,98,.22);border-radius:50%;filter:blur(4px)}
.hero-card img{border-radius:22px;aspect-ratio:16/10;object-fit:cover}
.image-caption{font-size:13px;color:var(--muted);margin:12px 4px 2px}
.section{padding:64px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-head p{margin:12px 0 0;color:var(--muted);max-width:760px}
.section-date{font-size:14px;color:var(--muted);background:#fff8eb;border:1px solid var(--line);border-radius:999px;padding:8px 12px;white-space:nowrap}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:rgba(255,250,242,.76);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 14px 34px rgba(86,62,40,.07)}
.card p{color:var(--muted);margin:12px 0 0}
.card img{border-radius:22px;margin-bottom:16px;aspect-ratio:4/3;object-fit:cover}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{font-size:13px;color:#5e4a39;background:#f2dfc6;border:1px solid #e3c7a6;padding:6px 10px;border-radius:999px}
.video-card{padding:0;overflow:hidden;transition:transform .25s ease, box-shadow .25s ease}
.video-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.video-frame{position:relative;background:#31271f;aspect-ratio:16/9;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;cursor:pointer}
.video-frame video{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.94)}
.play-button{position:absolute;inset:0;display:grid;place-items:center;background:rgba(42,31,23,.08);opacity:.08;transition:opacity .25s ease}
.video-card:hover .play-button,.video-frame:focus-within .play-button{opacity:1;background:rgba(42,31,23,.20)}
.play-button span{width:76px;height:76px;border-radius:50%;background:rgba(255,250,242,.88);display:grid;place-items:center;color:var(--accent);font-size:30px;box-shadow:0 16px 38px rgba(0,0,0,.18)}
.video-body{padding:22px}
.video-body p{color:var(--muted);margin:10px 0 0}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px;border-top:1px solid var(--line);padding-top:14px;color:var(--muted);font-size:14px}
.stats strong{display:block;color:var(--ink);font-size:17px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{padding:24px;border-radius:26px;background:linear-gradient(145deg,#fffaf2,#f0dfc9);border:1px solid var(--line)}
.metric strong{display:block;font-size:32px;line-height:1.1}
.quote{position:relative;padding-left:22px}
.quote::before{content:"“";position:absolute;left:0;top:-10px;font-size:44px;color:var(--accent);opacity:.55}
.faq details{background:rgba(255,250,242,.75);border:1px solid var(--line);border-radius:20px;padding:16px 18px}
.faq details+details{margin-top:12px}
.faq summary{cursor:pointer;font-weight:800;color:var(--ink)}
.faq p{margin:10px 0 0;color:var(--muted)}
.contact-panel{display:grid;grid-template-columns:1fr 1fr;gap:24px;background:rgba(255,250,242,.75);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.form-demo{display:grid;gap:12px}
.form-demo input,.form-demo textarea{border:1px solid var(--line);border-radius:16px;background:#fffaf3;padding:13px 14px;font:inherit;color:var(--ink)}
.form-demo textarea{min-height:120px;resize:vertical}
.site-footer{padding:48px 0 34px;border-top:1px solid rgba(199,168,132,.35);background:rgba(244,231,216,.62)}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:26px;align-items:start}
.footer-logo{width:150px;margin-bottom:12px}
.footer-links{display:grid;gap:8px;color:var(--muted)}
.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:white;padding:12px 18px;border-radius:999px;opacity:0;pointer-events:none;transition:all .25s ease;z-index:90}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.page-hero{padding:58px 0 28px}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:16px}
.notice{background:#fff8eb;border:1px solid var(--line);border-radius:20px;padding:16px 18px;color:var(--muted)}
.share-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.share-row button{border:1px solid var(--line);background:#fffaf2;border-radius:999px;padding:10px 14px;color:var(--ink);cursor:pointer;font-weight:700}
@media (max-width:900px){
  .header-inner{align-items:flex-start}.mobile-menu{display:inline-flex}.nav{display:none;width:100%;flex-direction:column;align-items:stretch}.nav.open{display:flex}.header-inner{flex-wrap:wrap}.nav a{background:#fff8eb}.hero-grid,.contact-panel,.footer-grid{grid-template-columns:1fr}.grid-3,.grid-4,.metrics{grid-template-columns:repeat(2,1fr)}.section-head{display:block}.section-date{display:inline-flex;margin-top:12px}
}
@media (max-width:620px){
  .hero{padding-top:46px}.grid-3,.grid-4,.metrics{grid-template-columns:1fr}.search-form{grid-template-columns:1fr}.search-form button{width:100%}.stats{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.logo-link img{width:132px}
}