:root{
  --bg:#f6f3ec;
  --paper:#fffdf8;
  --ink:#1f2933;
  --muted:#6b7280;
  --line:#e7dfd0;
  --accent:#b8894a;
  --accent-dark:#7b5a31;
  --soft:#ebe4d6;
  --radius:28px;
  --shadow:0 24px 80px rgba(31,41,51,.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;
  color:var(--ink);
  background:var(--bg);
  line-height:1.75;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,textarea{font:inherit}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:sticky;top:0;z-index:20;background:rgba(246,243,236,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(231,223,208,.8)}
.header-inner{max-width:1180px;margin:0 auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.08em}
.logo-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:16px;color:#fff;background:linear-gradient(135deg,#1f2933,#7b5a31);box-shadow:0 14px 40px rgba(31,41,51,.18)}
.logo-text{font-size:20px}
.site-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.site-nav a{padding:10px 14px;border-radius:999px;color:#4b5563;font-size:15px;transition:background .25s,color .25s,transform .25s}
.site-nav a:hover{background:var(--soft);color:var(--ink);transform:translateY(-1px)}
.nav-toggle{display:none;border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:8px 14px;color:var(--ink)}
.search-band{max-width:1180px;margin:0 auto;padding:0 24px 18px;display:grid;gap:8px}
.search-form{display:flex;gap:10px;background:rgba(255,253,248,.82);border:1px solid var(--line);border-radius:999px;padding:8px;box-shadow:0 10px 40px rgba(31,41,51,.06)}
.search-form input{flex:1;min-width:0;border:0;background:transparent;padding:10px 16px;outline:0;color:var(--ink)}
.search-form button,.btn{border:0;border-radius:999px;background:var(--ink);color:#fff;padding:11px 20px;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.search-form button:hover,.btn:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(31,41,51,.18);background:#111827}
.btn.secondary{background:transparent;color:var(--ink);border:1px solid var(--line)}
.search-note{margin:0;color:var(--muted);font-size:13px;padding-left:14px}
.hero{position:relative;overflow:hidden;padding:92px 24px 70px}
.hero:before{content:"";position:absolute;inset:-20% -10% auto auto;width:650px;height:650px;border-radius:50%;background:radial-gradient(circle,rgba(184,137,74,.20),rgba(184,137,74,0) 65%);pointer-events:none}
.hero-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr .92fr;gap:58px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;color:var(--accent-dark);font-weight:700;letter-spacing:.12em;font-size:13px;text-transform:uppercase}
.kicker:before{content:"";width:34px;height:1px;background:var(--accent)}
h1,h2,h3{line-height:1.18;letter-spacing:-.02em;margin:0;color:var(--ink)}
h1{font-size:clamp(42px,7vw,84px);font-weight:850}
h2{font-size:clamp(30px,4vw,54px);font-weight:800}
h3{font-size:22px;font-weight:760}
p{margin:0;color:#4b5563}
.lead{font-size:clamp(17px,2.2vw,22px);margin:24px 0 32px;color:#374151;max-width:680px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:620px}
.stat{border:1px solid var(--line);background:rgba(255,253,248,.62);border-radius:22px;padding:18px}
.stat strong{display:block;font-size:24px;color:var(--ink)}
.stat span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
.hero-media,.image-card{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-media img,.image-card img{width:100%;aspect-ratio:1.2/1;object-fit:cover}
.media-caption{position:absolute;left:22px;right:22px;bottom:22px;padding:16px 18px;border-radius:20px;background:rgba(255,253,248,.88);backdrop-filter:blur(14px);font-size:14px;color:#4b5563}
.section{padding:84px 24px}
.section.alt{background:rgba(255,253,248,.45)}
.section-inner{max-width:1180px;margin:0 auto}
.section-head{display:grid;grid-template-columns:minmax(0,.85fr) minmax(260px,.5fr);gap:40px;align-items:end;margin-bottom:34px}
.section-head p{font-size:17px}
.grid{display:grid;gap:20px}
.grid.three{grid-template-columns:repeat(3,1fr)}
.grid.four{grid-template-columns:repeat(4,1fr)}
.card{background:rgba(255,253,248,.74);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 18px 60px rgba(31,41,51,.06);transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#dacbad}
.card .icon{width:46px;height:46px;border-radius:16px;background:var(--soft);display:grid;place-items:center;margin-bottom:20px;color:var(--accent-dark);font-weight:800}
.card p{margin-top:12px}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.badge{font-size:12px;border:1px solid var(--line);color:#5b6472;border-radius:999px;padding:5px 10px;background:#fffdf8}
.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.video-card{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--paper);border:1px solid var(--line);box-shadow:0 20px 65px rgba(31,41,51,.08);transition:transform .25s,box-shadow .25s}
.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.video-frame{position:relative;background:#111827;overflow:hidden}
.video-frame video,.video-frame img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block;filter:saturate(.96)}
.play-btn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.96);width:74px;height:74px;border-radius:50%;border:1px solid rgba(255,255,255,.72);background:rgba(255,253,248,.86);display:grid;place-items:center;opacity:0;transition:opacity .25s,transform .25s;box-shadow:0 14px 50px rgba(31,41,51,.25)}
.play-btn:before{content:"";margin-left:5px;border-left:18px solid var(--ink);border-top:12px solid transparent;border-bottom:12px solid transparent}
.video-card:hover .play-btn,.video-card:focus-within .play-btn{opacity:1;transform:translate(-50%,-50%) scale(1)}
.video-body{padding:22px}
.video-meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-top:14px}
.timeline{display:grid;gap:16px}
.timeline-item{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:22px;border:1px solid var(--line);border-radius:24px;background:rgba(255,253,248,.68)}
.timeline-item time{color:var(--accent-dark);font-weight:800}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(255,253,248,.72)}
.quote p{font-size:15px}.quote strong{display:block;margin-top:16px;color:var(--ink)}
.faq{display:grid;gap:12px;max-width:900px;margin:0 auto}
details{border:1px solid var(--line);background:rgba(255,253,248,.78);border-radius:22px;padding:18px 20px}
summary{cursor:pointer;font-weight:750;color:var(--ink);list-style:none}summary::-webkit-details-marker{display:none}
details p{margin-top:12px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start}
.contact-card{background:rgba(255,253,248,.74);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.form-grid{display:grid;gap:14px}.form-grid input,.form-grid textarea{width:100%;border:1px solid var(--line);border-radius:18px;background:#fffdf8;padding:14px 16px;outline:0;color:var(--ink)}.form-grid textarea{min-height:132px;resize:vertical}
.breadcrumb{max-width:1180px;margin:0 auto;padding:32px 24px 0;color:var(--muted);font-size:14px}.breadcrumb a{color:var(--accent-dark)}
.page-hero{padding:70px 24px}.page-hero-inner{max-width:960px;margin:0 auto;text-align:center}.page-hero p{font-size:18px;margin:22px auto 0;max-width:740px}
.article-list{display:grid;gap:18px}.article-card{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,248,.76);padding:18px}.article-card img{border-radius:22px;aspect-ratio:4/3;object-fit:cover}.article-card h2{font-size:26px}.article-card p{margin-top:10px}
.social-share{display:flex;gap:10px;flex-wrap:wrap}.share-btn{border:1px solid var(--line);background:#fffdf8;border-radius:999px;padding:10px 14px;color:#374151;cursor:pointer}.share-btn:hover{border-color:#d2b989;color:var(--ink)}
.site-footer{padding:64px 24px 28px;background:#202730;color:#edf0f2}.site-footer p,.site-footer a{color:#cbd5df}.footer-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:34px}.footer-grid h2{font-size:18px;color:#fff;margin-bottom:12px}.footer-grid a{display:block;margin-top:8px}.footer-logo{margin-bottom:18px}.site-footer .logo-mark{background:#fff;color:#202730}.site-footer .logo-text{color:#fff}.footer-bottom{max-width:1180px;margin:34px auto 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.notice{padding:14px 16px;border-radius:18px;background:#fff5de;border:1px solid #efd7a8;color:#745526;margin-top:16px}
@media (max-width:920px){
  .header-inner{align-items:flex-start}.nav-toggle{display:inline-flex}.site-nav{display:none;width:100%;padding-top:14px}.site-nav.is-open{display:flex}.header-inner{flex-wrap:wrap}.hero-grid,.section-head,.contact-grid{grid-template-columns:1fr}.grid.three,.grid.four,.quote-grid,.video-grid{grid-template-columns:1fr}.hero{padding-top:58px}.hero-stats{grid-template-columns:1fr 1fr}.article-card{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .header-inner,.search-band,.hero,.section,.page-hero{padding-left:18px;padding-right:18px}.search-form{border-radius:24px;flex-direction:column}.search-form button{width:100%}.hero-stats{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr}.card,.quote,.contact-card{padding:22px}h1{font-size:40px}
}