:root{
  --bg:#f7f3ea;
  --surface:#fffdf8;
  --ink:#17140f;
  --muted:#6f6a60;
  --line:rgba(23,20,15,.1);
  --soft:rgba(255,255,255,.66);
  --accent:#b58a54;
  --accent-dark:#6f4b2a;
  --shadow:0 24px 70px rgba(34,26,16,.10);
  --radius:28px;
  --radius-sm:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.7;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input{font:inherit}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}
.narrow{width:min(840px,calc(100% - 40px))}
.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:sticky;top:0;z-index:30;background:rgba(247,243,234,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.header-inner{height:78px;display:flex;align-items:center;gap:24px;justify-content:space-between}
.brand-mark{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.05em}
.brand-mark img{border-radius:16px;box-shadow:0 10px 26px rgba(111,75,42,.12)}
.nav{display:flex;gap:8px;align-items:center;overflow-x:auto;white-space:nowrap}
.nav a{padding:10px 14px;border-radius:999px;color:var(--muted);font-size:15px;transition:.2s ease}
.nav a:hover,.nav a.active{background:var(--surface);color:var(--ink);box-shadow:0 10px 30px rgba(30,24,18,.08)}
.header-cta,.primary-btn,.ghost-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:12px 18px;font-weight:700;transition:.22s ease;border:1px solid var(--line)}
.header-cta,.primary-btn{background:var(--ink);color:#fff;box-shadow:0 16px 40px rgba(23,20,15,.18)}
.header-cta:hover,.primary-btn:hover{transform:translateY(-2px);background:#2a241b}
.ghost-btn{background:var(--surface);color:var(--ink)}
.ghost-btn:hover{transform:translateY(-2px);border-color:rgba(181,138,84,.45)}
.search-shell{padding:0 0 18px}
.search-form{display:flex;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px;box-shadow:0 12px 38px rgba(34,26,16,.06)}
.search-form input{flex:1;border:0;outline:0;background:transparent;padding:10px 16px;min-width:0;color:var(--ink)}
.search-form button{border:0;border-radius:999px;padding:10px 18px;background:var(--accent-dark);color:#fff;cursor:pointer}
.search-hint{margin:8px 16px 0;color:var(--muted);font-size:13px}
.hero{padding:78px 0 64px;background:radial-gradient(circle at 20% 10%,rgba(181,138,84,.18),transparent 34%),radial-gradient(circle at 80% 10%,rgba(255,255,255,.7),transparent 36%)}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:54px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:13px;color:var(--accent-dark);font-weight:800;margin:0 0 14px}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,6vw,74px);line-height:1.04;letter-spacing:-.06em;margin-bottom:24px}
h2{font-size:clamp(28px,4vw,46px);line-height:1.1;letter-spacing:-.04em;margin-bottom:16px}
h3{font-size:22px;line-height:1.25;letter-spacing:-.02em;margin-bottom:10px}
.hero-lead{font-size:18px;color:var(--muted);max-width:680px;margin-bottom:28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:34px}
.trust-row{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted)}
.trust-row span{background:rgba(255,255,255,.55);border:1px solid var(--line);border-radius:999px;padding:10px 14px}
.trust-row strong{color:var(--ink);margin-right:6px}
.hero-media{position:relative;margin:0;border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.8)}
.hero-media img{aspect-ratio:1.25/1;object-fit:cover}
.hero-media figcaption,.video-card figcaption{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.floating-play,.play-badge{position:absolute;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.9);color:var(--ink);border:1px solid var(--line);box-shadow:0 16px 45px rgba(23,20,15,.18)}
.floating-play{right:28px;bottom:28px;width:72px;height:72px;border-radius:50%;font-size:24px;cursor:pointer;backdrop-filter:blur(10px)}
.section{padding:72px 0}
.soft-section{background:rgba(255,253,248,.45);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.split{display:grid;grid-template-columns:.82fr 1.18fr;gap:52px;align-items:start}
.split p{color:var(--muted);font-size:18px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head a{color:var(--accent-dark);font-weight:800}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.video-card{border:1px solid var(--line);background:rgba(255,253,248,.8);border-radius:var(--radius-sm);overflow:hidden;box-shadow:0 12px 40px rgba(34,26,16,.06);transition:.25s ease}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.video-card figure{position:relative;margin:0;background:#ede5d8;overflow:hidden}
.video-card img{aspect-ratio:16/10;object-fit:cover;transition:.35s ease}
.video-card:hover img{transform:scale(1.04)}
.play-badge{left:50%;top:50%;transform:translate(-50%,-44%) scale(.92);width:78px;height:78px;border-radius:50%;font-weight:800;opacity:0;transition:.22s ease;backdrop-filter:blur(12px)}
.video-card:hover .play-badge,.video-card.is-active .play-badge{opacity:1;transform:translate(-50%,-50%) scale(1)}
.card-body{padding:20px}
.tag{display:inline-flex;border-radius:999px;background:rgba(181,138,84,.12);color:var(--accent-dark);padding:5px 10px;font-size:13px;font-weight:800;margin-bottom:12px}
.card-body p,.board-card p,.review-card p,.content-panel p{color:var(--muted)}
.metric-row{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-top:18px}
.metric-row span{border-top:1px solid var(--line);padding-top:8px}
.board-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.board-card,.review-card,.content-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:26px;box-shadow:0 12px 40px rgba(34,26,16,.05)}
.board-card>span{font-size:13px;font-weight:800;color:var(--accent-dark);letter-spacing:.08em}
.board-card h3 a:hover{color:var(--accent-dark)}
.stats-panel{border-radius:var(--radius);background:var(--ink);color:#fff;padding:38px;display:grid;grid-template-columns:.75fr 1.25fr;gap:30px;box-shadow:var(--shadow)}
.stats-panel .eyebrow{color:#dfc39b}
.stats-panel dl{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:0}
.stats-panel div{border-left:1px solid rgba(255,255,255,.16);padding-left:18px}
.stats-panel dt{color:rgba(255,255,255,.65)}
.stats-panel dd{font-size:34px;font-weight:900;margin:4px 0 0;letter-spacing:-.04em}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card strong{display:block;margin-top:18px}.review-card span{color:var(--muted);font-size:14px}
.faq-list{display:grid;gap:12px;margin-top:24px}
details{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px 20px}
summary{cursor:pointer;font-weight:800;list-style:none}summary::-webkit-details-marker{display:none}
details p{color:var(--muted);margin:12px 0 0}
.join-panel{background:linear-gradient(135deg,#221c14,#5e4126);color:#fff;border-radius:var(--radius);padding:42px;display:grid;grid-template-columns:1fr .85fr;gap:42px;box-shadow:var(--shadow)}
.join-panel .eyebrow{color:#ecd7b5}.join-panel p{color:rgba(255,255,255,.72)}
.join-form{display:grid;gap:10px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.15);border-radius:22px;padding:24px}
.join-form input{border:0;border-radius:14px;padding:13px;background:rgba(255,255,255,.93);outline:0}.join-form button{border:0;border-radius:999px;padding:13px;background:#fff;color:var(--ink);font-weight:900;cursor:pointer}.form-note{font-size:13px;margin:0}
.share-row{display:flex;gap:12px;flex-wrap:wrap}.share-row button{border:1px solid var(--line);border-radius:999px;background:var(--surface);padding:12px 16px;cursor:pointer;transition:.2s ease}.share-row button:hover{transform:translateY(-2px);border-color:rgba(181,138,84,.45)}
.sub-hero{padding:80px 0;background:radial-gradient(circle at 72% 12%,rgba(181,138,84,.16),transparent 28%)}
.sub-hero p{color:var(--muted);font-size:18px}
.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.panel-index{font-size:13px;color:var(--accent-dark);font-weight:900;letter-spacing:.14em}
.mini-links{display:grid;gap:12px}.mini-links a{display:grid;gap:4px;padding:18px;border-radius:18px;border:1px solid var(--line);background:var(--surface);transition:.22s ease}.mini-links a:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(34,26,16,.08)}.mini-links span{color:var(--muted)}
.site-footer{padding:56px 0 22px;background:#14110d;color:#fff}.site-footer p,.site-footer a,.footer-bottom{color:rgba(255,255,255,.7)}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:38px}.site-footer h2{font-size:18px;letter-spacing:0;margin-bottom:12px}.site-footer a{display:block;margin:8px 0}.footer-logo{color:#fff}.tag-cloud{display:flex;gap:8px;flex-wrap:wrap}.tag-cloud span{border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:6px 10px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:20px;font-size:13px}
@media (max-width: 980px){.header-inner{height:auto;padding:16px 0;align-items:flex-start;flex-direction:column}.header-cta{display:none}.hero-grid,.split,.stats-panel,.join-panel,.footer-grid{grid-template-columns:1fr}.video-grid,.board-grid,.review-grid,.content-grid{grid-template-columns:repeat(2,1fr)}.stats-panel dl{grid-template-columns:repeat(2,1fr)}}
@media (max-width: 640px){.container,.narrow{width:min(100% - 28px,1160px)}.nav{width:100%;padding-bottom:4px}.hero{padding:44px 0}.section{padding:48px 0}.video-grid,.board-grid,.review-grid,.content-grid{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.search-form{border-radius:22px;flex-direction:column}.search-form button{width:100%}.trust-row span{width:100%}.stats-panel{padding:26px}.stats-panel dl{grid-template-columns:1fr}.floating-play{width:60px;height:60px}.play-badge{opacity:1;width:64px;height:64px}.join-panel{padding:28px}h1{letter-spacing:-.04em}}
@media (prefers-reduced-motion: reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}