:root{
  --bg:#f7f6f2;
  --surface:#ffffff;
  --ink:#101827;
  --muted:#64748b;
  --line:#e7e1d8;
  --brand:#111827;
  --accent:#c5a66a;
  --accent-soft:#efe4cf;
  --radius:28px;
  --shadow:0 22px 60px rgba(15,23,42,.08);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Segoe UI,sans-serif;background:var(--bg);color:var(--ink);line-height:1.72;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--brand);color:white;padding:10px 14px;border-radius:12px;z-index:99}.skip-link:focus{left:12px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,246,242,.86);backdrop-filter:blur(20px);border-bottom:1px solid rgba(231,225,216,.8)}
.navbar{display:flex;align-items:center;justify-content:space-between;gap:26px;padding:18px 0}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.02em}.brand img{width:112px;height:auto}.brand span{font-size:14px;color:var(--muted);font-weight:600}.navlinks{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.navlinks a{padding:10px 14px;border-radius:999px;color:#334155;font-size:15px;transition:.25s ease}.navlinks a:hover,.navlinks a.active{background:#111827;color:white;transform:translateY(-1px)}
.domain-pill{font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:8px 12px;background:rgba(255,255,255,.55)}
.search-strip{padding:0 0 18px}.search-box{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px;box-shadow:0 12px 35px rgba(15,23,42,.04)}.search-box input{flex:1;border:0;outline:0;background:transparent;font-size:15px;padding:11px 14px;min-width:0}.search-box button,.btn{border:0;background:var(--brand);color:white;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;white-space:nowrap}.search-box button:hover,.btn:hover{transform:translateY(-2px);box-shadow:0 16px 35px rgba(15,23,42,.16)}.search-hint{font-size:13px;color:var(--muted);padding:8px 16px 0;min-height:24px}
.hero{padding:86px 0 52px}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:58px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;background:var(--accent-soft);border-radius:999px;color:#7a5b20;font-weight:700;font-size:13px}.eyebrow::before{content:"";width:7px;height:7px;background:var(--accent);border-radius:50%}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.05;letter-spacing:-.06em;margin:18px 0 18px}.lead{font-size:clamp(18px,2.2vw,22px);color:#475569;margin:0 0 30px;max-width:720px}.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.ghost{border:1px solid var(--line);background:rgba(255,255,255,.62);color:var(--ink)}.hero-note{color:var(--muted);font-size:14px}.hero-card{position:relative;background:linear-gradient(145deg,#fff,#f0e8da);border:1px solid var(--line);border-radius:42px;padding:16px;box-shadow:var(--shadow);overflow:hidden}.hero-card::after{content:"";position:absolute;inset:auto -80px -80px auto;width:220px;height:220px;background:rgba(197,166,106,.2);border-radius:50%;filter:blur(6px)}.hero-card img{border-radius:30px;aspect-ratio:16/10;object-fit:cover}.floating-stat{position:absolute;left:34px;bottom:34px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.8);border-radius:22px;padding:14px 18px;box-shadow:0 12px 40px rgba(15,23,42,.14)}.floating-stat strong{display:block;font-size:22px}.floating-stat span{font-size:13px;color:var(--muted)}
.section{padding:52px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.section h2,.page-title{font-size:clamp(30px,4vw,48px);line-height:1.1;letter-spacing:-.04em;margin:0}.section p.section-desc{margin:8px 0 0;color:var(--muted);max-width:680px}.minimal-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:0 20px 60px rgba(15,23,42,.05)}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.video-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:0 18px 48px rgba(15,23,42,.06);transition:.28s ease}.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.video-thumb{position:relative;overflow:hidden}.video-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:.5s ease}.video-card:hover img{transform:scale(1.04)}.play-button{position:absolute;inset:0;margin:auto;width:66px;height:66px;border-radius:50%;border:1px solid rgba(255,255,255,.72);background:rgba(17,24,39,.72);color:white;display:grid;place-items:center;opacity:0;transform:scale(.92);transition:.25s ease}.video-card:hover .play-button,.video-card:focus-within .play-button{opacity:1;transform:scale(1)}.play-button::before{content:"▶";font-size:24px;margin-left:4px}.video-body{padding:20px}.video-body h3{font-size:20px;line-height:1.35;margin:0 0 10px;letter-spacing:-.02em}.video-body p{color:var(--muted);margin:0 0 14px;font-size:15px}.tags{display:flex;gap:8px;flex-wrap:wrap}.tag{background:#f1eee7;color:#6f5b34;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}.meta-row{display:flex;gap:12px;flex-wrap:wrap;color:#64748b;font-size:13px;margin-top:14px}.meta-row span::before{content:"•";margin-right:7px;color:var(--accent)}
.board-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.board-card{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:26px;padding:24px;transition:.25s ease}.board-card:hover{background:#fff;transform:translateY(-4px);box-shadow:0 18px 44px rgba(15,23,42,.07)}.board-card h3{margin:0 0 9px;font-size:21px}.board-card p{margin:0;color:var(--muted);font-size:15px}.board-card .count{display:inline-block;margin-top:18px;color:#8a6a2e;font-weight:800;font-size:13px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{background:#111827;color:#fff;border-radius:26px;padding:26px}.stat strong{font-size:34px;display:block;letter-spacing:-.03em}.stat span{color:#cbd5e1;font-size:14px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review{background:var(--surface);border:1px solid var(--line);border-radius:26px;padding:24px}.review p{color:#475569;margin:0 0 18px}.review strong{display:block}.review span{font-size:13px;color:var(--muted)}
.faq-list{display:grid;gap:12px}.faq-list details{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:18px 20px}.faq-list summary{cursor:pointer;font-weight:800;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list details p{margin:12px 0 0;color:var(--muted)}
.join-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px}.join-form{display:grid;gap:12px}.join-form input,.join-form textarea{width:100%;border:1px solid var(--line);border-radius:18px;padding:14px 16px;font:inherit;background:#fff;outline:0}.join-form textarea{min-height:120px;resize:vertical}.form-status{font-size:14px;color:#64748b;min-height:24px}.share-row{display:flex;gap:10px;flex-wrap:wrap}.share-button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 14px;font-weight:700;color:#334155;cursor:pointer}
.page-hero{padding:66px 0 36px}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}.content-list{display:grid;gap:16px}.content-item{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:24px}.content-item h2,.content-item h3{margin:0 0 8px;letter-spacing:-.02em}.content-item p{margin:0;color:var(--muted)}.rank-table{width:100%;border-collapse:separate;border-spacing:0 10px}.rank-table th{text-align:left;font-size:13px;color:var(--muted);font-weight:800}.rank-table td{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px}.rank-table td:first-child{border-left:1px solid var(--line);border-radius:18px 0 0 18px}.rank-table td:last-child{border-right:1px solid var(--line);border-radius:0 18px 18px 0}.notice{background:#fffbeb;border:1px solid #fde68a;color:#7c5b09;border-radius:20px;padding:18px}
.site-footer{margin-top:70px;border-top:1px solid var(--line);background:#101827;color:#e5e7eb}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;padding:44px 0}.footer-logo{width:112px;margin-bottom:16px}.site-footer p,.site-footer a{color:#cbd5e1}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;color:#94a3b8;font-size:14px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.fade-up{opacity:0;transform:translateY(18px);transition:.6s ease}.fade-up.is-visible{opacity:1;transform:none}
@media (max-width: 920px){.navbar{align-items:flex-start;flex-direction:column}.hero-grid,.join-grid{grid-template-columns:1fr}.video-grid,.board-grid,.review-grid{grid-template-columns:1fr 1fr}.stats{grid-template-columns:1fr 1fr}.section-head{align-items:flex-start;flex-direction:column}.domain-pill{display:none}}
@media (max-width: 640px){.container{width:min(100% - 24px,var(--max))}.hero{padding:50px 0 30px}.navlinks{width:100%;overflow:auto;flex-wrap:nowrap;padding-bottom:4px}.search-box{border-radius:24px;align-items:stretch;flex-direction:column}.search-box button{width:100%}.video-grid,.board-grid,.review-grid,.stats,.footer-grid{grid-template-columns:1fr}.minimal-panel{padding:24px}.hero-card{border-radius:28px}.floating-stat{position:static;margin-top:12px}.footer-bottom{display:block}}