:root{
  --bg:#f7f5f0;
  --panel:#fffefa;
  --ink:#1b1b1f;
  --muted:#6f6b63;
  --line:#e8e1d7;
  --soft:#eee8dc;
  --accent:#111827;
  --accent-2:#c6a767;
  --radius:28px;
  --shadow:0 24px 70px rgba(24,24,27,.08);
}
*{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:1.72;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.narrow{width:min(860px,calc(100% - 40px))}
.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:10;background:rgba(247,245,240,.86);backdrop-filter:blur(18px);border-bottom:1px solid rgba(232,225,215,.82)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand-logo{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.02em}.brand-logo img{border-radius:14px}.main-nav{display:flex;gap:6px;align-items:center;overflow-x:auto}.main-nav a{padding:10px 14px;border-radius:999px;color:var(--muted);font-size:15px;white-space:nowrap}.main-nav a:hover,.main-nav .is-active{background:var(--panel);color:var(--ink);box-shadow:0 8px 26px rgba(0,0,0,.05)}
.search-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding-bottom:18px}.search-row input{width:100%;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:15px 18px;font-size:15px;outline:none}.search-row input:focus{border-color:var(--accent-2);box-shadow:0 0 0 4px rgba(198,167,103,.16)}.search-row button{border:0;border-radius:999px;background:var(--ink);color:#fff;padding:15px 24px;cursor:pointer}.search-note{grid-column:1/-1;margin:0;color:var(--muted);font-size:13px;min-height:20px}
.hero-section{padding:92px 0 70px}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}.eyebrow{margin:0 0 12px;color:var(--accent-2);font-weight:800;letter-spacing:.16em;text-transform:uppercase;font-size:13px}.hero-copy h1,.page-hero h1{font-size:clamp(42px,7vw,78px);line-height:1.04;margin:0 0 24px;letter-spacing:-.055em}.hero-text,.page-hero p,.intro-section p{font-size:18px;color:var(--muted);margin:0 0 28px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 22px;border:1px solid var(--line);font-weight:700;cursor:pointer}.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.btn.ghost{background:rgba(255,255,255,.55);color:var(--ink)}.domain-pill{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.68);border:1px solid var(--line);border-radius:999px;padding:10px 14px;color:var(--muted);font-size:14px}.hero-card{position:relative;overflow:hidden;background:linear-gradient(145deg,#fffefa,#ece2d2);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin:0}.hero-card img{border-radius:22px}.hero-card figcaption{margin:14px 4px 2px;color:var(--muted);font-size:14px}.play-dot{position:absolute;right:34px;bottom:60px;width:68px;height:68px;border-radius:50%;background:rgba(27,27,31,.88);box-shadow:0 18px 42px rgba(0,0,0,.18)}.play-dot:after{content:"";position:absolute;left:28px;top:22px;border-left:16px solid #fff;border-top:11px solid transparent;border-bottom:11px solid transparent}
.section{padding:72px 0}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}.section-head h2,.intro-section h2,.join-card h2{font-size:clamp(30px,4.5vw,52px);line-height:1.12;margin:0;letter-spacing:-.04em}.text-link{font-weight:800;color:var(--accent);border-bottom:1px solid currentColor}.video-grid,.board-grid,.review-grid,.column-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.video-card,.board-card,.review-card,.column-card,.profile-panel,.rule-grid article,.story-grid article,.timeline article{background:rgba(255,254,250,.78);border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 10px 40px rgba(24,24,27,.04);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}.video-card:hover,.board-card:hover,.review-card:hover,.column-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d8c9ab}.video-thumb{position:relative;aspect-ratio:16/10;background:var(--soft);overflow:hidden}.mock-video{width:100%;height:100%;object-fit:cover;background:var(--soft)}.play-overlay{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.92);opacity:0;background:rgba(27,27,31,.88);color:#fff;border-radius:999px;padding:12px 18px;font-weight:800;transition:.25s ease}.video-card:hover .play-overlay{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-body{padding:18px}.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:#f0e5ce;color:#705a2e;font-size:12px;font-weight:800}.video-body h3,.video-body h2,.board-card h3,.board-card h2,.review-card h3,.column-card h3{font-size:19px;line-height:1.32;margin:12px 0 8px;letter-spacing:-.02em}.video-body p,.board-card p,.review-card p,.column-card p,.rule-grid p,.story-grid p,.timeline p{color:var(--muted);font-size:14px;margin:0}.metrics{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;color:#8a7752;font-size:12px;font-weight:700}.board-grid{grid-template-columns:repeat(3,1fr)}.board-card,.column-card{padding:24px}.board-card span{color:var(--accent-2);font-weight:900}.stats-section{padding:34px 0}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stats-grid div{background:var(--ink);color:#fff;border-radius:24px;padding:26px;text-align:center}.stats-grid strong{display:block;font-size:34px;line-height:1}.stats-grid span{color:#d7d1c7;font-size:14px}.review-grid{grid-template-columns:repeat(3,1fr)}.review-card{padding:24px}.review-card h3{margin-bottom:0}.review-card span{color:var(--accent-2);font-size:13px;font-weight:800}.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:18px 20px;margin:12px 0}.faq-item summary{cursor:pointer;font-weight:850}.faq-item p{color:var(--muted);margin:12px 0 0}.join-card{display:grid;grid-template-columns:1fr .8fr;gap:34px;align-items:center;background:linear-gradient(135deg,#1b1b1f,#3a352e);color:#fff;border-radius:34px;padding:42px;box-shadow:var(--shadow)}.join-card p{color:#d9d5cd}.join-form{display:grid;gap:12px}.join-form label{display:grid;gap:8px;color:#eee;font-weight:700}.join-form input{border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;border-radius:16px;padding:13px 14px;outline:none}.join-form input::placeholder{color:#bdb7ad}.column-grid{grid-template-columns:repeat(5,1fr)}.column-card small{display:block;margin-top:12px;color:#927747}.page-hero{padding:72px 0 34px}.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:24px}.page-video-grid{grid-template-columns:repeat(2,1fr)}.rule-grid,.story-grid,.timeline{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.rule-grid article,.story-grid article,.timeline article,.profile-panel{padding:28px}.timeline article span{display:inline-flex;color:var(--accent-2);font-weight:900;margin-bottom:8px}.site-footer{padding:64px 0 24px;background:#101114;color:#fff;margin-top:64px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:34px}.site-footer p,.site-footer a{color:#c8c5be}.site-footer a{display:block;margin:8px 0}.site-footer h2{font-size:16px;margin:0 0 10px}.copyright{display:flex;justify-content:space-between;gap:16px;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;margin-top:34px;color:#aaa;font-size:13px}
@media (max-width:980px){.hero-grid,.join-card,.footer-grid{grid-template-columns:1fr}.video-grid,.board-grid,.review-grid,.column-grid,.stats-grid,.rule-grid,.story-grid,.timeline,.page-video-grid{grid-template-columns:repeat(2,1fr)}.header-inner{height:auto;align-items:flex-start;flex-direction:column;padding:18px 0}.main-nav{width:100%}.section-head{align-items:flex-start;flex-direction:column}.hero-section{padding-top:52px}}
@media (max-width:640px){.container,.narrow{width:min(100% - 28px,1180px)}.search-row{grid-template-columns:1fr}.hero-copy h1,.page-hero h1{font-size:40px}.video-grid,.board-grid,.review-grid,.column-grid,.stats-grid,.rule-grid,.story-grid,.timeline,.page-video-grid{grid-template-columns:1fr}.join-card{padding:28px;border-radius:26px}.copyright{flex-direction:column}.section{padding:48px 0}.hero-section{padding-bottom:44px}.main-nav a{padding:9px 12px}}