:root{--bg:#f7f5ef;--panel:#fffdf8;--ink:#171717;--muted:#73716b;--line:rgba(23,23,23,.1);--soft:rgba(255,255,255,.72);--accent:#1f2933;--gold:#a4864a;--radius:28px;--shadow:0 24px 80px rgba(31,41,51,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at top left,#fff 0,#f7f5ef 38%,#f2efe7 100%);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.82);backdrop-filter:blur(22px);border-bottom:1px solid var(--line)}.nav-shell{max-width:1180px;margin:auto;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.02em}.logo-mark{width:38px;height:38px;border-radius:14px;background:#171717;color:#fff;display:grid;place-items:center;font-size:14px;box-shadow:var(--shadow)}.nav-links{display:flex;gap:28px;color:var(--muted);font-size:15px}.nav-links a:hover,.text-link:hover{color:var(--ink)}.nav-cta,.btn{border-radius:999px;padding:11px 18px;border:1px solid var(--line);font-size:14px;transition:.25s ease}.nav-cta:hover,.btn:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(23,23,23,.1)}.search-shell{max-width:1180px;margin:0 auto 16px;padding:0 24px;display:grid;grid-template-columns:1fr auto;gap:10px}.search-shell input{border:1px solid var(--line);background:rgba(255,255,255,.72);border-radius:999px;padding:14px 18px;outline:none}.search-shell button{border:0;border-radius:999px;padding:0 22px;background:#171717;color:#fff}.search-shell p{grid-column:1/-1;margin:0;color:var(--muted);font-size:13px}.section{max-width:1180px;margin:0 auto;padding:88px 24px}.hero{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;min-height:720px}.eyebrow{margin:0 0 14px;color:var(--gold);text-transform:uppercase;letter-spacing:.18em;font-size:12px;font-weight:700}.hero h1,.page-hero h1{font-size:clamp(40px,6vw,78px);line-height:1.05;margin:0 0 24px;letter-spacing:-.06em}.lead{font-size:18px;color:var(--muted);max-width:760px}.hero-actions{display:flex;gap:14px;margin:34px 0}.primary{background:#171717;color:#fff}.ghost{background:var(--soft)}.hero-meta{display:flex;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:14px}.hero-meta span{border:1px solid var(--line);border-radius:999px;padding:8px 12px;background:rgba(255,255,255,.56)}.hero-media{margin:0;position:relative}.hero-media img,.video-card figure img{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.8)}figcaption{margin-top:12px;color:var(--muted);font-size:13px}.intro{max-width:880px;text-align:center}.intro p{color:var(--muted);font-size:18px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.section h2{font-size:clamp(28px,4vw,46px);line-height:1.15;margin:0 0 16px;letter-spacing:-.04em}.text-link{color:var(--gold);font-weight:700}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.video-grid.small{grid-template-columns:repeat(2,1fr)}.video-card{background:rgba(255,255,255,.64);border:1px solid var(--line);border-radius:32px;overflow:hidden;box-shadow:0 16px 48px rgba(31,41,51,.055);transition:.28s ease}.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.video-card figure{margin:0;position:relative;overflow:hidden}.video-card figure img{border-radius:0;box-shadow:none;transition:.35s ease}.video-card:hover figure img{transform:scale(1.035)}.play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.86);width:64px;height:64px;border-radius:50%;border:1px solid rgba(255,255,255,.85);background:rgba(23,23,23,.52);color:#fff;opacity:0;transition:.24s ease;backdrop-filter:blur(8px)}.video-card:hover .play{opacity:1;transform:translate(-50%,-50%) scale(1)}.card-body{padding:22px}.tag{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:5px 10px;font-size:12px;color:var(--gold);background:#fff}.card-body h3{font-size:20px;line-height:1.35;margin:14px 0 10px}.card-body p{color:var(--muted);margin:0}.metrics{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;color:var(--muted);font-size:13px}.board-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.board-card{padding:28px;border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.58);transition:.25s ease}.board-card:hover{background:#fff;transform:translateY(-4px)}.board-card span{color:var(--gold);font-weight:700}.board-card h3{margin:18px 0 8px}.board-card p{color:var(--muted);margin:0}.stats{background:rgba(255,255,255,.42);border:1px solid var(--line);border-radius:40px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stats-grid div{padding:26px;border-right:1px solid var(--line)}.stats-grid div:last-child{border-right:0}.stats-grid strong{display:block;font-size:34px;letter-spacing:-.04em}.stats-grid span{color:var(--muted)}.review-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.review-grid blockquote{margin:0;padding:24px;border:1px solid var(--line);border-radius:28px;background:rgba(255,255,255,.6)}.review-grid p{margin:0 0 18px}.review-grid footer{color:var(--muted);font-size:14px}.faq details{background:rgba(255,255,255,.66);border:1px solid var(--line);border-radius:22px;margin:12px 0;padding:18px 20px}.faq summary{cursor:pointer;font-weight:700}.faq p{color:var(--muted)}.join{display:grid;grid-template-columns:1fr .85fr;gap:28px;align-items:center;background:#171717;color:#fff;border-radius:42px}.join p{color:rgba(255,255,255,.72)}.join-form{display:grid;gap:12px}.join-form input{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);color:#fff;border-radius:999px;padding:14px 18px}.json-dump pre{white-space:pre-wrap;background:#111;color:#f5f5f5;border-radius:20px;padding:18px;max-height:420px;overflow:auto}.page-hero{padding-top:80px}.breadcrumb{display:flex;gap:10px;color:var(--muted);font-size:14px;margin-bottom:14px}.site-footer{max-width:1180px;margin:40px auto 0;padding:58px 24px;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:28px;border-top:1px solid var(--line);padding-top:38px}.footer-grid h3{color:var(--ink);font-size:16px}.footer-grid a{display:block;margin:8px 0}.footer-logo{color:var(--ink);margin-bottom:14px}.copyright{border-top:1px solid var(--line);margin-top:30px;padding-top:20px;font-size:14px}.domain-line{font-weight:700;color:var(--ink)}@media (max-width:960px){.nav-shell{flex-wrap:wrap}.nav-links{order:3;width:100%;overflow:auto;padding-bottom:4px}.hero,.join{grid-template-columns:1fr;min-height:auto}.video-grid,.video-grid.small,.board-grid{grid-template-columns:1fr 1fr}.review-grid{grid-template-columns:1fr 1fr}.stats-grid{grid-template-columns:1fr 1fr}.stats-grid div{border-right:0;border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}}@media (max-width:640px){.section{padding:58px 18px}.nav-shell{padding:16px 18px}.search-shell{padding:0 18px 12px;grid-template-columns:1fr}.search-shell button{height:44px}.hero h1,.page-hero h1{font-size:40px}.hero-actions{flex-direction:column}.video-grid,.video-grid.small,.board-grid,.review-grid,.stats-grid,.footer-grid{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.nav-cta{display:none}.join{border-radius:28px}.site-footer{padding:36px 18px}}