:root{--ink:#1f2a44;--muted:#5f6b7a;--line:#e4e8ef;--soft:#f6f8fb;--gold:#f4b860;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;border-radius:22px}.topbar{background:var(--ink);color:#fff;text-align:center;padding:8px 16px;font-size:14px}.nav-wrap{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:20px;justify-content:space-between;padding:14px clamp(16px,4vw,60px)}.logo,.footer-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px}.logo img,.footer-logo img{width:148px;border-radius:0}.nav-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:14px}.nav-links a{padding:8px 10px;border-radius:999px}.nav-links a:hover{background:var(--soft)}.menu-btn{display:none}.search-row{padding:16px clamp(16px,4vw,60px);background:var(--soft)}.fake-search{display:flex;gap:10px;max-width:920px;margin:auto}.fake-search input{flex:1;padding:14px 16px;border:1px solid var(--line);border-radius:12px;font-size:15px}.fake-search button,.btn{border:0;border-radius:12px;padding:13px 18px;font-weight:700;cursor:pointer}.fake-search button,.btn.primary{background:var(--gold);color:#1f2a44}.btn.secondary{background:#fff;border:1px solid var(--line)}.search-hint{margin:8px auto 0;max-width:920px;color:var(--muted);font-size:13px}.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;padding:70px clamp(16px,5vw,72px)}.eyebrow{color:#8a5b12;font-weight:800;letter-spacing:.03em}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.15;margin:8px 0 18px}.lead{font-size:18px;color:var(--muted)}.hero-points,.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.hero-points span,.tag{background:#fff7e8;border:1px solid #f2d8aa;border-radius:999px;padding:6px 11px;font-size:13px;color:#72500d}.hero-media{margin:0}.hero-media figcaption,figcaption{font-size:13px;color:var(--muted);margin-top:8px}.section{padding:64px clamp(16px,5vw,72px)}.muted{background:var(--soft)}.section h2{font-size:clamp(26px,3vw,38px);line-height:1.25;margin:8px 0 16px}.section-intro{max-width:860px;color:var(--muted)}.grid{display:grid;gap:20px}.grid.four{grid-template-columns:repeat(4,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.card,.video-card,.timeline div,details{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 30px rgba(31,42,68,.06)}.card h3,.video-card h3{margin-top:0}.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.check-list{padding-left:20px}.video-box{position:relative;overflow:hidden;border-radius:20px;background:#111;aspect-ratio:16/10}.video-box video{width:100%;height:100%;object-fit:cover;display:block;background-size:cover}.video-box video[poster]{object-fit:cover}.play-btn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.9);opacity:0;background:rgba(244,184,96,.95);color:#1f2a44;border:0;border-radius:999px;width:76px;height:76px;font-weight:800;transition:.2s}.video-card:hover .play-btn{opacity:1;transform:translate(-50%,-50%) scale(1)}.timeline{display:grid;gap:14px}.faq-list{display:grid;gap:12px}summary{font-weight:800;cursor:pointer}.contact-cta{background:linear-gradient(135deg,#1f2a44,#35415f);color:#fff;border-radius:34px;margin:50px clamp(16px,5vw,72px);padding:48px}.contact-cta .eyebrow{color:#ffd58a}.site-footer{background:#111827;color:#dbe2ee;padding:46px clamp(16px,5vw,72px) 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:30px}.site-footer a{display:block;color:#fff;margin:6px 0}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:24px;padding-top:18px;color:#adb7c8}.breadcrumb{padding:18px clamp(16px,5vw,72px);background:var(--soft);color:var(--muted);font-size:14px}.page-hero{padding:58px clamp(16px,5vw,72px);background:linear-gradient(180deg,#f8fafc,#fff)}.page-hero h1{font-size:clamp(32px,4vw,48px);line-height:1.2}.content-block{max-width:980px;margin:auto}.data-panel{background:#fdfdfd;border:1px dashed var(--line);border-radius:20px;padding:18px;overflow:auto;font-size:13px}.domain-output{font-weight:700}@media(max-width:980px){.hero,.split,.footer-grid{grid-template-columns:1fr}.grid.four,.grid.three{grid-template-columns:1fr 1fr}.nav-links{display:none}.nav-links.open{display:flex;position:absolute;left:16px;right:16px;top:74px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:0 20px 40px rgba(0,0,0,.12)}.menu-btn{display:inline-flex;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px}}@media(max-width:640px){.grid.four,.grid.three{grid-template-columns:1fr}.fake-search{flex-direction:column}.hero{padding-top:40px}.contact-cta{margin:24px 16px}.logo img{width:126px}}