:root{color-scheme:dark;--bg:#081116;--panel:#101d23;--line:#2c5a58;--text:#f5f8f8;--muted:#9bb9b8;--mint:#68e3ac}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.7}a{color:var(--mint);text-decoration:none}.shell{width:min(1100px,calc(100% - 32px));margin:0 auto}.nav{align-items:center;display:flex;justify-content:space-between;padding:22px 0}.brand{align-items:center;color:var(--text);display:flex;font-size:18px;font-weight:800;gap:10px}.brand img{border-radius:12px;height:40px;width:40px}.nav-links{display:flex;gap:20px}.nav-links a{color:var(--muted);font-size:14px}.hero{align-items:center;display:grid;gap:48px;grid-template-columns:1.1fr .9fr;min-height:560px;padding:56px 0 72px}.eyebrow{color:var(--mint);font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase}h1{font-size:clamp(42px,7vw,76px);line-height:1.05;margin:14px 0 20px}h2{font-size:30px;line-height:1.2;margin:0 0 12px}h3{margin:0 0 6px}.hero p{color:var(--muted);font-size:18px;max-width:600px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{background:var(--mint);border-radius:7px;color:#081116;display:inline-block;font-weight:800;padding:11px 18px}.button.secondary{background:transparent;border:1px solid var(--line);color:var(--text)}.hero-art{background:#14343a;border:1px solid var(--line);border-radius:18px;padding:20px;text-align:center}.hero-art img{display:block;margin:auto;max-width:100%;width:360px}.section{border-top:1px solid #1b3239;padding:72px 0}.section-intro{color:var(--muted);max-width:680px}.grid{display:grid;gap:16px;grid-template-columns:repeat(3,1fr);margin-top:28px}.card{background:var(--panel);border:1px solid #223d43;border-radius:9px;padding:22px}.card p,.legal p,.legal li{color:var(--muted)}.legal{max-width:820px;padding:44px 0 80px}.legal h1{font-size:46px}.legal h2{font-size:24px;margin-top:32px}.legal ul{padding-left:22px}footer{border-top:1px solid #1b3239;color:var(--muted);font-size:13px;padding:24px 0 34px}footer .footer-links{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:8px}@media(max-width:760px){.nav{align-items:flex-start;gap:16px}.nav-links{flex-wrap:wrap;gap:8px 14px;justify-content:flex-end}.hero{gap:24px;grid-template-columns:1fr;padding-top:30px}.hero-art{order:-1}.grid{grid-template-columns:1fr}}