:root{color-scheme:dark;--bg:#111112;--surface:#171719;--ink:#e8e8ed;--muted:#a1a1ad;--line:#2a2a31;--purple:#b69aff;--blue:#87adff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.7 Inter,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--purple)}:focus-visible{outline:2px solid var(--purple);outline-offset:4px}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.4}.shell{max-width:1100px;padding:0 44px;margin:auto}.nav{display:flex;align-items:center;justify-content:space-between;gap:30px;min-height:92px;border-bottom:1px solid var(--line);flex-wrap:wrap}.logo{font:600 21px Consolas,monospace;letter-spacing:-1px}.logo small{font-size:11px;color:var(--purple);letter-spacing:1px}.navlinks{display:flex;gap:25px;align-items:center;font-size:12px;color:var(--muted);flex-wrap:wrap}.navlinks a{padding:10px 0}.navlinks .active{color:var(--ink)}.navlinks .active:before{content:'•';color:var(--purple);margin-right:8px}.notice{font-size:11px;color:#9393a0;padding:11px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.hero{display:grid;grid-template-columns:1fr 1.15fr;gap:50px;align-items:center;padding:50px 0}.eyebrow{font:11px/1.7 Consolas,monospace;letter-spacing:2px;color:var(--muted);margin-bottom:13px}h1{font-size:48px;line-height:1.25;letter-spacing:-2px;font-weight:500;margin:0 0 20px}h1 span{color:#9595a2}.intro{font-size:24px;line-height:1.8;color:#b6b6c1;margin:0}.intro em{font-style:normal;background:linear-gradient(110deg,var(--blue),var(--purple));background-clip:text;-webkit-background-clip:text;color:transparent}.actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;border:1px solid #393940;border-radius:8px;padding:10px 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