:root{--bg:#0a0a0a;--panel:#121212;--line:#292929;--text:#f1f1ef;--muted:#92928d;--amber:#e8b04a;--green:#38d99a;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5}.topbar{position:sticky;top:0;z-index:10;height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:26px;padding:0 max(20px,calc((100vw - var(--max))/2));background:rgba(10,10,10,.9);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;min-width:230px}.mark{width:34px;height:34px;border:1px solid #5b4824;border-radius:8px;display:grid;place-items:center;color:#ffd98e;font-family:Georgia,serif}.brand b,.brand small{display:block}.brand b{font-size:12px;letter-spacing:.13em}.brand small{font-size:10px;color:var(--muted)}nav{display:flex;gap:20px;flex:1;justify-content:center}nav a{font-size:13px;color:#aaa;text-decoration:none}.status{font:11px ui-monospace,monospace;color:#aaa;white-space:nowrap}.status i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:7px}.hero,.section,footer{max-width:var(--max);margin:auto}.hero{padding:130px 24px 110px}.kicker{font:11px ui-monospace,monospace;letter-spacing:.15em;color:var(--amber)}h1{font-size:clamp(52px,8vw,92px);line-height:.95;letter-spacing:-.055em;margin:18px 0 28px;max-width:1000px}h1 span{font-family:Georgia,serif;font-style:italic;font-weight:500;color:#ffd98e}.hero p{max-width:760px;color:#aaa;font-size:18px}.actions{display:flex;gap:8px;margin-top:32px}.btn{min-height:42px;padding:0 16px;border-radius:8px;border:1px solid var(--line);background:#151515;color:#eee;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:650;cursor:pointer}.btn.primary{background:var(--amber);color:#111;border-color:var(--amber)}.section{border-top:1px solid var(--line);padding:82px 24px}.head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:35px}h2{font-size:clamp(32px,4vw,48px);letter-spacing:-.035em;line-height:1.05;margin:8px 0 0}.note{max-width:540px;color:#999;font-size:14px}.cards{display:grid;gap:12px}.cards.three{grid-template-columns:repeat(3,1fr)}.cards.four{grid-template-columns:repeat(4,1fr)}article{border:1px solid var(--line);background:linear-gradient(145deg,#141414,#0f0f0f);border-radius:13px;padding:23px;min-height:160px}article>span{font:10px ui-monospace,monospace;color:var(--amber)}article b{color:#555;font:12px ui-monospace,monospace}article h3{margin:14px 0 6px;font-size:17px}article p{margin:0;color:var(--muted);font-size:13px}.filters{display:flex;flex-wrap:wrap;gap:5px}.filters button{border:1px solid var(--line);background:#111;color:#999;border-radius:999px;padding:7px 10px;font-size:11px;cursor:pointer}.filters button.active{color:#ffd98e;border-color:#5d4a29}.verify{margin-top:28px;border:1px solid var(--line);background:#111;border-radius:14px;padding:24px}.row{display:flex;gap:8px}.row input{flex:1;min-width:0;background:#090909;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:#eee;font:13px ui-monospace,monospace}.result{margin-top:16px;padding:14px;border:1px solid #242424;border-radius:8px;color:#aaa;font-size:13px}.result i{display:inline-block;width:8px;height:8px;border-radius:50%;background:#666;margin-right:8px}.result.valid i{background:var(--green)}.result.invalid i{background:#ff6b6b}pre{display:none;background:#090909;border:1px solid #222;padding:14px;border-radius:8px;color:#acd3bd;font:11px/1.6 ui-monospace,monospace;white-space:pre-wrap;word-break:break-word}.ok{color:var(--green)}.warn{color:var(--amber)}.legal{display:grid;grid-template-columns:1fr 1fr;gap:70px}.legal p{margin:0;color:#999;font-size:14px}footer{border-top:1px solid var(--line);padding:40px 24px 60px;display:flex;justify-content:space-between;color:#777;font-size:11px}@media(max-width:850px){nav{display:none}.status{margin-left:auto}.cards.three{grid-template-columns:1fr 1fr}.cards.four{grid-template-columns:1fr 1fr}.head{align-items:flex-start;flex-direction:column}.legal{grid-template-columns:1fr;gap:25px}}@media(max-width:560px){.brand{min-width:auto}.hero{padding:95px 18px 75px}.hero p{font-size:15px}.section{padding:68px 18px}.cards.three,.cards.four{grid-template-columns:1fr}.actions,.row{flex-direction:column}.row input{height:42px}footer{padding:34px 18px 50px;gap:10px;flex-direction:column}}