:root{--bg:#090b10;--panel:#121722;--panel2:#171e2c;--text:#f4f7fb;--muted:#aab6c8;--line:#2a3548;--accent:#74d6ff;--good:#63d471;--warn:#ffd166;--orange:#ff9f43;--red:#ff5d73}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#142238,#090b10 50%);color:var(--text);font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.hero{padding:56px 7vw 34px;border-bottom:1px solid var(--line)}.badge{display:inline-block;color:#061016;background:var(--accent);border-radius:999px;padding:6px 12px;font-weight:700;letter-spacing:.03em;font-size:13px}h1{max-width:1100px;font-size:clamp(34px,6vw,72px);line-height:1;margin:18px 0}.lead{max-width:920px;color:var(--muted);font-size:clamp(18px,2.4vw,24px)}.key{margin-top:22px;background:#06080d;border:1px solid var(--line);border-radius:14px;padding:14px 16px;max-width:1100px}.key span{display:block;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.08em}.key code{display:block;white-space:normal;word-break:break-word;color:var(--accent);font-size:15px}main{padding:28px 7vw 60px}.panel{background:linear-gradient(180deg,var(--panel),#0f141f);border:1px solid var(--line);border-radius:22px;padding:24px;margin:22px 0;box-shadow:0 20px 60px rgba(0,0,0,.25)}h2{margin:0 0 16px;font-size:26px}.boundary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px}.boundary-grid p{margin:0;padding:12px;border:1px solid #3b2130;background:#1f1018;border-radius:12px;color:#ffdbe2}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}.card,.atom,.export{border:1px solid var(--line);background:var(--panel2);border-radius:16px;padding:16px}.card h3,.atom h3{margin:0 0 8px}.card small,.muted{color:var(--muted)}.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.chip{border:1px solid var(--line);border-radius:999px;padding:4px 8px;font-size:12px;color:var(--muted)}.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media(max-width:850px){.split{grid-template-columns:1fr}}select,textarea{width:100%;background:#080b11;color:var(--text);border:1px solid var(--line);border-radius:12px;padding:12px;font:inherit}button{margin-top:10px;background:var(--accent);color:#061016;border:0;border-radius:12px;padding:12px 16px;font-weight:800;cursor:pointer}.atom-list,.export-list{display:grid;gap:12px;margin-top:14px}.export strong{color:var(--accent)}.gate-output{margin-top:14px;border:1px solid var(--line);border-radius:14px;padding:16px;background:#080b11}.gate-output.good{border-color:var(--good)}.gate-output.warn{border-color:var(--warn)}.gate-output.orange{border-color:var(--orange)}.gate-output.red{border-color:var(--red)}.receipt{display:grid;grid-template-columns:max-content 1fr;gap:8px 14px}.receipt dt{color:var(--muted)}.receipt dd{margin:0}.schema{width:100%;max-height:520px;object-fit:contain;background:#07090e;border:1px solid var(--line);border-radius:18px;padding:12px}footer{border-top:1px solid var(--line);padding:24px 7vw;color:var(--muted)}