:root{color-scheme:dark;--bg:#07111f;--panel:#0e1c2d;--line:#243a52;--text:#f4f8ff;--muted:#b4c1d1;--a:#69e1ef;--b:#7fa0ff;--ok:#55d69e;--warn:#ffcf6a}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#10243b 0,#07111f 45%);color:var(--text);font:16px/1.55 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.ots-shell{max-width:920px;margin:auto;padding:24px}.ots-brand{display:flex;justify-content:space-between;align-items:center;padding:8px 0 32px}.ots-logo,.ots-brand a{color:var(--text);text-decoration:none}.ots-hero{padding:30px 0}.ots-hero.compact{max-width:720px}.ots-kicker{font-size:.78rem;letter-spacing:.12em;color:var(--a);font-weight:800}.ots-hero h1{font-size:clamp(2.2rem,7vw,4.4rem);line-height:1.02;margin:.4rem 0 1rem}.ots-hero p,.ots-info p{color:var(--muted);font-size:1.05rem}.ots-card{background:rgba(14,28,45,.94);border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 20px 60px rgba(0,0,0,.2)}label{display:block;font-weight:700;margin:0 0 10px}textarea,input,select{width:100%;border:1px solid #36516d;background:#081525;color:var(--text);border-radius:12px;padding:13px;font:inherit}textarea{resize:vertical}.ots-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}.ots-primary,button{border:0;border-radius:12px;padding:13px 18px;font-weight:800;cursor:pointer}.ots-primary{width:100%;background:linear-gradient(90deg,var(--a),#8ae9d0);color:#06111d}button{background:#eaf1fb;color:#07111f}.ots-primary:disabled,button:disabled{opacity:.55;cursor:not-allowed}.ots-status{min-height:1.5em;color:var(--muted)}.ots-result{margin-top:18px;padding:18px;border:1px solid #2f5870;background:#091827;border-radius:14px}.ots-copyrow{display:grid;grid-template-columns:1fr auto;gap:8px}.ots-result pre{white-space:pre-wrap;word-break:break-word;background:#050d17;padding:18px;border-radius:12px;border:1px solid #1d3349;max-height:420px;overflow:auto}.ots-info{padding:34px 4px}.ots-info h2{margin-top:28px}.ots-warning{padding:18px;border:1px solid #735f2f;background:#2b2412;color:#ffe3a3;border-radius:12px}footer{border-top:1px solid var(--line);margin-top:32px;padding:24px 0;color:#8293a8;font-size:.9rem}@media(max-width:640px){.ots-shell{padding:18px}.ots-grid{grid-template-columns:1fr}.ots-card{padding:18px}.ots-copyrow{grid-template-columns:1fr}.ots-hero h1{font-size:2.6rem}}
.ots-status[data-bad="1"]{color:#ff9e9e}