:root{color-scheme:dark;--bg:#05070d;--panel:#0b1020cc;--line:#203052;--text:#e7f6ff;--muted:#8fa4bf;--neon:#72f7ff;--pink:#ff4fd8;--green:#8cffc1;--shadow:0 0 40px #00e5ff22}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 20% 10%,#173a5f 0,#05070d 38%),radial-gradient(circle at 85% 20%,#4a1248 0,transparent 28%),#05070d;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.shell{width:min(1180px,94vw);margin:0 auto;padding:42px 0 70px}.hero{text-align:center;margin-bottom:28px}.badge{display:inline-block;border:1px solid #72f7ff66;color:var(--neon);padding:6px 12px;border-radius:999px;background:#72f7ff12;box-shadow:0 0 22px #72f7ff22}.hero h1{font-size:clamp(2.2rem,6vw,5rem);line-height:.95;margin:18px 0 12px;text-shadow:0 0 28px #72f7ff55}.hero p{max-width:780px;margin:0 auto;color:var(--muted);font-size:1.08rem}.panel{border:1px solid var(--line);border-radius:24px;background:linear-gradient(180deg,#0d1428dd,#070b16dd);box-shadow:var(--shadow);padding:22px;margin:18px 0;backdrop-filter:blur(12px)}label{display:block;color:var(--muted);font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:.06em}textarea,input,select{width:100%;margin-top:9px;border:1px solid #26385f;border-radius:14px;background:#030713;color:var(--text);padding:14px 15px;font:600 1rem ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;outline:none}textarea:focus,input:focus,select:focus{border-color:var(--neon);box-shadow:0 0 0 3px #72f7ff22}.grid{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-top:16px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}button{border:0;border-radius:14px;padding:13px 18px;font-weight:800;cursor:pointer;box-shadow:0 0 22px #72f7ff33}.actions button{color:#021016;background:linear-gradient(135deg,var(--neon),var(--green))}.actions button:nth-child(2){background:linear-gradient(135deg,#fff,var(--neon))}.actions button:nth-child(3){background:linear-gradient(135deg,var(--pink),#ffc2f2)}button:hover{transform:translateY(-1px)}.status{height:1.2em;color:var(--green);margin:12px 0 0}.outputHeader{display:flex;justify-content:space-between;gap:20px;align-items:center;color:var(--muted);margin-bottom:14px}pre{margin:0;min-height:260px;overflow:auto;padding:20px;border-radius:18px;background:#02050c;border:1px solid #1a2744;color:#dffcff;text-shadow:0 0 14px #72f7ff44;font:700 15px/1.15 ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;white-space:pre}.tips h2{margin:0 0 14px}.chips{display:flex;flex-wrap:wrap;gap:10px}.chip{background:#111a32!important;color:var(--text)!important;border:1px solid #2b416e;border-radius:999px;padding:9px 13px;cursor:pointer;box-shadow:none!important}.chip:hover{border-color:var(--neon);color:var(--neon)!important;background:#15213e!important}code{color:var(--neon)}@media(max-width:720px){.grid{grid-template-columns:1fr}.outputHeader{display:block}pre{font-size:11px}.shell{padding-top:24px}}.back{color:var(--neon);text-decoration:none;font-weight:800}.back:hover{color:var(--green)}