:root{--bg:#0b0f14;--elev:#121822;--muted:#8aa0b5;--text:#e8f0f8;--danger:#ff6b6b;--success:#50fa7b;--warn:#f7c948;--accent:#3ea6ff;--card:#0f1520;--border:#1f2a3a;--shadow:0 10px 30px rgba(0,0,0,.35)}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;line-height:1.5}
a{color:var(--accent);text-decoration:none}
a.link{padding:.25rem .5rem}
.container{max-width:1100px;margin:24px auto;padding:0 16px}
.app-header{display:flex;justify-content:space-between;align-items:center;padding:16px 16px;border-bottom:1px solid var(--border);background:linear-gradient(180deg,var(--elev),transparent)}
.brand{display:flex;gap:12px;align-items:center}
.brand h1{font-size:20px;margin:0}
.brand .muted{color:var(--muted);margin:0}
.badge{display:inline-block;padding:.15rem .5rem;border-radius:999px;background:var(--border);color:var(--text);font-size:12px}
.badge.s-pass{background:rgba(80,250,123,.12);color:var(--success);border:1px solid rgba(80,250,123,.35)}
.badge.s-warn{background:rgba(247,201,72,.12);color:var(--warn);border:1px solid rgba(247,201,72,.35)}
.badge.s-fail,.badge.s-none{background:rgba(255,107,107,.12);color:var(--danger);border:1px solid rgba(255,107,107,.35)}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:16px;box-shadow:var(--shadow)}
.card h2,.card h3{margin:0 0 12px 0}
.card.empty{display:flex;align-items:center;min-height:100px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.checkbox{justify-content:end}
label{font-weight:600}
.req{color:var(--warn);margin-left:4px}
input,select,textarea{background:#0b111b;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px;font-size:14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(62,166,255,.15)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.btn{background:transparent;border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:10px;cursor:pointer}
.btn.primary{background:var(--accent);border-color:transparent;color:#00223a}
.btn.small{padding:4px 8px;font-size:12px}
.alert{border-radius:10px;padding:10px 12px;margin:12px 0}
.alert.error{background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.35)}
.alert.success{background:rgba(80,250,123,.08);border:1px solid rgba(80,250,123,.35)}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;margin:8px 0}
.kv .badge{margin-left:8px}
.code-group{display:flex;gap:8px;align-items:center;margin:8px 0}
code{display:block;background:#0a0f18;border:1px solid var(--border);padding:8px;border-radius:8px;white-space:nowrap;overflow:auto;max-width:100%}
.issues{margin:8px 0 0 0;padding-left:18px}
.issues li{margin:4px 0}
.fixes{padding-left:18px}
.summary{display:flex;gap:16px;align-items:center}
.score{position:relative;width:84px;height:84px}
.score-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-weight:800}
.score-ring{--p:0;background:conic-gradient(var(--accent) calc(var(--p)*1%),#1b293b 0);mask:radial-gradient(circle farthest-side at center, transparent 52%,#000 53%);-webkit-mask:radial-gradient(circle farthest-side at center, transparent 52%,#000 53%);width:84px;height:84px;border-radius:50%}
.summary-list .k{display:inline-block;width:90px;color:var(--muted)}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid var(--border);padding:8px;text-align:left}
.muted{color:var(--muted)}
.app-footer{padding:24px;text-align:center;color:var(--muted)}
nav .link{margin-right:12px}
@media (max-width:600px){.brand .muted{display:none}}