:root{
  --bg:#0b1020; --panel:#111827; --panel2:#151f32; --card:#ffffff; --muted:#64748b;
  --text:#0f172a; --text2:#e5e7eb; --brand:#4f46e5; --brand2:#06b6d4; --green:#10b981;
  --amber:#f59e0b; --red:#ef4444; --border:#e5e7eb; --soft:#f8fafc; --shadow:0 20px 50px rgba(2,6,23,.08);
}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:#f3f6fb;color:var(--text)}
a{color:inherit;text-decoration:none}.app-shell{display:flex;min-height:100vh}.sidebar{width:280px;background:linear-gradient(180deg,#0b1020,#111827);color:#fff;padding:24px;position:fixed;inset:0 auto 0 0}.brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.logo{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:grid;place-items:center;font-weight:900;box-shadow:0 12px 30px rgba(79,70,229,.35)}.brand h1{font-size:18px;line-height:1.1;margin:0}.brand p{margin:3px 0 0;color:#94a3b8;font-size:12px}.nav{display:flex;flex-direction:column;gap:8px;margin-top:16px}.nav a,.logout-btn{border:0;width:100%;text-align:left;padding:12px 14px;border-radius:14px;color:#cbd5e1;background:transparent;display:flex;gap:10px;align-items:center;font-size:14px;cursor:pointer}.nav a:hover,.logout-btn:hover{background:rgba(255,255,255,.08);color:#fff}.side-card{margin-top:28px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);padding:16px;border-radius:18px;color:#dbeafe;font-size:13px}.main{margin-left:280px;flex:1;min-width:0}.topbar{height:76px;background:rgba(255,255,255,.84);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 34px;position:sticky;top:0;z-index:10}.topbar h2{margin:0;font-size:24px}.topbar p{margin:3px 0 0;color:var(--muted);font-size:13px}.content{padding:30px 34px 60px}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:20px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:20px;box-shadow:var(--shadow)}.stat-card .label{color:var(--muted);font-size:13px}.stat-card .value{font-size:34px;font-weight:850;margin-top:8px}.card{background:#fff;border:1px solid var(--border);border-radius:24px;padding:24px;box-shadow:var(--shadow);margin-bottom:20px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.card h3{margin:0;font-size:19px}.muted{color:var(--muted)}.rule-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.rule{background:linear-gradient(180deg,#f8fafc,#eef2ff);border:1px solid #dbeafe;padding:16px;border-radius:18px}.rule b{display:block;margin-bottom:6px}.textarea{width:100%;min-height:155px;border:1px solid var(--border);border-radius:18px;padding:16px;font-size:15px;resize:vertical;outline:none;background:#f8fafc}.textarea:focus,.input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(79,70,229,.12)}.input{width:100%;border:1px solid var(--border);border-radius:14px;padding:13px 14px;font-size:15px;background:#fff}.btn{border:0;border-radius:14px;padding:12px 17px;font-weight:750;cursor:pointer;display:inline-flex;gap:8px;align-items:center;justify-content:center}.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 12px 26px rgba(79,70,229,.24)}.btn-light{background:#eef2ff;color:#3730a3}.btn-danger{background:#fee2e2;color:#991b1b}.btn-dark{background:#0f172a;color:#fff}.btn:disabled{opacity:.55;cursor:not-allowed}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.table{width:100%;border-collapse:separate;border-spacing:0 10px}.table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);text-align:left;padding:0 12px}.table td{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:14px 12px;vertical-align:top;font-size:14px}.table td:first-child{border-left:1px solid var(--border);border-radius:16px 0 0 16px}.table td:last-child{border-right:1px solid var(--border);border-radius:0 16px 16px 0}.badge{display:inline-flex;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:750;background:#eef2ff;color:#3730a3}.badge.green{background:#dcfce7;color:#166534}.badge.amber{background:#fef3c7;color:#92400e}.badge.red{background:#fee2e2;color:#991b1b}.mono{font-family:"SFMono-Regular",Consolas,monospace;white-space:pre-wrap}.version-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.version-box{border:1px solid var(--border);border-radius:18px;padding:16px;background:#f8fafc}.version-box h4{margin:0 0 10px}.copy-btn{float:right;background:#e2e8f0;color:#334155;border:0;border-radius:10px;padding:6px 10px;cursor:pointer}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top left,#1d4ed8,#0b1020 38%,#020617)}.login-card{width:min(440px,92vw);background:#fff;border-radius:28px;padding:34px;box-shadow:0 30px 90px rgba(0,0,0,.35)}.login-card .logo{margin-bottom:18px}.login-card h1{margin:0;font-size:28px}.login-card p{color:var(--muted);margin-bottom:22px}.error{background:#fee2e2;color:#991b1b;padding:12px 14px;border-radius:14px;margin-bottom:14px}.footer-note{text-align:center;color:#94a3b8;font-size:12px;margin-top:18px}@media(max-width:1000px){.sidebar{position:static;width:100%;}.app-shell{display:block}.main{margin-left:0}.stats,.rule-grid,.version-grid{grid-template-columns:1fr}.topbar{padding:18px 20px;height:auto}.content{padding:20px}}