:root{--nav:#0f172a;--bg:#f3f5f8;--text:#172033;--muted:#64748b;--line:#e2e8f0;--blue:#2563eb;--green:#16a34a;--red:#dc2626}
*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:Segoe UI,Arial,sans-serif;color:var(--text)}
header{background:var(--nav);color:#fff;padding:18px 28px;display:flex;justify-content:space-between;align-items:center;gap:20px}
header h1{margin:0;font-size:24px}header span{color:#cbd5e1;font-size:13px}nav{display:flex;gap:14px}nav a{color:#fff;text-decoration:none}
main{max-width:1500px;margin:24px auto;padding:0 18px}.panel,.card,.loginbox,.diskcard{background:#fff;border-radius:14px;box-shadow:0 2px 12px rgba(15,23,42,.06)}
.panel{padding:20px;overflow:auto}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.card{padding:18px}.card span{color:var(--muted)}.card b{display:block;font-size:30px;margin-top:5px}
table{width:100%;border-collapse:collapse;min-width:900px}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}th{background:#f8fafc}
.btn,button{display:inline-block;border:0;border-radius:8px;background:#e2e8f0;color:#172033;padding:8px 11px;text-decoration:none;font-weight:600;cursor:pointer}.btn.primary,button{background:var(--blue);color:#fff}.btn.large{padding:12px 16px}
.muted{color:var(--muted);font-size:12px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot.on{background:var(--green)}.dot.off{background:var(--red)}
.inlineform{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 20px}.inlineform input,.inlineform select,.loginbox input{padding:10px;border:1px solid var(--line);border-radius:8px}
.loginbox{max-width:420px;margin:80px auto;padding:26px}.loginbox label{display:block;margin-top:12px}.loginbox input{width:100%;margin-top:5px}.loginbox button{width:100%;margin-top:18px}
.devicehero{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}.devicehero>div{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:14px}.devicehero span{display:block;color:var(--muted);font-size:12px}.devicehero b{display:block;font-size:24px}.devicehero em{font-style:normal;color:var(--green)}
.diskgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}.diskcard{border:1px solid var(--line);padding:16px}.score{font-weight:800}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}.grid2>div{background:#f8fafc;padding:9px;border-radius:8px}.grid2 b{display:block}
pre{white-space:pre-wrap;word-break:break-all;background:#0f172a;color:#e2e8f0;padding:14px;border-radius:9px}
@media(max-width:800px){.cards,.devicehero{grid-template-columns:1fr 1fr}header{flex-direction:column;align-items:flex-start}}