:root{--bg:#0b1020;--panel:#121a2f;--panel2:#18233d;--txt:#f5f7fb;--muted:#9aa6bd;--accent:#4ee1a0;--accent2:#58a6ff;--danger:#ff6b6b;--line:#263553;--shadow:0 16px 50px rgba(0,0,0,.28)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto;background:linear-gradient(145deg,#080d18,#101831 60%,#0d1427);color:var(--txt);min-height:100vh}a{color:inherit;text-decoration:none}.shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.side{padding:28px 20px;border-right:1px solid var(--line);background:rgba(9,14,27,.75);backdrop-filter:blur(16px);position:sticky;top:0;height:100vh}.brand{font-weight:900;font-size:22px;letter-spacing:.2px}.brand span{color:var(--accent)}.nav{margin-top:28px;display:grid;gap:8px}.nav a{padding:12px 14px;border-radius:12px;color:var(--muted)}.nav a:hover,.nav a.on{background:var(--panel2);color:#fff}.main{padding:32px}.top{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:26px}.badge{padding:7px 11px;border:1px solid var(--line);border-radius:99px;color:var(--muted);font-size:13px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:linear-gradient(180deg,rgba(24,35,61,.94),rgba(16,24,47,.95));border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow)}.card h3{margin:0 0 10px;font-size:14px;color:var(--muted);font-weight:700}.metric{font-size:30px;font-weight:900}.section{margin-top:22px}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.btn{border:0;border-radius:12px;padding:11px 15px;font-weight:800;cursor:pointer;background:var(--accent);color:#062619}.btn.secondary{background:#223150;color:#fff}.btn.danger{background:var(--danger);color:#fff}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:13px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}.table th{color:var(--muted)}.status{display:inline-flex;gap:7px;align-items:center;font-size:13px}.dot{width:8px;height:8px;border-radius:50%;background:#7a879e}.dot.ok{background:var(--accent)}input,select,textarea{width:100%;background:#0d1529;border:1px solid var(--line);color:#fff;padding:12px 13px;border-radius:12px;outline:none}textarea{min-height:110px;resize:vertical}label{display:grid;gap:7px;font-size:13px;color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(460px,100%);padding:28px}.hero{font-size:32px;margin:0 0 8px}.muted{color:var(--muted)}.qr{width:220px;aspect-ratio:1;background:repeating-linear-gradient(45deg,#fff 0 8px,#111 8px 16px);border:12px solid #fff;border-radius:16px;margin:16px auto;display:grid;place-items:center;color:#111;text-align:center;font-weight:900;padding:18px}.note{font-size:13px;color:var(--muted);line-height:1.5}@media(max-width:900px){.shell{grid-template-columns:1fr}.side{height:auto;position:static;border-right:0;border-bottom:1px solid var(--line)}.nav{grid-template-columns:repeat(3,1fr)}.grid{grid-template-columns:1fr 1fr}.main{padding:20px}.form-grid{grid-template-columns:1fr}}@media(max-width:560px){.grid{grid-template-columns:1fr}.nav{grid-template-columns:1fr 1fr}.top{align-items:flex-start;flex-direction:column}.main{padding:16px}.side{padding:20px 16px}}