:root{
  --navy:#06163b;
  --navy-2:#0b2358;
  --blue:#1557e8;
  --blue-2:#2474ff;
  --cyan:#14c9f5;
  --cyan-soft:#e8faff;
  --ink:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --bg:#f5f8fc;
  --card:#ffffff;
  --success:#10b981;
  --danger:#ef4444;
  --warning:#f59e0b;
  --shadow:0 14px 40px rgba(15,23,42,.08);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
button,input,textarea{font:inherit}
button{cursor:pointer}
a{text-decoration:none;color:inherit}
.brand-logo{display:block;object-fit:contain;background:#fff;border-radius:12px}
.brand-logo.header{width:152px;height:48px}
.brand-logo.login{width:210px;height:70px;margin:0 auto 8px}
.brand-icon{width:42px;height:42px;object-fit:cover;border-radius:12px;box-shadow:0 8px 22px rgba(20,201,245,.22)}
.btn{border:0;border-radius:12px;padding:11px 17px;font-weight:700;font-size:14px;transition:.18s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--blue),var(--blue-2));box-shadow:0 8px 18px rgba(21,87,232,.22)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 11px 24px rgba(21,87,232,.28)}
.btn-secondary{color:var(--navy);background:#fff;border:1px solid var(--line)}
.btn-secondary:hover{background:#f8fafc}
.btn-danger{color:#fff;background:var(--danger)}
.btn-danger-outline{color:var(--danger);background:#fff;border:1px solid #fecaca}
.btn-small{padding:8px 11px;font-size:12px;border-radius:9px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.field{display:grid;gap:7px}
.field label{font-size:13px;font-weight:700;color:#334155}
.field input,.field textarea,.input{width:100%;border:1px solid #d7e0ea;background:#fff;color:var(--ink);border-radius:11px;padding:11px 13px;outline:none;transition:.18s}
.field input:focus,.field textarea:focus,.input:focus{border-color:var(--blue-2);box-shadow:0 0 0 4px rgba(36,116,255,.1)}
.muted{color:var(--muted)}
.small{font-size:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800}
.badge-success{background:#dcfce7;color:#15803d}
.badge-danger{background:#fee2e2;color:#b91c1c}
.badge-warning{background:#fef3c7;color:#a16207}
.badge-neutral{background:#e2e8f0;color:#475569}
.toast{position:fixed;right:22px;bottom:22px;z-index:50;min-width:260px;max-width:420px;padding:14px 16px;border-radius:14px;background:var(--navy);color:#fff;box-shadow:0 20px 45px rgba(2,6,23,.22);font-size:13px}
.toast.ok{background:#047857}.toast.error{background:#b91c1c}
.empty{padding:28px;text-align:center;color:var(--muted);font-size:13px}
.code{font-family:"SFMono-Regular",Consolas,monospace;background:#eef2ff;padding:2px 5px;border-radius:5px}