:root{--blue:#0b5ed7;--orange:#f59e0b;--dark:#0f172a;--light:#f8fafc;--muted:#64748b;--border:#e2e8f0;--white:#fff;--danger:#dc2626;--success:#16a34a}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f1f5f9;color:#0f172a}.auth-body{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--blue),var(--dark))}.auth-card{width:95%;max-width:420px;background:#fff;border-radius:20px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.auth-card h2{margin:0 0 5px}.auth-card p{color:var(--muted)}.form-group{margin-bottom:15px}.form-group label{display:block;font-weight:700;margin-bottom:6px}.form-control{width:100%;border:1px solid var(--border);padding:12px;border-radius:10px;font-size:15px}.btn{border:0;border-radius:10px;padding:11px 16px;cursor:pointer;text-decoration:none;display:inline-block;font-weight:700}.btn-primary{background:var(--blue);color:#fff}.btn-orange{background:var(--orange);color:#111827}.btn-danger{background:var(--danger);color:#fff}.btn-light{background:#e2e8f0;color:#111827}.alert{padding:12px;border-radius:10px;margin-bottom:15px}.alert-danger{background:#fee2e2;color:#991b1b}.app{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--dark);color:#fff;position:fixed;top:0;bottom:0;left:0;z-index:50;transition:.3s;overflow-y:auto}.brand{font-size:25px;font-weight:900;padding:22px;border-bottom:1px solid rgba(255,255,255,.1)}.brand span{color:var(--orange)}.sidebar nav a{display:flex;gap:12px;align-items:center;color:#cbd5e1;text-decoration:none;padding:14px 22px;margin:4px 10px;border-radius:12px}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.1);color:#fff}.main{margin-left:260px;width:calc(100% - 260px);min-height:100vh}.topbar{height:75px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:20}.topbar h4{margin:0}.topbar small{color:var(--muted)}.menu-btn{display:none;background:var(--blue);color:#fff;border:0;border-radius:10px;padding:10px 12px}.topbar-user{display:flex;gap:12px;align-items:center}.logout-btn{text-decoration:none;background:#fee2e2;color:#991b1b;padding:9px 12px;border-radius:10px}.content{padding:24px}.page-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:10px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:24px}.card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:0 4px 20px rgba(15,23,42,.04)}.stat h3{font-size:30px;margin:8px 0}.stat p{color:var(--muted);margin:0}.stat-icon{width:45px;height:45px;border-radius:14px;background:#dbeafe;color:var(--blue);display:flex;align-items:center;justify-content:center}.table-wrap{background:#fff;border-radius:18px;border:1px solid var(--border);overflow:auto}.table{width:100%;border-collapse:collapse;min-width:850px}.table th,.table td{padding:13px 15px;border-bottom:1px solid var(--border);text-align:left}.table th{background:#f8fafc;font-size:13px;text-transform:uppercase;color:var(--muted)}.badge{padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}.badge-success{background:#dcfce7;color:#166534}.badge-danger{background:#fee2e2;color:#991b1b}.badge-warning{background:#fef3c7;color:#92400e}.badge-primary{background:#dbeafe;color:#1e40af}.badge-secondary{background:#e2e8f0;color:#334155}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.actions{display:flex;gap:8px;flex-wrap:wrap}.overlay{display:none}.note{color:var(--muted);font-size:13px}.quick-actions{display:flex;gap:10px;flex-wrap:wrap}@media(max-width:992px){.cards{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%}.menu-btn{display:block}.overlay.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:40}.topbar{padding:0 14px}.topbar-user span{display:none}}@media(max-width:600px){.cards{grid-template-columns:1fr}.content{padding:15px}.page-title{align-items:flex-start;flex-direction:column}.auth-card{padding:22px}.topbar h4{font-size:16px}.topbar small{display:none}}