.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--sidebar-bg);color:var(--sidebar-text);position:fixed;top:0;left:0;height:100vh;z-index:100;transition:transform .3s;overflow-y:auto}.sidebar-header{padding:20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-header h2{color:#fff;font-size:18px}.sidebar-header span{font-size:12px;opacity:.7}.sidebar-nav{padding:16px 0}.sidebar-nav a{display:flex;align-items:center;gap:10px;padding:12px 20px;color:var(--sidebar-text);transition:background .2s;font-size:14px}.sidebar-nav a:hover,.sidebar-nav a.active{background:#ffffff1a;color:#fff}.main-content{flex:1;margin-left:260px;min-height:100vh}.navbar{background:var(--card);padding:12px 24px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow);position:sticky;top:0;z-index:50}.navbar-left{display:flex;align-items:center;gap:16px}.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--text)}.navbar-right{display:flex;align-items:center;gap:16px}.navbar-user{font-size:14px;color:var(--text-muted)}.page-content{padding:24px}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:99}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay.show{display:block}.main-content{margin-left:0}.menu-toggle{display:block}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e1b4b,#4f46e5);padding:20px}.login-card{background:#fff;border-radius:12px;padding:40px;width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.login-card h1{font-size:24px;margin-bottom:8px;color:#1e1b4b}.login-card>p{color:#64748b;margin-bottom:24px;font-size:14px}:root{--primary: #4f46e5;--primary-dark: #4338ca;--sidebar-bg: #1e1b4b;--sidebar-text: #c7d2fe;--bg: #f1f5f9;--card: #ffffff;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{text-decoration:none;color:inherit}button,input,select,textarea{font-family:inherit}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius);cursor:pointer;font-size:14px;font-weight:500;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:4px 10px;font-size:12px}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:14px;font-weight:500}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px}.form-group textarea{min-height:100px;resize:vertical}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px;text-align:left;border-bottom:1px solid var(--border)}th{font-size:12px;text-transform:uppercase;color:var(--text-muted);font-weight:600}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:12px;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}.badge-gray{background:#f1f5f9;color:#475569}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-header h1{font-size:24px;font-weight:600}.filters{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}.filters input,.filters select{padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px}.pagination{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:20px}.loading,.empty{text-align:center;padding:40px;color:var(--text-muted)}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:14px}.alert-error{background:#fee2e2;color:#991b1b}.alert-success{background:#d1fae5;color:#065f46}.grid-stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.stat-card h3{font-size:28px;font-weight:700;color:var(--primary)}.stat-card p{font-size:14px;color:var(--text-muted);margin-top:4px}.form-card{max-width:600px}.form-actions{display:flex;gap:12px;margin-top:20px}