:root{--primary: #0b6efd;--primary-dark: #0056d2;--secondary: #6c757d;--success: #28a745;--danger: #dc3545;--warning: #ffc107;--info: #17a2b8;--light: #f8f9fa;--dark: #343a40;--bg: #f7f9fb;--card: #ffffff;--border: #e6e9ef;--text: #1f2937;--text-muted: #6b7280;--shadow: 0 2px 8px rgba(0, 0, 0, .08);--radius: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.app{min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}.page-header{margin-bottom:24px}.page-title{font-size:28px;font-weight:600;color:var(--text);margin-bottom:8px}.page-subtitle{color:var(--text-muted);font-size:14px}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}.card-title{font-size:18px;font-weight:600}.form{max-width:600px}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:6px;font-weight:500;font-size:14px;color:var(--text)}.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;transition:all .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #0b6efd1a}.form-textarea{resize:vertical;min-height:80px}.form-error{color:var(--danger);font-size:13px;margin-top:4px}.form-hint{color:var(--text-muted);font-size:13px;margin-top:4px}.btn{padding:10px 20px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:8px;text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-secondary{background:var(--secondary);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{background:var(--light)}.btn-sm{padding:6px 12px;font-size:13px}.btn-lg{padding:12px 24px;font-size:16px}.btn-block{width:100%;justify-content:center}.table-container{overflow-x:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th{text-align:left;padding:12px;background:var(--light);font-weight:600;font-size:14px;color:var(--text);border-bottom:2px solid var(--border)}.table td{padding:12px;border-bottom:1px solid var(--border);font-size:14px}.table tbody tr:hover{background:var(--light)}.table-actions{display:flex;gap:8px}.badge{display:inline-block;padding:4px 10px;border-radius:12px;font-size:12px;font-weight:500}.badge-primary{background:#e6f0ff;color:var(--primary)}.badge-success{background:#d4edda;color:#155724}.badge-danger{background:#f8d7da;color:#721c24}.badge-warning{background:#fff3cd;color:#856404}.badge-secondary{background:#e2e3e5;color:#383d41}.alert{padding:12px 16px;border-radius:6px;margin-bottom:16px}.alert-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.alert-error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.alert-info{background:#d1ecf1;color:#0c5460;border:1px solid #bee5eb}.loading{display:flex;justify-content:center;align-items:center;padding:40px}.spinner{border:3px solid var(--border);border-top:3px solid var(--primary);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.auth-card{background:#fff;border-radius:12px;box-shadow:0 10px 40px #0000001a;padding:40px;width:100%;max-width:440px}.auth-header{text-align:center;margin-bottom:32px}.auth-title{font-size:28px;font-weight:700;color:var(--text);margin-bottom:8px}.auth-subtitle{color:var(--text-muted);font-size:14px}.auth-link{text-align:center;margin-top:20px;font-size:14px;color:var(--text-muted)}.auth-link a{color:var(--primary);text-decoration:none;font-weight:500}.auth-link a:hover{text-decoration:underline}.dashboard{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--card);border-right:1px solid var(--border);padding:20px 0}.sidebar-header{padding:0 20px 20px;border-bottom:1px solid var(--border);margin-bottom:20px}.sidebar-title{font-size:20px;font-weight:700;color:var(--primary)}.sidebar-nav{list-style:none}.nav-item{margin-bottom:4px}.nav-link{display:flex;align-items:center;padding:12px 20px;color:var(--text);text-decoration:none;transition:all .2s;gap:12px}.nav-link:hover{background:var(--light)}.nav-link.active{background:var(--primary);color:#fff}.main-content{flex:1;background:var(--bg);overflow-y:auto}.topbar{background:var(--card);border-bottom:1px solid var(--border);padding:16px 24px;display:flex;justify-content:space-between;align-items:center}.user-menu{display:flex;align-items:center;gap:12px}.user-info{text-align:right}.user-name{font-weight:500;font-size:14px}.user-role{font-size:12px;color:var(--text-muted)}.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:20px}.page-btn{padding:8px 12px;border:1px solid var(--border);background:#fff;border-radius:6px;cursor:pointer;font-size:14px}.page-btn:hover:not(:disabled){background:var(--light)}.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.page-btn:disabled{opacity:.5;cursor:not-allowed}@media(max-width:768px){.dashboard{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border)}.container{padding:12px}.card{padding:16px}.table-container{overflow-x:scroll}}