:root{--primary: #3b82f6;--primary-dark: #2563eb;--secondary: #64748b;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--text-primary: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--shadow: 0 1px 3px rgba(0, 0, 0, .1);--shadow-lg: 0 4px 6px rgba(0, 0, 0, .1);--radius: 8px;--radius-sm: 4px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;font-size:14px;line-height:1.5;color:var(--text-primary);background-color:var(--bg-secondary)}#app{min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;border:none;border-radius:var(--radius);cursor:pointer;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-success{background:var(--success);color:#fff}.btn-sm{padding:4px 12px;font-size:12px}.btn-lg{padding:12px 24px;font-size:16px}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:4px;font-weight:500;color:var(--text-primary)}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;font-size:14px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;transition:border-color .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary)}.form-textarea{resize:vertical;min-height:100px}.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.card-title{font-size:16px;font-weight:600}.card-body{padding:20px}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}.table th{font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:.5px;background:var(--bg-secondary)}.table tr:hover{background:var(--bg-secondary)}.badge{display:inline-flex;align-items:center;padding:2px 8px;font-size:12px;font-weight:500;border-radius:9999px}.badge-primary{background:#dbeafe;color:#1d4ed8}.badge-success{background:#dcfce7;color:#15803d}.badge-warning{background:#fef3c7;color:#b45309}.badge-danger{background:#fee2e2;color:#b91c1c}.badge-secondary{background:var(--bg-tertiary);color:var(--text-secondary)}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px}.alert-success{background:#dcfce7;color:#15803d}.alert-warning{background:#fef3c7;color:#b45309}.alert-danger{background:#fee2e2;color:#b91c1c}.alert-info{background:#dbeafe;color:#1d4ed8}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:24px;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:#fff;border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.stat-value{font-size:32px;font-weight:700;color:var(--text-primary)}.stat-label{color:var(--text-secondary);font-size:14px;margin-top:4px}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#fff;border-radius:var(--radius);max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:18px;font-weight:600}.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:var(--text-secondary)}.modal-body{padding:20px}.modal-footer{padding:16px 20px;border-top:1px solid var(--border);display:flex;gap:8px;justify-content:flex-end}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-secondary)}.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:40px;color:var(--text-secondary)}.empty-state-icon{font-size:48px;margin-bottom:16px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--text-secondary)}.text-danger{color:var(--danger)}.text-success{color:var(--success)}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-4{gap:16px}