*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #6366f1;--primary-dark: #4f46e5;--primary-light: #eef2ff;--bg: #f5f6fa;--card: #ffffff;--text: #1e293b;--text-light: #64748b;--border: #e2e8f0;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--shadow: 0 1px 3px rgba(0, 0, 0, .08)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}#app{min-height:100vh}a{color:var(--primary);text-decoration:none}.card{background:var(--card);border-radius:12px;box-shadow:var(--shadow);padding:20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:var(--card);color:var(--text);cursor:pointer;font-size:14px;transition:all .2s}.btn:hover{border-color:var(--primary);color:var(--primary)}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);color:#fff}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-success{background:var(--success);border-color:var(--success);color:#fff}.btn-warning{background:var(--warning);border-color:var(--warning);color:#fff}.input,.select,.textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;background:#fff;color:var(--text);outline:none;transition:border-color .2s}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary)}.label{display:block;margin-bottom:6px;font-size:13px;color:var(--text-light)}.form-group{margin-bottom:16px}.text-muted{color:var(--text-light)}.text-danger{color:var(--danger)}.text-success{color:var(--success)}.text-warning{color:var(--warning)}.text-center{text-align:center}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-center{display:flex;align-items:center;justify-content:center}.gap-2{gap:8px}.gap-3{gap:12px}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;text-align:left;border-bottom:1px solid var(--border)}.table th{background:#f8fafc;font-weight:600;color:var(--text-light);font-size:13px}.table tr:hover{background:#fafbff}.tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:500}.tag-success{background:#dcfce7;color:#166534}.tag-warning{background:#fef3c7;color:#92400e}.tag-danger{background:#fee2e2;color:#991b1b}.tag-info{background:#dbeafe;color:#1e40af}.tag-gray{background:#f1f5f9;color:#475569}.stat-card{background:var(--card);border-radius:12px;padding:20px;box-shadow:var(--shadow);border-left:4px solid var(--primary)}.stat-card .stat-value{font-size:28px;font-weight:700;margin-top:8px}.stat-card .stat-label{color:var(--text-light);font-size:13px}