*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #4F46E5;--primary-hover: #4338CA;--primary-light: #EEF2FF;--secondary: #6B7280;--success: #10B981;--danger: #EF4444;--warning: #F59E0B;--bg: #F9FAFB;--surface: #FFFFFF;--border: #E5E7EB;--text: #111827;--text-secondary: #6B7280;--text-muted: #9CA3AF;--radius: 8px;--radius-lg: 12px;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--shadow-lg: 0 10px 25px rgba(0,0,0,.08), 0 4px 6px rgba(0,0,0,.05)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;font-size:14px;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;font-size:14px;border:none;outline:none;transition:all .15s ease}input,textarea,select{font-family:inherit;font-size:14px;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-weight:500;cursor:pointer;transition:all .15s ease;border:1px solid transparent;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{background:#a5b4fc;cursor:not-allowed}.btn-secondary{background:var(--surface);color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-warning{background:var(--warning);color:#fff}.btn-warning:hover{background:#d97706}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#059669}.btn-sm{padding:5px 10px;font-size:13px}.btn-lg{padding:11px 24px;font-size:15px;width:100%;justify-content:center}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.form-input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-size:14px}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.form-input.error{border-color:var(--danger)}.card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow)}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:9999px;font-size:12px;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-danger{background:#fee2e2;color:#991b1b}.badge-warning{background:#fef3c7;color:#92400e}.badge-info{background:#dbeafe;color:#1e40af}.badge-purple{background:#ede9fe;color:#5b21b6}.table{width:100%;border-collapse:collapse}.table th{text-align:left;padding:10px 12px;font-size:12px;font-weight:500;color:var(--text-secondary);background:var(--bg);border-bottom:1px solid var(--border);white-space:nowrap}.table td{padding:12px;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--bg)}.alert{padding:10px 14px;border-radius:var(--radius);font-size:13px;margin-bottom:16px;display:flex;align-items:flex-start;gap:8px}.alert-error{background:#fef2f2;color:#dc2626;border:1px solid #FECACA}.alert-success{background:#f0fdf4;color:#16a34a;border:1px solid #BBF7D0}.alert-info{background:#eff6ff;color:#2563eb;border:1px solid #BFDBFE}.spinner{display:inline-block;width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .6s linear infinite}.spinner-dark{border-color:#0000001a;border-top-color:var(--primary)}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--text-muted);font-size:12px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}