:root{--primary: #4f46e5;--primary-hover: #4338ca;--primary-light: #eef2ff;--success: #10b981;--success-light: #ecfdf5;--danger: #ef4444;--danger-light: #fef2f2;--warning: #f59e0b;--warning-light: #fffbeb;--info: #3b82f6;--info-light: #eff6ff;--bg: #f1f5f9;--bg-card: #ffffff;--bg-secondary: #f8fafc;--text: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border: #e2e8f0;--sidebar-bg: #111827;--sidebar-text: #cbd5e1;--sidebar-active: #4f46e5;--sidebar-hover: #1f2937;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);--radius: 8px;--radius-lg: 12px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;color:var(--text);background:var(--bg);line-height:1.5}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.layout{display:flex;height:100vh}.sidebar{width:250px;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto;transition:width .2s}.sidebar.collapsed{width:64px}.sidebar.collapsed .sidebar-brand span,.sidebar.collapsed .sidebar-nav a span,.sidebar.collapsed .sidebar-footer{display:none}.sidebar.collapsed .sidebar-nav a{justify-content:center;padding:12px}.sidebar-brand{padding:20px 16px;font-size:18px;font-weight:700;color:#fff;display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-brand i{font-size:24px;color:#818cf8}.sidebar-nav{padding:12px 0;flex:1}.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:10px 20px;color:var(--sidebar-text);text-decoration:none;font-size:14px;transition:all .15s;border-left:3px solid transparent}.sidebar-nav a:hover{background:var(--sidebar-hover);color:#fff;text-decoration:none}.sidebar-nav a.active,.sidebar-nav a.router-link-active.router-link-exact-active{background:#4f46e526;color:#fff;border-left-color:var(--sidebar-active)}.sidebar-nav a i{font-size:18px;width:22px;text-align:center}.sidebar-footer{padding:16px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:var(--text-muted)}.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}.topbar{height:56px;background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0}.topbar-left{display:flex;align-items:center;gap:12px}.topbar-title{font-size:16px;font-weight:600}.topbar-breadcrumb{font-size:13px;color:var(--text-secondary)}.topbar-breadcrumb a{color:var(--text-muted)}.topbar-actions{display:flex;align-items:center;gap:12px}.topbar-clock{font-size:13px;color:var(--text-muted);font-family:monospace}.content-area{flex:1;overflow-y:auto;padding:24px}.card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}.card-title{font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px}.card-title i{color:var(--primary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:20px;display:flex;align-items:center;gap:16px}.stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.stat-icon.blue{background:var(--info-light);color:var(--info)}.stat-icon.green{background:var(--success-light);color:var(--success)}.stat-icon.orange{background:var(--warning-light);color:var(--warning)}.stat-icon.purple{background:var(--primary-light);color:var(--primary)}.stat-icon.red{background:var(--danger-light);color:var(--danger)}.stat-icon.teal{background:#ccfbf1;color:#14b8a6}.stat-info h3{font-size:24px;font-weight:700;line-height:1.2}.stat-info p{font-size:13px;color:var(--text-secondary);margin-top:2px}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);font-size:13px;white-space:nowrap}th{background:var(--bg-secondary);color:var(--text-secondary);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.5px;position:sticky;top:0}tr:hover{background:var(--bg-secondary)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;text-decoration:none;line-height:1.5;white-space:nowrap}.btn:hover{text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-success{background:var(--success);color:#fff}.btn-success:hover:not(:disabled){background:#059669}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-warning{background:var(--warning);color:#fff}.btn-warning:hover:not(:disabled){background:#d97706}.btn-info{background:var(--info);color:#fff}.btn-info:hover:not(:disabled){background:#2563eb}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover:not(:disabled){background:var(--bg-secondary);border-color:var(--text-muted)}.btn-sm{padding:5px 10px;font-size:12px}.btn-xs{padding:3px 8px;font-size:11px}.btn-icon{padding:6px 8px}.btn-group{display:flex;gap:6px;align-items:center}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:13px;font-weight:500;color:var(--text-secondary)}.form-control{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;color:var(--text);background:#fff;transition:border-color .15s;outline:none}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.form-control::placeholder{color:var(--text-muted)}.form-control:disabled,.form-control[readonly]{background:var(--bg-secondary);cursor:not-allowed}select.form-control{cursor:pointer}textarea.form-control{resize:vertical;min-height:80px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap}.badge-success{background:var(--success-light);color:var(--success)}.badge-danger{background:var(--danger-light);color:var(--danger)}.badge-warning{background:var(--warning-light);color:var(--warning)}.badge-info{background:var(--info-light);color:var(--info)}.badge-secondary{background:#f1f5f9;color:#64748b}.pagination{display:flex;align-items:center;justify-content:center;gap:4px;margin-top:16px}.pagination button{padding:6px 12px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;font-size:13px;cursor:pointer;transition:all .15s}.pagination button:hover:not(:disabled){background:var(--primary-light);border-color:var(--primary);color:var(--primary)}.pagination button:disabled{opacity:.4;cursor:not-allowed}.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pagination span{padding:6px 8px;font-size:13px;color:var(--text-secondary)}.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}.search-input{position:relative;flex:1;min-width:200px;max-width:360px}.search-input i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted)}.search-input input{width:100%;padding:8px 12px 8px 36px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;outline:none;transition:border-color .15s}.search-input input:focus{border-color:var(--primary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .15s}.modal{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:0 20px 60px #0003;width:90%;max-width:560px;max-height:85vh;overflow-y:auto;padding:24px;animation:scaleIn .2s}.modal-lg{max-width:800px}.modal-title{font-size:18px;font-weight:600;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}.toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 20px;border-radius:var(--radius);color:#fff;font-size:13px;box-shadow:var(--shadow-md);animation:slideIn .3s ease;max-width:400px}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}.toast-info{background:var(--info)}.toast-warning{background:var(--warning)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state i{font-size:48px;margin-bottom:12px;display:block}.empty-state p{font-size:15px}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-muted);gap:8px}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:20px}.tab-btn{padding:10px 20px;border:none;background:none;font-size:14px;font-weight:500;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s}.tab-btn:hover{color:var(--text)}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e293b,#334155)}.login-box{background:#fff;border-radius:16px;box-shadow:0 20px 60px #0000004d;padding:40px;width:420px;max-width:90vw}.login-box h1{font-size:24px;font-weight:700;text-align:center;margin-bottom:8px}.login-box p{text-align:center;color:var(--text-secondary);margin-bottom:28px;font-size:14px}.login-box .form-control{padding:10px 14px;font-size:15px}.login-box .btn{width:100%;justify-content:center;padding:11px;font-size:15px}.login-error{background:var(--danger-light);color:var(--danger);padding:10px 14px;border-radius:var(--radius);font-size:13px;margin-bottom:16px;text-align:center}.captcha-row{display:flex;gap:10px;align-items:stretch}.captcha-input{flex:1;min-width:0}.captcha-img-btn{flex-shrink:0;padding:0;border:1px solid var(--border);border-radius:var(--radius);background:#f8fafc;cursor:pointer;overflow:hidden;width:120px;height:44px;display:flex;align-items:center;justify-content:center}.captcha-img-btn:hover{border-color:var(--primary)}.captcha-img{display:block;width:120px;height:44px}.captcha-loading{font-size:12px;color:var(--text-secondary)}@media (max-width: 768px){.sidebar{position:fixed;z-index:100;transform:translate(-100%)}.sidebar.show{transform:translate(0)}.stats-grid{grid-template-columns:1fr 1fr}.content-area{padding:16px}.toolbar{flex-direction:column;align-items:stretch}.search-input{max-width:none}.form-row{grid-template-columns:1fr}}