:root{--primary: #1e2a5e;--primary-light: #2d4bb8;--primary-dark: #0f1840;--accent: #8b5cf6;--accent-light: #a78bfa;--accent-dark: #6d28d9}body{display:flex}.sidebar{width:var(--sidebar-width);height:100vh;background:#2a3a78;position:fixed;left:0;top:0;z-index:100;display:flex;flex-direction:column;overflow-y:auto}.sidebar-logo{padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:10px}.sidebar-logo .logo-icon{width:36px;height:36px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;font-weight:700}.sidebar-logo .logo-text{color:#fff;font-size:15px;font-weight:600;line-height:1.3}.sidebar-menu{padding:8px 0;flex:1}.sidebar-menu .menu-group-title{padding:12px 20px 6px;font-size:11px;color:#ffffff59;letter-spacing:1px;font-weight:600}.sidebar-menu>a{display:flex;align-items:center;gap:10px;padding:8px 20px;color:#ffffffa6;text-decoration:none;font-size:13px;transition:all .2s;border-left:3px solid transparent;cursor:pointer}.sidebar-menu>a:hover{color:#fff;background:#ffffff0f;border-left-color:#ffffff4d}.sidebar-menu>a.active{color:#fff;background:#ffffff1a;border-left-color:var(--accent);font-weight:500}.sidebar-menu>a i{width:20px;text-align:center;font-size:14px;color:#ffffff80;transition:color .2s}.sidebar-menu>a:hover i,.sidebar-menu>a.active i{color:var(--accent)}.menu-parent{position:relative}.menu-parent>a.has-submenu{display:flex;align-items:center;gap:10px;padding:10px 20px;color:#ffffffb3;text-decoration:none;font-size:14px;transition:all .2s;border-left:3px solid transparent;cursor:pointer}.menu-parent>a.has-submenu:hover{color:#fff;background:#ffffff14;border-left-color:var(--accent)}.menu-parent>a.has-submenu.active{color:#fff;background:#ffffff1f;border-left-color:var(--accent);font-weight:500}.menu-parent>a.has-submenu .submenu-arrow{margin-left:auto;font-size:10px;transition:transform 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rgba(255,255,255,.2);border-radius:6px;font-size:12px;color:#fff;background:#ffffff1a;cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23ffffff'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}.exhibition-select option{color:#1e293b;background:#fff}.exhibition-select:focus{outline:none;border-color:#fff6}.main-content{margin-left:var(--sidebar-width);flex:1;min-height:100vh;display:flex;flex-direction:column;min-width:0;overflow:hidden}.top-header{height:var(--header-height);background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:50;box-shadow:0 1px 3px #0000000a}.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px}.breadcrumb a{color:var(--text-secondary);text-decoration:none;cursor:pointer}.breadcrumb span{color:var(--text);font-weight:500}.breadcrumb .sep{color:var(--text-muted)}.user-info{display:flex;align-items:center;gap:16px}.user-info .notify{position:relative;cursor:pointer;color:var(--text-secondary);font-size:18px}.user-info .notify .badge{position:absolute;top:-4px;right:-6px;background:var(--danger);color:#fff;font-size:10px;width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center}.user-info .company-avatar{width:30px;height:30px;border-radius:6px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px}.user-info .company-name{font-size:13px;color:var(--text);font-weight:500}.stat-grid{display:flex;gap:12px;margin-bottom:14px;flex-wrap:wrap}.stat-card{flex:1;min-width:160px;background:var(--card);border-radius:10px;border:1px solid var(--border);padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all 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.stat-value.green{color:var(--success)}.stat-card .stat-value.orange{color:var(--warning)}.stat-card .stat-value.pink{color:#ec4899}.stat-card .stat-value.cyan{color:#06b6d4}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#00000026;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#00000040}.loading-overlay{position:fixed;inset:0;background:#fff9;z-index:3000;display:none;align-items:center;justify-content:center;flex-direction:column;gap:16px}.loading-overlay.show{display:flex}.loading-spinner{width:40px;height:40px;border:3px solid rgba(0,0,0,.1);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:14px;color:var(--text-secondary);font-weight:500}.page-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}.filter-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:14px;padding:16px 18px;border-radius:10px;background:var(--card);border:1px solid var(--border)}.filter-tab-bar{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.filter-tab-bar .filter-tab{display:inline-flex;align-items:center;padding:5px 14px;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:#fff;color:var(--text-secondary);transition:all .2s;user-select:none;white-space:nowrap}.filter-tab-bar .filter-tab:hover{border-color:var(--primary);color:var(--primary)}.filter-tab-bar .filter-tab.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 2px 6px #3b6ff540}.filter-tab-bar .filter-tab .ft-count{font-size:11px;font-weight:600;margin-left:4px;padding:1px 6px;border-radius:10px;background:var(--bg);color:var(--text-muted)}.filter-tab-bar .filter-tab.active .ft-count{background:#ffffff40;color:#fff}.filter-tab-bar .filter-tab:not(.active) .ft-count{background:#3b6ff51a;color:var(--primary)}.filter-bar .form-select{width:130px;height:36px;border:1px solid var(--border);background:#fff;border-radius:6px}.search-box{display:flex;align-items:center;gap:8px;padding:7px 14px;border:1px solid var(--border);border-radius:6px;background:#fff;transition:border-color .2s,box-shadow .2s;margin-left:auto}.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px #3b6ff50f}.search-box i,.search-box svg{color:var(--text-muted);flex-shrink:0}.search-box input{border:none;outline:none;font-size:13px;color:var(--text);background:transparent;width:200px}.search-box 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10px;border-radius:12px;font-size:12px;font-weight:500}.bs:before{content:"";width:6px;height:6px;border-radius:50%}.bs-blue{background:#4299e11a;color:#2b6cb0}.bs-blue:before{background:#4299e1}.bs-green{background:#48bb781a;color:#276749}.bs-green:before{background:#48bb78}.bs-yellow{background:#ed89361a;color:#c05621}.bs-yellow:before{background:#ed8936}.bs-gray{background:#a0aec01a;color:#4a5568}.bs-gray:before{background:#a0aec0}.bs-red{background:#f565651a;color:#c53030}.bs-red:before{background:#f56565}.bs-purple{background:#8b5cf61a;color:#6d28d9}.bs-purple:before{background:#8b5cf6}.pagination{display:flex;align-items:center;justify-content:space-between;padding:12px 0;font-size:13px;color:var(--text-secondary)}.pagination .page-info{display:flex;align-items:center;gap:8px}.pagination .page-btns{display:flex;gap:4px}.pagination .page-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:6px;border:1px solid var(--border);background:#fff;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:all .2s}.pagination .page-btn:hover{border-color:var(--primary);color:var(--primary)}.pagination .page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pagination .page-btn.disabled{opacity:.4;cursor:not-allowed}.action-btns{display:flex;gap:6px;align-items:center}.action-btn{padding:4px 10px;border-radius:4px;font-size:12px;cursor:pointer;border:none;background:none;transition:all .15s;white-space:nowrap}.action-btn.primary{color:var(--primary)}.action-btn.primary:hover{background:#3b6ff514}.action-btn.success{color:var(--success)}.action-btn.success:hover{background:#48bb7814}.action-btn.danger{color:var(--danger)}.action-btn.danger:hover{background:#f5656514}.action-btn.muted{color:var(--text-muted)}.action-btn.muted:hover{color:var(--text);background:#0000000a}.toolbar-title{font-size:20px;font-weight:600;color:var(--text);margin:0;line-height:36px}.td-muted{color:var(--text-secondary)}