:root,[data-theme=light]{--bg: #f5f6fa;--bg-card: #ffffff;--bg-header: #ffffff;--bg-tag: #f0f2f5;--bg-tag-active: #6366f1;--bg-input: #f5f7fb;--text: #1a1a2e;--text-secondary: #6b7280;--text-muted: #9ca3af;--border: #e5e7eb;--brand: #6366f1;--brand-light: #eef2ff;--green: #10b981;--green-bg: #ecfdf5;--orange: #f59e0b;--orange-bg: #fffbeb;--red: #ef4444;--red-bg: #fef2f2;--blue: #3b82f6;--shadow: 0 2px 8px rgba(0,0,0,.06);--shadow-lg: 0 8px 24px rgba(0,0,0,.1);--radius: 10px;--radius-sm: 6px}[data-theme=dark]{--bg: #141829;--bg-card: #1c2135;--bg-header: #1c2135;--bg-tag: #262c42;--bg-tag-active: #1668dc;--bg-input: #1f2540;--text: #e8ecf2;--text-secondary: #8d95a8;--text-muted: #5a6178;--border: #2a3048;--brand: #1668dc;--brand-light: #172545;--green: #20c980;--green-bg: #132e21;--orange: #f5a623;--orange-bg: #2d2410;--red: #f5565e;--red-bg: #2c181a;--blue: #4096ff;--shadow: 0 2px 8px rgba(0,0,0,.35);--shadow-lg: 0 8px 24px rgba(0,0,0,.55)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}a{color:var(--brand);text-decoration:none}.topnav{background:var(--bg-header);border-bottom:1px solid var(--border);padding:0 32px;height:60px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}.topnav-left{display:flex;align-items:center;gap:14px}.topnav-logo{font-size:20px;font-weight:700;color:var(--brand);display:flex;align-items:center;gap:8px}.topnav-logo .logo-icon{width:32px;height:32px;border-radius:var(--radius-sm)}.topnav-divider{width:1px;height:24px;background:var(--border)}.topnav-title{font-size:14px;color:var(--text-secondary);font-weight:500}.topnav-right{display:flex;align-items:center;gap:12px}.theme-btn{width:34px;height:34px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--text);transition:all .2s}.theme-btn:hover{background:var(--bg)}.user-btn{display:flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);cursor:pointer;font-size:14px;color:var(--text);transition:all .2s}.user-btn:hover{background:var(--bg)}.user-avatar{width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}.user-wrap{position:relative}.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:220px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);z-index:300;overflow:hidden}.user-dropdown-info{display:flex;align-items:center;gap:12px;padding:16px}.user-avatar-lg{width:40px;height:40px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex-shrink:0}.user-dropdown-name{font-size:14px;font-weight:600;color:var(--text)}.user-dropdown-role{font-size:12px;color:var(--text-muted);margin-top:2px}.user-dropdown-divider{height:1px;background:var(--border)}.user-dropdown-item{display:flex;align-items:center;gap:10px;width:100%;padding:12px 16px;border:none;background:none;font-size:14px;color:var(--text);cursor:pointer;transition:background .15s}.user-dropdown-item:hover{background:var(--bg)}.user-dropdown-item.danger{color:var(--red)}.drop-enter-active,.drop-leave-active{transition:opacity .15s ease,transform .15s ease}.drop-enter-from,.drop-leave-to{opacity:0;transform:translateY(-6px)}.page-content{max-width:1200px;margin:0 auto;padding:28px 32px}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:28px}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);display:flex;align-items:center;gap:16px}.stat-icon-box{width:44px;height:44px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}.stat-label{font-size:13px;color:var(--text-secondary);margin-bottom:2px}.stat-val{font-size:26px;font-weight:700;line-height:1.2}.tab-bar{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:20px}.tab-btn{padding:10px 24px;font-size:14px;font-weight:500;color:var(--text-secondary);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;transition:all .2s}.tab-btn:hover{color:var(--text)}.tab-btn.active{color:var(--brand);border-bottom-color:var(--brand)}.filter-row{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}.filter-label{font-size:13px;color:var(--text-secondary);margin-right:4px}.filter-tag{padding:5px 14px;border-radius:100px;font-size:13px;font-weight:500;cursor:pointer;border:none;background:var(--bg-tag);color:var(--text-secondary);transition:all .2s}.filter-tag:hover{background:var(--border)}.filter-tag.active{background:var(--bg-tag-active);color:#fff}.filter-count{margin-left:6px;opacity:.7}.content-panel{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.panel-toolbar{padding:14px 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.panel-toolbar h3{font-size:15px;font-weight:600}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}table th{background:var(--bg);padding:11px 16px;text-align:left;font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;border-bottom:1px solid var(--border)}table td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:middle}table tbody tr:hover{background:var(--bg)}table tbody tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:100px;font-size:12px;font-weight:500;white-space:nowrap}.badge-green{background:var(--green-bg);color:var(--green)}.badge-red{background:var(--red-bg);color:var(--red)}.badge-orange{background:var(--orange-bg);color:var(--orange)}.badge-blue{background:var(--brand-light);color:var(--brand)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;border:none;transition:all .2s;white-space:nowrap}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{opacity:.9}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-sm{padding:5px 12px;font-size:12px}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{background:var(--bg)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{opacity:.85}.btn-block{width:100%}.ann-list{display:flex;flex-direction:column;gap:12px}.ann-item{padding:14px 18px;border-radius:var(--radius-sm);border-left:3px solid var(--brand);background:var(--brand-light)}.ann-title{font-weight:600;font-size:14px;margin-bottom:4px}.ann-body{font-size:13px;color:var(--text-secondary);line-height:1.5}.submit-card{padding:24px}.submit-card textarea{width:100%;padding:14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;outline:none;resize:vertical;min-height:140px;background:var(--bg-input);color:var(--text);font-family:inherit;line-height:1.7;margin-bottom:16px}.submit-card textarea:focus{border-color:var(--brand)}.submit-hint{font-size:12px;color:var(--text-muted);margin-bottom:16px;line-height:1.6}.empty-state{text-align:center;padding:56px 20px;color:var(--text-muted)}.empty-icon{font-size:44px;margin-bottom:12px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.auth-card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:44px 40px;width:400px;max-width:92vw}.auth-card h2{font-size:22px;text-align:center;margin-bottom:6px;display:flex;align-items:center;justify-content:center;gap:8px}.auth-sub{color:var(--text-secondary);text-align:center;font-size:14px;margin-bottom:32px}.form-group{margin-bottom:18px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:5px}.form-group input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;outline:none;background:var(--bg-input);color:var(--text);transition:border-color .2s}.form-group input:focus{border-color:var(--brand)}.error-msg{background:var(--red-bg);color:var(--red);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px}.auth-error{display:flex;align-items:center;gap:10px;background:var(--red-bg);color:var(--red);padding:12px 16px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px;line-height:1.4}.auth-toast{position:fixed;top:24px;left:50%;transform:translate(-50%);z-index:9999;display:flex;align-items:center;gap:10px;padding:14px 24px;border-radius:var(--radius);font-size:14px;font-weight:500;box-shadow:0 8px 32px #0000002e;min-width:280px;justify-content:center}.auth-toast.toast-error{background:var(--red);color:#fff}.auth-toast.toast-success{background:var(--green);color:#fff}.toast-fade-enter-active,.toast-fade-leave-active{transition:all .3s ease}.toast-fade-enter-from{opacity:0;transform:translate(-50%) translateY(-16px)}.toast-fade-leave-to{opacity:0;transform:translate(-50%) translateY(-8px)}.auth-footer{text-align:center;margin-top:24px;font-size:13px;color:var(--text-secondary)}.auth-footer a{font-weight:500;margin-left:4px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:200;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s}.modal-box{background:var(--bg-card);border-radius:var(--radius);width:480px;max-width:92vw;max-height:80vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.modal-header{padding:16px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-header h3{font-size:16px}.modal-close{width:30px;height:30px;border-radius:50%;border:none;background:transparent;cursor:pointer;font-size:18px;color:var(--text-secondary);display:flex;align-items:center;justify-content:center}.modal-close:hover{background:var(--bg)}.modal-body{padding:22px}.modal-footer{padding:14px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}.drawer-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:400}.drawer-panel{position:fixed;top:0;right:0;width:520px;max-width:92vw;height:100vh;background:var(--bg-card);box-shadow:-4px 0 24px #00000026;z-index:401;display:flex;flex-direction:column}.drawer-header{display:flex;align-items:center;gap:12px;padding:18px 24px;border-bottom:1px solid var(--border);flex-shrink:0}.drawer-header h3{font-size:16px;flex:1}.drawer-close{width:32px;height:32px;border-radius:var(--radius-sm);border:none;background:transparent;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;transition:background .15s}.drawer-close:hover{background:var(--bg)}.drawer-body{flex:1;overflow-y:auto;padding:0}.drawer-table{width:100%;border-collapse:collapse;font-size:13px}.drawer-table th{background:var(--bg);padding:10px 16px;text-align:left;font-weight:600;color:var(--text-secondary);font-size:12px;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1}.drawer-table td{padding:10px 16px;border-bottom:1px solid var(--border)}.drawer-table tbody tr:hover{background:var(--bg)}.drawer-fade-enter-active,.drawer-fade-leave-active{transition:opacity .25s ease}.drawer-fade-enter-from,.drawer-fade-leave-to{opacity:0}.drawer-slide-enter-active,.drawer-slide-leave-active{transition:transform .25s ease}.drawer-slide-enter-from,.drawer-slide-leave-to{transform:translate(100%)}.action-btns{display:flex;gap:6px;flex-wrap:wrap}.fade-enter-active,.fade-leave-active{transition:opacity .2s ease}.fade-enter-from,.fade-leave-to{opacity:0}.spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--brand);border-radius:50%;animation:spin .6s linear infinite}.toast-container{position:fixed;top:20px;right:20px;z-index:999;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 20px;border-radius:var(--radius-sm);font-size:14px;box-shadow:var(--shadow-lg);animation:slideIn .3s;max-width:360px;line-height:1.4}.toast-success{background:var(--green);color:#fff}.toast-error{background:var(--red);color:#fff}.toast-info{background:var(--blue);color:#fff}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}@media (max-width: 900px){.stat-row{grid-template-columns:repeat(2,1fr)}.page-content{padding:20px 16px}.topnav{padding:0 16px}}@media (max-width: 560px){.stat-row{grid-template-columns:1fr}.tab-btn{padding:10px 14px;font-size:13px}}