:root{
    --bg:#eef1f8; --surface:rgba(255,255,255,.6); --surface2:rgba(241,245,252,.55);
    --border:rgba(31,41,80,.14); --border2:rgba(31,41,80,.07);
    --text:#1d1f2b; --text2:#6b7080; --text3:#a2a7b5;
    --accent:#0a6cff; --accent-hover:#0056d6; --accent-soft:rgba(10,108,255,.13);
    --green:#1faf4d; --green-soft:rgba(31,175,77,.15);
    --red:#ff3b30; --red-soft:rgba(255,59,48,.12);
    --yellow:#e88700; --yellow-soft:rgba(232,135,0,.16);
    --glass:blur(22px) saturate(165%);
    --shadow-sm:0 1px 2px rgba(31,38,90,.06),0 2px 10px rgba(31,38,90,.05);
    --shadow-md:0 14px 36px rgba(31,38,90,.12),0 2px 8px rgba(31,38,90,.06);
    --ring:0 0 0 3px rgba(10,108,255,.18);
    --radius:16px; --radius-sm:13px; --radius-xs:9px;
    --ease:cubic-bezier(.4,0,.2,1);
    --glass-bg:rgba(255,255,255,.55); --glass-border:rgba(255,255,255,.65);
    --panel-border:rgba(255,255,255,.6); --input-bg:rgba(255,255,255,.7);
    --th-bg:rgba(244,247,252,.75); --result-bg:rgba(255,255,255,.62);
    --tip-bg:#fff; --tip-text:#333; --code-bg:#f6f7f9;
    --ptab-bg:rgba(255,255,255,.25); --ptab-border:rgba(255,255,255,.5);
    --ptab-on:linear-gradient(135deg,rgba(255,255,255,.95),rgba(255,255,255,.68));
    --ptab-ring:inset 0 0 0 1px rgba(255,255,255,.9);
    --card-base:linear-gradient(135deg,rgba(255,255,255,.88),rgba(255,255,255,.45));
    --card-hi1:rgba(255,255,255,.55); --card-hi2:rgba(255,255,255,.32);
    --card-hover-border:rgba(255,255,255,.9);
    --overlay-bg:rgba(15,20,40,.35);
    --modal-bg:rgba(255,255,255,.72); --modal-border:rgba(255,255,255,.7);
    color-scheme:light;
  }
  html[data-theme="dark"]{
    --bg:#0b0e18; --surface:rgba(23,27,43,.62); --surface2:rgba(150,165,210,.09);
    --border:rgba(160,175,220,.18); --border2:rgba(160,175,220,.08);
    --text:#e6e9f2; --text2:#99a0b6; --text3:#5d6376;
    --accent:#5b96ff; --accent-hover:#7cabff; --accent-soft:rgba(91,150,255,.17);
    --green:#3fce62; --green-soft:rgba(63,206,98,.17);
    --red:#ff6159; --red-soft:rgba(255,97,89,.16);
    --yellow:#ffb340; --yellow-soft:rgba(255,179,64,.17);
    --shadow-sm:0 1px 2px rgba(0,0,0,.4),0 2px 12px rgba(0,0,0,.3);
    --shadow-md:0 16px 40px rgba(0,0,0,.55),0 2px 8px rgba(0,0,0,.4);
    --ring:0 0 0 3px rgba(91,150,255,.3);
    --glass-bg:rgba(16,20,33,.62); --glass-border:rgba(255,255,255,.07);
    --panel-border:rgba(255,255,255,.07); --input-bg:rgba(11,14,24,.55);
    --th-bg:rgba(17,21,35,.85); --result-bg:rgba(14,18,30,.6);
    --tip-bg:#1c2133; --tip-text:#dfe3ee; --code-bg:#12162a;
    --ptab-bg:rgba(11,14,24,.5); --ptab-border:rgba(255,255,255,.08);
    --ptab-on:linear-gradient(135deg,rgba(74,90,130,.85),rgba(48,58,88,.8));
    --ptab-ring:inset 0 0 0 1px rgba(255,255,255,.14);
    --card-base:linear-gradient(135deg,rgba(33,39,61,.85),rgba(19,23,38,.5));
    --card-hi1:rgba(255,255,255,.06); --card-hi2:rgba(255,255,255,.02);
    --card-hover-border:rgba(255,255,255,.18);
    --overlay-bg:rgba(2,4,10,.6);
    --modal-bg:rgba(21,25,41,.85); --modal-border:rgba(255,255,255,.1);
    color-scheme:dark;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  body{font-family:-apple-system,BlinkMacSystemFont,'SF Pro Text','Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:radial-gradient(1100px 720px at 6% -10%,rgba(10,108,255,.18),transparent 55%),radial-gradient(960px 680px at 110% 8%,rgba(120,86,255,.16),transparent 55%),radial-gradient(1000px 760px at 45% 118%,rgba(0,190,180,.12),transparent 55%),radial-gradient(640px 480px at 88% 82%,rgba(255,150,30,.12),transparent 60%),var(--bg);background-attachment:fixed;color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;transition:background-color .3s var(--ease),color .3s var(--ease)}
  ::-webkit-scrollbar{width:9px;height:9px}
  ::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px;border:2px solid transparent;background-clip:content-box}
  ::-webkit-scrollbar-thumb:hover{background:var(--text3);border:2px solid transparent;background-clip:content-box}
  ::-webkit-scrollbar-track{background:transparent}
  .layout{display:flex;min-height:100vh}

  /* ===== 侧边栏 ===== */
  .sidebar{width:232px;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass);backdrop-filter:var(--glass);border-right:1px solid var(--glass-border);box-shadow:1px 0 0 rgba(0,0,0,.03);flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:10}
  .sidebar-header{padding:20px 18px 16px;border-bottom:1px solid var(--border2)}
  .brand{display:flex;align-items:center;gap:10px}
  .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#007aff,#5856d6);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:var(--shadow-sm)}
  .logo svg{width:19px;height:19px;color:#fff}
  .brand-name{font-size:14px;font-weight:600;letter-spacing:-.2px}
  .brand-sub{font-size:11px;color:var(--text2);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .nav-section{padding:14px 12px 8px;flex:1}
  .nav-section-label{font-size:11px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;padding:0 8px 8px}
  .nav-item{display:flex;align-items:center;gap:11px;padding:9px 12px;cursor:pointer;color:var(--text2);transition:all .18s var(--ease);border-radius:var(--radius-xs);margin-bottom:2px;font-size:13.5px;font-weight:500;position:relative}
  .nav-item:hover{color:var(--text);background:var(--surface2)}
  .nav-item.on{color:var(--accent);background:var(--accent-soft)}
  .nav-item.on::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:0 3px 3px 0;background:var(--accent)}
  .nav-item svg{width:19px;height:19px;flex-shrink:0}
  .sidebar-footer{margin-top:auto;padding:14px 18px;border-top:1px solid var(--border2);font-size:11px;color:var(--text2);line-height:1.6}
  .sidebar-footer .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);margin-right:5px}
  .sidebar-footer .dot.err{background:var(--red);box-shadow:0 0 0 3px var(--red-soft)}

  /* ===== 池切换（分段控件） ===== */
  .pool-switch{padding:14px 16px 0}
  .pool-tabs{display:flex;gap:4px;background:var(--ptab-bg);-webkit-backdrop-filter:var(--glass);backdrop-filter:var(--glass);border:1px solid var(--ptab-border);border-radius:12px;padding:4px;box-shadow:inset 0 1px 1px rgba(255,255,255,.65),0 4px 16px rgba(31,38,90,.08)}
  .pool-tab{flex:1;border:none;background:transparent;color:var(--text2);font-size:12.5px;font-weight:600;padding:6px 10px;border-radius:8px;cursor:pointer;transition:color .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease);white-space:nowrap;line-height:1.4}
  .pool-tab:hover{color:var(--text)}
  .pool-tab.on{background:var(--ptab-on);-webkit-backdrop-filter:blur(12px) saturate(160%);backdrop-filter:blur(12px) saturate(160%);color:var(--accent);box-shadow:var(--ptab-ring),0 2px 6px rgba(31,38,90,.14),0 4px 14px rgba(10,108,255,.14)}
  .pool-tab:focus-visible{outline:none;box-shadow:var(--ring)}

  /* ===== 主区 ===== */
  .main{flex:1;min-width:0;padding:32px clamp(20px,3vw,48px) 60px}
  .content-shell{width:min(100%,1280px);margin:0 auto}
  .page-head{margin-bottom:24px}
  .page-head h1{font-size:26px;font-weight:700;letter-spacing:-.3px;background:linear-gradient(120deg,var(--text) 20%,var(--accent) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
  .page-head p{font-size:13px;color:var(--text2);margin-top:3px}
  section{animation:fadeUp .28s var(--ease)}
  @keyframes fadeUp{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}

  /* ===== 指标卡片 ===== */
  .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:20px}
  .card{min-width:0;background:var(--card-base);-webkit-backdrop-filter:var(--glass);backdrop-filter:var(--glass);border:1px solid var(--panel-border);border-radius:var(--radius-sm);padding:16px;box-shadow:var(--shadow-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);position:relative;overflow:hidden}
  .card::before{content:"";position:absolute;left:14px;right:14px;top:0;height:3px;border-radius:0 0 4px 4px;background:var(--border)}
  .card.b{background:linear-gradient(135deg,rgba(10,108,255,.16),var(--card-hi1) 55%,var(--card-hi2))}
  .card.g{background:linear-gradient(135deg,rgba(31,175,77,.16),var(--card-hi1) 55%,var(--card-hi2))}
  .card.o{background:linear-gradient(135deg,rgba(232,135,0,.18),var(--card-hi1) 55%,var(--card-hi2))}
  .card.r{background:linear-gradient(135deg,rgba(255,59,48,.15),var(--card-hi1) 55%,var(--card-hi2))}
  .card.b::before{background:var(--accent)}
  .card.g::before{background:var(--green)}
  .card.o::before{background:var(--yellow)}
  .card.r::before{background:var(--red)}
  .card:hover{transform:translateY(-2px);border-color:var(--card-hover-border);box-shadow:var(--shadow-md)}
  .card:active{transform:translateY(0)}
  .card .l{font-size:12px;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .card .v{font-size:24px;font-weight:700;letter-spacing:0;line-height:1.15;margin-top:4px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
  .card.b .v{color:var(--accent)}
  .card.g .v{color:var(--green)}
  .card.o .v{color:var(--yellow)}
  .card.r .v{color:var(--red)}

  /* ===== 面板 ===== */
  .panel{background:var(--surface);-webkit-backdrop-filter:var(--glass);backdrop-filter:var(--glass);border:1px solid var(--panel-border);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px;box-shadow:var(--shadow-sm)}
  .panel h3{font-size:15px;font-weight:600;margin-bottom:12px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
  .panel h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--accent);flex-shrink:0}
  .panel h3 .desc{font-size:12px;font-weight:400;color:var(--text2)}

  /* ===== 表格 ===== */
  .table-wrap{overflow-x:auto}
  table{width:100%;border-collapse:collapse;font-size:13px}
  th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--border2);vertical-align:middle}
  th{color:var(--text2);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.4px;white-space:nowrap;background:var(--th-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
  tbody tr:last-child td{border-bottom:none}
  tbody tr{transition:background .15s var(--ease)}
  tbody tr:hover{background:var(--surface2)}
  th.num,td.num{text-align:center;font-variant-numeric:tabular-nums}
  .table-wrap.sticky{max-height:560px;overflow:auto}
  .table-wrap.sticky thead th{position:sticky;top:0;z-index:2}
  tr.empty td{text-align:center!important;padding:26px 12px;font-size:12.5px;color:var(--text3)}
  .node-toolbar{gap:10px;margin-bottom:12px}
  .node-toolbar input{width:100%;max-width:320px}
  .node-toolbar select{background:var(--input-bg);border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:9px;font-size:13px;outline:none;cursor:pointer}
  .node-toolbar .muted{margin-left:auto;white-space:nowrap}
  .pager{justify-content:flex-end;gap:6px;margin-top:12px;flex-wrap:wrap}
  .pager .p-info{color:var(--text2);font-size:12px;margin-right:4px}

  /* ===== 徽标 ===== */
  .badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:11px;font-weight:600;box-shadow:inset 0 0 0 1px rgba(0,0,0,.05)}
  .b-active{background:var(--green-soft);color:var(--green)}
  .b-cooling{background:var(--yellow-soft);color:var(--yellow)}
  .b-disabled{background:var(--border2);color:var(--text2)}
  /* 错误详情弹层（点击状态/错误码弹出，可选中复制） */
  .err-tip{position:fixed;z-index:999;background:var(--tip-bg);color:var(--tip-text);border:1px solid var(--border);border-radius:10px;padding:10px 12px;font-size:12px;line-height:1.55;max-width:340px;box-shadow:0 6px 20px rgba(0,0,0,.14)}
  .err-tip .et-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px}
  .err-tip .et-body{white-space:pre-wrap;word-break:break-all;user-select:text;font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--code-bg);border-radius:6px;padding:6px 8px}
  .err-tip .et-close{cursor:pointer;border:none;background:transparent;color:var(--text2);font-size:14px;line-height:1}

  /* ===== 按钮 ===== */
  .btn{background:var(--surface);border:1px solid var(--border);color:var(--text);padding:5px 12px;border-radius:8px;cursor:pointer;font-size:12px;font-weight:500;transition:all .15s var(--ease);white-space:nowrap;line-height:1.4}
  .btn:hover{border-color:var(--accent);color:var(--accent)}
  .btn.danger:hover{border-color:var(--red);color:var(--red);background:var(--red-soft)}
  .btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
  .btn.primary:hover{background:var(--accent-hover);color:#fff}
  .btn:disabled{opacity:.5;cursor:not-allowed}
  .btn:focus-visible{outline:none;box-shadow:var(--ring)}
  .btn.ico{width:26px;height:26px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:7px;font-size:13px}

  /* ===== 表单 ===== */
  input,select,textarea{background:var(--input-bg);border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:9px;font-size:13px;outline:none;transition:border-color .15s var(--ease),box-shadow .15s var(--ease)}
  select{appearance:none;padding-right:34px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center}
  input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
  input::placeholder,textarea::placeholder{color:var(--text3)}
  textarea{width:100%;font-family:ui-monospace,'SF Mono',Consolas,monospace;resize:vertical;line-height:1.55}
  .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
  /* 设置页：控件高度统一（输入框/按钮对齐）、复选框垂直居中 */
  #tab-settings input[type="text"],#tab-settings input[type="number"],#tab-settings select{height:34px;box-sizing:border-box;padding:6px 10px}
  #tab-settings .btn{height:34px;line-height:20px;box-sizing:border-box}
  #tab-settings label{display:inline-flex;align-items:center;gap:4px}
  #tab-settings label input[type="checkbox"]{margin:0;vertical-align:middle}
  .model-result{background:var(--result-bg);border:1px solid var(--border);border-left:4px solid var(--border2);border-radius:var(--radius-sm);padding:14px;margin-top:8px}
  .model-result.ok{border-color:var(--green-soft);border-left-color:var(--green)}
  .model-result.error{border-color:var(--red-soft);border-left-color:var(--red)}
  .model-result-title{font-weight:650;font-size:13.5px}
  .model-result.ok .model-result-title{color:var(--green)}
  .model-result.error .model-result-title{color:var(--red)}
  .model-result-meta{margin-top:5px}
  .model-reply{margin-top:9px;color:var(--text);white-space:pre-wrap;word-break:break-word;max-height:220px;overflow:auto}
  /* 设置页网格与表单对齐 */
  .settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:18px;margin-bottom:18px}
  .settings-grid .panel{margin-bottom:0;display:flex;flex-direction:column}
  .form-row{display:flex;align-items:center;gap:10px;margin-bottom:12px}
  .form-row label{width:140px;flex-shrink:0;font-size:13px}
  .form-row input[type="number"]{width:130px}
  .form-row .btn{margin-left:auto}
  .form-actions{display:flex;gap:8px;margin-top:auto;padding-top:8px}
  .hdr-inputs{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
  .hdr-inputs input[type="text"]{flex:0 0 auto;min-width:0}
  .hdr-inputs label{white-space:nowrap;display:inline-flex;align-items:center;gap:4px}
  .hdr-row{display:flex;gap:8px;align-items:center;margin-bottom:6px;flex-wrap:wrap}
  .hdr-row code{display:inline-block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .hdr-row .hdr-name{width:170px;flex-shrink:0}
  .hdr-row .hdr-value{width:220px;flex-shrink:0}
  .hdr-row label{white-space:nowrap;display:inline-flex;align-items:center;gap:4px}
  .hdr-row .btn{flex-shrink:0}
  .fm-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
  .fm-toolbar select,.fm-toolbar input{flex:1;min-width:200px}
  .fm-toolbar .btn{flex-shrink:0}
  .fm-status{font-size:12px;color:var(--text2);margin-bottom:10px;min-height:18px}
  .muted{color:var(--text2);font-size:12px}
  .mono{font-family:ui-monospace,'SF Mono',Consolas,monospace}

  /* ===== 导入预览 ===== */
  .preview{border:1px dashed var(--border);background:var(--surface2);border-radius:var(--radius-sm);padding:12px 14px;margin-top:10px;font-size:12px;color:var(--text2)}
  .preview .pv-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:4px}
  .preview .pv-tag{display:inline-block;padding:1px 8px;border-radius:99px;font-size:11px;font-weight:600}
  .pv-tag.g{background:var(--green-soft);color:var(--green)}
  .pv-tag.o{background:var(--yellow-soft);color:var(--yellow)}
  .pv-tag.r{background:var(--red-soft);color:var(--red)}
  .preview .pv-list{margin-top:6px;max-height:110px;overflow:auto;font-family:ui-monospace,Consolas,monospace;font-size:11px}
  .preview .pv-list .ok{color:var(--green)}
  .preview .pv-list .bad{color:var(--red)}

  /* ===== 429 事件 ===== */
  .evt{padding:7px 0;border-bottom:1px solid var(--border2);display:flex;gap:12px;align-items:center;font-size:13px}
  .evt:last-child{border-bottom:none}
  .evt .t{color:var(--text2);font-size:12px;white-space:nowrap;font-variant-numeric:tabular-nums}

  /* ===== 24h 柱状图 ===== */
  .chart-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:10px;font-size:12.5px;font-weight:600}
  .hours{display:grid;grid-template-columns:repeat(24,1fr);gap:3px;height:130px;align-items:end;padding-bottom:18px;position:relative}
  .hours .h{position:relative;height:100%;display:flex;align-items:flex-end;justify-content:center}
  .hours .fill{width:100%;min-height:2px;border-radius:3px 3px 1px 1px;background:linear-gradient(180deg,var(--accent),#3d8bfd);transition:filter .15s var(--ease)}
  .hours .h:hover .fill{filter:brightness(1.12)}
  .hours .h.zero .fill{background:var(--border2)}
  .hours .tip{position:absolute;bottom:calc(100% + 5px);left:50%;transform:translateX(-50%) translateY(2px);background:var(--text);color:#fff;font-size:10.5px;font-weight:600;padding:2px 7px;border-radius:6px;white-space:nowrap;opacity:0;pointer-events:none;transition:all .15s var(--ease);z-index:3}
  .hours .h:hover .tip{opacity:1;transform:translateX(-50%) translateY(0)}
  .hours .xl{position:absolute;top:100%;left:50%;transform:translateX(-50%);font-size:10px;color:var(--text3);font-variant-numeric:tabular-nums}
  .hours .h:nth-child(1) .xl,.hours .h:nth-child(7) .xl,.hours .h:nth-child(13) .xl,.hours .h:nth-child(19) .xl,.hours .h:nth-child(25) .xl{font-weight:600;color:var(--text2)}

  /* ===== 移动端顶栏 ===== */
  .topbar{display:none}

  /* ===== 登录弹窗 ===== */
  .overlay{position:fixed;inset:0;background:var(--overlay-bg);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:100}
  .modal{background:var(--modal-bg);-webkit-backdrop-filter:var(--glass);backdrop-filter:var(--glass);border:1px solid var(--modal-border);border-radius:20px;padding:30px;width:360px;text-align:center;box-shadow:var(--shadow-md);animation:modalIn .25s var(--ease)}
  @keyframes modalIn{from{opacity:0;transform:scale(.96) translateY(6px)}to{opacity:1;transform:none}}
  .modal .logo{margin:0 auto 14px}
  .modal h2{font-size:17px;margin-bottom:6px}
  .modal p{color:var(--text2);font-size:12.5px;margin-bottom:16px}
  .modal input{width:100%;margin-bottom:12px;text-align:center;font-size:15px;letter-spacing:1px}
  .modal .err{color:var(--red);font-size:12px;min-height:18px;margin-bottom:8px}
  .modal .btn{width:100%;padding:10px}

  .hidden{display:none!important}
  @media (max-width:900px){
    .layout{flex-direction:column}
    .sidebar{display:none}
    .topbar{display:block;position:sticky;top:0;z-index:20;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass);backdrop-filter:var(--glass);border-bottom:1px solid var(--glass-border);padding:10px 14px}
    .topbar .brand{margin-bottom:8px}
    .pool-switch{padding:0;margin:10px 2px 8px}
    .top-nav{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px}
    .top-nav .nav-item{padding:6px 12px;font-size:13px;white-space:nowrap;margin:0}
    .top-nav .nav-item svg{width:16px;height:16px}
    .main{padding:20px 14px 40px}
  }
  .modal .logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#007aff,#5856d6);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}

  /* ===== 主题切换 ===== */
  .theme-toggle{width:28px;height:28px;border-radius:8px;border:1px solid var(--border);background:var(--surface2);color:var(--text2);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:all .18s var(--ease);flex-shrink:0;padding:0}
  .theme-toggle:hover{color:var(--accent);border-color:var(--accent)}
  .theme-toggle:focus-visible{outline:none;box-shadow:var(--ring)}
  .theme-toggle svg{width:15px;height:15px}
  .theme-toggle .ic-sun{display:none}
  html[data-theme="dark"] .theme-toggle .ic-sun{display:block}
  html[data-theme="dark"] .theme-toggle .ic-moon{display:none}
  .sidebar-footer .footer-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:2px}
  .topbar-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
  .topbar-head .brand{margin-bottom:0}

  /* ===== 登录弹窗细节 ===== */
  .pass-wrap{position:relative;margin-bottom:12px}
  .pass-wrap input{margin-bottom:0;text-align:left;padding-right:40px;letter-spacing:2px}
  .pass-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:28px;height:28px;border:none;background:transparent;color:var(--text3);cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:7px;transition:color .15s var(--ease)}
  .pass-eye:hover{color:var(--text)}
  .pass-eye svg{width:16px;height:16px}
  .modal.shake{animation:shake .4s var(--ease)}
  @keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-8px)}40%{transform:translateX(7px)}60%{transform:translateX(-5px)}80%{transform:translateX(3px)}}