:root{
  --brand:#0B5C4B; --brand-dark:#063D33; --brand-light:#E7F3EF;
  --accent:#C9A35B; --warn:#D79022; --danger:#C93E35;
  --ink:#17251F; --ink-2:#40564D; --ink-3:#788D84;
  --line:#DCE8E1; --bg:#EEF4F0; --card:#FFFFFF;
  --field:#FFFFFF; --soft:#F5F9F6; --table-head:#EAF2ED; --topbar:#FFFFFF;
  --side:#082E27; --side-ink:#B7CEC4; --side-muted:#6F8E82;
  --radius:10px; --shadow:0 1px 3px rgba(8,48,38,.07),0 8px 24px rgba(8,48,38,.06);
  --sidebar-w:224px;
}
html[data-theme="dark"]{
  --brand:#2F9279; --brand-dark:#22715C; --brand-light:#193C32;
  --accent:#D4AF68; --warn:#E0A343; --danger:#E05A50;
  --ink:#E7F0EC; --ink-2:#B6C9C0; --ink-3:#849A90;
  --line:#2A4038; --bg:#0B1512; --card:#12201B;
  --field:#162720; --soft:#172822; --table-head:#1A2D26; --topbar:#0F1D18;
  --side:#061B16; --side-ink:#B9D0C6; --side-muted:#668378;
  --shadow:0 1px 3px rgba(0,0,0,.24),0 10px 28px rgba(0,0,0,.18);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:14px}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#C7D2DF;border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:#A9B7C7}

/* ---------------- 登录 ---------------- */
#login{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#052C25,#0B5C4B 45%,#3A7D69);padding:20px;z-index:50}
.login-card{background:var(--card);color:var(--ink);border-radius:16px;box-shadow:0 24px 60px rgba(0,0,0,.28);
  width:min(420px,100%);padding:34px 32px 28px}
.login-card .logo-row{display:flex;align-items:center;gap:12px;justify-content:center;margin-bottom:6px}
.login-card h1{font-size:17px;text-align:center;margin:14px 0 4px;line-height:1.5}
.login-card .sub{text-align:center;color:var(--ink-3);font-size:12px;margin-bottom:22px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;color:var(--ink-2);margin-bottom:6px;font-weight:600}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;outline:none;background:var(--field);color:var(--ink);transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(11,92,75,.15)}
.btn{border:none;border-radius:8px;padding:10px 16px;cursor:pointer;background:var(--brand);
  color:#fff;font-weight:600;transition:.15s;display:inline-flex;align-items:center;gap:6px;
  justify-content:center;white-space:nowrap}
.btn:hover{background:var(--brand-dark)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:var(--card);color:var(--brand);border:1px solid var(--brand)}
.btn.ghost:hover{background:var(--brand-light)}
.btn.gray{background:var(--soft);color:var(--ink-2);border:1px solid var(--line)}
.btn.gray:hover{background:var(--brand-light)}
.btn.danger{background:var(--danger)}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn.block{width:100%}

/* ---------------- 布局 ---------------- */
#app{display:none;min-height:100vh;flex-direction:column}
header.topbar{position:sticky;top:0;z-index:30;background:var(--topbar);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:14px;padding:0 16px;height:58px;box-shadow:0 1px 2px rgba(16,32,56,.04)}
.topbar .brandbox{display:flex;align-items:center;gap:10px;min-width:0}
.topbar .logo{height:30px;width:auto}
.topbar .appname{font-size:15.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis}
.topbar .spacer{flex:1}
.global-search{position:relative;flex:0 1 340px;min-width:120px}
.global-search input{width:100%;padding:8px 12px 8px 32px;border:1px solid var(--line);
  border-radius:20px;background:var(--soft);color:var(--ink);outline:none}
.global-search input:focus{background:var(--field);border-color:var(--brand)}
.global-search .ico{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--ink-3)}
.userbox{display:flex;align-items:center;gap:10px;cursor:pointer;position:relative}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.userbox .uname{font-size:13px;line-height:1.25}
.userbox .urole{font-size:11px;color:var(--ink-3)}
.menu{position:absolute;right:0;top:46px;background:var(--card);border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow);min-width:190px;padding:6px;display:none;z-index:40}
.menu.open{display:block}
.menu a{display:block;padding:9px 12px;border-radius:7px;color:var(--ink);font-size:13.5px}
.menu a:hover{background:var(--brand-light)}

main{flex:1;display:flex;min-height:0}
nav.side{width:var(--sidebar-w);background:var(--side);flex-shrink:0;padding:12px 10px;
  display:flex;flex-direction:column;gap:2px;position:sticky;top:58px;height:calc(100vh - 58px);overflow-y:auto}
nav.side a{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:8px;
  color:var(--side-ink);font-size:13.5px;transition:.15s;cursor:pointer}
nav.side a:hover{background:rgba(255,255,255,.07);color:#fff}
nav.side a.active{background:var(--brand);color:#fff;font-weight:600}
nav.side .grp{font-size:11px;color:var(--side-muted);padding:12px 12px 4px;letter-spacing:.6px}
nav.side .ico{width:17px;text-align:center;font-size:14px}
.content{flex:1;min-width:0;padding:18px 20px 60px}
.page{display:none}
.page.active{display:block}
.page-head{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.page-head h2{margin:0;font-size:19px}
.page-head .desc{color:var(--ink-3);font-size:12.5px;margin-top:3px}
.page-head .spacer{flex:1}

/* ---------------- 卡片 / 表格 ---------------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px;margin-bottom:14px}
.card h3{margin:0 0 12px;font-size:14.5px;display:flex;align-items:center;gap:8px}
.grid{display:grid;gap:13px}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.grid.c4{grid-template-columns:repeat(auto-fit,minmax(178px,1fr))}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;
  box-shadow:var(--shadow)}
.stat .k{font-size:12px;color:var(--ink-3);margin-bottom:6px}
.stat .v{font-size:23px;font-weight:700;color:var(--brand-dark);line-height:1.1}
.stat .v small{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:4px}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;background:var(--brand-light);
  color:var(--brand-dark);font-size:11.5px;margin:3px 4px 0 0;white-space:nowrap}
.tag.path{white-space:normal;word-break:break-all;line-height:1.6;max-width:100%}
.tag.gray{background:#EEF2F7;color:var(--ink-2)}
.tag.green{background:#E4F7F3;color:#0B7F72}
.tag.orange{background:#FDF1E0;color:#A85F05}
.tag.red{background:#FCE8E6;color:#B3261E}

/* 知识库多目录配置 */
.kb-root-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.kb-root-input{flex:1 1 420px;min-width:240px;padding:8px 10px;border:1px solid var(--line);
  border-radius:8px;background:var(--field);color:var(--ink);outline:none;font-size:13px}
.kb-root-input:focus{border-color:var(--brand)}
@media (max-width:640px){
  .kb-root-input{flex-basis:100%;min-width:0}
}

table.tb{width:100%;border-collapse:collapse;font-size:13px}
table.tb th{background:var(--table-head);color:var(--ink-2);font-weight:600;text-align:left;
  padding:9px 10px;border-bottom:1px solid var(--line);white-space:nowrap;position:sticky;top:0}
table.tb td{padding:8px 10px;border-bottom:1px solid #EFF3F7;vertical-align:top}
table.tb tr:hover td{background:var(--soft)}
table.tb td.num,table.tb th.num{text-align:right;font-variant-numeric:tabular-nums}
.tablewrap{overflow:auto;max-height:62vh;border:1px solid var(--line);border-radius:8px}
.muted{color:var(--ink-3)}
.small{font-size:12px}
.empty{padding:40px 16px;text-align:center;color:var(--ink-3);font-size:13px}
.loading{padding:26px;text-align:center;color:var(--ink-3)}
.spin{display:inline-block;width:15px;height:15px;border:2px solid #CBD7E4;
  border-top-color:var(--brand);border-radius:50%;animation:sp .7s linear infinite;vertical-align:-3px}
@keyframes sp{to{transform:rotate(360deg)}}

/* ---------------- 筛选 / 表单 ---------------- */
.filterbar{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.filterbar select,.filterbar input{padding:8px 10px;border:1px solid var(--line);border-radius:8px;
  background:var(--field);color:var(--ink);outline:none;max-width:200px}
.filterbar select:focus,.filterbar input:focus{border-color:var(--brand)}
.chips{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:12px}
.chip{padding:6px 13px;border-radius:20px;background:var(--card);border:1px solid var(--line);
  cursor:pointer;font-size:12.5px;color:var(--ink-2);transition:.15s;user-select:none}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}

/* ---------------- 资料卡片 ---------------- */
.docs{display:grid;grid-template-columns:repeat(auto-fill,minmax(228px,1fr));gap:13px}
.doc{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;cursor:pointer;transition:.15s}
.doc:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(16,32,56,.13);border-color:#C9DCF0}
.doc-del{position:absolute;right:8px;top:8px;z-index:3;border:1px solid rgba(179,38,30,.32);
  background:rgba(255,255,255,.94);color:#B3261E;border-radius:5px;padding:4px 7px;
  font-size:11px;line-height:1;cursor:pointer;opacity:.9;transition:.15s}
.doc-del:hover{background:#B3261E;border-color:#B3261E;color:#fff;opacity:1}
.doc .thumb{height:124px;background:#EEF3F9 center/cover no-repeat;display:flex;align-items:center;
  justify-content:center;color:#9FB2C6;font-size:26px;position:relative}
.doc .thumb .ext{position:absolute;right:7px;bottom:7px;background:rgba(14,36,57,.82);color:#fff;
  padding:2px 7px;border-radius:5px;font-size:10.5px;letter-spacing:.4px}
.doc .body{padding:10px 12px 12px;flex:1;display:flex;flex-direction:column;gap:6px}
.doc .t{font-size:13.2px;font-weight:600;line-height:1.42;display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.doc .meta{font-size:11.5px;color:var(--ink-3);display:flex;gap:7px;flex-wrap:wrap;align-items:center}
.doc .tags{display:flex;flex-wrap:wrap;gap:0}
.doc .dup{background:var(--warn);color:#fff;font-size:10.5px;padding:1px 6px;border-radius:4px}

/* ---------------- 树 ---------------- */
.tree{font-size:13px}
.tree .brand{display:flex;align-items:center;gap:7px;padding:8px 9px;border-radius:7px;
  cursor:pointer;font-weight:600;color:var(--ink)}
.tree .brand:hover{background:#F1F6FB}
.tree .brand.on{background:var(--brand-light);color:var(--brand-dark)}
.tree .series{margin-left:16px;border-left:2px solid var(--line);padding-left:9px}
.tree .series div{padding:6px 8px;border-radius:6px;cursor:pointer;color:var(--ink-2);
  display:flex;justify-content:space-between;gap:8px}
.tree .series div:hover{background:#F1F6FB}
.tree .series div.on{background:var(--brand-light);color:var(--brand-dark);font-weight:600}
.tree .n{font-size:11px;color:var(--ink-3)}

/* ---------------- 弹窗 ---------------- */
.modal{position:fixed;inset:0;background:rgba(12,26,42,.55);z-index:60;display:none;
  align-items:center;justify-content:center;padding:18px}
.modal.open{display:flex}
.modal:fullscreen,.modal:-webkit-full-screen,.modal.fs-fallback{background:#0d1117;padding:0}
.modal:fullscreen .modal-box,.modal:-webkit-full-screen .modal-box,.modal.fs-fallback .modal-box{
  width:100%;max-width:none;height:100vh;height:100dvh;max-height:none;border-radius:0}
.modal:fullscreen .modal-body,.modal:-webkit-full-screen .modal-body,.modal.fs-fallback .modal-body{
  padding:10px 14px;display:flex;flex-direction:column;min-height:0}
.modal:fullscreen .modal-body > .kv,.modal:-webkit-full-screen .modal-body > .kv,
.modal.fs-fallback .modal-body > .kv,
.modal:fullscreen .modal-body > .small.muted,.modal:-webkit-full-screen .modal-body > .small.muted,
.modal.fs-fallback .modal-body > .small.muted,
.modal:fullscreen .modal-body > .note,.modal:-webkit-full-screen .modal-body > .note,
.modal.fs-fallback .modal-body > .note{display:none}
.modal:fullscreen #doc-media,.modal:-webkit-full-screen #doc-media,.modal.fs-fallback #doc-media{
  flex:1 1 auto;min-height:0;display:flex;flex-direction:column}
.modal:fullscreen #doc-media iframe.viewer,.modal:-webkit-full-screen #doc-media iframe.viewer,
.modal.fs-fallback #doc-media iframe.viewer,
.modal:fullscreen #doc-media video.viewer,.modal:-webkit-full-screen #doc-media video.viewer,
.modal.fs-fallback #doc-media video.viewer{
  width:100%;height:100%;max-height:none;flex:1 1 auto;min-height:0}
.modal:fullscreen #doc-media img.viewer,.modal:-webkit-full-screen #doc-media img.viewer,
.modal.fs-fallback #doc-media img.viewer{
  width:100%;height:100%;max-height:none;object-fit:contain;flex:1 1 auto;min-height:0}
body.modal-fs-open{overflow:hidden}
.modal-box{background:var(--card);color:var(--ink);border-radius:12px;width:min(1080px,100%);max-height:92vh;
  display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 70px rgba(0,0,0,.32)}
.modal-box.sm{width:min(520px,100%)}
.modal-box.md{width:min(760px,100%)}
.modal-box.lg{width:min(1380px,100%)}
.modal-head{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line)}
.modal-head h3{margin:0;font-size:15px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.modal-body{padding:16px;overflow:auto;flex:1}
.modal-foot{padding:11px 16px;border-top:1px solid var(--line);display:flex;gap:9px;
  justify-content:flex-end;flex-wrap:wrap;background:var(--soft)}
.close-x{border:none;background:none;font-size:21px;line-height:1;color:var(--ink-3);cursor:pointer;
  padding:2px 6px;border-radius:6px}
.close-x:hover{background:#EEF2F7;color:var(--ink)}
iframe.viewer{width:100%;height:70vh;border:1px solid var(--line);border-radius:8px;background:var(--card)}
video.viewer{width:100%;height:auto;max-height:68vh;display:block;background:#000;border-radius:8px;object-fit:contain}
audio.viewer{width:100%;background:#000;border-radius:8px}
img.viewer{max-width:100%;max-height:68vh;display:block;margin:0 auto;border-radius:8px}
.video-prep{min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;background:#0b0f14;color:#e8edf5;border-radius:8px;padding:28px;text-align:center}
.video-prep-title{font-size:16px;font-weight:600}
.video-prep .progress{background:rgba(255,255,255,.16)}
.video-prep .progress i{background:#59a7ff}
.pretext{white-space:pre-wrap;font-size:13px;line-height:1.75;background:var(--soft);padding:14px;
  border-radius:8px;border:1px solid var(--line);max-height:64vh;overflow:auto;
  font-family:Consolas,"Microsoft YaHei",monospace}

/* ---------------- 提示 ---------------- */
#toasts{position:fixed;right:16px;bottom:18px;z-index:80;display:flex;flex-direction:column;gap:9px}
.toast{background:#12283D;color:#fff;padding:11px 15px;border-radius:9px;font-size:13px;
  box-shadow:0 10px 30px rgba(0,0,0,.28);max-width:340px;animation:sl .2s ease-out}
.toast.ok{background:#0B7F72}.toast.err{background:#B3261E}.toast.warn{background:#A85F05}
@keyframes sl{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.progress{height:7px;background:#E7EDF4;border-radius:5px;overflow:hidden}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--accent));
  transition:width .3s;width:0}
.note{background:#FFF8E9;border-left:3px solid var(--warn);padding:10px 13px;border-radius:6px;
  font-size:12.5px;color:#7A4B00;margin-bottom:13px;line-height:1.7}
.note.blue{background:var(--brand-light);border-left-color:var(--brand);color:var(--brand-dark)}
.note.green{background:#E4F7F3;border-left-color:var(--accent);color:#0B6B60}
.note.warn{background:#FDECEC;border-left-color:#C0392B;color:#8E2620;font-weight:600}

/* ---------------- Markdown ---------------- */
.md{font-size:14px;line-height:1.85;color:var(--ink)}
.md h1{font-size:20px;margin:0 0 14px}
.md h2{font-size:16.5px;margin:24px 0 10px;padding-left:10px;border-left:4px solid var(--brand)}
.md h3{font-size:15px;margin:18px 0 8px;color:var(--brand-dark)}
.md h4{font-size:14px;margin:14px 0 6px;color:var(--ink-2)}
.md table{border-collapse:collapse;width:100%;margin:11px 0;font-size:12.8px}
.md th,.md td{border:1px solid var(--line);padding:7px 9px;text-align:left}
.md th{background:var(--table-head);font-weight:600}
.md ul,.md ol{padding-left:22px;margin:8px 0}
.md li{margin:4px 0}
.md blockquote{border-left:3px solid var(--line);color:var(--ink-3);margin:10px 0;padding:3px 12px}
.md code{background:var(--soft);padding:1px 5px;border-radius:4px;font-size:12.5px}

/* ---------------- 移动端 ---------------- */
.menubtn{display:none;border:none;background:none;font-size:20px;color:var(--ink-2);
  cursor:pointer;padding:4px 8px;border-radius:6px}
.mask{display:none;position:fixed;inset:58px 0 0 0;background:rgba(12,26,42,.4);z-index:26}
@media (max-width:900px){
  :root{--sidebar-w:230px}
  .menubtn{display:block}
  nav.side{position:fixed;left:0;top:58px;bottom:0;height:auto;z-index:28;
    transform:translateX(-102%);transition:transform .22s ease;box-shadow:6px 0 22px rgba(0,0,0,.2)}
  nav.side.open{transform:none}
  .mask.open{display:block}
  .content{padding:13px 12px 70px}
  .global-search{flex:1 1 auto}
  .topbar .appname{font-size:13.5px}
  /* 窄屏顶栏：只保留头像，收起用户名/权限文字，避免被挤到屏幕外与搜索框重叠 */
  .topbar{gap:8px;padding:0 10px}
  .topbar .userbox>div:not(.avatar):not(.menu){display:none}
  .userbox{flex-shrink:0}
  .docs{grid-template-columns:repeat(auto-fill,minmax(158px,1fr));gap:10px}
  .doc .thumb{height:96px}
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .login-card{padding:26px 20px 22px}
  /* 卡片内的宽表格（管理页居多）改为卡片内横向滚动，避免把整个页面撑宽 */
  .card{overflow-x:auto}
  .card>table.tb{min-width:100%}
}

@media (max-width:620px){
  /* 手机竖屏：让搜索框占满剩余宽度，logo 只留图形标识 */
  .topbar .appname{display:none}
  .topbar .brandbox{flex-shrink:0}
  .global-search{min-width:0}
  .global-search input{padding:7px 10px 7px 30px;font-size:13px}
  .content{padding:11px 10px 70px}
  .page-head{flex-wrap:wrap;row-gap:9px}
  .page-head .spacer{display:none}
  .page-head .btn{margin-left:auto}
  .grid.c3,.grid.c2{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .card{padding:13px}
  .tablewrap{overflow-x:auto}
}

/* ---------------- 补充：分栏、表单控件、选型表 ---------------- */
.split{display:grid;grid-template-columns:238px 1fr;gap:13px;align-items:start}
.split.split-form{grid-template-columns:minmax(320px,430px) 1fr}
.split.split-2{grid-template-columns:1fr 1fr}
.split .side-card{position:sticky;top:74px;max-height:calc(100vh - 150px);overflow:auto}
table.tb input[type=text],table.tb input[type=number],table.tb select{
  padding:5px 7px;border:1px solid var(--line);border-radius:6px;width:100%;
  background:var(--field);color:var(--ink)}
table.tb input:focus,table.tb select:focus{border-color:var(--brand);outline:none}
table.tb td.slim{width:80px}
table.tb td.mid{width:150px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px 14px}
.form-grid .field{margin:0}
.pager{display:flex;gap:7px;align-items:center;justify-content:flex-end;margin-top:12px;font-size:12.5px;color:var(--ink-3)}
.kv{display:flex;gap:8px;font-size:12.8px;line-height:1.9;flex-wrap:wrap}
.kv b{color:var(--ink-2);font-weight:600}
.dropzone{border:1.5px dashed #C3D3E4;border-radius:9px;padding:14px;text-align:center;
  color:var(--ink-3);font-size:12.5px;background:var(--soft);cursor:pointer}
.dropzone:hover{border-color:var(--brand);color:var(--brand)}
.filelist{margin-top:9px;display:flex;flex-direction:column;gap:6px}
.filelist .f{display:flex;align-items:center;gap:8px;background:#F5F9FD;border:1px solid var(--line);
  border-radius:7px;padding:7px 10px;font-size:12.5px}
.filelist .f .n{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.steps{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.steps .s{padding:6px 12px;border-radius:20px;background:#EEF3F9;color:var(--ink-3);font-size:12.5px}
.steps .s.on{background:var(--brand);color:#fff;font-weight:600}
.result-box{max-height:70vh;overflow:auto;border:1px solid var(--line);border-radius:9px;padding:16px;background:var(--card)}
@media (max-width:900px){
  .split,.split.split-form,.split.split-2{grid-template-columns:1fr}
  .split .side-card{position:static;max-height:none}
  .page-head h2{font-size:17px}
}

/* 手机端的方案版本记录改成逐条卡片，避免操作按钮被横向挤出屏幕 */
@media (max-width:620px){
  .sol-versions thead{display:none}
  .sol-versions tbody tr{display:block;padding:9px 0;border-bottom:1px solid var(--line)}
  .sol-versions tbody tr:last-child{border-bottom:0}
  .sol-versions tbody td{display:flex;align-items:flex-start;justify-content:space-between;
    gap:12px;border:0;padding:3px 0;white-space:normal!important;word-break:break-word}
  .sol-versions tbody td::before{content:attr(data-label);flex:0 0 58px;color:var(--ink-3);
    font-size:12px;font-weight:500;line-height:1.65}
  .sol-versions tbody td.v-actions{justify-content:flex-start;flex-wrap:wrap;gap:7px;
    margin-top:6px;padding-top:8px;border-top:1px dashed var(--line)}
  .sol-versions tbody td.v-actions::before{content:"";flex:0 0 0}
}

/* ---------------- 主题切换 ---------------- */
.theme-toggle{border:1px solid var(--line);background:var(--soft);color:var(--ink-2);
  width:34px;height:34px;border-radius:50%;cursor:pointer;font-size:16px;
  display:flex;align-items:center;justify-content:center;flex:0 0 34px;transition:.15s}
.theme-toggle:hover{border-color:var(--brand);background:var(--brand-light);transform:rotate(8deg)}

/* ---------------- 产品参数对比 / 方案配图 ---------------- */
.compare-wrap{max-height:72vh;overflow:auto;border:1px solid var(--line);border-radius:9px}
.compare-table{min-width:720px;border-collapse:separate;border-spacing:0;font-size:12.8px;width:100%}
.compare-table th,.compare-table td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:9px 11px;vertical-align:top;line-height:1.65}
.compare-table thead th{position:sticky;top:0;z-index:2;text-align:left;background:var(--table-head);
  color:var(--ink);min-width:190px}
.compare-table th:first-child,.compare-table td:first-child{position:sticky;left:0;z-index:1;
  min-width:130px;max-width:180px;background:var(--soft);color:var(--ink-2);font-weight:600}
.compare-table thead th:first-child{z-index:3;background:var(--table-head)}
.compare-table .prod-name{font-weight:700;color:var(--ink);line-height:1.4}
.compare-table .prod-meta{font-size:11.5px;color:var(--ink-3);margin-top:3px}
.compare-table .same td:first-child{border-left:3px solid var(--accent)}
.compare-table .diff td:first-child{border-left:3px solid var(--brand)}
.compare-table .empty-v{color:var(--ink-3)}
.compare-legend{display:flex;gap:16px;flex-wrap:wrap;margin:0 0 10px;color:var(--ink-3);font-size:12px}
.compare-legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px}
.compare-scroll-hint{display:none;margin:-2px 0 8px;color:var(--brand);font-size:11.5px;font-weight:600}
.hidden{display:none!important}
.check-inline{display:inline-flex;align-items:center;gap:6px;cursor:pointer;color:var(--ink-2)}
.check-inline input{margin:0}
.compare-tray{background:var(--soft);border:1px solid var(--line);border-left:4px solid var(--accent);
  border-radius:10px;padding:11px 13px;margin:0 0 14px}
.tray-title{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.tray-title b{color:var(--ink);font-size:13px}
.tray-title span{color:var(--ink-3);font-size:12px}
.tray-chips{display:flex;gap:7px;flex-wrap:wrap}
.sel-chip{display:inline-flex;align-items:center;gap:7px;background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:5px 6px 5px 11px;font-size:12px;color:var(--ink-2);max-width:100%}
.sel-chip i{font-style:normal;color:var(--brand);font-size:11px;background:var(--brand-light);
  border-radius:10px;padding:2px 7px;white-space:nowrap}
.sel-chip button{border:none;background:transparent;color:var(--ink-3);cursor:pointer;font-size:16px;
  line-height:1;padding:0 4px;border-radius:50%}
.sel-chip button:hover{background:var(--line);color:var(--danger)}
.compare-table .compare-group td{background:var(--soft);font-weight:700;color:var(--brand);
  padding:7px 10px!important;font-size:12px;letter-spacing:.4px}
.model-picker{display:flex;flex-direction:column;gap:10px}
.picker-toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.picker-toolbar .check-inline{flex:0 0 auto;white-space:nowrap}
.picker-toolbar input:not([type=checkbox]){flex:1;min-width:220px;padding:9px 12px;border:1px solid var(--line);
  border-radius:8px;background:var(--field);color:var(--ink);outline:none}
.picker-toolbar input:not([type=checkbox]):focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,92,75,.13)}
.picker-series{display:flex;gap:7px;flex-wrap:wrap}
.picker-series .chip{cursor:pointer}
.picker-selected{display:flex;gap:7px;flex-wrap:wrap;align-items:center;padding:8px 10px;
  background:var(--soft);border:1px solid var(--line);border-left:3px solid var(--brand);
  border-radius:8px}
.picker-selected .sel-chip{font-size:11.5px}
.model-list{max-height:56vh;overflow:auto;padding:2px 3px 4px}
.model-group-title{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);
  font-size:12.5px;margin:12px 0 7px;padding-bottom:5px;border-bottom:1px solid var(--line)}
.model-group-title:first-child{margin-top:0}
.model-group-title span{font-weight:400;color:var(--ink-3);font-size:11px}
.model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px}
.model-card{display:flex;gap:8px;align-items:flex-start;border:1px solid var(--line);border-radius:9px;
  padding:9px 10px;background:var(--card);cursor:pointer;transition:.15s}
.model-card:hover{border-color:var(--brand)}
.model-card.on{border-color:var(--brand);background:var(--brand-light);box-shadow:0 0 0 1px var(--brand) inset}
.model-card input{margin-top:2px;accent-color:var(--brand)}
.mc-body{flex:1;min-width:0}
.mc-name{font-size:12.8px;font-weight:600;color:var(--ink);line-height:1.45;word-break:break-all}
.mc-meta{font-size:11px;color:var(--ink-3);margin-top:3px}
.picker-count{color:var(--ink-2);font-size:12.5px;margin-right:auto}
@media(max-width:700px){
  .tray-title span{display:none}
  .compare-tray{padding:10px}
  .model-grid{grid-template-columns:1fr}
  .model-list{max-height:50vh}
  .picker-toolbar .small{display:none}
  .compare-legend{gap:10px}
  .compare-scroll-hint{display:block}
  .compare-table th:first-child,.compare-table td:first-child{min-width:96px;max-width:118px}
  .compare-table thead th{min-width:150px;padding:8px 9px}
  .compare-table th,.compare-table td{padding:8px 9px}
}
.md .solution-image{display:block;max-width:100%;max-height:560px;width:auto;margin:16px auto 6px;
  border-radius:10px;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--soft)}
.md .solution-image-cap{text-align:center;color:var(--ink-3);font-size:12px;margin:2px 0 18px}

html[data-theme="dark"] ::-webkit-scrollbar-thumb{background:#3C554B}
html[data-theme="dark"] ::-webkit-scrollbar-thumb:hover{background:#527064}
html[data-theme="dark"] table.tb td{border-bottom-color:#233930}
html[data-theme="dark"] .tag.gray{background:#22352E;color:#BFD1C9}
html[data-theme="dark"] .tag.green{background:#163C31;color:#7FD6BB}
html[data-theme="dark"] .tag.orange{background:#3A2D17;color:#E7B96A}
html[data-theme="dark"] .tag.red{background:#3A211E;color:#F19A91}
html[data-theme="dark"] .note{background:#2B2415;color:#E7C98B;border-left-color:var(--warn)}
html[data-theme="dark"] .note.blue{background:#18352C;color:#BDE0D3;border-left-color:var(--brand)}
html[data-theme="dark"] .note.green{background:#163A30;color:#A8E0CE}
html[data-theme="dark"] .note.warn{background:#3A211E;color:#F0A39B}
html[data-theme="dark"] .doc:hover{border-color:#42675A}
html[data-theme="dark"] .doc .thumb{background-color:#172A23}
html[data-theme="dark"] .doc-del{background:rgba(19,34,29,.94);color:#FF9C96;border-color:rgba(255,156,150,.4)}
html[data-theme="dark"] .tree .brand:hover,
html[data-theme="dark"] .tree .series div:hover{background:var(--soft)}
html[data-theme="dark"] .steps .s{background:#1A2D26;color:var(--ink-3)}
html[data-theme="dark"] .filelist .f{background:#172A23}
html[data-theme="dark"] .close-x:hover{background:var(--soft);color:var(--ink)}
html[data-theme="dark"] .progress{background:#243A31}
html[data-theme="dark"] .modal:fullscreen .modal-box,
html[data-theme="dark"] .modal.fs-fallback .modal-box{background:#0A1210}
html[data-theme="dark"] .pretext,html[data-theme="dark"] .result-box{color:var(--ink)}
html[data-theme="dark"] .login-card .sub{color:var(--ink-3)}
html[data-theme="dark"] .menu a{color:var(--ink)}
html[data-theme="dark"] .menu a:hover{background:var(--brand-light)}
html[data-theme="dark"] .theme-toggle{background:#172A23}
html[data-theme="dark"] .md blockquote{color:var(--ink-3)}

/* 产品目录：参数摘要与参数详情浮窗 */
.cat-param-list{display:grid;gap:3px;max-width:470px}
.cat-param-line{display:flex;gap:10px;align-items:baseline;min-width:0;font-size:12px}
.cat-param-line span{flex:0 0 78px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-param-line b{flex:1;min-width:0;max-width:360px;font-weight:500;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.param-meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--ink-3);font-size:12px;margin:0 0 14px}
.param-group{margin:0 0 18px}
.param-group h4{margin:0 0 9px;font-size:13px;color:var(--brand);letter-spacing:.02em}
.param-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.param-cell{display:flex;gap:12px;justify-content:space-between;align-items:flex-start;background:var(--card);padding:9px 11px;min-height:38px}
.param-cell span{flex:0 0 42%;color:var(--ink-3);font-size:12px}
.param-cell b{flex:1;text-align:right;font-size:12.5px;font-weight:500;line-height:1.5;word-break:break-word}
.param-desc{font-size:13px;line-height:1.85;color:var(--ink-2);background:var(--soft);border-radius:8px;padding:12px 14px;word-break:break-word}
.cat-mobile-list{display:none}
.cat-mobile-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 13px;box-shadow:var(--shadow)}
.cat-mobile-head{display:flex;gap:10px;align-items:flex-start;font-weight:600;line-height:1.45}
.cat-mobile-head input{margin-top:3px;flex:0 0 auto}
.cat-mobile-head span{min-width:0}
.cat-mobile-head b{display:block;word-break:break-word}
.cat-mobile-head small{display:block;margin-top:4px;color:var(--ink-3);font-size:11.5px;font-weight:400}
.cat-mobile-meta{margin:8px 0 9px;color:var(--ink-3);font-size:11.5px;word-break:break-all}
@media (max-width:720px){
  .cat-table{display:none}
  .cat-mobile-list{display:grid;gap:10px}
  .cat-param-list{max-width:none}
  .cat-param-line span{flex-basis:66px}
  .cat-param-line b{max-width:none}
  .param-grid{grid-template-columns:1fr}
}