/* ============================================================
   cthub.cn · 商业情报栏目样式
   沿用站点既有设计令牌与组件语言（页头 / 工作区标题带 / 左侧分类栏 /
   卡片列表 / 指标簇 / 免责声明块 / 页脚）
   ============================================================ */

:root{
  --canvas:#f3f6fb;
  --surface:#ffffff;
  --ink:#18202a;
  --ink-2:#3d4753;
  --muted-ink:#5f6a75; /* 2026-10-05 a11y：原 #69737d 在 #f3f6fb 上仅 4.45，不达 WCAG AA 4.5 */
  --muted-strong:#5b6672; /* 2026-10-05 a11y：替代原 var(--muted-strong)（白底仅 2.5） */
  --line:#dfe4ec;
  --line-2:#eef0f3;
  --border:#d9dee3;
  --primary:#2563eb;
  --primary-deep:#163ea5;
  --navy:#071a3d;
  --cyan:#25b9ec;
  --teal:#0f766e;
  --teal-ink:#087b83;
  --amber-line:#d4c59f;
  --amber-mark:#b77a13;
  --radius:10px;
  --gutter:max(20px, calc(50vw - 848px));
  --font-sans:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --font-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{background:var(--canvas);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--canvas);color:var(--ink);
  font-family:var(--font-sans);font-size:15px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}

/* ---------- 页头 ---------- */
.app-header{
  position:sticky;top:0;z-index:45;color:#fff;
  background:linear-gradient(105deg,#061631 0%,#09265b 68%,#0d347e 100%);
  border-bottom:3px solid var(--primary);
  box-shadow:0 8px 24px #0616312e;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:0 var(--gutter);min-height:78px;flex-wrap:wrap;
}
.brand-lockup{display:flex;align-items:center;gap:13px;min-width:0;padding:10px 0}
.brand-mark{
  width:42px;height:42px;flex:none;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(145deg,#3b82f6,#1949bd);
  box-shadow:0 8px 24px #2563eb52;
}
.eyebrow{
  display:flex;align-items:center;gap:8px;
  color:#63e6e7;font-size:10px;font-weight:800;letter-spacing:.21em;
}
.brand-lockup h1{font-size:17px;letter-spacing:.01em;margin-top:2px}

.workspace-nav{
  display:flex;align-items:center;gap:2px;height:43px;padding:4px;
  background:#ffffff12;border:1px solid #94bbcd30;border-radius:11px;
  overflow-x:auto;scrollbar-width:none;
}
.workspace-nav::-webkit-scrollbar{display:none}
.workspace-nav a{
  display:inline-flex;align-items:center;gap:6px;height:35px;padding:0 12px;
  border-radius:8px;font-size:13px;font-weight:500;color:#ffffffb3;white-space:nowrap;
  transition:background .16s,color .16s;
}
.workspace-nav a:hover{color:#fff;background:#ffffff1a}
.workspace-nav a[aria-current="page"]{background:#fff;color:#0c1c2d;font-weight:600}
.workspace-nav svg{flex:none;opacity:.9}

/* ---------- 版心 ---------- */
.workspace{padding:20px var(--gutter) 56px}
.stack{display:flex;flex-direction:column;gap:16px}

/* ---------- 栏目标题带 ---------- */
.workspace-heading{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:22px 28px;border-radius:12px;color:#fff;
  background:linear-gradient(120deg,#12235c 0%,#1d4ed8 55%,#0f766e 100%);
  box-shadow:0 8px 30px #1018281f;
}
.workspace-heading .kicker{
  display:flex;align-items:center;gap:8px;
  font-size:10px;font-weight:800;letter-spacing:.21em;color:#8ff0ea;
}
.workspace-heading h2{font-size:26px;margin-top:8px;letter-spacing:.01em}
.workspace-heading p{margin-top:9px;max-width:62ch;font-size:13.5px;color:#dbe6f5;line-height:1.7}

.metric-cluster{
  display:flex;overflow:hidden;flex:none;
  background:#ffffffdb;border:1px solid #cfdae3;border-radius:12px;
  box-shadow:0 8px 24px #102a430f;
}
.metric-cluster > div{padding:11px 20px;border-left:1px solid #dde5ec}
.metric-cluster > div:first-child{border-left:0}
.metric-cluster .k{font-size:10.5px;color:var(--muted-ink);letter-spacing:.08em}
.metric-cluster .v{
  font-family:var(--font-mono);font-size:19px;font-weight:800;color:#0c1c2d;
  line-height:1.3;margin-top:2px;
}

/* ---------- 提示条 ---------- */
.notice{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
  padding:18px 22px;border-radius:6px;
  background:linear-gradient(110deg,#fffbf1,#fff 72%);
  border:1px solid var(--amber-line);border-left:4px solid var(--amber-mark);
  box-shadow:0 7px 20px #4a381609;
}
.notice-mark{width:38px;height:38px;border-radius:9px;display:grid;place-items:center;
  background:#fdf3dd;border:1px solid #e8d5a8;color:var(--amber-mark)}
.notice h3{font-size:13px;letter-spacing:.06em;color:#8a5a08}
.notice p{font-size:13px;color:#6b5a3a;line-height:1.75;margin-top:5px}

/* ---------- 工具栏 ---------- */
.toolbar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:12px 14px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);
}
.field{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 12px;
  border:1px solid #cfd8e0;border-radius:8px;background:#fff;color:var(--muted-ink);
  font-size:13px;min-width:0;
}
.field.grow{flex:1 1 260px}
.field input{border:0;outline:0;background:transparent;font:inherit;color:var(--ink);width:100%}
.field input::placeholder{color:var(--muted-strong)}
.field select{border:0;outline:0;background:transparent;font:inherit;color:var(--ink-2);cursor:pointer}
.field .lbl{font-size:11.5px;color:var(--muted-strong);letter-spacing:.04em;flex:none}
.btn{
  height:38px;padding:0 14px;border:1px solid #cfd8e0;border-radius:8px;background:#fff;
  color:var(--ink-2);font:inherit;font-size:13px;font-weight:500;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;
}
.btn:hover{border-color:#a9b6c2;color:var(--ink)}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff}

/* ---------- 分类筛选 ---------- */
.chips{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.chips .lead{font-size:12px;color:var(--muted-ink);letter-spacing:.04em;margin-right:2px}
.chip{
  display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 13px;
  border:1px solid var(--border);border-radius:999px;background:#fff;
  font-size:13px;color:var(--ink-2);cursor:pointer;transition:.15s;
}
.chip:hover{border-color:#b9c6d2}
.chip[aria-pressed="true"]{
  background:#e8f1fd;border-color:#a9c8f5;color:#1747b8;font-weight:600;
}
.chip .n{
  font-family:var(--font-mono);font-size:11px;color:var(--muted-ink);
  background:#f1f4f8;border-radius:5px;padding:0 6px;line-height:17px;
}
.chip[aria-pressed="true"] .n{background:#d6e6fd;color:#1747b8}

/* ---------- 两栏布局 ---------- */
.layout{display:grid;grid-template-columns:238px minmax(0,1fr);gap:16px;align-items:start}
.rail{
  position:sticky;top:96px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;
}
.rail-title{
  display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;
  color:#fff;font-size:13px;font-weight:750;
  background:linear-gradient(120deg,#0a263e,#0b5060);
}
.rail-group{padding:12px 14px 6px;font-size:10.5px;font-weight:800;letter-spacing:.16em;color:var(--muted-strong)}
.rail a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 14px;font-size:13px;color:#4a5057;border-top:1px solid var(--line-2);
}
.rail a:hover{background:#f7fafc;color:var(--ink)}
.rail a[aria-current="page"]{
  color:var(--teal-ink);font-weight:750;
  background:linear-gradient(90deg,#e6f8f7,#f7fcfc);
  box-shadow:inset 3px 0 #0ca6a7;
}
.rail a .n{font-family:var(--font-mono);font-size:11px;color:var(--muted-strong)}

/* ---------- 情报卡片 ---------- */
.day-group{display:flex;flex-direction:column;gap:12px}
.day-label{
  display:flex;align-items:center;gap:10px;
  font-size:12px;color:var(--muted-ink);letter-spacing:.06em;
  padding:2px 0 0;
}
.day-label b{font-family:var(--font-mono);font-size:13px;color:var(--ink);font-weight:700}
.day-label::after{content:"";flex:1;height:1px;background:var(--line)}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:box-shadow .18s,border-color .18s;
}
.card:hover{box-shadow:0 8px 24px #102a4314;border-color:#c4d0db}
.card-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  min-height:42px;padding:9px 15px;
  background:linear-gradient(90deg,#f8fbfc,#eef5f6);
  border-bottom:1px solid #d7e1e8;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 9px;border-radius:5px;
  font-size:11.5px;font-weight:700;letter-spacing:.02em;
  background:#e8f1fd;color:#1747b8;
}
.tag.t-policy{background:#e8f1fd;color:#1747b8}
.tag.t-bid{background:#fdeee2;color:#a24f10}
.tag.t-vendor{background:#efe9fb;color:#5b34a3}
.tag.t-tech{background:#e3f4f6;color:#0b6a76}
.tag.t-clinical{background:#e7f5ed;color:#0d6b47}
.tag.t-pcct{background:#fbe9f6;color:#9c1f80}
.tag.t-data{background:#eef0f3;color:#4a5057}
.tag.t-head{background:#fdecec;color:#b42318}

.card-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:11.5px;color:var(--muted-ink)}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:#c2cbd4}
.card-body{padding:15px}
.card-body h3{font-size:16px;letter-spacing:.005em}
.card-body h3 a:hover{color:var(--primary)}
.facts{margin-top:9px;font-size:13.5px;color:var(--ink-2);line-height:1.78}
.read{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:13px;
}
.read > div{
  border:1px solid var(--line);border-radius:8px;padding:11px 13px;background:#fbfcfd;
}
.read .h{
  display:flex;align-items:center;gap:6px;
  font-size:11px;font-weight:800;letter-spacing:.1em;color:var(--muted-ink);
}
.read p{margin-top:6px;font-size:13px;color:var(--ink-2);line-height:1.75}
.read .h-market{color:#0b6a76}
.read .h-focus{color:#8a5a08}

.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:10px 15px;border-top:1px solid var(--line-2);background:#fcfdfe;
  font-size:11.5px;color:var(--muted-ink);
}
.badge{
  display:inline-flex;align-items:center;gap:5px;height:21px;padding:0 8px;border-radius:5px;
  font-size:11px;font-weight:600;
}
.badge.src-official{background:#e7f5ed;color:#0d6b47}
.badge.src-media{background:#eef0f3;color:#4a5057}
.badge.src-pending{background:#fff6e6;color:#8a5a08}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;padding-top:4px}
.pager a{
  min-width:36px;height:36px;padding:0 11px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--border);border-radius:8px;background:#fff;font-size:13px;color:var(--ink-2);
}
.pager a:hover{border-color:#b9c6d2}
.pager a[aria-current="page"]{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* ---------- 详情页 ---------- */
.crumbs{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted-ink)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:#c2cbd4}

.issue-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:24px 28px;border-radius:12px;color:#fff;
  background:linear-gradient(125deg,#06182d 0%,#0a3155 58%,#0a5369 100%);
  box-shadow:0 16px 44px #16304921;
}
.issue-head .kicker{font-size:10px;font-weight:800;letter-spacing:.21em;color:#8ff0ea}
.issue-head h2{font-size:25px;margin-top:8px}
.issue-head .sub{margin-top:10px;font-size:13px;color:#c6d8ea;line-height:1.8}
.issue-head .sub span{display:inline-flex;align-items:center;gap:6px;margin-right:16px}
.issue-side{
  flex:none;background:#ffffff14;border:1px solid #ffffff2e;border-radius:10px;padding:14px 18px;
  min-width:190px;
}
.issue-side .k{font-size:10.5px;letter-spacing:.1em;color:#a8c6dd}
.issue-side .v{font-family:var(--font-mono);font-size:15px;font-weight:700;margin-top:3px}
.issue-side .row + .row{margin-top:11px;padding-top:11px;border-top:1px solid #ffffff1f}

.toc{display:flex;flex-direction:column}
.toc a{
  display:flex;align-items:center;justify-content:flex-start;gap:9px;padding:9px 14px;
  font-size:12.5px;color:#4a5057;border-top:1px solid var(--line-2);
}
.toc a:first-child{border-top:0}
.toc a:hover{background:#f7fafc;color:var(--ink)}
.toc a.active{color:var(--teal-ink);font-weight:700;box-shadow:inset 3px 0 #0ca6a7;
  background:linear-gradient(90deg,#e6f8f7,#f7fcfc)}
.toc .idx{font-family:var(--font-mono);font-size:11px;color:var(--muted-strong);flex:none}

.section{padding-top:4px}
.section-head{
  display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
  padding:0 0 12px;border-bottom:2px solid #dfe7ef;margin-bottom:12px;
}
.section-head .no{
  font-family:var(--font-mono);font-size:12px;font-weight:700;color:#fff;
  background:linear-gradient(120deg,#12235c,#1d4ed8);border-radius:6px;padding:3px 8px;
}
.section-head h2,.section-head h3{font-size:19px}
.section-head .en{font-size:11.5px;color:var(--muted-strong);letter-spacing:.1em;text-transform:uppercase}
.section-head .cnt{margin-left:auto;font-size:12px;color:var(--muted-ink)}
.section + .section{margin-top:26px}
.card-body h4{font-size:16px;letter-spacing:.005em;font-weight:700;line-height:1.4}

/* 详情页 · 本期要点 */
.highlight{
  padding:18px 22px;border-radius:10px;
  background:linear-gradient(115deg,#f2f7ff,#f8fbfa 72%);
  border:1px solid #cddffa;border-left:4px solid var(--primary);
  box-shadow:0 7px 20px #102a430a;
}
.highlight .h{
  display:flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.12em;color:#1747b8;
}
.highlight ol{margin-top:11px;display:flex;flex-direction:column;gap:9px}
.highlight li{display:flex;gap:10px;font-size:13.5px;color:var(--ink-2);line-height:1.75}
.highlight li .n{
  flex:none;margin-top:3px;
  font-family:var(--font-mono);font-size:11px;font-weight:700;color:#fff;
  background:var(--primary);border-radius:5px;height:18px;padding:0 6px;line-height:18px;
}
.highlight li b{color:var(--ink);font-weight:700}

.empty{
  font-size:13px;color:var(--muted-strong);padding:14px 16px;
  background:#f8fafc;border:1px dashed #d5dee6;border-radius:8px;
}

/* 详情页 · 期次切换 */
.issue-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.issue-nav a{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  border:1px solid var(--border);border-radius:8px;background:#fff;font-size:13px;color:var(--ink-2);
}
.issue-nav a:hover{border-color:#b9c6d2;color:var(--ink)}
.issue-nav a.mid{color:var(--muted-ink);border-style:dashed}
.issue-nav a.disabled{color:#b7c0c9;pointer-events:none}

/* 详情页 · 来源与延伸 */
.src-line{font-size:11.5px;color:var(--muted-ink)}
.extend{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;color:var(--primary)}
.extend:hover{color:var(--primary-deep)}

/* ---------- 页脚 ---------- */
.site-footer{
  display:grid;grid-template-columns:minmax(260px,1fr) auto auto;
  align-items:center;gap:34px;
  padding:28px var(--gutter);
  background:#eef2f5;border-top:1px solid #d5dce2;color:#5f6c77;font-size:12.5px;
}
.site-footer-mark{
  display:flex;align-items:center;gap:7px;
  font-size:13px;font-weight:900;letter-spacing:.08em;color:#183c5d;
}
.site-footer p{margin-top:6px;color:#5f6c77}
.site-footer nav{display:flex;gap:20px;flex-wrap:wrap}
.site-footer small{color:#5f6c77;font-size:11.5px}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .layout{grid-template-columns:1fr}
  .rail{position:static}
  /* 首页左栏：板块与归档改为横向胶囊标签 */
  .rail .rail-list{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px}
  .rail .rail-list a{
    display:inline-flex;border:1px solid var(--border);border-radius:999px;padding:6px 12px;border-top:0;
  }
  .rail .rail-list a[aria-current="page"]{box-shadow:none;border-color:#a9c8f5}
  .rail-group{display:none}
  /* 详情页目录：改为横向滚动胶囊条，避免长目录挤占正文 */
  .toc{
    flex-direction:row;overflow-x:auto;gap:6px;padding:10px 12px;
    scrollbar-width:none;
  }
  .toc::-webkit-scrollbar{display:none}
  .toc a{
    flex:none;white-space:nowrap;border:1px solid var(--border);border-radius:999px;
    padding:6px 12px;border-top:0;
  }
  .toc a.active{box-shadow:none;border-color:#a9c8f5;background:#e6f8f7}
}
@media (max-width:820px){
  body{font-size:14.5px}
  .header-inner{min-height:auto;padding-top:12px;padding-bottom:12px;gap:14px}
  .workspace-nav{width:100%}
  .workspace{padding-top:16px}
  .workspace-heading{padding:18px 20px}
  .workspace-heading h2{font-size:22px}
  .metric-cluster{width:100%}
  .metric-cluster > div{flex:1;padding:10px 14px}
  .issue-head{padding:20px}
  .issue-head h2{font-size:21px}
  .read{grid-template-columns:1fr}
  .site-footer{grid-template-columns:1fr;gap:16px;text-align:left}
}
@media (max-width:560px){
  .workspace-nav a span{display:none}
  .workspace-nav a{padding:0 10px}
  .card-body h3{font-size:15px}
  .section-head h3{font-size:17px}
  .section-head .en{display:none}
}

/* ---------- 嵌入态：被站点主框架 iframe 引用时隐藏重复页头 ---------- */
html.is-embedded .app-header{display:none}
html.is-embedded .workspace{padding-top:16px}
html.is-embedded .stack{gap:14px}

/* ---------- 返回顶部（滚动 600px 后浮现） ---------- */
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:60;
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:50%;cursor:pointer;
  background:var(--surface);color:var(--primary);box-shadow:0 6px 18px rgba(7,26,61,.16);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.to-top.is-on{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.to-top svg{width:18px;height:18px}
@media (max-width:560px){
  .to-top{right:12px;bottom:16px;width:38px;height:38px}
}
@media (prefers-reduced-motion:reduce){
  .to-top{transition:none}
}

/* ---------- 触屏设备可点目标（2026-10-05 深度审计 a11y 修复） ----------
   桌面端不受影响；触屏下把主要可点元素补足到 44px（WCAG 2.5.5 建议值）。 */
@media (pointer:coarse){
  .chip,.btn,.pager a,.issue-nav a,.field{min-height:44px}
  .to-top{width:46px;height:46px}
}

/* ---------- Logo 实心底（2026-10-06）：清掉容器原有渐变底，改由 SVG 自带实心青绿 ---------- */
.brand-mark{background:none!important;border:0!important;box-shadow:none!important}