/* ============================================================
   低空经济产业链数据库 — 中航咨询品牌版
   基调色：AVIC 深蓝 (#1B5E9C) | 风格参考：EMAGE 企业级数据平台
   ============================================================ */

:root{
  /* === 基调色板（AVIC 蓝）=== */
  --primary:#1B5E9C;            /* 主色：深蓝基调 */
  --primary-light:#2B7BD4;      /* 亮主色 */
  --primary-dark:#134A7A;       /* 暗主色 */
  --primary-soft:rgba(27,94,156,.08);   /* 浅底 */
  --primary-soft-md:rgba(27,94,156,.14);/* 中浅底 */

  /* === 功能色 === */
  --success:#0F8A5C; --success-bg:rgba(15,138,92,.10);
  --warning:#C4790A; --warning-bg:rgba(196,121,10,.10);
  --danger:#C43B3B; --danger-bg:rgba(196,59,59,.10);
  --info:#5B6BC0;    --info-bg:rgba(91,107,192,.10);

  /* === 背景与表面 === */
  --bg:#F4F6F9;              /* 页面底色 — 极浅灰蓝 */
  --surface:#FFFFFF;         /* 卡片/面板 */
  --surface-alt:#F8FAFC;     /* 交替行/次要区 */
  --surface-hover:#EEF3F8;   /* 悬停态 */

  /* === 文字 === */
  --text-primary:#1A2332;     /* 主文字 */
  --text-secondary:#5A6680;   /* 次要文字 */
  --text-muted:#9098AA;       /* 辅助文字 */
  --text-on-primary:#FFFFFF;  /* 主色上的文字 */

  /* === 边框与分割 === */
  --border:#E2E6EF;
  --border-light:#EAEDF3;

  /* === 阴影 === */
  --shadow-sm:0 1px 3px rgba(26,35,50,.05);
  --shadow-md:0 2px 8px rgba(26,35,50,.06),0 6px 24px rgba(26,35,50,.04);
  --shadow-lg:0 4px 16px rgba(26,35,50,.08),0 12px 40px rgba(26,35,50,.06);

  /* === 圆角 === */
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:14px;
  --radius-xl:18px;

  /* === 尺寸 === */
  --topbar-h:56px;
}

/* ---- Reset & Base ---- */
*{box-sizing:border-box;margin:0;padding:0}
html,body{
  height:100%;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  background:var(--bg);color:var(--text-primary);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none;transition:color .15s}
a:hover{color:var(--primary-light)}
b,strong{font-weight:600}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
::-webkit-scrollbar-track{background:transparent}

/* ============================================================
   TOP BAR — EMAGE 风格：品牌色顶栏 + Logo + 导航 + 搜索
   ============================================================ */
.topbar{
  position:sticky;top:0;z-index:100;
  height:var(--topbar-h);
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  box-shadow:0 2px 12px rgba(27,94,156,.25);
}
/* 内层容器：内容宽度与 main 的 1360px 对齐，背景仍保持通栏 */
.topbar-inner{
  display:flex;align-items:center;gap:0;
  height:100%;width:100%;max-width:1360px;margin:0 auto;padding:0 24px;
}
/* 左侧：Logo + 品牌名 */
.brand{
  display:flex;align-items:center;gap:12px;flex-shrink:0;margin-right:28px;
}
.brand .logo-img{
  height:38px;width:auto;object-fit:contain;
}
.brand-texts{display:flex;flex-direction:column;gap:1px}
.brand-title{
  font-size:16px;font-weight:700;color:#fff;letter-spacing:.3px;white-space:nowrap;
}
.brand-sub{
  font-size:11px;color:rgba(255,255,255,.65);font-weight:400;white-space:nowrap;letter-spacing:.2px;
}

/* 搜索栏 — 收窄宽度（不再占据首栏主导位），弹性收缩下限 200px */
.search-box{
  flex:0 1 320px;min-width:200px;display:flex;margin-left:auto;
  }
.search-box input{
  flex:1;border:none;background:rgba(255,255,255,.14);color:#fff;
  padding:9px 14px;border-radius:var(--radius-sm) 0 0 var(--radius-sm);
  outline:none;font-size:13px;backdrop-filter:blur(4px);
  placeholder-color:rgba(255,255,255,.55);
}
.search-box input::placeholder{color:rgba(255,255,255,.55)}
.search-box input:focus{background:rgba(255,255,255,.22)}
.search-box button{
  border:none;background:rgba(255,255,255,.22);color:#fff;
  padding:0 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  cursor:pointer;font-size:13px;font-weight:500;transition:background .15s;
}
.search-box button:hover{background:rgba(255,255,255,.32)}

/* 导航快捷入口（图标+文字） */
.nav{
  display:flex;gap:4px;flex-shrink:0;
}
.nav a{
  display:inline-flex;align-items:center;gap:5px;
  padding:7px 12px;border-radius:var(--radius-sm);
  color:rgba(255,255,255,.82);font-size:13px;font-weight:500;
  transition:all .15s;white-space:nowrap;
}
.nav a:hover{background:rgba(255,255,255,.15);color:#fff}
.nav a.active{
  background:rgba(255,255,255,.22);color:#fff;font-weight:600;
  box-shadow:inset 0 -2px 0 rgba(255,255,255,.5);
}
.nav-ico{font-size:14.5px;line-height:1}
.nav-about{margin-left:4px;opacity:.75}
.nav-about:hover{opacity:1}

/* 右上角：中航咨询 Logo */
.brand-logo-right{
  display:flex;align-items:center;margin-left:20px;flex-shrink:0;
  padding-left:20px;border-left:1px solid rgba(255,255,255,.22);
}
.brand-logo-right .logo-img{
  height:34px;width:auto;object-fit:contain;
}

/* ============================================================
   LAYOUT
   ============================================================ */
main{padding:24px;max-width:1360px;margin:0 auto;min-height:calc(100vh - var(--topbar-h) - 60px)}

.footer{
  text-align:center;color:var(--text-muted);font-size:11.5px;
  padding:18px 24px;border-top:1px solid var(--border-light);margin-top:32px;
  background:var(--surface);
}
.footer .sep{margin:0 8px;color:var(--border)}

/* ============================================================
   CARDS — EMAGE 风格：大白卡片、轻阴影、大圆角
   ============================================================ */
.card{
  background:var(--surface);border:1px solid var(--border-light);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
  transition:box-shadow .2s,border-color .2s;
}
.card:hover{box-shadow:var(--shadow-md)}

.section-title{
  font-size:17px;font-weight:700;color:var(--text-primary);
  margin:0 0 16px;display:flex;align-items:center;gap:8px;
}
.section-title::before{
  content:'';display:inline-block;width:4px;height:18px;
  background:var(--primary);border-radius:2px;flex-shrink:0;
}
.muted{color:var(--text-muted)}

/* 标签 / Chip */
.tag{
  display:inline-block;padding:3px 10px;border-radius:20px;
  font-size:11.5px;background:var(--surface-alt);color:var(--text-secondary);
  border:1px solid var(--border-light);margin:2px 4px 2px 0;transition:all .15s;
}
.tag.acc{background:var(--primary-soft);color:var(--primary);border-color:transparent}
.tag.grn{background:var(--success-bg);color:var(--success);border-color:transparent}
.tag.pur{background:var(--info-bg);color:var(--info);border-color:transparent}
.tag.warn{background:var(--warning-bg);color:var(--warning);border-color:transparent}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);
  padding:7px 16px;border-radius:var(--radius-sm);cursor:pointer;
  font-size:13px;font-weight:500;transition:all .15s;
}
.btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.btn.primary{
  background:var(--primary);color:#fff;border-color:var(--primary);
}
.btn.primary:hover{background:var(--primary-light);color:#fff}
.btn.sm{padding:4px 11px;font-size:12px}
.btn.danger{--bc:var(--danger);--bg:var(--danger-bg)}
.btn.success{--bc:var(--success);--bg:var(--success-bg)}

/* 网格 */
.grid{display:grid;gap:18px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:960px){.cols{grid-template-columns:1fr}}

/* ============================================================
   首页核心数据模块 — 大图标 + 文字 入口卡片
   ============================================================ */
.mod-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:24px}
.mod-card{
  display:flex;flex-direction:column;align-items:center;gap:7px;text-align:center;
  background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);
  padding:22px 12px;box-shadow:var(--shadow-sm);transition:all .18s;color:var(--text-primary);
}
.mod-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--primary);background:var(--primary-soft)}
.mod-ico{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--primary-soft);border-radius:var(--radius-md);transition:all .18s}
.mod-card:hover .mod-ico{background:var(--primary-soft-md)}
.mod-ico svg{width:27px;height:27px;transition:stroke .18s}
.mod-ico img{width:27px;height:27px;object-fit:contain}
.mod-card span{font-size:15px;font-weight:700}
.mod-card small{font-size:11.5px;color:var(--text-muted)}
@media(max-width:960px){.mod-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.mod-grid{grid-template-columns:1fr}}

/* ============================================================
   STAT CARDS — 首页统计卡片
   ============================================================ */
.stats{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:14px;
  box-shadow:var(--shadow-sm);
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-bottom:24px;
}
.stat{
  background:var(--surface);border:1px solid var(--border-light);
  border-radius:var(--radius-md);padding:18px 12px;min-height:108px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  transition:transform .15s,box-shadow .15s;
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat .v{
  font-size:32px;font-weight:700;color:var(--primary);line-height:1.1;text-align:center;
}
.stat .v .plus{
  font-size:15px;font-weight:600;color:var(--primary-light);
  vertical-align:super;line-height:0;margin-left:1px;
}
.stat .l{
  color:var(--text-secondary);font-size:15px;font-weight:500;text-align:center;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;
}
.stat .icon{
  width:36px;height:36px;border-radius:var(--radius-md);
  background:var(--primary-soft);display:flex;align-items:center;justify-content:center;
  font-size:16px;margin-bottom:4px;
}

/* ============================================================
   TOOLBAR / FILTERS — 筛选工具栏
   ============================================================ */
.toolbar{
  background:var(--surface);border:1px solid var(--border-light);
  border-radius:var(--radius-lg);padding:0;box-shadow:var(--shadow-sm);
}
.filters-toolbar{
  /* 左右 16px 与企业库 .ent-toolbar 的 padding:14px 16px 对齐，保证两页首栏视觉统一 */
  padding:14px 16px;display:flex;flex-direction:column;gap:12px;align-items:stretch;
}
.filters-grid{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));
  gap:12px;flex:1 1 100%;min-width:0;
}
.filter-cell{display:flex;flex-direction:column;gap:4px;min-width:0}
.filter-cell label{font-size:12px;color:var(--text-muted);font-weight:500}
.filter-cell select{
  width:100%;height:34px;padding:4px 22px 4px 8px;
  border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface);color:var(--text);font-size:13px;
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%23666' fill='none' stroke-width='1.4'/></svg>");
  background-repeat:no-repeat;background-position:right 8px center;background-size:10px 6px;
}
.filter-cell select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-soft)}
.filters-actions{display:flex;gap:12px;align-items:center;flex-wrap:nowrap;margin-top:12px}
.filters-actions input[type="search"]{
  flex:1 1 auto;min-width:160px;height:34px;
  padding:7px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface);color:var(--text);font-size:13px;
  outline:none;
}
.filters-actions input[type="search"]:focus{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-soft)}
.filters-actions input[type="search"]::placeholder{color:var(--text-tertiary)}
/* 机型库搜索框（#pFocus）placeholder：浅灰示例文字，聚焦即隐藏。ID 选择器，仅作用于该输入框 */
#pFocus::placeholder{color:var(--text-muted);opacity:1}
#pFocus:focus::placeholder{color:transparent}
.filters-actions .btn,.filters-actions .muted{flex-shrink:0}

/* 已激活的筛选条件 */
.active-filters{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.af{
  display:inline-flex;align-items:center;gap:4px;
  background:var(--primary-soft);color:var(--primary);
  border:1px solid transparent;padding:4px 11px;border-radius:20px;
  font-size:12px;cursor:pointer;font-weight:500;transition:all .15s;
}
.af:hover{background:var(--primary-soft-md)}

/* ============================================================
   ENTERPRISE LIST — 企业卡片列表
   ============================================================ */
.list{display:flex;flex-direction:column;gap:12px}
.en-card{
  background:var(--surface);border:1px solid var(--border-light);
  border-radius:var(--radius-lg);padding:16px 20px;
  box-shadow:var(--shadow-sm);cursor:pointer;
  transition:transform .15s,border-color .15s,box-shadow .15s;
}
.en-card:hover{
  border-color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow-md);
}
.en-card .row1{display:flex;justify-content:space-between;gap:14px;align-items:baseline}
.en-card .nm{font-size:15.5px;font-weight:700;color:var(--text-primary)}
/* 搜索结果页：企业名称为链接，提供悬停/激活反馈，与全局链接色一致 */
.en-card .en-name{font-size:15.5px;font-weight:700;color:var(--primary);text-decoration:none;transition:color .15s,border-color .15s;border-bottom:1px solid transparent}
.en-card .en-name:hover{color:var(--primary-light);border-bottom-color:var(--primary-light)}
.en-card .en-name:active{color:var(--primary);opacity:.8}
/* 搜索结果页：机型表格内的产品/企业链接 hover 反馈 */
.tbl a{color:var(--primary);text-decoration:none;transition:color .15s}
.tbl a:hover{color:var(--primary-light);text-decoration:underline}
.en-card .meta{color:var(--text-muted);font-size:12px;margin-top:4px}
.en-card .desc{color:var(--text-secondary);font-size:13px;margin-top:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.55}

/* ============================================================
   DETAIL PAGE — 详情页
   ============================================================ */
.detail-head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:flex-start}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px 24px;margin-top:12px}
.kv .k{font-size:12px;color:var(--text-muted);font-weight:500}
.kv .v{font-size:14px;font-weight:600;color:var(--text-primary)}
.pill{display:inline-block;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}
.pill.listed{background:var(--success-bg);color:var(--success)}
.pill.unlisted{background:var(--surface-alt);color:var(--text-secondary);border:1px solid var(--border-light)}

/* ============================================================
   TABLES — 数据表格
   ============================================================ */
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
table.tbl th,table.tbl td{
  border-bottom:1px solid var(--border-light);padding:10px 12px;text-align:left;vertical-align:top;
}
table.tbl th{
  color:var(--text-muted);font-weight:600;font-size:12px;
  background:var(--surface-alt);position:sticky;top:0;z-index:2;
  text-transform:uppercase;letter-spacing:.3px;
}
table.tbl tr:hover td{background:var(--surface-hover)}
.tbl-wrap{
  max-height:560px;overflow:auto;
  border:1px solid var(--border-light);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
}

/* ============================================================
   CHAIN MAP — 产业链图谱
   ============================================================ */
.chain-sector{margin-bottom:22px}
/* 中游两个板块合并同一行：等宽两列，间距与板块间距统一为 22px，顶部对齐 */
.chain-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:22px;align-items:start}
.chain-row>.chain-sector{margin-bottom:0;min-width:0}
/* 窄屏：并排改为堆叠，避免出现横向挤压与文字溢出 */
@media(max-width:900px){
  .chain-row{grid-template-columns:1fr;gap:0}
  .chain-row>.chain-sector{margin-bottom:22px}
}
.chain-sector>.title{
  font-size:16px;font-weight:700;margin-bottom:12px;
  display:flex;align-items:center;gap:8px;
}
.chain-sector>.title .dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.seg-grid{display:flex;flex-wrap:wrap;gap:14px}
.seg{
  border:1px solid var(--border-light);border-radius:var(--radius-md);
  padding:14px 16px;background:var(--surface);min-width:210px;flex:1;
  cursor:pointer;transition:all .15s;
}
.seg:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-1px)}
.seg .sn{font-weight:700;font-size:14px;color:var(--text-primary)}
.seg .sc{color:var(--text-muted);font-size:12px;margin-top:3px}
.seg .bar{height:6px;border-radius:4px;background:var(--surface-alt);margin-top:10px;overflow:hidden}
.seg .bar>i{display:block;height:100%;border-radius:4px;background:var(--primary)}

/* ============================================================
   ANALYTICS CHARTS — 图表区域
   ============================================================ */
.chart-card{padding:20px 22px}
.chart-card.is-active{box-shadow:0 0 0 2px var(--primary) inset;transition:box-shadow .15s}
.card.chart-card.half{/* 半幅卡片，无需特殊规则，使用 cols 自动等宽 */}
.donut-wrap{display:flex;align-items:center;justify-content:center;gap:22px;flex-wrap:wrap}
.legend{display:flex;flex-direction:column;gap:6px;font-size:13px}
.legend .li{display:flex;align-items:center;gap:8px;cursor:pointer;padding:3px 6px;border-radius:var(--radius-sm);transition:background .1s}
.legend .li:hover{background:var(--surface-alt);color:var(--primary)}
.legend .sw{width:13px;height:13px;border-radius:4px;flex:0 0 auto}
.bar-row{
  display:grid;grid-template-columns:150px 1fr 56px;gap:12px;
  align-items:center;margin:7px 0;font-size:13px;cursor:pointer;padding:4px 6px;border-radius:var(--radius-sm);transition:background .1s;
}
.bar-row:hover{background:var(--surface-alt)}
.bar-row:hover .nm{color:var(--primary);font-weight:600}
.bar-row .nm{font-weight:500}

/* 数据分析：图表导航 + 锚点偏移 + 明细面板 */
html{scroll-behavior:smooth}
[id^="ana-"]{scroll-margin-top:80px}
.ana-nav{
  display:flex;align-items:center;gap:6px;flex-wrap:nowrap;
  padding:10px 14px;margin-top:14px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  overflow-x:auto;scrollbar-width:thin;
}
.ana-nav-label{
  flex:0 0 auto;font-size:12.5px;color:var(--text-secondary);font-weight:600;margin-right:4px;
  white-space:nowrap;
}
.ana-nav a{
  flex:0 0 auto;padding:5px 12px;border-radius:999px;font-size:12.5px;
  color:var(--text-secondary);background:transparent;border:1px solid transparent;
  text-decoration:none;white-space:nowrap;transition:all .12s;
}
.ana-nav a:hover{background:var(--surface-alt);color:var(--primary)}
.ana-nav a.active{background:var(--primary);color:#fff;border-color:var(--primary);font-weight:600}
@media(max-width:960px){.ana-nav{padding:8px 10px}.ana-nav a{padding:4px 10px;font-size:12px}}

.ana-detail-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;border-bottom:1px solid var(--border);
}
.ana-detail .tbl{max-width:100%}
.ana-detail .tbl th{background:var(--surface-alt)}
.bar-row .bar{height:20px;background:var(--surface-alt);border-radius:var(--radius-sm);overflow:hidden}
.bar-row .bar>i{display:block;height:100%;border-radius:var(--radius-sm);background:var(--primary)}

/* ============================================================
   COMPARE — 参数对比
   ============================================================ */
.cmp-table{font-size:12.5px}
.cmp-table th:first-child{position:sticky;left:0;background:var(--surface-alt);z-index:1}
.radar-wrap{display:flex;justify-content:center;padding:16px 0}

/* ============================================================
   PAGINATION — 分页
   ============================================================ */
.pager{display:flex;gap:6px;align-items:center;margin-top:20px;justify-content:center}
.pager button{
  min-width:36px;height:36px;border:1px solid var(--border);background:var(--surface);
  color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;
  font-size:13px;font-weight:500;transition:all .15s;
}
.pager button:hover{border-color:var(--primary);color:var(--primary)}
.pager button.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty{padding:60px 20px;text-align:center;color:var(--text-muted)}
.empty-icon{font-size:48px;margin-bottom:12px;opacity:.3}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.crumb{font-size:12px;color:var(--text-muted);margin-bottom:14px}
.crumb a{color:var(--primary);font-weight:500}

/* ============================================================
   GLOSSARY — 术语词典
   ============================================================ */
.glossary-list{display:flex;flex-direction:column;gap:10px}
.gloss-item{
  background:var(--surface);border:1px solid var(--border-light);
  border-radius:var(--radius-md);padding:14px 18px;
  box-shadow:var(--shadow-sm);transition:all .15s;
}
.gloss-item:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.gloss-item .g-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:0;cursor:pointer;padding:2px 0}
.gloss-item .g-name{font-size:15px;font-weight:700;color:var(--text-primary)}
.gloss-item .g-toggle{margin-left:auto;font-size:12px;color:var(--primary);font-weight:500;flex-shrink:0}
.gloss-item .g-def{font-size:13px;color:var(--text-secondary);line-height:1.7;white-space:pre-wrap;word-break:break-word;margin-top:8px;padding-top:8px;border-top:1px dashed var(--border-light)}

/* 按大类折叠（accordion） */
.gloss-cat{border:1px solid var(--border-light);border-radius:var(--radius-md);overflow:hidden;background:var(--surface);margin-bottom:12px;box-shadow:var(--shadow-sm)}
.gloss-cat-head{display:flex;align-items:center;gap:10px;padding:13px 18px;cursor:pointer;background:var(--surface-alt);transition:background .15s}
.gloss-cat-head:hover{background:var(--primary-soft)}
.gloss-cat-head .gc-name{font-size:15px;font-weight:700;color:var(--text-primary)}
.gloss-cat-head .gc-toggle{margin-left:auto;color:var(--text-muted);font-size:13px}
.gloss-cat-body{padding:10px 16px;display:flex;flex-direction:column;gap:8px}

/* 三级结构：章→节→词条 */
.g-chap{border:1px solid var(--border-light);border-radius:var(--radius-md);overflow:hidden;background:var(--surface);margin-bottom:14px;box-shadow:var(--shadow-sm)}
.g-chap-head{display:flex;align-items:center;gap:10px;padding:14px 18px;cursor:pointer;background:linear-gradient(90deg,var(--primary-soft),var(--surface-alt));transition:background .15s}
.g-chap-head:hover{background:var(--primary-soft)}
.g-chap-head .gc-num{font-size:12.5px;font-weight:700;color:var(--primary);background:var(--surface);border:1px solid var(--border-light);border-radius:6px;padding:2px 8px;flex-shrink:0}
.g-chap-head .gc-name{font-size:16px;font-weight:800;color:var(--text-primary)}
.g-chap-head .g-toggle{margin-left:auto;color:var(--text-muted);font-size:13px}
.g-chap-body{padding:10px 14px;display:flex;flex-direction:column;gap:10px}

.g-sec{border:1px solid var(--border-light);border-radius:8px;overflow:hidden;background:var(--surface-alt)}
.g-sec-head{display:flex;align-items:center;gap:9px;padding:10px 14px;cursor:pointer;background:var(--surface-alt);transition:background .15s}
.g-sec-head:hover{background:var(--primary-soft)}
.g-sec-head .gs-num{font-size:12px;font-weight:700;color:var(--text-muted);flex-shrink:0}
.g-sec-head .gs-name{font-size:14px;font-weight:700;color:var(--text-primary)}
.g-sec-head .g-toggle{margin-left:auto;color:var(--text-muted);font-size:13px}
.g-sec-body{padding:8px 12px 10px;display:flex;flex-direction:column;gap:8px}

.gloss-item .g-num{font-size:12px;font-weight:700;color:var(--text-muted);flex-shrink:0}
.gloss-item.is-empty{border-style:dashed}
.gloss-item.is-empty .g-name{color:var(--text-secondary)}

/* ============================================================
   ABOUT / METHODOLOGY
   ============================================================ */
.about-section{margin-bottom:28px}
.about-section h2{font-size:18px;font-weight:700;color:var(--text-primary);margin-bottom:10px}
.about-section p{font-size:14px;color:var(--text-secondary);line-height:1.75;margin-bottom:8px}
.about-section ul{padding-left:20px;margin-bottom:8px}
.about-section li{font-size:13.5px;color:var(--text-secondary);line-height:1.7;margin-bottom:4px}

/* ============================================================
   RESPONSIVE
   ============================================================ */
/* iOS 安全区：避免 notch / 灵动岛 / 底部 home indicator 遮挡 */
:root{--sat:env(safe-area-inset-top,0);--sab:env(safe-area-inset-bottom,0);--sal:env(safe-area-inset-left,0);--sar:env(safe-area-inset-right,0)}
html,body{overflow-x:hidden}                 /* 任何意外溢出都裁掉，杜绝横向滚动 */

/* === 中宽屏 1200–1359px：隐藏品牌副标题、收紧导航 === */
@media(max-width:1359px)and(min-width:1200px){
  .brand-sub{display:none}
  .nav a{padding:7px 10px}
}
/* === 中宽屏 960–1199px：进一步收窄搜索框；企业库 toolbar 改为 2 列 === */
@media(max-width:1199px)and(min-width:960px){
  .brand-sub{display:none}
  .nav a{padding:7px 9px;font-size:12.5px}
  .search-box{flex-basis:260px}
}
/* === 中窄屏 769–959px：搜索框继续收窄、导航横向滚动；企业库 toolbar 改 2 列 === */
@media(max-width:959px)and(min-width:769px){
  .brand-sub{display:none}
  .nav{overflow-x:auto;flex-shrink:1}
  .search-box{flex-basis:220px}
}
/* === ≤768px：单列吸顶 wrap、主体 padding 收紧 === */
@media(max-width:768px){
  .topbar{height:auto}
  .topbar-inner{padding:8px 12px;flex-wrap:wrap;gap:8px}
  .brand{margin-right:0}
  .search-box{order:3;flex-basis:auto;width:100%;margin:4px 0 0 0}
  .nav{order:2;width:100%;overflow-x:auto}
  .brand-logo-right{order:4;margin-left:0;padding-left:0;border-left:none;width:100%;justify-content:center;padding-top:4px;border-top:1px solid rgba(255,255,255,.22)}
  main{padding:14px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .toolbar{padding:10px}
  /* 机型库首栏：窄屏维持与企业库桌面一致的内边距，防止被上方 .toolbar 覆盖为 10px */
  .filters-toolbar{padding:14px 16px}
  .kv{grid-template-columns:1fr}
  .cols{grid-template-columns:1fr}
  .brand-title{font-size:15px}
  .detail-head{gap:10px}
  .detail-head>div:first-child{flex:1 1 auto;min-width:0}
}

/* === 超窄屏 ≤480px：单列堆叠；.stat 单列 === */
@media(max-width:480px){
  main{padding:10px}
  .stats{grid-template-columns:1fr}
  .mod-grid{gap:10px}
  .stat{min-height:88px;padding:14px 10px}
  .stat .v{font-size:26px}
  .g-card{min-height:0;padding:14px}
  .pm-panel{max-height:92vh}
  .pm-head{padding:14px 16px!important}
  .pm-body{padding:8px 16px 18px!important}
}

/* ============================================================
   企业库筛选 toolbar — 自适应栅格（替代原内联硬编码）
   ============================================================ */
.ent-toolbar{
  background:var(--surface);border:1px solid var(--border-light);
  border-radius:var(--radius-lg);padding:14px 16px;
  box-shadow:var(--shadow-sm);
}
.ent-row{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr)) auto;
  gap:12px 14px;align-items:end;
}
.ent-row+.ent-row{
  margin-top:14px;padding-top:14px;border-top:1px dashed var(--border-light);
}
.ent-row-2{
  /* 第 2 行：4 列筛选 + 关键词（宽）+ 资质（更宽），适合详情筛选 */
  grid-template-columns:repeat(3,minmax(0,1fr)) minmax(160px,1.4fr) minmax(220px,1.5fr);
  align-items:start;
}
.ent-cell{display:flex;flex-direction:column;gap:4px;min-width:0}
.ent-cell label{font-size:11px;color:var(--text-muted);font-weight:500}
.ent-cell select,.ent-cell input[type="search"]{
  height:34px;padding:6px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--surface);font-size:13px;color:var(--text-primary);
  outline:none;width:100%;min-width:0;
  appearance:none;-webkit-appearance:none;
}
.ent-cell select{
  padding-right:24px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%23666' fill='none' stroke-width='1.4'/></svg>");
  background-repeat:no-repeat;background-position:right 8px center;background-size:10px 6px;
}
.ent-cell select:focus,.ent-cell input[type="search"]:focus{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-soft)}
.ent-cell input[type="search"]::placeholder{color:var(--text-muted)}
.ent-actions{display:flex;gap:8px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.ent-actions .btn{height:34px;white-space:nowrap;font-size:13px;padding:0 14px}
.ent-tags{display:flex;flex-wrap:wrap;gap:6px;padding:2px 0}
.ent-tag{
  display:inline-flex;align-items:center;gap:5px;
  font-size:12.5px;color:var(--text-secondary);cursor:pointer;
  background:var(--surface-alt);border:1px solid var(--border-light);
  padding:4px 10px;border-radius:999px;transition:all .15s;
}
.ent-tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.ent-tag input[type="checkbox"]{accent-color:var(--primary);width:13px;height:13px;cursor:pointer;margin:0}
/* 企业库 toolbar 响应式：768–1199px 改 2-列；≤768px 单列堆叠 */
@media(max-width:1199px)and(min-width:768px){
  .ent-row{grid-template-columns:repeat(2,minmax(0,1fr)) auto;row-gap:14px}
  .ent-actions{grid-column:1/-1;justify-content:flex-end}
  .ent-row-2{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:14px}
  .ent-row-2 .ent-cell-wide,.ent-row-2 .ent-cell-tags{grid-column:1/-1}
}
@media(max-width:767px){
  .ent-toolbar{padding:12px}
  .ent-row{grid-template-columns:1fr 1fr;row-gap:10px}
  .ent-actions{grid-column:1/-1;justify-content:stretch;gap:10px}
  .ent-actions .btn{flex:1 1 0;min-width:0;justify-content:center}
  .ent-row-2{grid-template-columns:1fr;row-gap:10px}
  .ent-row-2 .ent-cell,.ent-row-2 .ent-cell-wide,.ent-row-2 .ent-cell-tags{grid-column:1/-1}
  .ent-cell input[type="search"]{font-size:16px}        /* iOS 防自动放大 */
}

/* ============================================================
   机型库 toolbar（已有 .filters-grid 6 列）— 增加 540px 与 420px 断点
   ============================================================ */
@media(max-width:768px){
  /* 机型库首栏：≤768px 与企业库 .ent-toolbar 移动端 padding:12px 对齐 */
  .filters-toolbar{padding:12px}
  .filters-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
  .filters-actions{flex-wrap:wrap;gap:8px}
  .filters-actions input[type="search"]{flex:1 1 100%;min-width:0;font-size:16px} /* iOS 防放大 */
  .filters-actions .btn{height:36px}
  .filters-actions .muted{flex:1 1 100%;order:99}
  /* bar-row 在窄屏收窄 label 列，避免长中文标签溢出 */
  .bar-row{grid-template-columns:108px 1fr 48px;gap:10px}
  .bar-row .nm{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .radar-wrap svg{max-width:100%;height:auto}
}
@media(max-width:540px){
  .filters-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:420px){
  .filters-grid{grid-template-columns:1fr}
  .bar-row{grid-template-columns:96px 1fr 44px}
}

/* ============================================================
   详情页 — 通用自适应
   ============================================================ */
@media(max-width:768px){
  .detail-head .btn{flex:1 1 100%}
  .en-card{padding:14px}
  .en-card .row1{flex-direction:row;flex-wrap:wrap;gap:6px 10px}
  .pill{font-size:11.5px;padding:3px 10px}
}
@media(max-width:480px){
  .kv{gap:8px 14px}
  .kv .k{font-size:11.5px}
  .kv .v{font-size:13.5px}
  .tbl-wrap{max-height:480px}
  .tag{font-size:11px;padding:2px 8px}
}

/* ============================================================
   iOS 安全区 — notch / 灵动岛 / 底部 home indicator
   ============================================================ */
@supports(padding:max(0px)){
  .topbar-inner{padding-left:max(24px,var(--sal));padding-right:max(24px,var(--sar))}
  main{padding-left:max(24px,var(--sal));padding-right:max(24px,var(--sar));padding-bottom:max(24px,var(--sab))}
  .footer{padding-bottom:max(18px,var(--sab))}
}

/* footer / 通用 — 减少小屏内边距 */
.footer{line-height:1.7}

/* ============================================================
   术语词典：六章卡片式布局（2×3 等宽等高）
   ============================================================ */
.g-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:4px}
.g-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:16px 18px;cursor:pointer;transition:border-color .15s,box-shadow .15s,background .15s;min-height:152px}
.g-card:hover{border-color:var(--primary);box-shadow:var(--shadow-sm);background:var(--primary-soft)}
.g-card-title{font-size:15px;font-weight:700;color:var(--text-primary);margin-bottom:6px;line-height:1.4}
.g-count{font-size:13px;color:var(--text-muted);margin-bottom:12px}
.g-count b{color:var(--primary);font-weight:700}
.g-prev{display:flex;flex-direction:column;gap:6px;flex:1 1 auto}
.g-term-prev{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary);line-height:1.4}
.g-dot{width:5px;height:5px;border-radius:50%;background:var(--text-muted);flex-shrink:0}
.g-more{margin-top:auto;padding-top:10px;text-align:right;font-size:12.5px;font-weight:600;color:var(--primary)}

.g-detail{margin-top:4px}
.g-detail .g-back{margin-bottom:6px}
.g-term-list{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.g-term{border:1px solid var(--border-light);border-radius:8px;background:var(--surface);overflow:hidden}
.g-term.is-empty{border-style:dashed}
.g-term .g-top{display:flex;align-items:center;gap:10px;padding:11px 14px;cursor:pointer;background:var(--surface-alt);transition:background .15s}
.g-term .g-top:hover{background:var(--primary-soft)}
.g-term .g-name{font-size:14px;font-weight:700;color:var(--text-primary);flex:1;line-height:1.4}
.g-term .g-toggle{color:var(--text-muted);font-size:13px;flex-shrink:0}
.g-term .g-def{padding:12px 14px;font-size:13px;line-height:1.7;color:var(--text-secondary);border-top:1px solid var(--border-light);background:var(--surface)}

@media(max-width:768px){
  .g-grid{grid-template-columns:1fr}
}

/* ============================================================
   产业动态推送区（首页 1×2）
   ============================================================ */
.push-wrap{margin-bottom:24px}
.push-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.push-meta{font-size:12.5px;color:var(--text-muted)}
.push-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.push-col{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:18px 18px 20px;box-shadow:var(--shadow-sm)}
.push-col-title{font-size:17px;font-weight:800;color:var(--primary);margin:0 0 14px;padding-bottom:10px;border-bottom:2px solid var(--primary-soft)}
.push-cat-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px}
.push-cat{background:var(--cbg,var(--surface-alt));border:1px solid var(--border-light);border-left:3px solid var(--c,var(--primary));border-radius:var(--radius-md);padding:10px 12px;display:flex;flex-direction:column;gap:8px}
.push-cat-name{font-size:13px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:6px}
.push-cat-name::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c,var(--primary));flex-shrink:0}
.push-empty{font-size:12.5px;color:var(--text-muted);padding:2px 0}
.push-items{display:flex;flex-direction:column;gap:8px}
.push-item{display:flex;flex-direction:column;gap:2px;padding-top:7px;border-top:1px dashed var(--border-light)}
.push-item:first-child{border-top:none;padding-top:0}
.push-item.is-hidden{display:none}
.push-item-title{font-size:13px;font-weight:600;color:var(--text-primary);line-height:1.4}
.push-item-meta{font-size:11.5px;color:var(--text-muted)}
.push-item-content{font-size:12px;color:var(--text-secondary);line-height:1.55}
.push-item-link{font-size:11.5px;color:var(--primary);text-decoration:none;align-self:flex-start}
.push-item-link:hover{text-decoration:underline}
.push-more{margin-top:2px;font-size:12.5px;font-weight:600;color:var(--primary);cursor:pointer;user-select:none;align-self:flex-start}
.push-more:hover{text-decoration:underline}
/* 产业动态——“更多信息”弹窗（独立页面） */
.pm-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:flex-start;justify-content:center;padding:48px 16px;z-index:1000;overflow:auto}
.pm-panel{background:var(--surface);width:100%;max-width:760px;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;max-height:86vh;margin:auto}
.pm-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:18px 22px;border-bottom:1px solid var(--border-light);border-top:3px solid var(--c,var(--primary));position:sticky;top:0;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0}
.pm-titles{display:flex;flex-direction:column;gap:4px;min-width:0}
.pm-side{font-size:12.5px;color:var(--text-muted)}
.pm-cat{font-size:18px;font-weight:800;color:var(--c,var(--primary));display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;border-left:4px solid var(--c,var(--primary));padding-left:10px}
.pm-count{font-size:12px;font-weight:600;color:var(--text-muted)}
.pm-close{border:none;background:var(--surface-alt);width:32px;height:32px;border-radius:8px;font-size:16px;color:var(--text-secondary);cursor:pointer;flex-shrink:0;line-height:1}
.pm-close:hover{background:var(--primary-soft);color:var(--primary)}
.pm-body{padding:8px 22px 22px;overflow:auto}
.pm-item{padding:14px 0;border-bottom:1px dashed var(--border-light)}
.pm-item:last-child{border-bottom:none}
.pm-item-title{font-size:15px;font-weight:700;color:var(--text-primary);line-height:1.45}
.pm-item-meta{font-size:12px;color:var(--text-muted);margin-top:4px}
.pm-item-content{font-size:13.5px;color:var(--text-secondary);line-height:1.65;margin-top:8px}
.pm-item-link{font-size:12.5px;color:var(--primary);text-decoration:none;display:inline-block;margin-top:8px}
.pm-item-link:hover{text-decoration:underline}
.pm-empty{font-size:13px;color:var(--text-muted);padding:18px 0}
@media(max-width:960px){
  .push-row{grid-template-columns:1fr}
}
@media(max-width:560px){
  .push-cat-grid{grid-template-columns:1fr}
  .pm-head{padding:14px 16px}
  .pm-body{padding:8px 16px 18px}
}

/* ============ v2 新增 ============ */
/* 首页图表区标题行：标题 + 「查看完整数据分析页」入口 */
.ana-home-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
@media(max-width:560px){.ana-home-head{flex-direction:column;align-items:flex-start}}

/* 产业链图谱：应用搜索工具条 */
.chain-toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:14px 0 4px;padding:12px 16px;background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius)}
@media(max-width:560px){.chain-toolbar{align-items:flex-start;flex-direction:column;gap:8px}}

/* 使用说明弹窗：加宽 + 紧凑排版，目标是一屏完整展示、不出现滚动条 */
#umBackdrop{padding:24px 16px}
.pm-panel-usage{max-width:760px;max-height:none}
.pm-panel-usage .pm-head{padding:14px 24px}
.pm-panel-usage .pm-cat{font-size:16px}
.pm-panel-usage .pm-body{padding:6px 24px 16px;overflow:visible}
.um-body{font-size:14px;line-height:1.75;color:var(--text-secondary)}
.um-greet{font-size:14.5px;font-weight:700;color:var(--text-primary);margin-bottom:4px}
.um-p{margin:0 0 6px}
.um-h{font-size:14.5px;font-weight:700;color:var(--text-primary);margin:12px 0 5px}
.um-list{margin:4px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:2px 24px}
.um-list li{position:relative;padding-left:15px;margin-bottom:2px}
.um-list li::before{content:"·";position:absolute;left:4px;color:var(--primary);font-weight:700}
.um-contact{margin-top:10px;padding:10px 14px;background:var(--surface-alt);border:1px solid var(--border-light);border-radius:10px}
.um-co{font-size:14px;font-weight:700;color:var(--text-primary)}
.um-tel{margin-top:4px;font-size:14px;color:var(--text-secondary)}
.um-tel a{color:var(--primary);font-weight:700;text-decoration:none}
.um-tel a:hover{text-decoration:underline}
.um-sign{margin-top:10px;font-size:13.5px;color:var(--text-muted);line-height:1.75}
.um-actions{margin-top:12px;text-align:right}
@media(max-width:760px){
  .pm-panel-usage{max-width:100%}
  .um-list{grid-template-columns:1fr}
}
@media(max-width:560px){
  #umBackdrop{padding:12px 10px}
  .pm-panel-usage .pm-head{padding:12px 16px}
  .pm-panel-usage .pm-body{padding:6px 16px 14px}
  .um-body{font-size:13.5px}
}