/* 百科全球网 · 全站样式（PC / 移动自适应） */
:root{
  --bg:#f5f7fc;
  --surface:#ffffff;
  --surface-2:#f9fafd;
  --ink:#141c2e;
  --ink-2:#33405a;
  --muted:#6a7688;
  --line:#e7eaf3;
  --brand:#2f5bff;
  --brand-d:#1f43d6;
  --brand-2:#7a5cff;
  --accent:#0fb981;
  --warn:#f59e0b;
  --radius:16px;
  --radius-s:10px;
  --shadow:0 6px 24px rgba(20,28,46,.06);
  --shadow-h:0 14px 38px rgba(31,67,214,.16);
  --max:1240px;
  --ff:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--ff);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(1200px 400px at 50% -160px,rgba(47,91,255,.10),transparent 70%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-d)}
h1,h2,h3,h4{margin:0;line-height:1.3;color:var(--ink);font-weight:800;letter-spacing:.2px}
ul{margin:0;padding:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px;width:100%}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* ---------------- 头部 ---------------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.logo .mark{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font-size:15px;letter-spacing:1px;box-shadow:0 6px 16px rgba(47,91,255,.35)}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-text b{font-size:18px;font-weight:900;letter-spacing:.5px}
.logo-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav a{padding:9px 16px;border-radius:999px;color:var(--ink-2);font-weight:600;font-size:15px;white-space:nowrap}
.nav a:hover{background:var(--surface-2);color:var(--brand)}
.nav a.active{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 6px 16px rgba(47,91,255,.28)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.header-phone{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;background:rgba(15,185,129,.10);color:#0a8f64;font-weight:800;font-size:15px}
.header-phone svg{width:18px;height:18px}
.header-phone:hover{background:rgba(15,185,129,.18);color:#0a8f64}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:700;border-radius:10px;padding:8px 14px;font-size:14px;cursor:pointer}
.menu-btn[aria-expanded="true"]{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ---------------- 面包屑 ---------------- */
.crumb{background:var(--surface);border-bottom:1px solid var(--line)}
.crumb .wrap{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);padding-top:12px;padding-bottom:12px}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#c3c9d6}
.crumb .here{color:var(--muted);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------------- Hero ---------------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#1b2a5e 0%,#2f5bff 48%,#7a5cff 100%);color:#fff;padding:60px 0 54px}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(600px 240px at 85% 0,rgba(255,255,255,.18),transparent 60%),radial-gradient(520px 220px at 5% 100%,rgba(255,255,255,.12),transparent 60%);pointer-events:none}
.hero-inner{position:relative;z-index:1;max-width:960px}
.kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;color:#dfe6ff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);padding:6px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:clamp(26px,4vw,42px);color:#fff;font-weight:900;letter-spacing:.5px}
.hero h1 span{background:linear-gradient(90deg,#fff,#cfe0ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .lead{margin:16px 0 0;font-size:clamp(14px,1.6vw,17px);color:#e8eeff;max-width:820px}
.hero .lead b{color:#fff}

/* ---------------- 搜索 ---------------- */
.search-box{margin-top:26px;background:rgba(255,255,255,.96);border-radius:var(--radius);padding:16px;box-shadow:0 18px 44px rgba(10,20,60,.28);max-width:820px}
.search-form{display:flex;gap:10px}
.search-form input{flex:1;min-width:0;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;font-size:16px;font-family:inherit;color:var(--ink);background:#fff;outline:none}
.search-form input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(47,91,255,.12)}
.search-form button{border:0;border-radius:12px;padding:0 26px;font-size:16px;font-weight:800;color:#fff;cursor:pointer;background:linear-gradient(135deg,var(--brand),var(--brand-2));white-space:nowrap;box-shadow:0 8px 20px rgba(47,91,255,.35)}
.search-form button:hover{filter:brightness(1.06)}
.search-tips{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px;font-size:13.5px;color:var(--muted)}
.search-tips button{border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);padding:5px 12px;border-radius:999px;font-size:13px;cursor:pointer;font-family:inherit}
.search-tips button:hover{border-color:var(--brand);color:var(--brand);background:#eef3ff}
.search-status{margin-top:12px;font-size:13px;color:var(--muted)}
.search-results{margin-top:8px;max-height:460px;overflow:auto}
.s-item{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:12px;margin-top:10px;background:#fff}
.s-item:hover{border-color:var(--brand);background:#f7f9ff}
.s-item .s-title{font-size:15.5px;font-weight:700;color:var(--ink);display:block;margin-bottom:4px}
.s-item .s-meta{font-size:12.5px;color:var(--muted)}
.s-item mark{background:#fff2c2;color:#8a5a00;padding:0 2px;border-radius:3px}
.s-empty,.s-more{padding:12px;color:var(--muted);font-size:14px;text-align:center}

/* ---------------- 统计 ---------------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px;max-width:820px}
.stat{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);border-radius:14px;padding:14px;text-align:center}
.stat b{display:block;font-size:clamp(20px,2.6vw,28px);font-weight:900;color:#fff}
.stat span{font-size:12.5px;color:#dbe4ff}

/* ---------------- 通用区块 ---------------- */
.section{margin:34px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.section-head h2{font-size:clamp(20px,2.4vw,26px)}
.section-head p{margin:6px 0 0;color:var(--muted);font-size:14px}
.link,.section-head .more{color:var(--brand);font-weight:700;font-size:14.5px}

/* ---------------- 卡片 ---------------- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:#cfdbff}
.card .tag{align-self:flex-start;font-size:12px;font-weight:800;color:var(--brand);background:#eef3ff;border-radius:999px;padding:4px 12px;letter-spacing:.3px}
.card h3{font-size:17.5px}
.card h3 a{color:var(--ink)}
.card h3 a:hover{color:var(--brand)}
.card p{margin:0;color:var(--muted);font-size:14px}
.card-meta{display:flex;justify-content:space-between;gap:10px;margin-top:auto;font-size:13px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;flex-wrap:wrap}
.card-meta b{color:var(--brand)}
.card.ghost{background:repeating-linear-gradient(135deg,#fbfcff,#fbfcff 12px,#f4f7ff 12px,#f4f7ff 24px);border-style:dashed;color:var(--muted)}
.card.ghost h3{color:var(--muted);font-size:16px}

/* ---------------- 布局 ---------------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:24px;align-items:start}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.panel-pad{padding:24px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 22px;border-bottom:1px solid var(--line);background:var(--surface-2)}
.panel-head h2{font-size:19px}
.panel-head h3{font-size:16.5px}
.panel-head .more,.panel-head span.more{font-size:13px;color:var(--muted);font-weight:600}
.panel-body{padding:16px 22px 20px;
    list-style: none;
  padding-left:0;
  
}
ul{
    list-style: none;
}

/* 列表 */
.list{display:flex;flex-direction:column}
.list-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.list-item:last-child{border-bottom:0}
.list-item .idx{margin: 20px;flex:0 0 auto;width:30px;height:30px;border-radius:9px;background:var(--surface-2);border:1px solid var(--line);color:var(--muted);font-weight:800;font-size:14px;display:inline-flex;align-items:center;justify-content:center}
.list-item .idx.top{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-color:transparent}
.li-main{min-width:0;flex:1}
.li-main h3{font-size:16px;font-weight:700;margin-bottom:6px}
.li-main h3 a{color:var(--ink)}
.li-main h3 a:hover{color:var(--brand)}
.li-desc{margin:0 0 8px;color:var(--muted);font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.li-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.li-meta .cat{color:var(--brand);font-weight:700}

/* 侧栏小部件 */
.widget-list ul{display:flex;flex-direction:column;gap:2px}
.widget-list li a{display:block;padding:9px 1px;border-radius:10px;color:var(--ink-2);font-size:14.5px}
.widget-list li a:hover{background:var(--surface-2);color:var(--brand)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags a{display:inline-block;padding:7px 14px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;color:var(--ink-2);background:var(--surface-2)}
.tags a:hover{border-color:var(--brand);color:var(--brand);background:#eef3ff}
.aside-col{display:flex;flex-direction:column;gap:20px;position:sticky;top:86px}

/* ---------------- 正文 ---------------- */
.article{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.article-head{padding:28px 30px 20px;border-bottom:1px solid var(--line)}
.article-head h1{font-size:clamp(22px,2.9vw,31px);line-height:1.35;letter-spacing:.3px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:14px;font-size:13px;color:var(--muted)}
.article-meta .chip{background:#eef3ff;color:var(--brand);font-weight:700;border-radius:999px;padding:3px 12px}
.article-body{padding:26px 30px 30px;font-size:16.5px;color:var(--ink-2)}
.article-body h2{font-size:21px;margin:30px 0 12px;padding-left:14px;position:relative;color:var(--ink)}
.article-body h2::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:5px;border-radius:3px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
.article-body h3{font-size:17px;margin:20px 0 8px}
.article-body p{margin:0 0 15px;text-align:justify}
.article-body .lead{font-size:17px;color:var(--ink);background:var(--surface-2);border-left:4px solid var(--brand);border-radius:0 12px 12px 0;padding:14px 18px;margin-bottom:22px}
.article-body ul.dot{list-style:none;margin:0 0 18px;display:grid;gap:8px}
.article-body ul.dot li{position:relative;padding-left:24px;color:var(--ink-2)}
.article-body ul.dot li::before{content:"";position:absolute;left:4px;top:9px;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:12px;padding:16px 18px;background:var(--surface-2)}
.faq-item h3{font-size:16px;margin:0 0 6px;color:var(--ink)}
.faq-item h3::before{content:"Q ";color:var(--brand);font-weight:900}
.faq-item p{margin:0;color:var(--muted);font-size:15px}
.faq-item p::before{content:"A ";color:var(--accent);font-weight:900}
.article-foot{padding:0 30px 26px}
.cta{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;background:linear-gradient(135deg,#eef3ff,#f6f1ff);border:1px solid #dfe7ff;border-radius:14px;padding:18px 22px}
.cta-txt{display:flex;flex-direction:column;gap:4px}
.cta-txt b{font-size:16px;color:var(--ink)}
.cta-txt span{font-size:13.5px;color:var(--muted)}
.cta-phone{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;padding:12px 22px;border-radius:12px;white-space:nowrap;box-shadow:0 10px 22px rgba(47,91,255,.3)}
.cta-phone svg{width:18px;height:18px}
.cta-phone:hover{color:#fff;filter:brightness(1.06)}
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:0 30px 30px}
.article-nav a{display:flex;flex-direction:column;gap:4px;border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:var(--surface-2)}
.article-nav a:hover{border-color:var(--brand);background:#f7f9ff}
.article-nav a span{font-size:12.5px;color:var(--muted)}
.article-nav a b{font-size:14.5px;color:var(--ink);font-weight:700}
.article-nav .next{text-align:right;align-items:flex-end}

/* ---------------- 分页 ---------------- */
.pager{display:flex;flex-wrap:wrap;align-items:center;gap:8px;justify-content:center;margin:26px 0 0}
.pager a,.pager span{min-width:40px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink-2);font-size:14.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;text-align:center;line-height:1}
.pager a:hover{border-color:var(--brand);color:var(--brand);background:#f7f9ff}
.pager .curr{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-color:transparent}
.pager .disabled{color:#c2c8d6;background:var(--surface-2);cursor:not-allowed}
.pager .dots{border:0;background:transparent;color:var(--muted);min-width:20px;padding:0 4px}
.pager-info{text-align:center;color:var(--muted);font-size:13px;margin-top:12px}

/* ---------------- 友情链接 ---------------- */
.flinks{display:flex;flex-wrap:wrap;gap:10px 22px}
.flinks a{color:var(--ink-2);font-size:14px}
.flinks a:hover{color:var(--brand)}
.panel-pad .flinks{padding:2px}

/* 预留位提示 */
.reserve-note{margin-top:16px;font-size:13px;color:var(--muted);background:var(--surface-2);border:1px dashed var(--line);border-radius:12px;padding:12px 16px}

/* ---------------- 页脚 ---------------- */
.site-footer{background:#0f1730;color:#c6cfdf;margin-top:44px;padding:44px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.fcol h4{color:#fff;font-size:16px;margin-bottom:14px}
.fcol p{color:#93a0b8;font-size:14px;margin:0 0 8px}
.fcol ul{display:flex;flex-direction:column;gap:9px}
.fcol li{color:#93a0b8;font-size:14px}
.fcol li a{color:#b9c4d8}
.fcol li a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:18px;font-size:13px;color:#8794ad}

/* 返回顶部 */
.to-top{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:20px;font-weight:800;cursor:pointer;box-shadow:0 12px 26px rgba(47,91,255,.4);opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s;z-index:60}
.to-top.show{opacity:1;visibility:visible;transform:none}

/* ---------------- 响应式 ---------------- */
@media (max-width:1080px){
  .layout{grid-template-columns:minmax(0,1fr)}
  .aside-col{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav{position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(20,28,46,.12);padding:10px 14px;gap:4px;display:none}
  .nav.open{display:flex}
  .nav a{padding:12px 14px;border-radius:10px}
  .menu-btn{display:inline-block}
  .header-inner{height:62px;gap:10px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .article-head,.article-body,.article-foot,.article-nav{padding-left:18px;padding-right:18px}
  .panel-head{padding:14px 16px}
  .panel-body{padding:14px 16px 18px 5px;margin: 0 20px;}
  .panel-pad{padding:18px}
}
@media (max-width:560px){
  body{font-size:15.5px}
  .wrap{padding:0 14px}
  .hero{padding:40px 0 36px}
  .search-form{flex-direction:column}
  .search-form button{padding:14px 20px;width:100%}
  .cards{grid-template-columns:1fr}
  .article-nav{grid-template-columns:1fr}
  .article-nav .next{text-align:left;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .header-phone span{display:none}
  .header-phone{padding:9px 12px}
  .article-meta{gap:8px 12px}
  .crumb .here{max-width:100%}
}
.panel-body ul li{
    padding: 0 20px;
}
@media (max-width:767px) {
    .panel-body ul li{
        padding:0;
    }
}