/* ===== 吉极云谈 · 本地样式 =====
   字体：本地思源黑体（正文+标题），零外部依赖
   配色：墨青 + 宣纸暖白 + 朱砂印章红 + 青玉 + 鎏金
   签名元素：朱砂方印 */

:root{
  --ink:#1E5FA8;--ink-2:#2A6FBF;--ink-3:#3780D0; --paper:#F4F8FE;--paper-2:#EAF2FD;--paper-3:#DFEBFA; --card:#FFFFFF;--card-2:#F2F7FE;--card-hover:#F7FBFF;--card-hover-2:#F0F7FF;--card-tag-bg:#E3EDFB;--tag-chip-bg:#EAF3FE; --accent:#4A9DF2;--accent-deep:#2E84E0; --jade:#6FB0EA;--jade-deep:#4E97DD; --gold:#9CC8F7; --text:#1B3A5C;--text-2:#2A4A6E;--text-body:#23405F;--text-bq:#33557A;--muted:#6E88A6;--muted-2:#9BB1C8; --line:rgba(30,95,168,.14);--line-strong:rgba(30,95,168,.22);--shadow:0 10px 30px rgba(30,95,168,.12);--shadow-soft:0 4px 14px rgba(30,95,168,.05); --navbg:rgba(30,95,168,.97);--current-bg:rgba(74,157,242,.30);--accent-sh:rgba(74,157,242,.35);--accent-a14:rgba(74,157,242,.14); --ov1:rgba(18,60,110,.78);--ov2:rgba(18,60,110,.45);--ov3:rgba(18,60,110,.15);--ov4:rgba(18,60,110,.72);--overlay:rgba(18,60,110,.55); --on-1:#EFF6FF;--on-2:#CBDFF4;--on-3:#A5C1E0;--on-4:#7E9CBE;--on-strong:#E2EFFC;--on-soft:#F2F8FF;--on-h:#F6FBFF;--on-btn:#F4FAFF;--on-a75:rgba(240,248,255,.75);--on-border:rgba(244,250,255,.55); --hi:#BBD8F7;--hi-2:#A9CFF5;--hi-3:#E3F0FC;--hi-4:#ADD2F6;--hi-muted:#C2D6EA; --mark:#9ED0FF;--mark-text:#1E5FA8; --gray-1:#2A4A6E;--gray-2:#3A5C80;--gray-3:#4C6F93;--gray-4:#5E81A5;--gray-5:#6F92B6; --jade-a08:rgba(111,176,234,.10); --tag-dest:#4A9DF2;--tag-guide:#1E5FA8;--tag-note:#2E84E0;--tag-news:#6FB0EA;--tag-list5a:#5A7EA8; --accent-a10:rgba(74,157,242,.10);--accent-a08:rgba(74,157,242,.08);--tag-more-bg:#F0F7FE;
  --radius:14px; --serif:"Source Han Sans SC","SimSun","宋体","Songti SC",serif; --sans:"Source Han Sans SC","Microsoft YaHei UI","微软雅黑","PingFang SC","HarmonyOS Sans SC","MiSans","Noto Sans SC",sans-serif; --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
/* 全站细滚动条 */
html{scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:8px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:var(--accent)}
::-webkit-scrollbar-track{background:transparent}
/* 图片 CDN 失败→本地回退期间：用 visibility 隐藏，彻底不显示裂图图标
   （占位保留，成功加载后再显示；img-fb-wait 由 img-fallback.js 控制） */
img[data-fallback], img.img-fb-wait{visibility:hidden}
img.img-fb-ok{visibility:visible}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--text);
  line-height:1.72;
  font-size:16px;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
}
a{color:var(--jade-deep);text-decoration:none}
a:hover{color:var(--accent)}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.28;letter-spacing:.5px;color:var(--ink)}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;
  background:var(--accent);color:#fff;padding:10px 18px;border-radius:0 0 8px 0;font-weight:500;
}
.skip-link:focus{left:0;top:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:4px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:var(--navbg);backdrop-filter:blur(8px);
  color:var(--on-strong);border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:12px;color:var(--on-1);font-family:var(--serif);font-weight:700;font-size:22px;letter-spacing:2px}
.brand .seal{
  width:34px;height:34px;background:var(--accent);color:var(--on-btn);border-radius:6px;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-family:var(--serif);flex:none;
  box-shadow:inset 0 0 0 1.5px var(--on-border);
}
.brand small{display:block;font-family:var(--sans);font-weight:400;font-size:11px;letter-spacing:4px;color:var(--on-3);margin-top:1px}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{color:var(--on-2);padding:10px 15px;border-radius:8px;font-size:15px;font-weight:500;transition:background .2s,color .2s}
.nav-links a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-links a[aria-current="page"]{background:var(--current-bg);color:var(--hi-3)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.25);color:var(--on-1);border-radius:8px;padding:8px 12px;font-size:14px;cursor:pointer}
.nav-toggle:hover{background:rgba(255,255,255,.1)}
@media (max-width:1150px){
  .nav-toggle{display:block;height:40px;padding:8px 14px;margin-left:auto;margin-right:0;font-size:14px;border-radius:10px;line-height:1}
  .nav-inner{flex-wrap:wrap;height:auto;gap:0;padding:10px 18px 12px;justify-content:center}
  .brand{height:44px;display:flex;align-items:center;flex:0 0 auto;font-size:20px;gap:10px;margin-right:auto}
  .brand small{letter-spacing:3px;font-size:10.5px;margin-top:1px}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;
    background:var(--ink-2);padding:10px 16px 16px;gap:2px;box-shadow:var(--shadow);
  }
  .nav-links.open{
    display:flex;max-height:calc(100vh - 118px);
    overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain;
    scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent;
  }
  .nav-links a{padding:14px 12px;border-bottom:1px solid rgba(255,255,255,.06)}
  .site-search{order:5;flex:1 0 100%;width:100%;margin:12px 0 0}
  .site-search-input{width:100% !important;padding:10px 18px 10px 14px;font-size:15px}
  .site-search-input:focus{width:100% !important}
  .search-panel{width:100%;left:0;right:auto;top:calc(100% + 6px)}
}

/* 通用区块 */
.page{padding:48px 0 72px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--accent);font-size:13px;letter-spacing:3px;font-weight:500;margin-bottom:12px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent)}
.hero-title{font-size:clamp(28px,4vw,44px);letter-spacing:1px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-title{font-size:clamp(24px,3vw,32px);letter-spacing:1px}
.sec-sub{color:var(--muted);font-size:14px;max-width:560px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}

/* Hero */
.hero{position:relative;min-height:74vh;display:flex;align-items:center;overflow:hidden;color:var(--on-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,var(--ov1) 0%,var(--ov2) 55%,var(--ov3) 100%);z-index:1}
.hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:80px 24px;width:100%}
.hero .eyebrow{color:var(--hi-2)}
.hero .eyebrow::before{background:var(--hi-2)}
.hero h1{font-size:clamp(34px,5.4vw,64px);font-weight:700;letter-spacing:3px;line-height:1.2;color:var(--on-h);text-shadow:0 2px 20px rgba(0,0,0,.3)}
.hero h1 .seal-mark{display:inline-block;background:var(--accent);color:var(--on-btn);font-size:.5em;padding:.28em .4em;border-radius:.14em;letter-spacing:1px;vertical-align:.12em;margin-left:.18em;font-family:var(--serif)}
.hero p.lead{font-size:clamp(16px,2.2vw,21px);max-width:640px;margin:20px 0 10px;color:var(--on-2);font-weight:400;text-shadow:0 1px 10px rgba(0,0,0,.38)}
.hero p.lead b{color:var(--hi);font-weight:600}
.hero .hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:transform .18s,background .2s,box-shadow .2s;font-family:var(--sans)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:var(--on-btn);box-shadow:0 8px 22px var(--accent-sh)}
.btn-primary:hover{background:var(--accent-deep)}
.btn-ghost{background:transparent;color:var(--on-btn);border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
/* 列表页"加载更多"按钮（落在浅色正文区，需覆盖深色底配色） */
.more-box{text-align:center;margin-top:28px;padding-bottom:4px}
.more-box .btn-ghost{background:#fff;color:var(--ink,#1E2B2A);border:1px solid var(--line-strong);box-shadow:0 4px 14px var(--shadow-soft)}
.more-box .btn-ghost:hover{background:var(--ink,#1E2B2A);color:var(--on-btn);border-color:var(--ink,#1E2B2A)}
.hero-stats{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat b{font-family:var(--serif);font-size:30px;color:var(--hi);font-weight:700}
.stat span{font-size:13px;color:var(--hi-muted);letter-spacing:1px;margin-top:2px}
.hero-scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);color:var(--on-2);font-size:12px;letter-spacing:3px;z-index:2;display:flex;flex-direction:column;align-items:center;gap:6px}
.hero-scroll::after{content:"";width:1px;height:34px;background:linear-gradient(var(--on-2),transparent)}

/* 卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 4px 14px var(--shadow-soft);transition:transform .25s,box-shadow .25s;content-visibility:auto;contain-intrinsic-size:auto 320px}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .card-thumb img{transform:scale(1.06)}
.card-thumb .seal{position:absolute;left:12px;top:12px;background:var(--accent);color:var(--on-btn);border-radius:5px;padding:3px 9px;font-size:12px;font-family:var(--serif);letter-spacing:1px;box-shadow:0 3px 8px rgba(0,0,0,.25)}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-tag{color:var(--accent);font-size:12.5px;letter-spacing:1px;font-weight:500}
.card h3{font-size:18px;letter-spacing:.5px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.card p{color:var(--muted);font-size:14px;line-height:1.65;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;gap:14px;color:var(--muted-2);font-size:12.5px;border-top:1px solid var(--line);padding-top:12px}
.card-meta span{display:inline-flex;align-items:center;gap:5px}

/* 列表页 */
.page-head{margin-bottom:36px}
.page-head .crumb{font-size:13px;color:var(--muted);margin-bottom:14px;letter-spacing:.5px}
.crumb a{color:var(--jade-deep)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{margin:0 8px;color:var(--muted-2)}

/* 详情页 */
.article-hero{position:relative;min-height:46vh;display:flex;align-items:flex-end;overflow:hidden;color:var(--on-soft)}
.article-hero .ah-img{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.article-hero .ah-ov{position:absolute;inset:0;background:linear-gradient(180deg,var(--ov3) 0%,var(--ov4) 100%);z-index:1}
.ah-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:44px 24px 34px;width:100%}
.ah-inner .crumb a{color:var(--on-2)}
.ah-inner h1{font-size:clamp(26px,4vw,40px);font-weight:700;letter-spacing:2px;color:var(--on-h);text-shadow:0 2px 14px rgba(0,0,0,.3)}
.ah-inner .ah-tags{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}
.ah-inner .ah-tags span{background:rgba(255,255,255,.16);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.22);color:var(--on-3);padding:5px 13px;border-radius:20px;font-size:13px}
.share-row{display:flex;gap:10px;align-items:center;margin-top:22px}
.share-btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--on-btn);border:none;padding:10px 18px;border-radius:9px;font-weight:600;font-size:14px;cursor:pointer;font-family:var(--sans);box-shadow:0 6px 16px var(--accent-sh);transition:background .2s,transform .18s}
.share-btn:hover{background:var(--accent-deep);transform:translateY(-1px)}
.article-layout{max-width:var(--maxw);margin:0 auto;padding:44px 24px 80px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.article-body{min-width:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:40px 44px;box-shadow:0 4px 16px var(--shadow-soft);overflow-wrap:anywhere}
.article-body h2{font-size:23px;margin:38px 0 14px;padding-left:14px;border-left:4px solid var(--accent);letter-spacing:1px}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:18px;margin:24px 0 10px;color:var(--ink-2)}
.article-body p{margin:14px 0;color:var(--text-body);font-size:16.5px;line-height:1.85}
.article-body ul,.article-body ol{margin:14px 0 14px 24px;color:var(--text-body);font-size:16px;line-height:1.8}
.article-body li{margin:8px 0}
.article-body strong{color:var(--accent-deep)}
.article-body blockquote{border-left:3px solid var(--gold);background:var(--paper);padding:14px 20px;margin:20px 0;color:var(--ink-2);border-radius:0 10px 10px 0;font-style:normal}
.article-body blockquote p{margin:4px 0;color:var(--text-bq)}
.info-box{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin:22px 0}
.info-box .ib-title{font-family:var(--serif);color:var(--accent);font-weight:700;font-size:15px;letter-spacing:1px;display:flex;align-items:center;gap:8px;margin-bottom:10px}
.info-list{list-style:none;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:8px 26px}
.info-list li{display:block;font-size:15px;color:var(--text-2);padding:7px 0;border-bottom:1px dashed var(--line);min-width:0;overflow-wrap:anywhere}
.info-list li:last-child{border-bottom:none}
.info-list .k{display:inline-block;vertical-align:baseline;min-width:6em;margin:0 10px 3px 0;white-space:nowrap;color:var(--jade-deep);font-weight:600;font-size:13.5px;letter-spacing:1px;line-height:1.55}
.info-list li code{white-space:normal;overflow-wrap:anywhere}
.aside{position:sticky;top:88px;display:flex;flex-direction:column;gap:22px;min-width:0;width:100%;max-width:100%;overflow-wrap:break-word}
.aside-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 4px 14px var(--shadow-soft);min-width:0;max-width:100%}
.aside-card h4{font-size:16px;letter-spacing:1px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.aside-card h4::before{content:"";width:4px;height:16px;background:var(--accent);border-radius:2px}
.aside-list{list-style:none}
.aside-list li{border-bottom:1px solid var(--line)}
.aside-list li:last-child{border-bottom:none}
.aside-list a{display:flex;gap:12px;padding:11px 6px;align-items:center;min-width:0;border-radius:8px;margin:0 -6px;transition:background .18s ease,transform .18s ease,color .18s ease}
.aside-list a:hover{background:var(--card-hover);color:var(--accent);transform:translateX(3px)}
.aside-list a:hover .t{color:var(--accent)}
.aside-list a:hover .arr{color:var(--accent-deep);transform:translateX(3px)}
.aside-list .t{flex:1;font-size:14px;line-height:1.5;color:var(--text);min-width:0;overflow-wrap:break-word;word-break:break-word}
.aside-list .t small{display:block;color:var(--muted);font-size:12px}
.aside-list .arr{color:var(--gold)}

/* 5A名单 */
.list-region{margin-bottom:30px}
.list-region h3{font-size:20px;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.list-region h3 .chip-reg{background:var(--jade);color:var(--on-1);font-size:12px;border-radius:6px;padding:3px 9px;letter-spacing:2px;font-weight:500}
.chip-cloud{display:flex;flex-wrap:wrap;gap:10px}
.chip-cloud span{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:7px 14px;font-size:14px;color:var(--ink-2)}
.chip-cloud span b{color:var(--jade-deep);font-weight:600;margin-right:6px}

/* Toast & 分享面板 */
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);z-index:3000;background:var(--ink);color:var(--on-btn);padding:12px 22px;border-radius:10px;font-size:14px;font-weight:500;opacity:0;transition:opacity .3s,transform .3s;box-shadow:var(--shadow);pointer-events:none;max-width:88vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.share-panel{position:fixed;inset:0;z-index:4000;display:none;align-items:flex-end;justify-content:center;background:var(--overlay);backdrop-filter:blur(3px)}
.share-panel.open{display:flex}
.share-sheet{background:var(--card);width:100%;max-width:520px;border-radius:18px 18px 0 0;padding:12px 18px 14px;box-shadow:0 -8px 30px rgba(0,0,0,.2);animation:up .28s ease}
@keyframes up{from{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}
.share-sheet h3{font-size:19px;letter-spacing:1px;margin-bottom:4px}
.share-sheet p{color:var(--muted);font-size:12.5px;margin-bottom:8px}
.share-options{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.share-opt{display:flex;flex-direction:column;align-items:center;gap:5px;background:var(--card-2);border:1px solid var(--line);border-radius:10px;padding:9px 5px;cursor:pointer;transition:background .2s,transform .15s;font-family:var(--sans)}
.share-opt:hover{background:var(--paper-2);transform:translateY(-2px)}
.share-opt .sico{width:33px;height:33px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}
.sico.wechat{background:#07C160}
.sico.weibo{background:#E6162D}
.sico.copy{background:var(--jade)}
.sico.system{background:var(--ink)}
.share-opt span{font-size:12.5px;color:var(--text)}
.share-url{display:flex;gap:8px;margin-top:9px;align-items:center;background:var(--card-2);border:1px solid var(--line);border-radius:8px;padding:5px 5px 5px 10px}
.share-url input{border:none;background:none;flex:1;font-size:13px;color:var(--ink);outline:none;font-family:var(--sans)}
.share-url button{background:var(--ink);color:var(--on-btn);border:none;border-radius:7px;padding:9px 16px;font-size:13px;cursor:pointer;font-family:var(--sans)}
.share-close{margin-top:7px;width:100%;background:none;border:1px solid var(--line);border-radius:8px;padding:7px;color:var(--muted);font-size:13px;cursor:pointer;font-family:var(--sans)}
.share-close:hover{background:var(--paper-2)}

/* 页脚 */
.site-footer{background:var(--ink);color:var(--on-2);padding:56px 0 34px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}
.site-footer h5{color:var(--on-strong);font-family:var(--serif);font-size:15px;letter-spacing:1px;margin-bottom:14px}
.site-footer a:not(.brand){color:var(--on-2);display:block;padding:5px 0;font-size:14px}
.site-footer a:not(.brand):hover{color:var(--hi)}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:0;padding:0}
.footer-brand{font-family:var(--serif);font-size:22px;color:var(--on-1);letter-spacing:2px;display:flex;flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:10px}
/* footer 品牌区复用顶部 .brand 全局样式：印章+文字块横向，站名(上)+副标题(下) */
.footer-grid p{font-size:14px;line-height:1.8;max-width:340px}
.footer-bottom a.icp-link{display:inline-block;padding:0;margin-left:12px;color:var(--on-3);white-space:nowrap}
.footer-bottom a.icp-link:hover{color:var(--hi)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:34px;padding-top:22px;font-size:12.5px;color:var(--on-4);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* 响应式 */
@media (max-width:1150px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .aside{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  body{font-size:15px}
  .card-grid{grid-template-columns:1fr}
  .page{padding:32px 0 52px}
  .hero{min-height:78vh}
  .info-list{grid-template-columns:minmax(0,1fr)}
  .article-body{padding:26px 20px}
  .footer-grid{grid-template-columns:1fr}
  .share-options{grid-template-columns:repeat(3,1fr);gap:5px}
  .share-sheet{padding:10px 12px 12px}
  .share-sheet h3{font-size:16px;margin-bottom:2px}
  .share-sheet p{font-size:11.5px;margin-bottom:6px}
  .share-opt{padding:7px 3px;gap:4px;border-radius:9px}
  .share-opt .sico{width:27px;height:27px;font-size:14px}
  .share-opt span{font-size:11px}
  .share-url{margin-top:6px;padding:4px 4px 4px 8px}
  .share-url input{font-size:12px}
  .share-url button{padding:6px 11px;font-size:12px}
  .share-close{margin-top:5px;padding:6px;font-size:12.5px}
  .hero-stats{gap:22px}
}
.empty{padding:60px 20px;text-align:center;color:var(--muted);font-size:15px}
.back-top{position:fixed;right:8px;bottom:22px;z-index:1500;width:46px;height:46px;border-radius:50%;background:var(--ink);color:var(--on-btn);border:none;cursor:pointer;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .3s;font-size:18px}
.back-top.show{opacity:1;pointer-events:auto}
.back-top:hover{background:var(--ink-2)}

/* ---------- 目的地等级分类 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 10px;padding-bottom:18px;border-bottom:1px solid var(--line,var(--line))}
.filter-bar a{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:1px solid var(--line,var(--line));border-radius:999px;background:var(--paper);color:var(--ink);font-size:14px;text-decoration:none;transition:all .25s}
.filter-bar a span{font-size:12px;color:var(--muted)}
.filter-bar a:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.filter-bar a:hover span{color:var(--on-a75)}
.grade-block{margin:12px 0 40px}
.grade-head{display:flex;align-items:center;gap:12px;margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--line,var(--line))}
.grade-head .chip-reg{background:var(--accent);color:var(--on-btn);padding:5px 14px;border-radius:6px;font-size:14px;font-weight:700}
.grade-head .grade-count{color:var(--muted);font-size:13px}

/* ---------- 图片来源与声明 ---------- */
.credits-body{display:grid;gap:22px}
.credits-body .info-box{margin:0}
.credits-body p{color:var(--ink-2,#3A4A46)}

/* ---------- 景区名单页链接样式 ---------- */
.five-a-link{color:var(--accent);text-decoration:underline;text-underline-offset:3px;margin:0 8px;display:inline-block}
.five-a-link:hover{color:var(--ink);background:var(--accent-a08)}
/* 搜索定位到景区名单时的临时高亮 */
a.five-a-link.sr-locate,a.hot-link.sr-locate{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px;background:var(--accent-a10)!important;animation:srLocate 2.6s ease}
@keyframes srLocate{0%{outline-color:var(--accent)}50%{outline-color:var(--gold)}100%{outline-color:var(--accent)}}

/* 景区名单：国内/国际分类 */
.list-section{margin:34px 0 6px;font-size:20px;font-weight:700;color:var(--ink);border-left:4px solid var(--accent);padding-left:10px;line-height:1.4}
.hot-domestic{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 4px}
.hot-link{padding:8px 16px;background:#fff;border:1px solid var(--line-strong);border-radius:999px;color:var(--ink);text-decoration:none;font-size:14px;transition:.2s}
.hot-link:hover,.hot-link:focus-visible{border-color:var(--accent);color:var(--accent);background:var(--card-hover-2)}

/* GEO：FAQ 与信息来源 */
.faq{margin-top:30px;padding-top:4px;border-top:1px solid var(--line)}
.faq h2{font-size:20px;font-weight:700;color:var(--ink);margin:18px 0 10px;border-left:4px solid var(--accent);padding-left:10px}
.faq details{border:1px solid var(--line);border-radius:10px;margin-bottom:10px;background:#fff;overflow:hidden}
.faq summary{cursor:pointer;padding:12px 16px;font-weight:600;font-size:15px;color:var(--ink);list-style:none;position:relative;padding-right:40px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:14px;top:8px;font-size:20px;color:var(--accent);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 16px 14px;margin:0;font-size:14.5px;color:var(--gray-1);line-height:1.75}
.dest-source{margin-top:26px;padding:14px 16px;background:var(--card-hover);border:1px solid var(--line);border-radius:10px}
.dest-source h3{margin:0 0 6px;font-size:14px;font-weight:700;color:var(--ink)}
.dest-source p{margin:0;font-size:13px;color:var(--gray-3);line-height:1.7}

/* 文章配图 */
.article-fig{margin:22px 0;text-align:center}
.article-fig img{max-width:100%;width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;box-shadow:0 4px 18px var(--line)}
.article-fig figcaption{margin-top:8px;font-size:13px;color:var(--muted);line-height:1.6}

/* 站内搜索 */
.site-search{position:relative;margin-left:12px;display:flex;align-items:center}
.site-search-input{width:200px;padding:8px 16px 8px 12px;border:1px solid var(--line-strong);border-radius:999px;background:#fff;font-size:14px;color:var(--ink);outline:none;transition:.2s}
.site-search-input:focus-visible,.site-search-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-a14)}
.search-panel{position:absolute;top:calc(100% + 8px);right:0;width:min(440px,88vw);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 30px var(--line-strong);z-index:1000;max-height:440px;overflow-y:auto}
.sr-item{display:block;padding:11px 14px;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);transition:.15s}
.sr-item:last-child{border-bottom:none}
.sr-item:hover,.sr-item:focus-visible{background:var(--card-hover)}
.sr-tag{display:inline-block;font-size:11px;line-height:1.5;padding:2px 9px;border-radius:999px;margin-right:8px;background:var(--card-tag-bg);color:var(--gray-2);vertical-align:2px}
.sr-tag.dest{background:var(--tag-dest);color:#fff}
.sr-tag.guide{background:var(--tag-guide);color:#fff}
.sr-tag.note{background:var(--tag-note);color:#fff}
.sr-tag.news{background:var(--tag-news);color:#fff}
.sr-tag.list5a{background:var(--tag-list5a);color:#fff}
.sr-name{font-weight:600;font-size:14px;color:var(--ink)}
.sr-name mark{background:var(--mark);color:var(--mark-text);border-radius:2px;padding:0 1px}
.sr-sum{display:block;font-size:12.5px;color:var(--gray-4);margin-top:3px;line-height:1.5}
.sr-empty{padding:16px;color:var(--gray-5);font-size:14px}
.sr-history{display:flex;flex-direction:column;max-height:440px;overflow:hidden;padding:0}
.sr-history-head{flex:0 0 auto;padding:11px 14px 6px;font-size:12px;font-weight:600;color:var(--gray-5);letter-spacing:.05em;border-bottom:1px solid var(--line);position:sticky;top:0;background:inherit;z-index:1}
.sr-history-foot{flex:0 0 auto;display:flex;align-items:stretch;border-top:1px solid var(--line);position:sticky;bottom:0;background:inherit;z-index:1}
.sr-history-clear,.sr-history-close{flex:1 1 0;text-align:center;padding:9px 14px;font-size:12.5px;color:var(--gray-5);cursor:pointer;transition:.15s}
.sr-history-clear{border-right:1px solid var(--line)}
.sr-history-clear:hover,.sr-history-close:hover{color:var(--gray-3);background:var(--card-hover)}
.sr-history-list{flex:1 1 auto;overflow-y:auto;min-height:0}
.sr-history-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 14px;cursor:pointer;transition:.15s}
.sr-history-item:hover,.sr-history-item:focus-visible{background:var(--card-hover)}
.sr-history-text{font-size:14px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sr-history-del{flex:0 0 auto;display:flex;align-items:center;justify-content:center;width:22px;height:22px;border:none;background:none;color:var(--gray-4);border-radius:6px;cursor:pointer;transition:.15s}
.sr-history-del:hover{color:var(--gray-2);background:var(--card-hover)}
.sr-history-list::-webkit-scrollbar{width:8px}
.sr-history-list::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:8px;border:2px solid transparent;background-clip:padding-box}
.sr-history-list::-webkit-scrollbar-track{background:transparent}
.sr-history-list{scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
@media(max-width:560px){
  .site-search-input{width:100% !important}
  .search-panel{width:100%;top:calc(100% + 6px)}
}

@media(min-width:1151px){.site-search-input:focus{width:240px}}

/* 搜索结果面板：细圆角滚动条，避免右侧方角 */
.search-panel{scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
.search-panel::-webkit-scrollbar{width:8px}
.search-panel::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:8px;border:2px solid transparent;background-clip:padding-box}
.search-panel::-webkit-scrollbar-track{background:transparent;border-radius:8px}

/* 搜索框自定义清除按钮（随主题变色；隐藏浏览器原生清除图标） */
.site-search-input::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none;display:none}
.search-clear{
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  width:30px;height:30px;padding:0;border:none;background:transparent;
  display:flex;align-items:center;justify-content:center;border-radius:50%;
  color:var(--muted);cursor:pointer;transition:background .2s,color .2s;
}
.search-clear svg{width:14px;height:14px;display:block}
.search-clear:hover{background:rgba(0,0,0,.08);color:var(--accent)}
@media(max-width:1150px){.search-clear{right:16px;width:34px;height:34px}.search-clear svg{width:16px;height:16px}}

/* 访问统计 */
.site-stats{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);color:var(--on-2)}
.stat-item{display:flex;align-items:baseline;gap:8px}
.stat-item .stat-k{font-size:12.5px;color:var(--on-3)}
.stat-item b{font-family:var(--serif);font-size:20px;color:var(--hi-3);letter-spacing:1px}
.stat-more{margin-left:auto;color:var(--hi-4);font-size:13px;text-decoration:underline;text-underline-offset:3px}
.stat-more:hover{color:#fff}
/* 页脚友情链接 */
.friend-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin-top:20px;padding-top:18px;border-top:1px solid rgba(255,255,255,.09);font-size:13px;color:var(--on-4)}
.friend-links .fl-k{color:var(--on-3);letter-spacing:1px}
.friend-links a{color:var(--on-2);text-decoration:none;transition:color .2s}
.friend-links a:hover{color:var(--hi);text-decoration:underline;text-underline-offset:3px}
@media(max-width:720px){.friend-links{gap:8px 14px;font-size:12.5px}}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.stat-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:24px 20px;text-align:center}
.stat-card .stat-c-label{font-size:13px;color:var(--muted);letter-spacing:2px}
.stat-card .stat-c-num{display:block;font-family:var(--serif);font-size:40px;color:var(--ink);margin:10px 0 6px}
.stat-card small{color:var(--muted);font-size:12.5px}
@media(max-width:720px){.stats-grid{grid-template-columns:1fr}.stat-more{margin-left:0}}

/* 移动端：统计页数据构成说明 布局修复 */
@media(max-width:720px){
  .info-list li{display:block}
  .info-list .k{display:inline-block;min-width:0;margin:0 6px 3px 0;letter-spacing:.5px}
  .info-list li > *{vertical-align:baseline}
  .info-box{padding:16px 16px}
}

/* 国内/国际 分类切换 */
.cat-tabs{display:flex;gap:10px;margin:22px 0 6px;border-bottom:2px solid var(--line);flex-wrap:wrap}
.cat-tab{flex:none;padding:9px 18px;background:transparent;border:1px solid transparent;border-bottom:2px solid transparent;border-radius:10px 10px 0 0;cursor:pointer;font-family:inherit;font-size:15px;color:var(--muted);transition:.2s;margin-bottom:-2px}
.cat-tab:hover{color:var(--ink)}
.cat-tab span{font-size:12px;color:var(--jade-deep);margin-left:6px;background:var(--jade-a08);padding:1px 8px;border-radius:20px}
.cat-tab.active{color:var(--ink);border-color:var(--line);border-bottom-color:var(--jade);background:var(--paper);font-weight:600}
.cat-tab.active span{background:var(--jade);color:#fff}
.cat-panel{margin-top:18px}

/* 名单页跳转按钮 */
.btn-jump{display:inline-flex;align-items:center;padding:8px 18px;border-radius:8px;background:var(--accent);color:#fff;font-weight:600;font-size:14px;text-decoration:none;transition:background .2s}
.btn-jump:hover{background:var(--accent-deep)}

/* 分享平台配色 */
.sico.qq{background:#12B7F5}
.sico.qzone{background:#FFB800}
.sico.zhihu{background:#0084FF}
.sico.xiaohongshu{background:#FF2442}
.sico.douban{background:#2E963D}
.sico.tieba{background:#3B78DD}
.sico.facebook{background:#1877F2}
.sico.twitter{background:#111}
.sico.telegram{background:#229ED9}
.sico.whatsapp{background:#25D366}
.sico.linkedin{background:#0A66C2}

/* 更多分享平台配色 */
.sico.baijiahao{background:#E8373E}
.sico.haokan{background:#FF9900}
.sico.bilibili{background:#FB7299}
.sico.douyin{background:#FE2C55}
.sico.kuaishou{background:#FF4906}
.sico.huoshan{background:#FF512F}
.sico.xigua{background:#F5515F}
.sico.toutiao{background:#FE2D46}
.sico.wechat-official,.sico.wechat-channels,.sico.wechat-moments,.sico.wechat-store{background:#07C160}
.sico.douyu{background:#FE6600}
.sico.huya{background:#20A4F5}
.sico.pinduoduo{background:#E02E24}
.sico.google{background:#4285F4}
.sico.tiktok{background:#010101}
.sico.temu{background:#E60023}
.sico.youtube{background:#FF0000}
.share-sheet{max-height:88vh;overflow-y:auto}

/* ---------- 详情页：章节速览 + 惰性渲染（C+A 优化） ---------- */
.article-toc{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:0 0 22px;font-size:14px}
.article-toc b{display:block;margin-bottom:8px;color:var(--ink);font-size:13px}
.article-toc ol{margin:0;padding:0 0 0 2px;list-style:none;display:grid;gap:5px}
.article-toc li a{color:var(--accent);text-decoration:none;display:inline-flex;align-items:baseline;gap:6px}
.article-toc li a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);flex:none;transform:translateY(-2px)}
.article-toc li a:hover{text-decoration:underline;color:var(--ink)}
.article-layout{scroll-behavior:smooth}
/* 2026-10-13 优化：移除 content-visibility/contain-intrinsic-size 预留占位，
   避免与懒加载配图叠加时出现滚动错位与配图前异常空白 */
.lr-section{}
/* 锚点定位：统一留出 sticky 导航高度，防止区块标题被遮挡 */
[id]{scroll-margin-top:84px}
@media (max-width:1150px){[id]{scroll-margin-top:130px}}

/* ---------- 详情页"阅读更多"折叠 ---------- */
.fold-sec[hidden]{display:none}
.read-more-btn{
  margin:32px auto 12px;display:block;
  padding:12px 30px;border:1.5px solid var(--jade);border-radius:999px;
  background:#fff;color:var(--jade-deep);font-size:15px;font-weight:600;
  font-family:var(--sans);line-height:1.4;cursor:pointer;
  box-shadow:0 3px 12px rgba(0,0,0,.07);
  transition:background .2s,color .2s,border-color .2s,transform .18s
}
.read-more-btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.read-more-btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* ---------- 列表页标签过滤栏 ---------- */
.tag-bar{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 12px}
.tag-chip{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--text);font-size:14px;cursor:pointer;transition:.18s;line-height:1.2}
.tag-chip span{font-size:12px;color:var(--muted);background:var(--tag-chip-bg);border-radius:999px;padding:1px 7px}
.tag-chip:hover{border-color:var(--accent);color:var(--accent)}
.tag-chip.active{border-color:var(--accent);background:var(--accent);color:#fff}
.tag-chip.active span{background:rgba(255,255,255,.28);color:#fff}
.filter-empty{text-align:center;color:var(--muted);padding:34px 0;font-size:15px}
.tag-wrap{position:relative}
.tag-bar{transition:max-height .25s ease;max-height:119px;overflow:hidden}
.tag-more{display:inline-flex;align-items:center;gap:6px;margin:0 auto 12px;padding:6px 16px;border-radius:999px;border:1px dashed var(--line);background:var(--tag-more-bg);color:var(--muted);font-size:13px;cursor:pointer;transition:.18s;line-height:1.3}
.tag-more:hover{border-color:var(--accent);color:var(--accent)}
.tag-more .caret{display:inline-block;transition:transform .2s}
.tag-wrap.expanded .tag-more .caret{transform:rotate(180deg)}

/* ---------- 蓝色主题（与 logo #1B7CEF 协调）html.theme-blue ---------- */

/* ---------- 主题切换按钮（暖色国风 ↔ 蓝色） ---------- */
.theme-toggle{
  flex:none;display:inline-flex;align-items:center;gap:6px;padding:8px 13px;margin-left:10px;
  border:1px solid var(--line-strong);border-radius:999px;
  background:var(--card);color:var(--text);
  font-family:var(--sans);font-size:13px;font-weight:500;cursor:pointer;line-height:1;
  transition:background .2s,color .2s,border-color .2s;
}
.theme-toggle:hover{background:var(--accent);color:var(--on-btn);border-color:var(--accent)}
@media(max-width:1150px){
  .theme-toggle{padding:7px 11px;font-size:12px;margin-left:6px;height:40px}
}

/* ---------- 5 主题（默认深蓝 :root）---------- */
html.theme-deepblue{
  --ink:#0B2E55; --ink-2:#123A5E; --ink-3:#1B4A70;  --paper:#F1F6FC; --paper-2:#E7EFF9; --paper-3:#DCE7F3;  --card:#F5FAFF; --card-2:#E6EEF7; --card-hover:#EFF5FE; --card-hover-2:#EDF5FF; --card-tag-bg:#DEE7F2; --tag-chip-bg:#E3EEFB;  --accent:#1B7CEF; --accent-deep:#0E5FC8;  --jade:#3E86D8; --jade-deep:#2F6FC0;  --gold:#7FB0EE;  --text:#1B2A3B; --text-2:#2C3D50; --text-body:#29394C; --text-bq:#3A4A5E; --muted:#5B6B7E; --muted-2:#8E9FB3;  --line:rgba(11,46,85,.14); --line-strong:rgba(11,46,85,.22); --shadow:0 10px 30px rgba(11,46,85,.12); --shadow-soft:0 4px 14px rgba(11,46,85,.05);  --navbg:rgba(11,46,85,.97); --current-bg:rgba(27,124,239,.32); --accent-sh:rgba(27,124,239,.35); --accent-a14:rgba(27,124,239,.14);  --ov1:rgba(9,36,68,.80); --ov2:rgba(9,36,68,.50); --ov3:rgba(9,36,68,.20); --ov4:rgba(9,36,68,.76); --overlay:rgba(9,36,68,.55);  --on-1:#EAF3FF; --on-2:#C2D3E8; --on-3:#9FB4CE; --on-4:#8496AA; --on-strong:#D9E8F8; --on-soft:#EDF4FF; --on-h:#F0F6FF; --on-btn:#EEF5FF; --on-a75:rgba(237,245,255,.75); --on-border:rgba(238,245,255,.55);  --hi:#A7CCF5; --hi-2:#9CC8F7; --hi-3:#D9E9FB; --hi-4:#9DC5F2; --hi-muted:#B9CBE2;  --mark:#A8D0FF; --mark-text:#1B4A70;  --gray-1:#3A4A5E; --gray-2:#4A5A6E; --gray-3:#5B6B7E; --gray-4:#6E7F93; --gray-5:#7A8B9F;  --jade-a08:rgba(62,134,216,.10);  --tag-dest:#1B7CEF; --tag-guide:#0B2E55; --tag-note:#2F6FC0; --tag-news:#3E86D8; --tag-list5a:#5A6E8C; --accent-a10:rgba(27,124,239,.10); --accent-a08:rgba(27,124,239,.08); --tag-more-bg:#EFF5FD;
}

html.theme-warm{
  --ink:#1E2B2A;--ink-2:#2C3B38;--ink-3:#3A4A46; --paper:#F6F1E4;--paper-2:#EFE8D5;--paper-3:#E6DCC4; --card:#FCF9F1;--card-2:#F1ECE0;--card-hover:#faf6ec;--card-hover-2:#fdf3ee;--card-tag-bg:#ece9e2;--tag-chip-bg:#eef3ee; --accent:#A93226;--accent-deep:#8C2B21; --jade:#4E7C6C;--jade-deep:#3E6659; --gold:#A8813A; --text:#2A2A22;--text-2:#3A3A31;--text-body:#35352c;--text-bq:#4a4a3e;--muted:#6E6E5E;--muted-2:#9A9A88; --line:rgba(30,43,42,.14);--line-strong:rgba(30,43,42,.22);--shadow:0 10px 30px rgba(30,43,42,.12);--shadow-soft:0 4px 14px rgba(30,43,42,.05); --navbg:rgba(30,43,42,.97);--current-bg:rgba(169,50,38,.32);--accent-sh:rgba(169,50,38,.35);--accent-a14:rgba(169,50,38,.14); --ov1:rgba(20,30,28,.78);--ov2:rgba(20,30,28,.45);--ov3:rgba(20,30,28,.15);--ov4:rgba(20,30,28,.72);--overlay:rgba(20,28,26,.55); --on-1:#F5F0E4;--on-2:#CFD8CF;--on-3:#A9B8AD;--on-4:#84918A;--on-strong:#EDE6D4;--on-soft:#F4EEDD;--on-h:#F7F1E3;--on-btn:#FBF3E8;--on-a75:rgba(245,239,223,.75);--on-border:rgba(251,243,232,.55); --hi:#F2D9A6;--hi-2:#E7C37F;--hi-3:#FFE8D6;--hi-4:#E6CF9E;--hi-muted:#CBD4C6; --mark:#ffe08a;--mark-text:#8a5a00; --gray-1:#444;--gray-2:#555;--gray-3:#666;--gray-4:#777;--gray-5:#888; --jade-a08:rgba(30,70,60,.08); --tag-dest:#a93226;--tag-guide:#1e2b2a;--tag-note:#b5813d;--tag-news:#4a7c8a;--tag-list5a:#7a5c94; --accent-a10:rgba(169,50,38,.10);--accent-a08:rgba(169,50,38,.08);--tag-more-bg:#fafbfa;
}

html.theme-cyanish{
  --ink:#2A3F55;--ink-2:#35495F;--ink-3:#41586F; --paper:#EEF2F5;--paper-2:#E4EAEE;--paper-3:#DAE2E8; --card:#F6F9FA;--card-2:#E9EFF2;--card-hover:#F2F6F8;--card-hover-2:#EDF3F6;--card-tag-bg:#E2E9EE;--tag-chip-bg:#E7EDF1; --accent:#4E6E9E;--accent-deep:#3A5A86; --jade:#5A7D8A;--jade-deep:#456879; --gold:#8FA8B8; --text:#26323D;--text-2:#2F3D4A;--text-body:#293743;--text-bq:#364654;--muted:#5B6B77;--muted-2:#8A9BA8; --line:rgba(42,63,85,.14);--line-strong:rgba(42,63,85,.22);--shadow:0 10px 30px rgba(42,63,85,.12);--shadow-soft:0 4px 14px rgba(42,63,85,.05); --navbg:rgba(42,63,85,.97);--current-bg:rgba(78,110,158,.30);--accent-sh:rgba(78,110,158,.35);--accent-a14:rgba(78,110,158,.14); --ov1:rgba(30,44,60,.78);--ov2:rgba(30,44,60,.45);--ov3:rgba(30,44,60,.15);--ov4:rgba(30,44,60,.72);--overlay:rgba(30,44,60,.55); --on-1:#E9EEF3;--on-2:#C3CDD6;--on-3:#A0ACB8;--on-4:#788695;--on-strong:#D7DEE6;--on-soft:#EDF2F6;--on-h:#F0F4F7;--on-btn:#EEF3F7;--on-a75:rgba(236,242,246,.75);--on-border:rgba(240,245,248,.55); --hi:#AEC2D2;--hi-2:#9FB8CC;--hi-3:#DCE5EC;--hi-4:#A6BDCE;--hi-muted:#B7C5D1; --mark:#9DBFDD;--mark-text:#2A3F55; --gray-1:#364654;--gray-2:#425260;--gray-3:#4F5F6E;--gray-4:#5C6C7B;--gray-5:#6A7A89; --jade-a08:rgba(90,125,138,.10); --tag-dest:#4E6E9E;--tag-guide:#2A3F55;--tag-note:#3A5A86;--tag-news:#5A7D8A;--tag-list5a:#4A5E72; --accent-a10:rgba(78,110,158,.10);--accent-a08:rgba(78,110,158,.08);--tag-more-bg:#E9EFF2;
}

html.theme-green{
  --ink:#1E3A2E;--ink-2:#2A4A3A;--ink-3:#375C48; --paper:#F1F7F2;--paper-2:#E6F0E8;--paper-3:#DBE8DE; --card:#F7FBF7;--card-2:#EAF3EB;--card-hover:#F4FAF5;--card-hover-2:#EFF7F0;--card-tag-bg:#E2EDE4;--tag-chip-bg:#E9F1EA; --accent:#3E8E5E;--accent-deep:#2E7649; --jade:#4E9E6E;--jade-deep:#3A7F57; --gold:#9EC08F; --text:#233328;--text-2:#2E4034;--text-body:#273A2C;--text-bq:#33483A;--muted:#5B6E60;--muted-2:#8CA093; --line:rgba(30,58,46,.14);--line-strong:rgba(30,58,46,.22);--shadow:0 10px 30px rgba(30,58,46,.12);--shadow-soft:0 4px 14px rgba(30,58,46,.05); --navbg:rgba(30,58,46,.97);--current-bg:rgba(62,142,94,.30);--accent-sh:rgba(62,142,94,.35);--accent-a14:rgba(62,142,94,.14); --ov1:rgba(16,40,30,.78);--ov2:rgba(16,40,30,.45);--ov3:rgba(16,40,30,.15);--ov4:rgba(16,40,30,.72);--overlay:rgba(16,40,30,.55); --on-1:#EFF5EF;--on-2:#CBD9CC;--on-3:#A6BCA7;--on-4:#7E9780;--on-strong:#DFE9DF;--on-soft:#F3F8F3;--on-h:#F5FAF5;--on-btn:#F3F9F3;--on-a75:rgba(241,248,241,.75);--on-border:rgba(245,250,245,.55); --hi:#BFD5BC;--hi-2:#B0CDAD;--hi-3:#E4EEE2;--hi-4:#B7D0B4;--hi-muted:#C4D4C3; --mark:#A9D6A6;--mark-text:#1E3A2E; --gray-1:#33483A;--gray-2:#405443;--gray-3:#4E6250;--gray-4:#5B705D;--gray-5:#697E6B; --jade-a08:rgba(78,158,110,.10); --tag-dest:#3E8E5E;--tag-guide:#1E3A2E;--tag-note:#2E7649;--tag-news:#4E9E6E;--tag-list5a:#5A7A5E; --accent-a10:rgba(62,142,94,.10);--accent-a08:rgba(62,142,94,.08);--tag-more-bg:#EAF3EB;
}

/* ---------- 漂浮风格切换按钮（扇形） ---------- */
html.theme-warmcyan{
  --ink:#2C3A38;--ink-2:#3A4A46;--ink-3:#465A54; --paper:#F4F3E8;--paper-2:#ECEAD9;--paper-3:#E2E0CA; --card:#FBF9F0;--card-2:#F0EEE0;--card-hover:#f8f6ec;--card-hover-2:#f5f4ea;--card-tag-bg:#E8E7DA;--tag-chip-bg:#EDF1E8; --accent:#3E9A93;--accent-deep:#2F7F79; --jade:#4E8F88;--jade-deep:#3D756E; --gold:#9AA75A; --text:#2B3330;--text-2:#39433F;--text-body:#323D39;--text-bq:#44514C;--muted:#68756F;--muted-2:#97A39D; --line:rgba(44,58,56,.14);--line-strong:rgba(44,58,56,.22);--shadow:0 10px 30px rgba(44,58,56,.12);--shadow-soft:0 4px 14px rgba(44,58,56,.05); --navbg:rgba(44,58,56,.97);--current-bg:rgba(62,154,147,.30);--accent-sh:rgba(62,154,147,.32);--accent-a14:rgba(62,154,147,.14); --ov1:rgba(30,42,40,.78);--ov2:rgba(30,42,40,.45);--ov3:rgba(30,42,40,.15);--ov4:rgba(30,42,40,.72);--overlay:rgba(30,40,38,.55); --on-1:#EEF2EE;--on-2:#C6D2CB;--on-3:#A0B0A9;--on-4:#7E8D87;--on-strong:#E4E9E2;--on-soft:#F1F4EC;--on-h:#F3F4ED;--on-btn:#EFF3EC;--on-a75:rgba(238,243,238,.75);--on-border:rgba(239,243,236,.55); --hi:#BBD4C8;--hi-2:#AECBBF;--hi-3:#E0EBE0;--hi-4:#B4CDBE;--hi-muted:#C3D1C8; --mark:#BFDFD2;--mark-text:#2C3A38; --gray-1:#44514C;--gray-2:#51605A;--gray-3:#5F6E68;--gray-4:#6C7B75;--gray-5:#7A8983; --jade-a08:rgba(78,143,136,.10); --tag-dest:#3E9A93;--tag-guide:#2C3A38;--tag-note:#2F7F79;--tag-news:#4E8F88;--tag-list5a:#5A7068; --accent-a10:rgba(62,154,147,.10);--accent-a08:rgba(62,154,147,.08);--tag-more-bg:#EFF0E6;
}
html.theme-warmblue{
  --ink:#2A3850;--ink-2:#37475F;--ink-3:#44576E; --paper:#F4F1E9;--paper-2:#EBE6DA;--paper-3:#E1DBCA; --card:#FBF8F1;--card-2:#F1ECE1;--card-hover:#f8f5ee;--card-hover-2:#f6f3ed;--card-tag-bg:#E9E5DC;--tag-chip-bg:#ECE9E0; --accent:#4A7FB5;--accent-deep:#376A9E; --jade:#5E8FB5;--jade-deep:#48799F; --gold:#9A9A5A; --text:#2A3138;--text-2:#37424D;--text-body:#303A45;--text-bq:#42515E;--muted:#667480;--muted-2:#97A3AD; --line:rgba(42,56,80,.14);--line-strong:rgba(42,56,80,.22);--shadow:0 10px 30px rgba(42,56,80,.12);--shadow-soft:0 4px 14px rgba(42,56,80,.05); --navbg:rgba(42,56,80,.97);--current-bg:rgba(74,127,181,.30);--accent-sh:rgba(74,127,181,.32);--accent-a14:rgba(74,127,181,.14); --ov1:rgba(28,38,52,.78);--ov2:rgba(28,38,52,.45);--ov3:rgba(28,38,52,.15);--ov4:rgba(28,38,52,.72);--overlay:rgba(28,38,52,.55); --on-1:#EEF2F6;--on-2:#C7D2DD;--on-3:#A0B1C0;--on-4:#7C8FA0;--on-strong:#DFE6EC;--on-soft:#F1F3F4;--on-h:#F3F3F0;--on-btn:#EFF2F4;--on-a75:rgba(238,242,246,.75);--on-border:rgba(239,242,244,.55); --hi:#BCD3E4;--hi-2:#AEC8DD;--hi-3:#E0E8EC;--hi-4:#B3CADC;--hi-muted:#C3CFD6; --mark:#BFD6E8;--mark-text:#2A3850; --gray-1:#42515E;--gray-2:#50616E;--gray-3:#5F707D;--gray-4:#6E7F8C;--gray-5:#7D8D9A; --jade-a08:rgba(94,143,181,.10); --tag-dest:#4A7FB5;--tag-guide:#2A3850;--tag-note:#376A9E;--tag-news:#5E8FB5;--tag-list5a:#5A6E84; --accent-a10:rgba(74,127,181,.10);--accent-a08:rgba(74,127,181,.08);--tag-more-bg:#F1EDE4;
}
html.theme-warmgreen{
  --ink:#2C3A30;--ink-2:#3A4A3C;--ink-3:#465A46; --paper:#F3F1E6;--paper-2:#EBE8D8;--paper-3:#E1DECA; --card:#FAF8F0;--card-2:#F0EDE0;--card-hover:#f7f5ee;--card-hover-2:#f5f4ed;--card-tag-bg:#E8E7DC;--tag-chip-bg:#ECECE1; --accent:#5E8F5A;--accent-deep:#4A7A47; --jade:#6E9E68;--jade-deep:#56844F; --gold:#A6A75A; --text:#2C332B;--text-2:#39433A;--text-body:#333D34;--text-bq:#465347;--muted:#69776A;--muted-2:#97A396; --line:rgba(44,58,48,.14);--line-strong:rgba(44,58,48,.22);--shadow:0 10px 30px rgba(44,58,48,.12);--shadow-soft:0 4px 14px rgba(44,58,48,.05); --navbg:rgba(44,58,48,.97);--current-bg:rgba(94,143,90,.30);--accent-sh:rgba(94,143,90,.32);--accent-a14:rgba(94,143,90,.14); --ov1:rgba(30,42,32,.78);--ov2:rgba(30,42,32,.45);--ov3:rgba(30,42,32,.15);--ov4:rgba(30,42,32,.72);--overlay:rgba(30,40,32,.55); --on-1:#EEF2ED;--on-2:#C7D2C5;--on-3:#A1B09F;--on-4:#7E8D7C;--on-strong:#E2E8DF;--on-soft:#F2F3EA;--on-h:#F3F4EC;--on-btn:#EFF3EC;--on-a75:rgba(238,243,237,.75);--on-border:rgba(239,243,236,.55); --hi:#BCD6B7;--hi-2:#AECDAA;--hi-3:#E2EBDF;--hi-4:#B4D0AF;--hi-muted:#C3D2C0; --mark:#BFDDB6;--mark-text:#2C3A30; --gray-1:#465347;--gray-2:#536053;--gray-3:#606E61;--gray-4:#6D7B6E;--gray-5:#7A887C; --jade-a08:rgba(110,158,104,.10); --tag-dest:#5E8F5A;--tag-guide:#2C3A30;--tag-note:#4A7A47;--tag-news:#6E9E68;--tag-list5a:#5A7A58; --accent-a10:rgba(94,143,90,.10);--accent-a08:rgba(94,143,90,.08);--tag-more-bg:#EFEFE3;
}
.theme-fab{
  position:fixed;right:8px;bottom:86px;z-index:1600;
  width:46px;height:46px;border-radius:50%;border:none;cursor:pointer;
  background:var(--accent);color:var(--on-btn);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px var(--accent-sh);transition:transform .2s,background .2s;
}
.theme-fab:hover{transform:scale(1.06)}
.theme-fab svg{width:24px;height:24px}
.theme-fan{
  position:fixed;right:8px;bottom:126px;z-index:1590;
  width:0;height:0;pointer-events:none;
}
.theme-fan .fan-item{
  position:absolute;right:0;bottom:0;
  transform:translate(0,0);
  opacity:0;pointer-events:none;visibility:hidden;
  padding:8px 13px;border-radius:999px;white-space:nowrap;
  background:var(--card);color:var(--text);
  border:1px solid var(--line-strong);font-size:13px;
  box-shadow:0 4px 14px var(--shadow-soft);
  cursor:pointer;line-height:1;
  transition:transform .3s cubic-bezier(.34,1.4,.64,1),opacity .2s,visibility .2s;
}
.theme-fan .fan-item:hover{background:var(--accent);color:var(--on-btn);border-color:var(--accent)}
.theme-fan .fan-item.active{background:var(--accent);color:var(--on-btn);border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-a30),0 4px 14px var(--shadow-soft);font-weight:700}
.theme-fan .fan-item.active::after{content:"✓";font-weight:800;position:absolute;right:-12px;top:50%;transform:translateY(-50%);color:var(--accent)}
.theme-fan.open{pointer-events:auto}
.theme-fan.open .fan-item{opacity:1;pointer-events:auto;visibility:visible}
.theme-fan.open .fan-item:nth-child(1){transform:translate(-266px,0)}
.theme-fan.open .fan-item:nth-child(2){transform:translate(-198px,0)}
.theme-fan.open .fan-item:nth-child(3){transform:translate(-130px,0)}
.theme-fan.open .fan-item:nth-child(4){transform:translate(-232px,-44px)}
.theme-fan.open .fan-item:nth-child(5){transform:translate(-164px,-88px)}
.theme-fan.open .fan-item:nth-child(6){transform:translate(-164px,-44px)}
.theme-fan.open .fan-item:nth-child(7){transform:translate(-96px,-44px)}
.theme-fan.open .fan-item:nth-child(8){transform:translate(-62px,0)}
@media(max-width:1150px){
  .theme-fan.open .fan-item:nth-child(1){transform:translate(-232px,0)}
  .theme-fan.open .fan-item:nth-child(2){transform:translate(-174px,0)}
  .theme-fan.open .fan-item:nth-child(3){transform:translate(-116px,0)}
  .theme-fan.open .fan-item:nth-child(4){transform:translate(-203px,-40px)}
  .theme-fan.open .fan-item:nth-child(5){transform:translate(-140px,-80px)}
  .theme-fan.open .fan-item:nth-child(6){transform:translate(-140px,-40px)}
  .theme-fan.open .fan-item:nth-child(7){transform:translate(-77px,-40px)}
  .theme-fan.open .fan-item:nth-child(8){transform:translate(-58px,0)}
}
@media(max-width:1150px){
  .theme-fab{right:8px;bottom:80px;width:46px;height:46px}
  .theme-fab svg{width:22px;height:22px}
  .theme-fan{right:8px;bottom:126px}
  .theme-fan .fan-item{font-size:12px;padding:6px 10px}
}

/* =========================================================
   吉极云码 · 附加样式
   1) 「更多」下拉菜单（桌面悬停/点击 + 移动端手风琴）
   2) 文章代码块与表格（IT 内容用）
   3) 搜索结果 · IT 模块类型标签配色
   ========================================================= */

/* ---------- 1.「更多」下拉菜单 ---------- */
.nav-item{position:relative}
.nav-item .dd-toggle{
  display:inline-flex;align-items:center;gap:6px;color:var(--on-2);
  padding:10px 15px;border-radius:8px;font-size:15px;font-weight:500;
  font-family:var(--sans);background:none;border:none;cursor:pointer;
  transition:background .2s,color .2s;
}
.nav-item .dd-toggle:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-item .dd-toggle[aria-expanded="true"]{background:rgba(255,255,255,.08);color:#fff}
.nav-item .dd-caret{font-size:11px;transition:transform .2s}
.nav-item .dd-toggle[aria-expanded="true"] .dd-caret{transform:rotate(180deg)}
.dropdown-menu{
  position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:232px;background:var(--card);border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow);padding:8px;z-index:120;
  opacity:0;visibility:hidden;transition:opacity .22s,transform .22s,visibility .22s;
}
.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu,
.nav-item.open .dropdown-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown-menu a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:11px 14px;border-radius:9px;color:var(--text);
  font-size:14.5px;font-weight:500;letter-spacing:.5px;transition:background .18s,color .18s;
}
.dropdown-menu a:hover{background:var(--card-hover-2);color:var(--accent)}
.dropdown-menu a::after{content:"→";color:var(--gold);font-size:13px;opacity:0;transform:translateX(-4px);transition:.18s}
.dropdown-menu a:hover::after{opacity:1;transform:none}
@media (max-width:1150px){
  .nav-item{width:100%}
  .nav-item .dd-toggle{
    width:100%;justify-content:space-between;padding:14px 12px;
    border-bottom:1px solid rgba(255,255,255,.06);border-radius:0;color:var(--on-2);
    line-height:1.72;
  }
  .nav-item .dd-toggle[aria-expanded="true"]{color:#fff}
  .dropdown-menu{
    position:static;transform:none;min-width:0;width:100%;
    background:rgba(255,255,255,.06);border:none;border-radius:10px;box-shadow:none;
    padding:6px 8px;margin:2px 0 10px;opacity:1;visibility:visible;display:none;
  }
  .nav-item.open .dropdown-menu{display:block;transform:none}
  .dropdown-menu a{color:var(--on-2);font-size:14px;padding:12px 14px 12px 24px;justify-content:flex-start}
  .dropdown-menu a::after{display:none}
  .dropdown-menu a:hover{color:#fff;background:rgba(255,255,255,.08)}
}

/* ---------- 2. 文章代码块与表格 ---------- */
.article-body pre{
  background:#0F2440;color:#D7E8FB;border-radius:12px;padding:18px 20px;
  margin:20px 0;overflow-x:auto;font-size:13.5px;line-height:1.7;
  border:1px solid rgba(74,157,242,.25);box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
  tab-size:4;scrollbar-width:thin;scrollbar-color:rgba(140,175,215,.55) transparent;
  overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;
}
.article-body pre code{background:none;color:#D7E8FB;padding:0;border:none;font-family:"Cascadia Code",Consolas,"JetBrains Mono","Courier New",monospace;font-size:13.5px}
.article-body code{font-family:"Cascadia Code",Consolas,"JetBrains Mono","Courier New",monospace;font-size:.9em;background:var(--paper-2);color:var(--accent-deep);padding:2px 7px;border-radius:6px;border:1px solid var(--line)}

/* ---------- 代码块工具：浅/深配色与右上角操作按钮 ---------- */
.code-block{position:relative;margin:20px 0}
.code-block pre{margin:0}
.code-block .cb-tools{position:absolute;top:9px;right:10px;display:flex;gap:6px;z-index:3;opacity:.45;transition:opacity .2s}
.code-block:hover .cb-tools,.code-block .cb-tools:focus-within{opacity:1}
.cb-btn{font-family:var(--sans);font-size:12px;line-height:1;padding:6px 10px;border-radius:7px;cursor:pointer;border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.14);color:#EAF2FB;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:background .18s,border-color .18s,color .18s}
.cb-btn:hover{background:rgba(255,255,255,.28);border-color:rgba(255,255,255,.55)}
.cb-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.code-block.light .cb-btn{border-color:rgba(25,45,70,.28);background:rgba(25,45,70,.07);color:#2A3A4E}
.code-block.light .cb-btn:hover{background:rgba(25,45,70,.15)}
.code-block.dark pre{background:#0F2440;color:#D7E8FB;border-color:rgba(74,157,242,.25)}
.code-block.dark pre code{background:none;color:#D7E8FB}
.code-block.light pre{background:#F5F2EA;color:#2A3A4E;border-color:rgba(90,110,130,.28);box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.code-block.light pre code{background:none;color:#2A3A4E}
/* 代码块横向滚动条（移动端可见、可拖拽） */
.article-body pre::-webkit-scrollbar{height:8px}
.article-body pre::-webkit-scrollbar-thumb{background:rgba(140,175,215,.5);border-radius:4px}
.article-body pre::-webkit-scrollbar-track{background:rgba(255,255,255,.06)}
.code-block.light pre::-webkit-scrollbar-thumb{background:rgba(70,95,120,.45)}
/* 复制成功提示 */
.cb-toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(14px);background:rgba(15,36,64,.94);color:#EAF2FB;font-size:13.5px;padding:9px 18px;border-radius:999px;box-shadow:0 6px 22px rgba(0,0,0,.28);opacity:0;visibility:hidden;transition:opacity .22s,transform .22s,visibility .22s;z-index:400;pointer-events:none}
.cb-toast.show{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px;background:var(--card);border-radius:10px;overflow:hidden;border:1px solid var(--line)}
.article-body th{background:var(--paper-2);color:var(--ink);font-weight:700;text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
.article-body td{padding:10px 14px;border-bottom:1px solid var(--line);color:var(--text-2);vertical-align:top}
.article-body tr:last-child td{border-bottom:none}
.article-body tr:hover td{background:var(--card-hover-2)}

/* ---------- 3. 搜索结果 · IT 模块类型标签配色 ---------- */
.sr-tag.ai{background:#4A9DF2}
.sr-tag.harmonyos{background:#2E84E0}
.sr-tag.android{background:#3D9A50}
.sr-tag.apple{background:#5A7EA8}
.sr-tag.web{background:#7A5AF8}
.sr-tag.windows{background:#0E7AC4}
.sr-tag.wechat{background:#07C160}
.sr-tag.iot{background:#2BA8A0}
.sr-tag.embedded{background:#C05A3E}
.sr-tag.industrial{background:#E08A2E}
.sr-tag.smart{background:#8E44AD}
.sr-tag.career{background:#E05A7A}
.sr-tag.news{background:#6FB0EA}

/* =========================================================
   吉极云码 · 框架修复（集成期，2026-10-13）
   1) 页脚栏目标题 h4 可见性（.site-footer 深蓝底）
   2) 移动端汉堡按钮三横杠（.nav-toggle span）
   3) 桌面导航收窄（8 项 + 「更多」下拉，1151-1440px 不换行）
   4) 搜索框 #site-search-input 样式兜底（页面内 input 未带 class）
   ========================================================= */

/* 1) 页脚栏目标题 */
.site-footer h4{color:var(--on-strong);font-family:var(--serif);font-size:15px;letter-spacing:1px;margin-bottom:14px}

/* 2) 汉堡按钮三横杠（仅移动端） */
@media (max-width:1150px){
  .nav-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:10px 12px;line-height:1}
  .nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px}
}

/* 3) 桌面导航收窄 */
@media (min-width:1151px){
  .nav-inner{gap:14px}
  .nav-links{gap:2px}
  .nav-links a{padding:8px 10px;font-size:14px}
  .nav-item .dd-toggle{padding:8px 10px;font-size:14px;gap:5px}
  .site-search{margin-left:6px}
  .site-search-input{width:180px}
  input#site-search-input{width:180px}
  .brand{font-size:20px;gap:10px}
  .brand .seal{width:32px;height:32px;font-size:17px}
  .brand small{font-size:10.5px;letter-spacing:3px}
}

/* 4) 搜索输入框兜底样式（页面内 input 未带 class 时） */
input#site-search-input{width:180px;padding:8px 16px 8px 12px;border:1px solid var(--line-strong);border-radius:999px;background:#fff;font-size:14px;color:var(--ink);outline:none;transition:.2s}
input#site-search-input:focus,input#site-search-input:focus-visible{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-a14)}
@media (max-width:1150px){input#site-search-input{width:100% !important;padding:10px 18px 10px 14px;font-size:15px}}

/* 5) 桌面导航：顶部链接与「更多频道」按钮垂直居中对齐（仅 ≥1151px，移动端保持整行） */
@media (min-width:1151px){
  .nav-links{align-items:center}
  .nav-item{display:flex;align-items:center}
}
/* =========================================================
   「更多频道」19 项扩展（2026-10-14）
   1) 桌面端下拉超高时滚动，保证不超视口
   2) 新增 10 个频道的搜索结果标签配色
   ========================================================= */
@media (min-width:1151px){
  .dropdown-menu{display:grid;grid-template-columns:repeat(2,1fr);gap:4px 6px;min-width:368px;width:368px;max-height:calc(100vh - 130px);overflow-y:auto;overscroll-behavior-y:contain;scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
  .dropdown-menu::-webkit-scrollbar{width:8px}
  .dropdown-menu::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:8px;border:2px solid transparent;background-clip:padding-box}
  .dropdown-menu::-webkit-scrollbar-track{background:transparent}
}
.sr-tag.python{background:#3A7BD5}
.sr-tag.java{background:#E3652B}
.sr-tag.lang{background:#8E44AD}
.sr-tag.frontend{background:#E84393}
.sr-tag.backend{background:#27AE60}
.sr-tag.database{background:#F2994A}
.sr-tag.miniapp{background:#00A8FF}
.sr-tag.softeng{background:#5D6D7E}
.sr-tag.softops{background:#16A085}
.sr-tag.productops{background:#C0392B}

/* ---- 列表页分页：「加载更多」按钮 + 分页隐藏类（js/paginate.js） ---- */
.load-more{display:block;margin:30px auto 10px;padding:11px 28px;border:1px solid var(--line-strong);border-radius:999px;background:var(--card);color:var(--accent);font-size:14.5px;font-weight:600;cursor:pointer;font-family:var(--sans);transition:border-color .18s,background .18s,color .18s}
.load-more:hover{border-color:var(--accent);background:var(--card-hover-2);color:var(--accent)}
.load-more:active{transform:translateY(1px)}
.load-more[hidden]{display:none}
.card-grid .pg-hidden{display:none !important}