/* roulang page: index */
:root{
  --ink:#16483E;
  --ink-deep:#102E29;
  --ink-soft:#E8EFEA;
  --amber:#E3A03C;
  --amber-soft:rgba(227,160,60,.14);
  --clay:#C8553A;
  --paper:#F6F3EC;
  --band:#EFEADF;
  --text:#1B2422;
  --muted:#5C6863;
  --faint:#8A948F;
  --line:#DED8CA;
  --white:#FFFFFF;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,45,40,.06), 0 8px 24px rgba(20,45,40,.08);
  --sh-2:0 12px 32px rgba(20,45,40,.14);
  --sp:8px;
  --container:1200px;
  --font:-apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--ink);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--ink-deep)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text);letter-spacing:.005em}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.25}
h2{font-size:clamp(24px,2.6vw,34px)}
h3{font-size:clamp(18px,1.6vw,21px);line-height:1.45}
p{margin:0 0 1.3em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
time,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
:focus-visible{outline:3px solid rgba(22,72,62,.35);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--band{background:var(--band)}
.section--deep{background:var(--ink-deep);color:#F1EEE6}
.section--deep h2,.section--deep h3{color:#F1EEE6}
.section-head{margin-bottom:48px;max-width:760px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.14em;color:var(--muted);margin-bottom:14px;font-weight:600;
}
.section-head .eyebrow::before{content:"";width:26px;height:2px;background:var(--amber);border-radius:2px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3px;background:var(--ink);border-radius:2px}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
.section--deep .section-head p{color:#B9C6C1}
.section--deep .section-head .eyebrow{color:#9FB2AC}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:90;padding:16px 24px}
.nav-shell{
  max-width:var(--container);margin:0 auto;height:64px;
  display:flex;align-items:center;gap:20px;
  padding:0 12px 0 18px;
  background:rgba(246,243,236,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  transition:height .28s ease, background .28s ease, box-shadow .28s ease;
}
.site-header.is-scrolled .nav-shell{height:56px;background:rgba(246,243,236,.94);box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--ink);color:#F1EEE6;
  display:grid;place-items:center;font-size:17px;font-weight:700;flex-shrink:0;
}
.brand-name{font-size:16px;font-weight:700;color:var(--ink-deep);white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--muted);font-weight:500;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--ink);background:rgba(22,72,62,.06)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:2px;width:18px;height:2px;border-radius:2px;background:var(--ink);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;line-height:1;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn--sm{padding:10px 20px;font-size:14px}
.btn--primary{background:var(--ink);color:#F1EEE6;box-shadow:var(--sh-1)}
.btn--primary:hover{background:#0F3A31;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--primary:active{transform:translateY(1px);box-shadow:none}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:rgba(22,72,62,.08);transform:translateY(-2px)}
.btn--ghost:active{transform:translateY(1px)}
.btn--amber{background:var(--amber);color:#2B1B02;border-color:var(--amber)}
.btn--amber:hover{background:#D2902C;color:#241602;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--on-dark{background:transparent;color:#F1EEE6;border-color:rgba(241,238,230,.5)}
.btn--on-dark:hover{background:rgba(241,238,230,.12);color:#fff;transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink);
  border-bottom:1px solid transparent;transition:border-color .2s ease,color .2s ease;
}
.text-link .arrow{transition:transform .2s ease}
.text-link:hover{border-color:var(--ink)}
.text-link:hover .arrow{transform:translateX(3px)}

/* ---------- 徽章 / chip ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--ink-soft);color:var(--ink);
  font-size:12.5px;font-weight:600;line-height:1.7;white-space:nowrap;
}
.chip--plain{background:#fff;border:1px solid var(--line);color:var(--muted)}
.badge-no{
  display:inline-block;padding:3px 9px;border-radius:4px;
  background:var(--amber-soft);color:#9A6A16;
  font-size:12.5px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.meta-line{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13.5px;color:var(--faint)}
.meta-line .sep{width:12px;height:1px;background:var(--line)}
.meta-line .time{position:relative;padding-left:14px}
.meta-line .time::before{content:"";position:absolute;left:0;top:50%;width:2px;height:12px;margin-top:-6px;background:var(--line)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:150px 0 0;
  background-image:linear-gradient(115deg, rgba(16,46,41,.9) 0%, rgba(22,72,62,.82) 52%, rgba(16,46,41,.7) 100%), url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  color:#F1EEE6;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:rgba(241,238,230,.14);
}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
  padding-bottom:64px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(241,238,230,.1);border:1px solid rgba(241,238,230,.24);
  font-size:13px;letter-spacing:.08em;color:#DCE5E1;margin-bottom:24px;font-weight:600;
}
.hero h1{color:#FFFFFF;margin-bottom:20px}
.hero-sub{font-size:17.5px;color:#C6D4CF;max-width:560px;margin-bottom:32px;line-height:1.8}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:44px;padding-top:28px;
  border-top:1px solid rgba(241,238,230,.18);
}
.hero-fact{min-width:120px}
.hero-fact strong{display:block;font-size:14px;color:#F1EEE6;font-weight:600;margin-bottom:4px}
.hero-fact span{font-size:13.5px;color:#9FB2AC}
.hero-media{
  position:relative;border-radius:var(--r-panel);overflow:hidden;
  border:1px solid rgba(241,238,230,.2);
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  background:#123A34;
}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;
  background:linear-gradient(to top, rgba(16,46,41,.92), rgba(16,46,41,0));
  font-size:13.5px;color:#DCE5E1;
}
.hero-media .media-tag{
  position:absolute;top:16px;left:16px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:rgba(227,160,60,.92);color:#2B1B02;font-size:12.5px;font-weight:700;
}

/* 合集目录索引条 */
.index-bar{
  display:flex;gap:0;overflow-x:auto;scrollbar-width:thin;
  border-top:1px solid rgba(241,238,230,.16);
}
.index-bar a{
  flex:1 1 0;min-width:210px;
  display:flex;align-items:center;gap:12px;
  padding:22px 20px;color:#C6D4CF;font-size:14.5px;
  border-right:1px solid rgba(241,238,230,.14);
  transition:background .2s ease,color .2s ease;
}
.index-bar a:last-child{border-right:0}
.index-bar a:hover{background:rgba(241,238,230,.08);color:#fff}
.index-bar .idx{font-size:12.5px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums}

/* ---------- 概览条 ---------- */
.fact-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  padding:28px 32px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-panel);box-shadow:var(--sh-1);
  margin-top:-1px;
}
.fact-strip .fact{display:flex;gap:12px;align-items:flex-start}
.fact-strip .fact .dot{width:8px;height:8px;border-radius:50%;background:var(--amber);margin-top:9px;flex-shrink:0}
.fact-strip strong{display:block;font-size:15px;margin-bottom:2px}
.fact-strip span{font-size:13.5px;color:var(--muted);line-height:1.6}

/* ---------- 目录网格 ---------- */
.catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.catalog-card{
  display:flex;flex-direction:column;gap:14px;
  padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.catalog-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFC7B4}
.catalog-card .lead{display:flex;align-items:center;justify-content:space-between;gap:12px}
.catalog-card h3{font-size:19px}
.catalog-card p{font-size:15px;color:var(--muted);line-height:1.78;margin:0}
.catalog-card .tail{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px}
.catalog-card--wide{grid-column:span 2}

/* ---------- 精选非对称 ---------- */
.featured{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.feature-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;height:100%;
}
.feature-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.feature-main .media{position:relative;background:var(--band);overflow:hidden}
.feature-main .media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s ease}
.feature-main:hover .media img{transform:scale(1.03)}
.feature-main .body{padding:30px 32px 32px;display:flex;flex-direction:column;gap:14px;flex:1}
.feature-main h3{font-size:24px}
.feature-main p{font-size:15.5px;color:var(--muted);margin:0}
.feature-main .tail{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:8px}
.feature-side{display:flex;flex-direction:column;gap:16px}
.side-item{
  display:flex;gap:16px;padding:20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:0 1px 2px rgba(20,45,40,.05);
  transition:transform .22s ease,box-shadow .22s ease;
}
.side-item:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.side-item .thumb{
  width:84px;height:84px;flex-shrink:0;border-radius:12px;overflow:hidden;background:var(--band);
}
.side-item .thumb img{width:100%;height:100%;object-fit:cover}
.side-item h3{font-size:17px;margin-bottom:6px}
.side-item p{font-size:13.8px;color:var(--muted);line-height:1.7;margin:0 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 资讯 / CMS 列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;gap:14px;
  padding:26px 28px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.news-card h3{font-size:19px}
.news-card h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--ink-deep);text-decoration:underline;text-underline-offset:4px}
.news-card p{font-size:15px;color:var(--muted);line-height:1.78;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .tail{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:56px 24px;text-align:center;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-panel);color:var(--muted);
}
.empty-state .empty-icon{
  width:48px;height:48px;border-radius:14px;background:var(--ink-soft);color:var(--ink);
  display:grid;place-items:center;font-size:20px;font-weight:700;
}
.news-more{display:flex;justify-content:center;margin-top:44px}

/* ---------- 深读区 ---------- */
.deep-grid{display:grid;grid-template-columns:260px 1fr;gap:48px;align-items:start}
.deep-toc{
  position:sticky;top:104px;
  padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:var(--sh-1);
}
.deep-toc h3{font-size:15px;letter-spacing:.08em;color:var(--muted);margin-bottom:16px;font-weight:600}
.deep-toc a{
  display:flex;gap:10px;align-items:baseline;
  padding:11px 0 11px 14px;border-left:2px solid var(--line);
  font-size:14.5px;color:var(--muted);transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.deep-toc a:hover{color:var(--ink);border-color:var(--ink);background:rgba(22,72,62,.04)}
.deep-toc a .n{font-size:12.5px;color:var(--amber);font-weight:700}
.deep-list{display:flex;flex-direction:column}
.deep-row{
  display:grid;grid-template-columns:64px 1fr auto;gap:20px;align-items:center;
  padding:24px 20px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.deep-row:first-child{border-top:1px solid var(--line)}
.deep-row:hover{background:#F2EEE3}
.deep-row .no{font-size:20px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums}
.deep-row h3{font-size:18px;margin-bottom:6px}
.deep-row p{font-size:14.2px;color:var(--muted);margin:0;line-height:1.72}
.deep-row .right{text-align:right;white-space:nowrap}

/* ---------- 推荐横滑 ---------- */
.rail{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(300px,1fr);
  gap:24px;overflow-x:auto;padding:4px 4px 20px;scroll-snap-type:x mandatory;
}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:#D5CDBA;border-radius:8px}
.rail-card{
  scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.rail-card .media{background:var(--band)}
.rail-card .media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rail-card .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.rail-card h3{font-size:18px}
.rail-card p{font-size:14.5px;color:var(--muted);margin:0}
.rail-card .tail{margin-top:auto;padding-top:6px}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFC7B4}
.faq-item.is-open{border-color:var(--ink);box-shadow:var(--sh-1);border-left-width:3px}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);line-height:1.5;
}
.faq-q .sign{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--ink-soft);color:var(--ink);display:grid;place-items:center;
  font-size:15px;font-weight:700;transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.is-open .sign{background:var(--ink);color:#F1EEE6;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a .inner{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--ink-deep);color:#F1EEE6;border-radius:var(--r-panel);
  padding:52px 56px;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:rgba(227,160,60,.14);
}
.cta-band h2{color:#FFFFFF;margin-bottom:12px;font-size:clamp(23px,2.4vw,31px)}
.cta-band p{color:#B9C6C1;margin:0;font-size:16px;position:relative}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:#C6D4CF;padding:76px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:56px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-mark{background:var(--amber);color:#2B1B02}
.footer-brand .brand-name{color:#FFFFFF;font-size:16px;font-weight:700}
.footer-col p{font-size:14.5px;line-height:1.85;color:#9FB2AC;margin:0}
.footer-col h4{font-size:14px;color:#F1EEE6;letter-spacing:.12em;margin-bottom:18px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:#C6D4CF;font-size:14.5px;transition:color .2s ease}
.footer-col a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(241,238,230,.14);
  padding:22px 0 26px;display:flex;justify-content:space-between;align-items:center;
  gap:16px;flex-wrap:wrap;font-size:13.5px;color:#8A9A95;
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* 图片失败占位 */
.media{position:relative}
.media.is-failed{background:var(--band);border:1px solid var(--ink)}
.media.is-failed img{display:none}
.media.is-failed::after{
  content:"封面暂缺";position:absolute;inset:0;display:grid;place-items:center;
  color:var(--ink);font-size:14px;letter-spacing:.1em;
}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{
  position:fixed;inset:0;z-index:120;display:none;
}
.nav-drawer.is-open{display:block}
.nav-drawer .mask{position:absolute;inset:0;background:rgba(16,46,41,.6)}
.nav-drawer .panel{
  position:absolute;left:12px;right:12px;top:12px;
  background:var(--paper);border:1px solid var(--line);border-radius:22px;
  padding:20px;box-shadow:var(--sh-2);
  animation:dropIn .28s ease;
}
@keyframes dropIn{from{transform:translateY(-16px);opacity:0}to{transform:translateY(0);opacity:1}}
.nav-drawer .panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.nav-drawer .close-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--ink);font-size:18px;line-height:1;cursor:pointer;
}
.nav-drawer nav{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.nav-drawer nav a{
  padding:14px 16px;border-radius:14px;font-size:16px;color:var(--text);
  background:#fff;border:1px solid var(--line);font-weight:500;
}
.nav-drawer nav a.is-active{color:var(--ink);font-weight:700;border-color:var(--ink);background:var(--ink-soft)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 32px}
  .deep-grid{grid-template-columns:220px 1fr;gap:32px}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .hero{padding-top:132px}
  .hero-grid{grid-template-columns:1fr;gap:40px;padding-bottom:48px}
  .hero-media{order:-1}
  .catalog-grid{grid-template-columns:repeat(2,1fr)}
  .catalog-card--wide{grid-column:span 2}
  .featured{grid-template-columns:1fr}
  .deep-grid{grid-template-columns:1fr}
  .deep-toc{position:static}
  .deep-toc nav{display:grid;grid-template-columns:repeat(2,1fr);gap:0 18px}
  .cta-band{grid-template-columns:1fr;padding:44px 36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.8}
  .container{padding:0 20px}
  .section{padding:40px 0}
  .site-header{padding:12px 12px}
  .brand-name{font-size:15px}
  .hero{padding-top:120px}
  .hero-sub{font-size:16px}
  .hero-cta .btn{flex:1 1 auto}
  .hero-facts{gap:20px;margin-top:32px}
  .index-bar a{min-width:78%;padding:18px 16px}
  .fact-strip{grid-template-columns:1fr;padding:22px}
  .catalog-grid{grid-template-columns:1fr}
  .catalog-card--wide{grid-column:span 1}
  .news-grid{grid-template-columns:1fr}
  .news-card,.catalog-card,.feature-main .body{padding:20px}
  .rail{grid-auto-columns:minmax(260px,86%)}
  .deep-row{grid-template-columns:44px 1fr;gap:14px;padding:20px 14px}
  .deep-row .right{grid-column:2;text-align:left}
  .section-head{margin-bottom:32px}
  .cta-band{padding:34px 24px;border-radius:var(--r-card)}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{justify-content:flex-start}
  .faq-q{padding:16px 18px;font-size:15.5px}
  .faq-a .inner{padding:0 18px 18px}
}
@media (max-width:480px){
  .btn{width:100%}
  .hero-cta{flex-direction:column}
  .btn--sm{width:auto}
  .nav-actions .btn--sm{display:none}
  .deep-toc nav{grid-template-columns:1fr}
}

/* roulang page: article */
:root{
  --ink:#16483E;
  --ink-deep:#102E29;
  --amber:#E3A03C;
  --clay:#C8553A;
  --paper:#F6F3EC;
  --paper-2:#EFEADF;
  --paper-3:#E8EFEA;
  --white:#FFFFFF;
  --text:#1B2422;
  --text-2:#5C6863;
  --text-3:#8A948F;
  --line:#DED8CA;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-chip:999px;
  --sh-1:0 1px 2px rgba(20,45,40,.06),0 8px 24px rgba(20,45,40,.08);
  --sh-2:0 12px 32px rgba(20,45,40,.14);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--ink);text-decoration:none;}
a:hover{color:var(--ink);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.3;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
time,.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:3px solid rgba(22,72,62,.28);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:60;padding:0 24px;
}
.nav-shell{
  max-width:1200px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:20px;
  padding:0 12px 0 20px;
  background:rgba(246,243,236,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-chip);
  box-shadow:var(--sh-1);
  transition:height .25s ease,background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled .nav-shell{
  height:56px;background:rgba(246,243,236,.94);box-shadow:var(--sh-2);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink);color:#F1EEE6;
  display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;letter-spacing:0;
}
.brand-name{font-size:17px;font-weight:700;color:var(--text);letter-spacing:.4px;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 14px;border-radius:var(--r-chip);
  font-size:15px;color:var(--text-2);transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--ink);background:rgba(22,72,62,.06);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--white);
  border-radius:50%;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease;}
.nav-toggle:hover{background:var(--paper-2);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.nav-drawer{
  position:fixed;inset:0;z-index:55;background:rgba(16,46,41,.6);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-drawer.is-open{opacity:1;visibility:visible;}
.nav-drawer-panel{
  margin:88px 16px 0;padding:20px;background:var(--paper);
  border-radius:24px;box-shadow:var(--sh-2);transform:translateY(-14px);transition:transform .25s ease;
}
.nav-drawer.is-open .nav-drawer-panel{transform:translateY(0);}
.drawer-menu{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
.drawer-menu a{
  padding:14px 16px;border-radius:14px;font-size:16px;color:var(--text);
  background:var(--white);border:1px solid var(--line);transition:background .2s ease,color .2s ease;
}
.drawer-menu a:hover{background:var(--paper-3);color:var(--ink);}
.drawer-menu a.is-active{background:var(--paper-3);color:var(--ink);font-weight:600;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--ink);color:#F1EEE6;}
.btn-primary:hover{background:#10382F;transform:translateY(-2px);box-shadow:var(--sh-2);color:#F1EEE6;}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:rgba(22,72,62,.08);transform:translateY(-2px);color:var(--ink);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:var(--white);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{background:var(--paper-2);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ink);}
.link-arrow span{transition:transform .2s ease;}
.link-arrow:hover span{transform:translateX(3px);}

/* ---------- 面包屑与文章头 ---------- */
main{padding-top:118px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);padding:6px 0 22px;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--ink);text-decoration:underline;}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--text-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-grid{
  display:grid;grid-template-columns:minmax(0,760px) 240px;
  gap:56px;justify-content:center;align-items:start;
}
.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:32px;}
.meta-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:16px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-chip);font-size:13px;line-height:1;
}
.chip-cat{background:var(--paper-3);color:var(--ink);font-weight:600;}
.chip-plain{background:var(--white);border:1px solid var(--line);color:var(--text-2);}
.time{font-size:13px;color:var(--text-3);display:inline-flex;align-items:center;gap:10px;}
.time::before{content:"";width:12px;height:1px;background:var(--line);}
.article-head h1{
  font-size:clamp(28px,3.6vw,42px);line-height:1.28;letter-spacing:-.2px;font-weight:700;
}
.article-head .sub{margin-top:12px;font-size:15px;color:var(--text-2);}

/* ---------- 正文排版 ---------- */
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body>*:first-child{margin-top:0;}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);margin:2.4em 0 .9em;padding-left:14px;
  border-left:3px solid var(--ink);scroll-margin-top:110px;
}
.article-body h3{font-size:20px;margin:2em 0 .7em;scroll-margin-top:110px;}
.article-body p{margin:0 0 1.4em;}
.article-body a{color:var(--ink);border-bottom:1px solid rgba(22,72,62,.35);}
.article-body a:hover{border-bottom-color:var(--ink);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.35em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--paper-3);
  border-left:3px solid var(--ink);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:1.8em auto;}
.article-body table{width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:var(--paper-3);color:var(--ink);font-weight:600;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.4em 0;}

.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);background:var(--white);
  padding:48px 28px;text-align:center;
}
.empty-mark{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;
  background:var(--paper-2);color:var(--ink);font-size:20px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.empty-state h3{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* ---------- 文末标签 ---------- */
.article-foot{
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.tags .label{font-size:13px;color:var(--text-3);}

/* ---------- 右侧粘性目录 ---------- */
.article-toc{position:sticky;top:104px;}
.toc-inner{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 16px;box-shadow:var(--sh-1);
}
.toc-title{
  font-size:13px;letter-spacing:1.5px;color:var(--text-3);font-weight:600;
  margin-bottom:10px;padding-left:10px;border-left:3px solid var(--amber);
}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:60vh;overflow:auto;}
.toc-list a{
  display:block;padding:7px 10px;border-radius:8px;font-size:13.5px;line-height:1.5;
  color:var(--text-2);border-left:2px solid transparent;transition:background .2s ease,color .2s ease;
}
.toc-list a.lv-3{padding-left:22px;font-size:13px;color:var(--text-3);}
.toc-list a:hover{background:var(--paper-2);color:var(--ink);}
.toc-list a.is-active{color:var(--ink);font-weight:600;background:var(--paper-3);border-left-color:var(--ink);}

/* ---------- 相关推荐 ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--paper-2);}
.section-head{margin-bottom:34px;max-width:760px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:1.6px;
  color:var(--text-3);margin-bottom:12px;text-transform:uppercase;
}
.section-kicker::before{content:"";width:20px;height:2px;background:var(--amber);border-radius:2px;}
.section-head h2{font-size:clamp(22px,2.6vw,30px);}
.section-head p{margin-top:12px;color:var(--text-2);font-size:15px;}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFC7B5;}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media.is-empty{
  background:var(--paper-2);border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:13px;
}
.card-media.is-empty::after{content:"封面暂缺";}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;line-height:1.45;}
.card-body p{font-size:14.5px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px;font-size:13px;color:var(--text-3);}
.no-badge{
  display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:24px;
  padding:0 8px;border-radius:4px;background:rgba(227,160,60,.16);color:#9A6A16;
  font-size:12px;font-weight:700;letter-spacing:.5px;
}

/* ---------- 收藏分享 CTA ---------- */
.cta-band{
  background:var(--ink-deep);color:#F1EEE6;border-radius:var(--r-panel);
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;
}
.cta-band h2{color:#F1EEE6;font-size:clamp(20px,2.4vw,26px);}
.cta-band p{color:rgba(241,238,230,.72);font-size:15px;margin-top:10px;max-width:52ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-actions .btn-primary{background:var(--amber);color:#2B1D06;}
.cta-actions .btn-primary:hover{background:#D3902B;color:#2B1D06;}
.cta-actions .btn-outline{color:#F1EEE6;border-color:rgba(241,238,230,.5);}
.cta-actions .btn-outline:hover{background:rgba(241,238,230,.12);color:#F1EEE6;}
.copy-note{font-size:13px;color:var(--amber);min-height:20px;margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:#F1EEE6;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#F1EEE6;color:var(--ink-deep);}
.footer-brand .brand-name{color:#F1EEE6;font-size:17px;font-weight:700;}
.footer-col p{color:rgba(241,238,230,.68);font-size:14.5px;line-height:1.85;}
.footer-col h4{
  font-size:14px;letter-spacing:1.5px;color:#F1EEE6;margin-bottom:16px;font-weight:600;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{color:rgba(241,238,230,.72);font-size:14.5px;transition:color .2s ease;}
.footer-col li a:hover{color:var(--amber);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(241,238,230,.16);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(241,238,230,.6);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 32px;}
  .article-grid{grid-template-columns:minmax(0,1fr) 220px;gap:40px;}
}
@media (max-width:1023px){
  .article-grid{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-toc{display:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:900px){
  .nav-menu{display:none;}
  .nav-actions .btn-sm{display:none;}
  .nav-toggle{display:flex;}
}
@media (max-width:767px){
  .site-header{top:12px;padding:0 14px;}
  .nav-shell{height:58px;padding:0 10px 0 14px;}
  .brand-name{font-size:15px;}
  main{padding-top:96px;}
  .container{padding:0 18px;}
  .article-head h1{font-size:30px;}
  .article-body{font-size:16px;line-height:1.8;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18.5px;}
  .section{padding:48px 0;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .cta-band{padding:30px 22px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .breadcrumb .current{max-width:32ch;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --c-primary:#16483E;
  --c-primary-dark:#0F352D;
  --c-primary-soft:#E8EFEA;
  --c-amber:#E3A03C;
  --c-amber-ink:#96681A;
  --c-amber-soft:rgba(227,160,60,.14);
  --c-clay:#C8553A;
  --bg:#F6F3EC;
  --bg-alt:#EFEADF;
  --bg-row:#F2EEE3;
  --dark:#102E29;
  --dark-text:#F1EEE6;
  --text:#1B2422;
  --text-2:#5C6863;
  --text-3:#8A948F;
  --line:#DED8CA;
  --white:#FFFFFF;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,45,40,.06),0 8px 24px rgba(20,45,40,.08);
  --sh-2:0 12px 32px rgba(20,45,40,.14);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  text-align:left;
  font-weight:400;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:fixed;top:18px;left:0;right:0;z-index:80;padding:0 24px;transition:top .3s ease;}
.nav-shell{
  max-width:var(--container);
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:20px;
  height:64px;
  padding:0 12px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(246,243,236,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:height .28s ease,background .28s ease,box-shadow .28s ease;
}
.site-header.scrolled .nav-shell{height:56px;background:rgba(246,243,236,.94);box-shadow:var(--sh-2);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:34px;height:34px;flex:none;border-radius:10px;
  background:var(--c-primary);color:#F3EFE4;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;letter-spacing:.02em;
}
.brand-name{font-size:16px;font-weight:700;color:var(--text);letter-spacing:.01em;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--text-2);
  font-weight:500;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);background:rgba(22,72,62,.07);text-decoration:none;}
.nav-link:focus-visible{outline:3px solid rgba(22,72,62,.2);outline-offset:2px;}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;width:18px;height:2px;
  border-radius:2px;background:var(--c-primary);transform:translateX(-50%);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--white);cursor:pointer;padding:0 12px;
}
.nav-toggle span{display:block;height:2px;background:var(--c-primary);border-radius:2px;transition:.25s;}
.nav-toggle:focus-visible{outline:3px solid rgba(22,72,62,.2);outline-offset:2px;}
.nav-mask{
  position:fixed;inset:0;z-index:70;
  background:rgba(16,46,41,.6);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
body.menu-open .nav-mask{opacity:1;pointer-events:auto;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn:hover{text-decoration:none;}
.btn:focus-visible{outline:3px solid rgba(22,72,62,.22);outline-offset:2px;}
.btn-primary{background:var(--c-primary);color:#F5F2E9;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:rgba(22,72,62,.08);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-light{background:#F1EEE6;color:var(--dark);}
.btn-light:hover{background:#FFFFFF;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;cursor:not-allowed;}

.text-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1px;width:100%;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .28s ease;
}
.text-link:hover{text-decoration:none;}
.text-link:hover::after{transform:scaleX(1);}
.text-link .arrow{display:inline-block;transition:transform .25s ease;}
.text-link:hover .arrow{transform:translateX(3px);}

/* ---------- 通用板块 ---------- */
main{padding-top:0;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:720px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-amber-ink);
  background:var(--c-amber-soft);
  border-radius:4px;
  padding:4px 10px;
  margin-bottom:16px;
}
.eyebrow-plain{background:transparent;padding:0;color:var(--text-3);letter-spacing:.12em;}
.section-title{font-size:clamp(24px,2.6vw,32px);position:relative;padding-left:14px;}
.section-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;
  border-radius:3px;background:var(--c-primary);
}
.section-desc{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ---------- 分类头部 ---------- */
.page-hero{padding:140px 0 56px;position:relative;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 88% -10%,rgba(227,160,60,.16),transparent 65%),
    radial-gradient(700px 380px at 6% 4%,rgba(22,72,62,.08),transparent 62%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:1;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:28px;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--c-primary);text-decoration:none;}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--text);font-weight:600;}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
}
.hero-copy h1{
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.25;
  letter-spacing:-.01em;
  margin:6px 0 0;
}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  color:var(--text-2);
  line-height:1.8;
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:22px;
  margin-top:34px;padding-top:22px;border-top:1px solid var(--line);
}
.hero-meta-item{display:flex;flex-direction:column;gap:2px;}
.hero-meta-item strong{font-size:22px;font-variant-numeric:tabular-nums;color:var(--c-primary);}
.hero-meta-item span{font-size:13px;color:var(--text-3);letter-spacing:.02em;}
.hero-media{
  position:relative;margin:0;
  border-radius:var(--r-panel);
  overflow:hidden;
  aspect-ratio:16/11;
  background:var(--bg-alt);
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,72,62,.28),rgba(16,46,41,.62));
}
.hero-media figcaption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  color:#F1EEE6;font-size:13px;letter-spacing:.02em;
}
.hero-badge{
  position:absolute;top:18px;left:18px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:4px;
  background:rgba(227,160,60,.92);color:#2A1B02;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  font-variant-numeric:tabular-nums;
}
.index-bar{
  margin-top:44px;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:14px 18px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.6);
  box-shadow:var(--sh-1);
}
.index-bar .index-label{
  font-size:13px;font-weight:700;color:var(--text-3);
  letter-spacing:.1em;padding-right:8px;border-right:1px solid var(--line);
}
.index-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:14px;color:var(--text-2);
  border:1px solid transparent;
  transition:.2s ease;
}
.index-chip b{font-variant-numeric:tabular-nums;color:var(--c-amber-ink);font-size:13px;}
.index-chip:hover{
  color:var(--c-primary);background:var(--c-primary-soft);
  border-color:rgba(22,72,62,.16);text-decoration:none;
}

/* ---------- 分类主体：左目录 + 右列表 ---------- */
.cat-layout{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  gap:40px;
  align-items:start;
}
.side-index{position:sticky;top:104px;}
.side-title{
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--text-3);margin-bottom:16px;
}
.side-list{position:relative;padding-left:16px;}
.side-list::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:1px;background:var(--line);
}
.side-link{
  position:relative;display:block;
  padding:9px 0 9px 12px;
  font-size:15px;color:var(--text-2);
  border-radius:8px;
  transition:color .2s ease,background .2s ease,padding .2s ease;
}
.side-link::before{
  content:"";position:absolute;left:-16px;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:3px;background:var(--c-primary);
  transition:height .25s ease;
}
.side-link:hover{color:var(--c-primary);background:var(--c-primary-soft);text-decoration:none;padding-left:16px;}
.side-link.is-current{color:var(--c-primary);font-weight:700;}
.side-link.is-current::before{height:20px;}
.side-card{
  margin-top:26px;padding:20px;
  border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--white);box-shadow:var(--sh-1);
}
.side-card p{font-size:14px;color:var(--text-2);margin-bottom:14px;line-height:1.75;}

.info-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  padding:14px 20px;margin-bottom:26px;
  border:1px solid var(--line);border-left:3px solid var(--c-amber);
  border-radius:12px;background:var(--white);
  font-size:14px;color:var(--text-2);
}
.info-strip .dot-sep{width:1px;height:14px;background:var(--line);}
.info-strip strong{color:var(--text);font-variant-numeric:tabular-nums;}

.entry-list{border-top:1px solid var(--line);}
.entry-row{
  position:relative;
  display:grid;grid-template-columns:52px minmax(0,1fr);
  gap:20px;
  padding:26px 18px;
  border-bottom:1px solid var(--line);
  border-radius:12px;
  transition:background .22s ease,transform .22s ease;
}
.entry-row:hover{background:var(--bg-row);transform:translateX(2px);}
.entry-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:32px;border-radius:4px;
  background:var(--c-amber-soft);color:var(--c-amber-ink);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.entry-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;}
.entry-row h3{font-size:20px;line-height:1.45;}
.entry-row h3 a{color:var(--text);}
.entry-row h3 a::after{content:"";position:absolute;inset:0;border-radius:12px;}
.entry-row:hover h3 a{color:var(--c-primary);}
.entry-summary{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.8;}
.entry-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  margin-top:14px;font-size:13px;color:var(--text-3);
}
.entry-meta .time{font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.entry-meta .rule{width:12px;height:1px;background:var(--line);}
.chip{
  display:inline-flex;align-items:center;
  padding:3px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.chip-amber{background:var(--c-amber-soft);color:var(--c-amber-ink);}
.chip-outline{background:transparent;border:1px solid var(--line);color:var(--text-2);}
.list-foot{
  display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;
  margin-top:30px;padding-top:22px;border-top:1px solid var(--line);
  font-size:14px;color:var(--text-3);
}

/* ---------- 精选合集（7:5 非对称） ---------- */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;}
.feature-side{display:grid;gap:28px;grid-template-rows:1fr 1fr;}
.card{
  position:relative;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-media{position:relative;overflow:hidden;background:var(--bg-alt);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.feature-main .card-media{aspect-ratio:16/9;}
.feature-side .card-media{aspect-ratio:16/10;}
.card-body{padding:24px;}
.feature-main .card-body{padding:28px;}
.card-body h3{font-size:20px;line-height:1.45;}
.card-body h3 a{color:var(--text);}
.card-body h3 a::after{content:"";position:absolute;inset:0;}
.card:hover .card-body h3 a{color:var(--c-primary);}
.card-body p{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.8;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.card-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.card-foot .time{font-variant-numeric:tabular-nums;}

/* ---------- 收录流程 ---------- */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.process-item{
  position:relative;
  padding:26px 22px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--white);
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.process-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(22,72,62,.28);}
.process-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:30px;border-radius:4px;
  background:var(--c-amber-soft);color:var(--c-amber-ink);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.process-item h3{margin-top:16px;font-size:18px;}
.process-item p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:900px;}
.faq-item{
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--white);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(22,72,62,.3);box-shadow:var(--sh-1);}
.faq-item summary{
  position:relative;
  list-style:none;
  cursor:pointer;
  padding:20px 54px 20px 24px;
  font-size:16px;font-weight:600;color:var(--text);
  border-left:3px solid transparent;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;
  width:11px;height:11px;
  border-right:2px solid var(--c-primary);
  border-bottom:2px solid var(--c-primary);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-item summary:hover{background:#FBFAF5;}
.faq-item summary:focus-visible{outline:3px solid rgba(22,72,62,.2);outline-offset:-3px;}
.faq-item[open] summary{border-left-color:var(--c-primary);color:var(--c-primary);}
.faq-answer{padding:0 24px 22px 24px;font-size:15px;color:var(--text-2);line-height:1.85;}

/* ---------- 深色 CTA ---------- */
.cta-wrap{padding:0 0 96px;}
.cta-band{
  position:relative;overflow:hidden;
  background:var(--dark);color:var(--dark-text);
  border-radius:var(--r-panel);
  padding:48px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;
  border-radius:50%;background:rgba(227,160,60,.16);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-120px;width:260px;height:260px;
  border-radius:50%;background:rgba(22,72,62,.32);
}
.cta-copy{position:relative;z-index:1;max-width:640px;}
.cta-copy .eyebrow{background:rgba(227,160,60,.2);color:#F0C27C;}
.cta-copy h2{color:var(--dark-text);font-size:clamp(22px,2.6vw,30px);}
.cta-copy p{margin-top:14px;color:rgba(241,238,230,.78);font-size:15px;line-height:1.85;}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}
.cta-actions .btn-ghost{color:#F1EEE6;border-color:rgba(241,238,230,.5);}
.cta-actions .btn-ghost:hover{background:rgba(241,238,230,.12);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:var(--dark-text);padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#F1EEE6;color:var(--c-primary);}
.footer-brand .brand-name{color:var(--dark-text);font-size:16px;font-weight:700;}
.footer-col p{font-size:14px;color:rgba(241,238,230,.72);line-height:1.9;max-width:340px;}
.footer-col h4{
  font-size:14px;letter-spacing:.1em;color:var(--dark-text);
  margin-bottom:18px;font-weight:600;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:rgba(241,238,230,.72);transition:color .2s ease;}
.footer-col a:hover{color:var(--c-amber);text-decoration:none;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  margin-top:52px;padding-top:24px;
  border-top:1px solid rgba(241,238,230,.16);
  font-size:13px;color:rgba(241,238,230,.6);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 32px;}
  .site-header{padding:0 32px;}
  .cat-layout{grid-template-columns:220px minmax(0,1fr);gap:32px;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .page-hero{padding:120px 0 44px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media{aspect-ratio:16/9;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-side{grid-template-rows:none;grid-template-columns:1fr 1fr;}
  .process-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-shell{padding:0 12px 0 16px;gap:12px;}
  .brand-name{font-size:15px;}
  .nav-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;top:92px;left:16px;right:16px;
    flex-direction:column;align-items:stretch;gap:4px;
    margin-left:0;padding:12px;
    background:rgba(246,243,236,.97);
    -webkit-backdrop-filter:blur(14px);
    backdrop-filter:blur(14px);
    border:1px solid var(--line);border-radius:20px;
    box-shadow:var(--sh-2);
    opacity:0;pointer-events:none;transform:translateY(-10px);
    transition:opacity .25s ease,transform .25s ease;
  }
  body.menu-open .nav-menu{opacity:1;pointer-events:auto;transform:translateY(0);}
  .nav-link{padding:12px 16px;font-size:16px;border-radius:14px;}
  .nav-link.is-active::after{display:none;}
  .nav-link.is-active{background:var(--c-primary-soft);}
  .cat-layout{grid-template-columns:1fr;gap:28px;}
  .side-index{position:static;}
  .side-list{display:flex;flex-wrap:wrap;gap:8px;padding-left:0;}
  .side-list::before{display:none;}
  .side-link{padding:8px 14px;border:1px solid var(--line);border-radius:var(--r-pill);font-size:14px;}
  .side-link::before{display:none;}
  .side-link:hover{padding-left:14px;}
  .side-link.is-current{background:var(--c-primary-soft);border-color:rgba(22,72,62,.24);}
  .index-bar{border-radius:var(--r-panel);}
  .index-bar .index-label{border-right:0;padding-right:0;width:100%;}
  .cta-band{padding:32px;border-radius:var(--r-card);}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .site-header{padding:0 16px;top:12px;}
  .section{padding:48px 0;}
  .page-hero{padding:104px 0 36px;}
  .hero-copy h1{font-size:clamp(26px,7vw,34px);}
  .hero-sub{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 100%;}
  .entry-row{grid-template-columns:1fr;gap:12px;padding:22px 14px;}
  .entry-no{width:44px;height:28px;}
  .entry-row h3{font-size:18px;}
  .feature-side{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr;}
  .card-body,.feature-main .card-body{padding:18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-col p{max-width:none;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .faq-item summary{padding:16px 46px 16px 18px;font-size:15px;}
  .faq-answer{padding:0 18px 18px 18px;}
}
@media (max-width:480px){
  .brand-name{font-size:14px;}
  .index-chip{font-size:13px;padding:6px 12px;}
  .hero-meta{gap:16px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category3 */
:root{
  --ink:#1B2422;
  --ink-2:#5C6863;
  --ink-3:#8A948F;
  --green:#16483E;
  --green-deep:#0F3A31;
  --green-soft:#E8EFEA;
  --amber:#E3A03C;
  --amber-soft:rgba(227,160,60,.14);
  --amber-ink:#A9701B;
  --clay:#C8553A;
  --paper:#F6F3EC;
  --paper-2:#EFEADF;
  --dark:#102E29;
  --light:#F1EEE6;
  --line:#DED8CA;
  --white:#FFFFFF;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,45,40,.06), 0 8px 24px rgba(20,45,40,.08);
  --sh-2:0 12px 32px rgba(20,45,40,.14);
  --container:1200px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--green-deep)}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.3;letter-spacing:.005em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(22,72,62,.28);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}
.section{padding:96px 0}
.section-alt{background:var(--paper-2)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:3px;background:var(--green)}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:16px}

/* 悬浮胶囊导航 */
.site-header{position:sticky;top:0;z-index:80;padding:16px 24px 0}
.nav-pill{
  max-width:var(--container);
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px 12px 10px 20px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:rgba(246,243,236,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:0 1px 2px rgba(20,45,40,.06);
  transition:padding .25s ease, background .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled .nav-pill{
  padding:6px 12px 6px 20px;
  background:rgba(246,243,236,.94);
  box-shadow:var(--sh-1);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--green);color:var(--light);
  display:grid;place-items:center;
  font-weight:700;font-size:17px;letter-spacing:0;
}
.brand-name{font-weight:700;font-size:16px;color:var(--ink);white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--ink-2);
  transition:color .2s ease, background .2s ease;
}
.nav-link:hover{color:var(--green);background:var(--green-soft)}
.nav-link.is-active{color:var(--green);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--green);
}
.nav-cta{
  display:inline-flex;align-items:center;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--green);color:var(--light);
  font-size:15px;font-weight:600;
  transition:background .2s ease, transform .2s ease;
}
.nav-cta:hover{background:var(--green-deep);color:var(--light);transform:translateY(-1px)}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:transparent;
  cursor:pointer;
  place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* 面包屑 */
.crumb{padding:28px 0 0;font-size:14px;color:var(--ink-3)}
.crumb ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--line)}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--green);text-decoration:underline;text-underline-offset:3px}
.crumb .current{color:var(--ink)}

/* Hero */
.hero{padding:36px 0 0}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:48px;
  align-items:center;
}
.hero-kicker{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:var(--green-soft);
  color:var(--green);
  font-size:13px;letter-spacing:.06em;
}
.hero-kicker b{
  font-variant-numeric:tabular-nums;
  background:var(--amber-soft);
  color:var(--amber-ink);
  border-radius:4px;
  padding:1px 7px;
  font-size:12px;letter-spacing:0;
}
.hero h1{
  margin-top:22px;
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.25;
  font-weight:700;
}
.hero h1 .accent{
  display:inline-block;
  border-bottom:4px solid var(--amber);
  padding-bottom:2px;
}
.hero-sub{
  margin-top:18px;
  max-width:560px;
  font-size:17px;
  color:var(--ink-2);
  line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s ease, color .2s ease, transform .18s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn-primary{background:var(--green);color:var(--light);box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--green-deep);color:var(--light);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green)}
.btn-ghost:hover{background:rgba(22,72,62,.08);color:var(--green-deep);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.hero-stats div{min-width:104px}
.hero-stats b{display:block;font-size:26px;color:var(--green);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-stats span{font-size:13px;color:var(--ink-3)}
.hero-media{
  position:relative;
  border-radius:var(--r-panel);
  overflow:hidden;
  background:var(--paper-2);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  aspect-ratio:16/11;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg, rgba(16,46,41,.55), rgba(16,46,41,.72));
}
.hero-media figcaption{
  position:absolute;left:24px;right:24px;bottom:22px;z-index:2;
  color:var(--light);
}
.hero-media figcaption strong{display:block;font-size:18px;margin-bottom:6px}
.hero-media figcaption span{font-size:13px;opacity:.82}

/* 索引条 */
.index-bar{margin-top:48px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0;overflow-x:auto}
.index-bar ul{display:flex;gap:12px;min-width:max-content}
.index-bar a{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:var(--white);
  font-size:14px;color:var(--ink-2);
  white-space:nowrap;
  transition:border-color .2s ease, color .2s ease, transform .2s ease;
}
.index-bar a:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.index-bar b{font-variant-numeric:tabular-nums;color:var(--amber-ink);background:var(--amber-soft);border-radius:4px;padding:1px 6px;font-size:12px}

/* 时间轴 */
.timeline{margin-top:8px}
.tl-item{
  display:grid;
  grid-template-columns:104px minmax(0,1fr);
  gap:28px;
  padding-bottom:34px;
}
.tl-rail{position:relative}
.tl-rail::before{
  content:"";position:absolute;left:26px;top:48px;bottom:-34px;width:1px;background:var(--line);
}
.tl-item:last-child .tl-rail::before{display:none}
.tl-dot{
  width:52px;height:52px;border-radius:14px;
  background:var(--amber-soft);color:var(--amber-ink);
  display:grid;place-items:center;
  font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.tl-body{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 28px;
  box-shadow:0 1px 2px rgba(20,45,40,.06);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.tl-body:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFC7B6}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--ink-3)}
.chip{
  display:inline-flex;align-items:center;
  padding:3px 12px;
  border-radius:var(--r-pill);
  background:var(--green-soft);
  color:var(--green);
  font-size:13px;
  font-weight:500;
}
.tl-meta .time{font-variant-numeric:tabular-nums;padding-left:14px;position:relative}
.tl-meta .time::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:12px;background:var(--line)}
.tl-body h3{margin-top:14px;font-size:21px;line-height:1.5}
.tl-body p{margin-top:12px;color:var(--ink-2);font-size:16px}
.tl-points{margin-top:16px;display:grid;gap:8px}
.tl-points li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-2)}
.tl-points li::before{content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;border-radius:2px;background:var(--amber)}
.tl-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.tl-foot .note{font-size:13px;color:var(--ink-3)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--green);
}
.text-link .arrow{transition:transform .2s ease}
.text-link:hover .arrow{transform:translateX(3px)}
.tl-thumb{margin-top:18px;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--paper-2);max-width:420px}
.tl-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* 速查区 */
.scan-grid{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.scan-main{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-panel);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.scan-main .media{position:relative;aspect-ratio:16/9;background:var(--paper-2)}
.scan-main .media img{width:100%;height:100%;object-fit:cover}
.scan-main .media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,46,41,.15),rgba(16,46,41,.6))}
.scan-main .media span{
  position:absolute;left:24px;bottom:20px;z-index:2;color:var(--light);font-size:14px;letter-spacing:.05em;
}
.scan-main .body{padding:28px}
.scan-main .body h3{font-size:22px}
.scan-main .body p{margin-top:12px;color:var(--ink-2);font-size:16px}
.scan-side{display:grid;gap:20px}
.scan-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:0 1px 2px rgba(20,45,40,.06);
  transition:transform .22s ease, box-shadow .22s ease;
}
.scan-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.scan-card h3{font-size:18px}
.scan-card p{margin-top:10px;font-size:15px;color:var(--ink-2)}
.scan-card .chip{margin-bottom:12px}

/* FAQ */
.faq{display:grid;gap:12px;max-width:920px}
.faq details{
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--white);
  padding:0 22px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.faq details[open]{border-color:#CFC7B6;box-shadow:var(--sh-1);position:relative}
.faq details[open]::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--green)}
.faq summary{
  list-style:none;
  cursor:pointer;
  padding:20px 0;
  font-size:17px;font-weight:600;
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";
  flex-shrink:0;
  width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--green-soft);color:var(--green);
  font-weight:600;font-size:16px;line-height:1;
  transition:transform .2s ease;
}
.faq details[open] summary::after{content:"−";transform:rotate(180deg)}
.faq .answer{padding:0 0 22px;color:var(--ink-2);font-size:16px;line-height:1.8;max-width:760px}

/* 提问表单 */
.ask-panel{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:44px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-panel);
  padding:44px;
  box-shadow:var(--sh-1);
}
.ask-intro h2{font-size:28px;position:relative;padding-left:16px}
.ask-intro h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:3px;background:var(--green)}
.ask-intro p{margin-top:16px;color:var(--ink-2)}
.ask-intro ul{margin-top:22px;display:grid;gap:10px}
.ask-intro li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-2)}
.ask-intro li::before{content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;border-radius:2px;background:var(--amber)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:var(--paper);
  padding:12px 14px;
  font-size:15px;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.field input,.field select{height:46px;padding:0 14px}
.field textarea{min-height:118px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;background:var(--white);border-color:var(--green);box-shadow:0 0 0 3px rgba(22,72,62,.2);
}
.field.has-error input,.field.has-error textarea{border-color:var(--clay)}
.field .hint{font-size:12.5px;color:var(--ink-3);margin-top:6px}
.field .error-text{font-size:12.5px;color:var(--clay);margin-top:6px;display:none}
.field.has-error .error-text{display:block}
.form-note{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:var(--r-btn);
  background:var(--green-soft);
  color:var(--green);
  font-size:14px;
}
.form-note.is-visible{display:block}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:6px}
.form-actions span{font-size:13px;color:var(--ink-3)}

/* 相关分类 */
.rel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.rel-card{
  display:grid;
  grid-template-columns:132px minmax(0,1fr);
  gap:20px;
  align-items:center;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:0 1px 2px rgba(20,45,40,.06);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFC7B6}
.rel-card .thumb{border-radius:12px;overflow:hidden;background:var(--paper-2);border:1px solid var(--line)}
.rel-card .thumb img{width:100%;aspect-ratio:1/1;object-fit:cover}
.rel-card h3{font-size:18px}
.rel-card p{margin-top:8px;font-size:14px;color:var(--ink-2)}
.rel-card .text-link{margin-top:10px}

/* 深色 CTA */
.cta-band{
  background:var(--dark);
  color:var(--light);
  border-radius:var(--r-panel);
  padding:48px 44px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);color:var(--light)}
.cta-band p{margin-top:12px;max-width:620px;color:rgba(241,238,230,.78);font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn-light{background:var(--light);color:var(--green-deep)}
.btn-light:hover{background:#fff;color:var(--green-deep);transform:translateY(-2px)}
.btn-outline-light{background:transparent;border-color:rgba(241,238,230,.5);color:var(--light)}
.btn-outline-light:hover{background:rgba(241,238,230,.12);color:var(--light);transform:translateY(-2px)}

/* 页脚 */
.site-footer{background:var(--dark);color:var(--light);margin-top:96px;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--amber);color:var(--dark)}
.footer-brand .brand-name{color:var(--light);font-weight:700;font-size:16px}
.footer-col p{color:rgba(241,238,230,.7);font-size:14px;line-height:1.9;max-width:340px}
.footer-col h4{font-size:14px;letter-spacing:.12em;color:var(--light);margin-bottom:16px;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:rgba(241,238,230,.72);font-size:14px;transition:color .2s ease}
.footer-col a:hover{color:var(--amber);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(241,238,230,.16);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(241,238,230,.6);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* 图片失败占位 */
.img-fallback{
  background:var(--paper-2);
  border:1px dashed var(--green);
  min-height:120px;
}

/* 响应式 */
@media (max-width:1023px){
  .container{padding:0 32px}
  .section{padding:64px 0}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{aspect-ratio:16/9}
  .scan-grid{grid-template-columns:1fr}
  .ask-panel{grid-template-columns:1fr;padding:32px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.8}
  .container{padding:0 20px}
  .section{padding:44px 0}
  .site-header{padding:12px 16px 0}
  .nav-pill{padding:8px 10px 8px 14px;border-radius:26px}
  .nav-toggle{display:grid}
  .nav-menu,.nav-cta{display:none}
  .nav-pill.is-open{flex-wrap:wrap;border-radius:24px;background:rgba(246,243,236,.98)}
  .nav-pill.is-open .nav-menu{
    display:flex;flex-direction:column;align-items:stretch;width:100%;gap:2px;
    margin:10px 0 0;padding-top:10px;border-top:1px solid var(--line);
  }
  .nav-pill.is-open .nav-link{padding:12px 14px;border-radius:12px}
  .nav-pill.is-open .nav-link.is-active::after{display:none}
  .nav-pill.is-open .nav-cta{display:inline-flex;width:100%;justify-content:center;margin-top:10px}
  .hero{padding-top:24px}
  .hero h1{font-size:clamp(28px,7.6vw,34px)}
  .hero-stats{gap:20px}
  .hero-stats b{font-size:22px}
  .index-bar ul{flex-wrap:nowrap}
  .tl-item{grid-template-columns:52px minmax(0,1fr);gap:14px;padding-bottom:24px}
  .tl-rail::before{left:19px;top:40px;bottom:-24px}
  .tl-dot{width:40px;height:40px;border-radius:11px;font-size:13px}
  .tl-body{padding:20px 18px;border-radius:12px}
  .tl-body h3{font-size:18px}
  .tl-body p{font-size:15px}
  .scan-main .body{padding:20px}
  .ask-panel{padding:24px 18px;border-radius:16px}
  .rel-grid{grid-template-columns:1fr}
  .rel-card{grid-template-columns:96px minmax(0,1fr);padding:16px}
  .cta-band{padding:32px 22px;border-radius:16px}
  .site-footer{margin-top:56px;padding:48px 0 24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .form-actions .btn{width:100%}
  .tl-item{grid-template-columns:44px minmax(0,1fr);gap:12px}
  .tl-dot{width:34px;height:34px;font-size:12px}
  .tl-rail::before{left:16px;top:34px}
  .rel-card{grid-template-columns:1fr}
  .rel-card .thumb img{aspect-ratio:16/9}
}

/* roulang page: category2 */
:root{
  --brand:#16483E;
  --brand-hover:#0F3B32;
  --brand-deep:#102E29;
  --brand-soft:#E8EFEA;
  --amber:#E3A03C;
  --amber-soft:rgba(227,160,60,.12);
  --amber-ink:#96631A;
  --clay:#C8553A;
  --bg:#F6F3EC;
  --bg-alt:#EFEADF;
  --card:#FFFFFF;
  --text:#1B2422;
  --text-2:#5C6863;
  --text-3:#8A948F;
  --line:#DED8CA;
  --light-text:#F1EEE6;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,45,40,.06), 0 8px 24px rgba(20,45,40,.08);
  --sh-2:0 12px 32px rgba(20,45,40,.14);
  --container:1200px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.25}
p{margin:0 0 1.3em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
li{list-style:none}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(22,72,62,.28);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:70;
  padding:16px 0 14px;
  background:linear-gradient(180deg,rgba(246,243,236,.97) 0%,rgba(246,243,236,.9) 62%,rgba(246,243,236,0) 100%);
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:20px;
  height:64px;
  padding:0 18px 0 20px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:rgba(246,243,236,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:var(--sh-1);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .nav-shell{box-shadow:var(--sh-2);background:rgba(246,243,236,.94)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:none}
.brand-mark{
  width:36px;height:36px;flex:none;
  display:grid;place-items:center;
  border-radius:11px;
  background:var(--brand);
  color:#fff;
  font-weight:700;
  font-size:17px;
  letter-spacing:0;
}
.brand-name{font-size:16.5px;font-weight:700;color:var(--text);letter-spacing:.01em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--brand);background:rgba(22,72,62,.06)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:3px;
  width:18px;height:2px;border-radius:2px;
  background:var(--brand);transform:translateX(-50%);
}
.nav-cta{height:42px;padding:0 18px;font-size:14.5px}
.nav-toggle{
  display:none;
  width:44px;height:44px;flex:none;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--bg-alt)}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);transition:transform .22s ease,opacity .22s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden;opacity:0;transition:opacity .25s ease,visibility .25s ease}
.drawer.is-open{visibility:visible;opacity:1}
.drawer-mask{position:absolute;inset:0;background:rgba(16,46,41,.6)}
.drawer-panel{
  position:relative;
  background:var(--bg);
  border-radius:0 0 24px 24px;
  padding:22px 22px 28px;
  box-shadow:var(--sh-2);
  transform:translateY(-16px);
  transition:transform .28s ease;
}
.drawer.is-open .drawer-panel{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  cursor:pointer;font-size:20px;line-height:1;color:var(--text-2);
}
.drawer-links{display:grid;gap:6px;margin-bottom:20px}
.drawer-links a{
  display:block;padding:14px 16px;border-radius:14px;
  background:#fff;border:1px solid var(--line);
  color:var(--text);font-size:16px;font-weight:500;
}
.drawer-links a.is-active{color:var(--brand);border-color:rgba(22,72,62,.35);background:var(--brand-soft)}
.drawer-cta{width:100%}

/* ---------- 按钮与标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border:1px solid transparent;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:rgba(22,72,62,.08);transform:translateY(-2px)}
.btn-light{background:var(--light-text);color:var(--brand-deep)}
.btn-light:hover{background:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline-light{background:transparent;border-color:rgba(241,238,230,.5);color:var(--light-text)}
.btn-outline-light:hover{background:rgba(241,238,230,.14);transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:500;line-height:1.6;
}
.chip-amber{background:var(--amber-soft);color:var(--amber-ink)}
.chip-outline{background:transparent;border:1px solid var(--line);color:var(--text-2)}
.num-badge{
  display:inline-flex;align-items:center;justify-content:center;
  padding:2px 8px;border-radius:4px;
  background:var(--amber-soft);color:var(--amber-ink);
  font-size:12px;font-weight:700;letter-spacing:.05em;
  font-variant-numeric:tabular-nums;
}
.status{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;white-space:nowrap}
.status-soon{background:var(--brand-soft);color:var(--brand)}
.status-live{background:rgba(200,85,58,.12);color:var(--clay)}
.status-open{background:var(--amber-soft);color:var(--amber-ink)}
.text-link{position:relative;display:inline-block;color:var(--brand);font-weight:500}
.text-link::after{
  content:"";position:absolute;left:0;bottom:-2px;width:100%;height:1px;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.text-link:hover::after{transform:scaleX(1)}
.read-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.read-more .arrow{transition:transform .2s ease}
.read-more:hover .arrow{transform:translateX(3px)}

/* ---------- 板块 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.5vw,32px);display:flex;align-items:center;gap:12px}
.section-head h2::before{content:"";width:3px;height:22px;border-radius:2px;background:var(--brand);flex:none}
.section-lead{color:var(--text-2);font-size:15.5px;max-width:620px;margin-top:12px;line-height:1.8}
.section-note{font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;background:var(--brand-deep);color:var(--light-text);isolation:isolate}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.6;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(118deg,rgba(16,46,41,.94) 0%,rgba(22,72,62,.76) 52%,rgba(16,46,41,.66) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:54px;padding-bottom:76px}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(241,238,230,.7);margin-bottom:30px}
.breadcrumb a{color:rgba(241,238,230,.86)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.45}
.breadcrumb .current{color:var(--amber);font-variant-numeric:tabular-nums}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:.06em;color:rgba(241,238,230,.8)}
.hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.25;margin:18px 0 16px;color:#fff}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(241,238,230,.86);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:40px;
  padding-top:22px;border-top:1px solid rgba(241,238,230,.18);
}
.hero-stats .num-v{display:block;font-size:26px;font-weight:700;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums}
.hero-stats .num-l{font-size:13px;color:rgba(241,238,230,.66)}
.hero-panel{
  background:rgba(246,243,236,.07);
  border:1px solid rgba(241,238,230,.18);
  border-radius:var(--r-panel);
  padding:24px 24px 18px;
}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(241,238,230,.16);margin-bottom:6px}
.hero-panel-head h2{font-size:16px;color:#fff;font-weight:600}
.mini-ticket{display:grid;grid-template-columns:64px 1fr;gap:14px;padding:15px 0;border-bottom:1px dashed rgba(241,238,230,.18)}
.mini-ticket:last-of-type{border-bottom:0}
.mini-time{font-size:15px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums;line-height:1.6}
.mini-title{font-size:15.5px;color:#fff;font-weight:600;line-height:1.6}
.mini-desc{font-size:13.5px;color:rgba(241,238,230,.7);line-height:1.7}
.hero-panel-foot{padding-top:14px;border-top:1px solid rgba(241,238,230,.16)}
.hero-panel-foot a{color:var(--amber);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.hero-panel-foot a:hover{color:#fff}

/* ---------- 锚点索引条 ---------- */
.index-bar{
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;
  padding:8px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:#fff;box-shadow:var(--sh-1);
  width:fit-content;max-width:100%;margin-bottom:36px;
}
.index-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--r-pill);
  font-size:14px;color:var(--text-2);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.index-pill:hover{background:var(--bg-alt);color:var(--brand)}
.index-pill.is-active{background:var(--brand);color:#fff}
.index-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--amber)}

/* ---------- 排期卡片流 ---------- */
.schedule-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;align-items:start}
.ticket-card{
  display:grid;grid-template-columns:104px 1fr;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.ticket-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFD8D3}
.ticket-date{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  padding:22px 6px;text-align:center;
  background:linear-gradient(165deg,#16483E 0%,#123C34 100%);
  color:var(--light-text);
}
.ticket-date .d{font-size:26px;font-weight:700;line-height:1;font-variant-numeric:tabular-nums}
.ticket-date .m{font-size:12px;letter-spacing:.08em;opacity:.82}
.ticket-date .t{font-size:12.5px;margin-top:8px;color:var(--amber);font-variant-numeric:tabular-nums}
.ticket-body{padding:20px 20px 18px;border-left:1px dashed var(--line)}
.ticket-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}
.ticket-title{font-size:19px;font-weight:600;line-height:1.45}
.ticket-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--text-3);margin-bottom:10px}
.ticket-meta .sep-v{width:1px;height:12px;background:var(--line)}
.ticket-desc{
  font-size:15px;color:var(--text-2);line-height:1.78;margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.ticket-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.ft-card{
  grid-column:1 / -1;
  display:grid;grid-template-columns:1.12fr .88fr;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.ft-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFD8D3}
.ft-media{position:relative;min-height:300px}
.ft-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.ft-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,46,41,.35) 0%,rgba(16,46,41,0) 60%)}
.ft-tag{position:absolute;left:18px;top:18px;z-index:2}
.ft-body{padding:30px 30px 26px;display:flex;flex-direction:column;justify-content:center}
.ft-body .ticket-title{font-size:23px}
.ft-body .ticket-desc{-webkit-line-clamp:3;font-size:15.5px}
.ft-facts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:4px 0 20px}
.ft-fact{background:var(--bg-alt);border-radius:12px;padding:12px 14px}
.ft-fact .k{font-size:12.5px;color:var(--text-3);display:block;margin-bottom:2px}
.ft-fact .v{font-size:15px;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums}

/* ---------- 提醒服务 ---------- */
.remind-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.steps{display:grid;gap:16px;margin-bottom:32px}
.step{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:20px;background:var(--card);border:1px solid var(--line);border-radius:14px;transition:box-shadow .25s ease,transform .25s ease}
.step:hover{box-shadow:var(--sh-1);transform:translateY(-2px)}
.step-idx{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--amber-soft);color:var(--amber-ink);font-weight:700;font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{font-size:15px;color:var(--text-2);line-height:1.78;margin:0}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-panel);padding:26px}
.form-row{margin-bottom:18px}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text)}
.form-input{
  width:100%;height:46px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-input::placeholder{color:var(--text-3)}
.form-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(22,72,62,.2)}
.form-input.is-error{border-color:var(--clay);box-shadow:0 0 0 3px rgba(200,85,58,.16)}
.check-group{display:flex;flex-wrap:wrap;gap:10px}
.check-item{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:#fff;font-size:14px;color:var(--text-2);cursor:pointer;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.check-item:hover{border-color:rgba(22,72,62,.35);color:var(--brand)}
.check-item input{accent-color:var(--brand)}
.form-hint{font-size:13px;color:var(--text-3);margin-top:10px;line-height:1.7}
.form-msg{display:none;margin-top:16px;padding:12px 16px;border-radius:12px;font-size:14px;line-height:1.7}
.form-msg.is-success{display:block;background:var(--brand-soft);color:var(--brand)}
.form-msg.is-error{display:block;background:rgba(200,85,58,.1);color:var(--clay)}
.remind-aside{display:grid;gap:18px}
.aside-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--bg-alt)}
.aside-media img{width:100%;height:230px;object-fit:cover}
.aside-note{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:22px}
.aside-note h3{font-size:17px;margin-bottom:10px}
.aside-note p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin:0}
.img-fallback{background:var(--bg-alt);border:1px solid var(--brand);color:var(--brand)}

/* ---------- 提示与图例 ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:14px;
  background:var(--amber-soft);border:1px solid rgba(227,160,60,.32);
  color:#7A5312;font-size:15px;line-height:1.78;
  margin-top:32px;
}
.notice-icon{
  flex:none;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;background:var(--amber);color:#fff;
  font-weight:700;font-size:14px;line-height:1;
}
.legend{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:20px;font-size:13.5px;color:var(--text-3)}
.legend .status{cursor:default}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-left:1px solid var(--line);
  border-radius:12px;
  padding:0 22px;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{box-shadow:var(--sh-1);border-left:3px solid var(--brand)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:17px;font-weight:600;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:none;font-size:20px;font-weight:400;color:var(--text-3);line-height:1;transition:color .2s ease}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] summary::after{content:"−";color:var(--brand)}
.faq-answer{padding:0 0 20px;font-size:15.5px;color:var(--text-2);line-height:1.8}
.faq-answer p{margin:0}

/* ---------- CTA 深色条 ---------- */
.cta-band{
  background:var(--brand-deep);
  color:var(--light-text);
  border-radius:var(--r-panel);
  padding:52px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.3vw,30px);color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(241,238,230,.78);font-size:15.5px;line-height:1.8;margin:0;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:var(--light-text);padding-top:72px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.site-footer .brand-mark{background:#16483E;border:1px solid rgba(227,160,60,.42);color:#F6F3EC}
.site-footer .brand-name{color:#fff}
.footer-col p{font-size:14.5px;color:rgba(241,238,230,.72);line-height:1.8;margin:0;max-width:340px}
.footer-col h4{font-size:14px;letter-spacing:.12em;color:rgba(241,238,230,.6);margin-bottom:18px;font-weight:600}
.footer-col ul{display:grid;gap:12px}
.footer-col a{font-size:15px;color:rgba(241,238,230,.82);transition:color .2s ease}
.footer-col a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(241,238,230,.14);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(241,238,230,.62);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 32px}
}
@media (max-width:1024px){
  .section{padding:64px 0}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-panel{max-width:640px}
  .remind-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:40px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .ft-card{grid-template-columns:1fr}
  .ft-media{min-height:220px;position:relative}
  .ft-body{padding:24px 22px}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.8}
  .container{padding:0 20px}
  .section{padding:40px 0}
  .hero-inner{padding-top:38px;padding-bottom:52px}
  .index-bar{width:100%;flex-wrap:nowrap;overflow-x:auto;border-radius:20px;scrollbar-width:none}
  .index-bar::-webkit-scrollbar{display:none}
  .schedule-grid{grid-template-columns:1fr;gap:18px}
  .ticket-card{grid-template-columns:88px 1fr}
  .ticket-date .d{font-size:22px}
  .ticket-body{padding:18px 16px 16px}
  .ticket-title{font-size:17.5px}
  .ft-body .ticket-title{font-size:20px}
  .ft-facts{grid-template-columns:1fr}
  .section-head{margin-bottom:28px}
  .hero-stats{gap:26px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .faq-item{padding:0 16px}
  .faq-item summary{font-size:16px}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .cta-band{padding:28px 22px}
  .hero-stats{gap:20px 28px}
  .hero-stats li{min-width:84px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}