/* roulang page: index */
:root{
  --coral:#F05A3C;
  --coral-soft:rgba(240,90,60,.12);
  --teal:#0E6B62;
  --ink:#102B2A;
  --sand:#F2B84B;
  --paper:#F7F3EA;
  --salt:#E8F0EB;
  --panel:#FFFFFF;
  --text:#152523;
  --muted:#6A7A75;
  --line:rgba(16,43,42,.10);
  --shadow-sm:0 6px 18px rgba(16,43,42,.06);
  --shadow:0 14px 36px rgba(16,43,42,.08);
  --shadow-lg:0 24px 52px rgba(16,43,42,.16);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --grad:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid rgba(14,107,98,.5);outline-offset:3px;border-radius:10px}
::selection{background:rgba(240,90,60,.22)}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 0;transition:padding .25s ease}
.site-header.is-stuck{padding:8px 0 0}
.nav-card{
  display:flex;align-items:center;flex-wrap:wrap;gap:14px;
  background:rgba(247,243,234,.95);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 14px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(12px);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck .nav-card{box-shadow:0 12px 30px rgba(16,43,42,.14)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  font-size:11.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:var(--grad);padding:5px 10px;border-radius:999px;
}
.brand-text{font-weight:800;font-size:17px;color:var(--ink);white-space:nowrap;letter-spacing:.01em}
.nav-items{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:12px;
  font-size:14px;font-weight:600;color:#3a4a46;
  border:1px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
  white-space:nowrap;
}
.nav-item svg{width:16px;height:16px;flex:0 0 auto}
.nav-item:hover{background:#fff;border-color:var(--line);color:var(--teal);transform:translateY(-1px)}
.nav-item.active{background:var(--coral-soft);border-color:rgba(240,90,60,.26);color:var(--coral)}
.nav-cta{margin-left:10px}
.mobile-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);margin-left:auto;
  transition:background .2s ease,transform .2s ease;
}
.mobile-toggle:hover{background:var(--salt)}
.nav-drawer{
  display:none;width:100%;
  grid-template-columns:1fr 1fr;gap:8px;
  padding-top:12px;margin-top:2px;border-top:1px solid var(--line);
}
.nav-drawer.open{display:grid}
.drawer-item{
  display:flex;align-items:center;gap:8px;
  padding:12px 14px;border-radius:12px;background:#fff;
  border:1px solid var(--line);font-size:14px;font-weight:600;color:#3a4a46;
  transition:background .2s ease,color .2s ease;
}
.drawer-item svg{width:16px;height:16px;flex:0 0 auto}
.drawer-item:hover,.drawer-item.active{background:var(--coral-soft);color:var(--coral);border-color:rgba(240,90,60,.24)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;text-align:center;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,filter .22s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(240,90,60,.26)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(240,90,60,.34);filter:brightness(1.05)}
.btn-ghost{background:transparent;border-color:rgba(247,243,234,.38);color:#F7F3EA}
.btn-ghost:hover{background:rgba(247,243,234,.14);transform:translateY(-2px)}
.btn-outline{border-color:rgba(16,43,42,.28);color:var(--ink);background:transparent}
.btn-outline:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px)}
.btn-light{background:var(--paper);color:var(--ink);box-shadow:0 10px 24px rgba(16,43,42,.22)}
.btn-light:hover{background:#fff;transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:13.5px}

/* ===== 徽章 / 标签 ===== */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.01em;
}
.badge-dark{background:rgba(247,243,234,.12);color:#F7F3EA;border:1px solid rgba(247,243,234,.2)}
.badge-sand{background:rgba(242,184,75,.9);color:#3a2c05}
.badge-coral{background:var(--coral-soft);color:var(--coral);border:1px solid rgba(240,90,60,.22)}
.badge-teal{background:rgba(14,107,98,.10);color:var(--teal);border:1px solid rgba(14,107,98,.18)}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:600;
  border:1px solid var(--line);background:#fff;color:#3a4a46;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);transform:translateY(-1px)}
.chip-soft{background:var(--salt);color:var(--teal);border-color:rgba(14,107,98,.16)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#F7F3EA;border-radius:0 0 30px 30px}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.6;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(16,43,42,.97) 0%,rgba(16,43,42,.88) 44%,rgba(16,43,42,.55) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(247,243,234,.05) 0 1px,transparent 1px 30px);
  opacity:.5;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:44px;align-items:center;
  min-height:620px;padding-top:72px;padding-bottom:68px;
}
.hero-copy{max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--sand);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--sand);border-radius:2px}
.hero-title{
  font-size:clamp(2.2rem,4.2vw,4rem);
  line-height:1.16;font-weight:800;letter-spacing:-.01em;
  margin-top:18px;color:#F7F3EA;
}
.hero-title .accent{color:var(--sand)}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:rgba(247,243,234,.82);max-width:580px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}
.hero-poster{justify-self:end;width:100%;max-width:316px;transform:rotate(-2deg)}
.poster-frame{position:relative;aspect-ratio:2/3;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg);background:var(--ink)}
.poster-frame img{width:100%;height:100%;object-fit:cover}
.poster-frame .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,43,42,0) 30%,rgba(16,43,42,.9) 100%)}
.poster-frame .rank{position:absolute;top:14px;left:14px}
.poster-frame .foot{position:absolute;left:0;right:0;bottom:0;padding:18px}
.poster-frame .foot .name{font-size:16px;font-weight:700;color:#F7F3EA;line-height:1.4}
.poster-frame .foot .meta{font-size:12.5px;color:rgba(247,243,234,.72);margin-top:4px}

/* ===== 板块 ===== */
.section{padding:80px 0}
.section-alt{background:var(--salt)}
.section-dark{background:var(--ink);color:var(--paper)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:34px;flex-wrap:wrap}
.section-title{font-size:clamp(1.55rem,2.6vw,2.15rem);font-weight:700;letter-spacing:-.01em;line-height:1.3}
.section-sub{font-size:15px;color:var(--muted);max-width:520px;margin-top:8px}
.section-head .eyebrow{color:var(--coral)}
.section-head .eyebrow::before{background:var(--coral)}
.head-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--teal);transition:gap .2s ease,color .2s ease}
.link-more:hover{gap:10px;color:var(--coral)}

/* ===== 横滑片库 ===== */
.track{
  display:flex;gap:20px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-bottom:12px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.track::-webkit-scrollbar{display:none}
.poster-card{
  position:relative;flex:0 0 238px;scroll-snap-align:start;
  aspect-ratio:2/3;border-radius:18px;overflow:hidden;
  background:var(--ink);box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.poster-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.poster-card img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.poster-card:hover img{transform:scale(1.04)}
.poster-card .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,43,42,.02) 32%,rgba(16,43,42,.9) 100%)}
.poster-card .tag{position:absolute;top:12px;left:12px}
.poster-card .body{position:absolute;left:0;right:0;bottom:0;padding:16px}
.poster-card .name{
  font-size:15px;font-weight:700;color:#F7F3EA;line-height:1.42;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .22s ease;
}
.poster-card:hover .name{color:var(--sand)}
.poster-card .sub{font-size:12.5px;color:rgba(247,243,234,.72);margin-top:5px}

/* ===== 热播推荐 ===== */
.hot-grid{display:grid;grid-template-columns:7fr 5fr;gap:26px;align-items:stretch}
.feature-card{
  position:relative;display:flex;align-items:flex-end;
  min-height:440px;border-radius:var(--r-lg);overflow:hidden;
  background:var(--ink);box-shadow:var(--shadow);
}
.feature-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feature-card:hover img{transform:scale(1.04)}
.feature-card .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,43,42,.05) 26%,rgba(16,43,42,.92) 100%)}
.feature-card .content{position:relative;z-index:2;padding:30px 32px;width:100%}
.feature-card .title{font-size:clamp(1.4rem,2.2vw,1.85rem);font-weight:700;color:#F7F3EA;margin-top:12px;line-height:1.35}
.feature-card .desc{font-size:14.5px;color:rgba(247,243,234,.8);margin-top:10px;max-width:520px}
.feature-card .cta{margin-top:20px}
.ranking{
  display:flex;flex-direction:column;justify-content:center;gap:4px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 22px;box-shadow:var(--shadow-sm);
}
.ranking-head{display:flex;align-items:center;justify-content:space-between;padding:0 6px 12px;border-bottom:1px solid var(--line);margin-bottom:8px}
.ranking-head .t{font-size:15px;font-weight:700;color:var(--ink)}
.rank-row{
  display:flex;align-items:center;gap:14px;
  padding:13px 8px;border-radius:14px;
  transition:background .2s ease,transform .2s ease;
}
.rank-row:hover{background:var(--salt);transform:translateX(3px)}
.rank-num{
  flex:0 0 auto;width:34px;font-size:20px;font-weight:800;
  color:var(--coral);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.rank-main{flex:1;min-width:0}
.rank-name{font-size:15px;font-weight:700;color:var(--ink);line-height:1.4}
.rank-meta{font-size:12.5px;color:var(--muted);margin-top:2px}
.rank-row .badge{flex:0 0 auto}

/* ===== 片单马赛克 ===== */
.mosaic{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(2,224px);gap:20px}
.tile{
  position:relative;overflow:hidden;border-radius:20px;
  background:var(--ink);box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.tile:hover img{transform:scale(1.05)}
.tile .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,43,42,.05) 30%,rgba(16,43,42,.9) 100%)}
.tile .content{position:absolute;left:0;right:0;bottom:0;padding:20px 22px}
.tile .name{font-size:17px;font-weight:700;color:#F7F3EA;line-height:1.4}
.tile .desc{font-size:13px;color:rgba(247,243,234,.75);margin-top:6px}
.tile .arrow{position:absolute;top:18px;right:18px;width:34px;height:34px;border-radius:999px;background:rgba(247,243,234,.16);display:flex;align-items:center;justify-content:center;color:#F7F3EA;transition:background .2s ease,transform .2s ease}
.tile:hover .arrow{background:var(--coral);transform:translateX(2px)}
.mosaic-a{grid-column:1/3;grid-row:1/3}
.mosaic-b{grid-column:3/5;grid-row:1/2}
.mosaic-c{grid-column:3/4;grid-row:2/3}
.mosaic-d{grid-column:4/5;grid-row:2/3}

/* ===== 资讯列表 ===== */
.news-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.news-card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,107,98,.22)}
.news-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.news-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-title{font-size:17.5px;font-weight:700;line-height:1.5;color:var(--ink)}
.news-desc{
  font-size:14.5px;color:var(--muted);margin-top:10px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;font-weight:600;color:var(--teal)}
.news-card:hover .news-more{color:var(--coral)}
.empty-state{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  padding:44px 24px;border-radius:var(--r-md);
  border:1px dashed rgba(16,43,42,.24);background:rgba(255,255,255,.6);
  color:var(--muted);font-size:15px;
}
.empty-state svg{width:30px;height:30px;color:var(--teal);opacity:.7}

/* ===== FAQ ===== */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;border-left:3px solid transparent;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{box-shadow:var(--shadow-sm)}
.faq-item[open]{border-left-color:var(--coral);box-shadow:var(--shadow-sm)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;cursor:pointer;list-style:none;
  font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;
  width:26px;height:26px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:var(--salt);color:var(--teal);
  font-size:17px;font-weight:700;line-height:1;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--coral);color:#fff;transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ===== CTA 面板 ===== */
.cta-panel{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding:46px 48px;border-radius:26px;
  background:var(--grad);color:#fff;
  box-shadow:0 24px 52px rgba(14,107,98,.24);
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.09) 0 1px,transparent 1px 26px);
  opacity:.55;
}
.cta-panel .text{position:relative;z-index:2;max-width:640px}
.cta-panel .title{font-size:clamp(1.4rem,2.4vw,1.95rem);font-weight:800;line-height:1.35}
.cta-panel .sub{font-size:15px;color:rgba(255,255,255,.86);margin-top:10px}
.cta-panel .actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ===== 页脚 ===== */
.footer{background:var(--ink);color:rgba(247,243,234,.76);padding:66px 0 26px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.footer .brand-mark{background:rgba(247,243,234,.14);color:#F7F3EA}
.footer .brand-text{color:#F7F3EA}
.footer-desc{font-size:14.5px;line-height:1.85;margin-top:16px;max-width:360px;color:rgba(247,243,234,.66)}
.footer-title{font-size:14px;font-weight:700;color:#F7F3EA;letter-spacing:.06em;margin-bottom:16px}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14.5px;color:rgba(247,243,234,.72);transition:color .2s ease,padding-left .2s ease}
.footer-list a:hover{color:var(--sand);padding-left:4px}
.footer-meta{font-size:14px;line-height:1.9;color:rgba(247,243,234,.66)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(247,243,234,.14);
  font-size:13px;color:rgba(247,243,234,.56);
}
.to-top{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:999px;
  border:1px solid rgba(247,243,234,.24);color:rgba(247,243,234,.86);
  font-size:13px;transition:background .2s ease,transform .2s ease;
}
.to-top:hover{background:rgba(247,243,234,.12);transform:translateY(-2px)}

/* ===== 响应式 ===== */
@media (max-width:1120px){
  .nav-item{padding:8px 10px;font-size:13.5px}
}
@media (max-width:1024px){
  .nav-items{display:none}
  .mobile-toggle{display:inline-flex}
  .nav-cta{margin-left:auto}
  .hero-inner{grid-template-columns:1fr;gap:36px;min-height:auto;padding-top:56px;padding-bottom:56px}
  .hero-poster{justify-self:start;max-width:260px;transform:rotate(-1.5deg)}
  .hot-grid{grid-template-columns:1fr}
  .feature-card{min-height:360px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:860px){
  .section{padding:60px 0}
  .news-list{grid-template-columns:1fr}
  .mosaic{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .mosaic-a{grid-column:1/3;grid-row:auto;aspect-ratio:16/10}
  .mosaic-b{grid-column:1/3;grid-row:auto;aspect-ratio:16/8}
  .mosaic-c,.mosaic-d{grid-column:span 1;grid-row:auto;aspect-ratio:1/1}
  .cta-panel{padding:34px 28px}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding:0 20px}
  .brand-text{font-size:15px}
  .hero-title{font-size:clamp(1.95rem,7.4vw,2.4rem)}
  .hero-sub{font-size:15.5px}
  .btn{height:46px;padding:0 20px;font-size:14.5px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 auto}
  .section{padding:52px 0}
  .section-head{margin-bottom:26px}
  .poster-card{flex:0 0 158px}
  .news-card{padding:20px}
  .ranking{padding:16px}
  .rank-row{gap:10px;padding:11px 6px}
  .rank-num{width:28px;font-size:18px}
  .footer{padding:48px 0 22px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .faq-item summary{font-size:15.5px;padding:16px 18px}
  .faq-body{padding:0 18px 18px;font-size:14.5px}
  .mosaic-c,.mosaic-d{grid-column:1/3;aspect-ratio:16/9}
  .cta-panel .actions{width:100%}
  .cta-panel .actions .btn{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --coral:#F05A3C;
  --coral-soft:rgba(240,90,60,.12);
  --teal:#0E6B62;
  --ink-green:#102B2A;
  --deep:#0B2422;
  --gold:#F2B84B;
  --paper:#F7F3EA;
  --salt:#E8F0EB;
  --white:#FFFFFF;
  --ink:#152523;
  --muted:#6A7A75;
  --line:rgba(16,43,42,.10);
  --grad:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);
  --shadow:0 14px 36px rgba(16,43,42,.08);
  --shadow-hover:0 22px 48px rgba(16,43,42,.16);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --ease:cubic-bezier(.2,.6,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body.page-article{
  margin:0;padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
.page-article a{color:inherit;text-decoration:none}
.page-article img{display:block;max-width:100%;height:auto}
.page-article button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.page-article ul,.page-article ol{list-style:none;margin:0;padding:0}
.page-article p{margin:0}
.page-article h1,.page-article h2,.page-article h3,.page-article h4{margin:0;font-weight:700;line-height:1.35}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
@media(max-width:640px){.container{padding:0 20px}}

a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(14,107,98,.55);outline-offset:3px;border-radius:999px;
}

/* ============ 全站按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease);
}
.btn svg{width:16px;height:16px;flex:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(240,90,60,.26)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(240,90,60,.30)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(240,90,60,.24)}
.btn-ghost{background:transparent;color:var(--ink-green);border:1.5px solid rgba(14,107,98,.32)}
.btn-ghost:hover{background:rgba(14,107,98,.08);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-soft{background:var(--salt);color:var(--ink-green)}
.btn-soft:hover{background:#DCE9E3;transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* ============ 卡片化导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  padding:14px 0;
  background:linear-gradient(180deg,rgba(247,243,234,.97) 0%,rgba(247,243,234,.82) 100%);
  backdrop-filter:blur(12px);
  transition:padding .25s var(--ease);
}
.nav-shell{
  display:flex;align-items:center;gap:18px;
  background:#FFFDF8;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow);
  padding:10px 16px;
  transition:padding .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-compact{padding:7px 0}
.site-header.is-compact .nav-shell{padding:6px 14px;box-shadow:0 18px 42px rgba(16,43,42,.15)}
.brand{display:inline-flex;align-items:baseline;gap:7px;flex:none}
.brand-mark{
  font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:lowercase;
  color:var(--coral);padding:2px 7px;border-radius:999px;background:var(--coral-soft);
  transform:translateY(-2px);
}
.brand-text{font-size:17.5px;font-weight:800;color:var(--ink-green);letter-spacing:.01em}
.nav-items{display:flex;align-items:center;gap:3px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.nav-items::-webkit-scrollbar{display:none}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 13px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-item svg{width:17px;height:17px;flex:none}
.nav-item:hover{background:var(--salt);color:var(--ink-green);transform:translateY(-1px)}
.nav-item.active{background:var(--coral-soft);color:var(--coral)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink-green);
  transition:background-color .2s var(--ease);
}
.nav-toggle:hover{background:var(--salt)}
.nav-toggle svg{width:20px;height:20px}
.nav-drawer{
  display:none;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;
  margin-top:10px;padding:14px;background:#FFFDF8;
  border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);
}
.nav-drawer.is-open{display:grid}
.drawer-item{
  display:flex;align-items:center;gap:9px;padding:12px 14px;border-radius:14px;
  background:var(--salt);font-size:14px;font-weight:600;color:var(--ink-green);
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.drawer-item svg{width:18px;height:18px;color:var(--teal);flex:none}
.drawer-item:hover{background:var(--coral-soft);color:var(--coral)}
@media(max-width:1024px){
  .nav-items{display:none}
  .nav-toggle{display:inline-flex}
}
@media(min-width:1025px){.nav-drawer{display:none!important}}
@media(max-width:520px){
  .nav-shell{padding:8px 12px;gap:10px}
  .brand-text{font-size:15.5px}
  .nav-actions .btn{padding:0 16px;font-size:14px;min-height:42px}
}

/* ============ 文章头部 ============ */
.article-head{padding:34px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumbs a{transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--teal)}
.crumbs .sep{opacity:.45}
.crumbs .current{color:var(--coral);font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  background:rgba(14,107,98,.10);color:var(--teal);
}
.tag-coral{background:var(--coral-soft);color:var(--coral)}
.tag-gold{background:rgba(242,184,75,.20);color:#8A6212}
.article-title{
  font-size:clamp(1.9rem,3.4vw,2.9rem);
  line-height:1.32;font-weight:800;letter-spacing:-.01em;
  color:var(--ink-green);margin:16px 0 18px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13.5px;color:var(--muted)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta svg{width:15px;height:15px;color:var(--teal);flex:none}
.article-cover{
  margin:26px 0 0;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:16/9;background:var(--salt);
}
.article-cover img{width:100%;height:100%;object-fit:cover}
@media(max-width:640px){
  .article-head{padding:24px 0 0}
  .article-cover{aspect-ratio:4/3;border-radius:18px}
}

/* ============ 正文布局 ============ */
.article-section{padding:40px 0 76px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:36px;align-items:start}
.article-main{min-width:0}
@media(max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:30px}
}

.article-body{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  padding:36px 40px 40px;
  font-size:17.5px;line-height:1.9;color:#1D312E;
  max-width:100%;
}
.article-body > *:first-child{margin-top:0}
.article-body > *:last-child{margin-bottom:0}
.article-body p{margin:0 0 18px}
.article-body h2{
  font-size:26px;font-weight:800;line-height:1.4;color:var(--ink-green);
  margin:42px 0 16px;padding-left:14px;border-left:4px solid var(--coral);border-radius:2px;
  scroll-margin-top:110px;
}
.article-body h3{
  font-size:20px;font-weight:700;color:var(--ink-green);
  margin:30px 0 12px;scroll-margin-top:110px;
}
.article-body h4{font-size:17px;font-weight:700;color:var(--teal);margin:22px 0 10px}
.article-body ul{list-style:disc;padding-left:24px;margin:0 0 18px}
.article-body ol{list-style:decimal;padding-left:24px;margin:0 0 18px}
.article-body li{margin:0 0 10px}
.article-body li::marker{color:var(--coral)}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;
  background:var(--salt);border-left:4px solid var(--teal);
  border-radius:14px;color:#24403B;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{color:var(--teal);text-decoration:underline;text-underline-offset:3px;font-weight:600}
.article-body a:hover{color:var(--coral)}
.article-body img{border-radius:18px;margin:24px 0;border:1px solid var(--line)}
.article-body strong{color:var(--ink-green);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.article-body table{
  display:block;width:100%;max-width:100%;overflow-x:auto;
  border-collapse:collapse;margin:24px 0;font-size:15px;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;white-space:nowrap}
.article-body th{background:var(--salt);color:var(--ink-green);font-weight:700}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px}
@media(max-width:640px){
  .article-body{padding:24px 20px 28px;font-size:16.5px;line-height:1.9;border-radius:18px}
  .article-body h2{font-size:21px;margin-top:32px}
  .article-body h3{font-size:18px}
}

/* 空态 */
.empty-card{
  background:var(--white);border:1px dashed rgba(16,43,42,.22);
  border-radius:var(--r-lg);padding:52px 28px;text-align:center;box-shadow:var(--shadow);
}
.empty-card svg{width:46px;height:46px;margin:0 auto 16px;color:var(--teal);opacity:.65}
.empty-card h2{font-size:20px;color:var(--ink-green);margin-bottom:10px}
.empty-card p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* ============ 侧栏 ============ */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:104px}
@media(max-width:1024px){.sidebar{position:static}}
.side-card{
  background:var(--white);border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--shadow);padding:20px;
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:800;color:var(--ink-green);margin-bottom:14px;
}
.side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--coral)}
.toc{display:flex;flex-direction:column;gap:2px;max-height:340px;overflow:auto}
.toc-link{
  display:block;padding:7px 10px;border-radius:10px;
  font-size:14px;color:var(--muted);line-height:1.6;
  border-left:2px solid transparent;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.toc-link.is-sub{padding-left:22px;font-size:13.5px}
.toc-link:hover{background:var(--salt);color:var(--ink-green);border-left-color:var(--coral)}
.toc-empty{font-size:13.5px;color:var(--muted);margin:0}
.side-list{display:flex;flex-direction:column;gap:10px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--muted);padding:8px 10px;border-radius:12px;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.side-list a:hover{background:var(--salt);color:var(--teal)}
.side-list svg{width:14px;height:14px;flex:none;opacity:.7}
.side-meta{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--muted)}
.side-meta div{display:flex;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px dashed var(--line)}
.side-meta div:last-child{border-bottom:0;padding-bottom:0}
.side-meta strong{color:var(--ink-green);font-weight:700}
.side-actions{display:flex;flex-direction:column;gap:10px;margin-top:16px}

/* ============ 相关推荐 ============ */
.related-block{margin-top:34px}
.block-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:18px}
.block-head h2{font-size:23px;font-weight:800;color:var(--ink-green)}
.block-head p{font-size:14px;color:var(--muted);margin-top:6px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--teal)}
.link-more svg{width:15px;height:15px;transition:transform .2s var(--ease)}
.link-more:hover{color:var(--coral)}
.link-more:hover svg{transform:translateX(3px)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
@media(max-width:900px){.related-grid{grid-template-columns:1fr}}
.related-card{
  display:flex;align-items:center;gap:14px;
  background:var(--white);border:1px solid var(--line);border-radius:18px;
  padding:12px;box-shadow:0 6px 18px rgba(16,43,42,.05);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(240,90,60,.28)}
.related-card img{width:92px;height:70px;object-fit:cover;border-radius:12px;flex:none}
.related-card .rc-body{min-width:0}
.related-card h3{font-size:15px;font-weight:700;color:var(--ink-green);line-height:1.5;margin-bottom:6px}
.related-card:hover h3{color:var(--coral)}
.related-card .rc-meta{font-size:12.5px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}

/* ============ 底部 CTA ============ */
.cta-block{padding:0 0 76px}
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--grad);border-radius:28px;
  padding:44px 48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 26px 60px rgba(16,43,42,.22);
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 88% 12%,rgba(255,255,255,.20) 0%,transparent 42%),
    repeating-linear-gradient(115deg,rgba(255,255,255,.07) 0 1px,transparent 1px 18px);
  opacity:.85;
}
.cta-panel > *{position:relative;z-index:1}
.cta-panel h2{font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:800;line-height:1.4;margin-bottom:8px}
.cta-panel p{font-size:15px;color:rgba(255,255,255,.88);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-actions .btn-light{background:#FFFDF8;color:var(--ink-green)}
.cta-actions .btn-light:hover{background:#fff;transform:translateY(-2px)}
.cta-actions .btn-outline{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.6)}
.cta-actions .btn-outline:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}
@media(max-width:768px){
  .cta-panel{padding:30px 24px;border-radius:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
}

/* ============ 页脚 ============ */
.footer{background:var(--deep);color:#E9F1EC;padding:60px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr;gap:28px}}
.footer .brand{display:inline-flex;align-items:baseline;gap:7px}
.footer .brand-mark{background:rgba(242,184,75,.16);color:var(--gold)}
.footer .brand-text{color:#F7F3EA;font-size:17.5px}
.footer-desc{color:rgba(233,241,236,.70);font-size:14.5px;line-height:1.9;margin:14px 0 0;max-width:430px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin:0 0 14px}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-list a{color:rgba(233,241,236,.70);font-size:14.5px;transition:color .2s var(--ease)}
.footer-list a:hover{color:var(--gold)}
.footer-meta{font-size:13px;line-height:1.9;color:rgba(233,241,236,.55);margin:0}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(233,241,236,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(233,241,236,.58);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:rgba(233,241,236,.82);transition:color .2s var(--ease)}
.to-top:hover{color:var(--gold)}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
    --coral:#F05A3C;
    --coral-soft:#FDECE7;
    --teal:#0E6B62;
    --ink-green:#102B2A;
    --gold:#F2B84B;
    --paper:#F7F3EA;
    --salt:#E8F0EB;
    --white:#FFFFFF;
    --panel:#FFFDF9;
    --ink:#152523;
    --body:#41534E;
    --muted:#6A7A75;
    --line:rgba(16,43,42,.10);
    --r-lg:24px;
    --r-md:18px;
    --r-sm:14px;
    --shadow:0 14px 36px rgba(16,43,42,.08);
    --shadow-hover:0 22px 48px rgba(16,43,42,.14);
    --grad:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,"Segoe UI",sans-serif;
    background:var(--paper);
    color:var(--ink);
    font-size:16.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p,figure,dl,dd{margin:0}
  :focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px}
  .hero :focus-visible,.cta-panel :focus-visible,.footer :focus-visible{outline-color:var(--gold)}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
  .section{padding:72px 0}
  .section-alt{background:var(--salt)}

  /* ============ 顶部卡片化导航 ============ */
  .site-header{position:sticky;top:0;z-index:80;padding:14px 0;transition:padding .25s ease}
  .site-header.scrolled{padding:8px 0}
  .nav-shell{
    display:flex;align-items:center;gap:16px;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--shadow);
    padding:10px 14px;
    transition:box-shadow .25s ease;
  }
  .site-header.scrolled .nav-shell{box-shadow:0 18px 42px rgba(16,43,42,.16)}
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    font-size:11.5px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
    color:#fff;background:var(--ink-green);padding:5px 9px;border-radius:8px;
  }
  .brand-text{font-size:17px;font-weight:800;color:var(--ink-green);letter-spacing:.01em}
  .nav-items{display:flex;align-items:center;gap:4px;margin-left:auto}
  .nav-item{
    display:inline-flex;align-items:center;gap:7px;
    padding:9px 12px;border-radius:12px;
    font-size:14px;font-weight:600;color:#3A4C48;
    border:1px solid transparent;white-space:nowrap;
    transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
  }
  .nav-item svg{width:16px;height:16px;flex:none}
  .nav-item:hover{background:var(--salt);color:var(--ink-green);border-color:var(--line);transform:translateY(-1px)}
  .nav-item:active{transform:translateY(1px)}
  .nav-item.active{background:var(--coral-soft);color:var(--coral);border-color:rgba(240,90,60,.26)}
  .nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .menu-toggle{
    display:none;width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:#fff;
    align-items:center;justify-content:center;
    transition:background .22s ease,border-color .22s ease;
  }
  .menu-toggle:hover{background:var(--salt);border-color:rgba(14,107,98,.28)}
  .menu-toggle svg{width:20px;height:20px}
  .nav-drawer{max-height:0;overflow:hidden;transition:max-height .3s ease}
  .nav-drawer.open{max-height:560px}
  .nav-drawer-inner{
    margin-top:10px;padding:12px;
    background:var(--panel);border:1px solid var(--line);
    border-radius:20px;box-shadow:var(--shadow);
    display:grid;grid-template-columns:1fr 1fr;gap:8px;
  }
  .nav-drawer .nav-item{
    width:100%;justify-content:flex-start;background:#FBF8F2;
    border:1px solid var(--line);padding:12px 12px;font-size:13.5px;
  }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 26px;border-radius:999px;
    font-size:15px;font-weight:600;letter-spacing:.01em;
    transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  }
  .btn svg{width:16px;height:16px;flex:none}
  .btn-sm{height:42px;padding:0 18px;font-size:14px}
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(240,90,60,.26)}
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(240,90,60,.32)}
  .btn-primary:active{transform:translateY(1px)}
  .btn-outline{border:1.5px solid var(--teal);color:var(--teal);background:transparent}
  .btn-outline:hover{background:rgba(14,107,98,.08);transform:translateY(-2px)}
  .btn-outline:active{transform:translateY(1px)}
  .btn-light{background:#fff;color:var(--ink-green);box-shadow:0 10px 24px rgba(0,0,0,.16)}
  .btn-light:hover{transform:translateY(-2px);color:var(--coral)}
  .btn-ghost-light{border:1.5px solid rgba(255,255,255,.6);color:#fff}
  .btn-ghost-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
  .btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

  /* ============ 徽章 / 标签 ============ */
  .tag{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    font-size:12.5px;font-weight:600;
  }
  .tag-gold{background:rgba(242,184,75,.18);color:#F7CE78;border:1px solid rgba(242,184,75,.36)}
  .tag-teal{background:rgba(14,107,98,.10);color:var(--teal);border:1px solid rgba(14,107,98,.20)}
  .tag-soft{background:#F3EEE3;color:#6E6350;border:1px solid var(--line)}
  .badge-num{font-variant-numeric:tabular-nums;font-weight:700}

  /* ============ Hero ============ */
  .hero{position:relative;background:var(--ink-green);color:#fff;overflow:hidden}
  .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.45;transform:scale(1.02)}
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(100deg,rgba(16,43,42,.97) 0%,rgba(16,43,42,.9) 46%,rgba(16,43,42,.6) 100%);
  }
  .hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(circle at 82% 22%,rgba(242,184,75,.16),transparent 46%),
                     repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 2px,transparent 2px 22px);
    opacity:.9;
  }
  .hero-inner{
    position:relative;z-index:3;
    display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;
    padding:44px 0 58px;min-height:400px;
  }
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px}
  .breadcrumb a{transition:color .2s ease}
  .breadcrumb a:hover{color:#fff}
  .breadcrumb .sep{opacity:.5}
  .breadcrumb .current{color:var(--gold);font-weight:600}
  .hero h1{
    font-size:clamp(2.2rem,4.2vw,3.5rem);
    font-weight:800;line-height:1.2;letter-spacing:-.01em;margin-top:16px;
  }
  .hero h1 .hl{color:var(--gold);display:inline-block}
  .hero-sub{margin-top:16px;max-width:580px;font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.82)}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

  .entry-card{
    background:var(--panel);color:var(--ink);
    border-radius:var(--r-lg);overflow:hidden;
    border:1px solid rgba(255,255,255,.5);
    box-shadow:0 26px 60px rgba(0,0,0,.3);
  }
  .entry-card figure{position:relative;overflow:hidden}
  .entry-card img{width:100%;height:148px;object-fit:cover;transition:transform .3s ease}
  .entry-card:hover img{transform:scale(1.04)}
  .entry-card figure .tag{position:absolute;left:14px;top:14px;backdrop-filter:none;background:rgba(16,43,42,.82);color:#fff;border:1px solid rgba(255,255,255,.24)}
  .entry-card-body{padding:20px 22px 24px}
  .entry-card-title{font-size:18px;font-weight:700;color:var(--ink-green)}
  .entry-card-sub{font-size:13.5px;color:var(--muted);margin-top:4px}
  .info-badges{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
  .info-badge{
    background:rgba(14,107,98,.06);border:1px solid var(--line);
    border-radius:var(--r-sm);padding:10px 12px;
  }
  .info-badge .label{display:block;font-size:12px;color:var(--muted);line-height:1.6}
  .info-badge strong{display:block;font-size:14.5px;font-weight:700;color:var(--ink-green);margin-top:2px}

  /* ============ 主内容 7/5 ============ */
  .flow-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:start}
  .panel{
    background:#fff;border:1px solid var(--line);
    border-radius:var(--r-lg);box-shadow:var(--shadow);
    padding:30px 32px;
    transition:box-shadow .25s ease;
  }
  .panel:hover{box-shadow:var(--shadow-hover)}
  .section-head{max-width:760px;margin-bottom:32px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12.5px;font-weight:700;letter-spacing:.12em;
    color:var(--teal);text-transform:uppercase;
  }
  .eyebrow::before{content:"";width:22px;height:2px;background:var(--coral);border-radius:2px}
  .section-head h2{font-size:clamp(1.55rem,2.4vw,2.15rem);font-weight:700;color:var(--ink-green);line-height:1.32;margin-top:12px}
  .section-head p{margin-top:12px;font-size:16px;color:var(--body);line-height:1.85}

  .timeline{margin-top:26px;padding-left:0}
  .step{position:relative;margin-left:17px;padding:0 0 28px 46px;border-left:2px dashed rgba(14,107,98,.24)}
  .step:last-child{padding-bottom:0;border-left-color:transparent}
  .step-num{
    position:absolute;left:-18px;top:-2px;
    width:36px;height:36px;border-radius:50%;
    background:var(--grad);color:#fff;
    display:grid;place-items:center;
    font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
    box-shadow:0 8px 18px rgba(240,90,60,.28);
  }
  .step h3{font-size:19px;font-weight:700;color:var(--ink-green);line-height:1.5}
  .step p{margin-top:8px;font-size:15.5px;color:var(--body);line-height:1.85}
  .step .hint{
    display:flex;gap:8px;align-items:flex-start;
    margin-top:12px;padding:10px 14px;
    background:rgba(14,107,98,.07);
    border-left:3px solid var(--teal);
    border-radius:10px;
    font-size:13.8px;color:#2C5751;line-height:1.75;
  }
  .step .hint svg{width:15px;height:15px;flex:none;margin-top:4px;color:var(--teal)}

  .side-stack{display:grid;gap:20px}
  .side-stack .panel{padding:26px 26px}
  .side-title{display:flex;align-items:center;gap:8px;font-size:16.5px;font-weight:700;color:var(--ink-green)}
  .side-title svg{width:18px;height:18px;color:var(--coral)}
  .tip-list{margin-top:16px;display:grid;gap:12px}
  .tip-list li{display:flex;gap:10px;font-size:14.8px;color:var(--body);line-height:1.8}
  .tip-list li::before{
    content:"";flex:none;width:8px;height:8px;margin-top:9px;
    border-radius:50%;background:var(--gold);
  }
  .quick-cta{
    position:relative;overflow:hidden;
    background:var(--grad);color:#fff;
    border-radius:var(--r-lg);padding:28px 26px 26px;
    box-shadow:0 18px 40px rgba(16,43,42,.18);
  }
  .quick-cta::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:repeating-linear-gradient(120deg,rgba(255,255,255,.07) 0 2px,transparent 2px 20px);
    opacity:.7;
  }
  .quick-cta > *{position:relative;z-index:2}
  .quick-cta h3{font-size:19px;font-weight:700;line-height:1.45}
  .quick-cta p{margin-top:8px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.88)}
  .quick-cta .quick-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
  .quick-cta img{margin-top:18px;width:100%;height:120px;object-fit:cover;border-radius:14px;border:1px solid rgba(255,255,255,.28)}

  /* ============ 核对清单 ============ */
  .check-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:8px}
  .check-card{
    display:flex;gap:16px;
    background:#fff;border:1px solid var(--line);
    border-radius:var(--r-md);padding:22px 24px;
    box-shadow:0 8px 24px rgba(16,43,42,.05);
    transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
  }
  .check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(14,107,98,.22)}
  .check-icon{
    flex:none;width:44px;height:44px;border-radius:14px;
    display:grid;place-items:center;
    background:rgba(14,107,98,.09);color:var(--teal);
  }
  .check-icon svg{width:21px;height:21px}
  .check-card h3{font-size:17px;font-weight:700;color:var(--ink-green);line-height:1.5}
  .check-card p{margin-top:6px;font-size:14.8px;color:var(--body);line-height:1.8}
  .check-card.wide{grid-column:span 2}

  /* ============ FAQ ============ */
  .faq-list{display:grid;gap:12px;max-width:920px;margin-top:8px}
  details.faq{
    background:#fff;border:1px solid var(--line);
    border-radius:var(--r-md);
    box-shadow:0 6px 20px rgba(16,43,42,.05);
    transition:box-shadow .24s ease,transform .24s ease;
  }
  details.faq:hover{box-shadow:0 14px 30px rgba(16,43,42,.1)}
  details.faq[open]{box-shadow:inset 3px 0 0 var(--coral),0 14px 30px rgba(16,43,42,.1)}
  details.faq summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:18px 22px;
    font-size:17px;font-weight:600;color:var(--ink-green);
  }
  details.faq summary::-webkit-details-marker{display:none}
  .faq-icon{position:relative;flex:none;width:22px;height:22px;border-radius:50%;background:rgba(14,107,98,.09);transition:background .22s ease}
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;
    background:var(--teal);border-radius:2px;transform:translate(-50%,-50%);
  }
  .faq-icon::before{width:11px;height:2px}
  .faq-icon::after{width:2px;height:11px;transition:opacity .22s ease,transform .22s ease}
  details[open] .faq-icon{background:var(--coral-soft)}
  details[open] .faq-icon::before{background:var(--coral)}
  details[open] .faq-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg)}
  .faq-body{padding:0 22px 20px;font-size:15.5px;line-height:1.85;color:var(--body)}

  /* ============ 底部 CTA ============ */
  .cta-panel{
    position:relative;overflow:hidden;
    background:var(--grad);color:#fff;
    border-radius:28px;padding:44px 48px;
    display:flex;align-items:center;justify-content:space-between;gap:32px;
    box-shadow:0 24px 54px rgba(16,43,42,.2);
  }
  .cta-panel::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:repeating-linear-gradient(125deg,rgba(255,255,255,.06) 0 2px,transparent 2px 24px);
    opacity:.85;
  }
  .cta-panel > *{position:relative;z-index:2}
  .cta-panel h2{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:700;line-height:1.35}
  .cta-panel p{margin-top:10px;font-size:15.5px;color:rgba(255,255,255,.9);line-height:1.8;max-width:560px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}

  /* ============ 页脚 ============ */
  .footer{background:var(--ink-green);color:rgba(255,255,255,.8);padding:64px 0 0;margin-top:0}
  .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:44px;padding-bottom:42px}
  .footer .brand-mark{background:var(--coral)}
  .footer .brand-text{color:#fff}
  .footer-desc{margin-top:16px;max-width:430px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.64)}
  .footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.05em;margin-bottom:16px}
  .footer-list li{margin-bottom:11px}
  .footer-list a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .22s ease,padding-left .22s ease}
  .footer-list a:hover{color:var(--gold)}
  .footer-meta{font-size:13px;line-height:1.9;color:rgba(255,255,255,.48)}
  .footer-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    border-top:1px solid rgba(255,255,255,.12);
    padding:20px 0 26px;font-size:13.5px;color:rgba(255,255,255,.55);
  }
  .to-top{display:inline-flex;align-items:center;gap:6px;color:var(--gold);font-weight:600;transition:opacity .22s ease,transform .22s ease}
  .to-top:hover{opacity:.82;transform:translateY(-2px)}

  /* ============ 响应式 ============ */
  @media (min-width:1025px){ .nav-drawer{display:none} }
  @media (max-width:1024px){
    .nav-items{display:none}
    .menu-toggle{display:inline-flex}
    .nav-actions{margin-left:auto}
    .hero-inner{grid-template-columns:1fr;gap:30px;padding:36px 0 46px;min-height:0}
    .entry-card{max-width:520px}
    .flow-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .cta-panel{flex-direction:column;align-items:flex-start;padding:36px}
  }
  @media (max-width:768px){
    body{font-size:16px}
    .container{padding:0 20px}
    .section{padding:48px 0}
    .panel{padding:24px 20px}
    .side-stack .panel{padding:22px 20px}
    .check-grid{grid-template-columns:1fr}
    .check-card.wide{grid-column:span 1}
    .entry-card img{height:132px}
    details.faq summary{font-size:16px;padding:16px 18px}
    .faq-body{padding:0 18px 18px}
    .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
    .footer-bottom{flex-direction:column;align-items:flex-start}
    .cta-panel{padding:30px 24px;border-radius:22px}
    .cta-actions{width:100%}
    .cta-actions .btn{flex:1 1 46%}
  }
  @media (max-width:520px){
    .brand-text{font-size:15.5px}
    .brand-mark{font-size:10.5px;padding:4px 7px}
    .nav-actions .btn-sm{padding:0 14px;font-size:13px;height:40px}
    .hero h1{font-size:2.05rem}
    .hero-sub{font-size:15.5px}
    .hero-actions .btn{flex:1 1 100%}
    .info-badges{grid-template-columns:1fr}
    .step{padding-left:40px}
    .quick-cta .quick-actions .btn{flex:1 1 100%}
    .cta-actions .btn{flex:1 1 100%}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
  }

/* roulang page: category2 */
:root{
    --coral:#F05A3C;
    --kelp:#0E6B62;
    --deep:#102B2A;
    --sand:#F2B84B;
    --paper:#F7F3EA;
    --salt:#E8F0EB;
    --white:#FFFFFF;
    --ink:#152523;
    --muted:#6A7A75;
    --line:rgba(16,43,42,.10);
    --r-lg:24px;
    --r-md:18px;
    --r-sm:14px;
    --shadow:0 14px 36px rgba(16,43,42,.08);
    --shadow-lg:0 20px 44px rgba(16,43,42,.16);
    --grad:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);
    --maxw:1240px;
  }

  *,*::before,*::after{box-sizing:border-box}

  html{scroll-behavior:smooth}

  body{
    margin:0;
    font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
    background:var(--paper);
    color:var(--ink);
    font-size:16.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }

  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}

  ::selection{background:rgba(240,90,60,.22)}

  .container{
    width:100%;
    max-width:var(--maxw);
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
  }

  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  summary:focus-visible{
    outline:3px solid rgba(14,107,98,.6);
    outline-offset:3px;
    border-radius:10px;
  }

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    padding:14px 0;
    transition:padding .25s ease;
  }
  .site-header.is-scrolled{padding:8px 0}
  .header-shell{
    background:rgba(247,243,234,.96);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:0 10px 26px rgba(16,43,42,.07);
    transition:box-shadow .25s ease, background .25s ease;
  }
  .site-header.is-scrolled .header-shell{
    box-shadow:0 16px 34px rgba(16,43,42,.14);
    background:#FFFDF8;
  }
  .header-inner{
    display:flex;
    align-items:center;
    gap:18px;
    padding:10px 16px;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:8px;
    flex-shrink:0;
    line-height:1.1;
  }
  .brand-mark{
    display:inline-block;
    font-size:12px;
    font-weight:800;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:#fff;
    background:var(--grad);
    padding:5px 9px;
    border-radius:8px;
  }
  .brand-text{
    font-size:17px;
    font-weight:800;
    color:var(--deep);
    letter-spacing:.01em;
  }
  .nav-items{
    display:flex;
    align-items:center;
    gap:6px;
    flex:1;
    justify-content:center;
    flex-wrap:nowrap;
  }
  .nav-item{
    display:inline-flex;
    align-items:center;
    gap:7px;
    padding:8px 12px;
    border-radius:12px;
    font-size:14px;
    font-weight:600;
    color:#3E514C;
    border:1px solid transparent;
    white-space:nowrap;
    transition:background .22s ease, color .22s ease, border-color .22s ease, transform .22s ease;
  }
  .nav-item svg{width:17px;height:17px;flex-shrink:0;color:var(--kelp)}
  .nav-item:hover{
    background:#fff;
    border-color:var(--line);
    color:var(--deep);
    transform:translateY(-2px);
  }
  .nav-item.active{
    background:rgba(240,90,60,.12);
    border-color:rgba(240,90,60,.28);
    color:#B93A21;
  }
  .nav-item.active svg{color:var(--coral)}
  .header-cta{
    display:flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
  }
  .menu-btn{
    display:none;
    width:44px;
    height:44px;
    border-radius:12px;
    border:1px solid var(--line);
    background:#fff;
    align-items:center;
    justify-content:center;
    color:var(--deep);
  }
  .menu-btn svg{width:20px;height:20px}

  .mobile-drawer{
    display:none;
    padding:0 16px 16px;
  }
  .mobile-drawer.open{display:block}
  .drawer-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:10px;
    padding-top:12px;
    border-top:1px solid var(--line);
    margin-top:10px;
  }
  .drawer-grid .nav-item{
    justify-content:flex-start;
    background:#fff;
    border-color:var(--line);
    padding:12px;
  }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:46px;
    padding:0 24px;
    border-radius:999px;
    font-size:15px;
    font-weight:600;
    letter-spacing:.01em;
    transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, filter .22s ease;
    white-space:nowrap;
  }
  .btn svg{width:16px;height:16px}
  .btn-primary{
    background:var(--grad);
    color:#fff;
    box-shadow:0 10px 22px rgba(240,90,60,.28);
  }
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 14px 28px rgba(240,90,60,.34)}
  .btn-primary:active{transform:translateY(1px)}
  .btn-outline{
    border:1.5px solid rgba(14,107,98,.55);
    color:var(--kelp);
    background:transparent;
  }
  .btn-outline:hover{background:rgba(14,107,98,.08);transform:translateY(-2px)}
  .btn-outline:active{transform:translateY(1px)}
  .btn-ghost{
    color:var(--kelp);
    padding:0 8px;
    height:40px;
  }
  .btn-ghost:hover{color:var(--coral)}
  .btn-sm{height:40px;padding:0 18px;font-size:14px}

  /* ============ 通用徽章 / 标签 ============ */
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:4px 11px;
    border-radius:999px;
    font-size:12.5px;
    font-weight:600;
    letter-spacing:.02em;
  }
  .badge-coral{background:rgba(240,90,60,.13);color:#B93A21}
  .badge-kelp{background:rgba(14,107,98,.12);color:#0B544D}
  .badge-sand{background:rgba(242,184,75,.22);color:#8A5C0A}
  .badge-dark{background:rgba(16,43,42,.85);color:#F4EDE0}
  .badge-ghost{background:#fff;border:1px solid var(--line);color:#4C5F5A}
  .num{font-variant-numeric:tabular-nums;font-weight:700}

  /* ============ 面包屑 ============ */
  .crumbs{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px;
    font-size:13px;
    color:var(--muted);
    padding:22px 0 16px;
  }
  .crumbs a:hover{color:var(--kelp)}
  .crumbs .sep{opacity:.5}
  .crumbs .current{color:var(--coral);font-weight:600}

  /* ============ Banner ============ */
  .cat-banner{
    position:relative;
    border-radius:var(--r-lg);
    overflow:hidden;
    background:var(--deep);
    box-shadow:var(--shadow);
  }
  .cat-banner__bg{
    position:absolute;
    inset:0;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;
    background-position:center;
    opacity:.5;
  }
  .cat-banner__veil{
    position:absolute;
    inset:0;
    background:linear-gradient(115deg,rgba(16,43,42,.94) 12%,rgba(16,43,42,.72) 52%,rgba(14,107,98,.42) 100%);
  }
  .cat-banner__wave{
    position:absolute;
    inset:0;
    opacity:.06;
    background-image:repeating-radial-gradient(circle at 82% 118%, rgba(255,255,255,.9) 0 1px, transparent 1px 22px);
    pointer-events:none;
  }
  .cat-banner__inner{
    position:relative;
    padding:44px 40px;
    display:grid;
    grid-template-columns:1.35fr .85fr;
    gap:32px;
    align-items:center;
  }
  .cat-banner h1{
    font-size:clamp(2rem,3.6vw,3.1rem);
    font-weight:800;
    line-height:1.22;
    color:#FBF6EC;
    letter-spacing:-.01em;
  }
  .cat-banner h1 em{
    font-style:normal;
    color:var(--sand);
  }
  .cat-banner p.lead{
    margin-top:16px;
    max-width:620px;
    font-size:16.5px;
    line-height:1.85;
    color:rgba(247,243,234,.82);
  }
  .banner-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
  .banner-tags span{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:6px 13px;
    border-radius:999px;
    font-size:12.5px;
    font-weight:600;
    color:#FBF6EC;
    background:rgba(255,255,255,.10);
    border:1px solid rgba(255,255,255,.18);
  }
  .banner-side{
    background:rgba(247,243,234,.94);
    border-radius:20px;
    padding:20px 22px;
    box-shadow:0 18px 36px rgba(6,20,19,.28);
  }
  .banner-side h2{
    font-size:15px;
    font-weight:800;
    color:var(--deep);
    letter-spacing:.02em;
  }
  .banner-side ul{margin-top:12px;display:grid;gap:10px}
  .banner-side li{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    font-size:14px;
    color:#41544F;
    padding-bottom:9px;
    border-bottom:1px dashed rgba(16,43,42,.14);
  }
  .banner-side li:last-child{border-bottom:0;padding-bottom:0}
  .banner-side li strong{
    color:var(--kelp);
    font-variant-numeric:tabular-nums;
    font-weight:800;
  }

  /* ============ 筛选 chips ============ */
  .filter-bar{
    display:flex;
    align-items:center;
    gap:10px;
    flex-wrap:wrap;
    padding:18px 20px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-md);
    box-shadow:var(--shadow);
    margin-top:26px;
  }
  .filter-bar .filter-label{
    font-size:13px;
    font-weight:700;
    color:var(--muted);
    letter-spacing:.08em;
    padding-right:6px;
    border-right:1px solid var(--line);
    margin-right:4px;
  }
  .chip{
    padding:8px 16px;
    border-radius:999px;
    font-size:14px;
    font-weight:600;
    color:#42554F;
    background:var(--salt);
    border:1px solid transparent;
    transition:all .22s ease;
  }
  .chip:hover{background:#DDEAE3;color:var(--deep);transform:translateY(-1px)}
  .chip.is-active{
    background:var(--deep);
    color:#FBF6EC;
    border-color:var(--deep);
    box-shadow:0 8px 18px rgba(16,43,42,.22);
  }
  .filter-count{
    margin-left:auto;
    font-size:13px;
    color:var(--muted);
  }

  /* ============ 板块标题 ============ */
  .sec-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:20px;
    flex-wrap:wrap;
    margin-bottom:26px;
  }
  .sec-head h2{
    font-size:clamp(1.5rem,2.4vw,2.15rem);
    font-weight:750;
    color:var(--deep);
    letter-spacing:-.01em;
    line-height:1.3;
  }
  .sec-head p{
    margin-top:8px;
    font-size:15px;
    color:var(--muted);
    max-width:680px;
  }
  .sec-eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12.5px;
    font-weight:700;
    letter-spacing:.14em;
    color:var(--kelp);
    text-transform:uppercase;
    margin-bottom:10px;
  }
  .sec-eyebrow::before{
    content:"";
    width:22px;
    height:3px;
    border-radius:2px;
    background:var(--coral);
  }

  /* ============ 海报卡 ============ */
  .poster-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:22px;
  }
  .poster-card{
    position:relative;
    border-radius:var(--r-md);
    overflow:hidden;
    background:var(--deep);
    box-shadow:var(--shadow);
    transition:transform .25s ease, box-shadow .25s ease;
  }
  .poster-card:hover,
  .poster-card:focus-within{
    transform:translateY(-4px);
    box-shadow:var(--shadow-lg);
  }
  .poster-media{
    position:relative;
    aspect-ratio:2 / 3;
    overflow:hidden;
  }
  .poster-media img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .35s ease;
  }
  .poster-card:hover .poster-media img{transform:scale(1.03)}
  .poster-veil{
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(16,43,42,0) 32%,rgba(16,43,42,.55) 66%,rgba(16,43,42,.94) 100%);
  }
  .poster-rank{
    position:absolute;
    top:12px;
    left:12px;
    padding:4px 10px;
    border-radius:999px;
    font-size:12px;
    font-weight:700;
    color:#FBF6EC;
    background:rgba(16,43,42,.72);
    border:1px solid rgba(255,255,255,.18);
  }
  .poster-rank.is-coral{background:rgba(240,90,60,.92);border-color:transparent}
  .poster-body{
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    padding:14px 14px 15px;
  }
  .poster-title{
    font-size:16.5px;
    font-weight:700;
    color:#FCF8F0;
    line-height:1.4;
    transition:color .22s ease;
  }
  .poster-card:hover .poster-title{color:var(--sand)}
  .poster-meta{
    margin-top:7px;
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
    font-size:12.5px;
    color:rgba(247,243,234,.78);
  }
  .poster-meta .dot{width:3px;height:3px;border-radius:50%;background:rgba(247,243,234,.5)}
  .poster-link{position:absolute;inset:0;z-index:2}
  .poster-link span{position:absolute;width:1px;height:1px;overflow:hidden}

  /* ============ 分类速览 ============ */
  .type-strip{
    display:grid;
    grid-template-columns:repeat(5,minmax(0,1fr));
    gap:16px;
  }
  .type-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:18px 18px 16px;
    box-shadow:0 8px 20px rgba(16,43,42,.05);
    transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  }
  .type-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow);
    border-color:rgba(14,107,98,.28);
  }
  .type-icon{
    width:40px;
    height:40px;
    border-radius:12px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:var(--salt);
    color:var(--kelp);
    margin-bottom:12px;
  }
  .type-icon svg{width:20px;height:20px}
  .type-card h3{font-size:15.5px;font-weight:700;color:var(--deep)}
  .type-card p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7}

  /* ============ 片单分区 ============ */
  .list-board{
    display:grid;
    grid-template-columns:repeat(12,minmax(0,1fr));
    gap:22px;
  }
  .list-card{
    position:relative;
    display:flex;
    gap:18px;
    align-items:stretch;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    overflow:hidden;
    box-shadow:var(--shadow);
    transition:transform .25s ease, box-shadow .25s ease;
    padding:14px;
  }
  .list-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
  .list-card .lc-media{
    flex:0 0 128px;
    border-radius:14px;
    overflow:hidden;
  }
  .list-card .lc-media img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .35s ease;
  }
  .list-card:hover .lc-media img{transform:scale(1.04)}
  .list-card .lc-body{
    display:flex;
    flex-direction:column;
    justify-content:center;
    padding:4px 6px 4px 0;
  }
  .list-card h3{
    font-size:19px;
    font-weight:750;
    color:var(--deep);
    line-height:1.4;
  }
  .list-card p{
    margin-top:7px;
    font-size:14px;
    color:var(--muted);
    line-height:1.75;
  }
  .list-card .lc-foot{
    margin-top:12px;
    display:flex;
    align-items:center;
    gap:10px;
    font-size:13px;
    color:var(--kelp);
    font-weight:600;
  }
  .col-7{grid-column:span 7}
  .col-5{grid-column:span 5}

  /* ============ 浏览提示 ============ */
  .tips-panel{
    display:grid;
    grid-template-columns:0.9fr 1.1fr;
    gap:32px;
    align-items:center;
    background:var(--salt);
    border:1px solid rgba(14,107,98,.14);
    border-radius:var(--r-lg);
    padding:32px;
  }
  .tips-media{
    border-radius:var(--r-md);
    overflow:hidden;
    box-shadow:var(--shadow);
  }
  .tips-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
  .tips-list{display:grid;gap:14px;margin-top:18px}
  .tips-item{
    display:flex;
    gap:14px;
    padding:14px 16px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-sm);
    transition:transform .22s ease, box-shadow .22s ease;
  }
  .tips-item:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(16,43,42,.10)}
  .tips-num{
    flex:0 0 30px;
    height:30px;
    border-radius:10px;
    background:rgba(240,90,60,.14);
    color:#B93A21;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:14px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
  }
  .tips-item h3{font-size:15.5px;font-weight:700;color:var(--deep)}
  .tips-item p{margin-top:4px;font-size:13.8px;color:var(--muted);line-height:1.72}

  /* ============ 分页 ============ */
  .pager{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    flex-wrap:wrap;
    margin-top:34px;
    padding-top:26px;
    border-top:1px solid var(--line);
  }
  .pager-pages{display:flex;align-items:center;gap:8px}
  .page-chip{
    min-width:42px;
    height:42px;
    padding:0 14px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:999px;
    font-size:14px;
    font-weight:600;
    color:#41544F;
    background:#fff;
    border:1px solid var(--line);
    transition:all .22s ease;
  }
  .page-chip:hover{background:var(--salt);color:var(--deep)}
  .page-chip.is-current{
    background:var(--deep);
    color:#FBF6EC;
    border-color:var(--deep);
  }

  /* ============ CTA ============ */
  .cta-panel{
    position:relative;
    overflow:hidden;
    border-radius:var(--r-lg);
    background:var(--grad);
    box-shadow:0 24px 48px rgba(240,90,60,.24);
  }
  .cta-panel::after{
    content:"";
    position:absolute;
    inset:0;
    opacity:.09;
    background-image:repeating-radial-gradient(circle at 88% 120%, rgba(255,255,255,.9) 0 1px, transparent 1px 20px);
    pointer-events:none;
  }
  .cta-inner{
    position:relative;
    padding:44px 40px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:28px;
    flex-wrap:wrap;
  }
  .cta-inner h2{
    font-size:clamp(1.5rem,2.5vw,2.1rem);
    font-weight:800;
    color:#FFFBF2;
    letter-spacing:-.01em;
  }
  .cta-inner p{
    margin-top:10px;
    font-size:15.5px;
    color:rgba(255,251,242,.86);
    max-width:640px;
  }
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
  .btn-light{
    background:#FFFBF2;
    color:#B93A21;
    box-shadow:0 10px 22px rgba(6,20,19,.18);
  }
  .btn-light:hover{background:#fff;transform:translateY(-2px)}
  .btn-line-light{
    border:1.5px solid rgba(255,251,242,.7);
    color:#FFFBF2;
  }
  .btn-line-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}

  /* ============ 页脚 ============ */
  .footer{
    background:var(--deep);
    color:#EFE9DC;
    margin-top:72px;
    padding:56px 0 26px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr;
    gap:40px;
  }
  .footer .brand-text{color:#FBF6EC}
  .footer-desc{
    margin-top:16px;
    font-size:14px;
    line-height:1.85;
    color:rgba(239,233,220,.72);
    max-width:420px;
  }
  .footer-title{
    font-size:14px;
    font-weight:800;
    letter-spacing:.1em;
    color:var(--sand);
    margin-bottom:14px;
  }
  .footer-list{display:grid;gap:9px}
  .footer-list a{
    font-size:14px;
    color:rgba(239,233,220,.80);
    transition:color .2s ease, padding-left .2s ease;
  }
  .footer-list a:hover{color:#fff;padding-left:4px}
  .footer-meta{
    font-size:13px;
    color:rgba(239,233,220,.60);
    line-height:1.8;
  }
  .footer-bottom{
    margin-top:38px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    font-size:13px;
    color:rgba(239,233,220,.62);
  }
  .to-top{
    display:inline-flex;
    align-items:center;
    gap:7px;
    padding:8px 16px;
    border-radius:999px;
    border:1px solid rgba(255,255,255,.22);
    color:#FBF6EC;
    font-size:13px;
    transition:all .22s ease;
  }
  .to-top:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}

  /* ============ 响应式 ============ */
  @media (max-width:1180px){
    .nav-item{padding:8px 9px;font-size:13.2px}
    .nav-item svg{display:none}
    .poster-grid{gap:18px}
  }

  @media (max-width:1024px){
    .nav-items{display:none}
    .menu-btn{display:inline-flex}
    .header-inner{justify-content:space-between}
    .cat-banner__inner{grid-template-columns:1fr;padding:36px 28px;gap:24px}
    .type-strip{grid-template-columns:repeat(3,minmax(0,1fr))}
    .poster-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
    .col-7,.col-5{grid-column:span 6}
    .tips-panel{grid-template-columns:1fr;padding:26px}
  }

  @media (max-width:768px){
    .container{padding-left:20px;padding-right:20px}
    body{font-size:16px}
    .cat-banner__inner{padding:30px 22px}
    .cat-banner h1{font-size:clamp(1.8rem,6vw,2.4rem)}
    .filter-bar{padding:14px;gap:8px}
    .filter-bar .filter-label{display:none}
    .filter-count{margin-left:0;width:100%}
    .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .type-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
    .col-7,.col-5{grid-column:span 12}
    .list-card{flex-direction:column}
    .list-card .lc-media{flex:0 0 auto;aspect-ratio:16/9}
    .cta-inner{padding:32px 24px;flex-direction:column;align-items:flex-start}
    .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
    .footer{padding:44px 0 22px;margin-top:56px}
  }

  @media (max-width:520px){
    .brand-text{font-size:15px}
    .header-cta .btn{display:none}
    .drawer-grid{grid-template-columns:1fr}
    .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .poster-title{font-size:15px}
    .type-strip{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .cta-actions{width:100%}
    .cta-actions .btn{flex:1 1 auto}
    .pager{flex-direction:column;align-items:flex-start}
  }

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{
      animation-duration:.001ms !important;
      transition-duration:.001ms !important;
      scroll-behavior:auto !important;
    }
    .poster-card:hover, .list-card:hover, .type-card:hover, .btn:hover{transform:none}
  }

/* roulang page: category3 */
:root{
    --coral:#F05A3C;
    --coral-deep:#C8432A;
    --coral-soft:#FF8A70;
    --teal:#0E6B62;
    --ink-green:#102B2A;
    --gold:#F2B84B;
    --gold-deep:#8A5B05;
    --paper:#F7F3EA;
    --salt:#E8F0EB;
    --white:#FFFFFF;
    --ink:#152523;
    --muted:#6A7A75;
    --line:rgba(16,43,42,.10);
    --line-strong:rgba(16,43,42,.18);
    --r-xl:28px;
    --r-lg:24px;
    --r-md:18px;
    --r-sm:14px;
    --shadow:0 14px 36px rgba(16,43,42,.08);
    --shadow-hover:0 20px 44px rgba(16,43,42,.14);
    --maxw:1240px;
  }

  *,*::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:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}

  a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
    outline:3px solid rgba(14,107,98,.55);
    outline-offset:3px;
    border-radius:12px;
  }

  .container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:var(--paper);
    padding:16px 0;
    transition:padding .25s ease;
  }
  .site-header.is-scrolled{padding:8px 0}
  .header-inner{position:relative}
  .header-card{
    position:relative;
    display:flex;align-items:center;gap:18px;
    background:#FBF8F1;
    border:1px solid var(--line);
    border-radius:20px;
    padding:10px 14px;
    box-shadow:var(--shadow);
    transition:box-shadow .25s ease;
  }
  .site-header.is-scrolled .header-card{box-shadow:0 18px 40px rgba(16,43,42,.14)}

  .brand{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto}
  .brand-mark{
    font-size:11px;letter-spacing:.18em;text-transform:uppercase;
    font-weight:700;color:var(--teal);
    padding:3px 7px;border-radius:8px;background:rgba(14,107,98,.10);
  }
  .brand-text{font-size:16.5px;font-weight:800;color:var(--ink-green);letter-spacing:.2px}

  .nav-items{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center}
  .nav-item{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 11px;border-radius:12px;
    font-size:14px;font-weight:500;color:#41524E;
    border:1px solid transparent;
    transition:background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease;
    white-space:nowrap;
  }
  .nav-item svg{width:16px;height:16px;flex:0 0 16px}
  .nav-item:hover{background:var(--salt);color:var(--teal);transform:translateY(-1px)}
  .nav-item.active{
    background:rgba(240,90,60,.13);
    color:var(--coral-deep);
    border-color:rgba(240,90,60,.28);
    font-weight:700;
  }

  .header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
  .header-cta{
    display:inline-flex;align-items:center;justify-content:center;
    height:42px;padding:0 20px;border-radius:999px;
    font-size:14px;font-weight:600;color:#fff;
    background:linear-gradient(135deg,var(--teal) 0%,var(--coral) 100%);
    box-shadow:0 10px 22px rgba(240,90,60,.24);
    transition:transform .22s ease,filter .22s ease,box-shadow .22s ease;
  }
  .header-cta:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 28px rgba(240,90,60,.3)}
  .header-cta:active{transform:translateY(0)}

  .nav-toggle{
    display:none;align-items:center;justify-content:center;
    width:42px;height:42px;border-radius:12px;
    background:var(--white);border:1px solid var(--line-strong);
    color:var(--ink-green);cursor:pointer;
    transition:background .2s ease,transform .2s ease;
  }
  .nav-toggle:hover{background:var(--salt)}
  .nav-toggle svg{width:20px;height:20px}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 26px;border-radius:999px;
    font-size:15px;font-weight:600;border:1px solid transparent;
    cursor:pointer;
    transition:transform .22s ease,filter .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;
  }
  .btn:active{transform:translateY(1px)}
  .btn-primary{
    color:#fff;
    background:linear-gradient(135deg,var(--teal) 0%,var(--coral) 100%);
    box-shadow:0 12px 26px rgba(240,90,60,.26);
  }
  .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.07)}
  .btn-outline{
    color:var(--ink-green);border-color:rgba(16,43,42,.24);background:transparent;
  }
  .btn-outline:hover{background:rgba(16,43,42,.06);transform:translateY(-2px)}
  .btn-light{
    color:var(--ink-green);background:var(--white);border-color:transparent;
    box-shadow:0 10px 22px rgba(16,43,42,.16);
  }
  .btn-light:hover{transform:translateY(-2px);filter:brightness(1.02)}
  .btn-ghost-light{
    color:#F7F3EA;border-color:rgba(247,243,234,.45);background:transparent;
  }
  .btn-ghost-light:hover{background:rgba(247,243,234,.14);transform:translateY(-2px)}

  /* ---------- chips & badges ---------- */
  .chip{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 11px;border-radius:999px;
    font-size:12.5px;font-weight:600;
    background:var(--salt);color:var(--teal);
    border:1px solid var(--line);
  }
  .chip-coral{background:rgba(240,90,60,.13);color:var(--coral-deep);border-color:rgba(240,90,60,.26)}
  .chip-gold{background:rgba(242,184,75,.20);color:var(--gold-deep);border-color:rgba(242,184,75,.38)}
  .chip-dark{background:rgba(247,243,234,.12);color:#F7F3EA;border-color:rgba(247,243,234,.26)}
  .score{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:48px;padding:4px 9px;border-radius:10px;
    font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
    color:var(--gold-deep);background:rgba(242,184,75,.20);
    border:1px solid rgba(242,184,75,.42);
  }

  /* ---------- hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    background:var(--ink-green);
    color:#F7F3EA;
    padding:52px 0 64px;
    margin-top:2px;
  }
  .hero::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.webp');
    background-size:cover;background-position:center;
    opacity:.55;
  }
  .hero::after{
    content:"";position:absolute;inset:0;
    background:
      radial-gradient(120% 90% at 12% 10%,rgba(14,107,98,.55) 0%,rgba(16,43,42,0) 62%),
      linear-gradient(112deg,rgba(16,43,42,.96) 0%,rgba(16,43,42,.86) 48%,rgba(14,107,98,.66) 100%);
  }
  .hero > .container{position:relative;z-index:2}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,243,234,.72)}
  .breadcrumb a{transition:color .2s ease}
  .breadcrumb a:hover{color:#fff}
  .breadcrumb .sep{opacity:.55}
  .breadcrumb .current{color:var(--coral-soft);font-weight:600}

  .hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,320px);gap:44px;align-items:center;margin-top:26px}
  .hero h1{
    font-size:clamp(2.2rem,4.2vw,3.5rem);
    line-height:1.2;font-weight:800;letter-spacing:-.5px;
    margin-bottom:16px;
  }
  .hero h1 .hl{
    background:linear-gradient(120deg,var(--gold) 0%,var(--coral) 100%);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-lead{font-size:17px;line-height:1.85;color:rgba(247,243,234,.84);max-width:620px}
  .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

  .hero-poster{
    position:relative;border-radius:var(--r-md);overflow:hidden;
    border:1px solid rgba(247,243,234,.18);
    box-shadow:0 26px 60px rgba(0,0,0,.36);
    aspect-ratio:2/3;
    background:#0B201F;
  }
  .hero-poster img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .hero-poster:hover img{transform:scale(1.03)}
  .hero-poster::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(16,43,42,0) 42%,rgba(16,43,42,.86) 100%);
  }
  .hero-poster figcaption{
    position:absolute;left:16px;right:16px;bottom:14px;z-index:2;
    font-size:13.5px;line-height:1.6;color:rgba(247,243,234,.9);
  }
  .hero-poster .po-badge{
    position:absolute;top:14px;left:14px;z-index:2;
    font-size:12px;font-weight:700;letter-spacing:.06em;
    padding:5px 11px;border-radius:999px;
    background:rgba(16,43,42,.72);color:var(--gold);
    border:1px solid rgba(242,184,75,.45);
  }
  .hero-poster .po-title{margin-top:6px;font-size:15px;font-weight:700;color:#fff}

  /* ---------- sections ---------- */
  .section{padding:76px 0}
  .section-tight{padding:56px 0}
  .section-alt{background:var(--salt)}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.1em;
    color:var(--teal);text-transform:uppercase;margin-bottom:10px;
  }
  .eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--coral)}
  h2.section-title{font-size:clamp(1.55rem,2.6vw,2.1rem);font-weight:700;color:var(--ink-green);line-height:1.35}
  .section-desc{margin-top:10px;color:var(--muted);font-size:15.5px;max-width:640px}

  /* ---------- featured ---------- */
  .featured{
    display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);
    background:var(--ink-green);
    border-radius:var(--r-lg);
    overflow:hidden;
    box-shadow:var(--shadow);
    border:1px solid rgba(16,43,42,.14);
  }
  .featured-media{position:relative;min-height:300px;background:#0B201F}
  .featured-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
  .featured-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,rgba(16,43,42,.10) 0%,rgba(16,43,42,.55) 100%);
  }
  .featured-body{padding:34px 36px;color:#F7F3EA;display:flex;flex-direction:column;justify-content:center;gap:16px}
  .featured-body h3{font-size:clamp(1.4rem,2.2vw,1.85rem);font-weight:800;line-height:1.3}
  .featured-body p{color:rgba(247,243,234,.82);font-size:15.5px;line-height:1.85}
  .featured-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
  .featured-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

  /* ---------- rank list ---------- */
  .rank-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    grid-template-rows:repeat(5,auto);
    grid-auto-flow:column;
    gap:14px 20px;
  }
  .rank-row{
    display:flex;align-items:center;gap:14px;
    background:var(--white);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:14px 16px;
    transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
  }
  .rank-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(240,90,60,.34)}
  .rank-num{
    flex:0 0 44px;width:44px;text-align:center;
    font-size:25px;font-weight:800;line-height:1;
    font-variant-numeric:tabular-nums;
    color:rgba(16,43,42,.20);
    transition:color .24s ease;
  }
  .rank-row.is-top .rank-num{color:var(--coral)}
  .rank-row:hover .rank-num{color:var(--coral-deep)}
  .rank-body{flex:1 1 auto;min-width:0}
  .rank-title{font-size:16.5px;font-weight:700;color:var(--ink-green);line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .rank-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:6px;font-size:12.5px;color:var(--muted)}
  .rank-meta .dot{opacity:.55}
  .rank-arrow{
    flex:0 0 34px;width:34px;height:34px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--salt);color:var(--teal);
    transition:background .22s ease,color .22s ease,transform .22s ease;
  }
  .rank-arrow svg{width:15px;height:15px}
  .rank-row:hover .rank-arrow{background:var(--coral);color:#fff;transform:translateX(2px)}

  /* ---------- note cards ---------- */
  .note-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px;align-items:start}
  .note-card{
    background:var(--white);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:30px 32px;
    box-shadow:var(--shadow);
  }
  .note-card h3{font-size:20px;font-weight:700;color:var(--ink-green);margin-bottom:14px}
  .note-list{display:grid;gap:14px;margin-top:8px}
  .note-list li{
    display:grid;grid-template-columns:28px minmax(0,1fr);gap:12px;
    align-items:start;font-size:15px;color:var(--muted);line-height:1.8;
  }
  .note-list b{color:var(--ink-green);font-weight:700}
  .note-dot{
    width:28px;height:28px;border-radius:9px;
    display:inline-flex;align-items:center;justify-content:center;
    background:rgba(14,107,98,.10);color:var(--teal);
    font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  }
  .note-aside{
    background:linear-gradient(150deg,#0E6B62 0%,#102B2A 100%);
    color:#F7F3EA;border-radius:var(--r-lg);padding:30px 28px;
    box-shadow:var(--shadow);
  }
  .note-aside h3{font-size:19px;font-weight:700;margin-bottom:10px}
  .note-aside p{font-size:14.5px;color:rgba(247,243,234,.82);line-height:1.8}
  .note-aside .aside-links{display:grid;gap:10px;margin-top:20px}
  .aside-link{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:12px 16px;border-radius:14px;
    background:rgba(247,243,234,.10);
    border:1px solid rgba(247,243,234,.18);
    font-size:14.5px;font-weight:600;
    transition:background .22s ease,transform .22s ease;
  }
  .aside-link:hover{background:rgba(247,243,234,.18);transform:translateY(-2px)}
  .aside-link svg{width:15px;height:15px;flex:0 0 15px}

  /* ---------- FAQ ---------- */
  .faq-list{display:grid;gap:12px;max-width:920px}
  .faq-item{
    background:var(--white);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    overflow:hidden;
    transition:border-color .22s ease,box-shadow .22s ease;
  }
  .faq-item[open]{border-color:rgba(240,90,60,.32);box-shadow:var(--shadow)}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;position:relative;
    font-size:17px;font-weight:600;color:var(--ink-green);
    transition:color .22s ease;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item[open] summary{color:var(--coral-deep)}
  .faq-item[open] summary::before{
    content:"";position:absolute;left:0;top:16px;bottom:16px;
    width:3px;border-radius:3px;background:var(--coral);
  }
  .faq-plus{
    flex:0 0 26px;width:26px;height:26px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--salt);color:var(--teal);
    transition:transform .25s ease,background .25s ease,color .25s ease;
  }
  .faq-plus svg{width:13px;height:13px}
  .faq-item[open] .faq-plus{transform:rotate(45deg);background:rgba(240,90,60,.14);color:var(--coral-deep)}
  .faq-answer{padding:0 22px 22px 22px;color:var(--muted);font-size:15px;line-height:1.85}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;overflow:hidden;
    background:linear-gradient(135deg,#0E6B62 0%,#102B2A 52%,#C8432A 128%);
    border-radius:var(--r-xl);
    padding:44px 46px;
    color:#F7F3EA;
    display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
    box-shadow:0 24px 60px rgba(16,43,42,.22);
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:radial-gradient(circle at 88% 18%,rgba(242,184,75,.20) 0%,transparent 42%),
                     radial-gradient(circle at 8% 92%,rgba(247,243,234,.10) 0%,transparent 46%);
  }
  .cta-band > *{position:relative;z-index:2}
  .cta-band h2{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;line-height:1.35}
  .cta-band p{margin-top:8px;font-size:15px;color:rgba(247,243,234,.84);max-width:560px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px}

  /* ---------- footer ---------- */
  .footer{background:var(--ink-green);color:#F0EDE4;padding:64px 0 28px;margin-top:8px}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px 32px}
  .footer .brand-mark{background:rgba(242,184,75,.16);color:var(--gold)}
  .footer .brand-text{color:#F7F3EA}
  .footer-desc{margin-top:14px;font-size:14.5px;line-height:1.85;color:rgba(247,243,234,.72);max-width:420px}
  .footer-title{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--gold);margin-bottom:14px}
  .footer-list{display:grid;gap:10px}
  .footer-list a{font-size:14.5px;color:rgba(247,243,234,.78);transition:color .2s ease,transform .2s ease;display:inline-block}
  .footer-list a:hover{color:#fff;transform:translateX(2px)}
  .footer-meta{font-size:13px;color:rgba(247,243,234,.56);line-height:1.9}
  .footer-bottom{
    margin-top:44px;padding-top:22px;
    border-top:1px solid rgba(247,243,234,.14);
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
    font-size:13px;color:rgba(247,243,234,.6);
  }
  .to-top{
    display:inline-flex;align-items:center;gap:7px;
    padding:8px 16px;border-radius:999px;
    background:rgba(247,243,234,.10);
    border:1px solid rgba(247,243,234,.20);
    color:#F7F3EA;font-size:13px;font-weight:600;
    transition:background .22s ease,transform .22s ease;
  }
  .to-top:hover{background:rgba(247,243,234,.20);transform:translateY(-2px)}

  /* ---------- responsive ---------- */
  @media (max-width:1023px){
    .nav-items{
      display:none;
      position:absolute;top:calc(100% + 10px);left:0;right:0;
      grid-template-columns:1fr 1fr;gap:8px;
      background:#FBF8F1;
      border:1px solid var(--line);
      border-radius:20px;
      padding:14px;
      box-shadow:0 24px 48px rgba(16,43,42,.16);
      z-index:90;
    }
    .nav-items.open{display:grid}
    .nav-item{justify-content:flex-start;padding:11px 12px;font-size:14.5px}
    .nav-toggle{display:inline-flex}
    .hero-grid{grid-template-columns:1fr;gap:32px}
    .hero-poster{max-width:280px}
    .featured{grid-template-columns:1fr}
    .featured-media{min-height:240px}
    .note-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr}
  }

  @media (max-width:900px){
    .rank-grid{grid-template-columns:1fr;grid-template-rows:none;grid-auto-flow:row;gap:12px}
  }

  @media (max-width:767px){
    .section{padding:52px 0}
    .section-tight{padding:44px 0}
    .hero{padding:40px 0 48px}
    .featured-body{padding:26px 22px}
    .cta-band{padding:32px 24px;border-radius:24px}
    .note-card{padding:24px 22px}
    .faq-item summary{font-size:16px;padding:16px 18px}
    .faq-answer{padding:0 18px 18px 18px}
    .footer{padding:52px 0 24px}
    .footer-grid{grid-template-columns:1fr;gap:30px}
  }

  @media (max-width:520px){
    .container{padding:0 20px}
    .brand-text{font-size:14px}
    .brand-mark{font-size:10px;padding:2px 6px}
    .header-cta{height:40px;padding:0 14px;font-size:13px}
    .nav-toggle{width:40px;height:40px}
    .hero h1{font-size:2rem}
    .hero-lead{font-size:16px}
    .btn{height:46px;padding:0 20px;font-size:14.5px}
    .rank-num{flex:0 0 36px;width:36px;font-size:21px}
    .rank-title{font-size:15.5px}
    .cta-actions{width:100%}
    .cta-actions .btn{flex:1 1 auto}
  }

  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  }

/* roulang page: category4 */
:root{
    --coral:#F05A3C;
    --sea:#0E6B62;
    --ink:#102B2A;
    --sand:#F2B84B;
    --paper:#F7F3EA;
    --salt:#E8F0EB;
    --panel:#FFFFFF;
    --text:#152523;
    --muted:#6A7A75;
    --line:rgba(16,43,42,.10);
    --line-strong:rgba(16,43,42,.20);
    --r-xl:28px;
    --r-lg:24px;
    --r-md:18px;
    --r-sm:14px;
    --shadow:0 14px 36px rgba(16,43,42,.08);
    --shadow-lg:0 22px 48px rgba(16,43,42,.15);
    --grad:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);
    --ease:cubic-bezier(.2,.7,.3,1);
  }

  html{scroll-behavior:smooth;}

  html body{
    margin:0;
    padding:0;
    background:var(--paper);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    font-size:16.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }

  html body a{color:inherit;text-decoration:none;}
  html body img{display:block;max-width:100%;}
  html body button{font-family:inherit;}
  html body ul{list-style:none;margin:0;padding:0;}
  html body p{margin:0;}

  :focus-visible{
    outline:3px solid rgba(14,107,98,.55);
    outline-offset:3px;
    border-radius:10px;
  }

  .container{
    width:100%;
    max-width:1240px;
    margin:0 auto;
    padding:0 24px;
  }

  /* ============ 头部导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:80;
    padding:14px 0;
    background:linear-gradient(180deg,rgba(247,243,234,.97) 0%,rgba(247,243,234,.78) 100%);
    transition:padding .25s var(--ease);
  }
  .site-header.shrink{padding:7px 0;}
  .nav-panel{
    display:flex;
    align-items:center;
    gap:16px;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:20px;
    padding:10px 14px;
    box-shadow:var(--shadow);
    transition:box-shadow .25s var(--ease);
  }
  .site-header.shrink .nav-panel{box-shadow:var(--shadow-lg);}

  .brand{
    display:flex;
    align-items:center;
    gap:9px;
    flex-shrink:0;
    padding:4px 6px;
    border-radius:12px;
    transition:background .22s var(--ease);
  }
  .brand:hover{background:var(--salt);}
  .brand-mark{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:4px 9px;
    border-radius:8px;
    background:var(--grad);
    color:#fff;
    font-size:11.5px;
    font-weight:800;
    letter-spacing:.09em;
    line-height:1.4;
  }
  .brand-text{
    font-size:16.5px;
    font-weight:800;
    color:var(--ink);
    letter-spacing:.01em;
    white-space:nowrap;
  }

  .nav-items{
    display:flex;
    align-items:center;
    gap:3px;
    flex:1;
    overflow-x:auto;
    scrollbar-width:none;
    padding:2px;
  }
  .nav-items::-webkit-scrollbar{display:none;}
  .nav-item{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:8px 11px;
    border-radius:999px;
    font-size:13.5px;
    font-weight:600;
    color:#3d4f4a;
    white-space:nowrap;
    border:1px solid transparent;
    transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
  }
  .nav-item svg{width:15px;height:15px;flex:none;}
  .nav-item:hover{background:var(--salt);color:var(--sea);transform:translateY(-1px);}
  .nav-item.active{
    background:rgba(240,90,60,.13);
    color:var(--coral);
    border-color:rgba(240,90,60,.26);
  }
  .nav-item:active{transform:translateY(1px);}

  .nav-actions{
    display:flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:46px;
    padding:0 24px;
    border-radius:999px;
    font-size:15px;
    font-weight:600;
    line-height:1;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
  }
  .btn svg{width:16px;height:16px;}
  .btn:hover{transform:translateY(-2px);}
  .btn:active{transform:translateY(1px);}
  .btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}
  .btn-primary{
    background:var(--grad);
    color:#fff;
    box-shadow:0 10px 24px rgba(240,90,60,.26);
  }
  .btn-primary:hover{box-shadow:0 16px 32px rgba(240,90,60,.32);filter:brightness(1.05);}
  .btn-outline{
    background:transparent;
    color:var(--sea);
    border-color:rgba(14,107,98,.38);
  }
  .btn-outline:hover{background:var(--salt);border-color:rgba(14,107,98,.55);}
  .btn-cream{
    background:var(--paper);
    color:var(--ink);
    border-color:rgba(16,43,42,.12);
  }
  .btn-cream:hover{background:#fff;box-shadow:0 12px 26px rgba(16,43,42,.16);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}

  .menu-toggle{
    display:none;
    width:46px;
    height:46px;
    border-radius:14px;
    border:1px solid var(--line-strong);
    background:var(--panel);
    color:var(--ink);
    align-items:center;
    justify-content:center;
    cursor:pointer;
    transition:background .22s var(--ease),transform .22s var(--ease);
  }
  .menu-toggle:hover{background:var(--salt);}
  .menu-toggle:active{transform:translateY(1px);}
  .menu-toggle svg{width:20px;height:20px;}

  .mobile-drawer{
    display:none;
    margin-top:10px;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--shadow-lg);
    padding:14px;
  }
  .mobile-drawer.open{display:block;}
  .mobile-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:10px;
  }
  .mobile-grid .nav-item{
    justify-content:flex-start;
    padding:12px 14px;
    border-radius:14px;
    background:var(--paper);
    border:1px solid var(--line);
    font-size:14px;
  }
  .mobile-grid .nav-item.active{
    background:rgba(240,90,60,.13);
    border-color:rgba(240,90,60,.26);
  }
  .mobile-cta{margin-top:12px;}
  .mobile-cta .btn{width:100%;}

  /* ============ 面包屑 ============ */
  .crumb{
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
    font-size:13px;
    color:var(--muted);
    padding:22px 0 14px;
  }
  .crumb a{transition:color .2s var(--ease);}
  .crumb a:hover{color:var(--sea);}
  .crumb .sep{opacity:.45;}
  .crumb .current{color:var(--coral);font-weight:600;}

  /* ============ Hero ============ */
  .page-hero{
    position:relative;
    overflow:hidden;
    border-radius:var(--r-xl);
    background-color:var(--ink);
    background-image:
      linear-gradient(104deg,rgba(16,43,42,.95) 6%,rgba(16,43,42,.78) 50%,rgba(16,43,42,.52) 100%),
      url('/assets/images/backpic/back-1.png');
    background-size:cover;
    background-position:center;
    color:#F7F3EA;
    padding:46px 44px;
    box-shadow:var(--shadow-lg);
  }
  .page-hero::after{
    content:"";
    position:absolute;
    inset:0;
    background-image:radial-gradient(circle at 88% 18%,rgba(242,184,75,.16) 0%,transparent 46%),
                     radial-gradient(circle at 8% 92%,rgba(240,90,60,.14) 0%,transparent 42%);
    pointer-events:none;
  }
  .hero-inner{
    position:relative;
    z-index:2;
    display:grid;
    grid-template-columns:1.22fr .78fr;
    gap:36px;
    align-items:center;
  }
  .hero-tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 14px;
    border-radius:999px;
    background:rgba(242,184,75,.16);
    border:1px solid rgba(242,184,75,.42);
    color:var(--sand);
    font-size:12.5px;
    font-weight:700;
    letter-spacing:.06em;
  }
  .hero-tag .dot{
    width:6px;height:6px;border-radius:50%;
    background:var(--sand);
  }
  .hero-h1{
    font-size:clamp(2rem,3.5vw,2.95rem);
    font-weight:800;
    line-height:1.24;
    letter-spacing:.01em;
    margin:16px 0 0;
  }
  .hero-lead{
    margin-top:16px;
    max-width:56ch;
    color:rgba(247,243,234,.84);
    font-size:16.5px;
    line-height:1.85;
  }
  .hero-btns{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:26px;
  }
  .hero-card{
    background:var(--paper);
    border:1px solid rgba(16,43,42,.14);
    border-radius:22px;
    padding:22px;
    color:var(--ink);
    box-shadow:0 18px 40px rgba(0,0,0,.22);
  }
  .hero-card-title{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:14px;
    font-weight:800;
    letter-spacing:.04em;
    color:var(--sea);
    margin-bottom:14px;
  }
  .hero-card-title svg{width:17px;height:17px;}
  .hero-card-list{display:grid;gap:11px;}
  .hero-card-list li{
    display:flex;
    align-items:flex-start;
    gap:10px;
    font-size:14px;
    line-height:1.65;
    color:#33443f;
  }
  .hero-card-list .idx{
    flex:none;
    width:22px;height:22px;
    border-radius:8px;
    background:var(--salt);
    color:var(--sea);
    font-size:12px;
    font-weight:800;
    display:flex;
    align-items:center;
    justify-content:center;
    font-variant-numeric:tabular-nums;
    margin-top:1px;
  }
  .hero-card-foot{
    margin-top:16px;
    padding-top:14px;
    border-top:1px dashed var(--line-strong);
    font-size:12.5px;
    color:var(--muted);
    line-height:1.7;
  }

  /* ============ 通用标题 ============ */
  .sec-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:18px;
    flex-wrap:wrap;
    margin-bottom:26px;
  }
  .sec-title{
    font-size:clamp(1.45rem,2.2vw,1.95rem);
    font-weight:800;
    color:var(--ink);
    letter-spacing:.01em;
    line-height:1.35;
    position:relative;
    padding-left:16px;
  }
  .sec-title::before{
    content:"";
    position:absolute;
    left:0;top:.22em;bottom:.22em;
    width:5px;
    border-radius:999px;
    background:var(--grad);
  }
  .sec-sub{
    font-size:14.5px;
    color:var(--muted);
    margin-top:8px;
    padding-left:16px;
    max-width:62ch;
  }
  .chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:6px 13px;
    border-radius:999px;
    background:var(--salt);
    border:1px solid var(--line);
    color:var(--sea);
    font-size:12.5px;
    font-weight:700;
    letter-spacing:.03em;
  }
  .chip-sand{background:rgba(242,184,75,.18);border-color:rgba(242,184,75,.42);color:#8a5c05;}
  .chip-coral{background:rgba(240,90,60,.12);border-color:rgba(240,90,60,.28);color:var(--coral);}

  /* ============ 指南主体双栏 ============ */
  .guide-wrap{
    display:grid;
    grid-template-columns:284px 1fr;
    gap:34px;
    align-items:start;
    margin-top:52px;
  }
  .toc-card{
    position:sticky;
    top:100px;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:22px;
    padding:22px;
    box-shadow:var(--shadow);
  }
  .toc-label{
    font-size:12.5px;
    font-weight:800;
    letter-spacing:.14em;
    color:var(--muted);
    margin-bottom:14px;
  }
  .toc-list{display:grid;gap:4px;}
  .toc-list a{
    display:flex;
    align-items:center;
    gap:10px;
    padding:9px 11px;
    border-radius:12px;
    font-size:14px;
    font-weight:600;
    color:#3d4f4a;
    border:1px solid transparent;
    transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
  }
  .toc-list a span.n{
    flex:none;
    width:20px;height:20px;
    border-radius:7px;
    background:var(--salt);
    color:var(--sea);
    font-size:11.5px;
    font-weight:800;
    display:flex;
    align-items:center;
    justify-content:center;
    font-variant-numeric:tabular-nums;
  }
  .toc-list a:hover{
    background:var(--paper);
    color:var(--sea);
    border-color:var(--line);
    transform:translateX(2px);
  }
  .toc-hint{
    margin-top:18px;
    padding-top:16px;
    border-top:1px dashed var(--line-strong);
    font-size:12.5px;
    line-height:1.75;
    color:var(--muted);
  }

  .doc-col{min-width:0;}

  .prep-card{
    display:grid;
    grid-template-columns:1fr 240px;
    gap:24px;
    align-items:center;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:26px;
    box-shadow:var(--shadow);
    margin-bottom:26px;
  }
  .prep-title{
    font-size:1.25rem;
    font-weight:800;
    color:var(--ink);
    margin:0 0 10px;
  }
  .prep-text{
    font-size:15px;
    color:#41534e;
    line-height:1.85;
    margin-bottom:16px;
  }
  .prep-list{display:grid;gap:9px;}
  .prep-list li{
    display:flex;
    gap:9px;
    align-items:flex-start;
    font-size:14.5px;
    color:#41534e;
    line-height:1.7;
  }
  .prep-list li::before{
    content:"";
    flex:none;
    width:8px;height:8px;
    border-radius:3px;
    margin-top:9px;
    background:var(--grad);
  }
  .prep-figure{
    border-radius:var(--r-md);
    overflow:hidden;
    border:1px solid var(--line);
    background:var(--salt);
  }
  .prep-figure img{
    width:100%;
    height:170px;
    object-fit:cover;
  }

  .step-card{
    position:relative;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:26px 28px 26px 84px;
    box-shadow:var(--shadow);
    margin-bottom:18px;
    scroll-margin-top:110px;
    transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
  }
  .step-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(14,107,98,.24);
  }
  .step-num{
    position:absolute;
    left:24px;
    top:26px;
    width:44px;
    height:44px;
    border-radius:14px;
    background:var(--salt);
    color:var(--sea);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:16px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
    border:1px solid rgba(14,107,98,.16);
  }
  .step-title{
    font-size:1.13rem;
    font-weight:800;
    color:var(--ink);
    margin:0 0 8px;
    line-height:1.5;
  }
  .step-text{
    font-size:15.2px;
    color:#41534e;
    line-height:1.9;
  }
  .tip-bar{
    margin-top:14px;
    background:var(--salt);
    border-left:3px solid var(--sand);
    border-radius:0 12px 12px 0;
    padding:11px 15px;
    font-size:13.8px;
    color:#37504a;
    line-height:1.75;
  }
  .tip-bar strong{color:var(--sea);}

  .note-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:18px;
    margin:26px 0 8px;
  }
  .note-card{
    background:var(--paper);
    border:1px solid var(--line-strong);
    border-radius:var(--r-md);
    padding:22px;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease);
  }
  .note-card:hover{transform:translateY(-3px);background:#fff;box-shadow:var(--shadow);}
  .note-card h3{
    display:flex;
    align-items:center;
    gap:9px;
    font-size:1rem;
    font-weight:800;
    color:var(--ink);
    margin:0 0 10px;
  }
  .note-card h3 svg{width:18px;height:18px;color:var(--coral);flex:none;}
  .note-card p{font-size:14.5px;color:#41534e;line-height:1.85;}

  /* ============ FAQ ============ */
  .faq-section{margin-top:60px;}
  .faq-list{display:grid;gap:12px;max-width:920px;}
  .faq-item{
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    overflow:hidden;
    position:relative;
    transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .faq-item:hover{box-shadow:var(--shadow);border-color:rgba(14,107,98,.2);}
  .faq-item::before{
    content:"";
    position:absolute;
    left:0;top:14px;bottom:14px;
    width:3px;
    border-radius:999px;
    background:var(--coral);
    opacity:0;
    transition:opacity .24s var(--ease);
  }
  .faq-item.open::before{opacity:1;}
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:18px 22px;
    background:transparent;
    border:0;
    cursor:pointer;
    text-align:left;
    font-size:16.5px;
    font-weight:700;
    color:var(--ink);
    line-height:1.6;
    transition:color .22s var(--ease),background .22s var(--ease);
  }
  .faq-q:hover{color:var(--sea);background:rgba(232,240,235,.5);}
  .faq-icon{
    flex:none;
    width:30px;height:30px;
    border-radius:10px;
    background:var(--salt);
    color:var(--sea);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:17px;
    font-weight:700;
    line-height:1;
    transition:background .22s var(--ease),color .22s var(--ease),transform .26s var(--ease);
  }
  .faq-item.open .faq-icon{background:var(--coral);color:#fff;transform:rotate(180deg);}
  .faq-a{
    display:grid;
    grid-template-rows:0fr;
    transition:grid-template-rows .28s var(--ease);
  }
  .faq-a > div{overflow:hidden;}
  .faq-item.open .faq-a{grid-template-rows:1fr;}
  .faq-a p{
    padding:0 22px 20px 22px;
    font-size:15px;
    color:#41534e;
    line-height:1.85;
  }

  /* ============ CTA ============ */
  .cta-panel{
    position:relative;
    overflow:hidden;
    margin-top:64px;
    border-radius:var(--r-xl);
    background:var(--grad);
    color:#fff;
    padding:44px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:28px;
    flex-wrap:wrap;
    box-shadow:0 24px 50px rgba(14,107,98,.24);
  }
  .cta-panel::after{
    content:"";
    position:absolute;
    inset:0;
    background-image:radial-gradient(circle at 90% 10%,rgba(255,255,255,.16) 0%,transparent 46%),
                     radial-gradient(circle at 6% 94%,rgba(242,184,75,.22) 0%,transparent 44%);
    pointer-events:none;
  }
  .cta-text{position:relative;z-index:2;max-width:56ch;}
  .cta-text h2{
    font-size:clamp(1.4rem,2.2vw,1.85rem);
    font-weight:800;
    margin:0 0 8px;
    line-height:1.4;
  }
  .cta-text p{
    font-size:15px;
    color:rgba(255,255,255,.86);
    line-height:1.8;
  }
  .cta-btns{
    position:relative;
    z-index:2;
    display:flex;
    gap:12px;
    flex-wrap:wrap;
  }
  .cta-btns .btn-cream{color:var(--ink);}
  .cta-btns .btn-outline{
    border-color:rgba(255,255,255,.62);
    color:#fff;
  }
  .cta-btns .btn-outline:hover{background:rgba(255,255,255,.16);border-color:#fff;}

  /* ============ 页脚 ============ */
  .footer{
    background:var(--ink);
    color:#E8F0EB;
    margin-top:76px;
    padding:56px 0 24px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr;
    gap:38px;
  }
  .footer .brand-text{color:#fff;}
  .footer .brand:hover{background:rgba(232,240,235,.1);}
  .footer-desc{
    margin-top:16px;
    max-width:46ch;
    font-size:14.3px;
    line-height:1.85;
    color:rgba(232,240,235,.72);
  }
  .footer-title{
    font-size:13.5px;
    font-weight:800;
    letter-spacing:.1em;
    color:var(--sand);
    margin:0 0 14px;
  }
  .footer-list{display:grid;gap:10px;font-size:14.3px;}
  .footer-list a{
    color:rgba(232,240,235,.8);
    transition:color .2s var(--ease),padding-left .2s var(--ease);
  }
  .footer-list a:hover{color:var(--sand);padding-left:4px;}
  .footer-meta{
    font-size:13px;
    line-height:1.9;
    color:rgba(232,240,235,.55);
  }
  .footer-bottom{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    margin-top:36px;
    padding-top:18px;
    border-top:1px solid rgba(232,240,235,.14);
    font-size:13px;
    color:rgba(232,240,235,.6);
  }
  .to-top{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--sand);
    font-weight:600;
    transition:transform .22s var(--ease),color .22s var(--ease);
  }
  .to-top:hover{transform:translateY(-2px);color:#fff;}

  /* ============ 响应式 ============ */
  @media (max-width:1100px){
    .nav-items{display:none;}
    .nav-actions .btn-primary{display:none;}
    .menu-toggle{display:inline-flex;}
  }

  @media (max-width:1024px){
    .page-hero{padding:36px 30px;}
    .hero-inner{grid-template-columns:1fr;gap:26px;}
    .hero-card{max-width:520px;}
    .guide-wrap{grid-template-columns:1fr;gap:26px;margin-top:40px;}
    .toc-card{position:static;top:auto;}
    .toc-list{grid-template-columns:1fr 1fr;}
    .prep-card{grid-template-columns:1fr;}
    .prep-figure img{height:200px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
    .footer-grid > div:first-child{grid-column:1 / -1;}
  }

  @media (max-width:768px){
    html body{font-size:16px;}
    .container{padding:0 20px;}
    .nav-panel{padding:9px 12px;border-radius:18px;}
    .brand-text{font-size:15px;}
    .page-hero{padding:30px 22px;border-radius:22px;}
    .hero-h1{font-size:clamp(1.9rem,6vw,2.3rem);}
    .hero-lead{font-size:15.2px;}
    .hero-btns .btn{flex:1 1 auto;min-width:150px;}
    .step-card{padding:22px 20px 22px 20px;margin-bottom:14px;}
    .step-num{position:static;margin-bottom:12px;}
    .note-grid{grid-template-columns:1fr;}
    .faq-q{font-size:15.5px;padding:16px 18px;}
    .faq-a p{padding:0 18px 18px 18px;font-size:14.5px;}
    .cta-panel{padding:30px 22px;border-radius:22px;}
    .cta-btns{width:100%;}
    .cta-btns .btn{flex:1 1 100%;}
    .footer{padding:40px 0 20px;margin-top:56px;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  }

  @media (max-width:520px){
    .toc-list{grid-template-columns:1fr;}
    .mobile-grid{grid-template-columns:1fr;}
    .hero-card{padding:18px;}
    .prep-card{padding:20px;}
    .sec-title{font-size:1.35rem;}
  }

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{
      animation-duration:.001ms !important;
      transition-duration:.001ms !important;
      scroll-behavior:auto !important;
    }
  }

/* roulang page: category5 */
:root{
    --coral:#F05A3C;
    --coral-deep:#D94A2E;
    --coral-soft:#FDE7E1;
    --sea:#0E6B62;
    --sea-soft:#E8F0EB;
    --ink:#102B2A;
    --text:#152523;
    --muted:#6A7A75;
    --sand:#F2B84B;
    --paper:#F7F3EA;
    --paper-2:#EFE9DC;
    --white:#FFFFFF;
    --line:rgba(16,43,42,.10);
    --line-strong:rgba(16,43,42,.18);
    --radius-xl:26px;
    --radius-lg:22px;
    --radius-md:18px;
    --radius-sm:14px;
    --shadow:0 14px 36px rgba(16,43,42,.08);
    --shadow-hover:0 20px 44px rgba(16,43,42,.14);
    --ease:.24s ease;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,sans-serif;
    background:var(--paper);
    color:var(--text);
    font-size:16.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  [hidden]{display:none !important;}
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
  input{font:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  p{margin:0;}
  h1,h2,h3,h4{margin:0;line-height:1.3;}
  ::selection{background:rgba(240,90,60,.22);}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
  .skip-link{position:absolute;left:16px;top:-60px;background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;z-index:200;transition:top var(--ease);}
  .skip-link:focus{top:14px;}
  .container{width:100%;max-width:1264px;margin:0 auto;padding:0 24px;}

  /* ---------- 顶部导航 ---------- */
  .site-header{position:sticky;top:0;z-index:80;padding:14px 0 0;transition:padding var(--ease);}
  .site-header.is-scrolled{padding-top:8px;}
  .nav-shell{
    position:relative;
    display:flex;
    align-items:center;
    gap:14px;
    background:rgba(255,255,255,.95);
    backdrop-filter:blur(10px);
    border:1px solid var(--line);
    border-radius:22px;
    padding:10px 12px;
    box-shadow:0 10px 26px rgba(16,43,42,.07);
    transition:box-shadow var(--ease),padding var(--ease),border-radius var(--ease);
  }
  .is-scrolled .nav-shell{padding:7px 10px;border-radius:18px;box-shadow:0 14px 34px rgba(16,43,42,.13);}
  .brand{display:inline-flex;align-items:center;gap:9px;flex-shrink:0;padding-right:14px;border-right:1px solid var(--line);}
  .brand-mark{
    font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;
    color:var(--sea);background:var(--sea-soft);padding:4px 8px;border-radius:9px;line-height:1.2;
  }
  .brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.01em;white-space:nowrap;}
  .nav-items{display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none;}
  .nav-items::-webkit-scrollbar{display:none;}
  .nav-item{
    display:inline-flex;align-items:center;gap:7px;
    padding:9px 12px;border-radius:13px;
    font-size:14px;font-weight:600;color:#3C4F4B;white-space:nowrap;
    transition:background var(--ease),color var(--ease),transform var(--ease);
  }
  .nav-item svg{width:17px;height:17px;flex-shrink:0;opacity:.85;}
  .nav-item:hover{background:var(--paper-2);color:var(--sea);transform:translateY(-1px);}
  .nav-item:focus-visible{outline:3px solid rgba(14,107,98,.5);outline-offset:2px;}
  .nav-item.active{background:var(--coral-soft);color:var(--coral-deep);font-weight:800;}
  .nav-item.active svg{opacity:1;}
  .nav-toggle{
    display:none;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:13px;border:1px solid var(--line);
    background:var(--paper);color:var(--ink);flex-shrink:0;
  }
  .nav-toggle:focus-visible{outline:3px solid rgba(14,107,98,.5);outline-offset:2px;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 24px;border-radius:999px;
    font-size:15px;font-weight:700;line-height:1;white-space:nowrap;
    transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),filter var(--ease);
  }
  .btn svg{width:16px;height:16px;}
  .btn:active{transform:translateY(1px);}
  .btn:focus-visible{outline:3px solid rgba(242,184,75,.95);outline-offset:3px;}
  .btn-primary{background:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);color:#fff;box-shadow:0 10px 24px rgba(240,90,60,.26);}
  .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 16px 32px rgba(240,90,60,.33);}
  .btn-solid{background:var(--coral);color:#fff;box-shadow:0 8px 20px rgba(240,90,60,.24);}
  .btn-solid:hover{background:var(--coral-deep);transform:translateY(-2px);}
  .btn-outline{border:1.5px solid var(--line-strong);color:var(--ink);background:transparent;}
  .btn-outline:hover{background:rgba(16,43,42,.05);transform:translateY(-2px);}
  .btn-light{border:1.5px solid rgba(247,243,234,.55);color:#F7F3EA;background:rgba(247,243,234,.08);}
  .btn-light:hover{background:rgba(247,243,234,.18);transform:translateY(-2px);}
  .btn-white{background:#F7F3EA;color:var(--ink);}
  .btn-white:hover{background:#fff;transform:translateY(-2px);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .nav-cta{flex-shrink:0;}

  /* ---------- 面包屑 ---------- */
  .crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--muted);padding:22px 0 0;}
  .crumbs a{transition:color var(--ease);}
  .crumbs a:hover{color:var(--coral);}
  .crumbs .sep{opacity:.45;}
  .crumbs .current{color:var(--coral-deep);font-weight:700;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;border-radius:var(--radius-xl);
    margin-top:18px;min-height:400px;color:#F7F3EA;background:var(--ink);
    display:flex;align-items:center;
  }
  .hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.55;}
  .hero-veil{position:absolute;inset:0;background:linear-gradient(115deg,rgba(16,43,42,.95) 6%,rgba(14,107,98,.84) 46%,rgba(16,43,42,.58) 100%);}
  .hero-pattern{position:absolute;inset:0;opacity:.06;background-image:radial-gradient(circle at 12px 12px, #F7F3EA 1.4px, transparent 1.5px);background-size:26px 26px;}
  .hero-inner{position:relative;z-index:3;width:100%;display:grid;grid-template-columns:1.4fr .6fr;gap:36px;align-items:center;padding:52px 48px;}
  .hero-eyebrow{
    display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
    background:rgba(247,243,234,.14);border:1px solid rgba(247,243,234,.28);
    font-size:12.5px;font-weight:700;letter-spacing:.06em;color:#F2B84B;
  }
  .hero-title{
    font-size:clamp(2.05rem,3.9vw,3.25rem);font-weight:800;line-height:1.22;
    margin-top:18px;letter-spacing:.01em;color:#FFFDF8;
  }
  .hero-title em{font-style:normal;color:var(--sand);}
  .hero-sub{margin-top:16px;max-width:600px;font-size:16px;line-height:1.85;color:rgba(247,243,234,.86);}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
  .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 13px;border-radius:999px;font-size:12.5px;font-weight:700;
    background:rgba(247,243,234,.12);border:1px solid rgba(247,243,234,.24);color:#F7F3EA;
  }
  .badge .dot{width:6px;height:6px;border-radius:50%;background:var(--sand);}
  .hero-side{position:relative;}
  .hero-poster{
    width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--radius-md);
    border:1px solid rgba(247,243,234,.28);box-shadow:0 22px 44px rgba(0,0,0,.32);
  }
  .hero-side-card{
    position:absolute;left:-16px;bottom:-16px;
    background:rgba(247,243,234,.96);color:var(--ink);
    border-radius:16px;padding:12px 16px;box-shadow:0 14px 30px rgba(0,0,0,.24);
    font-size:12.5px;font-weight:700;line-height:1.5;
  }
  .hero-side-card span{display:block;color:var(--sea);font-size:11.5px;letter-spacing:.08em;font-weight:800;}

  /* ---------- 搜索面板 ---------- */
  .search-panel{
    position:relative;z-index:5;margin-top:-40px;
    background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
    box-shadow:var(--shadow);padding:24px 26px;
  }
  .search-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:14px;}
  .search-title{font-size:19px;font-weight:800;color:var(--ink);}
  .search-hint{font-size:13px;color:var(--muted);}
  .search-field{
    display:flex;align-items:center;gap:10px;height:52px;
    background:var(--paper);border:1px solid var(--line-strong);border-radius:var(--radius-sm);
    padding:0 8px 0 16px;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
  }
  .search-field:focus-within{border-color:var(--sea);background:#fff;box-shadow:0 0 0 4px rgba(14,107,98,.14);}
  .search-field svg{width:19px;height:19px;color:var(--sea);flex-shrink:0;}
  .search-field input{
    flex:1 1 auto;min-width:0;height:100%;border:none;outline:none;background:transparent;
    font-size:16px;color:var(--text);
  }
  .search-field input::placeholder{color:#93A19C;}
  .chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px;}
  .chip{
    display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 16px;border-radius:999px;
    border:1px solid var(--line-strong);background:#fff;color:#3C4F4B;
    font-size:13.5px;font-weight:600;
    transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease);
  }
  .chip:hover{background:var(--sea-soft);border-color:rgba(14,107,98,.35);color:var(--sea);transform:translateY(-1px);}
  .chip:focus-visible{outline:3px solid rgba(14,107,98,.45);outline-offset:2px;}
  .chip.is-active{background:var(--ink);border-color:var(--ink);color:#F7F3EA;}

  /* ---------- 区块通用 ---------- */
  .section{padding:64px 0 0;}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:26px;}
  .section-title{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;color:var(--ink);position:relative;padding-left:16px;}
  .section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:4px;background:linear-gradient(180deg,var(--sea),var(--coral));}
  .section-desc{font-size:14.5px;color:var(--muted);max-width:560px;margin-top:8px;line-height:1.8;}

  /* ---------- 处理顺序 ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
  .step{
    background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);
    padding:20px 20px 22px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(14,107,98,.26);}
  .step-num{
    font-size:22px;font-weight:800;color:var(--coral);
    font-variant-numeric:tabular-nums;letter-spacing:.02em;
  }
  .step-title{font-size:16.5px;font-weight:800;color:var(--ink);margin-top:8px;}
  .step-text{font-size:14px;color:var(--muted);line-height:1.8;margin-top:8px;}

  /* ---------- FAQ 布局 ---------- */
  .faq-layout{display:grid;grid-template-columns:minmax(0,1.62fr) minmax(0,1fr);gap:28px;align-items:start;}
  .faq-group{margin-bottom:30px;}
  .faq-group[hidden]{display:none !important;}
  .faq-group-head{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .faq-group-title{font-size:19px;font-weight:800;color:var(--ink);}
  .faq-group-count{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:26px;height:24px;padding:0 8px;border-radius:999px;
    background:var(--sea-soft);color:var(--sea);font-size:12px;font-weight:800;
    font-variant-numeric:tabular-nums;
  }
  .faq-item{
    background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);
    margin-bottom:12px;overflow:hidden;
    transition:box-shadow var(--ease),border-color var(--ease),transform var(--ease);
  }
  .faq-item:hover{border-color:rgba(14,107,98,.24);box-shadow:0 10px 24px rgba(16,43,42,.06);}
  .faq-item.is-open{border-color:rgba(240,90,60,.38);box-shadow:0 14px 32px rgba(16,43,42,.09);}
  .faq-q{
    position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;
    width:100%;padding:18px 20px 18px 24px;text-align:left;
    font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.6;
    transition:color var(--ease);
  }
  .faq-q::before{
    content:"";position:absolute;left:10px;top:18px;bottom:18px;width:3px;border-radius:3px;
    background:var(--coral);opacity:0;transition:opacity var(--ease);
  }
  .faq-item.is-open .faq-q{color:var(--coral-deep);}
  .faq-item.is-open .faq-q::before{opacity:1;}
  .faq-q:focus-visible{outline:3px solid rgba(14,107,98,.45);outline-offset:-3px;}
  .faq-icon{
    position:relative;flex-shrink:0;width:24px;height:24px;border-radius:50%;
    border:1px solid var(--line-strong);background:var(--paper);
    transition:background var(--ease),border-color var(--ease),transform var(--ease);
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
    background:var(--sea);border-radius:2px;transition:opacity var(--ease),background var(--ease);
  }
  .faq-icon::before{width:10px;height:2px;}
  .faq-icon::after{width:2px;height:10px;}
  .faq-item.is-open .faq-icon{background:var(--coral-soft);border-color:rgba(240,90,60,.45);}
  .faq-item.is-open .faq-icon::before{background:var(--coral-deep);}
  .faq-item.is-open .faq-icon::after{opacity:0;}
  .faq-a{padding:0 22px 20px 24px;font-size:15.5px;line-height:1.9;color:#4B5C58;}
  .faq-a p + p{margin-top:10px;}
  .faq-a strong{color:var(--ink);}
  .faq-a .inline-link{color:var(--sea);font-weight:700;border-bottom:1px solid rgba(14,107,98,.4);transition:color var(--ease),border-color var(--ease);}
  .faq-a .inline-link:hover{color:var(--coral);border-color:rgba(240,90,60,.5);}

  .faq-empty{
    background:var(--white);border:1px dashed rgba(16,43,42,.24);border-radius:var(--radius-md);
    padding:34px 24px;text-align:center;
  }
  .faq-empty svg{width:38px;height:38px;margin:0 auto 12px;color:var(--sea);opacity:.7;}
  .faq-empty-title{font-size:16.5px;font-weight:800;color:var(--ink);}
  .faq-empty-desc{font-size:14px;color:var(--muted);margin-top:8px;}

  /* ---------- 侧栏 ---------- */
  .side-col{position:sticky;top:104px;display:grid;gap:18px;}
  .side-card{
    background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:22px;box-shadow:var(--shadow);
  }
  .side-card.dark{
    background:linear-gradient(160deg,#102B2A 0%,#0E6B62 100%);
    color:#F7F3EA;border-color:rgba(247,243,234,.16);
  }
  .side-title{font-size:17px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px;}
  .side-card.dark .side-title{color:#FFFDF8;}
  .side-title svg{width:18px;height:18px;color:var(--coral);}
  .side-card.dark .side-title svg{color:var(--sand);}
  .side-desc{font-size:14px;color:var(--muted);line-height:1.8;margin-top:10px;}
  .side-card.dark .side-desc{color:rgba(247,243,234,.82);}
  .side-steps{margin-top:14px;display:grid;gap:12px;}
  .side-step{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.75;}
  .side-step .n{
    flex-shrink:0;width:22px;height:22px;border-radius:50%;
    background:var(--sea-soft);color:var(--sea);font-size:12px;font-weight:800;
    display:inline-flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
    margin-top:2px;
  }
  .side-card.dark .side-step .n{background:rgba(247,243,234,.16);color:var(--sand);}
  .side-card.dark .side-step{color:rgba(247,243,234,.9);}
  .side-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
  .side-links{margin-top:16px;display:grid;gap:10px;}
  .side-links a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:11px 14px;border-radius:13px;background:var(--paper);
    font-size:14px;font-weight:700;color:var(--ink);
    transition:background var(--ease),color var(--ease),transform var(--ease);
  }
  .side-links a:hover{background:var(--sea-soft);color:var(--sea);transform:translateX(3px);}
  .side-links a svg{width:15px;height:15px;flex-shrink:0;opacity:.7;}

  /* ---------- 底部 CTA ---------- */
  .cta-panel{
    position:relative;overflow:hidden;margin-top:56px;
    background:linear-gradient(135deg,#0E6B62 0%,#F05A3C 100%);
    border-radius:var(--radius-xl);padding:44px 46px;color:#FFFDF8;
    display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
    box-shadow:0 22px 48px rgba(16,43,42,.18);
  }
  .cta-panel::after{
    content:"";position:absolute;inset:0;opacity:.09;pointer-events:none;
    background-image:radial-gradient(circle at 10px 10px, #FFFFFF 1.2px, transparent 1.3px);
    background-size:24px 24px;
  }
  .cta-text{position:relative;z-index:2;max-width:620px;}
  .cta-title{font-size:clamp(1.4rem,2.3vw,1.9rem);font-weight:800;line-height:1.35;}
  .cta-sub{font-size:15px;line-height:1.8;margin-top:10px;color:rgba(255,253,248,.92);}
  .cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}

  /* ---------- 页脚 ---------- */
  .footer{background:var(--ink);color:#EFE9DC;margin-top:72px;padding:58px 0 28px;position:relative;}
  .footer::before{
    content:"";position:absolute;inset:0;opacity:.05;pointer-events:none;
    background-image:radial-gradient(circle at 12px 12px, #F7F3EA 1.2px, transparent 1.3px);
    background-size:28px 28px;
  }
  .footer .container{position:relative;z-index:2;}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:38px;}
  .footer .brand{border-right:none;padding-right:0;}
  .footer .brand-mark{background:rgba(247,243,234,.14);color:var(--sand);}
  .footer .brand-text{color:#FFFDF8;}
  .footer-desc{color:rgba(247,243,234,.74);font-size:14.5px;line-height:1.85;margin-top:14px;max-width:430px;}
  .footer-title{font-size:13.5px;font-weight:800;letter-spacing:.1em;color:var(--sand);margin-bottom:14px;}
  .footer-list{display:grid;gap:10px;font-size:14.5px;}
  .footer-list a{color:rgba(247,243,234,.8);transition:color var(--ease),transform var(--ease);display:inline-block;}
  .footer-list a:hover{color:#fff;transform:translateX(3px);}
  .footer-list a:focus-visible{outline:2px solid rgba(242,184,75,.8);outline-offset:3px;border-radius:4px;}
  .footer-meta{font-size:13px;color:rgba(247,243,234,.6);line-height:1.9;}
  .footer-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    border-top:1px solid rgba(247,243,234,.14);margin-top:38px;padding-top:18px;
    font-size:13px;color:rgba(247,243,234,.66);
  }
  .to-top{
    display:inline-flex;align-items:center;gap:6px;color:var(--sand);font-weight:700;
    transition:color var(--ease),transform var(--ease);
  }
  .to-top:hover{color:#fff;transform:translateY(-2px);}

  /* ---------- 响应式 ---------- */
  @media (max-width:1180px){
    .hero-inner{padding:44px 36px;gap:28px;}
  }
  @media (max-width:1023px){
    .nav-toggle{display:inline-flex;}
    .nav-items{
      display:none;
      position:absolute;left:0;right:0;top:calc(100% + 10px);
      background:#fff;border:1px solid var(--line);border-radius:20px;
      box-shadow:0 20px 44px rgba(16,43,42,.16);
      padding:12px;grid-template-columns:1fr 1fr;gap:8px;
      max-height:min(70vh,460px);overflow-y:auto;z-index:90;
    }
    .nav-items.is-open{display:grid;}
    .nav-item{justify-content:flex-start;padding:12px;font-size:14.5px;border:1px solid var(--line);background:var(--paper);}
    .nav-item.active{background:var(--coral-soft);border-color:rgba(240,90,60,.35);}
    .nav-cta{height:42px;padding:0 16px;font-size:13.5px;}
    .brand-text{font-size:15.5px;}
    .hero-inner{grid-template-columns:1fr;padding:40px 30px 46px;}
    .hero-side{display:none;}
    .faq-layout{grid-template-columns:1fr;}
    .side-col{position:static;grid-template-columns:1fr 1fr;}
    .steps{grid-template-columns:1fr 1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  }
  @media (max-width:767px){
    body{font-size:16px;}
    .container{padding:0 20px;}
    .nav-shell{gap:8px;padding:8px 10px;border-radius:18px;}
    .nav-cta{display:none;}
    .search-panel{padding:18px 16px;margin-top:-26px;border-radius:18px;}
    .hero{min-height:0;border-radius:20px;}
    .hero-inner{padding:34px 22px 38px;}
    .hero-title{font-size:clamp(1.85rem,6.4vw,2.4rem);}
    .hero-sub{font-size:15px;}
    .hero-actions .btn{flex:1 1 auto;}
    .section{padding:48px 0 0;}
    .steps{grid-template-columns:1fr;}
    .side-col{grid-template-columns:1fr;}
    .cta-panel{padding:30px 22px;border-radius:20px;margin-top:44px;}
    .cta-actions{width:100%;}
    .cta-actions .btn{flex:1 1 auto;}
    .footer{padding:44px 0 22px;margin-top:54px;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
    .faq-q{font-size:15.5px;padding:16px 16px 16px 22px;}
    .faq-a{padding:0 18px 18px 22px;font-size:15px;}
    .crumbs{padding-top:16px;}
  }
  @media (max-width:520px){
    .search-field{height:50px;padding-left:14px;}
    .search-field input{font-size:15px;}
    .chip{height:36px;padding:0 13px;font-size:13px;}
    .nav-items{grid-template-columns:1fr 1fr;}
    .side-card{padding:18px;}
  }
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
    .btn:hover,.step:hover,.chip:hover,.footer-list a:hover{transform:none;}
  }