/* roulang page: index */
:root{
  --brand:#0B7A75;
  --brand-deep:#075E5A;
  --brand-soft:#E6F4F1;
  --accent:#FF6B4A;
  --accent-deep:#E85A3B;
  --sun:#F4C95D;
  --bg:#F7F3EC;
  --surface:#FFFCF7;
  --ink:#1F2A28;
  --muted:#66736F;
  --line:#E3DDD2;
  --footer:#083B38;
  --radius-lg:20px;
  --radius-md:14px;
  --shadow-sm:0 8px 24px rgba(31,42,40,.08);
  --shadow-md:0 16px 36px rgba(31,42,40,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-deep)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink)}
h1{font-size:46px;line-height:1.16;letter-spacing:.5px}
h2{font-size:30px;line-height:1.3;letter-spacing:.3px}
h3{font-size:19px;line-height:1.5;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-soft{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-head .lead{color:var(--muted);font-size:16px;margin-top:8px;max-width:44ch;line-height:1.8}
a:focus-visible,button:focus-visible,input:focus-visible,.faq-q:focus-visible{
  outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;
}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;text-align:center;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,74,.25)}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(255,107,74,.3)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand-deep);border-color:rgba(11,122,117,.42)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-1px)}
.btn-light{background:var(--surface);color:var(--brand-deep);border-color:transparent}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-1px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);min-height:44px}
.btn-text:hover{color:var(--accent-deep);text-decoration:underline;text-underline-offset:5px}
/* ---------- tags ---------- */
.tag{display:inline-flex;align-items:center;height:25px;padding:0 11px;border-radius:999px;background:var(--brand-soft);color:var(--brand-deep);font-size:12px;font-weight:600;letter-spacing:.3px}
.tag-accent{background:rgba(255,107,74,.12);color:var(--accent-deep)}
/* ---------- header ---------- */
.site-header{position:relative;z-index:60}
.topbar{background:var(--surface);border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 100%);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(11,122,117,.25);
}
.brand-mark svg{width:22px;height:22px;display:block}
.brand-text{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.4px;white-space:nowrap}
.brand:hover .brand-text{color:var(--brand-deep)}
.search-box{display:flex;align-items:center;gap:0;flex:1;max-width:260px;margin-left:auto;
  background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:0 6px 0 16px;height:42px;transition:border-color .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,122,117,.12)}
.search-box input{flex:1;border:0;background:transparent;font-size:14px;color:var(--ink);height:38px;outline:none;min-width:0}
.search-box input::placeholder{color:var(--muted)}
.search-box button{width:34px;height:34px;border-radius:999px;border:0;background:var(--brand);color:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:background .2s ease}
.search-box button:hover{background:var(--brand-deep)}
.topbar-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}
.link-quiet{font-size:14px;font-weight:600;color:var(--muted);min-height:44px;display:inline-flex;align-items:center}
.link-quiet:hover{color:var(--brand-deep)}
.menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:17px;cursor:pointer;align-items:center;justify-content:center}
.menu-toggle:hover{background:var(--brand-soft);color:var(--brand-deep)}
/* nav tabs */
.nav-tabs{position:sticky;top:0;z-index:55;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 4px 14px rgba(31,42,40,.06)}
.tabs-inner{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.tabs-inner::-webkit-scrollbar{display:none}
.tab{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  font-size:15px;font-weight:600;color:rgba(31,42,40,.72);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.tab:hover{background:var(--brand-soft);color:var(--brand-deep)}
.tab.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(11,122,117,.22)}
.tab.is-active:hover{background:var(--brand-deep);color:#fff}
/* mobile drawer */
.mobile-drawer{display:none;background:var(--surface);border-bottom:1px solid var(--line);padding:8px 0 18px}
.mobile-drawer.is-open{display:block}
.mobile-drawer .container{display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{display:flex;align-items:center;min-height:46px;padding:0 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink)}
.mobile-drawer a:hover{background:var(--brand-soft);color:var(--brand-deep)}
.mobile-drawer .m-cta{margin-top:8px;justify-content:center;background:var(--accent);color:#fff}
.mobile-drawer .m-cta:hover{background:var(--accent-deep);color:#fff}
/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:76px 0 84px;
  background:
    linear-gradient(180deg,rgba(247,243,236,.94) 0%,rgba(247,243,236,.9) 55%,rgba(247,243,236,.97) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;left:-8%;bottom:-40px;width:56%;height:220px;pointer-events:none;
  background:radial-gradient(circle at 20% 40%,rgba(11,122,117,.07) 0 12px,transparent 13px) 0 0/40px 40px;
  opacity:.85;
}
.hero-grid{margin-left:-12px;margin-right:-12px;align-items:center}
.hero-grid > .cell{padding-left:12px;padding-right:12px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 16px;border-radius:999px;
  background:rgba(11,122,117,.1);color:var(--brand-deep);font-size:13px;font-weight:600;letter-spacing:.4px;margin-bottom:20px}
.eyebrow i{font-size:11px}
.hero h1{max-width:15em}
.hero-sub{font-size:18px;color:var(--muted);margin-top:18px;max-width:30em;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-trust li{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--muted);
}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:520px}
.stack-main{
  position:relative;z-index:3;width:min(316px,72vw);aspect-ratio:9/16;margin:0;
  border-radius:24px;overflow:hidden;box-shadow:var(--shadow-md);background:var(--brand-soft);
}
.stack-main img{width:100%;height:100%;object-fit:cover}
.stack-main::after{content:"";position:absolute;inset:auto 0 0 0;height:52%;
  background:linear-gradient(180deg,rgba(8,59,56,0) 0%,rgba(8,59,56,.82) 100%)}
.clip-pill{
  position:absolute;top:14px;left:14px;z-index:4;height:26px;padding:0 12px;border-radius:999px;
  display:inline-flex;align-items:center;background:rgba(255,252,247,.92);color:var(--brand-deep);
  font-size:12px;font-weight:600;letter-spacing:.3px;
}
.stack-meta{position:absolute;left:18px;right:18px;bottom:18px;z-index:4;color:#fff}
.stack-meta strong{display:block;font-size:16px;font-weight:700;line-height:1.5}
.stack-meta span{display:block;font-size:12px;color:rgba(255,252,247,.82);margin-top:4px}
.stack-card{
  position:absolute;z-index:2;width:168px;aspect-ratio:4/5;margin:0;border-radius:18px;overflow:hidden;
  border:4px solid var(--surface);box-shadow:var(--shadow-sm);background:var(--brand-soft);
}
.stack-card img{width:100%;height:100%;object-fit:cover}
.stack-card.side-a{left:0;bottom:52px;transform:rotate(-5deg)}
.stack-card.side-b{right:0;top:44px;transform:rotate(5deg)}
/* ---------- clip track ---------- */
.clip-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 16px;scrollbar-width:thin;-webkit-overflow-scrolling:touch;
}
.clip-track::-webkit-scrollbar{height:6px}
.clip-track::-webkit-scrollbar-thumb{background:rgba(11,122,117,.28);border-radius:999px}
.clip{
  position:relative;flex:0 0 272px;aspect-ratio:4/5;border-radius:18px;overflow:hidden;
  scroll-snap-align:start;background:var(--brand-soft);box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.clip:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.clip img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.clip:hover img{transform:scale(1.04)}
.clip::after{content:"";position:absolute;inset:auto 0 0 0;height:56%;
  background:linear-gradient(180deg,rgba(8,59,56,0) 0%,rgba(8,59,56,.86) 100%)}
.clip-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;
  width:56px;height:56px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,252,247,.82);color:var(--brand-deep);font-size:17px;
  transition:transform .25s ease,background .25s ease;
}
.clip:hover .clip-play{transform:translate(-50%,-50%) scale(1.1);background:#fff}
.clip-meta{position:absolute;left:16px;right:16px;bottom:16px;z-index:3;color:#fff;display:block}
.clip-meta strong{display:block;font-size:15px;font-weight:700;line-height:1.5;max-height:3em;overflow:hidden}
.clip-meta em{display:block;font-style:normal;font-size:12px;color:rgba(255,252,247,.8);margin-top:4px}
.clip .clip-pill{position:absolute;top:12px;left:12px}
/* ---------- picks ---------- */
.pick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.pick{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px;transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.pick:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:rgba(11,122,117,.28)}
.pick-thumb{width:96px;height:112px;border-radius:var(--radius-md);overflow:hidden;background:var(--brand-soft)}
.pick-thumb img{width:100%;height:100%;object-fit:cover}
.pick-body{min-width:0}
.pick-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.pick-num{
  display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:26px;padding:0 8px;
  border-radius:9px;background:var(--brand-soft);color:var(--brand-deep);font-size:13px;font-weight:700;letter-spacing:.5px;
}
.pick h3{font-size:18px;line-height:1.5}
.pick-points{margin-top:10px;display:grid;gap:4px}
.pick-points li{position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.75}
.pick-points li::before{content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:999px;background:var(--brand);opacity:.55}
.pick-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;flex-wrap:wrap}
/* ---------- news cms ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;color:var(--ink);
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.news-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:rgba(11,122,117,.28);color:var(--ink)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);position:relative}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{
  font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body time{font-size:12px;color:var(--muted);letter-spacing:.4px;margin-top:auto}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:56px 24px;border:1px dashed var(--line);border-radius:var(--radius-lg);background:var(--surface);text-align:center;
}
.empty-state .wave{width:64px;height:64px;border-radius:999px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:22px}
.empty-state p{color:var(--muted);font-size:15px}
/* ---------- reviews ---------- */
.review-track{display:flex;gap:20px;overflow-x:auto;padding:4px 4px 16px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.review-track::-webkit-scrollbar{height:6px}
.review-track::-webkit-scrollbar-thumb{background:rgba(11,122,117,.28);border-radius:999px}
.review-card{
  flex:0 0 300px;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:20px;display:flex;flex-direction:column;gap:12px;
  transition:box-shadow .25s ease,transform .25s ease;
}
.review-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:40px;height:40px;border-radius:999px;background:var(--brand-soft);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex-shrink:0}
.review-top strong{font-size:13px;font-weight:600;display:block}
.review-top span{font-size:12px;color:var(--muted)}
.review-card p{font-size:14px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--brand-deep) 0%,var(--footer) 100%);
  border-radius:26px;padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-md);position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:999px;
  background:radial-gradient(circle,rgba(244,201,93,.16) 0%,rgba(244,201,93,0) 70%);
}
.cta-band h2{color:#fff;font-size:26px;position:relative}
.cta-band p{color:rgba(255,252,247,.78);font-size:15px;margin-top:8px;max-width:42ch;position:relative}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;position:relative;
}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);transform:scaleY(0);transform-origin:top;transition:transform .25s ease}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-item:hover{border-color:rgba(11,122,117,.3);box-shadow:var(--shadow-sm)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;
  padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;min-height:56px;
  transition:background .2s ease;
}
.faq-q:hover{background:var(--brand-soft)}
.faq-q i{color:var(--brand);font-size:13px;transition:transform .25s ease;flex-shrink:0}
.faq-item.is-open .faq-q{color:var(--brand-deep)}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.85}
/* ---------- footer ---------- */
.site-footer{background:var(--footer);color:rgba(255,252,247,.78);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand .brand-text{color:#fff;font-size:19px}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:14px;max-width:30ch;color:rgba(255,252,247,.66)}
.footer-col strong{display:block;font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.4px}
.footer-col ul{display:grid;gap:2px}
.footer-col a{display:inline-flex;align-items:center;min-height:36px;font-size:14px;color:rgba(255,252,247,.72)}
.footer-col a:hover{color:var(--sun)}
.footer-col p{font-size:13px;line-height:1.9;color:rgba(255,252,247,.66)}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,252,247,.14);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,252,247,.55);
}
.footer-bottom a{color:rgba(255,252,247,.55)}
.footer-bottom a:hover{color:var(--sun)}
/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  h1{font-size:38px}
  h2{font-size:27px}
  .hero{padding:60px 0 68px}
  .hero-visual{min-height:440px}
  .stack-main{width:264px}
  .stack-card{width:140px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pick-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
}
@media screen and (max-width:900px){
  .search-box{display:none}
  .topbar-actions .link-quiet{display:none}
  .menu-toggle{display:inline-flex}
  .topbar-inner{height:64px;gap:12px}
}
@media screen and (max-width:768px){
  body{font-size:16px}
  h1{font-size:32px}
  h2{font-size:24px}
  h3{font-size:17px}
  .section{padding:52px 0}
  .container{padding:0 18px}
  .hero{padding:40px 0 56px}
  .hero-sub{font-size:16px;margin-top:14px}
  .hero-actions{margin-top:22px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-visual{min-height:auto;margin-top:34px;justify-content:flex-start;overflow:hidden}
  .stack-main{width:74vw;max-width:300px}
  .stack-card{display:none}
  .clip{flex:0 0 78vw}
  .clip-track{gap:16px}
  .review-card{flex:0 0 82vw}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;gap:20px}
  .cta-band h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .pick{grid-template-columns:80px minmax(0,1fr);gap:14px;padding:16px}
  .pick-thumb{width:80px;height:96px}
  .news-grid{grid-template-columns:1fr;gap:18px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .site-footer{padding:44px 0 0}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .section-head{margin-bottom:24px}
  .brand-text{font-size:17px}
  .brand-mark{width:34px;height:34px;border-radius:10px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a p{padding:0 18px 18px;font-size:14px}
}
@media screen and (max-width:520px){
  h1{font-size:29px}
  .hero-trust{gap:8px}
  .hero-trust li{font-size:12px;height:28px;padding:0 11px}
  .clip{flex:0 0 80vw}
  .review-card{flex:0 0 86vw}
}

/* roulang page: category1 */
:root{
  --brand:#0B7A75;
  --brand-deep:#075E5A;
  --brand-soft:#E6F4F1;
  --accent:#FF6B4A;
  --accent-deep:#E85A3B;
  --sun:#F4C95D;
  --bg:#F7F3EC;
  --surface:#FFFCF7;
  --ink:#1F2A28;
  --muted:#66736F;
  --line:#E3DDD2;
  --footer:#083B38;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-sm:0 8px 24px rgba(31,42,40,.08);
  --shadow-md:0 16px 36px rgba(31,42,40,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:.2px}
p{margin:0}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-deep)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
input,textarea,select{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 顶部品牌行 ---------- */
.site-header{background:var(--bg);border-bottom:1px solid var(--line)}
.header-top-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--brand);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(11,122,117,.25)}
.brand-mark svg{width:24px;height:24px;display:block}
.brand-text{font-size:20px;font-weight:700;color:var(--ink);white-space:nowrap}
.brand:hover .brand-text{color:var(--brand-deep)}
.search-form{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:6px;
  width:250px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(230,244,241,.9)}
.search-form input{
  margin:0;border:0;background:transparent;
  height:34px;line-height:34px;padding:0;font-size:14px;color:var(--ink);flex:1;min-width:0;
}
.search-form input:focus{outline:none;box-shadow:none}
.search-form input::placeholder{color:#9AA5A1}
.search-btn{
  width:38px;height:38px;border-radius:999px;border:0;background:var(--brand-soft);
  color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:.2s ease;flex:0 0 auto;
}
.search-btn:hover{background:var(--brand);color:#fff}
.search-btn svg{width:17px;height:17px}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.header-link{font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap}
.header-link:hover{color:var(--brand-deep)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;text-decoration:none;transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,74,.25)}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,107,74,.3)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand-deep);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep)}
.btn-light{background:#fff;color:var(--brand-deep)}
.btn-light:hover{background:var(--sun);color:#3A2A00;transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,252,247,.6)}
.btn-outline-light:hover{background:rgba(255,252,247,.14);color:#fff;border-color:#fff}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* ---------- 频道 Tabs ---------- */
.nav-tabs{
  position:sticky;top:0;z-index:80;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  box-shadow:0 4px 14px rgba(31,42,40,.05);
}
.tabs-inner{display:flex;align-items:center;gap:10px;min-height:52px;overflow-x:auto;scrollbar-width:none}
.tabs-inner::-webkit-scrollbar{display:none}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:600;color:rgba(31,42,40,.7);
  text-decoration:none;transition:.2s ease;
}
.tab:hover{background:var(--brand-soft);color:var(--brand-deep)}
.tab.is-active{background:var(--brand);color:#fff}
.tab.is-active:hover{background:var(--brand-deep);color:#fff}

/* ---------- 页面 Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--brand-deep);color:#fff;padding:48px 0 56px}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.26;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:
    radial-gradient(circle at 88% 12%,rgba(244,201,93,.22),transparent 42%),
    radial-gradient(circle at 4% 96%,rgba(11,122,117,.45),transparent 55%);
}
.page-hero-inner{position:relative;z-index:2;max-width:860px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 20px;font-size:13px;color:rgba(255,252,247,.72)}
.breadcrumb a{color:rgba(255,252,247,.86);text-decoration:none}
.breadcrumb a:hover{color:var(--sun);text-decoration:underline}
.breadcrumb .sep{color:rgba(255,252,247,.45)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(255,252,247,.14);
  border:1px solid rgba(255,252,247,.28);
  color:#FFFCF7;font-size:12px;font-weight:600;letter-spacing:.4px;
  margin-bottom:18px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--sun);display:inline-block}
.page-hero h1{
  font-size:44px;line-height:1.16;color:#fff;margin:0 0 18px;letter-spacing:.4px;
}
.page-hero h1 .hl{color:var(--sun)}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,252,247,.88);max-width:34em;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px}
.hero-meta span{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:rgba(255,252,247,.85);
  background:rgba(8,59,56,.35);
  border:1px solid rgba(255,252,247,.18);
  border-radius:999px;padding:5px 13px;
}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
.section-tight{padding:52px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:30px;line-height:1.3}
.section-head .sub{font-size:15px;color:var(--muted);margin-top:8px;max-width:46em}
.section-link{font-size:14px;font-weight:600;color:var(--brand-deep);display:inline-flex;align-items:center;gap:6px}
.section-link:hover{color:var(--accent-deep);text-decoration:underline}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:1px;color:var(--brand);
  margin-bottom:10px;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--accent)}

/* ---------- 筛选标签 ---------- */
.filter-wrap{margin-bottom:30px}
.filter-bar{
  display:flex;align-items:center;gap:10px;
  overflow-x:auto;scrollbar-width:none;
  padding:6px 0 10px;
}
.filter-bar::-webkit-scrollbar{display:none}
.filter-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  min-height:42px;padding:0 18px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  color:var(--muted);font-size:14px;font-weight:600;
  cursor:pointer;transition:.2s ease;
}
.filter-pill:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:#CBDDD8}
.filter-pill.is-on{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(11,122,117,.22)}
.filter-hint{font-size:13px;color:var(--muted);padding-left:2px}

/* ---------- 竖屏片段卡 ---------- */
.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.video-card{
  display:block;position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  text-decoration:none;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.video-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#CFE2DD}
.video-card:active{transform:translateY(-1px)}
.video-thumb{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--brand-soft)}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.video-card:hover .video-thumb img{transform:scale(1.04)}
.card-tag{
  position:absolute;top:14px;left:14px;z-index:3;
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  background:rgba(255,252,247,.94);color:var(--brand-deep);
  font-size:12px;font-weight:600;letter-spacing:.2px;
  box-shadow:0 4px 12px rgba(8,59,56,.14);
}
.play-btn{
  position:absolute;top:50%;left:50%;z-index:3;
  width:58px;height:58px;margin:-29px 0 0 -29px;
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,252,247,.88);
  box-shadow:0 10px 26px rgba(8,59,56,.28);
  transition:transform .25s ease,background .25s ease;
}
.play-btn svg{width:22px;height:22px;margin-left:3px;fill:var(--brand-deep);transition:fill .25s ease}
.video-card:hover .play-btn{transform:scale(1.09);background:var(--accent)}
.video-card:hover .play-btn svg{fill:#fff}
.card-overlay{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:54px 18px 18px;
  background:linear-gradient(to top,rgba(8,59,56,.94) 0%,rgba(8,59,56,.6) 52%,rgba(8,59,56,0) 100%);
}
.card-title{
  font-size:17px;font-weight:600;line-height:1.5;color:#fff;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:12px;color:rgba(255,252,247,.8)}
.card-meta .sep{width:3px;height:3px;border-radius:50%;background:rgba(255,252,247,.5);display:inline-block}
.empty-tip{display:none;padding:34px 20px;text-align:center;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-lg);color:var(--muted);font-size:15px}
.empty-tip.is-show{display:block}

/* ---------- 浏览步骤 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.flow-item{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:22px 20px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.flow-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand-deep);
  font-size:14px;font-weight:700;margin-bottom:14px;
}
.flow-item h3{font-size:17px;margin-bottom:8px}
.flow-item p{font-size:14px;line-height:1.75;color:var(--muted)}

/* ---------- 转化条 ---------- */
.convert-bar{
  background:var(--brand-deep);color:#fff;border-radius:var(--radius-lg);
  padding:34px 36px;display:flex;align-items:center;justify-content:space-between;gap:26px;
  box-shadow:0 18px 40px rgba(8,59,56,.18);
  position:relative;overflow:hidden;
}
.convert-bar::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,201,93,.22),transparent 70%);
  pointer-events:none;
}
.convert-text{position:relative;z-index:2;max-width:640px}
.convert-text strong{display:block;font-size:23px;line-height:1.4;margin-bottom:8px;color:#fff}
.convert-text p{font-size:15px;line-height:1.8;color:rgba(255,252,247,.82)}
.convert-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{border-color:#CFE2DD;box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--brand-soft)}
.faq-item[open] summary{color:var(--brand-deep);background:var(--brand-soft)}
.faq-arrow{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(11,122,117,.1);color:var(--brand-deep);
  transition:transform .25s ease,background .25s ease;
}
.faq-arrow svg{width:13px;height:13px}
.faq-item[open] .faq-arrow{transform:rotate(180deg);background:var(--brand);color:#fff}
.faq-item[open] .faq-arrow svg path{stroke:#fff}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted);border-left:3px solid var(--brand);margin:0 0 0 22px;padding-left:18px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:rgba(255,252,247,.82);margin-top:20px;padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:#FFFCF7;font-size:19px;font-weight:700}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,252,247,.68);max-width:34em}
.footer-col strong{display:block;font-size:15px;font-weight:700;color:#FFFCF7;margin-bottom:14px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:rgba(255,252,247,.75);text-decoration:none;transition:color .2s ease}
.footer-col ul li a:hover{color:var(--sun)}
.footer-col p{font-size:13.5px;line-height:1.85;color:rgba(255,252,247,.66);margin-bottom:10px}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,252,247,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,252,247,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .page-hero h1{font-size:38px}
  .video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .section{padding:56px 0}
}
@media (max-width:768px){
  .header-top-inner{gap:14px;min-height:62px}
  .search-form{display:none}
  .header-actions{margin-left:auto}
  .header-link{display:none}
  .brand-text{font-size:17px}
  .brand-mark{width:34px;height:34px;border-radius:10px}
  .page-hero{padding:36px 0 44px}
  .page-hero h1{font-size:32px}
  .hero-sub{font-size:16px}
  .section,.section-tight{padding:44px 0}
  .section-head h2{font-size:24px}
  .video-grid{
    display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:10px;scrollbar-width:none;
  }
  .video-grid::-webkit-scrollbar{display:none}
  .video-card{flex:0 0 76vw;scroll-snap-align:start}
  .flow-grid{grid-template-columns:1fr}
  .convert-bar{flex-direction:column;align-items:flex-start;padding:26px 22px;gap:18px}
  .convert-actions{width:100%;flex-direction:column}
  .convert-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .page-hero h1{font-size:29px}
  .hero-actions .btn{width:100%}
  .brand-text{font-size:16px}
  .video-card{flex:0 0 80vw}
  .card-title{font-size:16px}
  body{font-size:16px}
}

/* roulang page: article */
:root{
  --brand:#0B7A75;
  --brand-deep:#075E5A;
  --brand-soft:#E6F4F1;
  --accent:#FF6B4A;
  --accent-deep:#E85A3B;
  --sun:#F4C95D;
  --bg:#F7F3EC;
  --surface:#FFFCF7;
  --ink:#1F2A28;
  --muted:#66736F;
  --line:#E3DDD2;
  --footer:#083B38;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-sm:0 8px 24px rgba(31,42,40,.08);
  --shadow-md:0 16px 36px rgba(31,42,40,.12);
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--accent);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.2px;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
li{margin:0 0 .35em;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:8px;}

.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;
}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ---------- 品牌 ---------- */
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--ink);
}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  display:grid;place-items:center;
  box-shadow:0 6px 14px rgba(11,122,117,.24);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{
  font-size:20px;
  font-weight:700;
  letter-spacing:.4px;
  color:var(--ink);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 24px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 8px 20px rgba(255,107,74,.25);
}
.btn-primary:hover{
  background:var(--accent-deep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(255,107,74,.32);
}
.btn-ghost{
  background:transparent;
  color:var(--brand-deep);
  border-color:rgba(11,122,117,.45);
}
.btn-ghost:hover{
  background:var(--brand-soft);
  color:var(--brand-deep);
  border-color:var(--brand);
}
.btn-light{
  background:var(--surface);
  color:var(--brand-deep);
  border-color:var(--surface);
}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-1px);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 标签 ---------- */
.pill{
  display:inline-flex;
  align-items:center;
  min-height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:12px;
  font-weight:600;
  letter-spacing:.3px;
  white-space:nowrap;
}
.pill-accent{background:rgba(255,107,74,.14);color:var(--accent-deep);}
.pill-sun{background:rgba(244,201,93,.24);color:#8A6A16;}

/* ---------- 顶部导航 ---------- */
.site-header{position:relative;z-index:80;background:var(--surface);}
.header-top{border-bottom:1px solid var(--line);}
.header-top-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:68px;
}
.header-actions{display:flex;align-items:center;gap:14px;}
.search-form{position:relative;display:flex;align-items:center;}
.search-form input{
  width:244px;
  height:40px;
  padding:0 46px 0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--bg);
  color:var(--ink);
  font-size:14px;
  font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-form input::placeholder{color:#9AA5A1;}
.search-form input:focus{
  outline:none;
  border-color:var(--brand);
  background:#fff;
  box-shadow:0 0 0 4px rgba(11,122,117,.12);
}
.search-btn{
  position:absolute;
  right:5px;
  width:32px;height:32px;
  display:grid;place-items:center;
  border:0;
  border-radius:50%;
  background:var(--brand);
  color:#fff;
  cursor:pointer;
  transition:background-color .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--brand-deep);transform:scale(1.05);}
.search-btn svg{width:16px;height:16px;}
.header-link{
  font-size:14px;
  font-weight:600;
  color:var(--muted);
}
.header-link:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:4px;}
.icon-btn{
  width:44px;height:44px;
  display:none;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:50%;
  background:var(--surface);
  color:var(--brand-deep);
  cursor:pointer;
  transition:background-color .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:var(--brand-soft);border-color:var(--brand);}
.icon-btn svg{width:18px;height:18px;}
.menu-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:4px;
  width:44px;height:44px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--surface);
  cursor:pointer;
  transition:background-color .2s ease,border-color .2s ease;
}
.menu-toggle:hover{background:var(--brand-soft);border-color:var(--brand);}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--brand-deep);}
.menu-toggle span + span{margin-top:0;}

.nav-tabs{
  position:sticky;
  top:0;
  z-index:70;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 18px rgba(31,42,40,.06);
}
.tabs-inner{
  display:flex;
  align-items:center;
  gap:8px;
  height:52px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:0 16px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  color:rgba(31,42,40,.7);
  text-decoration:none;
  white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.tab:hover{background:var(--brand-soft);color:var(--brand-deep);}
.tab.is-active{background:var(--brand);color:#fff;}
.tab.is-active:hover{background:var(--brand-deep);color:#fff;}

.mobile-menu{
  display:none;
  border-bottom:1px solid var(--line);
  background:var(--surface);
  padding:16px 0 20px;
}
.mobile-menu.is-open{display:block;}
.mobile-menu .search-form input{width:100%;}
.mobile-menu .mobile-links{display:flex;flex-direction:column;gap:4px;margin:14px 0 0;}
.mobile-menu .mobile-links a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 4px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-menu .mobile-links a:hover{color:var(--brand-deep);}
.mobile-menu .btn{margin-top:16px;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{padding:20px 0 0;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  list-style:none;
  margin:0;
  padding:0;
}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;margin:0;}
.breadcrumb li + li::before{content:"";width:1px;height:12px;background:var(--line);display:inline-block;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-deep);}
.breadcrumb .current{color:var(--brand-deep);font-weight:600;}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:40px;
  padding:24px 0 72px;
  align-items:start;
}
.article-main{min-width:0;}

.article-head{
  position:relative;
  overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:32px 34px 28px;
  box-shadow:var(--shadow-sm);
  margin-bottom:24px;
}
.article-head::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  opacity:.06;
  pointer-events:none;
}
.article-head > *{position:relative;z-index:1;}
.article-head .pill{margin-bottom:16px;}
.article-title{
  font-size:clamp(30px,3.4vw,44px);
  line-height:1.22;
  font-weight:700;
  letter-spacing:.2px;
  margin:0 0 18px;
  word-break:break-word;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  font-size:13px;
  color:var(--muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block;}
.article-meta strong{color:var(--brand-deep);font-weight:600;}

.article-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:34px;
  box-shadow:var(--shadow-sm);
}

/* ---------- 正文排版 ---------- */
.prose{
  max-width:800px;
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  word-break:break-word;
}
.prose > *:first-child{margin-top:0;}
.prose h1{display:none;}
.prose h2{
  font-size:25px;
  line-height:1.4;
  margin:40px 0 16px;
  padding-left:14px;
  border-left:4px solid var(--brand);
  scroll-margin-top:72px;
}
.prose h3{
  font-size:20px;
  line-height:1.5;
  margin:30px 0 12px;
  color:var(--brand-deep);
  scroll-margin-top:72px;
}
.prose h4{font-size:17px;margin:24px 0 10px;}
.prose p{margin:0 0 1.05em;}
.prose a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(11,122,117,.4);}
.prose a:hover{color:var(--accent-deep);text-decoration-color:var(--accent);}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.1em;}
.prose li{margin-bottom:.45em;}
.prose ul li::marker{color:var(--brand);}
.prose ol li::marker{color:var(--brand);font-weight:700;}
.prose img{
  width:100%;
  height:auto;
  border-radius:var(--radius-sm);
  margin:8px 0 10px;
  box-shadow:0 6px 18px rgba(31,42,40,.08);
}
.prose figcaption{
  font-size:13px;
  line-height:1.7;
  color:var(--muted);
  text-align:center;
  margin:-4px 0 20px;
}
.prose blockquote{
  margin:24px 0;
  padding:18px 22px;
  border-left:4px solid var(--sun);
  background:var(--brand-soft);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:var(--brand-deep);
  font-size:16px;
  line-height:1.85;
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.prose table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px;background:var(--surface);}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.prose th{background:var(--brand-soft);color:var(--brand-deep);font-weight:600;}
.prose code{
  background:rgba(11,122,117,.08);
  color:var(--brand-deep);
  padding:2px 6px;
  border-radius:6px;
  font-size:.92em;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.prose pre{
  overflow-x:auto;
  background:#0E211F;
  color:#E6F4F1;
  padding:18px 20px;
  border-radius:var(--radius-md);
  margin:0 0 22px;
  font-size:14px;
  line-height:1.7;
}
.prose pre code{background:transparent;color:inherit;padding:0;}

/* ---------- 空态 ---------- */
.empty-state{
  text-align:center;
  padding:48px 24px;
  border:1px dashed var(--line);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(230,244,241,.55),rgba(255,252,247,.9));
}
.empty-state .empty-icon{
  width:64px;height:64px;
  margin:0 auto 18px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-soft);
  color:var(--brand);
}
.empty-state .empty-icon svg{width:30px;height:30px;}
.empty-state .empty-title{font-size:20px;font-weight:700;margin:0 0 8px;}
.empty-state p{color:var(--muted);font-size:15px;}
.empty-state .btn{margin-top:8px;}

/* ---------- 标签与操作 ---------- */
.article-foot{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:36px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;}
.tag-list li{margin:0;}
.tag-list a{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:13px;
  font-weight:600;
  transition:background-color .2s ease,color .2s ease;
}
.tag-list a:hover{background:var(--brand);color:#fff;}
.copy-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:40px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid rgba(11,122,117,.4);
  background:transparent;
  color:var(--brand-deep);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .2s ease,border-color .2s ease,color .2s ease;
}
.copy-btn:hover{background:var(--brand-soft);border-color:var(--brand);}
.copy-btn svg{width:16px;height:16px;}

/* ---------- 侧栏 ---------- */
.sidebar{
  display:flex;
  flex-direction:column;
  gap:20px;
  position:sticky;
  top:76px;
}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:22px;
  box-shadow:var(--shadow-sm);
}
.side-card h2{
  font-size:16px;
  font-weight:700;
  margin:0 0 14px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.side-list{list-style:none;margin:0;padding:0;}
.side-list li{margin:0;}
.side-list li + li{border-top:1px solid var(--line);}
.side-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  min-height:46px;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
}
.side-list a:hover{color:var(--brand-deep);}
.side-list .arrow{color:var(--brand);font-size:15px;transition:transform .2s ease;}
.side-list a:hover .arrow{transform:translateX(3px);}
.side-note{
  font-size:13px;
  line-height:1.75;
  color:var(--muted);
  margin:0 0 14px;
}
.side-cta{
  background:linear-gradient(160deg,var(--brand-deep),var(--brand));
  border-radius:var(--radius-lg);
  padding:24px 22px;
  color:#fff;
  box-shadow:0 14px 30px rgba(8,59,56,.24);
}
.side-cta h2{color:#fff;font-size:16px;margin:0 0 10px;border:0;padding:0;}
.side-cta p{color:rgba(255,252,247,.82);font-size:13px;line-height:1.75;margin:0 0 16px;}
.side-cta .btn{width:100%;}

/* ---------- 相关推荐 ---------- */
.related{
  padding:0 0 72px;
}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
  margin-bottom:24px;
}
.section-head h2{
  font-size:clamp(24px,2.4vw,30px);
  line-height:1.35;
  margin:0;
}
.section-head p{
  margin:6px 0 0;
  font-size:14px;
  color:var(--muted);
}
.section-head .more{
  font-size:14px;
  font-weight:600;
  color:var(--brand-deep);
}
.section-head .more:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}

.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(11,122,117,.3);}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--brand-soft);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .pill{position:absolute;left:12px;top:12px;background:rgba(255,252,247,.94);color:var(--brand-deep);}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.card-body h3{
  font-size:17px;
  line-height:1.55;
  margin:0 0 10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-body h3 a{color:var(--ink);}
.card-body h3 a:hover{color:var(--brand-deep);}
.card-body p{
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
  margin:0 0 16px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--muted);
}
.card-foot .link-more{font-weight:600;color:var(--brand-deep);}
.card-foot .link-more:hover{color:var(--accent);}

/* ---------- 转化条 ---------- */
.cta-bar{
  background:linear-gradient(120deg,var(--footer),var(--brand-deep));
  border-radius:24px;
  padding:34px 38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  color:#fff;
  box-shadow:0 18px 40px rgba(8,59,56,.22);
  margin-bottom:72px;
}
.cta-bar h2{
  color:#fff;
  font-size:clamp(21px,2.2vw,26px);
  line-height:1.4;
  margin:0 0 8px;
}
.cta-bar p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:rgba(255,252,247,.82);
  max-width:560px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--footer);
  color:rgba(255,252,247,.82);
  padding:56px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,252,247,.14);
}
.footer-brand .brand-text{color:#FFFCF7;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand p{
  margin:16px 0 0;
  font-size:13px;
  line-height:1.85;
  color:rgba(255,252,247,.72);
  max-width:330px;
}
.footer-col strong{
  display:block;
  font-size:14px;
  font-weight:700;
  color:#FFFCF7;
  margin-bottom:14px;
}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin:0 0 2px;}
.footer-col a{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  font-size:13px;
  color:rgba(255,252,247,.76);
}
.footer-col a:hover{color:var(--sun);}
.footer-col p{
  font-size:13px;
  line-height:1.8;
  color:rgba(255,252,247,.72);
  margin:0 0 10px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding-top:20px;
  font-size:12px;
  color:rgba(255,252,247,.6);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;}
  .sidebar > *{flex:1 1 280px;}
  .card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}

@media screen and (max-width:900px){
  .search-form{display:none;}
  .header-link{display:none;}
  .icon-btn{display:inline-flex;}
  .menu-toggle{display:flex;}
  .nav-tabs{box-shadow:0 4px 14px rgba(31,42,40,.08);}
}

@media screen and (max-width:768px){
  .container{padding-left:18px;padding-right:18px;}
  .header-top-inner{min-height:62px;gap:12px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;}
  .brand-mark svg{width:20px;height:20px;}
  .btn-sm{min-height:38px;padding:0 14px;font-size:13px;}
  .header-actions .btn-sm{display:none;}
  .article-head{padding:24px 22px 22px;border-radius:20px;}
  .article-panel{padding:22px 20px;border-radius:20px;}
  .prose{font-size:16px;line-height:1.9;}
  .prose h2{font-size:21px;margin-top:32px;}
  .prose h3{font-size:18px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:26px 22px;border-radius:20px;margin-bottom:56px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .related{padding-bottom:56px;}
  .article-layout{padding-bottom:56px;}
  .site-footer{padding:44px 0 20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .footer-brand{grid-column:1 / -1;}
}

@media screen and (max-width:560px){
  body{font-size:16px;}
  .article-title{font-size:26px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .sidebar{flex-direction:column;}
  .sidebar > *{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .article-meta{font-size:12px;gap:8px 12px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
  .copy-btn{width:100%;justify-content:center;}
}

/* roulang page: category3 */
:root{
  --brand:#0B7A75;
  --brand-deep:#075E5A;
  --brand-soft:#E6F4F1;
  --accent:#FF6B4A;
  --accent-deep:#E85A3B;
  --sun:#F4C95D;
  --bg:#F7F3EC;
  --surface:#FFFCF7;
  --ink:#1F2A28;
  --muted:#66736F;
  --line:#E3DDD2;
  --footer:#083B38;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-1:0 8px 24px rgba(31,42,40,.08);
  --shadow-2:0 16px 36px rgba(31,42,40,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--accent-deep)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.25;letter-spacing:.2px}
h1{font-size:44px;line-height:1.15}
h2{font-size:30px;line-height:1.3}
h3{font-size:19px;line-height:1.5;font-weight:600}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
button{font:inherit;color:inherit}
input,textarea{font:inherit}
.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}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 按钮与标签 ---------- */
.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:600;line-height:1;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,74,.25)}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,107,74,.28)}
.btn-ghost{background:transparent;color:var(--brand-deep);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:var(--brand-deep)}
.btn-ghost:active{background:#D6EDE8}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-sun{background:var(--sun);color:#3A2F0B}
.btn-sun:hover{background:#EDBE47;color:#3A2F0B;transform:translateY(-1px)}
.icon-btn{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  background:var(--brand-soft);border:1px solid transparent;color:var(--brand-deep);
  cursor:pointer;transition:background-color .2s ease,color .2s ease;
}
.icon-btn:hover{background:#D6EDE8;color:var(--brand-deep)}
.icon-btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);
  font-size:12px;font-weight:600;line-height:1.6;letter-spacing:.2px;
}
.pill-accent{background:#FFEDE8;color:var(--accent-deep)}
.pill-sun{background:#FCF3D8;color:#8A6B10}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;min-height:38px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--muted);
  font-size:14px;font-weight:600;transition:all .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand-deep);background:var(--brand-soft)}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- 顶部导航 ---------- */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:relative;z-index:60}
.header-top{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--brand-deep)}
.brand-mark{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--brand),var(--brand-deep));
  box-shadow:0 6px 14px rgba(11,122,117,.22);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-size:20px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px}
.search-form{display:flex;align-items:center;gap:8px}
.search-form input[type="search"]{
  width:238px;height:44px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-form input[type="search"]::placeholder{color:#9AA5A1}
.search-form input[type="search"]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.link-quiet{font-size:14px;font-weight:600;color:var(--muted)}
.link-quiet:hover{color:var(--brand-deep)}
.search-panel{display:none;padding:0 0 16px}
.search-panel.is-open{display:block}
.search-panel form{display:flex;gap:10px}
.search-panel input[type="search"]{
  flex:1 1 auto;min-width:0;height:46px;padding:0 16px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;font-size:15px;
}
.search-panel input[type="search"]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}

.nav-tabs{
  position:sticky;top:0;z-index:50;
  background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  box-shadow:0 6px 16px rgba(31,42,40,.07);
}
.tabs-inner{display:flex;align-items:center;gap:10px;min-height:52px;overflow-x:auto;scrollbar-width:none}
.tabs-inner::-webkit-scrollbar{display:none}
.tab{
  display:inline-flex;align-items:center;min-height:38px;padding:0 18px;border-radius:999px;
  font-size:15px;font-weight:600;color:rgba(31,42,40,.7);white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.tab:hover{background:var(--brand-soft);color:var(--brand-deep)}
.tab:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.tab.is-active{background:var(--brand);color:#fff}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:18px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"";width:12px;height:1px;background:var(--line);display:inline-block}
.breadcrumb a{color:var(--muted);font-weight:600}
.breadcrumb a:hover{color:var(--brand-deep)}
.breadcrumb [aria-current="page"]{color:var(--brand-deep);font-weight:600}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--brand-soft);
  padding:34px 0 60px;
  border-bottom:1px solid rgba(11,122,117,.10);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(11,122,117,.10), transparent 44%),
    radial-gradient(circle at 88% 6%, rgba(244,201,93,.22), transparent 48%),
    radial-gradient(circle at 78% 96%, rgba(11,122,117,.08), transparent 42%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-copy .pill{margin-bottom:18px}
.hero-copy h1{font-size:44px;margin-bottom:16px}
.hero-copy h1 .sep{color:var(--brand);padding:0 4px}
.hero-sub{font-size:18px;line-height:1.8;color:#3D4A47;max-width:34em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-trust{display:flex;flex-wrap:wrap;gap:12px 26px;font-size:14px;color:var(--muted)}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust i{color:var(--brand);font-size:13px}
.hero-card{
  position:relative;border-radius:22px;overflow:hidden;
  box-shadow:var(--shadow-2);border:1px solid rgba(11,122,117,.14);
  background:#fff;
}
.hero-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-card-fig{position:absolute;inset:auto 0 0 0;padding:18px 20px;background:linear-gradient(180deg,rgba(8,59,56,0),rgba(8,59,56,.86))}
.hero-card-fig strong{display:block;color:#fff;font-size:16px;font-weight:700;margin-bottom:4px}
.hero-card-fig span{color:rgba(255,252,247,.82);font-size:13px}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
.section-tight{padding:48px 0}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px;line-height:1.8;margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--brand);margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}

/* ---------- 口碑墙 ---------- */
.wall-wrap{position:relative}
.wall{
  display:flex;gap:20px;overflow-x:auto;padding:6px 0 20px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.wall::-webkit-scrollbar{height:6px}
.wall::-webkit-scrollbar-thumb{background:#CFE5E0;border-radius:999px}
.wall-card{
  flex:0 0 340px;scroll-snap-align:start;
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.wall-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(11,122,117,.28)}
.wall-card .pill{align-self:flex-start;margin-bottom:14px}
.wall-card h3{font-size:18px;margin-bottom:10px}
.wall-card p{font-size:15px;line-height:1.8;color:var(--muted);margin:0}
.wall-meta{margin-top:auto;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;font-size:12px;color:#8A9691}
.wall-meta i{color:var(--brand);margin-right:6px}
.wall-hint{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-top:4px}
.wall-hint i{color:var(--accent)}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:48px;align-items:start}
.faq-aside{position:sticky;top:78px}
.faq-aside h2{margin-bottom:14px}
.faq-aside p{color:var(--muted);font-size:15px;line-height:1.85;margin-bottom:22px}
.faq-aside-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px 22px;box-shadow:var(--shadow-1);
}
.faq-aside-card strong{display:block;font-size:15px;margin-bottom:8px}
.faq-aside-card p{font-size:14px;margin:0;color:var(--muted)}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
  scroll-margin-top:72px;
}
.faq-item:hover{border-color:rgba(11,122,117,.3)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--ink);min-height:44px;
  transition:background-color .2s ease;
}
.faq-q:hover{background:var(--brand-soft)}
.faq-q:focus-visible{outline:2px solid var(--brand);outline-offset:-3px}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-deep);
  transition:transform .25s ease,background-color .2s ease,color .2s ease;
}
.faq-a{display:none;padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted)}
.faq-item.is-open{border-color:var(--brand);border-left-width:3px;box-shadow:var(--shadow-1)}
.faq-item.is-open .faq-a{display:block}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--brand);color:#fff}
.faq-item.is-open .faq-q{background:var(--brand-soft)}

/* ---------- 咨询表单 ---------- */
.consult-section{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.consult-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.consult-copy h2{margin-bottom:14px}
.consult-copy p{color:var(--muted);font-size:15px;line-height:1.85}
.consult-points{margin-top:22px;display:grid;gap:12px}
.consult-points li{display:flex;gap:10px;font-size:14px;color:#3D4A47;line-height:1.7}
.consult-points i{color:var(--brand);margin-top:5px;font-size:13px}
.consult-card{
  background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:32px;box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.field label .req{color:var(--accent);margin-left:4px}
.field input,.field textarea{
  width:100%;min-height:46px;padding:12px 14px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:112px;resize:vertical;line-height:1.75}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.field.has-error input,.field.has-error textarea{border-color:var(--accent);box-shadow:0 0 0 3px #FFEDE8}
.error-msg{display:none;margin-top:6px;font-size:13px;color:var(--accent-deep)}
.field.has-error .error-msg{display:block}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:6px}
.privacy-note{font-size:12px;line-height:1.7;color:#8A9691;margin-top:14px}
.form-success{
  display:none;background:var(--brand-soft);border:1px solid rgba(11,122,117,.28);
  border-radius:16px;padding:22px;color:var(--brand-deep);font-size:15px;line-height:1.8;
}
.form-success i{margin-right:8px}
.form-success strong{display:block;font-size:16px;margin-bottom:6px}

/* ---------- 相关频道 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.channel-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(11,122,117,.28)}
.channel-thumb{overflow:hidden;background:var(--brand-soft)}
.channel-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease}
.channel-card:hover .channel-thumb img{transform:scale(1.04)}
.channel-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.channel-body h3{font-size:18px}
.channel-body p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
.channel-link{margin-top:auto;padding-top:8px;font-size:14px;font-weight:600;color:var(--brand-deep);display:inline-flex;align-items:center;gap:8px}
.channel-link i{transition:transform .2s ease}
.channel-card:hover .channel-link{color:var(--accent-deep)}
.channel-card:hover .channel-link i{transform:translateX(4px)}

/* ---------- 转化条 ---------- */
.cta-band{background:var(--brand-deep);color:#FFFCF7;border-radius:24px;padding:34px 36px;display:flex;align-items:center;gap:28px;justify-content:space-between;box-shadow:0 18px 40px rgba(7,94,90,.24)}
.cta-band h2{color:#FFFCF7;font-size:24px;margin-bottom:8px}
.cta-band p{margin:0;font-size:15px;color:rgba(255,252,247,.78);line-height:1.75}
.cta-band-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
.cta-band .btn-ghost{color:#FFFCF7;border-color:rgba(255,252,247,.6)}
.cta-band .btn-ghost:hover{background:rgba(255,252,247,.14);color:#FFFCF7;border-color:#FFFCF7}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:rgba(255,252,247,.78);padding:56px 0 24px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1.2fr;gap:36px}
.site-footer .brand-text{color:#FFFCF7;font-size:19px}
.site-footer .brand-mark{background:rgba(255,255,255,.12);box-shadow:none}
.footer-brand p{font-size:14px;line-height:1.8;margin-top:16px;color:rgba(255,252,247,.68)}
.footer-col strong{display:block;color:#FFFCF7;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,252,247,.76);font-size:14px}
.footer-col a:hover{color:var(--sun)}
.footer-col p{font-size:14px;line-height:1.75;color:rgba(255,252,247,.68);margin-bottom:10px}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,252,247,.14);
  font-size:12px;color:rgba(255,252,247,.58);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  h1,.hero-copy h1{font-size:38px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-card{max-width:560px}
  .faq-layout{grid-template-columns:.9fr 1.1fr;gap:32px}
  .faq-aside{position:static}
  .consult-grid{grid-template-columns:1fr;gap:28px}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .footer-col:last-child{grid-column:1 / -1}
  .search-form input[type="search"]{width:190px}
}
@media (max-width:860px){
  .search-form{display:none}
  .icon-btn{display:inline-flex}
  .link-quiet{display:none}
  .header-actions{gap:10px}
  .faq-layout{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px}
  .cta-band-actions{width:100%}
  .cta-band-actions .btn{flex:1 1 auto}
}
@media (max-width:768px){
  body{font-size:16px}
  h1,.hero-copy h1{font-size:32px}
  h2{font-size:25px}
  .container{padding:0 20px}
  .section{padding:52px 0}
  .section-tight{padding:40px 0}
  .page-hero{padding:26px 0 44px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1 1 auto}
  .wall-card{flex:0 0 78vw}
  .channel-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr;gap:0}
  .consult-card{padding:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-brand{grid-column:1 / -1}
  .site-footer{padding:44px 0 20px;margin-top:48px}
}
@media (max-width:520px){
  .brand-text{font-size:17px}
  .brand-mark{width:34px;height:34px}
  .header-top{min-height:64px;gap:12px}
  .hero-copy h1{font-size:30px}
  .wall-card{flex:0 0 84vw}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a{padding:0 18px 18px;font-size:14.5px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:6px}
  .btn{min-height:46px;padding:0 20px}
  .cta-band{padding:24px}
}

/* roulang page: category2 */
:root{
  --brand:#0B7A75;
  --brand-deep:#075E5A;
  --brand-soft:#E6F4F1;
  --accent:#FF6B4A;
  --accent-deep:#E85A3B;
  --sun:#F4C95D;
  --bg:#F7F3EC;
  --surface:#FFFCF7;
  --ink:#1F2A28;
  --muted:#66736F;
  --line:#E3DDD2;
  --footer:#083B38;
  --radius-lg:20px;
  --radius:14px;
  --shadow:0 8px 24px rgba(31,42,40,.08);
  --shadow-lg:0 16px 36px rgba(31,42,40,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:clip;
}
h1,h2,h3,h4,h5,h6{font-family:inherit;color:var(--ink);font-weight:700;}
p{margin:0 0 1em;}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-deep);}
button{font-family:inherit;}
ul,ol{list-style:none;margin:0;padding:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.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;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-align:center;}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,74,.25);}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,107,74,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,107,74,.22);}
.btn-outline{background:transparent;color:var(--brand-deep);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep);}
.btn-ghost{background:var(--brand-soft);color:var(--brand-deep);border-color:transparent;}
.btn-ghost:hover{background:#D6EBE7;color:var(--brand-deep);}
.btn-outline-light{background:transparent;border-color:rgba(255,252,247,.55);color:#fff;}
.btn-outline-light:hover{background:rgba(255,252,247,.14);color:#fff;border-color:rgba(255,252,247,.8);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{position:relative;z-index:60;}
.top-bar-wrap{background:var(--surface);border-bottom:1px solid var(--line);}
.top-inner{display:flex;align-items:center;gap:18px;min-height:68px;padding-top:8px;padding-bottom:8px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-deep));display:grid;place-items:center;box-shadow:0 6px 14px rgba(11,122,117,.24);}
.brand-mark svg{width:22px;height:22px;display:block;}
.brand-text{font-size:20px;font-weight:700;letter-spacing:.2px;color:var(--ink);white-space:nowrap;}
.brand:hover .brand-text{color:var(--brand-deep);}
.search-form{margin-left:auto;display:flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:4px 4px 4px 16px;width:252px;transition:border-color .2s ease,box-shadow .2s ease;}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,122,117,.12);}
.search-form input[type="search"]{flex:1;min-width:0;border:0;background:transparent;margin:0;padding:0;height:36px;font-size:14px;color:var(--ink);box-shadow:none;border-radius:0;}
.search-form input[type="search"]::placeholder{color:var(--muted);}
.search-form button{margin:0;border:0;height:36px;padding:0 15px;border-radius:999px;background:var(--accent);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s ease;}
.search-form button:hover{background:var(--accent-deep);}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.header-link{font-size:14px;font-weight:500;color:var(--muted);}
.header-link:hover{color:var(--brand-deep);}
.icon-btn{display:none;width:44px;height:44px;min-height:44px;padding:0;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;}
.icon-btn:hover{background:var(--brand-soft);border-color:#CFE6E2;color:var(--brand-deep);}
.icon-btn svg{width:20px;height:20px;display:block;}
.mobile-search,.mobile-panel{display:none;background:var(--surface);border-top:1px solid var(--line);padding:14px 0;}
.mobile-search.is-open,.mobile-panel.is-open{display:block;}
.mobile-search .container{display:flex;gap:8px;}
.mobile-search input{flex:1;min-width:0;height:44px;border:1px solid var(--line);border-radius:12px;background:var(--bg);padding:0 14px;font-size:15px;color:var(--ink);margin:0;box-shadow:none;}
.mobile-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,122,117,.12);}
.mobile-panel ul{display:flex;flex-direction:column;gap:4px;}
.mobile-panel a{display:flex;align-items:center;min-height:44px;padding:0 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink);}
.mobile-panel a:hover{background:var(--brand-soft);color:var(--brand-deep);}
.nav-tabs{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 4px 14px rgba(31,42,40,.06);}
.tabs-inner{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border-radius:999px;font-size:15px;font-weight:600;color:rgba(31,42,40,.72);white-space:nowrap;transition:all .2s ease;}
.tab:hover{background:var(--brand-soft);color:var(--brand-deep);}
.tab.is-active{background:var(--brand);color:#fff;}
.tab.is-active:hover{background:var(--brand-deep);color:#fff;}

/* ---------- 面包屑与页面头 ---------- */
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);padding:16px 0 0;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand-deep);}
.crumbs .sep{width:10px;height:1px;background:var(--line);display:inline-block;}
.crumbs .current{color:var(--brand-deep);font-weight:600;}
.page-head{position:relative;padding:26px 0 48px;border-bottom:1px solid var(--line);background-image:linear-gradient(rgba(247,243,236,.93),rgba(247,243,236,.97)),url(/assets/images/backpic/back-2.png);background-size:cover;background-position:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--brand-soft);color:var(--brand-deep);font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;letter-spacing:.3px;}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}
.page-title{font-size:44px;line-height:1.2;font-weight:700;margin:18px 0 14px;color:var(--ink);letter-spacing:-.5px;}
.page-title .sep{color:var(--brand);font-weight:400;margin:0 8px;}
.lede{font-size:17.5px;line-height:1.85;color:var(--muted);max-width:720px;margin:0;}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.pill{display:inline-flex;align-items:center;min-height:40px;padding:0 18px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--muted);transition:all .2s ease;}
.pill:hover{background:var(--brand-soft);border-color:#CFE6E2;color:var(--brand-deep);}
.pill.is-on{background:var(--brand);border-color:var(--brand);color:#fff;}
.pill.is-on:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0;}
.section-head{margin-bottom:28px;}
.section-head h2{font-size:30px;line-height:1.3;font-weight:700;margin:0 0 8px;}
.section-head p{margin:0;font-size:15.5px;color:var(--muted);}

/* ---------- 状态条 ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow);transition:box-shadow .25s ease,transform .25s ease;}
.stat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.stat-card strong{display:block;font-size:16px;font-weight:700;color:var(--brand-deep);margin-bottom:6px;}
.stat-card span{display:block;font-size:13.5px;line-height:1.7;color:var(--muted);}

/* ---------- 清单分栏 ---------- */
.picks-layout{margin-left:-16px;margin-right:-16px;}
.picks-layout > .cell{padding-left:16px;padding-right:16px;}
.toc{position:sticky;top:76px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px 14px;box-shadow:var(--shadow);}
.toc-title{font-size:12.5px;font-weight:700;letter-spacing:1.4px;color:var(--muted);margin-bottom:10px;padding:0 6px;}
.toc ol{display:flex;flex-direction:column;gap:4px;}
.toc a{display:flex;align-items:center;gap:10px;min-height:44px;padding:6px 10px;border-radius:12px;font-size:14.5px;font-weight:500;color:var(--ink);border-left:3px solid transparent;transition:all .2s ease;}
.toc a:hover{background:var(--brand-soft);color:var(--brand-deep);border-left-color:var(--brand);}
.toc .num{font-size:12px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.5px;}
.pick-item{display:grid;grid-template-columns:170px 1fr;gap:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px;margin-bottom:18px;scroll-margin-top:84px;transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;}
.pick-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:#D8E6E2;}
.pick-media{border-radius:var(--radius);overflow:hidden;background:var(--brand-soft);aspect-ratio:4/5;}
.pick-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.pick-item:hover .pick-media img{transform:scale(1.04);}
.pick-body{min-width:0;}
.pick-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;}
.pick-no{font-size:26px;font-weight:700;line-height:1;color:var(--brand);font-variant-numeric:tabular-nums;}
.pick-head h3{font-size:19px;line-height:1.5;font-weight:600;margin:0;}
.pick-points{margin:12px 0 16px;}
.pick-points li{position:relative;padding-left:18px;font-size:15.5px;line-height:1.8;color:var(--muted);margin-bottom:4px;}
.pick-points li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand);opacity:.55;}
.pick-foot{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600;background:var(--brand-soft);color:var(--brand-deep);letter-spacing:.2px;}
.tag.tag-warm{background:#FFEDE7;color:var(--accent-deep);}
.pick-foot .btn{margin-left:auto;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item:hover{border-color:#D8E6E2;}
.faq-item.is-open{border-left:3px solid var(--brand);box-shadow:var(--shadow);}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;min-height:44px;padding:18px 20px;border:0;background:transparent;font-size:16px;font-weight:600;color:var(--ink);text-align:left;cursor:pointer;transition:background .2s ease;border-radius:0;}
.faq-q:hover{background:var(--brand-soft);}
.faq-arrow{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--brand-soft);color:var(--brand-deep);display:grid;place-items:center;transition:transform .25s ease,background .2s ease;}
.faq-arrow svg{width:12px;height:12px;display:block;}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);background:var(--brand);color:#fff;}
.faq-a{display:none;padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--muted);}
.faq-a p{margin:0;}
.faq-item.is-open .faq-a{display:block;}

/* ---------- 转化条 ---------- */
.cta-bar{background:linear-gradient(135deg,var(--brand-deep),var(--footer));border-radius:var(--radius-lg);padding:32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;box-shadow:var(--shadow-lg);}
.cta-bar h2{color:#fff;font-size:26px;line-height:1.35;margin:0 0 8px;}
.cta-bar p{margin:0;font-size:15px;color:rgba(255,252,247,.78);max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:rgba(255,252,247,.82);padding:64px 0 24px;margin-top:80px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.site-footer .brand-text{color:#FFFCF7;font-size:19px;font-weight:700;}
.site-footer .brand:hover .brand-text{color:var(--sun);}
.footer-brand p{font-size:14px;line-height:1.8;margin:14px 0 0;color:rgba(255,252,247,.7);max-width:340px;}
.footer-col strong{display:block;font-size:15px;font-weight:700;color:#FFFCF7;margin-bottom:14px;}
.footer-col li{margin-bottom:8px;}
.footer-col a{font-size:14px;color:rgba(255,252,247,.78);transition:color .2s ease;}
.footer-col a:hover{color:var(--sun);text-decoration:underline;}
.footer-col p{font-size:13.5px;line-height:1.8;color:rgba(255,252,247,.7);margin:0 0 8px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,252,247,.14);margin-top:36px;padding-top:18px;font-size:12px;color:rgba(255,252,247,.6);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .toc{position:static;padding:14px;}
  .toc-title{margin-bottom:8px;}
  .toc ol{flex-direction:row;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px;}
  .toc ol::-webkit-scrollbar{display:none;}
  .toc li{flex:0 0 auto;}
  .toc a{white-space:nowrap;border-left:0;border:1px solid var(--line);background:var(--surface);padding:0 14px;}
  .toc a:hover{border-color:var(--brand);}
}
@media screen and (max-width:768px){
  .container{padding:0 20px;}
  .search-form{display:none;}
  .header-link{display:none;}
  .icon-btn{display:inline-flex;}
  .header-actions{margin-left:auto;gap:10px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:34px;height:34px;border-radius:11px;}
  .page-title{font-size:32px;letter-spacing:-.3px;}
  .lede{font-size:16px;}
  .section{padding:44px 0;}
  .section-head h2{font-size:24px;}
  .pick-item{grid-template-columns:1fr;gap:14px;}
  .pick-media{aspect-ratio:16/9;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:24px;}
  .cta-bar h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-brand{grid-column:1 / -1;}
  .site-footer{padding:48px 0 20px;margin-top:56px;}
}
@media screen and (max-width:520px){
  .container{padding:0 16px;}
  .page-title{font-size:28px;}
  .stat-strip{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .pick-foot .btn{margin-left:0;width:100%;}
  .pick-no{font-size:22px;}
  .pick-head h3{font-size:17.5px;}
  .crumb-wrap{overflow-x:auto;}
}