/* roulang page: index */
:root{
  --brand:#F0435A;
  --brand-deep:#C42A45;
  --accent:#12C08A;
  --accent-2:#FFC93C;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --dark:#1B1723;
  --ink:#16131C;
  --ink-2:#4A4453;
  --muted:#8B8494;
  --line:#EAE3DA;
  --line-dark:rgba(255,255,255,.12);
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-pill:999px;
  --sh-card:0 8px 24px -12px rgba(22,19,28,.18);
  --sh-card-hover:0 20px 40px -20px rgba(22,19,28,.28);
  --sh-btn:0 18px 40px -18px rgba(240,67,90,.5);
  --sec:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.sec{padding:var(--sec) 0;}
.sec-tight{padding:calc(var(--sec) * .72) 0;}
.hairline{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;}
.brand-mark{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-deep) 100%);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:800;
}
.brand-sub{font-size:12px;font-weight:500;color:var(--muted);display:block;line-height:1.2;letter-spacing:.5px;}
.nav-menu{display:flex;align-items:center;gap:26px;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand);
  transition:width .18s ease;border-radius:2px;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:100%;}
.nav-link.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.nav-side{display:flex;align-items:center;gap:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:9px 18px;font-size:14px;font-weight:600;color:var(--ink);
  background:var(--surface);
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);box-shadow:0 10px 22px -14px rgba(240,67,90,.6);}
.btn-ghost:active{transform:translateY(0);}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid transparent;
  display:flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:#fff;border-color:var(--line);color:var(--ink);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line);background:#fff;}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.nav-menu-foot{display:none;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--r-pill);padding:14px 28px;font-size:15.5px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -16px rgba(240,67,90,.9);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--sh-btn);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border:1px solid var(--accent);color:#0F8F68;background:transparent;}
.btn-outline:hover{background:rgba(18,192,138,.08);transform:translateY(-2px);}
.btn-dark{background:var(--dark);color:#fff;}
.btn-dark:hover{background:#2A2434;transform:translateY(-2px);box-shadow:0 18px 36px -20px rgba(27,23,35,.8);}
.btn[disabled],.btn.is-disabled{background:#E7E1D8;color:var(--muted);box-shadow:none;cursor:not-allowed;transform:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ink);
  transition:color .2s ease,gap .2s ease;
}
.link-arrow:hover{color:var(--brand);gap:10px;}

/* ============ 通用标签与徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-pill);
  padding:5px 13px;font-size:13px;font-weight:500;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.tag:hover{border-color:rgba(240,67,90,.45);color:var(--brand);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:var(--r-pill);padding:4px 12px;font-size:12.5px;font-weight:600;letter-spacing:.3px;
}
.badge-brand{background:rgba(240,67,90,.1);color:var(--brand-deep);}
.badge-accent{background:rgba(18,192,138,.12);color:#0E8A64;}
.badge-yellow{background:var(--accent-2);color:var(--ink);}
.badge-soft{background:#F2EDE6;color:var(--ink-2);}
.dot-status{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;}

/* ============ 板块标题 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:40px;flex-wrap:wrap;}
.sec-eyebrow{font-size:13.5px;font-weight:600;letter-spacing:1.4px;color:var(--brand);margin-bottom:10px;}
.sec-title{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;letter-spacing:.2px;}
.sec-desc{margin-top:12px;max-width:640px;font-size:15.5px;color:var(--muted);line-height:1.8;}

/* ============ Hero ============ */
.hero{position:relative;padding:78px 0 84px;overflow:hidden;}
.hero::after{
  content:"";position:absolute;left:-8%;top:-18%;width:58%;height:80%;
  background:radial-gradient(rgba(240,67,90,.16) 1px,transparent 1px) 0 0/16px 16px;
  opacity:.6;pointer-events:none;
  -webkit-mask-image:radial-gradient(closest-side,#000,transparent);
  mask-image:radial-gradient(closest-side,#000,transparent);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero-kicker{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-pill);
  padding:7px 16px;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.25;letter-spacing:.2px;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-lead{margin-top:20px;font-size:17px;color:var(--ink-2);line-height:1.9;max-width:600px;}
.hero-actions{display:flex;align-items:center;gap:24px;margin-top:34px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:44px;margin-top:52px;flex-wrap:wrap;}
.hero-stat-num{font-size:38px;font-weight:700;line-height:1.1;letter-spacing:-.5px;}
.hero-stat-num span{font-size:18px;font-weight:600;color:var(--brand);margin-left:2px;}
.hero-stat-label{margin-top:6px;font-size:13.5px;color:var(--muted);font-weight:500;}
.hero-stat{position:relative;padding-left:0;}
.hero-stat + .hero-stat{padding-left:44px;border-left:1px solid var(--line);}

.hero-stack{position:relative;padding:10px 0 30px 20px;}
.hero-card{
  border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--sh-card);
  border:1px solid var(--line);position:relative;
}
.hero-card-main{width:min(320px,80%);aspect-ratio:3/4;}
.hero-card-main img{width:100%;height:100%;object-fit:cover;}
.hero-card-side{
  position:absolute;right:0;bottom:0;width:min(220px,62%);aspect-ratio:3/4;
  transform:rotate(2deg);opacity:.96;
}
.hero-card-side img{width:100%;height:100%;object-fit:cover;}
.time-pill{
  position:absolute;top:12px;left:12px;background:var(--accent-2);color:var(--ink);
  border-radius:var(--r-pill);font-size:12.5px;font-weight:700;padding:4px 11px;letter-spacing:.4px;
}
.hero-card-caption{
  position:absolute;left:0;right:0;bottom:0;padding:44px 16px 14px;
  background:linear-gradient(180deg,rgba(27,23,35,0) 0%,rgba(27,23,35,.86) 100%);
  color:#fff;font-size:14px;font-weight:600;line-height:1.45;
}
.hero-note{margin-top:26px;font-size:13.5px;color:var(--muted);}

/* ============ 数据条 ============ */
.metrics{border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.metric{padding:34px 28px;border-right:1px solid var(--line);}
.metric:last-child{border-right:0;}
.metric-num{font-size:clamp(26px,3vw,34px);font-weight:700;line-height:1.15;}
.metric-num small{font-size:15px;font-weight:600;color:var(--brand);margin-left:3px;}
.metric-label{margin-top:8px;font-size:14px;font-weight:600;color:var(--ink);}
.metric-text{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7;}

/* ============ 爆款片段横滚 ============ */
.shorts-wrap{position:relative;}
.shorts-scroller{
  display:flex;gap:22px;overflow-x:auto;padding:6px 24px 26px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.shorts-scroller::-webkit-scrollbar{display:none;}
.shorts-scroller .container-pad{flex:0 0 auto;width:0;}
.short-card{
  flex:0 0 280px;scroll-snap-align:start;
  border-radius:20px;overflow:hidden;position:relative;background:#fff;
  border:1px solid var(--line);box-shadow:var(--sh-card);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.short-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);border-color:rgba(240,67,90,.3);}
.short-media{position:relative;aspect-ratio:3/4;overflow:hidden;}
.short-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.short-card:hover .short-media img{transform:scale(1.03);}
.short-caption{
  position:absolute;left:0;right:0;bottom:0;padding:56px 16px 16px;
  background:linear-gradient(180deg,rgba(27,23,35,0) 0%,rgba(27,23,35,.88) 100%);
  color:#fff;
}
.short-caption h3{font-size:16px;font-weight:600;line-height:1.35;}
.short-caption p{margin-top:6px;font-size:13px;color:rgba(255,255,255,.72);}
.play-dot{
  position:absolute;right:14px;bottom:96px;width:30px;height:30px;border-radius:50%;
  background:var(--accent);display:flex;align-items:center;justify-content:center;
  transition:transform .24s ease;
}
.play-dot svg{width:12px;height:12px;fill:#fff;margin-left:2px;}
.short-card:hover .play-dot{transform:scale(1.15);}
.scroll-hint{
  display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);
  padding:0 24px;margin-top:-8px;
}
.scroll-hint span{width:34px;height:2px;border-radius:2px;background:var(--line);}
.scroll-hint span:first-child{background:var(--brand);}

/* ============ 种草清单 ============ */
.pick-list{border-top:1px solid var(--line);}
.pick-row{
  display:grid;grid-template-columns:76px 96px 1fr auto;align-items:center;gap:24px;
  padding:22px 12px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.pick-row:hover{background:#FFF7F4;}
.pick-num{font-size:30px;font-weight:800;color:var(--brand);line-height:1;letter-spacing:-1px;}
.pick-thumb{width:96px;height:96px;border-radius:var(--r-m);overflow:hidden;background:#F2EDE6;flex:0 0 auto;}
.pick-thumb img{width:100%;height:100%;object-fit:cover;}
.pick-body h3{font-size:18px;font-weight:600;line-height:1.45;}
.pick-body p{margin-top:6px;font-size:14.5px;color:var(--muted);line-height:1.75;max-width:640px;}
.pick-tags{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;}
.pick-action{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand);
  border:1px solid transparent;border-radius:var(--r-pill);padding:9px 20px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.pick-row:hover .pick-action{background:var(--brand);color:#fff;border-color:var(--brand);}

/* ============ CTA 深色块 ============ */
.cta-block{
  position:relative;border-radius:var(--r-l);overflow:hidden;background:var(--dark);color:#fff;
  padding:52px 48px;
}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.22;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;}
.cta-title{font-size:clamp(23px,2.6vw,30px);font-weight:700;line-height:1.35;}
.cta-sub{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.72);max-width:560px;line-height:1.85;}
.cta-lines{position:relative;z-index:2;display:flex;gap:34px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line-dark);flex-wrap:wrap;}
.cta-line{font-size:14px;color:rgba(255,255,255,.78);display:flex;align-items:center;gap:9px;}

/* ============ 最新信息列表 ============ */
.news-lead{
  display:grid;grid-template-columns:1.15fr 1fr;gap:34px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  padding:22px;box-shadow:var(--sh-card);margin-bottom:30px;
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s ease;
}
.news-lead:hover{border-color:rgba(240,67,90,.3);box-shadow:var(--sh-card-hover);transform:translateY(-3px);}
.news-lead-media{aspect-ratio:2/1;border-radius:var(--r-m);overflow:hidden;background:#F2EDE6;}
.news-lead-media img{width:100%;height:100%;object-fit:cover;}
.news-lead h3{margin-top:14px;font-size:23px;font-weight:700;line-height:1.4;}
.news-lead p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8;}
.news-lead .meta-row{margin-top:18px;}
.news-list{display:flex;flex-direction:column;gap:14px;}
.news-row{
  display:grid;grid-template-columns:160px 1fr auto;gap:24px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  padding:16px;transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.news-row:hover{border-color:rgba(240,67,90,.3);box-shadow:var(--sh-card);transform:translateY(-2px);}
.news-thumb{width:160px;height:110px;border-radius:12px;overflow:hidden;background:#F2EDE6;}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-title{font-size:18px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease;}
.news-row:hover .news-title,.news-lead:hover h3{color:var(--brand);}
.news-summary{margin-top:8px;font-size:15px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);font-weight:500;margin-top:12px;}
.meta-row .sep{width:1px;height:12px;background:var(--line);}
.news-arrow{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.news-row:hover .news-arrow{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateX(3px);}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-l);background:#fff;
  padding:56px 24px;text-align:center;
}
.empty-state .empty-line{width:64px;height:2px;background:var(--line);margin:0 auto 22px;border-radius:2px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:22px;}

/* ============ 口碑条 ============ */
.review-scroller{
  display:flex;gap:20px;overflow-x:auto;padding:6px 24px 22px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
}
.review-scroller::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 260px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-m);padding:20px;box-shadow:var(--sh-card);
  transition:transform .22s ease,border-color .22s ease;
}
.review-card:hover{transform:translateY(-3px);border-color:rgba(240,67,90,.28);}
.review-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:15px;
  background:var(--brand);
}
.avatar.a2{background:#12C08A;}
.avatar.a3{background:#5B5BD6;}
.avatar.a4{background:#E08A1E;}
.avatar.a5{background:#8B5CF6;}
.review-name{font-size:14.5px;font-weight:600;}
.review-role{font-size:12.5px;color:var(--muted);}
.review-text{margin-top:14px;font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.review-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;}
.rating-dots{display:flex;gap:4px;}
.rating-dots i{width:8px;height:8px;border-radius:50%;background:var(--brand);}
.rating-dots i.off{background:#fff;border:1px solid var(--line);}
.review-time{font-size:12.5px;color:var(--muted);}

/* ============ FAQ ============ */
.faq-list{max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:18px 0;font-size:17px;font-weight:600;line-height:1.6;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--brand);line-height:1;flex:0 0 auto;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand);}
.faq-answer{padding:0 0 22px 18px;border-left:3px solid var(--brand);margin-bottom:8px;}
.faq-answer p{font-size:15.5px;color:var(--ink-2);line-height:1.8;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);margin-top:var(--sec);}
.footer-top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;
  padding:66px 0 46px;border-bottom:1px solid var(--line-dark);
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(140deg,var(--brand) 0%,var(--brand-deep) 100%);}
.footer-desc{font-size:14px;line-height:1.85;max-width:340px;color:rgba(255,255,255,.6);}
.footer-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62);position:relative;transition:color .2s ease;}
.footer-links a::after{
  content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--brand);
  transition:width .2s ease;
}
.footer-links a:hover{color:#fff;}
.footer-links a:hover::after{width:22px;}
.footer-contact{font-size:14px;line-height:2;color:rgba(255,255,255,.62);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 0 30px;font-size:13px;color:rgba(255,255,255,.45);flex-wrap:wrap;
}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{padding:0 22px;}
  .nav-links{gap:20px;}
  .nav-link{font-size:14.5px;}
}
@media (max-width:1024px){
  :root{--sec:72px;}
  .hero{padding:60px 0 66px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-stack{padding-left:0;}
  .hero-card-main{width:min(300px,72%);}
  .hero-card-side{width:min(190px,52%);}
  .metrics-grid{grid-template-columns:repeat(2,1fr);}
  .metric:nth-child(2){border-right:0;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line);}
  .pick-row{grid-template-columns:64px 88px 1fr;row-gap:14px;}
  .pick-action{grid-column:2 / -1;justify-self:start;padding-left:0;}
  .news-lead{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-inner{grid-template-columns:1fr;}
  .cta-block{padding:44px 34px;}
}
@media (max-width:768px){
  :root{--sec:56px;}
  .container{padding:0 20px;}
  .nav-inner{height:66px;}
  .nav-toggle{display:flex;}
  .nav-side .btn-ghost{display:none;}
  .nav-menu{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,84vw);
    background:var(--bg);border-left:1px solid var(--line);
    flex-direction:column;align-items:flex-start;gap:0;
    padding:88px 26px 30px;transform:translateX(105%);
    transition:transform .28s ease;z-index:70;overflow-y:auto;
    box-shadow:-24px 0 60px -30px rgba(22,19,28,.4);
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-links{flex-direction:column;align-items:flex-start;gap:0;width:100%;}
  .nav-links li{width:100%;border-bottom:1px solid var(--line);}
  .nav-link{display:block;font-size:20px;line-height:48px;padding:0;width:100%;}
  .nav-link::after{display:none;}
  .nav-link.is-active::before{left:auto;right:0;top:50%;}
  .nav-menu-foot{display:block;width:100%;margin-top:28px;}
  .nav-menu-foot .btn{width:100%;}
  .hero-stats{gap:26px;margin-top:40px;}
  .hero-stat + .hero-stat{padding-left:26px;}
  .hero-stat-num{font-size:30px;}
  .shorts-scroller{padding:6px 20px 22px;gap:16px;}
  .short-card{flex:0 0 76vw;max-width:300px;}
  .review-scroller{padding:6px 20px 20px;}
  .review-card{flex:0 0 78vw;max-width:300px;}
  .scroll-hint{padding:0 20px;}
  .pick-row{grid-template-columns:52px 1fr;gap:16px;padding:20px 6px;}
  .pick-thumb{width:72px;height:72px;grid-column:2;margin-top:4px;}
  .pick-body{grid-column:1 / -1;}
  .pick-action{grid-column:1 / -1;}
  .news-row{grid-template-columns:112px 1fr;gap:16px;}
  .news-thumb{width:112px;height:88px;}
  .news-arrow{display:none;}
  .news-lead{padding:16px;}
  .news-lead h3{font-size:20px;}
  .cta-block{padding:34px 22px;}
  .cta-lines{gap:18px;}
  .footer-top{grid-template-columns:1fr 1fr;padding:50px 0 36px;}
  .footer-bottom{justify-content:center;text-align:center;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .brand{font-size:15.5px;}
  .brand-sub{display:none;}
  .hero{padding:44px 0 52px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions{gap:16px;}
  .hero-actions .btn{width:100%;}
  .hero-stat-num{font-size:26px;}
  .hero-card-main{width:78vw;margin:0 auto;}
  .hero-card-side{display:none;}
  .metrics-grid{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid var(--line);padding:26px 4px;}
  .metric:last-child{border-bottom:0;}
  .sec-head{margin-bottom:28px;}
  .news-row{grid-template-columns:1fr;}
  .news-thumb{width:100%;height:170px;}
  .footer-top{grid-template-columns:1fr;gap:30px;}
  .faq-item summary{font-size:16px;}
}
@media (max-width:420px){
  .hero h1{font-size:28px;}
  .pick-num{font-size:24px;}
}

/* roulang page: category1 */
:root{
  --brand:#F0435A;
  --brand-deep:#C42A45;
  --accent:#12C08A;
  --accent-2:#FFC93C;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --dark:#1B1723;
  --ink:#16131C;
  --ink-2:#4A4453;
  --muted:#8B8494;
  --line:#EAE3DA;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-card:0 8px 24px -12px rgba(22,19,28,.18);
  --sh-hover:0 18px 40px -18px rgba(22,19,28,.28);
  --sh-btn:0 18px 40px -18px rgba(240,67,90,.5);
  --sp-1:8px;--sp-2:16px;--sp-3:24px;--sp-4:32px;--sp-5:48px;--sp-6:96px;
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",Inter,system-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:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.25;letter-spacing:normal}
h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3}
h3{font-size:21px;font-weight:600;line-height:1.4}
p{color:var(--ink-2)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--ink);line-height:1.2}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:var(--r-sm);
  background:var(--brand);color:#fff;font-size:16px;font-weight:800;flex:none;
}
.brand-sub{display:block;font-size:12px;font-weight:500;color:var(--muted);letter-spacing:.4px}
.brand:hover{color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand);transition:width .18s ease;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{width:100%}
.nav-link.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.nav-side{display:flex;align-items:center;gap:12px}
.btn-ghost{
  display:inline-flex;align-items:center;
  padding:9px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:transparent;
  font-size:14px;font-weight:600;color:var(--ink);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);background:transparent;color:var(--ink-2);
  transition:color .18s ease,border-color .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:transparent;padding:0 10px;
}
.nav-toggle span{display:block;height:1.5px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-menu-foot{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;box-shadow:var(--sh-btn)}
.btn-primary:active{transform:translateY(1px)}
.btn-accent{background:transparent;color:var(--ink);border-color:var(--accent)}
.btn-accent:hover{background:var(--accent);color:#fff}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--accent-2);color:var(--ink)}
.btn[disabled],.btn.is-disabled{background:#EFEAE4;color:var(--muted);border-color:transparent;pointer-events:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ink)}
.link-arrow span{transition:transform .18s ease}
.link-arrow:hover{color:var(--brand)}
.link-arrow:hover span{transform:translateX(4px)}

/* ---------- 通用 ---------- */
.section{padding:64px 0 0}
.section-head{margin-bottom:32px;max-width:720px}
.section-head p{margin-top:12px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:var(--brand);margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--brand);border-radius:2px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;background:#F2EDE7;color:var(--ink-2);
}
.tag-brand{background:rgba(240,67,90,.1);color:var(--brand-deep)}
.tag-accent{background:rgba(18,192,138,.12);color:#0B8C64}
.tag-yellow{background:var(--accent-2);color:var(--ink)}
.divider{height:1px;background:var(--line);border:0;margin:0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);padding:24px 0 0}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:#C9C2BA}

/* ---------- 分类 Hero ---------- */
.cat-hero{padding:28px 0 0}
.cat-hero-grid{
  display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:center;
}
.cat-hero h1{margin-bottom:16px}
.cat-hero h1 em{font-style:normal;color:var(--brand)}
.cat-hero .lead{font-size:16.5px;line-height:1.8;max-width:560px}
.cat-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cat-hero-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-card);background:#fff;aspect-ratio:16/11;
}
.cat-hero-figure img{width:100%;height:100%;object-fit:cover}
.cat-hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(27,23,35,0) 45%,rgba(27,23,35,.6) 100%);
}
.cat-hero-figure figcaption{
  position:absolute;left:16px;bottom:14px;z-index:2;
  color:#fff;font-size:13.5px;font-weight:600;
}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:22px 0;margin-top:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.filter-label{font-size:13.5px;font-weight:600;color:var(--muted);margin-right:6px}
.chip{
  display:inline-flex;align-items:center;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:500;color:var(--ink-2);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff}

/* ---------- 内容网格 + 侧栏 ---------- */
.content-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;
  padding-top:48px;align-items:start;
}
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.card-grid .card:nth-child(even){margin-top:28px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(240,67,90,.35)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EFEAE4}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .pill{
  position:absolute;left:12px;top:12px;
  background:var(--accent-2);color:var(--ink);
  font-size:12.5px;font-weight:700;padding:5px 11px;border-radius:var(--r-pill);
}
.card-body{padding:22px 22px 24px}
.card-body h3{font-size:20px;margin-bottom:10px}
.card-body p{font-size:15px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--muted);
}
.card-foot .read{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.card-foot .read span{transition:transform .18s ease}
.card:hover .card-foot .read span{transform:translateX(4px)}

/* 侧栏 */
.side{display:flex;flex-direction:column;gap:24px;position:sticky;top:96px}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-card);
}
.side-card h3{font-size:17px;margin-bottom:16px}
.side-links{display:flex;flex-direction:column}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:15px;color:var(--ink-2);
  border-bottom:1px solid var(--line);transition:color .18s ease,padding .18s ease;
}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{color:var(--brand);padding-left:4px}
.side-links a em{font-style:normal;font-size:13px;color:var(--muted)}
.side-note{font-size:14.5px;color:var(--ink-2);line-height:1.75}
.side-dark{
  background:var(--dark);border-color:var(--dark);color:#fff;
}
.side-dark h3{color:#fff}
.side-dark p{color:rgba(255,255,255,.72);font-size:14.5px}
.side-dark .btn{margin-top:16px;width:100%}
.side-bg{
  position:relative;border:0;overflow:hidden;color:#fff;min-height:170px;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.side-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.side-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(27,23,35,.25),rgba(27,23,35,.85))}
.side-bg .inner{position:relative;z-index:2}
.side-bg h3{color:#fff}
.side-bg p{color:rgba(255,255,255,.78);font-size:14px}

/* ---------- 分页占位 ---------- */
.pager{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}
.pager-list{display:flex;gap:8px;flex-wrap:wrap}
.pager-list a,.pager-list span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.pager-list a:hover{border-color:var(--brand);color:var(--brand)}
.pager-list .is-current{background:var(--ink);border-color:var(--ink);color:#fff}
.pager-list .is-off{color:#C4BDB5;pointer-events:none;background:#F7F3EE}

/* ---------- CTA ---------- */
.cta-block{
  margin-top:80px;background:var(--dark);border-radius:var(--r-lg);
  padding:48px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(240,67,90,.28),rgba(240,67,90,0) 70%);
}
.cta-block h2{color:#fff;margin-bottom:12px}
.cta-block p{color:rgba(255,255,255,.72);max-width:560px}
.cta-list{display:flex;flex-wrap:wrap;gap:24px;margin-top:24px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.cta-list li{font-size:14px;color:rgba(255,255,255,.8);display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none}
.dot-y{background:var(--accent-2)}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px}

/* ---------- FAQ ---------- */
.faq-wrap{margin-top:72px}
.faq-list{margin-top:28px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:14px 0;
  font-size:17px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--muted);line-height:1}
.faq-item[open] summary::after{content:"−";color:var(--brand)}
.faq-item .faq-answer{
  padding:0 0 20px 16px;border-left:3px solid var(--brand);
  font-size:15.5px;line-height:1.8;color:var(--ink-2);
}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--dark);color:rgba(255,255,255,.72)}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 48px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-desc{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.66);width:fit-content;
  border-bottom:2px solid transparent;padding-bottom:2px;
  transition:color .18s ease,border-color .18s ease;
}
.footer-links a:hover{color:#fff;border-bottom-color:var(--brand)}
.footer-contact{font-size:14px;line-height:2;color:rgba(255,255,255,.62)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 32px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 20px}
  .nav-links{gap:20px}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-hero-figure{max-width:560px}
  .content-layout{grid-template-columns:1fr;gap:40px}
  .side{position:static;flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1 1 300px}
  .cta-block{grid-template-columns:1fr;padding:36px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  :root{--sp-6:72px}
  .nav-toggle{display:flex}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);
    background:var(--bg);border-left:1px solid var(--line);
    padding:96px 28px 32px;z-index:70;
    transform:translateX(105%);transition:transform .26s ease;
    display:flex;flex-direction:column;justify-content:space-between;
    overflow-y:auto;
  }
  body.nav-open .nav-menu{transform:translateX(0)}
  body.nav-open{overflow:hidden}
  .nav-links{flex-direction:column;align-items:flex-start;gap:0}
  .nav-links li{width:100%;border-bottom:1px solid var(--line)}
  .nav-link{display:block;font-size:20px;line-height:48px;padding:8px 0}
  .nav-link.is-active::before{left:0;top:26px;transform:none}
  .nav-link.is-active{padding-left:16px}
  .nav-menu-foot{display:block;margin-top:24px}
  .nav-menu-foot .btn{width:100%}
  .btn-ghost{display:none}
  .section{padding:56px 0 0}
  .card-grid{grid-template-columns:1fr;gap:24px}
  .card-grid .card:nth-child(even){margin-top:0}
  .cat-hero-figure{aspect-ratio:16/10}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:520px){
  .container{padding:0 16px}
  body{font-size:16px}
  .cat-hero-meta{gap:8px}
  .card-body{padding:18px}
  .pager{flex-direction:column;align-items:stretch}
  .pager-list{justify-content:center}
  .cta-block{padding:28px 22px}
  .side{flex-direction:column}
  .side-card{flex:1 1 auto}
  .footer-top{grid-template-columns:1fr;padding:48px 0 32px}
}

/* roulang page: article */
:root{
  --brand:#F0435A;
  --brand-deep:#C42A45;
  --accent:#12C08A;
  --accent-2:#FFC93C;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --soft:#FFF7F4;
  --dark:#1B1723;
  --ink:#16131C;
  --ink-2:#4A4453;
  --muted:#8B8494;
  --line:#EAE3DA;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-card:0 8px 24px -12px rgba(22,19,28,.18);
  --sh-btn:0 18px 40px -18px rgba(240,67,90,.5);
  --container:1200px;
  --sect:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",Inter,system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(240,67,90,.18)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding-top:var(--sect)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(250,247,242,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 12px 30px -24px rgba(22,19,28,.35)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;letter-spacing:.2px;line-height:1.25}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:800;
  box-shadow:0 10px 22px -12px rgba(240,67,90,.75);
}
.brand-sub{display:block;font-size:11.5px;font-weight:500;color:var(--muted);letter-spacing:.6px;line-height:1.5}
.nav-menu{display:flex;align-items:center;gap:32px}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;padding:0}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:600;color:var(--ink-2);transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--brand);
  transition:width .18s ease;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--ink)}
.nav-link.is-active::after{width:100%}
.nav-link.is-active::before{
  content:"";position:absolute;left:-11px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.nav-menu-foot{display:none}
.nav-side{display:flex;align-items:center;gap:12px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--ink-2);background:transparent;
  transition:all .2s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);background:#fff}
.icon-btn{
  width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-pill);
  display:grid;place-items:center;color:var(--ink-2);transition:all .2s ease;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.nav-toggle{display:none;width:40px;height:40px;border-radius:var(--r-sm);flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--ink);transition:transform .25s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.nav-backdrop{
  position:fixed;inset:0;background:rgba(22,19,28,.4);opacity:0;pointer-events:none;
  transition:opacity .25s ease;z-index:65;
}
.nav-backdrop.is-open{opacity:1;pointer-events:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.4;transition:all .2s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--sh-btn)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand-deep)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--accent-2);color:var(--ink)}
.btn:disabled,.btn.is-disabled{background:#F1ECE5;color:var(--muted);cursor:not-allowed;box-shadow:none;transform:none}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;background:#FDECEF;color:var(--brand-deep);
}
.badge-accent{background:#E4F8F1;color:#0B8A63}
.badge-soft{background:#FFF4D6;color:#8A6200}
.badge i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}

/* ---------- article head ---------- */
.article-hero{padding:52px 0 0}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--muted);margin-bottom:24px;
}
.crumbs a:hover{color:var(--brand-deep)}
.crumbs .sep{color:#D6CDC2}
.article-head{max-width:860px}
.article-title{
  font-size:clamp(28px,4.2vw,46px);font-weight:800;line-height:1.28;
  letter-spacing:-.2px;margin:16px 0 20px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  padding-bottom:26px;border-bottom:1px solid var(--line);
  font-size:13.5px;font-weight:500;color:var(--muted);
}
.meta-row .chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:4px 12px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
}
.meta-row .chip i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}

/* ---------- article body ---------- */
.article-body{max-width:800px;margin:0 auto;padding:36px 0 0}
.article-body h2{
  font-size:clamp(22px,2.6vw,28px);font-weight:700;line-height:1.35;
  margin:42px 0 14px;padding-left:14px;border-left:3px solid var(--brand);
}
.article-body h3{font-size:20px;font-weight:600;margin:30px 0 10px}
.article-body h4{font-size:17.5px;font-weight:600;margin:24px 0 8px}
.article-body p{margin:0 0 1.1em;line-height:1.85}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.2em}
.article-body li{margin:.36em 0}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(240,67,90,.35);transition:border-color .2s}
.article-body a:hover{border-bottom-color:var(--brand-deep)}
.article-body img{border-radius:var(--r-md);margin:26px 0;box-shadow:var(--sh-card)}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:#fff;color:var(--ink-2);
  border-left:3px solid var(--accent);border-radius:0 var(--r-md) var(--r-md) 0;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body pre{
  margin:24px 0;padding:18px 20px;background:var(--dark);color:#F4EFF7;
  border-radius:var(--r-md);overflow-x:auto;font-size:14.5px;line-height:1.7;
}
.article-body code{background:#F2EDE7;padding:2px 6px;border-radius:6px;font-size:14.5px}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;background:#fff;border-radius:var(--r-md);overflow:hidden}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:#FBF6F1;font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}

.empty-state{
  max-width:640px;margin:16px auto 0;padding:64px 32px;text-align:center;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);
}
.empty-title{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-desc{font-size:15.5px;color:var(--muted);margin-bottom:24px}

/* ---------- strip / mini cards ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px;flex-wrap:wrap}
.section-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3}
.section-sub{margin-top:8px;font-size:14.5px;color:var(--muted)}
.scroller{
  display:flex;gap:18px;overflow-x:auto;padding:6px 4px 24px;
  scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none;
}
.scroller::-webkit-scrollbar{display:none}
.mini-card{
  flex:0 0 220px;scroll-snap-align:start;background:var(--surface);
  border:1px solid var(--line);border-radius:20px;overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card);border-color:rgba(240,67,90,.3)}
.mini-card figure{margin:0;position:relative}
.mini-card img{width:100%;aspect-ratio:3/4;object-fit:cover}
.mini-tag{
  position:absolute;left:12px;top:12px;padding:3px 10px;border-radius:var(--r-pill);
  background:var(--accent-2);color:#3A2A00;font-size:12px;font-weight:700;
}
.mini-body{padding:14px 16px 18px}
.mini-title{font-size:15.5px;font-weight:600;line-height:1.5;margin-bottom:8px}
.mini-meta{font-size:13px;color:var(--muted)}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rec-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card);border-color:rgba(240,67,90,.3)}
.rec-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rec-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.rec-title{font-size:17px;font-weight:600;line-height:1.5}
.rec-text{font-size:14.5px;color:var(--muted);line-height:1.75}
.rec-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--muted)}
.rec-arrow{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink-2);transition:all .2s ease;
}
.rec-card:hover .rec-arrow{background:var(--brand);border-color:var(--brand);color:#fff}
.back-row{margin-top:34px;display:flex;justify-content:center}

/* ---------- cta ---------- */
.cta{
  position:relative;overflow:hidden;margin-top:var(--sect);
  background:var(--dark);color:#fff;border-radius:var(--r-lg);padding:46px;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.18;
}
.cta>*{position:relative;z-index:1}
.cta-grid{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:#fff;line-height:1.35}
.cta p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.72);max-width:520px}
.cta-notes{
  display:flex;flex-wrap:wrap;gap:10px 30px;margin-top:28px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);font-size:14px;color:rgba(255,255,255,.68);
}
.cta-notes span{display:inline-flex;align-items:center;gap:8px}
.cta-notes i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-size:17px;font-weight:600;transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{position:relative;width:18px;height:18px;flex:0 0 18px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .22s ease;
}
.faq-icon::before{left:0;top:8px;width:18px;height:1.6px}
.faq-icon::after{left:8px;top:0;width:1.6px;height:18px}
.faq-item[open] .faq-icon::after{transform:scaleY(0)}
.faq-body{
  margin:0 0 22px 3px;padding-left:16px;border-left:3px solid var(--brand);
  font-size:15.5px;line-height:1.8;color:var(--ink-2);
}

/* ---------- footer ---------- */
.site-footer{margin-top:var(--sect);padding:64px 0 28px;background:var(--surface);border-top:1px solid var(--line)}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.85;color:var(--muted);max-width:330px}
.footer-title{font-size:14px;font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{
  font-size:14px;color:var(--muted);width:fit-content;
  border-bottom:2px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.footer-links a:hover{color:var(--ink);border-bottom-color:var(--brand)}
.footer-contact{font-size:14px;line-height:2;color:var(--muted)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  :root{--sect:72px}
  .container{padding:0 20px}
  .nav-menu{gap:22px}
  .nav-links{gap:20px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .cta{padding:38px}
}
@media (max-width:960px){
  .nav-toggle{display:flex}
  .btn-ghost{display:none}
  .nav-menu{
    position:fixed;top:0;right:0;z-index:66;height:100vh;width:min(330px,86vw);
    background:var(--surface);border-left:1px solid var(--line);
    padding:96px 28px 34px;flex-direction:column;align-items:stretch;justify-content:space-between;
    transform:translateX(102%);transition:transform .28s ease;
    box-shadow:-24px 0 60px -34px rgba(22,19,28,.4);
  }
  .nav-menu.is-open{transform:none}
  .nav-links{flex-direction:column;align-items:flex-start;gap:0;width:100%}
  .nav-links li{width:100%}
  .nav-link{display:block;width:100%;font-size:20px;line-height:48px;padding:0}
  .nav-link::after{display:none}
  .nav-link.is-active::before{position:static;transform:none;display:inline-block;margin-right:10px}
  .nav-menu-foot{display:block}
  .nav-menu-foot .btn{width:100%}
}
@media (max-width:768px){
  :root{--sect:56px}
  body{font-size:16px}
  .article-hero{padding:34px 0 0}
  .article-body{padding-top:26px}
  .article-body h2{margin-top:32px}
  .mini-card{flex:0 0 76vw}
  .related-grid{grid-template-columns:1fr;gap:18px}
  .cta{padding:30px 24px}
  .cta-grid{flex-direction:column;align-items:flex-start}
  .cta-grid .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .brand{font-size:15.5px}
  .brand-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px}
  .meta-row{gap:8px 14px}
  .scroller{gap:14px}
  .mini-card{flex:0 0 82vw}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .footer-desc{max-width:none}
  .empty-state{padding:44px 20px}
}

/* roulang page: category2 */
:root{
  --brand:#F0435A;
  --brand-deep:#C42A45;
  --accent:#12C08A;
  --accent-2:#FFC93C;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --dark:#1B1723;
  --ink:#16131C;
  --ink-2:#4A4453;
  --muted:#8B8494;
  --line:#EAE3DA;
  --hover-tint:#FFF7F4;
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-pill:999px;
  --sh-card:0 8px 24px -12px rgba(22,19,28,.18);
  --sh-card-hi:0 18px 40px -18px rgba(22,19,28,.28);
  --sh-btn:0 18px 40px -18px rgba(240,67,90,.5);
  --sp-section:96px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","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:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;}
p{margin:0;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

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

/* ---------- 通用文字与组件 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:var(--brand);
  letter-spacing:.02em;
}
.eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.section-head{margin-bottom:36px;}
.section-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  letter-spacing:-.01em;
}
.section-head p{
  margin-top:12px;
  color:var(--ink-2);
  max-width:640px;
}
.section-head.row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{
  background:var(--brand);color:#fff;
  box-shadow:0 12px 26px -16px rgba(240,67,90,.7);
}
.btn-primary:hover{background:var(--brand-deep);box-shadow:var(--sh-btn);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  border-color:rgba(22,19,28,.16);color:var(--ink);background:transparent;
}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:var(--hover-tint);}
.btn-light{
  background:#fff;color:var(--ink);
}
.btn-light:hover{background:#fff;color:var(--brand);transform:translateY(-2px);}
.btn-ghost{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;
  border:1px solid rgba(22,19,28,.16);border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--hover-tint);}
.btn:disabled,.btn[disabled]{background:#EDE7DF;color:var(--muted);box-shadow:none;cursor:not-allowed;transform:none;}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:color .2s ease,gap .2s ease;
}
.link-arrow:hover{color:var(--brand);gap:10px;}

.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.01em;
  background:rgba(240,67,90,.1);color:var(--brand-deep);
}
.badge.green{background:rgba(18,192,138,.13);color:#0C8D66;}
.badge.gray{background:rgba(22,19,28,.06);color:var(--ink-2);}

.chip{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(22,19,28,.5);
  background:var(--accent-2);color:var(--ink);
  font-size:12.5px;font-weight:700;
}
.chip-plain{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:6px;background:rgba(22,19,28,.05);
  font-size:12.5px;font-weight:600;color:var(--ink-2);
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(250,247,242,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px -26px rgba(22,19,28,.5);}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  height:76px;
}
.brand{
  display:flex;align-items:center;gap:12px;
  font-size:16px;font-weight:800;letter-spacing:-.01em;line-height:1.25;
  white-space:nowrap;
}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:13px;background:var(--brand);color:#fff;
  font-size:18px;font-weight:800;
}
.brand-sub{
  display:block;font-size:12px;font-weight:500;color:var(--muted);letter-spacing:.02em;
}
.nav-menu{
  flex:1;display:flex;align-items:center;justify-content:center;gap:26px;
}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-link{
  position:relative;display:inline-block;
  padding:6px 0 8px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active::before{
  content:"";position:absolute;left:-10px;top:50%;margin-top:2px;
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.nav-menu-foot{display:none;}
.nav-side{display:flex;align-items:center;gap:11px;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid transparent;color:var(--ink-2);
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.icon-btn:hover{color:var(--brand);background:var(--hover-tint);border-color:rgba(240,67,90,.24);}
.nav-toggle{
  display:none;width:42px;height:42px;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  border-radius:12px;
}
.nav-toggle span{
  display:block;width:20px;height:1.5px;background:var(--ink);border-radius:2px;
  transition:transform .25s ease,opacity .25s ease;
}
.nav-toggle.is-active span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle.is-active span:nth-child(2){opacity:0;}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;
  padding:56px 0 48px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
  background:
    radial-gradient(rgba(22,19,28,.09) 1px, transparent 1px) 0 0/18px 18px,
    linear-gradient(180deg,#FBF8F4 0%,rgba(250,247,242,0) 78%);
}
.cat-hero-inner{
  display:grid;grid-template-columns:1.75fr .85fr;
  gap:48px;align-items:center;
}
.crumb{
  display:flex;align-items:center;gap:9px;
  font-size:13.5px;color:var(--muted);font-weight:500;
  margin-bottom:22px;flex-wrap:wrap;
}
.crumb a{transition:color .2s ease;}
.crumb a:hover{color:var(--brand);}
.crumb .sep{opacity:.6;}
.crumb .now{color:var(--ink-2);font-weight:600;}
.cat-hero h1{
  font-size:clamp(30px,4.4vw,50px);
  font-weight:800;line-height:1.25;letter-spacing:-.015em;
  max-width:15em;
}
.cat-hero h1 em{
  font-style:normal;color:var(--brand);
}
.cat-hero-lead{
  margin-top:18px;
  color:var(--ink-2);
  max-width:36em;
  font-size:16.5px;
}
.cat-hero-actions{
  margin-top:28px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;
}
.cat-hero-meta{
  margin-top:32px;display:flex;gap:34px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding-top:20px;
}
.cat-hero-meta .num{
  font-size:28px;font-weight:700;line-height:1.2;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.cat-hero-meta .cap{font-size:13.5px;color:var(--muted);font-weight:500;}

.cat-hero-aside{position:relative;}
.cat-hero-figure{
  position:relative;
  border-radius:20px;overflow:hidden;
  border:1px solid var(--line);
  background:var(--surface);
  box-shadow:var(--sh-card);
  aspect-ratio:3/4;
}
.cat-hero-figure img{width:100%;height:100%;object-fit:cover;}
.cat-hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(27,23,35,0) 52%,rgba(27,23,35,.62) 100%);
}
.cat-hero-figure figcaption{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:2;
  color:#fff;font-size:13.5px;font-weight:600;line-height:1.5;
}
.cat-hero-tag{
  position:absolute;top:14px;left:14px;z-index:2;
  transform:rotate(-1.5deg);
}

/* ---------- 标签筛选条 ---------- */
.filter-bar{
  position:sticky;top:77px;z-index:60;
  background:rgba(250,247,242,.95);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.filter-track{
  display:flex;align-items:center;gap:10px;
  padding:14px 0;overflow-x:auto;
  scrollbar-width:none;
}
.filter-track::-webkit-scrollbar{display:none;}
.filter-pill{
  flex:0 0 auto;
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-pill);
  border:1px solid rgba(22,19,28,.12);
  background:transparent;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.filter-pill:hover{border-color:rgba(240,67,90,.4);color:var(--brand);background:var(--hover-tint);}
.filter-pill.is-on{
  background:var(--ink);border-color:var(--ink);color:#fff;
}
.filter-note{
  flex:0 0 auto;margin-left:auto;padding-left:16px;
  font-size:13px;color:var(--muted);font-weight:500;
}

/* ---------- 玩法宽卡两列 ---------- */
.topic-section{padding:var(--sp-section) 0 0;}
.topic-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:30px 30px;
}
.topic-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.topic-card:nth-child(even){margin-top:28px;}
.topic-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-card-hi);
  border-color:rgba(240,67,90,.3);
}
.topic-media{
  position:relative;aspect-ratio:16/10;overflow:hidden;background:#EFE9E1;
}
.topic-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.topic-card:hover .topic-media img{transform:scale(1.04);}
.topic-media .chip{position:absolute;top:14px;left:14px;}
.topic-media .level{
  position:absolute;top:16px;right:14px;
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);color:var(--ink-2);
  font-size:12.5px;font-weight:700;
}
.topic-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:14px;flex:1;}
.topic-body h3{font-size:21px;font-weight:700;letter-spacing:-.01em;}
.topic-body p{color:var(--ink-2);font-size:15.5px;line-height:1.75;}
.topic-tags{display:flex;flex-wrap:wrap;gap:8px;}
.topic-foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.topic-foot .time{font-size:13.5px;color:var(--muted);font-weight:500;}
.topic-foot .link-arrow{color:var(--brand);}
.topic-foot .link-arrow:hover{gap:12px;}

/* ---------- 跟练步骤 ---------- */
.steps-section{padding:var(--sp-section) 0 0;}
.steps-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  padding:44px 46px;
  box-shadow:var(--sh-card);
}
.steps-grid{
  margin-top:34px;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:26px;
}
.step-item{position:relative;padding-top:22px;border-top:2px solid var(--line);}
.step-item .step-no{
  display:block;
  font-size:32px;font-weight:800;letter-spacing:-.03em;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.step-item h3{margin-top:12px;font-size:18px;font-weight:700;}
.step-item p{margin-top:10px;color:var(--ink-2);font-size:15px;line-height:1.75;}

/* ---------- 分页占位 ---------- */
.pager-section{padding:56px 0 0;}
.pager{
  display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;
}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;padding:0 14px;
  border-radius:12px;border:1px solid var(--line);
  background:var(--surface);
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease,transform .2s ease;
}
.pager a:hover{border-color:var(--brand);color:var(--brand);background:var(--hover-tint);transform:translateY(-2px);}
.pager .current{background:var(--ink);border-color:var(--ink);color:#fff;}
.pager .disabled{color:rgba(139,132,148,.7);background:transparent;cursor:not-allowed;}

/* ---------- 底部 CTA ---------- */
.cta-section{padding:var(--sp-section) 0 0;}
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--dark);color:#fff;
  border-radius:var(--r-l);
  padding:48px 50px;
}
.cta-panel::before{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;
  background:radial-gradient(rgba(255,255,255,.16) 1px, transparent 1px) 0 0/16px 16px;
  transform:rotate(12deg);pointer-events:none;
}
.cta-grid{
  position:relative;display:grid;grid-template-columns:1.5fr auto;gap:36px;align-items:center;
}
.cta-panel h2{font-size:clamp(23px,2.6vw,31px);font-weight:700;letter-spacing:-.01em;}
.cta-panel p{margin-top:14px;color:rgba(255,255,255,.72);font-size:15.5px;max-width:34em;}
.cta-points{
  position:relative;margin-top:30px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;gap:38px;flex-wrap:wrap;
}
.cta-points div{font-size:14.5px;color:rgba(255,255,255,.82);}
.cta-points strong{display:block;font-size:15.5px;font-weight:700;color:#fff;margin-bottom:4px;}

/* ---------- FAQ ---------- */
.faq-section{padding:var(--sp-section) 0 0;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:16px 4px;
  font-size:17px;font-weight:600;cursor:pointer;list-style:none;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;
  font-size:20px;font-weight:400;color:var(--muted);line-height:1;
  transition:color .2s ease,transform .2s ease;
}
.faq-item summary:hover{color:var(--brand);}
.faq-item summary:hover::after{color:var(--brand);}
.faq-item[open] summary::after{content:"−";color:var(--brand);}
.faq-item .faq-body{
  padding:2px 0 22px 18px;
  border-left:3px solid var(--brand);
  margin-left:2px;
  color:var(--ink-2);font-size:15.5px;line-height:1.8;
}
.faq-item .faq-body p + p{margin-top:.9em;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sp-section);
  border-top:1px solid var(--line);
  background:#F5F1EA;
}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:64px 0 44px;
}
.footer-brand{
  display:flex;align-items:center;gap:11px;
  font-size:16px;font-weight:800;letter-spacing:-.01em;
}
.footer-desc{
  margin-top:16px;color:var(--muted);font-size:14.5px;line-height:1.8;max-width:30em;
}
.footer-title{
  font-size:14px;font-weight:700;color:var(--ink);margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  position:relative;display:inline-block;
  font-size:14px;color:var(--muted);
  transition:color .2s ease;
}
.footer-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--brand);border-radius:2px;
  transition:width .2s ease;
}
.footer-links a:hover{color:var(--ink);}
.footer-links a:hover::after{width:22px;}
.footer-contact{font-size:14px;color:var(--muted);line-height:2;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  :root{--sp-section:72px;}
  .cat-hero-inner{grid-template-columns:1.5fr .8fr;gap:34px;}
  .steps-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{padding:40px 36px;}
  .footer-top{grid-template-columns:1.5fr 1fr 1fr;gap:32px;}
}

@media (max-width:900px){
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;z-index:90;
    width:min(86vw,340px);
    display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;
    gap:0;
    padding:96px 28px 32px;
    background:var(--bg);
    border-left:1px solid var(--line);
    box-shadow:-24px 0 60px -40px rgba(22,19,28,.6);
    transform:translateX(102%);
    transition:transform .28s ease;
    overflow-y:auto;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-links{flex-direction:column;align-items:flex-start;gap:0;width:100%;}
  .nav-links li{width:100%;}
  .nav-link{
    display:block;width:100%;
    padding:14px 0;
    font-size:20px;font-weight:600;color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--brand);}
  .nav-link.is-active::before{left:auto;right:0;top:50%;margin-top:0;width:8px;height:8px;}
  .nav-menu-foot{display:block;margin-top:26px;width:100%;}
  .nav-menu-foot .btn{width:100%;}
  .nav-toggle{display:flex;}
  .nav-side .btn-ghost{display:none;}
  .cat-hero{padding:40px 0 36px;}
  .cat-hero-inner{grid-template-columns:1fr;gap:28px;}
  .cat-hero-aside{order:-1;max-width:250px;}
  .cat-hero-meta{gap:26px;}
  .filter-bar{top:77px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px;padding:48px 0 34px;}
  .footer-bottom{justify-content:center;text-align:center;}
}

@media (max-width:768px){
  .container{padding:0 20px;}
  .nav-inner{height:68px;}
  .filter-bar{top:69px;}
  .topic-grid{grid-template-columns:1fr;gap:22px;}
  .topic-card:nth-child(even){margin-top:0;}
  .steps-panel{padding:32px 24px;}
  .steps-grid{grid-template-columns:1fr;gap:22px;}
  .cta-grid{grid-template-columns:1fr;gap:26px;}
  .cta-panel{padding:32px 24px;}
  .cta-points{gap:22px;flex-direction:column;}
  .cta-panel .btn{width:100%;}
  .pager{gap:6px;}
  .pager a,.pager span{min-width:38px;height:38px;font-size:14px;}
}

@media (max-width:560px){
  :root{--sp-section:56px;}
  body{font-size:16px;}
  .container{padding:0 16px;}
  .brand{font-size:15px;}
  .brand-sub{display:none;}
  .cat-hero-aside{max-width:100%;}
  .cat-hero-figure{aspect-ratio:4/3;}
  .cat-hero-meta{gap:20px;}
  .cat-hero-meta .num{font-size:24px;}
  .topic-body{padding:20px 20px 22px;}
  .topic-body h3{font-size:19px;}
  .steps-panel{padding:26px 18px;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .faq-item summary{font-size:16px;}
  .faq-item .faq-body{padding-left:14px;}
}

@media (max-width:420px){
  .cat-hero h1{font-size:27px;}
  .cta-panel h2{font-size:22px;}
  .pager .hide-xs{display:none;}
}

/* roulang page: category3 */
:root{
  --brand:#F0435A;
  --brand-deep:#C42A45;
  --accent:#12C08A;
  --accent2:#FFC93C;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --dark:#1B1723;
  --ink:#16131C;
  --ink-2:#4A4453;
  --muted:#8B8494;
  --line:#EAE3DA;
  --soft:#FFF7F4;
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-pill:999px;
  --sh-card:0 8px 24px -12px rgba(22,19,28,.18);
  --sh-card-hover:0 22px 44px -22px rgba(22,19,28,.34);
  --sh-btn:0 18px 40px -18px rgba(240,67,90,.5);
  --container:1200px;
  --gap-section:96px;
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
*{margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:78px;}
.brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:700;line-height:1.3;}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;
  background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:800;
  box-shadow:0 12px 24px -14px rgba(240,67,90,.9);
}
.brand-sub{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:3px;letter-spacing:.04em;}
.nav-menu{display:flex;align-items:center;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-link{
  position:relative;display:inline-block;padding:6px 2px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand);transition:width .18s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:100%;}
.nav-link.is-active::before{
  content:"";position:absolute;left:-11px;top:50%;width:6px;height:6px;
  border-radius:50%;background:var(--brand);transform:translateY(-50%);
}
.nav-menu-foot{display:none;}
.nav-side{display:flex;align-items:center;gap:12px;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;padding:9px 18px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:#fff;font-size:14px;font-weight:600;color:var(--ink);
  transition:border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-ghost:hover{border-color:rgba(240,67,90,.5);color:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--sh-card);}
.btn-ghost:active{transform:translateY(0);}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;color:var(--ink-2);
  transition:background .18s ease,color .18s ease;
}
.icon-btn:hover{background:#fff;color:var(--brand);box-shadow:var(--sh-card);}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:12px;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  transition:background .18s ease;
}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform .22s ease,opacity .22s ease;}
.nav-toggle:hover{background:#fff;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 14px 28px -18px rgba(240,67,90,.9);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--sh-btn);}
.btn-primary:active{transform:translateY(0);}
.btn-line{background:#fff;color:var(--ink);border:1px solid var(--line);}
.btn-line:hover{border-color:rgba(240,67,90,.5);color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--sh-card);}
.btn-soft{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28);}
.btn-soft:hover{background:rgba(255,255,255,.22);transform:translateY(-2px);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);
}
.btn-link span.arrow{transition:transform .2s ease;}
.btn-link:hover span.arrow{transform:translateX(4px);}

/* ---------- badge / chips ---------- */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:rgba(240,67,90,.1);color:var(--brand-deep);
  font-size:13px;font-weight:600;line-height:1.6;
}
.badge-soft{background:#fff;border:1px solid var(--line);color:var(--ink-2);}
.badge-accent{background:rgba(18,192,138,.12);color:#0C7C59;}
.tag{
  display:inline-flex;align-items:center;padding:3px 10px;
  border-radius:var(--r-pill);background:#F5F0E9;color:var(--ink-2);
  font-size:12.5px;font-weight:600;line-height:1.7;
}
.tag-accent{background:rgba(18,192,138,.13);color:#0C7C59;}
.tag-yellow{background:rgba(255,201,60,.24);color:#7A5A00;}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:52px 0 44px;
  border-bottom:1px solid var(--line);
}
.cat-hero::after{
  content:"";position:absolute;top:-60px;right:-60px;width:280px;height:280px;
  background-image:radial-gradient(rgba(240,67,90,.6) 1.4px,transparent 1.4px);
  background-size:14px 14px;opacity:.12;pointer-events:none;
}
.cat-hero-inner{
  display:grid;grid-template-columns:1.55fr 1fr;gap:56px;align-items:center;
  position:relative;z-index:1;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:18px;}
.breadcrumb a{transition:color .18s ease;}
.breadcrumb a:hover{color:var(--brand-deep);}
.breadcrumb .sep{color:#C9C0B4;}
.cat-hero h1{
  font-size:clamp(30px,4.6vw,52px);
  font-weight:800;line-height:1.25;letter-spacing:-.01em;
  margin:16px 0 18px;
}
.cat-hero h1 em{font-style:normal;color:var(--brand);}
.lead{font-size:17px;color:var(--ink-2);max-width:36em;line-height:1.85;}
.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:30px;}
.cat-hero-media{position:relative;justify-self:end;width:100%;max-width:340px;}
.cat-hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-l);border:1px solid var(--line);
  box-shadow:0 24px 48px -28px rgba(22,19,28,.45);
  background:#EFE9E1;
}
.sticker{
  position:absolute;left:-14px;bottom:20px;
  background:var(--accent2);color:var(--ink);
  font-size:13px;font-weight:700;padding:8px 14px;border-radius:var(--r-pill);
  transform:rotate(-1.5deg);box-shadow:0 12px 24px -14px rgba(22,19,28,.5);
}

/* ---------- sections ---------- */
.section{padding:var(--gap-section) 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.section-head p{margin-top:10px;font-size:15.5px;color:var(--muted);max-width:44em;}
.section-head .head-action{flex:0 0 auto;}

/* ---------- filter bar ---------- */
.filter-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:30px 0 4px;
}
.filter-label{font-size:13.5px;font-weight:600;color:var(--muted);margin-right:4px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 17px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:border-color .18s ease,color .18s ease,background .18s ease,transform .18s ease;
}
.chip:hover{border-color:rgba(240,67,90,.5);color:var(--brand-deep);transform:translateY(-1px);}
.chip.is-on{background:var(--dark);border-color:var(--dark);color:#fff;}
.chip.is-on:hover{color:#fff;}

/* ---------- rail / vertical cards ---------- */
.rail-wrap{position:relative;margin-top:26px;}
.rail-wrap::after{
  content:"";position:absolute;top:0;right:-4px;width:72px;height:100%;
  background:linear-gradient(90deg,rgba(250,247,242,0),rgba(250,247,242,.95));
  pointer-events:none;border-radius:0 var(--r-l) var(--r-l) 0;
}
.rail{
  display:flex;gap:20px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:8px 60px 24px 4px;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-track{background:#F1EBE3;border-radius:999px;}
.rail::-webkit-scrollbar-thumb{background:#D6CCC0;border-radius:999px;}
.v-card{
  flex:0 0 280px;scroll-snap-align:start;
  position:relative;border-radius:20px;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.v-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);border-color:rgba(240,67,90,.28);}
.v-media{position:relative;aspect-ratio:3/4;overflow:hidden;background:#EFE9E1;}
.v-media img{width:100%;height:100%;object-fit:cover;transition:transform .38s ease;}
.v-card:hover .v-media img{transform:scale(1.03);}
.pill-time{
  position:absolute;top:12px;left:12px;
  background:var(--accent2);color:var(--ink);
  font-size:12.5px;font-weight:700;line-height:1.7;
  padding:3px 11px;border-radius:var(--r-pill);
}
.pill-state{
  position:absolute;top:14px;right:12px;
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(27,23,35,.62);color:#fff;
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-pill);
}
.v-body{
  position:absolute;left:0;right:0;bottom:0;
  padding:44px 16px 16px;
  background:linear-gradient(180deg,rgba(27,23,35,0) 0%,rgba(27,23,35,.82) 52%,rgba(27,23,35,.94) 100%);
  color:#fff;
}
.v-body h3{font-size:16.5px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.v-meta{margin-top:10px;display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(255,255,255,.74);}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(18,192,138,.22);}

/* ---------- pager ---------- */
.pager{display:flex;align-items:center;gap:8px;margin-top:36px;justify-content:center;}
.page-btn{
  min-width:42px;height:42px;padding:0 14px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:border-color .18s ease,color .18s ease,transform .18s ease,background .18s ease;
}
.page-btn:hover{border-color:rgba(240,67,90,.5);color:var(--brand-deep);transform:translateY(-2px);}
.page-btn.is-current{background:var(--brand);border-color:var(--brand);color:#fff;}
.page-btn[aria-disabled="true"]{color:#C4BAAE;cursor:not-allowed;background:#FBF7F1;}
.page-btn[aria-disabled="true"]:hover{transform:none;border-color:var(--line);color:#C4BAAE;}

/* ---------- numbered brief list ---------- */
.brief-list{border-top:1px solid var(--line);margin-top:8px;}
.brief-item{
  display:grid;grid-template-columns:66px 96px 1fr auto;
  gap:22px;align-items:center;
  padding:22px 10px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.brief-item:hover{background:var(--soft);}
.brief-no{font-size:30px;font-weight:800;color:var(--brand);line-height:1;font-variant-numeric:tabular-nums;}
.brief-thumb{
  width:96px;height:96px;border-radius:14px;overflow:hidden;background:#EFE9E1;flex:0 0 96px;
}
.brief-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.brief-item:hover .brief-thumb img{transform:scale(1.04);}
.brief-body h3{font-size:18px;font-weight:600;line-height:1.5;}
.brief-body p{margin-top:6px;font-size:14.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.brief-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;}
.brief-action{
  flex:0 0 auto;padding:10px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.brief-item:hover .brief-action,
.brief-action:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-1px);}

/* ---------- flow ---------- */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px;}
.flow-step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-l);padding:30px 26px;
  box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);border-color:rgba(240,67,90,.26);}
.flow-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:rgba(240,67,90,.1);color:var(--brand-deep);
  font-size:15px;font-weight:800;margin-bottom:16px;
}
.flow-step h3{font-size:19px;font-weight:600;line-height:1.5;}
.flow-step p{margin-top:10px;font-size:14.8px;color:var(--muted);line-height:1.8;}
.flow-line{height:1px;background:var(--line);margin-top:26px;}

/* ---------- related columns ---------- */
.col-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:8px;}
.col-card{
  display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-l);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.col-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);border-color:rgba(240,67,90,.28);}
.col-card .col-media{aspect-ratio:16/10;overflow:hidden;background:#EFE9E1;}
.col-card .col-media img{width:100%;height:100%;object-fit:cover;transition:transform .38s ease;}
.col-card:hover .col-media img{transform:scale(1.04);}
.col-body{padding:18px 18px 22px;}
.col-body h3{font-size:17px;font-weight:600;line-height:1.5;}
.col-body p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.8;}
.col-body .col-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:13.5px;font-weight:600;color:var(--brand-deep);
}
.col-card:hover .col-more span{transition:transform .2s ease;transform:translateX(4px);}
.col-card.is-current{border-color:rgba(240,67,90,.4);box-shadow:0 16px 36px -22px rgba(240,67,90,.6);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--dark);color:#fff;
  border-radius:var(--r-l);
  padding:52px 48px;
  display:grid;grid-template-columns:1.4fr auto;gap:40px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.14;pointer-events:none;
}
.cta-copy,.cta-action{position:relative;z-index:1;}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;}
.cta-band p{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.76);max-width:38em;}
.cta-points{display:flex;flex-wrap:wrap;gap:0;margin-top:24px;}
.cta-points li{
  font-size:13.5px;font-weight:600;color:rgba(255,255,255,.82);
  padding:0 18px;border-left:1px solid rgba(255,255,255,.2);
}
.cta-points li:first-child{padding-left:0;border-left:0;}
.cta-action{display:flex;flex-direction:column;align-items:flex-end;gap:12px;}
.cta-note{font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- FAQ ---------- */
.faq{margin-top:8px;border-top:1px solid var(--line);}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:58px;padding:14px 4px;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--ink);
  transition:color .18s ease;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{color:var(--brand);}
.faq .mark{position:relative;flex:0 0 18px;width:18px;height:18px;}
.faq .mark::before,.faq .mark::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);transition:opacity .2s ease,transform .2s ease;
}
.faq .mark::before{width:14px;height:1.6px;}
.faq .mark::after{width:1.6px;height:14px;}
.faq details[open] .mark::after{opacity:0;transform:translate(-50%,-50%) scaleY(.2);}
.faq .answer{
  font-size:15.5px;line-height:1.8;color:var(--ink-2);
  padding:0 4px 22px 17px;border-left:3px solid var(--brand);margin-left:0;
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:var(--gap-section);
  background:#fff;border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;margin-bottom:14px;}
.footer-brand .brand-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;font-size:15px;}
.footer-desc{font-size:14px;color:var(--muted);line-height:1.85;max-width:330px;}
.footer-title{font-size:14px;font-weight:700;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{position:relative;display:inline-block;font-size:14px;color:var(--muted);transition:color .18s ease;}
.footer-links a::after{
  content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;
  background:var(--brand);transition:width .2s ease;
}
.footer-links a:hover{color:var(--ink);}
.footer-links a:hover::after{width:20px;}
.footer-contact{font-size:14px;color:var(--muted);line-height:2.1;}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  :root{--gap-section:76px;}
  .cat-hero-inner{grid-template-columns:1.4fr 1fr;gap:40px;}
  .col-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
}
@media (max-width:920px){
  .nav-menu{
    position:fixed;top:0;right:0;height:100vh;width:min(340px,86vw);
    background:#fff;border-left:1px solid var(--line);
    box-shadow:-26px 0 60px -34px rgba(22,19,28,.5);
    padding:100px 30px 34px;z-index:70;
    display:flex;flex-direction:column;justify-content:space-between;
    transform:translateX(104%);transition:transform .28s ease;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-links{flex-direction:column;align-items:flex-start;gap:0;width:100%;}
  .nav-links li{width:100%;}
  .nav-link{display:block;font-size:20px;line-height:52px;font-weight:500;}
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--brand-deep);font-weight:700;}
  .nav-link.is-active::before{display:block;left:-14px;}
  .nav-menu-foot{display:block;margin-top:24px;}
  .nav-menu-foot .btn{width:100%;}
  .nav-toggle{display:flex;}
  .nav-side .btn-ghost{display:none;}
}
@media (max-width:860px){
  .cat-hero-inner{grid-template-columns:1fr;gap:32px;}
  .cat-hero-media{justify-self:start;max-width:320px;}
  .flow{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;}
  .cta-action{align-items:flex-start;}
  .cta-band .btn{width:100%;}
}
@media (max-width:768px){
  :root{--gap-section:68px;}
  .brief-item{grid-template-columns:52px 78px 1fr;gap:16px;}
  .brief-thumb{width:78px;height:78px;flex:0 0 78px;}
  .brief-action{grid-column:2 / -1;justify-self:start;margin-top:6px;}
  .brief-no{font-size:24px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-bottom{justify-content:center;text-align:center;}
}
@media (max-width:560px){
  :root{--gap-section:56px;}
  .container{padding:0 16px;}
  body{font-size:16px;}
  .section{padding-top:var(--gap-section);}
  .cat-hero{padding:34px 0 32px;}
  .cat-hero h1{margin:12px 0 14px;}
  .lead{font-size:15.5px;}
  .hero-actions{gap:16px;}
  .hero-actions .btn{width:100%;}
  .v-card{flex:0 0 76vw;}
  .rail{padding-right:40px;}
  .col-grid{grid-template-columns:1fr;}
  .cta-points{flex-direction:column;gap:10px;}
  .cta-points li{padding:0 0 0 12px;}
  .cta-points li:first-child{padding-left:12px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-desc{max-width:none;}
}
@media (max-width:420px){
  .brief-item{grid-template-columns:1fr;gap:12px;}
  .brief-thumb{width:100%;height:150px;border-radius:14px;}
  .brief-action{grid-column:1;}
  .pager{gap:6px;}
  .page-btn{min-width:38px;height:38px;padding:0 10px;font-size:13px;}
}

/* roulang page: category4 */
:root{
  --brand:#F0435A;
  --brand-deep:#C42A45;
  --accent:#12C08A;
  --accent-2:#FFC93C;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --dark:#1B1723;
  --ink:#16131C;
  --ink-2:#4A4453;
  --muted:#8B8494;
  --line:#EAE3DA;
  --soft:#FFF7F4;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-card:0 8px 24px -12px rgba(22,19,28,.18);
  --shadow-lift:0 18px 40px -18px rgba(240,67,90,.5);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Segoe UI",system-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:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
input,select,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

.container{
  width:min(1200px,100%);
  margin-inline:auto;
  padding-inline:24px;
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(250,247,242,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:74px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:16px;
  letter-spacing:.01em;
  line-height:1.2;
  flex-shrink:0;
}
.brand-mark{
  width:36px;height:36px;
  border-radius:var(--radius-s);
  background:var(--brand);
  color:#fff;
  display:grid;place-items:center;
  font-size:16px;font-weight:800;
  flex-shrink:0;
}
.brand-sub{
  display:block;
  font-size:11.5px;
  font-weight:500;
  color:var(--muted);
  letter-spacing:.06em;
  margin-top:2px;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:24px;
  margin-left:auto;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:24px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 0;
  font-size:15px;
  color:var(--ink-2);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:2px;
  width:0;height:2px;
  background:var(--brand);
  border-radius:2px;
  transition:width .18s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:100%;}
.nav-link.is-active::before{
  content:"";
  position:absolute;
  left:-11px;top:50%;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--brand);
  transform:translateY(-50%);
}
.nav-menu-foot{display:none;}
.nav-side{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border:1px solid var(--line);
  border-radius:999px;
  padding:9px 18px;
  font-size:14px;
  font-weight:500;
  color:var(--ink-2);
  background:transparent;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.icon-btn{
  width:38px;height:38px;
  border-radius:50%;
  border:1px solid transparent;
  display:grid;place-items:center;
  color:var(--ink-2);
  transition:background .2s ease,border-color .2s ease,color .2s ease;
}
.icon-btn:hover{background:var(--surface);border-color:var(--line);color:var(--ink);}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:40px;height:40px;
  border-radius:50%;
  align-items:center;
}
.nav-toggle span{
  display:block;
  width:20px;height:1.6px;
  background:var(--ink);
  border-radius:2px;
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg);}
.nav-backdrop{
  position:fixed;
  inset:0;
  background:rgba(22,19,28,.42);
  opacity:0;
  pointer-events:none;
  transition:opacity .3s ease;
  z-index:70;
}
.nav-backdrop.is-on{opacity:1;pointer-events:auto;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-lift);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn[aria-disabled="true"],
.btn.is-disabled{background:#EFEAE3;color:var(--muted);border-color:#EFEAE3;pointer-events:none;}

/* ============ 通用版式 ============ */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--brand);
}
.eyebrow::before{
  content:"";
  width:18px;height:2px;
  border-radius:2px;
  background:var(--brand);
}
.section{padding:88px 0;}
.section + .section{padding-top:0;}
.section-head{max-width:660px;margin-bottom:38px;}
.section-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.3;
  margin:14px 0 12px;
}
.section-head p{color:var(--ink-2);font-size:16px;}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;
  padding:60px 0 48px;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-30px;top:24px;
  width:230px;height:230px;
  background-image:radial-gradient(rgba(22,19,28,.16) 1px,transparent 1px);
  background-size:14px 14px;
  opacity:.5;
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.5fr .85fr;
  gap:52px;
  align-items:center;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--muted);
  margin-bottom:20px;
}
.crumb a{transition:color .2s ease;}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--line);}
.hero-title{
  font-size:clamp(30px,4.4vw,50px);
  font-weight:800;
  line-height:1.24;
  letter-spacing:normal;
  margin-bottom:8px;
}
.hero-title .thin{
  display:block;
  font-size:clamp(17px,2vw,21px);
  font-weight:600;
  color:var(--brand);
  margin-top:12px;
  letter-spacing:.01em;
}
.hero-lead{
  margin-top:18px;
  max-width:56ch;
  color:var(--ink-2);
  font-size:16.5px;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:0 32px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.hero-fact strong{
  display:block;
  font-size:28px;
  font-weight:700;
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.hero-fact span{font-size:13.5px;color:var(--muted);font-weight:500;}
.hero-figure{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  aspect-ratio:3/4;
  box-shadow:var(--shadow-card);
  border:1px solid var(--line);
  background:var(--surface);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure figcaption{
  position:absolute;
  left:14px;bottom:14px;
  background:var(--accent-2);
  color:var(--ink);
  font-size:12.5px;
  font-weight:700;
  padding:5px 12px;
  border-radius:999px;
  transform:rotate(-1.5deg);
}

/* ============ 标签筛选条 ============ */
.filter-band{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:18px 0;
  margin-top:8px;
}
.filter-inner{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}
.filter-label{
  font-size:13.5px;
  font-weight:600;
  color:var(--muted);
  letter-spacing:.04em;
  margin-right:4px;
}
.chip{
  display:inline-flex;
  align-items:center;
  font-size:14px;
  padding:8px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#fff;}
.chip.is-on:hover{color:#fff;}

/* ============ 编号清单 ============ */
.step-list{border-top:1px solid var(--line);}
.step-item{
  display:grid;
  grid-template-columns:62px 96px minmax(0,1fr) auto;
  grid-template-areas:"num thumb body action";
  gap:24px;
  align-items:center;
  padding:24px 14px;
  border-bottom:1px solid var(--line);
  transition:background .22s ease;
}
.step-item:hover{background:var(--soft);}
.step-num{
  grid-area:num;
  font-size:32px;
  font-weight:800;
  color:var(--brand);
  line-height:1;
  font-variant-numeric:tabular-nums;
}
.step-thumb{grid-area:thumb;}
.step-thumb img{
  width:96px;height:96px;
  object-fit:cover;
  border-radius:14px;
  border:1px solid var(--line);
  transition:transform .3s ease;
}
.step-item:hover .step-thumb img{transform:scale(1.03);}
.step-body{grid-area:body;min-width:0;}
.step-body h3{
  font-size:19px;
  font-weight:600;
  line-height:1.4;
  margin-bottom:6px;
}
.step-body p{
  font-size:15px;
  color:var(--ink-2);
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;}
.tag{
  font-size:12.5px;
  padding:3px 11px;
  border-radius:999px;
  background:#F2EDE6;
  color:var(--ink-2);
  line-height:1.6;
}
.tag.tag-accent{background:rgba(18,192,138,.12);color:#0B8A63;}
.tag.tag-time{background:rgba(255,201,60,.22);color:#8A6400;}
.step-action{
  grid-area:action;
  white-space:nowrap;
  font-size:14px;
  font-weight:600;
  padding:9px 20px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--ink-2);
  transition:background .22s ease,border-color .22s ease,color .22s ease;
}
.step-item:hover .step-action{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}

/* ============ 左右分栏 ============ */
.split{
  display:grid;
  grid-template-columns:1.35fr .9fr;
  gap:52px;
  align-items:start;
}
.split h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.3;
  margin:14px 0 12px;
}
.split p{color:var(--ink-2);}
.check-list{
  margin-top:26px;
  display:grid;
  gap:14px;
}
.check-list li{
  position:relative;
  padding-left:32px;
  color:var(--ink-2);
  font-size:15.5px;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:7px;
  width:18px;height:18px;
  border-radius:50%;
  border:1.6px solid var(--accent);
  background:rgba(18,192,138,.08);
}
.check-list li::after{
  content:"";
  position:absolute;
  left:6px;top:12px;
  width:6px;height:3px;
  border-left:1.6px solid var(--accent);
  border-bottom:1.6px solid var(--accent);
  transform:rotate(-45deg);
}
.dark-panel{
  background:var(--dark);
  color:#fff;
  border-radius:var(--radius-l);
  padding:32px;
  position:relative;
  overflow:hidden;
}
.dark-panel::after{
  content:"";
  position:absolute;
  right:-20px;bottom:-30px;
  width:150px;height:150px;
  background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1px);
  background-size:12px 12px;
  opacity:.4;
  pointer-events:none;
}
.dark-panel h3{
  font-size:20px;
  font-weight:700;
  margin-bottom:8px;
}
.dark-panel > p{
  color:rgba(255,255,255,.7);
  font-size:15px;
  margin-bottom:18px;
  position:relative;
  z-index:1;
}
.panel-row{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:15px 0;
  border-top:1px solid rgba(255,255,255,.12);
  position:relative;
  z-index:1;
}
.panel-row .idx{
  font-size:13px;
  font-weight:700;
  color:var(--accent-2);
  padding-top:4px;
  font-variant-numeric:tabular-nums;
}
.panel-row strong{
  display:block;
  font-size:15.5px;
  font-weight:600;
  margin-bottom:4px;
}
.panel-row .desc{
  font-size:14px;
  color:rgba(255,255,255,.68);
  line-height:1.7;
}
.side-figure{
  margin-top:22px;
  border-radius:20px;
  overflow:hidden;
  aspect-ratio:16/10;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
}
.side-figure img{width:100%;height:100%;object-fit:cover;}

/* ============ 口碑条 ============ */
.rail-wrap{position:relative;}
.rail{
  display:flex;
  gap:18px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-bottom:14px;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:#DED6CB;border-radius:999px;}
.rail::-webkit-scrollbar-track{background:transparent;}
.quote-card{
  flex:0 0 280px;
  scroll-snap-align:start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:20px;
  box-shadow:var(--shadow-card);
  transition:border-color .22s ease,transform .22s ease;
}
.quote-card:hover{border-color:rgba(240,67,90,.35);transform:translateY(-3px);}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.avatar{
  width:38px;height:38px;
  border-radius:50%;
  background:#FDECEF;
  color:var(--brand);
  display:grid;place-items:center;
  font-weight:700;
  font-size:15px;
  flex-shrink:0;
}
.quote-name{font-size:14.5px;font-weight:600;line-height:1.3;}
.quote-meta{font-size:12.5px;color:var(--muted);}
.quote-text{font-size:15px;color:var(--ink-2);min-height:66px;margin-bottom:14px;}
.quote-foot{
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-top:1px solid var(--line);
  padding-top:12px;
  font-size:12.5px;
  color:var(--muted);
}
.dots{display:flex;gap:5px;}
.dots i{
  width:8px;height:8px;
  border-radius:50%;
  border:1px solid var(--line);
  display:block;
}
.dots i.on{background:var(--brand);border-color:var(--brand);}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line);max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  min-height:56px;
  padding:16px 0;
  font-size:17px;
  font-weight:600;
  cursor:pointer;
  list-style:none;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  font-size:22px;
  font-weight:400;
  color:var(--muted);
  transition:color .2s ease,transform .2s ease;
  flex-shrink:0;
}
.faq-item summary:hover{color:var(--brand);}
.faq-item[open] summary::after{content:"−";color:var(--brand);}
.faq-body{
  margin-left:2px;
  padding:0 0 22px 18px;
  border-left:3px solid var(--brand);
  font-size:15.5px;
  line-height:1.8;
  color:var(--ink-2);
}

/* ============ CTA ============ */
.cta-block{
  background:var(--dark);
  color:#fff;
  border-radius:var(--radius-l);
  padding:48px;
  display:grid;
  grid-template-columns:1.5fr .9fr;
  gap:36px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-block::after{
  content:"";
  position:absolute;
  right:-50px;top:-50px;
  width:220px;height:220px;
  background:linear-gradient(135deg,rgba(240,67,90,.5),transparent 70%);
  transform:rotate(18deg);
  pointer-events:none;
}
.cta-block h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.35;
  margin-bottom:12px;
  position:relative;
  z-index:1;
}
.cta-block p{
  color:rgba(255,255,255,.74);
  font-size:15.5px;
  max-width:46ch;
  position:relative;
  z-index:1;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  position:relative;
  z-index:1;
}
.cta-block .btn-outline{border-color:rgba(255,255,255,.3);color:#fff;}
.cta-block .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff;}
.cta-lines{
  grid-column:1 / -1;
  display:flex;
  gap:32px;
  flex-wrap:wrap;
  margin-top:8px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:14px;
  color:rgba(255,255,255,.72);
  position:relative;
  z-index:1;
}
.cta-lines span::before{
  content:"";
  display:inline-block;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent);
  margin-right:8px;
  vertical-align:middle;
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:88px;
  border-top:1px solid var(--line);
  background:var(--bg);
  padding:56px 0 24px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:16px;
  margin-bottom:14px;
}
.footer-desc{
  color:var(--muted);
  font-size:14px;
  line-height:1.8;
  max-width:36ch;
}
.footer-title{
  font-size:15px;
  font-weight:600;
  margin-bottom:16px;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  font-size:14px;
  color:var(--muted);
  transition:color .2s ease;
  width:fit-content;
  position:relative;
}
.footer-links a::after{
  content:"";
  position:absolute;
  left:0;bottom:-2px;
  width:0;height:2px;
  background:var(--brand);
  transition:width .2s ease;
}
.footer-links a:hover{color:var(--ink);}
.footer-links a:hover::after{width:18px;}
.footer-contact{
  font-size:14px;
  color:var(--muted);
  line-height:2;
}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--muted);
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .hero-grid{gap:36px;}
  .split{gap:36px;}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}

@media (max-width:960px){
  .nav-menu{
    position:fixed;
    top:0;right:0;
    height:100dvh;
    width:min(330px,86vw);
    background:var(--surface);
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    padding:96px 28px 32px;
    transform:translateX(103%);
    transition:transform .32s cubic-bezier(.4,0,.2,1);
    box-shadow:-30px 0 60px -40px rgba(22,19,28,.55);
    z-index:75;
    overflow-y:auto;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;width:100%;}
  .nav-link{
    display:block;
    width:100%;
    font-size:20px;
    font-weight:500;
    line-height:52px;
    padding:0;
  }
  .nav-link::after{bottom:8px;}
  .nav-link.is-active::after{width:34px;}
  .nav-menu-foot{
    display:block;
    width:100%;
    margin-top:auto;
    padding-top:24px;
    border-top:1px solid var(--line);
  }
  .nav-menu-foot .btn{width:100%;}
  .nav-toggle{display:flex;}
  .nav-side .btn-ghost{display:none;}
  .section{padding:72px 0;}
  .section + .section{padding-top:0;}
  .page-hero{padding:44px 0 40px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-figure{max-width:320px;margin-inline:auto;aspect-ratio:4/5;}
  .split{grid-template-columns:1fr;}
  .cta-block{grid-template-columns:1fr;padding:36px;gap:24px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .site-footer{margin-top:72px;}
}

@media (max-width:820px){
  .step-item{
    grid-template-columns:52px minmax(0,1fr);
    grid-template-areas:
      "num body"
      "thumb thumb"
      "action action";
    gap:14px 18px;
    padding:22px 6px;
  }
  .step-thumb{grid-area:thumb;}
  .step-thumb img{width:100%;height:170px;}
  .step-action{
    grid-area:action;
    justify-self:start;
    margin-top:4px;
  }
  .quote-card{flex:0 0 76vw;}
}

@media (max-width:560px){
  .container{padding-inline:16px;}
  body{font-size:16px;}
  .brand{font-size:15px;}
  .brand-sub{font-size:11px;}
  .hero-facts{gap:0 22px;}
  .hero-fact strong{font-size:24px;}
  .section{padding:56px 0;}
  .section + .section{padding-top:0;}
  .page-hero{padding:32px 0 30px;}
  .hero-figure{max-width:100%;aspect-ratio:3/4;}
  .step-num{font-size:26px;}
  .step-thumb img{height:150px;}
  .step-body h3{font-size:17.5px;}
  .faq-item summary{font-size:16px;}
  .cta-block{padding:28px 22px;border-radius:20px;}
  .cta-lines{flex-direction:column;gap:12px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{margin-top:32px;justify-content:center;text-align:center;}
  .filter-inner{gap:10px;}
  .chip{font-size:13.5px;padding:7px 14px;}
}

@media (max-width:380px){
  .hero-fact strong{font-size:22px;}
  .step-item{grid-template-columns:44px minmax(0,1fr);}
}