/* roulang page: index */
:root{
  --c-bg:#FBF8F4;
  --c-bg-alt:#F3EDE4;
  --c-ink:#17191D;
  --c-ink-2:#3D4149;
  --c-muted:#6E727A;
  --c-line:#E6DFD4;
  --c-primary:#C8102E;
  --c-primary-d:#9E0C24;
  --c-primary-50:#FCE9EC;
  --c-accent:#E9B949;
  --c-green:#1B3A32;
  --sh-1:0 1px 2px rgba(23,25,29,.04), 0 8px 24px -16px rgba(23,25,29,.18);
  --sh-2:0 2px 6px rgba(23,25,29,.06), 0 18px 40px -18px rgba(23,25,29,.28);
  --sh-nav:0 10px 30px -18px rgba(23,25,29,.35);
  --r-xs:6px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --ff-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --ff-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --ff-num:"Oswald","DIN Alternate",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:104px;
  font-family:var(--ff-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-primary);color:#fff;}
section[id],div[id]{scroll-margin-top:110px;}

.container{width:100%;max-width:1120px;margin:0 auto;padding:0 20px;}

/* ============ 悬浮胶囊导航 ============ */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:60;
  padding:0 20px;
  transition:top .25s var(--ease);
}
.nav-shell{
  max-width:1120px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:24px;
  padding:0 12px 0 24px;
  border-radius:var(--r-pill);
  background:rgba(251,248,244,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(23,25,29,.06);
  box-shadow:var(--sh-nav);
  transition:height .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-scrolled .nav-shell{
  height:56px;
  background:rgba(255,255,255,.96);
  box-shadow:0 12px 32px -20px rgba(23,25,29,.45);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:14px;height:24px;border-radius:3px;
  background:linear-gradient(90deg,var(--c-primary) 0 5px,transparent 5px 7px,var(--c-ink) 7px 10px,transparent 10px);
}
.brand-text{
  font-family:var(--ff-serif);font-weight:700;font-size:17px;letter-spacing:.01em;
  color:var(--c-ink);white-space:nowrap;
}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--c-ink-2);white-space:nowrap;
  transition:background .25s var(--ease),color .25s var(--ease);
}
.nav-link:hover{background:var(--c-primary-50);color:var(--c-primary-d);}
.nav-link.is-active{background:var(--c-primary-50);color:var(--c-primary-d);font-weight:600;}
.nav-cta{
  padding:11px 22px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;
  font-size:14.5px;font-weight:600;white-space:nowrap;
  transition:background .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
  box-shadow:0 10px 22px -14px rgba(200,16,46,.9);
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0 11px;margin-left:auto;
  border-radius:var(--r-pill);
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .25s var(--ease),opacity .25s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-scrim{
  position:fixed;inset:0;background:rgba(23,25,29,.45);
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);
  z-index:50;
}
.nav-scrim.is-open{opacity:1;visibility:visible;}

/* ============ 倒计时条 ============ */
.ticker{max-width:1120px;margin:20px auto 0;padding:0 20px;}
.ticker-inner{
  position:relative;overflow:hidden;
  display:flex;align-items:center;gap:22px;
  padding:11px 20px 11px 22px;
  border-radius:14px;background:var(--c-ink);color:#fff;
}
.ticker-inner::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:6px;
  background:linear-gradient(180deg,var(--c-primary) 0 50%,var(--c-accent) 50% 100%);
}
.ticker-label{
  font-size:13px;letter-spacing:.05em;color:rgba(255,255,255,.62);
  white-space:nowrap;padding-left:6px;
}
.cd{display:flex;align-items:center;gap:14px;margin-left:auto;}
.cd-item{display:flex;align-items:baseline;gap:4px;}
.cd-item b{
  font-family:var(--ff-num);font-size:20px;line-height:1;
  color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.cd-item i{font-style:normal;font-size:12px;color:rgba(255,255,255,.52);}
.ticker-cta{
  padding:7px 16px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:13px;font-weight:600;white-space:nowrap;
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.ticker-cta:hover{background:var(--c-primary-d);transform:translateY(-1px);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;margin-top:24px;
  min-height:78vh;display:flex;align-items:center;
  padding:72px 0;
  background:#12141a url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(15,16,20,.9) 0%,rgba(15,16,20,.74) 46%,rgba(15,16,20,.44) 100%);
}
.hero-inner{
  position:relative;z-index:2;width:100%;
  display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:center;
}
.hero-copy{color:#fff;max-width:620px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(233,185,73,.12);border:1px solid rgba(233,185,73,.42);
  color:var(--c-accent);font-size:12.5px;letter-spacing:.06em;
}
.hero-title{
  font-family:var(--ff-serif);font-weight:700;
  font-size:clamp(30px,4.4vw,48px);line-height:1.28;color:#fff;
  margin:22px 0 18px;
}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.78);}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px;}
.hero-stats{
  display:flex;gap:44px;flex-wrap:wrap;
  margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14);
}
.hero-stats li{display:flex;flex-direction:column;gap:4px;}
.hero-stats b{font-family:var(--ff-num);font-size:28px;line-height:1;color:#fff;font-variant-numeric:tabular-nums;}
.hero-stats span{font-size:12px;letter-spacing:.04em;color:rgba(255,255,255,.6);}
.hero-media{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 36px 70px -34px rgba(0,0,0,.85);
}
.hero-media img{width:100%;aspect-ratio:3/2;object-fit:cover;}
.hero-flag{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(15,16,20,.74);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;font-size:12.5px;
}
.hero-flag b{font-family:var(--ff-num);color:var(--c-accent);letter-spacing:.06em;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 12px 26px -14px rgba(200,16,46,.85);}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--c-ink);border:1px solid var(--c-ink);}
.btn-outline:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.hero .btn-outline{color:#fff;border-color:rgba(255,255,255,.55);}
.hero .btn-outline:hover{background:#fff;color:var(--c-ink);border-color:#fff;}
.btn-block{width:100%;margin-top:16px;}

/* ============ 区块 ============ */
.section{padding:80px 0;}
.section--alt{background:var(--c-bg-alt);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  padding-bottom:22px;margin-bottom:40px;border-bottom:1px solid var(--c-line);
}
.section-title{
  position:relative;padding-left:18px;
  font-family:var(--ff-serif);font-weight:700;
  font-size:clamp(24px,3vw,34px);line-height:1.3;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;
  width:3px;border-radius:2px;background:var(--c-primary);
}
.section-desc{margin-top:12px;font-size:15px;color:var(--c-muted);max-width:620px;line-height:1.8;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--c-primary);white-space:nowrap;
}
.link-arrow span{transition:transform .25s var(--ease);}
.link-arrow:hover span{transform:translateX(4px);}

/* ============ 流程条目 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.feature{
  display:flex;gap:22px;padding:30px 26px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F1C4CC;}
.feature-num{
  flex:0 0 auto;
  font-family:var(--ff-serif);font-weight:700;font-size:42px;line-height:1;
  color:transparent;-webkit-text-stroke:1.2px var(--c-primary);letter-spacing:.02em;
}
.feature h3{font-family:var(--ff-serif);font-size:18px;font-weight:700;margin-bottom:8px;}
.feature p{font-size:14.5px;line-height:1.8;color:var(--c-muted);}

/* ============ 图墙 ============ */
.wall{
  display:grid;grid-template-columns:repeat(4,1fr);
  grid-auto-rows:190px;gap:16px;
}
.wall-item{
  position:relative;overflow:hidden;border-radius:var(--r-md);
  grid-column:span 1;background:var(--c-ink);
}
.wall-item:nth-child(1),.wall-item:nth-child(6){grid-column:span 2;}
.wall-item img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s var(--ease);
}
.wall-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(27,58,50,.28) 0%,rgba(27,58,50,.88) 100%);
  transition:opacity .3s var(--ease);
}
.wall-item:hover img{transform:scale(1.04);}
.wall-item:hover::after{opacity:.92;}
.wall-cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff;}
.wall-tag{
  display:inline-block;padding:2px 9px;border-radius:var(--r-xs);
  background:rgba(233,185,73,.18);color:var(--c-accent);
  font-size:11.5px;letter-spacing:.06em;margin-bottom:8px;
}
.wall-cap h3{font-family:var(--ff-serif);font-size:17px;font-weight:700;line-height:1.4;color:#fff;}

/* ============ CTA 深色区块 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  background:linear-gradient(120deg,var(--c-green) 0%,#122b25 60%,#0f2320 100%);
  color:#fff;padding:56px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,16,46,.38),transparent 70%);
}
.cta-copy{position:relative;z-index:2;}
.cta-tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(233,185,73,.14);border:1px solid rgba(233,185,73,.4);
  color:var(--c-accent);font-size:12px;letter-spacing:.06em;
}
.cta-band h2{
  font-family:var(--ff-serif);font-weight:700;
  font-size:clamp(23px,2.8vw,32px);line-height:1.35;margin:18px 0 14px;color:#fff;
}
.cta-band > .cta-copy > p{font-size:15.5px;color:rgba(255,255,255,.74);line-height:1.85;max-width:480px;}
.cta-list{margin-top:26px;display:grid;gap:10px;}
.cta-list li{
  position:relative;padding-left:22px;
  font-size:14.5px;color:rgba(255,255,255,.82);
}
.cta-list li::before{
  content:"";position:absolute;left:0;top:.68em;
  width:10px;height:2px;border-radius:2px;background:var(--c-accent);
}
.cta-form{
  position:relative;z-index:2;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:28px;
}
.cta-form label{display:block;font-size:14px;font-weight:600;margin-bottom:10px;color:#fff;}
.cta-form input{
  width:100%;height:48px;padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.1);
  color:#fff;font-size:15px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.42);}
.cta-form input:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(200,16,46,.32);
  background:rgba(255,255,255,.15);
}
.cta-form input.is-error{border-color:#FF7C90;}
.form-msg{margin-top:12px;font-size:13px;color:rgba(255,255,255,.6);min-height:20px;line-height:1.6;}
.form-msg.is-error{color:#FF9AAB;}
.form-msg.is-ok{color:var(--c-accent);}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F1C4CC;}
.news-link{display:flex;flex-direction:column;height:100%;padding:24px;}
.news-badge{
  display:inline-block;align-self:flex-start;
  padding:3px 10px;border-radius:var(--r-xs);
  background:var(--c-primary-50);color:var(--c-primary-d);
  font-size:12px;letter-spacing:.04em;margin-bottom:14px;
}
.news-title{
  font-family:var(--ff-serif);font-weight:700;font-size:19px;line-height:1.45;
  color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .25s var(--ease);
}
.news-card:hover .news-title{color:var(--c-primary);}
.news-desc{
  margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--c-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:18px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-muted);
}
.news-card .news-meta{border-top-color:rgba(23,25,29,.08);}
.news-more{display:inline-flex;align-items:center;gap:5px;color:var(--c-primary);font-weight:600;}
.news-more span{transition:transform .25s var(--ease);}
.news-card:hover .news-more span{transform:translateX(4px);}
.news-card.is-lead{grid-column:span 3;background:var(--c-ink);border-color:var(--c-ink);}
.news-card.is-lead:hover{background:#1f2229;border-color:#1f2229;}
.news-card.is-lead .news-badge{background:var(--c-primary);color:#fff;}
.news-card.is-lead .news-title{color:#fff;font-size:25px;-webkit-line-clamp:2;}
.news-card.is-lead:hover .news-title{color:var(--c-accent);}
.news-card.is-lead .news-desc{color:rgba(255,255,255,.7);font-size:15.5px;max-width:820px;-webkit-line-clamp:2;}
.news-card.is-lead .news-meta{border-top-color:rgba(255,255,255,.12);color:rgba(255,255,255,.55);}
.news-card.is-lead .news-link{padding:34px 32px;}
.news-card.is-lead .news-more{color:var(--c-accent);}

.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:16px;
  padding:56px 24px;text-align:center;
  background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-md);
}
.empty-icon{position:relative;width:46px;height:46px;border-radius:50%;border:1.5px solid var(--c-line);}
.empty-icon::before,.empty-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--c-muted);border-radius:2px;
}
.empty-icon::before{width:16px;height:1.5px;transform:translate(-50%,-50%);}
.empty-icon::after{width:1.5px;height:16px;transform:translate(-50%,-50%);}
.empty-state p{font-size:15px;color:var(--c-muted);}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);
  margin-bottom:12px;overflow:hidden;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:#F1C4CC;}
.faq-item.is-open{border-color:var(--c-primary);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;
  font-family:var(--ff-serif);font-size:17px;font-weight:600;line-height:1.6;color:var(--c-ink);
}
.faq-icon{
  position:relative;flex:0 0 auto;width:20px;height:20px;
  transition:transform .3s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--c-primary);border-radius:2px;
}
.faq-icon::before{width:14px;height:2px;transform:translate(-50%,-50%);}
.faq-icon::after{width:2px;height:14px;transform:translate(-50%,-50%);}
.faq-item.is-open .faq-icon{transform:rotate(90deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease);}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--c-muted);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding-top:64px;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.15fr;gap:40px;
  padding-bottom:52px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{
  background:linear-gradient(90deg,var(--c-primary) 0 5px,transparent 5px 7px,rgba(255,255,255,.85) 7px 10px,transparent 10px);
}
.footer-brand .brand-text{color:#fff;font-family:var(--ff-serif);font-size:17px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:320px;}
.footer-title{
  font-family:var(--ff-sans);font-size:13px;font-weight:600;
  letter-spacing:.08em;color:rgba(255,255,255,.45);margin-bottom:16px;
}
.footer-col{padding-left:24px;border-left:1px solid rgba(255,255,255,.08);}
.footer-col:first-child{padding-left:0;border-left:0;}
.footer-link{
  display:block;padding:6px 0;font-size:14.5px;color:rgba(255,255,255,.72);
  transition:color .25s var(--ease),transform .25s var(--ease);
}
.footer-link:hover{color:var(--c-primary);transform:translateX(3px);}
.footer-meta{font-size:14px;line-height:2;color:rgba(255,255,255,.6);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;font-size:12px;color:rgba(255,255,255,.42);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .hero-inner{gap:40px;}
  .cta-band{padding:48px;gap:40px;}
}
@media (max-width:1024px){
  .section{padding:72px 0;}
  .wall{grid-auto-rows:170px;}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px;}
  .footer-col:nth-child(4){padding-left:0;border-left:0;margin-top:8px;}
}
@media (max-width:900px){
  body{padding-top:92px;}
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;left:auto;
    width:min(84vw,340px);
    flex-direction:column;align-items:stretch;gap:0;
    margin-left:0;padding:96px 24px 28px;
    background:var(--c-ink);
    transform:translateX(100%);
    transition:transform .32s var(--ease);
    overflow-y:auto;z-index:55;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-link{
    height:48px;display:flex;align-items:center;
    padding:0 16px;border-radius:var(--r-sm);
    color:rgba(255,255,255,.8);font-size:16px;
  }
  .nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
  .nav-link.is-active{background:rgba(200,16,46,.2);color:#fff;}
  .nav-cta{
    display:flex;justify-content:center;margin-top:auto;
    padding:14px 22px;font-size:15px;
  }
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero{min-height:auto;padding:56px 0;}
  .hero-copy{max-width:none;}
  .hero-media{max-width:560px;}
  .feature-grid{grid-template-columns:1fr;}
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px;}
  .wall-item:nth-child(1),.wall-item:nth-child(6){grid-column:span 2;}
  .cta-band{grid-template-columns:1fr;gap:32px;padding:40px 32px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .news-card.is-lead{grid-column:span 2;}
  .news-card.is-lead .news-title{font-size:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-col:nth-child(3){padding-left:0;border-left:0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
}
@media (max-width:640px){
  body{padding-top:86px;}
  .container{padding:0 16px;}
  .site-header{padding:0 12px;top:12px;}
  .nav-shell{height:58px;padding:0 8px 0 16px;}
  .site-header.is-scrolled .nav-shell{height:52px;}
  .brand-text{font-size:15px;}
  .brand-mark{height:20px;width:12px;}
  .ticker{padding:0 16px;}
  .ticker-inner{gap:12px;padding:10px 14px 10px 18px;flex-wrap:wrap;}
  .ticker-label{display:none;}
  .cd{margin-left:0;gap:10px;}
  .cd-item--sec{display:none;}
  .cd-item b{font-size:17px;}
  .ticker-cta{margin-left:auto;}
  .section{padding:56px 0;}
  .section-title{padding-left:14px;}
  .hero{padding:44px 0;margin-top:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 auto;padding:13px 20px;font-size:14.5px;}
  .hero-stats{gap:28px;margin-top:32px;}
  .hero-stats b{font-size:23px;}
  .feature{padding:24px 20px;gap:16px;}
  .feature-num{font-size:34px;}
  .wall{grid-template-columns:1fr;grid-auto-rows:180px;}
  .wall-item:nth-child(1),.wall-item:nth-child(6){grid-column:span 1;}
  .cta-band{padding:32px 22px;border-radius:var(--r-md);}
  .cta-form{padding:22px;}
  .news-grid{grid-template-columns:1fr;}
  .news-card.is-lead{grid-column:span 1;}
  .news-card.is-lead .news-link{padding:26px 22px;}
  .news-link{padding:22px 20px;}
  .faq-q{padding:16px 18px;font-size:16px;}
  .faq-a-inner{padding:0 18px 18px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-col{padding-left:0;border-left:0;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);}
  .footer-col:first-child{padding-top:0;border-top:0;}
  .footer-links-two{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --c-bg:#FBF8F4;
  --c-bg-alt:#F3EDE4;
  --c-ink:#17191D;
  --c-ink-2:#3D4149;
  --c-muted:#6E727A;
  --c-line:#E6DFD4;
  --c-primary:#C8102E;
  --c-primary-d:#9E0C24;
  --c-primary-50:#FCE9EC;
  --c-accent:#E9B949;
  --c-green:#1B3A32;
  --sh-1:0 1px 2px rgba(23,25,29,.04),0 8px 24px -16px rgba(23,25,29,.18);
  --sh-2:0 2px 6px rgba(23,25,29,.06),0 18px 40px -18px rgba(23,25,29,.28);
  --sh-nav:0 10px 30px -18px rgba(23,25,29,.35);
  --r-card:16px;
  --r-lg:24px;
  --r-img:12px;
  --r-badge:6px;
  --r-pill:999px;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1120px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);color:var(--c-ink);font-weight:700;letter-spacing:.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--c-ink-2);text-decoration:none;transition:color .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);}
a:hover{color:var(--c-primary);}
img{max-width:100%;display:block;border-radius:var(--r-img);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:80px 0;border-top:1px solid var(--c-line);}
.section--alt{background:var(--c-bg-alt);}
.section--flush{border-top:0;}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:16px 20px 0;transition:padding .25s var(--ease);}
.site-header.is-scrolled{padding-top:10px;}
.nav-shell{
  max-width:var(--container);margin:0 auto;height:64px;
  display:flex;align-items:center;gap:20px;
  padding:0 10px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(251,248,244,.78);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(23,25,29,.06);
  box-shadow:var(--sh-nav);
  transition:height .25s var(--ease),background-color .25s var(--ease);
}
.site-header.is-scrolled .nav-shell{height:56px;background:rgba(251,248,244,.97);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:22px;height:22px;border-radius:5px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--c-primary) 0 62%,var(--c-ink) 62% 100%);}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:.02em;white-space:nowrap;}
.nav-menu{margin-left:auto;display:flex;align-items:center;gap:6px;}
.nav-link{position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:var(--r-pill);font-size:15px;color:var(--c-ink-2);}
.nav-link:hover{background:var(--c-primary-50);color:var(--c-primary-d);}
.nav-link.is-active{background:var(--c-primary-50);color:var(--c-primary-d);font-weight:600;}
.nav-link.is-active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);margin-right:8px;}
.nav-cta{
  display:inline-flex;align-items:center;height:42px;padding:0 22px;margin-left:8px;
  border-radius:var(--r-pill);background:var(--c-primary);color:#fff;font-size:15px;font-weight:600;
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border-radius:50%;flex-direction:column;align-items:center;justify-content:center;gap:5px;}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--r-pill);font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;transition:all .25s var(--ease);}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn--ghost{border-color:var(--c-ink);color:var(--c-ink);}
.btn--ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.btn--light{background:#fff;color:var(--c-primary);}
.btn--light:hover{background:#fff;color:var(--c-primary-d);transform:translateY(-2px);}
.btn i{font-size:13px;transition:transform .25s var(--ease);}
.btn:hover i{transform:translateX(4px);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary);}
.link-arrow i{font-size:12px;transition:transform .25s var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- hero ---------- */
.hero-wrap{padding:16px 0 0;}
.page-hero{
  position:relative;display:flex;align-items:center;overflow:hidden;
  min-height:340px;border-radius:var(--r-lg);color:#fff;
  background:var(--c-ink) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(23,25,29,.90) 0%,rgba(23,25,29,.68) 52%,rgba(23,25,29,.40) 100%);}
.page-hero .container{position:relative;z-index:2;padding:56px 20px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px;}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{color:rgba(255,255,255,.4);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-badge);background:var(--c-primary);color:#fff;font-size:12px;letter-spacing:.08em;margin-bottom:18px;}
.page-hero h1{color:#fff;font-size:clamp(30px,4.4vw,48px);line-height:1.28;max-width:820px;}
.hero-sub{color:rgba(255,255,255,.86);font-size:17px;line-height:1.8;max-width:660px;margin-top:16px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-actions .btn--ghost{border-color:rgba(255,255,255,.6);color:#fff;}
.hero-actions .btn--ghost:hover{background:#fff;color:var(--c-ink);border-color:#fff;}
.hero-facts{display:flex;flex-wrap:wrap;gap:40px;margin-top:36px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16);}
.hero-facts .num{font-size:24px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2;font-family:var(--font-serif);}
.hero-facts .lbl{font-size:12px;letter-spacing:.06em;color:rgba(255,255,255,.66);margin-top:4px;}

/* ---------- section head ---------- */
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.35;padding-left:18px;position:relative;}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--c-primary);}
.section-head p{margin-top:16px;color:var(--c-muted);font-size:15px;line-height:1.9;}

/* ---------- lead split ---------- */
.lead-grid{align-items:start;}
.lead-copy p{font-size:16px;line-height:1.95;color:var(--c-ink-2);}
.info-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);}
.info-card h3{font-size:18px;margin-bottom:16px;}
.info-card .meta-row{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--c-line);font-size:14px;}
.info-card .meta-row:last-of-type{border-bottom:0;}
.info-card .meta-row dt{color:var(--c-muted);flex:0 0 84px;}
.info-card .meta-row dd{margin:0;color:var(--c-ink);font-weight:600;text-align:right;}
.info-card .thumb{margin-bottom:20px;aspect-ratio:16/10;object-fit:cover;width:100%;}

/* ---------- steps ---------- */
.step-list{max-width:900px;}
.step{display:flex;gap:24px;padding:28px 0;border-bottom:1px solid var(--c-line);}
.step:first-child{padding-top:0;}
.step:last-child{border-bottom:0;padding-bottom:0;}
.step-num{font-family:var(--font-serif);font-size:40px;line-height:1;color:var(--c-primary);flex:0 0 68px;font-variant-numeric:tabular-nums;}
.step-body h3{font-size:20px;margin-bottom:10px;}
.step-body p{font-size:15px;color:var(--c-muted);line-height:1.9;}
.step-tag{display:inline-block;margin-top:12px;padding:4px 10px;border-radius:var(--r-badge);background:var(--c-primary-50);color:var(--c-primary-d);font-size:12px;letter-spacing:.04em;}

/* ---------- checklist ---------- */
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 32px;}
.check-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:18px 20px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.check-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(200,16,46,.35);}
.check-item i{color:var(--c-primary);font-size:14px;margin-top:6px;flex:0 0 auto;}
.check-item span{font-size:15px;line-height:1.8;color:var(--c-ink-2);}

/* ---------- feature rows ---------- */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:56px;}
.feature-row:last-child{margin-bottom:0;}
.feature-row.is-reverse .feature-media{order:2;}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.feature-body h3{font-size:22px;margin-bottom:14px;}
.feature-body p{font-size:15px;color:var(--c-muted);line-height:1.95;}
.feature-points{margin-top:18px;display:grid;gap:10px;}
.feature-points li{position:relative;padding-left:18px;font-size:15px;color:var(--c-ink-2);}
.feature-points li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--c-primary);}

/* ---------- faq ---------- */
.faq-list{max-width:820px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;transition:box-shadow .25s var(--ease),border-color .25s var(--ease);}
.faq-item:hover{border-color:rgba(200,16,46,.28);}
.faq-item.is-open{box-shadow:var(--sh-2);border-color:rgba(200,16,46,.32);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;text-align:left;font-family:var(--font-serif);font-size:17px;font-weight:600;color:var(--c-ink);}
.faq-q .ico{flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--c-primary-50);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:12px;transition:transform .3s var(--ease),background-color .25s var(--ease);}
.faq-item.is-open .faq-q .ico{transform:rotate(90deg);background:var(--c-primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease);}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--c-muted);}

/* ---------- cta band ---------- */
.cta-band{background:var(--c-primary);border-radius:var(--r-lg);padding:48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;color:#fff;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-band p{color:rgba(255,255,255,.86);margin-top:12px;font-size:15px;max-width:580px;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:80px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-col{position:relative;}
.footer-col + .footer-col{padding-left:40px;}
.footer-col + .footer-col::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:1px;background:rgba(255,255,255,.08);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;font-size:17px;}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:320px;}
.footer-title{font-size:13px;letter-spacing:.08em;color:rgba(255,255,255,.55);font-family:var(--font-sans);font-weight:600;margin-bottom:18px;}
.footer-links-two{display:grid;grid-template-columns:1fr;gap:10px;}
.footer-link{font-size:14px;color:rgba(255,255,255,.78);}
.footer-link:hover{color:var(--c-primary);}
.footer-meta{font-size:14px;line-height:2;color:rgba(255,255,255,.6);}
.footer-bottom{margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12px;color:rgba(255,255,255,.45);}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-col + .footer-col{padding-left:0;}
  .footer-col + .footer-col::before{display:none;}
}
@media screen and (max-width:900px){
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:min(82vw,340px);
    margin-left:0;padding:96px 24px 32px;
    flex-direction:column;align-items:stretch;gap:8px;
    background:var(--c-ink);box-shadow:-20px 0 60px -30px rgba(23,25,29,.8);
    transform:translateX(105%);transition:transform .32s var(--ease);
    overflow-y:auto;z-index:90;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-link{height:48px;color:rgba(255,255,255,.85);font-size:16px;padding:0 16px;}
  .nav-link:hover,.nav-link.is-active{background:rgba(255,255,255,.08);color:#fff;}
  .nav-cta{margin:20px 0 0;justify-content:center;height:48px;width:100%;}
  .hero-wrap{padding-top:8px;}
  .section{padding:56px 0;}
  .lead-grid{display:block;}
  .info-card{margin-top:32px;}
  .check-list{grid-template-columns:1fr;}
  .feature-row{grid-template-columns:1fr;gap:24px;margin-bottom:40px;}
  .feature-row.is-reverse .feature-media{order:0;}
  .cta-band{padding:32px 24px;}
  .site-footer{padding:48px 0 24px;}
}
@media screen and (max-width:640px){
  .container{padding:0 16px;}
  .site-header{padding:10px 12px 0;}
  .nav-shell{padding:0 8px 0 14px;}
  .brand-text{font-size:15px;}
  .page-hero{min-height:300px;border-radius:var(--r-card);}
  .page-hero .container{padding:40px 16px;}
  .hero-facts{gap:24px;margin-top:26px;}
  .hero-facts .num{font-size:20px;}
  .step{flex-direction:column;gap:10px;}
  .step-num{font-size:32px;flex:0 0 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-links-two{grid-template-columns:1fr 1fr;}
  .faq-q{font-size:16px;padding:18px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --c-bg:#FBF8F4;
  --c-bg-alt:#F3EDE4;
  --c-ink:#17191D;
  --c-ink-2:#3D4149;
  --c-muted:#6E727A;
  --c-line:#E6DFD4;
  --c-primary:#C8102E;
  --c-primary-d:#9E0C24;
  --c-primary-50:#FCE9EC;
  --c-accent:#E9B949;
  --c-green:#1B3A32;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","DIN Alternate","Noto Sans SC",sans-serif;
  --r-card:16px;
  --r-block:24px;
  --r-img:12px;
  --r-badge:6px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,25,29,.04), 0 8px 24px -16px rgba(23,25,29,.18);
  --sh-2:0 2px 6px rgba(23,25,29,.06), 0 18px 40px -18px rgba(23,25,29,.28);
  --sh-nav:0 10px 30px -18px rgba(23,25,29,.35);
  --container:1120px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:.25s;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),background-color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease);}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--c-ink);color:#fff;padding:12px 20px;border-radius:0 0 12px 0;}
.skip-link:focus{left:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:80;padding:16px 20px 0;pointer-events:none;transition:padding var(--t) var(--ease);}
.site-header.is-scrolled{padding-top:8px;}
.nav-shell{
  pointer-events:auto;
  position:relative;
  max-width:var(--container);
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:20px;
  padding:0 10px 0 22px;
  border-radius:var(--r-pill);
  background:rgba(251,248,244,.78);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(23,25,29,.06);
  box-shadow:var(--sh-nav);
  transition:height var(--t) var(--ease),background-color var(--t) var(--ease);
}
.site-header.is-scrolled .nav-shell{height:56px;background:rgba(251,248,244,.97);}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;font-size:17px;letter-spacing:.01em;color:var(--c-ink);white-space:nowrap;}
.brand-mark{width:12px;height:22px;border-radius:3px;background:linear-gradient(180deg,var(--c-primary) 0 50%,var(--c-ink) 50% 100%);flex:none;}
.brand-text{display:inline-block;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{padding:10px 16px;border-radius:var(--r-pill);font-size:14.5px;font-weight:500;color:var(--c-ink-2);white-space:nowrap;}
.nav-link:hover{background:var(--c-primary-50);color:var(--c-primary);}
.nav-link.is-active{background:var(--c-primary-50);color:var(--c-primary);font-weight:600;}
.nav-cta{margin-left:10px;padding:11px 22px;border-radius:var(--r-pill);background:var(--c-primary);color:#fff;font-size:14.5px;font-weight:600;white-space:nowrap;}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);}
.nav-toggle{display:none;width:44px;height:44px;margin-left:auto;border:1px solid var(--c-line);background:#fff;border-radius:var(--r-pill);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 内页矮版横幅 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-ink);padding:126px 0 52px;color:#fff;}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.44;}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,25,29,.66) 0%,rgba(23,25,29,.9) 100%);}
.page-hero-inner{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:16px;}
.breadcrumb a{color:rgba(255,255,255,.84);}
.breadcrumb a:hover{color:var(--c-accent);}
.breadcrumb .sep{color:rgba(255,255,255,.32);}
.breadcrumb .current{color:#fff;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.hero-tag{display:inline-block;padding:4px 12px;border-radius:var(--r-badge);background:var(--c-primary);color:#fff;font-size:12px;letter-spacing:.04em;font-weight:600;margin-bottom:16px;}
.page-hero-lead{font-size:16px;line-height:1.9;color:rgba(255,255,255,.78);max-width:62ch;margin:0;}
.hero-stripe{width:52px;height:3px;background:linear-gradient(90deg,var(--c-primary) 0 50%,var(--c-accent) 50% 100%);border-radius:2px;margin-bottom:18px;}

/* ---------- 文章头 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:64px;padding:56px 0 0;align-items:start;}
.article-head{padding-bottom:22px;}
.article-title{font-family:var(--font-serif);font-size:clamp(28px,3.6vw,42px);line-height:1.3;color:var(--c-ink);margin:0 0 18px;}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:var(--c-muted);letter-spacing:.02em;padding-bottom:20px;border-bottom:1px solid var(--c-line);}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--c-primary);font-size:12px;}

/* ---------- 正文排版 ---------- */
.article-body{max-width:760px;padding-top:32px;font-size:17px;line-height:1.95;color:var(--c-ink-2);word-break:break-word;}
.article-body p{margin:0 0 1em;color:#33373F;}
.article-body h2{position:relative;font-family:var(--font-serif);font-size:clamp(22px,2.4vw,28px);line-height:1.45;color:var(--c-ink);margin:40px 0 16px;padding-left:16px;}
.article-body h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:2px;background:var(--c-primary);}
.article-body h3{font-family:var(--font-serif);font-size:20px;line-height:1.5;color:var(--c-ink);margin:28px 0 12px;}
.article-body h4{font-size:17px;color:var(--c-ink);margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:22px;}
.article-body ul li{list-style:disc;}
.article-body ol li{list-style:decimal;}
.article-body li{margin-bottom:.5em;line-height:1.8;}
.article-body blockquote{margin:24px 0;padding:18px 22px;background:var(--c-bg-alt);border-left:4px solid var(--c-primary);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--c-ink-2);}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px auto;box-shadow:var(--sh-1);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:12.5px;color:var(--c-muted);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th{background:var(--c-bg-alt);color:var(--c-ink);text-align:left;font-weight:600;padding:12px 14px;border:1px solid var(--c-line);}
.article-body td{padding:12px 14px;border:1px solid var(--c-line);color:#3A3E45;}
.article-body tr:nth-child(even) td{background:#FCFAF7;}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(200,16,46,.32);}
.article-body a:hover{color:var(--c-primary-d);border-bottom-color:var(--c-primary-d);}
.article-body code{background:var(--c-bg-alt);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}

/* ---------- 标签与翻页 ---------- */
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:32px 0 0;max-width:760px;}
.tag{display:inline-block;padding:5px 13px;border-radius:var(--r-badge);background:var(--c-bg-alt);color:var(--c-ink-2);font-size:12.5px;letter-spacing:.03em;border:1px solid var(--c-line);}
.tag:hover{background:var(--c-primary-50);color:var(--c-primary-d);border-color:#F3C9D1;}
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:760px;margin-top:36px;}
.article-nav-item{display:flex;flex-direction:column;gap:8px;padding:20px 22px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);}
.article-nav-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#F3C9D1;}
.article-nav-item--next{text-align:right;}
.article-nav-label{font-size:12.5px;letter-spacing:.06em;color:var(--c-primary);font-weight:600;}
.article-nav-title{font-family:var(--font-serif);font-size:16px;line-height:1.6;color:var(--c-ink);}

/* ---------- 侧栏 ---------- */
.article-aside{display:flex;flex-direction:column;gap:20px;}
.aside-card{position:sticky;top:100px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);}
.article-aside .aside-card:nth-child(2){position:static;}
.aside-title{font-family:var(--font-serif);font-size:17px;line-height:1.5;color:var(--c-ink);margin:0 0 10px;}
.aside-text{font-size:14px;line-height:1.85;color:var(--c-muted);margin:0 0 18px;}
.aside-link{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:14px;border-top:1px solid var(--c-line);font-size:14px;color:var(--c-ink-2);}
.aside-link:hover{color:var(--c-primary);}
.aside-link:hover span{transform:translateX(4px);}
.aside-link span{transition:transform var(--t) var(--ease);}
.aside-card--alt{background:var(--c-bg-alt);border-color:transparent;}
.aside-list li{position:relative;padding-left:16px;font-size:14px;line-height:1.8;color:var(--c-ink-2);margin-bottom:10px;}
.aside-list li::before{content:"";position:absolute;left:0;top:.72em;width:5px;height:5px;border-radius:50%;background:var(--c-primary);}
.aside-list li:last-child{margin-bottom:0;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;line-height:1.2;transition:all var(--t) var(--ease);}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px -16px rgba(200,16,46,.85);}
.btn-outline{border-color:var(--c-ink);color:var(--c-ink);background:transparent;}
.btn-outline:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--c-ink);}
.btn-light:hover{color:var(--c-primary);transform:translateY(-2px);box-shadow:0 14px 26px -18px rgba(0,0,0,.6);}
.btn-ghost-light{border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.btn-block{width:100%;}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ---------- 板块通用 ---------- */
.section{padding:80px 0;}
.section--alt{background:var(--c-bg-alt);}
.section--line{border-top:1px solid var(--c-line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.1em;color:var(--c-primary);font-weight:600;margin-bottom:10px;}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--c-primary);}
.section-title{font-family:var(--font-serif);font-size:clamp(24px,3vw,34px);line-height:1.35;color:var(--c-ink);}
.section-sub{font-size:15px;color:var(--c-muted);margin-top:12px;max-width:60ch;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;color:var(--c-ink-2);white-space:nowrap;}
.text-link:hover{color:var(--c-primary);}
.text-link span{transition:transform var(--t) var(--ease);}
.text-link:hover span{transform:translateX(4px);}

/* ---------- 卡片 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F3C9D1;}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-alt);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-title{font-family:var(--font-serif);font-size:19px;line-height:1.5;color:var(--c-ink);}
.card:hover .card-title{color:var(--c-primary);}
.card-excerpt{font-size:14.5px;line-height:1.8;color:var(--c-muted);}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--c-muted);letter-spacing:.04em;}
.badge{align-self:flex-start;display:inline-block;padding:3px 10px;border-radius:var(--r-badge);background:var(--c-primary-50);color:var(--c-primary-d);font-size:12px;font-weight:600;letter-spacing:.04em;}

/* ---------- 空态 ---------- */
.empty-state{border:1px dashed var(--c-line);border-radius:var(--r-card);background:#fff;padding:48px 24px;text-align:center;}
.empty-icon{width:52px;height:52px;margin:0 auto 18px;border-radius:50%;background:var(--c-bg-alt);display:flex;align-items:center;justify-content:center;color:var(--c-muted);font-size:20px;}
.empty-title{font-family:var(--font-serif);font-size:20px;color:var(--c-ink);margin-bottom:10px;}
.empty-text{font-size:14.5px;color:var(--c-muted);margin-bottom:22px;}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--c-ink);color:#fff;padding:64px 0;position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--c-primary) 0 50%,var(--c-accent) 50% 100%);}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-title{font-family:var(--font-serif);font-size:clamp(22px,2.6vw,30px);line-height:1.4;margin-bottom:12px;}
.cta-text{font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.72);max-width:56ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.08);}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;font-size:17px;color:#fff;margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:34ch;}
.footer-title{font-size:13px;font-weight:600;letter-spacing:.08em;color:rgba(255,255,255,.45);margin-bottom:16px;}
.footer-links-two{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;}
.footer-link{font-size:14px;color:rgba(255,255,255,.72);}
.footer-link:hover{color:var(--c-primary);}
.footer-meta{font-size:14px;line-height:1.95;color:rgba(255,255,255,.6);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.42);letter-spacing:.03em;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:44px;}
  .article-aside{flex-direction:row;flex-wrap:wrap;}
  .article-aside .aside-card{flex:1 1 300px;}
  .aside-card{position:static;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:min(320px,84vw);
    display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:6px;margin:0;padding:96px 20px 28px;
    background:var(--c-ink);
    box-shadow:-18px 0 50px -20px rgba(0,0,0,.55);
    transform:translateX(102%);
    transition:transform .3s var(--ease);
    overflow-y:auto;
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-link{height:48px;display:flex;align-items:center;padding:0 16px;font-size:16px;color:rgba(255,255,255,.86);}
  .nav-link:hover,.nav-link.is-active{background:rgba(255,255,255,.08);color:#fff;}
  .nav-cta{margin:16px 0 0;justify-content:center;padding:14px 22px;}
  .page-hero{padding:112px 0 44px;}
  .section{padding:64px 0;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .brand{font-size:15.5px;}
  .page-hero{padding:104px 0 40px;}
  .article-layout{padding-top:36px;}
  .article-body{font-size:16.5px;line-height:1.9;padding-top:26px;}
  .article-nav{grid-template-columns:1fr;}
  .article-nav-item--next{text-align:left;}
  .related-grid{grid-template-columns:1fr;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .cta-band{padding:52px 0;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-links-two{grid-template-columns:1fr 1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --c-bg:#FBF8F4;
  --c-bg-alt:#F3EDE4;
  --c-ink:#17191D;
  --c-ink-2:#3D4149;
  --c-muted:#6E727A;
  --c-line:#E6DFD4;
  --c-primary:#C8102E;
  --c-primary-d:#9E0C24;
  --c-primary-50:#FCE9EC;
  --c-accent:#E9B949;
  --c-green:#1B3A32;

  --r-card:16px;
  --r-block:24px;
  --r-img:12px;
  --r-pill:999px;
  --r-badge:6px;

  --sh-1:0 1px 2px rgba(23,25,29,.04),0 8px 24px -16px rgba(23,25,29,.18);
  --sh-2:0 2px 6px rgba(23,25,29,.06),0 18px 40px -18px rgba(23,25,29,.28);
  --sh-nav:0 10px 30px -18px rgba(23,25,29,.35);

  --font-serif:'Noto Serif SC','Source Han Serif SC','Songti SC','SimSun',serif;
  --font-sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-num:'Oswald','DIN Alternate','Helvetica Neue',Arial,sans-serif;

  --ease:cubic-bezier(.2,.7,.3,1);
  --t:.25s var(--ease);
}

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

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t),opacity var(--t)}
a:hover{color:var(--c-primary-d)}
button{font-family:inherit}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;color:var(--c-ink);margin:0}
h1{font-size:clamp(30px,4.4vw,48px);line-height:1.28}
h2{font-size:clamp(24px,3vw,34px);line-height:1.35}
h3{font-size:20px;line-height:1.5}
h4{font-size:17px;line-height:1.6}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}

:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}

/* ---------- 容器 ---------- */
.container,.grid-container{
  width:100%;
  max-width:1120px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (max-width:640px){
  .container,.grid-container{padding-left:16px;padding-right:16px}
}

/* ---------- 顶部悬浮胶囊导航 ---------- */
.site-header{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:80;
  padding:0 20px;
  transition:top var(--t);
}
.nav-shell{
  max-width:1120px;
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:0 12px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(251,248,244,.78);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(23,25,29,.06);
  box-shadow:var(--sh-nav);
  transition:background var(--t),height var(--t),box-shadow var(--t);
}
.site-header.is-scrolled .nav-shell{
  height:58px;
  background:#fffdfa;
  box-shadow:0 12px 34px -20px rgba(23,25,29,.45);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--c-ink);
  font-family:var(--font-serif);
  font-weight:700;
  font-size:16px;
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--c-ink)}
.brand-mark{
  width:14px;
  height:14px;
  border-radius:4px;
  background:linear-gradient(135deg,var(--c-primary) 0 50%,var(--c-ink) 50% 100%);
  box-shadow:0 2px 6px -2px rgba(200,16,46,.6);
  flex:0 0 auto;
}
.brand-text{line-height:1.2}

.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 16px;
  border-radius:var(--r-pill);
  font-size:14px;
  color:var(--c-ink-2);
  white-space:nowrap;
}
.nav-link:hover{background:var(--c-bg-alt);color:var(--c-ink)}
.nav-link.is-active{
  background:var(--c-primary-50);
  color:var(--c-primary);
  font-weight:600;
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  height:42px;
  padding:0 22px;
  margin-left:8px;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  box-shadow:0 8px 20px -12px rgba(200,16,46,.85);
  transition:background var(--t),transform var(--t),box-shadow var(--t);
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px)}

.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  background:#fff;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  position:relative;
  z-index:90;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--c-ink);
  transition:transform var(--t),opacity var(--t);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);
}
.btn-primary{
  background:var(--c-primary);
  color:#fff;
  box-shadow:0 10px 26px -16px rgba(200,16,46,.9);
}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{
  background:transparent;
  color:var(--c-ink);
  border-color:var(--c-ink);
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn-invert{
  background:#fff;
  color:var(--c-primary);
}
.btn-invert:hover{background:#fff;color:var(--c-primary-d);transform:translateY(-2px);box-shadow:0 14px 30px -18px rgba(0,0,0,.6)}
.btn-sm{padding:11px 22px;font-size:14px}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border-radius:var(--r-badge);
  font-size:12px;
  letter-spacing:.04em;
  background:var(--c-primary-50);
  color:var(--c-primary-d);
  font-weight:600;
}
.badge-ink{background:var(--c-bg-alt);color:var(--c-ink-2)}
.badge-solid{background:var(--c-primary);color:#fff}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
}
.link-arrow span{transition:transform var(--t)}
.link-arrow:hover span{transform:translateX(4px)}

.section{padding:80px 0;border-top:1px solid var(--c-line)}
.section-alt{background:var(--c-bg-alt);border-top:1px solid var(--c-line)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--c-muted);
  text-transform:uppercase;
  margin-bottom:14px;
}
.section-head .eyebrow::before{
  content:"";
  width:3px;
  height:14px;
  background:linear-gradient(var(--c-primary) 0 50%,var(--c-ink) 50% 100%);
  border-radius:2px;
}
.section-head h2{margin-bottom:16px}
.section-head p{color:var(--c-ink-2)}

/* ---------- 分类页 Hero ---------- */
.site-main{padding-top:104px}

.cat-hero{
  padding:8px 0 0;
}
.cat-hero-inner{
  background:var(--c-bg-alt);
  border:1px solid var(--c-line);
  border-radius:var(--r-block);
  padding:48px;
  position:relative;
  overflow:hidden;
}
.cat-hero-inner::after{
  content:"";
  position:absolute;
  right:-40px;
  bottom:-40px;
  width:180px;
  height:180px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(233,185,73,.28),rgba(233,185,73,0) 70%);
  pointer-events:none;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--c-muted);
  margin-bottom:22px;
}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{opacity:.6}

.hero-copy h1{margin-bottom:18px}
.hero-copy .lede{
  font-size:18px;
  line-height:1.8;
  color:var(--c-ink-2);
  max-width:560px;
  margin-bottom:24px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  padding-top:24px;
  border-top:1px solid var(--c-line);
  max-width:560px;
}
.hero-stats .num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:30px;
  line-height:1.1;
  color:var(--c-primary);
  display:block;
}
.hero-stats .lbl{font-size:12px;letter-spacing:.04em;color:var(--c-muted)}

.hero-media{position:relative;margin-top:8px}
.hero-media img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
}
.hero-media .media-note{
  margin-top:14px;
  font-size:12px;
  color:var(--c-muted);
  letter-spacing:.03em;
}

/* ---------- 锚点标签条 ---------- */
.anchor-bar{
  position:sticky;
  top:88px;
  z-index:60;
  margin-top:36px;
  background:rgba(251,248,244,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.anchor-scroll{
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding:12px 0;
  scrollbar-width:none;
}
.anchor-scroll::-webkit-scrollbar{display:none}
.anchor-chip{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  background:#fff;
  color:var(--c-ink-2);
  font-size:14px;
  white-space:nowrap;
  transition:background var(--t),color var(--t),border-color var(--t);
}
.anchor-chip:hover{border-color:var(--c-primary);color:var(--c-primary)}
.anchor-chip.is-active{background:var(--c-ink);border-color:var(--c-ink);color:#fff}

[id]{scroll-margin-top:170px}

/* ---------- 核对要点区块 ---------- */
.check-grid{margin-top:8px}
.check-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:28px;
  height:100%;
  box-shadow:var(--sh-1);
}
.check-card h3{margin-bottom:14px}
.check-card p{color:var(--c-ink-2);font-size:15px}
.check-list{margin-top:8px}
.check-list li{
  display:flex;
  gap:12px;
  padding:14px 0;
  border-bottom:1px dashed var(--c-line);
  font-size:15px;
  color:var(--c-ink-2);
}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-list .dot{
  flex:0 0 auto;
  width:22px;
  height:22px;
  border-radius:50%;
  background:var(--c-primary-50);
  color:var(--c-primary);
  font-family:var(--font-num);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:4px;
}
.check-list strong{color:var(--c-ink)}
.media-card{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--c-line);
  background:#fff;
  box-shadow:var(--sh-1);
}
.media-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.media-card .media-body{padding:22px}
.media-card .media-body h4{margin-bottom:10px}
.media-card .media-body p{font-size:14px;color:var(--c-muted)}

/* ---------- 折叠面板 ---------- */
.acc{max-width:860px;margin:0 auto}
.acc-item{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.acc-item.is-open{border-color:rgba(200,16,46,.4);box-shadow:var(--sh-2)}
.acc-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  background:transparent;
  border:0;
  text-align:left;
  cursor:pointer;
  font-family:var(--font-serif);
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
}
.acc-q:hover{color:var(--c-primary)}
.acc-icon{
  flex:0 0 auto;
  width:26px;
  height:26px;
  border-radius:50%;
  border:1px solid var(--c-line);
  position:relative;
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.acc-icon::before,.acc-icon::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  background:var(--c-ink-2);
  transform:translate(-50%,-50%);
  transition:background var(--t);
}
.acc-icon::before{width:11px;height:1.5px}
.acc-icon::after{width:1.5px;height:11px}
.acc-item.is-open .acc-icon{transform:rotate(90deg);background:var(--c-primary);border-color:var(--c-primary)}
.acc-item.is-open .acc-icon::before,
.acc-item.is-open .acc-icon::after{background:#fff}
.acc-item.is-open .acc-icon::after{opacity:0}
.acc-a{
  display:none;
  padding:0 24px 24px;
  max-width:720px;
  font-size:15px;
  line-height:1.9;
  color:var(--c-ink-2);
}
.acc-item.is-open .acc-a{display:block}
.acc-a .tips{
  margin-top:14px;
  padding:14px 16px;
  background:var(--c-bg-alt);
  border-left:4px solid var(--c-primary);
  border-radius:0 var(--r-img) var(--r-img) 0;
  font-size:14px;
  color:var(--c-ink-2);
}

/* ---------- 对比分栏 ---------- */
.compare{margin-top:8px}
.compare-col{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:32px;
  height:100%;
  box-shadow:var(--sh-1);
}
.compare-col.risk{background:var(--c-ink);border-color:var(--c-ink);color:rgba(255,255,255,.86)}
.compare-col.risk h3{color:#fff}
.compare-col.risk .compare-sub{color:rgba(255,255,255,.6)}
.compare-sub{font-size:13px;color:var(--c-muted);margin-bottom:20px}
.compare-col ul li{
  display:flex;
  gap:12px;
  padding:14px 0;
  border-bottom:1px solid var(--c-line);
  font-size:15px;
}
.compare-col.risk ul li{border-bottom:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.86)}
.compare-col ul li:last-child{border-bottom:0}
.compare-col .mark{
  flex:0 0 auto;
  width:20px;
  height:20px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  font-weight:700;
  margin-top:4px;
}
.compare-col.good .mark{background:var(--c-primary-50);color:var(--c-primary)}
.compare-col.risk .mark{background:rgba(200,16,46,.9);color:#fff}

/* ---------- 时间线数据条 ---------- */
.timeline{position:relative;margin-top:12px}
.timeline::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:38px;
  height:1px;
  background:var(--c-line);
}
.tl-row{position:relative}
.tl-item{
  position:relative;
  padding-right:24px;
  margin-bottom:8px;
}
.tl-num{
  font-family:var(--font-serif);
  font-size:26px;
  color:var(--c-ink);
  line-height:1;
  margin-bottom:18px;
  display:block;
}
.tl-dot{
  width:14px;
  height:14px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--c-primary);
  margin-bottom:22px;
  position:relative;
  z-index:2;
}
.tl-item h4{margin-bottom:10px}
.tl-item p{font-size:14px;color:var(--c-ink-2);min-height:52px}
.tl-track{
  height:8px;
  border-radius:var(--r-pill);
  background:var(--c-bg-alt);
  overflow:hidden;
  margin-bottom:10px;
}
.tl-fill{
  height:100%;
  border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-primary-d),var(--c-primary));
  width:0;
  transition:width 1s var(--ease);
}
.tl-meta{
  display:flex;
  justify-content:space-between;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--c-muted);
}
.tl-meta .pct{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--c-primary)}
.timeline-note{margin-top:28px;font-size:13px;color:var(--c-muted)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq .acc-item{margin-bottom:12px}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:var(--c-primary);
  color:#fff;
  padding:64px 0;
}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.86);max-width:600px;font-size:16px}
.cta-band .cta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.cta-band .btn-ghost:hover{background:#fff;color:var(--c-primary);border-color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-col + .footer-col{border-left:1px solid rgba(255,255,255,.08);padding-left:40px}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-serif);
  font-weight:700;
  font-size:16px;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--c-primary) 0 50%,#fff 50% 100%)}
.footer-desc{color:rgba(255,255,255,.6);font-size:14px;line-height:1.85;max-width:320px}
.footer-title{
  font-family:var(--font-sans);
  font-size:13px;
  letter-spacing:.08em;
  color:rgba(255,255,255,.5);
  font-weight:600;
  margin-bottom:18px;
}
.footer-links-two{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.footer-link{
  color:rgba(255,255,255,.78);
  font-size:14px;
  transition:color var(--t);
}
.footer-link:hover{color:var(--c-primary)}
.footer-meta{color:rgba(255,255,255,.6);line-height:2;font-size:14px}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  font-size:12px;
  color:rgba(255,255,255,.42);
  letter-spacing:.03em;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .cat-hero-inner{padding:36px}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;gap:32px}
  .footer-col + .footer-col{padding-left:32px}
  .footer-col:last-child{grid-column:1/-1;border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.08);padding-top:24px}
}

@media (max-width:900px){
  .site-main{padding-top:96px}
  .nav-toggle{display:flex}
  .nav-menu{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    width:min(320px,88vw);
    background:var(--c-ink);
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:96px 20px 24px;
    transform:translateX(102%);
    transition:transform .3s var(--ease);
    z-index:85;
    box-shadow:-20px 0 60px -30px rgba(0,0,0,.7);
  }
  .nav-menu.is-open{transform:translateX(0)}
  .nav-link{
    height:48px;
    border-radius:12px;
    color:rgba(255,255,255,.86);
    font-size:15px;
  }
  .nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
  .nav-link.is-active{background:rgba(200,16,46,.24);color:#fff}
  .nav-cta{
    margin:auto 0 0;
    height:48px;
    justify-content:center;
  }
  .cat-hero-inner{padding:28px}
  .hero-copy .lede{font-size:16px}
  .hero-media{margin-top:32px}
  .section{padding:56px 0}
  .anchor-bar{top:80px}
  .compare-col{padding:26px;margin-bottom:20px}
  .timeline::before{display:none}
  .tl-item{padding-right:0;padding-bottom:28px;border-bottom:1px dashed var(--c-line)}
  .tl-dot{display:none}
  .tl-item p{min-height:0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col + .footer-col{border-left:0;padding-left:0}
  .footer-col:last-child{grid-column:1/-1}
}

@media (max-width:640px){
  .site-header{top:10px;padding:0 12px}
  .nav-shell{height:58px;padding:0 10px 0 14px}
  .brand-text{font-size:14px}
  .site-main{padding-top:88px}
  .cat-hero-inner{padding:22px;border-radius:18px}
  .hero-actions .btn{width:100%}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px}
  .hero-stats .num{font-size:24px}
  .anchor-bar{top:72px}
  .check-card,.media-card .media-body{padding:20px}
  .acc-q{padding:16px 18px;font-size:16px}
  .acc-a{padding:0 18px 20px}
  .section{padding:48px 0}
  .cta-band{padding:48px 0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-links-two{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;gap:6px}
}

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