/* roulang page: index */
:root{
  --bg:#0B1210;
  --bg-2:#131D19;
  --card:#17231F;
  --light:#F4F7F5;
  --light-text:#0B1210;
  --light-muted:#4A5A55;
  --primary:#2BD98A;
  --accent:#FF6B2C;
  --cyan:#34D6C8;
  --lemon:#D7FF4A;
  --text:#EAF2EE;
  --muted:#A9BBB4;
  --line:rgba(255,255,255,.08);
  --line-light:rgba(11,18,16,.10);
  --input-bg:#101A17;
  --r-img:12px;
  --r-card:16px;
  --r-btn:10px;
  --r-badge:999px;
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --sh-light:0 8px 24px rgba(11,18,16,.08);
  --container:1280px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-radius:var(--r-img);object-fit:cover;}
a{color:inherit;text-decoration:none;}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:100%;}
button{cursor:pointer;border:0;background:none;color:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* 容器 */
.container{max-width:var(--container);margin:0 auto;padding:0 20px;width:100%;}
.section{padding:88px 0;}
.section--light{background:var(--light);color:var(--light-text);}
.section--alt{background:var(--bg-2);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(22px,2.6vw,34px);line-height:1.25;position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary);}
.section-head .sub{color:var(--muted);font-size:14px;margin:8px 0 0 16px;}
.section--light .section-head .sub{color:var(--light-muted);}
.link-more{color:var(--primary);font-size:14px;font-weight:600;border-bottom:1px solid transparent;transition:border-color .22s ease,color .22s ease;}
.link-more:hover{border-bottom-color:var(--primary);}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;transition:all .22s ease;white-space:nowrap;}
.btn--primary{background:var(--primary);color:#07231A;box-shadow:inset 0 0 0 1px rgba(0,0,0,.06);}
.btn--primary:hover{filter:brightness(1.08);box-shadow:inset 0 0 0 1px rgba(0,0,0,.18),0 8px 20px rgba(43,217,138,.22);}
.btn--accent{background:var(--accent);color:#2A0C02;}
.btn--accent:hover{filter:brightness(1.08);}
.btn--ghost{border:1px solid var(--line);color:var(--text);background:transparent;}
.btn--ghost:hover{background:rgba(43,217,138,.12);border-color:rgba(43,217,138,.45);}
.section--light .btn--ghost{border-color:var(--line-light);color:var(--light-text);}
.btn--text{color:var(--primary);padding:0;height:auto;text-decoration:underline;text-underline-offset:4px;text-decoration-color:transparent;transition:text-decoration-color .22s ease;}
.btn--text:hover{text-decoration-color:var(--primary);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-badge);font-size:12px;font-weight:600;letter-spacing:.02em;}
.badge--cat{background:rgba(43,217,138,.15);color:var(--primary);}
.badge--live{background:var(--lemon);color:#16240B;}
.badge--data{border:1px solid rgba(52,214,200,.5);color:var(--cyan);background:rgba(52,214,200,.06);}
.dot-live{width:6px;height:6px;border-radius:50%;background:#16240B;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* 导航 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;height:64px;display:flex;align-items:center;transition:background .25s ease,border-color .25s ease;}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:transparent;transition:background .25s ease;}
.site-header.is-solid{background:var(--bg);}
.site-header.is-solid::after{background:var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#1B9C63);display:flex;align-items:center;justify-content:center;color:#062018;font-weight:800;font-size:16px;letter-spacing:-.04em;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;}
.brand-text span{color:var(--primary);}
.nav-main{display:flex;align-items:center;gap:4px;}
.nav-main a{position:relative;display:inline-flex;align-items:center;height:64px;padding:0 14px;font-size:15px;color:var(--muted);transition:color .22s ease;}
.nav-main a:hover{color:var(--text);}
.nav-main a.is-active{color:var(--text);font-weight:600;}
.nav-main a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;border-radius:2px;background:var(--primary);}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{display:flex;align-items:center;gap:8px;height:40px;padding:0 12px;border-radius:var(--r-btn);background:rgba(255,255,255,.05);border:1px solid var(--line);transition:border-color .22s ease;}
.nav-search:focus-within{border-color:var(--primary);}
.nav-search i{color:var(--muted);font-size:13px;}
.nav-search input{width:120px;background:none;border:0;color:var(--text);font-size:14px;outline:none;}
.nav-search input::placeholder{color:#6E807A;}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:var(--r-btn);border:1px solid var(--line);color:var(--text);font-size:17px;}
.drawer{position:fixed;inset:0 0 0 auto;width:min(320px,86vw);background:var(--bg-2);z-index:200;transform:translateX(100%);transition:transform .28s ease;padding:24px 20px;display:flex;flex-direction:column;gap:8px;border-left:1px solid var(--line);overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer a.drawer-link{display:flex;align-items:center;height:44px;font-size:15px;color:var(--muted);border-bottom:1px solid var(--line);}
.drawer a.drawer-link.is-active{color:var(--primary);font-weight:600;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-close{width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;}
.drawer .nav-search{width:100%;margin-top:8px;}
.drawer .nav-search input{width:100%;}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:150;opacity:0;pointer-events:none;transition:opacity .28s ease;}
.overlay.is-open{opacity:1;pointer-events:auto;}

/* Hero */
.hero{position:relative;min-height:84vh;display:flex;align-items:center;padding:calc(64px + 56px) 0 72px;overflow:hidden;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;transform:scale(1.02);}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,18,16,.92) 0%,rgba(11,18,16,.72) 42%,rgba(11,18,16,.94) 100%),linear-gradient(90deg,rgba(11,18,16,.94) 0%,rgba(11,18,16,.55) 52%,rgba(11,18,16,.35) 100%);}
.hero-inner{position:relative;z-index:2;width:100%;}
.hero-copy{max-width:640px;}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-badge);background:rgba(43,217,138,.12);border:1px solid rgba(43,217,138,.32);color:var(--primary);font-size:13px;font-weight:600;margin-bottom:20px;}
.hero h1{font-size:clamp(30px,4.6vw,54px);line-height:1.12;font-weight:800;letter-spacing:-.02em;margin-bottom:16px;}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero-sub{font-size:17px;color:var(--muted);margin-bottom:28px;max-width:560px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px;}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px;}
.hero-stat b{display:block;font-size:30px;font-weight:800;line-height:1.1;font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--primary);}
.hero-stat b small{font-size:14px;font-weight:600;margin-left:4px;color:var(--text);}
.hero-stat span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}

/* 横滑片库 */
.scroller-wrap{position:relative;}
.scroller{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 18px;scrollbar-width:thin;}
.scroller::-webkit-scrollbar{height:6px;}
.scroller::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:999px;}
.slide{position:relative;flex:0 0 auto;width:clamp(200px,24vw,280px);scroll-snap-align:start;border-radius:var(--r-card);overflow:hidden;background:var(--card);border:1px solid var(--line);transition:transform .22s ease,box-shadow .22s ease;}
.slide--tall{aspect-ratio:3/4;}
.slide--wide{width:clamp(260px,32vw,380px);aspect-ratio:16/10;}
.slide:hover{transform:translateY(-4px);box-shadow:var(--sh-dark);}
.slide img{width:100%;height:100%;border-radius:0;}
.slide-body{position:absolute;left:0;right:0;bottom:0;padding:16px;background:linear-gradient(180deg,rgba(11,18,16,0),rgba(11,18,16,.92));}
.slide-body h3{font-size:16px;line-height:1.4;font-weight:600;}
.slide-body span{font-size:12px;color:var(--muted);}
.slide .badge--cat{position:absolute;top:12px;left:12px;}
.scroll-hint{display:none;font-size:13px;color:var(--muted);margin-top:8px;}
.scroll-arrows{display:flex;gap:10px;}
.arrow-btn{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text);transition:all .22s ease;}
.arrow-btn:hover{background:rgba(43,217,138,.12);border-color:rgba(43,217,138,.45);color:var(--primary);}

/* 热播推荐 */
.hot-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease;}
.hot-card:hover{transform:translateY(-4px);box-shadow:var(--sh-dark);}
.hot-media{position:relative;aspect-ratio:16/10;overflow:hidden;}
.hot-media img{width:100%;height:100%;border-radius:0;}
.hot-media .badge--cat{position:absolute;top:12px;left:12px;}
.hot-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.hot-body h3{font-size:18px;line-height:1.4;font-weight:600;}
.hot-body p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hot-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted);margin-top:auto;}
.hot-meta i{color:var(--cyan);margin-right:4px;}

/* 片单分区 */
.tab-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px;}
.tab-btn{height:40px;padding:0 18px;border-radius:var(--r-btn);border:1px solid var(--line);font-size:14px;color:var(--muted);transition:all .22s ease;}
.tab-btn:hover{color:var(--text);border-color:rgba(43,217,138,.4);}
.tab-btn.is-active{background:rgba(43,217,138,.14);border-color:rgba(43,217,138,.5);color:var(--primary);font-weight:600;}
.tab-panel{display:none;}
.tab-panel.is-active{display:block;}
.list-row{display:flex;align-items:center;gap:16px;padding:10px 0;min-height:64px;border-bottom:1px solid var(--line);transition:background .22s ease;}
.list-row:hover{background:rgba(255,255,255,.03);}
.list-row:last-child{border-bottom:0;}
.list-thumb{flex:0 0 auto;width:104px;aspect-ratio:16/9;overflow:hidden;border-radius:10px;}
.list-thumb img{width:100%;height:100%;border-radius:0;}
.list-info{flex:1;min-width:0;}
.list-info h3{font-size:15px;font-weight:600;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.list-info span{font-size:13px;color:var(--muted);}
.list-time{flex:0 0 auto;font-size:14px;color:var(--cyan);font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* 资讯卡 */
.news-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-dark);}
.news-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.news-media img{width:100%;height:100%;border-radius:0;}
.news-media .badge--cat{position:absolute;top:12px;left:12px;}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{font-size:17px;line-height:1.45;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted);margin-top:auto;padding-top:6px;}
.empty-state{text-align:center;padding:56px 20px;border:1px dashed var(--line);border-radius:var(--r-card);}
.empty-state i{font-size:32px;color:rgba(43,217,138,.4);display:block;margin-bottom:14px;}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:18px;}

/* CTA 带 */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-card);padding:40px;background:linear-gradient(120deg,rgba(43,217,138,.28) 0%,rgba(43,217,138,.08) 42%,rgba(11,18,16,.96) 100%),var(--card);border:1px solid rgba(43,217,138,.24);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);line-height:1.3;margin-bottom:8px;}
.cta-band p{color:var(--muted);font-size:15px;margin:0;max-width:640px;}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;}
.cta-form input{height:44px;min-width:220px;padding:0 14px;border-radius:var(--r-btn);background:var(--input-bg);border:1px solid var(--line);color:var(--text);outline:none;transition:border-color .22s ease;}
.cta-form input:focus{border:2px solid var(--primary);}

/* FAQ */
.faq .accordion{background:transparent;border:0;}
.faq .accordion-item{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);margin-bottom:12px;overflow:hidden;}
.faq .accordion-title{border:0;padding:18px 20px;font-size:16px;font-weight:600;color:var(--text);background:transparent;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq .accordion-title::before{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;color:var(--primary);order:2;transition:transform .24s ease;}
.faq .accordion-item.is-active .accordion-title::before{transform:rotate(180deg);}
.faq .accordion-title:hover{color:var(--primary);}
.faq .accordion-content{padding:0 20px 20px;font-size:15px;color:var(--muted);border:0;background:transparent;}
.faq .accordion-content p{margin:0;}

/* 页脚 */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--muted);max-width:300px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--muted);transition:color .22s ease;}
.footer-col a:hover{color:var(--primary);}
.footer-col p{font-size:14px;color:var(--muted);margin-bottom:8px;}
.footer-bottom{margin-top:48px;border-top:1px solid var(--line);padding:22px 0 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.footer-bottom p{font-size:13px;color:#7C8C86;margin:0;}
.socials{display:flex;gap:10px;}
.socials a{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px;transition:all .22s ease;}
.socials a:hover{color:var(--primary);border-color:rgba(43,217,138,.5);background:rgba(43,217,138,.1);}

/* 图片占位 */
.img-fallback{background:rgba(43,217,138,.15);display:flex;align-items:center;justify-content:center;color:var(--primary);font-weight:800;font-size:22px;}

/* 响应式 */
@media screen and (max-width:1023px){
  .section{padding:64px 0;}
  .nav-main,.nav-right .nav-search{display:none;}
  .nav-toggle{display:flex;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .hero{padding:calc(64px + 40px) 0 56px;}
}
@media screen and (max-width:767px){
  .section{padding:48px 0;}
  .site-header{height:56px;}
  .nav-main a{height:56px;}
  .hero{min-height:auto;}
  .hero-stats{gap:24px;}
  .hero-stat b{font-size:24px;}
  .scroll-arrows{display:none;}
  .scroll-hint{display:block;}
  .cta-band{padding:28px 20px;}
  .cta-form input{min-width:0;width:100%;}
  .cta-form .btn{width:100%;}
  .list-thumb{width:84px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:519px){
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --bg:#0B1210;
  --bg-2:#131D19;
  --card:#17231F;
  --light:#F4F7F5;
  --brand:#2BD98A;
  --accent:#FF6B2C;
  --cyan:#34D6C8;
  --lime:#D7FF4A;
  --text:#EAF2EE;
  --muted:#A9BBB4;
  --text-dark:#0B1210;
  --muted-dark:#4A5A55;
  --line:rgba(255,255,255,.08);
  --line-light:rgba(11,18,16,.10);
  --r-img:12px;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow:0 12px 32px rgba(0,0,0,.45);
  --shadow-light:0 8px 24px rgba(11,18,16,.08);
  --ease:.22s ease;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed",ui-monospace,SFMono-Regular,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.grid-x{display:flex;flex-flow:row wrap;margin-left:-10px;margin-right:-10px;}
.grid-x>.cell{padding-left:10px;padding-right:10px;min-width:0;}
@media screen and (min-width:40em){
  .grid-x>.medium-6{width:50%;}
  .grid-x>.medium-4{width:33.3333%;}
}
@media screen and (min-width:64em){
  .grid-x>.large-4{width:33.3333%;}
  .grid-x>.large-3{width:25%;}
  .grid-x>.large-6{width:50%;}
  .grid-x>.large-5{width:41.6667%;}
  .grid-x>.large-7{width:58.3333%;}
  .grid-x>.large-8{width:66.6667%;}
}
.grid-x>.small-12{width:100%;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  height:64px;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-btn);
  background:linear-gradient(140deg,var(--brand),#1FA96A);
  color:#06221A;
  font-family:var(--font-num);
  font-weight:700;
  font-size:16px;
  letter-spacing:.04em;
}
.brand-text{
  font-size:18px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--text);
}
.brand-text span{color:var(--brand);}
.nav-main{display:flex;align-items:center;gap:26px;}
.nav-main a{
  position:relative;
  font-size:15px;
  color:var(--muted);
  padding:6px 0;
  line-height:44px;
}
.nav-main a:hover{color:var(--text);}
.nav-main a.is-active{color:var(--text);}
.nav-main a.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:6px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.nav-search i{color:var(--cyan);font-size:13px;}
.nav-search input{
  width:150px;
  border:0;background:transparent;
  color:var(--text);
  font-size:14px;
  line-height:1;
}
.nav-search input::placeholder{color:var(--muted);}
.nav-search input:focus{outline:none;}
.nav-search:focus-within{border-color:var(--brand);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--brand);color:#06221A;}
.btn--primary:hover{background:#43E69B;color:#06221A;box-shadow:inset 0 0 0 2px rgba(6,34,26,.14);}
.btn--accent{background:var(--accent);color:#260D03;}
.btn--accent:hover{background:#FF824D;color:#260D03;}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn--ghost:hover{background:rgba(43,217,138,.12);border-color:var(--brand);color:var(--text);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-btn);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
}
.link-arrow{
  color:var(--brand);
  font-size:14px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  min-height:340px;
  display:flex;
  align-items:flex-end;
  padding:120px 0 34px;
  background-image:linear-gradient(180deg,rgba(11,18,16,.86) 0%,rgba(11,18,16,.72) 45%,rgba(11,18,16,.95) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-hero__inner{max-width:840px;}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:14px;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);}
.crumbs span{color:var(--text);}
.cat-hero h1{
  font-size:clamp(30px,4.6vw,54px);
  line-height:1.12;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:14px;
}
.cat-hero p{
  font-size:16px;
  color:var(--muted);
  max-width:620px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--light{background:var(--light);color:var(--text-dark);}
.section--light .sec-title{color:var(--text-dark);}
.section--light .sec-desc{color:var(--muted-dark);}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:36px;
}
.sec-title{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:clamp(22px,2.6vw,34px);
  line-height:1.25;
  font-weight:700;
}
.sec-title::before{
  content:"";
  width:4px;
  height:24px;
  border-radius:2px;
  background:var(--brand);
  flex:none;
}
.sec-desc{font-size:15px;color:var(--muted);margin-top:12px;max-width:760px;}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:13px;
  line-height:1.6;
}
.badge--cat{background:rgba(43,217,138,.15);color:var(--brand);}
.badge--data{border:1px solid rgba(52,214,200,.5);color:var(--cyan);}
.badge--live{background:var(--lime);color:#0B1210;font-weight:700;}
.badge--accent{background:rgba(255,107,44,.16);color:var(--accent);}

/* ---------- 卖点条 ---------- */
.point-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(43,217,138,.35);}
.point-card i{
  font-size:20px;
  color:var(--cyan);
  margin-bottom:16px;
  display:block;
}
.point-card h3{
  font-size:20px;
  line-height:1.4;
  font-weight:600;
  margin-bottom:10px;
}
.point-card p{font-size:15px;color:var(--muted);}

/* ---------- 资讯卡片 ---------- */
.news-card{
  height:100%;
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(43,217,138,.35);}
.news-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:rgba(43,217,138,.15);}
.news-card__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.news-card:hover .news-card__media img{transform:scale(1.04);}
.news-card__media .badge{position:absolute;top:12px;left:12px;}
.news-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-card h3{
  font-size:19px;
  line-height:1.45;
  font-weight:600;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card p{
  font-size:15px;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card__foot{
  margin-top:auto;
  padding-top:18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid var(--line);
  margin-top:18px;
}
.news-card__meta{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;}

/* ---------- 场景 ---------- */
.scene-item{
  height:100%;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  transition:border-color var(--ease),transform var(--ease);
}
.scene-item:hover{border-color:rgba(52,214,200,.45);transform:translateY(-4px);}
.scene-item span{
  font-family:var(--font-num);
  font-size:13px;
  color:var(--cyan);
  letter-spacing:.08em;
  display:block;
  margin-bottom:12px;
}
.scene-item h3{font-size:19px;font-weight:600;margin-bottom:10px;line-height:1.4;}
.scene-item p{font-size:15px;color:var(--muted);}

/* ---------- 流程时间线 ---------- */
.timeline{position:relative;padding-left:30px;}
.timeline::before{
  content:"";
  position:absolute;
  left:7px;top:8px;bottom:8px;
  width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(43,217,138,.12));
}
.timeline li{position:relative;padding-bottom:28px;}
.timeline li:last-child{padding-bottom:0;}
.timeline li::before{
  content:"";
  position:absolute;
  left:-30px;top:8px;
  width:16px;height:16px;
  border-radius:50%;
  background:var(--brand);
  border:3px solid var(--bg);
  box-shadow:0 0 0 1px rgba(43,217,138,.4);
}
.timeline h3{font-size:19px;font-weight:600;margin-bottom:8px;line-height:1.4;}
.timeline p{font-size:15px;color:var(--muted);max-width:640px;}

/* ---------- 数据条 ---------- */
.stat-strip{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 24px;
}
.stat-strip .cell{text-align:left;}
.stat-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.1;
  font-weight:700;
  color:var(--brand);
}
.stat-num small{font-size:14px;color:var(--muted);margin-left:6px;font-weight:400;font-family:var(--font-cn);}
.stat-label{font-size:14px;color:var(--muted);margin-top:8px;}

/* ---------- FAQ ---------- */
.faq-accordion{background:transparent;border:0;}
.faq-accordion .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--ease);
}
.faq-accordion .accordion-item.is-active{border-color:rgba(43,217,138,.42);}
.faq-accordion .accordion-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  background:transparent;
  border:0;
  line-height:1.5;
}
.faq-accordion .accordion-title:hover{color:var(--brand);background:transparent;}
.faq-accordion .accordion-title::before{display:none;}
.faq-accordion .accordion-title i{
  color:var(--brand);
  font-size:14px;
  transition:transform var(--ease);
  flex:none;
}
.faq-accordion .accordion-item.is-active .accordion-title i{transform:rotate(180deg);}
.faq-accordion .accordion-content{
  display:none;
  padding:0 22px 22px;
  border:0;
  background:transparent;
}
.faq-accordion .accordion-content p{font-size:15px;color:var(--muted);}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(96deg,rgba(43,217,138,.20) 0%,rgba(11,18,16,.96) 62%),var(--bg-2);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:56px 0;
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;margin-bottom:12px;}
.cta-band p{font-size:15px;color:var(--muted);max-width:620px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;}
.cta-form input[type="email"]{
  flex:1 1 240px;
  height:44px;
  padding:0 16px;
  border-radius:var(--r-btn);
  background:#101A17;
  border:1px solid var(--line);
  color:var(--text);
  font-size:15px;
}
.cta-form input[type="email"]::placeholder{color:var(--muted);}
.cta-form input[type="email"]:focus{outline:none;border:2px solid var(--brand);}
.form-hint{font-size:13px;color:var(--muted);margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:40px;
}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:16px;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text);}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--muted);}
.footer-col ul li a:hover{color:var(--brand);}
.footer-col p{font-size:14px;color:var(--muted);margin-bottom:8px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
}
.footer-bottom p{font-size:13px;color:var(--muted);}
.socials{display:flex;gap:10px;}
.socials a{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:14px;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.socials a:hover{color:var(--brand);border-color:var(--brand);background:rgba(43,217,138,.10);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-main{
    position:fixed;
    top:56px;left:0;right:0;
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    background:var(--bg-2);
    border-bottom:1px solid var(--line);
    padding:8px 20px 20px;
    transform:translateY(-12px);
    opacity:0;
    visibility:hidden;
    transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
  }
  .nav-main.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-main a{width:100%;line-height:44px;font-size:16px;border-bottom:1px solid var(--line);}
  .nav-main a.is-active::after{display:none;}
  .nav-main a.is-active{color:var(--brand);}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .site-header,.nav-inner{height:56px;}
  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:768px){
  .cat-hero{min-height:300px;padding:100px 0 28px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-form input[type="email"]{flex:1 1 100%;}
  .cta-form .btn{width:100%;}
}
@media screen and (max-width:520px){
  .cat-hero{min-height:280px;padding:92px 0 24px;}
  .cat-hero h1{font-size:28px;}
  .section{padding:48px 0;}
  .section--tight{padding:40px 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .brand-text{font-size:16px;}
  .news-card__body{padding:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: article */
:root{
  --bg:#0B1210;
  --bg-2:#131D19;
  --card:#17231F;
  --light:#F4F7F5;
  --primary:#2BD98A;
  --accent:#FF6B2C;
  --cyan:#34D6C8;
  --lemon:#D7FF4A;
  --text:#EAF2EE;
  --muted:#A9BBB4;
  --muted-dark:#4A5A55;
  --border:rgba(255,255,255,.08);
  --border-light:rgba(11,18,16,.10);
  --r-img:12px;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-dark:0 12px 32px rgba(0,0,0,.45);
  --shadow-light:0 8px 24px rgba(11,18,16,.08);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
  --tr:.22s ease;
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-cn);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--tr),background var(--tr),border-color var(--tr)}
a:hover{color:var(--primary)}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,form{margin:0}
ul,ol{list-style:none;padding:0}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* 容器与栅格补充 */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
.grid-x.gut{margin-left:-10px;margin-right:-10px}
.grid-x.gut>.cell{padding-left:10px;padding-right:10px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background var(--tr),color var(--tr),border-color var(--tr),box-shadow var(--tr),transform var(--tr);
}
.btn--primary{background:var(--primary);color:#052117}
.btn--primary:hover{background:#3EE79A;color:#052117;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28)}
.btn--primary:active{transform:translateY(1px)}
.btn--accent{background:var(--accent);color:#1B0A02}
.btn--accent:hover{background:#FF7F47;color:#1B0A02;box-shadow:inset 0 0 0 1px rgba(255,255,255,.22)}
.btn--ghost{border-color:var(--border);background:transparent;color:var(--text)}
.btn--ghost:hover{background:rgba(43,217,138,.12);border-color:rgba(43,217,138,.45);color:var(--text)}
.btn--text{height:auto;padding:0;border:0;background:none;color:var(--primary);font-weight:600}
.btn--text:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
.btn--sm{height:40px;padding:0 16px;font-size:14px}

/* 徽章与标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.badge--cat{background:rgba(43,217,138,.15);color:var(--primary)}
.badge--live{background:var(--lemon);color:#0B1210}
.badge--data{border:1px solid rgba(52,214,200,.5);color:var(--cyan);background:transparent}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid rgba(52,214,200,.35);color:var(--cyan);font-size:13px;
}
.tag:hover{background:rgba(52,214,200,.12);color:var(--cyan);border-color:rgba(52,214,200,.6)}

/* 顶部导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;height:var(--nav-h);
  background:transparent;border-bottom:1px solid transparent;
  transition:background var(--tr),border-color var(--tr);
}
.site-header.is-scrolled{background:#0B1210;border-bottom:1px solid var(--border)}
.nav-inner{height:var(--nav-h);display:flex;align-items:center}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,#2BD98A,#159C66);color:#052117;
  font-family:var(--font-num);font-size:15px;font-weight:800;letter-spacing:.02em;
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text)}
.brand-text span{color:var(--primary)}
.brand:hover .brand-text{color:var(--text)}
.nav-main{display:flex;align-items:center;gap:26px;margin-left:38px;flex:1 1 auto}
.nav-main a{position:relative;font-size:15px;color:var(--muted);padding:4px 0}
.nav-main a:hover{color:var(--text)}
.nav-main a.is-active{color:var(--text)}
.nav-main a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--muted);
}
.nav-search i{font-size:13px;color:var(--cyan)}
.nav-search input{width:148px;background:transparent;border:0;outline:none;color:var(--text);font-size:14px}
.nav-search input::placeholder{color:#6F827B}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);font-size:16px;
}
.nav-toggle:hover{background:rgba(43,217,138,.16);color:var(--text)}

/* 文章头图条 */
.article-hero{
  position:relative;min-height:250px;display:flex;align-items:flex-end;overflow:hidden;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center 38%;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,.88) 0%,rgba(11,18,16,.52) 46%,rgba(11,18,16,.96) 100%);
}
.article-hero .container{position:relative;z-index:2;padding-top:calc(var(--nav-h) + 58px);padding-bottom:26px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:14px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:rgba(255,255,255,.28)}
.breadcrumb .current{color:var(--text);max-width:70%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}

/* 文章标题区 */
.article-head{padding:34px 0 26px;border-bottom:1px solid var(--border);margin-bottom:34px}
.article-title{
  font-size:clamp(26px,3.4vw,42px);line-height:1.2;font-weight:800;letter-spacing:-.02em;
  max-width:820px;color:var(--text);
}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:16px;font-size:13.5px;color:var(--muted)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--cyan);font-size:13px}

/* 正文排版 */
.article-main{padding-bottom:8px}
.article-body{max-width:760px;font-size:17px;line-height:1.85;color:#DCE6E1}
.article-body p{margin:0 0 1.4em}
.article-body h2{
  position:relative;padding-left:14px;margin:2em 0 .7em;
  font-size:clamp(20px,2.2vw,26px);line-height:1.35;font-weight:700;color:var(--text);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3px;border-radius:2px;background:var(--primary);
}
.article-body h3{font-size:20px;line-height:1.4;font-weight:600;margin:1.6em 0 .6em;color:var(--text)}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.4em}
.article-body ul li{position:relative;padding-left:16px;margin-bottom:.55em}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--primary);
}
.article-body ol{list-style:decimal}
.article-body ol li{margin-bottom:.55em}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;box-shadow:var(--shadow-dark)}
.article-body figcaption,.article-body .caption{text-align:center;font-size:13px;color:var(--muted);margin-top:-.6em}
.article-body blockquote{
  margin:1.8em 0;padding:16px 20px;border-left:3px solid var(--primary);
  background:rgba(43,217,138,.07);border-radius:0 12px 12px 0;color:#C9D8D2;
}
.article-body table{width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px}
.article-body thead th{background:#1E2C27;color:var(--text);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--border)}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
.article-body pre{
  background:#101A17;border:1px solid var(--border);border-radius:12px;padding:16px;
  overflow-x:auto;font-family:var(--font-num);font-size:14px;line-height:1.6;
}
.article-body code{font-family:var(--font-num);background:#101A17;padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:4px}

/* 空态 */
.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;
  padding:56px 24px;border:1px dashed var(--border);border-radius:var(--r-card);background:var(--card);
}
.empty-state i{font-size:34px;color:rgba(43,217,138,.4)}
.empty-state p{color:var(--muted);font-size:15px}

/* 文末操作 */
.article-foot{
  margin-top:40px;padding-top:26px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.article-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* 侧栏 */
.article-side{padding-bottom:8px}
.side-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:20px;margin-bottom:20px;
}
.side-card h3{
  display:flex;align-items:center;gap:9px;font-size:16px;font-weight:700;color:var(--text);margin-bottom:14px;
}
.side-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary)}
.toc-list a{display:block;font-size:14px;color:var(--muted);padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.07)}
.toc-list li:last-child a{border-bottom:0}
.toc-list a:hover{color:var(--primary)}
.hot-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border)}
.hot-list li:last-child{border-bottom:0;padding-bottom:0}
.hot-list .rank{font-family:var(--font-num);font-size:18px;font-weight:700;color:rgba(43,217,138,.55);min-width:22px;line-height:1.5}
.hot-list a{font-size:14.5px;color:var(--text);line-height:1.6}
.hot-list a:hover{color:var(--primary)}
.hot-list .meta{font-size:12.5px;color:var(--muted);margin-top:4px}

/* 板块标题 */
.section{padding:64px 0}
.section--alt{background:var(--bg-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{position:relative;padding-left:14px;font-size:clamp(20px,2.4vw,30px);line-height:1.3;font-weight:700;color:var(--text)}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:2px;background:var(--primary)}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px;max-width:620px}

/* 卡片 */
.card{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-dark);border-color:rgba(43,217,138,.35)}
.card-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:rgba(43,217,138,.15)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-thumb .badge{position:absolute;left:12px;top:12px}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:17px;line-height:1.5;font-weight:600;margin-bottom:10px;color:var(--text)}
.card-body h3 a{color:var(--text)}
.card-body h3 a:hover{color:var(--primary)}
.card-body p{
  font-size:14px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;padding-top:14px;display:flex;flex-wrap:wrap;gap:14px;
  font-size:12.5px;color:var(--muted);
}
.card-meta i{color:rgba(52,214,200,.7);margin-right:5px}

/* 上下篇 */
.pn-card{
  display:flex;flex-direction:column;gap:8px;height:100%;padding:20px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  transition:transform var(--tr),border-color var(--tr),box-shadow var(--tr);
}
.pn-card:hover{transform:translateY(-4px);border-color:rgba(43,217,138,.35);box-shadow:var(--shadow-dark);color:inherit}
.pn-card .label{font-size:12.5px;color:var(--cyan);letter-spacing:.04em}
.pn-card .title{font-size:16px;font-weight:600;line-height:1.6;color:var(--text)}
.pn-card .desc{font-size:13.5px;color:var(--muted)}

/* CTA 带 */
.cta-band{
  padding:56px 0;
  background:linear-gradient(100deg,rgba(43,217,138,.22) 0%,rgba(11,18,16,0) 62%),var(--card);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.cta-inner{display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between}
.cta-inner h2{font-size:clamp(20px,2.4vw,28px);font-weight:700;line-height:1.35;color:var(--text)}
.cta-inner p{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:560px}
.cta-form{display:flex;flex-wrap:wrap;gap:12px}
.cta-form input{
  height:44px;width:262px;padding:0 16px;border-radius:var(--r-btn);
  background:#101A17;border:1px solid var(--border);color:var(--text);outline:none;font-size:14.5px;
}
.cta-form input::placeholder{color:#6F827B}
.cta-form input:focus{border-color:var(--primary);outline:2px solid var(--primary);outline-offset:-2px}
.cta-form input.is-error{border-color:var(--accent);outline-color:var(--accent)}
.form-tip{font-size:13px;color:var(--accent);margin-top:8px;display:none}
.form-tip.is-show{display:block}

/* FAQ */
.faq{padding:72px 0}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:border-color var(--tr);
}
.faq-item[open]{border-color:rgba(43,217,138,.32)}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;
  list-style:none;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q i{color:var(--primary);font-size:13px;transition:transform var(--tr);flex:0 0 auto}
.faq-item[open] .faq-q i{transform:rotate(180deg)}
.faq-a{padding:0 20px 20px}
.faq-a p{font-size:15px;color:var(--muted);line-height:1.8}

/* 页脚 */
.site-footer{background:#0B1210;border-top:1px solid var(--border);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.15fr 1.25fr;gap:32px}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:14px;max-width:340px;line-height:1.8}
.footer-col h4{font-size:15px;font-weight:700;color:var(--text);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--primary)}
.footer-col p{font-size:14px;color:var(--muted);margin-bottom:8px;line-height:1.7}
.footer-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:var(--muted)}
.socials{display:flex;gap:12px}
.socials a{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--border);color:var(--muted);font-size:14px;
}
.socials a:hover{background:var(--primary);border-color:var(--primary);color:#06231A}

/* 移动端断点 */
@media (max-width:1199px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:1023px){
  :root{--nav-h:56px}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .nav-main{
    position:fixed;top:var(--nav-h);left:0;right:0;margin:0;padding:8px 20px 16px;
    flex-direction:column;align-items:stretch;gap:0;
    background:#131D19;border-bottom:1px solid var(--border);
    box-shadow:0 20px 40px rgba(0,0,0,.5);
    transform:translateY(-10px);opacity:0;visibility:hidden;
    transition:opacity var(--tr),transform var(--tr),visibility var(--tr);
  }
  .nav-main a{line-height:44px;font-size:15px;border-bottom:1px solid rgba(255,255,255,.05)}
  .nav-main a.is-active::after{display:none}
  body.nav-open .nav-main{transform:translateY(0);opacity:1;visibility:visible}
  .section{padding:56px 0}
  .faq{padding:56px 0}
  .article-hero{min-height:220px}
  .article-body{font-size:16px;line-height:1.8;max-width:100%}
  .article-side{padding-top:8px}
}
@media (max-width:640px){
  .section{padding:48px 0}
  .faq{padding:48px 0}
  .article-hero{min-height:200px}
  .article-hero .container{padding-top:calc(var(--nav-h) + 40px)}
  .article-title{font-size:clamp(23px,6vw,30px)}
  .article-meta{gap:6px 14px;font-size:13px}
  .article-head{padding:26px 0 20px;margin-bottom:26px}
  .cta-form input{width:100%}
  .cta-form{width:100%}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{justify-content:flex-start;text-align:left}
  .article-actions{gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
  --bg:#0B1210;
  --bg-2:#131D19;
  --card:#17231F;
  --light:#F4F7F5;
  --brand:#2BD98A;
  --accent:#FF6B2C;
  --cyan:#34D6C8;
  --lemon:#D7FF4A;
  --text:#EAF2EE;
  --text-2:#A9BBB4;
  --text-dark:#0B1210;
  --text-dark-2:#4A5A55;
  --line:rgba(255,255,255,.08);
  --line-light:rgba(11,18,16,.10);
  --r-img:12px;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --sh-light:0 8px 24px rgba(11,18,16,.08);
  --ease:.22s ease;
  --num:"DIN Alternate","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --nav-h:64px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.12;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.25}
h3{font-size:20px;line-height:1.4;font-weight:600}
p{margin:0 0 12px}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:16px;color:inherit}
button{cursor:pointer}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{max-width:1280px;margin:0 auto;padding:0 20px;width:100%}
.num{font-family:var(--num);font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:var(--nav-h);
  display:flex;align-items:center;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{background:var(--bg);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:24px;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.01em}
.brand:hover{color:var(--text)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,var(--brand),#1aa96a);color:#06231a;
  font-family:var(--num);font-size:15px;letter-spacing:.02em;font-weight:700;
  box-shadow:0 6px 18px rgba(43,217,138,.28);
}
.brand-text{font-size:18px;color:var(--text)}
.brand-text span{color:var(--brand);font-weight:800}
.nav-main{display:flex;align-items:center;gap:26px;margin-left:12px}
.nav-main a{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;line-height:1.4;
  transition:color var(--ease);
}
.nav-main a::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-main a:hover{color:var(--text)}
.nav-main a:hover::after,.nav-main a.is-active::after{transform:scaleX(1)}
.nav-main a.is-active{color:var(--text)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 12px;
  background:#101A17;border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color var(--ease);
}
.nav-search:focus-within{border-color:var(--brand)}
.nav-search i{color:var(--text-2);font-size:13px}
.nav-search input{
  background:transparent;border:0;outline:none;width:150px;font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:#6E8079}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  background:#101A17;border:1px solid var(--line);color:var(--text);font-size:17px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}

/* mobile panel */
.nav-panel{
  position:fixed;top:56px;left:0;right:0;z-index:59;
  background:var(--bg-2);border-bottom:1px solid var(--line);
  padding:12px 20px 22px;display:none;
  box-shadow:var(--sh-dark);
}
.nav-panel.is-open{display:block}
.nav-panel a{
  display:block;line-height:44px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.nav-panel a:last-of-type{border-bottom:0}
.nav-panel a.is-active{color:var(--brand)}
.nav-panel .panel-search{display:flex;align-items:center;gap:8px;margin-top:14px;height:44px;padding:0 12px;background:#101A17;border:1px solid var(--line);border-radius:var(--r-btn)}
.nav-panel .panel-search input{background:transparent;border:0;outline:none;width:100%;font-size:15px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn--sm{height:40px;padding:0 16px;font-size:14px}
.btn--primary{background:var(--brand);color:#06231A;box-shadow:0 8px 22px rgba(43,217,138,.24)}
.btn--primary:hover{background:#4BE79D;color:#06231A;box-shadow:inset 0 0 0 1px rgba(6,35,26,.18),0 10px 26px rgba(43,217,138,.3)}
.btn--accent{background:var(--accent);color:#210D04}
.btn--accent:hover{background:#FF8451;color:#210D04}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn--ghost:hover{background:rgba(43,217,138,.12);border-color:var(--brand);color:var(--text)}
.btn--link{height:auto;padding:0;background:none;border:0;color:var(--brand);text-decoration:underline;text-underline-offset:4px;font-weight:600}
.btn--link:hover{color:#4BE79D}
.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;
}
.btn--block{width:100%}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-pill);font-size:12px;line-height:1.6;font-weight:600}
.badge--cat{background:rgba(43,217,138,.15);color:var(--brand)}
.badge--live{background:var(--lemon);color:#1A2200}
.badge--data{border:1px solid rgba(52,214,200,.5);color:var(--cyan);background:rgba(52,214,200,.06)}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  min-height:clamp(300px,36vw,420px);
  display:flex;align-items:flex-end;
  padding:calc(var(--nav-h) + 56px) 0 56px;
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,.86) 0%,rgba(11,18,16,.62) 42%,rgba(11,18,16,.96) 100%);
}
.page-hero .container{position:relative;z-index:2}
.crumb{font-size:13px;color:var(--text-2);margin-bottom:14px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand)}
.crumb span{margin:0 6px;color:#6E8079}
.hero-sub{color:var(--text-2);font-size:clamp(15px,1.4vw,17px);max-width:640px;margin:14px 0 0}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--light{background:var(--light);color:var(--text-dark)}
.section--light .sec-head p,.section--light .muted{color:var(--text-dark-2)}
.section--alt{background:var(--bg-2)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}
.sec-title{position:relative;padding-left:16px}
.sec-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--brand);
}
.sec-head p{margin:8px 0 0;color:var(--text-2);font-size:15px}
.muted{color:var(--text-2)}

/* ---------- metric cards 2x2 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-dark);
  display:flex;flex-direction:column;gap:8px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.metric:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.55);border-color:rgba(43,217,138,.35)}
.metric-label{font-size:14px;color:var(--text-2);display:flex;align-items:center;gap:8px}
.metric-label i{color:var(--cyan)}
.metric-value{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:clamp(30px,3.6vw,42px);font-weight:700;color:var(--text);line-height:1.1}
.metric-value em{font-style:normal;font-size:16px;color:var(--text-2);margin-left:6px;font-family:var(--font)}
.metric-foot{font-size:13px;color:#7E9189}

/* ---------- table ---------- */
.table-wrap{overflow:hidden;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card)}
table.data-table{width:100%;border-collapse:collapse;margin:0}
table.data-table th,table.data-table td{
  padding:16px 18px;text-align:left;font-size:15px;border-bottom:1px solid var(--line);
}
table.data-table thead th{
  background:#101A17;color:var(--text-2);font-weight:600;font-size:14px;letter-spacing:.02em;
}
table.data-table tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
table.data-table tbody tr:last-child td{border-bottom:0}
table.data-table td.num,table.data-table th.num{font-family:var(--num);font-variant-numeric:tabular-nums}
table.data-table td .delta-up{color:var(--brand);font-size:13px;margin-left:8px}
table.data-table td .delta-down{color:var(--accent);font-size:13px;margin-left:8px}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}
.split .visual img{width:100%;height:340px;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-dark)}
.check-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);color:var(--text-2);font-size:15px;
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--brand);margin-top:6px}

/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:28px;margin-top:8px}
.timeline::before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--brand),rgba(43,217,138,.12))}
.tl-item{position:relative;padding:0 0 34px 8px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-28px;top:8px;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:3px solid var(--brand);
}
.tl-step{font-family:var(--num);font-size:13px;color:var(--brand);letter-spacing:.08em}
.tl-item h3{margin:6px 0 8px;font-size:19px}
.tl-item p{color:var(--text-2);font-size:15px;margin:0}

/* ---------- form ---------- */
.consult{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-dark);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px}
.field label .req{color:var(--accent);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;background:#101A17;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:12px 14px;font-size:15px;color:var(--text);outline:none;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{min-height:120px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#6E8079}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:inset 0 0 0 1px var(--brand)}
.field input:invalid:not(:placeholder-shown){border-color:var(--accent)}
.form-note{font-size:13px;color:#7E9189;margin:14px 0 0}
.form-err{font-size:14px;color:var(--accent);margin-top:8px;display:none}
.form-err.is-show{display:block}
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px}

/* ---------- FAQ ---------- */
.faq{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--card)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:0;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:17px;font-weight:600;color:var(--text);line-height:1.5;
  transition:background var(--ease);
}
.faq-q:hover{background:rgba(43,217,138,.06)}
.faq-q i{color:var(--brand);transition:transform var(--ease);flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{padding:0 22px 22px;color:var(--text-2);font-size:15px;margin:0}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(96deg,rgba(43,217,138,.28) 0%,rgba(43,217,138,.06) 46%,var(--bg) 100%),var(--bg-2);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:48px 0;
}
.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(20px,2.2vw,28px)}
.cta-band p{color:var(--text-2);margin:8px 0 0;font-size:15px;max-width:620px}

/* ---------- footer ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1.3fr;gap:28px}
.footer-brand p{color:var(--text-2);font-size:14px;margin-top:16px;max-width:320px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text)}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--brand)}
.footer-col p{color:var(--text-2);font-size:14px;margin:0 0 10px}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.footer-bottom p{color:#7E9189;font-size:13px;margin:0}
.socials{display:flex;gap:10px}
.socials a{
  width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);font-size:15px;transition:all var(--ease);
}
.socials a:hover{border-color:var(--brand);color:var(--brand);background:rgba(43,217,138,.08)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-main{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .nav-search{display:none}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .split{grid-template-columns:1fr;gap:22px}
  .split .visual img{height:280px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .metric-grid{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .cta-band .container{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  :root{--nav-h:56px}
  .section{padding:48px 0}
  .section--tight{padding:40px 0}
  .page-hero{padding:calc(var(--nav-h) + 40px) 0 40px;min-height:0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .metric{padding:20px}
  .consult{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .faq-q{font-size:16px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px}

  /* table -> stacked cards */
  .table-wrap{border:0;background:transparent;border-radius:0;overflow:visible}
  table.data-table{display:block}
  table.data-table thead{display:none}
  table.data-table tbody,table.data-table tr,table.data-table td{display:block;width:100%}
  table.data-table tr{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    margin-bottom:14px;padding:8px 4px;box-shadow:var(--sh-dark);
  }
  table.data-table tbody tr:nth-child(even){background:var(--card)}
  table.data-table td{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    border-bottom:1px solid var(--line);padding:12px 16px;font-size:15px;
  }
  table.data-table td:last-child{border-bottom:0}
  table.data-table td::before{
    content:attr(data-label);color:var(--text-2);font-size:13px;font-weight:600;
  }
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important}
}

/* roulang page: category2 */
:root{
  --bg:#0B1210;
  --bg-2:#131D19;
  --card:#17231F;
  --card-2:#101A17;
  --light:#F4F7F5;
  --primary:#2BD98A;
  --accent:#FF6B2C;
  --cyan:#34D6C8;
  --lemon:#D7FF4A;
  --text:#EAF2EE;
  --text-2:#A9BBB4;
  --text-dark:#0B1210;
  --text-dark-2:#4A5A55;
  --border:rgba(255,255,255,.08);
  --border-light:rgba(11,18,16,.10);
  --radius-img:12px;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-dark:0 12px 32px rgba(0,0,0,.45);
  --shadow-light:0 8px 24px rgba(11,18,16,.08);
  --num-font:"DIN Alternate","Barlow Condensed",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ease:.22s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  font-family:var(--sans);
  color:var(--text);
  margin:0;
  font-weight:700;
  line-height:1.25;
}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.12;font-weight:800;letter-spacing:-0.02em;}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.25;font-weight:700;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
h4{font-size:16px;line-height:1.4;font-weight:600;}
p{margin:0 0 14px;font-size:16px;line-height:1.8;color:var(--text-2);}
p:last-child{margin-bottom:0;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),text-decoration-color var(--ease);}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.num{font-family:var(--num-font);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 20px;
}
.grid-x.grid-margin-x{margin-left:-10px;margin-right:-10px;}
.grid-x.grid-margin-x>.cell{padding-left:10px;padding-right:10px;}
.grid-x.grid-margin-y{margin-top:-10px;margin-bottom:-10px;}
.grid-x.grid-margin-y>.cell{padding-top:10px;padding-bottom:10px;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  cursor:pointer;
  transition:filter var(--ease),background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#07130E;box-shadow:0 6px 18px rgba(43,217,138,.22);}
.btn--primary:hover{filter:brightness(1.08);color:#07130E;box-shadow:inset 0 0 0 1px rgba(7,19,14,.18),0 8px 22px rgba(43,217,138,.28);}
.btn--accent{background:var(--accent);color:#1A0C04;}
.btn--accent:hover{filter:brightness(1.08);color:#1A0C04;box-shadow:inset 0 0 0 1px rgba(26,12,4,.16);}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.24);color:var(--text);}
.btn--ghost:hover{background:rgba(43,217,138,.12);border-color:var(--primary);color:var(--text);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--primary);
  text-decoration:underline;
  text-decoration-color:rgba(43,217,138,.35);
  text-underline-offset:4px;
}
.link-arrow:hover{text-decoration-color:var(--primary);}
.link-arrow i{transition:transform var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:13px;
  line-height:1.6;
  font-weight:600;
}
.badge--cat{background:rgba(43,217,138,.15);color:var(--primary);}
.badge--data{border:1px solid rgba(52,214,200,.5);color:var(--cyan);background:rgba(52,214,200,.08);}
.badge--live{background:var(--lemon);color:#0B1210;}
.badge--muted{background:rgba(255,255,255,.06);color:var(--text-2);}

/* ===== 导航 ===== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:var(--bg);
  border-bottom:1px solid var(--border);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:64px;
}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;}
.brand-mark{
  width:36px;height:36px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--cyan));
  color:#07130E;
  font-weight:800;
  font-size:14px;
  letter-spacing:-.02em;
  display:grid;place-items:center;
  flex:none;
}
.brand-text{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-.01em;}
.brand-text span{color:var(--primary);}
.nav-main{display:flex;align-items:center;gap:30px;}
.nav-main a{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
  text-decoration:none;
}
.nav-main a:hover{color:var(--text);}
.nav-main a.is-active{color:var(--text);font-weight:600;}
.nav-main a.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;
  padding:0 14px;
  background:var(--card-2);
  border:1px solid var(--border);
  border-radius:var(--radius-btn);
  transition:border-color var(--ease);
}
.nav-search:focus-within{border-color:var(--primary);}
.nav-search i{color:var(--text-2);font-size:13px;}
.nav-search input{
  width:150px;
  background:transparent;
  border:0;
  outline:none;
  color:var(--text);
  font-size:14px;
}
.nav-search input::placeholder{color:rgba(169,187,180,.7);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--card-2);
  border:1px solid var(--border);
  border-radius:var(--radius-btn);
  color:var(--text);
  cursor:pointer;
}
.mobile-panel{
  display:none;
  background:var(--bg-2);
  border-bottom:1px solid var(--border);
}
.mobile-panel.is-open{display:block;}
.mobile-panel .container{padding-top:8px;padding-bottom:16px;}
.mobile-panel a{
  display:block;
  line-height:44px;
  font-size:16px;
  color:var(--text-2);
  border-bottom:1px solid var(--border);
}
.mobile-panel a:last-of-type{border-bottom:0;}
.mobile-panel a.is-active{color:var(--primary);font-weight:600;}
.mobile-panel .mobile-search{
  display:flex;align-items:center;gap:10px;
  margin-top:12px;
  height:44px;
  padding:0 14px;
  background:var(--card-2);
  border:1px solid var(--border);
  border-radius:var(--radius-btn);
}
.mobile-panel .mobile-search input{
  flex:1;background:transparent;border:0;outline:none;color:var(--text);font-size:15px;
}
.mobile-panel .mobile-search i{color:var(--text-2);}

/* ===== 页面 Hero ===== */
.page-hero{
  position:relative;
  padding:132px 0 52px;
  min-height:320px;
  display:flex;
  align-items:flex-end;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center 32%;
  background-color:var(--bg-2);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,.92) 0%,rgba(11,18,16,.72) 45%,rgba(11,18,16,.95) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:16px;
}
.breadcrumb a{color:var(--text-2);text-decoration:none;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span.sep{color:rgba(169,187,180,.5);}
.page-hero h1{margin-bottom:14px;max-width:860px;}
.page-hero .lede{
  font-size:16px;
  color:var(--text-2);
  max-width:660px;
  margin:0;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:22px;
}

/* ===== 板块 ===== */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--light{background:var(--light);color:var(--text-dark);}
.section--light h2,.section--light h3,.section--light h4{color:var(--text-dark);}
.section--light p{color:var(--text-dark-2);}
.section--light .badge--cat{background:rgba(43,217,138,.18);color:#12915A;}
.section--light .link-arrow{color:#12915A;text-decoration-color:rgba(18,145,90,.35);}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:36px;
}
.section-head__title{position:relative;padding-left:16px;}
.section-head__title::before{
  content:"";
  position:absolute;left:0;top:6px;bottom:6px;
  width:4px;border-radius:2px;
  background:var(--primary);
}
.section-head__title h2{margin-bottom:6px;}
.section-head__title p{margin:0;font-size:14px;color:var(--text-2);}
.section--light .section-head__title p{color:var(--text-dark-2);}

/* ===== 概览卡 ===== */
.overview-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:22px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.overview-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-dark);
  border-color:rgba(43,217,138,.4);
}
.overview-card h3{font-size:18px;margin-bottom:8px;}
.overview-card p{font-size:14px;line-height:1.7;margin-bottom:14px;}
.overview-card .badge{margin-top:auto;}

/* ===== 交替图文 ===== */
.feature-row{
  padding:34px 0;
  border-bottom:1px solid var(--border);
}
.feature-row:last-child{border-bottom:0;padding-bottom:0;}
.feature-row:first-child{padding-top:0;}
.feature-media{position:relative;}
.feature-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--border);
  transition:transform var(--ease),box-shadow var(--ease);
}
.feature-media:hover img{
  transform:translateY(-4px);
  box-shadow:var(--shadow-dark);
}
.feature-num{
  position:absolute;
  top:14px;left:14px;
  padding:3px 12px;
  border-radius:999px;
  background:rgba(11,18,16,.78);
  border:1px solid rgba(255,255,255,.14);
  color:var(--lemon);
  font-family:var(--num-font);
  font-variant-numeric:tabular-nums;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
}
.feature-body h3{margin:12px 0 10px;}
.feature-body p{font-size:15px;}
.dot-list{margin:16px 0 20px;}
.dot-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  line-height:1.9;
  color:var(--text-2);
}
.dot-list li::before{
  content:"";
  position:absolute;
  left:0;top:12px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--cyan);
}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}

/* ===== 排期列表 ===== */
.plan-col{height:100%;}
.plan-col h3{
  font-size:17px;
  padding-bottom:12px;
  margin-bottom:6px;
  border-bottom:1px solid var(--border-light);
}
.plan-list li{border-bottom:1px solid var(--border-light);}
.plan-list li:last-child{border-bottom:0;}
.plan-item{
  display:flex;
  align-items:center;
  gap:14px;
  min-height:64px;
  padding:8px 0;
  text-decoration:none;
  color:var(--text-dark);
  transition:background var(--ease),padding-left var(--ease);
}
.plan-item:hover{color:var(--text-dark);padding-left:6px;}
.plan-item img{
  width:88px;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:10px;
  flex:none;
  border:1px solid var(--border-light);
}
.plan-item__text{min-width:0;}
.plan-item__text strong{
  display:block;
  font-size:15px;
  font-weight:600;
  line-height:1.5;
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.plan-item__text span{
  display:block;
  font-size:13px;
  color:var(--text-dark-2);
  margin-top:2px;
  font-family:var(--num-font);
  font-variant-numeric:tabular-nums;
}

/* ===== CTA ===== */
.cta-band{
  position:relative;
  background:linear-gradient(100deg,rgba(43,217,138,.22) 0%,rgba(11,18,16,.98) 62%),var(--bg-2);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:64px 0;
  overflow:hidden;
}
.cta-band .grid-x{align-items:center;}
.cta-band h2{margin-bottom:10px;}
.cta-band p{margin:0;font-size:15px;color:var(--text-2);max-width:560px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end;}
.cta-form .field{flex:1 1 240px;min-width:0;}
.cta-form label{
  display:block;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:6px;
}
.cta-form input[type="email"]{
  width:100%;
  height:44px;
  padding:0 14px;
  background:var(--card-2);
  border:1px solid var(--border);
  border-radius:var(--radius-btn);
  color:var(--text);
  outline:none;
  transition:border-color var(--ease);
}
.cta-form input[type="email"]::placeholder{color:rgba(169,187,180,.65);}
.cta-form input[type="email"]:focus{border:2px solid var(--primary);padding:0 13px;}
.form-hint{font-size:13px;color:var(--text-2);margin-top:12px;}

/* ===== FAQ ===== */
.faq-list{border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 0;
  background:transparent;
  border:0;
  text-align:left;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  cursor:pointer;
  transition:color var(--ease);
}
.faq-q:hover{color:var(--primary);}
.faq-q i{
  color:var(--primary);
  font-size:14px;
  transition:transform var(--ease);
  flex:none;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{
  display:none;
  padding:0 0 22px;
  max-width:760px;
}
.faq-a p{font-size:15px;color:var(--text-2);}
.faq-item.is-open .faq-a{display:block;}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg);
  border-top:1px solid var(--border);
  padding:64px 0 28px;
}
.footer-grid{row-gap:32px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:32px;}
.footer-brand p{font-size:14px;color:var(--text-2);margin:16px 0 0;max-width:320px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);text-decoration:none;}
.footer-col ul a:hover{color:var(--primary);}
.footer-col p{font-size:14px;color:var(--text-2);margin-bottom:8px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--border);
}
.footer-bottom p{font-size:13px;color:var(--text-2);margin:0;}
.socials{display:flex;gap:10px;}
.socials a{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--border);
  color:var(--text-2);
  background:var(--card-2);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.socials a:hover{color:var(--primary);border-color:var(--primary);background:rgba(43,217,138,.1);}

/* ===== 响应式 ===== */
@media screen and (max-width:1023px){
  .nav-main{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-search{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .section{padding:64px 0;}
  .cta-form{justify-content:flex-start;margin-top:24px;}
}
@media screen and (min-width:1024px){
  .feature-row--reverse .feature-media{order:2;}
  .feature-row--reverse .feature-body{order:1;}
}
@media screen and (max-width:768px){
  .site-header .nav-inner{height:56px;}
  .nav-right .btn--accent{display:none;}
  .page-hero{padding:104px 0 44px;min-height:260px;}
  .page-hero .lede{font-size:15px;}
  .section{padding:48px 0;}
  .section--tight{padding:44px 0;}
  .feature-row{padding:26px 0;}
  .plan-item img{width:76px;}
  .cta-band{padding:48px 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  h3{font-size:18px;}
  .faq-q{font-size:16px;}
  .cta-form .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}