/* roulang page: index */
:root{
  --bg:#070A12;
  --panel:#0D1220;
  --card:#141A2C;
  --glass:rgba(19,26,44,.72);
  --brand:#2BE3C0;
  --brand-dim:rgba(43,227,192,.12);
  --violet:#7B61FF;
  --amber:#FFB020;
  --text:#EAF0F8;
  --text-2:#A7B2C6;
  --text-3:#6C7891;
  --line:rgba(255,255,255,.08);
  --line-hover:rgba(43,227,192,.45);
  --glow:0 0 0 1px rgba(43,227,192,.35), 0 8px 28px rgba(43,227,192,.22);
  --shadow:0 10px 30px rgba(0,0,0,.38);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --r-badge:6px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:96px;
}
*,*::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:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(43,227,192,.3);color:#fff;}
::-webkit-scrollbar{width:10px;height:8px;}
::-webkit-scrollbar-track{background:#0A0E18;}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:var(--brand);}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.grid-bg{
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:46px 46px;
}
.section{padding:var(--sec) 0;position:relative;}
.section-alt{background:var(--panel);}
.sec-head{margin-bottom:32px;max-width:760px;}
.sec-head h2{
  font-size:32px;line-height:1.25;font-weight:700;letter-spacing:-.3px;
}
.sec-head h2::after{
  content:"";display:block;width:40px;height:3px;border-radius:2px;
  background:var(--brand);margin-top:14px;
}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:16px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-badge);
  font-size:12px;line-height:1.6;font-weight:500;
  background:var(--brand-dim);color:var(--brand);
  border:1px solid rgba(43,227,192,.22);
}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber);border-color:rgba(255,176,32,.28);}
.badge-mute{background:rgba(255,255,255,.08);color:var(--text-2);border-color:transparent;}
.badge-violet{background:rgba(123,97,255,.16);color:#B4A5FF;border-color:rgba(123,97,255,.3);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:all .24s var(--ease);white-space:nowrap;
}
.btn-primary{
  background:var(--brand);color:#04140F;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.06);color:#04140F;box-shadow:0 0 0 1px rgba(43,227,192,.5),0 12px 34px rgba(43,227,192,.34);}
.btn-ghost{
  background:transparent;color:var(--text);
  border-color:rgba(43,227,192,.45);
}
.btn-ghost:hover{background:rgba(43,227,192,.10);color:var(--brand);}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.text-link i{transition:transform .2s var(--ease);}
.text-link:hover i{transform:translateX(3px);}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,10,18,.78);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-scrolled{
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px;}
.logo{display:flex;align-items:center;gap:10px;min-width:0;}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand),#159C86);
  color:#04140F;display:flex;align-items:center;justify-content:center;
  font-size:17px;box-shadow:0 6px 18px rgba(43,227,192,.3);
}
.logo-text{font-size:17px;font-weight:700;letter-spacing:-.2px;color:var(--text);white-space:nowrap;}
.logo-text span{color:var(--brand);}
.nav-menu{display:flex;align-items:center;gap:28px;}
.nav-menu a{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;font-weight:500;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);border-radius:2px;
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--text);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-search{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  background:transparent;color:var(--text-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all .2s var(--ease);
}
.nav-search:hover{border-color:var(--line-hover);color:var(--brand);}
.nav-cta{padding:10px 20px;font-size:14px;}
.nav-toggle{display:none;}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  padding:88px 0 84px;
  background:
    linear-gradient(180deg,rgba(7,10,18,.74) 0%,rgba(7,10,18,.93) 58%,var(--bg) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;top:-35%;left:-14%;width:56%;height:170%;
  background:linear-gradient(90deg,transparent,rgba(43,227,192,.16),transparent);
  transform:rotate(-18deg);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:linear-gradient(180deg,#000 30%,transparent 100%);
}
.hero-inner{position:relative;z-index:2;display:flex;gap:48px;align-items:center;}
.hero-copy{flex:1 1 560px;max-width:560px;min-width:0;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(43,227,192,.1);border:1px solid rgba(43,227,192,.26);
  color:var(--brand);font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand);}
.hero h1{
  font-size:56px;line-height:1.18;font-weight:700;letter-spacing:-.5px;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{
  margin-top:18px;font-size:17px;color:var(--text-2);max-width:480px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;}
.hero-trust li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);}
.hero-trust i{color:var(--brand);font-size:15px;}

.hero-cards{flex:1 1 420px;display:flex;gap:18px;justify-content:center;align-items:center;min-width:0;}
.phone-card{
  flex:0 0 190px;aspect-ratio:9/16;border-radius:var(--r-lg);
  overflow:hidden;position:relative;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.phone-card img{width:100%;height:100%;object-fit:cover;}
.phone-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 42%,rgba(7,10,18,.88));
}
.phone-card .cap{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:2;
  font-size:13px;font-weight:600;line-height:1.45;color:#fff;
}
.phone-card:nth-child(1){transform:translateY(26px);}
.phone-card:nth-child(2){transform:translateY(0);}
.phone-card:nth-child(3){transform:translateY(40px);}
.phone-card:hover{border-color:var(--line-hover);}

/* 数据条 */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{
  padding:30px 22px;text-align:center;border-right:1px solid var(--line);
}
.stat:last-child{border-right:0;}
.stat i{font-size:18px;color:var(--brand);}
.stat b{
  display:block;margin-top:10px;font-size:32px;font-weight:700;
  color:var(--brand);letter-spacing:-.5px;font-variant-numeric:tabular-nums;
}
.stat span{display:block;margin-top:4px;font-size:14px;color:var(--text-2);}

/* 横滑区 */
.hscroll-wrap{position:relative;}
.hscroll-wrap::before,.hscroll-wrap::after{
  content:"";position:absolute;top:0;bottom:22px;width:56px;z-index:3;pointer-events:none;
}
.hscroll-wrap::before{left:-6px;background:linear-gradient(90deg,var(--bg),transparent);}
.hscroll-wrap::after{right:-6px;background:linear-gradient(270deg,var(--bg),transparent);}
.hscroll-wrap.on-alt::before{background:linear-gradient(90deg,var(--panel),transparent);}
.hscroll-wrap.on-alt::after{background:linear-gradient(270deg,var(--panel),transparent);}
.hscroll{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;-webkit-overflow-scrolling:touch;
}
.hscroll::-webkit-scrollbar{height:6px;}
.clip-card{
  flex:0 0 240px;scroll-snap-align:start;
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  aspect-ratio:9/16;border:1px solid var(--line);background:var(--card);
  box-shadow:var(--shadow);
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.clip-card:hover{transform:translateY(-4px);border-color:var(--line-hover);}
.clip-card img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.clip-card:hover img{transform:scale(1.04);}
.clip-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,10,18,.05) 30%,rgba(7,10,18,.92));
}
.clip-dur{
  position:absolute;top:12px;right:12px;z-index:2;
  padding:2px 8px;border-radius:var(--r-badge);font-size:12px;
  background:rgba(255,176,32,.18);color:var(--amber);border:1px solid rgba(255,176,32,.3);
  font-variant-numeric:tabular-nums;
}
.clip-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;
  width:46px;height:46px;border-radius:50%;
  background:rgba(43,227,192,.9);color:#04140F;
  display:flex;align-items:center;justify-content:center;font-size:16px;
  box-shadow:0 8px 22px rgba(43,227,192,.35);
}
.clip-body{position:absolute;left:14px;right:14px;bottom:14px;z-index:2;}
.clip-body h3{font-size:16px;font-weight:600;line-height:1.4;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clip-body .badge{margin-top:8px;}
.arrow-row{display:flex;gap:10px;}
.arrow-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:transparent;color:var(--text-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all .2s var(--ease);
}
.arrow-btn:hover{border-color:var(--line-hover);color:var(--brand);background:rgba(43,227,192,.08);}

/* 种草清单 */
.pick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.pick{
  display:flex;gap:18px;padding:22px;border-radius:var(--r-md);
  background:var(--card);border:1px solid var(--line);
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.pick:hover{transform:translateY(-4px);border-color:var(--line-hover);}
.pick-num{
  font-size:40px;font-weight:700;line-height:1;flex:0 0 auto;
  color:transparent;-webkit-text-stroke:1px rgba(43,227,192,.6);
  font-variant-numeric:tabular-nums;
}
.pick h3{font-size:18px;font-weight:600;line-height:1.4;}
.pick p{margin-top:8px;font-size:14px;color:var(--text-2);}
.pick .tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;}

/* 口碑 */
.quote-card{
  flex:0 0 300px;scroll-snap-align:start;
  padding:20px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(140%);
}
.quote-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;
  background:linear-gradient(140deg,var(--violet),#4536B8);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:600;color:#fff;
}
.quote-head b{font-size:15px;font-weight:600;}
.quote-head span{display:block;font-size:12px;color:var(--text-3);}
.stars{color:var(--amber);font-size:12px;margin-top:6px;letter-spacing:2px;}
.quote-card p{margin-top:12px;font-size:14px;color:var(--text-2);}

/* 注册引导带 */
.entry-band{
  background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:40px;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.entry-band::before{
  content:"";position:absolute;right:-60px;top:-80px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(43,227,192,.18),transparent 70%);
  pointer-events:none;
}
.steps{display:flex;flex-direction:column;gap:20px;position:relative;z-index:2;}
.step{display:flex;gap:16px;align-items:flex-start;}
.step-num{
  flex:0 0 34px;height:34px;border-radius:10px;
  background:var(--brand-dim);border:1px solid rgba(43,227,192,.3);
  color:var(--brand);font-weight:700;font-size:14px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;font-weight:600;}
.step p{font-size:14px;color:var(--text-2);margin-top:4px;}

.form-panel{
  position:relative;z-index:2;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
}
.form-panel h3{font-size:18px;font-weight:600;}
.form-panel > p{font-size:13px;color:var(--text-3);margin-top:6px;}
.field{margin-top:16px;}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px;}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:#0A0F1B;border:1px solid var(--line);color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(43,227,192,.16);
}
.field .hint{display:block;margin-top:6px;font-size:12px;color:var(--text-3);}
.field.has-error input{border-color:#FF6B6B;box-shadow:0 0 0 3px rgba(255,107,107,.14);}
.field .err{display:none;margin-top:6px;font-size:12px;color:#FF6B6B;}
.field.has-error .err{display:block;}
.form-panel .btn{width:100%;margin-top:20px;}
.compliance{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7;}

/* 资讯卡片 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow);}
.news-thumb{display:block;aspect-ratio:16/10;overflow:hidden;position:relative;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-title{
  margin-top:12px;font-size:18px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-title a:hover{color:var(--brand);}
.news-excerpt{
  margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;font-size:13px;color:var(--text-3);
  border-top:1px solid var(--line);
}
.news-meta i{margin-right:5px;}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;
  border:1px dashed var(--line);border-radius:var(--r-md);background:var(--card);
}
.empty-state i{font-size:28px;color:var(--text-3);}
.empty-state p{margin-top:14px;color:var(--text-2);font-size:15px;}
.empty-state .btn{margin-top:20px;}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .24s var(--ease);
}
.faq-item.is-open{border-color:var(--line-hover);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;color:var(--text);
  font-size:17px;font-weight:600;text-align:left;cursor:pointer;line-height:1.5;
}
.faq-q .bar{
  flex:0 0 auto;width:22px;height:22px;position:relative;
}
.faq-q .bar::before,.faq-q .bar::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);
  border-radius:2px;transform:translate(-50%,-50%);transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.faq-q .bar::before{width:14px;height:2px;}
.faq-q .bar::after{width:2px;height:14px;}
.faq-item.is-open .faq-q .bar::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--text-2);border-left:3px solid transparent;}
.faq-item.is-open .faq-a p{border-left-color:rgba(43,227,192,.5);margin-left:22px;padding-left:16px;padding-right:22px;}

/* CTA 带 */
.cta-band{
  border-radius:var(--r-lg);padding:48px 40px;text-align:center;
  background:
    linear-gradient(180deg,rgba(13,18,32,.88),rgba(13,18,32,.96)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border:1px solid var(--line);position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-120px;width:520px;height:320px;
  transform:translateX(-50%);
  background:radial-gradient(circle,rgba(43,227,192,.2),transparent 70%);
  pointer-events:none;
}
.cta-band h2{font-size:30px;font-weight:700;position:relative;z-index:2;}
.cta-band p{margin-top:14px;color:var(--text-2);max-width:620px;margin-left:auto;margin-right:auto;position:relative;z-index:2;}
.cta-band .hero-actions{justify-content:center;position:relative;z-index:2;}

/* 页脚 */
.site-footer{background:#05070E;border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-3);max-width:320px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--text-3);}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* 移动底部 Tab */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(9,13,22,.96);backdrop-filter:blur(16px);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab ul{display:flex;}
.mobile-tab li{flex:1;}
.mobile-tab a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:56px;font-size:12px;color:var(--text-3);position:relative;
}
.mobile-tab a i{font-size:20px;}
.mobile-tab a.is-active{color:var(--brand);}
.mobile-tab a.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:2px;border-radius:2px;background:var(--brand);
}

@media (max-width:1023px){
  :root{--sec:72px;}
  .nav-menu{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{
    display:flex;width:38px;height:38px;border-radius:50%;
    border:1px solid var(--line);background:transparent;color:var(--text-2);
    align-items:center;justify-content:center;cursor:pointer;
  }
  .hero{padding:56px 0 64px;}
  .hero-inner{flex-direction:column;align-items:stretch;gap:40px;}
  .hero-copy{max-width:100%;flex:none;}
  .hero h1{font-size:38px;}
  .hero-cards{
    justify-content:flex-start;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:14px;margin:0 -20px;padding-left:20px;padding-right:20px;
  }
  .phone-card{flex:0 0 62vw;scroll-snap-align:start;transform:none !important;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .pick-grid{grid-template-columns:1fr;}
  .entry-band{grid-template-columns:1fr;padding:32px 24px;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  body{padding-bottom:70px;}
  .mobile-tab{display:block;}
}
@media (max-width:767px){
  .hero h1{font-size:32px;}
  .hero-sub{font-size:16px;}
  .sec-head h2{font-size:24px;}
  .clip-card{flex:0 0 72vw;}
  .news-grid{grid-template-columns:1fr;}
  .cta-band{padding:36px 22px;}
  .cta-band h2{font-size:23px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat b{font-size:26px;}
  .quote-card{flex:0 0 78vw;}
}
@media (max-width:519px){
  .hero h1{font-size:29px;}
  .hero-actions .btn{width:100%;}
  .logo-text{font-size:15px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .arrow-row{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --bg:#070A12;
  --panel:#0D1220;
  --card:#141A2C;
  --glass:rgba(19,26,44,.72);
  --brand:#2BE3C0;
  --violet:#7B61FF;
  --amber:#FFB020;
  --text:#EAF0F8;
  --text-2:#A7B2C6;
  --text-3:#6C7891;
  --line:rgba(255,255,255,.08);
  --line-hover:rgba(43,227,192,.45);
  --glow:0 0 0 1px rgba(43,227,192,.35), 0 8px 28px rgba(43,227,192,.22);
  --shadow:0 10px 30px rgba(0,0,0,.38);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(1100px 560px at 82% -12%, rgba(43,227,192,.10), transparent 62%),
    radial-gradient(900px 520px at 4% 12%, rgba(123,97,255,.10), transparent 60%),
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size:auto,auto,100% 46px,46px 100%;
  padding-bottom:0;
}
body,button,input,select,textarea{font-family:inherit}
img{max-width:100%;display:block}
a{color:var(--text);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:-.3px}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{background:none;border:0;color:inherit;cursor:pointer}
table{border-collapse:collapse}
::selection{background:rgba(43,227,192,.28);color:#fff}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:#0A0F1B}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:rgba(43,227,192,.55)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media screen and (min-width:1024px){.container{max-width:1280px;padding:0 24px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,10,18,.86);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.is-scrolled{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:700}
.logo-mark{
  width:36px;height:36px;display:grid;place-items:center;border-radius:10px;
  background:linear-gradient(135deg,rgba(43,227,192,.22),rgba(123,97,255,.22));
  border:1px solid rgba(43,227,192,.35);color:var(--brand);font-size:16px;
  box-shadow:0 0 0 1px rgba(43,227,192,.14),0 6px 18px rgba(43,227,192,.16);
}
.logo-text{font-size:17px;letter-spacing:.2px;white-space:nowrap}
.logo-text span{color:var(--brand);margin-left:2px}
.nav-menu{display:none;align-items:center;gap:26px}
.nav-menu a{position:relative;font-size:15px;color:var(--text-2);padding:6px 0}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.nav-menu a:hover{color:var(--text)}
.nav-menu a:hover::after,.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--brand)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-search{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);color:var(--text-2);
  display:grid;place-items:center;transition:all .24s var(--ease);
}
.nav-search:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08)}
.nav-cta{display:none}
.nav-toggle{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);color:var(--text-2);
  display:grid;place-items:center;font-size:16px;
}
.nav-toggle:hover{color:var(--brand);border-color:var(--line-hover)}
.nav-menu.is-open{
  display:flex;flex-direction:column;align-items:flex-start;gap:0;
  position:absolute;left:0;right:0;top:72px;padding:10px 20px 18px;
  background:var(--glass);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-menu.is-open a{width:100%;padding:12px 0;border-bottom:1px solid var(--line);font-size:16px}
@media screen and (min-width:1024px){
  .nav-menu{display:flex}
  .nav-menu.is-open{position:static;flex-direction:row;padding:0;background:none;border:0;backdrop-filter:none}
  .nav-menu.is-open a{width:auto;padding:6px 0;border:0}
  .nav-cta{display:inline-flex}
  .nav-toggle{display:none}
}

/* ---------- buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;transition:all .24s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#04121A;box-shadow:var(--glow)}
.btn-primary:hover{color:#04121A;filter:brightness(1.06);box-shadow:0 0 0 1px rgba(43,227,192,.5),0 12px 34px rgba(43,227,192,.32)}
.btn-ghost{border-color:rgba(43,227,192,.55);color:var(--brand);background:transparent}
.btn-ghost:hover{background:rgba(43,227,192,.10);color:var(--brand);border-color:var(--brand)}
.btn-text{color:var(--text-2);padding:8px 0;font-size:15px}
.btn-text i{transition:transform .24s var(--ease)}
.btn-text:hover{color:var(--brand)}
.btn-text:hover i{transform:translateX(3px)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;
  font-size:12px;font-weight:600;letter-spacing:.3px;
  background:rgba(43,227,192,.12);color:var(--brand);border:1px solid rgba(43,227,192,.22);
}
.badge-soft{background:rgba(255,255,255,.08);color:var(--text-2);border-color:var(--line)}
.badge-hot{background:rgba(255,176,32,.14);color:var(--amber);border-color:rgba(255,176,32,.24)}
.badge-violet{background:rgba(123,97,255,.16);color:#B7A8FF;border-color:rgba(123,97,255,.3)}

/* ---------- layout ---------- */
.page-main{padding:28px 0 0}
.section{padding:64px 0}
.section-head{margin-bottom:32px}
.section-kicker{font-size:13px;letter-spacing:2px;color:var(--brand);text-transform:uppercase;margin-bottom:10px}
.section-title{font-size:26px;line-height:1.3;position:relative;padding-bottom:14px}
.section-title::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:3px;background:var(--brand)}
.section-desc{margin-top:14px;color:var(--text-2);font-size:15px;max-width:720px}
@media screen and (min-width:1024px){
  .section{padding:96px 0}
  .section-title{font-size:32px}
}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3);padding:10px 0 0}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.18)}
.breadcrumb .current{color:var(--text-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- article ---------- */
.article-section{padding:32px 0 8px}
.article-shell{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.article-head{padding:32px 22px 26px;border-bottom:1px solid var(--line);position:relative}
.article-head::before{
  content:"";position:absolute;inset:0 0 auto 0;height:2px;
  background:linear-gradient(90deg,var(--brand),rgba(43,227,192,0),rgba(123,97,255,.6));
}
.article-head h1{
  font-size:30px;line-height:1.24;margin:16px 0 18px;letter-spacing:-.5px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--text-3)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:rgba(43,227,192,.75);font-size:12px}
@media screen and (min-width:1024px){
  .article-head{padding:46px 56px 34px}
  .article-head h1{font-size:44px;margin:18px 0 22px}
}

.article-body{padding:28px 22px 36px;font-size:16px;color:var(--text-2);line-height:1.85;word-break:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:22px;line-height:1.35;color:var(--text);margin:40px 0 12px;
  padding-left:14px;border-left:3px solid var(--brand);
}
.article-body h3{font-size:19px;line-height:1.4;color:var(--text);margin:30px 0 10px}
.article-body h4{font-size:17px;color:var(--text);margin:24px 0 8px}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(43,227,192,.35)}
.article-body a:hover{color:#7FF3DE;border-bottom-color:#7FF3DE}
.article-body strong{color:var(--text)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:9px}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--brand);opacity:.85;
}
.article-body ol{counter-reset:li}
.article-body ol li{counter-increment:li}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);position:absolute;left:0;top:0;
  font-size:13px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--brand);border-radius:0 12px 12px 0;
  background:rgba(43,227,192,.06);color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:24px auto;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body pre{
  background:#0A0F1B;border:1px solid var(--line);border-radius:12px;padding:16px 18px;
  overflow-x:auto;font-size:14px;line-height:1.7;color:#CFE7E1;margin:22px 0;
}
.article-body code{color:var(--brand);font-size:14px}
.article-body table{
  display:block;width:100%;overflow-x:auto;margin:22px 0;font-size:15px;
  background:var(--card);border:1px solid var(--line);border-radius:12px;
}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:10px 14px;text-align:left;white-space:nowrap;
}
.article-body th{background:rgba(43,227,192,.08);color:var(--text);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
@media screen and (min-width:1024px){
  .article-body{padding:38px 56px 46px}
  .article-body h2{font-size:26px;margin-top:46px}
}
.article-col{max-width:780px;margin:0 auto;float:none}

.empty-state{
  text-align:center;padding:56px 20px;border:1px dashed rgba(255,255,255,.14);
  border-radius:var(--r-md);background:rgba(255,255,255,.02);
}
.empty-state i{font-size:30px;color:var(--brand);opacity:.8}
.empty-state h3{margin:16px 0 8px;font-size:20px;color:var(--text)}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:20px}

/* ---------- article footer ---------- */
.article-foot{padding:24px 22px 30px;border-top:1px solid var(--line);background:rgba(255,255,255,.015)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row .tag-label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{
  font-size:12px;padding:5px 12px;border-radius:999px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(255,255,255,.03);transition:all .24s var(--ease);
}
.tag:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08)}
.article-nav{display:flex;flex-wrap:wrap;gap:14px;margin-top:22px}
@media screen and (min-width:1024px){
  .article-foot{padding:28px 56px 36px}
}

/* ---------- related cards ---------- */
.card-grid{margin-top:4px}
.post-card{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-hover)}
.post-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,10,18,.05),rgba(7,10,18,.6))}
.post-thumb .badge{position:absolute;left:12px;bottom:12px;z-index:2}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.post-body h3{
  font-size:18px;line-height:1.4;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body h3 a{color:var(--text)}
.post-body h3 a:hover{color:var(--brand)}
.post-body p{
  font-size:14px;color:var(--text-3);line-height:1.72;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--text-3);
}
.post-meta span{display:inline-flex;align-items:center;gap:6px}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-accordion{border:0;background:none;margin:0}
.faq-accordion .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:border-color .24s var(--ease);
}
.faq-accordion .accordion-item.is-active{border-color:var(--line-hover)}
.faq-accordion .accordion-title{
  display:flex;align-items:center;gap:12px;padding:18px 20px;border:0;background:none;
  color:var(--text);font-size:17px;font-weight:600;line-height:1.5;
}
.faq-accordion .accordion-title::before{
  content:"";width:4px;height:18px;border-radius:2px;background:var(--brand);flex:0 0 auto;
}
.faq-accordion .accordion-title::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--text-3);margin-left:auto;transition:transform .24s var(--ease),color .24s var(--ease);
}
.faq-accordion .accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--brand)}
.faq-accordion .accordion-title:hover{color:var(--brand)}
.faq-accordion .accordion-content{padding:0 20px 20px;border:0;background:none;color:var(--text-2);font-size:15px;line-height:1.8}
.faq-accordion .accordion-content p:last-child{margin-bottom:0}

/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(120deg,rgba(43,227,192,.10),rgba(123,97,255,.10)),var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 22px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;top:-60%;right:-10%;width:340px;height:340px;
  background:radial-gradient(circle,rgba(43,227,192,.20),transparent 66%);pointer-events:none;
}
.cta-grid{display:grid;gap:26px;position:relative;z-index:2}
.cta-band h2{font-size:24px;line-height:1.3;margin-bottom:12px}
.cta-band p{color:var(--text-2);font-size:15px;margin-bottom:0}
.flow-list{display:grid;gap:14px;margin-top:22px}
.flow-item{display:flex;gap:14px;align-items:flex-start}
.flow-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:700;font-size:14px;
  color:var(--brand);background:rgba(43,227,192,.10);border:1px solid rgba(43,227,192,.28);
}
.flow-item b{display:block;font-size:15px;color:var(--text);margin-bottom:2px}
.flow-item span{font-size:13px;color:var(--text-3);line-height:1.7}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:stretch}
.cta-note{font-size:13px;color:var(--text-3);margin-top:6px}
@media screen and (min-width:1024px){
  .cta-band{padding:46px 52px}
  .cta-grid{grid-template-columns:1.35fr .9fr;align-items:center;gap:40px}
  .cta-actions{align-items:flex-start}
  .cta-actions .btn{width:auto}
}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:#060910;margin-top:24px;padding:56px 0 0}
.footer-grid{display:grid;gap:32px;padding-bottom:38px}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.8;margin:16px 0 0;max-width:340px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--text-3)}
.footer-col ul li a:hover{color:var(--brand)}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px 20px;
  justify-content:space-between;font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-2)}
.footer-bottom a:hover{color:var(--brand)}
@media screen and (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
@media screen and (min-width:1024px){.site-footer{padding-top:72px}}

/* ---------- mobile tab ---------- */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;
  background:var(--glass);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab a{
  flex:1;height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:12px;color:var(--text-3);position:relative;
}
.mobile-tab a i{font-size:18px}
.mobile-tab a.is-active{color:var(--brand)}
.mobile-tab a.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:26px;height:2px;
  border-radius:2px;background:var(--brand);
}
@media screen and (max-width:1023px){
  body{padding-bottom:76px}
}
@media screen and (min-width:1024px){
  .mobile-tab{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: category1 */
:root{
  --bg:#070A12;
  --panel:#0D1220;
  --card:#141A2C;
  --glass:rgba(19,26,44,.72);
  --brand:#2BE3C0;
  --violet:#7B61FF;
  --amber:#FFB020;
  --text:#EAF0F8;
  --text-2:#A7B2C6;
  --text-3:#6C7891;
  --line:rgba(255,255,255,.08);
  --line-hover:rgba(43,227,192,.45);
  --glow:0 0 0 1px rgba(43,227,192,.35), 0 8px 28px rgba(43,227,192,.22);
  --shadow:0 10px 30px rgba(0,0,0,.38);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --r-badge:6px;
  --r-pill:999px;
  --c-max:1200px;
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(43,227,192,.10), transparent 60%),
    radial-gradient(900px 500px at 0% 10%, rgba(123,97,255,.10), transparent 62%),
    var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border:0}
a{color:var(--text);text-decoration:none;transition:color .24s cubic-bezier(.2,.7,.3,1)}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.4px;color:var(--text)}
p{margin:0;color:var(--text-2)}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(43,227,192,.28);color:#fff}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#090D17}
::-webkit-scrollbar-thumb{background:#1E2740;border-radius:var(--r-pill);border:2px solid #090D17}
::-webkit-scrollbar-thumb:hover{background:var(--brand)}

.container{max-width:var(--c-max);margin:0 auto;padding:0 24px;position:relative;z-index:2}
.wide{max-width:1280px}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,10,18,.72);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(10px) saturate(140%);
  transition:background .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.site-header.is-stuck{
  background:var(--glass);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 34px rgba(0,0,0,.42);
}
.nav-inner{display:flex;align-items:center;gap:28px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto}
.logo:hover{color:var(--text)}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand),#12a58d);
  color:#04140F;font-size:16px;
  box-shadow:0 6px 20px rgba(43,227,192,.28);
}
.logo-text{font-size:18px;font-weight:700;letter-spacing:-.3px;white-space:nowrap}
.logo-text span{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-menu a{
  position:relative;
  padding:10px 14px;border-radius:var(--r-sm);
  font-size:15px;color:var(--text-2);
  transition:color .24s cubic-bezier(.2,.7,.3,1),background .24s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .26s cubic-bezier(.2,.7,.3,1);
}
.nav-menu a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--brand)}
.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  width:38px;height:38px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text-2);cursor:pointer;display:grid;place-items:center;
  transition:all .24s ease;
}
.nav-search:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08)}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text);cursor:pointer;
}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;
  border:1px solid transparent;
  transition:all .24s cubic-bezier(.2,.7,.3,1);
}
.btn-primary{
  background:var(--brand);color:#04140F;
  box-shadow:0 8px 24px rgba(43,227,192,.26);
}
.btn-primary:hover{color:#04140F;filter:brightness(1.06);box-shadow:var(--glow)}
.btn-ghost{
  background:transparent;color:var(--brand);border-color:rgba(43,227,192,.55);
}
.btn-ghost:hover{color:var(--brand);background:rgba(43,227,192,.10);border-color:var(--brand)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:15px;font-weight:600;
}
.btn-text i{transition:transform .24s cubic-bezier(.2,.7,.3,1)}
.btn-text:hover i{transform:translateX(3px)}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed}
.nav-cta{padding:10px 20px;font-size:14px}

/* ============ Breadcrumb ============ */
.crumb-bar{padding:22px 0 0}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);flex-wrap:wrap}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand)}
.crumb i{font-size:10px;color:var(--text-3)}
.crumb .now{color:var(--brand)}

/* ============ Hero ============ */
.cat-hero{position:relative;padding:52px 0 72px;overflow:hidden}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg, rgba(7,10,18,.62) 0%, rgba(7,10,18,.86) 62%, var(--bg) 100%),
                   url('/assets/images/backpic/back-1.webp');
  background-size:cover,cover;
  background-position:center,center;
  opacity:.9;
  z-index:0;
}
.cat-hero::after{
  content:"";position:absolute;top:-140px;left:-10%;width:120%;height:260px;
  background:linear-gradient(90deg, transparent, rgba(43,227,192,.16), transparent);
  transform:rotate(-18deg);
  pointer-events:none;z-index:1;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:56px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(43,227,192,.12);color:var(--brand);
  font-size:13px;font-weight:600;border:1px solid rgba(43,227,192,.28);
  margin-bottom:20px;
}
.hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand)}
.cat-hero h1{font-size:54px;line-height:1.16;letter-spacing:-.8px;margin-bottom:18px}
.cat-hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{font-size:17px;color:var(--text-2);max-width:540px;margin-bottom:14px}
.hero-line{width:52px;height:3px;background:var(--brand);border-radius:2px;margin:22px 0 26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-points{display:flex;gap:26px;flex-wrap:wrap}
.hero-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2)}
.hero-points i{color:var(--brand);font-size:14px}
.hero-visual{position:relative}
.hero-frame{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(140%);
  padding:12px;box-shadow:var(--shadow);
}
.hero-frame img{
  width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:var(--r-sm);
}
.hero-float{
  position:absolute;left:-18px;bottom:36px;
  background:var(--glass);backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);
  padding:12px 16px;box-shadow:var(--shadow);
}
.hero-float strong{display:block;font-size:20px;color:var(--brand);font-variant-numeric:tabular-nums}
.hero-float small{font-size:12.5px;color:var(--text-3)}

/* ============ Stats ============ */
.stats-strip{margin-top:-18px;position:relative;z-index:3}
.stats-box{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);
}
.stat-item{padding:24px 22px;border-right:1px solid var(--line);transition:background .24s ease}
.stat-item:last-child{border-right:0}
.stat-item:hover{background:rgba(43,227,192,.05)}
.stat-item .ico{color:var(--brand);font-size:16px;margin-bottom:8px}
.stat-item b{display:block;font-size:28px;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-item span{font-size:13.5px;color:var(--text-3)}

/* ============ Section base ============ */
.section{padding:var(--sec) 0;position:relative;z-index:2}
.section.tight{padding:64px 0}
.sec-head{margin-bottom:36px;max-width:720px}
.sec-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--violet);letter-spacing:1px;text-transform:uppercase;margin-bottom:12px;
}
.sec-head .kicker::before{content:"";width:22px;height:2px;background:var(--violet);border-radius:2px}
.sec-head h2{font-size:32px;line-height:1.25}
.sec-head h2::after{content:"";display:block;width:40px;height:3px;background:var(--brand);border-radius:2px;margin-top:14px}
.sec-head p{margin-top:14px;font-size:15.5px}
.sec-head.row-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.sec-head.row-head .txt{max-width:700px}

/* ============ 双栏图文 ============ */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.split-media:hover img{transform:scale(1.04)}
.split-media .tag-float{
  position:absolute;left:16px;bottom:16px;
  background:var(--glass);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.14);border-radius:var(--r-badge);
  padding:6px 12px;font-size:12.5px;color:var(--text);
}
.check-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:0}
.check-list .num{
  flex:0 0 auto;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;font-size:13px;font-weight:700;
  background:rgba(43,227,192,.12);color:var(--brand);border:1px solid rgba(43,227,192,.28);
  font-variant-numeric:tabular-nums;
}
.check-list h3{font-size:18px;margin-bottom:6px;font-weight:600}
.check-list p{font-size:14.5px}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:30px 24px 26px;
  transition:transform .24s cubic-bezier(.2,.7,.3,1),border-color .24s ease,box-shadow .24s ease;
}
.step-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow)}
.step-card .big-num{
  font-size:46px;font-weight:700;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px rgba(43,227,192,.65);
  font-variant-numeric:tabular-nums;margin-bottom:16px;display:block;
}
.step-card h3{font-size:19px;margin-bottom:10px}
.step-card p{font-size:14.5px}
.step-card .badge-row{margin-top:16px}

/* ============ 横滑卡 ============ */
.scroll-wrap{position:relative}
.scroll-track{
  display:flex;gap:20px;overflow-x:auto;padding:6px 2px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.scroll-track::-webkit-scrollbar{height:6px}
.scroll-track > *{scroll-snap-align:start;flex:0 0 300px}
.scroll-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .24s cubic-bezier(.2,.7,.3,1),border-color .24s ease,box-shadow .24s ease;
}
.scroll-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow)}
.scroll-card .thumb{position:relative;overflow:hidden}
.scroll-card .thumb img{width:100%;aspect-ratio:9/16;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.scroll-card:hover .thumb img{transform:scale(1.04)}
.scroll-card .corner{
  position:absolute;top:12px;right:12px;background:rgba(255,176,32,.92);color:#1B1200;
  font-size:12px;font-weight:700;padding:3px 9px;border-radius:var(--r-badge);
  font-variant-numeric:tabular-nums;
}
.scroll-card .body{padding:18px 18px 20px}
.scroll-card h3{font-size:17px;line-height:1.45;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.scroll-card p{font-size:13.8px;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.scroll-nav{display:flex;gap:10px;justify-content:flex-end;margin-top:2px}
.scroll-nav button{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-2);cursor:pointer;transition:all .24s ease;
}
.scroll-nav button:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08)}

/* ============ 编号清单 ============ */
.prep-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px}
.prep-item{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
.prep-item .idx{
  font-size:30px;font-weight:700;line-height:1;color:transparent;
  -webkit-text-stroke:1.4px rgba(123,97,255,.9);
  font-variant-numeric:tabular-nums;flex:0 0 auto;min-width:52px;
}
.prep-item h3{font-size:17.5px;margin-bottom:6px;font-weight:600}
.prep-item p{font-size:14.2px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:600;
  background:rgba(43,227,192,.12);color:var(--brand);
  border:1px solid rgba(43,227,192,.22);
}
.badge.violet{background:rgba(123,97,255,.14);color:#B4A5FF;border-color:rgba(123,97,255,.28)}
.badge.amber{background:rgba(255,176,32,.14);color:var(--amber);border-color:rgba(255,176,32,.28)}
.badge.plain{background:rgba(255,255,255,.06);color:var(--text-2);border-color:var(--line)}
.badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}

/* ============ 内容卡列表 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .24s cubic-bezier(.2,.7,.3,1),border-color .24s ease,box-shadow .24s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow)}
.entry-card .cover{overflow:hidden;position:relative}
.entry-card .cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.entry-card:hover .cover img{transform:scale(1.04)}
.entry-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.entry-card h3{font-size:18px;line-height:1.45;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-card p{font-size:14.2px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:12.8px;color:var(--text-3);
}
.entry-meta i{margin-right:5px}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.accordion{border:0;background:transparent}
.accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--card);margin-bottom:14px;overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.accordion .accordion-item.is-active{border-color:var(--line-hover);box-shadow:0 8px 26px rgba(0,0,0,.32)}
.accordion .accordion-title{
  border:0;padding:18px 56px 18px 22px;font-size:17px;font-weight:600;color:var(--text);
  background:transparent;position:relative;transition:color .24s ease;
}
.accordion .accordion-title::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:0 4px 4px 0;
  background:var(--brand);opacity:0;transition:opacity .24s ease;
}
.accordion .accordion-item.is-active .accordion-title{color:var(--brand)}
.accordion .accordion-item.is-active .accordion-title::before{opacity:1}
.accordion .accordion-title::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--text-3);transition:transform .28s ease,color .24s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(180deg);color:var(--brand)}
.accordion .accordion-content{padding:0 22px 20px;border:0;background:transparent;color:var(--text-2);font-size:15px;line-height:1.8}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg, var(--panel), #0B1120 60%);
  border:1px solid var(--line);border-radius:22px;
  padding:44px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:44px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;top:-120px;right:-60px;width:420px;height:420px;
  background:radial-gradient(circle, rgba(43,227,192,.18), transparent 65%);
  pointer-events:none;
}
.cta-band h2{font-size:30px;line-height:1.28;margin-bottom:14px}
.cta-band p{font-size:15.5px;max-width:520px}
.cta-steps{display:flex;gap:28px;margin-top:24px;flex-wrap:wrap}
.cta-steps div{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2)}
.cta-steps b{color:var(--brand);font-variant-numeric:tabular-nums}
.form-card{
  background:rgba(20,26,44,.72);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px;backdrop-filter:blur(10px);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .hint{font-size:13.4px;color:var(--text-3);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px}
.field input{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);
  background:#0B1020;border:1px solid var(--line);color:var(--text);font-size:15px;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.field input::placeholder{color:#5A6478}
.field input:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 2px rgba(43,227,192,.22)}
.field .tip{font-size:12.6px;color:var(--text-3);margin-top:7px}
.field.error input{border-color:#FF6B6B;box-shadow:0 0 0 2px rgba(255,107,107,.18)}
.field.error .tip{color:#FF6B6B}
.form-card .btn{width:100%}
.form-note{font-size:12.6px;color:var(--text-3);margin-top:14px;line-height:1.7}

/* ============ Footer ============ */
.site-footer{
  margin-top:96px;border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(13,18,32,.6), rgba(7,10,18,.95));
  padding:64px 0 0;position:relative;z-index:2;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand p{font-size:14.2px;color:var(--text-3);margin-top:16px;max-width:320px}
.footer-col h4{font-size:15.5px;margin-bottom:16px;color:var(--text)}
.footer-col ul li{margin-bottom:11px}
.footer-col a{font-size:14.2px;color:var(--text-3)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.2px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

/* ============ Mobile Tab ============ */
.mobile-tab{display:none}
@media (max-width:1023px){
  .mobile-tab{
    display:grid;grid-template-columns:repeat(5,1fr);
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:rgba(10,14,24,.94);backdrop-filter:blur(14px) saturate(140%);
    border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom);
    height:calc(56px + env(safe-area-inset-bottom));
  }
  .mobile-tab a{
    position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    font-size:12px;color:var(--text-3);
  }
  .mobile-tab a i{font-size:22px}
  .mobile-tab a.is-active{color:var(--brand)}
  .mobile-tab a.is-active::before{
    content:"";position:absolute;top:0;left:22%;right:22%;height:2px;background:var(--brand);border-radius:2px;
  }
  body{padding-bottom:76px}
}

/* ============ Responsive ============ */
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-cta{display:none}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .cat-hero h1{font-size:40px}
  .split{grid-template-columns:1fr;gap:32px}
  .steps{grid-template-columns:1fr;gap:16px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .stats-box{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
  .cta-band{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  :root{--sec:68px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .cat-hero{padding:36px 0 52px}
  .cat-hero h1{font-size:32px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-frame img{aspect-ratio:4/5}
  .hero-float{left:8px;bottom:16px}
  .sec-head h2{font-size:23px}
  .card-grid{grid-template-columns:1fr}
  .prep-list{grid-template-columns:1fr;gap:0}
  .scroll-track > *{flex:0 0 72vw}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band h2{font-size:23px}
  .cta-band{padding:26px 20px;border-radius:18px}
  .cta-steps{gap:14px;flex-direction:column}
  .btn{width:100%}
  .nav-right .btn{width:auto}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --bg:#070A12;
  --panel:#0D1220;
  --card:#141A2C;
  --glass:rgba(19,26,44,.72);
  --brand:#2BE3C0;
  --brand-dim:rgba(43,227,192,.12);
  --violet:#7B61FF;
  --amber:#FFB020;
  --danger:#FF6B6B;
  --text:#EAF0F8;
  --text-2:#A7B2C6;
  --text-3:#6C7891;
  --line:rgba(255,255,255,.08);
  --line-hover:rgba(43,227,192,.45);
  --glow:0 0 0 1px rgba(43,227,192,.35),0 8px 28px rgba(43,227,192,.22);
  --shadow:0 10px 30px rgba(0,0,0,.38);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --r-xs:6px;
  --sec:96px;
  --sec-s:56px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
/* ============ reset 补充 ============ */
*,*::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:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px,64px 64px;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--text-2);text-decoration:none;transition:color .24s var(--ease);}
a:hover,a:focus{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input{font-family:inherit;}
::selection{background:rgba(43,227,192,.28);color:#fff;}
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-track{background:#0A0E18;}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:var(--brand);}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){
  .container{max-width:1280px;padding:0 24px;}
}
section{position:relative;}
.section{padding:var(--sec-s) 0;}
@media (min-width:1024px){
  .section{padding:var(--sec) 0;}
}
.sec-head{max-width:760px;margin-bottom:32px;}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--brand);
  background:var(--brand-dim);border-radius:var(--r-xs);
  padding:5px 12px;margin-bottom:14px;
}
.sec-title{
  font-size:23px;line-height:1.25;font-weight:700;letter-spacing:-.3px;color:#fff;
  position:relative;padding-bottom:16px;
}
.sec-title::after{
  content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;
  border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--violet));
}
@media (min-width:1024px){
  .sec-title{font-size:32px;}
}
.sec-desc{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.8;}
.text-brand{color:var(--brand);}
.mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;border-radius:999px;
  transition:all .24s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#04140F;box-shadow:0 6px 22px rgba(43,227,192,.26);}
.btn-primary:hover,.btn-primary:focus{background:#3AEDCB;color:#04140F;box-shadow:var(--glow);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--brand);border:1px solid var(--line-hover);}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(43,227,192,.10);color:var(--brand);}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:14.5px;padding:2px 0;}
.btn-link i{transition:transform .24s var(--ease);}
.btn-link:hover i{transform:translateX(3px);}
.btn:focus-visible,a:focus-visible,button:focus-visible,
input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn[disabled]{opacity:.45;pointer-events:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:500;line-height:1;
  padding:6px 10px;border-radius:var(--r-xs);
  background:var(--brand-dim);color:var(--brand);
}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber);}
.badge-muted{background:rgba(255,255,255,.08);color:var(--text-2);}
.badge-violet{background:rgba(123,97,255,.16);color:#AFA0FF;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,10,18,.62);
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s;
}
.site-header.is-scrolled{
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;}
.logo:hover{color:#fff;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  display:grid;place-items:center;font-size:16px;color:#04140F;
  background:linear-gradient(135deg,var(--brand),#19B39B);
  box-shadow:0 6px 18px rgba(43,227,192,.28);
}
.logo-text{font-size:16.5px;letter-spacing:-.2px;}
.logo-text span{color:var(--brand);margin-left:2px;font-size:13.5px;font-weight:600;}
.nav-menu{display:none;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;display:inline-block;
  padding:8px 12px;font-size:15px;color:var(--text-2);border-radius:8px;
}
.nav-menu a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:999px;background:var(--brand);transform:scaleX(0);
  transform-origin:left;transition:transform .24s var(--ease);
}
.nav-menu a:hover,.nav-menu a:focus{color:var(--brand);}
.nav-menu a:hover::after,.nav-menu a:focus::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--brand);font-weight:600;}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:10px;}
.nav-search{
  width:38px;height:38px;border-radius:50%;display:none;
  align-items:center;justify-content:center;color:var(--text-2);
  border:1px solid var(--line);transition:all .24s var(--ease);
}
.nav-search:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08);}
.nav-cta{display:none;}
.nav-toggle{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-size:17px;color:var(--text);border:1px solid var(--line);background:rgba(255,255,255,.03);
}
.nav-toggle:hover{color:var(--brand);border-color:var(--line-hover);}
.nav-drawer{
  display:none;background:var(--glass);backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-drawer.is-open{display:block;}
.nav-drawer ul{padding:10px 20px 18px;}
.nav-drawer a{
  display:block;padding:12px 4px;font-size:15.5px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.nav-drawer a.is-active{color:var(--brand);font-weight:600;}
.nav-drawer .btn{width:100%;margin-top:16px;}
@media (min-width:1024px){
  .nav-menu{display:flex;}
  .nav-search{display:inline-flex;}
  .nav-cta{display:inline-flex;}
  .nav-toggle{display:none;}
  .nav-drawer{display:none !important;}
  .nav-inner{height:74px;}
}

/* ============ 面包屑 ============ */
.crumb-bar{padding:18px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand);}
.crumb i{font-size:10px;color:var(--text-3);}
.crumb .current{color:var(--brand);}

/* ============ Hero ============ */
.hero{
  padding:34px 0 var(--sec-s);
  background-image:linear-gradient(180deg,rgba(7,10,18,.72) 0%,rgba(7,10,18,.94) 62%,var(--bg) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:-20% -10% auto -10%;height:70%;
  background:linear-gradient(90deg,transparent,rgba(43,227,192,.16),transparent);
  transform:rotate(-18deg);pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;gap:34px;align-items:center;}
@media (min-width:1024px){
  .hero{padding:52px 0 var(--sec);}
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:56px;}
}
.hero h1{
  font-size:30px;line-height:1.18;font-weight:700;letter-spacing:-.5px;color:#fff;
}
@media (min-width:1024px){
  .hero h1{font-size:52px;}
}
.hero-sub{margin-top:18px;font-size:16px;color:var(--text-2);max-width:560px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:18px;margin-top:30px;}
.hero-trust li{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);}
.hero-trust i{color:var(--brand);font-size:14px;}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background:var(--glass);backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--shadow);padding:12px;
}
.hero-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-md);
}
.hero-media-note{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 6px 4px;font-size:13px;color:var(--text-2);
}
.hero-stat{
  position:absolute;right:22px;bottom:74px;
  background:var(--glass);backdrop-filter:blur(14px) saturate(140%);
  border:1px solid var(--line-hover);border-radius:var(--r-md);
  padding:10px 14px;font-size:12.5px;color:var(--text-2);box-shadow:var(--shadow);
}
.hero-stat b{display:block;font-size:20px;color:var(--brand);line-height:1.3;}

/* ============ 数据条 ============ */
.statbar{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;display:grid;gap:20px;
}
@media (min-width:768px){.statbar{grid-template-columns:repeat(4,1fr);}}
.statbar-item{display:flex;align-items:center;gap:14px;}
.statbar-item i{
  width:42px;height:42px;flex:0 0 auto;border-radius:var(--r-sm);display:grid;place-items:center;
  background:var(--brand-dim);color:var(--brand);font-size:17px;
}
.statbar-item b{display:block;font-size:22px;color:var(--brand);line-height:1.25;}
.statbar-item span{font-size:13.5px;color:var(--text-2);}

/* ============ 编号清单 ============ */
.checklist{display:grid;gap:16px;}
@media (min-width:768px){.checklist{grid-template-columns:repeat(2,1fr);gap:20px;}}
.check-item{
  display:flex;gap:18px;padding:22px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.check-item:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow);}
.check-num{
  font-size:30px;font-weight:700;line-height:1;flex:0 0 auto;
  color:transparent;-webkit-text-stroke:1.4px rgba(43,227,192,.75);
  font-variant-numeric:tabular-nums;
}
.check-body h3{font-size:18px;font-weight:600;color:#fff;line-height:1.4;}
.check-body p{margin-top:8px;font-size:14.5px;color:var(--text-2);line-height:1.75;}
.check-body .badge{margin-top:12px;margin-right:6px;}

/* ============ 图文双栏 ============ */
.split{display:grid;gap:32px;align-items:center;}
@media (min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:56px;}}
.split-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:23px;line-height:1.3;font-weight:700;color:#fff;letter-spacing:-.3px;}
@media (min-width:1024px){.split-body h2{font-size:30px;}}
.split-body p{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.tick-list{margin-top:22px;display:grid;gap:12px;}
.tick-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2);}
.tick-list i{color:var(--brand);margin-top:5px;font-size:13px;}

/* ============ 横滑卡 ============ */
.hscroll-wrap{position:relative;}
.hscroll{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 18px;-webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.hscroll::-webkit-scrollbar{display:none;}
.hcard{
  flex:0 0 78%;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .24s var(--ease),border-color .24s var(--ease);
}
@media (min-width:768px){.hcard{flex:0 0 320px;}}
.hcard:hover{transform:translateY(-4px);border-color:var(--line-hover);}
.hcard-img{position:relative;overflow:hidden;}
.hcard-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s var(--ease);}
.hcard:hover .hcard-img img{transform:scale(1.04);}
.hcard-img .badge{position:absolute;left:12px;top:12px;}
.hcard-body{padding:18px;}
.hcard-body h3{font-size:17px;font-weight:600;color:#fff;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hcard-body p{margin-top:8px;font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hscroll-nav{display:flex;gap:10px;justify-content:flex-end;margin-bottom:6px;}
.hscroll-nav button{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  color:var(--text-2);display:grid;place-items:center;transition:all .24s var(--ease);
}
.hscroll-nav button:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08);}

/* ============ 精选条目列表 ============ */
.post-grid{display:grid;gap:22px;}
@media (min-width:768px){.post-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr);}}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow);}
.post-card .thumb{overflow:hidden;}
.post-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s var(--ease);}
.post-card:hover .thumb img{transform:scale(1.04);}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;}
.post-body h3{font-size:18px;font-weight:600;color:#fff;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body p{margin-top:10px;font-size:14.5px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--text-3);}
.post-meta i{margin-right:5px;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;}
.faq-list .accordion{margin:0;background:transparent;}
.faq-list .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;margin-bottom:14px;
}
.faq-list .accordion-item.is-active{border-color:var(--line-hover);}
.faq-list .accordion-title{
  display:flex;align-items:center;gap:12px;
  padding:18px 20px;font-size:17px;font-weight:600;color:#fff;
  border:none;background:transparent;position:relative;
}
.faq-list .accordion-title::before{
  content:"";width:4px;height:18px;border-radius:999px;background:var(--brand);flex:0 0 auto;
}
.faq-list .accordion-title::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--text-3);position:absolute;right:20px;transition:transform .24s var(--ease);
}
.faq-list .accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--brand);}
.faq-list .accordion-title:hover{color:var(--brand);background:rgba(43,227,192,.04);}
.faq-list .accordion-content{padding:0 20px 20px 36px;background:transparent;border:none;color:var(--text-2);}
.faq-list .accordion-content p{font-size:15px;line-height:1.8;}

/* ============ CTA ============ */
.cta-panel{
  background:linear-gradient(135deg,rgba(43,227,192,.12),rgba(123,97,255,.10)),var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;display:grid;gap:28px;
}
@media (min-width:1024px){.cta-panel{grid-template-columns:1.1fr .9fr;padding:44px;gap:48px;align-items:center;}}
.steps{display:grid;gap:18px;margin-top:22px;}
.steps li{display:flex;gap:14px;align-items:flex-start;}
.steps b{font-size:14px;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.06em;
  border:1px solid var(--line-hover);border-radius:999px;padding:2px 10px;flex:0 0 auto;margin-top:2px;}
.steps span{font-size:15px;color:var(--text-2);}
.form-box{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;}
.form-box h3{font-size:18px;font-weight:600;color:#fff;}
.form-box p{margin-top:8px;font-size:13.5px;color:var(--text-3);}
.field{margin-top:16px;}
.field label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px;}
.field input{
  width:100%;padding:13px 14px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:15px;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(43,227,192,.18);}
.field .hint{margin-top:6px;font-size:12.5px;color:var(--text-3);}
.form-box .btn{width:100%;margin-top:20px;}
@media (min-width:768px){.form-box .btn{width:auto;}}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--sec-s);background:var(--panel);border-top:1px solid var(--line);
  padding:52px 0 30px;
}
@media (min-width:1024px){.site-footer{margin-top:var(--sec);padding:64px 0 30px;}}
.footer-grid{display:grid;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-3);line-height:1.8;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ============ 移动底部 Tab ============ */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  height:calc(56px + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:var(--glass);backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  display:flex;align-items:stretch;
}
.tabbar a{
  flex:1 1 0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11.5px;color:var(--text-3);position:relative;
}
.tabbar a i{font-size:19px;}
.tabbar a.is-active{color:var(--brand);}
.tabbar a.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:2px;border-radius:999px;background:var(--brand);
}
@media (min-width:1024px){
  .tabbar{display:none;}
}
body{padding-bottom:calc(56px + env(safe-area-inset-bottom));}
@media (min-width:1024px){
  body{padding-bottom:0;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --bg:#070A12;
  --panel:#0D1220;
  --card:#141A2C;
  --glass:rgba(19,26,44,.72);
  --brand:#2BE3C0;
  --violet:#7B61FF;
  --amber:#FFB020;
  --danger:#FF6B6B;
  --text:#EAF0F8;
  --text-2:#A7B2C6;
  --text-3:#6C7891;
  --line:rgba(255,255,255,.08);
  --line-hover:rgba(43,227,192,.45);
  --glow:0 0 0 1px rgba(43,227,192,.35), 0 8px 28px rgba(43,227,192,.22);
  --shadow-card:0 10px 30px rgba(0,0,0,.38);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --r-xs:6px;
  --gap:24px;
  --section:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
}

/* ============ 基础 reset ============ */
*,*::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);
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  padding-bottom:80px;
  background-image:
    linear-gradient(rgba(43,227,192,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43,227,192,.045) 1px, transparent 1px);
  background-size:64px 64px, 64px 64px;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--brand);}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
strong{color:var(--text);font-weight:600;}
::selection{background:rgba(43,227,192,.3);color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

/* 自定义滚动条 */
::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-track{background:#0A0F1B;}
::-webkit-scrollbar-thumb{background:#233047;border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:var(--brand);}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,10,18,.86);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(12px) saturate(140%);
  transition:background .3s var(--ease), border-color .3s var(--ease);
}
.site-header.is-scrolled{
  background:var(--glass);
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px rgba(0,0,0,.4);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:72px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(140deg, rgba(43,227,192,.22), rgba(123,97,255,.22));
  border:1px solid var(--line-hover);
  color:var(--brand);
  font-size:16px;
  box-shadow:0 0 18px rgba(43,227,192,.18);
}
.logo-text{font-size:17px;font-weight:700;letter-spacing:-.3px;line-height:1.2;}
.logo-text span{color:var(--brand);}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  transition:color .24s var(--ease), background .24s var(--ease);
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  background:var(--brand);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .26s var(--ease);
}
.nav-menu a:hover{color:var(--brand);background:rgba(43,227,192,.06);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-search{
  width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text-2);
  display:grid;place-items:center;
  transition:all .24s var(--ease);
}
.nav-search:hover{color:var(--brand);border-color:var(--line-hover);background:rgba(43,227,192,.08);}
.nav-toggle{
  display:none;
  width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text);
  font-size:16px;
}
.nav-toggle:hover{color:var(--brand);border-color:var(--line-hover);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:all .24s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);
  color:#04140F;
  box-shadow:0 0 0 1px rgba(43,227,192,.35), 0 8px 28px rgba(43,227,192,.22);
}
.btn-primary:hover{
  color:#04140F;
  filter:brightness(1.06);
  box-shadow:0 0 0 1px rgba(43,227,192,.5), 0 12px 34px rgba(43,227,192,.34);
  transform:translateY(-2px);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(43,227,192,.55);
  color:var(--brand);
}
.btn-ghost:hover{background:rgba(43,227,192,.10);color:var(--brand);transform:translateY(-2px);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  background:none;border:0;padding:0;
  color:var(--brand);font-size:15px;font-weight:600;
}
.btn-link i{transition:transform .24s var(--ease);}
.btn-link:hover i{transform:translateX(3px);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.nav-cta{padding:10px 18px;font-size:14px;}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 10px;
  border-radius:var(--r-xs);
  font-size:12px;
  font-weight:600;
  background:rgba(43,227,192,.12);
  color:var(--brand);
  line-height:1.6;
}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber);}
.badge-weak{background:rgba(255,255,255,.08);color:var(--text-2);}
.badge-violet{background:rgba(123,97,255,.16);color:#B7A6FF;}

/* ============ 面包屑 ============ */
.crumb{
  padding:22px 0 0;
  font-size:13px;
  color:var(--text-3);
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{opacity:.5;}
.crumb .now{color:var(--text);}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  margin-top:24px;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(7,10,18,.55) 0%, rgba(7,10,18,.94) 78%),
    linear-gradient(-18deg, rgba(43,227,192,.18), transparent 58%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.cat-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:52px 52px;
  opacity:.35;
  pointer-events:none;
}
.cat-hero-inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:40px;
  align-items:center;
  padding:56px 48px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:999px;
  background:rgba(123,97,255,.16);
  border:1px solid rgba(123,97,255,.35);
  color:#C6BAFF;font-size:12px;font-weight:600;letter-spacing:.4px;
}
.cat-hero h1{
  font-size:clamp(30px,4vw,54px);
  line-height:1.18;
  letter-spacing:-.5px;
  margin:18px 0 16px;
}
.cat-hero h1 em{
  font-style:normal;
  color:var(--brand);
}
.cat-hero p.lead{
  color:var(--text-2);
  font-size:16px;
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:18px;
  margin-top:28px;padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px;}
.hero-meta i{color:var(--brand);}
.hero-visual{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.12);
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(140%);
  overflow:hidden;
  aspect-ratio:4/3;
  box-shadow:var(--shadow-card);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;opacity:.9;}
.hero-chip{
  position:absolute;left:16px;bottom:16px;right:16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;
  border-radius:var(--r-md);
  background:rgba(10,15,27,.82);
  border:1px solid var(--line-hover);
  backdrop-filter:blur(10px);
}
.hero-chip b{font-size:20px;color:var(--brand);font-variant-numeric:tabular-nums;}
.hero-chip small{color:var(--text-3);font-size:12px;display:block;line-height:1.5;}

/* ============ 板块通用 ============ */
.section{padding:var(--section) 0 0;}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head h2{
  font-size:clamp(22px,2.6vw,33px);
  line-height:1.25;
  letter-spacing:-.4px;
}
.section-head h2::after{
  content:"";
  display:block;
  width:40px;height:3px;border-radius:3px;
  background:var(--brand);
  margin-top:14px;
  box-shadow:0 0 12px rgba(43,227,192,.6);
}
.section-head p{color:var(--text-2);margin-top:14px;font-size:15.5px;}
.section-head.row-between{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
}

/* ============ 数据条 ============ */
.stat-bar{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:32px;
}
.stat{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px 22px;
  transition:all .24s var(--ease);
}
.stat:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-card);}
.stat i{color:var(--brand);font-size:16px;}
.stat b{
  display:block;margin:10px 0 4px;
  font-size:30px;line-height:1;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.5px;
}
.stat small{color:var(--text-3);font-size:13px;}

/* ============ 时间线 ============ */
.timeline{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:34px;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--panel);
}
.tl-item{
  position:relative;
  padding:26px 22px 28px;
  border-right:1px solid var(--line);
  transition:background .24s var(--ease);
}
.tl-item:last-child{border-right:0;}
.tl-item:hover{background:rgba(43,227,192,.05);}
.tl-item::before{
  content:"";
  position:absolute;left:22px;top:0;width:38px;height:3px;
  background:var(--brand);border-radius:0 0 3px 3px;
  box-shadow:0 0 12px rgba(43,227,192,.55);
}
.tl-time{
  font-size:12px;letter-spacing:1px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
  margin-top:10px;
}
.tl-item h3{font-size:17px;margin:8px 0 8px;}
.tl-item p{font-size:14px;color:var(--text-2);}

/* ============ 横滑片段卡 ============ */
.hscroll-wrap{position:relative;margin-top:34px;}
.hscroll{
  display:flex;
  gap:18px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 20px;
  scrollbar-width:thin;
  -webkit-overflow-scrolling:touch;
}
.hscroll::-webkit-scrollbar{height:6px;}
.hscroll::-webkit-scrollbar-thumb{background:#233047;border-radius:6px;}
.hscroll::-webkit-scrollbar-thumb:hover{background:var(--brand);}
.clip-card{
  flex:0 0 260px;
  scroll-snap-align:start;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.clip-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-card);}
.clip-cover{position:relative;aspect-ratio:9/16;overflow:hidden;}
.clip-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.clip-card:hover .clip-cover img{transform:scale(1.04);}
.clip-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,10,18,.05) 40%, rgba(7,10,18,.86) 100%);
}
.clip-duration{
  position:absolute;right:10px;top:10px;z-index:2;
  padding:2px 8px;border-radius:var(--r-xs);
  background:rgba(255,176,32,.16);
  color:var(--amber);
  font-size:12px;font-weight:600;
  font-variant-numeric:tabular-nums;
}
.clip-play{
  position:absolute;left:50%;top:50%;z-index:2;
  transform:translate(-50%,-50%);
  width:52px;height:52px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(10,15,27,.6);
  border:1px solid var(--line-hover);
  color:var(--brand);font-size:16px;
  backdrop-filter:blur(6px);
  transition:all .24s var(--ease);
}
.clip-card:hover .clip-play{background:var(--brand);color:#04140F;box-shadow:var(--glow);}
.clip-body{padding:16px 18px 20px;}
.clip-body h3{
  font-size:17px;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:48px;
}
.clip-body .badge{margin-top:12px;}

/* ============ 编号清单 ============ */
.num-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
  margin-top:34px;
}
.num-item{
  display:flex;gap:18px;
  padding:22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  transition:all .24s var(--ease);
}
.num-item:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-card);}
.num-item .no{
  font-size:34px;line-height:1;font-weight:700;
  color:transparent;
  -webkit-text-stroke:1.4px rgba(43,227,192,.75);
  font-variant-numeric:tabular-nums;
  flex:0 0 auto;
}
.num-item h3{font-size:17px;margin-bottom:6px;}
.num-item p{font-size:14px;color:var(--text-2);}
.num-item .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}

/* ============ 双栏图文 ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
  margin-top:34px;
}
.split.rev .split-media{order:2;}
.split-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  aspect-ratio:16/11;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-copy h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;}
.split-copy h2::after{
  content:"";display:block;width:40px;height:3px;border-radius:3px;
  background:var(--brand);margin-top:14px;
}
.split-copy > p{color:var(--text-2);margin-top:16px;font-size:15.5px;}
.check-list{margin-top:22px;display:grid;gap:12px;}
.check-list li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:15px;color:var(--text-2);
}
.check-list i{color:var(--brand);margin-top:6px;font-size:13px;}
.note-box{
  margin-top:22px;
  padding:14px 18px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  border-left:3px solid var(--amber);
  background:rgba(255,176,32,.06);
  font-size:14px;color:var(--text-2);
}

/* ============ 精选条目 ============ */
.pick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  margin-top:34px;
}
.pick-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:all .24s var(--ease);
}
.pick-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow-card);}
.pick-cover{aspect-ratio:16/10;overflow:hidden;}
.pick-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.pick-card:hover .pick-cover img{transform:scale(1.04);}
.pick-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1;}
.pick-body h3{
  font-size:17px;line-height:1.4;margin-top:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.pick-body .desc{
  margin-top:10px;font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.pick-foot{
  margin-top:auto;padding-top:16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line);
  font-size:12.5px;color:var(--text-3);
}
.pick-foot time{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;}
.pick-foot i{color:var(--text-3);}

/* ============ FAQ ============ */
.faq-wrap{margin-top:34px;}
.accordion{
  background:transparent;
  border:0;
}
.accordion .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.accordion .accordion-item.is-active{border-color:var(--line-hover);box-shadow:0 8px 26px rgba(0,0,0,.34);}
.accordion .accordion-title{
  position:relative;
  padding:18px 54px 18px 24px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  border:0;
  background:transparent;
  line-height:1.5;
}
.accordion .accordion-title::before{
  content:"";
  position:absolute;left:10px;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:3px;
  background:var(--brand);
  opacity:0;
  transition:opacity .24s var(--ease);
}
.accordion .accordion-item.is-active .accordion-title::before{opacity:1;}
.accordion .accordion-title:hover{background:rgba(43,227,192,.05);color:var(--brand);}
.accordion .accordion-title::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;
  transform:translateY(-50%);
  color:var(--brand);font-size:13px;
  transition:transform .26s var(--ease);
}
.accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(180deg);}
.accordion .accordion-content{
  padding:0 24px 20px;
  border:0;
  background:transparent;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}
.accordion .accordion-content p + p{margin-top:10px;}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;
  margin-top:var(--section);
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  overflow:hidden;
  background:
    linear-gradient(120deg, rgba(7,10,18,.92), rgba(13,18,32,.94)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(-18deg, rgba(43,227,192,.16), transparent 60%);
}
.cta-inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:44px;
  padding:48px;
  align-items:center;
}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;}
.cta-inner p{color:var(--text-2);margin-top:14px;font-size:15.5px;}
.flow-steps{display:grid;gap:14px;margin-top:24px;}
.flow-step{
  display:flex;gap:14px;align-items:center;
  padding:14px 18px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
}
.flow-step b{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  color:var(--brand);font-size:14px;letter-spacing:1px;
}
.flow-step span{font-size:15px;color:var(--text-2);}
.cta-panel{
  background:var(--glass);
  border:1px solid var(--line-hover);
  border-radius:var(--r-lg);
  padding:26px;
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--glow);
}
.cta-panel h3{font-size:18px;margin-bottom:6px;}
.cta-panel .hint{font-size:13px;color:var(--text-3);margin-bottom:18px;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:7px;}
.form-row input{
  width:100%;
  padding:12px 14px;
  border-radius:var(--r-sm);
  background:#0A101C;
  border:1px solid var(--line);
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  transition:all .24s var(--ease);
}
.form-row input::placeholder{color:var(--text-3);}
.form-row input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(43,227,192,.16);
}
.form-row .tip{font-size:12.5px;color:var(--text-3);margin-top:7px;}
.cta-panel .btn{width:100%;margin-top:6px;}
.compliance{margin-top:14px;font-size:12.5px;color:var(--text-3);line-height:1.7;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--section);
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(10,15,27,.6), rgba(7,10,18,.95));
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:38px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--text-3);
  max-width:320px;
  line-height:1.8;
}
.footer-col h4{
  font-size:14px;
  color:var(--text);
  letter-spacing:.5px;
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:var(--text-3);}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:42px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-2);}
.footer-bottom a:hover{color:var(--brand);}

/* ============ 移动底部 Tab ============ */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:none;
  height:calc(56px + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(9,13,23,.94);
  border-top:1px solid var(--line);
  backdrop-filter:blur(14px);
}
.mobile-tab a{
  flex:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:12px;color:var(--text-3);
  position:relative;
  transition:color .24s var(--ease);
}
.mobile-tab a i{font-size:22px;}
.mobile-tab a::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:2px;border-radius:2px;background:transparent;
}
.mobile-tab a.is-active{color:var(--brand);}
.mobile-tab a.is-active::before{background:var(--brand);box-shadow:0 0 10px rgba(43,227,192,.7);}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  :root{--section:72px;}
  .nav-menu{display:none;}
  .nav-menu.is-open{
    display:flex;
    position:absolute;left:0;right:0;top:72px;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 20px;
    background:var(--glass);
    border-bottom:1px solid var(--line);
    backdrop-filter:blur(14px);
  }
  .nav-menu.is-open a{padding:12px 14px;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-cta{display:none;}
  .cat-hero-inner{grid-template-columns:1fr;padding:40px 30px;gap:30px;}
  .stat-bar{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .tl-item:nth-child(2){border-right:0;}
  .tl-item:nth-child(1),.tl-item:nth-child(2){border-bottom:1px solid var(--line);}
  .pick-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:30px;}
  .split.rev .split-media{order:0;}
  .cta-inner{grid-template-columns:1fr;padding:38px 30px;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .mobile-tab{display:flex;}
}
@media (max-width:767px){
  :root{--section:56px;}
  .container{padding:0 18px;}
  .cat-hero-inner{padding:32px 20px;}
  .num-list{grid-template-columns:1fr;}
  .stat-bar{grid-template-columns:1fr 1fr;gap:14px;}
  .stat{padding:16px 16px;}
  .stat b{font-size:24px;}
  .timeline{grid-template-columns:1fr;}
  .tl-item{border-right:0;border-bottom:1px solid var(--line);}
  .tl-item:last-child{border-bottom:0;}
  .clip-card{flex:0 0 72vw;}
  .cta-inner{padding:30px 20px;}
  .cta-panel{padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .hero-actions .btn{width:100%;}
}
@media (max-width:520px){
  .pick-grid{grid-template-columns:1fr;}
  .logo-text{font-size:15px;}
  .section-head.row-between{flex-direction:column;align-items:flex-start;}
  .accordion .accordion-title{font-size:15.5px;padding:16px 46px 16px 20px;}
  .accordion .accordion-content{padding:0 20px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category4 */
:root{
  --bg:#070A12;
  --panel:#0D1220;
  --card:#141A2C;
  --card-2:#101728;
  --glass:rgba(19,26,44,.72);
  --brand:#2BE3C0;
  --brand-dim:rgba(43,227,192,.12);
  --violet:#7B61FF;
  --amber:#FFB020;
  --danger:#FF6B6B;
  --text:#EAF0F8;
  --text-2:#A7B2C6;
  --text-3:#6C7891;
  --line:rgba(255,255,255,.08);
  --line-hover:rgba(43,227,192,.45);
  --glow:0 0 0 1px rgba(43,227,192,.35), 0 8px 28px rgba(43,227,192,.22);
  --shadow:0 10px 30px rgba(0,0,0,.38);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --r-xs:6px;
  --sp:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  padding-bottom:80px;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:52px 52px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(43,227,192,.28)}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-track{background:#0A0E18}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:9px}
::-webkit-scrollbar-thumb:hover{background:var(--brand)}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
  position:relative;
  z-index:1;
}
.section{padding:var(--sp) 0;position:relative;z-index:1}
.section-alt{background:linear-gradient(180deg,rgba(13,18,32,.9),rgba(7,10,18,.6))}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{
  font-size:32px;
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.3px;
}
.section-head h2::after{
  content:"";
  display:block;
  width:40px;
  height:3px;
  border-radius:3px;
  background:var(--brand);
  margin-top:16px;
}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center h2::after{margin-left:auto;margin-right:auto}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:90;
  background:rgba(7,10,18,.86);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
}
.site-header.is-scrolled{
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:72px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;
  border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(43,227,192,.9),rgba(123,97,255,.85));
  color:#05080F;
  font-size:16px;
  box-shadow:0 6px 18px rgba(43,227,192,.22);
}
.logo-text{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-.2px;white-space:nowrap}
.logo-text span{color:var(--brand)}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-menu a{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:8px;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-menu a:hover{color:var(--brand)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--brand);font-weight:600}
.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-search{
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:transparent;
  color:var(--text-2);
  display:grid;place-items:center;
  transition:all .22s var(--ease);
}
.nav-search:hover{color:var(--brand);border-color:var(--line-hover);background:var(--brand-dim)}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:transparent;
  color:var(--text);
  place-items:center;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:all .24s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);
  color:#04120E;
  box-shadow:0 8px 24px rgba(43,227,192,.24);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--glow);transform:translateY(-2px)}
.btn-ghost{
  border-color:rgba(43,227,192,.55);
  color:var(--brand);
  background:transparent;
}
.btn-ghost:hover{background:rgba(43,227,192,.10);transform:translateY(-2px)}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-size:15px;
  font-weight:600;
}
.btn-link i{transition:transform .22s var(--ease)}
.btn-link:hover i{transform:translateX(3px)}
.btn:disabled{opacity:.45;cursor:not-allowed}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:3px 10px;
  border-radius:var(--r-xs);
  font-size:12.5px;
  line-height:1.6;
  background:var(--brand-dim);
  color:var(--brand);
  font-weight:500;
}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber)}
.badge-weak{background:rgba(255,255,255,.08);color:var(--text-2)}
.badge-violet{background:rgba(123,97,255,.16);color:#B7A8FF}
.pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(43,227,192,.35);
  background:rgba(43,227,192,.08);
  color:var(--brand);
  font-size:13px;
  font-weight:500;
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  padding:18px 0 0;
}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span.sep{opacity:.5}
.breadcrumb .current{color:var(--text-2)}

/* ---------- 分类 Hero ---------- */
.page-hero{
  position:relative;
  padding:118px 0 80px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero .hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.30;
  z-index:0;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,10,18,.62) 0%,rgba(7,10,18,.94) 78%,var(--bg) 100%);
  z-index:0;
}
.page-hero .container{z-index:2}
.hero-row{margin-top:26px}
.hero-copy{max-width:600px}
.hero-copy h1{
  font-size:52px;
  font-weight:700;
  line-height:1.18;
  letter-spacing:-.5px;
  margin-top:20px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand)}
.hero-sub{
  margin-top:18px;
  color:var(--text-2);
  font-size:17px;
  max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:22px;
  margin-top:30px;
}
.hero-meta li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-2);
}
.hero-meta i{color:var(--brand);font-size:14px}
.hero-figure{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
  margin:0;
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:14px 16px;
  font-size:13px;
  color:#D6DFEE;
  background:linear-gradient(180deg,transparent,rgba(7,10,18,.92));
}

/* ---------- 编号清单 ---------- */
.num-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.num-item{
  display:flex;
  gap:18px;
  padding:22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  transition:all .24s var(--ease);
}
.num-item:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow)}
.num-item .num{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:34px;
  font-weight:700;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1px rgba(43,227,192,.75);
  flex-shrink:0;
}
.num-item h3{font-size:18px;font-weight:600;line-height:1.4}
.num-item p{margin-top:8px;font-size:14.5px;color:var(--text-2)}
.num-item .badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}

/* ---------- 双栏图文 ---------- */
.split{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:48px;
  align-items:center;
}
.split-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .35s var(--ease)}
.split-media:hover img{transform:scale(1.04)}
.split-body h2{font-size:30px;font-weight:700;line-height:1.3}
.split-body h2::after{
  content:"";
  display:block;
  width:40px;height:3px;border-radius:3px;
  background:var(--brand);
  margin-top:14px;
}
.split-body > p{margin-top:16px;color:var(--text-2)}
.step-rows{margin-top:24px;display:grid;gap:14px}
.step-row{
  display:flex;
  gap:14px;
  padding:14px 16px;
  background:var(--card-2);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  transition:all .24s var(--ease);
}
.step-row:hover{border-color:var(--line-hover);background:var(--card)}
.step-row .idx{
  width:28px;height:28px;
  flex-shrink:0;
  border-radius:8px;
  background:var(--brand-dim);
  color:var(--brand);
  font-size:13px;
  font-weight:700;
  display:grid;place-items:center;
}
.step-row strong{display:block;font-size:15.5px;font-weight:600}
.step-row span{display:block;font-size:14px;color:var(--text-2);margin-top:4px}

/* ---------- 横滑卡 ---------- */
.hscroll{
  display:flex;
  gap:18px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 20px;
  margin:0 -4px;
  -webkit-overflow-scrolling:touch;
}
.hscroll::-webkit-scrollbar{height:6px}
.hscroll::-webkit-scrollbar-thumb{background:rgba(43,227,192,.4)}
.hscroll .scroll-card{
  scroll-snap-align:start;
  flex:0 0 300px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px;
  transition:all .24s var(--ease);
}
.hscroll .scroll-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow)}
.hscroll .scroll-card .top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.hscroll .scroll-card h3{font-size:17px;font-weight:600;margin-top:14px}
.hscroll .scroll-card p{margin-top:10px;font-size:14px;color:var(--text-2)}
.hscroll .scroll-card .fix{
  margin-top:14px;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:13.5px;
  color:var(--text-3);
}
.hscroll .scroll-card .fix b{color:var(--brand);font-weight:600}
.scroll-nav{display:flex;gap:10px;margin-top:8px}
.scroll-nav button{
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:transparent;
  color:var(--text-2);
  transition:all .22s var(--ease);
}
.scroll-nav button:hover{color:var(--brand);border-color:var(--line-hover);background:var(--brand-dim)}

/* ---------- 卡片列表 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.entry-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:all .24s var(--ease);
  height:100%;
}
.entry-card:hover{transform:translateY(-4px);border-color:var(--line-hover);box-shadow:var(--shadow)}
.entry-card .thumb{overflow:hidden;border-radius:0}
.entry-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s var(--ease)}
.entry-card:hover .thumb img{transform:scale(1.04)}
.entry-card .body{padding:20px;display:flex;flex-direction:column;flex:1}
.entry-card h3{
  font-size:18px;
  font-weight:600;
  line-height:1.4;
  margin-top:12px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.entry-card p{
  margin-top:10px;
  font-size:14.5px;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.entry-card .meta{
  margin-top:auto;
  padding-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
  border-top:1px solid var(--line);
  margin-top:18px;
}
.entry-card .meta i{margin-right:5px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px}
.faq-accordion{margin:0;background:transparent}
.faq-accordion .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .24s var(--ease);
}
.faq-accordion .accordion-item.is-active{border-color:rgba(43,227,192,.5)}
.faq-accordion .accordion-title{
  display:flex;
  align-items:center;
  gap:12px;
  padding:18px 20px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  border:0;
  background:transparent;
}
.faq-accordion .accordion-title::before{
  content:"";
  width:4px;
  height:18px;
  border-radius:3px;
  background:var(--brand);
  flex-shrink:0;
}
.faq-accordion .accordion-title::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  margin-left:auto;
  font-size:13px;
  color:var(--text-3);
  transition:transform .24s var(--ease),color .24s var(--ease);
}
.faq-accordion .accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--brand)}
.faq-accordion .accordion-title:hover{color:var(--brand)}
.faq-accordion .accordion-content{
  padding:0 20px 20px 36px;
  background:transparent;
  border:0;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}
.faq-accordion .accordion-content p + p{margin-top:10px}

/* ---------- CTA / 表单 ---------- */
.cta-band{
  position:relative;
  z-index:1;
  padding:72px 0;
  background:linear-gradient(120deg,rgba(43,227,192,.10),rgba(123,97,255,.12) 55%,rgba(7,10,18,0) 100%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:48px;align-items:center}
.cta-steps{display:grid;gap:16px;margin-top:26px}
.cta-step{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:16px 18px;
  border-radius:var(--r-md);
  background:rgba(20,26,44,.72);
  border:1px solid var(--line);
}
.cta-step .n{
  font-family:ui-monospace,Menlo,monospace;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
  padding-top:2px;
}
.cta-step strong{display:block;font-size:15.5px}
.cta-step span{display:block;font-size:13.5px;color:var(--text-2);margin-top:4px}
.form-panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px;
  box-shadow:var(--shadow);
}
.form-panel h3{font-size:20px;font-weight:600}
.form-panel > p{margin-top:8px;font-size:14px;color:var(--text-2)}
.field{margin-top:18px}
.field label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px}
.field input,.field select{
  width:100%;
  padding:12px 14px;
  border-radius:var(--r-sm);
  background:#0A0F1C;
  border:1px solid var(--line);
  color:var(--text);
  font-size:15px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 2px rgba(43,227,192,.22);
}
.field input.is-error,.field select.is-error{border-color:var(--danger)}
.form-tip{margin-top:10px;font-size:13px;color:var(--text-3)}
.form-tip.is-error{color:var(--danger)}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-3)}
.form-panel .btn{width:100%;margin-top:20px}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:1;
  background:#05080F;
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-3);max-width:300px}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-3)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- 移动底部 Tab ---------- */
.mobile-tab{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:95;
  display:none;
  background:rgba(9,13,22,.94);
  backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab ul{display:flex;height:56px}
.mobile-tab li{flex:1}
.mobile-tab a{
  position:relative;
  height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  font-size:11.5px;
  color:var(--text-3);
}
.mobile-tab a i{font-size:17px}
.mobile-tab a.is-active{color:var(--brand)}
.mobile-tab a.is-active::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  transform:translateX(-50%);
  width:26px;height:2px;
  border-radius:2px;
  background:var(--brand);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sp:72px}
  .nav-menu{display:none}
  .nav-toggle{display:grid}
  .nav-cta{display:none}
  .hero-copy h1{font-size:40px}
  .split,.cta-grid{grid-template-columns:1fr;gap:32px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .page-hero{padding:106px 0 64px}
}
@media (max-width:767px){
  :root{--sp:56px}
  .mobile-tab{display:block}
  .nav-menu{
    display:none;
    position:absolute;
    top:72px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:12px 16px 18px;
    background:rgba(9,13,22,.98);
    border-bottom:1px solid var(--line);
  }
  .nav-menu.is-open{display:flex}
  .nav-menu a{padding:13px 12px;font-size:15.5px;border-radius:10px}
  .nav-menu a::after{display:none}
  .nav-menu a.is-active{background:var(--brand-dim)}
  .hero-copy h1{font-size:31px}
  .hero-sub{font-size:15.5px}
  .section-head h2{font-size:23px}
  .split-body h2{font-size:23px}
  .num-list{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .hscroll .scroll-card{flex:0 0 72vw}
  .hero-meta{gap:14px}
  .hero-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .num-item .num{font-size:28px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero-copy h1{font-size:27px}
  .form-panel{padding:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}