/* roulang page: index */
:root{
  --bg-0:#08090B;
  --bg-1:#0E1013;
  --bg-2:#14171C;
  --bg-paper:#F2F1EC;
  --tx-1:#F4F5F7;
  --tx-2:#A2A7AE;
  --tx-3:#6C737B;
  --ink-1:#101215;
  --ink-2:#5A5F66;
  --c-primary:#C8F94B;
  --c-primary-deep:#9BD400;
  --c-accent:#FF4D8D;
  --bd-1:rgba(255,255,255,.07);
  --bd-2:rgba(255,255,255,.14);
  --glow-primary:0 0 0 1px rgba(200,249,75,.35),0 0 24px rgba(200,249,75,.15);
  --r-card:14px;
  --r-btn:8px;
  --r-input:10px;
  --r-img:12px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
h1,h2,h3,h4,p{margin:0}
.grid-container{max-width:var(--container);width:100%;margin:0 auto;padding-left:24px;padding-right:24px}
.grid-container.full{max-width:100%}
.foundation-note{color:inherit}
::selection{background:rgba(200,249,75,.3);color:#fff}

/* ---------- 通用 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--c-primary);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--c-primary);display:inline-block}
.section{padding:96px 0;position:relative}
.section--tight{padding:72px 0}
.section--bg1{background:var(--bg-1)}
.section--paper{background:var(--bg-paper);color:var(--ink-1)}
.section--paper .sec-title{color:var(--ink-1)}
.section--paper .sec-desc{color:var(--ink-2)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap}
.sec-title{font-size:clamp(26px,3.4vw,40px);line-height:1.2;font-weight:700;letter-spacing:-.01em;margin-top:10px}
.sec-desc{color:var(--tx-2);font-size:16px;max-width:620px;margin-top:12px}
.arrow-link{display:inline-flex;align-items:center;gap:8px;color:var(--tx-2);font-size:15px;font-weight:600;transition:color .2s ease,gap .2s ease}
.arrow-link i{font-size:13px;transition:transform .2s ease}
.arrow-link:hover{color:var(--c-primary);gap:12px}
.arrow-link:hover i{transform:translateX(3px)}
.hairline{height:1px;width:100%;background:var(--bd-1)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;white-space:nowrap;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.btn i{transition:transform .18s ease-out}
.btn:hover i{transform:translateX(4px)}
.btn-primary{background:var(--c-primary);color:#0A0B0D}
.btn-primary:hover{background:#D6FF66;box-shadow:var(--glow-primary);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:var(--c-primary-deep)}
.btn-ghost{border-color:rgba(255,255,255,.26);color:var(--tx-1)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-block{width:100%}

/* ---------- 顶栏 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:transparent;
  transition:background .3s ease,box-shadow .3s ease,backdrop-filter .3s ease;
}
.site-header::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--c-primary),transparent);
  opacity:0;transition:opacity .3s ease;
}
.site-header.is-stuck{background:rgba(8,9,11,.88);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--bd-1)}
.site-header.is-stuck::before{opacity:1}
.nav-inner{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:26px;height:26px;border-radius:7px;
  background:linear-gradient(135deg,var(--c-primary),#6FD3A0);
  box-shadow:0 0 16px rgba(200,249,75,.35);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border-radius:2px;background:#08090B;
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--tx-1)}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;color:var(--tx-2);padding:10px 0;font-weight:500;
  transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:2px;height:2px;width:0;
  background:var(--c-primary);border-radius:2px;
  transition:width .24s cubic-bezier(.2,.7,.2,1);
}
.nav-link:hover{color:var(--tx-1)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--tx-1);font-weight:600;text-shadow:0 0 14px rgba(200,249,75,.4)}
.nav-link.is-active::after{width:100%;box-shadow:0 0 10px rgba(200,249,75,.7)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--bd-2);border-radius:10px;
  align-items:center;justify-content:center;color:var(--tx-1);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:150px 0 88px;background:var(--bg-0)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center right;
  opacity:.32;filter:saturate(.9);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(1000px 520px at 78% 22%,rgba(200,249,75,.14),transparent 62%),
    radial-gradient(700px 420px at 12% 88%,rgba(255,77,141,.12),transparent 66%),
    linear-gradient(180deg,rgba(8,9,11,.72) 0%,rgba(8,9,11,.9) 62%,var(--bg-0) 100%);
}
.hero .grid-container{position:relative;z-index:2}
.hero-grid{align-items:center}
.hero-copy h1{
  font-size:clamp(34px,4.6vw,58px);line-height:1.12;font-weight:800;letter-spacing:-.02em;
  margin:20px 0 0;max-width:15em;
}
.hero-sub{color:var(--tx-2);font-size:17px;margin-top:20px;max-width:32em}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-stats{display:flex;gap:44px;margin-top:48px;flex-wrap:wrap}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-size:30px;font-weight:800;line-height:1.15;color:var(--c-primary);letter-spacing:-.02em}
.hero-stats span{font-size:13px;color:var(--tx-3);letter-spacing:.04em}
.hero-visual{display:flex;justify-content:flex-end}
.hero-card{
  margin:0;width:100%;max-width:420px;
  background:var(--bg-2);border:1px solid var(--bd-2);border-radius:var(--r-card);
  overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.hero-card img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:0}
.hero-card figcaption{padding:22px 24px 26px}
.hero-card h3{font-size:19px;font-weight:600;margin:0}
.hero-card p{color:var(--tx-2);font-size:14px;line-height:1.75;margin-top:8px}
.hero-line{height:1px;background:linear-gradient(90deg,transparent,var(--c-primary),transparent);opacity:.55}

/* ---------- 能力条 ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cap-item{
  background:var(--bg-1);border:1px solid var(--bd-1);border-radius:var(--r-card);
  padding:26px 24px;transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .3s ease;
}
.cap-item:hover{transform:translateY(-2px);border-color:rgba(200,249,75,.35)}
.cap-icon{
  width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:rgba(200,249,75,.1);color:var(--c-primary);font-size:16px;margin-bottom:16px;
}
.cap-item h3{font-size:17px;font-weight:600}
.cap-item p{color:var(--tx-2);font-size:14px;line-height:1.75;margin-top:8px}

/* ---------- 三步上手 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;align-items:start}
.step{padding:8px 0}
.step:nth-child(2){margin-top:26px}
.step:nth-child(3){margin-top:52px}
.step-num{
  font-size:clamp(48px,6vw,72px);font-weight:800;line-height:1;letter-spacing:-.03em;
  color:transparent;-webkit-text-stroke:1.5px rgba(16,18,21,.32);
}
.step-line{height:2px;width:44px;background:var(--ink-1);margin:18px 0 20px;border-radius:2px}
.step h3{font-size:20px;font-weight:600;color:var(--ink-1)}
.step p{color:var(--ink-2);font-size:15px;line-height:1.85;margin-top:10px}
.step-media{
  margin-top:20px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid rgba(16,18,21,.12);background:#E4E3DD;
}
.step-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.paper-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:40px;
  color:var(--ink-1);font-weight:600;font-size:15px;border-bottom:1px solid rgba(16,18,21,.3);
  padding-bottom:2px;transition:color .2s ease,gap .2s ease,border-color .2s ease;
}
.paper-link:hover{color:#2B7A0B;border-color:#2B7A0B;gap:12px}

/* ---------- Bento ---------- */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.bento-card{
  background:var(--bg-2);border:1px solid var(--bd-1);border-radius:var(--r-card);
  padding:26px;display:flex;flex-direction:column;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .3s ease;
}
.bento-card:hover{transform:translateY(-2px);border-color:rgba(200,249,75,.35)}
.bento-card:hover .bento-media img{transform:scale(1.04)}
.b-lg{grid-column:span 2;grid-row:span 2}
.b-sm{grid-column:span 1}
.b-quote{grid-column:span 3}
.bento-media{border-radius:var(--r-img);overflow:hidden;margin-bottom:22px;background:#0A0B0D}
.bento-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.tag-neon{border:1px solid rgba(200,249,75,.55);color:var(--c-primary)}
.tag-plain{background:rgba(255,255,255,.08);color:var(--tx-1)}
.bento-card h3{font-size:20px;font-weight:600;margin-top:16px;line-height:1.45}
.bento-card p{color:var(--tx-2);font-size:15px;line-height:1.8;margin-top:10px}
.bento-metric{
  margin-top:auto;padding-top:22px;display:flex;align-items:baseline;gap:12px;
  border-top:1px solid var(--bd-1);
}
.bento-metric strong{font-size:32px;font-weight:800;color:var(--c-primary);letter-spacing:-.02em;line-height:1}
.bento-metric span{font-size:13px;color:var(--tx-3)}
.b-quote{flex-direction:row;align-items:center;gap:24px;background:var(--bg-1)}
.b-quote .quote-mark{font-size:44px;line-height:1;color:var(--c-primary);font-weight:800}
.b-quote p{font-size:17px;color:var(--tx-1);margin:0}
.b-quote span{font-size:13px;color:var(--tx-3);white-space:nowrap}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px;align-items:start}
.faq-side{position:sticky;top:104px}
.faq-list{border-top:1px solid var(--bd-1)}
.faq-item{border-bottom:1px solid var(--bd-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px 22px 0;text-align:left;font-size:17px;font-weight:600;color:var(--tx-1);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary)}
.faq-q .faq-ic{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--bd-2);display:flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--tx-2);position:relative;transition:all .24s ease;
}
.faq-item.is-open .faq-ic{border-color:var(--c-primary);color:var(--c-primary);transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a-inner{
  padding:0 4px 24px 18px;border-left:3px solid var(--c-primary);
  color:var(--tx-2);font-size:16px;line-height:1.85;
}

/* ---------- 最新信息 ---------- */
.news-list{border-top:1px solid var(--bd-1)}
.news-row{
  display:grid;grid-template-columns:200px minmax(0,1fr) 40px;gap:28px;align-items:center;
  padding:26px 4px;border-bottom:1px solid var(--bd-1);
  transition:background .25s ease,padding-left .25s ease;
}
.news-row:hover{background:rgba(255,255,255,.02);padding-left:10px}
.news-meta{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.news-date{font-size:13px;color:var(--tx-3);letter-spacing:.02em}
.news-title{font-size:18px;font-weight:600;line-height:1.5;transition:color .2s ease}
.news-row:hover .news-title{color:var(--c-primary)}
.news-summary{color:var(--tx-2);font-size:14px;line-height:1.7;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-arrow{justify-self:end;color:var(--tx-3);font-size:15px;transition:transform .25s ease,color .25s ease}
.news-row:hover .news-arrow{color:var(--c-primary);transform:translateX(4px)}
.news-empty{
  border:1px dashed var(--bd-2);border-radius:var(--r-card);
  padding:52px 24px;text-align:center;color:var(--tx-2);
}
.news-empty p{margin-bottom:14px}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;overflow:hidden;border-radius:18px;
  border:1px solid rgba(200,249,75,.28);
  padding:64px;
  background:linear-gradient(140deg,rgba(20,23,28,.94),rgba(8,9,11,.96));
}
.cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.22;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center}
.cta-block h2{font-size:clamp(26px,3.2vw,38px);line-height:1.22;font-weight:700;margin-top:14px}
.cta-block p{color:var(--tx-2);font-size:16px;margin-top:16px;max-width:34em}
.cta-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.apply-form{
  background:rgba(8,9,11,.72);border:1px solid var(--bd-2);border-radius:var(--r-card);
  padding:26px;max-width:560px;width:100%;justify-self:end;
  backdrop-filter:blur(6px);
}
.apply-form h3{font-size:18px;font-weight:600}
.apply-form .field{margin-top:16px}
.apply-form label{display:block;font-size:12px;color:var(--tx-2);letter-spacing:.06em;margin-bottom:7px}
.apply-form input,.apply-form textarea{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--bd-2);
  border-radius:var(--r-input);padding:11px 14px;font-size:15px;color:var(--tx-1);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.apply-form input:focus,.apply-form textarea:focus{
  outline:none;border-color:var(--c-primary);background:rgba(200,249,75,.05);
  box-shadow:0 0 0 3px rgba(200,249,75,.12);
}
.apply-form textarea{resize:vertical;min-height:84px}
.apply-form .btn{margin-top:20px}
.form-note{font-size:13px;color:var(--c-primary);margin-top:12px;min-height:20px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-0);border-top:1px solid var(--bd-1);
  position:relative;padding:72px 0 0;margin-top:16px;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--c-primary),transparent);opacity:.6;
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:40px;padding-bottom:52px}
.footer-brand p{color:var(--tx-2);font-size:14px;line-height:1.8;margin-top:16px;max-width:30em}
.footer-col h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--tx-3);font-weight:600;margin-bottom:18px}
.footer-col li{margin-bottom:12px}
.footer-col a{color:var(--tx-2);font-size:15px}
.footer-col a:hover{color:var(--c-primary)}
.footer-col span{color:var(--tx-2);font-size:15px}
.footer-bottom{
  border-top:1px solid var(--bd-1);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--tx-3)}
.back-top{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(200,249,75,.5);
  color:var(--c-primary);display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease,box-shadow .2s ease,transform .2s ease;
}
.back-top:hover{background:rgba(200,249,75,.12);box-shadow:var(--glow-primary);transform:translateY(-2px)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease,transform .42s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important;transition-duration:.001ms!important}
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .main-nav{
    position:fixed;top:72px;left:0;right:0;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(8,9,11,.98);backdrop-filter:blur(14px);
    padding:18px 24px 40px;margin:0;display:none;
    border-top:1px solid var(--bd-1);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:18px 0;font-size:17px;border-bottom:1px solid var(--bd-1)}
  .nav-link::after{display:none}
  .nav-link.is-active{color:var(--c-primary)}
  .hero{padding:124px 0 68px}
  .hero-visual{justify-content:flex-start;margin-top:44px}
  .hero-card{max-width:100%}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr;gap:8px}
  .step:nth-child(2),.step:nth-child(3){margin-top:28px}
  .bento{grid-template-columns:repeat(2,1fr)}
  .b-lg{grid-column:span 2;grid-row:auto}
  .b-sm{grid-column:span 1}
  .b-quote{grid-column:span 2;flex-direction:column;align-items:flex-start;gap:12px}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .faq-side{position:static}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .apply-form{justify-self:stretch}
  .cta-block{padding:44px 28px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:768px){
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .hero{padding:112px 0 56px}
  .hero-stats{gap:28px;margin-top:36px}
  .hero-stats strong{font-size:24px}
  .hero-actions .btn{width:100%;height:48px}
  .news-row{grid-template-columns:1fr;gap:12px;padding:22px 0}
  .news-row:hover{padding-left:0}
  .news-arrow{display:none}
  .news-meta{flex-direction:row;align-items:center;gap:12px}
  .bento{grid-template-columns:1fr}
  .b-lg,.b-sm,.b-quote{grid-column:span 1}
  .b-quote{flex-direction:column}
  .cta-actions .btn{width:100%;height:48px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .cap-grid{grid-template-columns:1fr}
  .brand-text{font-size:15px}
  .nav-actions .btn{display:none}
  .hero-copy h1{font-size:30px}
  .sec-head{margin-bottom:28px}
}

/* roulang page: category1 */
:root{
  --bg-0:#08090B;
  --bg-1:#0E1013;
  --bg-2:#14171C;
  --bg-paper:#F2F1EC;
  --tx-1:#F4F5F7;
  --tx-2:#A2A7AE;
  --tx-3:#6C737B;
  --ink-1:#101215;
  --ink-2:#5A5F66;
  --c-primary:#C8F94B;
  --c-primary-deep:#9BD400;
  --c-accent:#FF4D8D;
  --bd-1:rgba(255,255,255,.07);
  --bd-2:rgba(255,255,255,.14);
  --glow-primary:0 0 0 1px rgba(200,249,75,.35),0 0 24px rgba(200,249,75,.15);
  --line-neon:linear-gradient(90deg,transparent,#C8F94B,transparent);
  --r-card:14px;
  --r-btn:8px;
  --r-img:12px;
  --maxw:1200px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease-out}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;color:var(--tx-1)}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:rgba(200,249,75,.28);color:#fff}

.grid-container{
  width:100%;
  max-width:var(--maxw);
  margin-left:auto;
  margin-right:auto;
  padding-left:24px;
  padding-right:24px;
}
.grid-x{display:flex;flex-wrap:wrap}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x > .cell{padding-left:12px;padding-right:12px}
.cell{min-width:0;width:100%}
@media screen and (min-width:1024px){
  .large-5{width:41.6667%}
  .large-6{width:50%}
  .large-7{width:58.3333%}
  .large-4{width:33.3333%}
  .large-8{width:66.6667%}
}
@media screen and (min-width:768px) and (max-width:1023px){
  .medium-6{width:50%}
}
@media screen and (max-width:767px){
  .grid-margin-x{margin-left:-8px;margin-right:-8px}
  .grid-margin-x > .cell{padding-left:8px;padding-right:8px}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:300;
  background:transparent;
  transition:background .28s ease,box-shadow .28s ease;
}
.site-header::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:2px;
  background:var(--line-neon);
  opacity:.9;
}
.site-header.is-scrolled{
  background:rgba(8,9,11,.88);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:0 12px 32px rgba(0,0,0,.45);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:74px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  position:relative;
  z-index:2;
  flex:0 0 auto;
}
.brand-mark{
  width:18px;height:18px;
  border-radius:4px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  transform:rotate(45deg);
  box-shadow:0 0 16px rgba(200,249,75,.45);
}
.brand-text{
  font-size:18px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--tx-1);
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:30px;
  margin-left:auto;
  margin-right:auto;
  position:relative;
  z-index:1;
}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--tx-2);
  padding:6px 2px;
  letter-spacing:.01em;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:-4px;
  width:0;height:2px;
  background:var(--c-primary);
  transition:width .22s ease-out;
}
.nav-link:hover{color:var(--tx-1)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{
  color:var(--c-primary);
  font-weight:600;
  text-shadow:0 0 18px rgba(200,249,75,.35);
}
.nav-link.is-active::after{width:100%}
.nav-actions{
  display:flex;
  align-items:center;
  gap:14px;
  position:relative;
  z-index:2;
  flex:0 0 auto;
}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid var(--bd-2);
  background:rgba(255,255,255,.04);
  color:var(--tx-1);
  font-size:17px;
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.nav-toggle:hover{border-color:rgba(200,249,75,.5);color:var(--c-primary)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:background .18s ease-out,border-color .18s ease-out,transform .18s ease-out,color .18s ease-out;
  white-space:nowrap;
}
.btn i{transition:transform .18s ease-out;font-size:13px}
.btn:hover i{transform:translateX(4px)}
.btn-primary{
  background:var(--c-primary);
  color:#0A0B0D;
}
.btn-primary:hover{background:#D6FF66;box-shadow:var(--glow-primary)}
.btn-primary:active{background:var(--c-primary-deep);transform:translateY(1px)}
.btn-outline{
  background:transparent;
  border-color:var(--bd-2);
  color:var(--tx-1);
}
.btn-outline:hover{border-color:rgba(200,249,75,.55);color:var(--c-primary)}
.btn-ghost{
  background:transparent;
  color:var(--tx-1);
  padding-left:2px;
  padding-right:2px;
}
.btn-ghost:hover{color:var(--c-primary)}
.btn:focus-visible,
.nav-toggle:focus-visible,
a:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 13px;
  font-size:12px;
  letter-spacing:.12em;
  border-radius:999px;
  border:1px solid rgba(200,249,75,.5);
  color:var(--c-primary);
  background:rgba(200,249,75,.06);
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 11px;
  font-size:12px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  color:var(--tx-1);
}
.eyebrow{
  display:block;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--c-primary);
  text-transform:uppercase;
  margin-bottom:14px;
  font-weight:600;
}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:26px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--tx-3)}
.breadcrumb li{display:flex;align-items:center;gap:10px}
.breadcrumb li + li::before{
  content:"";
  width:5px;height:5px;
  border-radius:50%;
  background:var(--c-primary);
  display:inline-block;
}
.breadcrumb a{color:var(--tx-3)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb [aria-current="page"]{color:var(--tx-2)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:34px 0 86px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center right;
  opacity:.28;
  filter:saturate(.85);
}
.hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(720px 420px at 78% 22%,rgba(200,249,75,.14),transparent 62%),
    linear-gradient(180deg,rgba(8,9,11,.55),var(--bg-0) 88%);
}
.hero .grid-container{position:relative;z-index:2}
.hero-grid{margin-top:34px}
.hero h1{
  font-size:clamp(32px,5vw,54px);
  line-height:1.12;
  letter-spacing:-.02em;
  font-weight:800;
  margin-bottom:22px;
  max-width:16em;
}
.hero h1 em{
  font-style:normal;
  color:var(--c-primary);
}
.hero-lead{
  font-size:17px;
  color:var(--tx-2);
  max-width:44em;
}
.hero-lead strong{color:var(--tx-1);font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 34px}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:36px;
  padding-top:26px;
  border-top:1px solid var(--bd-1);
}
.stat-num{
  font-size:26px;
  font-weight:800;
  color:var(--tx-1);
  line-height:1.2;
}
.stat-num span{color:var(--c-primary);font-size:15px;font-weight:600;margin-left:3px}
.stat-label{font-size:12px;color:var(--tx-3);letter-spacing:.06em}
.hero-figure{
  margin:0;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--bd-2);
  background:var(--bg-2);
  box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.hero-figure img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .4s cubic-bezier(.2,.7,.2,1);
}
.hero-figure:hover img{transform:scale(1.04)}
.hero-figure figcaption{
  padding:12px 16px;
  font-size:13px;
  color:var(--tx-3);
  border-top:1px solid var(--bd-1);
}

/* ---------- 通用板块 ---------- */
.section{padding:86px 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--bd-1);border-bottom:1px solid var(--bd-1)}
.section-head{max-width:780px;margin-bottom:52px}
.section-head h2{
  font-size:clamp(25px,3.2vw,38px);
  line-height:1.22;
  letter-spacing:-.01em;
  margin-bottom:16px;
}
.section-head p{color:var(--tx-2);margin-bottom:0}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.hairline{height:1px;background:var(--bd-1);border:0;margin:0}

/* ---------- 能力条 ---------- */
.metrics{
  background:var(--bg-1);
  border-top:1px solid var(--bd-1);
  border-bottom:1px solid var(--bd-1);
  padding:30px 0;
}
.metrics .grid-x{gap:0}
.metric{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:8px 22px;
  border-left:1px solid var(--bd-1);
}
.metric:first-child{border-left:0}
.metric i{color:var(--c-primary);font-size:17px;margin-top:6px}
.metric h3{font-size:16px;font-weight:600;margin-bottom:4px}
.metric p{font-size:14px;color:var(--tx-3);margin:0}

/* ---------- Bento 特性 ---------- */
.bento{margin-top:-12px}
.bento-item{
  height:100%;
  padding:28px 26px;
  background:var(--bg-2);
  border:1px solid var(--bd-1);
  border-radius:var(--r-card);
  margin-bottom:24px;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .3s ease,box-shadow .3s ease;
}
.bento-item:hover{
  transform:translateY(-2px);
  border-color:rgba(200,249,75,.35);
  box-shadow:0 18px 40px rgba(0,0,0,.45);
}
.icon-box{
  width:48px;height:48px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid rgba(200,249,75,.4);
  background:rgba(200,249,75,.07);
  color:var(--c-primary);
  font-size:19px;
  margin-bottom:20px;
}
.bento-item h3{font-size:20px;margin-bottom:12px}
.bento-item p{color:var(--tx-2);font-size:15.5px;margin:0}
.bento-item .num{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--tx-3);
  display:block;
  margin-bottom:14px;
}

/* ---------- 图文交替 ---------- */
.split{margin-bottom:76px}
.split:last-child{margin-bottom:0}
.split h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:18px}
.split p{color:var(--tx-2)}
.split-media{margin:0}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--bd-1);
}
.check-list{margin:22px 0 4px}
.check-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:13px;
  color:var(--tx-1);
  font-size:16px;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:8px;height:8px;
  background:var(--c-primary);
  border-radius:2px;
  box-shadow:0 0 10px rgba(200,249,75,.5);
}
.check-list li span{color:var(--tx-3);display:block;font-size:14px;line-height:1.7}
.note-box{
  margin-top:26px;
  padding:18px 20px;
  border-left:3px solid var(--c-primary);
  background:rgba(255,255,255,.03);
  border-radius:0 var(--r-btn) var(--r-btn) 0;
  font-size:15px;
  color:var(--tx-2);
}

/* ---------- 交叉链接 ---------- */
.cross-card{
  display:flex;
  gap:20px;
  align-items:center;
  height:100%;
  padding:20px;
  background:var(--bg-2);
  border:1px solid var(--bd-1);
  border-radius:var(--r-card);
  margin-bottom:24px;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .3s ease;
}
.cross-card:hover{transform:translateY(-2px);border-color:rgba(200,249,75,.35)}
.cross-card img{
  width:118px;
  flex:0 0 118px;
  aspect-ratio:1/1;
  object-fit:cover;
  border-radius:10px;
}
.cross-card h3{font-size:19px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.cross-card h3 i{font-size:13px;color:var(--c-primary);transition:transform .18s ease-out}
.cross-card:hover h3 i{transform:translateX(4px)}
.cross-card p{font-size:14.5px;color:var(--tx-2);margin:0}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  padding:74px 0;
  overflow:hidden;
  border-top:1px solid rgba(200,249,75,.28);
  border-bottom:1px solid rgba(200,249,75,.28);
}
.cta-band .cta-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(640px 340px at 22% 40%,rgba(200,249,75,.16),transparent 68%);
}
.cta-band .grid-container{position:relative;z-index:2}
.cta-band h2{
  font-size:clamp(24px,3.2vw,38px);
  letter-spacing:-.01em;
  margin-bottom:16px;
}
.cta-band p{color:var(--tx-2);max-width:46em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-side{
  padding:24px;
  border:1px solid var(--bd-2);
  border-radius:var(--r-card);
  background:rgba(8,9,11,.72);
}
.cta-side h3{font-size:17px;margin-bottom:14px}
.cta-side li{
  display:flex;
  gap:10px;
  font-size:14.5px;
  color:var(--tx-2);
  padding:9px 0;
  border-bottom:1px solid var(--bd-1);
}
.cta-side li:last-child{border-bottom:0}
.cta-side i{color:var(--c-primary);margin-top:6px;font-size:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--bd-1);
  position:relative;
  padding-top:64px;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:2px;
  background:var(--line-neon);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:0;
}
.footer-brand,.footer-col{
  padding:0 28px;
  border-left:1px solid var(--bd-1);
}
.footer-brand{border-left:0;padding-left:0}
.footer-col:last-child{padding-right:0}
.footer-brand p{
  margin-top:18px;
  font-size:14.5px;
  color:var(--tx-3);
  max-width:30em;
}
.footer-col h4{
  font-size:14px;
  letter-spacing:.08em;
  color:var(--tx-1);
  margin-bottom:16px;
  font-weight:600;
}
.footer-col ul li{margin-bottom:11px;font-size:14.5px;color:var(--tx-3)}
.footer-col ul li a{color:var(--tx-3)}
.footer-col ul li a:hover{color:var(--c-primary)}
.footer-bottom{
  margin-top:54px;
  padding:22px 0 30px;
  border-top:1px solid var(--bd-1);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.footer-bottom p{font-size:13px;color:var(--tx-3);margin:0}
.back-top{
  width:42px;height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid rgba(200,249,75,.45);
  color:var(--c-primary);
  font-size:14px;
  transition:background .2s ease,transform .2s ease;
}
.back-top:hover{background:rgba(200,249,75,.12);transform:translateY(-2px)}

/* ---------- 滚动入场 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease-out,transform .42s ease-out}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 跳到主要内容 ---------- */
.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  background:var(--c-primary);
  color:#0A0B0D;
  padding:10px 18px;
  border-radius:0 0 8px 0;
  z-index:500;
  font-size:14px;
  font-weight:600;
}
.skip-link:focus{left:0}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px 0}
  .footer-brand{padding-left:0}
  .footer-col{padding-right:0}
  .footer-col:nth-child(3){border-left:0;padding-left:0}
  .metric{border-left:0;padding:8px 0}
}
@media screen and (max-width:900px){
  .main-nav{
    position:fixed;
    inset:0;
    flex-direction:column;
    align-items:flex-start;
    justify-content:center;
    gap:4px;
    padding:104px 30px 48px;
    background:rgba(8,9,11,.97);
    -webkit-backdrop-filter:blur(14px);
    backdrop-filter:blur(14px);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .24s ease-out,transform .24s ease-out,visibility .24s;
    z-index:1;
    margin:0;
  }
  .main-nav.is-open{opacity:1;visibility:visible;transform:none}
  .main-nav .nav-link{
    display:block;
    width:100%;
    font-size:23px;
    padding:16px 0;
    border-bottom:1px solid var(--bd-1);
    color:var(--tx-1);
  }
  .main-nav .nav-link::after{bottom:0}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn-primary{display:none}
}
@media screen and (max-width:767px){
  body{font-size:16px}
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:64px 0}
  .hero{padding:20px 0 62px}
  .hero-cta{margin:22px 0 28px}
  .hero-cta .btn{width:100%;height:48px}
  .hero-stats{gap:24px}
  .stat-num{font-size:22px}
  .hero-figure{margin-top:34px}
  .section-head{margin-bottom:36px}
  .split{margin-bottom:56px}
  .cross-card{flex-direction:column;align-items:flex-start}
  .cross-card img{width:100%;flex:none;aspect-ratio:16/9}
  .cta-actions .btn{width:100%;height:48px}
  .footer-grid{grid-template-columns:1fr;gap:0}
  .footer-brand,.footer-col{border-left:0;padding:22px 0;border-top:1px solid var(--bd-1)}
  .footer-brand{border-top:0;padding-top:0}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --bg-0:#08090B; --bg-1:#0E1013; --bg-2:#14171C; --bg-3:#1B1F26;
  --tx-1:#F4F5F7; --tx-2:#A2A7AE; --tx-3:#6C737B;
  --c-primary:#C8F94B; --c-primary-deep:#9BD400; --c-accent:#FF4D8D;
  --line-neon:linear-gradient(90deg,transparent,#C8F94B,transparent);
  --bd-1:rgba(255,255,255,.07); --bd-2:rgba(255,255,255,.14);
  --glow-primary:0 0 0 1px rgba(200,249,75,.35),0 0 24px rgba(200,249,75,.15);
  --r-card:14px; --r-btn:8px; --r-img:12px; --r-input:10px;
  --ff:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --t:.22s ease;
  --t-fast:.18s ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg-0);color:var(--tx-1);
  font-family:var(--ff);font-size:16px;line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;background:transparent;transition:color var(--t),border-color var(--t),background-color var(--t),opacity var(--t);}
a:hover{color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--tx-1);}
p{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;}
::selection{background:rgba(200,249,75,.28);color:#fff;}

.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.grid-x{display:flex;flex-wrap:wrap;}

/* ============ 顶栏导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  transition:background-color .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.site-header::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:var(--line-neon);opacity:.9;
}
.site-header.is-scrolled{
  background:rgba(8,9,11,.88);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--bd-1);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:70px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:12px;height:12px;border-radius:3px;background:var(--c-primary);
  box-shadow:0 0 14px rgba(200,249,75,.65);transform:rotate(45deg);
  transition:transform var(--t);
}
.brand:hover .brand-mark{transform:rotate(135deg);}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--tx-1);white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:8px 14px;font-size:15px;color:var(--tx-2);
  border-radius:6px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease-out;
}
.nav-link:hover{color:var(--tx-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);text-shadow:0 0 14px rgba(200,249,75,.45);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);
  background:transparent;border:1px solid var(--bd-2);color:var(--tx-1);
  align-items:center;justify-content:center;transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;white-space:nowrap;
  transition:background-color var(--t-fast),color var(--t-fast),border-color var(--t-fast),box-shadow var(--t-fast),transform var(--t-fast);
}
.btn i{transition:transform var(--t-fast);}
.btn:hover i{transform:translateX(4px);}
.btn-primary{background:var(--c-primary);color:#0A0B0D;}
.btn-primary:hover{background:#D6FF66;color:#0A0B0D;box-shadow:var(--glow-primary);}
.btn-primary:active{background:var(--c-primary-deep);transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--bd-2);color:var(--tx-1);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{width:100%;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;color:var(--c-primary);font-weight:600;
}
.text-link i{transition:transform var(--t-fast);}
.text-link:hover i{transform:translateX(4px);}

/* ============ 标签/徽章 ============ */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;border:1px solid rgba(200,249,75,.5);
  color:var(--c-primary);font-size:12px;letter-spacing:.08em;
  background:rgba(200,249,75,.05);
}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:999px;background:rgba(255,255,255,.06);
  color:var(--tx-2);font-size:13px;
}
.tag:hover{color:var(--c-primary);background:rgba(200,249,75,.1);}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:14px;
}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;padding:44px 0 34px;
  background:radial-gradient(120% 90% at 12% 0%,rgba(200,249,75,.07),transparent 62%),var(--bg-0);
}
.article-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--line-neon);opacity:.45;
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--tx-3);}
.breadcrumb li{display:flex;align-items:center;gap:10px;min-width:0;}
.breadcrumb li+li::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--c-primary);
  opacity:.85;flex:0 0 auto;
}
.breadcrumb a{color:var(--tx-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb li[aria-current="page"]{
  color:var(--tx-3);max-width:420px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;
}
.article-hero h1{
  margin:24px 0 20px;max-width:940px;
  font-size:clamp(28px,4.4vw,48px);font-weight:800;line-height:1.16;
  letter-spacing:-.02em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  font-size:13.5px;color:var(--tx-3);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--c-primary);font-size:12px;opacity:.9;}

/* ============ 主体布局 ============ */
.article-main{padding:52px 0 80px;background:var(--bg-0);}
.article-layout{align-items:flex-start;}
.article-col{min-width:0;}
.sidebar{position:sticky;top:92px;}

/* ============ 目录 ============ */
.toc{
  border:1px solid var(--bd-1);background:var(--bg-1);
  border-radius:var(--r-card);padding:18px 22px;margin-bottom:38px;
}
.toc summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;
  font-size:14px;font-weight:600;color:var(--tx-1);letter-spacing:.02em;
}
.toc summary::-webkit-details-marker{display:none;}
.toc summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:11px;color:var(--tx-3);margin-left:auto;transition:transform var(--t);
}
.toc[open] summary::after{transform:rotate(180deg);}
.toc summary::before{
  content:"\f0ca";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--c-primary);
}
.toc ol{margin-top:16px;display:grid;gap:9px;counter-reset:toc;}
.toc li{counter-increment:toc;font-size:14.5px;line-height:1.6;}
.toc li a{display:block;position:relative;padding-left:28px;color:var(--tx-2);}
.toc li a::before{
  content:counter(toc,decimal-leading-zero);position:absolute;left:0;top:1px;
  font-size:12px;color:var(--c-primary);letter-spacing:.02em;
}
.toc li a:hover{color:var(--c-primary);}

/* ============ 正文排版 ============ */
.article-body{max-width:800px;font-size:17.5px;line-height:1.95;color:#E4E6EA;}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  position:relative;padding-left:20px;
  font-size:clamp(22px,2.4vw,28px);font-weight:700;
  margin:2.2em 0 .8em;color:var(--tx-1);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.42em;width:8px;height:.72em;
  background:var(--c-primary);border-radius:2px;
  box-shadow:0 0 14px rgba(200,249,75,.5);
}
.article-body h3{font-size:20px;font-weight:600;margin:1.8em 0 .6em;color:var(--tx-1);}
.article-body h4{font-size:17.5px;font-weight:600;margin:1.5em 0 .5em;color:var(--tx-1);}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(200,249,75,.35);}
.article-body a:hover{color:#D6FF66;border-bottom-color:#D6FF66;}
.article-body strong{color:#fff;font-weight:700;}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;
  border-radius:1px;background:var(--c-primary);
}
.article-body ol{counter-reset:artol;}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.55em;counter-increment:artol;}
.article-body ol li::before{
  content:counter(artol)".";
  position:absolute;left:0;top:0;color:var(--c-primary);font-weight:700;
  font-size:15px;line-height:2.3;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:3px solid var(--c-primary);
  background:rgba(255,255,255,.03);
  border-radius:0 10px 10px 0;color:var(--tx-2);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.7em 0;width:100%;object-fit:cover;background:var(--bg-2);}
.article-body figure{margin:1.7em 0;}
.article-body figcaption{font-size:13px;color:var(--tx-3);margin-top:10px;text-align:center;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15.5px;
  border:1px solid var(--bd-1);border-radius:var(--r-img);overflow:hidden;
}
.article-body th,.article-body td{
  padding:12px 14px;text-align:left;border-bottom:1px solid var(--bd-1);
}
.article-body th{background:rgba(255,255,255,.035);color:var(--tx-1);font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}
.article-body hr{border:0;height:1px;background:var(--line-neon);margin:2.4em 0;}
.article-body code{
  background:rgba(200,249,75,.1);color:var(--c-primary);
  padding:2px 7px;border-radius:6px;font-size:15px;
}
.article-body pre{
  background:var(--bg-1);border:1px solid var(--bd-1);
  border-radius:var(--r-img);padding:18px 20px;overflow:auto;font-size:15px;
}

/* ============ 空态 ============ */
.empty-state{
  border:1px dashed var(--bd-2);border-radius:var(--r-card);
  background:var(--bg-1);padding:64px 28px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--c-primary);opacity:.85;}
.empty-state h2{font-size:22px;margin:18px 0 10px;}
.empty-state p{color:var(--tx-2);font-size:15px;margin-bottom:24px;}

/* ============ 文末区 ============ */
.article-footer{
  max-width:800px;margin-top:52px;padding-top:34px;
  border-top:1px solid var(--bd-1);
  display:grid;gap:38px;
}
.footer-block-title{
  font-size:14px;font-weight:600;color:var(--tx-2);
  letter-spacing:.1em;margin-bottom:18px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.nav-post-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.nav-post{
  display:block;padding:20px 22px;border:1px solid var(--bd-1);
  border-radius:var(--r-card);background:var(--bg-2);
  transition:transform .3s cubic-bezier(.2,.7,.2,1),border-color .3s;
}
.nav-post:hover{transform:translateY(-2px);border-color:rgba(200,249,75,.35);}
.nav-post span{display:block;font-size:12px;color:var(--tx-3);letter-spacing:.1em;margin-bottom:10px;}
.nav-post strong{display:block;font-size:15.5px;font-weight:600;color:var(--tx-1);line-height:1.6;}
.nav-post.next{text-align:right;}
.rel-list{display:grid;}
.rel-item{
  display:flex;gap:16px;align-items:flex-start;padding:18px 0;
  border-bottom:1px solid var(--bd-1);
}
.rel-item:first-child{padding-top:0;}
.rel-item:last-child{border-bottom:0;padding-bottom:0;}
.rel-item img{
  width:104px;height:72px;object-fit:cover;border-radius:10px;
  flex:0 0 auto;background:var(--bg-3);
  transition:transform .4s cubic-bezier(.2,.7,.2,1);
}
.rel-item:hover img{transform:scale(1.04);}
.rel-body{min-width:0;}
.rel-body strong{display:block;font-size:16px;font-weight:600;line-height:1.55;margin-bottom:6px;}
.rel-item:hover .rel-body strong{color:var(--c-primary);}
.rel-body p{
  font-size:14px;color:var(--tx-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:8px;
}
.rel-meta{font-size:12.5px;color:var(--tx-3);}
.back-list{text-align:center;padding-top:6px;}

/* ============ 侧栏 ============ */
.side-card{
  background:var(--bg-2);border:1px solid var(--bd-1);
  border-radius:var(--r-card);padding:22px;margin-bottom:22px;
}
.side-card h3{
  display:flex;align-items:center;gap:9px;
  font-size:16px;font-weight:600;margin-bottom:16px;
}
.side-card h3::before{
  content:"";width:6px;height:15px;border-radius:2px;
  background:var(--c-primary);box-shadow:0 0 12px rgba(200,249,75,.55);
}
.mini-post{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--bd-1);}
.mini-post:first-of-type{padding-top:0;}
.mini-post:last-child{border-bottom:0;padding-bottom:0;}
.mini-post img{
  width:76px;height:56px;object-fit:cover;border-radius:8px;flex:0 0 auto;
  background:var(--bg-3);transition:transform .4s cubic-bezier(.2,.7,.2,1);
}
.mini-post:hover img{transform:scale(1.04);}
.mini-post span{display:block;font-size:14.5px;line-height:1.6;color:var(--tx-1);}
.mini-post:hover span{color:var(--c-primary);}
.mini-post em{display:block;font-style:normal;font-size:12.5px;color:var(--tx-3);margin-top:6px;}
.cat-list{display:grid;gap:10px;}
.cat-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:10px;background:rgba(255,255,255,.03);
  border:1px solid var(--bd-1);font-size:14.5px;color:var(--tx-2);
}
.cat-list a:hover{border-color:rgba(200,249,75,.4);color:var(--c-primary);background:rgba(200,249,75,.06);}
.cat-list i{font-size:11px;color:var(--tx-3);transition:transform var(--t-fast);}
.cat-list a:hover i{transform:translateX(3px);color:var(--c-primary);}
.side-cta{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,249,75,.28);border-radius:var(--r-card);
  padding:26px 22px;background:linear-gradient(160deg,rgba(200,249,75,.12),rgba(20,23,28,.95) 60%);
}
.side-cta h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.side-cta p{font-size:14px;color:var(--tx-2);line-height:1.8;margin-bottom:18px;}

/* ============ CTA 区块 ============ */
.cta-section{
  position:relative;overflow:hidden;padding:84px 0;
  border-top:1px solid var(--bd-1);border-bottom:1px solid var(--bd-1);
  background:var(--bg-0);
}
.cta-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.24;
}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,9,11,.97),rgba(8,9,11,.72) 60%,rgba(8,9,11,.9));
}
.cta-inner{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(24px,3vw,36px);line-height:1.22;margin-bottom:16px;}
.cta-copy p{font-size:16px;color:var(--tx-2);line-height:1.9;max-width:520px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.form-card{
  max-width:560px;margin-left:auto;
  background:rgba(14,16,19,.92);border:1px solid var(--bd-2);
  border-radius:var(--r-card);padding:26px 24px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:12px;letter-spacing:.06em;color:var(--tx-3);margin-bottom:8px;}
.field input,.field select{
  width:100%;height:46px;padding:0 14px;
  background:#0B0D10;border:1px solid var(--bd-2);border-radius:var(--r-input);
  color:var(--tx-1);transition:border-color var(--t),box-shadow var(--t);
}
.field input::placeholder{color:#545A62;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(200,249,75,.12);
}
.form-card .btn{margin-top:6px;height:48px;}
.form-tip{font-size:12.5px;color:var(--tx-3);margin-top:14px;line-height:1.7;}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--bg-0);padding:64px 0 0;}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:var(--line-neon);opacity:.85;
}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand p{
  margin-top:16px;font-size:14px;line-height:1.85;color:var(--tx-3);max-width:330px;
}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--tx-1);
  letter-spacing:.08em;margin-bottom:18px;
}
.footer-col ul{display:grid;gap:12px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--tx-2);line-height:1.7;}
.footer-col a:hover{color:var(--c-primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0 28px;border-top:1px solid var(--bd-1);
  font-size:13px;color:var(--tx-3);flex-wrap:wrap;
}
.back-top{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(200,249,75,.45);color:var(--c-primary);
  font-size:13px;
}
.back-top:hover{background:rgba(200,249,75,.12);box-shadow:var(--glow-primary);}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease,transform .42s ease;}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .main-nav{
    position:fixed;left:0;right:0;top:70px;
    flex-direction:column;align-items:stretch;gap:0;
    padding:14px 24px 26px;
    background:rgba(8,9,11,.97);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--bd-2);
    box-shadow:0 24px 48px rgba(0,0,0,.55);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .24s ease,transform .24s ease,visibility .24s;
    max-height:calc(100vh - 70px);overflow-y:auto;
  }
  .main-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{
    padding:15px 4px;font-size:16px;
    border-bottom:1px solid var(--bd-1);
  }
  .nav-link::after{left:4px;right:auto;width:24px;bottom:8px;}
  .nav-link:last-child{border-bottom:0;}
  .nav-toggle{display:inline-flex;}
  .sidebar{position:static;top:auto;margin-top:44px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 28px;}
  .footer-brand{grid-column:1 / -1;}
  .form-card{max-width:100%;margin:36px 0 0;}
}
@media (max-width:768px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .nav-inner{height:64px;}
  .main-nav{top:64px;max-height:calc(100vh - 64px);}
  .brand-text{font-size:15.5px;}
  .nav-actions .btn-primary{height:40px;padding:0 16px;font-size:14px;}
  .article-hero{padding:30px 0 26px;}
  .article-hero h1{margin:20px 0 16px;}
  .article-meta{gap:12px;font-size:13px;}
  .article-main{padding:36px 0 60px;}
  .article-body{font-size:16.5px;line-height:1.9;}
  .article-body h2{margin-top:1.9em;}
  .nav-post-grid{grid-template-columns:1fr;}
  .nav-post.next{text-align:left;}
  .rel-item img{width:88px;height:64px;}
  .cta-section{padding:56px 0;}
  .cta-actions .btn{width:100%;}
  .site-footer{padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:row;align-items:center;}
}
@media (max-width:520px){
  .article-hero h1{font-size:26px;}
  .breadcrumb li[aria-current="page"]{max-width:180px;}
  .toc{padding:16px 18px;}
  .side-card{padding:18px;}
  .rel-item{flex-direction:column;gap:12px;}
  .rel-item img{width:100%;height:150px;}
  .footer-bottom p{font-size:12.5px;line-height:1.7;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
  --bg-0:#08090B;
  --bg-1:#0E1013;
  --bg-2:#14171C;
  --bg-paper:#F2F1EC;
  --tx-1:#F4F5F7;
  --tx-2:#A2A7AE;
  --tx-3:#6C737B;
  --c-primary:#C8F94B;
  --c-primary-deep:#9BD400;
  --c-accent:#FF4D8D;
  --bd-1:rgba(255,255,255,.07);
  --bd-2:rgba(255,255,255,.14);
  --glow-primary:0 0 0 1px rgba(200,249,75,.35), 0 0 24px rgba(200,249,75,.15);
  --line-neon:linear-gradient(90deg,transparent,#C8F94B,transparent);
  --r-card:14px;
  --r-btn:8px;
  --r-input:10px;
  --r-img:12px;
  --f-sans:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:var(--f-sans);
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease-out,border-color .18s ease-out,background-color .18s ease-out;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:2px;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;}
p{color:var(--tx-2);}

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

/* ============ 通用排版 ============ */
h1{
  font-size:clamp(32px,5.2vw,58px);
  line-height:1.12;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--tx-1);
}
h2{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--tx-1);
}
h3{
  font-size:21px;
  line-height:1.4;
  font-weight:600;
  color:var(--tx-1);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--tx-3);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  background:var(--c-primary);
  display:inline-block;
}
.section{
  padding-top:88px;
  padding-bottom:88px;
  position:relative;
}
.section-alt{
  background:var(--bg-1);
  border-top:1px solid var(--bd-1);
  border-bottom:1px solid var(--bd-1);
}
.section-head{
  max-width:760px;
  margin-bottom:48px;
}
.section-head p{
  margin-top:16px;
  font-size:16.5px;
  color:var(--tx-2);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:46px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15.5px;
  font-weight:600;
  border:1px solid transparent;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn i{transition:transform .18s ease-out;font-size:13px;}
.btn-primary{
  background:var(--c-primary);
  color:#0B0D0F;
  border-color:var(--c-primary);
}
.btn-primary:hover{background:#D5FC6C;border-color:#D5FC6C;color:#0B0D0F;}
.btn-primary:hover i{transform:translateX(4px);}
.btn-primary:active{background:var(--c-primary-deep);border-color:var(--c-primary-deep);}
.btn-ghost{
  background:transparent;
  color:var(--tx-1);
  border-color:var(--bd-2);
}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-block{width:100%;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--c-primary);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.link-more i{font-size:12px;transition:transform .18s ease-out;}
.link-more:hover{border-color:var(--c-primary);}
.link-more:hover i{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 13px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.06em;
  line-height:1.6;
}
.badge-primary{
  border:1px solid rgba(200,249,75,.45);
  color:var(--c-primary);
  background:rgba(200,249,75,.06);
}
.badge-plain{
  background:rgba(255,255,255,.08);
  color:var(--tx-1);
}

/* ============ 顶栏导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .24s ease-out,border-color .24s ease-out,backdrop-filter .24s ease-out;
}
.site-header::before{
  content:"";
  display:block;
  height:2px;
  background:var(--line-neon);
  opacity:0;
  transition:opacity .24s ease-out;
}
.site-header.is-scrolled{
  background:rgba(8,9,11,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--bd-1);
}
.site-header.is-scrolled::before{opacity:1;}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex-shrink:0;
}
.brand-mark{
  width:20px;
  height:20px;
  border-radius:5px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  box-shadow:0 0 16px rgba(200,249,75,.35);
  position:relative;
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:5px;
  border-radius:2px;
  background:var(--bg-0);
}
.brand-text{
  font-size:17px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--tx-1);
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1 1 auto;
  justify-content:center;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  color:var(--tx-2);
  border-radius:6px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:4px;
  height:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease-out;
}
.nav-link:hover{color:var(--tx-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--tx-1);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(200,249,75,.6);}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.nav-actions .btn{min-height:42px;padding:0 18px;font-size:14.5px;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:8px;
  background:transparent;
  border:1px solid var(--bd-2);
  color:var(--tx-1);
  font-size:16px;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  padding-top:64px;
  padding-bottom:88px;
  border-bottom:1px solid var(--bd-1);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:var(--line-neon);
  opacity:.7;
}
.page-hero .glow{
  position:absolute;
  width:520px;height:520px;
  top:-180px;left:-120px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(200,249,75,.13),transparent 68%);
  pointer-events:none;
  animation:drift 16s ease-in-out infinite alternate;
}
@keyframes drift{
  from{transform:translate3d(0,0,0);}
  to{transform:translate3d(60px,40px,0);}
}
.crumbs{margin-bottom:26px;}
.crumbs ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--tx-3);
}
.crumbs li{display:inline-flex;align-items:center;gap:10px;}
.crumbs li+li::before{
  content:"";
  width:5px;height:5px;
  border-radius:50%;
  background:var(--c-primary);
  display:inline-block;
}
.crumbs a{color:var(--tx-3);}
.crumbs a:hover{color:var(--c-primary);}
.crumbs [aria-current="page"]{color:var(--tx-2);}
.page-hero h1{margin:18px 0 20px;}
.hero-lead{
  font-size:clamp(17px,1.6vw,20px);
  color:var(--tx-1);
  font-weight:500;
  max-width:560px;
}
.hero-desc{
  margin-top:16px;
  max-width:600px;
  font-size:16px;
  color:var(--tx-2);
}
.hero-desc + .hero-desc{margin-top:12px;}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-metrics{
  display:flex;
  flex-wrap:wrap;
  gap:40px;
  margin-top:44px;
  padding-top:28px;
  border-top:1px solid var(--bd-1);
}
.hero-metrics li strong{
  display:block;
  font-size:24px;
  font-weight:700;
  color:var(--c-primary);
  line-height:1.3;
}
.hero-metrics li span{
  font-size:13px;
  color:var(--tx-3);
  letter-spacing:.03em;
}
.hero-visual{position:relative;}
.hero-figure{
  position:relative;
  border:1px solid var(--bd-1);
  border-radius:18px;
  overflow:hidden;
  background:var(--bg-2);
}
.hero-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(8,9,11,.05) 40%,rgba(8,9,11,.72));
  pointer-events:none;
}
.float-card{
  position:absolute;
  left:18px;right:18px;bottom:18px;
  z-index:2;
  background:rgba(8,9,11,.82);
  border:1px solid rgba(200,249,75,.32);
  border-radius:12px;
  padding:14px 16px;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.float-card strong{
  display:block;
  font-size:14.5px;
  color:var(--tx-1);
  font-weight:600;
}
.float-card span{
  font-size:13px;
  color:var(--tx-3);
}

/* ============ 步骤时间轴 ============ */
.timeline{
  position:relative;
  padding-left:0;
}
.timeline::before{
  content:"";
  position:absolute;
  left:25px;
  top:16px;
  bottom:16px;
  width:2px;
  background:linear-gradient(180deg,rgba(200,249,75,.9),rgba(200,249,75,.08));
}
.step{
  position:relative;
  padding-left:82px;
  padding-bottom:52px;
}
.step:last-child{padding-bottom:0;}
.step-num{
  position:absolute;
  left:0;top:0;
  width:52px;height:52px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--bg-1);
  border:1px solid rgba(200,249,75,.42);
  color:var(--c-primary);
  font-weight:700;
  font-size:16px;
  letter-spacing:.02em;
  box-shadow:var(--glow-primary);
  z-index:2;
}
.step-body h3{margin-bottom:12px;}
.step-body p{font-size:16px;color:var(--tx-2);max-width:640px;}
.step-tip{
  display:inline-flex;
  gap:9px;
  align-items:flex-start;
  margin-top:14px;
  padding:11px 15px;
  border-radius:10px;
  background:rgba(200,249,75,.06);
  border:1px solid rgba(200,249,75,.2);
  font-size:14px;
  color:var(--tx-2);
  max-width:620px;
}
.step-tip i{color:var(--c-primary);font-size:13px;margin-top:5px;}
.step-figure{
  border:1px solid var(--bd-1);
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--bg-2);
}
.step-figure img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
}
.step-figure figcaption{
  padding:10px 14px;
  font-size:13px;
  color:var(--tx-3);
  border-top:1px solid var(--bd-1);
}

/* ============ 注意事项卡片 ============ */
.notice-card{
  height:100%;
  background:var(--bg-2);
  border:1px solid var(--bd-1);
  border-radius:var(--r-card);
  padding:26px 24px;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .4s cubic-bezier(.2,.7,.2,1);
}
.notice-card:hover{
  transform:translateY(-2px);
  border-color:rgba(200,249,75,.35);
}
.notice-card .icon{
  width:42px;height:42px;
  border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(200,249,75,.08);
  border:1px solid rgba(200,249,75,.28);
  color:var(--c-primary);
  font-size:16px;
  margin-bottom:18px;
}
.notice-card h3{font-size:19px;margin-bottom:10px;}
.notice-card p{font-size:15.5px;color:var(--tx-2);}

/* ============ 清单表 ============ */
.spec-wrap{
  border:1px solid var(--bd-1);
  border-radius:var(--r-card);
  background:var(--bg-2);
  overflow:hidden;
}
.spec-table{
  width:100%;
  border-collapse:collapse;
  margin:0;
  background:transparent;
}
.spec-table th,
.spec-table td{
  text-align:left;
  padding:18px 22px;
  font-size:15.5px;
  color:var(--tx-2);
  border-bottom:1px solid var(--bd-1);
  vertical-align:top;
  background:transparent;
}
.spec-table th{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--tx-3);
  font-weight:600;
  background:rgba(255,255,255,.03);
}
.spec-table tbody tr:last-child td{border-bottom:0;}
.spec-table tbody tr:hover td{background:rgba(255,255,255,.02);}
.spec-table td:first-child{
  color:var(--tx-1);
  font-weight:600;
  white-space:nowrap;
}
.spec-note{
  margin-top:18px;
  font-size:14px;
  color:var(--tx-3);
}

/* ============ 交叉链接双卡 ============ */
.cross-card{
  display:block;
  height:100%;
  background:var(--bg-1);
  border:1px solid var(--bd-1);
  border-radius:var(--r-card);
  padding:28px 26px;
  position:relative;
  overflow:hidden;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .4s cubic-bezier(.2,.7,.2,1);
}
.cross-card::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:linear-gradient(180deg,var(--c-primary),rgba(200,249,75,.1));
  opacity:.7;
}
.cross-card:hover{
  transform:translateY(-2px);
  border-color:rgba(200,249,75,.35);
}
.cross-card h3{margin:14px 0 10px;font-size:20px;}
.cross-card p{font-size:15.5px;color:var(--tx-2);}
.cross-card .link-more{margin-top:18px;}

/* ============ FAQ ============ */
.faq-side h2{margin-bottom:16px;}
.faq-side p{font-size:15.5px;color:var(--tx-2);max-width:340px;}
.faq-side{
  position:sticky;
  top:104px;
}
.faq-list .accordion{
  background:transparent;
  border:0;
  margin:0;
}
.faq-list .accordion-item{
  background:var(--bg-2);
  border:1px solid var(--bd-1);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .24s ease-out;
}
.faq-list .accordion-item:hover{border-color:var(--bd-2);}
.faq-list .accordion-item.is-active{border-color:rgba(200,249,75,.4);}
.faq-list .accordion-title{
  display:block;
  padding:20px 54px 20px 24px;
  font-size:17px;
  font-weight:600;
  color:var(--tx-1);
  background:transparent;
  border:0;
  border-radius:0;
  position:relative;
  line-height:1.6;
  transition:color .18s ease-out;
}
.faq-list .accordion-title:hover{color:var(--c-primary);}
.faq-list .accordion-title::before{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:22px;
  top:50%;
  transform:translateY(-50%);
  font-size:13px;
  color:var(--c-primary);
  border:0;
  width:auto;
  height:auto;
  margin:0;
  transition:transform .24s ease-out;
}
.faq-list .accordion-item.is-active .accordion-title{color:var(--c-primary);}
.faq-list .accordion-item.is-active .accordion-title::before{
  content:"\f068";
}
.faq-list .accordion-content{
  background:transparent;
  border:0;
  padding:0 24px 22px;
  color:var(--tx-2);
  font-size:16px;
  line-height:1.85;
  position:relative;
}
.faq-list .accordion-content::before{
  content:"";
  position:absolute;
  left:0;top:2px;
  width:3px;height:calc(100% - 26px);
  background:var(--c-primary);
  box-shadow:0 0 12px rgba(200,249,75,.5);
  opacity:.85;
}

/* ============ CTA ============ */
.cta-section{
  position:relative;
  padding-top:88px;
  padding-bottom:88px;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-top:1px solid var(--bd-1);
}
.cta-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(8,9,11,.96) 0%,rgba(8,9,11,.86) 55%,rgba(8,9,11,.94) 100%);
}
.cta-inner{position:relative;z-index:2;}
.cta-panel{
  border:1px solid rgba(200,249,75,.28);
  border-radius:20px;
  padding:44px 42px;
  background:rgba(14,16,19,.72);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  box-shadow:0 0 44px rgba(200,249,75,.07);
}
.cta-panel h2{margin-bottom:16px;}
.cta-panel > p{font-size:16.5px;color:var(--tx-2);max-width:620px;}
.open-form{max-width:560px;margin-top:32px;}
.form-row{margin-bottom:18px;}
.form-row label{
  display:block;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--tx-3);
  margin-bottom:8px;
}
.form-row input,
.form-row select,
.form-row textarea{
  width:100%;
  background:rgba(8,9,11,.7);
  border:1px solid var(--bd-2);
  border-radius:var(--r-input);
  color:var(--tx-1);
  font-size:15.5px;
  font-family:inherit;
  padding:12px 14px;
  line-height:1.6;
  transition:border-color .18s ease-out,background-color .18s ease-out;
  box-shadow:none;
  margin:0;
  height:auto;
}
.form-row textarea{resize:vertical;min-height:88px;}
.form-row input::placeholder,
.form-row textarea::placeholder{color:#5C6268;}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  background:rgba(8,9,11,.9);
  box-shadow:0 0 0 3px rgba(200,249,75,.12);
}
.form-row select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--tx-2) 50%),linear-gradient(135deg,var(--tx-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.form-tip{
  margin-top:16px;
  font-size:13.5px;
  color:var(--tx-3);
  line-height:1.75;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-0);
  position:relative;
  padding-top:72px;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:var(--line-neon);
  opacity:.75;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:0;
  padding-bottom:56px;
}
.footer-grid > div{
  padding:0 28px;
  border-left:1px solid var(--bd-1);
}
.footer-grid > div:first-child{
  padding-left:0;
  border-left:0;
}
.footer-grid > div:last-child{padding-right:0;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{
  font-size:14.5px;
  color:var(--tx-2);
  max-width:320px;
  line-height:1.8;
}
.footer-col h4{
  font-size:13px;
  letter-spacing:.1em;
  color:var(--tx-3);
  font-weight:600;
  margin-bottom:18px;
}
.footer-col ul li{margin-bottom:11px;font-size:14.5px;}
.footer-col ul li a{color:var(--tx-2);}
.footer-col ul li a:hover{color:var(--c-primary);}
.footer-col ul li span{color:var(--tx-2);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 0 30px;
  border-top:1px solid var(--bd-1);
}
.footer-bottom p{font-size:13.5px;color:var(--tx-3);}
.back-top{
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid rgba(200,249,75,.4);
  color:var(--c-primary);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  flex-shrink:0;
}
.back-top:hover{background:rgba(200,249,75,.1);border-color:var(--c-primary);}

/* ============ 入场动效 ============ */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .42s cubic-bezier(.2,.7,.2,1),transform .42s cubic-bezier(.2,.7,.2,1);
}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:fixed;
    top:74px;left:0;right:0;bottom:0;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:10px;
    padding:28px 24px 48px;
    background:rgba(8,9,11,.97);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    transform:translateY(-10px);
    opacity:0;
    pointer-events:none;
    transition:opacity .24s ease-out,transform .24s ease-out;
    overflow-y:auto;
  }
  .main-nav.is-open{opacity:1;transform:none;pointer-events:auto;}
  .main-nav .nav-link{
    width:100%;
    padding:16px 18px;
    font-size:17px;
    border:1px solid var(--bd-1);
    border-radius:10px;
    color:var(--tx-1);
  }
  .main-nav .nav-link::after{display:none;}
  .main-nav .nav-link.is-active{
    border-color:rgba(200,249,75,.45);
    box-shadow:var(--glow-primary);
    color:var(--c-primary);
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:36px 0;
  }
  .footer-grid > div{padding:0 22px;}
  .footer-grid > div:nth-child(odd){padding-left:0;border-left:0;}
  .footer-grid > div:nth-child(even){padding-right:0;}
  .faq-side{position:static;margin-bottom:34px;}
  .page-hero{padding-top:48px;padding-bottom:64px;}
}

@media (max-width:768px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding-top:64px;padding-bottom:64px;}
  .cta-section{padding-top:64px;padding-bottom:64px;}
  .nav-inner{height:64px;}
  .brand-text{font-size:16px;}
  .main-nav{top:66px;padding:22px 16px 40px;}
  .hero-metrics{gap:26px;margin-top:34px;}
  .hero-metrics li strong{font-size:21px;}
  .timeline::before{left:21px;}
  .step{padding-left:66px;padding-bottom:42px;}
  .step-num{width:44px;height:44px;font-size:14.5px;}
  .cta-panel{padding:30px 22px;border-radius:16px;}
  .page-hero h1{margin:14px 0 16px;}
  .footer-grid{grid-template-columns:1fr;gap:0;}
  .footer-grid > div{
    padding:26px 0;
    border-left:0;
    border-top:1px solid var(--bd-1);
  }
  .footer-grid > div:first-child{border-top:0;padding-top:0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:16px;}

  .spec-wrap{border:0;background:transparent;overflow:visible;}
  .spec-table,
  .spec-table tbody,
  .spec-table tr,
  .spec-table td{display:block;width:100%;}
  .spec-table thead{display:none;}
  .spec-table tr{
    border:1px solid var(--bd-1);
    border-radius:12px;
    background:var(--bg-2);
    margin-bottom:14px;
    padding:6px 0;
  }
  .spec-table td,
  .spec-table tbody tr:hover td{
    border:0;
    padding:9px 18px;
    background:transparent;
    white-space:normal;
  }
  .spec-table td:first-child{padding-top:16px;}
  .spec-table td:last-child{padding-bottom:16px;}
  .spec-table td::before{
    content:attr(data-label);
    display:block;
    font-size:12px;
    letter-spacing:.08em;
    color:var(--tx-3);
    margin-bottom:3px;
  }
}

@media (max-width:520px){
  h1{font-size:29px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;min-height:48px;}
  .nav-actions .btn{padding:0 14px;font-size:14px;}
  .step{padding-left:58px;}
  .timeline::before{left:17px;}
  .step-num{width:38px;height:38px;font-size:13px;}
  .faq-list .accordion-title{font-size:16px;padding:17px 48px 17px 18px;}
  .faq-list .accordion-content{padding:0 18px 18px;}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category3 */
:root{
  --bg-0:#08090B;
  --bg-1:#0E1013;
  --bg-2:#14171C;
  --bg-paper:#F2F1EC;
  --tx-1:#F4F5F7;
  --tx-2:#A2A7AE;
  --tx-3:#6C737B;
  --c-primary:#C8F94B;
  --c-primary-deep:#9BD400;
  --c-accent:#FF4D8D;
  --bd-1:rgba(255,255,255,.07);
  --bd-2:rgba(255,255,255,.14);
  --glow-primary:0 0 0 1px rgba(200,249,75,.35),0 0 24px rgba(200,249,75,.15);
  --r-card:14px;
  --r-btn:8px;
  --r-input:10px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
figure{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.22}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0}
:focus{outline:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}

h1{font-size:clamp(34px,6vw,58px);line-height:1.1;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.4vw,38px);font-weight:700;letter-spacing:-.02em}
h3{font-size:20px;font-weight:600;line-height:1.4}
h4{font-size:14px;font-weight:600;letter-spacing:.08em}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .18s ease,box-shadow .2s ease;
}
.btn i{font-size:13px;transition:transform .2s ease}
.btn-primary{background:var(--c-primary);color:#0A0C0E;border-color:var(--c-primary)}
.btn-primary:hover{background:#D8FF6C;border-color:#D8FF6C;transform:translateY(-1px);box-shadow:0 0 22px rgba(200,249,75,.28)}
.btn-primary:active{transform:translateY(0);background:var(--c-primary-deep)}
.btn-ghost{background:transparent;color:var(--tx-1);border-color:var(--bd-2)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn:hover i.fa-arrow-right{transform:translateX(4px)}
.btn-block{width:100%}

.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary)}
.link-more i{font-size:12px;transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:999px;font-size:12px;letter-spacing:.08em;
  border:1px solid rgba(200,249,75,.6);color:var(--c-primary);
}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  font-size:12px;color:var(--tx-1);background:rgba(255,255,255,.08);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.16em;font-weight:600;color:var(--c-primary);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--c-primary)}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:transparent;
  transition:background .28s ease,box-shadow .28s ease;
}
.site-header::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--c-primary),transparent);
  opacity:0;transition:opacity .28s ease;
}
.site-header.is-scrolled{background:rgba(8,9,11,.88);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--bd-1)}
.site-header.is-scrolled::before{opacity:1}

.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:12px;height:12px;border-radius:3px;background:var(--c-primary);
  transform:rotate(45deg);box-shadow:0 0 14px rgba(200,249,75,.65);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}

.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:12px 14px;border-radius:6px;
  font-size:15px;color:var(--tx-2);transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease;
}
.nav-link:hover{color:var(--tx-1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--tx-1)}
.nav-link.is-active::after{transform:scaleX(1);box-shadow:0 0 10px rgba(200,249,75,.75)}

.nav-actions{display:flex;align-items:center;gap:12px;position:relative;z-index:90}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--bd-2);color:var(--tx-1);cursor:pointer;
  align-items:center;justify-content:center;transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}
.nav-toggle i{font-size:16px}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;
  padding:72px 0 84px;
  background:
    radial-gradient(110% 80% at 8% 0%,rgba(200,249,75,.09),transparent 58%),
    radial-gradient(90% 70% at 96% 12%,rgba(255,77,141,.07),transparent 60%),
    var(--bg-0);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(200,249,75,.45),transparent);
}
.hero-grid{align-items:center}
.hero-copy{padding-bottom:8px}
.breadcrumb{margin-bottom:26px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--tx-3)}
.breadcrumb li{display:inline-flex;align-items:center;gap:10px}
.breadcrumb li+li::before{
  content:"";width:5px;height:5px;border-radius:50%;
  background:var(--c-primary);display:inline-block;
}
.breadcrumb a{color:var(--tx-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--c-primary)}

.hero-lead{margin-top:22px;font-size:17px;color:var(--tx-2);max-width:560px}
.hero-lead--sub{margin-top:14px;font-size:16px;color:var(--tx-3)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:36px;margin-top:44px;padding-top:26px;border-top:1px solid var(--bd-1)}
.hero-metrics div{display:flex;flex-direction:column;gap:2px}
.hero-metrics strong{font-size:24px;font-weight:800;color:var(--c-primary);letter-spacing:-.02em}
.hero-metrics span{font-size:13px;color:var(--tx-3)}

.hero-visual{padding-bottom:8px}
.shot{
  position:relative;border-radius:16px;overflow:hidden;
  border:1px solid var(--bd-2);aspect-ratio:4/3;background:var(--bg-2);
}
.shot img{width:100%;height:100%;object-fit:cover}
.shot figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:40px 20px 16px;font-size:13px;color:#E7E9EC;
  background:linear-gradient(180deg,transparent,rgba(8,9,11,.92));
}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:var(--bg-1)}
.section-head{max-width:720px;margin-bottom:44px}
.sec-sub{margin-top:16px;font-size:16px;color:var(--tx-2);max-width:640px}

/* ---------- 准备事项 ---------- */
.prep-band{
  display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.6fr);
  gap:48px;align-items:start;
  background:var(--bg-2);border:1px solid var(--bd-1);border-radius:18px;
  padding:40px;
}
.prep-band h2{font-size:clamp(22px,2.4vw,28px)}
.prep-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.prep-list li{padding-left:16px;border-left:1px solid var(--bd-2);transition:border-color .3s ease}
.prep-list li:hover{border-left-color:var(--c-primary)}
.prep-list .num{
  display:block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--c-primary);margin-bottom:8px;
}
.prep-list h3{font-size:17px;margin-bottom:8px}
.prep-list p{font-size:15px;color:var(--tx-2)}

/* ---------- 问答分组 ---------- */
.qa-group{margin-bottom:56px}
.qa-group:last-child{margin-bottom:0}
.qa-group-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:14px;margin-bottom:22px}
.qa-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  border:1px solid rgba(200,249,75,.5);color:var(--c-primary);
  font-size:14px;font-weight:700;
}
.qa-group-head h2{font-size:clamp(20px,2.2vw,26px)}
.qa-group-head p{flex:1 1 320px;font-size:15px;color:var(--tx-3)}

.qa .accordion-item{
  background:var(--bg-2);border:1px solid var(--bd-1);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .25s ease,background .25s ease;
}
.qa .accordion-item:hover{border-color:var(--bd-2)}
.qa .accordion-item.is-open{border-color:rgba(200,249,75,.38);background:#161A20}
.qa .accordion-title-wrap{margin:0}
.qa .accordion-title{
  display:block;width:100%;text-align:left;cursor:pointer;
  padding:20px 56px 20px 24px;position:relative;
  font-size:17px;font-weight:600;line-height:1.5;color:var(--tx-1);
  transition:color .2s ease;
}
.qa .accordion-title:hover{color:var(--c-primary)}
.qa .accordion-title::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:24px;top:23px;font-size:12px;color:var(--tx-3);
  transition:transform .28s ease,color .28s ease;
}
.qa .accordion-item.is-open .accordion-title::after{transform:rotate(180deg);color:var(--c-primary)}
.qa .accordion-content{max-height:0;overflow:hidden;transition:max-height .3s ease}
.qa .accordion-item.is-open .accordion-content{max-height:880px}
.qa .accordion-content-inner{
  margin:0 24px 22px;padding-left:18px;
  border-left:3px solid transparent;
  color:var(--tx-2);font-size:16px;line-height:1.85;
  opacity:0;transition:opacity .3s ease,border-color .3s ease;
}
.qa .accordion-item.is-open .accordion-content-inner{opacity:1;border-left-color:var(--c-primary)}

/* ---------- 卡片 ---------- */
.card{
  background:var(--bg-2);border:1px solid var(--bd-1);border-radius:var(--r-card);
  padding:26px;height:100%;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),border-color .3s ease,box-shadow .3s ease;
}
.card:hover{transform:translateY(-2px);border-color:rgba(200,249,75,.35);box-shadow:0 0 0 1px rgba(200,249,75,.14)}
.card-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;margin-bottom:18px;
  background:rgba(200,249,75,.1);border:1px solid rgba(200,249,75,.35);
  color:var(--c-primary);font-size:17px;
}
.card h3{margin-bottom:10px}
.card p{font-size:15px;color:var(--tx-2)}
.channel-row{margin-top:-12px}
.channel-cell{padding-top:24px}
.mini-list{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;padding-top:16px;border-top:1px solid var(--bd-1)}
.mini-list li{font-size:12px;color:var(--tx-3);letter-spacing:.04em}

/* ---------- 表单 ---------- */
.ask-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:56px;align-items:start;
}
.ask-copy h2{margin-bottom:16px}
.ask-copy p{font-size:16px;color:var(--tx-2)}
.ask-points{margin-top:26px;display:grid;gap:14px}
.ask-points li{display:flex;gap:12px;font-size:15px;color:var(--tx-2)}
.ask-points i{color:var(--c-primary);font-size:13px;margin-top:7px}

.form-card{
  background:var(--bg-2);border:1px solid var(--bd-1);border-radius:var(--r-card);
  padding:32px;max-width:560px;width:100%;
}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1 / -1}
.field label{font-size:12px;letter-spacing:.08em;color:var(--tx-2)}
.field input,.field select,.field textarea{
  width:100%;background:#0B0D10;color:var(--tx-1);
  border:1px solid var(--bd-1);border-radius:var(--r-input);
  padding:12px 14px;font-size:15px;line-height:1.6;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:118px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#565C64}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(200,249,75,.14);
}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-note{font-size:13px;color:var(--tx-3)}
.form-note.is-ok{color:var(--c-primary)}

/* ---------- 服务承诺 ---------- */
.pledge-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--bd-1);border:1px solid var(--bd-1);border-radius:var(--r-card);overflow:hidden}
.pledge{background:var(--bg-2);padding:26px 24px;transition:background .3s ease}
.pledge:hover{background:#181C22}
.pledge h3{font-size:16px;margin-bottom:8px}
.pledge p{font-size:14px;color:var(--tx-3)}
.pledge .pledge-tag{display:block;font-size:12px;letter-spacing:.14em;color:var(--c-primary);margin-bottom:12px}

/* ---------- 底部 CTA ---------- */
.cta-section{padding:88px 0}
.cta-band{
  position:relative;border-radius:20px;overflow:hidden;
  padding:68px 56px;
  border:1px solid rgba(200,249,75,.32);
  background:#0B0D10 url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,9,11,.95) 12%,rgba(8,9,11,.72) 62%,rgba(8,9,11,.88));
}
.cta-inner{position:relative;z-index:2;max-width:660px}
.cta-inner h2{margin-bottom:16px}
.cta-inner p{font-size:16px;color:var(--tx-2);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.cta-meta{margin-top:26px;display:flex;flex-wrap:wrap;gap:26px;font-size:13px;color:var(--tx-3)}
.cta-meta span{display:inline-flex;align-items:center;gap:8px}
.cta-meta i{color:var(--c-primary);font-size:12px}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--bg-0);border-top:1px solid var(--bd-1)}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--c-primary),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  padding:64px 0 40px;
}
.footer-brand{padding-right:40px}
.footer-brand p{margin-top:18px;font-size:14px;color:var(--tx-3);max-width:320px}
.footer-brand .brand{margin-bottom:4px}
.footer-col{padding-left:32px;border-left:1px solid var(--bd-1)}
.footer-col h4{color:var(--tx-1);margin-bottom:18px;letter-spacing:.1em}
.footer-col ul{display:grid;gap:12px}
.footer-col li{font-size:14px;color:var(--tx-3)}
.footer-col a{color:var(--tx-2);transition:color .2s ease}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0 34px;border-top:1px solid var(--bd-1);
}
.footer-bottom p{font-size:13px;color:var(--tx-3)}
.back-top{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  border:1px solid rgba(200,249,75,.5);color:var(--c-primary);font-size:13px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.back-top:hover{background:var(--c-primary);color:#0A0C0E;transform:translateY(-2px)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s ease,transform .42s ease}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .footer-col:last-child{display:none}
}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .main-nav{
    position:fixed;inset:0;z-index:70;
    display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px;
    padding:96px 24px 48px;
    background:rgba(8,9,11,.97);backdrop-filter:blur(14px);
    opacity:0;transform:translateY(-10px);pointer-events:none;
    transition:opacity .28s ease,transform .28s ease;
  }
  .main-nav.is-open{opacity:1;transform:none;pointer-events:auto}
  .nav-link{
    width:100%;max-width:340px;text-align:center;
    padding:16px 20px;font-size:18px;
    border:1px solid var(--bd-1);border-radius:10px;
  }
  .nav-link::after{display:none}
  .nav-link:hover{border-color:var(--bd-2)}
  .nav-link.is-active{border-color:var(--c-primary);color:var(--c-primary);box-shadow:var(--glow-primary)}
  body.nav-open{overflow:hidden}

  .hero-grid > .cell{width:100%}
  .hero-visual{margin-top:44px}
  .prep-band{grid-template-columns:1fr;gap:32px;padding:32px}
  .prep-list{grid-template-columns:1fr;gap:20px}
  .ask-wrap{grid-template-columns:1fr;gap:36px}
  .form-card{max-width:100%}
  .pledge-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .page-hero{padding:44px 0 60px}
  .hero-lead{font-size:16px}
  .hero-metrics{gap:26px;margin-top:32px}
  .hero-metrics strong{font-size:20px}
  .hero-actions .btn{flex:1 1 100%}
  .btn{height:48px}
  .card{padding:20px}
  .qa .accordion-title{padding:18px 52px 18px 20px;font-size:16px}
  .qa .accordion-title::after{right:20px;top:20px}
  .qa .accordion-content-inner{margin:0 20px 20px}
  .qa-group-head p{flex:1 1 100%}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:22px}
  .pledge-grid{grid-template-columns:1fr}
  .cta-band{padding:44px 24px}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;padding:48px 0 28px}
  .footer-col{padding-left:0;border-left:0;border-top:1px solid var(--bd-1);padding-top:24px;margin-top:24px}
  .footer-brand{padding-right:0}
  .footer-col:last-child{display:block}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:14px}
}
@media (max-width:479px){
  .brand-text{font-size:16px}
  .hero-metrics{flex-direction:column;gap:16px}
  .cta-meta{gap:14px;flex-direction:column}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}