/* roulang page: index */
/* ============ 1. 设计变量 ============ */
:root{
  --bg:#0A0D0E;
  --bg-soft:#10161A;
  --panel:#141B20;
  --panel-2:#1A2228;
  --line:rgba(255,255,255,.08);
  --line-hot:rgba(0,224,184,.35);
  --text:#EAF2F2;
  --text-dim:#9DB0B4;
  --text-mute:#6C7D81;
  --primary:#00E0B8;
  --primary-ink:#04211C;
  --accent:#FF3E7A;
  --gold:#FFC24B;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(0,224,184,.28),0 0 24px rgba(0,224,184,.16);
  --maxw:1200px;
  --gap:24px;
}

/* ============ 2. Reset 与基础排版 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-sm)}
a{color:inherit;text-decoration:none;transition:color .25s ease,opacity .25s ease}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.01em}
p{margin:0 0 20px;color:var(--text-dim)}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
input,textarea,select{font:inherit}
strong{color:var(--text);font-weight:600}
::selection{background:rgba(0,224,184,.28);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ============ 3. 容器与板块 ============ */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0;position:relative}
.section--tight{padding:72px 0}
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.section-head .eyebrow{margin-bottom:10px}
.section-head h2{font-size:28px}
.section-head .head-desc{margin-top:12px;max-width:640px;font-size:15px;color:var(--text-mute)}
.section-head .head-link{font-size:15px;color:var(--primary);display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.section-head .head-link i{transition:transform .25s ease}
.section-head .head-link:hover i{transform:translateX(4px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--primary);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--primary);box-shadow:0 0 10px var(--primary)}

/* ============ 4. 按钮与标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:all .25s ease;white-space:nowrap;line-height:1;
}
.btn-primary{background:var(--primary);color:var(--primary-ink);box-shadow:0 6px 18px rgba(0,224,184,.18)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--line-hot)}
.btn-ghost:hover{background:rgba(0,224,184,.08);box-shadow:var(--glow)}
.btn-ghost:active{transform:translateY(1px)}
.btn-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:15px;font-weight:600;background:none;border:0;padding:0}
.btn-link i{transition:transform .25s ease}
.btn-link:hover i{transform:translateX(3px)}
.btn-block{width:100%}
.btn-lg{height:50px;font-size:16px;padding:0 30px}

.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12.5px;letter-spacing:.04em;font-weight:600;line-height:1.6}
.pill-primary{background:var(--primary);color:var(--primary-ink)}
.pill-accent{background:var(--accent);color:#2A0416}
.pill-gold{border:1px solid rgba(255,194,75,.45);color:var(--gold);background:rgba(255,194,75,.08)}
.pill-soft{background:rgba(255,255,255,.06);color:var(--text-dim)}
.badge-line{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--primary);border:1px solid var(--line-hot);border-radius:6px;padding:3px 9px;letter-spacing:.04em}

/* ============ 5. 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;height:68px;
  background:rgba(10,13,14,.93);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.6),transparent);
  opacity:.8;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;color:var(--text)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,#00E0B8,#009C80);color:var(--primary-ink);
  font-weight:800;font-size:14px;box-shadow:var(--glow);flex:none;
}
.logo:hover .logo-mark{filter:brightness(1.08)}
.nav-main{display:flex;align-items:center;gap:2px}
.nav-main a{
  position:relative;display:inline-block;padding:8px 13px;border-radius:var(--r-sm);
  font-size:15px;color:var(--text-dim);
}
.nav-main a:hover{color:var(--primary)}
.nav-main a.active{color:var(--primary);background:rgba(0,224,184,.07);box-shadow:inset 0 0 0 1px rgba(0,224,184,.18)}
.nav-main a.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-3px;
  width:24px;height:2px;border-radius:2px;background:var(--primary);box-shadow:0 0 10px var(--primary);
}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  align-items:center;justify-content:center;font-size:16px;transition:all .25s ease;
}
.nav-toggle:hover{border-color:var(--line-hot);color:var(--primary)}
.mobile-nav{
  display:none;position:fixed;top:68px;left:0;right:0;bottom:0;z-index:79;
  background:rgba(10,13,14,.98);backdrop-filter:blur(8px);
  padding:12px 24px 32px;overflow-y:auto;
}
.mobile-nav.open{display:block}
.mobile-nav a{
  display:block;padding:16px 4px;font-size:16px;color:var(--text-dim);
  border-bottom:1px solid var(--line);
}
.mobile-nav a:hover,.mobile-nav a.active{color:var(--primary)}
.mobile-nav .mobile-cta{margin-top:24px;display:block}
.mobile-nav .btn{width:100%}

/* ============ 6. Hero ============ */
.hero{
  position:relative;padding:84px 0 96px;overflow:hidden;
  background:
    radial-gradient(900px 480px at 80% -12%,rgba(0,224,184,.12),transparent 62%),
    radial-gradient(700px 420px at 6% 105%,rgba(255,62,122,.07),transparent 60%),
    var(--bg);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:42px;margin:18px 0 20px}
.hero h1 span{color:var(--primary)}
.hero-sub{font-size:18px;color:var(--text-dim);max-width:560px;line-height:1.85}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-trust{display:flex;gap:28px;margin-top:38px;flex-wrap:wrap}
.hero-trust li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-mute)}
.hero-trust i{color:var(--primary);font-size:14px}
.hero-visual{position:relative}
.hero-visual::before{
  content:"";position:absolute;top:-60px;right:-40px;width:220px;height:420px;
  background:linear-gradient(180deg,rgba(0,224,184,.22),transparent 80%);
  transform:skewX(-16deg);filter:blur(6px);pointer-events:none;
}
.hero-visual img{border-radius:var(--r-lg);box-shadow:var(--shadow-card);opacity:.9}
.hero-visual .visual-frame{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.hero-visual .visual-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,13,14,.15),rgba(10,13,14,.85));
}
.login-card{
  position:relative;z-index:2;margin:-116px 24px 0;padding:22px;
  background:rgba(20,27,32,.96);border:1px solid var(--line-hot);
  border-radius:var(--r-md);box-shadow:var(--shadow-card);
}
.login-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;font-size:14px;color:var(--text)}
.dot-live{width:9px;height:9px;border-radius:50%;background:var(--primary);display:inline-block;margin-right:8px;box-shadow:0 0 10px var(--primary)}
.field-block{margin-bottom:14px}
.field-label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:7px}
.field-fake{
  height:46px;display:flex;align-items:center;justify-content:space-between;
  padding:0 14px;border-radius:var(--r-sm);background:var(--bg-soft);
  border:1px solid var(--line);font-size:14px;color:var(--text-mute);
}
.field-fake .caret{width:1px;height:18px;background:var(--primary);animation:blink 1.2s steps(1) infinite}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}
.fake-submit{
  height:46px;border-radius:var(--r-sm);background:var(--primary);color:var(--primary-ink);
  display:flex;align-items:center;justify-content:center;font-weight:600;font-size:15px;margin-top:18px;
}
.login-foot{display:flex;justify-content:space-between;font-size:12.5px;color:var(--text-mute);margin-top:14px;gap:10px;flex-wrap:wrap}

/* ============ 7. 优势带 ============ */
.adv{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft)}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.adv-item{padding:36px 28px;border-right:1px solid var(--line);transition:background .25s ease}
.adv-item:last-child{border-right:0}
.adv-item:hover{background:rgba(0,224,184,.04)}
.adv-num{font-size:13px;color:var(--primary);font-weight:700;letter-spacing:.1em;display:flex;align-items:center;gap:10px}
.adv-num::after{content:"";width:26px;height:2px;background:var(--primary);border-radius:2px;box-shadow:0 0 8px var(--primary)}
.adv-item h3{font-size:18px;margin:16px 0 10px}
.adv-item p{font-size:14.5px;line-height:1.75;color:var(--text-dim)}

/* ============ 8. 主推网格 ============ */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--line-hot);box-shadow:var(--shadow-card),var(--glow)}
.card-media{position:relative;border-radius:var(--r-sm);overflow:hidden;margin-bottom:18px;aspect-ratio:16/9;background:var(--panel-2)}
.card-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.card-media .corner{position:absolute;top:12px;left:12px}
.card h3{font-size:19px;margin-bottom:10px}
.card p{font-size:14.5px;line-height:1.75;color:var(--text-dim)}
.card-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--line)}
.card-foot .status{font-size:13.5px;color:var(--gold);display:inline-flex;align-items:center;gap:7px}
.card-foot .status i{font-size:12px}
.card .btn{height:38px;padding:0 16px;font-size:14px}

/* ============ 9. 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:12px}
.step{padding:0 22px 0 0;position:relative}
.step::before{
  content:"";position:absolute;top:16px;left:40px;right:-6px;height:1px;
  background:linear-gradient(90deg,rgba(0,224,184,.5),rgba(0,224,184,.08));
}
.step:last-child::before{display:none}
.step-dot{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:var(--panel);border:1px solid var(--line-hot);color:var(--primary);
  font-size:13px;font-weight:700;margin-bottom:18px;position:relative;z-index:2;
  box-shadow:0 0 0 6px rgba(0,224,184,.05);
}
.step h3{font-size:18px;margin-bottom:10px}
.step p{font-size:14.5px;line-height:1.75;color:var(--text-dim)}

/* ============ 10. 最新信息列表 ============ */
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:grid;grid-template-columns:150px 1fr;gap:22px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;position:relative;overflow:hidden;
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
}
.news-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--primary);transform:scaleY(0);transform-origin:top;
  transition:transform .25s ease;
}
.news-item:hover{background:var(--panel-2);border-color:var(--line-hot);transform:translateY(-2px)}
.news-item:hover::before{transform:scaleY(1)}
.news-thumb{border-radius:var(--r-sm);overflow:hidden;aspect-ratio:4/3;background:var(--panel-2)}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0}
.news-body{display:flex;flex-direction:column}
.news-body h3{font-size:18px;margin-bottom:8px}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{font-size:14.5px;color:var(--text-dim);line-height:1.75;margin-bottom:14px}
.news-meta{margin-top:auto;display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-mute);flex-wrap:wrap}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  padding:56px 24px;background:var(--panel);border:1px dashed var(--line);border-radius:var(--r-md);
  text-align:center;
}
.empty-state i{font-size:26px;color:var(--text-mute)}
.empty-state p{font-size:15px;color:var(--text-dim);margin:0}

/* ============ 11. 评价轮播 ============ */
.orbit-wrap{position:relative}
.orbit{background:transparent}
.orbit-container{border-radius:var(--r-md);background:transparent}
.orbit-slide{padding:0}
.quote-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:32px;margin:0 0 4px;
}
.quote-score{display:flex;align-items:center;gap:6px;color:var(--gold);font-size:14px;font-weight:600;margin-bottom:16px}
.quote-card blockquote{margin:0 0 20px;font-size:17px;line-height:1.85;color:var(--text)}
.quote-user{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--text-mute)}
.quote-avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:var(--panel-2);border:1px solid var(--line-hot);color:var(--primary);font-weight:700;font-size:14px;
}
.orbit-bullets{text-align:center;margin-top:6px}
.orbit-bullets button{width:9px;height:9px;background:rgba(255,255,255,.18);margin:0 5px;border-radius:50%;transition:all .25s ease}
.orbit-bullets button.is-active{background:var(--primary);box-shadow:0 0 10px var(--primary)}
.orbit-next,.orbit-previous{
  display:grid;place-items:center;width:40px;height:40px;border-radius:50%;
  background:rgba(20,27,32,.9);border:1px solid var(--line-hot);color:var(--primary);top:40%;
}
.orbit-next:hover,.orbit-previous:hover{background:rgba(0,224,184,.12)}

/* ============ 12. 保障条 ============ */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.guard{padding:26px 22px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);transition:border-color .25s ease,transform .25s ease}
.guard:hover{border-color:var(--line-hot);transform:translateY(-2px)}
.guard i{font-size:20px;color:var(--primary);margin-bottom:14px;display:block}
.guard h3{font-size:17px;margin-bottom:8px}
.guard p{font-size:14px;color:var(--text-dim);line-height:1.75}

/* ============ 13. FAQ ============ */
.accordion{border:0;background:transparent}
.accordion .accordion-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);margin-bottom:12px;overflow:hidden;transition:border-color .25s ease}
.accordion .accordion-item.is-active{border-color:var(--line-hot)}
.accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;border:0;font-size:16.5px;font-weight:600;color:var(--text);
  background:transparent;line-height:1.7;
}
.accordion .accordion-title:hover{color:var(--primary)}
.accordion .accordion-item.is-active .accordion-title{color:var(--primary)}
.accordion .accordion-title::before{display:none}
.accordion .accordion-title::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  color:var(--text-mute);transition:transform .25s ease,color .25s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{content:"\f068";color:var(--primary);transform:rotate(180deg)}
.accordion .accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--primary)}
.accordion .accordion-content{padding:0 22px 22px;border:0;background:transparent;color:var(--text-dim);font-size:15px;line-height:1.85}
.accordion .accordion-content p{font-size:15px;color:var(--text-dim);margin:0}

/* ============ 14. CTA 面板 ============ */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line-hot);background:var(--panel);
  padding:56px;display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.16;filter:saturate(.9);
}
.cta-panel > *{position:relative;z-index:2}
.cta-panel h2{font-size:28px;margin-bottom:14px}
.cta-panel p{font-size:15.5px;color:var(--text-dim);margin-bottom:26px;max-width:520px}
.cta-visual{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.cta-chip{
  background:rgba(10,13,14,.6);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 16px;font-size:13.5px;color:var(--text-dim);
}
.cta-chip strong{display:block;font-size:19px;color:var(--primary);margin-bottom:2px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 15. 页脚 ============ */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);position:relative;padding:64px 0 0}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.5),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16.5px;margin-bottom:16px}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text)}
.footer-col p{font-size:14px;color:var(--text-mute);line-height:1.85}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:14px;color:var(--text-dim);position:relative;transition:color .25s ease}
.footer-col ul a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-dim);margin-bottom:12px}
.footer-contact i{color:var(--primary);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-mute);
}
.footer-bottom a{color:var(--text-mute)}
.footer-bottom a:hover{color:var(--primary)}

/* ============ 16. 响应式断点 ============ */
@media screen and (max-width:1279px){
  .grid-cards{grid-template-columns:repeat(3,1fr)}
  .hero h1{font-size:38px}
  .section{padding:84px 0}
}
@media screen and (max-width:1023px){
  .nav-main{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn{display:none}
  .hero{padding:64px 0 80px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero h1{font-size:34px}
  .hero-sub{max-width:none}
  .login-card{margin-top:-96px}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .adv-item:nth-child(2){border-right:0}
  .adv-item:nth-child(1),.adv-item:nth-child(2){border-bottom:1px solid var(--line)}
  .grid-cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .step:nth-child(2)::before{display:none}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .cta-panel{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:68px 0}
  .section-head h2{font-size:24px}
}
@media screen and (max-width:767px){
  body{font-size:16px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .hero{padding:44px 0 56px}
  .hero h1{font-size:28px;margin:14px 0 16px}
  .hero-sub{font-size:16px}
  .hero-cta{gap:12px}
  .hero-cta .btn{width:100%}
  .hero-trust{gap:16px;margin-top:28px}
  .login-card{margin:-72px 12px 0;padding:18px}
  .adv-grid{grid-template-columns:1fr}
  .adv-item{border-right:0;border-bottom:1px solid var(--line);padding:26px 20px}
  .adv-item:last-child{border-bottom:0}
  .grid-cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:0}
  .step{padding:0 0 28px 0}
  .step::before{left:17px;right:auto;top:36px;bottom:-4px;width:1px;height:auto;background:linear-gradient(180deg,rgba(0,224,184,.5),rgba(0,224,184,.06))}
  .step:last-child::before{display:none}
  .step:last-child{padding-bottom:0}
  .news-item{grid-template-columns:1fr;gap:14px;padding:16px}
  .news-thumb{aspect-ratio:16/9}
  .news-meta{gap:10px}
  .guard-grid{grid-template-columns:1fr}
  .cta-panel{padding:28px 22px}
  .cta-panel h2{font-size:21px}
  .cta-actions .btn{width:100%}
  .cta-visual{grid-template-columns:1fr 1fr;gap:10px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left}
  .section-head{margin-bottom:28px;align-items:flex-start}
  .section-head h2{font-size:21px}
  .quote-card{padding:22px}
  .quote-card blockquote{font-size:15.5px}
  .accordion .accordion-title{font-size:15.5px;padding:16px 18px}
  .accordion .accordion-content{padding:0 18px 18px}
}
@media screen and (max-width:520px){
  .logo span.logo-text{font-size:15px}
  .cta-visual{grid-template-columns:1fr}
  .hero-trust li{font-size:13px}
}

/* roulang page: article */
/* ============ 设计变量 ============ */
:root{
  --bg:#0A0D0E;
  --bg-soft:#10161A;
  --panel:#141B20;
  --panel-2:#1A2228;
  --line:rgba(255,255,255,.08);
  --line-hot:rgba(0,224,184,.35);
  --text:#EAF2F2;
  --text-dim:#9DB0B4;
  --text-mute:#6C7D81;
  --primary:#00E0B8;
  --primary-ink:#04211C;
  --accent:#FF3E7A;
  --gold:#FFC24B;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(0,224,184,.28), 0 0 24px rgba(0,224,184,.16);
  --maxw:1200px;
  --gap:24px;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0;line-height:1.25;font-weight:700;letter-spacing:.01em}
p{margin:0 0 20px}
p:last-child{margin-bottom:0}
strong{color:#fff;font-weight:600}
::selection{background:rgba(0,224,184,.3);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

/* ============ 容器与通用 ============ */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.topline{height:1px;background:linear-gradient(90deg,transparent,rgba(0,224,184,.7),rgba(255,62,122,.4),transparent)}
.tabnum{font-variant-numeric:tabular-nums}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:filter .25s ease,box-shadow .25s ease,background .25s ease,transform .12s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn i{font-size:14px}
.btn-primary{background:var(--primary);color:var(--primary-ink)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line-hot);color:var(--primary)}
.btn-ghost:hover{background:rgba(0,224,184,.08);box-shadow:var(--glow)}
.btn-ghost:active{transform:translateY(1px)}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);
  font-size:15px;font-weight:600;height:auto;padding:0;background:none;border:0;
}
.btn-link i{transition:transform .25s ease}
.btn-link:hover i{transform:translateX(3px)}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;letter-spacing:.04em;font-weight:600;line-height:1.6;
}
.badge-primary{background:rgba(0,224,184,.14);color:var(--primary);border:1px solid var(--line-hot)}
.badge-accent{background:rgba(255,62,122,.14);color:var(--accent);border:1px solid rgba(255,62,122,.32)}
.badge-gold{background:transparent;color:var(--gold);border:1px solid rgba(255,194,75,.4)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,13,14,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.55),transparent);
  pointer-events:none;
}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(140deg,rgba(0,224,184,.95),rgba(0,224,184,.42));
  color:var(--primary-ink);font-weight:800;font-size:13px;letter-spacing:.02em;
  box-shadow:0 0 18px rgba(0,224,184,.28);
}
.logo-text{font-size:17px;font-weight:700;white-space:nowrap}
.nav-main{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-main a{
  position:relative;padding:10px 14px;border-radius:8px;
  font-size:15px;color:var(--text-dim);
  transition:color .2s ease,background .2s ease;
}
.nav-main a:hover{color:var(--primary);background:rgba(0,224,184,.05)}
.nav-main a.active{color:var(--primary);background:rgba(0,224,184,.07)}
.nav-main a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--primary);box-shadow:0 0 10px var(--primary);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);color:var(--text);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:var(--line-hot);color:var(--primary);background:rgba(0,224,184,.06)}

/* ============ 主体区 ============ */
.article-main{position:relative;padding-bottom:8px}
.article-main::before{
  content:"";position:absolute;top:0;left:0;right:0;height:460px;z-index:0;
  background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  opacity:.08;pointer-events:none;
  -webkit-mask-image:linear-gradient(to bottom,#000,transparent);
  mask-image:linear-gradient(to bottom,#000,transparent);
}
.article-main .container{position:relative;z-index:1}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-top:26px;font-size:13px;color:var(--text-mute);
}
.breadcrumb a{color:var(--text-mute)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{opacity:.45}
.breadcrumb .current{color:var(--primary);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章排版区 ============ */
.article-layout{max-width:860px;margin:0 auto;padding:0}
.article-head{padding:26px 0 8px}
.article-title{
  font-size:42px;line-height:1.25;letter-spacing:-.01em;font-weight:700;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:20px;
  margin-top:20px;font-size:14px;color:var(--text-mute);
  font-variant-numeric:tabular-nums;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--primary);font-size:12px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-mute);opacity:.6}
.article-summary{
  margin-top:26px;padding:20px 24px;
  background:var(--panel);border-left:3px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--text-dim);font-size:15.5px;line-height:1.9;
}
.article-summary p{margin:0}

.article-body{
  padding:38px 0 8px;
  font-size:17.5px;line-height:1.95;color:#D9E4E4;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;font-size:28px;line-height:1.4;
  margin:46px 0 20px;padding-left:15px;color:#fff;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:2px;background:var(--primary);box-shadow:0 0 12px rgba(0,224,184,.55);
}
.article-body h3{font-size:20px;margin:32px 0 14px;color:#fff}
.article-body h3::before{content:"·";color:var(--primary);margin-right:8px;font-weight:800}
.article-body h4{font-size:17.5px;margin:24px 0 12px;color:#fff}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(0,224,184,.35)}
.article-body a:hover{border-bottom-color:var(--primary)}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:2px}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;
  border-radius:2px;background:var(--primary);box-shadow:0 0 8px rgba(0,224,184,.5);
}
.article-body ol{counter-reset:cmsol}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:cmsol}
.article-body ol li::before{
  content:counter(cmsol,decimal-leading-zero);
  position:absolute;left:0;top:.35em;font-size:12px;font-weight:700;
  color:var(--primary);font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;
  background:var(--panel-2);border-left:3px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--text-dim);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-sm);margin:26px auto;box-shadow:var(--shadow-card)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--text-mute);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;
  font-size:15px;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;
}
.article-body thead{background:var(--panel-2)}
.article-body th{
  padding:12px 16px;text-align:left;color:#fff;font-weight:600;
  border-bottom:1px solid var(--line-hot);font-size:14.5px;
}
.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);color:var(--text-dim)}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body code{
  background:var(--panel-2);border:1px solid var(--line);border-radius:4px;
  padding:2px 7px;font-size:14.5px;color:var(--gold);
  font-family:ui-monospace,Menlo,Consolas,monospace;
}
.article-body pre{
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:18px 20px;overflow-x:auto;margin:24px 0;
}
.article-body pre code{background:none;border:0;padding:0;color:#CFE9E4}
.article-body hr{border:0;border-top:1px solid var(--line);margin:38px 0}

/* ============ 空状态 ============ */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;text-align:center;padding:56px 24px;margin:20px 0;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
}
.empty-state i{font-size:32px;color:var(--text-mute)}
.empty-state p{margin:0;color:var(--text-dim);font-size:16px}

/* ============ 文章内 CTA ============ */
.article-cta{
  position:relative;overflow:hidden;
  margin:52px 0 0;padding:34px 32px;
  background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
}
.article-cta::before{
  content:"";position:absolute;top:-40%;right:-10%;width:320px;height:320px;
  background:radial-gradient(circle,rgba(0,224,184,.16),transparent 68%);
  pointer-events:none;
}
.article-cta h3{font-size:21px;color:#fff;position:relative}
.article-cta p{
  margin:12px 0 22px;font-size:15px;color:var(--text-dim);line-height:1.85;position:relative;
}
.article-cta .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative}

/* ============ 相关推荐 ============ */
.related{padding:64px 0 0}
.related-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:24px;
}
.related-head h2{font-size:24px;color:#fff}
.related-head h2 small{
  display:block;font-size:13px;font-weight:400;color:var(--text-mute);
  letter-spacing:.06em;margin-top:8px;text-transform:uppercase;
}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-2px);border-color:var(--line-hot);box-shadow:var(--glow)}
.post-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .thumb img{transform:scale(1.04)}
.post-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card h3{font-size:17px;line-height:1.5;color:#fff}
.post-card p{font-size:14px;line-height:1.75;color:var(--text-dim);margin:0}
.post-card .foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:8px;font-size:12.5px;color:var(--text-mute);
}
.post-card .foot i{color:var(--primary)}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:96px;
  background:var(--bg-soft);border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.5),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.5fr;
  gap:40px;padding:64px 0 44px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;margin-bottom:16px;
}
.footer-col h4{
  font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.02em;
}
.footer-col p{font-size:14.5px;line-height:1.85;color:var(--text-dim);margin:0}
.footer-col ul li{margin-bottom:12px;font-size:14.5px;color:var(--text-dim)}
.footer-col ul li:last-child{margin-bottom:0}
.footer-col ul li a{color:var(--text-dim)}
.footer-col ul li a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;line-height:1.75}
.footer-contact i{color:var(--primary);margin-top:6px;font-size:12px;flex-shrink:0}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  padding:22px 0;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--text-mute);
}
.footer-bottom a{color:var(--text-mute)}
.footer-bottom a:hover{color:var(--primary)}

/* ============ 响应式：平板 ============ */
@media (max-width:1279px){
  .article-title{font-size:36px}
  .article-body h2{font-size:24px}
}
@media (max-width:1023px){
  .nav-main{
    position:fixed;top:68px;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:0;
    padding:8px 16px 18px;max-height:calc(100vh - 68px);overflow-y:auto;
    background:var(--bg-soft);border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(0,0,0,.55);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
  }
  .nav-main.open{opacity:1;visibility:visible;transform:none}
  .nav-main a{padding:14px 8px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-main a.active::after{display:none}
  .nav-main a:last-child{border-bottom:0}
  .nav-toggle{display:inline-flex}
  .article-title{font-size:34px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 36px}
}

/* ============ 响应式：手机 ============ */
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 16px}
  .header-inner{height:64px;gap:12px}
  .site-header .nav-main{top:64px;max-height:calc(100vh - 64px)}
  .logo-text{font-size:15px}
  .logo-mark{width:34px;height:34px;font-size:12px}
  .header-actions .btn{height:40px;padding:0 16px;font-size:14px}
  .breadcrumb{padding-top:18px}
  .article-head{padding:20px 0 6px}
  .article-title{font-size:28px}
  .article-meta{gap:12px;font-size:13px}
  .article-summary{padding:16px 18px;font-size:15px}
  .article-body{padding:28px 0 4px;font-size:17px;line-height:1.9}
  .article-body h2{font-size:21px;margin:36px 0 16px}
  .article-body h3{font-size:17.5px;margin:26px 0 12px}
  .article-cta{padding:26px 20px;margin-top:40px}
  .article-cta h3{font-size:18px}
  .article-cta .cta-actions .btn{width:100%}
  .related{padding:48px 0 0}
  .related-head h2{font-size:20px}
  .related-grid{grid-template-columns:1fr;gap:16px}
  .site-footer{margin-top:64px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 30px}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding:20px 0}
  .btn{width:100%}
  .header-actions .btn{width:auto}
  .btn-link{width:auto}
}
@media (max-width:520px){
  .article-title{font-size:25px}
  .article-body{font-size:16.5px}
  .badge{font-size:11.5px}
  .article-meta{gap:10px}
}

/* roulang page: category1 */
:root{
  --bg:#0A0D0E;
  --bg-soft:#10161A;
  --panel:#141B20;
  --panel-2:#1A2228;
  --line:rgba(255,255,255,.08);
  --line-hot:rgba(0,224,184,.35);
  --text:#EAF2F2;
  --text-dim:#9DB0B4;
  --text-mute:#6C7D81;
  --primary:#00E0B8;
  --primary-ink:#04211C;
  --accent:#FF3E7A;
  --gold:#FFC24B;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(0,224,184,.28),0 0 24px rgba(0,224,184,.16);
  --maxw:1200px;
  --gap:24px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a,a:visited{color:inherit;text-decoration:none;}
a:hover{color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{line-height:1.25;font-weight:700;}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,13,14,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.55),transparent);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  display:inline-grid;place-items:center;height:30px;min-width:46px;padding:0 8px;
  border-radius:var(--r-sm);background:var(--primary);color:var(--primary-ink);
  font-size:13px;font-weight:800;letter-spacing:.08em;
}
.logo-text{font-size:16px;font-weight:700;color:var(--text);transition:color .2s ease;}
.logo:hover .logo-text{color:var(--primary);}

.nav-main{display:flex;align-items:center;gap:4px;}
.nav-main a{
  position:relative;display:inline-block;padding:7px 12px;border-radius:var(--r-sm);
  font-size:15px;color:var(--text-dim);transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-main a:hover{color:var(--primary);background:rgba(0,224,184,.06);}
.nav-main a.active{color:var(--primary);background:rgba(0,224,184,.08);}
.nav-main a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(0,224,184,.75);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);color:var(--text);transition:.22s ease;
}
.nav-toggle:hover{border-color:var(--line-hot);color:var(--primary);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;transition:background .22s ease,color .22s ease,box-shadow .22s ease,transform .18s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:var(--primary-ink);}
.btn-primary:hover{background:#22eac5;color:var(--primary-ink);box-shadow:var(--glow);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--line-hot);color:var(--primary);}
.btn-ghost:hover{background:rgba(0,224,184,.08);color:var(--primary);box-shadow:0 0 18px rgba(0,224,184,.12);}
.btn-ghost:active{transform:translateY(1px);}
.btn-lg{height:50px;padding:0 30px;font-size:16px;}
.btn:focus-visible,.nav-toggle:focus-visible,.faq-q:focus-visible,.nav-main a:focus-visible{
  outline:2px solid var(--primary);outline-offset:2px;border-radius:var(--r-sm);
}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(100deg,rgba(10,13,14,.97) 0%,rgba(10,13,14,.9) 44%,rgba(10,13,14,.58) 100%),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center right;
}
.page-hero .scan{
  position:absolute;top:-20%;bottom:-20%;right:6%;width:170px;
  transform:skewX(-14deg);pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.16),transparent);
}
.hero-inner{position:relative;z-index:2;padding:34px 0 76px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-mute);margin-bottom:26px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-mute);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:rgba(255,255,255,.2);}
.breadcrumb .current{color:var(--primary);}

.hero-grid{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);gap:56px;align-items:center;}
.hero-copy .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;letter-spacing:.04em;border:1px solid var(--line-hot);color:var(--primary);
  background:rgba(0,224,184,.06);
}
.tag.gold{border-color:rgba(255,194,75,.4);color:var(--gold);background:rgba(255,194,75,.08);}
.hero-copy h1{font-size:42px;letter-spacing:-.01em;margin-bottom:20px;}
.hero-copy h1 em{font-style:normal;color:var(--primary);}
.hero-lead{font-size:17.5px;line-height:1.85;color:var(--text-dim);max-width:560px;margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-note{margin-top:22px;font-size:13.5px;color:var(--text-mute);display:flex;align-items:center;gap:8px;}
.hero-note i{color:var(--primary);}

.status-card{
  position:relative;background:rgba(20,27,32,.92);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow-card);
}
.status-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;border-radius:var(--r-lg) var(--r-lg) 0 0;
  background:linear-gradient(90deg,var(--primary),rgba(0,224,184,.05));
}
.status-head{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;padding-bottom:18px;border-bottom:1px solid var(--line);}
.status-dot{
  width:9px;height:9px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 0 4px rgba(0,224,184,.16),0 0 12px rgba(0,224,184,.8);
}
.status-list{margin-top:6px;}
.status-list li{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.07);font-size:14.5px;}
.status-list li:last-child{border-bottom:0;padding-bottom:4px;}
.status-list .k{color:var(--text-mute);flex:0 0 auto;}
.status-list .v{color:var(--text);text-align:right;}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--primary);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--primary);}
.section-head h2{font-size:28px;margin-bottom:16px;}
.section-head p{color:var(--text-dim);font-size:16px;line-height:1.9;}

/* ---------- split rows ---------- */
.split-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split-row + .split-row{margin-top:76px;}
.split-row.reverse .split-media{order:2;}
.split-media{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,13,14,0) 40%,rgba(10,13,14,.45) 100%);
}
.split-media .media-badge{
  position:absolute;left:16px;top:16px;z-index:2;
  padding:4px 12px;border-radius:999px;font-size:12.5px;letter-spacing:.04em;
  background:rgba(4,33,28,.82);color:var(--primary);border:1px solid var(--line-hot);
}
.split-body h2{font-size:26px;margin-bottom:18px;}
.split-body h2 span{color:var(--primary);}
.split-body p{font-size:16px;color:var(--text-dim);line-height:1.9;}
.split-body p + p{margin-top:16px;}
.split-body .mini-list{margin-top:22px;display:grid;gap:10px;}
.split-body .mini-list li{display:flex;gap:10px;font-size:15px;color:var(--text);}
.split-body .mini-list i{color:var(--primary);margin-top:7px;font-size:12px;}

/* ---------- points ---------- */
.points-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.point{
  display:flex;gap:18px;padding:24px;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r-md);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.point:hover{border-color:var(--line-hot);transform:translateY(-2px);box-shadow:var(--shadow-card),var(--glow);}
.point-num{flex:0 0 auto;font-size:15px;font-weight:700;color:var(--primary);letter-spacing:.08em;}
.point-num::after{content:"";display:block;width:22px;height:2px;margin-top:9px;border-radius:2px;background:var(--primary);}
.point h3{font-size:18px;margin-bottom:8px;}
.point p{font-size:15px;color:var(--text-dim);line-height:1.85;}

/* ---------- assure band ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.assure{
  display:flex;gap:14px;padding:22px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .25s ease,background .25s ease;
}
.assure:hover{border-color:var(--line-hot);background:var(--panel-2);}
.assure i{color:var(--primary);font-size:17px;margin-top:5px;}
.assure h3{font-size:16px;margin-bottom:6px;}
.assure p{font-size:14px;color:var(--text-dim);line-height:1.8;}

/* ---------- faq ---------- */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);
  transform:scaleY(0);transform-origin:top;transition:transform .3s ease;
}
.faq-item.is-open{border-color:var(--line-hot);box-shadow:var(--glow);}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;padding:20px 22px;text-align:left;font-size:17px;font-weight:600;
  transition:color .22s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-item.is-open .faq-q{color:var(--primary);}
.faq-icon{
  position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line-hot);transition:transform .3s ease,background .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);
  transform:translate(-50%,-50%);transition:opacity .3s ease,transform .3s ease;
}
.faq-icon::before{width:10px;height:1.5px;}
.faq-icon::after{width:1.5px;height:10px;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:rgba(0,224,184,.12);}
.faq-item.is-open .faq-icon::after{opacity:0;transform:translate(-50%,-50%) scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;}
.faq-a-inner{padding:0 22px 22px;font-size:15.5px;line-height:1.9;color:var(--text-dim);}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(120deg,var(--panel) 0%,var(--panel-2) 100%);
  padding:56px;display:grid;grid-template-columns:1.45fr .95fr;gap:44px;align-items:center;
  box-shadow:var(--shadow-card);
}
.cta-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
}
.cta-visual{
  position:absolute;right:-60px;bottom:-70px;width:360px;height:360px;border-radius:50%;
  background:url(/assets/images/backpic/back-3.png) center/cover no-repeat;
  opacity:.15;filter:blur(1px);pointer-events:none;
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:28px;margin-bottom:16px;}
.cta-copy p{color:var(--text-dim);font-size:16px;line-height:1.9;max-width:560px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;align-items:stretch;}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:var(--bg-soft);border-top:1px solid var(--line-hot);
  padding-top:60px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:16px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);}
.footer-col p{font-size:14.5px;color:var(--text-dim);line-height:1.85;}
.footer-col ul li + li{margin-top:11px;}
.footer-col ul a{font-size:14.5px;color:var(--text-dim);transition:color .2s ease;}
.footer-col ul a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:var(--text-dim);line-height:1.8;}
.footer-contact i{color:var(--primary);font-size:12px;margin-top:7px;flex:0 0 auto;}
.footer-bottom{
  margin-top:50px;border-top:1px solid var(--line);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-mute);
}
.footer-bottom a{color:var(--text-mute);transition:color .2s ease;}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .hero-copy h1{font-size:38px;}
  .assure-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .assure-grid > *:last-child{grid-column:span 1;}
}
@media (max-width:1023px){
  .nav-main{
    position:fixed;left:0;right:0;top:68px;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(16,22,26,.98);border-bottom:1px solid var(--line-hot);
    padding:14px 20px 22px;
    transform:translateY(-14px);opacity:0;visibility:hidden;
    transition:transform .26s ease,opacity .26s ease,visibility .26s;
    box-shadow:0 18px 40px rgba(0,0,0,.5);
  }
  .nav-main.is-open{transform:none;opacity:1;visibility:visible;}
  .nav-main a{padding:13px 12px;font-size:15.5px;border-bottom:1px solid var(--line);border-radius:0;}
  .nav-main a:last-child{border-bottom:0;}
  .nav-main a.active::after{display:none;}
  .nav-main a.active{background:rgba(0,224,184,.09);border-left:2px solid var(--primary);}
  .nav-toggle{display:inline-grid;place-items:center;}
  .header-actions .btn{padding:0 18px;}

  .hero-inner{padding:26px 0 60px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-copy h1{font-size:34px;}
  .hero-lead{max-width:none;}
  .split-row{grid-template-columns:1fr;gap:28px;}
  .split-row.reverse .split-media{order:0;}
  .section{padding:64px 0;}
  .section-head h2{font-size:24px;}
  .points-grid{grid-template-columns:1fr;}
  .assure-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{grid-template-columns:1fr;padding:36px;}
  .cta-copy h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .site-header .header-inner{min-height:62px;}
  .nav-main{top:62px;}
  .logo-text{font-size:15px;}
  .logo-mark{min-width:42px;height:28px;font-size:12px;}
  .header-actions .btn{height:40px;padding:0 14px;font-size:14px;}
  .nav-toggle{width:40px;height:40px;}

  .hero-inner{padding:20px 0 48px;}
  .hero-copy h1{font-size:28px;}
  .hero-lead{font-size:16px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .status-card{padding:20px;}
  .status-list li{flex-direction:column;gap:4px;}
  .status-list .v{text-align:left;}

  .section{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:21px;}
  .split-row + .split-row{margin-top:52px;}
  .split-body h2{font-size:20px;}
  .point{padding:18px;gap:14px;}
  .assure-grid{grid-template-columns:1fr;}
  .faq-q{font-size:15.5px;padding:18px;}
  .faq-a-inner{padding:0 18px 18px;font-size:15px;}
  .cta-panel{padding:26px;gap:26px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;margin-top:34px;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --bg:#0A0D0E;
  --bg-soft:#10161A;
  --panel:#141B20;
  --panel-2:#1A2228;
  --line:rgba(255,255,255,.08);
  --line-hot:rgba(0,224,184,.35);
  --text:#EAF2F2;
  --text-dim:#9DB0B4;
  --text-mute:#6C7D81;
  --primary:#00E0B8;
  --primary-ink:#04211C;
  --accent:#FF3E7A;
  --gold:#FFC24B;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(0,224,184,.28),0 0 24px rgba(0,224,184,.16);
  --maxw:1200px;
  --gap:24px;
  --ease:.25s ease;
}

/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  display:block;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.75),transparent);
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--primary);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(0,224,184,.28);color:#fff;}

/* ============ 容器与栅格辅助 ============ */
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0;position:relative;}
.section-soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:44px;max-width:760px;}
.section-head h2{
  font-size:28px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:.01em;
}
.section-head p{margin-top:14px;color:var(--text-dim);font-size:16px;line-height:1.85;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.16em;color:var(--primary);
  text-transform:uppercase;font-weight:600;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--primary);display:block;border-radius:2px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,13,14,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(0,224,184,.18),0 12px 30px rgba(0,0,0,.45);
}
.header-inner{
  height:68px;
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(140deg,rgba(0,224,184,.22),rgba(0,224,184,.04));
  border:1px solid var(--line-hot);
  color:var(--primary);
  font-size:12.5px;font-weight:800;letter-spacing:.06em;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 18px rgba(0,224,184,.16);
}
.logo-text{font-size:16px;font-weight:700;letter-spacing:.01em;color:var(--text);}
.logo:hover .logo-text{color:var(--primary);}

.nav-main{display:flex;align-items:center;gap:4px;flex-wrap:nowrap;}
.nav-main a{
  position:relative;
  padding:10px 13px;
  font-size:15px;
  color:var(--text-dim);
  border-radius:6px;
  white-space:nowrap;
  transition:color var(--ease),background var(--ease);
}
.nav-main a:hover{color:var(--primary);background:rgba(0,224,184,.06);}
.nav-main a.active{
  color:var(--primary);
  background:rgba(0,224,184,.08);
  box-shadow:inset 0 0 16px rgba(0,224,184,.10);
}
.nav-main a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  background:var(--primary);border-radius:2px;
  box-shadow:0 0 10px rgba(0,224,184,.85);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);
  color:var(--text-dim);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.nav-toggle:hover{color:var(--primary);border-color:var(--line-hot);background:rgba(0,224,184,.06);}
.nav-toggle[aria-expanded="true"]{color:var(--primary);border-color:var(--line-hot);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:44px;padding:0 24px;
  border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform .12s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);color:var(--primary-ink);
  box-shadow:0 6px 18px rgba(0,224,184,.18);
}
.btn-primary:hover{background:#17efc8;color:var(--primary-ink);box-shadow:var(--glow);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;color:var(--primary);
  border:1px solid var(--line-hot);
}
.btn-ghost:hover{background:rgba(0,224,184,.08);color:var(--primary);box-shadow:var(--glow);}
.btn-ghost:active{transform:translateY(1px);}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--primary);font-weight:600;font-size:15px;padding:6px 0;
}
.btn-link i{transition:transform var(--ease);}
.btn-link:hover i{transform:translateX(3px);}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;letter-spacing:.04em;font-weight:600;
}
.badge-solid{background:var(--primary);color:var(--primary-ink);}
.badge-line{border:1px solid rgba(255,194,75,.5);color:var(--gold);}
.badge-accent{background:rgba(255,62,122,.14);color:var(--accent);border:1px solid rgba(255,62,122,.4);}
.tag-num{
  font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.08em;
}

/* ============ 面包屑 ============ */
.breadcrumb{
  padding:22px 0 0;
  font-size:13.5px;color:var(--text-mute);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--text-mute);}
.breadcrumb a{color:var(--text-mute);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .current{color:var(--primary);}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  padding:56px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";
  position:absolute;top:-10%;right:-6%;
  width:320px;height:150%;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.16),transparent);
  transform:skewX(-14deg);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;position:relative;z-index:2;}
.hero-copy h1{
  font-size:42px;line-height:1.25;font-weight:800;letter-spacing:.005em;
}
.hero-copy h1 em{font-style:normal;color:var(--primary);}
.hero-lead{
  margin-top:20px;max-width:600px;
  font-size:17px;line-height:1.9;color:var(--text-dim);
}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-micro{
  margin-top:30px;display:flex;flex-wrap:wrap;gap:26px;
  padding-top:22px;border-top:1px solid var(--line);
}
.hero-micro span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--text-mute);
}
.hero-micro i{color:var(--primary);font-size:13px;}

.hero-visual{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--panel);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.hero-visual-media{position:relative;aspect-ratio:16/10;}
.hero-visual-media img{width:100%;height:100%;object-fit:cover;opacity:.9;}
.hero-visual-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,13,14,.1),rgba(10,13,14,.86));
}
.hero-visual-body{padding:22px 24px 24px;}
.hero-visual-body h3{font-size:17px;font-weight:700;}
.hero-visual-body p{margin-top:8px;font-size:14px;color:var(--text-dim);line-height:1.75;}
.status-row{
  margin-top:18px;display:flex;flex-direction:column;gap:10px;
}
.status-line{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:var(--r-sm);
  background:var(--panel-2);border:1px solid var(--line);
  font-size:13.5px;color:var(--text-dim);
}
.dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;}
.dot-on{background:var(--primary);box-shadow:0 0 10px rgba(0,224,184,.85);}
.dot-off{background:var(--accent);box-shadow:0 0 10px rgba(255,62,122,.7);}
.status-line b{color:var(--text);font-weight:600;}

/* ============ 对比双列 ============ */
.compare-wrap{position:relative;}
.compare-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--panel);overflow:hidden;box-shadow:var(--shadow-card);
}
.compare-col{padding:32px 30px 34px;position:relative;}
.compare-col + .compare-col{border-left:1px solid transparent;}
.compare-divider{
  position:absolute;top:6%;bottom:6%;left:50%;width:1px;
  background:linear-gradient(180deg,transparent,rgba(0,224,184,.7),transparent);
  box-shadow:0 0 16px rgba(0,224,184,.5);
  pointer-events:none;
}
.compare-col h3{font-size:20px;font-weight:700;display:flex;align-items:center;gap:12px;}
.compare-col h3 i{color:var(--primary);font-size:17px;}
.compare-col .col-sub{margin-top:10px;color:var(--text-dim);font-size:14px;line-height:1.8;}
.compare-list{margin-top:24px;display:flex;flex-direction:column;gap:14px;}
.compare-list li{
  display:flex;gap:12px;
  padding-bottom:14px;border-bottom:1px dashed var(--line);
  font-size:15px;color:var(--text-dim);line-height:1.8;
}
.compare-list li:last-child{border-bottom:0;padding-bottom:0;}
.compare-list li i{color:var(--primary);font-size:12px;margin-top:9px;flex-shrink:0;}
.compare-col.is-alt h3 i{color:var(--accent);}
.compare-col.is-alt .compare-list li i{color:var(--accent);}

/* ============ 参数对照表 ============ */
.table-shell{
  border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-card);background:var(--panel);
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.compare-table{
  width:100%;border-collapse:collapse;min-width:720px;
}
table.compare-table thead th{
  background:var(--panel-2);
  font-size:13px;letter-spacing:.06em;color:var(--text-dim);
  text-align:left;font-weight:600;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
table.compare-table thead th:first-child{color:var(--text);}
table.compare-table tbody td{
  padding:16px 20px;
  font-size:15px;color:var(--text-dim);
  border-bottom:1px solid var(--line);
  vertical-align:top;line-height:1.8;
}
table.compare-table tbody tr:nth-child(even) td{background:rgba(255,255,255,.016);}
table.compare-table tbody tr:last-child td{border-bottom:0;}
table.compare-table tbody td:first-child{color:var(--text);font-weight:600;white-space:nowrap;}
table.compare-table tbody td:last-child{color:var(--gold);}
.table-note{margin-top:14px;font-size:13.5px;color:var(--text-mute);}

/* ============ 场景卡 ============ */
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);}
.scene-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  display:flex;flex-direction:column;
}
.scene-card:hover{border-color:var(--line-hot);transform:translateY(-2px);box-shadow:var(--shadow-card),var(--glow);}
.scene-card:nth-child(3){grid-column:1 / -1;}
.scene-card:nth-child(2){margin-top:34px;}
.scene-media{aspect-ratio:16/9;overflow:hidden;}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;opacity:.92;}
.scene-card:hover .scene-media img{transform:scale(1.04);}
.scene-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.scene-body h3{font-size:19px;font-weight:700;}
.scene-body p{font-size:15px;color:var(--text-dim);line-height:1.8;}
.scene-meta{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-mute);
}
.scene-meta strong{color:var(--primary);font-weight:600;}

/* ============ 决策路径 ============ */
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.path-grid::before{
  content:"";position:absolute;top:22px;left:6%;right:6%;height:1px;
  background:linear-gradient(90deg,rgba(0,224,184,.5),rgba(0,224,184,.12));
}
.path-step{position:relative;padding-top:56px;}
.path-step .num{
  position:absolute;top:0;left:0;
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg);border:1px solid var(--line-hot);
  color:var(--primary);font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 18px rgba(0,224,184,.25);
}
.path-step h3{font-size:17px;font-weight:700;}
.path-step p{margin-top:10px;font-size:14.5px;color:var(--text-dim);line-height:1.8;}
.path-result{
  margin-top:44px;padding:24px 26px;
  border:1px solid var(--line-hot);border-radius:var(--r-md);
  background:linear-gradient(120deg,rgba(0,224,184,.10),rgba(0,224,184,.02));
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.path-result p{font-size:15.5px;color:var(--text);max-width:640px;}
.path-result p b{color:var(--primary);}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--panel);overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:var(--line-hot);}
.faq-item.open{border-color:var(--line-hot);box-shadow:var(--glow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--primary);border-radius:0 3px 3px 0;
  transform:scaleY(0);transform-origin:center;
  transition:transform var(--ease);
}
.faq-item.open .faq-q{color:var(--primary);}
.faq-item.open .faq-q::before{transform:scaleY(1);}
.faq-q .icon{
  flex-shrink:0;width:26px;height:26px;border-radius:6px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-dim);
  transition:transform var(--ease),color var(--ease),border-color var(--ease);
  font-size:12px;
}
.faq-item.open .faq-q .icon{transform:rotate(180deg);color:var(--primary);border-color:var(--line-hot);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
}
.faq-a-inner{
  padding:0 22px 22px 22px;
  font-size:15.5px;color:var(--text-dim);line-height:1.85;
  border-top:1px solid var(--line);
  padding-top:18px;margin:0 22px 0 22px;
}
.faq-a-inner{padding-left:0;padding-right:0;}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  border:1px solid var(--line-hot);border-radius:var(--r-lg);
  background:linear-gradient(120deg,#101A1C 0%,#141B20 60%,#0E1416 100%);
  padding:52px 48px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
  box-shadow:var(--shadow-card),0 0 60px rgba(0,224,184,.08);
}
.cta-panel::before{
  content:"";position:absolute;top:0;right:-4%;width:300px;height:140%;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.14),transparent);
  transform:skewX(-14deg);pointer-events:none;
}
.cta-copy h2{font-size:27px;line-height:1.3;font-weight:700;position:relative;z-index:2;}
.cta-copy p{margin-top:14px;font-size:16px;color:var(--text-dim);max-width:560px;position:relative;z-index:2;}
.cta-actions{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-media{
  position:relative;z-index:2;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);aspect-ratio:4/3;
}
.cta-media img{width:100%;height:100%;object-fit:cover;opacity:.7;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(0,224,184,.22);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;margin-bottom:16px;
}
.footer-col p{font-size:14.5px;color:var(--text-dim);line-height:1.85;max-width:360px;}
.footer-col h4{
  font-size:15px;font-weight:700;margin-bottom:18px;color:var(--text);
  position:relative;padding-left:12px;
}
.footer-col h4::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;
  background:var(--primary);border-radius:2px;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:14.5px;color:var(--text-dim);}
.footer-col ul a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.footer-contact li{
  display:flex;gap:10px;font-size:14px;color:var(--text-dim);line-height:1.75;
}
.footer-contact i{color:var(--primary);font-size:13px;margin-top:8px;flex-shrink:0;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-mute);
}
.footer-bottom a{color:var(--text-dim);}
.footer-bottom a:hover{color:var(--primary);}

/* ============ 移动端抽屉 ============ */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-main{
    position:fixed;top:68px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(10,13,14,.98);
    border-bottom:1px solid var(--line);
    padding:8px 16px 20px;
    max-height:0;overflow:hidden;
    transition:max-height .32s ease,padding .32s ease;
    box-shadow:0 24px 40px rgba(0,0,0,.6);
  }
  .nav-main.open{max-height:420px;padding:8px 16px 20px;}
  .nav-main a{padding:15px 6px;border-bottom:1px solid var(--line);border-radius:0;font-size:16px;}
  .nav-main a.active::after{left:6px;right:auto;width:20px;bottom:8px;}
  .nav-main a:last-child{border-bottom:0;}
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-copy h1{font-size:36px;}
  .path-grid{grid-template-columns:repeat(2,1fr);gap:32px 20px;}
  .path-grid::before{display:none;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-copy h1{font-size:34px;}
  .compare-grid{grid-template-columns:1fr;border-radius:var(--r-md);}
  .compare-divider{display:none;}
  .compare-col + .compare-col{border-top:1px solid var(--line);}
  .scene-grid{grid-template-columns:1fr;gap:20px;}
  .scene-card:nth-child(2){margin-top:0;}
  .cta-panel{grid-template-columns:1fr;padding:40px 30px;}
  .cta-media{order:-1;aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.85;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:21px;}
  .page-hero{padding:36px 0 48px;}
  .hero-copy h1{font-size:28px;}
  .hero-lead{font-size:16px;}
  .hero-micro{gap:16px 22px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .cta-actions{flex-direction:column;}
  .btn-link{width:auto;}
  .compare-col{padding:24px 18px 26px;}
  .compare-list li{font-size:14.5px;}
  .scene-body{padding:18px 16px 22px;}
  .path-grid{grid-template-columns:1fr;}
  .path-step{padding-top:0;padding-left:58px;min-height:48px;}
  .path-step .num{top:0;left:0;position:absolute;}
  .path-result{padding:20px 18px;flex-direction:column;align-items:flex-start;}
  .faq-q{padding:16px;font-size:15.5px;}
  .faq-a-inner{margin:0 16px;}
  .cta-panel{padding:30px 18px;}
  .cta-copy h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:34px;}
  .site-footer{padding-top:48px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .breadcrumb{font-size:13px;}
  .hero-visual-body{padding:18px 16px 20px;}
}
@media (max-width:520px){
  .hero-copy h1{font-size:25px;}
  .logo-text{font-size:14.5px;}
  .logo-mark{width:34px;height:34px;font-size:11.5px;}
  table.compare-table{min-width:600px;}
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
:root{
  --bg:#0A0D0E;
  --bg-soft:#10161A;
  --panel:#141B20;
  --panel-2:#1A2228;
  --line:rgba(255,255,255,.08);
  --line-hot:rgba(0,224,184,.35);
  --text:#EAF2F2;
  --text-dim:#9DB0B4;
  --text-mute:#6C7D81;
  --primary:#00E0B8;
  --primary-ink:#04211C;
  --accent:#FF3E7A;
  --gold:#FFC24B;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(0,224,184,.28),0 0 24px rgba(0,224,184,.16);
  --maxw:1200px;
  --gap:24px;
}

/* ===== reset / base ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-sm)}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:focus-visible,button:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.25;font-weight:700;letter-spacing:.01em}
h1{font-size:42px}
h2{font-size:28px}
h3{font-size:20px;line-height:1.4}
h4{font-size:16px}
p{margin:0 0 20px;color:var(--text-dim)}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
strong{color:var(--text)}
::selection{background:rgba(0,224,184,.28);color:#fff}

.container,.grid-container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.grid-container{max-width:var(--maxw)!important}

/* ===== 顶部霓虹线 ===== */
.topline{height:1px;width:100%;background:linear-gradient(90deg,rgba(0,224,184,0) 0%,rgba(0,224,184,.75) 22%,rgba(255,62,122,.45) 68%,rgba(0,224,184,0) 100%)}

/* ===== header ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(10,13,14,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,rgba(0,224,184,0),rgba(0,224,184,.55),rgba(0,224,184,0));
  pointer-events:none;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:68px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;height:34px;
  border-radius:9px;
  background:var(--primary);
  color:var(--primary-ink);
  font-size:13px;
  font-weight:800;
  letter-spacing:.02em;
  box-shadow:0 0 0 1px rgba(0,224,184,.4),0 0 18px rgba(0,224,184,.25);
}
.logo-text{font-size:16px;font-weight:600;color:var(--text);white-space:nowrap}
.nav-main{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.nav-main a{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  color:var(--text-dim);
  border-radius:var(--r-sm);
  white-space:nowrap;
}
.nav-main a:hover{color:var(--primary);background:rgba(0,224,184,.06)}
.nav-main a.active{color:var(--primary)}
.nav-main a.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:-8px;
  height:2px;border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(0,224,184,.85);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;
  justify-content:center;
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
  transition:border-color .25s ease,color .25s ease,background .25s ease;
}
.nav-toggle:hover{border-color:var(--line-hot);color:var(--primary);background:rgba(0,224,184,.06)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--r-sm);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  transition:filter .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,transform .18s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:var(--primary-ink)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line-hot);color:var(--primary)}
.btn-ghost:hover{background:rgba(0,224,184,.08);box-shadow:var(--glow)}
.btn-ghost:active{transform:translateY(1px)}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;
  height:auto;padding:0;border:none;background:none;
  color:var(--primary);font-size:15px;font-weight:600;
}
.btn-link i{transition:transform .25s ease}
.btn-link:hover i{transform:translateX(3px)}
.btn-block{width:100%}

/* ===== 徽章 / 标签 ===== */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:.04em;
  font-weight:600;
  line-height:1.6;
}
.badge-solid{background:var(--primary);color:var(--primary-ink)}
.badge-accent{background:var(--accent);color:#2A0413}
.badge-gold{background:transparent;border:1px solid rgba(255,194,75,.5);color:var(--gold)}

/* ===== 通用板块 ===== */
.section{padding:96px 0}
.section-soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.08em;color:var(--primary);
  margin-bottom:14px;font-weight:600;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--primary);border-radius:2px;box-shadow:0 0 10px rgba(0,224,184,.7)}
.lead{font-size:17px;color:var(--text-dim);line-height:1.9}

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

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:56px 0 84px;
  background-image:linear-gradient(160deg,rgba(10,13,14,.94) 0%,rgba(10,13,14,.86) 45%,rgba(10,13,14,.62) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(760px 420px at 82% 18%,rgba(0,224,184,.10),transparent 65%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.06fr .94fr;
  gap:56px;
  align-items:center;
}
.hero h1{margin-bottom:18px;font-size:40px}
.hero h1 .hl{color:var(--primary)}
.hero-sub{font-size:17px;color:var(--text-dim);max-width:560px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:22px;border-top:1px solid var(--line);padding-top:20px}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-dim)}
.trust-item i{color:var(--primary);font-size:14px}

/* hero 右侧示意卡 */
.entry-card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.entry-card::after{
  content:"";
  position:absolute;
  top:-40%;right:-30%;
  width:70%;height:180%;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.14),transparent);
  transform:skewX(-18deg);
  pointer-events:none;
}
.entry-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.entry-head .title{font-size:15px;font-weight:600;color:var(--text)}
.status-dot{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--primary)}
.status-dot i{
  width:8px;height:8px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(0,224,184,.14),0 0 12px rgba(0,224,184,.85);
  display:inline-block;
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:7px}
.field .mock-input{
  height:46px;
  display:flex;align-items:center;
  padding:0 14px;
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  color:var(--text-mute);
  font-size:14px;
}
.field .mock-input.hot{border-color:var(--line-hot);color:var(--text);box-shadow:0 0 0 3px rgba(0,224,184,.08)}
.entry-media{margin-top:18px;border-radius:var(--r-sm);overflow:hidden;border:1px solid var(--line)}
.entry-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;font-size:13px;color:var(--text-mute)}

/* ===== 时间轴 ===== */
.timeline{position:relative;padding-left:0;margin-top:8px}
.timeline::before{
  content:"";
  position:absolute;
  left:71px;top:14px;bottom:14px;
  width:2px;
  background:linear-gradient(180deg,var(--primary),rgba(0,224,184,.35),rgba(0,224,184,.06));
  box-shadow:0 0 14px rgba(0,224,184,.35);
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:64px 1fr;
  gap:44px;
  padding:0 0 28px;
}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";
  position:absolute;
  left:64px;top:22px;
  width:15px;height:15px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 5px rgba(0,224,184,.10),0 0 16px rgba(0,224,184,.7);
}
.tl-num{
  font-size:26px;
  font-weight:700;
  color:rgba(0,224,184,.4);
  font-variant-numeric:tabular-nums;
  text-align:right;
  line-height:1.3;
  padding-top:12px;
}
.tl-body{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--shadow-card);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.tl-body:hover{border-color:var(--line-hot);transform:translateY(-2px);box-shadow:var(--shadow-card),var(--glow)}
.tl-body h3{margin-bottom:8px;font-size:19px}
.tl-body p{font-size:15px;line-height:1.8;margin-bottom:0}
.tl-tips{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.tl-tips li{
  font-size:12.5px;
  letter-spacing:.03em;
  color:var(--text-dim);
  background:var(--panel-2);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 12px;
}

/* ===== 图文交错 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  position:relative;
  background:var(--panel);
}
.split-media img{width:100%;height:100%;object-fit:cover;border-radius:0;aspect-ratio:4/3}
.split-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,13,14,0) 45%,rgba(10,13,14,.72) 100%);
  pointer-events:none;
}
.check-list{display:grid;gap:12px;margin-top:24px}
.check-list li{
  display:flex;gap:12px;
  align-items:flex-start;
  font-size:15px;
  color:var(--text-dim);
  line-height:1.8;
}
.check-list li i{color:var(--primary);font-size:14px;margin-top:8px;flex-shrink:0}

/* ===== 现象对照列表 ===== */
.issue-list{display:grid;gap:14px}
.issue-item{
  position:relative;
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:26px;
  align-items:start;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px 24px 22px 26px;
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
  overflow:hidden;
}
.issue-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--primary);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .3s ease;
}
.issue-item:hover{background:var(--panel-2);border-color:var(--line-hot);transform:translateY(-2px)}
.issue-item:hover::before{transform:scaleY(1)}
.issue-item h3{font-size:17px;margin-bottom:4px}
.issue-item .tagline{font-size:12.5px;letter-spacing:.04em;color:var(--accent);font-weight:600}
.issue-item p{font-size:15px;line-height:1.8;margin-bottom:0}

/* ===== FAQ ===== */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--primary);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .3s ease;
}
.faq-item:hover{border-color:var(--line-hot)}
.faq-item.open{border-color:var(--line-hot);background:var(--panel-2)}
.faq-item.open::before{transform:scaleY(1)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  background:transparent;
  border:none;
  padding:20px 22px;
  text-align:left;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  cursor:pointer;
  transition:color .25s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-q i{
  color:var(--text-dim);
  font-size:14px;
  transition:transform .3s ease,color .3s ease;
  flex-shrink:0;
}
.faq-item.open .faq-q{color:var(--primary)}
.faq-item.open .faq-q i{transform:rotate(45deg);color:var(--primary)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .38s ease;
}
.faq-a p{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-dim);
  margin:0;
}

/* ===== CTA ===== */
.cta-panel{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid var(--line-hot);
  background-image:linear-gradient(120deg,rgba(20,27,32,.96) 0%,rgba(10,13,14,.92) 60%),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center right;
  padding:52px 48px;
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.cta-panel::after{
  content:"";
  position:absolute;
  top:-50%;right:-10%;
  width:46%;height:200%;
  background:linear-gradient(90deg,transparent,rgba(0,224,184,.12),transparent);
  transform:skewX(-18deg);
  pointer-events:none;
}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-inner h2{margin-bottom:10px;font-size:27px}
.cta-inner p{max-width:600px;font-size:16px;margin-bottom:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  position:relative;
  padding:64px 0 0;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,rgba(0,224,184,0),rgba(0,224,184,.6),rgba(0,224,184,0));
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col p{font-size:14px;line-height:1.85;color:var(--text-mute);margin:0}
.footer-col h4{
  font-size:15px;
  color:var(--text);
  margin-bottom:18px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
}
.footer-col ul li{margin-bottom:12px}
.footer-col ul a{
  font-size:14px;
  color:var(--text-dim);
  text-decoration:underline;
  text-decoration-color:transparent;
  text-underline-offset:4px;
  transition:color .25s ease,text-decoration-color .25s ease;
}
.footer-col ul a:hover{color:var(--primary);text-decoration-color:var(--primary)}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13.5px;
  color:var(--text-mute);
  line-height:1.75;
}
.footer-contact li i{color:var(--primary);font-size:13px;margin-top:6px;flex-shrink:0}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-mute);
}
.footer-bottom a{color:var(--text-dim);text-decoration:underline;text-underline-offset:4px}
.footer-bottom a:hover{color:var(--primary)}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .hero h1{font-size:36px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .hero{padding:44px 0 68px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero h1{font-size:32px}
  .nav-main{display:none}
  .nav-main.open{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    position:absolute;
    top:68px;left:0;right:0;
    background:var(--bg-soft);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:12px 20px 18px;
    gap:2px;
    box-shadow:0 18px 40px rgba(0,0,0,.55);
  }
  .nav-main.open a{padding:13px 8px;border-bottom:1px solid var(--line);font-size:15px}
  .nav-main.open a:last-child{border-bottom:none}
  .nav-main.open a.active::after{display:none}
  .nav-toggle{display:inline-flex}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .issue-item{grid-template-columns:1fr;gap:10px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:16px}
  h1{font-size:28px}
  h2{font-size:22px}
  h3{font-size:17px}
  .container,.grid-container{padding-left:16px;padding-right:16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:32px}
  .hero{padding:32px 0 52px}
  .hero h1{font-size:27px}
  .hero-sub{font-size:15.5px}
  .hero-cta{gap:12px}
  .hero-cta .btn{width:100%}
  .trust-row{gap:14px}
  .entry-card{padding:18px}
  .timeline::before{left:15px}
  .tl-item{grid-template-columns:auto 1fr;gap:20px}
  .tl-item::before{left:8px;top:20px;width:13px;height:13px}
  .tl-num{font-size:19px;text-align:left;padding-top:10px;padding-left:0;min-width:0;color:rgba(0,224,184,.75)}
  .tl-body{padding:18px}
  .issue-item{padding:18px}
  .faq-q{font-size:15.5px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px}
  .cta-panel{padding:32px 20px}
  .cta-inner h2{font-size:21px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .logo-text{font-size:14.5px}
  .header-actions .btn{padding:0 16px;font-size:14px}
  .entry-head .title{font-size:14px}
}

/* roulang page: category4 */
/* ==========================================================================
   设计变量
   ========================================================================== */
:root{
  --bg:#0A0D0E;
  --bg-soft:#10161A;
  --panel:#141B20;
  --panel-2:#1A2228;
  --line:rgba(255,255,255,.08);
  --line-hot:rgba(0,224,184,.35);
  --text:#EAF2F2;
  --text-dim:#9DB0B4;
  --text-mute:#6C7D81;
  --primary:#00E0B8;
  --primary-ink:#04211C;
  --accent:#FF3E7A;
  --gold:#FFC24B;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(0,224,184,.28), 0 0 24px rgba(0,224,184,.16);
  --maxw:1200px;
  --gap:24px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",system-ui,-apple-system,"Segoe UI",sans-serif;
}

/* ==========================================================================
   Reset / base
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0 0 auto 0;
  height:1px;
  background:linear-gradient(90deg,rgba(0,224,184,0),rgba(0,224,184,.9),rgba(255,62,122,.55),rgba(0,224,184,0));
  z-index:60;
  pointer-events:none;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-sm);}
a{color:var(--primary);text-decoration:none;transition:color .25s ease,opacity .25s ease;}
a:hover{color:var(--primary);}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;color:var(--text);letter-spacing:.005em;}
p{margin:0 0 20px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:4px;
}
::selection{background:rgba(0,224,184,.28);color:#fff;}

/* ==========================================================================
   容器与板块
   ========================================================================== */
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
.section{
  padding:88px 0;
  position:relative;
}
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section--tight{padding:64px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:44px;
}
.section-head--center{
  flex-direction:column;
  align-items:flex-start;
  text-align:left;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--primary);
  font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
}
.section-title{
  font-size:28px;
  font-weight:700;
}
.section-sub{
  margin-top:12px;
  max-width:760px;
  color:var(--text-dim);
  font-size:15px;
  line-height:1.8;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--primary);
  white-space:nowrap;
  font-weight:600;
}
.text-link i{transition:transform .25s ease;}
.text-link:hover i{transform:translateX(4px);}

/* ==========================================================================
   按钮
   ========================================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--r-sm);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:filter .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,transform .12s ease;
  line-height:1;
  text-align:center;
}
.btn-primary{
  background:var(--primary);
  color:var(--primary-ink);
  box-shadow:0 6px 18px rgba(0,224,184,.18);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--glow);color:var(--primary-ink);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{
  background:transparent;
  border-color:var(--line-hot);
  color:var(--primary);
}
.btn-outline:hover{background:rgba(0,224,184,.08);color:var(--primary);box-shadow:var(--glow);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;
  color:var(--text-dim);
  padding:0 10px;
}
.btn-ghost i{transition:transform .25s ease;}
.btn-ghost:hover{color:var(--primary);}
.btn-ghost:hover i{transform:translateX(3px);}

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(10,13,14,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(0,224,184,.18),0 12px 28px rgba(0,0,0,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:68px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  flex-shrink:0;
}
.logo:hover{color:var(--text);}
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:44px;
  height:32px;
  padding:0 8px;
  border-radius:8px;
  background:linear-gradient(135deg,rgba(0,224,184,.22),rgba(0,224,184,.06));
  border:1px solid var(--line-hot);
  color:var(--primary);
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  font-variant-numeric:tabular-nums;
}
.logo-text{
  font-size:16px;
  font-weight:700;
  letter-spacing:.01em;
}
.nav-main{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1;
  justify-content:center;
}
.nav-main a{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:14.5px;
  color:var(--text-dim);
  font-weight:500;
  border-radius:6px;
  white-space:nowrap;
  transition:color .25s ease,background .25s ease;
}
.nav-main a::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  opacity:0;
  transform:scaleX(.4);
  transition:opacity .25s ease,transform .25s ease;
}
.nav-main a:hover{color:var(--primary);background:rgba(255,255,255,.03);}
.nav-main a.active{
  color:var(--primary);
  background:rgba(0,224,184,.07);
  text-shadow:0 0 12px rgba(0,224,184,.4);
}
.nav-main a.active::after{opacity:1;transform:scaleX(1);box-shadow:0 0 10px rgba(0,224,184,.7);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
  cursor:pointer;
  transition:border-color .25s ease,color .25s ease,background .25s ease;
}
.nav-toggle:hover{border-color:var(--line-hot);color:var(--primary);}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative;
  padding:76px 0 64px;
  background:
    radial-gradient(900px 420px at 12% -10%,rgba(0,224,184,.10),transparent 60%),
    radial-gradient(700px 380px at 96% 8%,rgba(255,62,122,.09),transparent 62%),
    var(--bg);
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";
  position:absolute;
  top:-40px;
  right:6%;
  width:180px;
  height:520px;
  background:linear-gradient(180deg,rgba(0,224,184,0),rgba(0,224,184,.18),rgba(0,224,184,0));
  transform:skewX(-14deg);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
}
.hero-copy{max-width:720px;}
.hero-title{
  font-size:36px;
  margin-bottom:18px;
}
.hero-title span{color:var(--primary);}
.hero-lead{
  font-size:17px;
  color:var(--text-dim);
  line-height:1.85;
  margin-bottom:26px;
  max-width:640px;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}
.hero-note{
  margin-top:26px;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--text-mute);
}
.hero-note i{color:var(--primary);}

/* 状态示意卡 */
.status-card{
  background:linear-gradient(160deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--shadow-card);
}
.status-card__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid var(--line);
  margin-bottom:16px;
}
.status-card__title{font-size:15px;font-weight:600;}
.status-dot{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  color:var(--primary);
  letter-spacing:.04em;
}
.status-dot::before{
  content:"";
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(0,224,184,.14),0 0 14px rgba(0,224,184,.8);
}
.mock-field{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:46px;
  padding:0 14px;
  border-radius:var(--r-sm);
  background:var(--bg-soft);
  border:1px solid var(--line);
  font-size:13.5px;
  color:var(--text-mute);
  margin-bottom:12px;
}
.mock-field i{color:var(--text-mute);font-size:13px;}
.mock-list{margin-top:6px;display:grid;gap:10px;}
.mock-list li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text-dim);
  padding:10px 12px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.02);
  border:1px solid var(--line);
}
.mock-list li i{color:var(--primary);font-size:12px;}
.mock-list li.is-warn i{color:var(--accent);}

/* ==========================================================================
   分类胶囊导航
   ========================================================================== */
.pill-nav{
  margin-top:34px;
  padding-top:26px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:38px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text-dim);
  font-size:13.5px;
  font-weight:500;
  transition:border-color .25s ease,color .25s ease,background .25s ease,box-shadow .25s ease;
}
.pill:hover{border-color:var(--line-hot);color:var(--primary);background:var(--panel-2);}
.pill.is-active{
  background:var(--primary);
  border-color:var(--primary);
  color:var(--primary-ink);
  font-weight:600;
  box-shadow:var(--glow);
}
.pill.is-active:hover{color:var(--primary-ink);}

/* ==========================================================================
   现象速查行
   ========================================================================== */
.scan-list{
  display:grid;
  gap:0;
  border-top:1px solid var(--line);
}
.scan-row{
  display:grid;
  grid-template-columns:72px minmax(0,1fr) minmax(0,1fr) minmax(0,1.2fr);
  gap:20px;
  align-items:start;
  padding:24px 12px 24px 8px;
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.scan-row:hover{
  background:var(--panel);
  box-shadow:inset 3px 0 0 var(--primary);
}
.scan-index{
  font-size:15px;
  font-weight:700;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:.05em;
  padding-top:2px;
}
.scan-index::after{
  content:"";
  display:block;
  width:22px;
  height:2px;
  margin-top:8px;
  background:var(--primary);
  border-radius:2px;
  opacity:.7;
}
.scan-label{
  font-size:16px;
  font-weight:600;
  color:var(--text);
}
.scan-cause{
  font-size:14px;
  color:var(--text-mute);
  line-height:1.8;
}
.scan-cause b{
  display:block;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--text-mute);
  font-weight:600;
  margin-bottom:6px;
  text-transform:uppercase;
}
.scan-fix{
  font-size:14.5px;
  color:var(--text-dim);
  line-height:1.8;
}
.scan-fix b{
  display:block;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--primary);
  font-weight:600;
  margin-bottom:6px;
  text-transform:uppercase;
}
.scan-tags{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap;}
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.04em;
  font-weight:600;
}
.badge-solid{background:var(--primary);color:var(--primary-ink);}
.badge-accent{background:rgba(255,62,122,.16);color:var(--accent);border:1px solid rgba(255,62,122,.35);}
.badge-gold{background:rgba(255,194,75,.14);color:var(--gold);border:1px solid rgba(255,194,75,.34);}

/* ==========================================================================
   自查清单（图文）
   ========================================================================== */
.check-grid{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:48px;
  align-items:center;
}
.check-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
}
.check-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;}
.check-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(10,13,14,0) 40%,rgba(10,13,14,.72));
}
.check-media__tag{
  position:absolute;
  left:20px;
  bottom:20px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text);
  background:rgba(10,13,14,.7);
  border:1px solid var(--line-hot);
  border-radius:999px;
  padding:6px 14px;
  backdrop-filter:blur(6px);
}
.check-media__tag i{color:var(--primary);}
.check-list{display:grid;gap:14px;margin-top:26px;}
.check-list li{
  display:flex;
  gap:14px;
  padding:16px 18px;
  border-radius:var(--r-md);
  background:var(--panel);
  border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.check-list li:hover{
  border-color:var(--line-hot);
  transform:translateY(-2px);
  box-shadow:var(--glow);
}
.check-list i{
  color:var(--primary);
  font-size:15px;
  margin-top:5px;
  flex-shrink:0;
}
.check-list strong{
  display:block;
  font-size:15.5px;
  font-weight:600;
  margin-bottom:4px;
  color:var(--text);
}
.check-list span{font-size:14px;color:var(--text-dim);line-height:1.75;}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-layout{
  display:grid;
  grid-template-columns:minmax(0,240px) minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.faq-side{
  position:sticky;
  top:96px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--shadow-card);
}
.faq-side h3{font-size:17px;margin-bottom:10px;}
.faq-side p{font-size:13.5px;color:var(--text-dim);line-height:1.8;margin-bottom:18px;}
.faq-side ul{display:grid;gap:2px;margin-bottom:20px;}
.faq-side li a{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-dim);
  padding:8px 10px;
  border-radius:var(--r-sm);
  transition:background .25s ease,color .25s ease,padding-left .25s ease;
}
.faq-side li a:hover{background:var(--panel-2);color:var(--primary);padding-left:14px;}
.faq-side li a i{font-size:11px;color:var(--primary);}

.faq-group{margin-bottom:38px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-title{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  margin-bottom:16px;
}
.faq-group-title i{color:var(--primary);font-size:14px;}
.faq-group-title::after{
  content:"";
  flex:1;
  height:1px;
  background:var(--line);
}

.accordion{background:transparent;border:0;margin:0;}
.accordion .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.accordion .accordion-item:hover{border-color:var(--line-hot);}
.accordion .accordion-item.is-active{
  border-color:var(--line-hot);
  box-shadow:inset 3px 0 0 var(--primary),0 8px 24px rgba(0,0,0,.35);
}
.accordion .accordion-title{
  display:block;
  position:relative;
  background:transparent;
  border:0;
  border-bottom:0;
  color:var(--text);
  font-size:16.5px;
  font-weight:600;
  line-height:1.5;
  padding:18px 56px 18px 20px;
  transition:color .25s ease,background .25s ease;
}
.accordion .accordion-title:hover,
.accordion .accordion-title:focus{
  background:var(--panel-2);
  color:var(--primary);
  outline:none;
}
.accordion .accordion-title::before{
  content:"+";
  position:absolute;
  right:20px;
  top:50%;
  transform:translateY(-50%);
  width:26px;
  height:26px;
  line-height:24px;
  text-align:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--bg-soft);
  color:var(--primary);
  font-size:15px;
  font-weight:600;
  transition:transform .3s ease,background .3s ease,color .3s ease,border-color .3s ease;
}
.accordion .accordion-item.is-active .accordion-title{color:var(--primary);}
.accordion .accordion-item.is-active .accordion-title::before{
  content:"+";
  transform:translateY(-50%) rotate(135deg);
  background:var(--primary);
  border-color:var(--primary);
  color:var(--primary-ink);
}
.accordion .accordion-content{
  background:transparent;
  border:0;
  border-top:1px solid var(--line);
  color:var(--text-dim);
  font-size:15px;
  line-height:1.9;
  padding:18px 22px 22px 20px;
}
.accordion .accordion-content p{margin:0 0 12px;}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* ==========================================================================
   保障条
   ========================================================================== */
.guarantee{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:52px 0;
}
.guarantee-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
}
.guarantee-item{
  background:var(--bg-soft);
  padding:26px 22px;
  transition:background .25s ease;
}
.guarantee-item:hover{background:var(--panel);}
.guarantee-item i{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:var(--r-sm);
  background:rgba(0,224,184,.1);
  border:1px solid var(--line-hot);
  color:var(--primary);
  font-size:16px;
  margin-bottom:14px;
}
.guarantee-item h3{font-size:15.5px;margin-bottom:8px;}
.guarantee-item p{font-size:13.5px;color:var(--text-dim);line-height:1.8;margin:0;}

/* ==========================================================================
   CTA
   ========================================================================== */
.cta-panel{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:
    linear-gradient(120deg,rgba(0,224,184,.10),rgba(10,13,14,0) 55%),
    var(--panel);
  overflow:hidden;
  padding:52px 48px;
  display:grid;
  grid-template-columns:minmax(0,1.4fr) auto;
  gap:40px;
  align-items:center;
  box-shadow:var(--shadow-card);
}
.cta-panel::after{
  content:"";
  position:absolute;
  right:-40px;
  bottom:-60px;
  width:320px;
  height:320px;
  background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  opacity:.14;
  border-radius:50%;
  pointer-events:none;
}
.cta-panel h2{font-size:26px;margin-bottom:14px;position:relative;z-index:2;}
.cta-panel p{font-size:15px;color:var(--text-dim);max-width:620px;position:relative;z-index:2;margin:0;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  box-shadow:0 -1px 0 rgba(0,224,184,.18);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col p{font-size:13.5px;color:var(--text-dim);line-height:1.85;margin:0;}
.footer-col h4{
  font-size:14px;
  color:var(--text);
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-col ul{display:grid;gap:12px;}
.footer-col li a{
  font-size:13.5px;
  color:var(--text-dim);
  text-decoration:underline;
  text-decoration-color:transparent;
  text-underline-offset:4px;
  transition:color .25s ease,text-decoration-color .25s ease;
}
.footer-col li a:hover{color:var(--primary);text-decoration-color:var(--primary);}
.footer-contact li{
  display:flex;
  gap:10px;
  font-size:13.5px;
  color:var(--text-dim);
  line-height:1.75;
}
.footer-contact i{color:var(--primary);margin-top:6px;font-size:12px;flex-shrink:0;}
.footer-bottom{
  padding-top:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-mute);
}
.footer-bottom a{color:var(--text-dim);}
.footer-bottom a:hover{color:var(--primary);}

/* ==========================================================================
   Foundation 覆盖
   ========================================================================== */
.grid-container{max-width:var(--maxw);padding-left:24px;padding-right:24px;}
.grid-x{margin-left:-12px;margin-right:-12px;}
.cell{padding-left:12px;padding-right:12px;}
.button{font-family:var(--font);}
.button:not(.btn){background:var(--panel-2);}
a.button{color:var(--text);}

/* ==========================================================================
   响应式
   ========================================================================== */
@media screen and (max-width:1279px){
  .hero-title{font-size:32px;}
  .section-title{font-size:24px;}
  .guarantee-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media screen and (max-width:1023px){
  .section{padding:64px 0;}
  .hero{padding:60px 0 52px;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero::after{display:none;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .faq-side{position:static;}
  .check-grid{grid-template-columns:1fr;gap:32px;}
  .scan-row{grid-template-columns:56px minmax(0,1fr);gap:16px;}
  .scan-cause,.scan-fix{grid-column:2;}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px;}
  .cta-panel::after{opacity:.1;}
  .nav-main{
    position:fixed;
    top:68px;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:rgba(10,13,14,.98);
    border-bottom:1px solid var(--line-hot);
    padding:10px 24px 22px;
    box-shadow:0 24px 40px rgba(0,0,0,.55);
    max-height:calc(100vh - 68px);
    overflow-y:auto;
  }
  .nav-main.is-open{display:flex;}
  .nav-main a{
    padding:15px 6px;
    font-size:15px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .nav-main a::after{display:none;}
  .nav-main a.active{background:transparent;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-actions .btn-primary{display:none;}
}

@media screen and (max-width:768px){
  body{font-size:16px;}
  .section{padding:48px 0;}
  .hero{padding:48px 0 42px;}
  .hero-title{font-size:28px;}
  .section-title{font-size:21px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:30px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .logo-text{font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .guarantee-grid{grid-template-columns:1fr;}
  .accordion .accordion-title{font-size:15.5px;padding:16px 50px 16px 16px;}
  .accordion .accordion-title::before{right:14px;}
  .accordion .accordion-content{padding:16px;}
  .cta-panel{padding:30px 22px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .pill-nav{gap:8px;}
  .pill{height:34px;padding:0 13px;font-size:13px;}
  .scan-row{padding:20px 6px;}
}

@media screen and (max-width:520px){
  .container{padding:0 16px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .hero-title{font-size:25px;}
  .status-card{padding:18px;}
  .cta-panel h2{font-size:21px;}
  .section-title{font-size:20px;}
}