/* roulang page: index */
:root{
  --brand:#1F5FD0;
  --brand-dark:#0E3A8C;
  --accent:#FF7A29;
  --ok:#12B981;
  --text:#0E2140;
  --muted:#55688A;
  --border:#E3EAF5;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tag-bg:#EAF1FE;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(16,32,58,.06),0 12px 28px -12px rgba(16,32,58,.14);
  --shadow-2:0 18px 36px -16px rgba(16,32,58,.22);
  --container:1200px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:-0.01em;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,box-shadow .2s ease,transform .2s ease;}
a:hover{color:var(--brand-dark);}
ul,ol,li{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:700;letter-spacing:-0.01em;line-height:1.28;}
h1{font-size:clamp(30px,4.4vw,52px);}
h2{font-size:clamp(24px,3vw,36px);}
h3{font-size:20px;font-weight:600;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(31,95,208,.16);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head p{margin:8px 0 0;color:var(--muted);font-size:15px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);background:var(--tag-bg);border-radius:999px;padding:6px 14px;margin-bottom:14px;}
.eyebrow i{font-size:12px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* 顶条 */
.topbar{background:var(--brand-dark);color:rgba(255,255,255,.9);font-size:13px;}
.topbar__inner{display:flex;align-items:center;gap:18px;min-height:48px;flex-wrap:wrap;padding:8px 0;}
.topbar .badge{background:rgba(255,122,41,.16);color:#FFB37A;border:1px solid rgba(255,122,41,.4);}
.topbar__count{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.86);}
.count-box{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:30px;padding:0 6px;border-radius:8px;background:rgba(255,255,255,.1);color:#fff;font-weight:700;font-size:15px;font-variant-numeric:tabular-nums;}
.count-box--accent{color:#FFB37A;}
.topbar__sep{color:rgba(255,255,255,.35);}
.topbar__link{margin-left:auto;color:#fff;font-weight:500;display:inline-flex;align-items:center;gap:6px;}
.topbar__link:hover{color:var(--accent);}

.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.4;}
.badge--accent{background:rgba(255,122,41,.12);color:#C4520B;}
.badge--ok{background:rgba(18,185,129,.12);color:#0B7A56;}
.badge--info{background:var(--tag-bg);color:var(--brand);}
.badge--soon{background:#FFF3D6;color:#9A6200;}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);transition:box-shadow .25s ease,padding .25s ease;}
.site-header.is-stuck{box-shadow:0 6px 20px -12px rgba(16,32,58,.28);}
.nav{display:flex;align-items:center;gap:28px;min-height:76px;transition:min-height .25s ease;}
.site-header.is-stuck .nav{min-height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));display:grid;place-items:center;color:#fff;font-weight:700;font-size:17px;letter-spacing:-1px;}
.logo__text{font-size:19px;font-weight:700;color:var(--brand-dark);letter-spacing:-0.02em;}
.logo__text span{color:var(--accent);}
.nav__menu{display:flex;align-items:center;gap:28px;margin-left:auto;}
.nav__menu a{position:relative;font-size:15px;font-weight:500;color:var(--text);padding:6px 0;}
.nav__menu a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--brand);transition:right .25s ease;}
.nav__menu a:hover{color:var(--brand);}
.nav__menu a:hover::after{right:0;}
.nav__menu a.is-active{color:var(--brand);font-weight:600;}
.nav__menu a.is-active::after{right:0;}
.nav__actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav__phone{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--brand-dark);}
.nav__phone i{color:var(--brand);}
.nav__toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--border);color:var(--brand-dark);background:#fff;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:all .2s ease;white-space:nowrap;}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px -12px rgba(31,95,208,.7);}
.btn--primary:hover{background:#1850B4;color:#fff;transform:translateY(-2px);box-shadow:0 16px 27px -14px rgba(31,95,208,.75);}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 8px 18px -12px rgba(255,122,41,.7);}
.btn--accent:hover{background:#E96A19;color:#fff;transform:translateY(-2px);box-shadow:0 16px 28px -14px rgba(233,106,25,.75);}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn--ghost:hover{background:var(--tag-bg);color:var(--brand-dark);transform:translateY(-2px);}
.btn--sm{min-height:40px;padding:0 16px;font-size:14px;}
.btn--block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#EEF4FF 0%,#F5F8FD 100%);padding:72px 0 0;}
.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:56px;align-items:center;}
.hero__copy{max-width:560px;}
.hero__sub{font-size:17px;color:var(--muted);margin:16px 0 26px;}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero__stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(31,95,208,.14);}
.hero__stat b{display:block;font-size:26px;font-weight:700;color:var(--brand-dark);font-variant-numeric:tabular-nums;line-height:1.2;}
.hero__stat span{font-size:13px;color:var(--muted);}
.hero__media{position:relative;}
.hero__figure{position:relative;border-radius:18px;overflow:hidden;aspect-ratio:16/11;background:#DCE7FA;box-shadow:var(--shadow-1);}
.hero__figure img{width:100%;height:100%;object-fit:cover;}
.hero__status{position:absolute;top:18px;right:-10px;background:#fff;border-radius:12px;padding:12px 16px;box-shadow:var(--shadow-1);display:flex;align-items:center;gap:10px;font-size:13px;}
.hero__status i{color:var(--ok);}
.hero__status b{display:block;font-size:15px;color:var(--brand-dark);}
.hero__chip{position:absolute;left:-14px;bottom:22px;background:var(--brand-dark);color:#fff;border-radius:12px;padding:12px 18px;box-shadow:var(--shadow-1);font-size:13px;}
.hero__chip b{font-size:20px;font-variant-numeric:tabular-nums;}
.hero__slant{height:56px;background:#F5F8FD;clip-path:polygon(0 100%,100% 0,100% 100%,0 100%);margin-top:-1px;}

/* 卖点 */
.feature-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-1);transition:all .25s ease;display:flex;flex-direction:column;}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.feature-card--main{grid-row:span 2;background:linear-gradient(160deg,#FFFFFF 0%,#F3F7FF 100%);}
.feature-card__num{font-size:14px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:.06em;}
.feature-card__icon{width:46px;height:46px;border-radius:12px;background:var(--tag-bg);color:var(--brand);display:grid;place-items:center;font-size:19px;margin:14px 0 16px;}
.feature-card h3{font-size:21px;margin-bottom:10px;}
.feature-card p{color:var(--muted);font-size:15px;margin-bottom:18px;}
.feature-card .link-arrow{margin-top:auto;}
.feature-mini{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}

/* 场景 */
.tabs-bar{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px;border:0;}
.tabs-bar li{border:0;}
.tabs-bar a{display:block;padding:11px 20px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--muted);font-size:15px;font-weight:500;}
.tabs-bar a:hover{color:var(--brand);border-color:#C6D9F8;}
.tabs-bar .is-active a{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.tabs-content{border:0;background:transparent;}
.tabs-panel{padding:0;}
.scene{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-1);}
.scene__figure{border-radius:var(--radius-img);overflow:hidden;aspect-ratio:4/3;background:#E3EAF5;}
.scene__figure img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.scene:hover .scene__figure img{transform:scale(1.03);}
.scene__body h3{font-size:24px;margin-bottom:12px;}
.scene__body p{color:var(--muted);}
.scene__meta{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px;}
.scene__foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}

/* 社会认同 */
.metric-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-1);margin-bottom:40px;}
.metric b{display:block;font-size:32px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.metric span{font-size:14px;color:var(--muted);}
.partner-wall{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;margin-bottom:48px;}
.partner{display:grid;place-items:center;height:70px;border:1px dashed var(--border);border-radius:var(--radius-img);background:#fff;color:#93A3BE;font-size:14px;font-weight:600;filter:grayscale(1);transition:all .25s ease;}
.partner:hover{filter:grayscale(0);color:var(--brand);border-color:#C6D9F8;transform:translateY(-2px);box-shadow:var(--shadow-1);}
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.quote{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);transition:all .25s ease;}
.quote:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.quote:nth-child(2){margin-top:26px;}
.quote:nth-child(3){margin-top:52px;}
.quote__stars{color:var(--accent);font-size:13px;margin-bottom:12px;letter-spacing:2px;}
.quote p{font-size:15px;color:var(--text);}
.quote__who{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--border);}
.quote__avatar{width:42px;height:42px;border-radius:50%;background:var(--tag-bg);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:15px;flex-shrink:0;}
.quote__who b{display:block;font-size:14px;}
.quote__who span{font-size:13px;color:var(--muted);}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.news-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:all .25s ease;}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.news-card__cover{display:block;aspect-ratio:16/9;overflow:hidden;background:#E3EAF5;}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-card__cover img{transform:scale(1.03);}
.news-card__body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-card__body h3{font-size:17px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover h3{color:var(--brand);}
.news-card__body p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.news-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted);padding-top:14px;border-top:1px solid var(--border);}
.empty-state{grid-column:1/-1;text-align:center;background:var(--card);border:1px dashed var(--border);border-radius:var(--radius-card);padding:56px 24px;}
.empty-state i{font-size:30px;color:#A9BBD8;display:block;margin-bottom:14px;}
.empty-state p{color:var(--muted);margin-bottom:16px;}

/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion{border:0;background:transparent;}
.accordion .accordion-item{border:1px solid var(--border);border-radius:12px;background:#fff;margin-bottom:14px;overflow:hidden;transition:box-shadow .2s ease;position:relative;}
.accordion .accordion-item:hover{box-shadow:var(--shadow-1);}
.accordion .accordion-item.is-active::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);}
.accordion .accordion-title{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);border:0;background:#fff;line-height:1.6;}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:#F8FAFF;color:var(--brand);}
.accordion .accordion-title::before{display:none;}
.accordion .accordion-title i{color:var(--brand);font-size:14px;transition:transform .25s ease;flex-shrink:0;}
.accordion .accordion-item.is-active .accordion-title i{transform:rotate(180deg);}
.accordion .accordion-content{padding:0 24px 22px;color:var(--muted);font-size:15px;border:0;background:#fff;}
.accordion .accordion-content p{margin:0;}

/* CTA */
.cta-band{background:linear-gradient(180deg,#EDF3FF 0%,#F5F8FD 100%);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.cta-band__grid{display:grid;grid-template-columns:1.2fr auto auto;gap:36px;align-items:center;}
.cta-band h2{margin-bottom:10px;}
.cta-band p{color:var(--muted);margin:0;}
.cta-band__btns{display:flex;gap:14px;flex-wrap:wrap;}
.cta-band__contact{border-left:1px solid var(--border);padding-left:36px;font-size:14px;color:var(--muted);}
.cta-band__contact b{display:block;font-size:20px;color:var(--brand-dark);font-variant-numeric:tabular-nums;}

/* 页脚 */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.8);padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;}
.site-footer a{color:rgba(255,255,255,.8);}
.site-footer a:hover{color:var(--accent);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo__mark{background:rgba(255,255,255,.14);}
.footer-brand .logo__text{color:#fff;}
.footer-links li{margin-bottom:11px;}
.footer-contact li{margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--accent);margin-top:4px;}
.footer-qr{width:96px;height:96px;border-radius:12px;background:rgba(255,255,255,.12);display:grid;place-items:center;font-size:12px;color:rgba(255,255,255,.7);text-align:center;margin-top:12px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.62);}

/* 固定转化条 */
.float-bar{position:fixed;right:24px;bottom:24px;z-index:70;display:flex;gap:10px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:16px;padding:10px;box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(12px);transition:all .3s ease;}
.float-bar.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-bar .btn{min-height:44px;}
.float-bar__top{width:44px;height:44px;border-radius:10px;border:1px solid var(--border);color:var(--brand);display:grid;place-items:center;background:#fff;}
.mobile-bar{display:none;}

@media (max-width:1024px){
  .section{padding:64px 0;}
  .hero{padding-top:52px;}
  .hero__grid{grid-template-columns:1fr;gap:36px;}
  .hero__copy{max-width:none;}
  .nav__menu{gap:20px;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-card--main{grid-row:auto;}
  .scene{grid-template-columns:1fr;gap:24px;}
  .metric-bar{grid-template-columns:repeat(2,minmax(0,1fr));}
  .partner-wall{grid-template-columns:repeat(3,minmax(0,1fr));}
  .quote-grid{grid-template-columns:1fr;}
  .quote:nth-child(2),.quote:nth-child(3){margin-top:0;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band__grid{grid-template-columns:1fr;gap:24px;}
  .cta-band__contact{border-left:0;padding-left:0;border-top:1px solid var(--border);padding-top:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .nav__menu{display:none;}
  .nav__toggle{display:grid;place-items:center;margin-left:auto;}
  .nav__actions .nav__phone{display:none;}
  .hero__stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .hero__status{right:8px;padding:10px 12px;}
  .hero__chip{left:8px;}
  .feature-mini{grid-template-columns:1fr;}
  .partner-wall{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .tabs-bar a{padding:9px 16px;font-size:14px;}
  .float-bar{display:none;}
  .mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:80;background:#fff;border-top:1px solid var(--border);padding:10px 14px;gap:10px;box-shadow:0 -8px 24px -16px rgba(16,32,58,.3);}
  .mobile-bar .btn{flex:1;min-height:46px;padding:0 12px;font-size:14px;}
  .mobile-bar__call{width:46px;height:46px;border-radius:10px;border:1px solid var(--border);display:grid;place-items:center;color:var(--brand);flex-shrink:0;}
  body{padding-bottom:76px;}
  .section{padding:44px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:520px){
  .hero__cta{flex-direction:column;}
  .hero__cta .btn{width:100%;}
  .hero__stats{grid-template-columns:1fr 1fr;}
  .metric-bar{grid-template-columns:1fr 1fr;padding:20px;}
  .metric b{font-size:26px;}
  .scene{padding:18px;}
  .news-card__body{padding:16px;}
  .accordion .accordion-title{padding:16px;font-size:15px;}
  .accordion .accordion-content{padding:0 16px 18px;}
  .cta-band__btns{flex-direction:column;}
  .cta-band__btns .btn{width:100%;}
}

/* roulang page: article */
:root{
  --primary:#1F5FD0;
  --primary-dark:#0E3A8C;
  --accent:#FF7A29;
  --success:#12B981;
  --text:#0E2140;
  --muted:#55688A;
  --border:#E3EAF5;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tag:#EAF1FE;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,58,.06);
  --sh-2:0 12px 28px -12px rgba(16,32,58,.14);
  --sh-hover:0 18px 36px -16px rgba(16,32,58,.22);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:-0.01em;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover{color:var(--primary-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px rgba(31,95,208,.55);border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 顶部活动条 ============ */
.topbar{
  background:linear-gradient(90deg,#0E3A8C 0%,#1F5FD0 62%,#2E6FE0 100%);
  color:#fff;
  font-size:14px;
}
.topbar__inner{
  display:flex;align-items:center;gap:16px;min-height:46px;flex-wrap:wrap;
  padding-top:8px;padding-bottom:8px;
}
.topbar__text{color:rgba(255,255,255,.9);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1.6;white-space:nowrap;
}
.badge--accent{background:var(--accent);color:#fff;}
.badge--soft{background:var(--tag);color:var(--primary);}
.badge--success{background:rgba(18,185,129,.14);color:#0B815A;}
.countdown{display:flex;align-items:center;gap:6px;margin-left:auto;}
.countdown__cell{
  display:flex;align-items:baseline;gap:2px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
  border-radius:8px;padding:3px 8px;
}
.countdown__cell b{
  font-family:Inter,Barlow,"Segoe UI",sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:16px;color:#FFD8B8;letter-spacing:0;
}
.countdown__cell i{font-style:normal;font-size:11.5px;color:rgba(255,255,255,.75);}
.topbar__link{color:#fff;font-size:13.5px;display:inline-flex;align-items:center;gap:6px;}
.topbar__link:hover{color:#FFD8B8;}
.topbar__link i{transition:transform .2s ease;}
.topbar__link:hover i{transform:translateX(4px);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 26px -18px rgba(16,32,58,.4);}
.nav{display:flex;align-items:center;gap:28px;padding:14px 0;transition:padding .25s ease;}
.site-header.is-scrolled .nav{padding:9px 0;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;font-family:Inter,Barlow,sans-serif;font-weight:700;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;letter-spacing:.02em;
}
.logo__text{font-size:19px;font-weight:700;color:var(--text);letter-spacing:-.02em;}
.logo__text span{color:var(--primary);}
.nav__menu{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav__menu > li > a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15.5px;color:#26374f;font-weight:500;
}
.nav__menu > li > a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:var(--primary);border-radius:2px;transition:right .25s ease;
}
.nav__menu > li > a:hover{color:var(--primary);}
.nav__menu > li > a:hover::after{right:0;}
.nav__menu > li > a.is-active{color:var(--primary);font-weight:600;}
.nav__menu > li > a.is-active::after{right:0;}
.nav__actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav__phone{
  display:inline-flex;align-items:center;gap:8px;
  font-family:Inter,Barlow,sans-serif;font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:600;color:var(--primary-dark);
}
.nav__phone i{color:var(--accent);}
.nav__toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--border);background:#fff;color:var(--primary);
  font-size:17px;cursor:pointer;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;
  border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15.5px;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn i{font-size:13px;transition:transform .2s ease;}
.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:#1A52B8;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px -12px rgba(255,122,41,.9);}
.btn--accent:hover{background:#EE6A17;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn--outline{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn--outline:hover{background:var(--tag);color:var(--primary-dark);transform:translateY(-2px);}
.btn--ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.4);}
.btn--ghost:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px);}
.btn--sm{min-height:40px;padding:8px 18px;font-size:14.5px;}
.btn--lg{min-height:52px;padding:14px 30px;font-size:16.5px;}
.btn--block{width:100%;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--primary);
}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--border);}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:14px 0;font-size:13.5px;color:var(--muted);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.crumb i{font-size:10px;color:#A9B8D2;}
.crumb__current{color:var(--text);font-weight:500;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.article-head{
  background:#fff;border-bottom:1px solid var(--border);
  padding:40px 0 36px;
}
.article-head__inner{max-width:880px;}
.article-head h1{
  font-size:clamp(26px,3.4vw,40px);line-height:1.35;margin:14px 0 18px;letter-spacing:-.02em;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;
  font-size:14px;color:var(--muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:#8FA2C0;}
.article-meta__tools{margin-left:auto;display:flex;gap:10px;}
.chip-btn{
  display:inline-flex;align-items:center;gap:7px;
  min-height:36px;padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--border);background:#fff;color:var(--muted);
  font-size:13.5px;cursor:pointer;transition:all .2s ease;
}
.chip-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--tag);}

/* ============ 正文布局 ============ */
.article-wrap{padding:48px 0 72px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start;}
.article-panel{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:36px 40px;box-shadow:var(--sh-1);
}
.article-lead{
  font-size:16.5px;color:var(--muted);line-height:1.85;
  border-left:4px solid var(--tag);padding:14px 18px;border-radius:0 10px 10px 0;
  background:#F8FAFF;margin-bottom:26px;
}
.article-body{font-size:17.5px;line-height:1.9;color:#1B2C48;overflow-x:auto;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;font-size:clamp(20px,2.3vw,25px);line-height:1.5;
  margin:2em 0 .8em;padding-left:16px;letter-spacing:-.02em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:2px;background:var(--primary);
}
.article-body h3{font-size:19px;font-weight:600;margin:1.7em 0 .6em;}
.article-body h4{font-size:17px;font-weight:600;margin:1.4em 0 .5em;color:var(--primary-dark);}
.article-body a{font-weight:500;border-bottom:1px solid rgba(31,95,208,.35);}
.article-body a:hover{border-bottom-color:var(--primary-dark);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:24px;}
.article-body ul{list-style:none;}
.article-body ul li{position:relative;padding-left:2px;margin-bottom:.5em;}
.article-body ul li::before{
  content:"";position:absolute;left:-18px;top:.72em;width:7px;height:7px;
  border-radius:50%;background:var(--primary);opacity:.85;
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:.5em;padding-left:4px;}
.article-body ol li::marker{color:var(--primary);font-weight:700;}
.article-body blockquote{
  margin:1.7em 0;padding:16px 22px;
  background:var(--tag);border-left:4px solid var(--primary);
  border-radius:0 10px 10px 0;color:#22375C;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;box-shadow:var(--sh-1);height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{text-align:center;font-size:13.5px;color:var(--muted);margin-top:10px;}
.article-body table{
  font-size:15px;margin:1.6em 0;border:1px solid var(--border);border-radius:10px;overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;}
.article-body thead th{background:#F0F5FF;color:var(--primary-dark);font-weight:600;white-space:nowrap;}
.article-body tbody tr:nth-child(even){background:#FAFCFF;}
.article-body tbody tr:last-child td{border-bottom:none;}
.article-body code{
  background:#F0F5FF;color:#1B4DA8;padding:2px 6px;border-radius:6px;font-size:14.5px;
}
.article-body hr{border:none;border-top:1px solid var(--border);margin:2em 0;}

/* ============ 空态 ============ */
.empty-state{
  text-align:center;padding:56px 24px;background:#fff;
  border:1px dashed var(--border);border-radius:var(--r-card);
}
.empty-state i{font-size:34px;color:#B7C6DE;}
.empty-state h2{font-size:22px;margin:16px 0 10px;}
.empty-state p{color:var(--muted);max-width:520px;margin:0 auto 22px;font-size:15.5px;}

/* ============ 侧栏 ============ */
.side{position:sticky;top:96px;display:grid;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card__title{
  font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:9px;
}
.side-card__title i{color:var(--primary);font-size:14px;}
.toc__list{display:grid;gap:2px;max-height:340px;overflow:auto;}
.toc__list a{
  display:block;padding:7px 10px;border-left:3px solid transparent;border-radius:0 8px 8px 0;
  font-size:14px;color:var(--muted);line-height:1.6;
}
.toc__list a:hover{background:var(--tag);color:var(--primary);}
.toc__list a.is-current{background:var(--tag);border-left-color:var(--primary);color:var(--primary-dark);font-weight:600;}
.side-list{display:grid;gap:14px;}
.side-list a{display:block;}
.side-list__item{
  display:flex;gap:12px;padding-bottom:14px;border-bottom:1px dashed var(--border);
}
.side-list__item:last-child{border-bottom:none;padding-bottom:0;}
.side-list__thumb{
  width:64px;height:64px;flex:0 0 64px;border-radius:10px;overflow:hidden;background:var(--tag);
}
.side-list__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.side-list__item:hover .side-list__thumb img{transform:scale(1.06);}
.side-list__body strong{
  display:block;font-size:14.5px;font-weight:600;color:var(--text);line-height:1.55;
  transition:color .2s ease;
}
.side-list__item:hover strong{color:var(--primary);}
.side-list__body span{font-size:12.5px;color:var(--muted);}
.side-cta{
  background:linear-gradient(160deg,#F4F8FF 0%,#EAF1FE 100%);
  border:1px solid rgba(31,95,208,.28);
}
.side-cta h3{font-size:18px;margin-bottom:10px;}
.side-cta p{font-size:14px;color:var(--muted);margin-bottom:16px;line-height:1.75;}
.side-cta ul{display:grid;gap:8px;margin-bottom:18px;}
.side-cta li{font-size:13.5px;color:#2A3E60;display:flex;align-items:center;gap:8px;}
.side-cta li i{color:var(--success);font-size:12px;}

/* ============ 文末 ============ */
.postnav{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;
}
.postnav__link{
  display:block;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:18px 20px;transition:all .25s ease;
}
.postnav__link:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:rgba(31,95,208,.35);}
.postnav__link span{display:block;font-size:12.5px;color:var(--muted);margin-bottom:6px;}
.postnav__link strong{font-size:15.5px;color:var(--text);font-weight:600;}
.postnav__link:hover strong{color:var(--primary);}
.postnav__link--next{text-align:right;}

.related-block{margin-top:64px;}
.block-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;flex-wrap:wrap;
}
.block-head h2{font-size:clamp(20px,2.4vw,26px);}
.block-head p{font-size:14.5px;color:var(--muted);margin-top:8px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(31,95,208,.3);}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--tag);}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card__media img{transform:scale(1.03);}
.card__tag{
  position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);
  color:var(--primary);font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);
}
.card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card__body h3{font-size:17px;line-height:1.55;margin-bottom:10px;transition:color .2s ease;}
.card:hover .card__body h3{color:var(--primary);}
.card__body p{font-size:14.5px;color:var(--muted);line-height:1.7;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);border-top:1px dashed var(--border);padding-top:14px;
}
.card__foot i{color:var(--primary);transition:transform .2s ease;}
.card:hover .card__foot i{transform:translateX(4px);}

.top-actions{display:flex;justify-content:center;margin-top:36px;}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(180deg,#F4F8FF 0%,#EAF1FE 100%);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:72px 0;
}
.cta-band__inner{
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
}
.cta-band h2{font-size:clamp(23px,2.8vw,32px);margin-bottom:14px;}
.cta-band p{color:var(--muted);font-size:16px;max-width:560px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;}
.cta-info{display:grid;gap:14px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);}
.cta-info__row{display:flex;align-items:center;gap:12px;font-size:14.5px;color:#2A3E60;}
.cta-info__row i{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;background:var(--tag);
  color:var(--primary);display:inline-flex;align-items:center;justify-content:center;font-size:14px;
}
.cta-info__row b{font-family:Inter,Barlow,sans-serif;font-variant-numeric:tabular-nums;font-size:16px;color:var(--primary-dark);}

/* ============ 页脚 ============ */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.8);padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo__mark{width:36px;height:36px;font-size:14px;}
.footer-brand .logo__text{color:#fff;font-size:18px;}
.footer-brand .logo__text span{color:#8FB6FF;}
.site-footer p{font-size:14px;line-height:1.8;}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px;font-weight:600;}
.footer-links{display:grid;gap:11px;}
.footer-links a{color:rgba(255,255,255,.8);font-size:14px;}
.footer-links a:hover{color:var(--accent);}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;}
.footer-contact i{color:#8FB6FF;font-size:13px;}
.footer-qr{
  margin-top:16px;width:110px;height:110px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.4);display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:12.5px;color:rgba(255,255,255,.65);line-height:1.6;padding:8px;
}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.16);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}

/* ============ 固定转化条 ============ */
.float-bar{
  position:fixed;right:26px;bottom:26px;z-index:90;
  display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-pill);
  padding:8px;box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s ease;
}
.float-bar.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-bar .btn{min-height:42px;padding:9px 20px;font-size:14.5px;}
.float-bar__top{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--border);background:#fff;
  color:var(--primary);cursor:pointer;font-size:15px;transition:all .2s ease;
}
.float-bar__top:hover{background:var(--tag);border-color:var(--primary);}
.float-bar__phone{display:none;}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:30px;}
  .article-panel{padding:30px 28px;}
}
@media (max-width:1024px){
  .nav{gap:18px;}
  .nav__menu{gap:20px;}
  .nav__menu > li > a{font-size:15px;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .side{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band__inner{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:900px){
  .nav__menu{
    position:absolute;left:16px;right:16px;top:calc(100% + 10px);
    flex-direction:column;align-items:stretch;gap:2px;margin:0;
    background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
    box-shadow:var(--sh-2);padding:12px;display:none;
  }
  .nav__menu.is-open{display:flex;}
  .nav__menu > li > a{display:block;padding:12px 14px;border-radius:10px;font-size:15.5px;}
  .nav__menu > li > a::after{display:none;}
  .nav__menu > li > a:hover,.nav__menu > li > a.is-active{background:var(--tag);}
  .nav__toggle{display:inline-flex;}
  .nav__phone{display:none;}
  .site-header{position:relative;}
}
@media (max-width:640px){
  body{font-size:16px;padding-bottom:76px;}
  .container{padding:0 16px;}
  .topbar__inner{min-height:auto;gap:10px;}
  .topbar__text{display:none;}
  .countdown{margin-left:0;}
  .nav{padding:10px 0;}
  .logo__text{font-size:17px;}
  .nav__actions{gap:8px;}
  .article-head{padding:26px 0 24px;}
  .article-head__inner{max-width:100%;}
  .article-meta{gap:8px 16px;}
  .article-meta__tools{margin-left:0;width:100%;}
  .article-wrap{padding:28px 0 52px;}
  .article-panel{padding:22px 18px;border-radius:12px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .postnav{grid-template-columns:1fr;}
  .postnav__link--next{text-align:left;}
  .cta-band{padding:52px 0;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;border-left:none;border-right:none;border-bottom:none;
    padding:10px 14px;gap:10px;justify-content:space-between;
  }
  .float-bar .btn{flex:1;padding:10px 12px;font-size:14.5px;}
  .float-bar__top{display:none;}
  .float-bar__phone{
    display:inline-flex;align-items:center;justify-content:center;
    width:46px;height:44px;border-radius:var(--r-btn);
    background:var(--tag);color:var(--primary);font-size:16px;
  }
}

/* roulang page: category1 */
:root{
  --primary:#1F5FD0;
  --primary-dark:#0E3A8C;
  --accent:#FF7A29;
  --success:#12B981;
  --text:#0E2140;
  --text-2:#55688A;
  --border:#E3EAF5;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tag-bg:#EAF1FE;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(16,32,58,.06);
  --shadow-md:0 1px 2px rgba(16,32,58,.06), 0 12px 28px -12px rgba(16,32,58,.14);
  --shadow-lg:0 18px 36px -16px rgba(16,32,58,.22);
  --container:1200px;
  --gap:24px;
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 2px #fff, 0 0 0 4px rgba(31,95,208,.55);border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:var(--section-y) 0;}
.section--tight{padding:64px 0;}
.section--alt{background:#fff;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3;color:var(--primary-dark);}
.section-head p{margin-top:12px;color:var(--text-2);font-size:16px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);background:var(--tag-bg);border-radius:999px;padding:5px 14px;margin-bottom:14px;letter-spacing:.02em;}

/* ---------- 顶条 ---------- */
.topbar{background:var(--primary-dark);color:#fff;}
.topbar__inner{display:flex;align-items:center;gap:18px;min-height:46px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px;}
.topbar .badge--live{background:rgba(255,122,41,.16);color:#FFB683;border-color:rgba(255,122,41,.35);}
.countdown{display:flex;align-items:center;gap:6px;}
.cd-box{display:flex;align-items:baseline;gap:2px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:2px 9px;font-variant-numeric:tabular-nums;}
.cd-box b{font-family:Inter,"Barlow",Arial,sans-serif;font-size:15px;color:#FFB683;font-weight:700;font-variant-numeric:tabular-nums;}
.cd-box i{font-style:normal;font-size:11px;color:rgba(255,255,255,.7);}
.cd-label{font-size:13px;color:rgba(255,255,255,.78);}
.topbar__link{margin-left:auto;font-size:13px;color:rgba(255,255,255,.86);display:inline-flex;align-items:center;gap:6px;}
.topbar__link:hover{color:var(--accent);}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;line-height:1;padding:6px 12px;border-radius:999px;border:1px solid var(--border);background:var(--tag-bg);color:var(--primary);}
.badge--accent{background:rgba(255,122,41,.12);border-color:rgba(255,122,41,.28);color:#D95F14;}
.badge--success{background:rgba(18,185,129,.12);border-color:rgba(18,185,129,.28);color:#0B8A61;}
.badge--plain{background:#fff;color:var(--text-2);border-color:var(--border);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm);}
.btn--primary:hover{background:#1A52B6;color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(31,95,208,.6);}
.btn--accent{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm);}
.btn--accent:hover{background:#F06A18;color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(255,122,41,.65);}
.btn--outline{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn--outline:hover{background:var(--tag-bg);color:var(--primary-dark);transform:translateY(-2px);}
.btn--ghost{background:transparent;color:var(--primary);padding:0 6px;min-height:40px;}
.btn--ghost i{transition:transform .2s ease;}
.btn--ghost:hover{color:var(--primary-dark);}
.btn--ghost:hover i{transform:translateX(4px);}
.btn--sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn--block{width:100%;}
.btn--icon{background:#fff;color:var(--primary);border-color:var(--border);width:44px;padding:0;box-shadow:var(--shadow-sm);}
.btn--icon:hover{background:var(--tag-bg);}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);transition:box-shadow .25s ease, padding .25s ease;}
.site-header.is-scrolled{box-shadow:0 6px 22px -14px rgba(16,32,58,.34);}
.nav{display:flex;align-items:center;gap:28px;min-height:76px;transition:min-height .25s ease;}
.site-header.is-scrolled .nav{min-height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;font-family:Inter,"Barlow",Arial,sans-serif;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;letter-spacing:.02em;}
.logo__text{font-size:19px;font-weight:700;color:var(--primary-dark);letter-spacing:-.02em;}
.logo__text span{color:var(--primary);}
.nav__menu{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav__menu a{position:relative;font-size:15px;font-weight:500;color:var(--text);padding:26px 0;display:inline-block;}
.nav__menu a::after{content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.nav__menu a:hover{color:var(--primary);}
.nav__menu a:hover::after{transform:scaleX(1);}
.nav__menu a.is-active{color:var(--primary);font-weight:600;}
.nav__menu a.is-active::after{transform:scaleX(1);}
.nav__actions{display:flex;align-items:center;gap:16px;margin-left:auto;}
.nav__phone{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums;}
.nav__phone i{color:var(--accent);}
.nav__phone:hover{color:var(--primary);}
.nav__toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--primary);font-size:17px;cursor:pointer;}

/* ---------- 页面横幅 ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border);}
.page-hero__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:1;}
.page-hero__mask{position:absolute;inset:0;background:linear-gradient(100deg, rgba(255,255,255,.97) 0%, rgba(255,255,255,.90) 48%, rgba(234,241,254,.55) 100%);}
.page-hero__inner{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:48px;align-items:center;padding:64px 0 68px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb i{font-size:10px;color:#A9B7CE;}
.page-hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.18;color:var(--text);letter-spacing:-.02em;}
.page-hero__sub{margin-top:18px;font-size:17px;color:var(--text-2);max-width:560px;}
.page-hero__cta{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;}
.page-hero__facts{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap;}
.fact b{display:block;font-family:Inter,"Barlow",Arial,sans-serif;font-size:26px;font-weight:700;color:var(--primary-dark);font-variant-numeric:tabular-nums;line-height:1.2;}
.fact span{font-size:13px;color:var(--text-2);}
.hero-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-md);padding:26px;}
.hero-card h3{font-size:18px;font-weight:600;color:var(--primary-dark);margin-bottom:6px;}
.hero-card p{font-size:14px;color:var(--text-2);margin-bottom:18px;}
.hero-card ul li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text);padding:9px 0;border-bottom:1px dashed var(--border);}
.hero-card ul li:last-child{border-bottom:none;}
.hero-card ul li i{color:var(--success);margin-top:5px;font-size:13px;}
.hero-card .badge{margin-top:18px;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px;}
.timeline::before{content:"";position:absolute;left:31px;top:16px;bottom:16px;width:2px;background:linear-gradient(180deg,var(--primary) 0%,#C7D8F5 100%);}
.tl-item{position:relative;display:grid;grid-template-columns:64px minmax(0,1fr);gap:26px;padding-bottom:24px;}
.tl-node{width:64px;height:64px;border-radius:16px;background:var(--tag-bg);border:2px solid #fff;box-shadow:var(--shadow-sm);color:var(--primary);font-family:Inter,"Barlow",Arial,sans-serif;font-size:19px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;z-index:1;}
.tl-body{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:24px 26px;transition:box-shadow .22s ease, transform .22s ease;}
.tl-body:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.tl-body h3{font-size:20px;font-weight:600;color:var(--primary-dark);display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.tl-row{display:grid;grid-template-columns:76px minmax(0,1fr);gap:14px;margin-top:14px;align-items:start;}
.tl-row dt{font-size:13px;color:var(--text-2);font-weight:600;letter-spacing:.02em;padding-top:1px;}
.tl-row dd{margin:0;font-size:15.5px;color:var(--text);}
.tl-row dd.pain{color:#B4471A;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;padding-top:16px;border-top:1px dashed var(--border);}
.tl-tags span{font-size:12.5px;color:var(--primary);background:var(--tag-bg);border-radius:999px;padding:4px 12px;}

/* ---------- 编号模块（1 大 2 小） ---------- */
.mix-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:var(--gap);}
.mix-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:28px;display:flex;flex-direction:column;transition:box-shadow .22s ease, transform .22s ease;}
.mix-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.mix-card--lead{background:linear-gradient(160deg,#FFFFFF 0%,#F2F7FF 100%);border-color:#CFE0FA;}
.mix-num{font-family:Inter,"Barlow",Arial,sans-serif;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.12em;margin-bottom:14px;}
.mix-card h3{font-size:21px;font-weight:600;color:var(--primary-dark);margin-bottom:12px;}
.mix-card p{font-size:15px;color:var(--text-2);flex:1;}
.mix-card .btn--ghost{margin-top:18px;align-self:flex-start;padding-left:0;}

/* ---------- 图文保障 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:52px;align-items:center;}
.media-43{position:relative;width:100%;aspect-ratio:4/3;overflow:hidden;border-radius:var(--radius-img);box-shadow:var(--shadow-md);background:#E9F0FB;}
.media-43 img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.check-list{margin-top:24px;display:grid;gap:14px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--text);}
.check-list li i{width:22px;height:22px;border-radius:50%;background:rgba(18,185,129,.12);color:var(--success);font-size:11px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:5px;}
.check-list li b{color:var(--primary-dark);}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap);}
.stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow-sm);}
.stat b{display:block;font-family:Inter,"Barlow",Arial,sans-serif;font-size:36px;font-weight:700;color:var(--primary);line-height:1.15;font-variant-numeric:tabular-nums;}
.stat span{display:block;margin-top:8px;font-size:14px;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion{margin:0;background:transparent;}
.accordion li{list-style:none;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-sm);margin-bottom:14px;overflow:hidden;transition:border-color .2s ease, box-shadow .2s ease, border-left-width .2s ease;}
.accordion li.is-open{border-color:#C7D8F5;border-left:3px solid var(--primary);box-shadow:var(--shadow-md);}
.accordion-title{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 24px;font-size:17px;font-weight:600;color:var(--text);cursor:pointer;background:none;border:none;width:100%;text-align:left;}
.accordion-title:hover{color:var(--primary);}
.accordion-title i{color:var(--primary);font-size:14px;transition:transform .25s ease;flex-shrink:0;}
.accordion li.is-open .accordion-title i{transform:rotate(180deg);}
.accordion-content{display:none;padding:0 24px 22px;font-size:15.5px;color:var(--text-2);line-height:1.85;}
.accordion li.is-open .accordion-content{display:block;}

/* ---------- 表单 ---------- */
.book{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:48px;align-items:start;}
.book-info p{color:var(--text-2);font-size:15.5px;}
.book-info .contact-line{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:600;color:var(--text);margin-top:18px;}
.book-info .contact-line i{width:38px;height:38px;border-radius:10px;background:var(--tag-bg);color:var(--primary);display:flex;align-items:center;justify-content:center;}
.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-md);padding:30px;}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field input,.field select,.field textarea{
  width:100%;min-height:46px;padding:10px 14px;font-size:15px;color:var(--text);
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-btn);
  transition:border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
  font-family:inherit;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);background:#F7FAFF;box-shadow:0 0 0 3px rgba(31,95,208,.14);}
.field .hint{font-size:13px;color:var(--text-2);}
.form-actions{grid-column:1 / -1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:4px;}
.form-success{display:none;grid-column:1 / -1;background:rgba(18,185,129,.1);border:1px solid rgba(18,185,129,.32);color:#0B8A61;border-radius:var(--radius-btn);padding:12px 16px;font-size:14px;}
.form-success.is-visible{display:block;}

/* ---------- CTA 区块 ---------- */
.cta-band{background:var(--tag-bg);border-top:1px solid #DCE8FA;border-bottom:1px solid #DCE8FA;}
.cta-band__inner{padding:76px 0;text-align:center;max-width:820px;margin:0 auto;}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:700;color:var(--primary-dark);}
.cta-band p{margin-top:14px;color:var(--text-2);font-size:16px;}
.cta-band__btns{display:flex;gap:14px;justify-content:center;margin-top:28px;flex-wrap:wrap;}
.cta-band__meta{display:flex;gap:34px;justify-content:center;margin-top:30px;flex-wrap:wrap;}
.cta-band__meta div{font-size:14px;color:var(--text-2);}
.cta-band__meta b{display:block;color:var(--primary-dark);font-size:16px;font-weight:600;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.8);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:var(--gap);}
.site-footer h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:16px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo__mark{background:rgba(255,255,255,.14);}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text span{color:var(--accent);}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.8);font-size:14.5px;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14.5px;margin-bottom:12px;color:rgba(255,255,255,.8);}
.footer-contact li i{color:var(--accent);width:16px;}
.footer-qr{margin-top:16px;width:112px;height:112px;border-radius:12px;border:1px dashed rgba(255,255,255,.34);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.7);}
.footer-bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.62);}

/* ---------- 固定转化条 ---------- */
.float-cta{position:fixed;right:24px;bottom:24px;z-index:70;display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--border);border-radius:999px;box-shadow:var(--shadow-md);padding:8px;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .28s ease, transform .28s ease, visibility .28s ease;}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--section-y:64px;}
  .page-hero__inner{grid-template-columns:1fr;gap:34px;padding:52px 0;}
  .mix-grid{grid-template-columns:1fr 1fr;}
  .mix-card--lead{grid-column:1 / -1;}
  .split{grid-template-columns:1fr;gap:32px;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .book{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav__menu{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    box-shadow:0 22px 34px -22px rgba(16,32,58,.4);
    padding:8px 24px 18px;display:none;
  }
  .nav__menu.is-open{display:flex;}
  .nav__menu a{padding:14px 0;border-bottom:1px dashed var(--border);font-size:16px;}
  .nav__menu a::after{display:none;}
  .nav__menu a.is-active{color:var(--primary);}
  .nav__toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav__phone{display:none;}
  .nav{gap:16px;}
  .site-header{position:sticky;}
  .nav{position:relative;}
}
@media (max-width:640px){
  :root{--section-y:44px;}
  .container{padding:0 16px;}
  body{padding-bottom:76px;}
  .topbar__link{display:none;}
  .topbar__inner{gap:12px;}
  .mix-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:1fr;gap:14px;padding-bottom:18px;}
  .timeline::before{left:17px;}
  .tl-node{width:38px;height:38px;border-radius:12px;font-size:15px;margin-left:-3px;}
  .tl-body{padding:20px;}
  .tl-row{grid-template-columns:1fr;gap:2px;}
  .tl-row dt{color:var(--primary);}
  .page-hero h1{font-size:clamp(26px,7vw,34px);}
  .page-hero__cta .btn{width:100%;}
  .hero-card{padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .float-cta{right:0;left:0;bottom:0;border-radius:0;border-left:none;border-right:none;border-bottom:none;padding:10px 16px;justify-content:space-between;}
  .float-cta .btn--primary{flex:1;}
  .float-cta .btn--icon{display:none;}
}

/* roulang page: category2 */
:root{
  --brand:#1F5FD0;
  --brand-dark:#0E3A8C;
  --brand-deep:#0B2C6B;
  --accent:#FF7A29;
  --ok:#12B981;
  --text:#0E2140;
  --text-2:#55688A;
  --line:#E3EAF5;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tag-bg:#EAF1FE;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(16,32,58,.06);
  --shadow-md:0 12px 28px -12px rgba(16,32,58,.14);
  --shadow-lg:0 18px 36px -16px rgba(16,32,58,.22);
  --space-section:88px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:-.01em;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(31,95,208,.45);border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

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

/* ---------- 顶条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--brand-dark),var(--brand));
  color:#fff;
  font-size:14px;
}
.topbar__inner{
  display:flex;align-items:center;gap:18px;
  min-height:46px;padding-top:6px;padding-bottom:6px;
  flex-wrap:wrap;
}
.topbar__badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--accent);color:#fff;
  border-radius:999px;padding:2px 12px;font-size:13px;font-weight:600;
}
.topbar__text{color:rgba(255,255,255,.9);}
.countdown{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.85);}
.countdown__cell{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:38px;padding:2px 6px;border-radius:8px;
  background:rgba(255,255,255,.14);
}
.countdown__cell b{font-size:16px;font-weight:700;color:#FFD9C0;line-height:1.1;}
.countdown__cell i{font-style:normal;font-size:11px;color:rgba(255,255,255,.7);}
.topbar__link{margin-left:auto;color:#fff;font-size:13px;border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:1px;}
.topbar__link:hover{color:#FFD9C0;border-color:#FFD9C0;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 20px -12px rgba(16,32,58,.28);}
.nav{
  display:flex;align-items:center;gap:28px;
  max-width:1200px;margin:0 auto;padding:14px 24px;
  transition:padding .25s ease;
}
.site-header.is-stuck .nav{padding-top:8px;padding-bottom:8px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;font-weight:700;font-size:15px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-sm);
}
.logo__text{font-size:19px;font-weight:700;color:var(--text);letter-spacing:-.02em;}
.logo__text span{color:var(--brand);}
.nav__menu{display:flex;align-items:center;gap:28px;flex:1 1 auto;}
.nav__menu a{
  position:relative;display:inline-block;
  padding:8px 0;font-size:15.5px;color:var(--text-2);font-weight:500;
}
.nav__menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav__menu a:hover{color:var(--brand);}
.nav__menu a:hover::after{transform:scaleX(1);}
.nav__menu a.is-active{color:var(--brand);font-weight:600;}
.nav__menu a.is-active::after{transform:scaleX(1);}
.nav__actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav__phone{
  display:inline-flex;align-items:center;gap:7px;
  font-size:15px;font-weight:600;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.nav__phone:hover{color:var(--accent);}
.nav__toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);
  font-size:18px;cursor:pointer;
}
.nav__toggle:hover{border-color:var(--brand);color:var(--brand);}

/* 移动抽屉 */
.drawer{
  display:none;position:fixed;inset:0;z-index:90;
  background:rgba(14,33,64,.45);
}
.drawer.is-open{display:block;}
.drawer__panel{
  position:absolute;top:0;right:0;width:82%;max-width:340px;height:100%;
  background:#fff;padding:22px;overflow-y:auto;
  box-shadow:-12px 0 32px -16px rgba(16,32,58,.35);
}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer__close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;font-size:18px;cursor:pointer;color:var(--text);
}
.drawer__list li{border-bottom:1px solid var(--line);}
.drawer__list a{display:block;padding:14px 2px;font-size:16px;color:var(--text);}
.drawer__list a.is-active{color:var(--brand);font-weight:600;}
.drawer__cta{margin-top:20px;display:grid;gap:10px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn--sm{min-height:40px;padding:0 16px;font-size:14.5px;}
.btn--primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm);}
.btn--primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn--accent{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm);}
.btn--accent:hover{background:#E9661A;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn--outline{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn--outline:hover{background:var(--tag-bg);color:var(--brand-dark);}
.btn--ghost{background:transparent;color:var(--brand);padding:0 4px;min-height:auto;}
.btn--ghost i{transition:transform .2s ease;}
.btn--ghost:hover{color:var(--brand-dark);}
.btn--ghost:hover i{transform:translateX(4px);}
.btn--block{width:100%;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--space-section) 0;}
.section--tight{padding:64px 0;}
.section--white{background:#fff;}
.section--deep{background:var(--brand-dark);color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--tag-bg);color:var(--brand);
  border-radius:999px;padding:5px 14px;font-size:13.5px;font-weight:600;
  margin-bottom:16px;
}
.section__head{max-width:760px;margin-bottom:40px;}
.section__title{font-size:clamp(24px,3vw,36px);color:var(--brand-dark);}
.section__desc{margin-top:14px;color:var(--text-2);font-size:16.5px;}
.section--deep .section__title{color:#fff;}
.section--deep .section__desc{color:rgba(255,255,255,.78);}
.section--deep .eyebrow{background:rgba(255,255,255,.14);color:#fff;}

/* ---------- 内页首屏 ---------- */
.page-hero{
  position:relative;
  background:linear-gradient(180deg,#EAF1FE 0%,#F5F8FD 100%);
  padding:56px 0 72px;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:56px;
  background:#fff;
  clip-path:polygon(0 100%,100% 32%,100% 100%);
}
.page-hero__grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);margin-bottom:18px;flex-wrap:wrap;}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--brand);}
.crumbs span.is-now{color:var(--brand);font-weight:600;}
.page-hero h1{
  font-size:clamp(30px,4.2vw,48px);color:var(--brand-dark);margin-bottom:16px;
}
.page-hero__sub{font-size:17.5px;color:var(--text-2);max-width:540px;}
.page-hero__actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap;}
.hero-facts{display:flex;gap:32px;margin-top:34px;flex-wrap:wrap;}
.hero-facts div b{display:block;font-size:26px;color:var(--brand);font-variant-numeric:tabular-nums;}
.hero-facts div span{font-size:13.5px;color:var(--text-2);}
.page-hero__media{position:relative;}
.page-hero__media .ratio{
  position:relative;border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow-md);background:#fff;
}
.ratio{position:relative;width:100%;overflow:hidden;}
.ratio--16-9{padding-top:56.25%;}
.ratio--4-3{padding-top:75%;}
.ratio--1-1{padding-top:100%;}
.ratio img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0;}
.status-card{
  position:absolute;left:22px;bottom:22px;
  background:#fff;border-radius:12px;padding:14px 18px;
  box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px;
}
.status-card b{font-size:20px;color:var(--brand);font-variant-numeric:tabular-nums;}
.status-card span{font-size:13px;color:var(--text-2);}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--tag-bg);color:var(--brand);
  border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600;
}
.tag--ok{background:rgba(18,185,129,.12);color:#0E8C63;}
.tag--accent{background:rgba(255,122,41,.12);color:#D2601A;}

/* ---------- 规格组（左图右文交错） ---------- */
.spec-block{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:44px 0;
}
.spec-block + .spec-block{border-top:1px dashed var(--line);}
.spec-block.is-reverse .spec-media{order:2;}
.spec-block.is-reverse .spec-body{order:1;}
.spec-media .ratio{border-radius:16px;box-shadow:var(--shadow-md);}
.spec-body h3{font-size:22px;color:var(--brand-dark);margin-bottom:12px;}
.spec-body > p{color:var(--text-2);}
.spec-list{margin-top:18px;display:grid;gap:10px;}
.spec-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:var(--text);}
.spec-list i{color:var(--ok);margin-top:4px;font-size:14px;}
.spec-note{
  margin-top:20px;padding:14px 16px;border-radius:12px;
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);
  font-size:14.5px;color:var(--text-2);
}

/* ---------- 参数表 ---------- */
.table-wrap{
  margin-top:26px;overflow-x:auto;border:1px solid var(--line);
  border-radius:12px;background:#fff;
}
table.spec-table{width:100%;border-collapse:collapse;min-width:640px;}
table.spec-table caption{
  text-align:left;padding:16px 18px 4px;font-size:15px;font-weight:600;color:var(--brand-dark);
}
table.spec-table th,table.spec-table td{
  padding:13px 18px;font-size:14.5px;text-align:left;
  border-bottom:1px solid var(--line);color:var(--text);
}
table.spec-table thead th{
  background:#F1F6FF;color:var(--brand-dark);font-weight:600;font-size:14px;
  white-space:nowrap;
}
table.spec-table tbody tr:nth-child(even){background:#F8FAFE;}
table.spec-table tbody tr:hover{background:var(--tag-bg);}
table.spec-table tbody th{
  font-weight:700;color:var(--brand-dark);background:transparent;white-space:nowrap;
}
table.spec-table tbody tr:nth-child(even) th{background:transparent;}

/* ---------- 组合矩阵卡片 ---------- */
.combo-grid{
  display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:24px;align-items:stretch;
}
.combo-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.combo-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFE0FA;}
.combo-card--feature{
  background:linear-gradient(180deg,#F4F8FF,#fff);
  border-color:#BFD6F8;
}
.combo-card h3{font-size:19px;color:var(--brand-dark);}
.combo-card ul{display:grid;gap:9px;}
.combo-card li{display:flex;gap:9px;font-size:14.8px;color:var(--text-2);}
.combo-card li i{color:var(--brand);margin-top:5px;font-size:12px;}
.combo-card__foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);font-size:14px;color:var(--text-2);}

/* ---------- 步骤条 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px 22px;box-shadow:var(--shadow-sm);
}
.step::after{
  content:"";position:absolute;top:38px;right:-22px;width:22px;height:2px;
  background:linear-gradient(90deg,#BFD6F8,transparent);
}
.step:last-child::after{display:none;}
.step__no{
  width:34px;height:34px;border-radius:50%;
  background:var(--brand);color:#fff;font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;color:var(--brand-dark);margin-bottom:8px;}
.step p{font-size:14.6px;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq{max-width:880px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:#BFD6F8;box-shadow:var(--shadow-sm);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:#fff;border:0;cursor:pointer;
  font-size:16.5px;font-weight:600;color:var(--text);text-align:left;
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--brand);border-radius:0 3px 3px 0;opacity:0;transition:opacity .2s ease;
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-q i{color:var(--brand);transition:transform .25s ease;flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a > div{padding:0 20px 20px 20px;font-size:15.5px;color:var(--text-2);}
.faq-q:hover{color:var(--brand);}

/* ---------- CTA 区块 ---------- */
.cta-band{
  background:#EAF1FE;border-radius:20px;padding:56px 44px;
  display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center;
}
.cta-band h2{font-size:clamp(24px,3vw,34px);color:var(--brand-dark);margin-bottom:14px;}
.cta-band p{color:var(--text-2);font-size:16.5px;max-width:560px;}
.cta-band__actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap;}
.cta-contact{display:grid;gap:14px;background:#fff;border-radius:16px;padding:26px;box-shadow:var(--shadow-sm);}
.cta-contact li{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--text);}
.cta-contact i{color:var(--brand);width:18px;text-align:center;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.8);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-grid h4{color:#fff;font-size:16px;margin-bottom:16px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text span{color:#9CC2FF;}
.footer-links{display:grid;gap:11px;}
.footer-links a{color:rgba(255,255,255,.8);font-size:14.6px;}
.footer-links a:hover{color:var(--accent);}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14.6px;}
.footer-contact i{color:#9CC2FF;margin-top:4px;}
.footer-qr{
  width:104px;height:104px;border-radius:12px;border:1px dashed rgba(255,255,255,.42);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12.5px;color:rgba(255,255,255,.72);margin-top:16px;line-height:1.5;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.16);
  padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.62);
}

/* ---------- 底部转化条 ---------- */
.dock{
  position:fixed;right:24px;bottom:24px;z-index:80;
  display:flex;align-items:center;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .28s ease,transform .28s ease,visibility .28s ease;
}
.dock.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.dock__group{
  display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:10px;box-shadow:var(--shadow-md);
}
.dock__icon{
  width:44px;height:44px;border-radius:10px;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  font-size:17px;cursor:pointer;transition:background .2s ease,border-color .2s ease;
}
.dock__icon:hover{background:var(--tag-bg);border-color:#BFD6F8;}
.dock__mobile{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--space-section:64px;}
  .nav__menu,.nav__phone{display:none;}
  .nav__toggle{display:flex;align-items:center;justify-content:center;}
  .page-hero__grid{grid-template-columns:1fr;gap:34px;}
  .page-hero__sub{max-width:none;}
  .spec-block{grid-template-columns:1fr;gap:28px;padding:36px 0;}
  .spec-block.is-reverse .spec-media{order:0;}
  .spec-block.is-reverse .spec-body{order:0;}
  .combo-grid{grid-template-columns:1fr 1fr;}
  .combo-card--feature{grid-column:1 / -1;}
  .steps{grid-template-columns:1fr 1fr;}
  .step::after{display:none;}
  .cta-band{grid-template-columns:1fr;padding:40px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:640px){
  :root{--space-section:44px;}
  .container{padding:0 16px;}
  .nav{padding:10px 16px;gap:12px;}
  .logo__text{font-size:17px;}
  body{padding-bottom:76px;}
  .topbar__inner{gap:10px;font-size:13px;}
  .topbar__link{margin-left:0;}
  .countdown__cell{min-width:34px;}
  .page-hero{padding:34px 0 56px;}
  .hero-facts{gap:20px;}
  .hero-facts div b{font-size:22px;}
  .combo-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .faq-q{font-size:15.5px;padding:16px;}
  .table-wrap{border-radius:10px;}
  .cta-band{padding:30px 20px;border-radius:16px;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .dock{right:0;left:0;bottom:0;padding:10px 12px;gap:8px;background:rgba(255,255,255,.96);border-top:1px solid var(--line);border-radius:0;}
  .dock__group{display:none;}
  .dock__mobile{display:flex;gap:10px;width:100%;}
  .dock__mobile .btn{flex:1;}
  .dock.is-visible{transform:translateY(0);}
}

/* roulang page: category3 */
:root{
  --brand:#1F5FD0;
  --brand-dark:#0E3A8C;
  --brand-soft:#EAF1FE;
  --accent:#FF7A29;
  --green:#12B981;
  --ink:#0E2140;
  --ink-2:#55688A;
  --line:#E3EAF5;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(16,32,58,.06);
  --shadow-2:0 12px 28px -12px rgba(16,32,58,.14);
  --shadow-3:0 18px 36px -16px rgba(16,32,58,.22);
  --sp:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,sans-serif;
  font-size:16px;line-height:1.75;letter-spacing:-.01em;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--ink);}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(31,95,208,.16);border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-family:Inter,"Barlow",system-ui,sans-serif;font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.section{padding:var(--sp) 0;}
.section--tight{padding:56px 0;}
.section--white{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,3vw,34px);}
.section-head p{color:var(--ink-2);font-size:15px;margin-top:10px;max-width:620px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:6px 14px;letter-spacing:.02em;}
.eyebrow i{font-size:12px;}
.textlink{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--brand);}
.textlink i{transition:transform .2s ease;font-size:12px;}
.textlink:hover i{transform:translateX(4px);}

/* ============ 顶条 ============ */
.topbar{background:var(--brand-dark);color:rgba(255,255,255,.9);font-size:13.5px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:46px;padding:6px 0;flex-wrap:wrap;}
.topbar__left{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.badge-pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;line-height:1.5;}
.badge-pill--live{background:rgba(18,185,129,.18);color:#7CEBC3;border:1px solid rgba(18,185,129,.45);}
.badge-pill--soon{background:rgba(255,122,41,.18);color:#FFC79C;border:1px solid rgba(255,122,41,.45);}
.countdown{display:inline-flex;align-items:center;gap:6px;}
.countdown__label{color:rgba(255,255,255,.72);}
.countdown__box{display:inline-flex;align-items:baseline;gap:2px;background:rgba(255,255,255,.12);border-radius:8px;padding:3px 8px;color:#fff;font-weight:700;}
.countdown__box b{color:var(--accent);font-size:15px;}
.countdown__box span{font-size:11px;color:rgba(255,255,255,.65);}
.topbar__link{color:rgba(255,255,255,.82);font-size:13px;}
.topbar__link:hover{color:var(--accent);}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:0 8px 24px -14px rgba(16,32,58,.28);}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;transition:min-height .25s ease;}
.site-header.is-stuck .nav{min-height:62px;}
.logo{display:inline-flex;align-items:center;gap:10px;}
.logo__mark{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;font-weight:800;font-size:16px;display:inline-flex;align-items:center;justify-content:center;letter-spacing:.02em;}
.logo__text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.logo__text span{color:var(--brand);}
.nav__menu{display:flex;align-items:center;gap:6px;}
.nav__menu a{position:relative;display:inline-block;padding:10px 12px;font-size:15.5px;font-weight:500;color:var(--ink-2);border-radius:8px;}
.nav__menu a::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.nav__menu a:hover{color:var(--brand);}
.nav__menu a:hover::after{transform:scaleX(1);}
.nav__menu a.is-active{color:var(--brand);font-weight:700;}
.nav__menu a.is-active::after{transform:scaleX(1);}
.nav__actions{display:flex;align-items:center;gap:12px;}
.nav__phone{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink);}
.nav__phone i{color:var(--accent);}
.nav__phone:hover{color:var(--brand);}
.nav__toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:17px;}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--radius-btn);font-size:15.5px;font-weight:600;border:1px solid transparent;transition:all .2s ease;white-space:nowrap;}
.btn--primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1);}
.btn--primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3);}
.btn--accent{background:var(--accent);color:#fff;}
.btn--accent:hover{background:#ea6919;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3);}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn--ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px);}
.btn--sm{min-height:40px;padding:0 16px;font-size:14.5px;}
.btn--block{width:100%;}

/* ============ 抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden;opacity:0;transition:opacity .25s ease,visibility .25s;}
.drawer.is-open{visibility:visible;opacity:1;}
.drawer__mask{position:absolute;inset:0;background:rgba(14,33,64,.45);}
.drawer__panel{position:absolute;top:0;right:0;width:min(340px,88vw);height:100%;background:#fff;padding:24px;overflow-y:auto;transform:translateX(100%);transition:transform .28s ease;box-shadow:-18px 0 40px -20px rgba(16,32,58,.35);}
.drawer.is-open .drawer__panel{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer__close{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:17px;color:var(--ink);}
.drawer__list a{display:block;padding:14px 4px;font-size:16px;font-weight:500;color:var(--ink);border-bottom:1px solid var(--line);}
.drawer__list a.is-active{color:var(--brand);font-weight:700;}
.drawer__foot{margin-top:22px;display:grid;gap:12px;}
.drawer__meta{font-size:14px;color:var(--ink-2);line-height:1.9;}

/* ============ 页头 ============ */
.pagehead{position:relative;background:linear-gradient(180deg,#F2F7FF 0%,#F5F8FD 100%);overflow:hidden;}
.pagehead::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:56px;background:#fff;clip-path:polygon(0 100%,100% 22%,100% 100%);}
.pagehead__inner{position:relative;z-index:2;padding:44px 0 76px;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--brand);}
.crumb i{font-size:10px;color:#A9B8D2;}
.pagehead h1{font-size:clamp(30px,4.4vw,48px);font-weight:700;letter-spacing:-.02em;}
.pagehead h1 em{font-style:normal;color:var(--brand);}
.pagehead__sub{margin-top:16px;font-size:17px;color:var(--ink-2);max-width:560px;line-height:1.85;}
.pagehead__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--brand);background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;box-shadow:var(--shadow-1);}
.pagehead__stats{display:flex;gap:28px;margin-top:30px;flex-wrap:wrap;}
.pagehead__stat b{display:block;font-size:26px;font-weight:800;color:var(--brand-dark);}
.pagehead__stat span{font-size:13.5px;color:var(--ink-2);}
.pagehead__media{position:relative;}
.pagehead__media .ratio{aspect-ratio:4/3;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-2);}
.pagehead__media img{width:100%;height:100%;object-fit:cover;}
.float-card{position:absolute;left:-18px;bottom:-22px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;box-shadow:var(--shadow-2);display:flex;align-items:center;gap:12px;}
.float-card i{width:38px;height:38px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:16px;}
.float-card b{display:block;font-size:15px;color:var(--ink);}
.float-card span{font-size:12.5px;color:var(--ink-2);}

/* ============ 筛选条 ============ */
.filterbar{border-bottom:1px solid var(--line);background:#fff;position:relative;z-index:3;}
.filterbar__inner{display:flex;align-items:center;gap:10px;padding:14px 0;overflow-x:auto;scrollbar-width:none;}
.filterbar__inner::-webkit-scrollbar{display:none;}
.filter{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:14.5px;font-weight:600;transition:all .2s ease;}
.filter:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.filter.is-active{background:var(--brand);border-color:var(--brand);color:#fff;}
.filter__count{font-size:12.5px;opacity:.75;}

/* ============ 杂志卡组 ============ */
.mag{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.case-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .24s ease,box-shadow .24s ease;display:flex;flex-direction:column;}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-3);}
.case-card__fig{position:relative;overflow:hidden;}
.case-card__fig .ratio{aspect-ratio:16/9;}
.case-card__fig img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.case-card:hover .case-card__fig img{transform:scale(1.03);}
.case-card__tag{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--brand);font-size:12.5px;font-weight:700;border-radius:999px;padding:5px 12px;}
.case-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.case-card__body h3{font-size:19px;font-weight:700;line-height:1.45;}
.case-card:hover h3{color:var(--brand);}
.case-card__body p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.case-card__meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-2);}
.case-card__meta span{display:inline-flex;align-items:center;gap:6px;}
.case-card__meta i{color:var(--brand);font-size:12px;}
.case-card--wide{grid-column:span 2;flex-direction:row;}
.case-card--wide .case-card__fig{flex:0 0 46%;}
.case-card--wide .case-card__fig .ratio{aspect-ratio:4/3;height:100%;}
.case-card--wide .case-card__body{padding:26px 28px;}
.case-card--wide .case-card__body h3{font-size:23px;}
.kpi-row{display:flex;gap:26px;margin-top:6px;flex-wrap:wrap;}
.kpi-row b{display:block;font-size:22px;font-weight:800;color:var(--accent);}
.kpi-row span{font-size:12.5px;color:var(--ink-2);}

/* ============ 交付节奏 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.checklist{display:grid;gap:16px;margin-top:24px;}
.checklist li{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow-1);}
.checklist i{width:32px;height:32px;flex:0 0 32px;border-radius:9px;background:var(--brand-soft);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:14px;}
.checklist b{display:block;font-size:15.5px;}
.checklist span{font-size:14px;color:var(--ink-2);line-height:1.75;}
.rhythm{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.rhythm__item{background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:12px;padding:18px 20px;box-shadow:var(--shadow-1);}
.rhythm__item b{font-size:22px;font-weight:800;color:var(--brand-dark);display:block;}
.rhythm__item span{font-size:13.5px;color:var(--ink-2);}

/* ============ 评价 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 28px;box-shadow:var(--shadow-1);position:relative;}
.quote__stars{color:var(--accent);font-size:13px;letter-spacing:2px;margin-bottom:12px;}
.quote p{font-size:15.5px;line-height:1.9;color:var(--ink);}
.quote__person{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;}
.quote__person b{display:block;font-size:15px;}
.quote__person span{font-size:13px;color:var(--ink-2);}
.quote--offset{margin-top:30px;}

/* ============ FAQ ============ */
.faq{max-width:880px;margin:0 auto;display:grid;gap:14px;}
.faq__item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;}
.faq__item.is-open{box-shadow:var(--shadow-2);border-color:#CBDCF7;}
.faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:none;border:0;padding:18px 22px;font-size:16.5px;font-weight:600;color:var(--ink);border-left:3px solid transparent;transition:all .2s ease;}
.faq__item.is-open .faq__q{border-left-color:var(--brand);color:var(--brand-dark);}
.faq__q i{color:var(--brand);transition:transform .25s ease;font-size:14px;flex:0 0 auto;}
.faq__item.is-open .faq__q i{transform:rotate(180deg);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq__a p{padding:0 22px 20px 25px;font-size:15px;color:var(--ink-2);line-height:1.9;}

/* ============ CTA ============ */
.cta-band{background:var(--brand-soft);border-top:1px solid #D9E5FA;border-bottom:1px solid #D9E5FA;}
.cta-band__inner{padding:64px 0;text-align:center;}
.cta-band h2{font-size:clamp(24px,3vw,34px);max-width:720px;margin:0 auto;}
.cta-band p{margin-top:14px;color:var(--ink-2);font-size:16px;max-width:660px;margin-left:auto;margin-right:auto;}
.cta-band__btns{display:flex;justify-content:center;gap:14px;margin-top:28px;flex-wrap:wrap;}
.cta-band__info{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px;}
.cta-band__info div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;text-align:left;box-shadow:var(--shadow-1);}
.cta-band__info b{display:block;font-size:14.5px;}
.cta-band__info span{font-size:14px;color:var(--ink-2);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.8);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo__mark{background:rgba(255,255,255,.14);}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text span{color:var(--accent);}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.78);font-size:14.5px;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:14.5px;color:rgba(255,255,255,.82);}
.footer-contact i{color:var(--accent);width:16px;}
.footer-qr{margin-top:16px;width:110px;height:110px;border-radius:12px;border:1px dashed rgba(255,255,255,.35);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12.5px;color:rgba(255,255,255,.65);line-height:1.7;}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:rgba(255,255,255,.62);flex-wrap:wrap;}

/* ============ 底部转化条 ============ */
.dock{position:fixed;right:24px;bottom:24px;z-index:80;display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 10px;box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(12px);transition:all .28s ease;}
.dock.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.dock__btn{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:999px;font-size:14.5px;font-weight:600;border:1px solid transparent;}
.dock__btn--main{background:var(--accent);color:#fff;}
.dock__btn--main:hover{background:#ea6919;color:#fff;}
.dock__btn--line{background:#fff;color:var(--brand);border-color:var(--brand);}
.dock__btn--line:hover{background:var(--brand-soft);color:var(--brand-dark);}
.dock__top{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;}
.dock__top:hover{color:var(--brand);border-color:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sp:64px;}
  .nav__menu{display:none;}
  .nav__toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav__phone{display:none;}
  .pagehead__inner{grid-template-columns:1fr;gap:36px;padding:36px 0 68px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .mag{grid-template-columns:1fr;}
  .case-card--wide{grid-column:span 1;flex-direction:column;}
  .case-card--wide .case-card__fig{flex:none;}
  .case-card--wide .case-card__fig .ratio{aspect-ratio:16/9;height:auto;}
  .quote-grid{grid-template-columns:1fr;}
  .quote--offset{margin-top:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band__info{grid-template-columns:1fr;}
  .float-card{left:12px;bottom:-18px;}
}
@media (max-width:640px){
  :root{--sp:44px;}
  .container{padding:0 16px;}
  .section--tight{padding:40px 0;}
  .pagehead h1{font-size:30px;}
  .pagehead__sub{font-size:15.5px;}
  .pagehead__stats{gap:20px;}
  .logo__text{font-size:17px;}
  .cta-band__inner{padding:48px 0;}
  .footer-grid{grid-template-columns:1fr;}
  .rhythm{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;}
  body{padding-bottom:78px;}
  .dock{left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;padding:10px 14px;justify-content:space-between;transform:translateY(100%);}
  .dock.is-show{transform:translateY(0);}
  .dock__btn{flex:1;justify-content:center;}
  .dock__top{display:none;}
  .btn{width:100%;}
  .cta-band__btns .btn{width:100%;}
}

/* roulang page: category4 */
/* ============================================================
   设计变量
   ============================================================ */
:root{
  --c-primary:#1F5FD0;
  --c-primary-dark:#0E3A8C;
  --c-primary-deep:#0B2C6B;
  --c-primary-soft:#EAF1FE;
  --c-accent:#FF7A29;
  --c-accent-soft:#FFF1E7;
  --c-green:#12B981;
  --c-green-soft:#E6F8F1;
  --c-text:#0E2140;
  --c-muted:#55688A;
  --c-border:#E3EAF5;
  --c-bg:#F5F8FD;
  --c-card:#FFFFFF;
  --c-tag:#EAF1FE;
  --c-warn:#E5484D;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,58,.06);
  --sh-2:0 12px 28px -12px rgba(16,32,58,.14);
  --sh-3:0 18px 36px -16px rgba(16,32,58,.22);
  --container:1200px;
  --gutter:24px;
  --sec-y:88px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --font-num:"Inter","Barlow","Helvetica Neue",Arial,sans-serif;
}

/* ============================================================
   基础 reset / base
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:-0.01em;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-primary-dark);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;line-height:inherit;}
button{cursor:pointer;background:none;border:none;padding:0;}
table{border-collapse:collapse;width:100%;}
strong{font-weight:600;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,95,208,.28);border-radius:6px;}

/* 覆盖 Foundation 默认外观 */
body,button,input,select,textarea{font-family:var(--font-cn);}
a{color:var(--c-primary);}
.button,.button.primary,.button.secondary{background:transparent;color:inherit;}
.accordion{border:none;background:transparent;}
.accordion-title{border:none;background:transparent;color:inherit;font-size:inherit;padding:0;}
.accordion-content{border:none;background:transparent;padding:0;color:inherit;}
.row{max-width:var(--container);}

/* ============================================================
   容器与通用区块
   ============================================================ */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--gutter);
}
.section{padding:var(--sec-y) 0;}
.section--tight{padding:64px 0;}
.section--white{background:#fff;}
.section--soft{background:var(--c-bg);}
.section--deepline{
  background:#fff;
  border-top:1px solid var(--c-border);
}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;letter-spacing:.04em;
  color:var(--c-primary);
  background:var(--c-tag);
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.18;letter-spacing:-0.02em;color:var(--c-primary-deep);}
h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.28;letter-spacing:-0.02em;color:var(--c-primary-deep);}
h3{font-size:20px;font-weight:600;line-height:1.45;color:var(--c-text);}
.lead{font-size:17px;color:var(--c-muted);line-height:1.8;margin-top:16px;}
.text-muted{color:var(--c-muted);}
.small{font-size:13.5px;line-height:1.6;color:var(--c-muted);}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;}

/* ============================================================
   按钮 / 徽标 / 标签
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;
  border:1px solid transparent;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:#1a51b6;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-3);}
.btn--accent{background:var(--c-accent);color:#fff;}
.btn--accent:hover{background:#ec6a18;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-3);}
.btn--ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn--light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.55);}
.btn--light:hover{background:#fff;color:var(--c-primary-dark);transform:translateY(-2px);}
.btn--sm{min-height:40px;padding:0 16px;font-size:14.5px;}
.btn--block{width:100%;}
.btn--link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--c-primary);
  min-height:44px;
}
.btn--link i{font-size:13px;transition:transform .2s ease;}
.btn--link:hover i{transform:translateX(4px);}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1.6;
  background:var(--c-tag);color:var(--c-primary);
}
.badge--accent{background:var(--c-accent-soft);color:#C4530D;}
.badge--green{background:var(--c-green-soft);color:#0A7A57;}
.badge--outline{background:#fff;border:1px solid var(--c-border);color:var(--c-muted);}
.badge i{font-size:11px;}

.tag{
  display:inline-block;
  padding:3px 10px;border-radius:8px;
  background:var(--c-tag);color:var(--c-primary);
  font-size:12.5px;font-weight:600;
}

/* ============================================================
   顶部活动条
   ============================================================ */
.topbar{
  background:var(--c-primary-dark);
  color:rgba(255,255,255,.88);
  font-size:13.5px;
}
.topbar__inner{
  display:flex;align-items:center;gap:18px;
  min-height:46px;flex-wrap:wrap;
  padding-top:6px;padding-bottom:6px;
}
.topbar__label{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:#fff;}
.topbar__label i{color:var(--c-accent);}
.countdown{display:inline-flex;align-items:center;gap:6px;}
.countdown__box{
  min-width:34px;height:30px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.13);
  border-radius:8px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:700;color:var(--c-accent);
}
.countdown__sep{color:rgba(255,255,255,.5);font-weight:700;}
.topbar__links{margin-left:auto;display:inline-flex;align-items:center;gap:18px;}
.topbar__links a{color:rgba(255,255,255,.88);font-size:13.5px;}
.topbar__links a:hover{color:var(--c-accent);}

/* ============================================================
   站头 / 导航
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--c-border);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px -18px rgba(16,32,58,.45);}
.nav{
  display:flex;align-items:center;gap:28px;
  min-height:76px;
  max-width:var(--container);margin:0 auto;
  padding:0 var(--gutter);
  transition:min-height .25s ease;
}
.site-header.is-stuck .nav{min-height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#1F5FD0,#0E3A8C);
  color:#fff;font-family:var(--font-num);font-weight:700;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;
  letter-spacing:.02em;
}
.logo__text{
  font-size:19px;font-weight:700;color:var(--c-primary-deep);
  letter-spacing:-0.02em;
}
.logo__text span{color:var(--c-primary);}
.logo:hover .logo__text{color:var(--c-primary);}

.nav__menu{display:flex;align-items:center;gap:28px;margin:0;}
.nav__menu li{list-style:none;}
.nav__menu a{
  position:relative;
  display:inline-flex;align-items:center;
  min-height:76px;
  font-size:15.5px;font-weight:500;color:var(--c-text);
  transition:color .2s ease,min-height .25s ease;
}
.site-header.is-stuck .nav__menu a{min-height:64px;}
.nav__menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:18px;
  height:2px;border-radius:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease;
}
.site-header.is-stuck .nav__menu a::after{bottom:12px;}
.nav__menu a:hover{color:var(--c-primary);}
.nav__menu a:hover::after{transform:scaleX(1);}
.nav__menu a.is-active{color:var(--c-primary);font-weight:600;}
.nav__menu a.is-active::after{transform:scaleX(1);}

.nav__actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav__phone{
  display:inline-flex;align-items:center;gap:7px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:600;color:var(--c-primary-dark);
}
.nav__phone i{color:var(--c-accent);font-size:14px;}
.nav__phone:hover{color:var(--c-accent);}
.nav__toggle{
  display:none;
  width:44px;height:44px;border-radius:10px;
  border:1px solid var(--c-border);background:#fff;
  color:var(--c-primary-dark);font-size:17px;
  align-items:center;justify-content:center;
}
.nav__toggle:hover{background:var(--c-primary-soft);}

/* ============================================================
   Hero（分类页版式）
   ============================================================ */
.page-hero{
  background:#fff;
  border-bottom:1px solid var(--c-border);
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(31,95,208,.10),rgba(31,95,208,0) 68%);
  pointer-events:none;
}
.page-hero__inner{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:52px;
  align-items:center;
  padding:48px 0 76px;
  position:relative;z-index:2;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--c-muted);
  margin-bottom:22px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb i{font-size:10px;opacity:.6;}
.page-hero h1{margin-bottom:18px;}
.page-hero .lead{max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;margin-top:40px;
  padding-top:28px;border-top:1px solid var(--c-border);
}
.metric__num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:clamp(22px,2.4vw,28px);font-weight:700;color:var(--c-primary);
  line-height:1.2;
}
.metric__num span{font-size:15px;font-weight:600;margin-left:2px;}
.metric__label{font-size:13.5px;color:var(--c-muted);margin-top:4px;}

.hero-figure{position:relative;}
.hero-figure__frame{
  position:relative;border-radius:18px;overflow:hidden;
  aspect-ratio:16/11;background:var(--c-primary-soft);
  box-shadow:var(--sh-2);
}
.hero-figure__frame img{width:100%;height:100%;object-fit:cover;}
.hero-figure__card{
  position:absolute;left:-18px;bottom:26px;
  background:#fff;border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-2);
  border:1px solid var(--c-border);
  min-width:196px;
}
.hero-figure__card .status{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:#0A7A57;
}
.hero-figure__card .status .dot{
  width:8px;height:8px;border-radius:50%;background:var(--c-green);
  box-shadow:0 0 0 3px rgba(18,185,129,.18);
}
.hero-figure__card strong{
  display:block;margin-top:8px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:22px;color:var(--c-primary-deep);line-height:1.2;
}
.hero-figure__card .small{margin-top:2px;}

/* ============================================================
   通用卡片
   ============================================================ */
.card{
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:#D5E2F7;}
.card__icon{
  width:46px;height:46px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:18px;margin-bottom:16px;
}
.card h3{margin-bottom:10px;}
.card p{color:var(--c-muted);font-size:15.5px;line-height:1.78;}
.card__list{margin-top:16px;display:grid;gap:10px;}
.card__list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--c-text);
}
.card__list i{color:var(--c-primary);font-size:13px;margin-top:5px;}

/* ============================================================
   双列说明卡
   ============================================================ */
.intro-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gutter);}
.intro-card{
  background:#fff;border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:30px;
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease;
  position:relative;overflow:hidden;
}
.intro-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(180deg,var(--c-primary),#5B92F0);
  opacity:0;transition:opacity .24s ease;
}
.intro-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}
.intro-card:hover::before{opacity:1;}
.intro-card__head{display:flex;align-items:center;gap:14px;margin-bottom:14px;}
.intro-card__head .card__icon{margin-bottom:0;}
.intro-card h3{margin:0;font-size:21px;}

/* ============================================================
   步骤流程条
   ============================================================ */
.steps-wrap{position:relative;padding-top:8px;}
.steps-line{
  position:absolute;top:34px;left:9%;right:9%;
  height:2px;background:repeating-linear-gradient(90deg,#C9DAF5 0 10px,transparent 10px 18px);
  z-index:0;
}
.steps{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:var(--gutter);
}
.step{text-align:left;}
.step__dot{
  width:44px;height:44px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);
  color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-weight:700;font-size:16px;
  box-shadow:0 0 0 6px #fff;
  margin-bottom:16px;
}
.step:hover .step__dot{background:var(--c-primary);color:#fff;}
.step h3{font-size:17.5px;margin-bottom:8px;}
.step p{font-size:14.8px;color:var(--c-muted);line-height:1.75;}
.step__meta{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:12px;font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-tag);padding:3px 10px;border-radius:var(--r-pill);
}

/* ============================================================
   服务范围：左清单 + 右层叠卡
   ============================================================ */
.scope{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:48px;align-items:start;
}
.scope-list{display:grid;gap:14px;margin-top:8px;}
.scope-item{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:20px 22px;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scope-item:hover{transform:translateX(4px);box-shadow:var(--sh-2);border-color:#D5E2F7;}
.scope-item__idx{
  flex-shrink:0;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:14px;font-weight:700;color:var(--c-primary);
  background:var(--c-tag);border-radius:8px;
  min-width:36px;height:30px;
  display:inline-flex;align-items:center;justify-content:center;
}
.scope-item h3{font-size:16.5px;margin-bottom:6px;}
.scope-item p{font-size:14.8px;color:var(--c-muted);line-height:1.75;}

.stack{position:relative;padding-top:10px;}
.stack__card{
  background:#fff;border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:22px 24px;
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease;
}
.stack__card + .stack__card{margin-top:-6px;}
.stack__card:nth-child(1){transform:translateX(0);}
.stack__card:nth-child(2){transform:translateX(18px);}
.stack__card:nth-child(3){transform:translateX(36px);}
.stack__card:hover{transform:translateX(0) translateY(-2px);box-shadow:var(--sh-3);z-index:3;position:relative;}
.stack__card h3{font-size:16.5px;display:flex;align-items:center;gap:10px;margin-bottom:8px;}
.stack__card h3 i{color:var(--c-accent);font-size:15px;}
.stack__card p{font-size:14.6px;color:var(--c-muted);line-height:1.75;}
.stack__note{
  margin-top:26px;padding:18px 20px;
  background:var(--c-primary-soft);border-radius:var(--r-card);
  font-size:14.6px;color:var(--c-primary-dark);line-height:1.8;
}
.stack__note strong{display:block;margin-bottom:4px;font-size:15.5px;}

/* ============================================================
   FAQ
   ============================================================ */
.faq-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,380px);
  gap:48px;align-items:start;
}
.accordion{display:grid;gap:12px;max-width:880px;}
.accordion-item{
  background:#fff;border:1px solid var(--c-border);
  border-radius:12px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
  position:relative;
}
.accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--c-primary);transform:scaleY(0);transform-origin:top;
  transition:transform .25s ease;
}
.accordion-item.is-active{border-color:#CFDDF5;box-shadow:var(--sh-2);}
.accordion-item.is-active::before{transform:scaleY(1);}
.accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;text-align:left;
  padding:20px 22px;
  font-size:16.5px;font-weight:600;color:var(--c-text);
  min-height:44px;
  transition:color .2s ease;
}
.accordion-title:hover{color:var(--c-primary);}
.accordion-item.is-active .accordion-title{color:var(--c-primary);}
.accordion-title .icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:var(--c-tag);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;
  transition:transform .28s ease,background-color .28s ease,color .28s ease;
}
.accordion-item.is-active .accordion-title .icon{
  transform:rotate(180deg);background:var(--c-primary);color:#fff;
}
.accordion-content{
  display:none;
  padding:0 22px 22px 22px;
  font-size:15.5px;line-height:1.85;color:var(--c-muted);
}
.accordion-item.is-active .accordion-content{display:block;}
.accordion-content p + p{margin-top:10px;}

/* 侧栏 CTA */
.side-cta{
  background:#fff;border:1px solid var(--c-primary);
  border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);
  position:sticky;top:96px;
}
.side-cta h3{font-size:19px;margin-bottom:10px;color:var(--c-primary-deep);}
.side-cta p{font-size:14.6px;color:var(--c-muted);line-height:1.8;}
.side-cta .btn{margin-top:18px;}
.side-cta__rows{display:grid;gap:10px;margin-top:20px;padding-top:18px;border-top:1px dashed var(--c-border);}
.side-cta__rows span{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--c-muted);}
.side-cta__rows i{color:var(--c-primary);font-size:13px;}

/* ============================================================
   咨询表单
   ============================================================ */
.form-panel{
  background:#fff;border:1px solid var(--c-border);
  border-radius:18px;padding:34px;
  box-shadow:var(--sh-2);
}
.form-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:14.5px;font-weight:600;color:var(--c-text);}
.field label .req{color:var(--c-accent);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;
  border:1px solid var(--c-border);border-radius:var(--r-btn);
  background:#FBFCFE;color:var(--c-text);
  font-size:15px;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:118px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(31,95,208,.12);
}
.field .hint{font-size:13px;color:var(--c-muted);}
.field.has-error input,.field.has-error select,.field.has-error textarea{
  border-color:var(--c-warn);background:#FFF5F5;
}
.field .error-msg{display:none;font-size:13px;color:var(--c-warn);}
.field.has-error .error-msg{display:block;}
.form-actions{display:flex;align-items:center;gap:16px;margin-top:24px;flex-wrap:wrap;}
.form-success{
  display:none;
  margin-top:20px;padding:14px 18px;
  background:var(--c-green-soft);border-radius:var(--r-btn);
  color:#0A7A57;font-size:14.6px;font-weight:600;
}
.form-success.is-show{display:block;}
.form-aside{
  background:var(--c-primary-soft);
  border-radius:var(--r-card);
  padding:26px;
}
.form-aside h3{font-size:18px;color:var(--c-primary-dark);margin-bottom:14px;}
.form-aside ul{display:grid;gap:12px;}
.form-aside li{display:flex;gap:10px;font-size:14.6px;color:var(--c-primary-dark);line-height:1.75;}
.form-aside li i{color:var(--c-primary);font-size:13px;margin-top:5px;}

/* ============================================================
   CTA 区块
   ============================================================ */
.cta-band{
  background:var(--c-primary-soft);
  border-top:1px solid #DCE7F9;
  border-bottom:1px solid #DCE7F9;
  padding:76px 0;
}
.cta-band__inner{
  display:grid;
  grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);
  gap:44px;align-items:center;
}
.cta-band h2{color:var(--c-primary-deep);}
.cta-band p{margin-top:14px;color:var(--c-muted);font-size:16.5px;max-width:620px;}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-contact{
  margin-top:26px;display:flex;gap:28px;flex-wrap:wrap;
}
.cta-contact span{
  display:inline-flex;align-items:center;gap:9px;
  font-size:15px;font-weight:600;color:var(--c-primary-dark);
}
.cta-contact i{color:var(--c-accent);}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{
  background:var(--c-primary-dark);
  color:rgba(255,255,255,.8);
  padding:66px 0 0;
  font-size:15px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;
}
.footer-brand .logo__mark{background:rgba(255,255,255,.16);}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text span{color:var(--c-accent);}
.site-footer p{font-size:14.6px;line-height:1.85;}
.site-footer h4{
  color:#fff;font-size:16px;font-weight:600;margin-bottom:18px;
  letter-spacing:0;
}
.footer-links{display:grid;gap:11px;}
.footer-links a{color:rgba(255,255,255,.8);font-size:14.6px;}
.footer-links a:hover{color:var(--c-accent);}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14.6px;color:rgba(255,255,255,.8);}
.footer-contact i{color:var(--c-accent);width:16px;text-align:center;}
.footer-qr{
  margin-top:18px;
  width:108px;height:108px;border-radius:12px;
  background:rgba(255,255,255,.1);
  border:1px dashed rgba(255,255,255,.35);
  display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:12.5px;line-height:1.5;
  color:rgba(255,255,255,.72);
}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid rgba(255,255,255,.15);
  padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.62);
}

/* ============================================================
   底部固定转化条
   ============================================================ */
.dock{
  position:fixed;right:24px;bottom:24px;z-index:90;
  display:flex;flex-direction:column;gap:10px;align-items:flex-end;
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s;
}
.dock.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.dock__btn{
  display:inline-flex;align-items:center;gap:8px;
  min-height:46px;padding:0 18px;border-radius:var(--r-btn);
  font-size:14.8px;font-weight:600;
  box-shadow:var(--sh-2);
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.dock__btn:hover{transform:translateY(-2px);box-shadow:var(--sh-3);}
.dock__btn--accent{background:var(--c-accent);color:#fff;}
.dock__btn--accent:hover{background:#ec6a18;color:#fff;}
.dock__btn--ghost{background:#fff;color:var(--c-primary-dark);border:1px solid var(--c-border);}
.dock__btn--ghost:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.dock__btn--round{width:46px;padding:0;justify-content:center;}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1180px){
  .nav__menu{gap:20px;}
  .nav__menu a{font-size:15px;}
}
@media (max-width:1024px){
  :root{--sec-y:64px;--gutter:20px;}
  .nav__toggle{display:inline-flex;}
  .nav{min-height:68px;gap:16px;}
  .site-header.is-stuck .nav{min-height:62px;}
  .nav__phone{display:none;}
  .nav__actions .btn{display:none;}
  .nav__menu{
    position:fixed;top:0;right:0;z-index:120;
    width:300px;max-width:86vw;height:100vh;
    background:#fff;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:88px 24px 32px;
    box-shadow:-16px 0 48px -18px rgba(16,32,58,.35);
    transform:translateX(105%);
    transition:transform .3s ease;
    overflow-y:auto;
  }
  .nav__menu.is-open{transform:translateX(0);}
  .nav__menu a{
    min-height:48px;font-size:16px;
    border-bottom:1px solid var(--c-border);
    justify-content:space-between;
  }
  .nav__menu a::after{display:none;}
  .nav__menu a.is-active{color:var(--c-primary);}
  .nav__menu a.is-active::before{
    content:"";position:absolute;left:-14px;top:50%;transform:translateY(-50%);
    width:4px;height:18px;border-radius:3px;background:var(--c-primary);
  }
  .nav__menu a{position:relative;}
  .page-hero__inner{grid-template-columns:1fr;gap:36px;padding:36px 0 56px;}
  .hero-figure__card{left:auto;right:16px;bottom:-18px;}
  .hero-metrics{grid-template-columns:repeat(2,1fr);gap:20px;}
  .intro-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px;}
  .steps-line{display:none;}
  .scope{grid-template-columns:1fr;gap:36px;}
  .stack__card:nth-child(2),.stack__card:nth-child(3){transform:none;}
  .faq-layout{grid-template-columns:1fr;gap:36px;}
  .side-cta{position:static;}
  .cta-band__inner{grid-template-columns:1fr;gap:30px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:640px){
  :root{--sec-y:44px;--gutter:16px;}
  body{font-size:16px;padding-bottom:76px;}
  h1{font-size:30px;}
  h2{font-size:25px;}
  h3{font-size:18.5px;}
  .topbar__inner{gap:10px;justify-content:space-between;}
  .topbar__links{display:none;}
  .countdown__box{min-width:30px;height:27px;font-size:14px;}
  .page-hero__inner{padding:28px 0 48px;}
  .hero-actions .btn{width:100%;}
  .hero-metrics{grid-template-columns:1fr 1fr;gap:16px;}
  .hero-figure__card{right:10px;bottom:-16px;padding:13px 15px;min-width:170px;}
  .intro-card{padding:22px;}
  .steps{grid-template-columns:1fr;gap:28px;}
  .form-grid{grid-template-columns:1fr;}
  .form-panel{padding:22px;}
  .cta-band{padding:52px 0;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .dock{
    left:0;right:0;bottom:0;
    flex-direction:row;align-items:center;
    padding:10px 14px;
    background:#fff;
    border-top:1px solid var(--c-border);
    box-shadow:0 -8px 24px -16px rgba(16,32,58,.4);
    gap:10px;
  }
  .dock__btn{flex:1;justify-content:center;padding:0 12px;font-size:14.5px;}
  .dock__btn--round{flex:0 0 46px;}
  .dock__btn--accent{flex:1.2;}
}