/* roulang page: index */
:root{
  --brand:#1F6FEB;
  --brand-dark:#1857C4;
  --brand-soft:#E8F1FF;
  --accent:#10A6A0;
  --accent-soft:#E3F6F5;
  --amber:#F5A623;
  --ink-900:#101828;
  --ink-700:#344054;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --bg:#F6F9FE;
  --surface:#FFFFFF;
  --line:#E4EAF2;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --sh-card:0 6px 24px rgba(16,40,90,.08);
  --sh-hover:0 12px 32px rgba(16,40,90,.14);
  --sh-nav:0 4px 16px rgba(16,40,90,.06);
  --t:.22s ease;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:.1px;}
h1{font-size:clamp(28px,4vw,44px);line-height:1.28;font-weight:700;}
h2{font-size:clamp(23px,2.5vw,29px);line-height:1.35;font-weight:600;}
h3{font-size:21px;line-height:1.45;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 .9em;color:var(--ink-600);}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,111,235,.28);border-radius:6px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--surface);}
.divider-top{border-top:1px solid var(--line);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.scrolled{box-shadow:var(--sh-nav);}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900);font-weight:700;font-size:19.5px;letter-spacing:.2px;}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.brand small{display:block;font-size:11.5px;font-weight:400;color:var(--ink-400);letter-spacing:.4px;line-height:1.2;}
.nav-links{display:flex;align-items:center;gap:4px;margin:0 auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;color:var(--ink-600);border-radius:8px;
}
.nav-links a:hover{color:var(--brand);background:var(--brand-soft);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{position:relative;width:220px;}
.search-box input{
  width:100%;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--surface);padding:0 42px 0 14px;font-size:14px;color:var(--ink-700);
  transition:border-color var(--t),box-shadow var(--t);
}
.search-box input::placeholder{color:var(--ink-400);}
.search-box input:hover{border-color:rgba(31,111,235,.4);}
.search-box input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,235,.28);outline:none;}
.search-box button{
  position:absolute;right:4px;top:4px;width:32px;height:32px;border:0;border-radius:8px;
  background:transparent;color:var(--ink-400);cursor:pointer;transition:color var(--t),background var(--t);
}
.search-box button:hover{color:var(--brand);background:var(--brand-soft);}
.link-plain{font-size:15px;color:var(--ink-600);height:44px;display:inline-flex;align-items:center;padding:0 8px;}
.link-plain:hover{color:var(--brand);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all var(--t);white-space:nowrap;
}
.btn-main{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(31,111,235,.24);}
.btn-main:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-main:active{transform:translateY(0);}
.btn-outline{background:var(--surface);color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);}
.btn-ghost{background:transparent;color:var(--ink-600);border-color:var(--line);}
.btn-ghost:hover{background:var(--surface);color:var(--ink-900);border-color:var(--ink-400);}
.btn-sm{height:42px;padding:0 18px;font-size:14.5px;}
.nav-toggle{
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--surface);color:var(--ink-700);display:none;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--surface);}
.mobile-drawer.open{display:block;}
.mobile-drawer .wrap{padding-top:12px;padding-bottom:16px;}
.mobile-drawer a{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  font-size:15.5px;color:var(--ink-700);
}
.mobile-drawer a:hover{background:var(--bg);color:var(--brand);}
.mobile-drawer a.active{color:var(--brand);font-weight:600;background:var(--brand-soft);}

/* ---------- Hero ---------- */
.hero{padding:76px 0 84px;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero h1{margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:17px;max-width:560px;margin-bottom:26px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;font-size:13px;color:var(--ink-400);}
.hero-trust span{display:inline-flex;align-items:center;gap:6px;}
.hero-trust i{color:var(--accent);}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;background:var(--bg);
  box-shadow:var(--sh-card);
}
.hero-float{
  position:absolute;right:-24px;bottom:-24px;width:262px;background:var(--surface);
  border-radius:var(--r-card);box-shadow:var(--sh-hover);padding:16px 18px;display:flex;gap:12px;align-items:flex-start;
}
.hero-float .ic{
  width:38px;height:38px;flex:0 0 auto;border-radius:50%;background:var(--accent-soft);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.hero-float strong{display:block;font-size:15px;color:var(--ink-900);line-height:1.4;}
.hero-float span{font-size:13px;color:var(--ink-400);line-height:1.5;}

/* ---------- 通用区块头 ---------- */
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:1px;color:var(--accent);
  text-transform:uppercase;margin-bottom:12px;
}
.section-head p{margin-top:12px;font-size:16.5px;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ---------- 理念阶梯 ---------- */
.idea-list{border-top:1px solid var(--line);}
.idea-item{
  display:grid;grid-template-columns:120px 1fr;gap:24px;align-items:start;
  padding:30px 0;border-bottom:1px solid var(--line);
}
.idea-item:nth-child(2){margin-left:40px;}
.idea-num{
  font-size:48px;font-weight:700;line-height:1;color:rgba(31,111,235,.22);
  font-variant-numeric:tabular-nums;
}
.idea-item h3{margin-bottom:8px;}
.idea-item p{margin:0;max-width:640px;}

/* ---------- 精选内容 ---------- */
.feature-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px;}
.card{
  background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-card);
  overflow:hidden;display:block;color:inherit;transition:box-shadow var(--t),transform var(--t);
}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);color:inherit;}
.card:hover .card-title{color:var(--brand);}
.card-img{width:100%;object-fit:cover;background:var(--bg);border-radius:var(--r-img) var(--r-img) 0 0;}
.card-lg .card-img{aspect-ratio:16/9;}
.card-body{padding:22px 24px 24px;}
.badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;
}
.badge-accent{background:var(--accent-soft);color:var(--accent);}
.card-title{margin:12px 0 8px;font-size:20px;transition:color var(--t);}
.card p{margin:0 0 12px;font-size:15px;color:var(--ink-600);}
.meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;}
.meta i{font-size:12px;}
.card-side{
  display:flex;gap:16px;padding:20px;align-items:flex-start;
  border-bottom:1px solid var(--line);background:var(--surface);
}
.card-side:last-child{border-bottom:0;}
.card-side img{width:96px;height:96px;flex:0 0 auto;object-fit:cover;border-radius:12px;background:var(--bg);}
.card-side h3{font-size:17px;margin-bottom:6px;}
.card-side p{margin:0 0 8px;font-size:14px;}
.side-stack{background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-card);overflow:hidden;display:flex;flex-direction:column;}
.side-stack .card-side{flex:1;align-items:flex-start;transition:background var(--t);}
.side-stack .card-side:hover{background:var(--bg);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);}
.link-arrow i{transition:transform var(--t);}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- 信任背书 ---------- */
.stats-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-card);padding:36px 32px;
}
.stat{border-left:1px solid var(--line);padding-left:24px;}
.stat:first-child{border-left:0;padding-left:0;}
.stat strong{
  display:block;font-size:32px;font-weight:700;color:var(--brand);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat span{display:block;margin-top:8px;font-size:14px;color:var(--ink-600);}
.trust-strip{
  margin-top:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 24px;display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;
}
.trust-strip .label{font-size:13px;color:var(--ink-400);}
.trust-strip span.item{font-size:14px;color:var(--ink-700);display:inline-flex;align-items:center;gap:8px;}
.trust-strip span.item i{color:var(--ink-400);font-size:12px;}

/* ---------- 最新信息 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-card);
  overflow:hidden;display:flex;flex-direction:column;height:100%;color:inherit;
  position:relative;transition:box-shadow var(--t),transform var(--t);
}
.post-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);color:inherit;}
.post-card:hover .card-title{color:var(--brand);}
.post-card:hover .go{transform:translateX(3px);}
.post-card .thumb{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--bg);}
.post-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.post-card h3{font-size:18px;margin:12px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card p{
  font-size:14.5px;margin:0 0 16px;color:var(--ink-600);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.go{color:var(--brand);transition:transform var(--t);}
.empty-state{
  background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-card);
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:40px 24px;
}
.empty-state i{font-size:46px;color:var(--ink-400);}
.empty-state p{margin:0;font-size:15px;color:var(--ink-600);}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:step;}
.step{
  padding:0 24px 0 0;position:relative;
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:14px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;margin-bottom:12px;
}
.step::after{
  content:"";position:absolute;left:0;top:26px;width:100%;height:1px;background:var(--line);z-index:0;
}
.step h4{margin-bottom:8px;position:relative;}
.step h4 span{
  background:var(--bg);padding-right:12px;position:relative;
}
.step p{font-size:14.5px;margin:0;position:relative;background:var(--bg);padding-right:12px;}
.section-alt .step h4 span,.section-alt .step p{background:var(--surface);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--surface);border-radius:14px;box-shadow:var(--sh-card);overflow:hidden;
}
.faq-q{
  width:100%;border:0;background:transparent;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink-900);cursor:pointer;
  transition:color var(--t);
}
.faq-q:hover{color:var(--brand);}
.faq-q .sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;transition:transform var(--t);
}
.faq-item.open .faq-q .sign{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a .inner{padding:0 24px 22px;font-size:15px;line-height:1.75;color:var(--ink-600);}
.faq-item.open .faq-a{max-height:340px;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand-soft);border-radius:20px;padding:48px;
  display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:center;
}
.cta-band h2{margin-bottom:12px;}
.cta-band p{margin:0;font-size:16px;max-width:440px;}
.cta-form{display:flex;gap:12px;}
.cta-form input{
  flex:1;height:48px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--surface);padding:0 16px;font-size:15px;color:var(--ink-700);
  transition:border-color var(--t),box-shadow var(--t);
}
.cta-form input::placeholder{color:var(--ink-400);}
.cta-form input:hover{border-color:rgba(31,111,235,.4);}
.cta-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,235,.28);}
.cta-note{font-size:12.5px;color:var(--ink-400);margin:12px 0 0;}
.form-msg{font-size:13.5px;color:var(--accent);margin:10px 0 0;display:none;}
.form-msg.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(180deg,var(--ink-900) 0%,#0B1220 100%);
  color:#C7D0DE;padding:64px 0 0;margin-top:96px;
}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:700;margin-bottom:14px;}
.foot-brand .brand-mark{background:rgba(31,111,235,.22);color:#8FBBFF;}
.site-footer p{color:#C7D0DE;font-size:14px;line-height:1.75;max-width:340px;}
.foot-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.foot-col a{display:block;font-size:14px;color:#C7D0DE;line-height:1.6;padding:6px 0;transition:all var(--t);}
.foot-col a:hover{color:#fff;transform:translateX(2px);}
.foot-col .li{font-size:14px;color:#C7D0DE;padding:6px 0;}
.foot-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8A94A6;
}
.foot-bottom a{color:#8A94A6;}
.foot-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-float{right:0;bottom:-16px;width:236px;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .section-tight{padding:60px 0;}
  .nav-inner{height:60px;gap:16px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .search-box{display:none;}
  .link-plain{display:none;}
  .hero{padding:48px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media img{aspect-ratio:16/10;}
  .hero-float{position:static;width:100%;margin-top:16px;}
  .hero-sub{max-width:none;}
  .idea-item:nth-child(2){margin-left:0;}
  .feature-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:28px;}
  .stat:nth-child(3){border-left:0;padding-left:0;}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px;}
  .step{padding-right:16px;}
  .step::after{display:none;}
  .cta-band{grid-template-columns:1fr;padding:36px;gap:24px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  h1{font-size:28px;}
  .hero-btns .btn{width:100%;}
  .hero-trust{gap:12px 18px;}
  .idea-item{grid-template-columns:1fr;gap:8px;padding:24px 0;}
  .idea-num{font-size:36px;}
  .post-grid{grid-template-columns:1fr;}
  .stats-row{grid-template-columns:1fr;padding:28px 22px;}
  .stat{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:18px;}
  .stat:first-child{border-top:0;padding-top:0;}
  .steps{grid-template-columns:1fr;}
  .card-side{flex-direction:row;}
  .cta-form{flex-direction:column;}
  .cta-form .btn{width:100%;}
  .trust-strip{padding:16px;}
  .foot-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:48px;margin-top:56px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .card-lg .card-img{aspect-ratio:16/10;}
  .card-side img{width:76px;height:76px;}
  .brand{font-size:17.5px;}
  .btn{font-size:15px;padding:0 18px;}
  .cta-band{padding:26px 20px;border-radius:16px;}
}

/* roulang page: article */
:root{
  --brand:#1F6FEB;
  --brand-dark:#1857C4;
  --brand-soft:#E8F1FF;
  --accent:#10A6A0;
  --amber:#F5A623;
  --ink-900:#101828;
  --ink-700:#344054;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --bg:#F6F9FE;
  --surface:#FFFFFF;
  --line:#E4EAF2;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --shadow-card:0 6px 24px rgba(16,40,90,.08);
  --shadow-hover:0 12px 32px rgba(16,40,90,.14);
  --shadow-nav:0 4px 16px rgba(16,40,90,.06);
  --font: "PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease;}
a:hover{color:var(--brand-dark);}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:600;}
p{margin:0 0 .9em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,111,235,.28);border-radius:8px;}
.wrap{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-nav);}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:15px;
}
.brand-text{font-size:19px;font-weight:700;color:var(--ink-900);letter-spacing:.2px;}
.nav-links{display:flex;align-items:center;gap:26px;flex:1;}
.nav-links a{
  position:relative;
  font-size:15px;
  color:var(--ink-600);
  padding:24px 0;
  line-height:1;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;bottom:18px;
  width:20px;height:2px;
  border-radius:2px;
  background:var(--brand);
  opacity:0;
  transform:translateY(3px);
  transition:opacity .22s ease,transform .22s ease;
}
.nav-links a:hover{color:var(--brand);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{opacity:1;transform:translateY(0);}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;width:220px;
  padding:0 12px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.search-box i{color:var(--ink-400);font-size:14px;}
.search-box input{
  border:0;outline:none;background:transparent;
  width:100%;font-size:14px;
}
.search-box input::placeholder{color:var(--ink-400);}
.search-box:hover{border-color:rgba(31,111,235,.4);}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,235,.18);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:all .22s ease;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 4px 14px rgba(31,111,235,.24);
}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-line{
  background:#fff;
  color:var(--brand);
  border:1px solid var(--brand);
}
.btn-line:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-dark);}
.btn-quiet{
  background:transparent;
  color:var(--ink-600);
  border:1px solid var(--line);
}
.btn-quiet:hover{background:var(--bg);color:var(--ink-900);}
.header-tools .btn{min-height:42px;padding:0 18px;font-size:14.5px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-btn);
  color:var(--ink-700);
  border:1px solid var(--line);
  align-items:center;justify-content:center;
  font-size:16px;
}
.nav-toggle:hover{color:var(--brand);border-color:rgba(31,111,235,.4);}
.mobile-drawer{
  display:none;
  flex-direction:column;
  padding:12px 24px 20px;
  background:#fff;
  border-top:1px solid var(--line);
}
.mobile-drawer a{
  height:44px;
  display:flex;align-items:center;
  font-size:15.5px;
  color:var(--ink-700);
  border-radius:10px;
  padding:0 12px;
}
.mobile-drawer a:hover{background:var(--bg);}
.mobile-drawer a.active{color:var(--brand);background:var(--brand-soft);font-weight:600;}
.mobile-drawer.open{display:flex;}

/* ============ breadcrumb ============ */
.breadcrumb-bar{
  display:flex;align-items:center;gap:8px;
  min-height:48px;
  font-size:13px;
  color:var(--ink-400);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.breadcrumb-bar a{color:var(--ink-400);}
.breadcrumb-bar a:hover{color:var(--brand);}
.breadcrumb-bar .sep{color:#CBD5E1;}
.breadcrumb-bar .current{
  color:var(--ink-400);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:48%;
}

/* ============ article head ============ */
.article-head{padding:48px 0 32px;}
.head-inner{max-width:820px;margin:0 auto;}
.head-tag{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  margin-bottom:16px;
}
.article-head h1{
  font-size:clamp(28px,3.4vw,36px);
  line-height:1.34;
  font-weight:700;
  letter-spacing:.2px;
}
.head-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;
  font-size:14px;
  color:var(--ink-400);
  font-variant-numeric:tabular-nums;
}
.head-meta .dot{color:#D7DFEA;}
.head-meta .badge-soft{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
}
.cover-figure{
  max-width:900px;
  margin:28px auto 0;
}
.cover-figure img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:var(--r-img);
  background:var(--bg);
}

/* ============ article body ============ */
.article-main{padding:0 0 8px;}
.article-shell{
  max-width:800px;
  margin:0 auto;
  background:var(--surface);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  padding:40px 44px 44px;
}
.article-body{font-size:17px;line-height:1.9;color:var(--ink-600);}
.article-body h2{
  position:relative;
  font-size:24px;
  line-height:1.4;
  font-weight:600;
  color:var(--ink-900);
  margin:40px 0 16px;
  padding-left:14px;
}
.article-body h2:first-child{margin-top:0;}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.22em;bottom:.22em;
  width:4px;border-radius:2px;
  background:var(--brand);
}
.article-body h3{
  font-size:19px;
  line-height:1.5;
  color:var(--ink-900);
  margin:28px 0 12px;
}
.article-body h4{
  font-size:17px;
  line-height:1.5;
  color:var(--ink-700);
  margin:22px 0 10px;
}
.article-body p{margin:0 0 .9em;font-size:17px;line-height:1.9;color:var(--ink-600);}
.article-body a{
  color:var(--brand);
  border-bottom:1px solid rgba(31,111,235,.32);
}
.article-body a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark);}
.article-body strong{color:var(--ink-900);font-weight:600;}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:1.5em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:8px 0;font-size:17px;line-height:1.85;color:var(--ink-600);}
.article-body li::marker{color:var(--ink-400);}
.article-body blockquote{
  margin:26px 0;
  padding:20px 22px;
  background:var(--brand-soft);
  border-left:3px solid var(--brand);
  border-radius:12px;
}
.article-body blockquote p{margin:0;color:var(--ink-700);font-size:16.5px;}
.article-body img{
  width:100%;
  height:auto;
  border-radius:12px;
  margin:24px 0;
  background:var(--bg);
}
.article-body figure{margin:24px 0;}
.article-body figure img{margin:0;}
.article-body figcaption{
  margin-top:10px;
  text-align:center;
  font-size:13px;
  color:var(--ink-400);
}
.article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  margin:24px 0;
  font-size:15px;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
}
.article-body th{
  background:var(--bg);
  color:var(--ink-900);
  font-weight:600;
  text-align:left;
}
.article-body th,.article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  line-height:1.7;
}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{
  background:var(--bg);
  padding:2px 6px;
  border-radius:6px;
  font-size:.92em;
  color:var(--ink-700);
}
.article-body hr{
  border:0;
  border-top:1px solid var(--line);
  margin:32px 0;
}

/* ============ footer of article ============ */
.article-foot{margin-top:36px;padding-top:24px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag-row a{
  display:inline-flex;align-items:center;
  height:28px;padding:0 12px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:13px;
  font-weight:500;
}
.tag-row a:hover{background:#D9E8FF;color:var(--brand-dark);}
.share-row{
  display:flex;align-items:center;gap:18px;
  margin-top:22px;
  font-size:13px;
  color:var(--ink-400);
}
.share-row a{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--ink-400);
  font-size:13px;
}
.share-row a:hover{color:var(--brand);}
.share-row i{font-size:15px;}

/* ============ empty ============ */
.empty-state{
  max-width:800px;
  margin:0 auto;
  background:var(--surface);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  padding:64px 32px;
  text-align:center;
}
.empty-state i{font-size:48px;color:var(--ink-400);}
.empty-state p{margin:18px 0 22px;font-size:15px;color:var(--ink-600);}

/* ============ related ============ */
.section{padding:72px 0 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-top:24px;
  border-top:1px solid var(--line);
  margin-bottom:28px;
}
.section-head h2{font-size:26px;line-height:1.35;}
.section-head .more{
  font-size:14px;
  color:var(--ink-600);
  display:inline-flex;align-items:center;gap:6px;
}
.section-head .more:hover{color:var(--brand);}
.related-list{display:flex;flex-direction:column;gap:16px;}
.related-item{
  display:flex;gap:18px;align-items:center;
  background:var(--surface);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  padding:16px;
  transition:box-shadow .22s ease,transform .22s ease;
}
.related-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.related-item img{
  width:88px;height:88px;flex:0 0 88px;
  object-fit:cover;
  border-radius:12px;
  background:var(--bg);
}
.related-item .ri-body{min-width:0;}
.related-item .ri-body h3{
  font-size:17px;
  line-height:1.5;
  color:var(--ink-900);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .22s ease;
}
.related-item:hover .ri-body h3{color:var(--brand);}
.related-item .ri-body p{
  margin:6px 0 0;
  font-size:14px;
  color:var(--ink-600);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-item .ri-meta{
  margin-top:8px;
  font-size:13px;
  color:var(--ink-400);
  font-variant-numeric:tabular-nums;
}

/* ============ cta ============ */
.cta-band{padding:72px 0 88px;}
.cta-card{
  background:var(--brand-soft);
  border-radius:20px;
  padding:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-card h2{font-size:26px;line-height:1.4;color:var(--ink-900);}
.cta-card p{margin:10px 0 0;font-size:15px;color:var(--ink-600);max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-actions .btn-primary{background:var(--brand);}
.back-row{display:flex;justify-content:center;margin-top:36px;}

/* ============ footer ============ */
.site-footer{
  background:linear-gradient(180deg,#101828 0%,#0B1220 100%);
  color:#C7D0DE;
  padding:64px 0 0;
  margin-top:24px;
}
.foot-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
}
.foot-brand{
  display:flex;align-items:center;gap:10px;
  font-size:19px;font-weight:700;color:#fff;
  margin-bottom:14px;
}
.foot-brand .brand-mark{
  background:rgba(31,111,235,.18);
  color:#7FB0FF;
}
.site-footer p{font-size:14px;line-height:1.85;color:#C7D0DE;margin:0;max-width:360px;}
.foot-col h4{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
}
.foot-col a,.foot-col .li{
  display:block;
  font-size:14px;
  color:#C7D0DE;
  line-height:2.2;
  transition:color .22s ease,transform .22s ease;
}
.foot-col a:hover{color:#fff;transform:translateX(-2px);}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0 28px;
  font-size:13px;
  color:#8A94A6;
}

/* ============ responsive ============ */
@media (max-width:1199px){
  .wrap{padding:0 24px;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:60px;gap:14px;}
  .brand-text{font-size:18px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding-top:56px;}
  .cta-band{padding:56px 0 64px;}
  .cta-card{padding:36px;}
}
@media (max-width:767px){
  .wrap{padding:0 16px;}
  .article-head{padding:32px 0 24px;}
  .article-shell{padding:26px 20px 30px;border-radius:14px;}
  .article-body,.article-body p,.article-body li{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .related-item{flex-direction:row;align-items:flex-start;}
  .related-item img{width:72px;height:72px;flex:0 0 72px;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .breadcrumb-bar .current{max-width:40%;}
}
@media (max-width:519px){
  .header-tools .btn-line{display:none;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-brand{font-size:18px;}
  .empty-state{padding:44px 20px;}
}

/* roulang page: category1 */
:root{
  --brand:#1F6FEB;
  --brand-dark:#1857C4;
  --brand-soft:#E8F1FF;
  --accent:#10A6A0;
  --amber:#F5A623;
  --ink-900:#101828;
  --ink-700:#344054;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --bg:#F6F9FE;
  --surface:#FFFFFF;
  --line:#E4EAF2;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --sh-card:0 6px 24px rgba(16,40,90,.08);
  --sh-hover:0 12px 32px rgba(16,40,90,.14);
  --ease:.22s ease;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:600;line-height:1.35}
p{margin:0}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
a:hover{color:var(--brand-dark)}
img{max-width:100%;display:block}
button,input{font:inherit}
:focus-visible{outline:3px solid rgba(31,111,235,.28);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--ease)}
.site-header.scrolled{box-shadow:0 4px 16px rgba(16,40,90,.06)}
.nav-wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);font-size:19px;font-weight:700;letter-spacing:.2px}
.brand:hover{color:var(--ink-900)}
.brand-mark{width:36px;height:36px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:15px;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-links a{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;font-size:15px;color:var(--ink-600);border-radius:10px}
.nav-links a:hover{color:var(--brand);background:var(--brand-soft)}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:6px;width:20px;height:2px;border-radius:2px;background:var(--brand)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search i{position:absolute;left:14px;font-size:14px;color:var(--ink-400);pointer-events:none}
.nav-search input{
  height:40px;width:220px;padding:0 14px 0 38px;border:1px solid var(--line);border-radius:10px;
  background:#fff;font-size:14px;color:var(--ink-900);transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search input::placeholder{color:var(--ink-400)}
.nav-search input:hover{border-color:rgba(31,111,235,.4)}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,235,.18)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--ink-700);align-items:center;justify-content:center;transition:border-color var(--ease),color var(--ease)}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.nav-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:14px 0 20px}
.nav-drawer.open{display:block}
.nav-drawer a{display:flex;align-items:center;height:44px;padding:0 16px;border-radius:10px;font-size:15px;color:var(--ink-600)}
.nav-drawer a:hover{background:var(--brand-soft);color:var(--brand)}
.nav-drawer a.active{color:var(--brand);font-weight:600;background:var(--brand-soft)}
.drawer-search{display:flex;align-items:center;gap:8px;margin-top:12px;padding:0 16px}
.drawer-search input{flex:1;height:44px;border:1px solid var(--line);border-radius:10px;padding:0 14px;font-size:15px}

/* ---------- 按钮 ---------- */
.btn-main,.btn-soft,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-main{background:var(--brand);color:#fff}
.btn-main:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px)}
.btn-main:active{transform:translateY(0)}
.btn-soft{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-soft:hover{background:var(--brand-soft);color:var(--brand-dark)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-600)}
.btn-ghost:hover{border-color:var(--ink-400);color:var(--ink-900)}
.nav-cta{height:42px;padding:0 18px;font-size:14px}
.nav-login{display:inline-flex;align-items:center;height:42px;padding:0 8px;font-size:15px;color:var(--ink-600)}
.nav-login:hover{color:var(--brand)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600}
.link-arrow i{font-size:12px;transition:transform var(--ease)}
.link-arrow:hover i{transform:translateX(2px)}

/* ---------- 页头 ---------- */
.page-head{padding:56px 0 48px;background:var(--bg);border-bottom:1px solid var(--line)}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:20px}
.crumb a{color:var(--ink-400)}
.crumb a:hover{color:var(--brand)}
.crumb i{font-size:10px}
.head-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand);font-size:12.5px;font-weight:600}
.head-grid h1{font-size:clamp(28px,4vw,42px);line-height:1.28;font-weight:700;margin-top:16px}
.head-sub{margin-top:18px;font-size:16.5px;max-width:600px}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tag{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-600)}
.head-img{border-radius:18px;overflow:hidden;aspect-ratio:4/3;background:var(--bg);box-shadow:var(--sh-card)}
.head-img img{width:100%;height:100%;object-fit:cover}

/* ---------- 通用板块 ---------- */
.sec{padding:96px 0}
.sec-white{background:#fff}
.sec-bg{background:var(--bg)}
.sec-head{max-width:780px;margin-bottom:40px}
.sec-head h2{font-size:clamp(24px,2.6vw,30px);font-weight:600}
.sec-head p{margin-top:14px;font-size:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);letter-spacing:.4px;margin-bottom:12px}

/* ---------- 左图右文 ---------- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.duo-img{border-radius:18px;overflow:hidden;aspect-ratio:4/3;background:var(--bg);box-shadow:var(--sh-card)}
.duo-img img{width:100%;height:100%;object-fit:cover}
.duo-text h2{font-size:clamp(24px,2.6vw,30px)}
.duo-text p{margin-top:16px}
.mini-list{margin-top:26px;border-top:1px solid var(--line)}
.mini-list li{display:flex;gap:12px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line);font-size:15.5px;list-style:none}
.mini-list{margin:26px 0 0;padding:0}
.mini-list i{color:var(--brand);font-size:14px;margin-top:7px}
.mini-list strong{display:block;color:var(--ink-900);font-size:16px;font-weight:600;margin-bottom:2px}

/* ---------- 编号阶梯 ---------- */
.step-list{border-top:1px solid var(--line)}
.step-item{display:grid;grid-template-columns:96px 1fr;gap:28px;padding:30px 0;border-bottom:1px solid var(--line)}
.step-item .num{font-size:48px;font-weight:700;line-height:1;color:rgba(31,111,235,.2);font-variant-numeric:tabular-nums}
.step-item h3{font-size:20px;margin-bottom:8px}
.step-item p{font-size:16px;max-width:720px}
.step-item:nth-child(2){margin-left:40px}

/* ---------- 卡片 ---------- */
.card-x{display:block;background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-card);overflow:hidden;transition:box-shadow var(--ease),transform var(--ease)}
.card-x:hover{box-shadow:var(--sh-hover);transform:translateY(-2px)}
.card-x:hover .card-title{color:var(--brand)}
.card-title{color:var(--ink-900);transition:color var(--ease)}
.spot-grid{display:grid;grid-template-columns:1.75fr 1fr;gap:24px;align-items:start}
.spot-side{display:grid;gap:24px}
.spot-main .thumb{aspect-ratio:16/9;background:var(--bg);overflow:hidden}
.spot-main .thumb img{width:100%;height:100%;object-fit:cover}
.spot-main .body{padding:24px}
.spot-main .card-title{font-size:20px;margin:12px 0 10px}
.spot-main .excerpt{font-size:15.5px}
.meta{display:flex;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--ink-400)}
.meta i{font-size:12px}
.spot-mini{display:flex;gap:16px;padding:18px;align-items:flex-start}
.spot-mini .mini-thumb{width:88px;height:88px;flex:0 0 auto;border-radius:12px;overflow:hidden;background:var(--bg)}
.spot-mini .mini-thumb img{width:100%;height:100%;object-fit:cover}
.spot-mini .card-title{font-size:17px;line-height:1.5;margin-bottom:6px}
.spot-mini p{font-size:14px;color:var(--ink-600)}
.badge-soft{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600}
.badge-accent{background:rgba(16,166,160,.12);color:#0C8A85}

/* ---------- 速查卡 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.check-card{background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-card);padding:26px 26px 26px 30px;position:relative;transition:box-shadow var(--ease),transform var(--ease)}
.check-card::before{content:"";position:absolute;left:0;top:26px;bottom:26px;width:3px;border-radius:0 3px 3px 0;background:var(--brand);opacity:.85}
.check-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px)}
.check-card h3{font-size:17px;margin:14px 0 10px}
.check-card p{font-size:15px}
.check-label{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--bg);color:var(--ink-700);font-size:12px;font-weight:600;border:1px solid var(--line)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.acc .accordion-item{border:0;border-radius:14px;background:#fff;box-shadow:var(--sh-card);margin-bottom:12px;overflow:hidden}
.acc .accordion-header{margin:0}
.acc .accordion-button{
  width:100%;display:flex;align-items:center;gap:12px;padding:20px 22px;font-size:16px;font-weight:600;
  color:var(--ink-900);background:#fff;border:0;border-radius:14px;box-shadow:none;
}
.acc .accordion-button:not(.collapsed){background:var(--brand-soft);color:var(--brand-dark);box-shadow:none}
.acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(31,111,235,.18);z-index:2;outline:none}
.acc .accordion-button::after{display:none}
.acc .ico{margin-left:auto;color:var(--brand);font-size:13px;transition:transform var(--ease);flex:0 0 auto}
.acc .accordion-button:not(.collapsed) .ico{transform:rotate(180deg)}
.acc .accordion-body{padding:4px 22px 22px;font-size:15px;line-height:1.78;color:var(--ink-600)}

/* ---------- CTA ---------- */
.cta-band{background:var(--brand-soft);border-radius:20px;padding:48px;display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}
.cta-band h2{font-size:clamp(22px,2.4vw,28px)}
.cta-band p{margin-top:12px;font-size:16px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.cta-note{margin-top:14px;font-size:13px;color:var(--ink-400);text-align:right}

/* ---------- 页脚 ---------- */
.site-footer{background:linear-gradient(180deg,#101828,#0B1220);color:#C7D0DE;padding:64px 0 24px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;margin-bottom:16px}
.foot-brand .brand-mark{background:rgba(255,255,255,.1);color:#fff}
.site-footer p{font-size:14px;line-height:1.85;max-width:360px}
.foot-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:14px}
.foot-col a{display:block;color:#C7D0DE;font-size:14px;line-height:2.1}
.foot-col a:hover{color:#fff;transform:translateX(-2px)}
.foot-col .li{font-size:14px;line-height:2.1;color:#C7D0DE}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#8A94A6}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-search input{width:180px}
  .step-item:nth-child(2){margin-left:0}
}
@media (max-width:991px){
  .nav-links,.nav-search,.nav-login{display:none}
  .nav-toggle{display:flex}
  .nav-wrap{height:60px;gap:12px}
  .brand{font-size:17px}
  .sec{padding:72px 0}
  .head-grid,.duo,.spot-grid,.cta-band,.check-grid{grid-template-columns:1fr}
  .duo{gap:32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-actions{justify-content:flex-start}
  .cta-note{text-align:left}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .sec{padding:56px 0}
  .page-head{padding:40px 0 36px}
  .step-item{grid-template-columns:1fr;gap:12px;padding:24px 0}
  .step-item .num{font-size:38px}
  .cta-band{padding:28px}
  .btn-main,.btn-soft,.btn-ghost{width:100%}
  .cta-actions{width:100%}
  .cta-actions a{width:100%}
  .nav-cta{width:auto}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .nav-cta{padding:0 14px;font-size:13px;height:38px}
  .spot-mini{flex-direction:column}
  .spot-mini .mini-thumb{width:100%;height:150px}
}

/* roulang page: category2 */
:root{
  --brand:#1F6FEB;
  --brand-dark:#1857C4;
  --brand-soft:#E8F1FF;
  --accent:#10A6A0;
  --accent-soft:#E6F6F5;
  --amber:#F5A623;
  --ink-900:#101828;
  --ink-700:#344054;
  --ink-600:#475467;
  --ink-400:#98A2B3;
  --bg:#F6F9FE;
  --surface:#FFFFFF;
  --line:#E4EAF2;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --r-pill:999px;
  --sh-card:0 6px 24px rgba(16,40,90,.08);
  --sh-hover:0 12px 32px rgba(16,40,90,.14);
  --sh-head:0 4px 16px rgba(16,40,90,.06);
  --sec:96px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:600;line-height:1.35;}
h1{font-size:clamp(28px,4vw,44px);font-weight:700;line-height:1.28;letter-spacing:-.2px;}
h2{font-size:clamp(23px,2.6vw,29px);}
h3{font-size:21px;}
h4{font-size:17.5px;}
p{margin:0 0 .9em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(31,111,235,.28);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-weight:600;}

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

/* ============ 按钮 ============ */
.btn-main,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:all .22s ease;white-space:nowrap;
}
.btn-main{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(31,111,235,.22);}
.btn-main:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(31,111,235,.28);}
.btn-main:active{transform:translateY(0);}
.btn-line{background:var(--surface);color:var(--brand);border-color:var(--brand);}
.btn-line:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-dark);}
.btn-ghost{background:transparent;color:var(--ink-600);border-color:var(--line);}
.btn-ghost:hover{background:#fff;color:var(--ink-900);border-color:#cdd7e5;transform:translateY(-1px);}
.btn-main i,.btn-line i,.btn-ghost i{font-size:14px;}

.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;line-height:1;
}
.pill.accent{background:var(--accent-soft);color:var(--accent);}
.pill.amber{background:#FEF4E4;color:#B3730B;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.scrolled{box-shadow:var(--sh-head);}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand);color:#fff;font-size:15px;
  box-shadow:0 6px 16px rgba(31,111,235,.25);
}
.brand-text{font-size:19.5px;font-weight:700;color:var(--ink-900);letter-spacing:-.2px;}
.brand-text small{display:inline-block;margin-left:6px;font-size:12px;font-weight:500;color:var(--ink-400);letter-spacing:0;}

.nav-links{display:flex;align-items:center;gap:26px;margin-left:8px;}
.nav-links a{
  position:relative;font-size:15px;color:var(--ink-600);
  padding:6px 0;font-weight:500;
}
.nav-links a:hover{color:var(--brand);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{
  content:"";position:absolute;left:0;bottom:-2px;width:20px;height:2px;
  border-radius:2px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;width:230px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.nav-search i{color:var(--ink-400);font-size:13.5px;}
.nav-search input{
  border:0;outline:0;width:100%;background:transparent;
  font-family:inherit;font-size:14.5px;color:var(--ink-900);
}
.nav-search input::placeholder{color:var(--ink-400);}
.nav-search:hover{border-color:rgba(31,111,235,.4);}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,235,.18);}
.nav-ghost{
  font-size:15px;font-weight:600;color:var(--ink-700);
  padding:10px 12px;border-radius:var(--r-btn);
}
.nav-ghost:hover{color:var(--brand);background:var(--brand-soft);}
.nav-cta{min-height:42px;padding:0 20px;font-size:15px;}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-btn);
  color:var(--ink-700);font-size:16px;
}
.nav-drawer{border-top:1px solid var(--line);background:#fff;}
.drawer-inner{display:flex;flex-direction:column;padding:14px 24px 20px;gap:4px;}
.drawer-inner a{
  padding:12px 14px;border-radius:12px;font-size:15.5px;font-weight:500;color:var(--ink-700);
}
.drawer-inner a:hover{background:var(--bg);color:var(--brand);}
.drawer-inner a.active{background:var(--brand-soft);color:var(--brand);font-weight:600;}

/* ============ 页头 ============ */
.page-head{
  position:relative;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
  padding:56px 0 40px;
  overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;right:-60px;top:-80px;width:420px;height:420px;
  background:radial-gradient(circle at center,rgba(31,111,235,.10) 0%,rgba(31,111,235,0) 68%);
  pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:20px;}
.crumb a{color:var(--ink-400);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#C9D2E0;}
.crumb .cur{color:var(--ink-600);}
.page-head h1{margin:16px 0 14px;max-width:840px;}
.page-head .lead{max-width:760px;font-size:17px;color:var(--ink-600);margin-bottom:26px;}
.filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;position:relative;z-index:1;}
.f-label{font-size:13.5px;color:var(--ink-400);margin-right:4px;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  font-size:14px;color:var(--ink-600);font-weight:500;
}
.chip:hover{border-color:rgba(31,111,235,.4);color:var(--brand);}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}

/* ============ 板块通用 ============ */
.section{padding:var(--sec) 0;}
.section.tight{padding:64px 0;}
.section.alt{background:var(--surface);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;
}
.sec-head h2{margin-bottom:12px;}
.sec-head p{font-size:16.5px;color:var(--ink-600);margin:0;}

/* ============ 图文块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split .media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;
  background:var(--bg);box-shadow:var(--sh-card);
}
.split h2{margin-bottom:16px;}
.split .lead{font-size:16.5px;}
.check-list{margin-top:22px;display:grid;gap:14px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--ink-600);}
.check-list li i{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;margin-top:5px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent);font-size:11px;
}
.check-list li b{color:var(--ink-900);font-weight:600;}

/* ============ 数据条 ============ */
.stat-band{
  background:var(--surface);border-radius:20px;box-shadow:var(--sh-card);
  padding:38px 36px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.stat{position:relative;padding-left:20px;}
.stat::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--brand-soft);}
.stat .v{font-size:32px;font-weight:700;color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat .v span{font-size:15px;font-weight:600;margin-left:2px;}
.stat .k{margin-top:8px;font-size:14px;color:var(--ink-600);}

/* ============ 不对称卡片 ============ */
.asym{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch;}
.card{
  background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:box-shadow .22s ease,transform .22s ease;
}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.card .cover{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg);}
.card .body{padding:26px 28px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card h3{font-size:20px;}
.card p{margin:0;font-size:15.5px;color:var(--ink-600);}
.card .meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-top:auto;}
.mini-card{display:flex;gap:18px;align-items:flex-start;background:var(--surface);border-radius:var(--r-card);
  box-shadow:var(--sh-card);padding:24px;transition:box-shadow .22s ease,transform .22s ease;}
.mini-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.mini-card img{width:96px;height:96px;border-radius:var(--r-img);object-fit:cover;flex-shrink:0;background:var(--bg);}
.mini-card h3{font-size:17.5px;margin-bottom:8px;}
.mini-card p{font-size:14.5px;margin:0 0 10px;color:var(--ink-600);}
.mini-col{display:flex;flex-direction:column;gap:24px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ============ 编号阶梯 ============ */
.steps{border-top:1px solid var(--line);}
.step{
  display:grid;grid-template-columns:96px 1fr;gap:28px;
  padding:30px 0;border-bottom:1px solid var(--line);
  transition:background-color .22s ease;
}
.step:nth-child(2){transform:translateX(40px);}
.step .idx{
  font-size:48px;font-weight:700;line-height:1;color:rgba(31,111,235,.18);
  font-variant-numeric:tabular-nums;
}
.step h3{margin-bottom:8px;font-size:20px;}
.step p{margin:0;font-size:15.5px;max-width:720px;}
.step:hover .idx{color:rgba(31,111,235,.32);}

/* ============ 密钥要点清单 ============ */
.rule-list{display:grid;gap:12px;}
.rule-list .row-item{
  display:flex;align-items:center;gap:16px;
  min-height:56px;padding:12px 20px;border-radius:12px;
  background:var(--surface);box-shadow:var(--sh-card);
  position:relative;overflow:hidden;
  transition:background-color .22s ease,box-shadow .22s ease;
}
.rule-list .row-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--brand);transform:scaleY(0);transform-origin:center;
  transition:transform .22s ease;
}
.rule-list .row-item:hover{background:var(--bg);box-shadow:var(--sh-hover);}
.rule-list .row-item:hover::before{transform:scaleY(1);}
.rule-list .row-item i{color:var(--brand);width:20px;text-align:center;font-size:15px;}
.rule-list .row-item span{font-size:15.5px;color:var(--ink-700);}
.rule-list .row-item em{margin-left:auto;font-style:normal;font-size:13px;color:var(--ink-400);}

/* ============ FAQ ============ */
.faq .accordion-item{
  border:0;background:var(--surface);border-radius:14px;
  box-shadow:var(--sh-card);margin-bottom:12px;overflow:hidden;
}
.faq .accordion-button{
  background:transparent;border:0;box-shadow:none;
  padding:20px 22px;font-size:16px;font-weight:600;color:var(--ink-900);
  font-family:inherit;line-height:1.55;
}
.faq .accordion-button:not(.collapsed){color:var(--brand);background:var(--brand-soft);}
.faq .accordion-button::after{
  content:"+";background-image:none;
  width:28px;height:28px;flex-shrink:0;margin-left:16px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;background:var(--brand-soft);color:var(--brand);
  font-size:19px;font-weight:400;line-height:1;
  transform:none;transition:all .22s ease;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";background:var(--brand);color:#fff;}
.faq .accordion-body{padding:4px 22px 22px;font-size:15px;line-height:1.75;color:var(--ink-600);}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(135deg,var(--brand-soft) 0%,#F3F8FF 100%);
  border-radius:20px;padding:48px;
  display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
}
.cta-band h2{margin-bottom:10px;font-size:26px;}
.cta-band p{margin:0;font-size:16px;max-width:640px;color:var(--ink-600);}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.center-cta{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:36px;}

/* ============ 页脚 ============ */
.site-footer{background:linear-gradient(180deg,#101828 0%,#0B1220 100%);color:#C7D0DE;padding:64px 0 0;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand span:last-child{font-size:19px;font-weight:700;color:#fff;}
.foot-brand .brand-mark{box-shadow:none;}
.site-footer p{font-size:14px;color:#C7D0DE;line-height:1.8;max-width:360px;margin:0;}
.foot-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.foot-col a,.foot-col .li{display:block;font-size:14px;color:#C7D0DE;padding:7px 0;transition:all .22s ease;}
.foot-col a:hover{color:#fff;transform:translateX(-2px);}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0 28px;
  font-size:13px;color:#8A94A6;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-search{width:200px;}
  .nav-links{gap:20px;}
}
@media (max-width:991px){
  :root{--sec:72px;}
  .nav-links,.nav-search,.nav-ghost{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{height:60px;gap:16px;}
  .nav-cta{min-height:40px;padding:0 16px;font-size:14.5px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split .media{order:2;}
  .asym{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:repeat(2,1fr);padding:30px 26px;}
  .step:nth-child(2){transform:none;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .page-head{padding:40px 0 32px;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  h1{font-size:28px;}
  .page-head h1{margin:14px 0 12px;}
  .page-head .lead{font-size:16px;}
  .section{padding:var(--sec) 0;}
  .split .media img{aspect-ratio:16/10;}
  .card .body{padding:22px 20px 24px;}
  .step{grid-template-columns:56px 1fr;gap:16px;padding:24px 0;}
  .step .idx{font-size:34px;}
  .mini-card{flex-direction:column;}
  .mini-card img{width:100%;height:160px;}
  .stat-band{grid-template-columns:1fr;gap:20px;}
  .cta-band{padding:30px 22px;border-radius:16px;}
  .cta-actions .btn-main,.cta-actions .btn-line,.center-cta .btn-main,.center-cta .btn-ghost{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .faq .accordion-button{padding:16px 18px;font-size:15.5px;}
  .faq .accordion-body{padding:2px 18px 18px;}
  .filter-row{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;}
  .chip{flex-shrink:0;}
}