/* roulang page: index */
:root{
  --brand:#0F3B5C;
  --brand-deep:#082A44;
  --accent:#E4572E;
  --ok:#2F7D74;
  --info:#6B7A8C;
  --ink:#0B1F33;
  --ink-2:#41566B;
  --ink-3:#7C8B9A;
  --bg:#F7F9FC;
  --line:#E4EAF1;
  --line-strong:#CFD9E4;
  --card:#FFFFFF;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(15,59,92,.05), 0 10px 30px -12px rgba(15,59,92,.12);
  --shadow-hover:0 2px 4px rgba(15,59,92,.06), 0 18px 40px -14px rgba(15,59,92,.20);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site{
  margin:0;
  font-family:"Inter","Helvetica Neue","PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink-2);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease,box-shadow .2s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(15,59,92,.04)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;transition:height .2s ease}
.site-header.is-scrolled .nav-wrap{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:0 0 auto}
.brand-mark{position:relative;width:24px;height:24px;flex:0 0 24px;background:var(--brand);border-radius:5px;display:inline-block}
.brand-mark::before{content:"";position:absolute;left:5px;top:5px;right:5px;bottom:5px;border:1.5px solid rgba(255,255,255,.86);border-radius:2px;clip-path:polygon(0 0,68% 0,100% 34%,100% 100%,0 100%)}
.brand-mark::after{content:"";position:absolute;right:-3px;bottom:-3px;width:9px;height:9px;background:var(--accent);border-radius:2px;clip-path:polygon(0 0,100% 0,100% 100%)}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-link{position:relative;font-size:14px;font-weight:500;color:var(--ink-2);text-decoration:none;padding:6px 0;transition:color .15s ease}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .15s ease}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::before{content:"";position:absolute;left:-12px;top:50%;width:4px;height:4px;margin-top:-2px;border-radius:50%;background:var(--accent)}
.nav-actions{display:flex;align-items:center;gap:14px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-2);cursor:pointer;transition:color .15s ease,border-color .15s ease,background-color .15s ease}
.icon-btn:hover{color:var(--brand);border-color:var(--line-strong);background:#F0F5FA}
.menu-btn{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0}
.menu-btn span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.menu-btn.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-btn.is-open span:nth-child(2){opacity:0}
.menu-btn.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-drawer{position:fixed;left:0;right:0;top:72px;bottom:0;z-index:45;display:flex;flex-direction:column;background:#fff;overflow-y:auto;visibility:hidden;opacity:0;transform:translateY(-8px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease}
.mobile-drawer.is-open{visibility:visible;opacity:1;transform:none}
.drawer-nav{flex:1;padding:8px 20px}
.drawer-link{display:block;line-height:56px;font-size:16px;font-weight:500;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.drawer-link.is-active{color:var(--brand);font-weight:600}
.drawer-foot{padding:16px 20px 28px;border-top:1px solid var(--line)}
@media(max-width:1023px){
  .nav-links{display:none}
  .nav-cta,.icon-btn{display:none}
  .menu-btn{display:inline-flex}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:999px;font-family:inherit;font-size:15px;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#c8461f;transform:translateY(-1px);box-shadow:0 14px 30px -14px rgba(228,87,46,.65)}
.btn-ghost{border-color:var(--line-strong);color:var(--brand);background:#fff}
.btn-ghost:hover{background:#F0F5FA;transform:translateY(-1px)}
.btn-ghost-light{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.08)}
.btn-ghost-light:hover{background:rgba(255,255,255,.18);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:focus-visible,.icon-btn:focus-visible,.menu-btn:focus-visible,.faq-q:focus-visible,.text-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn:active{transform:translateY(0)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);text-decoration:none;transition:color .15s ease}
.text-link .arw{transition:transform .18s ease}
.text-link:hover{color:var(--accent)}
.text-link:hover .arw{transform:translateX(4px)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--brand)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,51,.60),rgba(11,31,51,.54))}
.hero-inner{position:relative;z-index:2;padding-top:88px;padding-bottom:80px}
@media(min-width:768px){.hero-inner{padding-top:112px;padding-bottom:104px}}
@media(min-width:1024px){.hero-inner{padding-top:128px;padding-bottom:120px}}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 20px;font-size:12px;font-weight:600;letter-spacing:.06em;color:rgba(255,255,255,.82);text-transform:uppercase}
.hero-eyebrow::before{content:"";width:18px;height:2px;background:var(--accent)}
.hero-title{margin:0;max-width:20em;font-size:clamp(32px,4.6vw,54px);line-height:1.15;font-weight:600;letter-spacing:-.01em;color:#fff}
.hero-sub{margin:18px 0 0;max-width:34em;font-size:17px;line-height:1.75;color:rgba(255,255,255,.84)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-facts{display:grid;grid-template-columns:1fr;gap:0;margin:52px 0 0;padding:0;list-style:none;border-top:1px solid rgba(255,255,255,.22)}
.hero-facts li{padding:16px 0 0;border-top:1px solid rgba(255,255,255,.14)}
.hero-facts li:first-child{border-top:0;padding-top:18px}
@media(min-width:768px){
  .hero-facts{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero-facts li{border-top:0;border-left:1px solid rgba(255,255,255,.22);padding:18px 24px 0}
  .hero-facts li:first-child{border-left:0;padding-left:0}
}
.hero-fact-k{display:block;font-size:13px;letter-spacing:.06em;color:rgba(255,255,255,.66)}
.hero-fact-v{display:block;margin-top:4px;font-size:15px;font-weight:600;color:#fff}
.hero-tick{position:absolute;left:0;right:0;bottom:0;height:8px;background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.9) 0 1px,transparent 1px 14px);opacity:.12;z-index:3}

/* ---------- sections ---------- */
.section{padding:64px 0}
@media(min-width:768px){.section{padding:88px 0}}
@media(min-width:1024px){.section{padding:112px 0}}
.section-tight{padding:48px 0}
@media(min-width:768px){.section-tight{padding:56px 0}}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.sec-title{position:relative;margin:0;padding-left:16px;font-size:28px;line-height:1.25;font-weight:600;letter-spacing:-.01em;color:var(--ink)}
.sec-title::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:2px;background:var(--accent)}
@media(min-width:768px){.sec-title{font-size:32px}}
.sec-desc{margin:10px 0 0;padding-left:16px;font-size:15px;color:var(--ink-3);max-width:72ch}

/* ---------- stats bar ---------- */
.stats-bar{display:grid;grid-template-columns:1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
@media(min-width:768px){.stats-bar{grid-template-columns:repeat(3,minmax(0,1fr))}}
.stat{padding:24px;border-top:1px solid var(--line)}
.stat:first-child{border-top:0}
@media(min-width:768px){
  .stat{border-top:0;border-left:1px solid var(--line);padding:28px 26px}
  .stat:first-child{border-left:0}
}
.stat-num{display:block;font-family:"Inter","Helvetica Neue",Arial,sans-serif;font-size:30px;line-height:1.2;font-weight:600;color:var(--brand);font-variant-numeric:tabular-nums}
.stat-label{display:block;margin-top:6px;font-size:15px;font-weight:600;color:var(--ink)}
.stat-note{display:block;margin-top:4px;font-size:13px;color:var(--ink-3)}

/* ---------- catalog ---------- */
.catalog{border-top:1px solid var(--line);background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.catalog-row{display:grid;grid-template-columns:44px 1fr 20px;align-items:center;gap:14px;min-height:80px;padding:16px 20px;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;transition:background-color .18s ease}
.catalog-row:last-child{border-bottom:0}
.catalog-row:hover{background:#F1F6FA}
@media(min-width:768px){.catalog-row{grid-template-columns:64px 1fr 20px;gap:20px;min-height:84px;padding:18px 26px}}
.catalog-num{font-family:"Inter","Helvetica Neue",Arial,sans-serif;font-size:15px;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.catalog-name{margin:0;font-size:17px;font-weight:600;color:var(--ink);transition:color .18s ease}
@media(min-width:768px){.catalog-name{font-size:18px}}
.catalog-desc{margin:2px 0 0;font-size:14px;line-height:1.7;color:var(--ink-3)}
.catalog-row:hover .catalog-name{color:var(--brand)}
.catalog-arrow{color:var(--ink-3);transition:transform .18s ease,color .18s ease}
.catalog-row:hover .catalog-arrow{transform:translateX(4px);color:var(--brand)}

/* ---------- cards ---------- */
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);text-decoration:none;color:inherit;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.card-media{position:relative;overflow:hidden;background:#E8EEF5}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.ratio-16-10{aspect-ratio:16/10}
.ratio-4-3{aspect-ratio:4/3}
.card-badge{position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:6px;background:rgba(255,255,255,.94);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.06em}
.card-body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 18px;flex:1}
.card-title{margin:0;font-size:18px;line-height:1.4;font-weight:600;color:var(--ink);transition:color .18s ease}
@media(min-width:1024px){.card-title-lg{font-size:22px;line-height:1.35}}
.card:hover .card-title{color:var(--brand)}
.card-excerpt{margin:0;font-size:15px;line-height:1.75;color:var(--ink-2)}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.card-foot .arw{transition:transform .18s ease;color:var(--ink-3)}
.card:hover .card-foot .arw{transform:translateX(4px);color:var(--brand)}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- feature grid ---------- */
.feature-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:1024px){.feature-grid{grid-template-columns:7fr 5fr;gap:24px}}
.feature-side{display:grid;grid-template-columns:1fr;gap:24px}

/* ---------- news list ---------- */
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:1fr;gap:16px;padding:24px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;transition:background-color .18s ease}
@media(min-width:768px){.news-item{grid-template-columns:220px 1fr;gap:24px}}
.news-thumb{overflow:hidden;border-radius:12px;background:#E8EEF5;aspect-ratio:220/140}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.news-item:hover .news-thumb img{transform:scale(1.03)}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--ink-3)}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:6px;background:#EEF4FA;color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.04em}
.tag-ok{background:rgba(47,125,116,.10);color:var(--ok)}
.tag-info{background:rgba(107,122,140,.12);color:var(--info)}
.news-title{margin:8px 0 0;font-size:19px;line-height:1.45;font-weight:600;color:var(--ink);transition:color .18s ease}
.news-item:hover .news-title{color:var(--brand)}
.news-excerpt{margin:8px 0 12px;font-size:15px;line-height:1.75;color:var(--ink-2)}
.empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:56px 20px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:#fff}
.empty-state svg{width:110px;height:auto;color:var(--line-strong)}
.empty-title{margin:0;font-size:17px;font-weight:600;color:var(--ink)}
.empty-note{margin:0;font-size:14px;color:var(--ink-3);max-width:44ch}

/* ---------- path / steps ---------- */
.path-grid{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media(min-width:768px){.path-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.path-item{padding:26px 0;border-bottom:1px solid var(--line)}
@media(min-width:768px){
  .path-item{padding:30px 28px;border-bottom:0;border-left:1px solid var(--line)}
  .path-item:first-child{border-left:0;padding-left:0}
}
.path-step{display:block;font-family:"Inter",Arial,sans-serif;font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--accent)}
.path-title{margin:10px 0 6px;font-size:18px;font-weight:600;color:var(--ink)}
.path-note{margin:0;font-size:15px;line-height:1.75;color:var(--ink-2)}

/* ---------- scroller ---------- */
.scroller{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 16px;margin:0 -4px}
.scroller > *{flex:0 0 268px;scroll-snap-align:start}
@media(min-width:768px){.scroller > *{flex:0 0 300px}}
.scroller::-webkit-scrollbar{height:6px}
.scroller::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:999px}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:20px 4px;border:0;background:none;text-align:left;font-family:inherit;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;transition:color .18s ease}
.faq-q:hover{color:var(--brand)}
.faq-icon{flex:0 0 auto;width:18px;height:18px;color:var(--ink-3);transition:transform .2s ease,color .2s ease}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a-inner{padding:0 4px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:78ch}

/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:20px;background:var(--brand);padding:36px 24px;color:#fff}
@media(min-width:768px){.cta-band{padding:48px 44px}}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-title{margin:0;font-size:24px;line-height:1.3;font-weight:600;color:#fff}
@media(min-width:768px){.cta-title{font-size:28px}}
.cta-note{margin:8px 0 0;font-size:15px;color:rgba(255,255,255,.78);max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-tick{position:absolute;left:0;right:0;bottom:0;height:8px;background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.9) 0 1px,transparent 1px 14px);opacity:.12}

/* ---------- footer ---------- */
.site-footer{margin-top:8px;background:var(--ink);color:rgba(255,255,255,.72);padding-top:56px}
@media(min-width:768px){.site-footer{padding-top:72px}}
.footer-top{border-top:1px solid rgba(255,255,255,.12);padding-top:44px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.footer-brand .brand-mark{background:#fff}
.footer-brand .brand-mark::before{border-color:rgba(15,59,92,.85)}
.footer-brand .brand-mark::after{background:var(--accent)}
.footer-brand .brand-name{color:#fff}
.footer-desc{margin:16px 0 0;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:34ch}
.footer-h{margin:0 0 16px;font-size:13px;font-weight:600;letter-spacing:.06em;color:rgba(255,255,255,.92)}
.footer-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px}
.footer-list a{font-size:14px;color:rgba(255,255,255,.68);text-decoration:none;transition:color .15s ease}
.footer-list a:hover{color:#fff}
.footer-list span{font-size:14px;color:rgba(255,255,255,.68)}
.footer-bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom a{color:rgba(255,255,255,.62);text-decoration:none}
.footer-bottom a:hover{color:#fff}
@media(hover:none){.card:hover{transform:none}}

/* roulang page: article */
:root{
  --brand:#0F3B5C;
  --brand-deep:#082A44;
  --accent:#E4572E;
  --ok:#2F7D74;
  --info:#6B7A8C;
  --ink:#0B1F33;
  --ink-2:#41566B;
  --ink-3:#7C8B9A;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF1;
  --line-strong:#CFD9E4;
  --tint:#EEF4FA;
  --shadow-rest:0 1px 2px rgba(15,59,92,.05), 0 10px 30px -12px rgba(15,59,92,.12);
  --shadow-hover:0 2px 4px rgba(15,59,92,.06), 0 18px 40px -14px rgba(15,59,92,.20);
  --radius-card:16px;
  --radius-img:12px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-2);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Inter,Arial,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:var(--brand)}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:600;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 8px 24px -20px rgba(15,59,92,.45)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.site-header.is-scrolled .header-inner{min-height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:24px;height:24px;border:2px solid var(--brand);border-radius:5px;
  position:relative;flex:0 0 24px;
  background:linear-gradient(135deg,transparent 46%,var(--accent) 46%,var(--accent) 54%,transparent 54%);
}
.brand-mark::after{
  content:"";position:absolute;right:-3px;top:-3px;width:8px;height:8px;
  background:var(--bg);border-right:2px solid var(--accent);border-top:2px solid var(--accent);
}
.brand-name{font-size:17px;font-weight:600;color:var(--ink);letter-spacing:0}
.nav-links{display:none;align-items:center;gap:32px}
.nav-link{font-size:14px;font-weight:500;color:var(--ink-2);position:relative;padding:6px 0}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);background:var(--tint);padding:6px 14px;border-radius:999px}
.nav-link.is-active::after{display:none}
.header-actions{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;font-size:14.5px;font-weight:600;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-rest)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--brand)}
.btn-ghost:hover{background:#F0F5FA;color:var(--brand);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 20px;font-size:13.5px}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.icon-btn:hover{background:var(--tint);color:var(--brand);border-color:var(--line-strong)}
.hamburger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;border-radius:10px;border:1px solid var(--line)}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);margin:0 auto;border-radius:2px}
.drawer{
  position:fixed;inset:0;z-index:80;background:#fff;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .26s ease;visibility:hidden;
}
.drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-nav{padding:8px 20px;flex:1;overflow-y:auto}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;min-height:56px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500;color:var(--ink)}
.drawer-foot{padding:16px 20px 28px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}
@media (min-width:1024px){
  .nav-links{display:flex}
  .hamburger,.drawer{display:none}
}

/* ---------- 面包屑 ---------- */
.crumb-band{border-bottom:1px solid var(--line);background:#fff}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);padding:16px 0;overflow:hidden}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--line-strong)}
.crumb .now{color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46ch}

/* ---------- 文章 ---------- */
.article-hero{background:#fff;border-bottom:1px solid var(--line);padding:44px 0 40px}
.article-head{max-width:820px}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.06em;
  padding:5px 12px;border-radius:999px;background:var(--tint);color:var(--brand);font-weight:600;
}
.badge-ok{background:rgba(47,125,116,.1);color:var(--ok)}
.badge-info{background:rgba(107,122,140,.12);color:var(--info)}
.article-title{
  font-size:clamp(27px,4vw,40px);line-height:1.24;font-weight:600;margin:18px 0 0;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--ink-3);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block;margin-right:8px;vertical-align:middle}
.article-wrap{padding:48px 0 8px}
.article-col{max-width:768px;margin:0 auto}
.article-body{font-size:17px;line-height:1.9;color:var(--ink-2)}
.article-body > * + *{margin-top:1.4em}
.article-body p{margin:0}
.article-body h2{
  font-size:clamp(21px,2.6vw,26px);line-height:1.35;margin-top:2em;padding-left:14px;position:relative;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.14em;bottom:.14em;width:3px;background:var(--accent);border-radius:2px}
.article-body h3{font-size:19px;line-height:1.5;margin-top:1.7em}
.article-body a{color:var(--brand);border-bottom:1px solid var(--line-strong)}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.article-body ul,.article-body ol{padding-left:0;display:grid;gap:10px}
.article-body ul li{position:relative;padding-left:22px}
.article-body ul li::before{content:"";position:absolute;left:0;top:.66em;width:7px;height:7px;background:var(--accent);border-radius:2px}
.article-body ol{counter-reset:item}
.article-body ol li{position:relative;padding-left:34px;counter-increment:item}
.article-body ol li::before{
  content:counter(item,decimal-leading-zero);position:absolute;left:0;top:0;
  font-family:Inter,"Helvetica Neue",monospace;font-size:13px;color:var(--accent);font-weight:600;letter-spacing:.04em;
}
.article-body blockquote{
  margin:0;background:#F2F7FB;border-left:3px solid var(--line-strong);
  padding:18px 22px;border-radius:0 10px 10px 0;color:var(--ink-2);
}
.article-body img{border-radius:var(--radius-img);margin:0 auto;box-shadow:var(--shadow-rest)}
.article-body figure{margin:0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;font-size:15px}
.article-body thead th{background:#F2F7FB;text-align:left;font-weight:600;color:var(--ink)}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 14px}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px}
.article-tags .tag{
  font-size:12.5px;color:var(--ink-2);border:1px solid var(--line);border-radius:6px;padding:5px 11px;background:#fff;
}
.article-tags .tag:hover{border-color:var(--line-strong);color:var(--brand)}
.share-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:26px;padding-top:18px;border-top:1px solid var(--line);
}
.share-left{display:flex;align-items:center;gap:20px;font-size:13.5px;color:var(--ink-3)}
.share-left button{display:inline-flex;align-items:center;gap:7px;color:var(--ink-2);font-size:13.5px}
.share-left button:hover{color:var(--brand)}
.tip-empty{
  max-width:768px;margin:0 auto;border:1px solid var(--line);border-radius:var(--radius-card);
  background:#fff;padding:48px 28px;text-align:center;box-shadow:var(--shadow-rest);
}
.tip-empty svg{margin:0 auto 18px}
.tip-empty h2{font-size:20px;margin-bottom:8px}
.tip-empty p{font-size:14.5px;color:var(--ink-3);margin-bottom:22px}

/* ---------- 相关推荐 ---------- */
.section{padding:64px 0}
.section-tight{padding:44px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-title{font-size:clamp(22px,2.8vw,30px);line-height:1.3;position:relative;padding-left:14px}
.section-title::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;background:var(--accent);border-radius:2px}
.section-desc{font-size:14.5px;color:var(--ink-3);margin-top:8px}
.text-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.text-link span{transition:transform .18s ease}
.text-link:hover span{transform:translateX(4px)}
.card-grid{display:grid;gap:24px;grid-template-columns:1fr}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-rest);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.card:hover .card-title{color:var(--brand)}
.card:hover .card-arrow{transform:translateX(4px)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9EFF5}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,51,.28),rgba(11,31,51,.06) 46%,rgba(11,31,51,0))}
.card-flag{
  position:absolute;left:12px;top:12px;z-index:2;font-size:12px;font-weight:600;
  background:rgba(255,255,255,.94);color:var(--brand);padding:4px 10px;border-radius:6px;letter-spacing:.04em;
}
.card-body{padding:20px 22px 0;flex:1}
.card-title{font-size:18px;line-height:1.45;font-weight:600;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s ease}
.card-excerpt{font-size:15px;color:var(--ink-2);line-height:1.7;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin:18px 22px 0;padding:14px 0 18px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3);
}
.card-arrow{transition:transform .18s ease;color:var(--ink-3)}
@media (min-width:768px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}

/* ---------- 收藏 / 分享 CTA ---------- */
.cta-band{
  background:#EAF2F8;border:1px solid var(--line);border-radius:20px;
  padding:32px 28px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:8px;
  background:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 12px);opacity:.55;
}
.cta-band h2{font-size:22px}
.cta-band p{font-size:14.5px;color:var(--ink-2);margin-top:8px;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:639px){.cta-band .btn{width:100%}}

/* ---------- footer ---------- */
.site-footer{background:var(--brand);color:rgba(255,255,255,.86);margin-top:72px}
.footer-top{padding:56px 0 22px;border-top:1px solid rgba(255,255,255,.16)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{border-color:#fff;background:linear-gradient(135deg,transparent 46%,var(--accent) 46%,var(--accent) 54%,transparent 54%)}
.footer-brand .brand-mark::after{background:var(--brand)}
.footer-brand .brand-name{color:#fff}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:34ch}
.footer-h{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-list li{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-list a{color:rgba(255,255,255,.72)}
.footer-list a:hover{color:#fff}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.62);
}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:70;width:46px;height:46px;border-radius:999px;
  border:1px solid var(--line-strong);background:#fff;color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow-rest);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--tint)}
@media (min-width:1024px){.to-top{right:32px;bottom:32px}}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category1 */
:root{
  --brand:#0F3B5C;
  --brand-deep:#082A44;
  --accent:#E4572E;
  --ok:#2F7D74;
  --info:#6B7A8C;
  --ink:#0B1F33;
  --ink-2:#41566B;
  --ink-3:#7C8B9A;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF1;
  --line-strong:#CFD9E4;
  --radius-card:16px;
  --radius-img:12px;
  --shadow-rest:0 1px 2px rgba(15,59,92,.05), 0 10px 30px -12px rgba(15,59,92,.12);
  --shadow-hover:0 2px 4px rgba(15,59,92,.06), 0 18px 40px -14px rgba(15,59,92,.20);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --font-num:"Inter","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-2);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em;line-height:1.25;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- 品牌标记 ---------- */
.brand-mark{
  width:24px;height:24px;flex:0 0 24px;display:inline-block;position:relative;
  background:var(--brand);
  clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%);
}
.brand-mark::before{
  content:"";position:absolute;left:5px;top:6px;width:9px;height:2px;background:rgba(255,255,255,.85);
}
.brand-mark::after{
  content:"";position:absolute;left:5px;right:6px;top:12px;height:2px;background:var(--accent);
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 1px 2px rgba(15,59,92,.05)}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;transition:height .25s ease}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-name{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.nav-links{display:none;align-items:center;gap:32px}
.nav-link{
  position:relative;font-size:14px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .15s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .15s ease;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{
  color:var(--brand);font-weight:600;background:#EEF4FA;
  padding:6px 14px;border-radius:999px;
}
.nav-link.is-active::after{display:none}
.header-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:40px;height:40px;display:none;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-2);
  transition:border-color .15s ease,color .15s ease,transform .15s ease;
}
.icon-btn:hover{border-color:var(--line-strong);color:var(--brand)}
.menu-toggle{
  width:40px;height:40px;display:inline-flex;flex-direction:column;justify-content:center;gap:4px;
  align-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer;
}
.menu-toggle span{display:block;width:16px;height:2px;background:var(--ink)}
@media (min-width:1024px){
  .nav-links{display:flex}
  .icon-btn{display:inline-flex}
  .menu-toggle{display:none}
}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:70;background:#fff;display:flex;flex-direction:column;
  padding:20px;transform:translateY(-100%);transition:transform .3s ease;
}
.drawer.is-open{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-nav{margin-top:8px;flex:1 1 auto;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--line);
}
.drawer-nav a .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:0}
.drawer-nav a.is-active{color:var(--brand);font-weight:600}
.drawer-nav a.is-active .dot{opacity:1}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;
  font-size:18px;color:var(--ink);cursor:pointer;line-height:1;
}
.drawer-cta{margin-top:16px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s ease;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--brand)}
.btn-ghost:hover{background:#F0F5FA}
.btn-light{background:#fff;color:var(--brand)}
.btn-light:hover{background:#EAF2F8;transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;
}
.link-arrow .ar{transition:transform .18s ease}
.link-arrow:hover .ar{transform:translateX(4px)}

/* ---------- 页面 Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--brand-deep)}
.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-hero-mask{position:absolute;inset:0;background:rgba(11,31,51,.58)}
.page-hero-inner{position:relative;z-index:2;padding-top:64px;padding-bottom:64px;color:#fff}
@media (min-width:768px){.page-hero-inner{padding-top:78px;padding-bottom:78px}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px}
.crumb a:hover{color:#fff}
.crumb .sep{opacity:.6}
.crumb .now{color:#fff}
.page-hero h1{
  color:#fff;font-size:clamp(30px,4.4vw,50px);line-height:1.15;font-weight:600;letter-spacing:-.01em;
  max-width:22ch;
}
.page-hero .lead{
  margin-top:16px;max-width:56ch;color:rgba(255,255,255,.86);font-size:16px;line-height:1.8;
}
.page-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
@media (max-width:520px){.page-hero-actions .btn{width:100%}}
.hero-ticks{
  position:relative;z-index:2;height:8px;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.9) 0 1px,transparent 1px 14px);
  opacity:.12;
}

/* ---------- 区块通用 ---------- */
.section{padding-top:64px;padding-bottom:64px}
@media (min-width:768px){.section{padding-top:88px;padding-bottom:88px}}
@media (min-width:1024px){.section{padding-top:104px;padding-bottom:104px}}
.section-head{margin-bottom:32px}
@media (min-width:768px){.section-head{margin-bottom:44px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;
  letter-spacing:.06em;color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.sec-title{
  position:relative;font-size:clamp(24px,3vw,32px);padding-left:16px;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:var(--accent);
}
.sec-sub{margin-top:12px;font-size:16px;color:var(--ink-2);max-width:70ch}

/* ---------- 分类简介 ---------- */
.intro-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){.intro-grid{grid-template-columns:8fr 4fr;gap:48px;align-items:start}}
.intro-text p+p{margin-top:18px}
.intro-text strong{color:var(--ink);font-weight:600}
.info-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-rest);
}
.info-card h3{font-size:17px;margin-bottom:16px}
.info-list li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}
.info-list li:last-child{border-bottom:0}
.info-list .k{color:var(--ink-3)}
.info-list .v{color:var(--ink);font-weight:600;text-align:right}

/* ---------- 编号子目录 ---------- */
.toc-wrap{border-top:1px solid var(--line)}
.toc-item{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:center;
  padding:20px 8px;border-bottom:1px solid var(--line);transition:background .18s ease;
}
.toc-item:hover{background:#F1F6FA}
.toc-num{font-family:var(--font-num);font-size:14px;font-weight:600;color:var(--accent);letter-spacing:.04em}
.toc-body h3{font-size:18px;margin-bottom:4px}
.toc-body p{font-size:14px;color:var(--ink-3)}
.toc-item .ar{color:var(--line-strong);font-size:18px;transition:transform .18s ease,color .18s ease;justify-self:end}
.toc-item:hover .ar{transform:translateX(4px);color:var(--brand)}
@media (min-width:768px){
  .toc-item{grid-template-columns:64px 1fr 40px;padding:24px 12px}
  .toc-body h3{font-size:19px}
}

/* ---------- 条目错位列表 ---------- */
.entry{display:grid;grid-template-columns:1fr;gap:24px;padding:32px 0;border-bottom:1px solid var(--line)}
.entry:first-child{padding-top:0}
.entry:last-child{border-bottom:0}
.entry-media{
  position:relative;border-radius:var(--radius-img);overflow:hidden;background:#E9EFF5;
}
.entry-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease-out}
.entry:hover .entry-media img{transform:scale(1.03)}
.entry-media .tag{
  position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--brand);
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:6px;letter-spacing:.02em;
}
.entry-body h3{font-size:22px;margin-bottom:12px;transition:color .18s ease}
.entry:hover .entry-body h3{color:var(--brand)}
.entry-body p{font-size:16px;color:var(--ink-2)}
.entry-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.entry-meta a{color:var(--brand);font-weight:600}
@media (min-width:768px){
  .entry{grid-template-columns:7fr 5fr;gap:36px;align-items:center}
  .entry--flip .entry-media{order:2}
}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;
}
.faq-q:hover{color:var(--brand)}
.faq-ic{
  flex:0 0 20px;width:20px;height:20px;position:relative;transition:transform .2s ease;
}
.faq-ic::before,.faq-ic::after{
  content:"";position:absolute;background:var(--brand);border-radius:1px;
}
.faq-ic::before{left:0;right:0;top:9px;height:2px}
.faq-ic::after{top:0;bottom:0;left:9px;width:2px;transition:opacity .2s ease}
.faq-item.is-open .faq-ic{transform:rotate(90deg)}
.faq-item.is-open .faq-ic::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a-inner{padding:0 4px 24px;max-width:78ch;font-size:15px;line-height:1.8;color:var(--ink-2)}
.faq-a-inner a{color:var(--brand);font-weight:600;margin-left:4px}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--brand);border-radius:20px;padding:36px 24px;color:#fff;
  display:flex;flex-direction:column;gap:24px;
}
@media (min-width:768px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:44px 48px;gap:40px}
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,28px)}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.8);font-size:15px;max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:520px){.cta-actions .btn{width:100%}}
.cta-ticks{
  height:8px;margin-top:28px;border-radius:4px;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.9) 0 1px,transparent 1px 14px);
  opacity:.12;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:rgba(255,255,255,.78);margin-top:24px}
.footer-top{padding-top:56px;padding-bottom:28px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:48px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.94)}
.footer-brand .brand-mark::before{background:var(--brand)}
.footer-brand .brand-name{color:#fff}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:38ch}
.footer-h{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-list li{padding:6px 0;font-size:14px}
.footer-list a{color:rgba(255,255,255,.78);transition:color .15s ease}
.footer-list a:hover{color:#fff}
.footer-list span{color:rgba(255,255,255,.66)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;flex-direction:column;gap:10px;font-size:13px;color:rgba(255,255,255,.62);
}
@media (min-width:768px){.footer-bottom{flex-direction:row;justify-content:space-between;align-items:center}}

/* 回到顶部 */
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:40;
  width:44px;height:44px;border-radius:999px;background:#fff;border:1px solid var(--line-strong);
  color:var(--brand);font-size:16px;cursor:pointer;box-shadow:var(--shadow-rest);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease,transform .2s ease;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}

/* roulang page: category2 */
:root{
  --brand:#0F3B5C;
  --brand-deep:#082A44;
  --accent:#E4572E;
  --ok:#2F7D74;
  --info:#6B7A8C;
  --ink:#0B1F33;
  --ink-2:#41566B;
  --ink-3:#7C8B9A;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --soft:#EEF4FA;
  --line:#E4EAF1;
  --line-strong:#CFD9E4;
  --shadow:0 1px 2px rgba(15,59,92,.05), 0 10px 30px -12px rgba(15,59,92,.12);
  --shadow-hover:0 2px 4px rgba(15,59,92,.06), 0 18px 40px -14px rgba(15,59,92,.20);
  --radius:16px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
.site-body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Inter","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
.site-body img{max-width:100%;display:block}
.site-body a{color:inherit;text-decoration:none}
.site-body button{font:inherit;cursor:pointer}
.site-body h1,.site-body h2,.site-body h3,.site-body h4,.site-body p,.site-body ul,.site-body ol{margin:0}
.site-body ul,.site-body ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 20px -18px rgba(15,59,92,.5)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;transition:height .25s ease}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  width:24px;height:24px;background:var(--brand);position:relative;flex:0 0 24px;
  clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%);
}
.brand-mark::before{content:"";position:absolute;left:5px;right:9px;top:6px;height:2px;background:#fff}
.brand-mark::after{content:"";position:absolute;left:5px;right:12px;top:11px;height:2px;background:rgba(255,255,255,.75)}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.nav-links{display:none;align-items:center;gap:32px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;font-size:14px;font-weight:500;color:var(--ink-2);padding:6px 0;transition:color .15s ease}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .15s ease;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{
  background:var(--soft);color:var(--brand);font-weight:600;
  padding:6px 14px;border-radius:999px;
}
.nav-link.is-active::after{display:none}
.header-right{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:#fff;display:none;align-items:center;justify-content:center;color:var(--ink-2);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
@media (min-width:1024px){.icon-btn{display:inline-flex}}
.icon-btn:hover{background:var(--soft);color:var(--brand);border-color:var(--line-strong)}
.nav-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:0 11px;
}
@media (min-width:1024px){.nav-toggle{display:none}}
.nav-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-drawer{
  position:fixed;left:0;right:0;top:72px;bottom:0;background:#fff;z-index:55;
  display:flex;flex-direction:column;padding:0 20px 24px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
@media (min-width:1024px){.mobile-drawer{display:none}}
.mobile-drawer a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink-2);
}
.mobile-drawer a.m-link.is-active{color:var(--brand);font-weight:600}
.mobile-drawer .drawer-cta{margin-top:auto;padding-top:20px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--brand)}
.btn-ghost:hover{background:#F0F5FA}
.btn-light{background:#fff;color:var(--brand)}
.btn-light:hover{background:#EAF2F8;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.btn-text .arrow{transition:transform .2s ease}
.btn-text:hover .arrow{transform:translateX(4px)}

/* ---------- hero ---------- */
.cat-hero{background:var(--card);border-bottom:1px solid var(--line);padding-top:44px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:stretch;padding-bottom:44px}
.hero-copy{display:flex;flex-direction:column;justify-content:center;gap:18px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);flex-wrap:wrap}
.breadcrumb a:hover{color:var(--brand)}
.crumb-sep{color:var(--line-strong)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--brand);text-transform:uppercase;
}
.eyebrow::before{content:"";width:2px;height:18px;background:var(--accent);display:block}
.hero-title{
  font-size:clamp(30px,4.2vw,46px);line-height:1.18;font-weight:600;letter-spacing:-.01em;color:var(--ink);
}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:34ch}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.hero-figure{
  position:relative;border-radius:var(--radius);overflow:hidden;min-height:340px;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  box-shadow:var(--shadow);
}
.hero-figure::before{content:"";position:absolute;inset:0;background:rgba(11,31,51,.55)}
.hero-figure-inner{
  position:relative;z-index:2;height:100%;min-height:340px;padding:28px;
  display:flex;flex-direction:column;justify-content:flex-end;gap:14px;color:#fff;
}
.figure-tag{
  align-self:flex-start;font-size:12px;letter-spacing:.06em;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  padding:4px 10px;border-radius:6px;
}
.figure-row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-top:12px;border-top:1px solid rgba(255,255,255,.24)}
.figure-row:first-of-type{border-top:0;padding-top:0}
.figure-k{font-size:13px;color:rgba(255,255,255,.72)}
.figure-v{font-size:15px;font-weight:600;color:#fff}
.tick-strip{height:8px;background-image:repeating-linear-gradient(90deg,rgba(15,59,92,.12) 0 1px,transparent 1px 12px)}
.tick-strip.inverse{background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.14) 0 1px,transparent 1px 12px)}

/* ---------- stats bar ---------- */
.stats-bar{background:var(--card);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.stat{padding:26px 0 26px 28px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(26px,3vw,32px);font-weight:700;color:var(--brand);line-height:1.1;letter-spacing:-.01em}
.stat-t{font-size:15px;font-weight:600;margin-top:8px;color:var(--ink)}
.stat-d{font-size:14px;color:var(--ink-2);margin-top:4px;line-height:1.7}

/* ---------- section shell ---------- */
.section{padding:64px 0}
@media (min-width:768px){.section{padding:88px 0}}
@media (min-width:1024px){.section{padding:104px 0}}
.section-alt{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.sec-title{display:flex;align-items:center;gap:12px;font-size:clamp(24px,2.6vw,32px);font-weight:600;line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
.sec-title::before{content:"";width:2px;height:22px;background:var(--accent);flex:0 0 2px}
.sec-sub{font-size:15px;color:var(--ink-2);margin-top:10px;max-width:68ch}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:8px;padding-left:28px;border-left:1px solid var(--line-strong)}
.tl-item{position:relative;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:9px;width:11px;height:11px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px var(--card);
}
.tl-step{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--ink-3)}
.tl-title{font-size:20px;font-weight:600;line-height:1.4;margin-top:4px;color:var(--ink)}
.tl-desc{font-size:15px;color:var(--ink-2);margin-top:6px;max-width:72ch}
.tl-link{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:14px;font-weight:600;color:var(--brand)}
.tl-link .arrow{transition:transform .2s ease}
.tl-link:hover .arrow{transform:translateX(4px)}

/* ---------- accordion ---------- */
.acc{border-top:1px solid var(--line);margin-top:8px}
.acc-item{border-bottom:1px solid var(--line)}
.acc-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;background:none;border:0;text-align:left;
  font-size:16.5px;font-weight:600;line-height:1.6;color:var(--ink);
  transition:color .15s ease;
}
.acc-btn:hover{color:var(--brand)}
.acc-icon{position:relative;width:22px;height:22px;flex:0 0 22px;transition:transform .2s ease}
.acc-icon::before,.acc-icon::after{content:"";position:absolute;background:var(--accent)}
.acc-icon::before{left:0;right:0;top:10px;height:2px}
.acc-icon::after{top:0;bottom:0;left:10px;width:2px}
.acc-item.open .acc-icon{transform:rotate(45deg)}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .25s ease}
.acc-inner{padding:0 46px 24px 4px;font-size:15px;color:var(--ink-2);max-width:78ch}
.acc-inner p + p{margin-top:10px}
.acc-inner a{color:var(--brand);font-weight:600}
.acc-inner a:hover{text-decoration:underline}

/* ---------- cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (min-width:768px) and (max-width:1023px){.grid-3{grid-template-columns:repeat(2,1fr);gap:24px}}
.card{
  display:flex;flex-direction:column;height:100%;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9EFF5}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.card:hover .card-cover img{transform:scale(1.03)}
.badge{
  position:absolute;top:12px;left:12px;z-index:2;
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:12px;font-weight:600;letter-spacing:.04em;padding:4px 10px;border-radius:6px;
}
.badge.badge-alt{color:var(--ok)}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:19px;font-weight:600;line-height:1.4;color:var(--ink);transition:color .2s ease}
.card:hover .card-title{color:var(--brand)}
.card-desc{
  font-size:15px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-3);
}
.card-foot .arrow{transition:transform .2s ease}
.card:hover .card-foot .arrow{transform:translateX(4px)}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand);color:#fff;
  border-radius:20px;padding:38px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:8px;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.14) 0 1px,transparent 1px 12px);
}
.cta-title{font-size:clamp(22px,2.4vw,28px);font-weight:600;line-height:1.35}
.cta-desc{font-size:15px;color:rgba(255,255,255,.78);margin-top:10px;max-width:52ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.cta-form{display:flex;gap:12px}
.cta-input{
  flex:1;height:48px;border-radius:10px;padding:0 16px;font-size:15px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.28);color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-input::placeholder{color:rgba(255,255,255,.6)}
.cta-input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 2px rgba(228,87,46,.65)}
.cta-note{font-size:13px;color:rgba(255,255,255,.66);margin-top:10px}
.cta-error{font-size:13px;color:#FFD3C4;margin-top:8px;display:none}
.cta-error.show{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--brand);color:#fff;margin-top:0}
.footer-top{padding:52px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr 1.1fr;gap:32px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff}
.footer-brand .brand-mark{background:#fff}
.footer-brand .brand-mark::before{background:var(--brand)}
.footer-brand .brand-mark::after{background:rgba(15,59,92,.6)}
.footer-brand .brand-name{color:#fff}
.footer-desc{font-size:14px;color:rgba(255,255,255,.72);line-height:1.8;margin-top:14px;max-width:34ch}
.footer-h{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-list li{font-size:14px;line-height:2;color:rgba(255,255,255,.72)}
.footer-list a{color:rgba(255,255,255,.78);transition:color .15s ease}
.footer-list a:hover{color:#fff}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.66);
}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-figure{min-height:280px}
  .hero-figure-inner{min-height:280px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .site-header.is-scrolled .header-inner{height:60px}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:20px;padding-bottom:20px}
  .stat:first-child{border-top:0;padding-top:0}
  .grid-3{grid-template-columns:1fr}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .hero-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .timeline{padding-left:22px}
  .tl-item::before{left:-28px}
}
@media (hover:none){
  .card:hover{transform:none}
  .card:hover .card-cover img{transform:none}
}