/* roulang page: index */
:root{
  --brand-500:#1E6BE6;
  --brand-700:#1449A6;
  --brand-900:#0B2A5B;
  --brand-50:#EAF1FB;
  --brand-100:#E6F0FF;
  --accent:#FF7A2F;
  --mint:#17B8A6;
  --bg:#F4F7FC;
  --card:#FFFFFF;
  --section:#EDF3FB;
  --line:#E2EAF4;
  --divider:#EFF4FA;
  --ink:#0E1B2E;
  --ink-2:#46586F;
  --ink-3:#8494A8;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(13,42,90,.05);
  --sh-2:0 8px 24px rgba(13,42,90,.08);
  --sh-3:0 16px 36px rgba(13,42,90,.14);
  --ease:200ms cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  padding-bottom:0;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-700);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;color:var(--ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.container{max-width:1240px;padding-left:32px;padding-right:32px;margin:0 auto;width:100%;}
.section{padding:80px 0;}
.section-alt{background:var(--section);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:32px;}
.section-head .sub{margin-top:8px;font-size:14px;color:var(--ink-3);}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--brand-500);white-space:nowrap;}
.link-more i{transition:transform var(--ease);}
.link-more:hover i{transform:translateX(2px);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-1);border-bottom-color:var(--line);}
.nav-inner{display:flex;align-items:center;height:72px;gap:28px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  display:grid;place-items:center;color:#fff;font-size:17px;
  box-shadow:0 4px 12px rgba(30,107,230,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--brand-500);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link-item{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;white-space:nowrap;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-link-item:hover{color:var(--brand-500);}
.nav-link-item:hover::after{transform:scaleX(1);}
.nav-link-item.active{color:var(--brand-500);}
.nav-link-item.active::after{transform:scaleX(1);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  width:240px;height:42px;padding:0 16px;
  background:#F4F8FE;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(30,107,230,.12);}
.nav-search i{color:var(--ink-3);font-size:14px;}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink);}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-icon-btn{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  align-items:center;justify-content:center;
}

/* ---------- Buttons ---------- */
.btn-brand,.btn-outline-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
  cursor:pointer;border:1.5px solid transparent;
}
.btn-brand{background:var(--brand-500);color:#fff;box-shadow:0 6px 16px rgba(30,107,230,.22);}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-outline-brand{background:#fff;border-color:var(--brand-500);color:var(--brand-500);}
.btn-outline-brand:hover{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-700);transform:translateY(-2px);}
.btn-ghost{height:auto;padding:0;color:var(--brand-500);border:0;background:none;}
.btn-sm-brand{height:40px;padding:0 20px;font-size:14px;}
.btn-white{background:#fff;color:var(--brand-900);}
.btn-white:hover{background:#F4F8FE;color:var(--brand-900);transform:translateY(-2px);}
.btn-white-line{background:transparent;border-color:rgba(255,255,255,.7);color:#fff;}
.btn-white-line:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- Badges ---------- */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:6px;font-size:12px;font-weight:500;
  background:rgba(23,184,166,.12);color:#0E8C7E;
}
.badge-hot{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:6px;font-size:12px;font-weight:600;background:var(--accent);color:#fff;
}
.badge-hot-line{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:6px;font-size:12px;font-weight:600;
  background:rgba(255,122,47,.13);color:#D65B14;
}
.status-dot{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);}
.status-dot i{width:6px;height:6px;border-radius:50%;background:var(--mint);display:block;box-shadow:0 0 0 3px rgba(23,184,166,.18);}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:560px;display:flex;align-items:center;padding:96px 0 80px;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center right/cover no-repeat;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(520px 380px at 92% 78%,rgba(30,107,230,.45),transparent 70%),
    linear-gradient(90deg,rgba(244,247,252,.98) 0%,rgba(244,247,252,.94) 38%,rgba(244,247,252,.30) 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-badges{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:20px;}
.hero h1{font-size:40px;line-height:1.28;max-width:14em;}
.hero-sub{margin-top:16px;font-size:18px;color:var(--ink-2);max-width:32em;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
.hero-meta{display:flex;gap:32px;flex-wrap:wrap;margin-top:32px;}
.hero-meta li{font-size:14px;color:var(--ink-3);}
.hero-meta .num{display:block;font-size:20px;font-weight:700;color:var(--brand-700);letter-spacing:.01em;}
.hero-thumbs{display:flex;gap:12px;margin-top:32px;}
.hero-thumbs img{
  width:96px;height:64px;object-fit:cover;border-radius:var(--r-xs);
  box-shadow:var(--sh-1);border:1px solid rgba(255,255,255,.8);
}
.hero-visual{position:relative;}
.hero-visual .poster{
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);
  aspect-ratio:16/10;background:var(--brand-50);
}
.hero-visual .poster img{width:100%;height:100%;object-fit:cover;}
.hero-visual .float-card{
  position:absolute;left:-24px;bottom:-24px;
  background:#fff;border-radius:var(--r-md);padding:16px 20px;box-shadow:var(--sh-2);
  display:flex;align-items:center;gap:14px;min-width:220px;
}
.hero-visual .float-card .fc-icon{
  width:42px;height:42px;border-radius:12px;background:var(--brand-50);
  display:grid;place-items:center;color:var(--brand-500);font-size:18px;
}
.hero-visual .float-card strong{display:block;font-size:15px;}
.hero-visual .float-card span{font-size:13px;color:var(--ink-3);}

/* ---------- Rail ---------- */
.rail-wrap{position:relative;}
.rail-track{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 12px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail-track::-webkit-scrollbar{display:none;}
.rail-card{
  flex:0 0 240px;scroll-snap-align:start;background:var(--card);
  border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease);
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.rail-cover{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--brand-50);}
.rail-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.rail-card:hover .rail-cover img{transform:scale(1.04);}
.rail-cover .enter{
  position:absolute;right:12px;bottom:12px;width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.92);color:var(--brand-500);
  display:grid;place-items:center;font-size:14px;
  opacity:0;transform:translateY(6px);transition:opacity var(--ease),transform var(--ease);
}
.rail-card:hover .enter{opacity:1;transform:translateY(0);}
.rail-body{padding:14px 16px 18px;}
.rail-body h3{font-size:15px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:45px;}
.rail-body .cat{margin-top:8px;font-size:13px;color:var(--ink-3);}
.rail-nav{
  position:absolute;top:38%;width:40px;height:40px;border-radius:50%;
  background:#fff;box-shadow:var(--sh-2);border:0;color:var(--brand-700);
  display:grid;place-items:center;z-index:3;transition:background var(--ease),color var(--ease);
}
.rail-nav:hover{background:var(--brand-500);color:#fff;}
.rail-nav.prev{left:-20px;}
.rail-nav.next{right:-20px;}

/* ---------- Featured / Ranking ---------- */
.feature-main{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:16/9;background:var(--brand-50);}
.feature-main img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.feature-main:hover img{transform:scale(1.04);}
.feature-main .mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,42,91,0) 40%,rgba(11,42,91,.82) 100%);
  display:flex;flex-direction:column;justify-content:flex-end;padding:24px;
}
.feature-main .mask h3{color:#fff;font-size:22px;margin-top:10px;}
.feature-main .mask p{color:rgba(255,255,255,.78);font-size:14px;margin-top:6px;}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px;}
.mini-card{background:var(--card);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.mini-card .mc-cover{aspect-ratio:16/9;overflow:hidden;background:var(--brand-50);}
.mini-card .mc-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.mini-card:hover .mc-cover img{transform:scale(1.04);}
.mini-card .mc-body{padding:12px 16px 16px;}
.mini-card h4{font-size:15px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-card span{display:block;margin-top:6px;font-size:13px;color:var(--ink-3);}
.rank-card{background:var(--card);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:24px;height:100%;}
.rank-card h3{font-size:22px;margin-bottom:6px;}
.rank-card .tip{font-size:13px;color:var(--ink-3);margin-bottom:12px;}
.rank-list li{border-top:1px solid var(--divider);}
.rank-list li:first-child{border-top:0;}
.rank-list a{display:flex;align-items:center;gap:14px;padding:14px 10px;border-radius:12px;color:var(--ink);}
.rank-list a:hover{background:#F4F8FE;color:var(--brand-500);}
.rank-no{font-size:18px;font-weight:700;color:var(--ink-3);width:34px;flex-shrink:0;letter-spacing:.02em;}
.rank-list li:nth-child(1) .rank-no,
.rank-list li:nth-child(2) .rank-no,
.rank-list li:nth-child(3) .rank-no{
  background:linear-gradient(120deg,var(--brand-500),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.rank-text{flex:1;min-width:0;}
.rank-text strong{display:block;font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.rank-text span{font-size:13px;color:var(--ink-3);}
.rank-list i.arrow{color:var(--ink-3);font-size:12px;}

/* ---------- Picks ---------- */
.picks-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;}
.pick-card{
  background:var(--card);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  padding:24px;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
  border:1px solid transparent;
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(30,107,230,.18);}
.pick-card.featured{grid-column:span 3;flex-direction:row;align-items:center;gap:24px;}
.pick-card .pc-icon{
  width:48px;height:48px;border-radius:14px;background:var(--brand-50);
  display:grid;place-items:center;color:var(--brand-500);font-size:20px;margin-bottom:16px;
}
.pick-card.featured .pc-icon{margin-bottom:0;width:56px;height:56px;font-size:24px;flex-shrink:0;}
.pick-card h3{font-size:22px;}
.pick-card p{margin-top:10px;font-size:15px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.pick-thumb{border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/10;margin-bottom:16px;background:var(--brand-50);}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.pick-card:hover .pick-thumb img{transform:scale(1.04);}
.pick-card .enter{margin-top:auto;padding-top:18px;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--brand-500);}
.pick-card .enter i{transition:transform var(--ease);}
.pick-card:hover .enter i{transform:translateX(2px);}

/* ---------- Stats band ---------- */
.stats-band{background:linear-gradient(120deg,#0B2A5B,#1748A8 60%,#1E6BE6);border-radius:24px;padding:48px;color:#fff;position:relative;overflow:hidden;}
.stats-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);box-shadow:0 0 0 40px rgba(255,255,255,.06);
}
.stats-band h2{color:#fff;font-size:32px;}
.stats-band .lead{margin-top:12px;color:rgba(255,255,255,.78);font-size:16px;max-width:34em;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:32px;position:relative;z-index:2;}
.stat-item{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-md);padding:20px;}
.stat-item strong{display:block;font-size:28px;font-weight:700;letter-spacing:.01em;}
.stat-item span{font-size:14px;color:rgba(255,255,255,.72);}

/* ---------- News (CMS) ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:var(--card);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;color:var(--ink);
  transition:transform var(--ease),box-shadow var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);color:var(--ink);}
.post-cover{aspect-ratio:16/9;overflow:hidden;background:var(--brand-50);}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.post-card:hover .post-cover img{transform:scale(1.04);}
.post-body{padding:20px 24px 24px;display:flex;flex-direction:column;flex:1;}
.post-body h3{margin-top:12px;font-size:19px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body .excerpt{margin-top:10px;font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);border-top:1px solid var(--divider);margin-top:20px;}
.post-foot .read{display:inline-flex;align-items:center;gap:6px;color:var(--brand-500);font-weight:500;}
.empty-state{
  grid-column:1/-1;background:#F4F8FE;border-radius:var(--r-md);
  padding:56px 24px;text-align:center;color:var(--ink-3);
}
.empty-state i{font-size:48px;color:#B9CBE3;display:block;margin-bottom:12px;}
.empty-state strong{display:block;font-size:16px;color:var(--ink-2);margin-bottom:4px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{background:var(--card);border-bottom:1px solid var(--divider);}
.faq-item:first-child{border-radius:var(--r-lg) var(--r-lg) 0 0;overflow:hidden;}
.faq-item:last-child{border-bottom:0;border-radius:0 0 var(--r-lg) var(--r-lg);overflow:hidden;}
.faq-item:only-child{border-radius:var(--r-lg);}
.faq-btn{
  width:100%;background:none;border:0;text-align:left;
  padding:22px 28px;font-size:17px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:background var(--ease),color var(--ease);
}
.faq-btn:hover{background:#F7FAFE;color:var(--brand-500);}
.faq-btn .faq-icon{
  width:26px;height:26px;border-radius:50%;background:var(--brand-50);color:var(--brand-500);
  display:grid;place-items:center;font-size:12px;flex-shrink:0;
  transition:transform var(--ease),background var(--ease),color var(--ease);
}
.faq-btn[aria-expanded="true"]{color:var(--brand-500);}
.faq-btn[aria-expanded="true"] .faq-icon{transform:rotate(45deg);background:var(--brand-500);color:#fff;}
.faq-panel{padding:0 28px 24px;font-size:16px;color:var(--ink-2);line-height:1.9;}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 80px;}
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  background:linear-gradient(120deg,#0B2A5B,#1748A8 60%,#1E6BE6);
  padding:56px;color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:360px;height:360px;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 0 0 48px rgba(255,255,255,.07),0 0 0 96px rgba(255,255,255,.04);
}
.cta-band h2{color:#fff;font-size:32px;max-width:20em;}
.cta-band .desc{margin-top:14px;color:rgba(255,255,255,.78);font-size:16px;max-width:34em;}
.cta-points{display:flex;gap:24px;flex-wrap:wrap;margin-top:22px;font-size:14px;color:rgba(255,255,255,.82);}
.cta-points span{display:inline-flex;align-items:center;gap:8px;}
.cta-points i{color:var(--mint);}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}
.cta-band .inner{position:relative;z-index:2;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{margin-top:16px;color:rgba(255,255,255,.62);line-height:1.9;max-width:26em;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:grid;place-items:center;color:rgba(255,255,255,.72);
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.footer-social a:hover{background:var(--brand-500);border-color:var(--brand-500);color:#fff;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;}
.footer-col ul li{margin-bottom:12px;}
.footer-col a{color:rgba(255,255,255,.62);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ---------- Mobile tab ---------- */
.mobile-tab{display:none;}
.to-top{
  position:fixed;right:24px;bottom:32px;width:46px;height:46px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-2);color:var(--brand-500);
  display:grid;place-items:center;z-index:1040;opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease),background var(--ease),color var(--ease);
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-500);color:#fff;}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .nav-search{width:190px;}
  .main-nav{gap:22px;}
  .hero h1{font-size:34px;}
}
@media (max-width:991.98px){
  .container{padding-left:24px;padding-right:24px;}
  .section{padding:64px 0;}
  .nav-search{display:none;}
  .nav-icon-btn{display:inline-flex;}
  .main-nav{display:none;}
  .hero{min-height:auto;padding:64px 0 56px;}
  .hero h1{font-size:32px;max-width:none;}
  .section-head h2,.stats-band h2,.cta-band h2{font-size:26px;}
  .hero-visual{margin-top:40px;}
  .hero-visual .float-card{left:16px;bottom:-16px;}
  .rail-card{flex:0 0 200px;}
  .picks-grid{grid-template-columns:repeat(2,1fr);}
  .pick-card.featured{grid-column:span 2;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .stats-band,.cta-band{padding:36px;}
  .cta-actions{justify-content:flex-start;margin-top:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .rail-nav{display:none;}
}
@media (max-width:767.98px){
  body{padding-bottom:76px;font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .nav-inner{height:56px;gap:12px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:32px;height:32px;font-size:15px;border-radius:9px;}
  .nav-right .btn-brand{height:38px;padding:0 16px;font-size:13px;}
  .hero{padding:40px 0 44px;}
  .hero-bg::after{background:linear-gradient(180deg,rgba(244,247,252,.98) 0%,rgba(244,247,252,.94) 55%,rgba(244,247,252,.55) 100%);}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:16px;}
  .hero-thumbs img{width:74px;height:50px;}
  .hero-meta{gap:20px;}
  .hero-visual .float-card{position:static;margin-top:16px;left:auto;bottom:auto;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:24px;}
  .section-head h2{font-size:22px;}
  .rail-card{flex:0 0 160px;}
  .rail-body h3{font-size:14px;min-height:42px;}
  .mini-grid{grid-template-columns:1fr;}
  .picks-grid{grid-template-columns:1fr;}
  .pick-card.featured{grid-column:span 1;flex-direction:column;align-items:flex-start;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .stat-item strong{font-size:22px;}
  .news-grid{grid-template-columns:1fr;}
  .stats-band,.cta-band{padding:28px 20px;border-radius:20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .btn-brand,.btn-outline-brand{height:46px;padding:0 20px;width:100%;}
  .hero-actions .btn-brand,.hero-actions .btn-outline-brand{width:100%;}
  .cta-actions{flex-direction:column;}
  .to-top{bottom:84px;right:16px;}
  .mobile-tab{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1050;
    background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -4px 16px rgba(13,42,90,.06);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-tab a{
    flex:1;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;font-size:10px;color:var(--ink-3);position:relative;
  }
  .mobile-tab a i{font-size:22px;}
  .mobile-tab a.active{color:var(--brand-500);}
  .mobile-tab a.active::before{
    content:"";position:absolute;top:0;width:24px;height:4px;border-radius:0 0 4px 4px;background:var(--brand-500);
  }
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:1ms !important;animation-duration:1ms !important;}
  .rail-card:hover,.mini-card:hover,.pick-card:hover,.post-card:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --brand-500:#1E6BE6;
  --brand-700:#1449A6;
  --brand-900:#0B2A5B;
  --brand-50:#EAF1FB;
  --brand-100:#E6F0FF;
  --accent:#FF7A2F;
  --mint:#17B8A6;
  --page-bg:#F4F7FC;
  --card:#FFFFFF;
  --band:#EDF3FB;
  --line:#E2EAF4;
  --divider:#EFF4FA;
  --text:#0E1B2E;
  --text-2:#46586F;
  --text-3:#8494A8;
  --white:#FFFFFF;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(13,42,90,.05);
  --sh-2:0 8px 24px rgba(13,42,90,.08);
  --sh-3:0 16px 36px rgba(13,42,90,.14);
  --ease:200ms cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--page-bg);
  font-variant-numeric:tabular-nums;
}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-700);}
img{max-width:100%;display:block;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-1);border-bottom-color:var(--line);}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#fff;font-size:16px;box-shadow:0 6px 16px rgba(30,107,230,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--brand-500);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link-item{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);padding:6px 0;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link-item:hover{color:var(--brand-500);}
.nav-link-item:hover::after{transform:scaleX(1);}
.nav-link-item.active{color:var(--brand-500);}
.nav-link-item.active::after{transform:scaleX(1);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:#F4F8FE;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:0 16px;height:42px;width:240px;transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search i{color:var(--text-3);font-size:14px;}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(30,107,230,.12);}
.nav-icon-btn{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--text-2);align-items:center;justify-content:center;
}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);border:0;
  background:var(--brand-500);color:#fff;font-size:15px;font-weight:500;
  transition:background var(--ease),transform var(--ease),box-shadow var(--ease);
  cursor:pointer;white-space:nowrap;
}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-brand:active{transform:translateY(0);}
.btn-sm-brand{height:40px;padding:0 18px;font-size:14px;}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  background:#fff;border:1.5px solid var(--brand-500);color:var(--brand-500);
  font-size:15px;font-weight:500;transition:background var(--ease),transform var(--ease),box-shadow var(--ease);
  cursor:pointer;white-space:nowrap;
}
.btn-line:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-ghost{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--brand-500);}
.btn-ghost i{transition:transform var(--ease);}
.btn-ghost:hover i{transform:translateX(2px);}

/* ---------- breadcrumb ---------- */
.crumb-bar{padding:16px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand-500);}
.crumb .sep{color:#C6D2E2;}
.crumb .current{color:var(--brand-500);font-weight:500;}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;margin:16px 0 0;padding:48px 0 56px;
  background-image:linear-gradient(115deg,rgba(244,247,252,.97) 0%,rgba(234,241,251,.9) 42%,rgba(234,241,251,.55) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;right:-140px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,230,.28),rgba(30,107,230,0) 68%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:18px;}
.badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(23,184,166,.12);color:#0E7F73;font-size:12px;font-weight:500;
}
.badge-accent{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(255,122,47,.14);color:#C4510F;font-size:12px;font-weight:500;
}
.status-dot{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);}
.status-dot::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 0 4px rgba(23,184,166,.16);
}
.hero-title{font-size:40px;line-height:1.35;margin-bottom:18px;}
.hero-lead{font-size:17px;color:var(--text-2);max-width:560px;}
.hero-lead span{display:block;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:32px;margin-top:32px;padding-top:24px;border-top:1px solid rgba(226,234,244,.9);}
.meta-item{display:flex;flex-direction:column;gap:2px;}
.meta-num{font-size:20px;font-weight:700;color:var(--brand-700);}
.meta-label{font-size:13px;color:var(--text-3);}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--brand-50);
  box-shadow:var(--sh-2);aspect-ratio:16/11;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual .vis-tag{
  position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.94);border-radius:var(--r-pill);padding:8px 16px;
  font-size:13px;color:var(--text-2);box-shadow:var(--sh-1);
}

/* ---------- section base ---------- */
.section{padding:80px 0;}
.section-alt{background:var(--band);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-title{font-size:32px;}
.section-sub{margin-top:8px;font-size:14px;color:var(--text-3);}

/* ---------- entry list ---------- */
.entry-layout{display:grid;grid-template-columns:8fr 4fr;gap:24px;align-items:start;}
.entry-list{display:flex;flex-direction:column;gap:16px;}
.entry-row{
  position:relative;display:flex;align-items:center;gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 24px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.entry-row::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:4px;
  background:var(--brand-500);transform:scaleY(0);transition:transform var(--ease);
}
.entry-row:hover{transform:translateX(4px);box-shadow:var(--sh-2);border-color:#D4E2F7;}
.entry-row:hover::before{transform:scaleY(1);}
.entry-index{
  flex:none;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:var(--brand-700);background:var(--brand-50);
}
.entry-icon{
  flex:none;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(30,107,230,.12),rgba(23,184,166,.14));
  color:var(--brand-700);font-size:18px;
}
.entry-body{flex:1;min-width:0;}
.entry-name{font-size:18px;font-weight:600;margin-bottom:4px;}
.entry-desc{font-size:14px;color:var(--text-2);line-height:1.7;}
.entry-action{flex:none;}
.entry-action .btn-line{height:40px;padding:0 20px;font-size:14px;}

/* ---------- side card ---------- */
.side-card{
  position:sticky;top:96px;background:var(--brand-50);border:1px solid #DAE7FA;
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);
}
.side-title{font-size:18px;margin-bottom:8px;}
.side-note{font-size:13px;color:var(--text-3);margin-bottom:16px;}
.side-links{display:flex;flex-direction:column;gap:10px;}
.side-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 16px;font-size:15px;font-weight:500;color:var(--text);
  transition:border-color var(--ease),transform var(--ease),color var(--ease),box-shadow var(--ease);
}
.side-link i{color:var(--brand-500);font-size:13px;transition:transform var(--ease);}
.side-link:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sh-1);}
.side-link:hover i{transform:translateX(2px);}

/* ---------- status band ---------- */
.status-band{
  background:linear-gradient(120deg,#0B2A5B,#1748A8 60%,#1E6BE6);
  border-radius:var(--r-lg);padding:48px 40px;color:#fff;position:relative;overflow:hidden;
}
.status-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
}
.status-band::before{
  content:"";position:absolute;right:-30px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(255,255,255,.1);
}
.status-head{margin-bottom:32px;position:relative;z-index:1;}
.status-head h2{color:#fff;font-size:26px;margin-bottom:8px;}
.status-head p{color:rgba(255,255,255,.72);font-size:14px;}
.status-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.status-item{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);padding:20px;}
.status-num{font-size:26px;font-weight:700;color:#fff;}
.status-num small{font-size:14px;font-weight:500;margin-left:2px;color:rgba(255,255,255,.7);}
.status-label{margin-top:6px;font-size:13px;color:rgba(255,255,255,.7);}
.status-line{margin-top:10px;height:4px;border-radius:4px;background:rgba(255,255,255,.18);overflow:hidden;}
.status-line span{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--mint),#6FE3D3);}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.step-item{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-top{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.step-dot{
  width:32px;height:32px;border-radius:50%;background:var(--brand-500);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:none;
}
.step-line{flex:1;height:1px;background:var(--line);}
.step-title{font-size:17px;font-weight:600;margin-bottom:6px;}
.step-text{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:16px;max-width:900px;}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;padding:22px 24px;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);cursor:pointer;transition:color var(--ease);
}
.faq-btn:hover{color:var(--brand-500);}
.faq-sign{
  flex:none;width:28px;height:28px;border-radius:50%;background:var(--brand-50);color:var(--brand-500);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform var(--ease),background var(--ease),color var(--ease);
}
.faq-btn[aria-expanded="true"] .faq-sign{transform:rotate(45deg);background:var(--brand-500);color:#fff;}
.faq-btn[aria-expanded="true"]{color:var(--brand-700);}
.faq-panel{padding:0 24px 22px;font-size:16px;color:var(--text-2);line-height:1.9;border-top:1px solid var(--divider);padding-top:18px;}

/* ---------- cta ---------- */
.cta-wrap{padding:0 0 80px;}
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  background:linear-gradient(120deg,#0B2A5B,#1748A8 60%,#1E6BE6);
  padding:56px 48px;color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:360px;height:360px;border-radius:50%;
  border:1px solid rgba(255,255,255,.14);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;}
.cta-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.86);}
.cta-points i{color:var(--mint);font-size:13px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.btn-white{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;
  border-radius:var(--r-pill);background:#fff;color:var(--brand-700);font-size:15px;font-weight:500;
  transition:transform var(--ease),box-shadow var(--ease);cursor:pointer;border:0;
}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.18);color:var(--brand-900);}
.btn-outline-white{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;
  border-radius:var(--r-pill);background:transparent;border:1.5px solid rgba(255,255,255,.7);
  color:#fff;font-size:15px;font-weight:500;transition:background var(--ease),transform var(--ease);cursor:pointer;
}
.btn-outline-white:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 24px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.78);
  transition:background var(--ease),color var(--ease);
}
.footer-social a:hover{background:var(--brand-500);color:#fff;}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ---------- mobile tab ---------- */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -4px 16px rgba(13,42,90,.06);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab a{
  flex:1;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  font-size:10px;color:var(--text-3);position:relative;
}
.mobile-tab a i{font-size:20px;}
.mobile-tab a.active{color:var(--brand-500);}
.mobile-tab a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:20px;height:3px;border-radius:0 0 3px 3px;background:var(--brand-500);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero-title{font-size:34px;}
  .section{padding:64px 0;}
}
@media (max-width:991px){
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-icon-btn{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-title{font-size:28px;}
  .hero-lead .span-line{display:inline;}
  .entry-layout{grid-template-columns:1fr;}
  .side-card{position:static;}
  .status-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .cta-actions{justify-content:flex-start;}
  .section-title{font-size:26px;}
}
@media (max-width:767px){
  body{padding-bottom:76px;font-size:16px;}
  .nav-inner{height:56px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:32px;height:32px;font-size:14px;}
  .mobile-tab{display:flex;}
  .nav-right .btn-sm-brand{height:36px;padding:0 14px;font-size:13px;}
  .cat-hero{padding:32px 0 40px;}
  .hero-title{font-size:26px;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-title{font-size:22px;}
  .entry-row{flex-wrap:wrap;padding:18px;gap:14px;}
  .entry-body{flex:1 1 100%;}
  .entry-action{width:100%;}
  .entry-action .btn-line{width:100%;}
  .status-band{padding:32px 22px;}
  .status-head h2{font-size:22px;}
  .status-grid{grid-template-columns:1fr;gap:16px;}
  .steps{grid-template-columns:1fr;}
  .cta-band{padding:36px 22px;}
  .cta-band h2{font-size:23px;}
  .cta-actions .btn-white,.cta-actions .btn-outline-white{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:48px 0 96px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .hero-actions .btn-brand,.hero-actions .btn-line{width:100%;}
  .hero-meta{gap:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .entry-row:hover,.step-item:hover,.btn-brand:hover,.btn-white:hover,.btn-line:hover{transform:none;}
}

/* roulang page: article */
:root{
  --brand-500:#1E6BE6;
  --brand-700:#1449A6;
  --brand-900:#0B2A5B;
  --brand-50:#EAF1FB;
  --brand-100:#E6F0FF;
  --accent:#FF7A2F;
  --mint:#17B8A6;
  --bg:#F4F7FC;
  --card:#FFFFFF;
  --section:#EDF3FB;
  --line:#E2EAF4;
  --divider:#EFF4FA;
  --text:#0E1B2E;
  --text-2:#46586F;
  --text-3:#8494A8;
  --r-xs:8px; --r-sm:12px; --r-md:16px; --r-lg:20px; --r-pill:999px;
  --shadow-1:0 2px 8px rgba(13,42,90,.05);
  --shadow-2:0 8px 24px rgba(13,42,90,.08);
  --shadow-3:0 16px 36px rgba(13,42,90,.14);
  --ease:200ms cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:.01em;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}
.container{width:100%;max-width:1240px;padding-left:32px;padding-right:32px;margin:0 auto;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--ease),background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:var(--shadow-1);}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#fff;font-size:17px;box-shadow:0 6px 14px rgba(30,107,230,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--brand-500);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link-item{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);padding:6px 0;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link-item:hover{color:var(--brand-500);}
.nav-link-item:hover::after{transform:scaleX(1);}
.nav-link-item.active{color:var(--brand-500);}
.nav-link-item.active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:var(--r-pill);
  background:#F4F8FE;border:1px solid transparent;transition:border-color var(--ease),background var(--ease);
}
.nav-search i{color:var(--text-3);font-size:13px;}
.nav-search input{border:0;background:transparent;outline:none;width:180px;font-size:14px;}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{border-color:var(--brand-500);background:#fff;}
.nav-icon-btn{
  display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--text-2);align-items:center;justify-content:center;transition:all var(--ease);
}
.nav-icon-btn:hover{color:var(--brand-500);border-color:var(--brand-500);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);border:0;
  background:var(--brand-500);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 6px 16px rgba(30,107,230,.22);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-sm-brand{height:40px;padding:0 18px;font-size:14px;}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  background:#fff;border:1.5px solid var(--brand-500);color:var(--brand-500);
  font-size:15px;font-weight:600;transition:all var(--ease);
}
.btn-outline-brand:hover{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-700);transform:translateY(-2px);}
.btn-ghost{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--brand-500);}
.btn-ghost i{font-size:12px;transition:transform var(--ease);}
.btn-ghost:hover i{transform:translateX(3px);}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand-500);}
.crumb .sep{color:#C3D0E0;}
.crumb .now{color:var(--brand-500);font-weight:500;max-width:420px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  padding:18px 0 44px;
  background-color:var(--brand-50);
  background-image:
    linear-gradient(105deg,rgba(244,247,252,.97) 0%,rgba(244,247,252,.90) 44%,rgba(244,247,252,.62) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.article-head{margin-top:22px;max-width:860px;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(23,184,166,.12);color:#0E8C7E;font-size:12px;font-weight:600;letter-spacing:.02em;
}
.article-head h1{font-size:34px;line-height:1.4;margin:16px 0 18px;font-weight:700;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:20px;font-size:14px;color:var(--text-3);}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{font-size:14px;color:#A9B8CB;}

/* ---------- 正文区 ---------- */
.article-section{padding:48px 0 0;}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);padding:32px;
}
.article-lead{
  background:var(--brand-50);border-left:4px solid var(--brand-500);
  border-radius:0 14px 14px 14px;padding:18px 22px;margin-bottom:28px;
  font-size:16px;line-height:1.9;color:var(--text-2);
}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--text-2);}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:22px;color:var(--text);margin:40px 0 16px;padding-left:12px;
  border-left:4px solid var(--brand-500);border-radius:2px;line-height:1.45;
}
.article-body h3{font-size:18px;color:var(--text);margin:28px 0 12px;}
.article-body h4{font-size:17px;color:var(--text);margin:22px 0 10px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 18px;list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body li::marker{color:var(--brand-500);}
.article-body blockquote{
  background:var(--brand-50);border-left:3px solid var(--brand-500);
  border-radius:0 12px 12px 12px;padding:16px 20px;margin:0 0 18px;color:var(--text-2);font-size:16px;
}
.article-body img{border-radius:14px;margin:8px 0 14px;width:100%;height:auto;}
.article-body figure{margin:0 0 20px;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px;}
.article-body a{color:var(--brand-500);border-bottom:1px solid rgba(30,107,230,.35);}
.article-body a:hover{color:var(--brand-700);border-bottom-color:var(--brand-700);}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:15px;line-height:1.7;}
.article-body thead{background:var(--brand-100);}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left;}
.article-body tbody tr:nth-child(even){background:#F7FAFE;}
.article-body pre{
  background:#F1F5FB;border-radius:12px;padding:16px 18px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:0 0 20px;
}
.article-body code{font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;font-size:14px;}
.article-body hr{border:0;border-top:1px solid var(--divider);margin:32px 0;}

.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:34px;padding-top:24px;border-top:1px solid var(--divider);}
.article-tags .label{font-size:14px;color:var(--text-3);}
.tag-chip{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-xs);
  background:var(--brand-50);color:var(--brand-700);font-size:13px;font-weight:500;transition:all var(--ease);
}
.tag-chip:hover{background:var(--brand-100);color:var(--brand-700);}

.continue-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;}
.continue-card{
  display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:var(--r-md);
  background:var(--section);border:1px solid var(--line);transition:all var(--ease);
}
.continue-card:hover{background:#fff;box-shadow:var(--shadow-2);transform:translateY(-3px);}
.continue-card i{width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;background:#fff;color:var(--brand-500);box-shadow:var(--shadow-1);}
.continue-card strong{display:block;font-size:15px;color:var(--text);font-weight:600;}
.continue-card span{display:block;font-size:13px;color:var(--text-3);}

/* ---------- 空态 ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  background:#F4F8FE;border-radius:var(--r-md);padding:64px 24px;color:var(--text-3);
}
.empty-state i{font-size:44px;color:#B8C6DA;margin-bottom:16px;}
.empty-state strong{display:block;font-size:18px;color:var(--text);font-weight:600;margin-bottom:8px;}
.empty-state p{font-size:14px;margin-bottom:20px;}

/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);padding:22px;
}
.side-card h3{
  font-size:17px;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:8px;
}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand-500);}
.toc-list li{margin-bottom:10px;}
.toc-list a{
  display:block;font-size:14px;line-height:1.7;color:var(--text-2);padding-left:14px;position:relative;
  transition:color var(--ease);
}
.toc-list a::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--line);transition:background var(--ease);
}
.toc-list a:hover{color:var(--brand-500);}
.toc-list a:hover::before{background:var(--brand-500);}
.hot-item{
  display:flex;align-items:flex-start;gap:12px;padding:11px 6px;border-bottom:1px solid var(--divider);
  transition:background var(--ease),padding var(--ease);border-radius:var(--r-xs);
}
.hot-item:last-child{border-bottom:0;}
.hot-item:hover{background:var(--brand-50);padding-left:12px;}
.hot-rank{
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text-3);
  min-width:24px;line-height:1.6;
}
.hot-item:nth-child(1) .hot-rank{background:linear-gradient(120deg,var(--brand-500),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hot-item:nth-child(2) .hot-rank{background:linear-gradient(120deg,var(--brand-500),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hot-item:nth-child(3) .hot-rank{background:linear-gradient(120deg,var(--brand-500),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hot-item a{font-size:14px;line-height:1.65;color:var(--text-2);}
.hot-item a:hover{color:var(--brand-500);}
.rel-card{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--divider);}
.rel-card:last-child{border-bottom:0;padding-bottom:0;}
.rel-thumb{width:96px;height:64px;border-radius:10px;overflow:hidden;flex:0 0 auto;background:var(--brand-50);}
.rel-thumb img{width:100%;height:100%;}
.rel-card h4{font-size:14px;font-weight:600;line-height:1.6;margin-bottom:6px;}
.rel-card h4 a{color:var(--text);}
.rel-card h4 a:hover{color:var(--brand-500);}
.rel-card span{font-size:12px;color:var(--text-3);}
.side-cta{background:var(--brand-50);border-color:#D6E4F8;}
.side-cta p{font-size:14px;color:var(--text-2);margin-bottom:16px;line-height:1.8;}
.side-cta .btn-brand{width:100%;}

/* ---------- 相关推荐 ---------- */
.section-block{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;}
.section-title{font-size:26px;font-weight:700;}
.section-sub{font-size:14px;color:var(--text-3);margin-top:6px;}
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3);}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-50);}
.news-cover img{width:100%;height:100%;transition:transform var(--ease);}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body h3 a{color:var(--text);}
.news-body h3 a:hover{color:var(--brand-500);}
.news-body p{font-size:14px;color:var(--text-3);line-height:1.8;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);}
.news-foot .badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(23,184,166,.12);color:#0E8C7E;font-size:12px;font-weight:600;
}

/* ---------- CTA 带 ---------- */
.cta-band{padding:0 0 80px;}
.cta-inner{
  position:relative;overflow:hidden;border-radius:24px;padding:52px 48px;
  background:linear-gradient(120deg,#0B2A5B 0%,#1748A8 60%,#1E6BE6 100%);
  display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;
  box-shadow:0 20px 44px rgba(13,42,90,.20);
}
.cta-inner::after{
  content:"";position:absolute;right:-90px;bottom:-110px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);box-shadow:0 0 0 44px rgba(255,255,255,.04);
}
.cta-inner h2{font-size:28px;color:#fff;line-height:1.45;margin-bottom:12px;position:relative;z-index:1;}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.78);line-height:1.9;position:relative;z-index:1;}
.cta-points{display:flex;flex-wrap:wrap;gap:18px;margin-top:20px;position:relative;z-index:1;}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.85);}
.cta-points i{color:var(--mint);font-size:13px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative;z-index:1;}
.cta-actions .btn-white{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:#fff;color:var(--brand-700);font-weight:600;font-size:15px;border:0;transition:all var(--ease);
}
.cta-actions .btn-white:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.20);color:var(--brand-900);}
.cta-actions .btn-line{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:transparent;border:1.5px solid rgba(255,255,255,.65);color:#fff;font-weight:600;font-size:15px;transition:all var(--ease);
}
.cta-actions .btn-line:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none;}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin:16px 0 18px;max-width:340px;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:36px;height:36px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.78);transition:all var(--ease);
}
.footer-social a:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px);}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.10);font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:32px;width:46px;height:46px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-2);color:var(--brand-500);
  display:inline-flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;
  transition:all var(--ease);z-index:900;
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-500);color:#fff;border-color:var(--brand-500);}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tabbar{display:none;}
@media (max-width:991.98px){
  .article-side{position:static;display:flex;flex-direction:column;gap:20px;}
  .side-related{order:1;}
  .side-hot{order:2;}
  .side-toc{order:3;}
  .side-cta{order:4;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;padding:40px 32px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .article-head h1{font-size:30px;}
  .section-title{font-size:24px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  body{padding-bottom:76px;font-size:16px;}
  .site-header{background:#fff;}
  .nav-inner{height:56px;gap:12px;}
  .brand-mark{width:32px;height:32px;border-radius:10px;font-size:15px;}
  .brand-text{font-size:17px;}
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-icon-btn{display:inline-flex;}
  .btn-sm-brand{height:36px;padding:0 14px;font-size:13px;}
  .article-hero{padding:14px 0 30px;}
  .article-head h1{font-size:26px;margin:14px 0 14px;}
  .article-meta{gap:14px;font-size:13px;}
  .crumb .now{max-width:200px;}
  .article-section{padding:28px 0 0;}
  .article-card{padding:20px 18px;border-radius:var(--r-md);}
  .article-lead{padding:15px 16px;font-size:15px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:20px;margin-top:32px;}
  .article-body h3{font-size:17px;}
  .continue-grid{grid-template-columns:1fr;}
  .section-block{padding:44px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .news-grid{grid-template-columns:1fr;}
  .cta-band{padding:0 0 52px;}
  .cta-inner{padding:32px 22px;border-radius:20px;}
  .cta-inner h2{font-size:22px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn-white,.cta-actions .btn-line{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding-top:44px;padding-bottom:0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding-bottom:24px;}
  .to-top{bottom:84px;right:16px;}
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1100;
    height:calc(60px + env(safe-area-inset-bottom));
    padding-bottom:env(safe-area-inset-bottom);
    background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -4px 16px rgba(13,42,90,.06);
  }
  .tab-item{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
    font-size:10px;color:var(--text-3);position:relative;padding-top:4px;
  }
  .tab-item i{font-size:20px;}
  .tab-item.active{color:var(--brand-500);}
  .tab-item.active::before{
    content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:24px;height:3px;border-radius:0 0 3px 3px;background:var(--brand-500);
  }
}
@media (max-width:520px){
  .article-head h1{font-size:23px;}
  .cta-points{gap:12px;}
  .article-card{padding:18px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .news-card:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --brand-500:#1E6BE6;--brand-700:#1449A6;--brand-900:#0B2A5B;
  --brand-50:#EAF1FB;--brand-100:#E6F0FF;
  --accent:#FF7A2F;--mint:#17B8A6;
  --bg:#F4F7FC;--card:#FFFFFF;--section:#EDF3FB;
  --border:#E2EAF4;--line:#EFF4FA;
  --text:#0E1B2E;--text-2:#46586F;--text-3:#8494A8;--white:#FFFFFF;
  --r-xs:8px;--r-sm:12px;--r-md:16px;--r-lg:20px;--r-pill:999px;
  --sh-1:0 2px 8px rgba(13,42,90,.05);
  --sh-2:0 8px 24px rgba(13,42,90,.08);
  --sh-3:0 16px 36px rgba(13,42,90,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-cn);
  font-size:16px;line-height:1.9;color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-700);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.35;letter-spacing:.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding-left:32px;padding-right:32px;}
.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:32px;}
.section-head .sub{margin-top:8px;font-size:14px;color:var(--text-3);}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--brand-500);}
.link-more i{transition:transform .2s var(--ease);font-size:13px;}
.link-more:hover i{transform:translateX(3px);}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-1);border-bottom-color:var(--border);}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-900));
  color:#fff;font-size:17px;box-shadow:var(--sh-1);
}
.brand-text{font-size:20px;font-weight:700;color:var(--brand-500);letter-spacing:.01em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link-item{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 0;white-space:nowrap;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;border-radius:2px;
  background:var(--brand-500);transition:width .22s var(--ease);
}
.nav-link-item:hover{color:var(--brand-500);}
.nav-link-item:hover::after{width:100%;}
.nav-link-item.active{color:var(--brand-500);}
.nav-link-item.active::after{width:100%;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  width:240px;height:42px;padding:0 16px;
  background:#F4F8FE;border:1px solid var(--border);border-radius:var(--r-pill);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.nav-search i{color:var(--text-3);font-size:14px;}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);font-family:inherit;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(30,107,230,.12);}
.nav-icon-btn{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);
  border:1px solid var(--border);background:#fff;color:var(--text-2);
  align-items:center;justify-content:center;font-size:15px;cursor:pointer;
  transition:all .2s var(--ease);
}
.nav-icon-btn:hover{border-color:var(--brand-500);color:var(--brand-500);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:0;border-radius:var(--r-pill);
  background:var(--brand-500);color:#fff;font-size:15px;font-weight:500;
  box-shadow:var(--sh-1);transition:all .2s var(--ease);white-space:nowrap;cursor:pointer;
}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-brand:active{transform:translateY(0);}
.btn-sm-brand{height:40px;padding:0 20px;font-size:14px;}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  background:#fff;border:1.5px solid var(--brand-500);color:var(--brand-500);
  font-size:15px;font-weight:500;transition:all .2s var(--ease);cursor:pointer;
}
.btn-outline-brand:hover{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  background:transparent;border:1.5px solid rgba(255,255,255,.6);color:#fff;
  font-size:15px;font-weight:500;transition:all .2s var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ============ breadcrumb ============ */
.crumb-bar{padding-top:16px;padding-bottom:24px;}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);flex-wrap:wrap;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand-500);}
.crumb .sep{color:#C6D2E1;}
.crumb .now{color:var(--brand-500);font-weight:500;}

/* ============ hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  min-height:260px;border-radius:var(--r-lg);
  background:linear-gradient(115deg,rgba(234,241,251,.97) 0%,rgba(230,240,255,.9) 48%,rgba(244,247,252,.55) 100%),
             url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  box-shadow:var(--sh-1);
  display:flex;align-items:center;
}
.cat-hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,230,.22),rgba(30,107,230,0) 68%);
  pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;padding:44px 44px 40px;width:100%;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;margin-bottom:16px;
  border-radius:var(--r-pill);background:rgba(23,184,166,.14);color:#0E8878;
  font-size:12px;font-weight:500;letter-spacing:.02em;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);}
.cat-hero h1{font-size:34px;max-width:760px;}
.cat-hero .hero-lead{margin-top:14px;font-size:16px;color:var(--text-2);max-width:680px;}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.filter-pill{
  height:36px;padding:0 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--border);color:var(--text-2);
  font-size:14px;font-weight:500;cursor:pointer;transition:all .2s var(--ease);
}
.filter-pill:hover{border-color:var(--brand-500);color:var(--brand-500);}
.filter-pill.active{background:var(--brand-500);border-color:var(--brand-500);color:#fff;box-shadow:var(--sh-1);}

/* ============ game grid ============ */
.game-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.game-card{
  background:var(--card);border-radius:var(--r-md);padding:14px;
  box-shadow:var(--sh-1);border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.game-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#D7E5FA;}
.game-cover{
  position:relative;display:block;aspect-ratio:3/4;border-radius:12px;
  overflow:hidden;background:var(--brand-50);
}
.game-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.game-card:hover .game-cover img{transform:scale(1.04);}
.badge-hot{
  position:absolute;left:10px;top:10px;height:24px;padding:0 10px;display:inline-flex;align-items:center;
  border-radius:6px;background:var(--accent);color:#fff;font-size:12px;font-weight:500;letter-spacing:.02em;
}
.badge-new{
  position:absolute;left:10px;top:10px;height:24px;padding:0 10px;display:inline-flex;align-items:center;
  border-radius:6px;background:var(--mint);color:#fff;font-size:12px;font-weight:500;
}
.game-body{padding:14px 6px 6px;}
.game-title{font-size:17px;font-weight:600;line-height:1.4;}
.game-title a{color:var(--text);display:block;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.game-title a:hover{color:var(--brand-500);}
.game-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;}
.tag-mint{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(23,184,166,.12);color:#0E8878;font-size:12px;font-weight:500;
}
.tag-orange{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(255,122,47,.12);color:#D65A16;font-size:12px;font-weight:500;
}
.tag-blue{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(30,107,230,.1);color:#1A56B8;font-size:12px;font-weight:500;
}
.game-meta{
  display:flex;align-items:center;gap:8px;margin-top:12px;padding-top:12px;
  border-top:1px solid var(--line);font-size:13px;color:var(--text-3);flex-wrap:wrap;
}
.dot-ok{width:6px;height:6px;border-radius:50%;background:var(--mint);display:inline-block;flex-shrink:0;}
.dot-wait{width:6px;height:6px;border-radius:50%;background:#F0B429;display:inline-block;flex-shrink:0;}
.game-meta .num{color:var(--text-2);font-weight:500;}

/* ============ pagination ============ */
.page-nav{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:48px;flex-wrap:wrap;}
.page-btn{
  min-width:44px;height:44px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--text-2);
  font-size:15px;font-weight:500;transition:all .2s var(--ease);
}
.page-btn:hover{background:var(--brand-50);border-color:var(--brand-500);color:var(--brand-500);}
.page-btn.is-active{background:var(--brand-500);border-color:var(--brand-500);color:#fff;box-shadow:var(--sh-1);}
.page-btn.disabled{opacity:.5;pointer-events:none;}

/* ============ cross links ============ */
.cross-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:26px;}
.cross-links .label{font-size:14px;color:var(--text-3);}
.chip-link{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--border);color:var(--text-2);font-size:14px;font-weight:500;
  transition:all .2s var(--ease);
}
.chip-link:hover{border-color:var(--brand-500);color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--sh-1);}
.chip-link i{font-size:12px;color:var(--brand-500);}

/* ============ data band ============ */
.data-band{
  border-radius:var(--r-lg);padding:40px 44px;
  background:linear-gradient(120deg,#0B2A5B,#1748A8 58%,#1E6BE6);
  color:#fff;position:relative;overflow:hidden;box-shadow:var(--sh-2);
}
.data-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
}
.data-band::before{
  content:"";position:absolute;right:40px;bottom:-140px;width:360px;height:360px;border-radius:50%;
  border:1px solid rgba(255,255,255,.09);
}
.data-band h2{color:#fff;font-size:26px;position:relative;z-index:2;}
.data-band p.band-desc{margin-top:10px;color:rgba(255,255,255,.78);font-size:15px;max-width:720px;position:relative;z-index:2;}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px;position:relative;z-index:2;}
.data-item{
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);
  border-radius:14px;padding:18px 20px;backdrop-filter:blur(2px);
}
.data-item .num{font-size:26px;font-weight:700;color:#fff;line-height:1.2;letter-spacing:.02em;}
.data-item .num small{font-size:14px;font-weight:500;margin-left:4px;color:rgba(255,255,255,.72);}
.data-item .cap{margin-top:6px;font-size:13px;color:rgba(255,255,255,.72);}

/* ============ faq ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md) !important;
  overflow:hidden;margin-bottom:12px;box-shadow:var(--sh-1);
}
.accordion-button{
  background:#fff;color:var(--text);font-size:17px;font-weight:600;line-height:1.6;
  padding:20px 24px;box-shadow:none !important;border:0;
}
.accordion-button:not(.collapsed){background:var(--brand-50);color:var(--brand-700);}
.accordion-button::after{
  background-image:none;content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;font-size:14px;color:var(--brand-500);transition:transform .25s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand-700);}
.accordion-body{padding:4px 24px 22px;font-size:16px;color:var(--text-2);line-height:1.9;}

/* ============ cta ============ */
.cta-belt{
  border-radius:24px;padding:48px 44px;position:relative;overflow:hidden;
  background:linear-gradient(120deg,#0B2A5B,#1748A8 60%,#1E6BE6);
  box-shadow:var(--sh-2);
}
.cta-belt::after{
  content:"";position:absolute;right:-40px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.14),rgba(255,255,255,0) 70%);
}
.cta-inner{display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:center;position:relative;z-index:2;}
.cta-belt h2{color:#fff;font-size:28px;}
.cta-belt .cta-desc{margin-top:12px;color:rgba(255,255,255,.8);font-size:15px;max-width:560px;}
.cta-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.86);}
.cta-points i{color:var(--mint);font-size:13px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-actions .btn-brand{background:#fff;color:var(--brand-700);}
.cta-actions .btn-brand:hover{background:#EAF1FB;color:var(--brand-700);}

/* ============ footer ============ */
.site-footer{margin-top:80px;background:var(--brand-900);color:rgba(255,255,255,.72);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-mark{background:linear-gradient(135deg,#2E7DF3,#0B2A5B);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:340px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.78);font-size:15px;
  transition:all .2s var(--ease);
}
.footer-social a:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px);}
.footer-col h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col ul li a:hover{color:#fff;}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ============ mobile tabbar ============ */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  height:60px;padding-bottom:env(safe-area-inset-bottom);
  background:#fff;border-top:1px solid var(--border);
  box-shadow:0 -4px 16px rgba(13,42,90,.06);
}
.mobile-tabbar a{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:10px;color:var(--text-3);position:relative;padding-top:4px;
}
.mobile-tabbar a i{font-size:20px;}
.mobile-tabbar a.active{color:var(--brand-500);}
.mobile-tabbar a.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:22px;height:3px;border-radius:2px;background:var(--brand-500);
}
.to-top{
  position:fixed;right:22px;bottom:28px;z-index:1035;
  width:46px;height:46px;border-radius:50%;border:1px solid var(--border);
  background:#fff;color:var(--brand-500);box-shadow:var(--sh-2);
  display:grid;place-items:center;font-size:15px;cursor:pointer;
  opacity:0;visibility:hidden;transition:all .25s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-500);color:#fff;border-color:var(--brand-500);}

/* ============ responsive ============ */
@media (max-width:1199px){
  .nav-search{width:190px;}
  .game-grid{grid-template-columns:repeat(3,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:991px){
  .container{padding-left:24px;padding-right:24px;}
  .section{padding:64px 0;}
  .nav-inner{height:64px;gap:18px;}
  .main-nav{gap:18px;}
  .nav-link-item{font-size:14px;}
  .nav-search{display:none;}
  .nav-icon-btn{display:flex;}
  .cat-hero-inner{padding:34px 30px 32px;}
  .cat-hero h1{font-size:28px;}
  .data-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{padding-bottom:76px;font-size:16px;line-height:1.85;}
  .container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:24px;}
  .section-head h2{font-size:22px;}
  .nav-inner{height:56px;}
  .brand-text{font-size:18px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:15px;}
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-icon-btn{display:flex;}
  .btn-sm-brand{height:38px;padding:0 16px;font-size:13px;}
  .crumb-bar{padding-top:12px;padding-bottom:18px;}
  .cat-hero{min-height:220px;border-radius:var(--r-md);}
  .cat-hero-inner{padding:26px 20px 24px;}
  .cat-hero h1{font-size:22px;}
  .cat-hero .hero-lead{font-size:15px;margin-top:10px;}
  .filter-row{gap:8px;margin-top:18px;}
  .filter-pill{height:34px;padding:0 14px;font-size:13px;}
  .game-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .game-card{padding:10px;border-radius:14px;}
  .game-cover{border-radius:10px;}
  .game-body{padding:12px 2px 2px;}
  .game-title{font-size:15px;}
  .tag-mint,.tag-orange,.tag-blue{height:22px;padding:0 8px;font-size:11px;}
  .game-meta{font-size:12px;gap:6px;}
  .page-nav{margin-top:32px;gap:8px;}
  .page-btn{min-width:40px;height:40px;font-size:14px;}
  .data-band{padding:28px 20px;border-radius:var(--r-md);}
  .data-band h2{font-size:20px;}
  .data-grid{grid-template-columns:1fr 1fr;gap:12px;margin-top:22px;}
  .data-item{padding:14px;}
  .data-item .num{font-size:20px;}
  .accordion-button{font-size:15px;padding:16px 18px;}
  .accordion-body{padding:0 18px 18px;font-size:15px;}
  .cta-belt{padding:30px 20px;border-radius:var(--r-md);}
  .cta-belt h2{font-size:21px;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost-light{width:100%;}
  .mobile-tabbar{display:flex;}
  .site-footer{margin-top:48px;padding-top:48px;padding-bottom:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .to-top{bottom:84px;right:16px;width:42px;height:42px;}
}
@media (max-width:420px){
  .game-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .data-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .game-card:hover,.chip-link:hover,.btn-brand:hover{transform:none;}
  .game-card:hover .game-cover img{transform:none;}
}

/* roulang page: category3 */
:root{
  --brand-500:#1E6BE6;
  --brand-700:#1449A6;
  --brand-900:#0B2A5B;
  --brand-50:#EAF1FB;
  --brand-100:#E6F0FF;
  --accent:#FF7A2F;
  --mint:#17B8A6;
  --bg:#F4F7FC;
  --card:#FFFFFF;
  --section:#EDF3FB;
  --border:#E2EAF4;
  --divider:#EFF4FA;
  --text:#0E1B2E;
  --text-2:#46586F;
  --text-3:#8494A8;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sh1:0 2px 8px rgba(13,42,90,.05);
  --sh2:0 8px 24px rgba(13,42,90,.08);
  --sh3:0 16px 36px rgba(13,42,90,.14);
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,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:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--brand-500);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--brand-700)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;color:var(--text)}
h1{font-size:40px}
h2{font-size:32px}
h3{font-size:22px}
h4{font-size:18px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh1);border-bottom-color:var(--border)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:0 6px 14px rgba(30,107,230,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--brand-900);white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.nav-link-item{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 2px;white-space:nowrap;
}
.nav-link-item::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.nav-link-item:hover,.nav-link-item.active{color:var(--brand-500)}
.nav-link-item:hover::after,.nav-link-item.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  background:#F4F8FE;border:1px solid transparent;border-radius:var(--r-pill);
  transition:border-color var(--t),box-shadow var(--t);
}
.nav-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(30,107,230,.12)}
.nav-search i{color:var(--text-3);font-size:13px}
.nav-search input{
  border:0;background:transparent;outline:none;width:150px;
  font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-icon-btn{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--border);
  background:#fff;color:var(--text-2);align-items:center;justify-content:center;
  transition:var(--t);
}
.nav-icon-btn:hover{border-color:var(--brand-500);color:var(--brand-500)}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  background:var(--brand-500);color:#fff;font-size:16px;font-weight:600;
  border:1.5px solid transparent;white-space:nowrap;
  transition:background var(--t),transform var(--t),box-shadow var(--t);
}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh2)}
.btn-sm-brand{height:40px;padding:0 20px;font-size:15px}

/* ---------- 页面标题条 ---------- */
.page-head{
  position:relative;
  min-height:200px;
  background:linear-gradient(120deg,#EAF1FB 0%,#F4F9FF 58%,#EAF1FB 100%);
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(to right,rgba(30,107,230,.09) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(30,107,230,.09) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),rgba(0,0,0,.15));
  -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),rgba(0,0,0,.15));
  pointer-events:none;
}
.page-head::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,230,.16),rgba(30,107,230,0) 68%);
  pointer-events:none;
}
.page-head .container{position:relative;z-index:2;padding-top:28px;padding-bottom:36px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand-500)}
.crumb .sep{color:#C3D2E5}
.crumb .current{color:var(--brand-500);font-weight:500}
.page-head h1{font-size:34px;max-width:820px}
.page-lead{margin-top:12px;font-size:17px;color:var(--text-2);max-width:760px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:8px;font-size:12px;font-weight:500;
}
.tag-mint{background:rgba(23,184,166,.12);color:#0E8577}
.tag-soft{background:#fff;border:1px solid var(--border);color:var(--text-2)}
.tag-warm{background:rgba(255,122,47,.12);color:#C9520F}

/* ---------- 速览数据条 ---------- */
.glance{padding:32px 0 8px}
.glance-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--sh1);padding:22px 24px;
}
.glance-item{display:flex;flex-direction:column;gap:2px;position:relative;padding-left:18px}
.glance-item::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-500),var(--mint));
}
.glance-num{font-size:22px;font-weight:700;color:var(--brand-900);line-height:1.3}
.glance-label{font-size:14px;color:var(--text-3)}

/* ---------- 主体布局 ---------- */
.section{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head h2{font-size:28px}
.section-head .sub{margin-top:8px;font-size:14px;color:var(--text-3)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--brand-500)}
.text-link i{font-size:12px;transition:transform var(--t)}
.text-link:hover i{transform:translateX(2px)}

.hub-layout{display:grid;grid-template-columns:3fr 9fr;gap:32px;align-items:start}
.hub-side{position:sticky;top:96px}
.side-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--sh1);padding:22px 20px;
}
.side-card h3{font-size:17px;margin-bottom:6px}
.side-card .side-note{font-size:13px;color:var(--text-3);margin-bottom:14px}
.side-list li a{
  display:block;position:relative;padding:11px 12px;border-radius:var(--r-sm);
  font-size:15px;color:var(--text-2);transition:var(--t);
}
.side-list li a::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;
  background:transparent;transition:background var(--t);
}
.side-list li a:hover{background:#F4F8FE;color:var(--brand-500)}
.side-list li a.active{background:var(--brand-50);color:var(--brand-500);font-weight:600}
.side-list li a.active::before{background:var(--brand-500)}
.side-foot{
  margin-top:16px;padding-top:16px;border-top:1px dashed var(--border);
  font-size:13px;color:var(--text-3);line-height:1.8;
}

.headline-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh2);background:#fff;margin-bottom:20px;
  transition:box-shadow var(--t),transform var(--t);
}
.headline-card:hover{box-shadow:var(--sh3);transform:translateY(-4px)}
.headline-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-50)}
.headline-media img{width:100%;height:100%;transition:transform var(--t)}
.headline-card:hover .headline-media img{transform:scale(1.04)}
.headline-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,42,91,0) 42%,rgba(11,42,91,.72) 100%);
}
.headline-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:8px;
  background:var(--accent);color:#fff;font-size:12px;font-weight:600;
}
.headline-body{padding:22px 24px 24px}
.headline-body h3{font-size:22px;margin-bottom:10px}
.headline-body p{font-size:16px;color:var(--text-2)}
.headline-meta{display:flex;align-items:center;gap:18px;margin-top:14px;font-size:13px;color:var(--text-3)}
.headline-meta i{margin-right:5px;font-size:12px}

.list-stack{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh1);overflow:hidden}
.list-row{
  display:flex;gap:20px;padding:20px 22px;border-bottom:1px solid var(--divider);
  transition:background var(--t);
}
.list-row:last-child{border-bottom:0}
.list-row:hover{background:#F4F8FE}
.list-thumb{
  width:200px;height:120px;flex:0 0 200px;border-radius:12px;overflow:hidden;background:var(--brand-50);
}
.list-thumb img{width:100%;height:100%;transition:transform var(--t)}
.list-row:hover .list-thumb img{transform:scale(1.04)}
.list-body{flex:1;min-width:0}
.list-body h4{
  font-size:18px;font-weight:600;line-height:1.5;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.list-row:hover .list-body h4{color:var(--brand-500)}
.list-body p{
  font-size:15px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.list-meta{display:flex;align-items:center;gap:16px;margin-top:10px;font-size:13px;color:var(--text-3)}
.list-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);display:inline-block;margin-right:6px}

/* ---------- 精选专题 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.topic-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-lg);box-shadow:var(--sh1);overflow:hidden;
  transition:box-shadow var(--t),transform var(--t);
}
.topic-card:hover{box-shadow:var(--sh3);transform:translateY(-4px)}
.topic-card.wide{grid-column:span 2;flex-direction:row}
.topic-card.wide .topic-media{width:46%;flex:0 0 46%;aspect-ratio:auto;min-height:100%}
.topic-media{aspect-ratio:16/9;overflow:hidden;background:var(--brand-50)}
.topic-media img{width:100%;height:100%;transition:transform var(--t)}
.topic-card:hover .topic-media img{transform:scale(1.04)}
.topic-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.topic-body h3{font-size:20px;margin-bottom:10px}
.topic-body p{font-size:15px;color:var(--text-2);line-height:1.85;flex:1}
.topic-tags{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.topic-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--divider)}

/* ---------- 阅读路径 ---------- */
.path-band{background:var(--section);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.step{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--r-md);padding:24px 22px;box-shadow:var(--sh1)}
.step::before{
  content:"";position:absolute;top:38px;right:-24px;width:24px;height:1px;background:var(--border);
}
.step:last-child::before{display:none}
.step-dot{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:var(--brand-50);color:var(--brand-700);font-weight:700;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:15px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto}
.accordion-item{
  background:#fff;border:1px solid var(--border)!important;border-radius:var(--r-md)!important;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh1);
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--text);background:#fff;
  padding:20px 24px;box-shadow:none!important;border-radius:var(--r-md)!important;
}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--brand-50)}
.accordion-button::after{
  background-image:none;
  content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  width:24px;height:24px;display:grid;place-items:center;
  color:var(--brand-500);font-size:14px;transition:transform var(--t);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand-700)}
.accordion-body{padding:4px 24px 22px;font-size:16px;color:var(--text-2);line-height:1.9}

/* ---------- CTA ---------- */
.cta-wrap{padding:8px 0 88px}
.cta-box{
  position:relative;overflow:hidden;border-radius:24px;
  background:linear-gradient(120deg,#0B2A5B 0%,#1748A8 60%,#1E6BE6 100%);
  padding:52px 48px;display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;
  box-shadow:var(--sh2);
}
.cta-box::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),rgba(255,255,255,0) 70%);
  pointer-events:none;
}
.cta-box h2{color:#fff;font-size:28px;margin-bottom:12px}
.cta-box p{color:rgba(255,255,255,.78);font-size:16px;max-width:560px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:18px}
.cta-points li{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.9);font-size:15px}
.cta-points i{color:var(--mint);font-size:14px}
.cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:2}
.btn-light-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:var(--r-pill);background:#fff;color:var(--brand-700);font-weight:600;font-size:16px;
  transition:transform var(--t),box-shadow var(--t);
}
.btn-light-cta:hover{color:var(--brand-700);transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.22)}
.btn-ghost-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:var(--r-pill);border:1.5px solid rgba(255,255,255,.62);color:#fff;font-weight:600;font-size:16px;
  transition:background var(--t),border-color var(--t);
}
.btn-ghost-cta:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:320px}
.footer-social{display:flex;gap:12px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);transition:var(--t);
}
.footer-social a:hover{background:var(--brand-500);color:#fff}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:#fff}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:28px;bottom:32px;width:46px;height:46px;border-radius:14px;
  background:#fff;color:var(--brand-500);border:1px solid var(--border);
  display:grid;place-items:center;box-shadow:var(--sh2);z-index:1020;
  opacity:0;visibility:hidden;transition:var(--t);
}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--brand-500);color:#fff;border-color:var(--brand-500)}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tabbar{display:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-search input{width:120px}
}
@media (max-width:1024px){
  h1{font-size:34px}
  .page-head h1{font-size:30px}
  .hub-layout{grid-template-columns:1fr;gap:24px}
  .hub-side{position:static}
  .side-list{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
  .side-list li{flex:0 0 auto}
  .side-list li a{white-space:nowrap;padding:10px 16px;background:#F4F8FE}
  .side-card{padding:18px}
  .side-foot{display:none}
  .topic-card.wide{grid-column:span 3;flex-direction:column}
  .topic-card.wide .topic-media{width:100%;flex:none;aspect-ratio:16/9}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::before{display:none}
  .glance-grid{grid-template-columns:repeat(2,1fr);gap:18px 16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:991.98px){
  .container{padding:0 24px}
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-icon-btn{display:inline-flex}
  .section{padding:56px 0}
  .cta-box{grid-template-columns:1fr;padding:40px 32px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .cta-actions a{flex:1 1 200px}
}
@media (max-width:767.98px){
  body{padding-bottom:76px;font-size:16px}
  h1{font-size:28px}
  h2{font-size:24px}
  h3{font-size:19px}
  .container{padding:0 16px}
  .nav-inner{height:56px;gap:12px}
  .brand-text{font-size:17px}
  .nav-right .btn-sm-brand{display:none}
  .page-head{min-height:auto}
  .page-head .container{padding-top:20px;padding-bottom:26px}
  .page-head h1{font-size:24px}
  .page-lead{font-size:15px}
  .section{padding:44px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .section-head h2{font-size:22px}
  .glance{padding:22px 0 0}
  .glance-grid{grid-template-columns:1fr 1fr;padding:18px}
  .glance-num{font-size:18px}
  .glance-label{font-size:13px}
  .list-row{flex-direction:column;gap:14px;padding:16px}
  .list-thumb{width:100%;height:auto;flex:none;aspect-ratio:16/9}
  .topic-grid{grid-template-columns:1fr}
  .topic-card.wide{grid-column:span 1}
  .steps{grid-template-columns:1fr;gap:14px}
  .cta-wrap{padding:4px 0 64px}
  .cta-box{padding:32px 22px;border-radius:20px}
  .cta-box h2{font-size:22px}
  .cta-actions{flex-direction:column}
  .cta-actions a{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding-bottom:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .to-top{right:16px;bottom:84px;width:42px;height:42px}
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;height:60px;z-index:1040;
    background:#fff;border-top:1px solid var(--border);
    box-shadow:0 -4px 16px rgba(13,42,90,.06);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-tabbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    font-size:10px;color:var(--text-3);position:relative;
  }
  .mobile-tabbar a i{font-size:21px;line-height:1}
  .mobile-tabbar a.active{color:var(--brand-500)}
  .mobile-tabbar a.active::before{
    content:"";position:absolute;top:0;width:26px;height:4px;
    border-radius:0 0 4px 4px;background:var(--brand-500);
  }
  .accordion-button{padding:16px 18px;font-size:16px}
  .accordion-body{padding:2px 18px 18px;font-size:15px}
}
@media (max-width:520px){
  .glance-grid{grid-template-columns:1fr}
  .cta-points{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
  .topic-card:hover,.headline-card:hover,.btn-brand:hover{transform:none}
  .topic-card:hover .topic-media img,.headline-card:hover .headline-media img,.list-row:hover .list-thumb img{transform:none}
}

/* roulang page: category4 */
:root{
  --brand-500:#1E6BE6;
  --brand-700:#1449A6;
  --brand-900:#0B2A5B;
  --brand-50:#EAF1FB;
  --brand-100:#E6F0FF;
  --accent:#FF7A2F;
  --mint:#17B8A6;
  --page:#F4F7FC;
  --card:#FFFFFF;
  --section:#EDF3FB;
  --border:#E2EAF4;
  --line:#EFF4FA;
  --t1:#0E1B2E;
  --t2:#46586F;
  --t3:#8494A8;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sh1:0 2px 8px rgba(13,42,90,.05);
  --sh2:0 8px 24px rgba(13,42,90,.08);
  --sh3:0 16px 36px rgba(13,42,90,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--t1);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
body{padding-bottom:0;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:var(--brand-500);transition:color .2s var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em;color:var(--t1);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.site-header.scrolled{
  background:#fff;
  box-shadow:var(--sh1);
  border-bottom-color:var(--border);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:72px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand-500),var(--mint));
  color:#fff;display:grid;place-items:center;font-size:15px;
  box-shadow:0 8px 18px rgba(30,107,230,.26);
}
.brand-text{font-size:20px;font-weight:700;color:var(--brand-900);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:6px;}
.nav-link-item{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--t2);
  padding:4px 0;
  display:inline-block;
}
.nav-link-item::after{
  content:"";
  position:absolute;left:0;bottom:-2px;
  height:2px;width:0;border-radius:2px;
  background:var(--brand-500);
  transition:width .2s var(--ease);
}
.nav-link-item:hover{color:var(--brand-500);}
.nav-link-item:hover::after{width:100%;}
.nav-link-item.active{color:var(--brand-500);}
.nav-link-item.active::after{width:100%;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:42px;width:240px;padding:0 16px;
  background:#F4F8FE;border:1px solid var(--border);border-radius:var(--r-pill);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(30,107,230,.12);}
.nav-search i{font-size:13px;color:var(--t3);}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--t1);font-family:inherit;
}
.nav-search input::placeholder{color:var(--t3);}
.nav-icon-btn{
  display:none;
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--brand-500);
  align-items:center;justify-content:center;font-size:15px;
  transition:all .2s var(--ease);
}
.nav-icon-btn:hover{background:var(--brand-50);border-color:var(--brand-500);}

/* ---------- buttons ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:0;border-radius:var(--r-pill);
  background:var(--brand-500);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 8px 20px rgba(30,107,230,.24);
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  cursor:pointer;
}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh2);}
.btn-brand:active{transform:translateY(0);}
.btn-sm-brand{height:40px;padding:0 18px;font-size:14px;}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  background:#fff;color:var(--brand-500);border:1.5px solid var(--brand-500);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-line:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sh2);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--brand-500);background:none;border:0;padding:0;
}
.btn-ghost i{transition:transform .2s var(--ease);}
.btn-ghost:hover{color:var(--brand-700);}
.btn-ghost:hover i{transform:translateX(3px);}
.btn-on-dark{
  background:#fff;color:var(--brand-700);box-shadow:0 10px 24px rgba(5,20,45,.28);
}
.btn-on-dark:hover{background:#F2F7FF;color:var(--brand-900);}
.btn-line-dark{
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);
}
.btn-line-dark:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}

/* ---------- badges ---------- */
.badge-mint{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:8px;
  background:rgba(23,184,166,.12);color:#0F7F72;
  font-size:12px;font-weight:600;line-height:1;
}
.badge-orange{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:8px;
  background:rgba(255,122,47,.12);color:#C9541A;
  font-size:12px;font-weight:600;line-height:1;
}
.badge-blue{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:8px;
  background:rgba(30,107,230,.1);color:var(--brand-700);
  font-size:12px;font-weight:600;line-height:1;
}
.status-dot{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--t2);
}
.status-dot::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--mint);box-shadow:0 0 0 4px rgba(23,184,166,.16);
}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  padding:52px 0 72px;
  background-image:linear-gradient(100deg,rgba(244,247,252,.99) 0%,rgba(244,247,252,.92) 42%,rgba(244,247,252,.62) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover,cover;
  background-position:center,center;
  background-repeat:no-repeat;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;right:-120px;bottom:-160px;
  width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,107,230,.35),rgba(30,107,230,0) 68%);
  pointer-events:none;
}
.hero-content{position:relative;z-index:2;}
.breadcrumb-wrap{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--t3);margin-bottom:18px;flex-wrap:wrap;
}
.breadcrumb-wrap a{color:var(--t3);}
.breadcrumb-wrap a:hover{color:var(--brand-500);}
.breadcrumb-wrap .sep{color:#C3CFDE;}
.breadcrumb-wrap .current{color:var(--brand-500);font-weight:500;}
.page-hero h1{
  font-size:40px;
  line-height:1.3;
  margin:16px 0 18px;
  max-width:760px;
}
.hero-lead{
  font-size:17px;
  color:var(--t2);
  max-width:640px;
  line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:28px;
  margin-top:30px;padding-top:24px;
  border-top:1px solid var(--border);
}
.hero-fact{font-size:14px;color:var(--t2);display:flex;flex-direction:column;gap:2px;}
.hero-fact strong{
  font-size:20px;color:var(--brand-900);font-weight:700;
  font-variant-numeric:tabular-nums;
}
.hero-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh2);
  background:var(--brand-50);
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}

/* ---------- sections ---------- */
.section{padding:80px 0;}
.section-alt{background:var(--section);}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{font-size:32px;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--t2);}
.section-head-row{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:40px;flex-wrap:wrap;
}
.section-head-row .section-head{margin-bottom:0;}

/* ---------- quick cards ---------- */
.quick-card{
  background:var(--card);
  border-radius:var(--r-md);
  box-shadow:var(--sh1);
  padding:26px 22px;
  height:100%;
  border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.quick-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(30,107,230,.2);}
.quick-ico{
  width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--brand-50);color:var(--brand-500);
  font-size:18px;margin-bottom:16px;
}
.quick-card h3{font-size:19px;margin-bottom:10px;}
.quick-card p{font-size:14.5px;color:var(--t2);line-height:1.85;}

/* ---------- faq ---------- */
.faq-panel{
  background:var(--card);
  border-radius:var(--r-lg);
  box-shadow:var(--sh1);
  padding:8px 24px;
}
.faq-panel-head{padding:22px 0 16px;border-bottom:1px solid var(--line);}
.faq-panel-head h2{font-size:24px;}
.faq-panel-head p{font-size:14px;color:var(--t3);margin-top:6px;}
.faq-accordion .accordion-item{
  border:0;border-bottom:1px solid var(--line);
  background:transparent;border-radius:0;
}
.faq-accordion .accordion-item:last-child{border-bottom:0;}
.faq-accordion .accordion-button{
  width:100%;
  font-size:17px;font-weight:600;color:var(--t1);
  background:transparent;border:0;box-shadow:none;
  padding:20px 46px 20px 0;border-radius:0;
  line-height:1.6;text-align:left;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand-500);background:transparent;box-shadow:none;
}
.faq-accordion .accordion-button:focus{box-shadow:none;border:0;}
.faq-accordion .accordion-button::after{
  content:"+";
  flex:0 0 auto;
  width:26px;height:26px;
  background-image:none!important;
  background:rgba(30,107,230,.08);
  color:var(--brand-500);
  border-radius:8px;
  display:grid;place-items:center;
  font-size:18px;font-weight:600;line-height:1;
  margin-left:auto;
  transition:transform .2s var(--ease),background .2s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  content:"−";
  transform:rotate(180deg);
  background:rgba(30,107,230,.14);
}
.faq-accordion .accordion-body{
  padding:0 46px 22px 0;
  font-size:15px;color:var(--t2);line-height:1.9;
}

/* ---------- form ---------- */
.form-card{
  background:var(--card);
  border-radius:var(--r-lg);
  box-shadow:var(--sh2);
  padding:28px 26px 26px;
}
.form-card h2{font-size:22px;margin-bottom:8px;}
.form-card > p{font-size:14px;color:var(--t3);margin-bottom:20px;}
.form-field{margin-bottom:16px;}
.form-field label{
  display:block;font-size:14px;font-weight:600;color:var(--t2);
  margin-bottom:8px;
}
.form-field label .req{
  display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--accent);vertical-align:middle;margin-left:6px;
}
.form-control,.form-select{
  width:100%;
  height:48px;
  border-radius:var(--r-sm);
  border:1px solid var(--border);
  padding:0 16px;
  font-size:15px;
  font-family:inherit;
  color:var(--t1);
  background:#fff;
  box-shadow:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.form-control::placeholder{color:#A9B6C7;}
.form-control:focus,.form-select:focus{
  border-color:var(--brand-500);
  box-shadow:0 0 0 4px rgba(30,107,230,.12);
  outline:none;
}
textarea.form-control{
  height:auto;min-height:150px;
  padding:12px 16px;line-height:1.8;resize:vertical;
}
.form-tip{
  display:none;
  align-items:center;gap:10px;
  margin-top:14px;padding:12px 16px;
  border-radius:var(--r-sm);
  background:rgba(23,184,166,.1);
  color:#0F7F72;font-size:14px;
}
.form-tip.show{display:flex;}
.form-note{font-size:13px;color:var(--t3);margin-top:14px;line-height:1.8;}

/* ---------- timeline ---------- */
.timeline{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  position:relative;
  margin-top:8px;
}
.timeline::before{
  content:"";position:absolute;top:24px;left:10%;right:10%;
  height:1px;background:var(--border);
}
.tl-item{position:relative;z-index:1;text-align:center;padding:0 8px;}
.tl-dot{
  width:48px;height:48px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-500);
  color:var(--brand-500);font-weight:700;font-size:16px;
  display:grid;place-items:center;
  margin:0 auto 16px;
  box-shadow:0 6px 16px rgba(30,107,230,.14);
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:17px;margin-bottom:8px;}
.tl-item p{font-size:14px;color:var(--t2);line-height:1.8;}

/* ---------- metric band ---------- */
.metric-band{
  background:linear-gradient(120deg,#0B2A5B 0%,#1748A8 58%,#1E6BE6 100%);
  border-radius:24px;
  padding:52px 48px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.metric-band::after{
  content:"";
  position:absolute;right:-90px;bottom:-120px;
  width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 0 0 42px rgba(255,255,255,.05);
  pointer-events:none;
}
.metric-band h2{color:#fff;font-size:28px;margin-bottom:12px;}
.metric-band .band-lead{color:rgba(255,255,255,.78);font-size:15px;max-width:620px;margin-bottom:36px;}
.metric-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;z-index:2;
}
.metric-item{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-md);
  padding:22px 20px;
}
.metric-item strong{
  display:block;font-size:26px;font-weight:700;line-height:1.2;
  color:#fff;font-variant-numeric:tabular-nums;
}
.metric-item span{display:block;font-size:13.5px;color:rgba(255,255,255,.72);margin-top:8px;}

/* ---------- cta ---------- */
.cta-wrap{padding:0 0 88px;}
.cta-band{
  background:linear-gradient(120deg,#0B2A5B 0%,#1748A8 60%,#1E6BE6 100%);
  border-radius:24px;
  padding:52px 48px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;right:-60px;top:-80px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),rgba(255,255,255,0) 70%);
  pointer-events:none;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;max-width:560px;}
.cta-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;}
.cta-points span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:rgba(255,255,255,.86);
}
.cta-points i{color:#7FE3D6;font-size:13px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}

/* ---------- mobile tab ---------- */
.mobile-tab{
  display:none;
  position:fixed;left:0;right:0;bottom:0;
  z-index:1040;
  background:#fff;
  border-top:1px solid var(--border);
  box-shadow:0 -4px 16px rgba(13,42,90,.06);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab .tab-item{
  flex:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  height:60px;
  color:var(--t3);
  font-size:10px;
  position:relative;
  transition:color .2s var(--ease);
}
.mobile-tab .tab-item i{font-size:19px;}
.mobile-tab .tab-item.active{color:var(--brand-500);}
.mobile-tab .tab-item.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:22px;height:3px;border-radius:0 0 3px 3px;background:var(--brand-500);
}
.mobile-tab .tab-item:hover{color:var(--brand-500);}

/* ---------- to top ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:1035;
  width:46px;height:46px;border-radius:14px;
  background:#fff;color:var(--brand-500);
  display:grid;place-items:center;
  box-shadow:var(--sh2);
  border:1px solid var(--border);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-500);color:#fff;border-color:var(--brand-500);}

/* ---------- footer ---------- */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:340px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.78);
  font-size:15px;
  transition:all .2s var(--ease);
}
.footer-social a:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px);}
.footer-col h4{
  font-size:15px;color:#fff;font-weight:600;margin-bottom:18px;
}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{
  font-size:14px;color:rgba(255,255,255,.66);
}
.footer-col ul li a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px 28px;
  justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:34px;}
}
@media (max-width:991px){
  .container{padding-left:24px;padding-right:24px;}
  .main-nav{display:none;}
  .nav-search{width:200px;}
  .section{padding:64px 0;}
  .page-hero{padding:44px 0 56px;}
  .page-hero h1{font-size:32px;}
  .section-head h2{font-size:26px;}
  .metric-band{padding:40px 32px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .timeline{grid-template-columns:repeat(2,1fr);gap:32px 20px;}
  .timeline::before{display:none;}
  .tl-item{text-align:left;}
  .tl-dot{margin:0 0 14px;}
  .cta-band h2{font-size:24px;}
  .metric-band h2{font-size:24px;}
}
@media (max-width:767px){
  body{padding-bottom:76px;}
  .site-header .nav-inner{height:56px;gap:12px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:32px;height:32px;border-radius:10px;font-size:14px;}
  .nav-search{display:none;}
  .nav-icon-btn{display:inline-flex;}
  .main-nav{display:none;}
  .mobile-tab{display:flex;}
  .btn-sm-brand{height:36px;padding:0 14px;font-size:13px;}
  .page-hero{padding:32px 0 44px;}
  .page-hero h1{font-size:26px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-brand,.hero-actions .btn-line{width:100%;}
  .hero-facts{gap:18px;}
  .section{padding:48px 0;}
  .section-head h2{font-size:22px;}
  .quick-card{padding:22px 18px;}
  .faq-panel{padding:6px 18px;}
  .faq-accordion .accordion-button{font-size:16px;padding-right:38px;}
  .faq-accordion .accordion-body{padding-right:0;}
  .form-card{padding:22px 18px;}
  .metric-band{padding:32px 22px;border-radius:20px;}
  .metric-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .metric-item{padding:18px 16px;}
  .metric-item strong{font-size:22px;}
  .cta-band{padding:32px 22px;border-radius:20px;}
  .cta-actions .btn-brand,.cta-actions .btn-line{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:34px;}
  .site-footer{padding-top:48px;padding-bottom:8px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .to-top{right:16px;bottom:84px;}
  .timeline{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px;}
  .page-hero h1{font-size:24px;}
  .metric-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  .quick-card:hover,.btn-brand:hover,.btn-line:hover,.footer-social a:hover{transform:none;}
}