/* roulang page: index */
:root{
  --c-primary:#0F4C81;
  --c-primary-700:#0A3A63;
  --c-primary-100:#E7EFF7;
  --c-accent:#FF7A2F;
  --c-accent-700:#E0621B;
  --c-live:#17A67A;
  --c-ink:#0B1B2B;
  --c-ink-2:#44566B;
  --c-line:#DCE4EE;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FB;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --sh-1:0 2px 4px rgba(11,27,43,.04),0 12px 28px rgba(11,27,43,.06);
  --sh-2:0 6px 12px rgba(11,27,43,.06),0 20px 40px rgba(11,27,43,.10);
  --sp:96px;
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
h1,h2,h3,h4{
  margin:0 0 12px;
  color:var(--c-ink);
  font-family:var(--font);
  line-height:1.3;
  letter-spacing:0;
  text-rendering:optimizeLegibility;
}
h1{font-size:clamp(28px,4.2vw,44px);font-weight:700;line-height:1.25;}
h2{font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.35;}
h3{font-size:20px;font-weight:600;line-height:1.5;}
h4{font-size:17px;font-weight:600;line-height:1.5;}
p{margin:0 0 18px;max-width:760px;}
p:last-child{margin-bottom:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-700);}
img{max-width:100%;display:block;border-radius:var(--r-img);}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--c-ink);}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.grid-container.full{max-width:100%;padding:0;}
.section{padding:var(--sp) 0;}
.section-soft{background:var(--c-bg-soft);}
.section-line{border-top:1px solid var(--c-line);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-100);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:16px;
}
.section-title{margin-bottom:14px;}
.section-desc{color:var(--c-ink-2);font-size:16px;max-width:700px;}
.section-head.center .section-desc{margin-left:auto;margin-right:auto;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;
  border-radius:var(--r-btn);
  font-size:16px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
  line-height:1.2;
  text-align:center;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,47,.28);}
.btn-primary:hover,.btn-primary:focus{background:var(--c-accent-700);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,122,47,.34);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover,.btn-outline:focus{background:var(--c-primary-100);color:var(--c-primary-700);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-line);box-shadow:var(--sh-1);}
.btn-ghost:hover{background:var(--c-primary-100);color:var(--c-primary-700);}
.btn-block{width:100%;}
.btn-lg{padding:16px 34px;font-size:17px;}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  font-size:13px;font-weight:600;line-height:1.6;
  background:var(--c-primary-100);color:var(--c-primary);
}
.badge-live{background:rgba(23,166,122,.12);color:#0E7B5A;}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-live);margin-right:6px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(11,27,43,.06);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);flex-shrink:0;}
.brand:hover{color:var(--c-primary);}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary) 0%,#1B6BAE 100%);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:16px;flex-shrink:0;
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.2px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{
  position:relative;
  padding:8px 14px;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  border-radius:8px;
  white-space:nowrap;
}
.main-nav a:hover{color:var(--c-primary);background:var(--c-bg-soft);}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:2px;
  background:var(--c-primary);border-radius:2px;
}
.header-cta{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.header-cta .btn{padding:10px 22px;font-size:15px;border-radius:999px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-primary);
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{background:var(--c-primary-100);}
.nav-mask{
  position:fixed;inset:0;background:rgba(11,27,43,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.nav-mask.is-open{opacity:1;visibility:visible;}
.nav-panel{
  position:fixed;top:0;right:0;height:100%;width:320px;max-width:86vw;
  background:#fff;z-index:80;
  transform:translateX(102%);
  transition:transform .28s ease;
  display:flex;flex-direction:column;
  padding:24px 22px 22px;
  box-shadow:-12px 0 34px rgba(11,27,43,.14);
}
.nav-panel.is-open{transform:translateX(0);}
.nav-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.nav-panel-title{font-weight:700;color:var(--c-ink);font-size:16px;}
.nav-panel-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);background:#fff;color:var(--c-primary);}
.nav-panel-links{display:flex;flex-direction:column;margin-bottom:auto;}
.nav-panel-links a{
  font-size:18px;line-height:56px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
  padding:0 4px;
}
.nav-panel-links a:hover,.nav-panel-links a.is-active{color:var(--c-primary);}
.nav-panel-foot{padding-top:18px;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:76px 0 84px;
  background:linear-gradient(180deg,#F7FAFD 0%,#FFFFFF 100%);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,76,129,.10) 0%,rgba(15,76,129,0) 68%);
  pointer-events:none;
}
.hero-grid{row-gap:44px;}
.hero-copy{position:relative;z-index:2;}
.hero h1{margin-bottom:18px;}
.hero h1 .hl{color:var(--c-primary);}
.hero-sub{font-size:18px;line-height:1.7;color:var(--c-ink-2);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-points{display:flex;flex-wrap:wrap;gap:14px 40px;padding-top:26px;border-top:1px solid var(--c-line);}
.hero-point{min-width:120px;}
.hero-point strong{display:block;font-size:26px;font-weight:700;color:var(--c-primary);line-height:1.2;}
.hero-point span{font-size:14px;color:var(--c-ink-2);}
.hero-media{position:relative;z-index:2;}
.hero-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-img);border:1px solid var(--c-line);box-shadow:var(--sh-2);
}
.hero-media-card{
  position:absolute;left:24px;bottom:24px;right:24px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--c-line);
  border-radius:12px;
  padding:14px 18px;
  display:flex;align-items:center;gap:12px;
  backdrop-filter:blur(6px);
  box-shadow:var(--sh-1);
}
.hero-media-card i{color:var(--c-accent);font-size:18px;}
.hero-media-card span{font-size:14px;color:var(--c-ink);font-weight:500;}

/* ---------- highlights ---------- */
.highlights{padding:0 0 8px;}
.highlight-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:var(--c-bg-soft);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
}
.highlight-item{
  padding:28px 26px;
  border-right:1px solid var(--c-line);
  transition:background-color .2s ease;
}
.highlight-item:last-child{border-right:none;}
.highlight-item:hover{background:#fff;}
.highlight-icon{
  width:42px;height:42px;border-radius:12px;
  background:#fff;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  color:var(--c-primary);font-size:17px;margin-bottom:14px;
}
.highlight-item h3{font-size:16px;margin-bottom:6px;}
.highlight-item p{font-size:14px;margin:0;color:var(--c-ink-2);max-width:none;}

/* ---------- timeline ---------- */
.timeline{position:relative;max-width:900px;}
.timeline::before{
  content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;background:var(--c-line);
}
.tl-item{position:relative;padding-left:64px;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  position:absolute;left:0;top:2px;width:40px;height:40px;border-radius:50%;
  background:#fff;border:2px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:var(--c-ink-2);
}
.tl-item.is-current .tl-node{background:var(--c-accent);border-color:var(--c-accent);color:#fff;box-shadow:0 0 0 6px rgba(255,122,47,.14);}
.tl-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 26px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease;
}
.tl-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.tl-item.is-current .tl-card{border-color:rgba(255,122,47,.5);}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;margin-bottom:8px;font-size:14px;color:var(--c-ink-2);}
.tl-meta .tl-time{font-weight:600;color:var(--c-primary);}
.tl-card h3{margin-bottom:6px;font-size:18px;}
.tl-card p{margin:0;font-size:15px;max-width:640px;}

/* ---------- feature grid ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feature-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.feature-card img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:0;border-bottom:1px solid var(--c-line);}
.feature-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.feature-body h3{font-size:17px;margin-bottom:8px;}
.feature-body p{font-size:14px;margin-bottom:14px;color:var(--c-ink-2);}
.feature-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary);}
.feature-link i{font-size:12px;margin-left:4px;transition:transform .2s ease;}
.feature-link:hover i{transform:translateX(4px);}

/* ---------- stats band ---------- */
.stats-band{
  background:var(--c-primary);color:#fff;border-radius:var(--r-card);
  padding:44px 40px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
}
.stat-item strong{display:block;font-size:30px;font-weight:700;color:#fff;line-height:1.2;margin-bottom:6px;}
.stat-item span{font-size:14px;color:rgba(255,255,255,.78);}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan-card{
  position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.plan-card.is-featured{border-color:var(--c-accent);box-shadow:var(--sh-2);padding-top:38px;}
.plan-card.is-featured::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--c-accent);border-radius:var(--r-card) var(--r-card) 0 0;}
.plan-flag{
  position:absolute;top:14px;right:18px;
  background:var(--c-accent);color:#fff;font-size:12px;font-weight:600;
  padding:3px 10px;border-radius:999px;
}
.plan-card h3{font-size:18px;margin-bottom:6px;}
.plan-note{font-size:14px;color:var(--c-ink-2);margin-bottom:16px;}
.plan-price{font-size:15px;color:var(--c-ink-2);margin-bottom:20px;}
.plan-price strong{font-size:30px;color:var(--c-ink);font-weight:700;margin-right:4px;}
.plan-list{margin-bottom:26px;}
.plan-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;padding:9px 0;border-bottom:1px dashed var(--c-line);}
.plan-list li:last-child{border-bottom:none;}
.plan-list i{color:var(--c-live);font-size:14px;margin-top:5px;}
.plan-card .btn{margin-top:auto;}

/* ---------- cards / news ---------- */
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);height:100%;
  transition:transform .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-link{display:flex;flex-direction:column;height:100%;color:inherit;}
.card-link:hover{color:inherit;}
.card-cover{position:relative;}
.card-cover img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:0;}
.badge-float{
  position:absolute;left:14px;top:14px;
  background:rgba(255,255,255,.94);color:var(--c-primary);
  padding:4px 12px;border-radius:999px;font-size:13px;font-weight:600;
  backdrop-filter:blur(4px);
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card-title{
  font-size:17px;line-height:1.5;margin-bottom:8px;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.card:hover .card-title{color:var(--c-primary);}
.card-text{
  font-size:14px;color:var(--c-ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-2);
  padding-top:14px;border-top:1px solid var(--c-line);
}
.meta-more{color:var(--c-primary);font-weight:600;}
.news-grid{row-gap:24px;}
.list-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:40px;}
.text-link{font-weight:600;font-size:15px;color:var(--c-primary);border-bottom:1px solid transparent;padding-bottom:2px;}
.text-link:hover{border-bottom-color:var(--c-primary);}
.empty-state{
  min-height:240px;border:1px dashed var(--c-line);border-radius:var(--r-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--c-bg-soft);text-align:center;padding:36px 24px;
}
.empty-state i{font-size:30px;color:var(--c-primary);opacity:.7;}
.empty-state p{margin:0;font-size:15px;color:var(--c-ink-2);}

/* ---------- voices ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.voice-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 26px 24px;box-shadow:var(--sh-1);
}
.voice-card p{font-size:15px;color:var(--c-ink-2);margin-bottom:18px;}
.voice-user{display:flex;align-items:center;gap:12px;}
.voice-avatar{
  width:42px;height:42px;border-radius:50%;background:var(--c-primary-100);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;
}
.voice-name{font-size:15px;font-weight:600;color:var(--c-ink);}
.voice-role{font-size:13px;color:var(--c-ink-2);}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:340px 1fr;gap:56px;align-items:start;}
.faq-aside{background:var(--c-bg-soft);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px;}
.faq-aside h3{font-size:18px;margin-bottom:10px;}
.faq-aside p{font-size:15px;color:var(--c-ink-2);margin-bottom:18px;}
.faq-aside .btn{margin-bottom:10px;}
.accordion{border:none;background:transparent;}
.accordion-item{border:1px solid var(--c-line);border-radius:12px;margin-bottom:12px;background:#fff;overflow:hidden;}
.accordion-title{
  font-size:17px;font-weight:600;color:var(--c-ink);
  padding:18px 52px 18px 22px;border:none;background:#fff;position:relative;line-height:1.6;
}
.accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--c-primary);transition:transform .25s ease;border:none;width:auto;height:auto;margin:0;
}
.accordion-title[aria-expanded="true"]::before{transform:translateY(-50%) rotate(180deg);}
.accordion-title:hover{background:var(--c-bg-soft);color:var(--c-primary);}
.accordion-content{padding:0 22px 20px;border:none!important;background:#fff;}
.accordion-content p{font-size:15px;margin:0;max-width:640px;}
.accordion-item.is-active{border-color:rgba(15,76,129,.34);box-shadow:var(--sh-1);}

/* ---------- cta + form ---------- */
.cta-section{background:var(--c-bg-soft);border-top:1px solid var(--c-line);}
.cta-box{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);overflow:hidden;
  display:grid;grid-template-columns:1fr 1fr;
}
.cta-copy{padding:48px 44px;background:linear-gradient(160deg,#0F4C81 0%,#123E63 100%);color:#fff;}
.cta-copy h2{color:#fff;margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.84);font-size:16px;margin-bottom:24px;}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.9);padding:7px 0;}
.cta-list i{color:var(--c-accent);margin-top:5px;font-size:13px;}
.cta-form{padding:44px 44px;background:#fff;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:10px;background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:88px;padding:12px 14px;line-height:1.6;resize:vertical;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#44566B 50%),linear-gradient(135deg,#44566B 50%,transparent 50%);background-position:calc(100% - 20px) 19px,calc(100% - 14px) 19px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,76,129,.12);outline:none;}
.form-note{font-size:13px;color:var(--c-ink-2);margin:12px 0 0;line-height:1.7;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px;}

/* ---------- footer ---------- */
.site-footer{background:#0B1B2B;color:rgba(255,255,255,.68);padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.footer-brand .brand-text{color:#fff;font-size:17px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:600;}
.site-footer p{color:rgba(255,255,255,.66);font-size:14px;max-width:320px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.72);}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-info li{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px;color:rgba(255,255,255,.72);}
.footer-info i{color:var(--c-accent);margin-top:4px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .main-nav a{padding:8px 10px;font-size:14px;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .highlight-row{grid-template-columns:repeat(2,1fr);}
  .highlight-item:nth-child(2){border-right:none;}
  .highlight-item:nth-child(1),.highlight-item:nth-child(2){border-bottom:1px solid var(--c-line);}
  .stats-band{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .voice-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:1023px){
  :root{--sp:72px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-cta .btn{display:none;}
  .compare-grid{grid-template-columns:1fr;}
  .cta-box{grid-template-columns:1fr;}
  .cta-copy{padding:40px 32px;}
  .cta-form{padding:36px 32px;}
}
@media (max-width:767px){
  :root{--sp:56px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .header-inner{height:64px;}
  .brand-text{font-size:16px;}
  .hero{padding:52px 0 60px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-points{gap:16px 24px;}
  .hero-point strong{font-size:22px;}
  .highlight-row{grid-template-columns:1fr;}
  .highlight-item{border-right:none;border-bottom:1px solid var(--c-line);}
  .highlight-item:last-child{border-bottom:none;}
  .feature-grid{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:1fr;padding:34px 26px;gap:22px;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .section-head{margin-bottom:32px;}
  .timeline::before{left:15px;}
  .tl-item{padding-left:52px;}
  .tl-node{width:32px;height:32px;font-size:13px;}
  .tl-card{padding:18px 20px;}
  .cta-copy{padding:32px 24px;}
  .cta-form{padding:28px 24px;}
  .faq-aside{padding:22px;}
}
@media (max-width:520px){
  .hero-media-card{position:static;margin-top:14px;left:auto;right:auto;bottom:auto;}
  .plan-card{padding:24px 20px;}
  .card-body{padding:18px;}
}

/* roulang page: article */
:root{
  --c-primary:#0F4C81;
  --c-primary-700:#0A3A63;
  --c-primary-100:#E7EFF7;
  --c-accent:#FF7A2F;
  --c-accent-700:#E0621B;
  --c-live:#17A67A;
  --c-ink:#0B1B2B;
  --c-ink-2:#44566B;
  --c-line:#DCE4EE;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FB;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --shadow-1:0 2px 4px rgba(11,27,43,.04),0 12px 28px rgba(11,27,43,.06);
  --shadow-2:0 6px 12px rgba(11,27,43,.06),0 20px 40px rgba(11,27,43,.10);
  --font-base:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font-base);
  font-size:16px;line-height:1.75;color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-family:var(--font-base);font-weight:700;line-height:1.32}
p{margin:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary-700)}
img{max-width:100%;display:block;border:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:4px}
.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
@media (max-width:640px){.grid-container{padding-left:16px;padding-right:16px}}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(11,27,43,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-size:15px;flex-shrink:0;
}
.brand-text{font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.main-nav a{position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);padding:6px 0;white-space:nowrap}
.main-nav a:hover{color:var(--c-primary)}
.main-nav a.is-active{color:var(--c-primary);font-weight:600}
.main-nav a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--c-primary);
}
.header-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-primary);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:var(--c-primary-100)}
@media (max-width:1023px){
  .main-nav{display:none}
  .nav-toggle{display:inline-grid;place-items:center}
  .header-cta .btn{display:none}
}
.nav-mask{
  position:fixed;inset:0;background:rgba(11,27,43,.45);opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;z-index:70;
}
.nav-mask.is-open{opacity:1;visibility:visible}
.nav-panel{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .3s ease;box-shadow:-12px 0 34px rgba(11,27,43,.16);
  padding:24px 22px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.nav-panel.is-open{transform:none}
.nav-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.nav-panel-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);background:#fff;
  color:var(--c-ink-2);cursor:pointer;font-size:16px;
}
.nav-panel a{
  font-size:17px;font-weight:500;color:var(--c-ink);line-height:56px;border-bottom:1px solid var(--c-line);
}
.nav-panel a.is-active{color:var(--c-primary);font-weight:600}
.nav-panel .btn{margin-top:20px;width:100%;justify-content:center;line-height:1.2}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-700);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(224,98,27,.28)}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-100);color:var(--c-primary-700);transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:600;
  font-size:15px;padding:4px 0;text-underline-offset:4px;
}
.btn-text:hover{text-decoration:underline;color:var(--c-primary-700)}

/* ---------- Badge / Meta ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--c-primary-100);color:var(--c-primary);font-size:13px;font-weight:600;line-height:1.6;
}
.badge-live{background:rgba(23,166,122,.10);color:#0E7A59}
.dot{width:7px;height:7px;border-radius:50%;background:var(--c-live);display:inline-block}

/* ---------- Article hero ---------- */
.page-hero{
  background:linear-gradient(180deg,var(--c-bg-soft) 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--c-line);
  padding:30px 0 42px;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:#7C8CA0}
.breadcrumb a{color:#5C6F86}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb i{font-size:10px;color:#AEBBCB}
.breadcrumb .crumb-current{color:var(--c-ink-2);max-width:min(520px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{margin:20px 0 16px;font-size:clamp(26px,3.6vw,40px);line-height:1.28;max-width:920px;letter-spacing:-.2px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:14px;color:#63758B}
.article-meta i{color:var(--c-primary);margin-right:5px}

/* ---------- Layout ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:44px;padding:48px 0 72px}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:56px;padding:56px 0 88px}
}
.article-main{min-width:0}
.article-cover{
  margin:0 0 36px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);
  aspect-ratio:16/9;background:var(--c-bg-soft);
}
.article-cover img{width:100%;height:100%;object-fit:cover}

/* ---------- Article body ---------- */
.article-body{max-width:760px;font-size:16.5px;line-height:1.85;color:var(--c-ink-2);text-align:left}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 18px}
.article-body h2{font-size:clamp(21px,2.4vw,28px);line-height:1.4;margin:44px 0 16px;padding-left:14px;border-left:4px solid var(--c-primary)}
.article-body h3{font-size:19px;line-height:1.5;margin:34px 0 12px;color:var(--c-ink)}
.article-body h4{font-size:17px;margin:26px 0 10px}
.article-body ul,.article-body ol{margin:0 0 18px;padding:0}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--c-primary);
}
.article-body ol{counter-reset:oli}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:oli}
.article-body ol li::before{
  content:counter(oli);position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:6px;
  background:var(--c-primary-100);color:var(--c-primary);font-size:12px;font-weight:700;
  display:grid;place-items:center;line-height:1;
}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--c-bg-soft);
  border-left:3px solid var(--c-primary);border-radius:0 12px 12px 0;color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);border:1px solid var(--c-line);margin:22px auto;height:auto}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--c-ink);font-weight:700}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.article-body th{background:var(--c-bg-soft);color:var(--c-ink);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:36px 0}

/* ---------- Empty state ---------- */
.empty-state{
  min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;background:var(--c-bg-soft);border:1px dashed var(--c-line);
  border-radius:var(--r-card);padding:40px 24px;
}
.empty-state i{font-size:30px;color:#AEBBCB}
.empty-state p{font-size:16px;color:var(--c-ink-2)}

/* ---------- Tags / share ---------- */
.article-foot{
  max-width:760px;margin-top:44px;padding-top:24px;border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;padding:5px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);font-size:13px;
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary)}
.share-row{display:flex;align-items:center;gap:10px;font-size:14px;color:#63758B}
.share-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--c-line);background:#fff;
  color:var(--c-primary);display:grid;place-items:center;cursor:pointer;font-size:14px;
  transition:background-color .2s ease,transform .2s ease,border-color .2s ease;
}
.share-btn:hover{background:var(--c-primary-100);border-color:var(--c-primary);transform:translateY(-2px)}

/* ---------- Aside ---------- */
.article-aside{display:none}
@media (min-width:1024px){.article-aside{display:block}}
.aside-card{
  position:sticky;top:96px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-1);
}
.aside-card + .aside-card{margin-top:20px}
.aside-card h3{font-size:16px;margin-bottom:8px}
.aside-card p{font-size:14px;color:#63758B;line-height:1.75}
.aside-list{margin-top:16px;display:grid;gap:4px}
.aside-list a{
  display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--c-ink-2);
  padding:10px 12px;border-radius:10px;transition:background-color .2s ease,color .2s ease;
}
.aside-list a i{color:var(--c-primary);font-size:13px;width:16px;text-align:center}
.aside-list a:hover{background:var(--c-bg-soft);color:var(--c-primary)}
.aside-note{
  margin-top:18px;padding:14px 16px;background:var(--c-primary-100);border-radius:12px;
  font-size:13.5px;color:var(--c-primary);line-height:1.7;
}
.aside-cta{margin-top:18px}
.aside-cta .btn{width:100%;padding:12px 18px;font-size:14.5px}

/* ---------- Related ---------- */
.related{padding:0 0 88px;border-top:1px solid var(--c-line);padding-top:56px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,3vw,30px);line-height:1.35}
.section-head p{margin-top:8px;font-size:15px;color:#63758B}
.related-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#C9D6E6}
.card-media{position:relative;aspect-ratio:3/2;background:var(--c-bg-soft);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-media .badge{
  position:absolute;left:14px;top:14px;background:rgba(255,255,255,.92);
  color:var(--c-primary);backdrop-filter:blur(4px);
}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover .card-body h3{color:var(--c-primary)}
.card-body p{font-size:14.5px;color:#63758B;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:#8195AB}
.card-foot i{margin-right:6px}

/* ---------- CTA band ---------- */
.cta-band{background:var(--c-primary);border-radius:var(--r-card);padding:44px 36px;color:#fff;margin-bottom:80px}
.cta-band h2{color:#fff;font-size:clamp(22px,2.8vw,30px);margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.82);font-size:15.5px;max-width:640px;margin-bottom:24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-band .btn-outline{border-color:rgba(255,255,255,.7);color:#fff}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:#0B1B2B;color:#B9C7D6;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:40px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr}}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.85;margin-top:14px;color:#93A6BA;max-width:340px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#B9C7D6;font-size:14.5px}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-info{display:grid;gap:12px;font-size:14.5px;color:#B9C7D6}
.footer-info li{display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.footer-info i{color:var(--c-accent);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13.5px;color:#8195AB;
}
@media (max-width:640px){
  .site-footer{padding:48px 0 24px}
  .cta-band{padding:32px 22px;margin-bottom:56px}
  .related{padding-bottom:64px;padding-top:44px}
  .article-layout{padding:36px 0 56px;gap:36px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0F4C81;
  --c-primary-700:#0A3A63;
  --c-primary-100:#E7EFF7;
  --c-accent:#FF7A2F;
  --c-accent-700:#E0621B;
  --c-live:#17A67A;
  --c-ink:#0B1B2B;
  --c-ink-2:#44566B;
  --c-line:#DCE4EE;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FB;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:16px;
  --shadow-1:0 2px 4px rgba(11,27,43,.04),0 12px 28px rgba(11,27,43,.06);
  --shadow-2:0 6px 12px rgba(11,27,43,.06),0 20px 40px rgba(11,27,43,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-primary-700);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.35;color:var(--c-ink);letter-spacing:0;}
p{margin:0 0 18px;text-align:left;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.grid-container{max-width:1200px;width:100%;padding-left:24px;padding-right:24px;margin:0 auto;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 4px 18px rgba(11,27,43,.06);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:700;}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;flex:none;
}
.brand-text{font-size:17px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;}
.main-nav a{position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);padding:6px 0;}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary);}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.header-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-primary);font-size:17px;cursor:pointer;align-items:center;justify-content:center;
  transition:background-color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--c-primary-100);border-color:#C9DAEA;}
.nav-mask{display:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:all .22s ease;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,47,.24);}
.btn-primary:hover{background:var(--c-accent-700);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(224,98,27,.3);}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.btn-outline:hover{background:var(--c-primary-100);color:var(--c-primary-700);transform:translateY(-2px);}
.btn-ghost{color:var(--c-primary);padding:14px 0;font-weight:600;}
.btn-ghost:hover{text-decoration:underline;text-underline-offset:4px;color:var(--c-primary-700);}
.btn-light{background:#fff;color:var(--c-primary);}
.btn-light:hover{background:var(--c-primary-100);color:var(--c-primary-700);transform:translateY(-2px);}
.btn-block{width:100%;}

/* ---------- 分类页窄幅头图 ---------- */
.cat-hero{
  position:relative;
  padding:64px 0 60px;
  min-height:320px;
  border-bottom:1px solid var(--c-line);
  background-image:linear-gradient(100deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.92) 42%,rgba(231,239,247,.7) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center right;
  background-repeat:no-repeat;
  overflow:hidden;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-ink-2);margin-bottom:22px;}
.breadcrumb a{color:var(--c-ink-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb span{color:#9FB0C2;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary-100);color:var(--c-primary);
  font-size:13.5px;font-weight:600;padding:7px 14px;border-radius:999px;margin-bottom:18px;
}
.cat-hero h1{font-size:clamp(28px,4.2vw,42px);max-width:860px;margin-bottom:16px;}
.hero-sub{font-size:17px;color:var(--c-ink-2);max-width:660px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 28px;}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:14.5px;color:var(--c-ink-2);}
.hero-points i{color:var(--c-accent);font-size:14px;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section--soft{background:var(--c-bg-soft);}
.section--tight{padding-top:0;}
.section-head{max-width:740px;margin-bottom:44px;}
.section-head h2{font-size:clamp(22px,3vw,32px);margin-bottom:12px;}
.section-head p{color:var(--c-ink-2);font-size:16px;margin:0;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary-100);color:var(--c-primary);
  font-size:13px;font-weight:600;padding:5px 12px;border-radius:999px;
}
.badge-live{background:rgba(23,166,122,.12);color:#0E7C5B;}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-live);display:inline-block;}

/* ---------- 速览条 ---------- */
.quick-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.quick-item{padding:28px 26px;border-right:1px solid var(--c-line);transition:background-color .22s ease;}
.quick-item:last-child{border-right:0;}
.quick-item:hover{background:var(--c-bg-soft);}
.quick-num{font-size:13px;font-weight:700;color:var(--c-accent);letter-spacing:.06em;}
.quick-item h3{font-size:17px;margin:10px 0 8px;}
.quick-item p{font-size:14.5px;color:var(--c-ink-2);line-height:1.7;margin:0;}

/* ---------- 步骤流 + 锚点卡 ---------- */
.flow-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;}
.steps{display:block;}
.step{position:relative;display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;padding-bottom:34px;}
.step::before{content:"";position:absolute;left:31px;top:60px;bottom:2px;width:2px;background:var(--c-line);}
.step:last-child::before{display:none;}
.step-num{
  width:64px;height:64px;border-radius:18px;background:var(--c-primary-100);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:700;border:1px solid #D3E1EF;
}
.step-body{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:24px 26px;box-shadow:var(--shadow-1);transition:box-shadow .25s ease,transform .25s ease;
}
.step-body:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.step-body h3{font-size:19px;margin-bottom:10px;}
.step-body p{color:var(--c-ink-2);font-size:15.5px;margin-bottom:12px;}
.step-body p:last-child{margin-bottom:0;}
.step-tip{
  display:flex;gap:10px;align-items:flex-start;
  background:var(--c-bg-soft);border-left:3px solid var(--c-primary);
  border-radius:0 10px 10px 0;padding:12px 16px;font-size:14.5px;color:var(--c-ink-2);
}
.step-tip i{color:var(--c-primary);margin-top:4px;}

.anchor-card{
  position:sticky;top:100px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-1);
}
.anchor-card h3{font-size:16px;margin-bottom:14px;}
.anchor-card a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;font-size:15px;color:var(--c-ink-2);
  border-bottom:1px dashed var(--c-line);
}
.anchor-card li:last-child a{border-bottom:0;}
.anchor-card a:hover{color:var(--c-primary);}
.anchor-card a i{font-size:12px;color:#9FB0C2;}
.anchor-note{
  margin-top:18px;padding:16px;border-radius:12px;background:var(--c-primary-100);
  font-size:13.5px;color:var(--c-primary-700);line-height:1.7;
}

/* ---------- 准备事项 ---------- */
.prep-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px;margin:0;}
.prep-item{padding:20px 0;border-bottom:1px solid var(--c-line);}
.prep-item dt{display:flex;align-items:center;gap:9px;font-size:16.5px;font-weight:600;color:var(--c-ink);margin-bottom:6px;}
.prep-item dt i{color:var(--c-accent);font-size:14px;}
.prep-item dd{margin:0;font-size:14.8px;color:var(--c-ink-2);line-height:1.72;}

/* ---------- 状态对照 ---------- */
.status-list{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.status-row{
  display:grid;grid-template-columns:270px minmax(0,1fr);gap:24px;
  padding:22px 28px;border-bottom:1px solid var(--c-line);transition:background-color .2s ease;
}
.status-row:last-child{border-bottom:0;}
.status-row:hover{background:var(--c-bg-soft);}
.status-name{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;color:var(--c-ink);}
.dot{width:9px;height:9px;border-radius:50%;background:var(--c-accent);flex:none;}
.dot-live{background:var(--c-live);}
.dot-mute{background:#9FB0C2;}
.status-body{font-size:15px;color:var(--c-ink-2);}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split-media img{
  width:100%;aspect-ratio:3/2;object-fit:cover;
  border-radius:var(--radius-img);border:1px solid var(--c-line);box-shadow:var(--shadow-2);
}
.split-body h2{font-size:clamp(22px,3vw,32px);margin-bottom:16px;}
.split-body p{color:var(--c-ink-2);font-size:15.5px;}
.safe-list{margin-top:24px;}
.safe-list li{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--c-line);}
.safe-list li:last-child{border-bottom:0;}
.safe-list i{
  width:30px;height:30px;border-radius:9px;background:var(--c-primary-100);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex:none;margin-top:3px;
}
.safe-list strong{display:block;font-size:15.5px;margin-bottom:3px;}
.safe-list span{font-size:14.5px;color:var(--c-ink-2);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto;}
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{
  border:1px solid var(--c-line);border-radius:var(--radius-card);
  margin-bottom:14px;background:#fff;box-shadow:var(--shadow-1);overflow:hidden;
  transition:box-shadow .25s ease;
}
.accordion-item:hover{box-shadow:var(--shadow-2);}
.accordion-item.is-active{background:#fff;border-color:#C9DAEA;}
.accordion-title{
  display:block;position:relative;padding:20px 58px 20px 24px;
  font-size:17px;font-weight:600;color:var(--c-ink);background:transparent;border:0;
  transition:color .2s ease;
}
.accordion-title:hover,.accordion-item.is-active .accordion-title{color:var(--c-primary);background:transparent;}
.accordion-title::before{
  content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:14px;color:var(--c-primary);transition:transform .25s ease;
}
.accordion-title[aria-expanded="true"]::before{transform:translateY(-50%) rotate(180deg);}
.accordion-content{
  padding:18px 24px 22px;border-top:1px dashed var(--c-line);
  color:var(--c-ink-2);font-size:15.3px;
}
.accordion-content p{margin-bottom:12px;}
.accordion-content p:last-child{margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--c-primary);color:#fff;border-radius:20px;
  padding:56px;display:flex;align-items:center;justify-content:space-between;gap:40px;
  box-shadow:0 24px 60px rgba(15,76,129,.22);
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,122,47,.16);
}
.cta-band::before{
  content:"";position:absolute;right:110px;bottom:-90px;width:180px;height:180px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-text{position:relative;z-index:1;max-width:640px;}
.cta-text h2{color:#fff;font-size:clamp(22px,3vw,30px);margin-bottom:12px;}
.cta-text p{color:rgba(255,255,255,.82);font-size:15.5px;margin:0;}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{background:#0B1B2B;color:#C8D5E3;padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14.5px;color:#9FB2C6;line-height:1.75;margin:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#C8D5E3;font-size:14.5px;}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-info li{display:flex;gap:10px;font-size:14.5px;color:#C8D5E3;margin-bottom:12px;line-height:1.6;}
.footer-info i{color:var(--c-accent);margin-top:4px;flex:none;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding-top:24px;
  font-size:13.5px;color:#8FA3B8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .section{padding:72px 0;}
  .quick-strip{grid-template-columns:repeat(2,1fr);}
  .quick-item:nth-child(2){border-right:0;}
  .quick-item:nth-child(1),.quick-item:nth-child(2){border-bottom:1px solid var(--c-line);}
  .flow-layout{grid-template-columns:1fr;gap:36px;}
  .anchor-card{position:static;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split-media{order:-1;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:34px;}
  .status-row{grid-template-columns:220px minmax(0,1fr);gap:18px;padding:20px 22px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 32px;}
  .nav-toggle{display:inline-flex;}
  .header-cta .btn{display:none;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(86vw,340px);
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:92px 24px 32px;margin:0;
    transform:translateX(105%);transition:transform .3s ease;
    box-shadow:-10px 0 44px rgba(11,27,43,.16);z-index:70;overflow-y:auto;
  }
  .main-nav a{font-size:17px;padding:15px 0;border-bottom:1px solid var(--c-line);color:var(--c-ink);}
  .main-nav a::after{display:none;}
  .main-nav a.is-active{color:var(--c-primary);border-bottom-color:#C9DAEA;}
  body.nav-open .main-nav{transform:translateX(0);}
  body.nav-open{overflow:hidden;}
  .nav-mask{position:fixed;inset:0;background:rgba(11,27,43,.45);z-index:65;}
  body.nav-open .nav-mask{display:block;}
}
@media (max-width:639px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:56px 0;}
  .header-inner{height:64px;}
  .brand-text{font-size:16px;}
  .cat-hero{padding:40px 0 44px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .quick-strip{grid-template-columns:1fr;}
  .quick-item{border-right:0;border-bottom:1px solid var(--c-line);}
  .quick-item:last-child{border-bottom:0;}
  .step{grid-template-columns:52px minmax(0,1fr);gap:14px;}
  .step-num{width:52px;height:52px;border-radius:14px;font-size:17px;}
  .step::before{left:25px;top:50px;}
  .step-body{padding:20px;}
  .prep-grid{grid-template-columns:1fr;gap:0;}
  .status-row{grid-template-columns:1fr;gap:8px;padding:18px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-band{padding:36px 22px;border-radius:16px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .accordion-title{font-size:16px;padding:18px 52px 18px 20px;}
  .accordion-content{padding:16px 20px 20px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#0F4C81;
  --c-primary-700:#0A3A63;
  --c-primary-100:#E7EFF7;
  --c-accent:#FF7A2F;
  --c-accent-700:#E0621B;
  --c-live:#17A67A;
  --c-ink:#0B1B2B;
  --c-ink-2:#44566B;
  --c-line:#DCE4EE;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FB;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --sh-1:0 2px 4px rgba(11,27,43,.04),0 12px 28px rgba(11,27,43,.06);
  --sh-2:0 6px 12px rgba(11,27,43,.06),0 20px 40px rgba(11,27,43,.10);
  --sp-section:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink-2);
  background:var(--c-bg);
  text-align:left;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;}
h2{font-size:clamp(22px,3vw,32px);line-height:1.35;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{margin:0 0 18px;max-width:760px;}
p:last-child{margin-bottom:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-700);}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.grid-container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:var(--sp-section) 0;}
.section--soft{background:var(--c-bg-soft);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-100);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head p{margin-top:14px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 8px 18px rgba(255,122,47,.24);}
.btn-primary:hover,.btn-primary:focus{background:var(--c-accent-700);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,122,47,.3);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover,.btn-outline:focus{background:var(--c-primary-100);color:var(--c-primary-700);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--c-primary);border-color:#fff;}
.btn-light:hover,.btn-light:focus{background:var(--c-primary-100);color:var(--c-primary-700);transform:translateY(-2px);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary);}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px;}
.btn-sm{padding:10px 20px;font-size:15px;}

/* 徽章与标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;line-height:1;
  padding:6px 12px;border-radius:999px;
  background:var(--c-primary-100);color:var(--c-primary);
}
.badge--live{background:rgba(23,166,122,.1);color:var(--c-live);}
.badge--live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-live);}
.badge--warn{background:rgba(255,122,47,.12);color:var(--c-accent-700);}
.badge--ghost{background:rgba(255,255,255,.16);color:#fff;}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(11,27,43,.06);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary),#16679f);color:#fff;font-size:17px;flex:none;
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.2px;}
.main-nav{display:flex;align-items:center;gap:30px;}
.main-nav a{
  position:relative;font-size:15.5px;font-weight:500;color:var(--c-ink-2);padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.main-nav a.is-active::after{transform:scaleX(1);}
.header-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-primary);font-size:18px;
}
.nav-toggle:hover{background:var(--c-primary-100);}

/* 移动端导航面板 */
.nav-panel{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,88vw);z-index:90;
  background:#fff;box-shadow:-16px 0 40px rgba(11,27,43,.16);
  padding:24px 22px 32px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(102%);transition:transform .28s ease;overflow-y:auto;
}
.nav-panel.is-open{transform:translateX(0);}
.nav-panel .panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.nav-panel .panel-close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;
  color:var(--c-ink);font-size:17px;
}
.nav-panel a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;font-weight:500;color:var(--c-ink);padding:14px 4px;
  border-bottom:1px solid var(--c-line);
}
.nav-panel a.is-active{color:var(--c-primary);font-weight:600;}
.nav-panel .panel-foot{margin-top:auto;padding-top:22px;}
.nav-panel .panel-foot .btn{width:100%;}
.nav-mask{
  position:fixed;inset:0;background:rgba(11,27,43,.45);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-mask.is-open{opacity:1;visibility:visible;}
body.nav-locked{overflow:hidden;}

/* Hero 全宽 banner */
.hero-banner{
  position:relative;overflow:hidden;
  background:#0B1B2B url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border-radius:0 0 28px 28px;
}
.hero-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,26,44,.92) 0%,rgba(8,26,44,.78) 42%,rgba(8,26,44,.34) 100%);
}
.hero-inner{position:relative;padding:78px 0 72px;max-width:720px;}
.hero-inner h1{color:#fff;margin-bottom:18px;}
.hero-sub{color:rgba(255,255,255,.86);font-size:17px;max-width:620px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:14px 40px;
  border-top:1px solid rgba(255,255,255,.2);padding-top:22px;
}
.hero-facts div{display:flex;flex-direction:column;gap:2px;}
.hero-facts b{color:#fff;font-size:24px;line-height:1.2;font-weight:700;}
.hero-facts span{font-size:13.5px;color:rgba(255,255,255,.72);}
.crumb{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:14px;}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}

/* 筛选胶囊 */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:18px;border:1px solid var(--c-line);border-radius:var(--r-card);
  background:#fff;box-shadow:var(--sh-1);margin-bottom:34px;
}
.filter-label{font-size:14px;font-weight:600;color:var(--c-ink);margin-right:4px;}
.chip{
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  padding:9px 18px;border-radius:999px;font-size:14.5px;font-weight:500;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.filter-note{margin-left:auto;font-size:13.5px;color:var(--c-ink-2);}

/* 赛事卡片网格 */
.event-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.event-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.event-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#C9D7E7;}
.event-card:hover h3{color:var(--c-primary);}
.event-media{position:relative;aspect-ratio:3/2;background:var(--c-bg-soft);overflow:hidden;}
.event-media img{width:100%;height:100%;object-fit:cover;}
.event-media .badge{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:var(--c-primary);backdrop-filter:blur(4px);}
.event-media .status{position:absolute;top:12px;right:12px;}
.event-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.event-body h3{margin-bottom:10px;font-size:19px;}
.event-body p{font-size:14.5px;line-height:1.7;margin-bottom:16px;color:var(--c-ink-2);}
.event-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px;color:var(--c-ink-2);margin-bottom:18px;}
.event-meta span{display:inline-flex;align-items:center;gap:6px;}
.event-meta i{color:var(--c-primary);font-size:13px;}
.event-foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.event-foot .spots{font-size:13.5px;color:var(--c-ink-2);}
.event-foot .spots b{color:var(--c-accent-700);}
.empty-state{
  display:none;flex-direction:column;align-items:center;justify-content:center;
  min-height:240px;border:1px dashed var(--c-line);border-radius:var(--r-card);
  background:var(--c-bg-soft);text-align:center;gap:12px;color:var(--c-ink-2);
}
.empty-state i{font-size:26px;color:var(--c-primary);}
.is-hidden{display:none !important;}

/* 时间线 */
.timeline-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.timeline-panel{display:none;}
.timeline-panel.is-active{display:block;}
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-primary-100),var(--c-line));
}
.tl-item{position:relative;padding-bottom:28px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:9px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);
}
.tl-item.is-now::before{background:var(--c-accent);border-color:var(--c-accent);box-shadow:0 0 0 5px rgba(255,122,47,.16);}
.tl-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-bottom:8px;}
.tl-time{font-size:14px;font-weight:600;color:var(--c-primary);}
.tl-card h3{font-size:18px;margin-bottom:6px;}
.tl-card p{font-size:14.5px;margin-bottom:0;}
.tl-foot{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:12px;font-size:13.5px;color:var(--c-ink-2);}
.tl-foot i{color:var(--c-primary);margin-right:5px;font-size:12.5px;}

/* 参赛须知：定义列表 */
.info-columns{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;}
.info-columns dt{
  font-size:16px;font-weight:600;color:var(--c-ink);
  padding:18px 0 6px;border-top:1px solid var(--c-line);
}
.info-columns dd{margin:0 0 18px;font-size:14.8px;color:var(--c-ink-2);}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px;}
.stat-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);
}
.stat-card b{display:block;font-size:28px;line-height:1.2;color:var(--c-primary);font-weight:700;}
.stat-card span{font-size:13.5px;color:var(--c-ink-2);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{border:1px solid var(--c-line);border-radius:var(--r-card);background:#fff;overflow:hidden;transition:box-shadow .2s ease;}
.faq-item.is-open{box-shadow:var(--sh-1);border-color:#C9D7E7;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;
  font-size:18px;font-weight:600;color:var(--c-ink);line-height:1.5;
}
.faq-q:hover{color:var(--c-primary);}
.faq-q .icon{color:var(--c-primary);transition:transform .25s ease;font-size:15px;flex:none;}
.faq-item.is-open .faq-q .icon{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--c-ink-2);margin:0;}

/* CTA */
.cta-block{
  background:var(--c-primary);border-radius:20px;padding:52px;color:#fff;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-80px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-block h2{color:#fff;margin-bottom:14px;}
.cta-block p{color:rgba(255,255,255,.82);margin-bottom:0;}
.cta-form{position:relative;z-index:2;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);border-radius:var(--r-card);padding:26px;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px;}
.field label{font-size:13.5px;color:rgba(255,255,255,.82);font-weight:500;}
.field input,.field select,.field textarea{
  height:44px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.96);
  color:var(--c-ink);font-size:15px;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;min-height:88px;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(255,122,47,.22);outline:none;
}
.field input::placeholder,.field textarea::placeholder{color:#8A99AB;}
.form-note{font-size:12.8px;color:rgba(255,255,255,.66);margin-top:12px;line-height:1.6;}
.form-note a{color:#fff;text-decoration:underline;text-underline-offset:3px;}

/* 页脚 */
.site-footer{background:var(--c-bg-soft);border-top:1px solid var(--c-line);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{font-size:14.5px;color:var(--c-ink-2);max-width:320px;}
.site-footer h4{font-size:15px;margin-bottom:16px;color:var(--c-ink);}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14.5px;color:var(--c-ink-2);}
.footer-links a:hover{color:var(--c-primary);text-decoration:underline;text-underline-offset:4px;}
.footer-info li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--c-ink-2);margin-bottom:12px;}
.footer-info i{color:var(--c-primary);margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13.5px;color:#6B7C90;
}

/* 响应式 */
@media (max-width:1023px){
  :root{--sp-section:72px;}
  .header-inner{height:70px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .event-grid{grid-template-columns:repeat(2,1fr);}
  .info-columns{grid-template-columns:1fr;gap:0;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .cta-block{grid-template-columns:1fr;padding:40px;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:639px){
  :root{--sp-section:56px;}
  .grid-container{padding:0 16px;}
  .hero-inner{padding:56px 0 52px;}
  .hero-actions .btn{width:100%;}
  .hero-facts{gap:16px 28px;}
  .event-grid{grid-template-columns:1fr;}
  .filter-note{margin-left:0;width:100%;}
  .field-row{grid-template-columns:1fr;}
  .cta-block{padding:28px 22px;border-radius:16px;}
  .stat-row{grid-template-columns:1fr;}
  .faq-q{font-size:16.5px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .timeline{padding-left:26px;}
  .tl-item::before{left:-22px;}
}

/* roulang page: category3 */
:root{
  --c-primary:#0F4C81;
  --c-primary-700:#0A3A63;
  --c-primary-100:#E7EFF7;
  --c-accent:#FF7A2F;
  --c-accent-700:#E0621B;
  --c-live:#17A67A;
  --c-ink:#0B1B2B;
  --c-ink-2:#44566B;
  --c-line:#DCE4EE;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F5F8FB;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:16px;
  --shadow-1:0 2px 4px rgba(11,27,43,.04), 0 12px 28px rgba(11,27,43,.06);
  --shadow-2:0 6px 12px rgba(11,27,43,.06), 0 20px 40px rgba(11,27,43,.10);
  --space-section:96px;
  --container:1200px;
  --font-cn:system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease, border-color .2s ease, background-color .2s ease;}
a:hover{color:var(--c-primary-700);}
p{margin:0 0 18px;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.35;}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;}
h2{font-size:clamp(22px,3vw,32px);}
h3{font-size:20px;font-weight:600;line-height:1.5;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease, border-color .2s ease;
  text-align:center;
}
.btn-primary{
  background:var(--c-accent);
  color:#fff;
  box-shadow:0 6px 16px rgba(255,122,47,.28);
}
.btn-primary:hover,
.btn-primary:focus{
  background:var(--c-accent-700);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(224,98,27,.32);
}
.btn-outline{
  background:#fff;
  color:var(--c-primary);
  border-color:var(--c-primary);
}
.btn-outline:hover,
.btn-outline:focus{
  background:var(--c-primary-100);
  color:var(--c-primary-700);
  transform:translateY(-2px);
}
.btn-ghost{
  background:transparent;
  color:var(--c-primary);
  padding:6px 2px;
  border:0;
  text-underline-offset:4px;
  text-decoration:underline;
  font-weight:600;
}
.btn-ghost:hover{color:var(--c-primary-700);}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 14px;
  border-radius:999px;
  background:var(--c-primary-100);
  color:var(--c-primary);
  font-size:13px;
  font-weight:600;
  line-height:1.6;
}
.badge-accent{background:#FFF1E7;color:var(--c-accent-700);}
.status-live{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:14px;
  font-weight:600;
  color:var(--c-live);
}
.status-live::before{
  content:"";
  width:8px;height:8px;border-radius:50%;
  background:var(--c-live);
  box-shadow:0 0 0 3px rgba(23,166,122,.16);
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 18px rgba(11,27,43,.06);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:38px;height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:11px;
  background:linear-gradient(140deg,var(--c-primary),#1C6CA8);
  color:#fff;
  font-size:16px;
  box-shadow:0 6px 14px rgba(15,76,129,.24);
}
.brand-text{
  font-size:19px;
  font-weight:700;
  color:var(--c-ink);
  letter-spacing:.2px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:auto;
}
.main-nav a{
  position:relative;
  padding:8px 0;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink-2);
  white-space:nowrap;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.main-nav a:hover{color:var(--c-primary);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.main-nav a.is-active::after{transform:scaleX(1);}
.header-cta{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.header-cta .btn{padding:11px 22px;font-size:14px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--c-line);
  border-radius:var(--radius-btn);
  background:#fff;
  color:var(--c-primary);
  font-size:18px;
  cursor:pointer;
  transition:background-color .2s ease, border-color .2s ease;
}
.nav-toggle:hover{background:var(--c-primary-100);border-color:var(--c-primary);}

.nav-panel{
  position:fixed;
  top:0;right:0;
  width:min(340px,86vw);
  height:100%;
  background:#fff;
  border-left:1px solid var(--c-line);
  box-shadow:-16px 0 40px rgba(11,27,43,.12);
  transform:translateX(102%);
  transition:transform .3s ease;
  z-index:80;
  display:flex;
  flex-direction:column;
  padding:22px 22px 26px;
}
.nav-panel.is-open{transform:translateX(0);}
.nav-panel-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid var(--c-line);
}
.nav-panel-close{
  width:38px;height:38px;
  border:1px solid var(--c-line);
  border-radius:10px;
  background:#fff;
  color:var(--c-ink-2);
  cursor:pointer;
  font-size:16px;
}
.nav-panel-close:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-100);}
.nav-panel nav{display:flex;flex-direction:column;padding:12px 0 0;}
.nav-panel nav a{
  font-size:18px;
  line-height:56px;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
  font-weight:500;
}
.nav-panel nav a.is-active{color:var(--c-primary);font-weight:700;}
.nav-panel nav a:hover{color:var(--c-primary);}
.nav-panel-foot{margin-top:auto;padding-top:20px;}
.nav-mask{
  position:fixed;
  inset:0;
  background:rgba(11,27,43,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity .3s ease, visibility .3s ease;
  z-index:70;
}
.nav-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 分类页 Hero ---------- */
.cat-hero{
  position:relative;
  padding:56px 0 64px;
  background:
    linear-gradient(90deg, rgba(255,255,255,.96) 0%, rgba(255,255,255,.88) 46%, rgba(245,248,251,.62) 100%),
    url("/assets/images/backpic/back-2.png") right center / cover no-repeat;
  border-bottom:1px solid var(--c-line);
}
.cat-hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:48px;
  align-items:center;
}
.cat-hero-text h1{margin:16px 0 16px;max-width:640px;}
.cat-hero-text .lead{
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink-2);
  max-width:620px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-facts{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
  padding-top:24px;
  border-top:1px solid var(--c-line);
}
.hero-facts li{display:flex;flex-direction:column;gap:4px;}
.hero-facts strong{font-size:15px;color:var(--c-ink);font-weight:700;}
.hero-facts span{font-size:13px;color:var(--c-ink-2);line-height:1.6;}
.cat-hero-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
}

/* ---------- 板块通用 ---------- */
.section{padding:var(--space-section) 0;}
.section-soft{background:var(--c-bg-soft);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{margin:14px 0 14px;}
.section-head p{font-size:16px;line-height:1.85;margin:0;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- 下载通道对比 ---------- */
.plan-scroll{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.plan-card{
  position:relative;
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:28px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#C9D8E7;}
.plan-card.is-featured{border-color:var(--c-accent);box-shadow:0 10px 30px rgba(255,122,47,.16);}
.plan-card.is-featured::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  border-radius:var(--radius-card) var(--radius-card) 0 0;
  background:var(--c-accent);
}
.plan-flag{
  position:absolute;
  top:16px;right:16px;
  padding:3px 12px;
  border-radius:999px;
  background:var(--c-accent);
  color:#fff;
  font-size:12px;
  font-weight:600;
}
.plan-card h3{margin-bottom:6px;font-size:19px;}
.plan-platform{font-size:13px;color:var(--c-ink-2);margin-bottom:16px;}
.plan-meta{
  font-size:14px;
  color:var(--c-primary);
  font-weight:600;
  padding-bottom:16px;
  margin-bottom:16px;
  border-bottom:1px dashed var(--c-line);
}
.plan-features{display:flex;flex-direction:column;gap:12px;margin-bottom:24px;}
.plan-features li{
  position:relative;
  padding-left:26px;
  font-size:14px;
  line-height:1.7;
  color:var(--c-ink-2);
}
.plan-features li i{
  position:absolute;
  left:0;top:4px;
  color:var(--c-primary);
  font-size:13px;
}
.plan-card .btn{margin-top:auto;width:100%;}

/* ---------- 安装步骤 ---------- */
.steps-layout{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.steps{position:relative;display:flex;flex-direction:column;gap:28px;}
.steps::before{
  content:"";
  position:absolute;
  left:21px;top:12px;bottom:12px;
  width:2px;
  background:linear-gradient(180deg,var(--c-primary-100),var(--c-line));
}
.step{
  position:relative;
  display:grid;
  grid-template-columns:44px minmax(0,1fr);
  gap:20px;
  align-items:start;
}
.step-num{
  position:relative;
  z-index:1;
  width:44px;height:44px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#fff;
  border:2px solid var(--c-primary);
  color:var(--c-primary);
  font-weight:700;
  font-size:15px;
}
.step.is-current .step-num{
  background:var(--c-accent);
  border-color:var(--c-accent);
  color:#fff;
  box-shadow:0 6px 16px rgba(255,122,47,.28);
}
.step-body{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:20px 24px;
  box-shadow:var(--shadow-1);
}
.step-body h3{font-size:18px;margin-bottom:8px;}
.step-body p{margin:0;font-size:15px;line-height:1.8;}
.steps-aside{
  position:sticky;
  top:96px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-1);
}
.steps-aside h3{font-size:17px;margin-bottom:14px;}
.steps-aside ul{display:flex;flex-direction:column;gap:10px;}
.steps-aside li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--c-ink-2);
}
.steps-aside li i{color:var(--c-primary);font-size:13px;}
.steps-aside img{
  width:100%;
  aspect-ratio:3/2;
  object-fit:cover;
  border-radius:12px;
  border:1px solid var(--c-line);
  margin-top:20px;
}

/* ---------- 常见问题 ---------- */
.faq-groups{display:flex;flex-direction:column;gap:44px;}
.faq-group-title{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:17px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:16px;
}
.faq-group-title span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:28px;height:28px;
  border-radius:8px;
  background:var(--c-primary-100);
  color:var(--c-primary);
  font-size:13px;
}
.faq-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover{border-color:#C9D8E7;box-shadow:var(--shadow-1);}
.faq-item.is-open{border-color:var(--c-primary);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
  cursor:pointer;
  line-height:1.6;
}
.faq-q i{
  flex:0 0 auto;
  color:var(--c-primary);
  font-size:14px;
  transition:transform .25s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-ink-2);
}
.faq-a-inner p{margin:0;}

/* ---------- 联系与支持 ---------- */
.contact-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.contact-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:30px 28px;
  box-shadow:var(--shadow-1);
  height:100%;
}
.contact-card h3{margin-bottom:16px;font-size:19px;}
.map-placeholder{
  border-radius:12px;
  border:1px dashed var(--c-line);
  background:
    linear-gradient(135deg, rgba(15,76,129,.06), rgba(255,122,47,.06)),
    repeating-linear-gradient(45deg, rgba(15,76,129,.05) 0 12px, transparent 12px 24px);
  min-height:170px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:8px;
  color:var(--c-primary);
  font-size:14px;
  font-weight:600;
  margin-bottom:22px;
}
.map-placeholder i{font-size:26px;}
.info-list{display:flex;flex-direction:column;gap:14px;}
.info-list li{
  display:flex;
  gap:12px;
  font-size:15px;
  line-height:1.7;
  color:var(--c-ink-2);
  padding-bottom:14px;
  border-bottom:1px dashed var(--c-line);
}
.info-list li:last-child{border-bottom:0;padding-bottom:0;}
.info-list i{color:var(--c-primary);margin-top:5px;flex:0 0 auto;}
.info-list strong{display:block;color:var(--c-ink);font-size:15px;}

.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field-full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--c-ink);}
.field input,
.field select,
.field textarea{
  width:100%;
  min-height:44px;
  padding:10px 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--c-ink);
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:10px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field textarea{min-height:112px;resize:vertical;line-height:1.7;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(15,76,129,.12);
}
.form-note{grid-column:1 / -1;font-size:13px;color:var(--c-ink-2);line-height:1.7;margin:0;}
.form-msg{
  grid-column:1 / -1;
  padding:12px 16px;
  border-radius:10px;
  background:var(--c-primary-100);
  color:var(--c-primary-700);
  font-size:14px;
  font-weight:600;
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--c-primary),#14639F);
  border-radius:var(--radius-card);
  padding:52px 48px;
  display:grid;
  grid-template-columns:minmax(0,1.4fr) auto;
  gap:32px;
  align-items:center;
  color:#fff;
  box-shadow:var(--shadow-2);
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.86);margin:0;max-width:600px;font-size:15px;}
.cta-band .btn-outline{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.6);
}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#fff;
  border-top:1px solid var(--c-line);
  padding:72px 0 26px;
  margin-top:var(--space-section);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--c-ink-2);max-width:320px;margin:0;}
.site-footer h4{
  font-size:15px;
  color:var(--c-ink);
  margin-bottom:16px;
  font-weight:700;
}
.footer-links,
.footer-info{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  font-size:14px;
  color:var(--c-ink-2);
}
.footer-links a:hover{color:var(--c-primary);text-decoration:underline;text-underline-offset:4px;}
.footer-info li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--c-ink-2);
  line-height:1.7;
}
.footer-info i{color:var(--c-primary);margin-top:5px;flex:0 0 auto;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--c-line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--c-ink-2);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  :root{--space-section:72px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-cta .btn{display:none;}
  .cat-hero-inner{grid-template-columns:1fr;gap:32px;}
  .cat-hero-media img{aspect-ratio:16/9;}
  .plan-scroll{
    display:flex;
    gap:16px;
    overflow-x:auto;
    padding-bottom:8px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .plan-card{min-width:280px;scroll-snap-align:start;}
  .steps-layout{grid-template-columns:1fr;gap:32px;}
  .steps-aside{position:static;}
  .contact-layout{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;}
}

@media screen and (max-width:639px){
  :root{--space-section:56px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .header-inner{min-height:64px;gap:12px;}
  .brand-text{font-size:16px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:15px;}
  .cat-hero{padding:36px 0 48px;}
  .hero-facts{grid-template-columns:1fr;gap:14px;}
  .hero-actions .btn{width:100%;}
  .plan-card{min-width:255px;padding:24px 20px;}
  .step{grid-template-columns:38px minmax(0,1fr);gap:14px;}
  .step-num{width:38px;height:38px;font-size:14px;}
  .steps::before{left:18px;}
  .step-body{padding:18px;}
  .faq-q{padding:16px;font-size:15px;}
  .faq-a-inner{padding:0 16px 18px;}
  .contact-card{padding:24px 20px;}
  .contact-form{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-band{padding:32px 22px;}
  .cta-actions .btn{width:100%;}
}