/* roulang page: index */
:root{
  --bg-0:#050B16;
  --bg-1:#0A1524;
  --bg-2:#101E33;
  --primary:#2ED6C4;
  --primary-deep:#1B8E88;
  --on-primary:#06231F;
  --accent:#F2B33D;
  --t1:#E8F1F8;
  --t2:#9BB0C6;
  --t3:#64798F;
  --stroke:rgba(255,255,255,.08);
  --stroke-brand:rgba(46,214,196,.28);
  --glass:rgba(255,255,255,.045);
  --danger:#FF6B6B;
  --ok:#4ADE80;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-cta:12px;
  --r-chip:6px;
  --r-img:12px;
  --e1:0 2px 6px rgba(0,0,0,.25);
  --e2:0 18px 40px -18px rgba(0,0,0,.6);
  --e3:0 30px 70px -24px rgba(0,0,0,.75);
  --tr:200ms ease;
}

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

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

body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;transition:color var(--tr),border-color var(--tr),background-color var(--tr);}
a:hover{color:var(--primary);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;margin:0;}
button{background:none;border:0;cursor:pointer;line-height:1;}
input,select,textarea{appearance:none;-webkit-appearance:none;border-radius:0;background:none;border:0;outline:none;}
table{border-collapse:collapse;width:100%;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

.num{font-family:Inter,"IBM Plex Sans",system-ui,sans-serif;font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 容器 ---------- */
.grid-container{
  width:100%;
  max-width:none;
  margin-left:auto;
  margin-right:auto;
  padding-left:40px;
  padding-right:40px;
}
@media screen and (min-width:1440px){
  .grid-container{max-width:1360px;}
}
@media screen and (max-width:1023px){
  .grid-container{padding-left:28px;padding-right:28px;}
}
@media screen and (max-width:639px){
  .grid-container{padding-left:20px;padding-right:20px;}
}
@media screen and (min-width:640px){
  .grid-container{padding-left:40px;padding-right:40px;}
}
@media screen and (max-width:1023px) and (min-width:640px){
  .grid-container{padding-left:28px;padding-right:28px;}
}
@media screen and (max-width:639px) and (min-width:640px){
  .grid-container{padding-left:20px;padding-right:20px;}
}

.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px;}
@media screen and (max-width:639px){
  .grid-x.grid-margin-x{margin-left:-8px;margin-right:-8px;}
  .grid-x.grid-margin-x>.cell{padding-left:8px;padding-right:8px;}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  transition:var(--tr);
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(5,11,22,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  opacity:0;
  transition:opacity var(--tr),border-color var(--tr);
  pointer-events:none;
}
.site-header.is-scrolled::before{opacity:1;border-bottom-color:var(--stroke);}

.nav-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:88px;
  transition:height var(--tr);
}
.site-header.is-scrolled .nav-inner{height:64px;}

.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{width:20px;height:20px;color:var(--primary);display:grid;place-items:center;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.18;}
.brand-main{font-size:16px;font-weight:600;color:var(--t1);letter-spacing:.01em;}
.brand-sub{font-size:11.5px;color:var(--t3);letter-spacing:.08em;}

.nav-links{display:flex;align-items:center;gap:32px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:8px 0;
  font-size:15px;
  color:var(--t2);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--tr);
}
.nav-links a:hover{color:var(--t1);}
.nav-links a.is-active{color:var(--t1);}
.nav-links a.is-active::after,
.nav-links a:hover::after{transform:scaleX(1);}

.nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-divider{width:1px;height:22px;background:var(--stroke);}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  padding:0 22px;
  height:40px;
  border:1px solid transparent;
  transition:var(--tr);
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);
  color:var(--on-primary);
  border-radius:var(--r-cta);
  box-shadow:0 8px 24px rgba(46,214,196,.26);
}
.btn-primary:hover{
  color:var(--on-primary);
  background:#3BE2D0;
  box-shadow:0 0 32px rgba(46,214,196,.42);
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 18px rgba(46,214,196,.24);}
.btn-ghost{
  background:transparent;
  border-color:var(--stroke);
  color:var(--t1);
}
.btn-ghost:hover{
  border-color:var(--stroke-brand);
  background:rgba(255,255,255,.05);
  color:var(--t1);
  transform:translateY(-2px);
}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-sm{height:32px;padding:0 14px;font-size:13px;}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary);
  font-size:14px;
  background:none;
  border:0;
  padding:0;
}
.btn-link .arrow{transition:transform var(--tr);}
.btn-link:hover{color:#5FE7D8;}
.btn-link:hover .arrow{transform:translateX(3px);}

.icon-btn{
  width:38px;height:38px;
  border-radius:var(--r-btn);
  display:grid;place-items:center;
  color:var(--t2);
  border:1px solid transparent;
}
.icon-btn:hover{color:var(--t1);border-color:var(--stroke);background:rgba(255,255,255,.04);}

.nav-toggle{display:none;}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;
  inset:0;
  z-index:90;
  background:rgba(16,30,51,.92);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  transform:translateY(-102%);
  transition:transform 280ms ease;
  display:flex;
  flex-direction:column;
  padding:24px 20px 32px;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateY(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;padding-bottom:18px;border-bottom:1px solid var(--stroke);}
.drawer-links{display:flex;flex-direction:column;}
.drawer-links a{
  font-size:20px;
  color:var(--t1);
  padding:20px 0;
  border-bottom:1px solid var(--stroke);
}
.drawer-links a.is-active{color:var(--primary);}
.drawer-cta{margin-top:auto;padding-top:28px;}
.drawer-cta .btn{width:100%;height:48px;font-size:16px;}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding-top:88px;
  background:var(--bg-0);
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  opacity:.4;
}
.hero-mask{
  position:absolute;
  inset:0;
  background:
    radial-gradient(680px 420px at 78% 18%,rgba(46,214,196,.10),transparent 70%),
    linear-gradient(180deg,rgba(5,11,22,.86) 0%,rgba(5,11,22,.94) 62%,var(--bg-0) 100%);
}
.hero-grid-lines{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
}
.hero-inner{position:relative;padding:70px 0 88px;}

.tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--primary);
  background:rgba(46,214,196,.10);
  border-radius:var(--r-chip);
  padding:5px 10px;
}
.tag-warn{color:var(--accent);background:rgba(242,179,61,.12);}
.tag-dot{width:5px;height:5px;border-radius:50%;background:currentColor;display:inline-block;}

.hero h1{
  margin:22px 0 0;
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.25;
  font-weight:600;
  letter-spacing:.01em;
}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  line-height:1.75;
  color:var(--t2);
  max-width:30ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-trust{
  margin-top:38px;
  display:flex;
  flex-wrap:wrap;
  gap:0;
  border-top:1px solid var(--stroke);
  padding-top:20px;
}
.hero-trust li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--t2);
  padding-right:26px;
  margin-right:26px;
  border-right:1px solid var(--stroke);
}
.hero-trust li:last-child{border-right:0;margin-right:0;padding-right:0;}
.hero-trust .tick{
  width:14px;height:14px;
  color:var(--primary);
  flex:0 0 auto;
}

.glass-panel{
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--e2);
  position:relative;
  overflow:hidden;
}
.glass-panel::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:1px;
  background:linear-gradient(90deg,rgba(255,255,255,.10),rgba(255,255,255,0));
}

.status-card{padding:26px 24px 24px;}
.status-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-bottom:18px;
  border-bottom:1px solid var(--stroke);
}
.status-title{font-size:15px;font-weight:600;color:var(--t1);}
.status-live{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  color:var(--ok);
}
.pulse-dot{
  width:8px;height:8px;
  border-radius:50%;
  background:var(--ok);
  box-shadow:0 0 0 4px rgba(74,222,128,.14);
}
.status-rows{margin-top:6px;}
.status-rows li{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
  border-bottom:1px solid var(--stroke);
  font-size:14px;
}
.status-rows li:last-child{border-bottom:0;}
.status-rows .k{color:var(--t3);}
.status-rows .v{color:var(--t1);}
.status-rows .v.is-ok{color:var(--ok);}
.status-rows .v.is-warn{color:var(--accent);}
.status-foot{
  margin-top:14px;
  padding:14px 16px;
  border-radius:var(--r-btn);
  background:rgba(255,255,255,.05);
  border:1px solid var(--stroke);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.status-foot span{font-size:13.5px;color:var(--t3);}
.status-foot .fake-btn{
  font-size:13px;
  color:var(--primary);
  border:1px solid var(--stroke-brand);
  border-radius:var(--r-chip);
  padding:4px 10px;
}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;position:relative;}
.section-alt{background:var(--bg-1);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:40px;
}
.section-head h2{
  margin-top:16px;
  font-size:clamp(24px,3vw,36px);
  line-height:1.3;
  font-weight:600;
  letter-spacing:.01em;
}
.section-sub{
  margin-top:12px;
  font-size:15px;
  color:var(--t2);
  max-width:56ch;
}
.head-aside{flex:0 0 auto;padding-bottom:6px;}

/* ---------- 服务 Bento ---------- */
.bento-card{
  position:relative;
  display:flex;
  flex-direction:column;
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  padding:24px;
  height:100%;
  transition:var(--tr);
  overflow:hidden;
}
.bento-card:hover{
  transform:translateY(-2px);
  border-color:var(--stroke-brand);
}
.bento-media{
  border-radius:var(--r-img);
  overflow:hidden;
  aspect-ratio:16/10;
  margin-bottom:20px;
  background:var(--bg-2);
}
.bento-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 400ms ease;}
.bento-card:hover .bento-media img{transform:scale(1.03);}
.line-icon{
  width:36px;height:36px;
  border-radius:var(--r-btn);
  display:grid;place-items:center;
  color:var(--primary);
  border:1px solid var(--stroke-brand);
  background:rgba(46,214,196,.07);
  margin-bottom:16px;
}
.bento-card h3{font-size:20px;line-height:1.5;font-weight:600;}
.bento-card p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--t2);}
.bento-card .btn-link{margin-top:auto;padding-top:18px;}
.bento-stack{display:flex;flex-direction:column;gap:24px;height:100%;}
.bento-mini{display:flex;gap:16px;flex-direction:column;}
.bento-mini-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--stroke);
  border-bottom:1px solid var(--stroke);
}
.stats li{
  padding:32px 26px;
  border-right:1px solid var(--stroke);
}
.stats li:last-child{border-right:0;}
.stats .n{
  font-size:40px;
  line-height:1.1;
  font-weight:600;
  color:var(--t1);
}
.stats .n em{font-style:normal;color:var(--accent);}
.stats .l{margin-top:12px;font-size:13px;line-height:1.7;color:var(--t3);}

/* ---------- 分类入口行列表 ---------- */
.entry-list{border-top:1px solid var(--stroke);}
.entry-row{
  display:grid;
  grid-template-columns:64px 1fr auto;
  align-items:center;
  gap:24px;
  padding:26px 12px;
  border-bottom:1px solid var(--stroke);
  transition:var(--tr);
}
.entry-row:hover{background:rgba(255,255,255,.03);border-bottom-color:var(--stroke-brand);}
.entry-row .idx{
  font-size:13px;
  color:var(--t3);
  letter-spacing:.06em;
}
.entry-row h3{font-size:17px;font-weight:600;color:var(--t1);}
.entry-row p{margin-top:6px;font-size:14px;color:var(--t2);line-height:1.8;}
.entry-row .go{font-size:14px;color:var(--primary);white-space:nowrap;display:inline-flex;align-items:center;gap:6px;}

/* ---------- 案例错位双列 ---------- */
.case-col{display:flex;flex-direction:column;gap:24px;}
.case-col.offset{padding-top:40px;}
.case-card{
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  padding:22px;
  transition:var(--tr);
}
.case-card:hover{transform:translateY(-2px);border-color:var(--stroke-brand);}
.case-thumb{
  aspect-ratio:16/9;
  border-radius:var(--r-img);
  overflow:hidden;
  margin-bottom:18px;
  background:var(--bg-2);
}
.case-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.chip{
  display:inline-block;
  font-size:12px;
  letter-spacing:.02em;
  color:var(--primary);
  background:rgba(46,214,196,.10);
  border-radius:var(--r-chip);
  padding:3px 9px;
}
.chip-warn{color:var(--accent);background:rgba(242,179,61,.12);}
.case-card h3{margin-top:14px;font-size:17px;line-height:1.6;font-weight:600;}
.case-card p{margin-top:10px;font-size:14.5px;color:var(--t2);line-height:1.85;}
.case-meta{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--stroke);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--t3);
}

/* ---------- 方案三段 ---------- */
.plan-row{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
  padding:36px 0;
  border-top:1px solid var(--stroke);
}
.plan-row:last-child{border-bottom:1px solid var(--stroke);}
.plan-row.reverse .plan-media{order:-1;}
.plan-row.reverse{grid-template-columns:5fr 7fr;}
.plan-media{
  border-radius:var(--r-panel);
  overflow:hidden;
  aspect-ratio:4/3;
  background:var(--bg-2);
  border:1px solid var(--stroke);
}
.plan-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.plan-body h3{font-size:22px;line-height:1.45;font-weight:600;}
.plan-body .step-no{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--accent);
  margin-bottom:12px;
  display:block;
}
.plan-body > p{margin-top:14px;font-size:15.5px;line-height:1.9;color:var(--t2);}
.dot-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.dot-list li{
  position:relative;
  padding-left:18px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--t1);
}
.dot-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:6px;height:6px;
  border-radius:1px;
  background:var(--primary);
}

/* ---------- 最新信息 ---------- */
.news-big{
  display:block;
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  overflow:hidden;
  height:100%;
  transition:var(--tr);
}
.news-big:hover{transform:translateY(-2px);border-color:var(--stroke-brand);}
.news-big-media{
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--bg-2);
}
.news-big-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.news-big-body{padding:24px;}
.news-big-body h3{margin-top:14px;font-size:22px;line-height:1.5;font-weight:600;color:var(--t1);}
.news-big-body p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--t2);}
.news-meta{
  margin-top:18px;
  display:flex;
  align-items:center;
  gap:12px;
  font-size:13px;
  color:var(--t3);
}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--t3);}
.news-meta .read{color:var(--primary);}

.news-rows{border-top:1px solid var(--stroke);height:100%;}
.news-row{
  display:grid;
  grid-template-columns:1fr auto;
  gap:18px;
  align-items:center;
  padding:20px 14px 20px 16px;
  border-bottom:1px solid var(--stroke);
  position:relative;
  transition:var(--tr);
}
.news-row::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  background:var(--primary);
  border-radius:2px;
  opacity:0;
  transition:opacity var(--tr);
}
.news-row:hover{background:rgba(255,255,255,.03);}
.news-row:hover::before{opacity:1;}
.news-row h4{font-size:15.5px;line-height:1.65;font-weight:500;color:var(--t1);}
.news-row .sub{margin-top:6px;font-size:13px;color:var(--t3);}
.news-row .tail{display:flex;flex-direction:column;align-items:flex-end;gap:8px;}

.news-empty{
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  background:var(--glass);
  padding:56px 24px;
  text-align:center;
}
.news-empty .line-icon{margin:0 auto 16px;}
.news-empty p{color:var(--t2);font-size:15px;}
.news-empty .btn-link{margin-top:16px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
ul.accordion.faq-list{background:transparent;border:0;margin:0;}
ul.accordion.faq-list .accordion-item{
  background:transparent;
  border:0;
  border-top:1px solid var(--stroke);
}
ul.accordion.faq-list .accordion-item:last-child{border-bottom:1px solid var(--stroke);}
ul.accordion.faq-list .accordion-title{
  background:transparent;
  border:0;
  color:var(--t1);
  font-size:17px;
  font-weight:500;
  line-height:1.6;
  padding:24px 54px 24px 0;
  position:relative;
}
ul.accordion.faq-list .accordion-title::before{display:none !important;}
ul.accordion.faq-list .accordion-title:hover{color:var(--primary);}
q-plus-placeholder{}
.q-plus{
  position:absolute;
  right:14px;
  top:50%;
  width:16px;height:16px;
  margin-top:-8px;
  transition:transform var(--tr);
}
.q-plus::before,.q-plus::after{
  content:"";
  position:absolute;
  background:var(--t2);
  transition:background var(--tr);
}
.q-plus::before{left:0;top:7px;width:16px;height:2px;}
.q-plus::after{left:7px;top:0;width:2px;height:16px;}
ul.accordion.faq-list .accordion-item.is-active .q-plus{transform:rotate(45deg);}
ul.accordion.faq-list .accordion-item.is-active .q-plus::before,
ul.accordion.faq-list .accordion-item.is-active .q-plus::after{background:var(--primary);}
ul.accordion.faq-list .accordion-content{
  background:transparent;
  border:0;
  color:var(--t2);
  padding:0 54px 26px 20px;
  position:relative;
}
ul.accordion.faq-list .accordion-content::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:26px;
  width:3px;
  border-radius:2px;
  background:var(--primary);
}
ul.accordion.faq-list .accordion-content p{font-size:16px;line-height:1.9;color:var(--t2);}
ul.accordion.faq-list .accordion-content p + p{margin-top:12px;}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.contact-info .info-line{
  display:flex;
  gap:14px;
  padding:18px 0;
  border-bottom:1px solid var(--stroke);
  font-size:15px;
}
.contact-info .info-line .k{color:var(--t3);flex:0 0 84px;}
.contact-info .info-line .v{color:var(--t1);}
.contact-info .info-line a:hover{color:var(--primary);}

.form-panel{
  background:var(--bg-2);
  border:1px solid var(--stroke);
  border-radius:var(--r-panel);
  padding:30px;
}
.field{margin-bottom:20px;}
.field label{
  display:block;
  font-size:13px;
  color:var(--t2);
  margin-bottom:8px;
}
.field .control{
  width:100%;
  background:rgba(255,255,255,.04);
  border:1px solid var(--stroke);
  border-radius:var(--r-btn);
  padding:12px 16px;
  font-size:15px;
  color:var(--t1);
  transition:var(--tr);
}
.field .control::placeholder{color:var(--t3);}
.field .control:hover{border-color:rgba(255,255,255,.16);}
.field .control:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(46,214,196,.16);
}
.field select.control{
  background-image:linear-gradient(45deg,transparent 50%,var(--t2) 50%),linear-gradient(135deg,var(--t2) 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;
  background-size:6px 6px,6px 6px;
  background-repeat:no-repeat;
  padding-right:44px;
}
.field textarea.control{min-height:120px;resize:vertical;line-height:1.8;}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--t2);}
.check-row input[type="checkbox"]{
  width:16px;height:16px;
  margin-top:5px;
  border:1px solid var(--stroke);
  border-radius:4px;
  background:rgba(255,255,255,.04);
  flex:0 0 auto;
  position:relative;
  cursor:pointer;
}
.check-row input[type="checkbox"]:checked{background:var(--primary);border-color:var(--primary);}
.check-row input[type="checkbox"]:checked::after{
  content:"";
  position:absolute;
  left:4px;top:1px;
  width:5px;height:9px;
  border:2px solid var(--on-primary);
  border-top:0;border-left:0;
  transform:rotate(45deg);
}
.form-note{
  display:none;
  margin-top:16px;
  font-size:13.5px;
  color:var(--ok);
  padding:12px 14px;
  border-radius:var(--r-btn);
  background:rgba(74,222,128,.08);
  border:1px solid rgba(74,222,128,.24);
}
.form-actions{margin-top:24px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-0);
  position:relative;
  padding:72px 0 0;
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-120px;right:-80px;
  width:520px;height:520px;
  background:radial-gradient(circle,rgba(46,214,196,.08),transparent 68%);
  pointer-events:none;
}
.footer-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--t2);line-height:1.9;max-width:32ch;}
.social-row{display:flex;gap:10px;margin-top:20px;}
.social-row a{
  width:36px;height:36px;
  border-radius:var(--r-btn);
  border:1px solid var(--stroke);
  display:grid;place-items:center;
  color:var(--t2);
}
.social-row a:hover{color:var(--primary);border-color:var(--stroke-brand);}
.footer-col h4{font-size:14px;font-weight:600;color:var(--t1);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a,.footer-col li{font-size:14px;color:var(--t2);}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{
  display:flex;
  justify-content:space-between;
  gap:14px;
  padding:10px 0;
  border-bottom:1px solid var(--stroke);
  font-size:13.5px;
}
.footer-contact li .k{color:var(--t3);}
.footer-contact li .v{color:var(--t1);text-align:right;}
.footer-bottom{
  position:relative;
  border-top:1px solid var(--stroke);
  padding:22px 0 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12.5px;
  color:var(--t3);
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;
  right:22px;
  bottom:24px;
  z-index:70;
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--stroke);
  background:rgba(16,30,51,.86);
  backdrop-filter:blur(10px);
  color:var(--t2);
  display:grid;
  place-items:center;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:var(--tr);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{color:var(--primary);border-color:var(--stroke-brand);}

/* ---------- 入场 ---------- */
.fade-in{opacity:0;transform:translateY(14px);transition:opacity 520ms ease,transform 520ms ease;}
.fade-in.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .nav-divider{display:none;}
  .nav-right .btn{display:none;}
  .nav-toggle{display:grid;}

  .section{padding:72px 0;}
  .hero-inner{padding:48px 0 64px;}
  .hero{padding-top:76px;}
  .hero h1{max-width:22ch;}

  .bento-mini-row{grid-template-columns:1fr;gap:20px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stats li:nth-child(2){border-right:0;}
  .stats li:nth-child(1),.stats li:nth-child(2){border-bottom:1px solid var(--stroke);}
  .stats li{padding:26px 22px;}
  .stats .n{font-size:34px;}

  .case-col.offset{padding-top:0;}
  .plan-row,.plan-row.reverse{grid-template-columns:1fr;gap:28px;}
  .plan-row.reverse .plan-media{order:0;}
  .contact-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}

@media screen and (max-width:767px){
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .entry-row{grid-template-columns:1fr;gap:12px;padding:22px 6px;}
  .entry-row .idx{display:none;}
  .news-row{grid-template-columns:1fr;gap:10px;}
  .news-row .tail{flex-direction:row;align-items:center;justify-content:flex-start;}
}

@media screen and (max-width:639px){
  .nav-inner{height:72px;}
  .site-header.is-scrolled .nav-inner{height:60px;}
  .hero{padding-top:72px;}
  .hero-inner{padding:40px 0 52px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-trust{flex-direction:column;gap:14px;padding-top:18px;}
  .hero-trust li{border-right:0;padding-right:0;margin-right:0;}
  .section{padding:52px 0;}
  .bento-card{padding:20px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stats li{padding:22px 16px;}
  .stats .n{font-size:30px;}
  .stats .l{font-size:12.5px;}
  .news-big-body{padding:20px;}
  .news-big-body h3{font-size:19px;}
  .form-panel{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  ul.accordion.faq-list .accordion-title{font-size:16px;padding-right:46px;}
  ul.accordion.faq-list .accordion-content{padding-right:20px;}
  .to-top{right:16px;bottom:16px;}
}

@media screen and (max-width:480px){
  .hero-sub{font-size:16px;}
  .plan-body h3{font-size:19px;}
}

/* roulang page: article */
:root{
  --bg-0:#050B16;
  --bg-1:#0A1524;
  --bg-2:#101E33;
  --primary:#2ED6C4;
  --primary-deep:#1B8E88;
  --on-primary:#06231F;
  --accent:#F2B33D;
  --t1:#E8F1F8;
  --t2:#9BB0C6;
  --t3:#64798F;
  --stroke:rgba(255,255,255,.08);
  --stroke-brand:rgba(46,214,196,.28);
  --glass:rgba(255,255,255,.045);
  --danger:#FF6B6B;
  --ok:#4ADE80;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-cta:12px;
  --r-tag:6px;
  --r-img:12px;
  --e1:0 2px 6px rgba(0,0,0,.25);
  --e2:0 18px 40px -18px rgba(0,0,0,.6);
  --e3:0 30px 70px -24px rgba(0,0,0,.75);
  --glow:0 8px 24px rgba(46,214,196,.26);
  --glow-strong:0 0 32px rgba(46,214,196,.42);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:0;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:600;letter-spacing:.01em;color:var(--t1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
svg{display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--primary);}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0;margin:0;padding:0;}
button{cursor:pointer;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:rgba(46,214,196,.28);color:#fff;}

/* ---------- 容器与栅格 ---------- */
.grid-container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:40px;
  padding-right:40px;
}
@media (min-width:1440px){
  .grid-container{max-width:1280px;}
}
@media (max-width:640px){
  .grid-container{padding-left:20px;padding-right:20px;}
}
.section{padding-top:96px;padding-bottom:96px;}
.section-tight{padding-top:64px;padding-bottom:64px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head .sh-text{max-width:720px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--primary);
  background:rgba(46,214,196,.10);
  border:1px solid var(--stroke-brand);
  border-radius:var(--r-tag);
  padding:5px 10px;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.eyebrow .dot-mark{width:5px;height:5px;border-radius:50%;background:var(--primary);}
.section-title{font-size:clamp(24px,3vw,36px);line-height:1.3;}
.section-sub{margin-top:12px;color:var(--t2);font-size:15px;line-height:1.8;}
.link-arrow{color:var(--primary);font-size:14px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.link-arrow span.ar{transition:transform .2s ease;}
.link-arrow:hover span.ar{transform:translateX(3px);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,11,22,.74);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--stroke);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;height:88px;transition:height .2s ease;}
.site-header.is-scrolled .nav-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--t1);}
.brand-mark{color:var(--primary);display:flex;align-items:center;justify-content:center;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-main{font-size:16px;font-weight:600;color:var(--t1);letter-spacing:.01em;}
.brand-sub{font-size:11.5px;color:var(--t3);letter-spacing:.04em;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{
  position:relative;
  font-size:15px;
  color:var(--t2);
  padding:6px 0;
}
.nav-links a:hover{color:var(--t1);}
.nav-links a.is-active{color:var(--t1);}
.nav-links a.is-active::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--primary);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:38px;height:38px;border-radius:999px;
  display:none;align-items:center;justify-content:center;
  border:1px solid var(--stroke);color:var(--t2);
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--t1);border-color:var(--stroke-brand);}
.menu-toggle{display:none;}
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-actions .btn-nav{display:none;}
  .icon-btn{display:none;}
  .menu-toggle{display:inline-flex;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:500;
  border-radius:var(--r-btn);
  transition:all .2s ease;
  white-space:nowrap;
}
.btn-lg{height:48px;padding:0 26px;border-radius:var(--r-cta);}
.btn-md{height:40px;padding:0 20px;}
.btn-sm{height:32px;padding:0 14px;font-size:13.5px;border-radius:8px;}
.btn-primary{
  background:var(--primary);color:var(--on-primary);
  box-shadow:var(--glow);
}
.btn-primary:hover{background:#3ee3d1;color:var(--on-primary);box-shadow:var(--glow-strong);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(-1px);box-shadow:var(--glow);}
.btn-ghost{
  background:transparent;color:var(--t1);
  border:1px solid var(--stroke);
}
.btn-ghost:hover{border-color:var(--stroke-brand);background:rgba(255,255,255,.04);color:var(--t1);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(-1px);}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{
  position:fixed;inset:0;z-index:80;
  background:rgba(16,30,51,.97);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  display:flex;flex-direction:column;
  padding:20px 22px 30px;
  overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
}
.nav-drawer.is-open{opacity:1;visibility:visible;transform:none;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--stroke);}
.drawer-links{display:flex;flex-direction:column;margin-top:12px;}
.drawer-links a{
  font-size:20px;color:var(--t1);padding:18px 0;
  border-bottom:1px solid var(--stroke);
}
.drawer-links a.is-active{color:var(--primary);}
.drawer-cta{margin-top:26px;}
.drawer-cta .btn{width:100%;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--t3);}
.crumb a{color:var(--t3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:var(--t3);opacity:.7;}
.crumb .current{color:var(--t1);max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
@media (max-width:640px){
  .crumb .current{max-width:200px;}
}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  padding:44px 0 40px;
  background:
    radial-gradient(680px 320px at 12% 0%,rgba(46,214,196,.10),transparent 68%),
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px) 0 0/100% 24px,
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px) 0 0/24px 100%,
    var(--bg-0);
  border-bottom:1px solid var(--stroke);
}
.article-hero .hero-inner{max-width:900px;}
.article-hero h1{
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.25;
  margin-top:20px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  margin-top:18px;font-size:13px;color:var(--t3);
}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--t3);opacity:.8;}
.meta-chip{
  font-size:12px;color:var(--primary);
  background:rgba(46,214,196,.10);
  border-radius:var(--r-tag);
  padding:3px 8px;
}
.meta-chip.gold{color:var(--accent);background:rgba(242,179,61,.12);}
.article-cover{
  margin-top:32px;
  border-radius:var(--r-panel);
  border:1px solid var(--stroke);
  overflow:hidden;
  aspect-ratio:16/9;
  background:var(--bg-1);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

/* ---------- 文章布局 ---------- */
.article-layout{padding:64px 0 0;}
.article-col{flex:1 1 auto;min-width:0;width:auto;}
.aside-col{flex:0 0 248px;width:248px;}
.article-main{max-width:780px;margin:0 auto;}
@media (max-width:1199px){
  .aside-col{display:none;}
  .article-col{width:100%;flex:1 1 100%;}
}

/* ---------- 长文排版 ---------- */
.article-body{
  font-size:17px;
  line-height:1.95;
  color:var(--t1);
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;color:#DCE7F2;}
.article-body h2{
  position:relative;
  font-size:24px;line-height:1.4;
  margin:44px 0 16px;
  padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.34em;
  width:3px;height:1em;border-radius:2px;background:var(--primary);
}
.article-body h3{font-size:20px;line-height:1.5;margin:32px 0 12px;}
.article-body h4{font-size:17px;line-height:1.5;margin:26px 0 10px;color:var(--t2);}
.article-body ul{margin:0 0 20px;}
.article-body ul > li{position:relative;padding-left:20px;margin-bottom:10px;color:#DCE7F2;}
.article-body ul > li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:1px;background:var(--primary);
}
.article-body ol{counter-reset:artol;margin:0 0 20px;}
.article-body ol > li{position:relative;padding-left:32px;margin-bottom:10px;counter-increment:artol;color:#DCE7F2;}
.article-body ol > li::before{
  content:counter(artol) ".";
  position:absolute;left:0;top:0;
  color:var(--primary);font-weight:600;
}
.article-body blockquote{
  margin:24px 0;
  background:var(--glass);
  border-left:3px solid var(--primary);
  border-radius:0 var(--r-img) var(--r-img) 0;
  padding:20px 22px;
  color:var(--t2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--t3);text-align:center;margin-top:10px;}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:#5fe7d7;}
.article-body table{margin:24px 0;font-size:15px;}
.article-body th,.article-body td{
  border:1px solid var(--stroke);
  padding:10px 14px;text-align:left;vertical-align:top;
}
.article-body th{background:var(--bg-2);color:var(--t1);font-weight:600;}
.article-body td{color:var(--t2);}
.article-body code{
  background:var(--bg-2);border:1px solid var(--stroke);
  border-radius:4px;padding:2px 6px;font-size:.9em;color:var(--primary);
}
.article-body hr{border:0;border-top:1px solid var(--stroke);margin:36px 0;}

/* ---------- 空态 ---------- */
.empty-state{
  text-align:center;
  border:1px solid var(--stroke);
  background:var(--glass);
  border-radius:var(--r-card);
  padding:56px 24px;
}
.empty-state .es-icon{color:var(--primary);display:flex;justify-content:center;margin-bottom:16px;}
.empty-state h3{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--t2);font-size:15px;margin-bottom:20px;}

/* ---------- 侧栏目录 ---------- */
.aside-inner{position:sticky;top:104px;display:flex;flex-direction:column;gap:24px;}
.toc-wrap{
  border:1px solid var(--stroke);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-radius:var(--r-card);
  padding:18px 18px 14px;
  box-shadow:var(--e1);
}
.toc-title{font-size:12.5px;color:var(--t3);letter-spacing:.08em;margin-bottom:10px;}
.toc-list a{
  display:block;
  font-size:14px;line-height:1.6;color:var(--t2);
  padding:7px 0 7px 14px;
  border-left:2px solid var(--stroke);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.toc-list a:hover{color:var(--t1);border-left-color:var(--stroke-brand);}
.toc-list a.is-active{color:var(--primary);border-left-color:var(--primary);}
.aside-card{
  border:1px solid var(--stroke);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-radius:var(--r-card);
  padding:20px 18px;
}
.aside-card h4{font-size:14px;margin-bottom:12px;}
.aside-card ul li{margin-bottom:10px;}
.aside-card ul li:last-child{margin-bottom:0;}
.aside-card ul a{font-size:14px;color:var(--t2);display:inline-flex;align-items:center;gap:6px;}
.aside-card ul a:hover{color:var(--primary);}
.aside-card .note{font-size:13px;color:var(--t3);line-height:1.7;margin-top:10px;}

/* ---------- 标签与前后篇 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;}
.tag{
  font-size:12px;color:var(--primary);
  background:rgba(46,214,196,.10);
  border-radius:var(--r-tag);
  padding:5px 10px;
}
.tag.gold{color:var(--accent);background:rgba(242,179,61,.12);}
.pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px;}
.pn-card{
  display:block;
  border:1px solid var(--stroke);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-radius:var(--r-card);
  padding:20px 22px;
  transition:transform .2s ease,border-color .2s ease;
}
.pn-card:hover{transform:translateY(-2px);border-color:var(--stroke-brand);}
.pn-card .pn-label{font-size:12.5px;color:var(--t3);display:flex;align-items:center;gap:6px;}
.pn-card h4{font-size:16px;line-height:1.6;margin-top:10px;color:var(--t1);}
.pn-card .pn-meta{font-size:12.5px;color:var(--t3);margin-top:10px;}
.pn-card.next{text-align:right;}
.pn-card.next .pn-label{justify-content:flex-end;}

/* ---------- 相关推荐 ---------- */
.rel-section{border-top:1px solid var(--stroke);margin-top:72px;padding-top:64px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;
  border:1px solid var(--stroke);
  background:var(--bg-1);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-2px);border-color:var(--stroke-brand);box-shadow:var(--e2);}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-2);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.rel-body h4{font-size:16.5px;line-height:1.6;color:var(--t1);}
.rel-body p{font-size:14px;color:var(--t2);line-height:1.75;}
.rel-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--stroke);
  font-size:12.5px;color:var(--t3);
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  margin:72px 0 96px;
  border:1px solid var(--stroke-brand);
  background:
    radial-gradient(520px 240px at 82% 20%,rgba(46,214,196,.14),transparent 70%),
    var(--bg-1);
  border-radius:var(--r-panel);
  padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h3{font-size:clamp(20px,2.2vw,26px);line-height:1.45;}
.cta-band p{color:var(--t2);font-size:15px;margin-top:10px;max-width:640px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--stroke);
  padding:72px 0 28px;
  background-image:radial-gradient(620px 300px at 10% 0%,rgba(46,214,196,.07),transparent 70%);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--t2);line-height:1.85;max-width:340px;}
.social-row{display:flex;gap:12px;margin-top:20px;}
.social-row a{
  width:36px;height:36px;border-radius:999px;
  border:1px solid var(--stroke);
  display:flex;align-items:center;justify-content:center;
  color:var(--t2);
}
.social-row a:hover{color:var(--primary);border-color:var(--stroke-brand);}
.footer-col h4{font-size:14px;margin-bottom:16px;color:var(--t1);}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a,.footer-col ul li span{font-size:14px;color:var(--t2);line-height:1.7;}
.footer-col ul a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid var(--stroke);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12.5px;color:var(--t3);}

/* ---------- 响应式 ---------- */
@media (min-width:640px) and (max-width:1023px){
  .section{padding-top:72px;padding-bottom:72px;}
}
@media (max-width:1023px){
  .section-head{flex-direction:column;align-items:flex-start;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .rel-grid{grid-template-columns:1fr;}
  .pn-grid{grid-template-columns:1fr;}
}
@media (max-width:640px){
  .section{padding-top:52px;padding-bottom:52px;}
  .article-hero{padding:28px 0 32px;}
  .article-layout{padding-top:40px;}
  .article-body{font-size:16.5px;line-height:1.9;}
  .article-body h2{font-size:21px;margin-top:36px;}
  .article-body h3{font-size:18px;}
  .cta-band{margin:56px 0 64px;}
  .cta-band .cta-actions{width:100%;flex-direction:column;}
  .cta-band .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:52px;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --bg-0:#050B16;
  --bg-1:#0A1524;
  --bg-2:#101E33;
  --primary:#2ED6C4;
  --primary-deep:#1B8E88;
  --on-primary:#06231F;
  --accent:#F2B33D;
  --t1:#E8F1F8;
  --t2:#9BB0C6;
  --t3:#64798F;
  --stroke:rgba(255,255,255,.08);
  --stroke-brand:rgba(46,214,196,.28);
  --glass:rgba(255,255,255,.045);
  --danger:#FF6B6B;
  --ok:#4ADE80;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-cta:12px;
  --r-tag:6px;
  --r-img:12px;
  --e1:0 2px 6px rgba(0,0,0,.25);
  --e2:0 18px 40px -18px rgba(0,0,0,.6);
  --e3:0 30px 70px -24px rgba(0,0,0,.75);
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Inter","IBM Plex Sans",var(--font-cn);
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:600;color:var(--t1);letter-spacing:.01em}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.25}
h2{font-size:clamp(24px,3vw,36px);line-height:1.3}
h3{font-size:20px;line-height:1.5}
h4{font-size:17px;line-height:1.5;font-weight:500}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease,transform .2s ease}
img{max-width:100%;display:block;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(46,214,196,.28);color:#fff}

/* ============ 容器与栅格覆盖 ============ */
.grid-container{
  width:min(92vw,1200px);
  max-width:1280px;
  margin-left:auto;
  margin-right:auto;
  padding-left:40px;
  padding-right:40px;
}
@media (min-width:1440px){
  .grid-container{width:min(92vw,1280px)}
}
@media (max-width:640px){
  .grid-container{width:92vw;padding-left:20px;padding-right:20px}
}
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px}
.grid-margin-y{margin-top:-16px}
.grid-margin-y>.cell{margin-top:16px}

/* ============ 基础组件 ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.section-head-main{max-width:720px}
.section-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1.6;letter-spacing:.06em;
  color:var(--primary);
  background:rgba(46,214,196,.10);
  border:1px solid rgba(46,214,196,.20);
  border-radius:var(--r-tag);
  padding:4px 10px;
  margin-bottom:16px;
}
.section-title{margin-bottom:12px}
.section-sub{color:var(--t2);font-size:15px;max-width:640px}

.tag{
  display:inline-block;
  font-size:12px;line-height:1.6;
  color:var(--primary);
  background:rgba(46,214,196,.10);
  border:1px solid rgba(46,214,196,.18);
  border-radius:var(--r-tag);
  padding:3px 9px;
}
.tag-accent{
  color:var(--accent);
  background:rgba(242,179,61,.10);
  border-color:rgba(242,179,61,.24);
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-cta);
  font-weight:600;
  font-size:15px;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-lg{height:48px;padding:0 26px}
.btn-md{height:40px;padding:0 20px;font-size:14.5px}
.btn-sm{height:32px;padding:0 14px;font-size:13.5px;border-radius:var(--r-btn)}
.btn-primary{
  background:var(--primary);
  color:var(--on-primary);
  box-shadow:0 8px 24px rgba(46,214,196,.26);
}
.btn-primary:hover{box-shadow:0 0 32px rgba(46,214,196,.42);transform:translateY(-2px);color:var(--on-primary)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;
  border-color:var(--stroke);
  color:var(--t1);
}
.btn-ghost:hover{border-color:var(--stroke-brand);background:rgba(255,255,255,.05)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}

.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--primary);font-size:14px;font-weight:500;
}
.link-arrow svg{transition:transform .2s ease}
.link-arrow:hover svg{transform:translateX(3px)}

/* 玻璃卡 */
.glass-card{
  position:relative;
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  overflow:hidden;
}
.glass-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.10),transparent);
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .2s ease,border-color .2s ease,backdrop-filter .2s ease;
}
.site-header.is-scrolled{
  background:rgba(10,21,36,.74);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--stroke);
}
.header-inner{
  display:flex;align-items:center;gap:32px;
  height:88px;
  transition:height .2s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);
  border:1px solid var(--stroke-brand);
  border-radius:10px;
  background:rgba(46,214,196,.06);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-main{font-size:16px;font-weight:600;color:var(--t1);letter-spacing:.01em}
.brand-sub{font-size:11.5px;color:var(--t3);letter-spacing:.06em;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:30px;margin-left:12px}
.nav-links a{
  position:relative;
  font-size:15px;
  color:var(--t2);
  padding:6px 0;
}
.nav-links a:hover{color:var(--t1)}
.nav-links a.is-active{color:var(--t1)}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;
  background:var(--primary);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);border-radius:var(--r-btn);
  color:var(--t2);
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.icon-btn:hover{border-color:var(--stroke-brand);color:var(--t1);background:rgba(255,255,255,.04)}
.menu-toggle{display:none}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;
  background:rgba(10,21,36,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-inner{padding:24px 20px 40px;display:flex;flex-direction:column;min-height:100%}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--stroke)}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px}
.drawer-nav a{
  font-size:20px;color:var(--t1);
  padding:20px 0;border-bottom:1px solid var(--stroke);
}
.drawer-nav a.is-active{color:var(--primary)}
.drawer-cta{margin-top:auto;padding-top:28px}

/* ============ 页头 Hero ============ */
.page-hero{
  position:relative;
  isolation:isolate;
  padding:64px 0 72px;
  background-color:#050B16;
  background-image:
    radial-gradient(60% 70% at 12% 8%, rgba(46,214,196,.08), transparent 60%),
    linear-gradient(180deg, rgba(5,11,22,.86) 0%, rgba(5,11,22,.94) 58%, #050B16 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover,cover,cover;
  background-position:center,center,center 30%;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:24px 24px,24px 24px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--t3);margin-bottom:26px;
}
.breadcrumb a{color:var(--t3)}
.breadcrumb a:hover{color:var(--t2)}
.breadcrumb .sep{color:var(--t3);opacity:.7}
.breadcrumb .current{color:var(--t1);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-layout{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start}
.hero-main{flex:1 1 520px;min-width:0}
.hero-side{flex:0 1 340px;min-width:280px}
.hero-tag{margin-bottom:18px}
.hero-title{margin-bottom:18px}
.hero-lead{color:var(--t2);font-size:17px;line-height:1.8;max-width:620px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;font-size:13.5px;color:var(--t3)}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px rgba(46,214,196,.7)}
.quick-panel{
  background:var(--bg-1);
  border:1px solid var(--stroke);
  border-radius:var(--r-panel);
  padding:26px 24px;
  box-shadow:var(--e2);
}
.quick-panel h2{font-size:16px;font-weight:600;margin-bottom:6px}
.quick-panel .panel-sub{font-size:13px;color:var(--t3);margin-bottom:16px}
.quick-row{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:12px 0;border-top:1px solid var(--stroke);
  font-size:13.5px;
}
.quick-row dt{color:var(--t3);flex:0 0 auto}
.quick-row dd{margin:0;color:var(--t1);text-align:right}

/* ============ 数据条 ============ */
.stat-strip{border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke);background:var(--bg-0)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{padding:34px 26px;border-left:1px solid var(--stroke)}
.stat-item:first-child{border-left:0}
.stat-num{
  font-family:var(--font-num);font-size:40px;font-weight:600;line-height:1.1;
  font-variant-numeric:tabular-nums;color:var(--t1);letter-spacing:0;
}
.stat-num .accent{color:var(--accent)}
.stat-label{font-size:13px;color:var(--t3);margin-top:8px}

/* ============ 步骤区 ============ */
.guide-layout{align-items:flex-start}
.guide-aside{position:sticky;top:104px;align-self:flex-start}
.toc{
  background:var(--bg-1);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  padding:20px 18px;
}
.toc-title{font-size:13px;color:var(--t3);letter-spacing:.08em;margin-bottom:14px}
.toc-list{display:flex;flex-direction:column}
.toc-list a{
  position:relative;
  display:block;
  font-size:14px;color:var(--t2);
  padding:10px 10px 10px 14px;
  border-left:2px solid transparent;
  border-radius:0 8px 8px 0;
}
.toc-list a:hover{color:var(--t1);background:rgba(255,255,255,.03)}
.toc-list a.is-current{color:var(--primary);border-left-color:var(--primary);background:rgba(46,214,196,.06)}
.toc-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--stroke);font-size:13px;color:var(--t3);line-height:1.7}

.timeline{position:relative}
.timeline::before{
  content:"";position:absolute;left:13px;top:18px;bottom:28px;width:2px;
  background:linear-gradient(180deg,rgba(46,214,196,.5),rgba(46,214,196,.06));
}
.step{
  position:relative;
  display:grid;grid-template-columns:28px 1fr;gap:22px;
  padding-bottom:38px;
}
.step:last-child{padding-bottom:0}
.step-dot{
  width:28px;height:28px;border-radius:50%;
  border:1px solid var(--stroke-brand);
  background:var(--bg-0);
  display:flex;align-items:center;justify-content:center;
  position:relative;z-index:1;
}
.step-dot::after{
  content:"";width:8px;height:8px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 12px rgba(46,214,196,.7);
}
.step-body{
  background:var(--bg-1);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  padding:26px 26px 22px;
  transition:border-color .2s ease,transform .2s ease;
}
.step-body:hover{border-color:var(--stroke-brand);transform:translateY(-2px)}
.step-index{
  display:inline-block;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13px;letter-spacing:.1em;color:var(--primary);
  margin-bottom:10px;
}
.step-title{margin-bottom:10px}
.step-text{color:var(--t2);font-size:15.5px;line-height:1.9;margin-bottom:16px}
.points{display:flex;flex-direction:column;gap:8px}
.points li{
  position:relative;
  padding-left:18px;
  font-size:14.5px;color:var(--t2);line-height:1.8;
}
.points li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:5px;height:5px;background:var(--primary);border-radius:1px;
}

/* ============ 入口识别 ============ */
.identify-list{display:flex;flex-direction:column;margin-top:8px}
.identify-item{
  position:relative;
  display:flex;gap:18px;
  padding:20px 16px 20px 16px;
  border-top:1px solid var(--stroke);
  transition:background-color .2s ease;
}
.identify-item:last-child{border-bottom:1px solid var(--stroke)}
.identify-item::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:var(--primary);opacity:0;transition:opacity .2s ease;
}
.identify-item:hover{background:rgba(255,255,255,.02)}
.identify-item:hover::before{opacity:1}
.identify-num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13px;color:var(--t3);padding-top:4px;flex:0 0 26px;
}
.identify-body h3{font-size:17px;font-weight:500;margin-bottom:6px}
.identify-body p{font-size:14.5px;color:var(--t2);line-height:1.85}
.media-frame{
  position:relative;
  border:1px solid var(--stroke);
  border-radius:var(--r-img);
  overflow:hidden;
  aspect-ratio:4/3;
  background:var(--bg-2);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,11,22,0) 40%,rgba(5,11,22,.55) 100%);
  pointer-events:none;
}

/* ============ 小卡 ============ */
.mini-card{
  height:100%;
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  padding:26px 24px 22px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  position:relative;overflow:hidden;
  transition:transform .2s ease,border-color .2s ease;
}
.mini-card:hover{transform:translateY(-2px);border-color:var(--stroke-brand)}
.mini-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.10),transparent);
}
.mini-icon{
  width:40px;height:40px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);
  background:rgba(46,214,196,.08);
  border:1px solid var(--stroke-brand);
  margin-bottom:18px;
}
.mini-card h3{font-size:18px;margin-bottom:10px}
.mini-card p{font-size:14.5px;color:var(--t2);line-height:1.9;margin-bottom:18px}
.mini-tags{display:flex;flex-wrap:wrap;gap:8px;padding-top:16px;border-top:1px solid var(--stroke)}
.mini-thumb{
  border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9;margin-bottom:18px;
  border:1px solid var(--stroke);
}
.mini-thumb img{width:100%;height:100%;object-fit:cover}

/* ============ FAQ ============ */
.faq-list .accordion{border:0;background:transparent;margin:0}
.faq-list .accordion-item{border:0;border-top:1px solid var(--stroke);background:transparent}
.faq-list .accordion-item:last-child{border-bottom:1px solid var(--stroke)}
.faq-list .accordion-title{
  position:relative;
  display:block;
  border:0;background:transparent;
  color:var(--t1);font-size:17px;font-weight:500;line-height:1.6;
  padding:22px 46px 22px 0;
}
.faq-list .accordion-title:hover{color:var(--primary)}
.faq-list .accordion-title::before{
  content:"";position:absolute;right:10px;top:50%;width:13px;height:1.6px;
  background:var(--primary);transform:translateY(-50%);
}
.faq-list .accordion-title::after{
  content:"";position:absolute;right:15.7px;top:50%;width:1.6px;height:13px;
  background:var(--primary);transform:translateY(-50%);
  transition:transform .2s ease,opacity .2s ease;
}
.faq-list .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(90deg);opacity:0}
.faq-list .accordion-content{
  border:0;background:transparent;padding:0 0 24px 0;
}
.faq-list .accordion-content p{
  border-left:3px solid rgba(46,214,196,.35);
  padding-left:18px;
  color:var(--t2);font-size:15.5px;line-height:1.9;
}
body.no-js .faq-list .accordion-content{display:block!important}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
  background:var(--glass);
  border:1px solid var(--stroke);
  border-radius:var(--r-panel);
  padding:40px 40px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.10),transparent);
}
.cta-text{max-width:640px}
.cta-text h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px}
.cta-text p{color:var(--t2);font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  background:var(--bg-0);
  border-top:1px solid var(--stroke);
  padding:72px 0 28px;
  overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:-120px;left:8%;width:520px;height:320px;
  background:radial-gradient(circle,rgba(46,214,196,.08),transparent 68%);
  pointer-events:none;
}
.footer-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.1fr;
  gap:44px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:13.5px;color:var(--t3);line-height:1.85;max-width:320px}
.social-row{display:flex;gap:10px;margin-top:20px}
.social-row a{
  width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);border-radius:var(--r-btn);color:var(--t2);
}
.social-row a:hover{border-color:var(--stroke-brand);color:var(--primary)}
.footer-col h4{font-size:14px;color:var(--t1);margin-bottom:18px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:2px}
.footer-col li{font-size:13.5px;color:var(--t3);line-height:1.7}
.footer-col a{color:var(--t3);font-size:13.5px;display:inline-block;padding:5px 0}
.footer-col a:hover{color:var(--primary)}
.footer-contact li{
  padding:9px 0;border-bottom:1px solid var(--stroke);
  display:flex;gap:12px;align-items:flex-start;
}
.footer-contact li:first-child{border-top:1px solid var(--stroke)}
.footer-contact .k{color:var(--t3);flex:0 0 46px;font-size:13px}
.footer-bottom{
  position:relative;
  margin-top:52px;padding-top:22px;border-top:1px solid var(--stroke);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:12.5px;color:var(--t3);
}
.footer-bottom a{color:var(--t3)}
.footer-bottom a:hover{color:var(--t2)}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;
  width:42px;height:42px;border-radius:var(--r-btn);
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(16,30,51,.9);
  border:1px solid var(--stroke);
  color:var(--t2);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease,border-color .2s ease,color .2s ease;
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{border-color:var(--stroke-brand);color:var(--primary)}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-visible{opacity:1;transform:none}
html.no-js .reveal{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .section{padding:80px 0}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px}
  .footer-contact{grid-column:1 / -1}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .menu-toggle{display:inline-flex}
  .header-actions .btn{display:none}
  .header-inner{gap:16px}
  .section{padding:72px 0}
  .guide-aside{position:static;margin-bottom:28px}
  .hero-layout{gap:32px}
  .hero-side{flex:1 1 100%}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(3){border-left:0}
  .stat-item{border-top:1px solid var(--stroke)}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-top:0}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .page-hero{padding:40px 0 52px}
  .hero-lead{font-size:16px}
  .hero-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
  .cta-band{padding:28px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .step-body{padding:20px 18px 18px}
  .step{grid-template-columns:24px 1fr;gap:14px}
  .timeline::before{left:11px}
  .step-dot{width:24px;height:24px}
  .step-dot::after{width:7px;height:7px}
  .breadcrumb .current{max-width:70vw}
  .quick-panel{padding:22px 18px}
  .quick-row{flex-direction:column;gap:4px}
  .quick-row dd{text-align:left}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .stat-num{font-size:34px}
  .stat-item{padding:24px 18px}
  .brand-sub{display:none}
  .to-top{right:16px;bottom:18px}
}

/* roulang page: category2 */
:root{
  --bg-0:#050B16;
  --bg-1:#0A1524;
  --bg-2:#101E33;
  --primary:#2ED6C4;
  --primary-deep:#1B8E88;
  --on-primary:#06231F;
  --accent:#F2B33D;
  --t1:#E8F1F8;
  --t2:#9BB0C6;
  --t3:#64798F;
  --stroke:rgba(255,255,255,.08);
  --stroke-brand:rgba(46,214,196,.28);
  --glass:rgba(255,255,255,.045);
  --danger:#FF6B6B;
  --ok:#4ADE80;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-cta:12px;
  --r-tag:6px;
  --e1:0 2px 6px rgba(0,0,0,.25);
  --e2:0 18px 40px -18px rgba(0,0,0,.6);
  --e3:0 30px 70px -24px rgba(0,0,0,.75);
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Inter","IBM Plex Sans","HarmonyOS Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:12px;}
a{color:var(--primary);text-decoration:none;transition:color 200ms ease,border-color 200ms ease,background-color 200ms ease;}
a:hover{color:var(--t1);}
button,input,select,textarea{font-family:inherit;font-size:100%;margin:0;}
button{background:none;border:0;color:inherit;cursor:pointer;}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(46,214,196,.28);color:#fff;}

.grid-container{width:min(92vw,1200px);max-width:1280px;margin:0 auto;padding-left:40px;padding-right:40px;}
@media (min-width:1440px){.grid-container{width:min(90vw,1280px);}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  height:88px;
  display:flex;
  align-items:center;
  background:linear-gradient(180deg,rgba(5,11,22,.92),rgba(5,11,22,.55));
  border-bottom:1px solid transparent;
  transition:height 200ms ease,background-color 200ms ease,border-color 200ms ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(10,21,36,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--stroke);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t1);}
.brand:hover{color:var(--t1);}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke-brand);
  border-radius:10px;
  color:var(--primary);
  background:var(--glass);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:16px;font-weight:600;letter-spacing:.01em;}
.brand-sub{font-size:11.5px;color:var(--t3);letter-spacing:.06em;}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-links a{
  position:relative;
  font-size:15px;
  color:var(--t2);
  padding:6px 0;
}
.nav-links a::after{
  content:"";
  position:absolute;left:0;right:0;bottom:-4px;
  height:2px;background:var(--primary);
  transform:scaleX(0);transform-origin:left;
  transition:transform 200ms ease;
  border-radius:2px;
}
.nav-links a:hover{color:var(--t1);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--t1);}
.nav-links a.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);border-radius:10px;color:var(--t2);
  transition:border-color 200ms ease,color 200ms ease,background-color 200ms ease;
}
.icon-btn:hover{border-color:var(--stroke-brand);color:var(--t1);background:var(--glass);}
.nav-toggle{display:none;}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;
  background:rgba(16,30,51,.96);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  padding:26px 24px 32px;
  display:flex;flex-direction:column;
  transform:translateY(-12px);
  opacity:0;visibility:hidden;
  transition:opacity 200ms ease,transform 200ms ease,visibility 200ms ease;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.mobile-drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.mobile-links{display:flex;flex-direction:column;}
.mobile-links a{
  font-size:20px;color:var(--t2);padding:18px 2px;border-bottom:1px solid var(--stroke);
}
.mobile-links a.is-active{color:var(--primary);}
.mobile-drawer .btn{margin-top:26px;width:100%;justify-content:center;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:500;
  border-radius:var(--r-btn);
  padding:0 22px;height:40px;
  border:1px solid transparent;
  transition:transform 200ms ease,box-shadow 200ms ease,background-color 200ms ease,border-color 200ms ease,color 200ms ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);
  color:var(--on-primary);
  border-radius:var(--r-cta);
  box-shadow:0 8px 24px rgba(46,214,196,.26);
}
.btn-primary:hover{
  background:#3EE3D1;color:var(--on-primary);
  box-shadow:0 0 32px rgba(46,214,196,.42);
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 14px rgba(46,214,196,.24);}
.btn-ghost{
  background:transparent;color:var(--t1);border-color:var(--stroke);
}
.btn-ghost:hover{border-color:var(--stroke-brand);background:var(--glass);color:var(--t1);transform:translateY(-2px);}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-sm{height:34px;padding:0 16px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:500;}
.link-arrow svg{transition:transform 200ms ease;}
.link-arrow:hover{color:var(--primary);}
.link-arrow:hover svg{transform:translateX(3px);}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--bg-1);}
.section-head{margin-bottom:40px;display:flex;align-items:flex-end;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3vw,36px);line-height:1.3;font-weight:600;letter-spacing:.01em;}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--t2);max-width:640px;}
.tag{
  display:inline-block;
  font-size:12px;line-height:1.6;
  padding:3px 10px;
  border-radius:var(--r-tag);
  background:rgba(46,214,196,.10);
  color:var(--primary);
  letter-spacing:.02em;
}
.tag-accent{background:rgba(242,179,61,.12);color:var(--accent);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;
  padding:150px 0 72px;
  background:var(--bg-0);
  overflow:hidden;
  border-bottom:1px solid var(--stroke);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;
  filter:saturate(.8);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 320px at 12% 18%,rgba(46,214,196,.12),transparent 70%),
    linear-gradient(180deg,rgba(5,11,22,.72),rgba(5,11,22,.96));
}
.page-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{font-size:13px;color:var(--t3);margin-bottom:26px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.breadcrumb a{color:var(--t3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .current{color:var(--t1);}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.25;
  font-weight:600;
  letter-spacing:.01em;
  margin:18px 0 16px;
  max-width:820px;
}
.page-hero .lead{font-size:17px;color:var(--t2);max-width:620px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.hero-side{
  border:1px solid var(--stroke);
  background:var(--glass);
  border-radius:var(--r-panel);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:26px;
  position:relative;
  overflow:hidden;
}
.hero-side::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.10),transparent);}
.hero-side h3{font-size:17px;font-weight:600;margin-bottom:18px;}
.kv{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--stroke);font-size:14px;}
.kv:last-child{border-bottom:0;}
.kv span:first-child{color:var(--t3);}
.kv span:last-child{color:var(--t1);font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--stroke);
  border-bottom:1px solid var(--stroke);
}
.stat-item{padding:34px 26px;border-right:1px solid var(--stroke);}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-family:var(--font-num);
  font-size:40px;line-height:1.1;font-weight:600;
  font-variant-numeric:tabular-nums;
}
.stat-num em{font-style:normal;color:var(--accent);}
.stat-label{margin-top:8px;font-size:13px;color:var(--t3);}

/* ---------- 卡片 ---------- */
.card{
  position:relative;
  border:1px solid var(--stroke);
  background:var(--glass);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:26px;
  overflow:hidden;
  height:100%;
  transition:transform 200ms ease,border-color 200ms ease,background-color 200ms ease;
}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.10),transparent);}
.card:hover{transform:translateY(-2px);border-color:var(--stroke-brand);}
.card h3{font-size:20px;line-height:1.5;font-weight:600;margin-bottom:12px;}
.card p{font-size:15px;color:var(--t2);}
.card-icon{
  width:40px;height:40px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke-brand);
  color:var(--primary);
  margin-bottom:18px;
}
.card-media{border-radius:12px;overflow:hidden;margin-bottom:20px;}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;}
.card-foot{margin-top:22px;padding-top:14px;border-top:1px solid var(--stroke);display:flex;align-items:center;justify-content:space-between;gap:12px;}
.card-lg h3{font-size:23px;}
.card-lg p{font-size:15.5px;}
.stack-40{margin-top:40px;}

/* ---------- 对照表 ---------- */
.compare{border-top:1px solid var(--stroke);}
.compare-row{
  display:grid;
  grid-template-columns:1.1fr 1.2fr 1.2fr 1fr;
  gap:20px;
  padding:22px 6px;
  border-bottom:1px solid var(--stroke);
  align-items:start;
  transition:background-color 200ms ease;
}
.compare-row:hover{background:rgba(46,214,196,.035);}
.compare-head{font-size:13px;color:var(--t3);letter-spacing:.02em;}
.compare-cell{font-size:15px;color:var(--t2);}
.compare-cell strong{display:block;font-size:16px;color:var(--t1);font-weight:600;margin-bottom:4px;}

/* ---------- 双栏图文 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;}
.split.rev{grid-template-columns:7fr 5fr;}
.media-panel{
  border:1px solid var(--stroke);border-radius:var(--r-panel);overflow:hidden;
  position:relative;background:var(--bg-2);
}
.media-panel img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;}
.point-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.point-list li{position:relative;padding-left:22px;font-size:15px;color:var(--t2);}
.point-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:7px;height:7px;border-radius:2px;background:var(--primary);opacity:.85;
}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:3fr 1fr;gap:48px;align-items:start;}
.accordion{border:0;background:transparent;}
.accordion-item{border:0;border-bottom:1px solid var(--stroke);background:transparent;}
.accordion-title{
  border:0;
  padding:22px 42px 22px 0;
  font-size:17px;
  font-weight:500;
  color:var(--t1);
  line-height:1.6;
  position:relative;
  background:transparent;
}
.accordion-title:hover,.accordion-title:focus{background:transparent;color:var(--primary);}
.accordion-title::before{
  content:"";
  position:absolute;right:8px;top:50%;
  width:13px;height:1.6px;background:var(--primary);
  transform:translateY(-50%);
  transition:transform 200ms ease;
}
.accordion-title::after{
  content:"";
  position:absolute;right:13.5px;top:50%;
  width:1.6px;height:13px;background:var(--primary);
  transform:translateY(-50%) rotate(0deg);
  transition:transform 200ms ease,opacity 200ms ease;
}
.accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(90deg);opacity:0;}
.accordion-content{
  border:0;
  padding:0 42px 24px 20px;
  background:transparent;
  color:var(--t2);
  font-size:16px;
  line-height:1.9;
  border-left:3px solid rgba(46,214,196,.35);
}
.accordion-content p{font-size:16px;color:var(--t2);}
.accordion-content p + p{margin-top:12px;}
.side-sticky{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}
.side-card{border:1px solid var(--stroke);background:var(--glass);border-radius:var(--r-card);padding:22px;}
.side-card h4{font-size:15px;font-weight:600;margin-bottom:14px;}
.side-card ul li{padding:9px 0;border-bottom:1px solid var(--stroke);}
.side-card ul li:last-child{border-bottom:0;}
.side-card ul li a{font-size:14px;color:var(--t2);}
.side-card ul li a:hover{color:var(--primary);}

/* ---------- CTA ---------- */
.cta-panel{
  border:1px solid var(--stroke-brand);
  background:linear-gradient(140deg,rgba(46,214,196,.10),rgba(16,30,51,.72) 55%);
  border-radius:var(--r-panel);
  padding:52px;
  display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.14),transparent);}
.cta-panel h2{font-size:clamp(22px,2.6vw,32px);font-weight:600;line-height:1.35;margin-bottom:14px;}
.cta-panel p{font-size:15.5px;color:var(--t2);}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--stroke);
  padding:76px 0 0;
  position:relative;
  overflow:hidden;
}
.site-footer::after{
  content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(46,214,196,.08),transparent 68%);
  pointer-events:none;
}
.footer-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1.1fr;gap:40px;
  padding-bottom:56px;
}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--t2);max-width:320px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:18px;color:var(--t1);}
.footer-col ul li{padding:9px 0;}
.footer-col ul li a,.footer-col ul li{font-size:14px;color:var(--t2);}
.footer-col ul li a:hover{color:var(--primary);}
.social-row{display:flex;gap:10px;margin-top:22px;}
.social-row a{
  width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);border-radius:10px;color:var(--t2);
  transition:border-color 200ms ease,color 200ms ease,background-color 200ms ease;
}
.social-row a:hover{border-color:var(--stroke-brand);color:var(--primary);background:var(--glass);}
.footer-bottom{
  position:relative;z-index:2;
  border-top:1px solid var(--stroke);
  padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12.5px;color:var(--t3);}
.footer-contact li{padding:8px 0;font-size:14px;color:var(--t2);font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:50;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--stroke);background:rgba(16,30,51,.9);
  color:var(--t2);display:inline-flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity 200ms ease,visibility 200ms ease,border-color 200ms ease;
}
.to-top.is-on{opacity:1;visibility:visible;}
.to-top:hover{border-color:var(--stroke-brand);color:var(--primary);}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(14px);transition:opacity 520ms ease,transform 520ms ease;}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .grid-container{padding-left:32px;padding-right:32px;}
  .nav-links{gap:24px;}
  .split,.split.rev{grid-template-columns:1fr;gap:36px;}
  .faq-wrap{grid-template-columns:1fr;gap:36px;}
  .cta-panel{grid-template-columns:1fr;padding:40px;gap:28px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .section{padding:72px 0;}
  .page-hero{padding:126px 0 56px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .compare-row{grid-template-columns:1fr 1fr;gap:14px;}
  .compare-head{display:none;}
}
@media (max-width:767px){
  .grid-container{padding-left:20px;padding-right:20px;width:92vw;}
  .section{padding:52px 0;}
  .page-hero{padding:112px 0 46px;}
  .page-hero h1{font-size:clamp(26px,7vw,34px);}
  .stat-strip{grid-template-columns:1fr 1fr;}
  .stat-item{border-right:0;border-bottom:1px solid var(--stroke);padding:24px 18px;}
  .stat-item:nth-child(odd){border-right:1px solid var(--stroke);}
  .stat-item:nth-last-child(-n+2){border-bottom:0;}
  .stat-num{font-size:32px;}
  .hero-side{padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-panel{padding:30px 22px;}
  .compare-row{grid-template-columns:1fr;padding:18px 0;}
  .card{padding:22px;}
  .faq-wrap{gap:28px;}
}
@media (max-width:479px){
  .brand-sub{display:none;}
  .hero-cta .btn,.cta-actions .btn{width:100%;justify-content:center;}
  .section-head{margin-bottom:28px;}
}

/* roulang page: category3 */
:root{
  --bg-0:#050B16;
  --bg-1:#0A1524;
  --bg-2:#101E33;
  --primary:#2ED6C4;
  --primary-deep:#1B8E88;
  --on-primary:#06231F;
  --accent:#F2B33D;
  --t1:#E8F1F8;
  --t2:#9BB0C6;
  --t3:#64798F;
  --stroke:rgba(255,255,255,.08);
  --stroke-brand:rgba(46,214,196,.28);
  --glass:rgba(255,255,255,.045);
  --danger:#FF6B6B;
  --ok:#4ADE80;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-cta:12px;
  --r-tag:6px;
  --r-img:12px;
  --e1:0 2px 6px rgba(0,0,0,.25);
  --e2:0 18px 40px -18px rgba(0,0,0,.6);
  --e3:0 30px 70px -24px rgba(0,0,0,.75);
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Inter","IBM Plex Sans",var(--font-cn);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--primary);text-decoration:none;transition:color 200ms ease}
a:hover{color:var(--t1)}
img{max-width:100%;display:block;border-radius:var(--r-img)}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--t1)}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(46,214,196,.28)}

.grid-container{
  width:min(92vw,1200px);
  margin:0 auto;
  padding-left:0;
  padding-right:0;
}
@media (min-width:1200px){.grid-container{width:min(92vw,1240px)}}
@media (min-width:1440px){.grid-container{max-width:1280px}}

.grid-x{margin-left:-12px;margin-right:-12px}
.grid-x>.cell{padding-left:12px;padding-right:12px}
@media (max-width:639px){
  .grid-x{margin-left:-8px;margin-right:-8px}
  .grid-x>.cell{padding-left:8px;padding-right:8px}
}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:70;
  transition:background 200ms ease, border-color 200ms ease, backdrop-filter 200ms ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(5,11,22,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--stroke);
}
.nav-inner{
  height:88px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  transition:height 200ms ease;
}
.site-header.is-scrolled .nav-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t1)}
.brand-mark{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke-brand);
  border-radius:10px;
  color:var(--primary);
  background:rgba(46,214,196,.07);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-main{font-size:16px;font-weight:600;letter-spacing:.01em}
.brand-sub{font-size:11px;color:var(--t3);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  font-size:15px;
  color:var(--t2);
  padding:8px 14px;
  border-radius:999px;
  transition:color 200ms ease, background 200ms ease;
}
.nav-links a:hover{color:var(--t1);background:rgba(255,255,255,.04)}
.nav-links a.is-active{color:var(--t1);background:rgba(46,214,196,.10)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-icon{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);
  border-radius:10px;
  color:var(--t2);
  transition:border-color 200ms ease,color 200ms ease;
}
.nav-icon:hover{border-color:var(--stroke-brand);color:var(--t1)}
.nav-toggle{display:none}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;
  z-index:90;
  background:rgba(16,30,51,.97);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  padding:22px 20px 28px;
  display:flex;flex-direction:column;
  opacity:0;pointer-events:none;transform:translateY(-10px);
  transition:opacity 200ms ease, transform 200ms ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{opacity:1;pointer-events:auto;transform:none}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-links{display:flex;flex-direction:column}
.drawer-links a{
  font-size:20px;
  color:var(--t1);
  padding:18px 0;
  border-bottom:1px solid var(--stroke);
}
.drawer-links a.is-active{color:var(--primary)}
.drawer-foot{margin-top:auto;padding-top:28px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:var(--r-cta);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  transition:transform 200ms ease, box-shadow 200ms ease, background 200ms ease, border-color 200ms ease, color 200ms ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--primary);
  color:var(--on-primary);
  box-shadow:0 8px 24px rgba(46,214,196,.26);
}
.btn-primary:hover{
  color:var(--on-primary);
  box-shadow:0 0 32px rgba(46,214,196,.42);
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;
  border-color:var(--stroke);
  color:var(--t1);
}
.btn-ghost:hover{border-color:var(--stroke-brand);background:rgba(255,255,255,.04);color:var(--t1)}
.btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-btn)}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--primary);
}
.link-more svg{transition:transform 200ms ease}
.link-more:hover svg{transform:translateX(3px)}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section--tight{padding-top:64px}
.section--alt{background:var(--bg-1)}
.section-head{margin-bottom:40px}
.section-head--row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:14px;height:2px;border-radius:2px;background:var(--primary);opacity:.8}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.25;font-weight:600;letter-spacing:.01em}
h2{font-size:clamp(24px,3vw,36px);line-height:1.3;font-weight:600;letter-spacing:.01em}
h3{font-size:20px;line-height:1.5;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:500}
.sub{color:var(--t2);font-size:14px;line-height:1.7;margin-top:12px}
.lead{color:var(--t2);font-size:16px;line-height:1.9}
.meta{font-size:13px;color:var(--t3)}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding:150px 0 76px;
  overflow:hidden;
  background:var(--bg-0);
  border-bottom:1px solid var(--stroke);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.26;
}
.hero-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:24px 24px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
}
.hero-glow{
  position:absolute;top:-140px;right:-120px;
  width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,214,196,.08),transparent 68%);
}
.page-hero .grid-container{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--t3);
  margin-bottom:26px;
}
.breadcrumb a{color:var(--t3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--t3);opacity:.7}
.breadcrumb .current{color:var(--t1);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-lead{color:var(--t2);font-size:16px;line-height:1.85;margin-top:18px;max-width:34em}
.hero-stats{margin-top:8px}
.hero-stats li{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:14px 0;
  border-bottom:1px solid var(--stroke);
}
.hero-stats li:first-child{border-top:1px solid var(--stroke)}
.hero-stats .k{font-size:13px;color:var(--t3)}
.hero-stats .v{font-size:17px;font-weight:600;color:var(--t1)}
.hero-stats .v em{font-style:normal;color:var(--accent)}

/* ---------- 标签 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;
  padding:6px 12px;
  border-radius:var(--r-tag);
  background:rgba(46,214,196,.10);
  color:var(--primary);
  border:1px solid transparent;
}
.tag--outline{background:transparent;border-color:var(--stroke);color:var(--t2)}
.tag--accent{background:rgba(242,179,61,.12);color:var(--accent)}

/* ---------- 玻璃卡 / 普通卡 ---------- */
.glass{
  border:1px solid var(--stroke);
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.10);
  border-radius:var(--r-card);
}
.card{
  border:1px solid var(--stroke);
  background:var(--bg-2);
  border-radius:var(--r-card);
  padding:26px;
  transition:transform 200ms ease, border-color 200ms ease;
  height:100%;
}
.card:hover{transform:translateY(-2px);border-color:var(--stroke-brand)}
.card h3{margin-bottom:10px}
.card p{color:var(--t2);font-size:14px;line-height:1.85}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:20px;padding-top:16px;border-top:1px solid var(--stroke);
  font-size:13px;color:var(--t3);
}
.icon-box{
  width:42px;height:42px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);
  background:rgba(46,214,196,.08);
  border:1px solid var(--stroke-brand);
  margin-bottom:16px;
}

/* ---------- 图文区 ---------- */
.feature-figure{
  border-radius:var(--r-panel);
  overflow:hidden;
  border:1px solid var(--stroke);
  position:relative;
  aspect-ratio:16/11;
  background:var(--bg-2);
}
.feature-figure img{width:100%;height:100%;object-fit:cover;border-radius:0}
.feature-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 18px;
  font-size:13px;color:var(--t2);
  background:linear-gradient(180deg,transparent,rgba(5,11,22,.9));
}
.dot-list li{
  position:relative;
  padding-left:20px;
  margin-bottom:10px;
  font-size:14px;
  line-height:1.8;
  color:var(--t2);
}
.dot-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:1px;background:var(--primary);opacity:.85;
}
.dot-list li strong{color:var(--t1);font-weight:600}

/* ---------- 主区布局 ---------- */
.layout-main{padding:88px 0 96px}
.col-main{min-width:0}
.col-side{min-width:0}
@media (min-width:1024px){
  .sticky-side{position:sticky;top:104px}
}
.group-title{
  display:flex;align-items:center;gap:10px;
  margin:44px 0 8px;
}
.group-title:first-child{margin-top:0}
.group-title::before{
  content:"";width:3px;height:18px;border-radius:2px;background:var(--primary);
}
.group-title h2{font-size:20px;line-height:1.5}
.group-title .count{font-size:13px;color:var(--t3);margin-left:auto}

/* ---------- FAQ（Foundation accordion 定制） ---------- */
.accordion{
  background:transparent;
  border:0;
  margin:0;
}
.accordion .accordion-item{
  background:transparent;
  border-bottom:1px solid var(--stroke);
  border-top:0;
}
.accordion .accordion-title{
  background:transparent;
  border:0;
  padding:22px 52px 22px 18px;
  font-size:17px;
  font-weight:500;
  line-height:1.6;
  color:var(--t1);
  position:relative;
  transition:color 200ms ease, background 200ms ease;
}
.accordion .accordion-title:hover{background:rgba(255,255,255,.03);color:var(--t1)}
.accordion .accordion-title::before{
  content:"";position:absolute;right:24px;top:50%;
  width:12px;height:2px;border-radius:2px;background:var(--t3);
  transform:translateY(-50%);
  transition:transform 200ms ease, background 200ms ease;
}
.accordion .accordion-title::after{
  content:"";position:absolute;right:29px;top:50%;
  width:2px;height:12px;border-radius:2px;background:var(--t3);
  transform:translateY(-50%);
  transition:transform 200ms ease, background 200ms ease;
}
.accordion .accordion-title[aria-expanded="true"]{color:var(--primary)}
.accordion .accordion-title[aria-expanded="true"]::before{background:var(--primary);transform:translateY(-50%) rotate(45deg)}
.accordion .accordion-title[aria-expanded="true"]::after{background:var(--primary);transform:translateY(-50%) rotate(45deg)}
.accordion .accordion-content{
  background:transparent;
  border:0;
  padding:0 52px 24px 18px;
  color:var(--t2);
  font-size:16px;
  line-height:1.9;
}
.accordion .accordion-content p{color:var(--t2);margin-bottom:14px}
.accordion .accordion-content p:last-child{margin-bottom:0}
.accordion .accordion-content .dot-list{margin-top:12px}
.accordion .accordion-content strong{color:var(--t1)}
.accordion .accordion-content .note{
  margin-top:14px;padding:12px 16px;
  border-left:3px solid var(--primary);
  background:rgba(255,255,255,.035);
  border-radius:0 var(--r-tag) var(--r-tag) 0;
  font-size:14px;color:var(--t2);
}

/* ---------- 侧栏 ---------- */
.side-card{
  border:1px solid var(--stroke);
  background:var(--bg-2);
  border-radius:var(--r-card);
  padding:24px;
  margin-bottom:20px;
}
.side-card h3{font-size:16px;margin-bottom:14px}
.side-links li{border-bottom:1px solid var(--stroke)}
.side-links li:last-child{border-bottom:0}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 0;
  font-size:14px;
  color:var(--t2);
}
.side-links a:hover{color:var(--primary)}
.side-links a span.arrow{color:var(--t3)}
.side-contact li{
  font-size:14px;color:var(--t2);
  padding:11px 0;
  border-bottom:1px solid var(--stroke);
}
.side-contact li:last-child{border-bottom:0}
.side-contact .k{display:block;font-size:12.5px;color:var(--t3);margin-bottom:2px}
.side-card .btn{width:100%;margin-top:18px}

/* ---------- 排查步骤 ---------- */
.steps{position:relative;margin-top:8px}
.steps::before{
  content:"";position:absolute;left:13px;top:10px;bottom:56px;width:2px;
  background:var(--stroke);
}
.steps li{position:relative;padding-left:52px;padding-bottom:36px}
.steps li:last-child{padding-bottom:0}
.steps li::before{
  content:"";position:absolute;left:0;top:4px;
  width:28px;height:28px;border-radius:50%;
  border:1px solid var(--stroke-brand);
  background:var(--bg-0);
}
.steps li::after{
  content:"";position:absolute;left:10px;top:14px;
  width:8px;height:8px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 12px rgba(46,214,196,.6);
}
.step-no{font-size:13px;color:var(--primary);letter-spacing:.04em}
.steps h3{margin:6px 0 8px}
.steps p{color:var(--t2);font-size:14px;line-height:1.85;margin-bottom:12px}

/* ---------- 对比双卡 ---------- */
.dual-card{
  border:1px solid var(--stroke);
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.10);
  border-radius:var(--r-card);
  padding:32px;
  height:100%;
  display:flex;flex-direction:column;
}
.dual-card h3{margin-bottom:10px}
.dual-card .lead{font-size:14px;margin-bottom:20px}
.dual-card .dot-list{margin-bottom:24px}
.dual-card .dual-foot{margin-top:auto}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:var(--r-panel);
  border:1px solid var(--stroke-brand);
  background:
    radial-gradient(600px 220px at 88% -30%, rgba(46,214,196,.10), transparent 70%),
    var(--bg-2);
  padding:48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px)}
.cta-band p{color:var(--t2);font-size:14px;line-height:1.8;margin-top:10px;max-width:44em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--stroke);
  padding:72px 0 28px;
  position:relative;
  overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:-180px;left:-140px;
  width:480px;height:480px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,214,196,.07),transparent 70%);
}
.site-footer .grid-container{position:relative;z-index:2}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .9fr .9fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{color:var(--t2);font-size:14px;line-height:1.85;max-width:32em}
.social-row{display:flex;gap:10px;margin-top:20px}
.social-row a{
  width:36px;height:36px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);
  color:var(--t2);
  transition:border-color 200ms ease,color 200ms ease;
}
.social-row a:hover{border-color:var(--stroke-brand);color:var(--primary)}
.footer-col h4{
  font-size:14px;color:var(--t1);margin-bottom:16px;
}
.footer-col ul li{
  font-size:14px;color:var(--t2);
  padding:7px 0;
}
.footer-col ul li a{color:var(--t2)}
.footer-col ul li a:hover{color:var(--primary)}
.footer-contact li span.k{display:block;font-size:12.5px;color:var(--t3)}
.footer-bottom{
  margin-top:52px;padding-top:22px;
  border-top:1px solid var(--stroke);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--t3);
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:22px;z-index:60;
  width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);
  background:rgba(16,30,51,.9);
  color:var(--t2);
  opacity:0;pointer-events:none;
  transition:opacity 200ms ease, border-color 200ms ease, color 200ms ease;
}
.to-top.is-visible{opacity:1;pointer-events:auto}
.to-top:hover{border-color:var(--stroke-brand);color:var(--primary)}

/* ---------- 入场 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity 420ms ease, transform 420ms ease}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-right .nav-cta{display:none}
  .nav-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:10px;
    border:1px solid var(--stroke);color:var(--t2);
  }
  .section{padding:72px 0}
  .layout-main{padding:64px 0 72px}
  .page-hero{padding:126px 0 60px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:36px}
}
@media (max-width:767px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .feature-figure{aspect-ratio:16/10}
}
@media (max-width:639px){
  .section{padding:52px 0}
  .layout-main{padding:48px 0 56px}
  .page-hero{padding:112px 0 48px}
  .nav-inner{height:72px}
  .site-header.is-scrolled .nav-inner{height:60px}
  .brand-main{font-size:15px}
  .accordion .accordion-title{padding:18px 46px 18px 14px;font-size:16px}
  .accordion .accordion-content{padding:0 46px 20px 14px;font-size:15px}
  .steps::before{bottom:44px}
  .cta-band{padding:26px 20px}
  .cta-actions .btn{width:100%}
  .dual-card{padding:24px}
  .card{padding:20px}
  .section-head--row{align-items:flex-start}
}
@media (max-width:479px){
  .hero-stats .v{font-size:15px}
  .to-top{right:14px;bottom:14px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}