/* roulang page: index */
:root{
  --bg-900:#06090E;
  --bg-800:#0A0F18;
  --bg-700:#0F1826;
  --brand-500:#1FD1C0;
  --brand-400:#58E6D6;
  --brand-700:#0E8F84;
  --accent-500:#FF9A3C;
  --accent-400:#FFB86B;
  --text-100:#EAF3F5;
  --text-300:#A8BAC7;
  --text-500:#6D8091;
  --glass:rgba(255,255,255,.05);
  --glass-strong:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(0,0,0,.30);
  --sh-2:0 12px 32px rgba(0,0,0,.40);
  --glow:0 0 0 1px rgba(31,209,192,.45),0 10px 30px rgba(31,209,192,.25);
  --t:240ms cubic-bezier(.2,.7,.3,1);
  --mono:"DIN Alternate","Barlow","Inter","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-800);
  color:var(--text-300);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:var(--brand-500);text-decoration:none;transition:color var(--t),border-color var(--t),background var(--t),transform var(--t);}
a:hover{color:var(--brand-400);}
a:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:4px;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text-100);font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1em 0;}
p:last-child{margin-bottom:0;}
::selection{background:rgba(31,209,192,.30);color:#fff;}

/* ---------- 布局容器 ---------- */
.grid-container{max-width:1200px;padding-left:32px;padding-right:32px;}
@media screen and (min-width:1440px){
  .grid-container{max-width:1280px;}
}
@media screen and (max-width:640px){
  .grid-container{padding-left:20px;padding-right:20px;}
}
.section{padding:96px 0;position:relative;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--bg-700);}
.section-title{margin-bottom:48px;max-width:760px;}
.section-title .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-500);font-weight:600;margin-bottom:14px;
  font-family:var(--mono);
}
.section-title .eyebrow::before{
  content:"";width:22px;height:1px;background:var(--brand-500);display:inline-block;opacity:.8;
}
.section-title h2{font-size:clamp(24px,2.8vw,36px);line-height:1.25;margin-bottom:14px;}
.section-title p{font-size:15.5px;color:var(--text-500);line-height:1.8;max-width:680px;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.section-head-row .section-title{margin-bottom:0;}
.text-link{color:var(--brand-500);font-size:14.5px;font-weight:600;border-bottom:1px solid rgba(31,209,192,.35);padding-bottom:2px;text-decoration:none;}
.text-link:hover{border-bottom-color:var(--brand-400);color:var(--brand-400);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),color var(--t),filter var(--t);
  text-decoration:none;line-height:1;white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{
  background:var(--brand-500);color:#04211F;
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  box-shadow:var(--glow);
  border-radius:0;
}
.btn-primary:hover{background:var(--brand-400);color:#04211F;transform:translateY(-2px);filter:brightness(1.06);}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-ghost{
  background:var(--glass);color:var(--text-100);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.btn-ghost:hover{border-color:rgba(31,209,192,.55);color:var(--brand-400);transform:translateY(-2px);background:rgba(31,209,192,.08);}
.btn-ghost:active{transform:translateY(0);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;cursor:not-allowed;transform:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;line-height:1;
  background:rgba(31,209,192,.12);border:1px solid rgba(31,209,192,.40);color:var(--brand-400);
  letter-spacing:.02em;white-space:nowrap;
}
.badge-accent{background:rgba(255,154,60,.12);border-color:rgba(255,154,60,.42);color:var(--accent-400);}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;font-size:13px;color:var(--text-300);
  background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
}
.chip i{color:var(--brand-500);font-size:12px;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  transition:background var(--t),border-color var(--t),backdrop-filter var(--t);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(10,15,24,.85);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--line-soft);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-100);font-weight:700;font-size:17px;letter-spacing:-.01em;}
.brand:hover{color:var(--text-100);}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;display:grid;place-items:center;
  border-radius:9px;background:linear-gradient(150deg,var(--brand-500),var(--brand-700));
  color:#04211F;font-size:14px;font-weight:800;font-family:var(--mono);
  clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px);
  box-shadow:0 6px 18px rgba(31,209,192,.28);
}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;color:var(--text-300);font-weight:500;border-radius:8px;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--brand-500);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);box-shadow:0 0 10px rgba(31,209,192,.7);
}
.nav-links a:hover{color:var(--brand-400);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--brand-500);font-weight:600;}
.nav-links a.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-cta{min-height:42px;padding:0 20px;font-size:14.5px;}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--line);border-radius:10px;color:var(--text-100);
  cursor:pointer;font-size:16px;
}
.nav-toggle:hover{border-color:rgba(31,209,192,.5);color:var(--brand-400);}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,12,.65);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:130;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;z-index:140;
  background:var(--bg-700);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform 300ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:44px;height:44px;display:grid;place-items:center;border-radius:10px;
  background:var(--glass);border:1px solid var(--line);color:var(--text-100);cursor:pointer;font-size:16px;
}
.drawer-close:hover{color:var(--brand-400);border-color:rgba(31,209,192,.5);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;flex:1;}
.drawer-nav a{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  color:var(--text-300);font-size:15.5px;font-weight:500;border-bottom:1px solid var(--line-soft);
}
.drawer-nav a:hover{background:rgba(255,255,255,.04);color:var(--brand-400);}
.drawer-nav a.is-active{color:var(--brand-500);background:rgba(31,209,192,.08);}
.drawer-foot{padding-top:16px;}
body.no-scroll{overflow:hidden;}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:150px 0 88px;overflow:hidden;
  background-color:var(--bg-900);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  filter:saturate(.9);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(6,9,14,.72) 0%,rgba(10,15,24,.88) 62%,var(--bg-800) 100%),
    linear-gradient(90deg,rgba(6,9,14,.9) 0%,rgba(6,9,14,.55) 55%,rgba(6,9,14,.85) 100%);
}
.hero-grid-bg{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:radial-gradient(circle at 50% 35%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 35%,#000 0%,transparent 78%);
}
.hero .grid-container{position:relative;z-index:2;}
.hero h1{
  font-size:clamp(30px,4.4vw,54px);line-height:1.15;letter-spacing:-.01em;
  margin-bottom:20px;max-width:15em;
}
.hero h1 em{
  font-style:normal;color:var(--brand-500);
  text-shadow:0 0 26px rgba(31,209,192,.35);
}
.hero-sub{
  font-size:17px;line-height:1.8;color:var(--text-300);max-width:32em;margin-bottom:32px;
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;border-top:1px solid var(--line-soft);padding-top:26px;
}
.hero-metrics .metric{padding-right:20px;}
.hero-metrics .metric + .metric{padding-left:20px;border-left:1px solid var(--line-soft);}
.metric-num{
  font-family:var(--mono);font-size:clamp(22px,2.4vw,30px);font-weight:700;
  color:var(--text-100);line-height:1.15;letter-spacing:-.01em;
}
.metric-num span{font-size:15px;color:var(--brand-500);margin-left:3px;}
.metric-label{font-size:12.5px;color:var(--text-500);margin-top:6px;line-height:1.6;}

.hero-card{
  position:relative;
  background:var(--glass);
  border:1px solid rgba(31,209,192,.12);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:24px;
  box-shadow:var(--sh-2);
  transform:translateY(-8px);
}
.hero-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.hero-card-head .title{font-size:15px;font-weight:600;color:var(--text-100);}
.hero-card-img{border-radius:var(--r-img);overflow:hidden;margin-bottom:18px;position:relative;}
.hero-card-img img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-card-img .overlay-tag{
  position:absolute;left:12px;bottom:12px;
  background:rgba(6,9,14,.7);border:1px solid var(--line);border-radius:999px;
  padding:5px 12px;font-size:12px;color:var(--text-300);backdrop-filter:blur(6px);
}
.data-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 0;border-top:1px solid var(--line-soft);
}
.data-row:first-of-type{border-top:0;}
.data-row .label{font-size:13.5px;color:var(--text-300);display:flex;align-items:center;gap:9px;}
.data-row .label i{color:var(--brand-500);font-size:12.5px;}
.data-row .value{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--text-100);}
.bar{height:5px;border-radius:3px;background:rgba(255,255,255,.08);overflow:hidden;width:96px;}
.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--brand-700),var(--brand-500));border-radius:3px;}

/* ---------- 价值主张条 ---------- */
.value-strip{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.value-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:30px 28px;
}
.value-item + .value-item{border-left:1px solid var(--line-soft);}
.value-icon{
  width:40px;height:40px;flex:0 0 40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(31,209,192,.10);border:1px solid rgba(31,209,192,.28);color:var(--brand-500);font-size:15px;
}
.value-item h3{font-size:16.5px;margin-bottom:6px;}
.value-item p{font-size:14px;color:var(--text-500);line-height:1.72;}

/* ---------- 功能分组 ---------- */
.feature-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;height:100%;position:relative;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(31,209,192,.30);box-shadow:var(--sh-2);}
.feature-num{
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--brand-500);
  letter-spacing:.08em;margin-bottom:14px;display:block;
}
.feature-card h3{font-size:19px;margin-bottom:12px;}
.feature-card p{font-size:14.5px;color:var(--text-300);line-height:1.75;margin-bottom:18px;}
.feature-card .fc-img{border-radius:var(--r-img);overflow:hidden;margin-bottom:20px;}
.feature-card .fc-img img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.feature-icons{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto;}
.feature-icons span{
  width:34px;height:34px;display:grid;place-items:center;border-radius:9px;
  background:rgba(255,255,255,.04);border:1px solid var(--line-soft);color:var(--brand-500);font-size:13px;
}
.feature-list{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--glass);}
.feature-list .fl-item{
  padding:22px 24px;display:flex;gap:16px;align-items:flex-start;
  transition:background var(--t);border-bottom:1px solid var(--line-soft);
}
.feature-list .fl-item:last-child{border-bottom:0;}
.feature-list .fl-item:hover{background:rgba(255,255,255,.03);}
.fl-num{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--brand-500);padding-top:3px;flex:0 0 26px;}
.fl-body h3{font-size:17px;margin-bottom:7px;}
.fl-body p{font-size:14px;color:var(--text-500);line-height:1.72;}

/* ---------- 使用场景 zigzag ---------- */
.scene-row{align-items:center;}
.scene-row + .scene-row{margin-top:80px;}
.scene-text h3{font-size:clamp(20px,2.1vw,26px);margin-bottom:14px;line-height:1.35;}
.scene-text p{font-size:15.5px;color:var(--text-300);line-height:1.85;margin-bottom:20px;}
.scene-img{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);}
.scene-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 600ms cubic-bezier(.2,.7,.3,1);}
.scene-img:hover img{transform:scale(1.03);}
.scene-chips{display:flex;gap:10px;flex-wrap:wrap;}

/* ---------- 案例 ---------- */
.case-main{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;height:100%;display:flex;flex-direction:column;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.case-main:hover{transform:translateY(-4px);border-color:rgba(31,209,192,.30);box-shadow:var(--sh-2);}
.case-logo{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  font-family:var(--mono);font-weight:800;font-size:14px;letter-spacing:.02em;
  background:rgba(31,209,192,.12);border:1px solid rgba(31,209,192,.30);color:var(--brand-500);
  margin-bottom:16px;
}
.case-quote{font-size:16px;color:var(--text-100);line-height:1.8;font-weight:500;margin-bottom:18px;}
.case-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px;}
.case-stats{display:flex;gap:28px;border-top:1px solid var(--line-soft);padding-top:18px;margin-top:auto;}
.case-stats .cs-num{font-family:var(--mono);font-size:22px;font-weight:700;color:var(--accent-500);line-height:1.2;}
.case-stats .cs-label{font-size:12.5px;color:var(--text-500);margin-top:4px;}
.case-mini{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;height:100%;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.case-mini:hover{transform:translateY(-4px);border-color:rgba(31,209,192,.30);box-shadow:var(--sh-2);}
.case-mini .case-logo{width:38px;height:38px;font-size:12.5px;border-radius:10px;margin-bottom:14px;}
.case-mini h3{font-size:15.5px;margin-bottom:8px;line-height:1.5;}
.case-mini p{font-size:13.5px;color:var(--text-500);line-height:1.7;margin-bottom:14px;}
.case-mini .mini-stat{font-family:var(--mono);font-size:17px;font-weight:700;color:var(--brand-500);}
.case-mini .mini-stat small{font-size:12.5px;color:var(--text-500);font-family:inherit;font-weight:400;margin-left:6px;}

/* ---------- 资讯（CMS） ---------- */
.news-main-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.news-main-card:hover{transform:translateY(-4px);border-color:rgba(31,209,192,.30);box-shadow:var(--sh-2);}
.news-main-card .nm-body{padding:24px;display:flex;flex-direction:column;flex:1;}
.news-main-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.news-main-card h3{font-size:20px;line-height:1.45;margin:12px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-main-card p{font-size:14.5px;color:var(--text-300);line-height:1.75;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:2px;}
.news-time{font-size:13px;color:var(--text-500);font-family:var(--mono);}
.news-link{margin-top:auto;font-size:14.5px;font-weight:600;color:var(--brand-500);display:inline-flex;align-items:center;gap:7px;}
.news-link:hover{color:var(--brand-400);gap:11px;}
.news-list{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--glass);height:100%;}
.news-item{
  display:flex;gap:16px;padding:18px 20px;border-bottom:1px solid var(--line-soft);
  transition:background var(--t);
}
.news-item:last-child{border-bottom:0;}
.news-item:hover{background:rgba(255,255,255,.03);}
.news-thumb{width:96px;height:72px;flex:0 0 96px;border-radius:10px;overflow:hidden;background:var(--glass-strong);}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.news-item h3{font-size:15.5px;line-height:1.5;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-item h3 a{color:var(--text-100);}
.news-item h3 a:hover{color:var(--brand-400);}
.news-item p{font-size:13.5px;color:var(--text-500);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:7px;}
.news-item .news-meta{margin-bottom:0;}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;text-align:center;padding:40px 24px;
  background:var(--glass);border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state i{font-size:26px;color:var(--brand-500);opacity:.75;}
.empty-state strong{font-size:16px;color:var(--text-100);font-weight:600;}
.empty-state span{font-size:13.5px;color:var(--text-500);}

/* ---------- 价格 ---------- */
.price-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 26px;height:100%;display:flex;flex-direction:column;position:relative;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.price-card:hover{transform:translateY(-4px);border-color:rgba(31,209,192,.30);box-shadow:var(--sh-2);}
.price-card.is-featured{
  border-color:rgba(255,154,60,.55);
  background:linear-gradient(180deg,rgba(255,154,60,.06),rgba(255,255,255,.04));
  transform:translateY(-8px);
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  border-radius:0;
  box-shadow:0 18px 42px rgba(0,0,0,.45);
}
.price-card.is-featured:hover{transform:translateY(-11px);}
.price-flag{
  position:absolute;top:16px;right:16px;
  background:rgba(255,154,60,.16);border:1px solid rgba(255,154,60,.48);color:var(--accent-400);
  font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:999px;letter-spacing:.04em;
}
.price-name{font-size:16px;font-weight:600;color:var(--text-100);margin-bottom:6px;}
.price-desc{font-size:13.5px;color:var(--text-500);line-height:1.7;margin-bottom:22px;min-height:42px;}
.price-amount{display:flex;align-items:flex-end;gap:4px;margin-bottom:24px;padding-bottom:22px;border-bottom:1px solid var(--line-soft);}
.price-amount .cur{font-size:16px;color:var(--text-300);font-family:var(--mono);padding-bottom:6px;}
.price-amount .num{font-family:var(--mono);font-size:38px;font-weight:700;color:var(--text-100);line-height:1;}
.price-amount .unit{font-size:13px;color:var(--text-500);padding-bottom:5px;}
.price-features{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;}
.price-features li{display:flex;gap:10px;font-size:14.5px;color:var(--text-300);line-height:1.7;}
.price-features li i{color:var(--brand-500);font-size:12.5px;padding-top:6px;flex:0 0 auto;}
.price-note{font-size:13px;color:var(--text-500);margin-top:22px;line-height:1.75;}
.price-note a{color:var(--brand-500);border-bottom:1px solid rgba(31,209,192,.35);}
.price-note a:hover{border-bottom-color:var(--brand-400);}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  border:1px solid var(--line);background:var(--glass);
  border-radius:0;overflow:hidden;transition:border-color var(--t),background var(--t);
}
.faq-item + .faq-item{border-top:0;}
.faq-item:first-child{border-radius:var(--r-card) var(--r-card) 0 0;}
.faq-item:last-child{border-radius:0 0 var(--r-card) var(--r-card);}
.faq-item:hover{border-color:rgba(31,209,192,.28);}
.faq-item.is-open{border-color:rgba(31,209,192,.42);background:rgba(31,209,192,.04);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:transparent;border:0;color:var(--text-100);text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;padding:22px 24px;position:relative;line-height:1.6;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:var(--brand-500);border-radius:0 2px 2px 0;
  transform:scaleY(0);transition:transform var(--t);box-shadow:0 0 12px rgba(31,209,192,.6);
}
.faq-item.is-open .faq-q::before{transform:scaleY(1);}
.faq-q:focus-visible{outline:2px solid var(--brand-500);outline-offset:-2px;}
.faq-q .faq-icon{color:var(--brand-500);font-size:14px;transition:transform var(--t);flex:0 0 auto;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 320ms cubic-bezier(.2,.7,.3,1);
}
.faq-a-inner{padding:0 24px 24px 24px;font-size:15px;line-height:1.9;color:var(--text-300);}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-900);
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 18% 30%,rgba(31,209,192,.14),transparent 58%),
             radial-gradient(circle at 82% 70%,rgba(255,154,60,.10),transparent 55%);
}
.cta-inner{position:relative;z-index:1;padding:80px 0;}
.cta-inner h2{font-size:clamp(24px,2.8vw,34px);line-height:1.3;margin-bottom:14px;max-width:20em;}
.cta-inner p{font-size:15.5px;color:var(--text-300);max-width:44em;margin-bottom:28px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;max-width:560px;}
.cta-field{flex:1 1 260px;display:flex;flex-direction:column;gap:8px;}
.cta-field label{font-size:13px;color:var(--text-500);}
.cta-field label .req{color:var(--accent-500);margin-left:3px;}
.cta-field input{
  height:48px;padding:0 16px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text-100);transition:border-color var(--t),box-shadow var(--t);
  width:100%;outline:none;
}
.cta-field input::placeholder{color:var(--text-500);}
.cta-field input:focus{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(31,209,192,.18);}
.cta-form .btn{align-self:flex-end;min-height:48px;}
.cta-hint{font-size:12.5px;color:var(--text-500);margin-top:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--bg-900);
  border-top:1px solid var(--line-soft);padding:72px 0 0;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:linear-gradient(180deg,#000,transparent 82%);
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 82%);
}
.site-footer .grid-container{position:relative;z-index:1;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:var(--text-100);font-weight:700;font-size:17px;}
.footer-desc{font-size:14px;color:var(--text-500);line-height:1.8;max-width:34em;}
.footer-col h4{font-size:14px;color:var(--text-100);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:14px;color:var(--text-300);}
.footer-col ul a:hover{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px;}
.footer-col ul li span{font-size:14px;color:var(--text-500);}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--line-soft);
  padding:22px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-500);
}
.footer-bottom a{color:var(--text-500);}
.footer-bottom a:hover{color:var(--brand-500);}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 300ms cubic-bezier(.2,.7,.3,1),transform 300ms cubic-bezier(.2,.7,.3,1);}
.reveal.is-visible{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .section{padding:72px 0;}
  .hero{padding:120px 0 72px;}
  .hero h1{max-width:100%;}
  .hero-card{transform:none;margin-top:44px;}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 0;}
  .hero-metrics .metric:nth-child(odd){padding-left:0;border-left:0;}
  .hero-metrics .metric:nth-child(even){padding-left:20px;border-left:1px solid var(--line-soft);}
  .value-strip{grid-template-columns:1fr;}
  .value-item + .value-item{border-left:0;border-top:1px solid var(--line-soft);}
  .scene-row + .scene-row{margin-top:56px;}
  .scene-row .scene-text{margin-top:26px;}
  .scene-row.reverse .scene-text{order:2;margin-top:26px;}
  .scene-row.reverse .scene-img{order:1;}
  .price-card.is-featured{transform:none;}
  .price-card.is-featured:hover{transform:translateY(-4px);}
}
@media screen and (max-width:639px){
  body{font-size:15.5px;}
  .grid-container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .section-title{margin-bottom:32px;}
  .section-head-row{margin-bottom:30px;}
  .hero{padding:104px 0 56px;}
  .hero-sub{font-size:15.5px;}
  .hero-cta{flex-direction:column;align-items:stretch;margin-bottom:34px;}
  .hero-cta .btn{width:100%;}
  .hero-metrics{grid-template-columns:1fr;gap:0;}
  .hero-metrics .metric{padding:16px 0;border-left:0 !important;border-top:1px solid var(--line-soft);}
  .hero-metrics .metric:first-child{border-top:0;padding-top:0;}
  .hero-card{padding:20px;}
  .value-item{padding:22px 0;}
  .feature-card,.case-main,.price-card,.news-main-card{padding:22px;}
  .news-item{flex-direction:column;gap:12px;padding:18px 16px;}
  .news-thumb{width:100%;height:auto;flex:0 0 auto;aspect-ratio:4/3;}
  .faq-q{font-size:16px;padding:18px 18px;gap:12px;}
  .faq-a-inner{padding:0 18px 20px;}
  .cta-inner{padding:56px 0;}
  .cta-form .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .case-stats{gap:20px;}
  .price-amount .num{font-size:32px;}
}

/* roulang page: article */
:root{
  --bg-900:#06090E;
  --bg-800:#0A0F18;
  --bg-700:#0F1826;
  --brand-500:#1FD1C0;
  --brand-400:#58E6D6;
  --brand-700:#0E8F84;
  --accent-500:#FF9A3C;
  --accent-400:#FFB86B;
  --text-100:#EAF3F5;
  --text-300:#A8BAC7;
  --text-500:#6D8091;
  --glass:rgba(255,255,255,.05);
  --glass-strong:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10);
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(0,0,0,.30);
  --sh-2:0 12px 32px rgba(0,0,0,.40);
  --glow:0 0 0 1px rgba(31,209,192,.45),0 10px 30px rgba(31,209,192,.25);
  --t:240ms cubic-bezier(.2,.7,.3,1);
  --mono:"DIN Alternate","Barlow","Inter","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-800);
  background-image:radial-gradient(900px 520px at 12% -8%,rgba(31,209,192,.07),transparent 62%),
                   radial-gradient(700px 460px at 96% 4%,rgba(255,154,60,.05),transparent 60%);
  background-repeat:no-repeat;
  color:var(--text-300);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-500);text-decoration:none;transition:color var(--t),border-color var(--t),background var(--t)}
a:hover{color:var(--brand-400)}
h1,h2,h3,h4{color:var(--text-100);margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0}
button,input,textarea,select{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto}
@media screen and (min-width:1024px){.grid-container{padding-left:32px;padding-right:32px}}
@media screen and (min-width:1440px){.grid-container{max-width:1280px}}
.grid-x>.cell{padding-left:.6rem;padding-right:.6rem}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),backdrop-filter var(--t);
}
.site-header.is-scrolled{
  background:rgba(10,15,24,.85);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom-color:var(--line);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:70px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-100);font-weight:700;font-size:17px;letter-spacing:.01em}
.brand:hover{color:var(--text-100)}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));
  color:#04110F;font-weight:800;font-family:var(--mono);font-size:17px;
  box-shadow:0 6px 18px rgba(31,209,192,.28);
}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:70px;
  padding:0 14px;font-size:15px;color:var(--text-300);
  border-bottom:2px solid transparent;
}
.nav-links a:hover{color:var(--brand-400);border-bottom-color:rgba(31,209,192,.45)}
.nav-links a.is-active{color:var(--text-100);border-bottom-color:var(--brand-500);box-shadow:0 6px 18px -12px rgba(31,209,192,.9)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:var(--glass);border:1px solid var(--line);color:var(--text-100);
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all var(--t);
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#04110F;box-shadow:var(--glow);
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);color:#04110F;box-shadow:0 0 0 1px rgba(31,209,192,.6),0 16px 34px rgba(31,209,192,.32)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:var(--glass);border-color:var(--line);color:var(--text-100)}
.btn-ghost:hover{background:var(--glass-strong);border-color:rgba(31,209,192,.4);color:var(--text-100);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;cursor:not-allowed;transform:none}
.text-link{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px;font-size:14px;font-weight:600}
.text-link:hover{color:var(--brand-400)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,10,.62);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:70;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;z-index:80;
  background:var(--bg-700);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform var(--t);
  display:flex;flex-direction:column;padding:18px 20px 26px;
}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
body.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-close{
  width:44px;height:44px;border-radius:10px;background:var(--glass);
  border:1px solid var(--line);color:var(--text-100);cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:20px;line-height:1;
}
.drawer-close:hover{background:var(--glass-strong)}
.drawer-link{
  display:flex;align-items:center;height:48px;padding:0 4px;
  border-bottom:1px solid rgba(255,255,255,.07);
  color:var(--text-300);font-size:16px;
}
.drawer-link:hover{color:var(--brand-400)}
.drawer-link.is-active{color:var(--text-100);border-left:3px solid var(--brand-500);padding-left:12px}
.drawer-foot{margin-top:auto;padding-top:20px}

/* ---------- 面包屑 & 文章头 ---------- */
.page-main{padding-top:104px}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-500);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-500)}
.breadcrumb a:hover{color:var(--brand-400)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--text-300)}
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:38px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-brand{color:var(--brand-400);background:rgba(31,209,192,.12);border:1px solid rgba(31,209,192,.4)}
.badge-accent{color:var(--accent-400);background:rgba(255,154,60,.12);border:1px solid rgba(255,154,60,.4)}
.article-head h1{
  font-size:clamp(28px,4vw,46px);line-height:1.18;margin:16px 0 16px;letter-spacing:-.015em;
}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;color:var(--text-500)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--brand-500);opacity:.8}

/* ---------- 正文 ---------- */
.article-body{
  max-width:800px;font-size:17px;line-height:1.95;color:var(--text-300);
}
.article-body p{font-size:17px;line-height:1.95;margin:0 0 1.1em;text-indent:0}
.article-body h2{
  position:relative;font-size:clamp(21px,2.4vw,26px);line-height:1.35;
  margin:2em 0 .75em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-400),var(--brand-700));
}
.article-body h3{font-size:20px;line-height:1.45;margin:1.7em 0 .6em}
.article-body h4{font-size:17px;margin:1.4em 0 .5em;color:var(--text-100)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.2em}
.article-body li{margin-bottom:.5em}
.article-body ul li::marker{color:var(--brand-500)}
.article-body ol li::marker{color:var(--brand-500);font-family:var(--mono);font-weight:700}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;border-left:3px solid var(--brand-500);
  background:var(--glass);border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--text-300);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;box-shadow:var(--sh-1)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--text-500);text-align:center;margin-top:.7em}
.article-body a{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px}
.article-body a:hover{color:var(--brand-400)}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left}
.article-body th{background:rgba(255,255,255,.06);color:var(--text-100);font-weight:600}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.article-body code{
  font-family:var(--mono);font-size:14px;background:rgba(255,255,255,.07);
  padding:2px 6px;border-radius:6px;color:var(--brand-400);
}
.article-body pre{
  background:#05080d;border:1px solid var(--line);border-radius:var(--r-img);
  padding:16px 18px;overflow-x:auto;margin:1.6em 0;
}
.article-body pre code{background:none;padding:0;color:var(--text-300)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.2em 0}

/* ---------- 侧栏 ---------- */
.side-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 18px;margin-bottom:20px;backdrop-filter:blur(14px);
}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500);box-shadow:0 0 10px rgba(31,209,192,.9)}
.side-list li{
  list-style:none;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.07);
}
.side-list li:last-child{border-bottom:none;padding-bottom:0}
.side-list a{
  display:block;color:var(--text-100);font-size:14.5px;line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.side-list a:hover{color:var(--brand-400)}
.side-list .meta{display:block;margin-top:6px;font-size:12.5px;color:var(--text-500);font-family:var(--mono)}
.side-note{font-size:13.5px;color:var(--text-500);line-height:1.8;margin:0}
@media screen and (min-width:1024px){
  .side-sticky{position:sticky;top:96px}
}

/* ---------- 相关推荐 ---------- */
.section{padding:72px 0}
.section-head{margin-bottom:36px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--brand-500);font-family:var(--mono);margin-bottom:12px;
}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.28}
.section-head p{margin:12px 0 0;font-size:14.5px;color:var(--text-500);max-width:640px}
.card{
  display:flex;flex-direction:column;height:100%;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.card:hover{transform:translateY(-4px);border-color:rgba(31,209,192,.3);box-shadow:var(--sh-2)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-700)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.5}
.card-body p{font-size:14.5px;line-height:1.7;color:var(--text-300);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.card-foot .date{font-size:13px;color:var(--text-500);font-family:var(--mono)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(31,209,192,.12),rgba(255,154,60,.08));
  padding:44px 36px;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
}
.cta-band .cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);line-height:1.35;margin-bottom:8px}
.cta-band p{margin:0;font-size:14.5px;color:var(--text-300);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 空态 ---------- */
.empty-state{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:48px 28px;text-align:center;max-width:640px;
}
.empty-state .empty-icon{
  width:52px;height:52px;border-radius:14px;margin:0 auto 16px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(31,209,192,.12);border:1px solid rgba(31,209,192,.35);
  color:var(--brand-400);font-family:var(--mono);font-weight:700;
}
.empty-state h2{font-size:20px;margin-bottom:10px}
.empty-state p{font-size:14.5px;color:var(--text-500);margin-bottom:20px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-900);border-top:1px solid var(--line);
  padding:64px 0 28px;margin-top:48px;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text-100);font-weight:700;font-size:17px;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.85;color:var(--text-500);max-width:340px;margin:0}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text-100)}
.footer-col ul li{list-style:none;margin-bottom:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-500)}
.footer-col a:hover{color:var(--brand-400);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:12.5px;color:var(--text-500);
}

@media screen and (max-width:1023px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{display:flex}
  .page-main{padding-top:92px}
  .section{padding:56px 0}
  .article-body{font-size:16px}
  .article-body p{font-size:16px}
  .cta-band{padding:34px 24px}
}
@media screen and (max-width:639px){
  body{font-size:15.5px}
  .article-body{font-size:15.5px}
  .article-body p{font-size:15.5px}
  .article-body p,.article-body li{word-break:break-word}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .article-head h1{font-size:26px}
  .section{padding:48px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .card-media{aspect-ratio:4/3}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --bg-900:#06090E;
  --bg-800:#0A0F18;
  --bg-700:#0F1826;
  --brand-500:#1FD1C0;
  --brand-400:#58E6D6;
  --brand-700:#0E8F84;
  --accent-500:#FF9A3C;
  --accent-400:#FFB86B;
  --text-100:#EAF3F5;
  --text-300:#A8BAC7;
  --text-500:#6D8091;
  --glass:rgba(255,255,255,.05);
  --glass-strong:rgba(255,255,255,.075);
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --sh-1:0 2px 8px rgba(0,0,0,.30);
  --sh-2:0 12px 32px rgba(0,0,0,.40);
  --glow:0 0 0 1px rgba(31,209,192,.45),0 10px 30px rgba(31,209,192,.25);
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-input:10px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:64px; --s9:88px; --s10:112px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-800);
  color:var(--text-300);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(680px 420px at 12% -6%, rgba(31,209,192,.07), transparent 68%),
    radial-gradient(560px 380px at 92% 4%, rgba(255,154,60,.045), transparent 70%);
  z-index:0;
}
body.nav-open{overflow:hidden;}
a{color:var(--brand-500);text-decoration:none;text-underline-offset:4px;transition:color .24s var(--ease);}
a:hover{color:var(--brand-400);text-decoration:underline;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{margin:0;color:var(--text-100);font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:rgba(31,209,192,.28);color:#fff;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}

.grid-container{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1024px){.grid-container{padding-left:32px;padding-right:32px;}}
@media (min-width:1440px){.grid-container{max-width:1280px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(10,15,24,.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--line-soft);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--s5);
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text-100);
  font-weight:700;
  font-size:17px;
  letter-spacing:.01em;
  text-decoration:none;
  flex-shrink:0;
}
.brand:hover{text-decoration:none;color:var(--text-100);}
.brand-mark{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;
  background:linear-gradient(150deg,rgba(31,209,192,.22),rgba(31,209,192,.06));
  border:1px solid rgba(31,209,192,.42);
  color:var(--brand-500);
  font-family:"DIN Alternate",Barlow,Inter,system-ui,sans-serif;
  font-size:16px;
  font-weight:700;
}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:var(--s5);}
.nav-links a{
  position:relative;
  display:inline-block;
  color:var(--text-300);
  font-size:15px;
  line-height:1.4;
  padding:6px 2px;
  text-decoration:none;
  transition:color .24s var(--ease);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-4px;
  height:2px;
  border-radius:2px;
  background:var(--brand-500);
  box-shadow:0 0 8px rgba(31,209,192,.7);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s var(--ease);
}
.nav-links a:hover{color:var(--brand-400);text-decoration:none;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--text-100);}
.nav-links a.is-active::after{transform:scaleX(1);}
.header-cta{flex-shrink:0;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 22px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  text-decoration:none;
  transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease),filter .24s var(--ease);
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn:active{transform:translateY(0);filter:brightness(.96);}
.btn-primary{
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));
  color:#04140F;
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 1px rgba(31,209,192,.6),0 14px 34px rgba(31,209,192,.32);color:#04140F;}
.btn-ghost{
  background:var(--glass);
  border-color:var(--line);
  color:var(--text-100);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:rgba(31,209,192,.5);color:var(--brand-400);}
.btn-sm{min-height:40px;padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--glass);
  color:var(--text-100);
  font-size:17px;
  cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-backdrop{
  display:none;
  position:fixed;inset:0;
  background:rgba(4,7,11,.65);
  backdrop-filter:blur(3px);
  z-index:70;
}
.nav-backdrop.is-open{display:block;}

@media (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .header-cta{display:none;}
  .nav-links{
    position:fixed;
    top:0;right:0;
    width:88%;
    max-width:360px;
    height:100vh;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:88px 24px 32px;
    background:rgba(8,12,19,.98);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .3s var(--ease);
    z-index:75;
    overflow-y:auto;
  }
  .nav-links.is-open{transform:translateX(0);}
  .nav-links a{
    display:flex;
    align-items:center;
    min-height:48px;
    border-bottom:1px solid var(--line-soft);
    font-size:16px;
    color:var(--text-100);
  }
  .nav-links a::after{display:none;}
  .nav-links a.is-active{color:var(--brand-500);}
  .nav-drawer-cta{margin-top:24px;}
  .nav-drawer-cta .btn{width:100%;}
}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  padding:132px 0 56px;
  background:
    linear-gradient(180deg,rgba(15,24,38,.9),rgba(10,15,24,0)),
    var(--bg-800);
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 88%);
  pointer-events:none;
}
.page-head .grid-container{position:relative;z-index:1;}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-500);
  margin-bottom:18px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-500);text-decoration:none;}
.breadcrumb a:hover{color:var(--brand-400);}
.breadcrumb span.sep{color:rgba(109,128,145,.6);}
.breadcrumb .current{color:var(--text-300);}
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  line-height:1;
  letter-spacing:.02em;
  border:1px solid transparent;
  margin-bottom:16px;
}
.badge-brand{
  color:var(--brand-400);
  background:rgba(31,209,192,.12);
  border-color:rgba(31,209,192,.4);
}
.badge-accent{
  color:var(--accent-400);
  background:rgba(255,154,60,.12);
  border-color:rgba(255,154,60,.4);
}
.page-head h1{
  font-size:clamp(28px,4vw,46px);
  line-height:1.18;
  max-width:880px;
}
.page-lead{
  max-width:820px;
  margin-top:20px;
  font-size:16px;
  line-height:1.9;
  color:var(--text-300);
}
.head-metrics{
  display:flex;
  flex-wrap:wrap;
  gap:var(--s6);
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--line-soft);
}
.head-metric .num{
  font-family:"DIN Alternate",Barlow,Inter,system-ui,sans-serif;
  font-size:26px;
  font-weight:700;
  color:var(--brand-500);
  line-height:1.2;
  letter-spacing:.01em;
}
.head-metric .lbl{
  font-size:12.5px;
  color:var(--text-500);
  margin-top:2px;
}

/* ---------- 主体两栏 ---------- */
.content-wrap{padding:64px 0 88px;position:relative;z-index:1;}
.anchor-side{position:sticky;top:104px;}
.anchor-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px 18px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-1);
}
.anchor-title{
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--text-500);
  margin:0 0 14px;
  text-transform:uppercase;
}
.anchor-nav{display:flex;flex-direction:column;gap:2px;}
.anchor-nav a{
  position:relative;
  display:block;
  padding:10px 12px 10px 16px;
  border-radius:8px;
  font-size:14.5px;
  color:var(--text-300);
  text-decoration:none;
  transition:background .24s var(--ease),color .24s var(--ease);
}
.anchor-nav a::before{
  content:"";
  position:absolute;
  left:0;top:9px;bottom:9px;
  width:3px;
  border-radius:2px;
  background:var(--brand-500);
  opacity:0;
  transition:opacity .24s var(--ease);
}
.anchor-nav a:hover{background:rgba(255,255,255,.04);color:var(--text-100);text-decoration:none;}
.anchor-nav a.is-active{color:var(--brand-500);background:rgba(31,209,192,.08);}
.anchor-nav a.is-active::before{opacity:1;}
.anchor-tip{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--line-soft);
  font-size:13px;
  line-height:1.8;
  color:var(--text-500);
}
.anchor-tip strong{color:var(--text-300);font-weight:600;}

.content-block{
  padding:0 0 48px;
  margin-bottom:48px;
  border-bottom:1px solid var(--line-soft);
  scroll-margin-top:104px;
}
.content-block:last-of-type{border-bottom:none;margin-bottom:0;padding-bottom:0;}
.block-head{margin-bottom:28px;}
.block-head .idx{
  display:inline-block;
  font-family:"DIN Alternate",Barlow,Inter,system-ui,sans-serif;
  font-size:13px;
  font-weight:700;
  color:var(--brand-500);
  letter-spacing:.12em;
  margin-bottom:10px;
}
.content-block h2{
  font-size:clamp(21px,2.2vw,28px);
  line-height:1.3;
  margin-bottom:12px;
}
.content-block h3{
  font-size:18px;
  line-height:1.45;
  margin-bottom:10px;
}
.block-sub{
  font-size:14.5px;
  color:var(--text-500);
  max-width:720px;
}
.split-media{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:36px;
  align-items:center;
}
.split-media.reverse .media-figure{order:2;}
.media-figure{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  aspect-ratio:16/10;
  background:rgba(255,255,255,.04);
}
.media-figure img{width:100%;height:100%;object-fit:cover;}
.media-body p{font-size:15.8px;color:var(--text-300);}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.chip{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  color:var(--text-300);
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
}

/* 勾选清单 */
.check-list{display:flex;flex-direction:column;gap:2px;margin-top:8px;}
.check-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:16px 18px;
  border-bottom:1px solid var(--line-soft);
  transition:background .24s var(--ease);
}
.check-item:hover{background:rgba(255,255,255,.03);}
.check-item:first-child{border-top:1px solid var(--line-soft);}
.check-icon{
  flex:0 0 22px;
  width:22px;height:22px;
  margin-top:3px;
  border-radius:6px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(31,209,192,.14);
  border:1px solid rgba(31,209,192,.42);
  color:var(--brand-500);
  font-size:11px;
}
.check-body strong{
  display:block;
  color:var(--text-100);
  font-size:15.5px;
  font-weight:600;
  margin-bottom:3px;
}
.check-body span{font-size:14px;color:var(--text-500);}

/* 表格 */
.table-scroll{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--glass);
  backdrop-filter:blur(10px);
  -webkit-overflow-scrolling:touch;
}
table.data-table{
  width:100%;
  min-width:620px;
  border-collapse:collapse;
  font-size:14.5px;
  margin:0;
  background:transparent;
}
table.data-table th,
table.data-table td{
  padding:15px 18px;
  text-align:left;
  border-bottom:1px solid var(--line-soft);
  vertical-align:top;
}
table.data-table thead th{
  background:rgba(31,209,192,.07);
  color:var(--text-100);
  font-weight:600;
  font-size:13.5px;
  letter-spacing:.03em;
  white-space:nowrap;
}
table.data-table tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
table.data-table tbody tr:last-child td{border-bottom:none;}
table.data-table td:first-child{color:var(--text-100);font-weight:500;white-space:nowrap;}
table.data-table td:last-child{color:var(--text-500);}
.table-note{margin-top:14px;font-size:13px;color:var(--text-500);}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.faq-item.is-open{border-color:rgba(31,209,192,.4);background:var(--glass-strong);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  background:transparent;
  border:none;
  color:var(--text-100);
  font-size:16.5px;
  font-weight:600;
  text-align:left;
  line-height:1.5;
  cursor:pointer;
  position:relative;
  transition:color .24s var(--ease);
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 2px 2px 0;
  background:var(--brand-500);
  opacity:0;
  transition:opacity .24s var(--ease);
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-q:hover{color:var(--brand-400);}
.faq-q i{
  flex:0 0 auto;
  font-size:13px;
  color:var(--text-500);
  transition:transform .28s var(--ease),color .24s var(--ease);
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--brand-500);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s var(--ease);
}
.faq-a-inner{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.9;
  color:var(--text-300);
}

/* CTA */
.cta-band{
  position:relative;
  background:var(--bg-700);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  padding:72px 0;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
  opacity:.6;
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-copy h2{font-size:clamp(21px,2.4vw,30px);line-height:1.3;margin-bottom:10px;}
.cta-copy p{font-size:15px;color:var(--text-500);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-900);
  border-top:1px solid var(--line-soft);
  padding:64px 0 28px;
  position:relative;
  z-index:1;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:var(--text-100);
  font-weight:700;font-size:16.5px;
  margin-bottom:14px;
}
.footer-desc{font-size:14px;line-height:1.85;color:var(--text-500);max-width:340px;}
.footer-col h4{
  font-size:14px;
  color:var(--text-100);
  margin-bottom:14px;
  letter-spacing:.02em;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a,
.footer-col li span{
  font-size:14px;
  color:var(--text-500);
  text-decoration:none;
  transition:color .24s var(--ease);
}
.footer-col li a:hover{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:12.5px;
  color:var(--text-500);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .content-wrap{padding:48px 0 64px;}
  .anchor-side{position:static;margin-bottom:36px;}
  .anchor-nav{flex-direction:row;flex-wrap:wrap;gap:6px;}
  .anchor-nav a{padding:8px 14px;background:rgba(255,255,255,.04);border-radius:999px;font-size:13.5px;}
  .anchor-nav a::before{display:none;}
  .split-media{grid-template-columns:1fr;gap:24px;}
  .split-media.reverse .media-figure{order:0;}
  .page-head{padding:112px 0 44px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:639px){
  body{font-size:15.5px;}
  .page-head{padding:100px 0 36px;}
  .page-head h1{font-size:26px;}
  .page-lead{font-size:15px;}
  .head-metrics{gap:24px;}
  .head-metric .num{font-size:22px;}
  .content-wrap{padding:36px 0 52px;}
  .content-block{padding-bottom:36px;margin-bottom:36px;}
  .check-item{padding:14px 14px;}
  .faq-q{padding:16px 18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 18px;}
  .cta-band{padding:52px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .site-footer{padding:48px 0 24px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg-900:#06090E;
  --bg-800:#0A0F18;
  --bg-700:#0F1826;
  --brand-500:#1FD1C0;
  --brand-400:#58E6D6;
  --brand-700:#0E8F84;
  --accent-500:#FF9A3C;
  --accent-400:#FFB86B;
  --text-100:#EAF3F5;
  --text-300:#A8BAC7;
  --text-500:#6D8091;
  --glass:rgba(255,255,255,.05);
  --glass-line:rgba(255,255,255,.10);
  --brand-line:rgba(31,209,192,.40);
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(0,0,0,.30);
  --sh-2:0 12px 32px rgba(0,0,0,.40);
  --glow:0 0 0 1px rgba(31,209,192,.45),0 10px 30px rgba(31,209,192,.25);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:240ms;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"DIN Alternate",Barlow,Inter,"PingFang 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-800);
  color:var(--text-300);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand-400);text-decoration:none;background-color:transparent;}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4{margin:0;color:var(--text-100);font-family:var(--font-sans);font-weight:700;line-height:1.25;}
h1{font-size:clamp(30px,4.4vw,54px);line-height:1.15;letter-spacing:-.01em;}
h2{font-size:clamp(24px,2.8vw,36px);line-height:1.25;letter-spacing:-.005em;}
h3{font-size:20px;line-height:1.4;}
h4{font-size:16px;line-height:1.45;}
p{margin:0 0 1em 0;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;font-size:inherit;line-height:inherit;margin:0;border:0;background:none;color:inherit;cursor:pointer;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
::selection{background:rgba(31,209,192,.28);color:#fff;}

/* ============ Header ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  padding:14px 0;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),padding var(--dur) var(--ease);
}
.site-header.is-stuck{
  padding:10px 0;
  background:rgba(10,15,24,.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--glass-line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-100);}
.brand:hover{color:var(--text-100);}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));
  color:#03211F;font-family:var(--font-num);font-weight:700;font-size:17px;
  box-shadow:0 6px 18px rgba(31,209,192,.25);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  color:var(--text-300);
  border-radius:8px;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-links a:hover{color:var(--brand-400);background:rgba(255,255,255,.04);}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand-500);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform var(--dur) var(--ease);
  box-shadow:0 0 10px rgba(31,209,192,.7);
}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--brand-400);}
.nav-links a.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;
  min-height:44px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),filter var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#03211F;
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);color:#03211F;}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-ghost{
  background:var(--glass);
  border-color:var(--glass-line);
  color:var(--text-100);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:var(--brand-line);color:var(--brand-400);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:9px 16px;min-height:40px;font-size:14px;}
.btn:disabled,.btn.is-disabled{opacity:.4;box-shadow:none;cursor:not-allowed;transform:none;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-400);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
.text-link:hover{color:var(--brand-500);}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:10px;
  border:1px solid var(--glass-line);
  background:var(--glass);
  padding:0 11px;
  flex-direction:column;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--text-100);border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-overlay{
  position:fixed;inset:0;z-index:70;
  background:rgba(6,9,14,.65);
  backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;
  transition:opacity var(--dur) var(--ease),visibility var(--dur) var(--ease);
}
.nav-overlay.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;z-index:75;
  width:88%;max-width:360px;height:100%;
  padding:88px 24px 32px;
  background:rgba(10,15,24,.98);
  border-left:1px solid var(--glass-line);
  transform:translateX(100%);
  transition:transform var(--dur) var(--ease);
  display:flex;flex-direction:column;gap:6px;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.nav-drawer a{
  display:flex;align-items:center;
  min-height:48px;
  padding:0 14px;
  border-radius:10px;
  color:var(--text-300);
  font-size:16px;
  border:1px solid transparent;
}
.nav-drawer a:hover,.nav-drawer a.is-active{
  color:var(--brand-400);
  background:rgba(31,209,192,.08);
  border-color:var(--brand-line);
}
.nav-drawer .drawer-cta{margin-top:auto;}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  padding:150px 0 96px;
  overflow:hidden;
  isolation:isolate;
  border-bottom:1px solid var(--glass-line);
}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  filter:saturate(.9);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,9,14,.72) 0%,rgba(6,9,14,.62) 46%,rgba(10,15,24,.94) 100%);
}
.hero-grid-lines{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-500);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-500);}
.breadcrumb a:hover{color:var(--brand-400);}
.breadcrumb .sep{color:rgba(109,128,145,.6);}
.breadcrumb .current{color:var(--text-300);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;
  border-radius:999px;
  font-size:12.5px;font-weight:600;
  color:var(--brand-400);
  background:rgba(31,209,192,.12);
  border:1px solid var(--brand-line);
  margin-bottom:20px;
}
.page-hero h1{margin-bottom:18px;max-width:15em;}
.page-hero .hero-sub{
  font-size:clamp(16px,1.5vw,19px);
  color:var(--text-300);
  max-width:32em;
  margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:34px;
  padding-top:26px;
  border-top:1px solid var(--glass-line);
}
.fact{min-width:96px;}
.fact b{
  display:block;
  font-family:var(--font-num);
  font-size:26px;font-weight:700;color:var(--text-100);line-height:1.2;
}
.fact span{font-size:12.5px;color:var(--text-500);}

.glass-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.hero-panel{
  padding:26px;
  border-color:rgba(31,209,192,.22);
  box-shadow:var(--sh-2);
  transform:translateY(-8px);
}
.hero-panel .panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.hero-panel .panel-head h3{font-size:16px;}
.panel-thumb{
  border-radius:var(--r-img);
  overflow:hidden;
  aspect-ratio:16/9;
  margin-bottom:18px;
  border:1px solid var(--glass-line);
}
.panel-thumb img{width:100%;height:100%;object-fit:cover;}
.panel-rows{display:flex;flex-direction:column;}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:13px 0;
  border-top:1px solid var(--glass-line);
  font-size:14px;
}
.panel-row:first-child{border-top:0;}
.panel-row .k{color:var(--text-300);}
.panel-row .v{font-family:var(--font-num);font-weight:700;color:var(--brand-400);}

/* ============ Sections ============ */
.section{padding:96px 0;position:relative;}
.section-alt{background:var(--bg-700);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{margin-bottom:14px;}
.section-head p{font-size:15.5px;color:var(--text-500);margin:0;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head .eyebrow{
  display:inline-block;font-family:var(--font-num);font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--brand-500);text-transform:uppercase;margin-bottom:12px;
}

/* ============ Steps ============ */
.step-line{
  position:relative;
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:22px;
  list-style:none;
  padding:8px 0 0;
}
.step-line::before{
  content:"";position:absolute;top:28px;left:10%;right:10%;height:1px;
  background:linear-gradient(90deg,rgba(31,209,192,.10),rgba(31,209,192,.42),rgba(31,209,192,.10));
}
.step-item{display:flex;flex-direction:column;gap:10px;position:relative;}
.step-num{
  position:relative;z-index:1;
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:999px;
  background:var(--bg-700);
  border:1px solid var(--brand-line);
  color:var(--brand-500);
  font-family:var(--font-num);font-size:14px;font-weight:700;
}
.step-item h3{font-size:16.5px;margin-top:4px;}
.step-item p{font-size:14px;color:var(--text-500);margin:0;}

/* ============ Asymmetric features ============ */
.asym-block{margin-bottom:28px;}
.asym-block:last-child{margin-bottom:0;}
.feature-lg{
  position:relative;height:100%;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.feature-lg:hover{transform:translateY(-4px);border-color:var(--brand-line);box-shadow:var(--sh-2);}
.feature-lg .thumb{aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--glass-line);}
.feature-lg .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease);}
.feature-lg:hover .thumb img{transform:scale(1.03);}
.feature-lg .feature-body{padding:26px 28px 28px;}
.feature-lg h3{margin:14px 0 12px;}
.feature-lg p{font-size:15px;color:var(--text-300);}
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-brand{color:var(--brand-400);background:rgba(31,209,192,.12);border:1px solid var(--brand-line);}
.badge-accent{color:var(--accent-400);background:rgba(255,154,60,.12);border:1px solid rgba(255,154,60,.40);}
.dot-list{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.dot-list li{position:relative;padding-left:22px;font-size:14.5px;color:var(--text-300);}
.dot-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;border-radius:999px;
  background:var(--brand-500);
  box-shadow:0 0 10px rgba(31,209,192,.55);
}
.stack{display:flex;flex-direction:column;gap:28px;height:100%;}
.mini-card{
  flex:1;
  display:flex;gap:18px;align-items:flex-start;
  padding:22px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.mini-card:hover{transform:translateY(-4px);border-color:var(--brand-line);background:rgba(255,255,255,.07);}
.mini-card .mini-thumb{
  flex:0 0 96px;width:96px;aspect-ratio:4/3;
  border-radius:12px;overflow:hidden;border:1px solid var(--glass-line);
}
.mini-card .mini-thumb img{width:100%;height:100%;object-fit:cover;}
.mini-card h3{font-size:17px;margin-bottom:8px;}
.mini-card p{font-size:14px;color:var(--text-500);margin:0;}
.mini-card .badge{margin-bottom:10px;}

/* ============ Compare table ============ */
.table-scroll{width:100%;overflow-x:auto;border:1px solid var(--glass-line);border-radius:var(--r-card);background:var(--glass);}
.compare-table{min-width:720px;font-size:14.5px;}
.compare-table th,.compare-table td{
  padding:16px 20px;
  text-align:left;
  border-bottom:1px solid var(--glass-line);
  color:var(--text-300);
  vertical-align:top;
}
.compare-table thead th{
  font-size:13.5px;font-weight:700;color:var(--text-100);
  background:rgba(31,209,192,.08);
  border-bottom:1px solid var(--brand-line);
  white-space:nowrap;
}
.compare-table tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.compare-table tbody tr:last-child td{border-bottom:0;}
.compare-table td:first-child{color:var(--text-100);font-weight:600;white-space:nowrap;}
.tag-good{color:var(--brand-400);font-weight:600;}
.tag-warn{color:var(--accent-400);font-weight:600;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.faq-item:hover{border-color:rgba(31,209,192,.28);}
.faq-item[open]{border-color:var(--brand-line);background:rgba(255,255,255,.065);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;
  cursor:pointer;
  list-style:none;
  font-size:17px;font-weight:600;color:var(--text-100);
  min-height:64px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:999px;
  border:1px solid var(--brand-line);
  color:var(--brand-500);
  font-size:12px;
  transition:transform var(--dur) var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(180deg);}
.faq-answer{
  margin:0 24px 22px;
  padding-left:21px;
  border-left:3px solid transparent;
  font-size:15px;
  line-height:1.9;
  color:var(--text-300);
  transition:border-color var(--dur) var(--ease);
}
.faq-item[open] .faq-answer{border-left-color:var(--brand-500);}

/* ============ CTA band ============ */
.cta-band{
  position:relative;
  padding:56px;
  border-radius:20px;
  border:1px solid var(--brand-line);
  background:
    radial-gradient(120% 160% at 12% 0%,rgba(31,209,192,.16) 0%,transparent 55%),
    linear-gradient(145deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:12px;}
.cta-band p{font-size:15px;color:var(--text-300);max-width:46em;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ Link cards ============ */
.link-card{
  display:flex;flex-direction:column;gap:12px;
  height:100%;
  padding:26px 24px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.link-card:hover{transform:translateY(-4px);border-color:var(--brand-line);box-shadow:var(--sh-2);}
.link-card h3{font-size:18px;}
.link-card p{font-size:14.5px;color:var(--text-500);margin:0;}
.link-card .arrow{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand-400);}

/* ============ Footer ============ */
.site-footer{
  background:var(--bg-900);
  border-top:1px solid var(--glass-line);
  padding:72px 0 26px;
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 70%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 70%);
}
.site-footer .grid-container{position:relative;z-index:1;}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text-100);font-size:17px;font-weight:700;margin-bottom:16px;}
.footer-desc{font-size:14px;color:var(--text-500);max-width:34em;}
.footer-col h4{font-size:14px;color:var(--text-100);margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;}
.footer-col li{font-size:14px;color:var(--text-500);}
.footer-col a{font-size:14px;color:var(--text-500);}
.footer-col a:hover{color:var(--brand-400);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid var(--glass-line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-500);
}

/* ============ Responsive ============ */
@media screen and (min-width:1440px){
  .grid-container{max-width:1280px;padding-left:32px;padding-right:32px;}
}
@media screen and (min-width:1024px){
  .grid-container{padding-left:32px;padding-right:32px;}
}
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn{display:none;}
  .section{padding:72px 0;}
  .page-hero{padding:126px 0 72px;}
  .hero-panel{transform:none;margin-top:34px;}
  .step-line{grid-template-columns:repeat(3,1fr);gap:28px 20px;}
  .step-line::before{display:none;}
  .cta-band{padding:40px 32px;}
}
@media screen and (max-width:767px){
  .section{padding:64px 0;}
  .faq-item summary{font-size:16px;padding:18px 20px;}
  .faq-answer{margin:0 20px 20px;padding-left:17px;}
  .feature-lg .feature-body{padding:22px 20px 24px;}
  .hero-facts{gap:24px;}
}
@media screen and (max-width:639px){
  body{font-size:15.5px;}
  .grid-container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .page-hero{padding:118px 0 56px;}
  .brand-text{font-size:15.5px;}
  .step-line{grid-template-columns:1fr;gap:0;}
  .step-line::before{top:22px;bottom:44px;left:20px;right:auto;width:1px;height:auto;background:linear-gradient(180deg,rgba(31,209,192,.42),rgba(31,209,192,.08));}
  .step-item{display:grid;grid-template-columns:42px 1fr;column-gap:16px;row-gap:6px;padding:0 0 26px;}
  .step-item .step-num{grid-row:1 / span 2;align-self:start;width:42px;height:42px;}
  .step-item h3{grid-column:2;margin:6px 0 0;font-size:16px;}
  .step-item p{grid-column:2;font-size:13.8px;}
  .mini-card{flex-direction:column;}
  .mini-card .mini-thumb{width:100%;flex:0 0 auto;aspect-ratio:16/9;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .cta-band{padding:32px 22px;flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important;}
}