/* roulang page: index */
:root{
  --bg:#F5F6F1;
  --ink:#0B0C0E;
  --graphite:#14161A;
  --lime:#C8F04A;
  --ice:#2FD0C4;
  --orange:#FF6A2A;
  --text:#0E0F12;
  --muted:#5D6168;
  --faint:#8A8F98;
  --line:#E2E4DC;
  --card:#FFFFFF;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 24px 48px -32px rgba(0,0,0,.28);
  --shadow-soft:0 18px 40px -34px rgba(0,0,0,.22);
  --ease:cubic-bezier(.16,1,.3,1);
  --dur:.24s;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);}
button,input{font:inherit;color:inherit;}
button{border:none;background:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.15;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1360px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 32px;}}
@media(min-width:1200px){.container{padding:0 48px;}}

.section{padding:64px 0;}
@media(min-width:768px){.section{padding:96px 0;}}
@media(min-width:1200px){.section{padding:116px 0;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--muted);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:block;}
.sec-title{
  font-size:clamp(28px,3.4vw,52px);
  font-weight:800;line-height:1.08;letter-spacing:-.02em;margin-top:14px;
}
.sec-lead{color:var(--muted);font-size:17px;max-width:640px;margin-top:16px;}
.sec-head{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-end;justify-content:space-between;margin-bottom:44px;}

/* 顶部导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  padding:14px 0;transition:background-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),padding var(--dur) var(--ease),border-color var(--dur) var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(245,246,241,.92);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
  padding:10px 0;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:18px;letter-spacing:-.01em;white-space:nowrap;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 38px;
  background:linear-gradient(135deg,var(--lime) 0%,var(--ice) 100%);
  display:grid;place-items:center;color:var(--ink);font-size:16px;font-weight:900;
  box-shadow:0 10px 24px -16px rgba(11,12,14,.7);
}
.brand-text{color:#0E0F12;}
.site-header.on-hero:not(.is-scrolled) .brand-text{color:#fff;}
.nav-links{display:none;align-items:center;gap:6px;}
@media(min-width:1024px){.nav-links{display:flex;}}
.nav-link{
  position:relative;display:inline-block;padding:10px 16px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--muted);
}
.site-header.on-hero:not(.is-scrolled) .nav-link{color:rgba(255,255,255,.78);}
.nav-link:hover{background:rgba(200,240,74,.22);color:var(--ink);}
.site-header.on-hero:not(.is-scrolled) .nav-link:hover{color:#fff;background:rgba(255,255,255,.14);}
.nav-link.active{color:var(--ink);font-weight:800;}
.site-header.on-hero:not(.is-scrolled) .nav-link.active{color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  background:var(--lime);border-radius:2px;transform-origin:left;animation:lineIn .3s var(--ease);
}
@keyframes lineIn{from{transform:scaleX(0);}to{transform:scaleX(1);}}
.nav-cta{
  display:none;align-items:center;gap:8px;
  background:var(--lime);color:var(--ink);font-weight:800;font-size:15px;
  padding:11px 22px;border-radius:999px;transition:all var(--dur) var(--ease);
}
@media(min-width:1024px){.nav-cta{display:inline-flex;}}
.nav-cta:hover{background:var(--ink);color:var(--lime);transform:translateY(-2px);}
.burger{
  display:grid;place-items:center;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.7);color:var(--ink);
}
.site-header.on-hero:not(.is-scrolled) .burger{border-color:rgba(255,255,255,.35);background:rgba(255,255,255,.12);color:#fff;}
@media(min-width:1024px){.burger{display:none;}}
/* 抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--ink);color:#fff;
  padding:28px 24px 40px;transform:translateY(-102%);
  transition:transform .34s var(--ease);overflow-y:auto;
}
.drawer.open{transform:translateY(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:38px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.24);color:#fff;display:grid;place-items:center;font-size:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  font-size:28px;font-weight:800;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;align-items:center;
}
.drawer-nav a.active{color:var(--lime);}
.drawer-nav a i{font-size:16px;color:var(--faint);}
.drawer-cta{margin-top:32px;display:block;text-align:center;background:var(--lime);color:var(--ink);font-weight:800;padding:16px;border-radius:14px;}

/* Hero */
.hero{
  position:relative;min-height:88vh;display:flex;align-items:flex-end;
  padding:150px 0 56px;overflow:hidden;background:var(--ink);
}
.hero-bg{position:absolute;inset:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.72;}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,12,14,.72) 0%,rgba(11,12,14,.46) 38%,rgba(11,12,14,.92) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:.06em;
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(200,240,74,.22);}
.hero h1{
  color:#fff;margin-top:22px;
  font-size:clamp(44px,6.4vw,104px);font-weight:900;line-height:.98;letter-spacing:-.03em;
  max-width:16ch;
}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{color:rgba(255,255,255,.8);font-size:clamp(17px,1.5vw,21px);margin-top:22px;max-width:620px;line-height:1.7;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 28px;border-radius:999px;font-weight:800;font-size:16px;
  transition:all var(--dur) var(--ease);border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:#fff;color:var(--ink);transform:translateY(-3px);box-shadow:0 20px 32px -22px rgba(200,240,74,.9);}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff;background:transparent;}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-3px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:var(--lime);color:var(--ink);transform:translateY(-3px);}
.btn-line{border-color:var(--line);background:transparent;color:var(--ink);}
.btn-line:hover{border-color:var(--lime);background:rgba(200,240,74,.2);transform:translateY(-3px);}
.btn i{transition:transform var(--dur) var(--ease);}
.btn:hover i{transform:translateX(4px);}
.hero-stats{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px;
  margin-top:48px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);max-width:760px;
}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr));}}
.hero-stat b{display:block;color:var(--lime);font-size:clamp(22px,2.4vw,32px);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.hero-stat span{color:rgba(255,255,255,.66);font-size:13px;font-weight:600;letter-spacing:.04em;}
.scroll-hint{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);z-index:3;
  color:rgba(255,255,255,.55);font-size:11px;letter-spacing:.22em;font-weight:700;
  display:none;
}
@media(min-width:1024px){.scroll-hint{display:block;}}

/* 横滑片库 */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 26px;scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{
  flex:0 0 272px;scroll-snap-align:start;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
@media(min-width:768px){.rail-card{flex:0 0 308px;}}
.rail-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--lime);}
.rail-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7E9E1;}
.rail-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.rail-card:hover .rail-media img{transform:scale(1.04);}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:11px;font-weight:700;letter-spacing:.06em;
  padding:5px 11px;border-radius:999px;background:rgba(11,12,14,.82);color:#fff;
}
.chip-ice{background:rgba(47,208,196,.92);color:#04211F;}
.chip-lime{background:var(--lime);color:var(--ink);}
.rail-media .chip{position:absolute;left:12px;top:12px;}
.rail-body{padding:18px 18px 20px;}
.rail-body h3{font-size:17px;line-height:1.45;font-weight:800;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rail-meta{margin-top:12px;display:flex;align-items:center;justify-content:space-between;color:var(--faint);font-size:13px;font-variant-numeric:tabular-nums;}
.rail-arrow{
  position:absolute;top:38%;width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:#fff;display:none;place-items:center;z-index:5;
  box-shadow:0 18px 30px -20px rgba(0,0,0,.8);transition:all var(--dur) var(--ease);
}
.rail-arrow:hover{background:var(--lime);color:var(--ink);}
.rail-arrow.prev{left:-8px;}
.rail-arrow.next{right:-8px;}
@media(min-width:1024px){.rail-arrow{display:grid;}}

/* 热播推荐 编号列表 */
.hot-list{border-top:1px solid var(--line);}
.hot-row{
  position:relative;display:grid;grid-template-columns:64px 1fr;
  gap:18px;align-items:center;padding:26px 18px;border-bottom:1px solid var(--line);
  transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease),padding var(--dur) var(--ease);
}
@media(min-width:768px){.hot-row{grid-template-columns:104px 1fr 220px;padding:30px 22px;}}
.hot-num{
  font-size:clamp(28px,3.4vw,44px);font-weight:900;color:var(--ice);
  font-variant-numeric:tabular-nums;letter-spacing:-.04em;transition:color var(--dur) var(--ease);
}
.hot-main h3{font-size:clamp(19px,1.9vw,26px);font-weight:800;}
.hot-main p{color:var(--muted);font-size:15px;margin-top:8px;max-width:62ch;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hot-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;color:var(--faint);font-size:12px;font-weight:600;letter-spacing:.04em;font-variant-numeric:tabular-nums;}
.hot-thumb{
  display:none;width:100%;aspect-ratio:16/10;border-radius:12px;overflow:hidden;opacity:0;
  transform:translateX(16px);transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
}
@media(min-width:768px){.hot-thumb{display:block;}}
.hot-thumb img{width:100%;height:100%;object-fit:cover;}
.hot-row:hover{background:var(--graphite);color:#fff;}
.hot-row:hover .hot-num{color:var(--lime);}
.hot-row:hover .hot-main p,.hot-row:hover .hot-meta{color:rgba(255,255,255,.66);}
.hot-row:hover .hot-thumb{opacity:1;transform:translateX(0);}

/* 片单分区 */
.lineup{display:grid;gap:32px;}
@media(min-width:1024px){.lineup{grid-template-columns:340px 1fr;gap:56px;}}
.lineup-side{position:relative;}
@media(min-width:1024px){.lineup-side{position:sticky;top:110px;align-self:start;}}
.lineup-side h3{font-size:clamp(24px,2.4vw,34px);margin-top:14px;}
.lineup-side p{color:var(--muted);margin-top:14px;font-size:16px;}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:var(--ink);margin-top:18px;border-bottom:2px solid var(--lime);padding-bottom:3px;}
.text-link:hover{color:var(--ice);border-color:var(--ice);}
.text-link i{transition:transform var(--dur) var(--ease);}
.text-link:hover i{transform:translateX(4px);}
.lineup-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media(min-width:640px){.lineup-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
.lineup-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.lineup-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--lime);}
.lineup-card.wide{grid-column:1/-1;}
.lineup-card.wide .lineup-media{aspect-ratio:21/9;}
.lineup-media{aspect-ratio:16/10;overflow:hidden;background:#E7E9E1;}
.lineup-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.lineup-card:hover .lineup-media img{transform:scale(1.04);}
.lineup-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.lineup-body h4{font-size:19px;font-weight:800;line-height:1.45;}
.lineup-body p{color:var(--muted);font-size:15px;}
.lineup-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;color:var(--faint);font-size:13px;font-variant-numeric:tabular-nums;}

/* 数据条 */
.data-band{background:var(--graphite);color:#fff;border-radius:var(--radius-lg);padding:38px 28px;}
@media(min-width:768px){.data-band{padding:48px 44px;}}
.data-grid{display:grid;gap:26px;grid-template-columns:repeat(2,minmax(0,1fr));}
@media(min-width:768px){.data-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.data-item b{display:block;font-size:clamp(26px,3vw,40px);font-weight:900;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.03em;}
.data-item span{color:rgba(255,255,255,.66);font-size:14px;font-weight:600;}

/* CMS 最新信息 */
.news-grid{display:grid;gap:22px;grid-template-columns:1fr;}
@media(min-width:640px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--ice);}
.news-cover{aspect-ratio:16/9;overflow:hidden;background:#E7E9E1;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-top{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--faint);font-variant-numeric:tabular-nums;}
.news-body h3{font-size:18px;font-weight:800;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{color:var(--muted);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);font-size:13px;font-weight:700;color:var(--ink);}
.news-foot i{color:var(--ice);transition:transform var(--dur) var(--ease);}
.news-card:hover .news-foot i{transform:translateX(4px);}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);background:#fff;
  padding:52px 24px;text-align:center;color:var(--muted);
}
.empty-state i{font-size:26px;color:var(--faint);display:block;margin-bottom:14px;}
.empty-state strong{display:block;color:var(--ink);font-size:18px;margin-bottom:6px;}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink);border-radius:var(--radius-lg);
  padding:56px 26px;color:#fff;
}
@media(min-width:768px){.cta-band{padding:72px 56px;}}
.cta-band .cta-bg{position:absolute;inset:0;opacity:.24;}
.cta-band .cta-bg img{width:100%;height:100%;object-fit:cover;}
.cta-band .cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,12,14,.95) 0%,rgba(11,12,14,.55) 100%);}
.cta-inner{position:relative;z-index:2;display:grid;gap:30px;}
@media(min-width:1024px){.cta-inner{grid-template-columns:1.1fr .9fr;align-items:center;gap:56px;}}
.cta-inner h2{font-size:clamp(26px,3.2vw,46px);color:#fff;letter-spacing:-.02em;}
.cta-inner p{color:rgba(255,255,255,.74);margin-top:16px;max-width:52ch;}
.sub-form{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px;}
.sub-form input{
  flex:1 1 240px;min-width:0;padding:15px 18px;border-radius:12px;
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff;
  transition:border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.sub-form input::placeholder{color:rgba(255,255,255,.5);}
.sub-form input:focus{outline:none;border-color:var(--lime);background:rgba(255,255,255,.14);}
.form-note{color:rgba(255,255,255,.5);font-size:13px;margin-top:12px;}
.form-msg{font-size:14px;font-weight:700;margin-top:12px;display:none;}
.form-msg.ok{display:block;color:var(--ice);}
.form-msg.warn{display:block;color:var(--orange);}

/* FAQ */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;text-align:left;font-size:clamp(16px,1.6vw,20px);font-weight:800;color:var(--ink);
}
.faq-q:hover{color:var(--ice);}
.faq-icon{
  flex:0 0 34px;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;transition:transform var(--dur) var(--ease),all var(--dur) var(--ease);font-size:13px;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime);color:var(--ink);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease);}
.faq-a p{color:var(--muted);padding:0 4px 26px;font-size:16px;max-width:78ch;}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:44px;}}
.footer-brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:18px;color:#fff;}
.footer-text{margin-top:18px;font-size:15px;max-width:44ch;line-height:1.85;}
.footer-col h4{color:#fff;font-size:15px;font-weight:800;letter-spacing:.04em;margin-bottom:16px;}
.footer-col a,.footer-col li{display:block;font-size:15px;padding:6px 0;color:rgba(255,255,255,.68);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
@media(max-width:767px){
  .hero{padding:132px 0 44px;min-height:auto;}
  .sec-head{margin-bottom:30px;}
  .btn{width:100%;justify-content:center;}
  .hero-actions{gap:12px;}
}
@media(max-width:520px){
  body{font-size:16px;}
  .hot-row{grid-template-columns:52px 1fr;gap:14px;padding:22px 6px;}
  .data-band{padding:30px 20px;}
  .cta-band{padding:40px 20px;}
}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation:none!important;}
}

/* roulang page: article */
:root{
  --bg:#F5F6F1;
  --ink:#0E0F12;
  --ink-2:#5D6168;
  --ink-3:#8A8F98;
  --line:#E2E4DC;
  --dark:#0B0C0E;
  --dark-2:#14161A;
  --lime:#C8F04A;
  --cyan:#2FD0C4;
  --orange:#FF6A2A;
  --radius:18px;
  --shadow:0 24px 48px -32px rgba(0,0,0,.28);
  --ease:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;background:none;cursor:pointer;color:inherit}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.container{width:100%;max-width:1360px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1024px){.container{padding:0 48px}}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;color:#fff;transition:background .24s var(--ease),box-shadow .24s var(--ease),color .24s var(--ease)}
.site-header.scrolled{background:rgba(245,246,241,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);color:var(--ink)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.02em;flex:0 0 auto}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--lime);color:var(--dark);display:grid;place-items:center;font-weight:900;font-size:17px;letter-spacing:0}
.brand-text{font-size:17px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{position:relative;padding:9px 15px;border-radius:999px;font-size:15px;font-weight:600;color:rgba(255,255,255,.78);transition:color .2s var(--ease),background .2s var(--ease)}
.nav-link:hover{background:rgba(255,255,255,.14);color:#fff}
.site-header.scrolled .nav-link{color:var(--ink-2)}
.site-header.scrolled .nav-link:hover{background:rgba(200,240,74,.26);color:var(--ink)}
.nav-link.active{color:#fff}
.site-header.scrolled .nav-link.active{color:var(--ink)}
.nav-link.active::after{content:"";position:absolute;left:15px;right:15px;bottom:1px;height:2px;border-radius:2px;background:var(--lime)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:999px;background:var(--lime);color:var(--dark);font-size:14px;font-weight:700;transition:background .22s var(--ease),color .22s var(--ease)}
.nav-cta:hover{background:var(--dark);color:var(--lime)}
.burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.28);color:inherit;place-items:center;font-size:16px;transition:.2s var(--ease)}
.site-header.scrolled .burger{border-color:var(--line)}
.burger:hover{background:rgba(200,240,74,.3)}

.nav-drawer{position:fixed;inset:0;z-index:80;background:var(--dark);color:#fff;padding:96px 24px 40px;display:flex;flex-direction:column;gap:6px;transform:translateY(-100%);opacity:0;visibility:hidden;transition:transform .3s var(--ease),opacity .3s var(--ease),visibility .3s}
.nav-drawer.open{transform:translateY(0);opacity:1;visibility:visible}
.nav-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.24);color:#fff;display:grid;place-items:center}
.drawer-link{display:block;padding:18px 4px;font-size:26px;font-weight:800;border-bottom:1px solid rgba(255,255,255,.1);color:#fff}
.drawer-link:hover{color:var(--lime)}
.drawer-sub{margin-top:26px;font-size:13px;letter-spacing:.08em;color:rgba(255,255,255,.5)}

/* ---------- hero ---------- */
.article-hero{position:relative;padding:158px 0 84px;background:var(--dark) url("/assets/images/backpic/back-2.png") center/cover no-repeat;color:#fff;overflow:hidden}
.article-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,12,14,.7) 0%,rgba(11,12,14,.87) 55%,rgba(11,12,14,.96) 100%)}
.hero-inner{position:relative;z-index:1;max-width:920px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;letter-spacing:.05em;color:rgba(255,255,255,.58);margin-bottom:22px}
.breadcrumb a{transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(255,255,255,.32)}
.breadcrumb .current{color:rgba(255,255,255,.72);max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.06em}
.badge-lime{background:rgba(200,240,74,.14);color:var(--lime);border:1px solid rgba(200,240,74,.42)}
.badge-cyan{background:rgba(47,208,196,.14);color:var(--cyan);border:1px solid rgba(47,208,196,.4)}
.article-title{font-size:clamp(31px,4.4vw,56px);line-height:1.09;font-weight:900;letter-spacing:-.01em;margin:20px 0 18px}
.article-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.72);max-width:800px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:28px;font-size:13px;letter-spacing:.04em;color:rgba(255,255,255,.6);font-variant-numeric:tabular-nums}
.meta-row i{color:var(--lime);margin-right:6px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.3)}

/* ---------- article layout ---------- */
.article-main{padding:76px 0 96px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:60px;align-items:start}
.cover-figure{margin:0 0 42px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.cover-figure img{width:100%;height:clamp(220px,40vw,430px);object-fit:cover;transition:transform .26s var(--ease)}
.cover-figure:hover img{transform:scale(1.04)}
.article-body{max-width:820px;font-size:18px;line-height:1.9;color:#1a1c21}
.article-body h2{position:relative;font-size:clamp(23px,2.3vw,30px);line-height:1.28;font-weight:800;margin:50px 0 18px;padding-left:18px}
.article-body h2:first-child{margin-top:0}
.article-body h2::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:4px;background:var(--lime)}
.article-body h3{font-size:21px;font-weight:700;margin:34px 0 12px}
.article-body p{margin:0 0 20px}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:22px}
.article-body li{margin-bottom:10px}
.article-body blockquote{margin:30px 0;padding:6px 0 6px 20px;border-left:3px solid var(--lime);color:var(--ink-2);font-size:17px}
.article-body img{border-radius:12px;margin:26px 0}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.article-body a{color:#0d7a72;text-decoration:underline;text-underline-offset:3px;transition:color .2s var(--ease)}
.article-body a:hover{color:var(--orange)}
.article-body strong{font-weight:800}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body th{background:#eef0e6;font-weight:700}
.article-body code{background:#eef0e6;border-radius:6px;padding:2px 6px;font-size:15px}
.article-empty{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:48px 32px;text-align:center;box-shadow:var(--shadow)}
.article-empty h2{padding-left:0;margin:0 0 12px}
.article-empty h2::before{display:none}
.article-empty p{color:var(--ink-2);font-size:16px;margin-bottom:24px}

.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:46px}
.tag{padding:7px 15px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600;color:var(--ink-2);background:#fff;transition:.22s var(--ease);cursor:default}
.tag:hover{border-color:var(--lime);background:rgba(200,240,74,.28);color:var(--ink)}

/* ---------- sidebar ---------- */
.article-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.side-title{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--ink-3);margin-bottom:14px}
.side-list{display:flex;flex-direction:column}
.side-list a{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-top:1px solid var(--line);font-size:15px;font-weight:600;line-height:1.55;transition:.22s var(--ease)}
.side-list a:first-child{border-top:0;padding-top:4px}
.side-list a:hover{color:#0d7a72;transform:translateX(3px)}
.side-num{font-variant-numeric:tabular-nums;font-weight:800;font-size:14px;color:var(--ink-3);flex:0 0 auto;padding-top:2px}
.side-card.dark{background:var(--dark);border-color:rgba(255,255,255,.1);color:#fff}
.side-card.dark .side-title{color:rgba(255,255,255,.5)}
.side-card.dark p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.68);margin-bottom:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:.22s var(--ease)}
.btn-primary{background:var(--lime);color:var(--dark)}
.btn-primary:hover{background:var(--dark);color:var(--lime)}
.site-footer .btn-primary:hover,.side-card.dark .btn-primary:hover{background:#fff;color:var(--dark)}
.btn-ghost{border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-block{width:100%}

/* ---------- sections ---------- */
.section{padding:0 0 96px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:36px}
.section-kicker{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--orange);margin-bottom:10px}
.section-title{font-size:clamp(25px,2.8vw,38px);font-weight:800;line-height:1.16;letter-spacing:-.01em}
.section-desc{margin-top:12px;color:var(--ink-2);font-size:16px;max-width:640px}
.next-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.next-card{display:flex;flex-direction:column;gap:14px;padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.24s var(--ease)}
.next-card:hover{transform:translateY(-4px);border-color:var(--lime);box-shadow:var(--shadow)}
.next-card h3{font-size:21px;font-weight:800}
.next-card p{font-size:15px;color:var(--ink-2);line-height:1.8}
.next-card .go{font-size:14px;font-weight:700;color:var(--ink);display:inline-flex;align-items:center;gap:8px}
.next-card:hover .go i{transform:translateX(4px)}
.next-card .go i{transition:transform .22s var(--ease)}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.24s var(--ease)}
.rel-card:hover{transform:translateY(-5px);border-color:var(--cyan);box-shadow:var(--shadow)}
.rel-thumb{position:relative;overflow:hidden}
.rel-thumb img{width:100%;height:196px;object-fit:cover;transition:transform .26s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.rel-body h3{font-size:18px;font-weight:800;line-height:1.45}
.rel-body p{font-size:14px;color:var(--ink-2);line-height:1.75}
.rel-meta{margin-top:auto;font-size:12px;letter-spacing:.06em;color:var(--ink-3);font-weight:700}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:0.8fr 1.6fr;gap:52px;align-items:start}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0;text-align:left;font-size:17px;font-weight:700;color:var(--ink);transition:color .2s var(--ease)}
.faq-q:hover{color:#0d7a72}
.faq-icon{flex:0 0 28px;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:12px;transition:transform .26s var(--ease),background .26s var(--ease),border-color .26s var(--ease)}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime);color:var(--dark)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{padding:0 0 24px;font-size:16px;line-height:1.85;color:var(--ink-2);max-width:780px}

/* ---------- cta ---------- */
.cta-band{position:relative;border-radius:26px;overflow:hidden;padding:58px;background:var(--dark) url("/assets/images/backpic/back-3.webp") center/cover no-repeat;color:#fff}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,12,14,.94) 0%,rgba(11,12,14,.74) 55%,rgba(11,12,14,.58) 100%)}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr 1fr;gap:44px;align-items:center}
.cta-inner h2{font-size:clamp(26px,3vw,40px);font-weight:900;line-height:1.16;letter-spacing:-.01em;margin-bottom:14px}
.cta-inner p{font-size:16px;line-height:1.85;color:rgba(255,255,255,.72)}
.subscribe{display:flex;gap:8px;padding:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:999px;align-items:center}
.subscribe input{flex:1;min-width:0;background:transparent;border:0;color:#fff;padding:12px 18px;font-size:15px;outline:none}
.subscribe input::placeholder{color:rgba(255,255,255,.48)}
.subscribe .btn{border-radius:999px;white-space:nowrap}
.form-tip{margin-top:12px;font-size:13px;color:var(--cyan);min-height:18px}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#fff;padding:76px 0 34px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1.3fr;gap:48px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;margin-bottom:18px}
.footer-text{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:420px}
.footer-col h4{font-size:12px;font-weight:800;letter-spacing:.1em;color:rgba(255,255,255,.5);margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.78);padding:6px 0;transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{font-size:14px;color:rgba(255,255,255,.62);padding:6px 0;line-height:1.7}
.footer-bottom{margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}

@media (max-width:1200px){
  .article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 300px}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .burger{display:grid}
  .article-hero{padding:132px 0 68px}
  .article-layout{grid-template-columns:1fr}
  .article-side{position:static}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;gap:30px}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  .article-main{padding:56px 0 72px}
  .article-body{font-size:17px}
  .article-body table{font-size:14px}
  .rel-grid{grid-template-columns:1fr}
  .next-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 24px;border-radius:20px}
  .subscribe{flex-direction:column;border-radius:18px;padding:12px}
  .subscribe input{width:100%;padding:12px 14px}
  .subscribe .btn{width:100%;border-radius:12px}
  .section{padding:0 0 72px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{margin-top:72px;padding:56px 0 28px}
}
@media (max-width:520px){
  .brand-text{font-size:15px}
  .nav-cta{display:none}
  .article-hero{padding:118px 0 56px}
  .meta-row{gap:8px 14px;font-size:12px}
  .rel-thumb img{height:180px}
  .cover-figure img{height:200px}
}

/* roulang page: category1 */
:root{
  --bg:#F5F6F1;
  --paper:#FFFFFF;
  --ink:#0E0F12;
  --ink-2:#5D6168;
  --ink-3:#8A8F98;
  --line:#E2E4DC;
  --lime:#C8F04A;
  --cyan:#2FD0C4;
  --orange:#FF6A2A;
  --dark:#0B0C0E;
  --graphite:#14161A;
  --r:18px;
  --r-sm:12px;
  --r-lg:24px;
  --shadow:0 24px 48px -32px rgba(0,0,0,.28);
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box}
.site-body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 48px;}
img{max-width:100%;display:block;}
a{color:inherit;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  border-bottom:1px solid transparent;
  transition:background .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.site-header .nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--lime);color:var(--dark);
  display:grid;place-items:center;font-weight:900;font-size:16px;letter-spacing:0;flex:0 0 auto;
}
.brand-text{font-weight:800;font-size:17px;letter-spacing:.01em;color:#fff;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:9px 15px;border-radius:999px;font-size:15px;font-weight:600;
  color:rgba(255,255,255,.76);text-decoration:none;
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-link:hover{background:rgba(255,255,255,.12);color:#fff;}
.nav-link.active{color:#fff;font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--lime);
}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;background:var(--lime);color:var(--dark);
  font-size:14px;font-weight:800;padding:11px 20px;border-radius:999px;text-decoration:none;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-cta:hover{background:#fff;color:var(--ink);transform:translateY(-1px);}
.burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.26);
  background:transparent;color:#fff;font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;transition:border-color .22s var(--ease),background .22s var(--ease);
}
.burger:hover{border-color:var(--lime);}
.site-header.scrolled{
  background:rgba(245,246,241,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 12px 30px -28px rgba(0,0,0,.5);
}
.site-header.scrolled .brand-text{color:var(--ink);}
.site-header.scrolled .nav-link{color:var(--ink-2);}
.site-header.scrolled .nav-link:hover{background:rgba(14,15,18,.06);color:var(--ink);}
.site-header.scrolled .nav-link.active{color:var(--ink);}
.site-header.scrolled .burger{color:var(--ink);border-color:var(--line);}
@media (max-width:980px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .burger{display:inline-flex;}
}
@media (max-width:520px){
  .brand-text{font-size:15px;}
}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--dark);
  padding:24px 24px 40px;display:flex;flex-direction:column;gap:8px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s var(--ease);
}
.drawer.open{opacity:1;visibility:visible;transform:none;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;font-size:18px;cursor:pointer;transition:border-color .2s var(--ease);
}
.drawer-close:hover{border-color:var(--lime);}
.drawer-link{
  color:#fff;text-decoration:none;font-size:26px;font-weight:800;letter-spacing:-.01em;
  padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;
  transition:color .2s var(--ease);
}
.drawer-link:hover{color:var(--lime);}
.drawer-link span{font-size:12px;font-weight:600;color:rgba(255,255,255,.4);letter-spacing:.08em;}
.drawer-cta{
  margin-top:28px;display:flex;align-items:center;justify-content:center;gap:10px;
  background:var(--lime);color:var(--dark);font-weight:800;font-size:16px;
  padding:16px 24px;border-radius:999px;text-decoration:none;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:86vh;padding:150px 0 0;color:#fff;
  display:flex;flex-direction:column;justify-content:flex-end;
  background-image:linear-gradient(180deg,rgba(11,12,14,.62) 0%,rgba(11,12,14,.72) 42%,rgba(11,12,14,.96) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;font-weight:600;color:rgba(255,255,255,.6);margin-bottom:28px;
}
.crumbs a{color:rgba(255,255,255,.8);text-decoration:none;transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--lime);}
.crumbs .sep{opacity:.45;}
.crumbs .current{color:rgba(255,255,255,.5);}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(200,240,74,.5);color:var(--lime);
  font-size:12px;font-weight:700;letter-spacing:.08em;
  padding:7px 14px;border-radius:999px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(42px,7vw,92px);
  line-height:1.02;font-weight:900;letter-spacing:-.02em;margin:0;
}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{
  margin:22px 0 0;max-width:640px;font-size:clamp(16px,1.4vw,19px);
  line-height:1.8;color:rgba(255,255,255,.8);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;gap:10px;text-decoration:none;cursor:pointer;
  font-size:15px;font-weight:800;padding:15px 28px;border-radius:999px;border:1px solid transparent;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-primary{background:var(--lime);color:var(--dark);}
.btn-primary:hover{background:#fff;color:var(--ink);transform:translateY(-2px);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.36);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:var(--lime);color:#fff;}
.hero-stats-wrap{padding-bottom:36px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  border-top:1px solid rgba(255,255,255,.16);padding-top:26px;margin-top:52px;
}
.hero-stat b{
  display:block;font-size:clamp(20px,2.2vw,28px);font-weight:800;color:var(--lime);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;line-height:1.2;
}
.hero-stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.62);letter-spacing:.02em;}
@media (max-width:980px){
  .hero{min-height:auto;padding-top:132px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:20px;}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%;justify-content:center;}
}

/* ---------- Shared section ---------- */
.section{padding:clamp(64px,9vw,124px) 0;}
.section-tight{padding:clamp(48px,6vw,84px) 0;}
.section-dark{background:var(--dark);color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--ink-3);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--lime);border-radius:2px;}
.sec-title{
  font-size:clamp(28px,3.6vw,48px);font-weight:800;line-height:1.1;
  letter-spacing:-.02em;margin:14px 0 0;
}
.sec-desc{margin:16px 0 0;max-width:660px;color:var(--ink-2);font-size:16px;line-height:1.85;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;}

/* ---------- Chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:var(--paper);
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.chip:hover{border-color:var(--lime);color:var(--ink);transform:translateY(-1px);}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff;}
.chip.active i{color:var(--lime);}
.chip i{font-size:11px;}

/* ---------- Timeline ---------- */
.timeline{margin-top:44px;border-top:1px solid var(--line);}
.tl-item{
  display:grid;grid-template-columns:158px 1fr 54px;gap:30px;align-items:start;
  padding:28px 18px 28px 0;border-bottom:1px solid var(--line);
  transition:background .24s var(--ease),padding-left .24s var(--ease);
}
.tl-item:hover{
  background:linear-gradient(90deg,rgba(200,240,74,.14),rgba(200,240,74,0) 72%);
  padding-left:16px;
}
.tl-side{display:flex;flex-direction:column;gap:10px;}
.status{
  display:inline-flex;align-items:center;gap:7px;align-self:flex-start;
  font-size:12px;font-weight:700;letter-spacing:.04em;
  padding:5px 11px;border-radius:6px;border:1px solid transparent;
}
.status i{font-size:7px;}
.status-live{background:rgba(255,106,42,.12);color:#C24A15;border-color:rgba(255,106,42,.34);}
.status-soon{background:rgba(47,208,196,.12);color:#147F78;border-color:rgba(47,208,196,.34);}
.status-done{background:rgba(14,15,18,.06);color:var(--ink-3);border-color:var(--line);}
.tl-time{font-size:14px;font-weight:700;color:var(--ink-2);font-variant-numeric:tabular-nums;}
.tl-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;
  color:var(--cyan);margin-bottom:8px;
}
.tl-title{font-size:clamp(18px,1.7vw,22px);font-weight:800;line-height:1.4;margin:0;letter-spacing:-.01em;}
.tl-desc{margin:10px 0 0;color:var(--ink-2);font-size:15px;line-height:1.8;max-width:760px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:12px;font-size:13px;color:var(--ink-3);}
.tl-meta span{display:inline-flex;align-items:center;gap:6px;}
.tl-meta i{font-size:11px;color:var(--ink-3);}
.tl-arrow{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--paper);
  display:flex;align-items:center;justify-content:center;color:var(--ink-2);font-size:13px;
  text-decoration:none;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.tl-item:hover .tl-arrow{background:var(--lime);border-color:var(--lime);color:var(--dark);transform:translateX(4px);}
@media (max-width:860px){
  .tl-item{grid-template-columns:1fr;gap:12px;padding:24px 0;}
  .tl-item:hover{padding-left:0;background:none;}
  .tl-side{flex-direction:row;align-items:center;gap:14px;flex-wrap:wrap;}
  .tl-arrow{display:none;}
}

/* ---------- Feature ---------- */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px;}
.feature-card{
  position:relative;display:flex;flex-direction:column;justify-content:flex-end;
  min-height:380px;border-radius:var(--r-lg);overflow:hidden;padding:32px;
  color:#fff;text-decoration:none;background:var(--graphite);
  box-shadow:var(--shadow);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.feature-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.52;
  transition:transform .5s var(--ease),opacity .3s var(--ease);
}
.feature-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,12,14,.15) 0%,rgba(11,12,14,.55) 55%,rgba(11,12,14,.92) 100%);
}
.feature-card:hover{transform:translateY(-6px);box-shadow:0 34px 60px -34px rgba(0,0,0,.5);}
.feature-card:hover img{transform:scale(1.05);opacity:.62;}
.feature-body{position:relative;z-index:2;}
.feature-badge{
  display:inline-flex;align-items:center;gap:7px;background:rgba(200,240,74,.16);
  border:1px solid rgba(200,240,74,.45);color:var(--lime);
  font-size:12px;font-weight:700;letter-spacing:.06em;padding:6px 12px;border-radius:999px;
}
.feature-title{font-size:clamp(20px,2.1vw,27px);font-weight:800;line-height:1.35;margin:16px 0 10px;letter-spacing:-.01em;}
.feature-desc{font-size:15px;line-height:1.8;color:rgba(255,255,255,.78);margin:0;}
.feature-meta{
  display:flex;align-items:center;gap:18px;margin-top:20px;font-size:13px;
  color:rgba(255,255,255,.6);font-variant-numeric:tabular-nums;
}
.feature-meta b{color:var(--lime);font-weight:800;}
@media (max-width:860px){
  .feature-grid{grid-template-columns:1fr;}
  .feature-card{min-height:320px;padding:26px;}
}

/* ---------- Coverage ---------- */
.coverage{
  display:grid;grid-template-columns:330px 1fr;gap:56px;align-items:start;
}
.coverage-sticky{position:sticky;top:110px;}
.coverage-list{border-top:1px solid var(--line);}
.coverage-item{
  display:grid;grid-template-columns:76px 1fr;gap:24px;
  padding:28px 0;border-bottom:1px solid var(--line);
}
.coverage-num{
  font-size:30px;font-weight:800;color:var(--lime);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.1;
}
.coverage-item h3{font-size:19px;font-weight:800;margin:0 0 8px;letter-spacing:-.01em;}
.coverage-item p{margin:0;color:var(--ink-2);font-size:15px;line-height:1.85;}
@media (max-width:980px){
  .coverage{grid-template-columns:1fr;gap:32px;}
  .coverage-sticky{position:static;}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq{margin-top:40px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;font-size:clamp(16px,1.6vw,19px);font-weight:700;
  cursor:pointer;background:none;border:none;width:100%;text-align:left;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:#3A3F46;}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--ink-2);
  transition:transform .26s var(--ease),color .26s var(--ease),border-color .26s var(--ease),background .26s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);color:var(--dark);background:var(--lime);border-color:var(--lime);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{margin:0 0 26px;max-width:760px;color:var(--ink-2);font-size:15px;line-height:1.9;}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  padding:clamp(34px,5vw,62px);color:#fff;
  display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center;
  background-image:linear-gradient(120deg,rgba(11,12,14,.9) 0%,rgba(11,12,14,.96) 60%),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.cta h2{font-size:clamp(26px,3.2vw,42px);font-weight:800;line-height:1.15;letter-spacing:-.02em;margin:0;}
.cta p{margin:16px 0 0;color:rgba(255,255,255,.72);font-size:15px;line-height:1.85;max-width:520px;}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 240px;min-width:0;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.18);border-radius:12px;
  padding:15px 18px;color:#fff;font-size:15px;outline:none;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.sub-form input::placeholder{color:rgba(255,255,255,.45);}
.sub-form input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,240,74,.18);background:rgba(255,255,255,.1);}
.sub-form button{border:none;}
.sub-tip{margin:14px 0 0;font-size:13px;color:var(--cyan);min-height:20px;}
@media (max-width:900px){
  .cta{grid-template-columns:1fr;gap:28px;}
  .sub-form button{width:100%;justify-content:center;}
}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:76px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.3fr;gap:44px;}
.footer-brand{
  display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;
  font-size:18px;margin-bottom:18px;letter-spacing:.01em;
}
.footer-text{margin:0;max-width:430px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);}
.footer-col h4{
  margin:0 0 18px;font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;
}
.footer-col a{
  display:block;font-size:14px;color:rgba(255,255,255,.64);
  text-decoration:none;margin-bottom:11px;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col a:hover{color:var(--lime);transform:translateX(3px);}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{font-size:14px;color:rgba(255,255,255,.64);margin-bottom:11px;line-height:1.7;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,255,255,.45);
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .site-footer{padding:56px 0 24px;}
}

/* ---------- Motion ---------- */
.reveal{opacity:0;transform:translateY(16px);}
.reveal.in{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease);}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category2 */
:root{
  --bg:#F5F6F1;
  --ink:#0E0F12;
  --ink-2:#5D6168;
  --ink-3:#8A8F98;
  --line:#E2E4DC;
  --lime:#C8F04A;
  --ice:#2FD0C4;
  --orange:#FF6A2A;
  --dark:#0B0C0E;
  --graphite:#14161A;
  --radius:18px;
  --shadow:0 24px 48px -32px rgba(0,0,0,.28);
  --ease:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul{list-style:none;margin:0;padding:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:1380px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 32px;}}
@media(min-width:1024px){.container{padding:0 48px;}}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  border-bottom:1px solid transparent;
  transition:background .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--lime);color:#0B0C0E;
  display:grid;place-items:center;font-weight:900;font-size:17px;letter-spacing:-.02em;
}
.brand-text{font-weight:800;font-size:17px;letter-spacing:.01em;color:var(--ink);}
.nav-links{display:none;align-items:center;gap:4px;}
@media(min-width:1024px){.nav-links{display:flex;}}
.nav-link{
  position:relative;padding:9px 14px;border-radius:999px;font-size:15px;font-weight:600;
  color:var(--ink);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .26s var(--ease);
}
.nav-link:hover{background:rgba(200,240,74,.2);}
.nav-link.active{font-weight:800;}
.nav-link.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;
  background:var(--lime);color:#0B0C0E;font-size:14px;font-weight:800;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-cta:hover{background:#0B0C0E;color:var(--lime);transform:translateY(-2px);}
.burger{
  display:grid;place-items:center;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.72);font-size:16px;
  transition:background .22s var(--ease),border-color .22s var(--ease);
}
@media(min-width:1024px){.burger{display:none;}}
.site-header.on-hero:not(.scrolled) .brand-text,
.site-header.on-hero:not(.scrolled) .nav-link{color:#fff;}
.site-header.on-hero:not(.scrolled) .nav-link:hover{background:rgba(255,255,255,.15);}
.site-header.on-hero:not(.scrolled) .burger{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.26);color:#fff;}
.site-header.scrolled{background:rgba(245,246,241,.9);backdrop-filter:blur(12px);border-bottom-color:var(--line);}
.site-header.scrolled .brand-text,
.site-header.scrolled .nav-link{color:var(--ink);}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--dark);color:#fff;
  padding:26px 24px 40px;display:flex;flex-direction:column;
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform .32s var(--ease),opacity .32s var(--ease),visibility .32s var(--ease);
}
.drawer.open{transform:none;opacity:1;visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:44px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.24);
  color:#fff;display:grid;place-items:center;font-size:16px;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{
  font-size:28px;font-weight:800;padding:14px 0;color:#fff;
  border-bottom:1px solid rgba(255,255,255,.1);
  transition:color .22s var(--ease),padding-left .22s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--lime);padding-left:8px;}
.drawer-cta{
  margin-top:32px;display:flex;align-items:center;justify-content:center;gap:10px;
  padding:17px;border-radius:14px;background:var(--lime);color:#0B0C0E;font-weight:800;font-size:16px;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;display:flex;align-items:flex-end;overflow:hidden;
  min-height:86vh;padding:150px 0 64px;background:var(--dark);
}
@media(max-width:767px){.hero{min-height:auto;padding:118px 0 48px;}}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.58;}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(11,12,14,.95) 6%,rgba(11,12,14,.76) 46%,rgba(11,12,14,.34) 100%);
}
.hero-inner{position:relative;z-index:2;color:#fff;width:100%;}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;font-weight:600;letter-spacing:.05em;color:rgba(255,255,255,.58);}
.crumb a{transition:color .22s var(--ease);}
.crumb a:hover{color:var(--lime);}
.crumb .sep{color:rgba(255,255,255,.32);}
.crumb .now{color:rgba(255,255,255,.86);}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;margin-top:28px;
  padding:8px 16px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.1em;
  color:var(--lime);border:1px solid rgba(200,240,74,.42);background:rgba(200,240,74,.1);
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,106,42,.2);}
.hero-title{
  margin:20px 0 0;color:#fff;font-weight:900;letter-spacing:-.02em;
  font-size:clamp(44px,7.2vw,104px);line-height:1;
}
.hero-title-sub{
  display:block;margin-top:14px;font-weight:700;letter-spacing:.05em;
  font-size:clamp(16px,1.9vw,26px);color:rgba(255,255,255,.7);
}
.hero-sub{max-width:640px;margin:24px 0 0;font-size:clamp(16px,1.2vw,18px);line-height:1.85;color:rgba(255,255,255,.76);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:12px;font-size:15px;font-weight:800;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-primary{background:var(--lime);color:#0B0C0E;}
.btn-primary:hover{background:#0B0C0E;color:var(--lime);transform:translateY(-3px);}
.hero .btn-primary:hover{background:#fff;color:#0B0C0E;}
.btn-ghost{border:1px solid rgba(255,255,255,.42);color:#fff;background:transparent;}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);background:rgba(255,255,255,.08);transform:translateY(-3px);}
.btn-outline{border:1px solid var(--ink);color:var(--ink);background:transparent;}
.btn-outline:hover{background:var(--ink);color:var(--lime);transform:translateY(-3px);}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:20px 48px;margin-top:48px;padding-top:28px;
  border-top:1px solid rgba(255,255,255,.16);
}
.stat-num{font-variant-numeric:tabular-nums;font-size:clamp(24px,2.6vw,36px);font-weight:800;line-height:1;color:var(--lime);}
.stat-label{margin-top:9px;font-size:12px;font-weight:600;letter-spacing:.1em;color:rgba(255,255,255,.58);}
.scroll-hint{
  display:inline-flex;align-items:center;gap:9px;margin-top:40px;
  font-size:12px;font-weight:700;letter-spacing:.14em;color:rgba(255,255,255,.5);
}
.scroll-hint i{animation:floatY 2.4s var(--ease) infinite;}
@keyframes floatY{0%,100%{transform:translateY(0);}50%{transform:translateY(6px);}}

/* ---------- Sections ---------- */
.section{padding:72px 0;}
@media(min-width:1024px){.section{padding:116px 0;}}
.section-tight{padding:56px 0;}
@media(min-width:1024px){.section-tight{padding:82px 0;}}
.section-dark{background:var(--dark);color:#fff;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--ink-3);}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--lime);}
.section-title{margin:14px 0 0;font-size:clamp(28px,3.6vw,52px);font-weight:800;line-height:1.1;letter-spacing:-.01em;}
.section-desc{max-width:560px;margin:16px 0 0;font-size:16px;color:var(--ink-2);}
.section-dark .eyebrow{color:rgba(255,255,255,.55);}
.section-dark .section-desc{color:rgba(255,255,255,.66);}
.text-link{
  display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:800;
  padding-bottom:4px;border-bottom:2px solid var(--lime);
  transition:gap .22s var(--ease),color .22s var(--ease);
}
.text-link:hover{gap:14px;color:var(--ice);}
.section-dark .text-link{color:#fff;}

/* ---------- Poster wall ---------- */
.poster-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media(min-width:640px){.poster-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.poster-grid{grid-template-columns:repeat(3,1fr);gap:28px;}}
.poster{
  position:relative;display:block;overflow:hidden;border-radius:20px;
  border:1px solid var(--line);background:var(--dark);aspect-ratio:4/5;
  box-shadow:var(--shadow);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.poster:hover{transform:translateY(-6px);border-color:var(--lime);box-shadow:0 34px 58px -30px rgba(0,0,0,.44);}
.poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.poster:hover img{transform:scale(1.05);}
.poster::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(11,12,14,.05) 18%,rgba(11,12,14,.55) 62%,rgba(11,12,14,.9) 100%);
}
.poster-no{
  position:absolute;top:18px;left:20px;z-index:2;
  font-variant-numeric:tabular-nums;font-size:14px;font-weight:800;letter-spacing:.12em;color:var(--lime);
}
.poster-tag{
  position:absolute;top:16px;right:16px;z-index:2;
  padding:6px 12px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.08em;
  color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  backdrop-filter:blur(6px);
}
.poster-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:26px 22px;}
.poster-title{display:block;font-size:20px;font-weight:800;line-height:1.4;color:#fff;transition:transform .28s var(--ease);}
.poster:hover .poster-title{transform:translateY(-4px);}
.poster-meta{
  display:block;margin-top:10px;font-size:13px;color:rgba(255,255,255,.7);
  font-variant-numeric:tabular-nums;
}

/* ---------- Metric band ---------- */
.metric-band{
  display:grid;grid-template-columns:repeat(2,1fr);gap:30px;
  background:var(--graphite);border-radius:24px;padding:38px 26px;
}
@media(min-width:900px){.metric-band{grid-template-columns:repeat(4,1fr);gap:24px;padding:52px 48px;}}
.metric-num{font-variant-numeric:tabular-nums;font-size:clamp(30px,3.4vw,46px);font-weight:800;line-height:1;color:var(--lime);}
.metric-label{margin-top:11px;font-size:14px;color:rgba(255,255,255,.66);}
.metric-note{margin-top:26px;font-size:13px;color:rgba(255,255,255,.42);}

/* ---------- Rail ---------- */
.rail{
  display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;margin:0 -4px;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-track{background:rgba(255,255,255,.08);border-radius:99px;}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.24);border-radius:99px;}
.rail-card{
  flex:0 0 280px;scroll-snap-align:start;overflow:hidden;border-radius:18px;
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);
  transition:transform .26s var(--ease),border-color .26s var(--ease),background .26s var(--ease);
}
@media(min-width:768px){.rail-card{flex:0 0 320px;}}
.rail-card:hover{transform:translateY(-6px);border-color:var(--lime);background:rgba(255,255,255,.08);}
.rail-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.rail-body{padding:20px;}
.rail-tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--ice);}
.rail-title{margin:12px 0 0;font-size:17px;font-weight:800;line-height:1.45;color:#fff;}
.rail-meta{margin:12px 0 0;font-size:13px;color:rgba(255,255,255,.58);font-variant-numeric:tabular-nums;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);}
@media(min-width:900px){.steps{grid-template-columns:repeat(3,1fr);}}
.step{padding:32px 0;border-bottom:1px solid var(--line);}
@media(min-width:900px){
  .step{padding:40px 40px 40px 0;border-bottom:0;border-right:1px solid var(--line);}
  .step:last-child{border-right:0;padding-right:0;}
}
.step-no{font-variant-numeric:tabular-nums;font-size:13px;font-weight:800;letter-spacing:.16em;color:var(--ice);}
.step h3{margin:16px 0 10px;font-size:22px;font-weight:800;line-height:1.35;}
.step p{margin:0;font-size:16px;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:26px 2px;text-align:left;font-size:clamp(17px,1.6vw,21px);font-weight:700;line-height:1.5;
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--ink-2);}
.faq-icon{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;font-size:13px;color:var(--ink);
  transition:transform .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease);}
.faq-a-inner{padding:0 56px 28px 2px;font-size:16px;color:var(--ink-2);}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:26px;background:var(--dark);
  color:#fff;padding:52px 26px;
}
@media(min-width:1024px){.cta{padding:78px 64px;}}
.cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.26;}
.cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,12,14,.94),rgba(11,12,14,.6));}
.cta-inner{position:relative;z-index:2;max-width:720px;}
.cta h2{margin:16px 0 0;font-size:clamp(28px,3.4vw,48px);font-weight:800;line-height:1.12;letter-spacing:-.01em;}
.cta p{margin:18px 0 0;font-size:16px;color:rgba(255,255,255,.72);}
.cta-form{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.cta-form input{
  flex:1 1 240px;min-width:0;padding:15px 18px;border-radius:12px;
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.07);color:#fff;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.48);}
.cta-form input:focus{outline:none;border-color:var(--lime);background:rgba(255,255,255,.13);}
.form-note{margin:14px 0 0;font-size:13px;color:rgba(255,255,255,.62);}
.cta-side{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;font-size:13px;color:rgba(255,255,255,.5);}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:44px;}
@media(min-width:900px){.footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:56px;}}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;font-size:19px;font-weight:800;color:#fff;}
.footer-text{max-width:430px;font-size:15px;line-height:1.9;margin:0;}
.footer-col h4{margin:0 0 18px;font-size:14px;font-weight:800;letter-spacing:.08em;color:#fff;}
.footer-col a{display:block;margin-bottom:12px;font-size:15px;color:rgba(255,255,255,.7);transition:color .22s var(--ease),transform .22s var(--ease);}
.footer-col a:hover{color:var(--lime);transform:translateX(4px);}
.footer-col li{margin-bottom:12px;font-size:15px;color:rgba(255,255,255,.7);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:52px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  .scroll-hint i{animation:none;}
}