/* roulang page: index */
:root{
  --bg:#0B0F0E;
  --bg-2:#131917;
  --card:#18201D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.22);
  --txt:#F2F5F1;
  --txt-2:#A9B4AD;
  --txt-3:#6E7A73;
  --lime:#C9F24C;
  --coral:#FF5B3A;
  --amber:#FFA53A;
  --teal:#2FD6C8;
  --grad:linear-gradient(120deg,#C9F24C 0%,#2FD6C8 100%);
  --grad-hot:linear-gradient(120deg,#FF5B3A 0%,#FFA53A 100%);
  --light-bg:#F4F6F1;
  --light-txt:#161C19;
  --light-txt-2:#5A645E;
  --light-line:rgba(0,0,0,.12);
  --r-lg:22px;
  --r-md:18px;
  --r-img:16px;
  --r-in:12px;
  --r-badge:8px;
  --r-pill:999px;
  --sh-card:0 18px 40px -24px rgba(0,0,0,.75);
  --sh-card-h:0 26px 54px -22px rgba(0,0,0,.85);
  --sh-cta:0 12px 30px -12px rgba(201,242,76,.55);
  --sp:8px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;background:var(--bg);color:var(--txt);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;font-weight:400;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.3;color:inherit;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
img{max-width:100%;display:block;border:0}
button,input,textarea,select{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-alt{background:var(--bg-2)}
.section-light{background:var(--light-bg);color:var(--light-txt)}
.section-light h2,.section-light h3{color:var(--light-txt)}
.section-light p{color:var(--light-txt-2)}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,backdrop-filter .3s ease;
}
.site-header.is-stuck{
  background:rgba(11,15,14,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.brand-row{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;color:#0B0F0E;letter-spacing:.02em;
}
.logo-text{display:inline-flex;align-items:center;gap:12px;font-size:17px;line-height:1.2}
.logo-text b{font-weight:800;letter-spacing:.01em;color:var(--txt)}
.logo-text .split{width:1px;height:16px;background:var(--line-strong);display:inline-block}
.logo-text span{font-weight:600;color:var(--txt-2);font-size:15px}
.logo:hover .logo-text span{color:var(--lime)}

.header-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--r-in);padding:0 14px;height:44px;transition:border-color .2s ease,box-shadow .2s ease;
}
.header-search i{color:var(--txt-3);font-size:14px}
.header-search input{
  flex:1 1 auto;background:none;border:0;color:var(--txt);height:42px;outline:none;font-size:14px;
}
.header-search input::placeholder{color:var(--txt-3)}
.header-search:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(201,242,76,.12)}
.brand-actions{display:flex;align-items:center;gap:18px;margin-left:auto;flex:0 0 auto}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--txt-2);font-size:14px;font-weight:600;transition:color .2s ease,gap .2s ease}
.link-arrow i{transition:transform .2s ease;font-size:12px}
.link-arrow:hover{color:var(--lime)}
.link-arrow:hover i{transform:translateX(4px)}

.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--txt);border-radius:2px}

.channel-row{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none}
.channel-row::-webkit-scrollbar{display:none}
.channel{
  position:relative;flex:0 0 auto;padding:7px 16px;border-radius:var(--r-pill);
  border:1px solid transparent;color:var(--txt-2);font-size:15px;font-weight:500;white-space:nowrap;
}
.channel:hover{color:#fff;background:rgba(255,255,255,.05)}
.channel.is-active{color:var(--txt);font-weight:700;background:rgba(201,242,76,.07);border-color:rgba(201,242,76,.28)}
.channel.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:-1px;height:3px;border-radius:3px;background:var(--grad);
}

.mobile-drawer{
  position:fixed;inset:0;z-index:400;background:rgba(11,15,14,.985);
  transform:translateX(100%);transition:transform .24s ease;
  display:flex;flex-direction:column;padding:20px;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:60px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:16px}
.drawer-nav{margin-top:16px;flex:1 1 auto;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;height:52px;padding-left:16px;color:var(--txt-2);
  font-size:16px;border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--txt);font-weight:700;box-shadow:inset 3px 0 0 var(--lime)}
.drawer-foot{padding-top:16px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;min-height:44px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .2s ease,filter .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease,background .2s ease;
}
.btn-primary{background:var(--grad);color:#0B0F0E;box-shadow:var(--sh-cta)}
.btn-primary:hover{color:#0B0F0E;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 36px -12px rgba(201,242,76,.7)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.02);color:var(--txt);border:1px solid var(--line-strong)}
.btn-ghost:hover{color:var(--lime);border-color:var(--lime);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:var(--r-badge);
  font-size:11.5px;font-weight:600;letter-spacing:.04em;line-height:1.4;white-space:nowrap;
}
.badge-cat{background:rgba(201,242,76,.12);color:var(--lime)}
.badge-hot{background:var(--grad-hot);color:#fff}
.badge-data{border:1px solid var(--line);color:var(--txt-2);border-radius:var(--r-pill)}
.badge-soft{background:rgba(255,255,255,.06);color:var(--txt-2)}

/* ---------- hero ---------- */
.hero-immersive{position:relative;min-height:78vh;display:flex;align-items:center;padding:150px 0 88px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.03)}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,15,14,.96) 0%,rgba(11,15,14,.78) 42%,rgba(11,15,14,.34) 100%),
             linear-gradient(180deg,rgba(11,15,14,.55) 0%,rgba(11,15,14,.15) 40%,rgba(11,15,14,.85) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%}
.hero-copy{max-width:640px}
.hero-copy h1{
  margin:18px 0 0;font-size:clamp(30px,4.4vw,56px);font-weight:800;line-height:1.15;letter-spacing:-.01em;
}
.hero-copy h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin:16px 0 0;font-size:clamp(15px,1.5vw,18px);line-height:1.8;color:var(--txt-2);max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-stats{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.stat-chip{
  display:inline-flex;align-items:baseline;gap:6px;padding:9px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);background:rgba(11,15,14,.45);font-size:13px;color:var(--txt-2);
}
.stat-chip b{color:var(--lime);font-size:17px;font-weight:800;font-variant-numeric:tabular-nums}
.hero-dots{position:absolute;right:32px;bottom:40px;display:flex;gap:8px;z-index:3}
.hero-dots span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.28);display:block}
.hero-dots span.on{width:26px;border-radius:var(--r-pill);background:var(--grad)}

/* ---------- section head ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(22px,2.6vw,34px);font-weight:700;display:flex;align-items:center;gap:12px}
.sec-head h2::before{content:"";width:4px;height:22px;border-radius:3px;background:var(--grad);flex:0 0 auto}
.sec-desc{margin-top:10px;color:var(--txt-2);font-size:15px;max-width:720px}
.section-light .sec-desc{color:var(--light-txt-2)}

/* ---------- rail ---------- */
.rail-wrap{position:relative}
.rail-scroll{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
}
.rail-scroll::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 280px;scroll-snap-align:start}
.rail-arrow{
  position:absolute;top:78px;width:44px;height:44px;border-radius:50%;z-index:4;
  background:rgba(11,15,14,.85);border:1px solid var(--line-strong);color:var(--txt);
  display:flex;align-items:center;justify-content:center;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.rail-prev{left:-12px}
.rail-next{right:-12px}
.rail-arrow:hover{background:var(--lime);color:#0B0F0E;border-color:var(--lime)}

/* ---------- card ---------- */
.card{
  position:relative;display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-card);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-h);border-color:rgba(201,242,76,.3)}
.card-media{position:relative;overflow:hidden;background:var(--bg-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card-media img{transform:scale(1.06)}
.card-media.ratio-16x9{aspect-ratio:16/9}
.card-media.ratio-3x4{aspect-ratio:3/4}
.card-media.ratio-4x3{aspect-ratio:4/3}
.card-overlay{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(180deg,rgba(11,15,14,0) 35%,rgba(11,15,14,.75) 100%);
  opacity:0;transition:opacity .28s ease;
}
.card:hover .card-overlay{opacity:1}
.play-dot{
  width:52px;height:52px;border-radius:50%;background:var(--grad);color:#0B0F0E;
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.card-corner{position:absolute;top:12px;left:12px;z-index:2}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-title{font-size:17px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-text{font-size:14px;line-height:1.75;color:var(--txt-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;font-size:12.5px;color:var(--txt-3);font-variant-numeric:tabular-nums}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--txt-3)}
.card-link{display:block;color:inherit}

/* ---------- hot ---------- */
.hot-layout{display:grid;grid-template-columns:2fr 1fr;gap:24px}
.hot-main{display:block}
.hot-sub{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
.rank-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-card);
}
.rank-panel h3{font-size:18px;margin-bottom:6px}
.rank-hint{font-size:13px;color:var(--txt-3);margin-bottom:12px}
.rank-list li{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
.rank-list li:last-child{border-bottom:0}
.rank-no{
  flex:0 0 auto;min-width:38px;font-size:28px;font-weight:800;color:var(--lime);
  line-height:1;font-variant-numeric:tabular-nums;
}
.rank-list li.is-top .rank-no{
  min-width:38px;height:38px;border-radius:10px;background:var(--grad-hot);color:#fff;
  font-size:19px;display:flex;align-items:center;justify-content:center;
}
.rank-name{font-size:14.5px;color:var(--txt);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rank-name:hover{color:var(--lime)}
.rank-tag{margin-left:auto;font-size:12px;color:var(--txt-3);white-space:nowrap}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-card);transition:transform .28s ease,border-color .28s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(201,242,76,.3)}
.step-no{
  width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;color:var(--lime);
  background:linear-gradient(120deg,rgba(201,242,76,.16),rgba(47,214,200,.16));
  border:1px solid rgba(201,242,76,.4);font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;margin:16px 0 8px}
.step p{font-size:14px;color:var(--txt-2);line-height:1.8}

/* ---------- grid cards ---------- */
.grid-cards{margin-top:-12px}
.grid-cards .cell{padding-top:24px}

/* ---------- news list ---------- */
.news-list{margin-top:-12px}
.news-item{padding-top:24px}
.news-card{
  display:flex;flex-direction:column;height:100%;gap:12px;padding:24px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-card);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;color:inherit;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-h);border-color:rgba(201,242,76,.3);color:inherit}
.news-card h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:14px;color:var(--txt-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;line-height:1.8}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:12.5px;color:var(--txt-3);font-variant-numeric:tabular-nums;flex-wrap:wrap}
.news-empty{
  border:1px dashed var(--line-strong);border-radius:var(--r-lg);padding:56px 24px;text-align:center;color:var(--txt-2);
}
.news-empty i{display:block;font-size:26px;color:var(--txt-3);margin-bottom:12px}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--light-line)}
.faq-item:first-child{border-top:1px solid var(--light-line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;text-align:left;font-size:17px;font-weight:600;color:var(--light-txt);
  transition:background .2s ease;
}
.faq-q:hover{background:rgba(0,0,0,.03)}
.faq-q i{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--light-line);
  display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--light-txt-2);
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);background:var(--grad);color:#0B0F0E;border-color:transparent}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.is-open .faq-a{max-height:460px}
.faq-a p{padding:0 4px 20px;font-size:15px;line-height:1.85;color:var(--light-txt-2)}

/* ---------- cta band ---------- */
.cta-band{
  border:1px solid transparent;border-radius:var(--r-lg);padding:60px 32px;text-align:center;
  background:linear-gradient(var(--bg-2),var(--bg-2)) padding-box,var(--grad) border-box;
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px)}
.cta-band p{margin:14px auto 0;max-width:640px;color:var(--txt-2);font-size:15px}
.cta-actions{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:28px}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo{margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--txt-2);max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--txt-2);letter-spacing:.04em;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:15px;color:var(--txt);display:inline-block;transition:transform .2s ease,color .2s ease}
.footer-col a:hover{color:var(--lime);transform:translateX(2px)}
.footer-social{display:flex;gap:12px;margin-top:8px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;color:var(--txt-2);font-size:14px;
}
.footer-social a:hover{color:#0B0F0E;background:var(--lime);border-color:var(--lime)}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:24px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--txt-3);
}

/* ---------- responsive ---------- */
@media (max-width:1439px){
  .hot-layout{grid-template-columns:1.6fr 1fr}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
  .header-search,.brand-actions,.channel-row{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .brand-row{height:60px;gap:16px}
  .logo-text span{font-size:13px}
  .hero-immersive{min-height:auto;padding:112px 0 64px}
  .hero-copy{max-width:100%}
  .hot-layout{grid-template-columns:1fr}
  .hot-sub{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .rail-arrow{display:none}
}
@media (max-width:639px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .logo-text span{display:none}
  .logo-text .split{display:none}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .hero-stats{margin-top:24px}
  .hero-dots{display:none}
  .hot-sub{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .rail-card{flex:0 0 220px}
  .sec-head{margin-bottom:24px}
  .cta-band{padding:44px 20px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --bg:#0B0F0E;
  --bg-2:#131917;
  --card:#18201D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.22);
  --text:#F2F5F1;
  --text-2:#A9B4AD;
  --text-3:#6E7A73;
  --lime:#C9F24C;
  --coral:#FF5B3A;
  --amber:#FFA53A;
  --cyan:#2FD6C8;
  --grad:linear-gradient(120deg,#C9F24C 0%,#2FD6C8 100%);
  --grad-hot:linear-gradient(120deg,#FF5B3A 0%,#FFA53A 100%);
  --light-bg:#F4F6F1;
  --light-text:#161C19;
  --light-text-2:#5A645E;
  --r-xl:22px;
  --r-md:18px;
  --r-img:16px;
  --r-input:12px;
  --r-badge:8px;
  --shadow:0 18px 40px -24px rgba(0,0,0,.75);
  --shadow-hover:0 26px 54px -22px rgba(0,0,0,.85);
  --glow:0 12px 30px -12px rgba(201,242,76,.55);
  --gap:24px;
  --container:1280px;
}
*,*::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,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
input,button{font-size:16px}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
a:focus-visible,button:focus-visible,input:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;
}
::selection{background:rgba(201,242,76,.3);color:#0B0F0E}

/* ============ Header ============ */
.site-header{position:sticky;top:0;z-index:60;background:transparent;transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;border-bottom:1px solid transparent}
.site-header.is-scrolled{background:rgba(11,15,14,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.header-bar{height:72px;display:flex;align-items:center}
.header-inner{display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);color:#0B0F0E;font-weight:800;font-size:15px;letter-spacing:.02em;
}
.logo-text{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:700;color:var(--text);white-space:nowrap}
.logo-text b{font-weight:800;letter-spacing:.01em}
.logo-text .split{width:1px;height:16px;background:var(--line-strong);display:inline-block}
.logo-text span{color:var(--text-2);font-weight:600}
.header-search{flex:1 1 auto;max-width:420px;position:relative}
.header-search input{
  width:100%;height:44px;background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--r-input);color:var(--text);padding:0 16px 0 42px;transition:border-color .2s ease,box-shadow .2s ease;
}
.header-search input::placeholder{color:var(--text-3)}
.header-search input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(201,242,76,.15)}
.header-search i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:14px}
.header-actions{display:flex;align-items:center;gap:18px;margin-left:auto;flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);font-size:17px}
.channel-row{
  display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;
  padding:0 32px 12px;max-width:var(--container);margin:0 auto;
}
.channel-row::-webkit-scrollbar{display:none}
.channel{
  position:relative;padding:8px 14px 10px;font-size:15px;font-weight:600;color:var(--text-2);
  white-space:nowrap;border-radius:999px;transition:color .2s ease;
}
.channel::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:999px;
  background:var(--grad);opacity:0;transform:scaleX(.4);transition:opacity .22s ease,transform .22s ease;
}
.channel:hover{color:var(--text)}
.channel.is-active{color:var(--text)}
.channel.is-active::after{opacity:1;transform:scaleX(1)}
.channel-row .row-tools{margin-left:auto;display:flex;gap:16px;padding-left:16px}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;font-weight:600;font-size:15px;
  border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--grad);color:#0B0F0E;box-shadow:var(--glow)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 36px -12px rgba(201,242,76,.65);color:#0B0F0E}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-light{background:var(--grad);color:#0B0F0E;box-shadow:var(--glow)}
.btn-light:hover{filter:brightness(1.06);transform:translateY(-2px);color:#0B0F0E}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-2);font-size:14px;font-weight:600}
.text-link i{font-size:12px;transition:transform .2s ease}
.text-link:hover{color:var(--lime)}
.text-link:hover i{transform:translateX(4px)}

/* ============ Hero ============ */
.hero-split{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-split::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,15,14,.96) 0%,rgba(11,15,14,.86) 45%,rgba(11,15,14,.55) 100%);
}
.hero-split::after{content:"";position:absolute;inset:0;background:rgba(11,15,14,.22)}
.hero-split .container{position:relative;z-index:2}
.hero-split .grid-x{align-items:center}
.hero-copy{padding:88px 0}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.crumbs a:hover{color:var(--lime)}
.crumbs .sep{color:var(--text-3)}
.crumbs .cur{color:var(--text-2)}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  border:1px solid rgba(201,242,76,.35);background:rgba(201,242,76,.12);color:var(--lime);
  font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
}
.hero-split h1{
  font-size:clamp(30px,4.4vw,56px);font-weight:800;line-height:1.15;letter-spacing:-.01em;
  margin-bottom:16px;
}
.hero-split h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:640px;color:var(--text-2);font-size:17px;line-height:1.85}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.stat-badge{
  display:inline-flex;align-items:baseline;gap:8px;padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:13px;color:var(--text-2);
}
.stat-badge b{font-size:18px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums}
.hero-visual{padding:56px 0 88px}
.hero-visual figure{
  border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);
  background:var(--card);position:relative;
}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;font-size:13px;color:var(--text-2);
  background:linear-gradient(0deg,rgba(11,15,14,.92),rgba(11,15,14,0));
}
.hero-visual figcaption b{color:var(--text)}

/* ============ Sections ============ */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{
  font-size:clamp(22px,2.6vw,34px);font-weight:700;line-height:1.3;position:relative;padding-left:18px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:999px;background:var(--grad);
}
.section-head p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:720px;padding-left:18px}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.intro-copy p{color:var(--text-2);max-width:740px}
.intro-copy p+p{margin-top:16px}
.check-list{margin-top:24px;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--text-2);font-size:15px;line-height:1.8}
.check-list i{color:var(--lime);margin-top:6px;font-size:13px}
.intro-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow);
}
.intro-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.intro-card .body{padding:22px 24px}
.intro-card .body h3{font-size:18px;font-weight:600;margin-bottom:8px}
.intro-card .body p{color:var(--text-2);font-size:14px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}

/* badges */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-badge);
  font-size:11px;font-weight:600;letter-spacing:.04em;
}
.badge-cat{background:rgba(201,242,76,.12);color:var(--lime)}
.badge-hot{background:var(--grad-hot);color:#1A0C07}
.badge-data{border:1px solid var(--line);color:var(--text-2)}

/* card grid */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,255,255,.16)}
.card .thumb{position:relative;overflow:hidden}
.card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease}
.card:hover .thumb img{transform:scale(1.06)}
.card .thumb .tag{position:absolute;top:12px;left:12px}
.card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card .body h3{font-size:18px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .body p{color:var(--text-2);font-size:14px;line-height:1.8;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:12px;padding-top:6px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
.card .foot .more{color:var(--lime);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.card .foot .more i{transition:transform .2s ease;font-size:11px}
.card:hover .foot .more i{transform:translateX(4px)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);position:relative}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--shadow);
}
.step .no{
  width:44px;height:44px;border-radius:999px;display:grid;place-items:center;font-weight:800;
  color:var(--lime);background:#131917;border:2px solid transparent;
  background-image:linear-gradient(#131917,#131917),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;font-weight:600;margin:16px 0 8px}
.step p{color:var(--text-2);font-size:14px;line-height:1.8}
.step:nth-child(1)::after,.step:nth-child(2)::after,.step:nth-child(3)::after{
  content:"";position:absolute;top:48px;right:-14px;width:16px;height:1px;background:var(--line-strong);
}

/* light faq */
.section-light{background:var(--light-bg);color:var(--light-text)}
.section-light .section-head h2{color:var(--light-text)}
.section-light .section-head p{color:var(--light-text-2)}
.faq-unit{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:var(--r-xl);overflow:hidden}
.faq-item+.faq-item{border-top:1px solid rgba(0,0,0,.08)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;
  padding:20px 24px;background:transparent;border:0;color:var(--light-text);font-weight:600;font-size:17px;
  transition:background .2s ease;
}
.faq-q:hover{background:rgba(0,0,0,.025)}
.faq-q i{color:var(--light-text-2);transition:transform .25s ease;font-size:15px}
.faq-item.is-open .faq-q i{transform:rotate(45deg);color:#7BA518}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a .inner{padding:0 24px 20px;color:var(--light-text-2);font-size:15px;line-height:1.8}
.section-light .text-link{color:#4A544E}
.section-light .text-link:hover{color:#7BA518}

/* CTA band */
.cta-band{
  border-radius:var(--r-xl);border:1px solid transparent;padding:56px 40px;text-align:center;
  background:linear-gradient(var(--bg-2),var(--bg-2)) padding-box,var(--grad) border-box;
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;margin-bottom:12px}
.cta-band p{color:var(--text-2);max-width:640px;margin:0 auto 26px}
.cta-actions{display:flex;justify-content:center;align-items:center;gap:18px;flex-wrap:wrap}

/* footer */
.site-footer{background:#080B0A;border-top:1px solid var(--line);padding:72px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo{margin-bottom:16px}
.footer-desc{color:var(--text-2);font-size:14px;max-width:320px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-2);font-size:15px;
}
.footer-social a:hover{color:var(--lime);border-color:var(--lime)}
.footer-col h4{font-size:14px;color:var(--text-3);font-weight:600;letter-spacing:.04em;margin-bottom:16px}
.footer-col li+li{margin-top:10px}
.footer-col a{font-size:15px;color:var(--text-2);display:inline-block}
.footer-col a:hover{color:var(--lime);transform:translateX(2px)}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;color:var(--text-3);font-size:13px;
}

/* mobile drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:var(--bg-2);z-index:80;
  transform:translateX(100%);transition:transform .24s ease;display:flex;flex-direction:column;
  border-left:1px solid var(--line);padding:20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text)}
.drawer-nav{flex:1;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;height:52px;padding-left:14px;border-left:3px solid transparent;
  color:var(--text-2);font-weight:600;font-size:16px;
}
.drawer-nav a.is-active{color:var(--text);border-left-color:var(--lime)}
.drawer-foot{padding-top:16px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

/* responsive */
@media screen and (max-width:1023px){
  .container{padding:0 24px}
  .header-search{display:none}
  .nav-toggle{display:grid;place-items:center}
  .header-actions{display:none}
  .channel-row{display:none}
  .channel-row.is-inline{display:flex;padding:0 24px 12px}
  .hero-copy{padding:56px 0 24px}
  .hero-visual{padding:0 0 64px}
  .intro-grid{grid-template-columns:1fr;gap:32px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step:nth-child(2)::after{display:none}
  .section{padding:72px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media screen and (max-width:767px){
  .container{padding:0 20px}
  .logo-text span{display:none}
  .logo-text .split{display:none}
  .header-bar{height:60px}
  .hero-copy{padding:44px 0 20px}
  .hero-cta{gap:12px}
  .hero-cta .btn{width:100%}
  .hero-stats{gap:10px}
  .stat-badge{padding:7px 13px;font-size:12px}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step::after{display:none}
  .section{padding:56px 0}
  .section-head{margin-bottom:26px}
  .cta-band{padding:40px 22px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .faq-q{font-size:16px;padding:18px 18px}
  .faq-a .inner{padding:0 18px 18px}
}
@media screen and (max-width:519px){
  .hero-split h1{font-size:28px}
  .hero-sub{font-size:15px}
  .btn{height:44px;padding:0 20px}
}

/* roulang page: category2 */
:root{
  --lime:#C9F24C;
  --coral:#FF5B3A;
  --amber:#FFA53A;
  --teal:#2FD6C8;
  --bg:#0B0F0E;
  --bg-2:#131917;
  --card:#18201D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#F2F5F1;
  --text-2:#A9B4AD;
  --text-3:#6E7A73;
  --light:#F4F6F1;
  --light-line:rgba(0,0,0,.12);
  --light-text:#161C19;
  --light-2:#5A645E;
  --grad:linear-gradient(120deg,#C9F24C 0%,#2FD6C8 100%);
  --grad-hot:linear-gradient(120deg,#FF5B3A 0%,#FFA53A 100%);
  --r-lg:22px;
  --r-md:18px;
  --r-img:16px;
  --r-input:12px;
  --r-badge:8px;
  --sh-card:0 18px 40px -24px rgba(0,0,0,.75);
  --sh-hover:0 26px 54px -22px rgba(0,0,0,.85);
  --sh-cta:0 12px 30px -12px rgba(201,242,76,.55);
  --sp:8px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--lime)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{max-width:1280px;margin:0 auto;padding:0 32px;width:100%}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,15,14,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease;
}
.header-brand{
  display:flex;align-items:center;gap:20px;
  height:72px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  color:#0B0F0E;font-weight:800;font-size:15px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
}
.logo-text{display:flex;align-items:center;font-size:16px;line-height:1;color:var(--text)}
.logo-text b{font-weight:800;letter-spacing:.01em}
.logo-text .split{width:1px;height:15px;background:var(--line-strong);margin:0 10px;display:inline-block}
.logo-text span{font-size:14px;color:var(--text-2);letter-spacing:.02em}
.brand-search{flex:1 1 auto;max-width:420px;position:relative}
.brand-search input{
  width:100%;height:44px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  color:var(--text);
  padding:0 44px 0 16px;
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.brand-search input::placeholder{color:var(--text-3)}
.brand-search input:focus{
  outline:none;border-color:var(--lime);
  background:rgba(255,255,255,.06);
  box-shadow:0 0 0 3px rgba(201,242,76,.14);
}
.brand-search i{
  position:absolute;right:16px;top:50%;transform:translateY(-50%);
  color:var(--text-3);font-size:14px;pointer-events:none;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:18px;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border:0;cursor:pointer;
  border-radius:999px;font-size:15px;font-weight:600;
  transition:transform .18s ease,box-shadow .2s ease,filter .2s ease,border-color .2s ease,color .2s ease;
  min-height:44px;white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#0B0F0E;box-shadow:var(--sh-cta)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);color:#0B0F0E;box-shadow:0 16px 36px -12px rgba(201,242,76,.7)}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh-cta)}
.btn-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn-sm{height:44px;padding:0 22px;font-size:14px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--text-2);
}
.btn-text i{transition:transform .2s ease}
.btn-text:hover{color:var(--lime)}
.btn-text:hover i{transform:translateX(4px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text);font-size:17px;align-items:center;justify-content:center;cursor:pointer;
}
.channel-row{
  display:flex;align-items:center;gap:8px;
  height:52px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
  border-top:1px solid rgba(255,255,255,.04);
}
.channel-row::-webkit-scrollbar{display:none}
.channel{
  position:relative;flex:0 0 auto;
  padding:0 16px;height:44px;display:inline-flex;align-items:center;
  border-radius:999px;border:1px solid transparent;
  font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.channel:hover{color:#fff;background:rgba(255,255,255,.04)}
.channel.is-active{color:var(--text);font-weight:600}
.channel.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;
  border-radius:3px;background:var(--grad);
}
.channel-filters{margin-left:auto;display:flex;gap:18px;padding-left:20px;flex:0 0 auto}
.channel-filters a{font-size:14px;color:var(--text-2)}
.channel-filters a:hover{color:var(--lime)}
.mobile-drawer{
  position:fixed;inset:60px 0 0 0;z-index:55;
  background:rgba(11,15,14,.98);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transform:translateY(-8px);opacity:0;visibility:hidden;
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
  display:flex;flex-direction:column;padding:16px 20px 32px;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-drawer a.drawer-link{
  height:52px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);
  font-size:16px;color:var(--text-2);position:relative;padding-left:18px;
}
.mobile-drawer a.drawer-link.is-active{color:var(--text);font-weight:600}
.mobile-drawer a.drawer-link.is-active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:3px;background:var(--grad);
}
.mobile-drawer .btn{margin-top:auto;width:100%}

/* ============ breadcrumb ============ */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);padding-top:22px;
}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:var(--text-3)}
.breadcrumb .now{color:var(--text-3)}

/* ============ hero ============ */
.hero-channel{
  position:relative;
  padding:26px 0 72px;
  background:
    linear-gradient(180deg,rgba(11,15,14,.62) 0%,rgba(11,15,14,.94) 62%,var(--bg) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-top:28px}
.hero-copy .tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(201,242,76,.35);
  background:rgba(201,242,76,.12);
  color:var(--lime);font-size:12px;font-weight:600;letter-spacing:.04em;
}
.hero-copy h1{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,56px);
  line-height:1.15;font-weight:800;letter-spacing:-.01em;
}
.hero-copy h1 em{
  font-style:normal;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{
  margin-top:16px;max-width:600px;
  font-size:16px;color:var(--text-2);line-height:1.85;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.stat-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.stat-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  font-size:13px;color:var(--text-2);
}
.stat-badge b{color:var(--text);font-weight:700;font-size:15px}
.stat-badge.hot{border-color:rgba(255,91,58,.4);background:rgba(255,91,58,.1);color:#FFD9CF}
.stat-badge.hot b{color:#FFB9A8}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-card);
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(11,15,14,0) 40%,rgba(11,15,14,.78) 100%);
}
.hero-media .live-chip{
  position:absolute;left:18px;top:18px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:var(--r-badge);
  background:var(--grad-hot);color:#fff;font-size:12px;font-weight:700;letter-spacing:.04em;
}
.hero-media .live-chip i{font-size:9px}
.hero-media .media-caption{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:2;
  font-size:13px;color:rgba(255,255,255,.82);
}

/* ============ sections ============ */
.section{padding:88px 0}
.section.tight{padding:72px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;
}
.section-title{
  font-size:clamp(22px,2.6vw,34px);font-weight:700;line-height:1.3;
  position:relative;padding-left:18px;
}
.section-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  border-radius:4px;background:var(--grad);
}
.section-sub{margin-top:12px;color:var(--text-2);font-size:15px;max-width:760px}
.section-head .btn-text{flex:0 0 auto;padding-bottom:6px}

/* 频道说明 */
.intro-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.intro-copy p{color:var(--text-2);font-size:16px;max-width:720px}
.intro-copy p + p{margin-top:14px}
.feature-list{margin-top:8px;display:grid;gap:14px}
.feature-list li{
  display:flex;gap:12px;align-items:flex-start;
  color:var(--text-2);font-size:15px;line-height:1.8;
}
.feature-list li i{color:var(--lime);font-size:14px;margin-top:6px}
.feature-list li b{color:var(--text);font-weight:600}

/* 指标数据条 */
.metric-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.metric-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 22px;
  box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(201,242,76,.28)}
.metric-value{
  font-size:36px;font-weight:800;line-height:1.1;color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.metric-value small{font-size:14px;font-weight:600;color:var(--text-2);margin-left:4px}
.metric-label{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.7}
.metric-card .metric-bar{
  height:4px;border-radius:4px;margin-top:18px;
  background:linear-gradient(90deg,rgba(201,242,76,.85),rgba(47,214,200,.35));
}

/* 内容卡片 */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.content-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.content-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,255,255,.16)}
.content-card .card-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.content-card .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.content-card:hover .card-media img{transform:scale(1.06)}
.content-card .card-media .badge{
  position:absolute;left:14px;top:14px;
}
.badge{
  display:inline-flex;align-items:center;
  height:26px;padding:0 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.04em;
}
.badge-lime{background:rgba(201,242,76,.12);color:var(--lime)}
.badge-coral{background:var(--grad-hot);color:#fff}
.badge-line{border:1px solid var(--line-strong);color:var(--text-2)}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.card-title{font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-text{
  margin-top:10px;color:var(--text-2);font-size:14px;line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.card-meta .go{color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.card-meta .go i{transition:transform .2s ease}
.content-card:hover .card-meta .go{color:var(--lime)}
.content-card:hover .card-meta .go i{transform:translateX(4px)}

/* 浅色区块通用 */
.light-section{background:var(--light);color:var(--light-text);padding:88px 0}
.light-section .section-sub{color:var(--light-2)}
.light-section .section-title::before{background:var(--grad)}
.light-section .btn-text{color:var(--light-2)}
.light-section .btn-text:hover{color:#0B0F0E}

/* 设备与画质 */
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.device-card{
  background:#fff;border:1px solid var(--light-line);
  border-radius:var(--r-md);padding:26px 22px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.device-card:hover{transform:translateY(-4px);box-shadow:0 22px 42px -26px rgba(0,0,0,.4)}
.device-icon{
  width:44px;height:44px;border-radius:12px;
  background:rgba(201,242,76,.22);color:#1B2410;
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.device-card h3{margin-top:16px;font-size:17px;font-weight:600;color:var(--light-text)}
.device-card p{margin-top:10px;font-size:14px;color:var(--light-2);line-height:1.8}
.device-card .chip-row{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.device-card .chip{
  height:26px;display:inline-flex;align-items:center;padding:0 10px;
  border-radius:var(--r-badge);background:rgba(0,0,0,.05);
  font-size:12px;color:var(--light-2);font-weight:600;
}

/* 时间线 */
.timeline{position:relative;display:grid;gap:0;max-width:900px}
.timeline-item{
  position:relative;padding:0 0 34px 34px;
  border-left:1px solid var(--line);
}
.timeline-item:last-child{border-left-color:transparent;padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-5px;top:6px;
  width:9px;height:9px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 4px rgba(201,242,76,.14);
}
.timeline-item.hot::before{background:var(--coral);box-shadow:0 0 0 4px rgba(255,91,58,.16)}
.tl-time{
  font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--text-2);
  font-variant-numeric:tabular-nums;
}
.tl-title{margin-top:6px;font-size:19px;font-weight:600;color:var(--text)}
.tl-text{margin-top:8px;font-size:15px;color:var(--text-2);max-width:720px}

/* FAQ */
.faq-wrap{max-width:940px}
.faq-list{border:0;background:transparent}
.faq-list .accordion-item{border:0;border-bottom:1px solid var(--light-line);background:transparent}
.faq-list .accordion-item:first-child{border-top:1px solid var(--light-line)}
.faq-list .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;font-size:17px;font-weight:600;color:var(--light-text);
  background:transparent;border:0;line-height:1.6;
  transition:background .2s ease,color .2s ease;
}
.faq-list .accordion-title::before{
  content:"";order:2;flex:0 0 auto;
  width:20px;height:20px;margin:0;float:none;
  background:
    linear-gradient(#161C19,#161C19) center/12px 2px no-repeat,
    linear-gradient(#161C19,#161C19) center/2px 12px no-repeat;
  transition:transform .2s ease;
}
.faq-list .accordion-item.is-active .accordion-title::before{
  transform:rotate(45deg);
  background:
    linear-gradient(#161C19,#161C19) center/12px 2px no-repeat;
}
.faq-list .accordion-title:hover{background:rgba(0,0,0,.03);color:#0B0F0E}
.faq-list .accordion-content{padding:0 4px 22px;background:transparent;border:0;color:var(--light-2);font-size:15px;line-height:1.85}
.faq-list .accordion-content p{color:var(--light-2);font-size:15px}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(201,242,76,.28);
  background:linear-gradient(180deg,rgba(24,32,29,.96),rgba(19,25,23,.96));
  padding:56px 40px;text-align:center;
  box-shadow:var(--sh-card);
}
.cta-band::before{
  content:"";position:absolute;inset:-1px;border-radius:var(--r-lg);pointer-events:none;
  background:linear-gradient(120deg,rgba(201,242,76,.5),rgba(47,214,200,.35));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3}
.cta-band p{margin:14px auto 0;max-width:640px;color:var(--text-2);font-size:15px}
.cta-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:16px;justify-content:center;align-items:center}
.cross-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:34px}
.cross-links a{
  height:40px;display:inline-flex;align-items:center;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);font-size:14px;color:var(--text-2);
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.cross-links a:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}

/* footer */
.site-footer{background:#080B0A;border-top:1px solid var(--line);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo-mark{width:36px;height:36px}
.footer-desc{margin-top:18px;font-size:14px;color:var(--text-2);max-width:320px;line-height:1.8}
.footer-social{margin-top:20px;display:flex;gap:10px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);color:var(--text-2);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.footer-social a:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text-2);letter-spacing:.04em}
.footer-col ul{margin-top:18px;display:grid;gap:12px}
.footer-col a{font-size:15px;color:var(--text-2);display:inline-block;transition:transform .2s ease,color .2s ease}
.footer-col a:hover{color:var(--lime);transform:translateX(2px)}
.footer-bottom{
  margin-top:56px;padding:22px 0;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ============ responsive ============ */
@media screen and (max-width:1439px){
  .hero-grid{gap:40px}
}
@media screen and (max-width:1023px){
  .container{padding:0 24px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{aspect-ratio:16/9}
  .intro-grid{grid-template-columns:1fr;gap:28px}
  .metric-strip{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .device-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .brand-search{max-width:280px}
  .section{padding:72px 0}
  .light-section{padding:72px 0}
}
@media screen and (max-width:767px){
  .header-brand{height:60px;gap:12px}
  .logo-text span{font-size:12px}
  .logo-text .split{margin:0 7px}
  .brand-search,.header-actions .btn-text{display:none}
  .nav-toggle{display:inline-flex}
  .channel-row{display:none}
  .hero-channel{padding:18px 0 56px}
  .hero-media{aspect-ratio:4/3}
  .card-grid{grid-template-columns:1fr}
  .device-grid{grid-template-columns:1fr}
  .metric-strip{grid-template-columns:1fr 1fr;gap:16px}
  .metric-value{font-size:30px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:40px 22px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .section{padding:56px 0}
  .light-section{padding:56px 0}
  .btn{height:44px;padding:0 22px;font-size:14px}
}
@media screen and (max-width:519px){
  .container{padding:0 20px}
  .metric-strip{grid-template-columns:1fr}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .stat-badges{gap:8px}
  .stat-badge{height:34px;font-size:12px;padding:0 12px}
}

/* roulang page: article */
:root{
  --lime:#C9F24C;
  --lime-ink:#0B0F0E;
  --coral:#FF5B3A;
  --amber:#FFA53A;
  --teal:#2FD6C8;
  --bg:#0B0F0E;
  --bg-2:#131917;
  --card:#18201D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#F2F5F1;
  --text-2:#A9B4AD;
  --text-3:#6E7A73;
  --light:#F4F6F1;
  --light-text:#161C19;
  --light-text-2:#5A645E;
  --grad:linear-gradient(120deg,#C9F24C 0%,#2FD6C8 100%);
  --grad-coral:linear-gradient(120deg,#FF5B3A 0%,#FFA53A 100%);
  --r-lg:22px;
  --r-md:18px;
  --r-img:16px;
  --r-input:12px;
  --r-badge:999px;
  --shadow:0 18px 40px -24px rgba(0,0,0,.75);
  --shadow-hover:0 26px 54px -22px rgba(0,0,0,.85);
  --shadow-cta:0 12px 30px -12px rgba(201,242,76,.55);
  --gap:24px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--lime);}
button,input{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(201,242,76,.3);}

.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 28px;
  border-radius:var(--r-badge);
  border:1px solid transparent;
  font-weight:600;
  font-size:15px;
  line-height:1;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);
  color:var(--lime-ink);
  height:48px;
  box-shadow:var(--shadow-cta);
}
.btn-primary:hover{
  color:var(--lime-ink);
  transform:translateY(-2px);
  filter:brightness(1.06);
  box-shadow:0 16px 34px -12px rgba(201,242,76,.7);
}
.btn-primary:active{transform:translateY(-1px);}
.btn-ghost{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--text);
  height:48px;
}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.btn-sm{height:40px;min-height:40px;padding:0 20px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--text-2);font-size:15px;font-weight:500;}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover{color:var(--lime);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--r-badge);
  font-size:11px;
  font-weight:600;
  letter-spacing:.04em;
  line-height:1.6;
  white-space:nowrap;
}
.badge-cat{background:rgba(201,242,76,.12);color:var(--lime);}
.badge-hot{background:var(--grad-coral);color:#fff;}
.badge-data{border:1px solid var(--line);color:var(--text-2);}
.tag{
  display:inline-flex;
  align-items:center;
  padding:7px 16px;
  border:1px solid var(--line);
  border-radius:var(--r-badge);
  font-size:13px;
  color:var(--text-2);
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.tag:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(11,15,14,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(11,15,14,.96);
  border-bottom-color:var(--line);
  box-shadow:0 14px 30px -24px rgba(0,0,0,.9);
}
.brand-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{
  width:40px;height:40px;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--grad);
  color:var(--lime-ink);
  font-weight:800;
  font-size:15px;
  letter-spacing:.02em;
}
.logo-text{display:inline-flex;align-items:center;font-size:16px;font-weight:600;color:var(--text);}
.logo-text b{font-weight:800;letter-spacing:.02em;}
.logo-text .split{width:1px;height:14px;background:var(--line-strong);margin:0 10px;}
.logo-text span{font-size:14px;color:var(--text-2);font-weight:500;}
.site-search{
  flex:1 1 auto;
  max-width:420px;
  display:flex;
  align-items:center;
  gap:10px;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  padding:0 14px;
  height:44px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-search:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(201,242,76,.14);}
.site-search i{color:var(--text-3);font-size:14px;}
.site-search input{
  flex:1;background:transparent;border:0;outline:none;color:var(--text);height:100%;font-size:14px;
}
.site-search input::placeholder{color:var(--text-3);}
.brand-actions{display:flex;align-items:center;gap:18px;margin-left:auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:transparent;
  color:var(--text);
  cursor:pointer;
}
.channel-row{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
  border-top:1px solid var(--line);
  padding:0 32px;
  max-width:1280px;
  margin:0 auto;
  height:56px;
}
.channel-row::-webkit-scrollbar{display:none;}
.channel{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:56px;
  padding:0 16px;
  font-size:15px;
  color:var(--text-2);
  white-space:nowrap;
}
.channel::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:3px;
  border-radius:3px;
  background:var(--grad);
  opacity:0;
  transition:opacity .2s ease;
}
.channel:hover{color:#fff;}
.channel.is-active{color:var(--text);font-weight:600;}
.channel.is-active::after{opacity:1;}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;
  inset:0 auto 0 0;
  width:82%;
  max-width:340px;
  background:var(--bg-2);
  border-right:1px solid var(--line);
  z-index:80;
  transform:translateX(-104%);
  transition:transform .24s ease;
  padding:20px;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:70;opacity:0;pointer-events:none;transition:opacity .24s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;}
.drawer-nav a{
  display:flex;align-items:center;
  height:52px;padding:0 14px;
  border-radius:12px;
  color:var(--text-2);
  font-size:16px;
  border-left:3px solid transparent;
}
.drawer-nav a.is-active{background:rgba(255,255,255,.04);border-left-color:var(--lime);color:var(--text);font-weight:600;}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}

/* ---------- 内页 Banner ---------- */
.page-banner{
  position:relative;
  padding:56px 0 48px;
  background-image:linear-gradient(180deg,rgba(11,15,14,.82) 0%,rgba(11,15,14,.94) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb .sep{color:var(--text-3);opacity:.7;}
.breadcrumb .current{color:var(--text-2);}

/* ---------- 文章头 ---------- */
.post-head{max-width:800px;}
.post-title{
  font-size:clamp(26px,3.4vw,42px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.01em;
  margin:16px 0 18px;
}
.post-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  font-size:13px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);}
.divider{height:1px;background:var(--line);margin:28px 0;}

/* ---------- 布局 ---------- */
.post-layout{padding:56px 0 72px;}
.post-main{min-width:0;}

/* ---------- 正文 ---------- */
.post-body{
  max-width:760px;
  font-size:16px;
  line-height:1.85;
  color:rgba(242,245,241,.92);
}
.post-body > * + *{margin-top:1em;}
.post-body p{margin:0 0 1.05em;}
.post-body h2{
  position:relative;
  padding-left:16px;
  margin:40px 0 18px;
  font-size:clamp(19px,2.2vw,25px);
  font-weight:700;
  line-height:1.35;
  color:var(--text);
}
.post-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.18em;
  width:4px;height:22px;
  border-radius:2px;
  background:var(--grad);
}
.post-body h3{
  margin:28px 0 12px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
}
.post-body ul,.post-body ol{padding-left:1.35em;margin:0 0 1.1em;}
.post-body ul li{position:relative;padding-left:4px;margin-bottom:8px;}
.post-body ul{list-style:none;}
.post-body ul li::before{
  content:"";position:absolute;left:-16px;top:.68em;
  width:6px;height:6px;border-radius:50%;background:var(--lime);
}
.post-body ol{list-style:decimal;}
.post-body ol li{margin-bottom:8px;}
.post-body ol li::marker{color:var(--lime);font-weight:600;}
.post-body blockquote{
  margin:24px 0;
  padding:18px 22px;
  border-left:3px solid var(--lime);
  background:rgba(255,255,255,.04);
  border-radius:0 12px 12px 0;
  color:var(--text-2);
}
.post-body img{border-radius:var(--r-img);margin:22px 0;}
.post-body figure{margin:22px 0;}
.post-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.post-body a{color:var(--lime);text-decoration:underline;text-underline-offset:3px;}
.post-body a:hover{color:var(--coral);}
.post-body code{
  background:rgba(255,255,255,.08);
  padding:2px 6px;
  border-radius:6px;
  font-size:14px;
}
.post-body table{
  display:block;
  width:100%;
  overflow-x:auto;
  border-collapse:collapse;
  margin:22px 0;
  font-size:14px;
}
.post-body th,.post-body td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  white-space:nowrap;
}
.post-body th{background:rgba(255,255,255,.04);color:var(--text);}
.post-body hr{border:0;height:1px;background:var(--line);margin:32px 0;}

.post-empty{
  max-width:760px;
  padding:48px 32px;
  border:1px dashed var(--line-strong);
  border-radius:var(--r-lg);
  background:var(--bg-2);
  text-align:center;
}
.post-empty i{font-size:30px;color:var(--lime);margin-bottom:14px;display:block;}
.post-empty h2{font-size:20px;font-weight:700;margin-bottom:10px;}
.post-empty p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* ---------- 正文底部 ---------- */
.post-foot{max-width:760px;margin-top:40px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.foot-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  padding:20px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.foot-actions .label{font-size:13px;color:var(--text-3);margin-right:4px;}
.share-btn{
  width:44px;height:44px;
  display:inline-grid;place-items:center;
  border:1px solid var(--line-strong);
  border-radius:50%;
  color:var(--text-2);
  background:transparent;
  cursor:pointer;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.share-btn:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.post-nav{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
  margin:28px 0 20px;
}
.post-nav-card{
  display:block;
  padding:20px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-nav-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(201,242,76,.35);}
.post-nav-card .dir{font-size:12px;color:var(--text-3);letter-spacing:.06em;display:block;margin-bottom:8px;}
.post-nav-card strong{display:block;font-size:16px;font-weight:600;line-height:1.5;color:var(--text);}
.post-nav-card:hover strong{color:var(--lime);}

/* ---------- 侧栏 ---------- */
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--shadow);
  margin-bottom:20px;
}
.side-card h3{
  font-size:16px;
  font-weight:700;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:10px;
}
.side-card h3::before{
  content:"";width:4px;height:16px;border-radius:2px;background:var(--grad);
}
.rank-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:12px 0;
  border-bottom:1px solid var(--line);
}
.rank-item:last-child{border-bottom:0;padding-bottom:0;}
.rank-num{
  font-size:22px;
  font-weight:800;
  line-height:1.2;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  min-width:26px;
}
.rank-item:first-child .rank-num{
  background:var(--grad-coral);
  color:#fff;
  font-size:14px;
  border-radius:8px;
  min-width:26px;
  height:26px;
  display:grid;
  place-items:center;
  margin-top:1px;
}
.rank-item a{font-size:15px;color:var(--text-2);line-height:1.55;display:block;}
.rank-item a:hover{color:var(--lime);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 内容卡片 ---------- */
.section{padding:72px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;
  line-height:1.3;
}
.section-head p{color:var(--text-2);font-size:15px;margin-top:8px;}
.card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(201,242,76,.3);}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--grad);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.06);}
.card-media .badge{position:absolute;top:14px;left:14px;}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;gap:10px;}
.card-body h3{font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-top:auto;
  font-variant-numeric:tabular-nums;
}
.card-link{font-size:14px;font-weight:600;color:var(--lime);display:inline-flex;align-items:center;gap:6px;}
.card-link i{transition:transform .2s ease;}
.card:hover .card-link i{transform:translateX(4px);}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--light);color:var(--light-text);}
.faq-list{max-width:900px;margin:0 auto;border-top:1px solid rgba(0,0,0,.12);}
.faq-item{border-bottom:1px solid rgba(0,0,0,.12);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 44px 20px 4px;
  position:relative;
  font-size:17px;
  font-weight:600;
  color:var(--light-text);
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:rgba(0,0,0,.03);}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:8px;top:50%;
  transform:translateY(-50%);
  font-size:20px;
  font-weight:400;
  color:#5A645E;
  transition:transform .2s ease,color .2s ease;
}
.faq-item[open] summary::after{content:"+";transform:translateY(-50%) rotate(45deg);color:#2C7A3E;}
.faq-item .faq-answer{
  padding:0 4px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--light-text-2);
  max-width:760px;
}

/* ---------- CTA ---------- */
.cta-band{padding:72px 0;}
.cta-inner{
  position:relative;
  border-radius:var(--r-lg);
  padding:56px 32px;
  text-align:center;
  background:var(--bg-2);
  border:1px solid transparent;
  background-image:linear-gradient(var(--bg-2),var(--bg-2)),var(--grad);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--shadow);
}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;margin-bottom:14px;}
.cta-inner p{color:var(--text-2);max-width:620px;margin:0 auto 28px;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;align-items:center;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:44px;height:44px;
  display:grid;place-items:center;
  border:1px solid var(--line);
  border-radius:50%;
  color:var(--text-2);
}
.footer-social a:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.footer-col h4{font-size:14px;color:var(--text-2);font-weight:600;margin-bottom:16px;letter-spacing:.04em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:15px;color:var(--text);display:inline-block;}
.footer-col a:hover{color:var(--lime);transform:translateX(2px);}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .site-search{display:none;}
  .nav-toggle{display:inline-grid;place-items:center;}
  .brand-inner{height:64px;gap:16px;}
  .brand-actions .btn-primary{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:56px 0;}
  .post-layout{padding:40px 0 56px;}
}
@media screen and (max-width:767px){
  .container{padding:0 20px;}
  .channel-row{padding:0 20px;height:52px;}
  .channel{height:52px;padding:0 12px;font-size:14px;}
  .page-banner{padding:36px 0 32px;}
  .post-nav{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .cta-inner{padding:40px 20px;}
  .btn{width:100%;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .brand-actions{gap:12px;}
}
@media screen and (max-width:519px){
  .logo-text span{display:none;}
  .logo-text .split{display:none;}
  .footer-grid{grid-template-columns:1fr;}
  .post-title{font-size:24px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category3 */
:root{
  --bg:#0B0F0E;
  --bg-2:#131917;
  --card:#18201D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.22);
  --text:#F2F5F1;
  --text-2:#A9B4AD;
  --text-3:#6E7A73;
  --lime:#C9F24C;
  --coral:#FF5B3A;
  --amber:#FFA53A;
  --cyan:#2FD6C8;
  --grad-brand:linear-gradient(120deg,#C9F24C 0%,#2FD6C8 100%);
  --grad-hot:linear-gradient(120deg,#FF5B3A 0%,#FFA53A 100%);
  --light:#F4F6F1;
  --light-text:#161C19;
  --light-text-2:#5A645E;
  --r-xl:22px;
  --r-lg:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-card:0 18px 40px -24px rgba(0,0,0,.75);
  --sh-card-hover:0 26px 54px -22px rgba(0,0,0,.85);
  --sh-cta:0 12px 30px -12px rgba(201,242,76,.55);
  --font:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,transform .2s ease;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.3;}
p{margin:0 0 16px;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-2);}
.section-light{background:var(--light);color:var(--light-text);}
.section-light h2,.section-light h3{color:var(--light-text);}
.section-sub{color:var(--text-2);font-size:15px;margin:10px 0 0;line-height:1.8;max-width:720px;}
.section-light .section-sub{color:var(--light-text-2);}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:clamp(22px,2.6vw,34px);}
.section-head h2::before{
  content:"";display:inline-block;width:4px;height:22px;border-radius:2px;
  background:var(--grad-brand);margin-right:12px;vertical-align:-2px;
}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--text-2);white-space:nowrap;}
.link-arrow i{font-size:12px;transition:transform .2s ease;}
.link-arrow:hover{color:var(--lime);}
.link-arrow:hover i{transform:translateX(4px);}
.section-light .link-arrow{color:#3F4A44;}
.section-light .link-arrow:hover{color:#1F2A18;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#0B0F0E;box-shadow:var(--sh-cta);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 34px -12px rgba(201,242,76,.7);color:#0B0F0E;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}

.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:8px;
  font-size:11px;font-weight:600;letter-spacing:.04em;
  background:rgba(201,242,76,.12);color:var(--lime);white-space:nowrap;
}
.tag-hot{background:var(--grad-hot);color:#fff;}
.tag-line{background:transparent;border:1px solid var(--line-strong);color:var(--text-2);}

/* ============ Header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:linear-gradient(180deg,rgba(11,15,14,.88) 0%,rgba(11,15,14,.42) 68%,rgba(11,15,14,0) 100%);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:rgba(11,15,14,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.header-top-inner{display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad-brand);
  color:#0B0F0E;font-weight:800;font-size:14px;display:grid;place-items:center;letter-spacing:.04em;
}
.logo-text{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text);}
.logo-text b{font-weight:800;}
.logo-text .split{width:1px;height:14px;background:var(--line-strong);display:inline-block;}
.logo-text span{font-size:14px;font-weight:600;color:var(--text-2);}

.header-search{
  flex:1;max-width:400px;display:flex;align-items:center;gap:10px;height:42px;
  padding:0 18px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.header-search i{color:var(--text-3);font-size:14px;}
.header-search input[type="text"]{
  flex:1;width:auto;height:100%;padding:0;margin:0;background:transparent;border:none;box-shadow:none;
  color:var(--text);font-size:14px;font-family:inherit;line-height:1;
}
.header-search input[type="text"]::placeholder{color:var(--text-3);}
.header-search input[type="text"]:focus{outline:none;box-shadow:none;background:transparent;}
.header-search:focus-within{border-color:var(--lime);box-shadow:0 0 0 3px rgba(201,242,76,.14);}

.header-actions{display:flex;align-items:center;gap:18px;margin-left:auto;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:12px;
  background:transparent;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);margin:0 auto;}

.header-channels{border-top:1px solid rgba(255,255,255,.06);}
.channel-row{display:flex;align-items:center;gap:4px;height:52px;overflow-x:auto;scrollbar-width:none;}
.channel-row::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;height:52px;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--text-2);white-space:nowrap;
}
.channel::before{
  content:"";position:absolute;left:16px;right:16px;bottom:11px;height:3px;border-radius:3px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.channel:hover{color:#fff;}
.channel.is-active{color:var(--text);}
.channel.is-active::before{transform:scaleX(1);}

/* ============ Mobile drawer ============ */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;display:flex;flex-direction:column;
  padding:24px 20px 32px;overflow-y:auto;
  background:rgba(11,15,14,.98);
  transform:translateX(100%);transition:transform .24s ease;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:transparent;color:var(--text);cursor:pointer;font-size:16px;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;height:52px;padding-left:16px;
  border-left:3px solid transparent;border-bottom:1px solid var(--line);
  font-size:17px;font-weight:600;color:var(--text-2);
}
.drawer-nav a.is-active{color:#fff;border-left-color:var(--lime);}
.drawer-nav a:hover{color:#fff;}
.drawer-foot{margin-top:auto;padding-top:28px;}
.drawer-foot .btn{width:100%;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:172px 0 96px;}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.03);}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,15,14,.96) 0%,rgba(11,15,14,.86) 44%,rgba(11,15,14,.5) 100%),
             rgba(11,15,14,.22);
}
.hero-inner{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-bottom:26px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb em{font-style:normal;color:var(--text-3);}

.stat-band{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px;}
.stat-chip{
  display:inline-flex;align-items:baseline;gap:8px;padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  font-size:12px;letter-spacing:.04em;color:var(--text-2);font-weight:600;
}
.stat-chip b{font-size:16px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;}

.hero h1{font-size:clamp(30px,4.4vw,56px);font-weight:800;line-height:1.15;letter-spacing:-.01em;max-width:860px;}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin:18px 0 0;font-size:17px;line-height:1.85;color:var(--text-2);max-width:720px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* ============ Intro ============ */
.intro-title{font-size:clamp(22px,2.6vw,34px);margin-bottom:18px;}
.intro-title::before{
  content:"";display:inline-block;width:4px;height:22px;border-radius:2px;
  background:var(--grad-brand);margin-right:12px;vertical-align:-2px;
}
.intro-text{color:var(--text-2);max-width:720px;line-height:1.85;}
.check-list{background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:28px 30px;box-shadow:var(--sh-card);}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);color:var(--text-2);font-size:15px;line-height:1.8;}
.check-list li:last-child{border-bottom:none;padding-bottom:0;}
.check-list li:first-child{padding-top:0;}
.check-list i{color:var(--lime);font-size:12px;margin-top:8px;flex-shrink:0;}

/* ============ Cards ============ */
.card-grid > .cell{display:flex;}
.media-card{
  display:flex;flex-direction:column;width:100%;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);border-color:rgba(201,242,76,.35);}
.media-thumb{position:relative;aspect-ratio:16 / 9;overflow:hidden;background:var(--grad-brand);}
.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.media-card:hover .media-thumb img{transform:scale(1.06);}
.media-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,15,14,0) 42%,rgba(11,15,14,.78) 100%);
}
.media-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.media-body h3{font-size:18px;font-weight:600;margin:12px 0 10px;}
.media-body p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin:0 0 20px;}
.media-body .link-arrow{margin-top:auto;}

/* ============ Help cards (light) ============ */
.help-grid > .cell{display:flex;}
.help-card{
  display:flex;align-items:flex-start;gap:16px;width:100%;
  background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:var(--r-lg);
  padding:24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.help-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -28px rgba(16,28,22,.55);border-color:rgba(140,190,40,.6);}
.help-icon{
  width:44px;height:44px;border-radius:14px;flex-shrink:0;display:grid;place-items:center;
  background:linear-gradient(120deg,rgba(201,242,76,.45),rgba(47,214,200,.35));
  color:#161C19;font-size:16px;
}
.help-body h3{font-size:17px;font-weight:600;margin-bottom:6px;color:var(--light-text);}
.help-body p{font-size:14px;line-height:1.75;color:var(--light-text-2);margin:0;}
.help-arrow{margin-left:auto;align-self:center;color:#9AA49D;font-size:13px;flex-shrink:0;transition:transform .2s ease,color .2s ease;}
.help-card:hover .help-arrow{transform:translateX(4px);color:#1F2A18;}

/* ============ Audit ============ */
.audit-list li{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line);}
.audit-list li:last-child{border-bottom:none;}
.audit-num{font-size:13px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;min-width:28px;margin-top:4px;}
.audit-list h3{font-size:17px;font-weight:600;margin-bottom:4px;}
.audit-list p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.8;}
.notice-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:30px;box-shadow:var(--sh-card);
}
.notice-card h3{font-size:19px;font-weight:600;margin:14px 0 12px;}
.notice-card p{color:var(--text-2);font-size:14.5px;line-height:1.85;}
.notice-sep{height:1px;background:var(--line);margin:20px 0;}
.notice-mini{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);margin-bottom:10px;line-height:1.75;}
.notice-mini i{color:var(--lime);font-size:11px;margin-top:8px;flex-shrink:0;}

/* ============ FAQ ============ */
.accordion{background:transparent;border:none;margin:0;}
.accordion .accordion-item{border:none;}
.accordion .accordion-title{
  display:block;position:relative;background:transparent;border:none;
  border-bottom:1px solid rgba(0,0,0,.1);
  padding:20px 52px 20px 0;font-size:17px;font-weight:600;line-height:1.6;
  color:var(--light-text);transition:background .2s ease;
}
.accordion .accordion-title:hover{background:rgba(0,0,0,.03);}
.accordion .accordion-title::before,
.accordion .is-active > .accordion-title::before{content:none;display:none;}
.accordion .faq-sign{
  position:absolute;right:6px;top:50%;width:26px;height:26px;border-radius:50%;
  border:1px solid rgba(0,0,0,.16);display:grid;place-items:center;
  font-size:11px;color:var(--light-text-2);
  transform:translateY(-50%);
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.accordion .is-active > .accordion-title .faq-sign{
  transform:translateY(-50%) rotate(45deg);
  background:var(--grad-brand);color:#0B0F0E;border-color:transparent;
}
.accordion .accordion-content{
  display:none;background:transparent;border:none;
  padding:0 60px 22px 0;font-size:15px;line-height:1.85;color:var(--light-text-2);
}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* ============ Jump + CTA ============ */
.jump-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:44px;}
.jump-pill{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;
  border-radius:var(--r-pill);border:1px solid var(--line-strong);
  font-size:14px;font-weight:600;color:var(--text-2);
}
.jump-pill:hover{color:var(--lime);border-color:var(--lime);}
.jump-pill.is-current{background:rgba(201,242,76,.12);border-color:rgba(201,242,76,.4);color:var(--lime);}

.cta-band{
  max-width:1216px;margin:0 auto;padding:60px 40px;text-align:center;border-radius:var(--r-xl);
  border:1px solid transparent;
  background:linear-gradient(#0B0F0E,#0B0F0E) padding-box,
             linear-gradient(120deg,#C9F24C 0%,#2FD6C8 100%) border-box;
}
.cta-band h2{font-size:clamp(22px,2.6vw,34px);}
.cta-band p{max-width:640px;margin:16px auto 30px;color:var(--text-2);font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center;}

/* ============ Footer ============ */
.site-footer{background:#080B0A;border-top:1px solid var(--line);padding-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px;margin:0;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--text-2);font-size:14px;
}
.footer-social a:hover{color:var(--lime);border-color:var(--lime);transform:translateY(-2px);}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text-2);letter-spacing:.04em;margin-bottom:18px;}
.footer-col li{margin-bottom:12px;}
.footer-col a{display:inline-block;font-size:15px;color:var(--text);}
.footer-col a:hover{color:var(--lime);transform:translateX(2px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;
  padding:22px 0;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}

/* ============ Responsive ============ */
@media screen and (max-width:1023px){
  .header-search{display:none;}
  .header-actions .link-arrow{display:none;}
  .nav-toggle{display:flex;}
  .header-channels{display:none;}
  .hero{padding:132px 0 76px;}
  .section{padding:80px 0;}
}
@media screen and (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .header-top-inner{height:60px;gap:14px;}
  .logo-mark{width:34px;height:34px;border-radius:10px;font-size:13px;}
  .logo-text{font-size:14px;gap:8px;}
  .logo-text span{font-size:12px;}
  .hero{padding:118px 0 60px;}
  .hero-sub{font-size:15.5px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .btn{height:44px;padding:0 22px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .stat-band{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;padding-bottom:4px;}
  .stat-band::-webkit-scrollbar{display:none;}
  .stat-chip{flex-shrink:0;}
  .check-list{padding:22px;}
  .notice-card{padding:24px;}
  .accordion .accordion-content{padding-right:20px;}
  .cta-band{padding:42px 22px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding-bottom:36px;}
  .footer-brand{grid-column:1 / -1;}
}
@media screen and (max-width:519px){
  .footer-grid{grid-template-columns:1fr;}
  .media-body{padding:18px 18px 22px;}
  .hero h1{font-size:28px;}
}