/* roulang page: index */
:root{
  --bg:#05060a;
  --bg-soft:#0a0d18;
  --bg-card:#0f1424;
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.35);
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --neon:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 18px 40px -20px rgba(0,0,0,.85);
  --shadow-neon:0 0 22px rgba(163,230,53,.28);
  --shadow-cyan:0 0 22px rgba(6,182,212,.32);
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,sans-serif;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.24;letter-spacing:-.015em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section{padding:72px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,#070a12 0%,#05060a 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.grid-bg{
  background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);
  background-size:52px 52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--neon);
  background:rgba(163,230,53,.08);
  border:1px solid rgba(163,230,53,.28);
  padding:6px 14px;border-radius:999px;
}
.sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:800;}
.sec-lead{color:var(--txt-soft);font-size:16px;max-width:760px;margin-top:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:all .25s ease;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#a3e635,#22d3ee);
  color:#04240d;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(163,230,53,.65);}
.btn-ghost{
  background:transparent;color:var(--neon);border-color:rgba(163,230,53,.5);
}
.btn-ghost:hover{background:rgba(163,230,53,.1);border-color:var(--neon);}
.btn-dark{
  background:rgba(15,20,36,.9);color:#fff;border-color:var(--line);
}
.btn-dark:hover{border-color:var(--cyan);color:var(--cyan);}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.card{
  background:linear-gradient(160deg,#0f1424 0%,#0a0d18 100%);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:26px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 11px;border-radius:6px;background:rgba(6,182,212,.14);color:#67e8f9;border:1px solid rgba(6,182,212,.3);
}
.tag-lime{background:rgba(163,230,53,.14);color:#bef264;border-color:rgba(163,230,53,.32);}
.tag-pink{background:rgba(244,63,94,.14);color:#fda4af;border-color:rgba(244,63,94,.32);}
.stat-num{font-size:clamp(26px,3vw,34px);font-weight:800;color:var(--neon);line-height:1.1;}
.stat-lbl{font-size:13px;color:var(--txt-mute);margin-top:6px;}
hr.div{border:0;border-top:1px solid var(--line);margin:0;}
.link-inline{color:var(--cyan);font-weight:600;transition:color .2s ease;}
.link-inline:hover{color:var(--neon);}

/* HEADER */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(5,6,10,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;letter-spacing:-.01em;max-width:420px;}
.brand .mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:15px;
  box-shadow:var(--shadow-neon);
}
.brand span.brand-txt{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  font-size:14px;font-weight:600;color:var(--txt-soft);padding:9px 14px;border-radius:9px;transition:all .2s ease;
}
.nav-links a:hover{color:#fff;background:rgba(148,163,184,.1);}
.nav-links a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-actions .login{font-size:14px;font-weight:700;color:var(--txt-soft);padding:8px 6px;transition:color .2s ease;}
.nav-actions .login:hover{color:var(--neon);}
.nav-actions .signup{
  font-size:14px;font-weight:700;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 14px rgba(163,230,53,.35);
  transition:all .22s ease;
}
.nav-actions .signup:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(163,230,53,.6);}
.burger{display:none;background:rgba(148,163,184,.1);border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:10px;align-items:center;justify-content:center;font-size:17px;}
.mobile-drawer{
  display:none;flex-direction:column;gap:4px;padding:14px 20px 22px;
  background:rgba(5,6,10,.98);border-bottom:1px solid var(--line);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{padding:12px 12px;border-radius:10px;font-weight:600;color:var(--txt-soft);}
.mobile-drawer a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.mobile-drawer .m-actions{display:flex;gap:10px;margin-top:10px;}

/* HERO */
.hero{
  position:relative;padding:130px 0 64px;
  background:linear-gradient(180deg,rgba(5,6,10,.55),rgba(5,6,10,.96)),url('/assets/images/ee9a2bffae068865.jpg') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:140px;
  background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;
}
.hero-live{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(244,63,94,.14);border:1px solid rgba(244,63,94,.4);
  color:#fda4af;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  padding:7px 15px;border-radius:999px;
}
.hero-live .dot{width:8px;height:8px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}
.hero h1{
  font-size:clamp(28px,4.6vw,54px);font-weight:900;margin:20px 0 18px;letter-spacing:-.02em;
}
.hero h1 .hl{background:linear-gradient(120deg,#a3e635,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--txt-soft);font-size:16.5px;max-width:720px;}
.countdown{display:flex;gap:12px;margin:26px 0 22px;flex-wrap:wrap;}
.cd-box{
  min-width:82px;padding:12px 8px;text-align:center;border-radius:14px;
  background:rgba(15,20,36,.85);border:1px solid var(--line-strong);
}
.cd-box b{display:block;font-size:24px;font-weight:800;color:var(--neon);}
.cd-box i{font-style:normal;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-mute);}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:6px;}
.hero-meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:30px;padding-top:24px;border-top:1px solid var(--line);}
.hero-meta div{font-size:13px;color:var(--txt-mute);}
.hero-meta b{display:block;color:#fff;font-size:17px;font-weight:700;margin-bottom:2px;}
.hero-side{
  background:linear-gradient(160deg,rgba(15,20,36,.96),rgba(10,13,24,.96));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);padding:26px;
  box-shadow:var(--shadow-soft);
}
.newsline{display:flex;flex-direction:column;gap:14px;margin-top:16px;}
.newsline li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--txt-soft);}
.newsline li i{color:var(--neon);margin-top:4px;}

/* PILLAR / FEATURE */
.pillar{display:flex;gap:16px;align-items:flex-start;}
.pillar .ico{
  width:48px;height:48px;flex:0 0 48px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.3);color:#67e8f9;font-size:19px;
}
.pillar h4{font-size:16.5px;font-weight:700;margin-bottom:7px;}
.pillar p{font-size:14px;color:var(--txt-mute);}

/* PAIN */
.pain-item{display:flex;gap:13px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--line);}
.pain-item:last-child{border-bottom:0;}
.pain-item i{color:#f43f5e;font-size:15px;margin-top:5px;}
.pain-item span{font-size:14.5px;color:var(--txt-soft);}

/* SOLUTION / CHANNEL */
.channel{
  display:flex;flex-direction:column;gap:10px;align-items:flex-start;
  padding:22px;border-radius:var(--radius-m);
  background:rgba(15,20,36,.7);border:1px solid var(--line);
  transition:all .25s ease;
}
.channel:hover{border-color:rgba(6,182,212,.5);transform:translateY(-4px);}
.channel .badge{
  font-size:12px;font-weight:800;padding:5px 12px;border-radius:8px;
  background:rgba(163,230,53,.12);color:#bef264;border:1px solid rgba(163,230,53,.3);
}
.channel p{font-size:13.5px;color:var(--txt-mute);}

/* SCENE / STEP */
.step{
  position:relative;padding:24px 24px 24px 26px;border-radius:var(--radius-m);
  background:linear-gradient(160deg,#0f1424,#0a0d18);border:1px solid var(--line);
}
.step .idx{
  font-size:13px;font-weight:900;letter-spacing:.12em;color:#04240d;
  background:linear-gradient(135deg,#a3e635,#22d3ee);
  display:inline-block;padding:4px 12px;border-radius:7px;margin-bottom:14px;
}
.step h4{font-size:16px;font-weight:700;margin-bottom:8px;}
.step p{font-size:14px;color:var(--txt-mute);}

/* TABLE */
.cmp-table{width:100%;border-collapse:collapse;font-size:14.5px;overflow:hidden;border-radius:var(--radius-m);}
.cmp-table th,.cmp-table td{padding:15px 16px;text-align:left;border-bottom:1px solid var(--line);}
.cmp-table thead th{background:rgba(163,230,53,.08);color:var(--neon);font-size:13px;letter-spacing:.06em;text-transform:uppercase;}
.cmp-table tbody tr:hover{background:rgba(148,163,184,.05);}
.cmp-table td:first-child{color:#fff;font-weight:600;}
.cmp-table td{color:var(--txt-soft);}
.cmp-note{font-size:13px;color:var(--txt-mute);margin-top:12px;}

/* PRICE TIER */
.tier{
  border-radius:var(--radius-l);padding:28px;border:1px solid var(--line);
  background:linear-gradient(160deg,#0f1424,#0a0d18);display:flex;flex-direction:column;gap:16px;
}
.tier.featured{border-color:var(--line-strong);box-shadow:var(--shadow-neon);position:relative;}
.tier.featured::before{
  content:"Được chọn nhiều nhất";position:absolute;top:-13px;left:26px;
  font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;padding:5px 12px;border-radius:7px;
}
.tier .price{font-size:30px;font-weight:900;color:#fff;}
.tier .price small{font-size:14px;color:var(--txt-mute);font-weight:500;}
.tier ul{display:flex;flex-direction:column;gap:10px;}
.tier ul li{font-size:14px;color:var(--txt-soft);display:flex;gap:10px;align-items:flex-start;}
.tier ul li i{color:var(--neon);margin-top:4px;}

/* REVIEW */
.review{padding:24px;border-radius:var(--radius-m);background:rgba(15,20,36,.72);border:1px solid var(--line);}
.review .stars{color:#facc15;font-size:13px;letter-spacing:2px;}
.review p{font-size:14.5px;color:var(--txt-soft);margin:12px 0 16px;}
.review .who{font-size:13px;color:var(--txt-mute);display:flex;align-items:center;gap:10px;}
.review .who .av{
  width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#06b6d4,#a3e635);
  display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:800;font-size:13px;
}
.score-row{display:flex;gap:30px;flex-wrap:wrap;align-items:center;padding:22px;border-radius:var(--radius-m);background:rgba(6,182,212,.07);border:1px solid rgba(6,182,212,.24);}

/* NEWS LIST */
.news-card{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);transition:all .22s ease;}
.news-card:last-child{border-bottom:0;}
.news-card:hover{padding-left:6px;}
.news-card img{width:104px;height:74px;object-fit:cover;border-radius:10px;border:1px solid var(--line);flex:0 0 104px;}
.news-card h4{font-size:16px;font-weight:700;margin-bottom:7px;transition:color .2s ease;}
.news-card:hover h4{color:var(--neon);}
.news-card p{font-size:13.5px;color:var(--txt-mute);margin-bottom:8px;}
.news-card .meta{font-size:12px;color:var(--txt-mute);display:flex;gap:14px;flex-wrap:wrap;}
.news-card .meta i{color:var(--cyan);margin-right:5px;}
.rank-item{display:flex;gap:14px;align-items:center;padding:13px 0;border-bottom:1px dashed var(--line);}
.rank-item:last-child{border-bottom:0;}
.rank-item .no{font-size:17px;font-weight:900;color:var(--neon);width:26px;flex:0 0 26px;}
.rank-item h5{font-size:14.5px;font-weight:600;color:var(--txt-soft);transition:color .2s ease;}
.rank-item:hover h5{color:#fff;}
.rank-item .heat{margin-left:auto;font-size:12px;color:var(--txt-mute);white-space:nowrap;}

/* GUARANTEE BAR */
.gbar{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;}
.gbar .item{display:flex;gap:12px;align-items:center;font-size:14px;color:var(--txt-soft);padding:16px;border-radius:var(--radius-s);background:rgba(15,20,36,.7);border:1px solid var(--line);}
.gbar .item i{color:var(--neon);font-size:18px;}

/* CTA */
.cta-panel{
  border-radius:var(--radius-l);padding:44px;text-align:center;
  background:linear-gradient(135deg,rgba(163,230,53,.12),rgba(6,182,212,.12));
  border:1px solid var(--line-strong);
}
.cta-panel h2{font-size:clamp(22px,3vw,32px);font-weight:800;}
.cta-panel p{color:var(--txt-soft);max-width:660px;margin:14px auto 24px;font-size:15.5px;}
.cta-form{display:flex;gap:12px;max-width:520px;margin:0 auto;flex-wrap:wrap;justify-content:center;}
.cta-form input{
  flex:1 1 220px;padding:14px 18px;border-radius:999px;border:1px solid var(--line);
  background:rgba(5,6,10,.7);color:#fff;font-size:14.5px;outline:none;transition:border-color .2s ease;
}
.cta-form input::placeholder{color:var(--txt-mute);}
.cta-form input:focus{border-color:var(--neon);}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(15,20,36,.6);margin-bottom:12px;overflow:hidden;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:15.5px;
  display:flex;justify-content:space-between;gap:14px;align-items:center;transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:rgba(148,163,184,.06);}
.faq-item summary i{color:var(--neon);transition:transform .25s ease;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item p{padding:0 22px 20px;font-size:14.5px;color:var(--txt-soft);}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:22px;color:#04240d;
  background:linear-gradient(135deg,#a3e635,#22d3ee);
  box-shadow:0 0 22px rgba(6,182,212,.5);
  opacity:.82;transition:all .25s ease;animation:floaty 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);}
.fab:active{transform:scale(.94) translateY(2px);}
.fab .nb{position:absolute;top:-3px;right:-3px;width:15px;height:15px;border-radius:50%;background:#f43f5e;border:2px solid #05060a;}
@keyframes floaty{0%,100%{transform:translateY(0);}50%{transform:translateY(-7px);}}

/* STICKY BAR */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:55;
  background:rgba(5,6,10,.94);backdrop-filter:blur(12px);
  border-top:1px solid var(--line-strong);
  padding:11px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.sticky-cta .txt{font-size:13.5px;color:var(--txt-soft);}
.sticky-cta .txt b{color:var(--neon);}
.sticky-cta .acts{display:flex;gap:10px;}

/* FOOTER */
footer.site-footer{background:#030409;border-top:1px solid var(--line);padding:56px 0 96px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;margin-bottom:14px;}
.foot-brand .mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#a3e635,#06b6d4);display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:14px;}
.foot-col h5{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:16px;}
.foot-col a,.foot-col p{display:block;font-size:14px;color:var(--txt-mute);margin-bottom:10px;transition:color .2s ease;}
.foot-col a:hover{color:var(--neon);}
.foot-bottom{margin-top:36px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--txt-mute);}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;border:1px solid rgba(244,63,94,.5);color:#fda4af;font-weight:800;font-size:12px;}

@media (max-width:1024px){
  .nav-links{display:none;}
  .burger{display:flex;}
  .nav-actions .login{display:none;}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .hero{padding:104px 0 48px;}
  .section{padding:52px 0;}
  .hero-meta{gap:18px;}
  .cta-panel{padding:30px 20px;}
  .cmp-table{font-size:13px;}
  .cmp-table th,.cmp-table td{padding:11px 10px;}
}
@media (max-width:520px){
  .brand span.brand-txt{font-size:12.5px;max-width:190px;}
  .nav-actions .signup{padding:9px 15px;font-size:13px;}
  .news-card img{width:78px;height:62px;flex:0 0 78px;}
  .foot-grid{grid-template-columns:1fr;}
  .sticky-cta{flex-direction:column;align-items:stretch;text-align:center;}
  .sticky-cta .acts{justify-content:center;}
}

/* roulang page: article */
:root{
  --bg:#05060a;
  --bg-soft:#0a0d18;
  --bg-card:#0f1424;
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.35);
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --neon:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 18px 40px -20px rgba(0,0,0,.85);
  --shadow-neon:0 0 22px rgba(163,230,53,.28);
  --shadow-cyan:0 0 22px rgba(6,182,212,.32);
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,sans-serif;
  line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section{padding:72px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,#070a12 0%,#05060a 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.grid-bg{background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);background-size:52px 52px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--neon);background:rgba(163,230,53,.08);border:1px solid rgba(163,230,53,.28);padding:6px 14px;border-radius:999px;}
.sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:800;line-height:1.25;}
.sec-lead{color:var(--txt-soft);font-size:16px;max-width:760px;margin-top:14px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;border:1px solid transparent;transition:all .25s ease;white-space:nowrap;}
.btn-primary{background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 18px rgba(163,230,53,.4);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(163,230,53,.65);}
.btn-ghost{background:transparent;color:var(--neon);border-color:rgba(163,230,53,.5);}
.btn-ghost:hover{background:rgba(163,230,53,.1);border-color:var(--neon);}
.btn-dark{background:rgba(15,20,36,.9);color:#fff;border-color:var(--line);}
.btn-dark:hover{border-color:var(--cyan);color:var(--cyan);}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.card{background:linear-gradient(160deg,#0f1424 0%,#0a0d18 100%);border:1px solid var(--line);border-radius:var(--radius-m);padding:26px;transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 11px;border-radius:6px;background:rgba(6,182,212,.14);color:#67e8f9;border:1px solid rgba(6,182,212,.3);}
.tag-lime{background:rgba(163,230,53,.14);color:#bef264;border-color:rgba(163,230,53,.32);}
.tag-pink{background:rgba(244,63,94,.14);color:#fda4af;border-color:rgba(244,63,94,.32);}
header.site-header{position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(5,6,10,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;letter-spacing:-.01em;max-width:420px;}
.brand .mark{width:38px;height:38px;flex:0 0 38px;border-radius:11px;background:linear-gradient(135deg,#a3e635,#06b6d4);display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:15px;box-shadow:var(--shadow-neon);}
.brand span.brand-txt{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{font-size:14px;font-weight:600;color:var(--txt-soft);padding:9px 14px;border-radius:9px;transition:all .2s ease;}
.nav-links a:hover{color:#fff;background:rgba(148,163,184,.1);}
.nav-links a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-actions .login{font-size:14px;font-weight:700;color:var(--txt-soft);padding:8px 6px;transition:color .2s ease;}
.nav-actions .login:hover{color:var(--neon);}
.nav-actions .signup{font-size:14px;font-weight:700;padding:10px 20px;border-radius:999px;background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 14px rgba(163,230,53,.35);transition:all .22s ease;}
.nav-actions .signup:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(163,230,53,.6);}
.mobile-drawer{display:none;flex-direction:column;gap:4px;padding:14px 20px 22px;background:rgba(5,6,10,.98);border-bottom:1px solid var(--line);}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{padding:12px 12px;border-radius:10px;font-weight:600;color:var(--txt-soft);}
.mobile-drawer a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.mobile-drawer .m-actions{display:flex;gap:10px;margin-top:10px;}
.menu-btn{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:17px;}
@media(max-width:1024px){
  .nav-links{display:none;}
  .nav-actions{display:none;}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;}
}
.art-hero{position:relative;padding:120px 0 54px;background:linear-gradient(180deg,rgba(5,6,10,.6),rgba(5,6,10,.97)),url('/assets/images/6e290bcba3c71432.jpg') center/cover no-repeat;border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;flex-wrap:wrap;gap:9px;align-items:center;font-size:13px;color:var(--txt-mute);margin-bottom:18px;}
.breadcrumb a{color:var(--txt-soft);}
.breadcrumb a:hover{color:var(--neon);}
.art-h1{font-size:clamp(26px,4vw,44px);font-weight:900;letter-spacing:-.02em;line-height:1.22;margin:14px 0 18px;}
.art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;color:var(--txt-mute);font-size:13.5px;margin-top:18px;}
.art-meta i{color:var(--neon);margin-right:6px;}
.art-body{font-size:16.5px;color:var(--txt-soft);}
.art-body h2{color:#fff;font-size:clamp(21px,2.6vw,29px);font-weight:800;margin:38px 0 14px;line-height:1.3;}
.art-body h3{color:#fff;font-size:clamp(18px,2.1vw,22px);font-weight:700;margin:28px 0 10px;}
.art-body p{margin:0 0 16px;}
.art-body ul,.art-body ol{margin:0 0 18px;padding-left:22px;}
.art-body li{margin-bottom:9px;}
.art-body a{color:var(--neon);text-decoration:underline;text-underline-offset:3px;}
.art-body strong{color:#fff;}
.art-body img{border-radius:var(--radius-m);margin:22px 0;border:1px solid var(--line);}
.art-body blockquote{border-left:3px solid var(--neon);background:rgba(163,230,53,.06);padding:16px 20px;border-radius:0 var(--radius-s) var(--radius-s) 0;margin:22px 0;color:var(--txt-soft);}
.art-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;}
.art-body th,.art-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.art-body th{background:rgba(163,230,53,.08);color:#fff;}
.side-card{background:linear-gradient(160deg,#0f1424,#0a0d18);border:1px solid var(--line);border-radius:var(--radius-m);padding:24px;}
.side-card h4{font-size:16px;font-weight:800;margin:0 0 16px;color:#fff;}
.side-list{list-style:none;margin:0;padding:0;}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--txt-soft);}
.side-list li:last-child{border-bottom:none;}
.side-list i{color:var(--neon);margin-right:9px;}
.cta-band{background:linear-gradient(135deg,rgba(163,230,53,.13),rgba(6,182,212,.13));border:1px solid var(--line-strong);border-radius:var(--radius-l);padding:40px;box-shadow:var(--shadow-soft);}
.stat{display:flex;flex-direction:column;gap:4px;padding:18px;border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(15,20,36,.6);}
.stat b{font-size:24px;font-weight:900;color:var(--neon);}
.stat span{font-size:13px;color:var(--txt-mute);}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:linear-gradient(160deg,#0f1424,#0a0d18);margin-bottom:14px;overflow:hidden;}
.faq-item summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:700;color:#fff;display:flex;justify-content:space-between;gap:16px;align-items:center;font-size:15.5px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--neon);transition:transform .25s ease;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item .faq-a{padding:0 24px 22px;color:var(--txt-soft);font-size:15px;}
.site-footer{background:linear-gradient(180deg,#070a12,#05060a);border-top:1px solid var(--line);padding:60px 0 26px;margin-top:20px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.foot-brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:15px;margin-bottom:16px;}
.foot-brand .mark{width:36px;height:36px;flex:0 0 36px;border-radius:10px;background:linear-gradient(135deg,#a3e635,#06b6d4);display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:14px;}
.foot-col h5{font-size:14px;font-weight:800;color:#fff;margin:0 0 15px;letter-spacing:.02em;}
.foot-col a,.foot-col p{display:block;font-size:14px;color:var(--txt-mute);margin-bottom:10px;transition:color .2s ease;}
.foot-col a:hover{color:var(--neon);}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;border:2px solid var(--neon);color:var(--neon);font-weight:900;font-size:13px;}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);font-size:13px;color:var(--txt-mute);}
.fab{position:fixed;left:16px;bottom:96px;z-index:50;width:58px;height:58px;border-radius:999px;display:flex;align-items:center;justify-content:center;background:rgba(7,7,13,.82);backdrop-filter:blur(10px);border:2px solid;border-image:linear-gradient(135deg,#a3e635,#06b6d4) 1;border-radius:999px;color:var(--neon);font-size:20px;box-shadow:0 0 20px rgba(6,182,212,.45);opacity:.78;transition:all .25s ease;animation:fabPulse 2.6s infinite;}
.fab{border:2px solid #a3e635;}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(163,230,53,.7);}
.fab:active{transform:scale(.94) translateY(2px);}
.fab .badge{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.5s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.35);}50%{box-shadow:0 0 30px rgba(163,230,53,.6);}}
@media(max-width:1024px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .art-hero{padding:104px 0 46px;}
}
@media(max-width:768px){
  .section{padding:54px 0;}
  .art-body{font-size:16px;}
  .cta-band{padding:28px 22px;}
}
@media(max-width:520px){
  .foot-grid{grid-template-columns:1fr;}
  .art-h1{font-size:24px;}
  .brand{font-size:13.5px;max-width:230px;}
  .stat b{font-size:21px;}
}

/* roulang page: category1 */
:root{
  --bg:#05060a;
  --bg-soft:#0a0d18;
  --bg-card:#0f1424;
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.35);
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --neon:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 18px 40px -20px rgba(0,0,0,.85);
  --shadow-neon:0 0 22px rgba(163,230,53,.28);
  --shadow-cyan:0 0 22px rgba(6,182,212,.32);
  --maxw:1200px;
}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,sans-serif;
  line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
*{box-sizing:border-box;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section{padding:72px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,#070a12 0%,#05060a 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.grid-bg{
  background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);
  background-size:52px 52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--neon);background:rgba(163,230,53,.08);border:1px solid rgba(163,230,53,.28);padding:6px 14px;border-radius:999px;
}
.sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:800;letter-spacing:-.01em;}
.sec-lead{color:var(--txt-soft);font-size:16px;max-width:760px;margin-top:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:999px;
  font-weight:700;font-size:15px;border:1px solid transparent;transition:all .25s ease;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 18px rgba(163,230,53,.4);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(163,230,53,.65);}
.btn-ghost{background:transparent;color:var(--neon);border-color:rgba(163,230,53,.5);}
.btn-ghost:hover{background:rgba(163,230,53,.1);border-color:var(--neon);}
.btn-dark{background:rgba(15,20,36,.9);color:#fff;border-color:var(--line);}
.btn-dark:hover{border-color:var(--cyan);color:var(--cyan);}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.card{
  background:linear-gradient(160deg,#0f1424 0%,#0a0d18 100%);
  border:1px solid var(--line);border-radius:var(--radius-m);padding:26px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 11px;border-radius:6px;background:rgba(6,182,212,.14);color:#67e8f9;border:1px solid rgba(6,182,212,.3);
}
.tag-lime{background:rgba(163,230,53,.14);color:#bef264;border-color:rgba(163,230,53,.32);}
.tag-pink{background:rgba(244,63,94,.14);color:#fda4af;border-color:rgba(244,63,94,.32);}
/* HEADER */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(5,6,10,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;letter-spacing:-.01em;max-width:420px;}
.brand .mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:15px;box-shadow:var(--shadow-neon);
}
.brand span.brand-txt{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{font-size:14px;font-weight:600;color:var(--txt-soft);padding:9px 14px;border-radius:9px;transition:all .2s ease;}
.nav-links a:hover{color:#fff;background:rgba(148,163,184,.1);}
.nav-links a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-actions .login{font-size:14px;font-weight:700;color:var(--txt-soft);padding:8px 6px;transition:color .2s ease;}
.nav-actions .login:hover{color:var(--neon);}
.nav-actions .signup{
  font-size:14px;font-weight:700;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 14px rgba(163,230,53,.35);transition:all .22s ease;
}
.nav-actions .signup:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(163,230,53,.6);}
.menu-toggle{
  display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:18px;
}
.mobile-drawer{display:none;flex-direction:column;gap:4px;padding:14px 20px 22px;background:rgba(5,6,10,.98);border-bottom:1px solid var(--line);}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{padding:12px;border-radius:10px;font-weight:600;color:var(--txt-soft);}
.mobile-drawer a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.mobile-drawer .m-actions{display:flex;gap:10px;margin-top:10px;}
/* HERO */
.cat-hero{
  position:relative;padding:132px 0 68px;
  background:linear-gradient(180deg,rgba(5,6,10,.6),rgba(5,6,10,.97)),url('/assets/images/6e290bcba3c71432.jpg') center/cover no-repeat;
}
.cat-hero::after{content:"";position:absolute;inset:auto 0 0 0;height:130px;background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;}
.hero-live{
  display:inline-flex;align-items:center;gap:9px;background:rgba(244,63,94,.14);border:1px solid rgba(244,63,94,.4);
  color:#fda4af;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;padding:7px 15px;border-radius:999px;
}
.hero-live .dot{width:8px;height:8px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.cat-hero h1{font-size:clamp(28px,4.5vw,52px);font-weight:900;margin:20px 0 18px;letter-spacing:-.02em;}
.cat-hero h1 .hl{background:linear-gradient(120deg,#a3e635,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent;}
.cat-hero .lead{color:var(--txt-soft);font-size:16.5px;max-width:730px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:24px;}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap;margin-top:34px;}
.hero-stats .st b{display:block;font-size:24px;font-weight:900;color:var(--neon);}
.hero-stats .st span{font-size:13px;color:var(--txt-mute);}
.hero-panel{
  background:linear-gradient(160deg,rgba(15,20,36,.95),rgba(10,13,24,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);padding:26px;box-shadow:var(--shadow-cyan);
}
.step-mini{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.step-mini:last-child{border-bottom:none;}
.step-mini .num{
  width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:rgba(163,230,53,.12);color:var(--neon);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;border:1px solid rgba(163,230,53,.3);
}
.step-mini h4{margin:0;font-size:14.5px;font-weight:700;}
.step-mini p{margin:2px 0 0;font-size:13px;color:var(--txt-mute);}
/* FEATURE */
.feat-ico{
  width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:20px;
  background:rgba(163,230,53,.1);color:var(--neon);border:1px solid rgba(163,230,53,.28);margin-bottom:16px;
}
.feat-ico.c{background:rgba(6,182,212,.1);color:#67e8f9;border-color:rgba(6,182,212,.28);}
.feat-ico.p{background:rgba(244,63,94,.1);color:#fda4af;border-color:rgba(244,63,94,.28);}
.feat-ico.g{background:rgba(168,85,247,.1);color:#c4b5fd;border-color:rgba(168,85,247,.28);}
.sec-head{max-width:820px;margin-bottom:44px;}
/* PLATFORM TABS */
.plat-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.plat-card{
  background:linear-gradient(160deg,#0f1424,#0a0d18);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:30px;position:relative;overflow:hidden;transition:all .28s ease;
}
.plat-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-neon);transform:translateY(-4px);}
.plat-card .pc-badge{
  position:absolute;top:22px;right:22px;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;
}
.plat-card .pc-icon{font-size:38px;margin-bottom:14px;}
.plat-card h3{font-size:22px;font-weight:800;margin:0 0 8px;}
.plat-card p{color:var(--txt-soft);font-size:14.5px;margin:0 0 16px;}
.spec-list{list-style:none;padding:0;margin:0 0 20px;}
.spec-list li{display:flex;gap:10px;font-size:14px;color:var(--txt-soft);padding:7px 0;align-items:flex-start;}
.spec-list li i{color:var(--neon);font-size:14px;margin-top:4px;}
/* SCENE */
.scene{display:flex;gap:16px;padding:20px;border-radius:var(--radius-m);background:rgba(15,20,36,.6);border:1px solid var(--line);transition:all .25s ease;}
.scene:hover{border-color:var(--line-strong);background:rgba(15,20,36,.9);}
.scene .s-no{font-size:28px;font-weight:900;color:rgba(163,230,53,.35);line-height:1;flex:0 0 44px;}
.scene h4{margin:0 0 6px;font-size:16px;font-weight:700;}
.scene p{margin:0;font-size:14px;color:var(--txt-mute);}
/* PROCESS */
.proc-list{list-style:none;padding:0;margin:0;counter-reset:proc;}
.proc-item{position:relative;padding:0 0 34px 62px;counter-increment:proc;}
.proc-item::before{
  content:counter(proc,decimal-leading-zero);position:absolute;left:0;top:0;width:44px;height:44px;border-radius:13px;
  background:linear-gradient(135deg,rgba(163,230,53,.16),rgba(6,182,212,.12));border:1px solid var(--line-strong);
  color:var(--neon);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:15px;
}
.proc-item::after{content:"";position:absolute;left:21px;top:50px;bottom:6px;width:1px;background:linear-gradient(180deg,var(--line-strong),transparent);}
.proc-item:last-child{padding-bottom:0;}
.proc-item:last-child::after{display:none;}
.proc-item h4{margin:0 0 6px;font-size:17px;font-weight:700;}
.proc-item p{margin:0;font-size:14.5px;color:var(--txt-soft);}
/* PAY BADGES */
.pay-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.pay-badge{
  display:inline-flex;align-items:center;gap:9px;padding:11px 18px;border-radius:12px;
  background:rgba(15,20,36,.85);border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--txt-soft);transition:all .22s ease;
}
.pay-badge:hover{border-color:var(--cyan);color:#fff;}
.pay-badge i{color:var(--cyan);font-size:16px;}
/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(15,20,36,.55);margin-bottom:14px;overflow:hidden;transition:border-color .25s ease;}
.faq-item.open{border-color:var(--line-strong);}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 22px;background:transparent;border:none;color:#fff;font-size:15.5px;font-weight:700;text-align:left;}
.faq-q i{color:var(--neon);transition:transform .25s ease;flex:0 0 auto;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;padding:0 22px;}
.faq-item.open .faq-a{max-height:340px;padding-bottom:20px;}
.faq-a p{margin:0;color:var(--txt-soft);font-size:14.5px;}
/* CMS LIST */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.post-card{
  background:linear-gradient(160deg,#0f1424,#0a0d18);border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;display:flex;flex-direction:column;transition:all .28s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:#0a0d18;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .post-thumb img{transform:scale(1.06);}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h4{margin:0;font-size:16px;font-weight:700;line-height:1.45;}
.post-body p{margin:0;font-size:13.5px;color:var(--txt-mute);flex:1;}
.post-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--txt-mute);}
.empty-note{color:var(--txt-mute);font-size:15px;padding:24px;border:1px dashed var(--line);border-radius:var(--radius-m);text-align:center;}
/* CTA BAND */
.cta-band{
  background:linear-gradient(120deg,rgba(163,230,53,.12),rgba(6,182,212,.08)),#0a0d18;
  border:1px solid var(--line-strong);border-radius:var(--radius-l);padding:48px 40px;
}
.cta-band h2{font-size:clamp(22px,3vw,32px);font-weight:900;margin:0 0 14px;}
.cta-band p{color:var(--txt-soft);font-size:15.5px;max-width:640px;margin:0 0 24px;}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,#0f1424,#05060a);border:2px solid var(--neon);
  display:flex;align-items:center;justify-content:center;color:var(--neon);font-size:22px;
  box-shadow:0 0 20px rgba(163,230,53,.45);opacity:.82;animation:fabFloat 2.6s ease-in-out infinite;transition:all .25s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 30px rgba(163,230,53,.7);}
.fab:active{transform:scale(.95) translateY(3px);}
.fab .badge{position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;border:2px solid #05060a;}
@keyframes fabFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-5px);}}
/* FOOTER */
.site-footer{background:#03040a;border-top:1px solid var(--line);padding:60px 0 26px;margin-top:20px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;margin-bottom:16px;}
.foot-brand .mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:14px;
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;
  border:1.5px solid var(--pink);color:#fda4af;font-size:12px;font-weight:800;
}
.foot-col h5{font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#fff;margin:0 0 14px;}
.foot-col a,.foot-col p{display:block;font-size:14px;color:var(--txt-mute);margin:0 0 9px;transition:color .2s ease;}
.foot-col a:hover{color:var(--neon);}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:22px;
  border-top:1px solid var(--line);font-size:12.5px;color:var(--txt-mute);
}
/* RESPONSIVE */
@media(max-width:1024px){
  .nav-links{display:none;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .plat-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media(max-width:768px){
  .nav-actions .login{display:none;}
  .section{padding:56px 0;}
  .post-grid{grid-template-columns:1fr;}
  .hero-stats{gap:18px;}
  .hero-stats .st b{font-size:20px;}
  .cta-band{padding:34px 22px;}
}
@media(max-width:520px){
  .brand{font-size:13px;max-width:200px;}
  .nav-actions .signup{padding:9px 14px;font-size:13px;}
  .cat-hero{padding:118px 0 56px;}
  .card{padding:20px;}
  .foot-grid{grid-template-columns:1fr;}
  .fab{left:12px;bottom:84px;width:52px;height:52px;font-size:20px;}
}

/* roulang page: category2 */
:root{
  --bg:#05060a;
  --bg-soft:#0a0d18;
  --bg-card:#0f1424;
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.35);
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --neon:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 18px 40px -20px rgba(0,0,0,.85);
  --shadow-neon:0 0 22px rgba(163,230,53,.28);
  --shadow-cyan:0 0 22px rgba(6,182,212,.32);
  --maxw:1200px;
}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,sans-serif;
  line-height:1.64;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4,h5{margin:0;line-height:1.25;}
p{margin:0;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section{padding:72px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,#070a12 0%,#05060a 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.grid-bg{
  background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);
  background-size:52px 52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--neon);background:rgba(163,230,53,.08);
  border:1px solid rgba(163,230,53,.28);padding:6px 14px;border-radius:999px;
}
.sec-title{font-size:clamp(23px,3.2vw,36px);font-weight:800;letter-spacing:-.01em;}
.sec-lead{color:var(--txt-soft);font-size:16px;max-width:760px;margin-top:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:all .25s ease;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 18px rgba(163,230,53,.4);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(163,230,53,.65);}
.btn-ghost{background:transparent;color:var(--neon);border-color:rgba(163,230,53,.5);}
.btn-ghost:hover{background:rgba(163,230,53,.1);border-color:var(--neon);}
.btn-dark{background:rgba(15,20,36,.9);color:#fff;border-color:var(--line);}
.btn-dark:hover{border-color:var(--cyan);color:var(--cyan);}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.card{
  background:linear-gradient(160deg,#0f1424 0%,#0a0d18 100%);
  border:1px solid var(--line);border-radius:var(--radius-m);padding:26px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 11px;border-radius:6px;background:rgba(6,182,212,.14);color:#67e8f9;border:1px solid rgba(6,182,212,.3);
}
.tag-lime{background:rgba(163,230,53,.14);color:#bef264;border-color:rgba(163,230,53,.32);}
.tag-pink{background:rgba(244,63,94,.14);color:#fda4af;border-color:rgba(244,63,94,.32);}
/* HEADER */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(5,6,10,.85);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;letter-spacing:-.01em;max-width:430px;}
.brand .mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:15px;
  box-shadow:var(--shadow-neon);
}
.brand .brand-txt{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{font-size:14px;font-weight:600;color:var(--txt-soft);padding:9px 14px;border-radius:9px;transition:all .2s ease;}
.nav-links a:hover{color:#fff;background:rgba(148,163,184,.1);}
.nav-links a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-actions .login{font-size:14px;font-weight:700;color:var(--txt-soft);padding:8px 6px;transition:color .2s ease;}
.nav-actions .login:hover{color:var(--neon);}
.nav-actions .signup{
  font-size:14px;font-weight:700;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;
  box-shadow:0 0 14px rgba(163,230,53,.35);transition:all .22s ease;
}
.nav-actions .signup:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(163,230,53,.6);}
.menu-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:10px;font-size:17px;}
.mobile-drawer{
  display:none;flex-direction:column;gap:4px;padding:14px 20px 22px;
  background:rgba(5,6,10,.98);border-bottom:1px solid var(--line);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{padding:12px;border-radius:10px;font-weight:600;color:var(--txt-soft);}
.mobile-drawer a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.mobile-drawer .m-actions{display:flex;gap:10px;margin-top:10px;}
/* HERO */
.page-hero{
  position:relative;padding:126px 0 60px;
  background:linear-gradient(180deg,rgba(5,6,10,.62),rgba(5,6,10,.97)),url('/assets/images/6e290bcba3c71432.jpg') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:130px;
  background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--txt-mute);font-weight:600;}
.crumb a:hover{color:var(--neon);}
.crumb .sep{opacity:.5;}
.hero-live{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(244,63,94,.14);border:1px solid rgba(244,63,94,.4);
  color:#fda4af;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  padding:7px 15px;border-radius:999px;
}
.hero-live .dot{width:8px;height:8px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.page-hero h1{font-size:clamp(27px,4.3vw,50px);font-weight:900;margin:20px 0 18px;letter-spacing:-.02em;}
.page-hero h1 .hl{background:linear-gradient(120deg,#a3e635,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent;}
.page-hero .lead{color:var(--txt-soft);font-size:16.5px;max-width:740px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:26px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px;}
.stat{
  background:rgba(15,20,36,.82);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:18px 20px;backdrop-filter:blur(8px);
}
.stat .num{font-size:clamp(20px,2.6vw,28px);font-weight:900;color:var(--neon);letter-spacing:-.02em;}
.stat .lbl{font-size:12.5px;color:var(--txt-mute);font-weight:600;margin-top:4px;}
/* generic layouts */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center;}
.split.tight{gap:32px;}
.split .copy p{color:var(--txt-soft);margin-top:16px;}
.media-frame{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-soft);position:relative;
}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.media-badge{
  position:absolute;top:14px;left:14px;background:rgba(5,6,10,.8);backdrop-filter:blur(6px);
  border:1px solid rgba(163,230,53,.35);color:var(--neon);
  font-size:11.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:6px 12px;border-radius:8px;
}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px;}
.card h3{font-size:18px;font-weight:800;margin:14px 0 10px;}
.card p{color:var(--txt-soft);font-size:14.6px;}
.card .ico{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  font-size:19px;background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.3);color:#67e8f9;
}
.card .ico.lime{background:rgba(163,230,53,.12);border-color:rgba(163,230,53,.32);color:#bef264;}
.card .ico.pink{background:rgba(244,63,94,.12);border-color:rgba(244,63,94,.32);color:#fda4af;}
.step-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:36px;}
.step{
  display:flex;gap:18px;align-items:flex-start;
  background:rgba(10,13,24,.72);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px;
  transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.step .n{
  flex:0 0 42px;width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,rgba(163,230,53,.18),rgba(6,182,212,.18));
  border:1px solid rgba(163,230,53,.32);color:var(--neon);
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:16px;
}
.step h4{font-size:16.5px;font-weight:800;margin-bottom:7px;}
.step p{color:var(--txt-soft);font-size:14.4px;}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px;}
.scene{
  border-radius:var(--radius-m);padding:24px 22px;
  background:linear-gradient(165deg,#0f1424,#0a0d18);
  border:1px solid var(--line);transition:all .25s ease;
}
.scene:hover{border-color:rgba(6,182,212,.42);box-shadow:var(--shadow-cyan);transform:translateY(-4px);}
.scene .tag{margin-bottom:12px;}
.scene h4{font-size:16.5px;font-weight:800;margin-bottom:9px;}
.scene p{color:var(--txt-soft);font-size:14.2px;}
.pay-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.pay-chip{
  display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:700;
  padding:11px 18px;border-radius:12px;color:var(--txt-soft);
  background:rgba(15,20,36,.85);border:1px solid var(--line);
  transition:all .22s ease;
}
.pay-chip i{color:var(--cyan);}
.pay-chip:hover{border-color:rgba(163,230,53,.4);color:#fff;transform:translateY(-2px);}
/* info list */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px;}
.news-card{
  border-radius:var(--radius-m);overflow:hidden;background:linear-gradient(165deg,#0f1424,#0a0d18);
  border:1px solid var(--line);display:flex;flex-direction:column;transition:all .28s ease;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.news-thumb{aspect-ratio:16/9;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.06);}
.news-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h4{font-size:16px;font-weight:800;line-height:1.4;}
.news-body h4 a:hover{color:var(--neon);}
.news-body p{color:var(--txt-mute);font-size:13.6px;flex:1;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--txt-mute);font-weight:600;}
.news-meta i{color:var(--cyan);}
.empty-note{color:var(--txt-mute);font-size:15px;margin-top:30px;}
.list-more{display:inline-flex;align-items:center;gap:9px;margin-top:34px;font-weight:700;color:var(--neon);}
.list-more:hover{color:#d9f99d;}
/* review */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px;}
.review{
  background:rgba(10,13,24,.72);border:1px solid var(--line);border-radius:var(--radius-m);padding:24px;
  transition:border-color .25s ease;
}
.review:hover{border-color:rgba(163,230,53,.35);}
.stars{color:#facc15;font-size:13px;letter-spacing:2px;margin-bottom:12px;}
.review p{color:var(--txt-soft);font-size:14.4px;}
.who{display:flex;align-items:center;gap:12px;margin-top:18px;}
.who .av{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:14px;color:#04240d;background:linear-gradient(135deg,#a3e635,#22d3ee);
}
.who .nm{font-size:14px;font-weight:700;}
.who .rl{font-size:12px;color:var(--txt-mute);}
/* FAQ */
.faq-wrap{max-width:900px;margin-top:36px;display:flex;flex-direction:column;gap:12px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(10,13,24,.7);overflow:hidden;transition:border-color .25s ease;}
.faq-item.open{border-color:rgba(163,230,53,.4);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;
  background:transparent;border:0;color:#fff;font-size:15.6px;font-weight:700;padding:19px 22px;
}
.faq-q i{color:var(--neon);transition:transform .3s ease;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 22px 20px;color:var(--txt-soft);font-size:14.6px;}
/* CTA */
.cta-band{
  border-radius:var(--radius-l);padding:44px 40px;
  background:linear-gradient(135deg,rgba(163,230,53,.14),rgba(6,182,212,.14));
  border:1px solid rgba(163,230,53,.3);
  display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.cta-band h3{font-size:clamp(20px,2.6vw,30px);font-weight:900;}
.cta-band p{color:var(--txt-soft);margin-top:10px;max-width:640px;}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:22px;
  color:#04240d;background:linear-gradient(135deg,#a3e635,#06b6d4);
  border:2px solid rgba(255,255,255,.18);
  box-shadow:0 0 24px rgba(6,182,212,.45);
  transition:all .28s ease;
}
.fab:hover{transform:scale(1.1) rotate(12deg);opacity:1;}
.fab::after{
  content:"";position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 2px #05060a;animation:pulse 1.4s infinite;
}
/* FOOTER */
.site-footer{background:#04050a;border-top:1px solid var(--line);padding:64px 0 26px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1fr;gap:34px;}
.foot-brand{display:flex;align-items:flex-start;gap:12px;font-weight:800;font-size:15px;line-height:1.5;}
.foot-brand .mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);display:flex;align-items:center;justify-content:center;
  color:#04240d;font-weight:900;font-size:15px;
}
.foot-col h5{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:var(--neon);margin-bottom:16px;}
.foot-col a,.foot-col p{display:block;font-size:14px;color:var(--txt-mute);margin-bottom:10px;transition:color .2s ease;}
.foot-col a:hover{color:#fff;}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:30px;padding:0 10px;border-radius:8px;
  border:1px solid rgba(244,63,94,.5);color:#fda4af;font-weight:900;font-size:12.5px;
}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--txt-mute);
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .menu-toggle{display:flex;align-items:center;justify-content:center;}
  .split{grid-template-columns:1fr;gap:34px;}
  .feature-grid,.news-list,.review-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .section{padding:52px 0;}
  .page-hero{padding:106px 0 44px;}
  .nav-actions .login{padding:6px 2px;font-size:13px;}
  .nav-actions .signup{padding:9px 14px;font-size:13px;}
  .brand{font-size:13.5px;}
  .feature-grid,.news-list,.review-grid,.scene-grid,.step-list{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:12px;}
  .cta-band{padding:30px 22px;}
  .cta-band .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .fab{left:12px;bottom:86px;width:54px;height:54px;font-size:20px;}
}

/* roulang page: category3 */
:root{
  --bg:#05060a;
  --bg-soft:#0a0d18;
  --bg-card:#0f1424;
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.35);
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --neon:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 18px 40px -20px rgba(0,0,0,.85);
  --shadow-neon:0 0 22px rgba(163,230,53,.28);
  --shadow-cyan:0 0 22px rgba(6,182,212,.32);
  --maxw:1200px;
}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,sans-serif;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section{padding:72px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,#070a12 0%,#05060a 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.grid-bg{
  background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);
  background-size:52px 52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--neon);
  background:rgba(163,230,53,.08);
  border:1px solid rgba(163,230,53,.28);
  padding:6px 14px;border-radius:999px;
}
.sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:800;letter-spacing:-.01em;}
.sec-lead{color:var(--txt-soft);font-size:16px;max-width:760px;margin-top:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:all .25s ease;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#a3e635,#22d3ee);
  color:#04240d;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(163,230,53,.65);}
.btn-ghost{background:transparent;color:var(--neon);border-color:rgba(163,230,53,.5);}
.btn-ghost:hover{background:rgba(163,230,53,.1);border-color:var(--neon);}
.btn-dark{background:rgba(15,20,36,.9);color:#fff;border-color:var(--line);}
.btn-dark:hover{border-color:var(--cyan);color:var(--cyan);}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.card{
  background:linear-gradient(160deg,#0f1424 0%,#0a0d18 100%);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:26px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 11px;border-radius:6px;background:rgba(6,182,212,.14);color:#67e8f9;border:1px solid rgba(6,182,212,.3);
}
.tag-lime{background:rgba(163,230,53,.14);color:#bef264;border-color:rgba(163,230,53,.32);}
.tag-pink{background:rgba(244,63,94,.14);color:#fda4af;border-color:rgba(244,63,94,.32);}
/* HEADER */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(5,6,10,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;letter-spacing:-.01em;max-width:360px;}
.brand .mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:flex;align-items:center;justify-content:center;color:#04240d;font-weight:900;font-size:15px;
  box-shadow:var(--shadow-neon);
}
.brand span.brand-txt{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{font-size:14px;font-weight:600;color:var(--txt-soft);padding:9px 14px;border-radius:9px;transition:all .2s ease;}
.nav-links a:hover{color:#fff;background:rgba(148,163,184,.1);}
.nav-links a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-actions .login{font-size:14px;font-weight:700;color:var(--txt-soft);padding:8px 6px;transition:color .2s ease;}
.nav-actions .login:hover{color:var(--neon);}
.nav-actions .signup{
  font-size:14px;font-weight:700;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,#a3e635,#22d3ee);color:#04240d;box-shadow:0 0 14px rgba(163,230,53,.35);
  transition:all .22s ease;
}
.nav-actions .signup:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(163,230,53,.6);}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:rgba(15,20,36,.9);color:#fff;font-size:17px;align-items:center;justify-content:center;
}
.mobile-drawer{
  display:none;flex-direction:column;gap:4px;padding:14px 20px 22px;
  background:rgba(5,6,10,.98);border-bottom:1px solid var(--line);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{padding:12px 12px;border-radius:10px;font-weight:600;color:var(--txt-soft);}
.mobile-drawer a.active{color:var(--neon);background:rgba(163,230,53,.1);}
.mobile-drawer .m-actions{display:flex;gap:10px;margin-top:10px;}
/* HERO */
.cat-hero{
  position:relative;padding:132px 0 66px;
  background:linear-gradient(180deg,rgba(5,6,10,.6),rgba(5,6,10,.97)),url('/assets/images/ee9a2bffae068865.jpg') center/cover no-repeat;
}
.cat-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:140px;
  background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;
}
.hero-live{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(244,63,94,.14);border:1px solid rgba(244,63,94,.4);
  color:#fda4af;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  padding:7px 15px;border-radius:999px;
}
.hero-live .dot{width:8px;height:8px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.cat-hero h1{font-size:clamp(27px,4.4vw,50px);font-weight:900;margin:20px 0 18px;letter-spacing:-.02em;}
.cat-hero h1 .hl{background:linear-gradient(120deg,#a3e635,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--txt-soft);font-size:16.5px;max-width:640px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:26px;}
.hero-stats{display:flex;gap:30px;flex-wrap:wrap;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}
.hero-stats .st b{display:block;font-size:26px;font-weight:900;color:var(--neon);line-height:1.2;}
.hero-stats .st span{font-size:12.5px;color:var(--txt-mute);letter-spacing:.04em;}
/* QUICK GRID (hero right) */
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.quick-item{
  background:linear-gradient(160deg,rgba(15,20,36,.95),rgba(10,13,24,.95));
  border:1px solid var(--line);border-radius:var(--radius-m);padding:18px;
  transition:all .25s ease;
}
.quick-item:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-neon);}
.quick-item i{font-size:19px;color:var(--neon);}
.quick-item h4{margin:12px 0 6px;font-size:15px;font-weight:800;}
.quick-item p{margin:0;font-size:13px;color:var(--txt-mute);line-height:1.55;}
/* ROOM GRID */
.room-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px;}
.room-card{
  background:linear-gradient(160deg,#0f1424,#0a0d18);
  border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;
  transition:all .28s ease;display:flex;flex-direction:column;
}
.room-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-neon);}
.room-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.room-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.room-card:hover .room-thumb img{transform:scale(1.06);}
.room-thumb .badge{position:absolute;top:12px;left:12px;}
.room-body{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column;}
.room-body h3{margin:0 0 10px;font-size:18px;font-weight:800;}
.room-body p{margin:0 0 16px;font-size:14px;color:var(--txt-soft);flex:1;}
.room-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--txt-mute);border-top:1px dashed var(--line);padding-top:14px;}
.room-meta b{color:var(--cyan);}
/* SCENARIO */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:40px;}
.scene{
  border:1px solid var(--line);border-radius:var(--radius-m);padding:26px;
  background:rgba(10,13,24,.7);
}
.scene h3{margin:0 0 10px;font-size:17px;font-weight:800;display:flex;align-items:center;gap:10px;}
.scene h3 i{color:var(--cyan);}
.scene p{margin:0;font-size:14.5px;color:var(--txt-soft);}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px;counter-reset:step;}
.step{position:relative;padding-top:26px;}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:32px;font-weight:900;color:rgba(163,230,53,.18);display:block;line-height:1;
}
.step h4{margin:10px 0 8px;font-size:16px;font-weight:800;}
.step p{margin:0;font-size:13.5px;color:var(--txt-mute);}
/* SPLIT */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center;}
.split img{border-radius:var(--radius-l);border:1px solid var(--line);box-shadow:var(--shadow-soft);}
.check-list{list-style:none;padding:0;margin:22px 0 0;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--txt-soft);padding:9px 0;border-bottom:1px solid rgba(148,163,184,.09);}
.check-list li i{color:var(--neon);margin-top:4px;}
/* DATA BAR */
.data-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;margin-top:40px;
}
.data-bar .d{background:var(--bg-card);padding:26px 22px;text-align:left;}
.data-bar .d b{display:block;font-size:26px;font-weight:900;color:var(--cyan);line-height:1.25;}
.data-bar .d span{font-size:13px;color:var(--txt-mute);}
/* ENTRY MATRIX */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px;}
.matrix a{
  display:block;border:1px solid var(--line);border-radius:var(--radius-m);padding:24px;
  background:linear-gradient(150deg,rgba(15,20,36,.95),rgba(10,13,24,.95));transition:all .25s ease;
}
.matrix a:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-neon);}
.matrix h4{margin:0 0 8px;font-size:17px;font-weight:800;}
.matrix p{margin:0;font-size:13.5px;color:var(--txt-mute);}
.matrix .more{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:13px;font-weight:700;color:var(--neon);}
/* FAQ */
.faq{margin-top:36px;border-top:1px solid var(--line);}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  cursor:pointer;list-style:none;padding:20px 44px 20px 0;font-weight:700;font-size:15.5px;position:relative;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  position:absolute;right:6px;top:22px;color:var(--neon);transition:transform .25s ease;
}
.faq details[open] summary::after{transform:rotate(180deg);}
.faq .ans{padding:0 40px 20px 0;font-size:14.5px;color:var(--txt-soft);}
/* NEWS */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px;}
.news-card{
  border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;
  background:linear-gradient(160deg,#0f1424,#0a0d18);transition:all .28s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-cyan);}
.news-card img{aspect-ratio:16/9;object-fit:cover;width:100%;}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.news-body h4{margin:10px 0 8px;font-size:15.5px;font-weight:800;line-height:1.45;}
.news-body p{margin:0;font-size:13.5px;color:var(--txt-mute);flex:1;}
.news-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--txt-mute);margin-top:14px;border-top:1px dashed var(--line);padding-top:12px;}
/* CTA */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);padding:46px 40px;
  background:linear-gradient(135deg,rgba(163,230,53,.08),rgba(6,182,212,.1));
  display:grid;grid-template-columns:1.4fr .6fr;gap:30px;align-items:center;
}
.cta-band h2{margin:0 0 12px;font-size:clamp(22px,3vw,32px);font-weight:900;}
.cta-band p{margin:0;color:var(--txt-soft);font-size:15px;}
/* FOOTER */
.site-footer{background:#04050a;border-top:1px solid var(--line);padding:60px 0 26px;margin-top:20px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:14.5px;margin-bottom:14px;}
.foot-brand .mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);display:flex;align-items:center;justify-content:center;
  color:#04240d;font-weight:900;font-size:14px;
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:11px;border:1px solid rgba(244,63,94,.5);
  color:#fda4af;font-weight:900;font-size:13px;background:rgba(244,63,94,.1);
}
.foot-col h5{margin:0 0 14px;font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--txt);}
.foot-col a,.foot-col p{display:block;font-size:13.5px;color:var(--txt-mute);margin:0 0 9px;transition:color .2s ease;}
.foot-col a:hover{color:var(--neon);}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:40px;padding-top:22px;font-size:12.5px;color:var(--txt-mute);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(7,7,13,.85);backdrop-filter:blur(10px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.9),rgba(7,7,13,.9)),linear-gradient(135deg,#a3e635,#06b6d4);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 22px rgba(6,182,212,.45);
  color:var(--neon);font-size:21px;
  animation:fabfloat 3.2s ease-in-out infinite;
  transition:all .25s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 32px rgba(163,230,53,.7);}
.fab:active{transform:scale(.94) translateY(2px);}
.fab .gem{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:#dc2626;box-shadow:0 0 8px #dc2626;border:2px solid #fff;}
@keyframes fabfloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-7px);}}
/* RESPONSIVE */
@media (max-width:1024px){
  .nav-links{display:none;}
  .menu-toggle{display:flex;}
  .nav-actions .signup{padding:9px 16px;font-size:13px;}
  .room-grid,.news-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:30px;}
  .cta-band{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .data-bar{grid-template-columns:repeat(2,1fr);}
  .matrix{grid-template-columns:1fr;}
}
@media (max-width:640px){
  .cat-hero{padding:112px 0 50px;}
  .section{padding:52px 0;}
  .quick-grid{grid-template-columns:1fr;}
  .room-grid,.news-grid,.scene-grid,.steps{grid-template-columns:1fr;}
  .data-bar{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .hero-stats{gap:20px;}
  .cta-band{padding:32px 22px;}
  .brand span.brand-txt{max-width:150px;font-size:13px;}
  .nav-actions .login{display:none;}
  .fab{left:12px;bottom:84px;}
}