/* roulang page: index */
:root{
  --bg:#07070D;
  --bg-2:#0E0E1E;
  --bg-3:#131327;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.32);
  --text:#FFFFFF;
  --text-2:#B9C1D4;
  --text-3:#7C8699;
  --lime:#A3E635;
  --lime-soft:rgba(163,230,53,.14);
  --cyan:#06B6D4;
  --cyan-soft:rgba(6,182,212,.14);
  --pink:#F43F5E;
  --gold:#FACC15;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(0,0,0,.85);
  --shadow-lime:0 12px 40px -18px rgba(163,230,53,.55);
  --shadow-cyan:0 12px 40px -20px rgba(6,182,212,.55);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.015em}
p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(14,14,30,.85),rgba(7,7,13,.2))}
.section--line{border-top:1px solid var(--line)}
.grid-bg{
  position:absolute;inset:0;
  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:58px 58px;
  pointer-events:none;
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--lime);
  background:var(--lime-soft);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--cyan{color:var(--cyan);background:var(--cyan-soft);border-color:rgba(6,182,212,.32)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.55rem,3.1vw,2.35rem);margin:16px 0 14px}
.section-head p{color:var(--text-2);font-size:1.02rem}
.section-head--wide{max-width:900px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  transition:transform .22s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--lime),#5FD34A);color:#08120A;box-shadow:var(--shadow-lime)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(163,230,53,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),#3B82F6);color:#04121A;box-shadow:var(--shadow-cyan)}
.btn-cyan:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(6,182,212,.75)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-3px)}
.btn-sm{padding:10px 20px;font-size:.86rem}

/* ===== HEADER ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
  display:grid;place-items:center;color:#06131B;font-weight:900;font-size:1rem;
  box-shadow:0 8px 26px -10px rgba(163,230,53,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:.68rem;color:var(--text-3);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-desktop a{
  padding:9px 15px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-desktop a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-desktop a.active{color:var(--lime);background:var(--lime-soft)}
.header-actions{display:flex;align-items:center;gap:12px}
.link-login{font-size:.9rem;font-weight:700;color:var(--text-2);padding:8px 4px;transition:color .2s ease}
.link-login:hover{color:var(--lime)}
.btn-signup{padding:11px 22px;font-size:.88rem}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center;font-size:1.1rem}
.mobile-menu{
  display:none;position:fixed;top:72px;left:0;right:0;z-index:99;
  background:rgba(9,9,20,.98);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  padding:18px 20px 26px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 14px;border-radius:12px;font-weight:600;color:var(--text-2);border-bottom:1px solid rgba(148,163,184,.09)}
.mobile-menu a.active{color:var(--lime);background:var(--lime-soft)}
.mobile-menu .mobile-actions{display:flex;gap:12px;margin-top:18px}
.mobile-menu .mobile-actions .btn{flex:1}

/* ===== HERO ===== */
.hero{
  position:relative;padding:150px 0 90px;
  background:linear-gradient(180deg,rgba(7,7,13,.35),rgba(7,7,13,.94)),url('/assets/images/cf49c8142ca1404c.jpg') center/cover no-repeat;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:-10%;bottom:-55%;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(6,182,212,.22),transparent 68%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.32fr .85fr;gap:54px;align-items:start;position:relative;z-index:2}
.hero h1{font-size:clamp(1.95rem,4.3vw,3.15rem);margin:20px 0 22px;letter-spacing:-.03em}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--lime),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:1.06rem;color:var(--text-2);max-width:660px;line-height:1.75}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-proof{display:flex;flex-wrap:wrap;gap:26px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero-proof div strong{display:block;font-size:1.5rem;font-weight:800;color:var(--lime);line-height:1.2}
.hero-proof div span{font-size:.8rem;color:var(--text-3);letter-spacing:.02em}
.hero-panel{
  background:linear-gradient(165deg,rgba(19,19,39,.96),rgba(10,10,22,.92));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px;box-shadow:var(--shadow);
}
.hero-panel h3{font-size:1.02rem;display:flex;align-items:center;gap:9px;margin-bottom:6px}
.hero-panel h3 i{color:var(--lime)}
.hero-panel > p{font-size:.85rem;color:var(--text-3);margin-bottom:18px}
.link-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:rgba(255,255,255,.035);border:1px solid var(--line);
  border-radius:var(--radius);padding:13px 15px;margin-bottom:11px;
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.link-row:hover{border-color:var(--line-strong);transform:translateX(4px);background:rgba(163,230,53,.06)}
.link-row .lr-main{display:flex;align-items:center;gap:11px;min-width:0}
.link-row .lr-dot{width:9px;height:9px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px rgba(163,230,53,.9);flex-shrink:0}
.link-row .lr-dot.cyan{background:var(--cyan);box-shadow:0 0 12px rgba(6,182,212,.9)}
.link-row strong{display:block;font-size:.88rem;font-weight:700}
.link-row small{display:block;font-size:.74rem;color:var(--text-3)}
.link-row .lr-go{font-size:.76rem;font-weight:700;color:var(--lime);white-space:nowrap}
.hero-note{display:flex;gap:10px;align-items:flex-start;font-size:.78rem;color:var(--text-3);margin-top:16px;line-height:1.6}
.hero-note i{color:var(--cyan);margin-top:3px}

/* ===== GRIDS & CARDS ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:28px;transition:transform .25s ease,border-color .25s ease,background .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);background:var(--surface-2);box-shadow:0 22px 50px -30px rgba(163,230,53,.5)}
.card-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:var(--lime-soft);color:var(--lime);font-size:1.15rem;margin-bottom:18px;
}
.card-icon.cyan{background:var(--cyan-soft);color:var(--cyan)}
.card h3{font-size:1.1rem;margin-bottom:10px}
.card p{color:var(--text-2);font-size:.93rem}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;background:rgba(244,63,94,.14);color:#FB7185;border:1px solid rgba(244,63,94,.3);
}
.tag--lime{background:var(--lime-soft);color:var(--lime);border-color:var(--line-strong)}
.tag--cyan{background:var(--cyan-soft);color:#22D3EE;border-color:rgba(6,182,212,.3)}

/* stat strip */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden}
.stat-strip div{background:var(--bg-2);padding:26px 22px}
.stat-strip strong{display:block;font-size:1.78rem;font-weight:800;color:var(--lime);line-height:1.15}
.stat-strip span{font-size:.83rem;color:var(--text-3)}

/* channel wall */
.channel-card{
  display:flex;flex-direction:column;gap:12px;padding:22px;border-radius:var(--radius-l);
  background:linear-gradient(165deg,rgba(19,19,39,.9),rgba(10,10,22,.8));
  border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease;
}
.channel-card:hover{transform:translateY(-5px);border-color:rgba(6,182,212,.4)}
.channel-card .cc-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.channel-card i.cc-ico{font-size:1.35rem;color:var(--cyan)}
.channel-card h3{font-size:1.02rem}
.channel-card p{font-size:.87rem;color:var(--text-2)}
.channel-card .cc-link{font-size:.82rem;font-weight:700;color:var(--lime);display:inline-flex;align-items:center;gap:7px}
.channel-card .cc-link:hover{gap:11px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding:26px 22px 26px;border-radius:var(--radius-l);background:var(--surface);border:1px solid var(--line)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:1.5rem;font-weight:900;color:transparent;
  background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text;
  display:block;margin-bottom:12px;
}
.step h3{font-size:1rem;margin-bottom:8px}
.step p{font-size:.88rem;color:var(--text-2)}

/* compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden}
.compare-col{background:var(--bg-2);padding:30px}
.compare-col.bad{background:rgba(244,63,94,.05)}
.compare-col h3{font-size:1.05rem;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.compare-col.good h3{color:var(--lime)}
.compare-col.bad h3{color:#FB7185}
.compare-col li{display:flex;gap:11px;align-items:flex-start;font-size:.9rem;color:var(--text-2);padding:9px 0;border-bottom:1px solid rgba(148,163,184,.1)}
.compare-col li:last-child{border-bottom:none}
.compare-col li i{margin-top:4px;font-size:.82rem}
.compare-col.good li i{color:var(--lime)}
.compare-col.bad li i{color:#FB7185}

/* article list */
.article-layout{display:grid;grid-template-columns:1.55fr .95fr;gap:34px}
.article-item{
  display:grid;grid-template-columns:150px 1fr;gap:20px;
  padding:18px;border-radius:var(--radius-l);border:1px solid var(--line);
  background:var(--surface);margin-bottom:18px;transition:border-color .25s ease,transform .25s ease;
}
.article-item:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.article-item img{width:150px;height:104px;object-fit:cover;border-radius:12px}
.article-item .ai-body{min-width:0}
.article-item h3{font-size:1rem;margin:9px 0 8px}
.article-item h3 a:hover{color:var(--lime)}
.article-item p{font-size:.86rem;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-item .ai-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:.75rem;color:var(--text-3);margin-top:10px}
.side-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);padding:24px;position:sticky;top:96px}
.side-panel h3{font-size:1rem;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.side-panel h3 i{color:var(--cyan)}
.side-list li{padding:12px 0;border-bottom:1px solid rgba(148,163,184,.11)}
.side-list li:last-child{border-bottom:none}
.side-list a{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--text-2);transition:color .2s ease}
.side-list a:hover{color:var(--lime)}
.side-list i{color:var(--lime);font-size:.7rem;margin-top:6px}
.empty-note{padding:34px 20px;text-align:center;color:var(--text-3);font-size:.92rem;border:1px dashed var(--line);border-radius:var(--radius-l)}

/* ranking */
.rank-row{
  display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:18px;
  padding:18px 22px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--surface);margin-bottom:12px;transition:border-color .22s ease,transform .22s ease;
}
.rank-row:hover{border-color:var(--line-strong);transform:translateX(5px)}
.rank-no{font-size:1.28rem;font-weight:900;color:transparent;background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text}
.rank-row strong{font-size:.96rem;display:block}
.rank-row small{font-size:.8rem;color:var(--text-3)}
.rank-badge{font-size:.74rem;font-weight:700;color:var(--lime);background:var(--lime-soft);border:1px solid var(--line-strong);padding:6px 13px;border-radius:999px;white-space:nowrap}

/* testimonials */
.quote{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);padding:26px}
.quote p{font-size:.93rem;color:var(--text-2);font-style:italic}
.quote .q-who{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.quote .q-av{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--lime),var(--cyan));display:grid;place-items:center;font-weight:800;color:#06131B;font-size:.86rem}
.quote .q-who strong{font-size:.86rem;display:block}
.quote .q-who span{font-size:.75rem;color:var(--text-3)}
.stars{color:var(--gold);font-size:.8rem;letter-spacing:2px;margin-bottom:12px}

/* partner wall */
.partner-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.partner-wall div{
  display:grid;place-items:center;padding:20px 10px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--surface);font-size:.8rem;font-weight:700;color:var(--text-2);
  transition:border-color .22s ease,color .22s ease;
}
.partner-wall div:hover{border-color:var(--line-strong);color:var(--lime)}

/* assurance bar */
.assurance{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding:34px;border-radius:var(--radius-l);border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(163,230,53,.08),rgba(6,182,212,.06));
}
.assurance div{display:flex;gap:13px;align-items:flex-start}
.assurance i{font-size:1.3rem;color:var(--lime);margin-top:2px}
.assurance strong{display:block;font-size:.92rem;margin-bottom:5px}
.assurance span{font-size:.82rem;color:var(--text-2)}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin-bottom:14px;overflow:hidden;transition:border-color .22s ease}
.faq-item:hover{border-color:var(--line-strong)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:20px 22px;font-weight:700;font-size:.98rem;color:var(--text)}
.faq-q i{color:var(--lime);transition:transform .28s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 22px;font-size:.92rem;color:var(--text-2)}
.faq-a h4{padding:0 22px 14px;font-size:.95rem;color:var(--lime)}
.faq-item.open .faq-a{max-height:420px}

/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  padding:52px 44px;text-align:center;
  background:linear-gradient(140deg,rgba(163,230,53,.12),rgba(6,182,212,.1)),url('/assets/images/edf26366f6b71570.jpg') center/cover no-repeat;
  border:1px solid var(--line-strong);
}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:16px}
.cta-band p{color:var(--text-2);max-width:640px;margin:0 auto 28px;font-size:.97rem}
.cta-band .hero-cta{justify-content:center;margin-top:0}

/* footer */
.site-footer{background:#05050B;border-top:1px solid var(--line);padding:62px 0 0;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:44px}
.footer-grid h4{font-size:.86rem;letter-spacing:.1em;text-transform:uppercase;color:var(--lime);margin-bottom:18px}
.footer-grid p{font-size:.87rem;color:var(--text-3);line-height:1.75}
.footer-grid li{margin-bottom:11px}
.footer-grid li a{font-size:.88rem;color:var(--text-2);transition:color .2s ease}
.footer-grid li a:hover{color:var(--lime)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:14px;font-size:.82rem;color:var(--text-3);
}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{font-size:.7rem;font-weight:700;padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-2)}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:90;width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;font-size:1.28rem;color:#06131B;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
  box-shadow:0 0 22px rgba(6,182,212,.5);
  opacity:.82;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 34px rgba(163,230,53,.75)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab .fab-badge{
  position:absolute;top:-3px;right:-3px;width:14px;height:14px;border-radius:50%;
  background:var(--pink);border:2px solid #05050B;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}

/* mobile bottom CTA */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:88;
  background:rgba(7,7,13,.94);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);padding:11px 16px;gap:12px;
}
.mobile-cta .btn{flex:1;padding:13px 12px;font-size:.88rem}

/* responsive */
@media(max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .article-layout{grid-template-columns:1fr}
  .side-panel{position:static}
  .grid-6{grid-template-columns:repeat(3,1fr)}
  .partner-wall{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:900px){
  .nav-desktop{display:none}
  .nav-toggle{display:flex}
  .header-actions .link-login{display:inline-block;padding:8px 2px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .compare{grid-template-columns:1fr}
  .assurance{grid-template-columns:repeat(2,1fr);padding:26px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .section{padding:60px 0}
}
@media(max-width:640px){
  body{font-size:15.4px}
  .hero{padding:120px 0 62px}
  .hero-cta .btn{width:100%}
  .hero-proof{gap:18px}
  .hero-proof div strong{font-size:1.26rem}
  .grid-4,.grid-6,.steps,.stat-strip,.assurance,.partner-wall{grid-template-columns:1fr}
  .stat-strip div{padding:20px 18px}
  .article-item{grid-template-columns:1fr}
  .article-item img{width:100%;height:172px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:38px 22px}
  .header-inner{height:64px}
  .mobile-menu{top:64px}
  .mobile-cta{display:flex}
  .fab{bottom:88px;left:12px;width:52px;height:52px;font-size:1.15rem}
  .section-head h2{font-size:1.42rem}
  .site-footer{padding-bottom:70px}
}

/* roulang page: article */
:root{
  --bg:#07070D;
  --bg-2:#0E0E1E;
  --bg-3:#131327;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.32);
  --text:#FFFFFF;
  --text-2:#B9C1D4;
  --text-3:#7C8699;
  --lime:#A3E635;
  --lime-soft:rgba(163,230,53,.14);
  --cyan:#06B6D4;
  --cyan-soft:rgba(6,182,212,.14);
  --pink:#F43F5E;
  --gold:#FACC15;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(0,0,0,.85);
  --shadow-lime:0 12px 40px -18px rgba(163,230,53,.55);
  --shadow-cyan:0 12px 40px -20px rgba(6,182,212,.55);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(14,14,30,.85),rgba(7,7,13,.2))}
.section--line{border-top:1px solid var(--line)}
.grid-bg{
  position:absolute;inset:0;
  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:58px 58px;
  pointer-events:none;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--lime);
  background:var(--lime-soft);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--cyan{color:var(--cyan);background:var(--cyan-soft);border-color:rgba(6,182,212,.32)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.55rem,3.1vw,2.35rem);margin:16px 0 14px;letter-spacing:-.02em}
.section-head p{color:var(--text-2);font-size:1.02rem;margin:0}
.section-head--wide{max-width:900px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  transition:transform .22s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--lime),#5FD34A);color:#08120A;box-shadow:var(--shadow-lime)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(163,230,53,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),#3B82F6);color:#04121A;box-shadow:var(--shadow-cyan)}
.btn-cyan:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(6,182,212,.75)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-3px)}
.btn-sm{padding:10px 20px;font-size:.86rem}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
/* ===== HEADER ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
  display:grid;place-items:center;color:#06131B;font-weight:900;font-size:1rem;
  box-shadow:0 8px 26px -10px rgba(163,230,53,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:.68rem;color:var(--text-3);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-desktop a{
  padding:9px 15px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-desktop a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-desktop a.active{color:var(--lime);background:var(--lime-soft)}
.header-actions{display:flex;align-items:center;gap:12px}
.link-login{font-size:.88rem;font-weight:700;color:var(--text-2);padding:10px 14px;border-radius:999px;transition:color .2s ease}
.link-login:hover{color:var(--lime)}
.btn-signup{padding:11px 22px;font-size:.88rem}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center;font-size:1.1rem}
.mobile-menu{
  display:none;position:fixed;top:72px;left:0;right:0;z-index:99;
  background:rgba(9,9,20,.98);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  padding:18px 20px 26px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 14px;border-radius:12px;font-weight:600;color:var(--text-2);border-bottom:1px solid rgba(148,163,184,.09)}
.mobile-menu a.active{color:var(--lime);background:var(--lime-soft)}
.mobile-menu .mobile-actions{display:flex;gap:12px;margin-top:18px}
.mobile-menu .mobile-actions .btn{flex:1}
/* ===== ARTICLE HERO ===== */
.article-hero{
  position:relative;padding:140px 0 56px;
  background:linear-gradient(180deg,rgba(7,7,13,.72),rgba(7,7,13,.96)),url('/assets/images/edf26366f6b71570.jpg') center/cover no-repeat;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-8%;top:-30%;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(163,230,53,.2),transparent 68%);pointer-events:none;
}
.article-hero-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:46px;align-items:start;position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:.8rem;color:var(--text-3);margin-bottom:18px}
.breadcrumb a{color:var(--text-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb span{color:var(--text-3)}
.article-hero h1{font-size:clamp(1.7rem,3.6vw,2.6rem);margin:14px 0 18px;letter-spacing:-.03em;line-height:1.25}
.article-meta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:.84rem;color:var(--text-3);margin-bottom:22px}
.article-meta i{color:var(--lime);margin-right:6px}
.article-hero .lead{color:var(--text-2);font-size:1.03rem;line-height:1.75;margin:0 0 26px}
.node-panel{
  border:1px solid var(--line);border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(19,19,39,.92),rgba(9,9,20,.92));
  padding:26px;box-shadow:var(--shadow);
}
.node-panel h3{margin:0 0 6px;font-size:1.05rem}
.node-panel p.sub{margin:0 0 20px;color:var(--text-3);font-size:.84rem}
.node-list{list-style:none;margin:0 0 22px;padding:0;position:relative}
.node-list::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--lime),var(--cyan))}
.node-list li{position:relative;padding:0 0 18px 34px}
.node-list li:last-child{padding-bottom:0}
.node-list li::before{
  content:"";position:absolute;left:2px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--bg-3);border:2px solid var(--lime);
}
.node-list li strong{display:block;font-size:.9rem;font-weight:700}
.node-list li em{font-style:normal;font-size:.78rem;color:var(--text-3)}
.node-form{display:flex;gap:10px;flex-wrap:wrap}
.node-form input{
  flex:1;min-width:150px;padding:12px 16px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);font-size:.88rem;
}
.node-form input::placeholder{color:var(--text-3)}
.node-form .btn{padding:12px 22px;font-size:.86rem}
/* ===== ARTICLE BODY ===== */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:46px;align-items:start}
.article-body{max-width:100%;overflow-wrap:break-word}
.article-body p{color:var(--text-2);font-size:1rem;line-height:1.75;margin:0 0 20px}
.article-body h2{font-size:clamp(1.35rem,2.6vw,1.85rem);margin:44px 0 16px;letter-spacing:-.02em;position:relative;padding-left:18px}
.article-body h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:linear-gradient(180deg,var(--lime),var(--cyan))}
.article-body h3{font-size:1.16rem;margin:32px 0 12px;color:var(--text)}
.article-body ul,.article-body ol{color:var(--text-2);padding-left:22px;margin:0 0 22px}
.article-body li{margin-bottom:10px;line-height:1.7}
.article-body strong{color:var(--text)}
.article-body a{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.article-body img{border-radius:var(--radius);margin:26px 0;border:1px solid var(--line)}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;border-left:3px solid var(--lime);
  background:var(--surface);border-radius:0 var(--radius) var(--radius) 0;color:var(--text-2);font-size:.98rem;
}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.92rem}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:rgba(163,230,53,.09);color:var(--lime);font-weight:700}
.article-body td{color:var(--text-2)}
.article-body code{background:rgba(255,255,255,.07);padding:2px 7px;border-radius:6px;font-size:.88rem;color:var(--cyan)}
.article-empty{
  padding:52px 30px;text-align:center;border:1px dashed var(--line);
  border-radius:var(--radius-l);background:var(--surface);
}
.article-empty h2{font-size:1.4rem;margin:0 0 12px}
.article-empty p{color:var(--text-2);margin:0 0 22px}
/* ===== SIDEBAR ===== */
.side-card{
  border:1px solid var(--line);border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(19,19,39,.9),rgba(9,9,20,.9));
  padding:24px;margin-bottom:24px;box-shadow:var(--shadow);
}
.side-card h3{margin:0 0 16px;font-size:1.02rem;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--lime)}
.side-card p{color:var(--text-2);font-size:.9rem;margin:0 0 16px;line-height:1.7}
.side-links{list-style:none;margin:0;padding:0}
.side-links li{margin-bottom:12px}
.side-links a{display:flex;gap:10px;align-items:flex-start;color:var(--text-2);font-size:.9rem;transition:color .2s ease,transform .2s ease}
.side-links a:hover{color:var(--lime);transform:translateX(3px)}
.side-links i{color:var(--cyan);margin-top:4px;font-size:.75rem}
.side-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.side-stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);padding:14px}
.side-stat strong{display:block;font-size:1.22rem;color:var(--lime);font-weight:800}
.side-stat span{font-size:.75rem;color:var(--text-3)}
.side-card--cta{background:linear-gradient(150deg,rgba(163,230,53,.16),rgba(6,182,212,.12));border-color:var(--line-strong)}
/* ===== RELAXED BLOCKS ===== */
.info-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info-tile{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:transform .25s ease,border-color .25s ease}
.info-tile:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.info-tile i{font-size:1.4rem;color:var(--lime);margin-bottom:14px;display:block}
.info-tile h3{margin:0 0 10px;font-size:1.02rem}
.info-tile p{margin:0;color:var(--text-2);font-size:.9rem;line-height:1.7}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding:28px 22px 24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:1.9rem;font-weight:900;color:rgba(163,230,53,.22);line-height:1;display:block;margin-bottom:12px;
}
.step h3{margin:0 0 8px;font-size:.98rem}
.step p{margin:0;color:var(--text-2);font-size:.87rem;line-height:1.65}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{border:1px solid var(--line);border-radius:var(--radius-l);padding:28px;background:var(--surface)}
.compare-col--good{border-color:var(--line-strong);background:linear-gradient(160deg,rgba(163,230,53,.1),rgba(6,182,212,.05))}
.compare-col h3{margin:0 0 18px;font-size:1.06rem;display:flex;gap:10px;align-items:center}
.compare-col h3 i{color:var(--lime)}
.compare-col--bad h3 i{color:var(--pink)}
.compare-col ul{list-style:none;margin:0;padding:0}
.compare-col li{display:flex;gap:11px;align-items:flex-start;font-size:.92rem;color:var(--text-2);margin-bottom:13px;line-height:1.65}
.compare-col li i{margin-top:5px;font-size:.8rem}
.compare-col--good li i{color:var(--lime)}
.compare-col--bad li i{color:var(--pink)}
/* ===== FAQ ===== */
.faq{max-width:880px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin-bottom:14px;overflow:hidden}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 24px;font-weight:700;font-size:.98rem;
  display:flex;justify-content:space-between;gap:16px;align-items:center;transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--lime)}
.faq-item summary i{color:var(--lime);transition:transform .25s ease;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 24px 22px;color:var(--text-2);font-size:.92rem;line-height:1.75}
/* ===== CTA STRIP ===== */
.cta-strip{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(135deg,rgba(163,230,53,.15),rgba(6,182,212,.12));
  padding:44px;display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:center;
}
.cta-strip h2{margin:0 0 12px;font-size:clamp(1.4rem,2.6vw,1.95rem)}
.cta-strip p{margin:0;color:var(--text-2);font-size:.98rem;line-height:1.7}
.cta-strip .cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
/* ===== GUARANTEE ===== */
.guarantee{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guarantee-item{display:flex;gap:13px;align-items:flex-start;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.guarantee-item i{color:var(--cyan);font-size:1.15rem;margin-top:3px}
.guarantee-item strong{display:block;font-size:.92rem;margin-bottom:5px}
.guarantee-item span{font-size:.82rem;color:var(--text-3);line-height:1.6}
/* ===== BOTTOM BAR ===== */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(9,9,20,.94);backdrop-filter:blur(14px);
  border-top:1px solid var(--line-strong);
  padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.bottom-bar p{margin:0;font-size:.88rem;color:var(--text-2)}
.bottom-bar p strong{color:var(--lime)}
.bottom-bar .bb-actions{display:flex;gap:12px;flex-shrink:0}
/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:95;
  width:56px;height:56px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(135deg,var(--lime),var(--cyan));
  background-origin:border-box;background-clip:padding-box,border-box;
  display:grid;place-items:center;color:var(--lime);font-size:1.15rem;
  box-shadow:0 0 20px rgba(6,182,212,.45);opacity:.78;
  transition:transform .22s ease,opacity .22s ease,box-shadow .22s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 32px rgba(163,230,53,.65)}
.fab:active{transform:scale(.94)}
.fab .dot{position:absolute;top:8px;right:8px;width:9px;height:9px;border-radius:50%;background:var(--pink);box-shadow:0 0 0 2px rgba(7,7,13,.9)}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 30px rgba(163,230,53,.6)}}
/* ===== FOOTER ===== */
.site-footer{background:linear-gradient(180deg,rgba(9,9,20,.6),var(--bg-2));border-top:1px solid var(--line);padding:64px 0 30px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.site-footer h4{font-size:.92rem;margin:0 0 16px;color:var(--text);letter-spacing:.02em}
.site-footer p{color:var(--text-3);font-size:.88rem;line-height:1.75;margin:0}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer ul li{margin-bottom:11px}
.site-footer ul a{color:var(--text-2);font-size:.88rem;transition:color .2s ease}
.site-footer ul a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.footer-bottom span{font-size:.82rem;color:var(--text-3)}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px}
.footer-badges span{
  font-size:.74rem;color:var(--text-2);border:1px solid var(--line);
  padding:6px 12px;border-radius:999px;background:var(--surface);
}
/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .article-hero-grid{grid-template-columns:1fr;gap:34px}
  .article-wrap{grid-template-columns:1fr;gap:38px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .info-tiles{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-desktop{display:none}
  .nav-toggle{display:inline-flex}
  .link-login{display:none}
  .cta-strip{grid-template-columns:1fr;padding:32px}
  .cta-strip .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .article-hero{padding:118px 0 42px}
  .info-tiles,.steps,.guarantee,.compare{grid-template-columns:1fr}
  .bottom-bar{flex-direction:column;align-items:flex-start;gap:10px}
  .bottom-bar .bb-actions{width:100%}
  .bottom-bar .bb-actions .btn{flex:1}
  .brand-text strong{font-size:.86rem}
  .brand-text span{font-size:.62rem}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .btn{padding:13px 22px;font-size:.9rem}
  .header-inner{height:66px}
  .mobile-menu{top:66px}
  .article-hero{padding:112px 0 36px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{left:12px;bottom:118px}
}

/* roulang page: category1 */
:root{
  --bg:#07070D;
  --bg-2:#0E0E1E;
  --bg-3:#131327;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.32);
  --text:#FFFFFF;
  --text-2:#B9C1D4;
  --text-3:#7C8699;
  --lime:#A3E635;
  --lime-soft:rgba(163,230,53,.14);
  --cyan:#06B6D4;
  --cyan-soft:rgba(6,182,212,.14);
  --pink:#F43F5E;
  --gold:#FACC15;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(0,0,0,.85);
  --shadow-lime:0 12px 40px -18px rgba(163,230,53,.55);
  --shadow-cyan:0 12px 40px -20px rgba(6,182,212,.55);
  --container:1200px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(14,14,30,.85),rgba(7,7,13,.2))}
.section--line{border-top:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--lime);background:var(--lime-soft);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--cyan{color:var(--cyan);background:var(--cyan-soft);border-color:rgba(6,182,212,.32)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.55rem,3.1vw,2.35rem);margin:16px 0 14px;letter-spacing:-.02em}
.section-head p{color:var(--text-2);font-size:1.02rem}
.section-head--wide{max-width:900px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  transition:transform .22s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--lime),#5FD34A);color:#08120A;box-shadow:var(--shadow-lime)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(163,230,53,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),#3B82F6);color:#04121A;box-shadow:var(--shadow-cyan)}
.btn-cyan:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(6,182,212,.75)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-3px)}
.btn-sm{padding:10px 20px;font-size:.86rem}
/* HEADER */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
  display:grid;place-items:center;color:#06131B;font-weight:900;font-size:1rem;
  box-shadow:0 8px 26px -10px rgba(163,230,53,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:.68rem;color:var(--text-3);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-desktop a{
  padding:9px 15px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-desktop a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-desktop a.active{color:var(--lime);background:var(--lime-soft)}
.header-actions{display:flex;align-items:center;gap:12px}
.link-login{font-weight:600;font-size:.9rem;color:var(--text-2);transition:color .2s ease}
.link-login:hover{color:var(--lime)}
.btn-signup{padding:11px 22px;font-size:.88rem}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center;font-size:1.1rem}
.mobile-menu{
  display:none;position:fixed;top:72px;left:0;right:0;z-index:99;
  background:rgba(9,9,20,.98);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  padding:18px 20px 26px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 14px;border-radius:12px;font-weight:600;color:var(--text-2);border-bottom:1px solid rgba(148,163,184,.09)}
.mobile-menu a.active{color:var(--lime);background:var(--lime-soft)}
.mobile-menu .mobile-actions{display:flex;gap:12px;margin-top:18px}
.mobile-menu .mobile-actions .btn{flex:1}
/* CATEGORY HERO */
.cat-hero{
  position:relative;padding:150px 0 84px;
  background:linear-gradient(180deg,rgba(7,7,13,.55),rgba(7,7,13,.96)),url('/assets/images/edf26366f6b71570.jpg') center/cover no-repeat;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;right:-14%;top:-30%;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(163,230,53,.20),transparent 68%);pointer-events:none;
}
.cat-hero::before{
  content:"";position:absolute;left:-16%;bottom:-45%;width:540px;height:540px;border-radius:50%;
  background:radial-gradient(circle,rgba(6,182,212,.18),transparent 70%);pointer-events:none;
}
.cat-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;position:relative;z-index:2}
.cat-hero h1{font-size:clamp(1.85rem,3.9vw,2.95rem);margin:20px 0 20px;letter-spacing:-.03em;line-height:1.22}
.cat-hero h1 .hl{background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-hero p.lead{font-size:1.06rem;color:var(--text-2);max-width:620px;line-height:1.78}
.cat-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.cat-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.tag{
  font-size:.78rem;font-weight:700;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2);
}
.tag--lime{color:var(--lime);background:var(--lime-soft);border-color:var(--line-strong)}
.tag--cyan{color:var(--cyan);background:var(--cyan-soft);border-color:rgba(6,182,212,.32)}
.hero-panel{
  background:linear-gradient(160deg,rgba(19,19,39,.92),rgba(9,9,20,.85));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px;box-shadow:var(--shadow);
  backdrop-filter:blur(12px);
}
.hero-panel h3{font-size:1.05rem;margin:0 0 6px}
.hero-panel .panel-sub{color:var(--text-3);font-size:.84rem;margin-bottom:20px}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 0;border-bottom:1px dashed rgba(148,163,184,.16);
}
.panel-row:last-of-type{border-bottom:none}
.panel-row .rl{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.92rem}
.panel-row .ri{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--lime-soft);color:var(--lime);font-size:.9rem;flex-shrink:0}
.panel-row .ri.cyan{background:var(--cyan-soft);color:var(--cyan)}
.panel-row .ri.gold{background:rgba(250,204,21,.14);color:var(--gold)}
.panel-row .rv{font-size:.82rem;font-weight:700;color:var(--lime)}
.panel-row .rv.cyan{color:var(--cyan)}
/* FEATURE LIST */
.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.feature-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow)}
.feature-card .fc-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:var(--cyan-soft);color:var(--cyan);font-size:1.15rem;margin-bottom:18px;
}
.feature-card:nth-child(odd) .fc-icon{background:var(--lime-soft);color:var(--lime)}
.feature-card h3{font-size:1.12rem;margin:0 0 10px}
.feature-card p{color:var(--text-2);font-size:.95rem;margin:0}
/* SCENARIO */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene{
  background:linear-gradient(170deg,rgba(19,19,39,.85),rgba(9,9,20,.7));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  position:relative;overflow:hidden;
  transition:transform .25s ease,border-color .25s ease;
}
.scene:hover{transform:translateY(-5px);border-color:rgba(6,182,212,.4)}
.scene .num{
  font-size:2.5rem;font-weight:900;color:transparent;
  -webkit-text-stroke:1px rgba(163,230,53,.45);line-height:1;margin-bottom:14px;
}
.scene h3{font-size:1.05rem;margin:0 0 10px}
.scene p{color:var(--text-2);font-size:.93rem;margin:0}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.step .st-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.step .st-dot{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  font-weight:800;font-size:.92rem;background:linear-gradient(135deg,var(--lime),var(--cyan));color:#06131B;flex-shrink:0;
}
.step h3{font-size:1rem;margin:0}
.step p{color:var(--text-2);font-size:.9rem;margin:0}
/* IMAGE FEATURE */
.img-feature{
  display:grid;grid-template-columns:1.05fr 1fr;gap:46px;align-items:center;
}
.img-feature .if-media{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);position:relative;
}
.img-feature .if-media img{width:100%;object-fit:cover;transition:transform .5s ease}
.img-feature .if-media:hover img{transform:scale(1.05)}
.img-feature .if-body h2{font-size:clamp(1.5rem,2.9vw,2.15rem);margin:16px 0 16px;letter-spacing:-.02em}
.img-feature .if-body p{color:var(--text-2);margin:0 0 16px}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;color:var(--text-2)}
.check-list li i{color:var(--lime);margin-top:4px;flex-shrink:0}
/* DATA STRIP */
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:linear-gradient(120deg,rgba(163,230,53,.09),rgba(6,182,212,.09));
  border:1px solid var(--line);border-radius:var(--radius-l);padding:32px 26px;
}
.data-item{text-align:left}
.data-item .dv{font-size:1.9rem;font-weight:900;letter-spacing:-.02em;background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.data-item .dl{font-size:.85rem;color:var(--text-2);margin-top:4px}
/* PAYMENT */
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pay-card{
  display:flex;align-items:center;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.pay-card:hover{border-color:rgba(250,204,21,.42);background:var(--surface-2);transform:translateY(-3px)}
.pay-card .pi{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(250,204,21,.14);color:var(--gold);font-size:1.05rem;flex-shrink:0}
.pay-card strong{display:block;font-size:.96rem}
.pay-card span{font-size:.8rem;color:var(--text-3)}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:border-color .25s ease;
}
.faq-item.open{border-color:var(--line-strong)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-weight:700;font-size:1rem;text-align:left;
}
.faq-q i{color:var(--lime);transition:transform .3s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 24px 22px;color:var(--text-2);font-size:.95rem;margin:0}
/* ARTICLE LIST */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.post-card .pc-media{aspect-ratio:16/10;overflow:hidden;background:var(--bg-3)}
.post-card .pc-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .pc-media img{transform:scale(1.07)}
.post-card .pc-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card .pc-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:.76rem;color:var(--text-3)}
.post-card .pc-meta .cat{color:var(--cyan)}
.post-card h3{font-size:1.03rem;margin:0;line-height:1.45}
.post-card p{color:var(--text-2);font-size:.9rem;margin:0;flex:1}
.post-card .pc-more{font-size:.86rem;font-weight:700;color:var(--lime);display:inline-flex;align-items:center;gap:8px}
.post-empty{
  text-align:center;padding:52px 20px;border:1px dashed var(--line);border-radius:var(--radius);
  color:var(--text-2);font-weight:600;background:var(--surface);
}
/* CTA BAND */
.cta-band{
  background:linear-gradient(120deg,rgba(163,230,53,.14),rgba(6,182,212,.14));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:44px;display:grid;grid-template-columns:1.3fr auto;gap:28px;align-items:center;
}
.cta-band h2{font-size:clamp(1.4rem,2.7vw,2rem);margin:14px 0 10px}
.cta-band p{color:var(--text-2);margin:0;max-width:640px}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(7,7,13,.85);backdrop-filter:blur(10px);
  border:2px solid var(--lime);
  color:var(--lime);font-size:1.2rem;
  box-shadow:0 0 22px rgba(6,182,212,.45);
  opacity:.82;transition:opacity .25s ease,transform .25s ease,box-shadow .3s ease;
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(163,230,53,.6)}
.fab:active{transform:scale(.94)}
.fab .fab-badge{
  position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;
  background:var(--pink);border:2px solid #fff;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.35)}50%{box-shadow:0 0 30px rgba(163,230,53,.55)}}
/* FOOTER */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(14,14,30,.6),rgba(7,7,13,.98));padding:64px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--text-2);font-size:.92rem;max-width:420px}
.site-footer h4{font-size:.95rem;margin:0 0 16px;letter-spacing:.02em}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.site-footer ul a{color:var(--text-2);font-size:.9rem;transition:color .2s ease}
.site-footer ul a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
}
.footer-bottom span{color:var(--text-3);font-size:.83rem}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{
  font-size:.74rem;font-weight:700;padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2);
}
/* RESPONSIVE */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-panel{max-width:560px}
  .img-feature{grid-template-columns:1fr;gap:32px}
  .data-strip{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .pay-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:820px){
  .nav-desktop{display:none}
  .link-login{display:none}
  .nav-toggle{display:flex}
  .btn-signup{display:inline-flex}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .cat-hero{padding:130px 0 66px}
  .feature-split{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .pay-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band{padding:28px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{height:66px}
  .brand-text strong{font-size:.85rem}
  .brand-text span{font-size:.62rem}
  .btn-signup{padding:9px 16px;font-size:.8rem}
  .btn{padding:12px 20px;font-size:.9rem}
  .data-strip{grid-template-columns:1fr}
  .cat-hero h1{font-size:1.6rem}
  .fab{left:12px;bottom:88px;width:50px;height:50px}
}

/* roulang page: category2 */
:root{
  --bg:#07070D;
  --bg-2:#0E0E1E;
  --bg-3:#131327;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.32);
  --text:#FFFFFF;
  --text-2:#B9C1D4;
  --text-3:#7C8699;
  --lime:#A3E635;
  --lime-soft:rgba(163,230,53,.14);
  --cyan:#06B6D4;
  --cyan-soft:rgba(6,182,212,.14);
  --pink:#F43F5E;
  --gold:#FACC15;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(0,0,0,.85);
  --shadow-lime:0 12px 40px -18px rgba(163,230,53,.55);
  --shadow-cyan:0 12px 40px -20px rgba(6,182,212,.55);
  --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(14,14,30,.85),rgba(7,7,13,.2))}
.section--line{border-top:1px solid var(--line)}
.grid-bg{
  position:absolute;inset:0;
  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:58px 58px;
  pointer-events:none;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--lime);
  background:var(--lime-soft);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--cyan{color:var(--cyan);background:var(--cyan-soft);border-color:rgba(6,182,212,.32)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.55rem,3.1vw,2.35rem);margin:16px 0 14px;letter-spacing:-.02em}
.section-head p{color:var(--text-2);font-size:1.02rem}
.section-head--wide{max-width:900px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  transition:transform .22s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--lime),#5FD34A);color:#08120A;box-shadow:var(--shadow-lime)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(163,230,53,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),#3B82F6);color:#04121A;box-shadow:var(--shadow-cyan)}
.btn-cyan:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(6,182,212,.75)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-3px)}
.btn-sm{padding:10px 20px;font-size:.86rem}
/* HEADER */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
  display:grid;place-items:center;color:#06131B;font-weight:900;font-size:1rem;
  box-shadow:0 8px 26px -10px rgba(163,230,53,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:.68rem;color:var(--text-3);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-desktop a{
  padding:9px 15px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-desktop a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-desktop a.active{color:var(--lime);background:var(--lime-soft)}
.header-actions{display:flex;align-items:center;gap:12px}
.link-login{font-size:.9rem;font-weight:600;color:var(--text-2);padding:9px 14px;transition:color .2s ease}
.link-login:hover{color:var(--lime)}
.btn-signup{padding:11px 22px;font-size:.88rem}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center;font-size:1.1rem}
.mobile-menu{
  display:none;position:fixed;top:72px;left:0;right:0;z-index:99;
  background:rgba(9,9,20,.98);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  padding:18px 20px 26px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 14px;border-radius:12px;font-weight:600;color:var(--text-2);border-bottom:1px solid rgba(148,163,184,.09)}
.mobile-menu a.active{color:var(--lime);background:var(--lime-soft)}
.mobile-menu .mobile-actions{display:flex;gap:12px;margin-top:18px}
.mobile-menu .mobile-actions .btn{flex:1}
/* HERO (doc-style search) */
.page-hero{
  position:relative;padding:146px 0 74px;
  background:linear-gradient(180deg,rgba(7,7,13,.52),rgba(7,7,13,.96)),url('/assets/images/edf26366f6b71570.jpg') center/cover no-repeat;
  overflow:hidden;text-align:center;
}
.page-hero::after{
  content:"";position:absolute;left:50%;top:-30%;transform:translateX(-50%);
  width:760px;height:760px;border-radius:50%;
  background:radial-gradient(circle,rgba(163,230,53,.16),transparent 66%);pointer-events:none;
}
.page-hero .inner{position:relative;z-index:2;max-width:880px;margin:0 auto}
.page-hero h1{font-size:clamp(1.85rem,4vw,2.95rem);margin:22px 0 18px;letter-spacing:-.03em}
.page-hero h1 .hl{background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero p{color:var(--text-2);font-size:1.05rem;max-width:700px;margin:0 auto;line-height:1.75}
.doc-search{
  margin:30px auto 0;max-width:620px;position:relative;z-index:2;
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);border-radius:999px;padding:8px 8px 8px 20px;
}
.doc-search i{color:var(--text-3)}
.doc-search input{flex:1;background:none;border:none;outline:none;padding:12px 0;font-size:.95rem}
.doc-search input::placeholder{color:var(--text-3)}
.doc-search .btn{padding:12px 22px;font-size:.88rem}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:22px;position:relative;z-index:2}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.82rem;font-weight:600;color:var(--text-2);
  background:var(--surface);border:1px solid var(--line);
  padding:8px 16px;border-radius:999px;transition:all .2s ease;
}
.chip:hover{color:var(--lime);border-color:var(--line-strong);background:var(--lime-soft);transform:translateY(-2px)}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;justify-content:center;margin-top:38px;position:relative;z-index:2}
.hero-stats .stat strong{display:block;font-size:1.5rem;font-weight:800;color:var(--lime)}
.hero-stats .stat span{font-size:.78rem;color:var(--text-3);text-transform:uppercase;letter-spacing:.1em;font-weight:600}
/* BENEFIT */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.benefit{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.benefit:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.benefit .ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:1.2rem;
  background:var(--lime-soft);color:var(--lime);margin-bottom:18px;
}
.benefit.cyan .ico{background:var(--cyan-soft);color:var(--cyan)}
.benefit.pink .ico{background:rgba(244,63,94,.14);color:var(--pink)}
.benefit h3{font-size:1.08rem;margin-bottom:10px}
.benefit p{color:var(--text-2);font-size:.94rem}
/* SCENARIO split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(6,182,212,.22),transparent 60%)}
.scene-list li{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid rgba(148,163,184,.1)}
.scene-list li:last-child{border-bottom:none}
.scene-list i{color:var(--lime);margin-top:5px}
.scene-list strong{display:block;font-size:.98rem;margin-bottom:4px}
.scene-list span{color:var(--text-2);font-size:.92rem}
/* PROCESS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:30px 22px 26px;transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-size:1.5rem;font-weight:900;color:var(--lime);letter-spacing:-.02em;
}
.step h3{font-size:1rem;margin:14px 0 8px}
.step p{color:var(--text-2);font-size:.9rem}
/* CHANNEL MATRIX */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.matrix-card{
  position:relative;display:flex;flex-direction:column;gap:14px;
  background:linear-gradient(160deg,rgba(19,19,39,.9),rgba(7,7,13,.9));
  border:1px solid var(--line);border-radius:var(--radius-l);padding:30px 26px;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;overflow:hidden;
}
.matrix-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-lime)}
.matrix-card .tag{
  align-self:flex-start;font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:6px 12px;border-radius:999px;background:var(--lime-soft);color:var(--lime);border:1px solid var(--line-strong);
}
.matrix-card.cyan .tag{background:var(--cyan-soft);color:var(--cyan);border-color:rgba(6,182,212,.32)}
.matrix-card.gold .tag{background:rgba(250,204,21,.14);color:var(--gold);border-color:rgba(250,204,21,.32)}
.matrix-card h3{font-size:1.12rem}
.matrix-card p{color:var(--text-2);font-size:.93rem;flex:1}
.matrix-card .go{display:inline-flex;align-items:center;gap:8px;font-size:.88rem;font-weight:700;color:var(--lime);transition:gap .2s ease}
.matrix-card:hover .go{gap:13px}
/* EVIDENCE / INFO LIST */
.info-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.post-card{
  display:flex;gap:18px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;transition:transform .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.post-card .thumb{width:112px;height:92px;border-radius:var(--radius-s);overflow:hidden;flex-shrink:0;border:1px solid var(--line)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-card .meta{font-size:.74rem;color:var(--text-3);text-transform:uppercase;letter-spacing:.08em;font-weight:700;margin-bottom:6px}
.post-card h3{font-size:.99rem;line-height:1.45;margin-bottom:6px}
.post-card p{color:var(--text-2);font-size:.87rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-note{color:var(--text-2);font-size:.95rem;padding:26px;border:1px dashed var(--line);border-radius:var(--radius);text-align:center}
.list-more{display:flex;justify-content:center;margin-top:34px}
/* COMPARE TABLE */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.compare{width:100%;border-collapse:collapse;min-width:620px}
.compare th,.compare td{padding:16px 20px;text-align:left;font-size:.92rem;border-bottom:1px solid rgba(148,163,184,.1)}
.compare th{background:rgba(255,255,255,.04);font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-3);font-weight:700}
.compare tr:last-child td{border-bottom:none}
.compare td:first-child{font-weight:700;color:var(--text)}
.compare .yes{color:var(--lime);font-weight:700}
.compare .no{color:var(--text-3)}
/* GUARANTEE BAR */
.guarantee{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  padding:30px;border-radius:var(--radius-l);
  background:linear-gradient(120deg,rgba(163,230,53,.1),rgba(6,182,212,.1));
  border:1px solid var(--line);
}
.guarantee .item{display:flex;flex-direction:column;gap:6px}
.guarantee .item i{color:var(--lime);font-size:1.25rem}
.guarantee .item strong{font-size:.96rem}
.guarantee .item span{color:var(--text-2);font-size:.85rem}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .25s ease}
.faq-item[open]{border-color:var(--line-strong);background:var(--surface-2)}
.faq-item summary{
  cursor:pointer;padding:20px 24px;font-weight:700;font-size:1rem;
  display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--lime);transition:transform .25s ease}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-item .ans{padding:0 24px 22px;color:var(--text-2);font-size:.94rem;line-height:1.7}
/* CTA */
.cta-band{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  padding:56px 48px;text-align:center;
  background:linear-gradient(135deg,rgba(163,230,53,.16),rgba(6,182,212,.16)),url('/assets/images/54760fe1ba848778.jpg') center/cover no-repeat;
  border:1px solid var(--line-strong);
}
.cta-band::after{content:"";position:absolute;inset:0;background:rgba(7,7,13,.72)}
.cta-band .inner{position:relative;z-index:2;max-width:720px;margin:0 auto}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:14px}
.cta-band p{color:var(--text-2);margin-bottom:28px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
/* FOOTER */
.site-footer{background:#05050A;border-top:1px solid var(--line);padding:64px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--text-2);font-size:.9rem;max-width:340px}
.site-footer h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;color:var(--text-3);margin-bottom:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{color:var(--text-2);font-size:.9rem;transition:color .2s ease}
.site-footer ul a:hover{color:var(--lime)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center;
  margin-top:46px;padding-top:24px;border-top:1px solid var(--line);
  color:var(--text-3);font-size:.82rem;
}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px}
.footer-badges span{
  font-size:.72rem;font-weight:600;padding:6px 12px;border-radius:999px;
  border:1px solid var(--line);color:var(--text-2);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:1.25rem;color:#04121A;
  background:linear-gradient(135deg,var(--lime),var(--cyan));
  box-shadow:0 0 22px rgba(6,182,212,.45);
  opacity:.82;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1) rotate(12deg);box-shadow:0 0 34px rgba(163,230,53,.7)}
.fab:active{transform:scale(.94)}
.fab .dot{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:var(--pink);border:2px solid #fff}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr}
  .benefit-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .matrix-grid{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav-desktop{display:none}
  .nav-toggle{display:flex}
  .split{grid-template-columns:1fr;gap:34px}
  .info-list{grid-template-columns:1fr}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .header-actions .link-login{display:none}
  .btn-signup{padding:10px 16px;font-size:.82rem}
  .hero-stats{gap:22px}
  .cta-band{padding:44px 24px}
}
@media (max-width:520px){
  body{font-size:15px}
  .benefit-grid,.steps,.matrix-grid,.guarantee,.footer-grid{grid-template-columns:1fr}
  .doc-search{flex-direction:column;border-radius:var(--radius);padding:14px}
  .doc-search input{width:100%;text-align:center}
  .doc-search .btn{width:100%}
  .btn-signup{display:inline-flex}
  .page-hero{padding:126px 0 58px}
  .post-card{flex-direction:column}
  .post-card .thumb{width:100%;height:160px}
  .fab{left:12px;bottom:84px}
}

/* roulang page: category3 */
:root{
  --bg:#07070D;
  --bg-2:#0E0E1E;
  --bg-3:#131327;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(148,163,184,.16);
  --line-strong:rgba(163,230,53,.32);
  --text:#FFFFFF;
  --text-2:#B9C1D4;
  --text-3:#7C8699;
  --lime:#A3E635;
  --lime-soft:rgba(163,230,53,.14);
  --cyan:#06B6D4;
  --cyan-soft:rgba(6,182,212,.14);
  --pink:#F43F5E;
  --gold:#FACC15;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(0,0,0,.85);
  --shadow-lime:0 12px 40px -18px rgba(163,230,53,.55);
  --shadow-cyan:0 12px 40px -20px rgba(6,182,212,.55);
  --container:1200px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4{margin:0;line-height:1.22;font-weight:800;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(14,14,30,.85),rgba(7,7,13,.25))}
.section--line{border-top:1px solid var(--line)}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{font-size:clamp(1.5rem,3vw,2.25rem);margin:16px 0 14px}
.section-head p{color:var(--text-2);font-size:1.02rem}
.section-head--wide{max-width:920px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--lime);
  background:var(--lime-soft);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--cyan{color:var(--cyan);background:var(--cyan-soft);border-color:rgba(6,182,212,.32)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  transition:transform .22s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--lime),#5FD34A);color:#08120A;box-shadow:var(--shadow-lime)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(163,230,53,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),#3B82F6);color:#04121A;box-shadow:var(--shadow-cyan)}
.btn-cyan:hover{transform:translateY(-3px);box-shadow:0 18px 48px -16px rgba(6,182,212,.75)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-3px)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.btn-sm{padding:10px 20px;font-size:.86rem}
/* ===== HEADER ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
  display:grid;place-items:center;color:#06131B;font-weight:900;font-size:1rem;
  box-shadow:0 8px 26px -10px rgba(163,230,53,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:.94rem;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:.68rem;color:var(--text-3);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-desktop a{
  padding:9px 15px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-desktop a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-desktop a.active{color:var(--lime);background:var(--lime-soft)}
.header-actions{display:flex;align-items:center;gap:12px}
.link-login{font-size:.9rem;font-weight:600;color:var(--text-2);padding:8px 4px}
.link-login:hover{color:var(--lime)}
.btn-signup{padding:11px 22px;font-size:.88rem}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center;font-size:1.1rem}
.mobile-menu{
  display:none;position:fixed;top:72px;left:0;right:0;z-index:99;
  background:rgba(9,9,20,.98);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  padding:18px 20px 26px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 14px;border-radius:12px;font-weight:600;color:var(--text-2);border-bottom:1px solid rgba(148,163,184,.09)}
.mobile-menu a.active{color:var(--lime);background:var(--lime-soft)}
.mobile-menu .mobile-actions{display:flex;gap:12px;margin-top:18px}
.mobile-menu .mobile-actions .btn{flex:1}
/* ===== CATEGORY HERO ===== */
.cat-hero{
  position:relative;padding:140px 0 76px;overflow:hidden;
  background:linear-gradient(180deg,rgba(7,7,13,.55),rgba(7,7,13,.95)),url('/assets/images/edf26366f6b71570.jpg') center/cover no-repeat;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  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:58px 58px;pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.cat-hero h1{font-size:clamp(1.85rem,4.1vw,3rem);margin:20px 0 20px}
.cat-hero h1 .hl{background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-hero p.lead{font-size:1.05rem;color:var(--text-2);max-width:640px}
.cat-hero .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-panel{
  background:linear-gradient(160deg,rgba(19,19,39,.95),rgba(7,7,13,.85));
  border:1px solid var(--line);border-radius:var(--radius-l);padding:26px;
  box-shadow:var(--shadow);
}
.hero-panel h3{font-size:1.05rem;margin-bottom:18px}
.hero-panel .p-row{display:flex;align-items:flex-start;gap:14px;padding:14px 0;border-bottom:1px dashed rgba(148,163,184,.18)}
.hero-panel .p-row:last-child{border-bottom:none;padding-bottom:0}
.hero-panel .p-ico{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;
  background:var(--lime-soft);color:var(--lime);font-size:1.05rem;
}
.hero-panel .p-ico.cyan{background:var(--cyan-soft);color:var(--cyan)}
.hero-panel .p-row strong{display:block;font-size:.95rem}
.hero-panel .p-row span{font-size:.85rem;color:var(--text-3)}
/* ===== PROMO CARDS ===== */
.promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.promo-card{
  background:linear-gradient(165deg,rgba(19,19,39,.9),rgba(9,9,20,.7));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px 24px;position:relative;overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.promo-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-lime)}
.promo-card .pc-tag{
  position:absolute;top:16px;right:16px;font-size:.66rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;background:rgba(244,63,94,.16);color:#FB7185;border:1px solid rgba(244,63,94,.35);
}
.promo-card .pc-tag.hot{background:var(--lime-soft);color:var(--lime);border-color:var(--line-strong)}
.promo-card h3{font-size:1.12rem;margin-bottom:10px;padding-right:70px}
.promo-card .pc-val{
  font-size:1.85rem;font-weight:900;letter-spacing:-.03em;
  background:linear-gradient(120deg,var(--lime),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;
  margin:6px 0 12px;
}
.promo-card p{color:var(--text-2);font-size:.92rem}
.promo-card .pc-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.chip{
  font-size:.74rem;font-weight:700;padding:5px 12px;border-radius:999px;
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--line);
}
.chip.lime{background:var(--lime-soft);color:var(--lime);border-color:var(--line-strong)}
.chip.cyan{background:var(--cyan-soft);color:var(--cyan);border-color:rgba(6,182,212,.32)}
/* ===== STEP FLOW ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;padding:26px 22px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:rgba(6,182,212,.4);transform:translateY(-4px)}
.step .step-no{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  font-weight:900;font-size:1rem;color:#04121A;margin-bottom:16px;
  background:linear-gradient(140deg,var(--lime),var(--cyan));
}
.step h3{font-size:1rem;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--text-2)}
/* ===== SPLIT BLOCK ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(6,182,212,.16),transparent 60%)}
.split-body h2{font-size:clamp(1.5rem,2.8vw,2.1rem);margin:16px 0 18px}
.split-body p{color:var(--text-2);margin-bottom:16px}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:9px 0;color:var(--text-2);font-size:.95rem}
.check-list li i{color:var(--lime);margin-top:3px;flex-shrink:0}
/* ===== COMPARE ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cmp-col{border-radius:var(--radius-l);padding:28px 26px;border:1px solid var(--line);background:var(--surface)}
.cmp-col.good{border-color:var(--line-strong);background:linear-gradient(165deg,rgba(163,230,53,.09),rgba(9,9,20,.6))}
.cmp-col.bad{border-color:rgba(244,63,94,.28);background:linear-gradient(165deg,rgba(244,63,94,.07),rgba(9,9,20,.6))}
.cmp-col h3{font-size:1.08rem;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.cmp-col.good h3 i{color:var(--lime)}
.cmp-col.bad h3 i{color:#FB7185}
.cmp-col ul li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;font-size:.93rem;color:var(--text-2);border-bottom:1px dashed rgba(148,163,184,.14)}
.cmp-col ul li:last-child{border-bottom:none}
.cmp-col.good ul li i{color:var(--lime);margin-top:4px}
.cmp-col.bad ul li i{color:#FB7185;margin-top:4px}
/* ===== LIST ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-6px);border-color:rgba(6,182,212,.4);box-shadow:var(--shadow-cyan)}
.post-thumb{aspect-ratio:16/10;overflow:hidden;position:relative}
.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 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body .post-cat{font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan)}
.post-body h3{font-size:1rem;line-height:1.4}
.post-body p{font-size:.88rem;color:var(--text-3);flex:1}
.post-body .post-date{font-size:.78rem;color:var(--text-3)}
.list-empty{
  padding:44px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius-l);
  color:var(--text-3);background:var(--surface);
}
.list-more{margin-top:32px;text-align:center}
/* ===== FAQ ===== */
.faq-list{max-width:900px;display:grid;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 22px;font-weight:700;font-size:1rem;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--lime);transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 22px;color:var(--text-2);font-size:.94rem}
/* ===== CTA ===== */
.cta-band{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(163,230,53,.14),rgba(6,182,212,.14)),url('/assets/images/7a5a78548897bc52.jpg') center/cover no-repeat;
  padding:52px 44px;text-align:center;
}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:14px}
.cta-band p{color:var(--text-2);max-width:660px;margin:0 auto 26px}
.cta-band .hero-cta{justify-content:center;display:flex;flex-wrap:wrap;gap:14px}
/* ===== TRUST BAR ===== */
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{
  display:flex;gap:13px;align-items:center;padding:18px 20px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
}
.trust-item i{font-size:1.25rem;color:var(--cyan)}
.trust-item strong{display:block;font-size:.92rem}
.trust-item span{font-size:.8rem;color:var(--text-3)}
/* ===== CHANNEL MATRIX ===== */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.matrix-card{
  display:block;padding:28px 26px;border-radius:var(--radius-l);
  background:linear-gradient(165deg,rgba(19,19,39,.92),rgba(9,9,20,.75));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.matrix-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-lime)}
.matrix-card .mc-ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(140deg,var(--lime),var(--cyan));color:#06131B;font-size:1.15rem;
}
.matrix-card h3{font-size:1.08rem;margin-bottom:9px}
.matrix-card p{font-size:.9rem;color:var(--text-2)}
.matrix-card .mc-link{margin-top:16px;display:inline-flex;align-items:center;gap:8px;font-size:.85rem;font-weight:700;color:var(--lime)}
/* ===== FAB ===== */
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:80;
  width:58px;height:58px;border-radius:18px;display:grid;place-items:center;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--lime),var(--cyan));
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--lime);font-size:1.3rem;box-shadow:0 0 22px rgba(6,182,212,.4);
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;opacity:.82;
}
.fab-support:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 34px rgba(163,230,53,.55)}
.fab-support:active{transform:scale(.95)}
.fab-support::after{
  content:"";position:absolute;top:6px;right:6px;width:10px;height:10px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 0 2px rgba(7,7,13,.9);animation:pulseDot 1.6s infinite;
}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.75)}}
/* ===== FOOTER ===== */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(14,14,30,.7),rgba(7,7,13,1));padding:60px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-grid p{color:var(--text-3);font-size:.9rem}
.footer-grid h4{font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--lime);margin-bottom:16px}
.footer-grid ul li{margin-bottom:10px}
.footer-grid ul a{color:var(--text-2);font-size:.9rem;transition:color .2s ease}
.footer-grid ul a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
  font-size:.82rem;color:var(--text-3);
}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{
  padding:5px 12px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);font-size:.74rem;font-weight:600;color:var(--text-2);
}
/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .nav-desktop{display:none}
  .nav-toggle{display:flex}
  .header-actions .link-login{display:none}
  .cat-hero-inner{grid-template-columns:1fr;gap:34px}
  .promo-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .trust-bar{grid-template-columns:repeat(2,1fr)}
  .matrix{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .cat-hero{padding:120px 0 60px}
  .compare{grid-template-columns:1fr}
  .cta-band{padding:40px 24px}
  .header-actions .btn-signup{display:none}
}
@media (max-width:520px){
  .promo-grid,.steps,.post-grid,.trust-bar,.matrix{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .brand-text span{display:none}
  .hero-cta .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab-support{width:52px;height:52px;bottom:82px}
}
[class*="cta"]::before,
[class*="cta"]::after,
[class*="card"]::before,
[class*="card"]::after,
.overlay,
.backdrop,
.mask {
    pointer-events: none !important;
    z-index: 0 !important;
}

[class*="cta"] *,
[class*="card"] * {
    position: relative;
    z-index: 2;
    opacity: 1 !important;
    filter: none !important;
}

[class*="cta"] h1, [class*="cta"] h2, [class*="cta"] h3,
[class*="cta"] p, [class*="cta"] span,
[class*="cta"] a, [class*="cta"] button {
    color: #ffffff !important;
    pointer-events: auto !important;
}