/* roulang page: index */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0808;
  --surface-2:#4A0D0D;
  --gold:#FBBF24;
  --gold-light:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --taupe:#E7E5E4;
  --muted:#CFA9A9;
  --line:rgba(251,191,36,.22);
  --line-soft:rgba(255,255,255,.08);
  --grad-gold:linear-gradient(135deg,#FCD34D 0%,#FBBF24 42%,#F97316 100%);
  --grad-card:linear-gradient(160deg,rgba(74,13,13,.92),rgba(35,4,4,.96));
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --sh:0 20px 45px rgba(0,0,0,.45);
  --sh-gold:0 12px 30px rgba(251,191,36,.22);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--cream);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding-left:20px}
:focus-visible{outline:3px solid rgba(251,191,36,.6);outline-offset:2px;border-radius:6px}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(69,10,10,.55),rgba(43,4,4,.9));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section--deep{background:radial-gradient(circle at 15% 0%,rgba(251,191,36,.08),transparent 55%),var(--bg)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(251,191,36,.1);
  border:1px solid var(--line);
  color:var(--gold-light);
  font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:16px;
}
h2.section-title{
  font-size:clamp(24px,3.2vw,36px);
  line-height:1.28;
  font-weight:800;
  color:var(--cream);
  letter-spacing:-.01em;
}
h2.section-title span{color:var(--gold)}
.section-sub{
  margin-top:14px;
  color:var(--muted);
  font-size:16px;
  line-height:1.7;
  max-width:700px;
}
.section-head.center .section-sub{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#3A0808;box-shadow:var(--sh-gold)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(251,191,36,.34)}
.btn-gold:active{transform:translateY(0)}
.btn-outline{background:rgba(251,191,36,.06);color:var(--gold-light);border-color:var(--line)}
.btn-outline:hover{background:rgba(251,191,36,.14);border-color:var(--gold);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(43,4,4,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(24,3,3,.96);box-shadow:0 12px 34px rgba(0,0,0,.55)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:76px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:44px;height:44px;flex:0 0 44px;display:grid;place-items:center;
  border-radius:13px;background:var(--grad-gold);color:#3A0808;
  font-size:20px;box-shadow:0 8px 22px rgba(251,191,36,.34);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:14.5px;font-weight:800;color:var(--gold-light);letter-spacing:.01em}
.logo-text small{font-size:10.5px;color:#D9B8A4;text-transform:uppercase;letter-spacing:.09em;font-weight:600}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-link{
  padding:9px 15px;border-radius:999px;
  font-size:14px;font-weight:600;color:#EBD9C4;
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{color:#2B0404;background:var(--grad-gold);box-shadow:0 6px 18px rgba(251,191,36,.28)}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-light);border:1px solid var(--line);background:transparent;
  transition:background .22s ease,border-color .22s ease;
}
.btn-ghost:hover{background:rgba(251,191,36,.12);border-color:var(--gold)}
.btn-signup{
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:800;
  background:var(--grad-gold);color:#3A0808;box-shadow:0 8px 20px rgba(251,191,36,.3);
  transition:transform .22s ease,box-shadow .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(251,191,36,.4)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold-light);font-size:18px;cursor:pointer;
  place-items:center;
}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:150px 0 88px;
  background:
    linear-gradient(180deg,rgba(43,4,4,.9) 0%,rgba(43,4,4,.96) 60%,rgba(43,4,4,1) 100%),
    url(/assets/images/73bb3bf401af1cba.jpg) center/cover no-repeat;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 -1px 0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(251,191,36,.6),transparent);
}
.hero-grid{
  display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:start;position:relative;z-index:2;
}
.hero-title{
  font-size:clamp(27px,4.1vw,46px);
  line-height:1.22;font-weight:800;letter-spacing:-.015em;
  color:var(--cream);
  margin-bottom:18px;
}
.hero-title em{font-style:normal;color:var(--gold)}
.hero-lead{
  font-size:clamp(17px,2vw,20px);
  font-weight:700;color:var(--gold-light);
  margin-bottom:14px;
}
.hero-desc{color:var(--muted);font-size:16px;line-height:1.75;margin-bottom:24px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.stat{
  min-width:132px;padding:14px 18px;border-radius:var(--r-md);
  background:rgba(74,13,13,.6);border:1px solid var(--line);
}
.stat strong{display:block;font-size:22px;font-weight:800;color:var(--gold);line-height:1.2}
.stat span{font-size:12.5px;color:var(--muted);font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}

.lead-card{
  position:relative;
  background:var(--grad-card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px 28px;
  box-shadow:var(--sh);
  scroll-margin-top:110px;
}
.lead-card::before{
  content:"";position:absolute;top:0;left:24px;right:24px;height:3px;border-radius:0 0 6px 6px;
  background:var(--grad-gold);
}
.lead-card h2{font-size:20px;font-weight:800;color:var(--cream);line-height:1.35;margin-bottom:8px}
.lead-card .lead-note{font-size:13.5px;color:var(--muted);margin-bottom:20px;line-height:1.6}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.field label{font-size:12.5px;font-weight:700;color:var(--gold-light);letter-spacing:.03em;text-transform:uppercase}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:12px;
  border:1px solid rgba(251,191,36,.24);
  background:rgba(18,3,3,.72);
  color:var(--cream);font-size:15px;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.field input::placeholder{color:#9C7C7C}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#FBBF24 50%),linear-gradient(135deg,#FBBF24 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:42px}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(251,191,36,.16);
  background:rgba(18,3,3,.92);
}
.form-fineprint{font-size:12.5px;color:#B08F8F;margin-top:12px;line-height:1.6;text-align:center}

/* ---------- problem ---------- */
.problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.problem-copy p{color:var(--muted);line-height:1.75;margin-bottom:16px}
.problem-list{list-style:none;padding:0;display:grid;gap:14px}
.problem-list li{
  padding:18px 20px;border-radius:var(--r-md);
  background:rgba(74,13,13,.45);
  border-left:3px solid var(--orange);
}
.problem-list strong{display:block;color:var(--gold-light);font-size:15.5px;font-weight:700;margin-bottom:5px}
.problem-list span{font-size:14.5px;color:var(--muted);line-height:1.65}

/* ---------- features ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{
  padding:28px 24px;border-radius:var(--r-lg);
  background:var(--grad-card);
  border:1px solid var(--line-soft);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.feature-card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:0 24px 44px rgba(0,0,0,.5)}
.feature-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:rgba(251,191,36,.12);border:1px solid var(--line);
  font-size:22px;margin-bottom:16px;
}
.feature-card h3{font-size:17px;font-weight:800;color:var(--cream);margin-bottom:9px;line-height:1.4}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.68}
.feature-card.wide{grid-column:span 2}
.feature-card.wide .feature-split{display:flex;gap:26px;align-items:center}
.feature-card.wide .feature-split>div{flex:1}
.feature-card.wide img{border-radius:var(--r-md);width:200px;flex:0 0 200px;object-fit:cover;aspect-ratio:4/3;border:1px solid var(--line-soft)}

/* ---------- demo steps ---------- */
.demo-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.step{display:flex;gap:18px;padding:20px 0;border-bottom:1px dashed rgba(251,191,36,.18)}
.step:last-child{border-bottom:none}
.step-num{
  flex:0 0 46px;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-gold);color:#3A0808;font-weight:800;font-size:17px;
  box-shadow:0 8px 20px rgba(251,191,36,.26);
}
.step-body h3{font-size:17px;font-weight:800;color:var(--cream);margin-bottom:6px}
.step-body p{font-size:14.5px;color:var(--muted);line-height:1.68}
.demo-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.demo-visual img{width:100%;aspect-ratio:16/11;object-fit:cover}
.demo-visual figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 22px 18px;
  background:linear-gradient(180deg,transparent,rgba(24,3,3,.94));
  font-size:14px;color:var(--gold-light);font-weight:700;
}

/* ---------- results ---------- */
.result-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.result-item{
  padding:26px 22px;border-radius:var(--r-lg);text-align:left;
  background:linear-gradient(150deg,rgba(251,191,36,.12),rgba(74,13,13,.5));
  border:1px solid var(--line);
}
.result-item strong{display:block;font-size:30px;font-weight:800;color:var(--gold);line-height:1.1;margin-bottom:8px}
.result-item span{font-size:14px;color:var(--taupe);line-height:1.6}

/* ---------- stuck ---------- */
.stuck-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.stuck-item{
  padding:24px;border-radius:var(--r-lg);
  background:rgba(58,8,8,.7);border:1px solid var(--line-soft);
  transition:border-color .25s ease,transform .25s ease;
}
.stuck-item:hover{border-color:var(--line);transform:translateY(-4px)}
.stuck-item h3{font-size:16.5px;font-weight:800;color:var(--gold-light);margin-bottom:10px;line-height:1.4}
.stuck-item h3::before{content:"⚠";margin-right:8px;color:var(--orange)}
.stuck-item p{font-size:14.5px;color:var(--muted);line-height:1.68}

/* ---------- path timeline ---------- */
.timeline{display:grid;gap:0;border-left:2px solid rgba(251,191,36,.22);padding-left:30px;margin-left:8px}
.timeline-node{position:relative;padding-bottom:32px}
.timeline-node:last-child{padding-bottom:0}
.timeline-node::before{
  content:"";position:absolute;left:-40px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--grad-gold);box-shadow:0 0 0 5px rgba(251,191,36,.14);
}
.timeline-node h3{font-size:17px;font-weight:800;color:var(--cream);margin-bottom:7px}
.timeline-node p{font-size:14.5px;color:var(--muted);line-height:1.7}
.timeline-node .tagline{
  display:inline-block;margin-top:9px;font-size:12.5px;font-weight:700;color:var(--gold);
  background:rgba(251,191,36,.1);border:1px solid var(--line);border-radius:999px;padding:4px 12px;
}

/* ---------- channel / category wall ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.channel-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-lg);overflow:hidden;
  background:var(--grad-card);border:1px solid var(--line-soft);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.channel-card:hover{transform:translateY(-7px);border-color:var(--line);box-shadow:0 26px 48px rgba(0,0,0,.55)}
.channel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.85;transition:opacity .3s ease}
.channel-card:hover img{opacity:1}
.channel-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.channel-body h3{font-size:18px;font-weight:800;color:var(--cream);margin-bottom:9px}
.channel-body p{font-size:14.5px;color:var(--muted);line-height:1.68;margin-bottom:16px}
.channel-more{
  margin-top:auto;font-size:14px;font-weight:800;color:var(--gold);
  display:inline-flex;align-items:center;gap:7px;
}
.channel-card:hover .channel-more{gap:12px}
.channel-more::after{content:"→";transition:transform .25s ease}

/* ---------- rules ---------- */
.rules-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:46px;align-items:start}
.rules-figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.rules-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.rules-table{display:grid;gap:12px}
.rules-row{
  display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;
  padding:16px 20px;border-radius:var(--r-md);
  background:rgba(58,8,8,.6);border:1px solid var(--line-soft);
}
.rules-row strong{font-size:15.5px;font-weight:700;color:var(--cream)}
.rules-row span{font-size:13.5px;font-weight:800;color:var(--gold);background:rgba(251,191,36,.1);border:1px solid var(--line);border-radius:999px;padding:4px 12px;white-space:nowrap}
.rules-note{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.7}

/* ---------- security ---------- */
.security-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.secure-list{list-style:none;padding:0;display:grid;gap:16px}
.secure-list li{display:flex;gap:14px;align-items:flex-start}
.secure-list .ico{
  flex:0 0 38px;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(251,191,36,.12);border:1px solid var(--line);font-size:17px;
}
.secure-list strong{display:block;font-size:15.5px;font-weight:700;color:var(--gold-light);margin-bottom:4px}
.secure-list p{font-size:14.5px;color:var(--muted);line-height:1.66}
.pay-panel{
  padding:28px;border-radius:var(--r-lg);
  background:var(--grad-card);border:1px solid var(--line);box-shadow:var(--sh);
}
.pay-panel h3{font-size:17px;font-weight:800;color:var(--cream);margin-bottom:8px}
.pay-panel>p{font-size:14.5px;color:var(--muted);line-height:1.68;margin-bottom:18px}
.pay-badges{display:flex;flex-wrap:wrap;gap:10px}
.pay-badge{
  padding:10px 16px;border-radius:12px;font-size:13.5px;font-weight:700;color:var(--gold-light);
  background:rgba(20,3,3,.7);border:1px solid var(--line);
}
.pay-badge small{display:block;font-size:11.5px;color:var(--muted);font-weight:600;margin-top:2px}

/* ---------- testimonials ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote-card{
  padding:26px 24px;border-radius:var(--r-lg);
  background:rgba(58,8,8,.66);border:1px solid var(--line-soft);
}
.quote-card .stars{color:var(--gold);font-size:14px;letter-spacing:3px;margin-bottom:12px}
.quote-card p{font-size:14.5px;color:var(--taupe);line-height:1.7;margin-bottom:16px}
.quote-who{display:flex;align-items:center;gap:11px}
.quote-avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad-gold);color:#3A0808;font-weight:800;font-size:14px;
}
.quote-who span{font-size:13.5px;color:var(--muted);font-weight:600}
.quote-who b{display:block;color:var(--cream);font-size:14px}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  border-radius:var(--r-md);background:rgba(58,8,8,.6);
  border:1px solid var(--line-soft);overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line);background:rgba(74,13,13,.7)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 22px;
  font-size:16px;font-weight:700;color:var(--cream);
  display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold);font-size:21px;font-weight:700;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-answer{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.72}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  padding:24px;border-radius:var(--r-lg);
  background:rgba(58,8,8,.6);border:1px solid var(--line-soft);
  display:flex;flex-direction:column;
  transition:transform .26s ease,border-color .26s ease;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line)}
.news-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.news-meta span{
  font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.1);border:1px solid var(--line);
  border-radius:999px;padding:3px 11px;
}
.news-meta time{font-size:12.5px;color:var(--muted);align-self:center}
.news-title{font-size:16.5px;font-weight:800;color:var(--cream);line-height:1.45;margin-bottom:10px}
.news-card:hover .news-title{color:var(--gold-light)}
.news-excerpt{font-size:14px;color:var(--muted);line-height:1.68;flex:1}
.news-more{margin-top:16px;font-size:13.5px;font-weight:800;color:var(--gold)}
.empty-note{font-size:15px;color:var(--muted);padding:24px;border:1px dashed var(--line);border-radius:var(--r-md)}

/* ---------- final cta ---------- */
.cta-band{
  position:relative;border-radius:28px;overflow:hidden;
  padding:60px 48px;text-align:center;
  background:
    linear-gradient(140deg,rgba(69,10,10,.94),rgba(43,4,4,.96)),
    url(/assets/images/f972205a39a2d941.jpg) center/cover no-repeat;
  border:1px solid var(--line);
  box-shadow:var(--sh);
}
.cta-band h2{font-size:clamp(23px,3vw,34px);font-weight:800;line-height:1.3;color:var(--cream);margin-bottom:14px}
.cta-band h2 span{color:var(--gold)}
.cta-band p{font-size:15.5px;color:var(--muted);line-height:1.72;max-width:660px;margin:0 auto 26px}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.cta-note{margin-top:18px;font-size:13px;color:#B08F8F}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,#220303,#160202);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  margin-top:80px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.72;max-width:340px}
.footer-col h4{font-size:14px;font-weight:800;color:var(--gold-light);text-transform:uppercase;letter-spacing:.07em;margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .22s ease}
.footer-col a:hover{color:var(--gold)}
.footer-col li span{font-size:14px;color:var(--muted)}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding-top:24px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:#A78383;line-height:1.6}
.responsible{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--gold-light);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;background:rgba(251,191,36,.07);
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:80;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#4A0D0D,#210303);
  border:2px solid var(--gold);
  box-shadow:0 8px 26px rgba(245,158,11,.42);
  opacity:.85;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab::after{
  content:"";position:absolute;inset:-7px;border-radius:50%;
  border:1px solid rgba(251,191,36,.35);
  animation:fabPulse 2.8s ease-out infinite;pointer-events:none;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 12px 34px rgba(245,158,11,.6)}
.fab:active{transform:scale(.94) translateY(4px)}
.fab-icon{font-size:24px;transition:transform .55s ease}
.fab:hover .fab-icon{transform:rotateY(360deg)}
.fab-dot{
  position:absolute;top:1px;right:1px;width:13px;height:13px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #FFFBEB;
}
@keyframes fabPulse{
  0%{transform:scale(.9);opacity:.8}
  70%{transform:scale(1.3);opacity:0}
  100%{opacity:0}
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .header-inner{flex-wrap:wrap;min-height:70px;gap:12px}
  .nav-toggle{display:grid;margin-left:auto;order:2}
  .header-actions{order:3}
  .main-nav{
    order:4;margin-left:0;width:100%;
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 22px;
    background:rgba(24,3,3,.985);
    border-bottom:1px solid var(--line);
    display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 16px;border-radius:12px}
  .hero{padding:132px 0 70px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .problem-grid,.demo-grid,.rules-wrap,.security-grid{grid-template-columns:1fr;gap:34px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .feature-card.wide{grid-column:span 2}
  .result-bar{grid-template-columns:repeat(2,1fr)}
  .channel-grid,.quote-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:768px){
  .section{padding:66px 0}
  .logo-text strong{font-size:13px}
  .logo-text small{font-size:9.5px}
  .btn-ghost{padding:8px 13px;font-size:13px}
  .btn-signup{padding:9px 15px;font-size:13px}
  .hero-stats{gap:10px}
  .stat{min-width:0;flex:1 1 130px;padding:12px 14px}
  .cta-band{padding:44px 24px;border-radius:22px}
  .feature-card.wide .feature-split{flex-direction:column;align-items:flex-start}
  .feature-card.wide img{width:100%;flex:auto}
}
@media (max-width:560px){
  .feature-grid,.channel-grid,.quote-grid,.news-grid,.result-bar,.stuck-list,.footer-grid{grid-template-columns:1fr}
  .feature-card.wide{grid-column:span 1}
  .hero-cta .btn{width:100%}
  .lead-card{padding:26px 20px}
  .logo-text small{display:none}
  .fab{left:14px;bottom:86px;width:54px;height:54px}
}

/* roulang page: article */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0808;
  --surface-2:#4A0D0D;
  --gold:#FBBF24;
  --gold-light:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --taupe:#E7E5E4;
  --muted:#CFA9A9;
  --line:rgba(251,191,36,.22);
  --line-soft:rgba(255,255,255,.08);
  --grad-gold:linear-gradient(135deg,#FCD34D 0%,#FBBF24 42%,#F97316 100%);
  --grad-card:linear-gradient(160deg,rgba(74,13,13,.92),rgba(35,4,4,.96));
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --sh:0 20px 45px rgba(0,0,0,.45);
  --sh-gold:0 12px 30px rgba(251,191,36,.22);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--cream);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(69,10,10,.55),rgba(43,4,4,.9));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section--deep{background:radial-gradient(circle at 15% 0%,rgba(251,191,36,.08),transparent 55%),var(--bg)}
.section--tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(251,191,36,.1);
  border:1px solid var(--line);
  color:var(--gold-light);
  font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:16px;
}
h2.section-title{
  font-size:clamp(24px,3.2vw,36px);
  line-height:1.28;
  font-weight:800;
  color:var(--cream);
  letter-spacing:-.01em;
}
h2.section-title span{color:var(--gold)}
.section-sub{
  margin-top:14px;
  color:var(--muted);
  font-size:16px;
  line-height:1.7;
  max-width:700px;
}
.section-head.center .section-sub{margin-left:auto;margin-right:auto}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#3A0808;box-shadow:var(--sh-gold)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(251,191,36,.34)}
.btn-gold:active{transform:translateY(0)}
.btn-outline{background:rgba(251,191,36,.06);color:var(--gold-light);border-color:var(--line)}
.btn-outline:hover{background:rgba(251,191,36,.14);border-color:var(--gold);transform:translateY(-2px)}
.btn-block{width:100%}
.btn-sm{padding:11px 20px;font-size:14px}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(43,4,4,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(24,3,3,.96);box-shadow:0 12px 34px rgba(0,0,0,.55)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:76px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:44px;height:44px;flex:0 0 44px;display:grid;place-items:center;
  border-radius:13px;background:var(--grad-gold);color:#3A0808;
  font-size:20px;box-shadow:0 8px 22px rgba(251,191,36,.34);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:14.5px;font-weight:800;color:var(--gold-light);letter-spacing:.01em}
.logo-text small{font-size:10.5px;color:#D9B8A4;text-transform:uppercase;letter-spacing:.09em;font-weight:600}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-link{
  padding:9px 15px;border-radius:999px;
  font-size:14px;font-weight:600;color:#EBD9C4;
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{color:#2B0404;background:var(--grad-gold);box-shadow:0 6px 18px rgba(251,191,36,.28)}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-light);border:1px solid var(--line);background:transparent;
  transition:background .22s ease,border-color .22s ease;
}
.btn-ghost:hover{background:rgba(251,191,36,.12);border-color:var(--gold)}
.btn-signup{
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:800;
  background:var(--grad-gold);color:#3A0808;box-shadow:0 8px 20px rgba(251,191,36,.3);
  transition:transform .22s ease,box-shadow .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(251,191,36,.4)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold-light);font-size:18px;cursor:pointer;
  place-items:center;
}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;
  padding:146px 0 70px;
  background:
    linear-gradient(180deg,rgba(43,4,4,.93) 0%,rgba(43,4,4,.97) 55%,rgba(43,4,4,1) 100%),
    url(/assets/images/f972205a39a2d941.jpg) center/cover no-repeat;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 -1px 0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(251,191,36,.6),transparent);
}
.breadcrumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-bottom:20px;
}
.breadcrumb a{color:var(--gold-light);font-weight:600;transition:color .2s ease}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span[aria-hidden]{opacity:.5}
.article-hero-grid{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:48px;align-items:center;position:relative;z-index:2;
}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  background:rgba(251,191,36,.12);border:1px solid var(--line);
  color:var(--gold-light);font-size:12px;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px;
}
.article-title{
  font-size:clamp(26px,3.9vw,43px);
  line-height:1.24;font-weight:800;letter-spacing:-.015em;
  color:var(--cream);margin-bottom:18px;
}
.article-lead{
  font-size:clamp(16px,1.8vw,18.5px);
  color:var(--muted);line-height:1.72;margin-bottom:24px;max-width:660px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px}
.meta-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
  font-size:13px;color:#E7CFB4;font-weight:600;
}
.meta-chip b{color:var(--gold-light);font-weight:800}
.article-hero-aside{position:relative}
.article-cover{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh);
}
.article-cover img{width:100%;aspect-ratio:4/3;object-fit:cover}
.cover-badges{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;
  background:var(--grad-card);border:1px solid var(--line);
  font-size:12px;font-weight:700;color:var(--gold-light);
}
.badge--solid{background:var(--grad-gold);color:#3A0808;border-color:transparent}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 330px;
  gap:44px;align-items:start;padding:70px 0 20px;
}
.article-main{min-width:0}
.article-body{
  font-size:16.5px;line-height:1.75;color:var(--taupe);
  max-width:100%;
}
.article-body > * + *{margin-top:20px}
.article-body h2{
  font-size:clamp(21px,2.6vw,28px);line-height:1.34;font-weight:800;
  color:var(--cream);margin-top:44px;padding-left:16px;
  border-left:4px solid var(--gold);letter-spacing:-.01em;
}
.article-body h3{
  font-size:clamp(18px,2.1vw,21px);line-height:1.4;font-weight:700;
  color:var(--gold-light);margin-top:34px;
}
.article-body h4{font-size:17px;font-weight:700;color:var(--gold-light);margin-top:26px}
.article-body p{color:var(--taupe);line-height:1.75}
.article-body strong{color:var(--gold-light);font-weight:700}
.article-body a{color:var(--gold);font-weight:600;border-bottom:1px dashed rgba(251,191,36,.5)}
.article-body a:hover{color:var(--gold-light);border-bottom-color:var(--gold-light)}
.article-body ul,.article-body ol{padding-left:22px;color:var(--taupe)}
.article-body ul{list-style:none;padding-left:0}
.article-body ul li{position:relative;padding-left:28px;margin-bottom:11px}
.article-body ul li::before{
  content:"";position:absolute;left:6px;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--grad-gold);
}
.article-body ol li{margin-bottom:11px;padding-left:6px}
.article-body ol li::marker{color:var(--gold);font-weight:800}
.article-body img{border-radius:var(--r-md);border:1px solid var(--line-soft);margin:26px 0}
.article-body blockquote{
  margin:28px 0;padding:20px 24px;border-radius:var(--r-md);
  background:rgba(251,191,36,.07);border-left:4px solid var(--gold);
  color:var(--gold-light);font-weight:600;line-height:1.7;
}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--line-soft);padding:12px 14px;text-align:left}
.article-body th{background:rgba(251,191,36,.1);color:var(--gold-light);font-weight:700}
.article-body hr{border:0;height:1px;background:var(--line-soft);margin:34px 0}

/* ---------- sidebar ---------- */
.article-aside{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.panel{
  background:var(--grad-card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh);
}
.panel h3{
  font-size:16px;font-weight:800;color:var(--gold-light);
  letter-spacing:.02em;margin-bottom:16px;text-transform:uppercase;font-size:13px;
}
.fact-list{display:flex;flex-direction:column;gap:14px}
.fact-item{display:flex;align-items:flex-start;gap:12px}
.fact-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  display:grid;place-items:center;font-size:17px;
  background:rgba(251,191,36,.12);border:1px solid var(--line);
}
.fact-item p{font-size:13.5px;color:var(--muted);line-height:1.55}
.fact-item p strong{display:block;color:var(--cream);font-size:14.5px;font-weight:700;margin-bottom:2px}

/* ---------- cards / grids ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  background:var(--grad-card);border:1px solid var(--line-soft);
  border-radius:var(--r-lg);padding:28px 24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--sh)}
.card-ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  font-size:22px;margin-bottom:16px;
  background:rgba(251,191,36,.12);border:1px solid var(--line);
}
.card h3{font-size:17.5px;font-weight:800;color:var(--cream);margin-bottom:10px;line-height:1.4}
.card p{font-size:14.5px;color:var(--muted);line-height:1.68}
.card-tag{
  display:inline-block;padding:4px 11px;border-radius:999px;
  background:rgba(251,191,36,.14);color:var(--gold-light);
  font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;margin-bottom:12px;
}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;align-items:center}
.split-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh)}
.split-media img{width:100%;aspect-ratio:5/4;object-fit:cover}
.check-list{display:flex;flex-direction:column;gap:16px;margin-top:24px}
.check-item{display:flex;gap:14px;align-items:flex-start}
.check-mark{
  width:28px;height:28px;flex:0 0 28px;border-radius:50%;
  display:grid;place-items:center;font-size:13px;font-weight:800;
  background:var(--grad-gold);color:#3A0808;
}
.check-item p{font-size:15px;color:var(--muted);line-height:1.65}
.check-item p strong{display:block;color:var(--cream);font-size:16px;font-weight:700;margin-bottom:3px}

/* ---------- payments ---------- */
.pay-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.pay-item{
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);
  border-radius:var(--r-md);padding:22px 18px;text-align:left;
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.pay-item:hover{border-color:var(--line);background:rgba(251,191,36,.06);transform:translateY(-4px)}
.pay-item span{font-size:24px;display:block;margin-bottom:10px}
.pay-item h4{font-size:15.5px;font-weight:800;color:var(--gold-light);margin-bottom:6px}
.pay-item p{font-size:13.5px;color:var(--muted);line-height:1.6}

/* ---------- stats band ---------- */
.stats-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  padding:34px 30px;border-radius:var(--r-lg);
  background:var(--grad-card);border:1px solid var(--line);
  box-shadow:var(--sh);
}
.stat{text-align:left}
.stat b{
  display:block;font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.1;
  background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:6px;
}
.stat span{font-size:13.5px;color:var(--muted);line-height:1.55;display:block}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
  background:var(--grad-card);border:1px solid var(--line-soft);
  border-radius:var(--r-md);overflow:hidden;transition:border-color .25s ease;
}
.faq-item.is-open{border-color:var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;
  color:var(--cream);font-size:16px;font-weight:700;text-align:left;line-height:1.5;
}
.faq-q .faq-sign{
  width:30px;height:30px;flex:0 0 30px;border-radius:9px;display:grid;place-items:center;
  background:rgba(251,191,36,.13);border:1px solid var(--line);color:var(--gold-light);
  font-size:16px;transition:transform .25s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(45deg);background:var(--grad-gold);color:#3A0808}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 22px 22px;color:var(--muted);font-size:14.8px;line-height:1.72}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.related-card{
  display:flex;flex-direction:column;background:var(--grad-card);
  border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.related-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--sh)}
.related-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.related-body{padding:20px 22px 24px}
.related-body h3{font-size:16.5px;font-weight:700;color:var(--cream);line-height:1.45;margin-bottom:8px}
.related-body p{font-size:13.8px;color:var(--muted);line-height:1.6}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);border:1px solid var(--line);
  padding:52px 44px;
  background:
    linear-gradient(120deg,rgba(43,4,4,.94),rgba(74,13,13,.88)),
    url(/assets/images/aa93b96db00a6ddf.jpg) center/cover no-repeat;
  box-shadow:var(--sh);
  text-align:center;
}
.cta-band h2{font-size:clamp(22px,3vw,32px);font-weight:800;color:var(--cream);line-height:1.3;margin-bottom:14px}
.cta-band h2 span{color:var(--gold)}
.cta-band p{color:var(--muted);font-size:15.5px;line-height:1.7;max-width:660px;margin:0 auto 26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ---------- empty state ---------- */
.empty-state{
  background:var(--grad-card);border:1px dashed var(--line);
  border-radius:var(--r-lg);padding:56px 30px;text-align:center;
}
.empty-state h2{font-size:22px;font-weight:800;color:var(--cream);margin-bottom:12px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:24px}

/* ---------- fab ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#5C0B0B 0%,#2B0404 70%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  font-size:23px;opacity:.82;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:hover .fab-ico{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab-ico{display:block;transition:transform .6s cubic-bezier(.22,.7,.28,1)}
.fab::after{
  content:"";position:absolute;top:3px;right:3px;width:13px;height:13px;
  border-radius:50%;background:#DC2626;border:2px solid #FFF7ED;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(69,10,10,.7),rgba(24,3,3,1));
  border-top:1px solid var(--line);
  padding:64px 0 28px;margin-top:80px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.7;max-width:380px}
.footer-col h4{
  font-size:13px;font-weight:800;color:var(--gold-light);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;
}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-col li a,.footer-col li span{font-size:14px;color:#D9B8A4;line-height:1.55;transition:color .2s ease}
.footer-col li a:hover{color:var(--gold)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:#B99589}
.responsible{font-size:13px;color:var(--gold-light);font-weight:600}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .article-hero-grid{grid-template-columns:1fr;gap:34px}
  .article-layout{grid-template-columns:1fr;gap:34px;padding-top:54px}
  .article-aside{position:static}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4,.pay-grid,.stats-band{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .main-nav{gap:2px}
  .nav-link{padding:8px 11px;font-size:13.4px}
}
@media (max-width:860px){
  .nav-toggle{display:grid;margin-left:auto}
  .main-nav{
    position:absolute;top:76px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    margin-left:0;padding:18px 20px 24px;
    background:rgba(24,3,3,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 22px 40px rgba(0,0,0,.55);
    display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:13px 16px;border-radius:12px;font-size:15px}
  .header-actions{margin-left:10px}
  .btn-ghost{padding:8px 12px;font-size:13px}
  .btn-signup{padding:9px 14px;font-size:13px}
  .grid-3,.related-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .article-hero{padding:126px 0 56px}
}
@media (max-width:560px){
  .header-inner{gap:10px;min-height:70px}
  .logo-mark{width:38px;height:38px;flex:0 0 38px;font-size:17px}
  .logo-text strong{font-size:12.5px}
  .logo-text small{font-size:9.5px;letter-spacing:.05em}
  .btn-ghost{display:none}
  .main-nav{top:70px}
  .grid-2,.grid-4,.pay-grid,.stats-band{grid-template-columns:1fr}
  .stats-band{padding:26px 20px}
  .article-layout{padding-top:44px}
  .panel{padding:22px 20px}
  .cta-band{padding:38px 22px}
  .footer-grid{grid-template-columns:1fr}
  .fab{width:54px;height:54px;bottom:84px;font-size:21px}
  .article-body table{font-size:14px}
}

/* roulang page: category1 */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0808;
  --surface-2:#4A0D0D;
  --gold:#FBBF24;
  --gold-light:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --taupe:#E7E5E4;
  --muted:#CFA9A9;
  --line:rgba(251,191,36,.22);
  --line-soft:rgba(255,255,255,.08);
  --grad-gold:linear-gradient(135deg,#FCD34D 0%,#FBBF24 42%,#F97316 100%);
  --grad-card:linear-gradient(160deg,rgba(74,13,13,.92),rgba(35,4,4,.96));
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --sh:0 20px 45px rgba(0,0,0,.45);
  --sh-gold:0 12px 30px rgba(251,191,36,.22);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--cream);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(69,10,10,.55),rgba(43,4,4,.9));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section--deep{background:radial-gradient(circle at 15% 0%,rgba(251,191,36,.08),transparent 55%),var(--bg)}
.section-head{max-width:760px;margin-bottom:40px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(251,191,36,.1);border:1px solid var(--line);color:var(--gold-light);font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px}
h2.section-title{font-size:clamp(24px,3.2vw,36px);line-height:1.28;font-weight:800;color:var(--cream);letter-spacing:-.01em}
h2.section-title span{color:var(--gold)}
.section-sub{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.7;max-width:720px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-gold{background:var(--grad-gold);color:#3A0808;box-shadow:var(--sh-gold)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(251,191,36,.34)}
.btn-gold:active{transform:translateY(0)}
.btn-outline{background:rgba(251,191,36,.06);color:var(--gold-light);border-color:var(--line)}
.btn-outline:hover{background:rgba(251,191,36,.14);border-color:var(--gold);transform:translateY(-2px)}
/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:90;background:rgba(43,4,4,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line-soft);transition:background .3s ease,box-shadow .3s ease}
.site-header.is-scrolled{background:rgba(24,3,3,.96);box-shadow:0 12px 34px rgba(0,0,0,.55)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:76px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{width:44px;height:44px;flex:0 0 44px;display:grid;place-items:center;border-radius:13px;background:var(--grad-gold);color:#3A0808;font-size:20px;box-shadow:0 8px 22px rgba(251,191,36,.34)}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:14.5px;font-weight:800;color:var(--gold-light);letter-spacing:.01em}
.logo-text small{font-size:10.5px;color:#D9B8A4;text-transform:uppercase;letter-spacing:.09em;font-weight:600}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-link{padding:9px 15px;border-radius:999px;font-size:14px;font-weight:600;color:#EBD9C4;transition:color .22s ease,background .22s ease}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{color:#2B0404;background:var(--grad-gold);box-shadow:0 6px 18px rgba(251,191,36,.28)}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-ghost{padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;color:var(--gold-light);border:1px solid var(--line);background:transparent;transition:background .22s ease,border-color .22s ease}
.btn-ghost:hover{background:rgba(251,191,36,.12);border-color:var(--gold)}
.btn-signup{padding:10px 20px;border-radius:999px;font-size:14px;font-weight:800;background:var(--grad-gold);color:#3A0808;box-shadow:0 8px 20px rgba(251,191,36,.3);transition:transform .22s ease,box-shadow .22s ease}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(251,191,36,.4)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;background:rgba(251,191,36,.1);border:1px solid var(--line);color:var(--gold-light);font-size:18px;cursor:pointer;place-items:center}
/* ---------- hero ---------- */
.hero--cat{
  position:relative;padding:148px 0 84px;
  background:linear-gradient(180deg,rgba(43,4,4,.92) 0%,rgba(43,4,4,.96) 58%,rgba(43,4,4,1) 100%),url(/assets/images/0b1c2a6b778ae3d5.jpg) center/cover no-repeat;
  overflow:hidden;
}
.hero--cat::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,rgba(251,191,36,.6),transparent)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:start;position:relative;z-index:2}
.hero-title{font-size:clamp(26px,3.9vw,44px);line-height:1.22;font-weight:800;letter-spacing:-.015em;margin-bottom:18px}
.hero-title em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:clamp(17px,2vw,20px);font-weight:700;color:var(--gold-light);margin-bottom:14px}
.hero-desc{color:var(--muted);font-size:16px;line-height:1.75;margin-bottom:26px;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.hero-note{font-size:13px;color:#B98E8E;display:flex;align-items:center;gap:8px}
.hero-panel{background:var(--grad-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--sh)}
.panel-top{display:flex;align-items:center;gap:24px;margin-bottom:26px}
.ring{width:150px;height:150px;flex:0 0 150px;border-radius:50%;background:conic-gradient(var(--gold) calc(var(--pct) * 1%), rgba(255,255,255,.08) 0);display:grid;place-items:center;position:relative;box-shadow:0 0 30px rgba(251,191,36,.18)}
.ring::before{content:"";position:absolute;inset:11px;border-radius:50%;background:radial-gradient(circle at 50% 18%,#521010,#2B0404);border:1px solid var(--line)}
.ring-inner{position:relative;text-align:center;padding:0 8px}
.ring-inner strong{display:block;font-size:30px;font-weight:800;color:var(--gold-light);line-height:1.1}
.ring-inner span{font-size:11.5px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase;font-weight:600}
.panel-top-text h2{font-size:19px;font-weight:800;color:var(--cream);margin-bottom:10px;line-height:1.4}
.panel-top-text p{font-size:14px;color:var(--muted);line-height:1.7}
.tier-list{display:grid;gap:14px}
.tier-top{display:flex;justify-content:space-between;font-size:13.5px;font-weight:600;color:var(--taupe);margin-bottom:7px}
.tier-top b{color:var(--gold-light)}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:var(--grad-gold);width:var(--w)}
.panel-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--line-soft);display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;color:var(--gold-light);background:rgba(251,191,36,.09);border:1px solid var(--line);border-radius:999px;padding:6px 12px}
/* ---------- content blocks ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split--reverse .split-media{order:2}
.media-frame{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh);position:relative}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.media-tag{position:absolute;top:14px;left:14px;background:rgba(43,4,4,.85);border:1px solid var(--line);color:var(--gold-light);font-size:11.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;padding:6px 12px;border-radius:999px}
.check-list li{position:relative;padding-left:36px;margin-bottom:15px;color:var(--taupe);line-height:1.7;font-size:15.5px}
.check-list li::before{content:"✓";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;background:var(--grad-gold);color:#3A0808;font-size:12px;font-weight:800;display:grid;place-items:center}
.lead-text{color:var(--muted);font-size:16px;line-height:1.75;margin-bottom:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--grad-card);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:28px 26px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:var(--sh)}
.card-icon{width:48px;height:48px;border-radius:14px;background:rgba(251,191,36,.12);border:1px solid var(--line);display:grid;place-items:center;font-size:21px;margin-bottom:16px}
.card h3{font-size:18px;font-weight:700;color:var(--gold-light);margin-bottom:10px;line-height:1.4}
.card p{color:var(--muted);font-size:15px;line-height:1.7}
.card-tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--gold);border:1px solid var(--line);border-radius:999px;padding:4px 10px;margin-bottom:14px}
.steps{display:grid;gap:16px}
.step{display:grid;grid-template-columns:60px 1fr;gap:22px;align-items:start;background:rgba(74,13,13,.5);border:1px solid var(--line-soft);border-left:3px solid var(--gold);border-radius:var(--r-md);padding:22px 26px}
.step-num{font-size:28px;font-weight:800;background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.step h3{font-size:17.5px;font-weight:700;color:var(--cream);margin-bottom:8px}
.step p{color:var(--muted);font-size:15px;line-height:1.7}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.metric{background:rgba(74,13,13,.55);border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px}
.metric strong{display:block;font-size:23px;font-weight:800;color:var(--gold-light);line-height:1.25}
.metric span{font-size:13px;color:var(--muted)}
.scenario h3{font-size:17px;font-weight:700;color:var(--gold-light);margin-bottom:10px}
.scenario .num{font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--orange);display:block;margin-bottom:12px}
.flaw-block{margin-top:54px}
.flaw-block h3{font-size:21px;font-weight:800;color:var(--cream);margin-bottom:20px}
.flaw-list{display:grid;gap:12px}
.flaw-list li{padding:15px 20px;border-radius:var(--r-sm);background:rgba(255,255,255,.03);border:1px solid var(--line-soft);color:var(--taupe);font-size:15px;line-height:1.65;display:flex;gap:12px;align-items:flex-start}
.flaw-list li::before{content:"⚠";color:var(--orange);font-size:15px;line-height:1.5}
/* ---------- channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.channel-card{display:block;padding:30px 26px;border-radius:var(--r-lg);background:var(--grad-card);border:1px solid var(--line-soft);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.channel-card:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:var(--sh-gold)}
.channel-card h3{font-size:19px;font-weight:800;color:var(--gold-light);margin-bottom:12px}
.channel-card p{font-size:15px;color:var(--muted);line-height:1.7}
.channel-state{display:inline-block;margin-bottom:16px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#3A0808;background:var(--grad-gold);border-radius:999px;padding:5px 12px}
.channel-link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:14px;font-weight:700;color:var(--gold)}
.channel-link::after{content:"→";transition:transform .22s ease}
.channel-card:hover .channel-link::after{transform:translateX(5px)}
/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:var(--grad-card);border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:var(--sh)}
.post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.post-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px}
.post-meta{display:flex;justify-content:space-between;gap:10px;font-size:12px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase;font-weight:600}
.post-tag{color:var(--gold)}
.post-title{font-size:17px;font-weight:700;line-height:1.45;color:var(--cream)}
.post-title a:hover{color:var(--gold)}
.post-excerpt{font-size:14px;color:var(--muted);line-height:1.68}
.empty-state{padding:26px 24px;border:1px dashed var(--line);border-radius:var(--r-md);color:var(--muted);font-size:15px;background:rgba(74,13,13,.35)}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{background:rgba(74,13,13,.5);border:1px solid var(--line-soft);border-radius:var(--r-md);overflow:hidden;transition:border-color .22s ease}
.faq-item[open]{border-color:var(--line)}
.faq-item summary{cursor:pointer;padding:20px 24px;font-size:16px;font-weight:700;color:var(--cream);display:flex;justify-content:space-between;align-items:center;gap:18px;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold);font-size:22px;font-weight:700;line-height:1}
.faq-item[open] summary{color:var(--gold-light)}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.75}
/* ---------- cta ---------- */
.cta-band{background:linear-gradient(135deg,rgba(69,10,10,.94),rgba(35,4,4,.97)),url(/assets/images/aa93b96db00a6ddf.jpg) center/cover no-repeat;border:1px solid var(--line);border-radius:var(--r-lg);padding:46px 44px;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;box-shadow:var(--sh)}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;line-height:1.32;margin-bottom:14px}
.cta-band h2 span{color:var(--gold)}
.cta-band p{color:var(--muted);font-size:15.5px;line-height:1.72}
.form-row{display:flex;gap:12px;margin-bottom:14px}
.form-row input{flex:1;padding:15px 20px;border-radius:999px;background:rgba(43,4,4,.78);border:1px solid var(--line);color:var(--cream);transition:border-color .22s ease,box-shadow .22s ease}
.form-row input::placeholder{color:#B98E8E}
.form-row input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(251,191,36,.16);outline:none}
.form-note{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
/* ---------- footer ---------- */
.site-footer{background:linear-gradient(180deg,rgba(35,4,4,.96),rgba(24,3,3,1));border-top:1px solid var(--line-soft);padding:66px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:38px}
.footer-brand p{margin-top:18px;color:var(--muted);font-size:14.5px;line-height:1.72;max-width:340px}
.footer-col h4{font-size:14px;font-weight:800;color:var(--gold-light);letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{font-size:14.5px;color:var(--muted);line-height:1.6}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{margin-top:46px;padding-top:22px;border-top:1px solid var(--line-soft);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.footer-bottom p{font-size:13px;color:#B98E8E}
.responsible{font-size:13px;color:var(--gold-light);background:rgba(251,191,36,.08);border:1px solid var(--line);border-radius:999px;padding:6px 14px}
/* ---------- fab ---------- */
.fab{position:fixed;left:16px;bottom:96px;z-index:80;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 32% 26%,#FDE68A,#F59E0B 58%,#B45309);border:2px solid #F59E0B;box-shadow:0 6px 25px rgba(245,158,11,.35);opacity:.85;animation:fabFloat 3.8s ease-in-out infinite;transition:transform .25s ease,opacity .25s ease}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:active{transform:scale(.95) translateY(4px)}
.fab-icon{font-size:24px;transition:transform .7s ease}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab-badge{position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;background:#DC2626;box-shadow:0 0 0 2px #FFFFFF}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .header-actions{margin-left:auto}
  .nav-toggle{display:grid;order:3}
  .main-nav{position:fixed;top:76px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:6px;padding:16px 20px 24px;background:rgba(24,3,3,.98);border-bottom:1px solid var(--line-soft);box-shadow:0 20px 40px rgba(0,0,0,.5)}
  .main-nav.is-open{display:flex}
  .nav-link{padding:13px 16px;border-radius:12px}
  .hero--cat{padding:118px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .split,.cta-band{grid-template-columns:1fr;gap:32px}
  .split--reverse .split-media{order:0}
  .grid-3,.post-grid,.channel-grid{grid-template-columns:repeat(2,1fr)}
  .metric-row{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .section{padding:62px 0}
  .grid-3,.post-grid,.channel-grid,.grid-2{grid-template-columns:1fr}
  .panel-top{flex-direction:column;align-items:flex-start;gap:20px}
  .step{grid-template-columns:1fr;gap:10px}
  .cta-band{padding:34px 24px}
  .form-row{flex-direction:column}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand p{max-width:none}
  .logo-text small{display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{gap:10px;min-height:70px}
  .logo-mark{width:38px;height:38px;flex:0 0 38px;font-size:17px}
  .logo-text strong{font-size:12.5px}
  .btn-ghost{padding:8px 12px;font-size:12.5px}
  .btn-signup{padding:9px 14px;font-size:12.5px}
  .nav-toggle{width:40px;height:40px}
  .main-nav{top:70px}
  .hero-cta .btn{width:100%}
  .metric-row{grid-template-columns:1fr}
  .ring{width:132px;height:132px;flex:0 0 132px}
  .ring-inner strong{font-size:25px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0808;
  --surface-2:#4A0D0D;
  --gold:#FBBF24;
  --gold-light:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --taupe:#E7E5E4;
  --muted:#CFA9A9;
  --line:rgba(251,191,36,.22);
  --line-soft:rgba(255,255,255,.08);
  --grad-gold:linear-gradient(135deg,#FCD34D 0%,#FBBF24 42%,#F97316 100%);
  --grad-card:linear-gradient(160deg,rgba(74,13,13,.92),rgba(35,4,4,.96));
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --sh:0 20px 45px rgba(0,0,0,.45);
  --sh-gold:0 12px 30px rgba(251,191,36,.22);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--cream);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(69,10,10,.55),rgba(43,4,4,.9));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section--deep{background:radial-gradient(circle at 15% 0%,rgba(251,191,36,.08),transparent 55%),var(--bg)}
.section-head{max-width:780px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(251,191,36,.1);
  border:1px solid var(--line);
  color:var(--gold-light);
  font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:16px;
}
h2.section-title{
  font-size:clamp(24px,3.2vw,36px);
  line-height:1.28;
  font-weight:800;
  color:var(--cream);
  letter-spacing:-.01em;
}
h2.section-title span{color:var(--gold)}
.section-sub{
  margin-top:14px;
  color:var(--muted);
  font-size:16px;
  line-height:1.7;
  max-width:720px;
}
.section-head.center .section-sub{margin-left:auto;margin-right:auto}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#3A0808;box-shadow:var(--sh-gold)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(251,191,36,.34)}
.btn-gold:active{transform:translateY(0)}
.btn-outline{background:rgba(251,191,36,.06);color:var(--gold-light);border-color:var(--line)}
.btn-outline:hover{background:rgba(251,191,36,.14);border-color:var(--gold);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(43,4,4,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(24,3,3,.96);box-shadow:0 12px 34px rgba(0,0,0,.55)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:76px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:44px;height:44px;flex:0 0 44px;display:grid;place-items:center;
  border-radius:13px;background:var(--grad-gold);color:#3A0808;
  font-size:20px;box-shadow:0 8px 22px rgba(251,191,36,.34);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:14.5px;font-weight:800;color:var(--gold-light);letter-spacing:.01em}
.logo-text small{font-size:10.5px;color:#D9B8A4;text-transform:uppercase;letter-spacing:.09em;font-weight:600}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-link{
  padding:9px 15px;border-radius:999px;
  font-size:14px;font-weight:600;color:#EBD9C4;
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{color:#2B0404;background:var(--grad-gold);box-shadow:0 6px 18px rgba(251,191,36,.28)}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-light);border:1px solid var(--line);background:transparent;
  transition:background .22s ease,border-color .22s ease;
}
.btn-ghost:hover{background:rgba(251,191,36,.12);border-color:var(--gold)}
.btn-signup{
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:800;
  background:var(--grad-gold);color:#3A0808;box-shadow:0 8px 20px rgba(251,191,36,.3);
  transition:transform .22s ease,box-shadow .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(251,191,36,.4)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold-light);font-size:18px;cursor:pointer;
  place-items:center;
}

/* ---------- hero (category) ---------- */
.cat-hero{
  position:relative;
  padding:142px 0 84px;
  background:
    linear-gradient(180deg,rgba(43,4,4,.9) 0%,rgba(43,4,4,.95) 55%,rgba(43,4,4,1) 100%),
    url(/assets/images/f972205a39a2d941.jpg) center/cover no-repeat;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:auto 0 -1px 0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(251,191,36,.6),transparent);
}
.cat-hero-grid{
  display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:start;position:relative;z-index:2;
}
.cat-hero h1{
  font-size:clamp(26px,3.9vw,44px);
  line-height:1.22;font-weight:800;letter-spacing:-.015em;
  color:var(--cream);
  margin:14px 0 18px;
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{
  font-size:clamp(17px,2vw,20px);
  font-weight:700;color:var(--gold-light);
  margin-bottom:14px;
}
.hero-desc{color:var(--muted);font-size:16px;line-height:1.75;margin-bottom:24px;max-width:640px}
.hero-points{display:grid;gap:10px;margin-bottom:28px}
.hero-points li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:15px;color:var(--taupe);line-height:1.6;
}
.hero-points li span.dot{
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  background:rgba(251,191,36,.14);border:1px solid var(--line);
  color:var(--gold);display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:2px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}

.tool-card{
  background:var(--grad-card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh);
  overflow:hidden;
}
.tool-card figure{margin:0;position:relative}
.tool-card figure img{width:100%;height:196px;object-fit:cover}
.tool-card figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(43,4,4,.05),rgba(43,4,4,.85));
}
.tool-tag{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:6px 13px;border-radius:999px;
  background:var(--grad-gold);color:#3A0808;
  font-size:11.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;
}
.tool-body{padding:24px}
.tool-body h3{font-size:17px;font-weight:800;color:var(--gold-light);margin-bottom:14px}
.toc-list{display:grid;gap:9px;margin-bottom:20px}
.toc-list li{
  display:flex;gap:10px;font-size:14px;color:var(--taupe);line-height:1.55;
  padding-bottom:9px;border-bottom:1px dashed rgba(251,191,36,.16);
}
.toc-list li:last-child{border-bottom:none;padding-bottom:0}
.toc-list li b{color:var(--gold);font-weight:800;flex:0 0 20px}
.lead-form{display:grid;gap:11px}
.lead-form label{
  font-size:12.5px;font-weight:700;color:var(--gold-light);
  letter-spacing:.03em;text-transform:uppercase;
}
.field{
  width:100%;padding:12px 14px;border-radius:12px;
  background:rgba(43,4,4,.72);
  border:1px solid var(--line);
  color:var(--cream);
  transition:border-color .2s ease,background .2s ease;
}
.field::placeholder{color:#9C7B7B}
.field:hover{border-color:rgba(251,191,36,.42)}
.field:focus{border-color:var(--gold);background:rgba(43,4,4,.9);outline:none}
select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--gold) 50%),linear-gradient(135deg,var(--gold) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-note{font-size:13px;color:var(--muted);line-height:1.55;margin-top:4px}
.form-note.is-on{color:var(--gold-light);font-weight:600}

/* ---------- grids ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* ---------- feature cards ---------- */
.feature-card{
  background:rgba(58,8,8,.62);
  border:1px solid var(--line-soft);
  border-radius:var(--r-md);
  padding:26px 24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:0 18px 36px rgba(0,0,0,.4)}
.feature-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(251,191,36,.12);border:1px solid var(--line);
  font-size:22px;margin-bottom:16px;
}
.feature-card h3{font-size:17.5px;font-weight:800;color:var(--gold-light);margin-bottom:10px;line-height:1.4}
.feature-card p{font-size:15px;color:var(--muted);line-height:1.68}

/* ---------- layer framework ---------- */
.layer-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:start}
.layer-list{display:grid;gap:14px}
.layer-row{
  display:grid;grid-template-columns:64px 1fr 168px;gap:18px;align-items:center;
  padding:20px 22px;
  border-radius:var(--r-md);
  background:linear-gradient(120deg,rgba(74,13,13,.85),rgba(35,4,4,.9));
  border:1px solid var(--line-soft);
  border-left:3px solid var(--gold);
  transition:transform .22s ease,border-color .22s ease;
}
.layer-row:hover{transform:translateX(5px);border-color:var(--line)}
.layer-index{
  font-size:22px;font-weight:800;color:var(--gold);
  letter-spacing:-.02em;
}
.layer-row h3{font-size:16.5px;font-weight:800;color:var(--cream);margin-bottom:5px}
.layer-row p{font-size:14.5px;color:var(--muted);line-height:1.6}
.layer-value{
  text-align:right;font-size:14px;color:var(--muted);
}
.layer-value b{display:block;font-size:19px;color:var(--gold-light);font-weight:800}

.side-panel{
  background:rgba(43,4,4,.7);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
}
.side-panel h3{font-size:17px;font-weight:800;color:var(--gold-light);margin-bottom:14px}
.check-list{display:grid;gap:11px}
.check-list li{
  display:flex;gap:10px;font-size:14.5px;color:var(--taupe);line-height:1.6;
}
.check-list li i{color:var(--gold);font-style:normal;font-weight:800;flex:0 0 16px}

/* ---------- scene cards ---------- */
.scene-card{
  border-radius:var(--r-md);
  overflow:hidden;
  background:rgba(58,8,8,.6);
  border:1px solid var(--line-soft);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(0,0,0,.42);border-color:var(--line)}
.scene-card img{height:164px;width:100%;object-fit:cover}
.scene-body{padding:20px 20px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.scene-meta{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--gold)}
.scene-body h3{font-size:16.5px;font-weight:800;color:var(--cream);line-height:1.4}
.scene-body p{font-size:14.5px;color:var(--muted);line-height:1.65}

/* ---------- steps ---------- */
.step-list{display:grid;gap:0;counter-reset:step}
.step-item{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:22px 0;border-bottom:1px dashed rgba(251,191,36,.18);
}
.step-item:last-child{border-bottom:none}
.step-num{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-gold);color:#3A0808;font-weight:800;font-size:18px;
  box-shadow:0 10px 22px rgba(251,191,36,.25);
}
.step-item h3{font-size:16.5px;font-weight:800;color:var(--gold-light);margin-bottom:6px}
.step-item p{font-size:15px;color:var(--muted);line-height:1.66}

/* ---------- payment / trust ---------- */
.pay-badges{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 30px}
.pay-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 18px;border-radius:999px;
  background:rgba(43,4,4,.75);
  border:1px solid var(--line);
  font-size:14px;font-weight:700;color:var(--gold-light);
}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{
  padding:22px 20px;border-radius:var(--r-md);
  background:rgba(58,8,8,.5);
  border:1px solid var(--line-soft);
}
.trust-item b{display:block;font-size:22px;font-weight:800;color:var(--gold);margin-bottom:6px}
.trust-item span{font-size:14px;color:var(--muted);line-height:1.6}

/* ---------- risks ---------- */
.risk-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.risk-item{
  display:flex;gap:14px;padding:20px 22px;
  border-radius:var(--r-md);
  background:rgba(43,4,4,.62);
  border:1px solid rgba(251,191,36,.14);
}
.risk-item i{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.35);
  color:#FCA5A5;font-style:normal;font-weight:800;font-size:15px;
}
.risk-item h3{font-size:15.5px;font-weight:800;color:var(--cream);margin-bottom:5px}
.risk-item p{font-size:14.5px;color:var(--muted);line-height:1.62}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote-card{
  padding:24px 22px;border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(74,13,13,.8),rgba(35,4,4,.9));
  border:1px solid var(--line-soft);
  display:flex;flex-direction:column;gap:14px;
}
.quote-card p{font-size:15px;color:var(--taupe);line-height:1.7;font-style:italic}
.quote-person{display:flex;align-items:center;gap:12px;margin-top:auto}
.quote-avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad-gold);color:#3A0808;font-weight:800;font-size:15px;
}
.quote-person strong{display:block;font-size:14.5px;color:var(--gold-light)}
.quote-person span{font-size:12.5px;color:var(--muted)}
.stars{color:var(--gold);font-size:13px;letter-spacing:2px}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-md);overflow:hidden;
  background:rgba(58,8,8,.55);
  border:1px solid var(--line-soft);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:0 18px 36px rgba(0,0,0,.4)}
.post-thumb img{height:158px;width:100%;object-fit:cover}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted)}
.post-meta span{padding:4px 10px;border-radius:999px;background:rgba(251,191,36,.1);border:1px solid var(--line);color:var(--gold-light);font-weight:600}
.post-body h3{font-size:15.5px;font-weight:800;color:var(--cream);line-height:1.45}
.post-body h3 a:hover{color:var(--gold)}
.post-body p{font-size:14px;color:var(--muted);line-height:1.62}
.post-more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--gold)}
.empty-note{
  padding:26px 24px;border-radius:var(--r-md);
  background:rgba(58,8,8,.5);border:1px dashed var(--line);
  color:var(--gold-light);font-size:15px;
}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px}
.faq-item{
  border-radius:var(--r-md);
  background:rgba(58,8,8,.5);
  border:1px solid var(--line-soft);
  overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:var(--line);background:rgba(74,13,13,.62)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:20px 56px 20px 22px;position:relative;
  font-size:16px;font-weight:700;color:var(--cream);line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:700;color:var(--gold);line-height:1;
  transition:transform .22s ease;
}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-answer{padding:0 22px 22px;font-size:15px;color:var(--muted);line-height:1.7}

/* ---------- cta band ---------- */
.cta-band{
  margin-top:52px;
  padding:40px 38px;
  border-radius:var(--r-lg);
  background:
    radial-gradient(circle at 85% 15%,rgba(251,191,36,.2),transparent 55%),
    linear-gradient(120deg,rgba(74,13,13,.95),rgba(35,4,4,.98));
  border:1px solid var(--line);
  box-shadow:var(--sh);
  display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center;
  text-align:left;
}
.cta-band h2{font-size:clamp(21px,2.6vw,29px);font-weight:800;line-height:1.3;color:var(--cream);margin-bottom:12px}
.cta-band h2 span{color:var(--gold)}
.cta-band p{font-size:15.5px;color:var(--muted);line-height:1.7}
.cta-actions{display:flex;flex-direction:column;gap:12px}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(24,3,3,.95),#1A0202);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:var(--muted);line-height:1.7;max-width:360px}
.footer-col h4{
  font-size:13px;font-weight:800;color:var(--gold-light);
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px;
}
.footer-col ul{display:grid;gap:11px}
.footer-col li a,.footer-col li span{font-size:14.5px;color:#D8C0B4;line-height:1.55}
.footer-col li a{transition:color .2s ease,padding-left .2s ease}
.footer-col li a:hover{color:var(--gold);padding-left:4px}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:13.5px;color:#B79A9A}
.responsible{
  font-size:13px;font-weight:700;color:var(--gold-light);
  padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:rgba(251,191,36,.07);
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#5A0F0F,#2B0404 70%);
  border:2px solid var(--gold);
  color:var(--gold-light);
  font-size:22px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;
  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 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .fab-icon{transition:transform .5s ease;display:block}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab .fab-dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .cat-hero-grid{grid-template-columns:1fr;gap:38px}
  .layer-wrap{grid-template-columns:1fr;gap:28px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .post-grid,.quote-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .nav-link{padding:8px 11px;font-size:13px}
}
@media (max-width:900px){
  .nav-toggle{display:grid;margin-left:auto}
  .main-nav{
    position:absolute;top:76px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:16px 20px 22px;margin-left:0;
    background:rgba(24,3,3,.98);
    border-bottom:1px solid var(--line);
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:opacity .25s ease,transform .25s ease;
  }
  .main-nav.is-open{transform:none;opacity:1;pointer-events:auto}
  .nav-link{padding:12px 16px;font-size:15px;border-radius:12px}
  .section{padding:66px 0}
  .cat-hero{padding:124px 0 64px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .risk-list{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;text-align:left;padding:32px 26px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
}
@media (max-width:640px){
  .header-inner{gap:10px;min-height:70px}
  .btn-ghost{padding:8px 12px;font-size:13px}
  .btn-signup{padding:9px 15px;font-size:13px}
  .logo-text small{display:none}
  .main-nav{top:70px}
  .cat-hero{padding:112px 0 56px}
  .grid-2,.grid-3,.grid-4,.trust-grid,.post-grid,.quote-grid{grid-template-columns:1fr}
  .layer-row{grid-template-columns:52px 1fr;gap:14px}
  .layer-value{grid-column:1 / -1;text-align:left;padding-top:6px;border-top:1px dashed rgba(251,191,36,.16)}
  .layer-value b{display:inline;font-size:16px}
  .step-item{grid-template-columns:1fr;gap:12px}
  .step-num{width:44px;height:44px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{margin-bottom:26px}
  .fab{left:12px;bottom:84px;width:54px;height:54px;font-size:20px}
}

/* roulang page: category3 */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0808;
  --surface-2:#4A0D0D;
  --gold:#FBBF24;
  --gold-light:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --taupe:#E7E5E4;
  --muted:#CFA9A9;
  --line:rgba(251,191,36,.22);
  --line-soft:rgba(255,255,255,.08);
  --grad-gold:linear-gradient(135deg,#FCD34D 0%,#FBBF24 42%,#F97316 100%);
  --grad-card:linear-gradient(160deg,rgba(74,13,13,.92),rgba(35,4,4,.96));
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --sh:0 20px 45px rgba(0,0,0,.45);
  --sh-gold:0 12px 30px rgba(251,191,36,.22);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--cream);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:var(--gold);color:#3A0808}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px}
/* ---------- layout ---------- */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(69,10,10,.55),rgba(43,4,4,.9));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section--deep{background:radial-gradient(circle at 15% 0%,rgba(251,191,36,.08),transparent 55%),var(--bg)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(251,191,36,.1);
  border:1px solid var(--line);
  color:var(--gold-light);
  font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:16px;
}
h2.section-title{
  font-size:clamp(24px,3.2vw,36px);
  line-height:1.28;
  font-weight:800;
  color:var(--cream);
  letter-spacing:-.01em;
}
h2.section-title span{color:var(--gold)}
.section-sub{
  margin-top:14px;
  color:var(--muted);
  font-size:16px;
  line-height:1.72;
  max-width:700px;
}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#3A0808;box-shadow:var(--sh-gold)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(251,191,36,.34)}
.btn-gold:active{transform:translateY(0) scale(.99)}
.btn-outline{background:rgba(251,191,36,.06);color:var(--gold-light);border-color:var(--line)}
.btn-outline:hover{background:rgba(251,191,36,.14);border-color:var(--gold);transform:translateY(-2px)}
.btn-lg{padding:16px 32px;font-size:16px}
/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(43,4,4,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(24,3,3,.96);box-shadow:0 12px 34px rgba(0,0,0,.55)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:76px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:44px;height:44px;flex:0 0 44px;display:grid;place-items:center;
  border-radius:13px;background:var(--grad-gold);color:#3A0808;
  font-size:20px;box-shadow:0 8px 22px rgba(251,191,36,.34);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:14.5px;font-weight:800;color:var(--gold-light);letter-spacing:.01em}
.logo-text small{font-size:10.5px;color:#D9B8A4;text-transform:uppercase;letter-spacing:.09em;font-weight:600}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-link{
  padding:9px 15px;border-radius:999px;
  font-size:14px;font-weight:600;color:#EBD9C4;
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{color:#2B0404;background:var(--grad-gold);box-shadow:0 6px 18px rgba(251,191,36,.28)}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-light);border:1px solid var(--line);background:transparent;
  transition:background .22s ease,border-color .22s ease;
}
.btn-ghost:hover{background:rgba(251,191,36,.12);border-color:var(--gold)}
.btn-signup{
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:800;
  background:var(--grad-gold);color:#3A0808;box-shadow:0 8px 20px rgba(251,191,36,.3);
  transition:transform .22s ease,box-shadow .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(251,191,36,.4)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold-light);font-size:18px;cursor:pointer;
  place-items:center;
}
/* ---------- hero (category) ---------- */
.hero{
  position:relative;
  padding:152px 0 84px;
  background:
    linear-gradient(180deg,rgba(43,4,4,.9) 0%,rgba(43,4,4,.95) 58%,rgba(43,4,4,1) 100%),
    url(/assets/images/f972205a39a2d941.jpg) center/cover no-repeat;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 -1px 0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(251,191,36,.6),transparent);
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:start;position:relative;z-index:2}
.hero-breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.hero-breadcrumb a{color:var(--gold-light);font-weight:600}
.hero-breadcrumb a:hover{color:var(--gold)}
.hero-title{
  font-size:clamp(27px,4vw,44px);
  line-height:1.24;font-weight:800;letter-spacing:-.015em;
  color:var(--cream);
  margin-bottom:18px;
}
.hero-title em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:clamp(16px,1.9vw,19px);font-weight:700;color:var(--gold-light);margin-bottom:14px;line-height:1.6}
.hero-desc{color:var(--muted);font-size:15.5px;line-height:1.78;margin-bottom:26px;max-width:620px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.pay-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);color:var(--taupe);
}
.pay-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block}
.hero-panel{
  border-radius:var(--r-lg);
  background:var(--grad-card);
  border:1px solid var(--line);
  box-shadow:var(--sh);
  overflow:hidden;
}
.hero-panel-media{position:relative}
.hero-panel-media img{width:100%;height:210px;object-fit:cover}
.hero-panel-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(43,4,4,.1),rgba(43,4,4,.85));
}
.hero-panel-tag{
  position:absolute;left:16px;bottom:14px;z-index:2;
  padding:6px 13px;border-radius:999px;font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  background:var(--grad-gold);color:#3A0808;
}
.hero-panel-body{padding:22px 24px 24px}
.hero-panel-body h2{font-size:16px;font-weight:800;color:var(--gold-light);margin-bottom:16px}
.metric-row{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--line-soft)}
.metric-row:last-child{border-bottom:0}
.metric-row span{font-size:13.5px;color:var(--muted)}
.metric-row strong{font-size:17px;font-weight:800;color:var(--gold)}
/* ---------- trust strip ---------- */
.trust-strip{
  background:linear-gradient(90deg,rgba(69,10,10,.95),rgba(43,4,4,.98));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:32px 0;
}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{padding-left:16px;border-left:2px solid var(--line);display:flex;flex-direction:column;gap:4px}
.trust-num{font-size:26px;font-weight:800;color:var(--gold);letter-spacing:-.01em;line-height:1.1}
.trust-label{font-size:13.5px;color:var(--muted);line-height:1.5}
/* ---------- feature layout ---------- */
.feature-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:52px;align-items:start}
.feature-intro img{
  border-radius:var(--r-lg);border:1px solid var(--line-soft);
  margin-top:26px;width:100%;height:260px;object-fit:cover;
}
.feature-list{display:grid;gap:16px}
.feature-item{
  padding:24px 26px;border-radius:var(--r-md);
  background:rgba(58,8,8,.55);
  border:1px solid var(--line-soft);
  transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.feature-item:hover{transform:translateX(6px);border-color:var(--line);background:rgba(74,13,13,.8)}
.feature-item h3{font-size:17px;font-weight:700;color:var(--gold-light);margin-bottom:8px;display:flex;align-items:center;gap:10px}
.feature-item h3 b{
  font-size:12px;font-weight:800;color:#3A0808;background:var(--grad-gold);
  width:26px;height:26px;border-radius:8px;display:grid;place-items:center;flex:0 0 26px;
}
.feature-item p{font-size:14.5px;color:var(--muted);line-height:1.7}
/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  position:relative;padding:26px 22px 24px;border-radius:var(--r-md);
  background:var(--grad-card);border:1px solid var(--line-soft);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:var(--sh)}
.step-num{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--gold);margin-bottom:12px;
}
.step h3{font-size:16.5px;font-weight:700;color:var(--gold-light);margin-bottom:9px;line-height:1.4}
.step p{font-size:14.5px;color:var(--muted);line-height:1.68;margin-bottom:14px}
.step-time{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(251,191,36,.12);border:1px solid var(--line);color:var(--gold-light);
}
/* ---------- channels ---------- */
.channel-list{display:grid;gap:12px}
.channel-row{
  display:grid;grid-template-columns:1.05fr 1fr 1.15fr auto;gap:18px;align-items:center;
  padding:20px 24px;border-radius:var(--r-md);
  background:rgba(58,8,8,.6);border:1px solid var(--line-soft);
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.channel-row:hover{border-color:var(--line);background:rgba(74,13,13,.82);transform:translateY(-3px)}
.channel-name{display:flex;align-items:center;gap:11px;font-size:16px;font-weight:700;color:var(--cream)}
.channel-dot{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:15px;background:var(--grad-gold);color:#3A0808;font-weight:800;flex:0 0 34px}
.channel-meta{font-size:14px;color:var(--muted)}
.channel-meta strong{color:var(--gold-light);font-weight:700}
.channel-tag{
  padding:6px 13px;border-radius:999px;font-size:11.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;
  background:rgba(251,191,36,.12);border:1px solid var(--line);color:var(--gold-light);white-space:nowrap;
}
/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-col{
  padding:30px 28px;border-radius:var(--r-lg);border:1px solid var(--line-soft);
  background:rgba(58,8,8,.5);
}
.compare-col--warn{border-left:3px solid #EF4444}
.compare-col--safe{border-left:3px solid var(--gold)}
.compare-col h3{font-size:18px;font-weight:800;margin-bottom:18px;color:var(--cream)}
.compare-list li{
  position:relative;padding-left:26px;font-size:14.5px;color:var(--muted);
  line-height:1.7;margin-bottom:14px;
}
.compare-list li:last-child{margin-bottom:0}
.compare-list li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;
}
.compare-col--warn .compare-list li::before{background:#EF4444}
.compare-col--safe .compare-list li::before{background:var(--gold)}
/* ---------- topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.topic-card{
  display:block;padding:28px 26px;border-radius:var(--r-lg);
  background:var(--grad-card);border:1px solid var(--line-soft);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.topic-card:hover{transform:translateY(-6px);border-color:var(--gold);box-shadow:var(--sh-gold)}
.topic-card .topic-index{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--gold);display:block;margin-bottom:12px}
.topic-card h3{font-size:18px;font-weight:800;color:var(--cream);margin-bottom:9px;line-height:1.4}
.topic-card p{font-size:14.5px;color:var(--muted);line-height:1.68}
.topic-card .topic-flag{
  display:inline-block;margin-top:16px;font-size:12.5px;font-weight:700;color:var(--gold-light);
}
.topic-card.is-current{border-color:var(--line);background:linear-gradient(160deg,rgba(251,191,36,.14),rgba(43,4,4,.96))}
/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:start}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--r-md);
  background:rgba(58,8,8,.55);margin-bottom:12px;overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:var(--line)}
.faq-item summary{
  cursor:pointer;list-style:none;position:relative;
  padding:18px 54px 18px 20px;font-size:15.5px;font-weight:700;color:var(--gold-light);line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:21px;font-weight:700;color:var(--gold);line-height:1;
}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:0 20px 20px;font-size:14.5px;color:var(--muted);line-height:1.75}
/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  display:flex;flex-direction:column;gap:12px;height:100%;
  padding:24px 24px 22px;border-radius:var(--r-md);
  background:rgba(58,8,8,.55);border:1px solid var(--line-soft);
  transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line);background:rgba(74,13,13,.8)}
.post-card h3{font-size:16px;font-weight:700;line-height:1.5;color:var(--cream)}
.post-card:hover h3{color:var(--gold-light)}
.post-card p{font-size:14px;color:var(--muted);line-height:1.68;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#C79E9E;font-weight:600}
.post-meta span{padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line-soft)}
.post-empty{
  padding:26px;border-radius:var(--r-md);border:1px dashed var(--line);
  color:var(--muted);font-size:14.5px;text-align:center;
}
.post-more{display:flex;justify-content:center;margin-top:34px}
/* ---------- cta ---------- */
.cta-section{padding:80px 0 96px;background:radial-gradient(circle at 50% 0%,rgba(251,191,36,.12),transparent 60%),var(--bg-2)}
.cta-box{
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  padding:44px 46px;border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(74,13,13,.95),rgba(31,3,3,.98));
  border:1px solid var(--line);box-shadow:var(--sh);
}
.cta-box h2{font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.3;margin-bottom:14px}
.cta-box h2 span{color:var(--gold)}
.cta-box p{font-size:15.5px;color:var(--muted);line-height:1.72}
.cta-actions{display:flex;flex-direction:column;gap:12px}
/* ---------- footer ---------- */
.site-footer{background:#1F0303;border-top:1px solid var(--line);padding:66px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px;border-bottom:1px solid var(--line-soft)}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.75;max-width:340px}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:18px}
.footer-col ul li{margin-bottom:11px;font-size:14px;color:var(--muted);line-height:1.6}
.footer-col ul li a{transition:color .2s ease}
.footer-col ul li a:hover{color:var(--gold-light)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding-top:24px}
.footer-bottom p{font-size:13px;color:#B78F8F}
.responsible{font-size:13px;color:var(--gold-light);font-weight:700}
/* ---------- fab ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 30% 25%,#5A0F0F,#240303 72%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;
  transition:transform .28s ease,opacity .28s ease,box-shadow .28s ease;
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab-icon{font-size:23px;line-height:1;transition:transform .5s ease}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab-badge{
  position:absolute;top:5px;right:5px;width:13px;height:13px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #FFF7E6;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .section{padding:70px 0}
  .nav-toggle{display:grid;order:3}
  .header-inner{gap:12px}
  .logo{margin-right:auto}
  .header-actions{order:2}
  .main-nav{
    order:4;
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(29,3,3,.98);
    border-bottom:1px solid var(--line);
    padding:0 20px;max-height:0;overflow:hidden;opacity:0;pointer-events:none;
    transition:max-height .35s ease,opacity .3s ease,padding .3s ease;
  }
  .main-nav.is-open{max-height:360px;opacity:1;pointer-events:auto;padding:14px 20px 20px}
  .nav-link{padding:12px 14px;border-radius:12px}
  .hero{padding:132px 0 68px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-desc{max-width:none}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .feature-layout{grid-template-columns:1fr;gap:36px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .channel-row{grid-template-columns:1fr 1fr;gap:12px}
  .channel-tag{justify-self:start}
  .topic-grid{grid-template-columns:1fr 1fr}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .cta-box{grid-template-columns:1fr;gap:26px;padding:38px 34px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand p{max-width:none}
}
@media (max-width:768px){
  .compare-grid{grid-template-columns:1fr}
  .channel-row{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .site-footer{padding:54px 0 22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .section{padding:58px 0}
  .logo-text strong{font-size:12.5px}
  .logo-text small{font-size:9.5px;letter-spacing:.05em}
  .logo-mark{width:38px;height:38px;flex:0 0 38px;font-size:17px}
  .btn-ghost{padding:8px 12px;font-size:12.5px}
  .btn-signup{padding:9px 14px;font-size:12.5px}
  .nav-toggle{width:40px;height:40px;font-size:16px}
  .hero{padding:118px 0 58px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .trust-grid{grid-template-columns:1fr}
  .hero-panel-media img{height:170px}
  .cta-box{padding:30px 24px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}