/* roulang page: index */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#03170F;
  --panel:rgba(11,46,30,.72);
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --gold-d:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(209,250,229,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --container:1180px;
  --shadow:0 22px 52px rgba(0,0,0,.45);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  padding-top:72px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
:focus-visible{outline:2px solid var(--gold-l);outline-offset:3px;border-radius:6px}
::selection{background:var(--gold);color:#052014}

.container{width:min(var(--container),92%);margin:0 auto}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  display:grid;place-items:center;color:#052014;font-weight:900;font-size:15px;
  letter-spacing:.5px;box-shadow:0 8px 20px rgba(245,158,11,.28);
}
.brand-text{font-size:15px;font-weight:800;line-height:1.12;letter-spacing:.1px;white-space:nowrap}
.brand-text span{display:block;font-size:10px;font-weight:600;color:var(--olive);letter-spacing:.14em;text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);transition:background .22s,color .22s;white-space:nowrap;
}
.nav-links a:hover{color:var(--gold-l);background:rgba(245,158,11,.1)}
.nav-links a.active{color:#052014;background:linear-gradient(135deg,var(--gold),var(--gold-l))}
.nav-auth{margin-left:auto;display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:700;color:var(--gold-l);
  border:1px solid var(--line);padding:9px 16px;border-radius:999px;
  transition:.22s;white-space:nowrap;
}
.btn-login:hover{border-color:var(--gold);background:rgba(245,158,11,.12)}
.btn-signup{
  font-size:14px;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  box-shadow:0 8px 22px rgba(245,158,11,.32);transition:.22s;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.45)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);place-items:center;gap:5px;flex-direction:column;
  cursor:pointer;transition:.22s;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--gold-l);border-radius:2px;transition:.25s}
.nav-toggle:hover{background:rgba(245,158,11,.12)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ BUTTONS / BADGES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;border-radius:999px;padding:14px 26px;
  border:1px solid transparent;cursor:pointer;transition:.24s;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;box-shadow:0 14px 32px rgba(245,158,11,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(245,158,11,.44)}
.btn-ghost{border-color:var(--line);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.15);border-color:var(--gold)}
.btn:active{transform:translateY(1px)}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:var(--gold-l);
  background:rgba(245,158,11,.1);border:1px solid var(--line);
  padding:7px 14px;border-radius:999px;
}
.badge-hot{
  display:inline-block;font-size:10px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:#FFF7ED;background:var(--red);
  padding:4px 9px;border-radius:6px;
}
.age-badge{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--gold);color:var(--gold-l);font-size:12px;font-weight:800;
  margin-top:14px;
}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:70px 0 76px;background:var(--bg-3)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.3}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(3,23,15,.97) 6%,rgba(5,31,20,.88) 42%,rgba(5,31,20,.6) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at 82% 20%,rgba(245,158,11,.2),transparent 55%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(30px,3.9vw,50px);font-weight:900;line-height:1.18;
  letter-spacing:-.4px;margin:18px 0 20px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--gold-l),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lead{font-size:16.5px;color:var(--muted);max-width:640px;line-height:1.68}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.stat-chip{
  border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 18px;background:rgba(11,46,30,.6);min-width:132px;
}
.stat-chip b{display:block;font-size:19px;font-weight:900;color:var(--gold-l);line-height:1.25}
.stat-chip span{font-size:12px;color:var(--muted);opacity:.85}

/* hero panel: slot picker */
.slot-panel{
  background:linear-gradient(160deg,rgba(11,46,30,.96),rgba(5,31,20,.96));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.slot-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--gold),var(--gold-l),var(--gold-d));
}
.slot-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.slot-head h2{font-size:16px;font-weight:800}
.live-dot{
  display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:#FECACA;
}
.live-dot::before{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--red);
  box-shadow:0 0 0 4px rgba(220,38,38,.22);animation:pulse 1.6s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.slot-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:14px}
.slot-tab{
  flex:0 0 auto;padding:9px 16px;border-radius:999px;font-size:13.5px;font-weight:700;
  border:1px solid var(--line);color:var(--muted);cursor:pointer;transition:.22s;
}
.slot-tab:hover{border-color:var(--gold);color:var(--gold-l)}
.slot-tab.active{background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;border-color:transparent}
.slot-note{font-size:12.5px;color:var(--olive);margin-bottom:12px}
.slot-note b{color:var(--gold-l)}
.match-list{display:flex;flex-direction:column;gap:10px}
.match{
  border:1px solid var(--line-soft);border-radius:var(--r-md);
  padding:13px 15px;background:rgba(3,23,15,.5);transition:.22s;
}
.match:hover{border-color:var(--line);transform:translateX(3px)}
.match-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:7px}
.match-top strong{font-size:14.5px;font-weight:700}
.match-tag{font-size:10.5px;font-weight:700;color:var(--muted);border:1px solid var(--line-soft);padding:3px 9px;border-radius:999px;white-space:nowrap}
.match-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted)}
.match-bottom b{color:var(--gold-l);font-size:15px;font-weight:800}
.slot-cta{width:100%;margin-top:16px}

/* ============ SECTION BASE ============ */
section{position:relative;padding:76px 0}
.section-alt{background:var(--bg-2)}
.section-deep{background:linear-gradient(180deg,var(--bg-3),var(--bg))}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{
  font-size:clamp(24px,2.6vw,33px);font-weight:900;line-height:1.28;
  letter-spacing:-.3px;margin:14px 0 14px;
}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.7}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ============ FEATURES ============ */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 34px}
.feature-item{
  display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line-soft);
}
.feature-no{
  font-size:13px;font-weight:900;color:var(--gold);
  border:1px solid var(--line);border-radius:10px;
  width:44px;height:44px;display:grid;place-items:center;flex-shrink:0;
}
.feature-item h3{font-size:17px;font-weight:800;margin-bottom:7px}
.feature-item p{font-size:14.5px;color:var(--muted);opacity:.92}

/* ============ SCENE MATRIX ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scene{
  border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:24px 20px;background:rgba(3,23,15,.42);transition:.26s;
}
.scene:hover{border-color:var(--line);background:rgba(11,46,30,.75);transform:translateY(-4px)}
.scene-icon{font-size:24px;margin-bottom:13px;display:block}
.scene h3{font-size:16px;font-weight:800;margin-bottom:8px}
.scene p{font-size:13.8px;color:var(--muted);opacity:.9}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding-top:26px}
.step::before{
  content:"";position:absolute;top:8px;left:0;width:100%;height:1px;
  background:linear-gradient(90deg,var(--gold),rgba(245,158,11,0));
}
.step::after{
  content:"";position:absolute;top:3px;left:0;width:11px;height:11px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 5px rgba(245,158,11,.16);
}
.step h3{font-size:16.5px;font-weight:800;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted);opacity:.9}

/* ============ PRODUCT STAGE ============ */
.stage{display:grid;grid-template-columns:1.5fr 1fr;gap:20px}
.stage figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--bg-3)}
.stage img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.stage figure:hover img{transform:scale(1.04)}
.stage-main{position:relative}
.stage-main img{min-height:320px}
.stage-side{display:grid;grid-template-rows:1fr 1fr;gap:20px}
.stage figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;font-size:13.5px;font-weight:600;
  background:linear-gradient(180deg,transparent,rgba(3,23,15,.94));color:var(--muted);
}
.stage-side figure{position:relative}
.stage-side figcaption{font-size:12.5px;font-weight:600}

/* ============ TESTIMONIALS ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{
  border-left:2px solid var(--gold);padding:4px 0 4px 22px;
}
.quote p{font-size:14.8px;color:var(--muted);line-height:1.7;font-style:italic}
.quote footer{margin-top:14px;font-size:13px;font-weight:700;color:var(--gold-l)}
.quote footer span{display:block;font-weight:500;color:var(--olive);font-size:12px;margin-top:2px}

/* ============ TIERS ============ */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tier{
  border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:26px 22px;
  background:rgba(3,23,15,.5);transition:.26s;
}
.tier:hover{border-color:var(--line);transform:translateY(-4px)}
.tier-featured{
  border-color:var(--gold);background:linear-gradient(165deg,rgba(245,158,11,.14),rgba(11,46,30,.9));
  box-shadow:0 20px 44px rgba(245,158,11,.15);
}
.tier h3{font-size:17px;font-weight:800;margin-bottom:6px}
.tier-price{font-size:24px;font-weight:900;color:var(--gold-l);margin-bottom:16px}
.tier-price small{font-size:12px;font-weight:600;color:var(--muted);display:block;margin-top:4px}
.tier ul{display:flex;flex-direction:column;gap:9px}
.tier li{font-size:14px;color:var(--muted);padding-left:20px;position:relative;line-height:1.6}
.tier li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:800}

/* ============ METRICS ============ */
.metric-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  text-align:left;border-top:2px solid var(--line);padding-top:18px;
}
.metric b{display:block;font-size:clamp(24px,2.6vw,34px);font-weight:900;color:var(--gold-l);line-height:1.15}
.metric span{font-size:13px;color:var(--muted);opacity:.85}

/* ============ CHANNELS (category entry) ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel{
  display:block;border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:26px 22px;background:rgba(3,23,15,.5);transition:.26s;
}
.channel:hover{border-color:var(--gold);transform:translateY(-5px);background:rgba(11,46,30,.85)}
.ch-icon{font-size:22px;display:block;margin-bottom:12px}
.channel h3{font-size:17px;font-weight:800;margin-bottom:8px}
.channel p{font-size:14px;color:var(--muted);opacity:.9;margin-bottom:14px}
.ch-more{font-size:13px;font-weight:800;color:var(--gold-l);letter-spacing:.04em}
.channel:hover .ch-more{color:var(--gold)}

/* ============ NEWS ============ */
.news-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:34px;align-items:start}
.news-list{display:flex;flex-direction:column}
.news-item{border-bottom:1px solid var(--line-soft)}
.news-link{display:block;padding:20px 0;transition:.22s}
.news-link:hover{padding-left:10px}
.news-meta{display:flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--olive)}
.news-meta em{font-style:normal;color:var(--line)}
.news-link h3{font-size:16.5px;font-weight:800;margin:9px 0 8px;line-height:1.42;transition:color .22s}
.news-link:hover h3{color:var(--gold-l)}
.news-link p{font-size:14px;color:var(--muted);opacity:.88;line-height:1.65}
.news-side{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;
  background:linear-gradient(165deg,rgba(11,46,30,.92),rgba(3,23,15,.92));
}
.news-side h3{font-size:15px;font-weight:800;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line-soft)}
.side-item{display:block;padding:12px 0;border-bottom:1px dashed var(--line-soft);transition:.2s}
.side-item:last-child{border-bottom:none}
.side-item:hover{transform:translateX(4px)}
.side-item b{display:block;font-size:14px;font-weight:700;line-height:1.48;transition:color .2s}
.side-item:hover b{color:var(--gold-l)}
.side-item span{font-size:11.5px;color:var(--olive);letter-spacing:.06em;text-transform:uppercase}
.empty-note{
  border:1px dashed var(--line);border-radius:var(--r-md);
  padding:26px;color:var(--muted);font-size:14.5px;text-align:center;
}

/* ============ DOWNLOAD ============ */
.download{
  display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center;
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;background:linear-gradient(140deg,rgba(245,158,11,.12),rgba(5,31,20,.9));
}
.download h2{font-size:clamp(22px,2.4vw,29px);font-weight:900;line-height:1.3;margin:14px 0 13px}
.download p{color:var(--muted);font-size:15px}
.dev-list{display:flex;flex-direction:column;gap:12px}
.dev{
  display:flex;align-items:center;gap:14px;border:1px solid var(--line-soft);
  border-radius:var(--r-md);padding:13px 16px;background:rgba(3,23,15,.55);
}
.dev span:first-child{font-size:19px}
.dev b{font-size:14px;font-weight:700;display:block}
.dev small{font-size:12px;color:var(--olive)}

/* ============ TRUST ============ */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust{padding:22px 0;border-top:1px solid var(--line-soft)}
.trust span:first-child{font-size:20px;display:block;margin-bottom:10px}
.trust h3{font-size:15.5px;font-weight:800;margin-bottom:7px}
.trust p{font-size:13.6px;color:var(--muted);opacity:.88}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px}
.faq-item{border-bottom:1px solid var(--line-soft)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 40px 20px 0;position:relative;
  font-size:16px;font-weight:700;transition:color .22s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:700;color:var(--gold);transition:transform .25s;
}
.faq-item[open] summary{color:var(--gold-l)}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{color:var(--gold-l)}
.faq-item p{padding:0 40px 22px 0;font-size:14.6px;color:var(--muted);line-height:1.7}

/* ============ FINAL CTA ============ */
.final-cta{
  text-align:center;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:52px 30px;background:linear-gradient(150deg,rgba(11,46,30,.95),rgba(3,23,15,.95));
  position:relative;overflow:hidden;
}
.final-cta::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%,rgba(245,158,11,.2),transparent 62%);
}
.final-cta > *{position:relative;z-index:2}
.final-cta h2{font-size:clamp(23px,2.6vw,32px);font-weight:900;line-height:1.3;margin:16px auto 14px;max-width:760px}
.final-cta p{color:var(--muted);max-width:660px;margin:0 auto;font-size:15.5px}
.final-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:28px}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:80;
  width:58px;height:58px;border-radius:50%;
  background:radial-gradient(circle at 32% 26%,#1C4A33,#04180F);
  border:2px solid var(--gold);
  display:grid;place-items:center;opacity:.85;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  transition:transform .28s,opacity .28s,box-shadow .28s;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.55)}
.fab:active{transform:scale(.94) translateY(3px)}
.fab-float{display:grid;place-items:center;animation:fabFloat 3.4s ease-in-out infinite}
.fab-core{font-size:22px;line-height:1;transition:transform .6s ease;display:block}
.fab:hover .fab-core{transform:rotate(360deg)}
.fab-badge{
  position:absolute;top:3px;right:3px;width:13px;height:13px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #FFF7ED;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ============ FOOTER ============ */
.site-footer{
  background:var(--bg-3);border-top:1px solid var(--line);
  padding:58px 0 28px;margin-top:10px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{font-size:14px;color:var(--muted);opacity:.85;margin-top:16px;max-width:330px}
.footer-col h4{
  font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-l);margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);opacity:.85;transition:.2s}
.footer-col a:hover{color:var(--gold-l);opacity:1;padding-left:3px}
.pay-note{font-size:14px;color:var(--muted);opacity:.85;line-height:1.8}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.8px;color:var(--olive);
}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .nav-links a{padding:9px 11px;font-size:13.4px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero .lead{max-width:none}
  .scene-grid,.trust-grid,.metric-bar{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:26px}
  .quote-grid,.tier-grid,.channel-grid{grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:1fr;gap:26px}
  .download{grid-template-columns:1fr;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .stage{grid-template-columns:1fr}
  .stage-side{grid-template-rows:none;grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .nav-toggle{display:grid}
  .nav-links{
    position:fixed;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:4px;margin-left:0;padding:14px 4vw 22px;
    background:rgba(4,24,15,.99);border-bottom:1px solid var(--line);
    backdrop-filter:blur(14px);
    max-height:calc(100vh - 72px);overflow-y:auto;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 16px;font-size:15px;border-radius:var(--r-sm)}
  .brand-text span{display:none}
}
@media (max-width:768px){
  body{padding-top:66px}
  .nav{height:66px}
  .nav-links{top:66px}
  section{padding:54px 0}
  .hero{padding:48px 0 58px}
  .feature-grid{grid-template-columns:1fr;gap:0}
  .scene-grid,.trust-grid,.metric-bar,.steps,.quote-grid,.tier-grid,.channel-grid,.stage-side{grid-template-columns:1fr}
  .download{padding:24px}
  .final-cta{padding:38px 20px}
  .brand-mark{width:36px;height:36px;font-size:13px}
  .brand-text{font-size:13.5px}
}
@media (max-width:520px){
  .btn{padding:12px 20px;font-size:14.2px;width:100%}
  .hero-actions,.final-actions{flex-direction:column}
  .slot-tab{padding:8px 13px;font-size:12.8px}
  .stat-chip{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .fab{width:52px;height:52px;bottom:88px;left:12px}
  .match-top{flex-wrap:wrap}
}

/* roulang page: category1 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#03170F;
  --panel:rgba(11,46,30,.72);
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --gold-d:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(209,250,229,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --container:1180px;
  --shadow:0 22px 52px rgba(0,0,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  padding-top:72px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--gold-l);outline-offset:3px;border-radius:8px}
.container{width:min(var(--container),92%);margin:0 auto}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  display:grid;place-items:center;color:#052014;font-weight:900;font-size:15px;
  letter-spacing:.5px;box-shadow:0 8px 20px rgba(245,158,11,.28);
}
.brand-text{font-size:15px;font-weight:800;line-height:1.12;letter-spacing:.1px;white-space:nowrap}
.brand-text span{display:block;font-size:10px;font-weight:600;color:var(--olive);letter-spacing:.14em;text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);transition:background .22s,color .22s;white-space:nowrap;
}
.nav-links a:hover{color:var(--gold-l);background:rgba(245,158,11,.1)}
.nav-links a.active{color:#052014;background:linear-gradient(135deg,var(--gold),var(--gold-l))}
.nav-auth{margin-left:auto;display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:700;color:var(--gold-l);
  border:1px solid var(--line);padding:9px 16px;border-radius:999px;
  transition:.22s;white-space:nowrap;
}
.btn-login:hover{border-color:var(--gold);background:rgba(245,158,11,.12)}
.btn-signup{
  font-size:14px;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  box-shadow:0 8px 22px rgba(245,158,11,.32);transition:.22s;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.45)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);place-items:center;gap:5px;flex-direction:column;
  transition:.22s;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--gold-l);border-radius:2px;transition:.25s}
.nav-toggle:hover{background:rgba(245,158,11,.12)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ BUTTONS / BADGES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;border-radius:999px;padding:14px 26px;
  border:1px solid transparent;transition:.24s;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;box-shadow:0 14px 32px rgba(245,158,11,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(245,158,11,.44)}
.btn-ghost{border-color:var(--line);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.15);border-color:var(--gold)}
.btn:active{transform:translateY(1px)}
.badge-hot{
  display:inline-block;font-size:10px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:#FFF7ED;background:var(--red);
  padding:4px 9px;border-radius:6px;
}
.age-badge{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--gold);color:var(--gold-l);font-size:12px;font-weight:800;
  margin-top:14px;
}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:68px 0 74px;background:var(--bg-3);border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.28}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(3,23,15,.97) 8%,rgba(5,31,20,.9) 46%,rgba(5,31,20,.62) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at 84% 18%,rgba(245,158,11,.2),transparent 56%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.hero h1{
  font-size:clamp(29px,3.7vw,48px);font-weight:900;line-height:1.2;
  letter-spacing:-.4px;margin:18px 0 18px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--gold-l),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lead{font-size:16.5px;color:var(--muted);max-width:640px;line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:26px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.stat-chip{
  border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 18px;background:rgba(11,46,30,.6);min-width:134px;
}
.stat-chip b{display:block;font-size:19px;font-weight:900;color:var(--gold-l);line-height:1.28}
.stat-chip span{font-size:12px;color:var(--muted);opacity:.85}

/* hero side panel */
.side-panel{
  background:linear-gradient(160deg,rgba(11,46,30,.96),rgba(5,31,20,.97));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);
}
.side-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line-soft)}
.side-head h2{font-size:15.5px;font-weight:800}
.side-head span{font-size:11px;color:var(--olive);letter-spacing:.1em;text-transform:uppercase}
.tick-list{display:flex;flex-direction:column;gap:12px;margin-top:16px}
.tick-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px}
.tick-row .tm{color:var(--muted);font-weight:700;font-variant-numeric:tabular-nums}
.tick-row .mt{color:var(--text);font-weight:600;text-align:right;flex:1}
.bar{height:5px;border-radius:99px;background:rgba(245,158,11,.16);overflow:hidden;margin-top:14px}
.bar i{display:block;height:100%;width:72%;border-radius:99px;background:linear-gradient(90deg,var(--gold),var(--gold-l))}

/* ============ SECTION BASE ============ */
.section{padding:70px 0;position:relative}
.section-alt{background:var(--bg-2)}
.section-alt::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 12% 0%,rgba(245,158,11,.09),transparent 45%);
}
.section > .container{position:relative;z-index:1}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:var(--gold-l);
  border:1px solid var(--line);padding:6px 13px;border-radius:999px;
  background:rgba(245,158,11,.08);
}
.title{font-size:clamp(23px,2.7vw,33px);font-weight:900;line-height:1.28;letter-spacing:-.3px;margin-top:14px}
.sub{color:var(--muted);font-size:15.5px;max-width:760px;margin-top:12px;line-height:1.72}
.sec-head{margin-bottom:36px}
.sec-head.left{max-width:780px}

/* generic grids */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start}

/* cards */
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  transition:transform .24s,border-color .24s,box-shadow .24s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.5);box-shadow:0 18px 40px rgba(0,0,0,.4)}
.card h3{font-size:17px;font-weight:800;margin-bottom:10px;line-height:1.35}
.card p{font-size:14.4px;color:var(--muted);line-height:1.68}
.icon-badge{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(245,158,11,.22),rgba(245,158,11,.06));
  border:1px solid var(--line);color:var(--gold-l);font-weight:900;font-size:17px;
  margin-bottom:16px;
}

/* pain list */
.pain-list{display:flex;flex-direction:column;gap:16px}
.pain-item{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
  background:rgba(3,23,15,.55);border:1px solid var(--line-soft);
  border-radius:var(--r-md);padding:18px;
}
.pain-item .num{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.4);
  color:#FCA5A5;font-weight:800;font-size:14px;
}
.pain-item h3{font-size:15.5px;font-weight:800;margin-bottom:6px}
.pain-item p{font-size:14.2px;color:var(--muted);line-height:1.65}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
  position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px 22px 22px;
  transition:transform .24s,border-color .24s;
}
.step:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.5)}
.step .sn{
  counter-increment:step;
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  font-weight:900;font-size:14px;margin-bottom:14px;
}
.step .sn::before{content:"0" counter(step)}
.step h3{font-size:16px;font-weight:800;margin-bottom:9px}
.step p{font-size:14.2px;color:var(--muted);line-height:1.66}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  background:linear-gradient(160deg,rgba(11,46,30,.92),rgba(3,23,15,.85));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;text-align:left;
}
.metric b{
  display:block;font-size:clamp(26px,3vw,34px);font-weight:900;line-height:1.15;
  background:linear-gradient(120deg,var(--gold-l),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric span{display:block;margin-top:8px;font-size:13.4px;color:var(--muted);line-height:1.6}

/* testimonials */
.quote{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;display:flex;flex-direction:column;gap:16px;
}
.quote p{font-size:14.6px;color:var(--muted);line-height:1.7;font-style:italic}
.who{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--line-soft)}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));color:#052014;
  font-weight:900;font-size:14px;
}
.who b{display:block;font-size:14px;font-weight:800}
.who span{font-size:12px;color:var(--olive)}

/* audience */
.aud-list{display:flex;flex-direction:column;gap:14px}
.aud-item{
  display:flex;gap:14px;align-items:flex-start;
  border-left:3px solid var(--gold);padding:4px 0 4px 16px;
}
.aud-item h3{font-size:15.6px;font-weight:800;margin-bottom:5px}
.aud-item p{font-size:14.2px;color:var(--muted);line-height:1.66}

/* match cards */
.match-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.match-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .24s,border-color .24s,box-shadow .24s;
}
.match-card:hover{transform:translateY(-5px);border-color:rgba(245,158,11,.5);box-shadow:0 20px 44px rgba(0,0,0,.42)}
.match-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.match-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.match-card:hover .match-media img{transform:scale(1.06)}
.match-media .tag{
  position:absolute;top:12px;left:12px;font-size:10px;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:#FFF7ED;background:var(--red);
  padding:4px 9px;border-radius:6px;
}
.match-body{padding:20px}
.match-body h3{font-size:16.5px;font-weight:800;margin-bottom:8px}
.match-body .meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 12px}
.chip{
  font-size:11.5px;font-weight:700;color:var(--muted);
  border:1px solid var(--line-soft);padding:4px 10px;border-radius:999px;
  background:rgba(3,23,15,.5);
}
.match-body p{font-size:14.2px;color:var(--muted);line-height:1.66}

/* channel matrix */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat-card{
  display:flex;flex-direction:column;gap:10px;
  background:linear-gradient(160deg,rgba(11,46,30,.9),rgba(3,23,15,.86));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;transition:transform .24s,border-color .24s,box-shadow .24s;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 18px 40px rgba(0,0,0,.4)}
.cat-card h3{font-size:17px;font-weight:800}
.cat-card p{font-size:14.2px;color:var(--muted);line-height:1.66}
.cat-card .go{margin-top:6px;font-size:13.4px;font-weight:800;color:var(--gold-l);display:inline-flex;align-items:center;gap:7px}
.cat-card:hover .go{gap:11px}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:940px}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:0 20px;transition:border-color .24s,background .24s;
}
.faq-item[open]{border-color:rgba(245,158,11,.5);background:rgba(11,46,30,.9)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-size:15.6px;font-weight:700;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--gold-l);
  transition:transform .25s;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 0 20px;font-size:14.4px;color:var(--muted);line-height:1.72}

/* CTA band */
.cta-band{
  background:linear-gradient(125deg,rgba(245,158,11,.16),rgba(11,46,30,.95) 46%,rgba(3,23,15,.98));
  border:1px solid var(--line);border-radius:calc(var(--r-lg) + 6px);
  padding:44px 40px;display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;line-height:1.3}
.cta-band p{color:var(--muted);font-size:15.2px;margin-top:12px;line-height:1.7}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:stretch}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,#3b1d05,#0B2E1E 72%);
  border:2px solid var(--gold);
  display:grid;place-items:center;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.82;transition:transform .25s,opacity .25s;
  animation:floatY 3.4s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1}
.fab:active{transform:scale(.95) translateY(3px)}
.fab svg{width:26px;height:26px;fill:var(--gold-l);transition:transform .5s}
.fab:hover svg{transform:rotate(360deg)}
.fab .dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #FFFFFF;
}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

/* FOOTER */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line);padding:58px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{color:var(--muted);font-size:14.2px;margin-top:16px;line-height:1.7;max-width:340px}
.footer-col h4{font-size:12.5px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--gold-l);margin-bottom:15px}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--muted);font-size:14px;transition:color .22s}
.footer-col a:hover{color:var(--gold-l)}
.pay-note{color:var(--muted);font-size:14px;line-height:1.85}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.6px;color:var(--olive);
}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4,.steps,.metrics{grid-template-columns:repeat(2,1fr)}
  .grid-3,.match-grid,.cat-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  body{padding-top:66px}
  .nav{height:66px;gap:12px}
  .nav-toggle{display:flex;margin-left:auto}
  .nav-auth{margin-left:0}
  .nav-links{
    position:absolute;top:66px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(3,23,15,.98);border-bottom:1px solid var(--line);
    padding:14px 4% 20px;margin-left:0;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:12px;font-size:15px}
  .brand-text{font-size:13.5px}
  .brand-text span{font-size:9px;letter-spacing:.1em}
  .btn-login{padding:8px 12px;font-size:13px}
  .btn-signup{padding:9px 14px;font-size:13px}
  .hero{padding:52px 0 58px}
  .section{padding:54px 0}
  .grid-2,.grid-3,.grid-4,.steps,.metrics,.match-grid,.cat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 22px}
  .fab{bottom:84px;left:14px}
}
@media (max-width:520px){
  .brand-text{display:none}
  .hero h1{font-size:26px}
  .stat-chip{flex:1 1 46%;min-width:0;padding:11px 14px}
  .stat-chip b{font-size:17px}
  .section{padding:46px 0}
  .card,.step,.quote,.cat-card,.metric{padding:20px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: article */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#03170F;
  --panel:rgba(11,46,30,.72);
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --gold-d:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(209,250,229,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --container:1180px;
  --shadow:0 22px 52px rgba(0,0,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  padding-top:72px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--gold-l);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),92%);margin:0 auto}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  display:grid;place-items:center;color:#052014;font-weight:900;font-size:15px;
  letter-spacing:.5px;box-shadow:0 8px 20px rgba(245,158,11,.28);
}
.brand-text{font-size:15px;font-weight:800;line-height:1.12;letter-spacing:.1px;white-space:nowrap}
.brand-text span{display:block;font-size:10px;font-weight:600;color:var(--olive);letter-spacing:.14em;text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);transition:background .22s,color .22s;white-space:nowrap;
}
.nav-links a:hover{color:var(--gold-l);background:rgba(245,158,11,.1)}
.nav-links a.active{color:#052014;background:linear-gradient(135deg,var(--gold),var(--gold-l))}
.nav-auth{margin-left:auto;display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:700;color:var(--gold-l);
  border:1px solid var(--line);padding:9px 16px;border-radius:999px;
  transition:.22s;white-space:nowrap;
}
.btn-login:hover{border-color:var(--gold);background:rgba(245,158,11,.12)}
.btn-signup{
  font-size:14px;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  box-shadow:0 8px 22px rgba(245,158,11,.32);transition:.22s;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.45)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);place-items:center;gap:5px;flex-direction:column;
  cursor:pointer;transition:.22s;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--gold-l);border-radius:2px;transition:.25s}
.nav-toggle:hover{background:rgba(245,158,11,.12)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ BUTTONS / BADGES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;border-radius:999px;padding:14px 26px;
  border:1px solid transparent;cursor:pointer;transition:.24s;text-align:center;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;box-shadow:0 14px 32px rgba(245,158,11,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(245,158,11,.44)}
.btn-ghost{border-color:var(--line);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.15);border-color:var(--gold)}
.btn:active{transform:translateY(1px)}
.badge-hot{
  display:inline-block;font-size:10px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:#FFF7ED;background:var(--red);
  padding:4px 9px;border-radius:6px;
}
.badge-soft{
  display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--gold-l);border:1px solid var(--line);
  background:rgba(245,158,11,.08);padding:4px 10px;border-radius:999px;
}
.age-badge{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--gold);color:var(--gold-l);font-size:12px;font-weight:800;
  margin-top:14px;
}

/* ============ ARTICLE HERO ============ */
.article-hero{position:relative;overflow:hidden;padding:46px 0 58px;background:var(--bg-3)}
.article-hero-bg{position:absolute;inset:0;z-index:0}
.article-hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.24}
.article-hero-veil{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(102deg,rgba(3,23,15,.97) 8%,rgba(5,31,20,.9) 48%,rgba(5,31,20,.66) 100%);
}
.article-hero::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at 84% 14%,rgba(245,158,11,.18),transparent 56%);
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:12.5px;color:var(--olive)}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--gold-l)}
.breadcrumb .sep{color:var(--line)}
.article-title{
  font-size:clamp(26px,3.5vw,44px);font-weight:900;line-height:1.22;
  letter-spacing:-.4px;margin:18px 0 18px;max-width:940px;
}
.article-title em{
  font-style:normal;
  background:linear-gradient(120deg,var(--gold-l),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--muted)}
.meta-chip{
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
  background:rgba(11,46,30,.62);font-size:12.5px;font-weight:600;
}
.meta-chip strong{color:var(--gold-l);font-weight:800}
.article-cover{
  margin-top:32px;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.article-cover img{width:100%;height:min(44vw,410px);object-fit:cover}
.article-cover figcaption{
  padding:12px 20px;font-size:12.5px;color:var(--olive);
  background:rgba(3,23,15,.85);border-top:1px solid var(--line-soft);
}

/* ============ SECTION BASE ============ */
.section{padding:72px 0;position:relative}
.section-alt{background:var(--bg-3);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.sec-head{max-width:780px;margin-bottom:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:var(--gold);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
  background:rgba(245,158,11,.08);
}
.sec-head h2{font-size:clamp(23px,2.7vw,34px);font-weight:900;line-height:1.3;margin:16px 0 12px}
.sec-head p{color:var(--muted);font-size:15.5px}

/* ============ ARTICLE BODY ============ */
.article-wrap{padding:64px 0 0}
.article-body{max-width:900px}
.article-body h2{
  font-size:clamp(21px,2.3vw,28px);font-weight:800;line-height:1.36;
  margin:40px 0 14px;padding-left:15px;border-left:4px solid var(--gold);
}
.article-body h3{font-size:18.5px;font-weight:700;color:var(--gold-l);margin:28px 0 10px}
.article-body h4{font-size:16.5px;font-weight:700;margin:22px 0 8px;color:var(--muted)}
.article-body p{margin:0 0 16px;color:#E4F4EC;font-size:16px;line-height:1.72}
.article-body ul,.article-body ol{margin:0 0 20px}
.article-body li{position:relative;padding-left:24px;margin-bottom:10px;color:#E4F4EC;font-size:15.6px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.62em;width:8px;height:8px;border-radius:2px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));
}
.article-body ol{counter-reset:item}
.article-body ol li{counter-increment:item}
.article-body ol li::before{
  content:counter(item) ".";position:absolute;left:0;top:0;
  font-weight:800;font-size:14.5px;color:var(--gold-l);
}
.article-body blockquote{
  margin:24px 0;padding:18px 24px;border-left:3px solid var(--gold);
  background:rgba(245,158,11,.08);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--gold-l);font-size:15.6px;
}
.article-body img{border-radius:var(--r-md);margin:20px 0;border:1px solid var(--line-soft)}
.article-body a{color:var(--gold-l);border-bottom:1px dashed var(--line)}
.article-body a:hover{color:#FFF3D6}
.article-body table{
  width:100%;border-collapse:collapse;margin:22px 0;font-size:14.6px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{border:1px solid var(--line-soft);padding:11px 14px;text-align:left}
.article-body th{background:rgba(245,158,11,.1);color:var(--gold-l);font-weight:700}
.article-body tr:nth-child(even) td{background:rgba(11,46,30,.42)}
.article-body hr{border:none;border-top:1px solid var(--line-soft);margin:32px 0}
.article-empty{
  border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:40px 30px;background:rgba(11,46,30,.5);max-width:900px;
}
.article-empty h2{
  font-size:23px;font-weight:800;margin:0 0 12px;padding:0;border:none;
}
.article-empty p{color:var(--muted);font-size:15.5px;margin-bottom:22px}

/* ============ METRICS ============ */
.metric-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.metric{
  border:1px solid var(--line);border-radius:var(--r-md);padding:22px 20px;
  background:linear-gradient(160deg,rgba(11,46,30,.92),rgba(5,31,20,.68));
  transition:.26s;
}
.metric:hover{border-color:var(--gold);transform:translateY(-3px)}
.metric b{display:block;font-size:25px;font-weight:900;color:var(--gold-l);line-height:1.2}
.metric span{display:block;margin-top:7px;font-size:13px;color:var(--muted);opacity:.9}

/* ============ SPLIT ============ */
.split{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.split-media{position:relative}
.split-media img{border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--shadow)}
.split-float{
  position:absolute;right:-14px;bottom:-18px;
  background:linear-gradient(135deg,rgba(11,46,30,.98),rgba(3,23,15,.98));
  border:1px solid var(--line);border-radius:var(--r-md);padding:16px 20px;
  box-shadow:var(--shadow);min-width:186px;
}
.split-float b{display:block;font-size:22px;font-weight:900;color:var(--gold-l)}
.split-float span{font-size:12.5px;color:var(--muted)}
.check-list li{
  position:relative;padding-left:30px;margin-bottom:12px;font-size:15.6px;color:#E4F4EC;
}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  font-size:12px;font-weight:900;display:grid;place-items:center;margin-top:3px;
}

/* ============ STEPS ============ */
.steps{display:grid;gap:16px;max-width:940px}
.step{
  display:grid;grid-template-columns:58px 1fr;gap:20px;align-items:start;
  border-left:3px solid var(--line);border-radius:0 var(--r-md) var(--r-md) 0;
  background:rgba(11,46,30,.55);padding:20px 24px;transition:.26s;
}
.step:hover{border-left-color:var(--gold);background:rgba(11,46,30,.8);transform:translateX(4px)}
.step-num{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(245,158,11,.2),rgba(245,158,11,.05));
  border:1px solid var(--line);color:var(--gold-l);font-weight:900;font-size:17px;
}
.step h3{font-size:17.5px;font-weight:800;margin-bottom:8px}
.step p{font-size:15px;color:var(--muted)}

/* ============ GLOSSARY ============ */
.term-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.term{
  border:1px solid var(--line-soft);border-radius:var(--r-md);
  background:rgba(11,46,30,.5);padding:20px;transition:.24s;
}
.term:hover{border-color:var(--line);background:rgba(11,46,30,.75)}
.term h3{font-size:16px;font-weight:800;color:var(--gold-l);margin-bottom:8px}
.term p{font-size:14.6px;color:var(--muted)}

/* ============ PAYMENT ============ */
.pay-row{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 26px}
.pay-badge{
  border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 20px;
  background:rgba(245,158,11,.07);color:var(--gold-l);font-weight:700;font-size:14px;
  transition:.22s;
}
.pay-badge:hover{background:rgba(245,158,11,.16);transform:translateY(-2px)}

/* ============ NEWS ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  display:block;border:1px solid var(--line-soft);border-radius:var(--r-md);
  background:rgba(11,46,30,.5);overflow:hidden;transition:.26s;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 18px 40px rgba(0,0,0,.42)}
.news-card img{width:100%;height:172px;object-fit:cover}
.news-card-body{padding:18px 20px 22px}
.news-card-body h3{font-size:16px;font-weight:700;line-height:1.45;margin-bottom:8px}
.news-card-body p{font-size:13.8px;color:var(--muted);opacity:.9}
.news-more{margin-top:28px}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:920px}
.faq details{
  border:1px solid var(--line-soft);border-radius:var(--r-md);
  background:rgba(11,46,30,.55);overflow:hidden;transition:.24s;
}
.faq details[open]{border-color:var(--line);background:rgba(11,46,30,.8)}
.faq summary{
  list-style:none;cursor:pointer;padding:17px 22px;font-weight:700;font-size:15.6px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold-l);font-weight:900;font-size:19px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{padding:0 22px 20px;color:var(--muted);font-size:14.8px;max-width:820px}

/* ============ CTA BAND ============ */
.section-cta{padding:70px 0 80px}
.cta-band{
  background:linear-gradient(135deg,rgba(245,158,11,.15),rgba(11,46,30,.92) 62%);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:48px 34px;text-align:center;box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);font-weight:900;line-height:1.32;margin-bottom:14px}
.cta-band p{color:var(--muted);font-size:15.6px;max-width:660px;margin:0 auto 28px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ============ FOOTER ============ */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line);padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:14px;max-width:330px;line-height:1.7}
.footer-col h4{
  font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.14em;
  color:var(--gold-l);margin-bottom:15px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:var(--muted);transition:.2s;display:inline-block}
.footer-col ul a:hover{color:var(--gold-l);transform:translateX(4px)}
.pay-note{font-size:13.6px;color:var(--muted);line-height:1.95}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--olive);
}

/* ============ 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 32% 26%,#1D2A22,#071A12 70%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:.28s;animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab svg{width:26px;height:26px;transition:transform .55s ease}
.fab:hover svg{transform:rotate(360deg)}
.fab-dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px rgba(255,255,255,.9);
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .split{grid-template-columns:1fr;gap:36px}
  .metric-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .split-float{position:static;display:inline-flex;gap:12px;align-items:baseline;margin-top:16px}
}
@media (max-width:900px){
  .nav-links{
    position:fixed;top:72px;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(5,31,20,.98);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);padding:16px 5%;
    transform:translateY(-130%);opacity:0;visibility:hidden;transition:.3s;
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav-links.open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-links a{padding:12px 14px;border-radius:var(--r-sm);font-size:14.5px}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .container{width:min(var(--container),94%)}
  .section{padding:54px 0}
  .article-hero{padding:34px 0 44px}
  .article-wrap{padding:52px 0 0}
  .grid-2,.term-grid,.news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .step{grid-template-columns:46px 1fr;gap:14px;padding:18px}
  .step-num{width:42px;height:42px;font-size:15px;border-radius:12px}
  .cta-band{padding:38px 22px}
  .brand-text{font-size:13.5px}
  .brand-text span{font-size:9px;letter-spacing:.1em}
  .btn-login,.btn-signup{padding:8px 13px;font-size:13px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .brand-text span{display:none}
  .brand-text{font-size:12.5px;max-width:120px;white-space:normal;line-height:1.2}
  .brand-mark{width:36px;height:36px;font-size:13px}
  .btn-signup{padding:8px 12px;font-size:12.5px}
  .btn-login{padding:8px 10px;font-size:12.5px}
  .metric-row{grid-template-columns:1fr}
  .article-cover img{height:auto}
  .article-title{font-size:23px}
  .fab{bottom:80px;left:12px;width:52px;height:52px}
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category2 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#03170F;
  --panel:rgba(11,46,30,.72);
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --gold-d:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(209,250,229,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --container:1180px;
  --shadow:0 22px 52px rgba(0,0,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  padding-top:72px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.25}
p{margin:0}
:focus-visible{outline:2px solid var(--gold-l);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),92%);margin:0 auto}
/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  display:grid;place-items:center;color:#052014;font-weight:900;font-size:15px;
  letter-spacing:.5px;box-shadow:0 8px 20px rgba(245,158,11,.28);flex-shrink:0;
}
.brand-text{font-size:15px;font-weight:800;line-height:1.12;letter-spacing:.1px;white-space:nowrap}
.brand-text span{display:block;font-size:10px;font-weight:600;color:var(--olive);letter-spacing:.14em;text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);transition:background .22s,color .22s;white-space:nowrap;
}
.nav-links a:hover{color:var(--gold-l);background:rgba(245,158,11,.1)}
.nav-links a.active{color:#052014;background:linear-gradient(135deg,var(--gold),var(--gold-l))}
.nav-auth{margin-left:auto;display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:700;color:var(--gold-l);
  border:1px solid var(--line);padding:9px 16px;border-radius:999px;
  transition:.22s;white-space:nowrap;
}
.btn-login:hover{border-color:var(--gold);background:rgba(245,158,11,.12)}
.btn-signup{
  font-size:14px;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  box-shadow:0 8px 22px rgba(245,158,11,.32);transition:.22s;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.45)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);flex-direction:column;align-items:center;justify-content:center;
  gap:5px;transition:.22s;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--gold-l);border-radius:2px;transition:.25s}
.nav-toggle:hover{background:rgba(245,158,11,.12)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* ============ BUTTONS / BADGES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;border-radius:999px;padding:14px 26px;
  border:1px solid transparent;cursor:pointer;transition:.24s;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;box-shadow:0 14px 32px rgba(245,158,11,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(245,158,11,.44)}
.btn-ghost{border-color:var(--line);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.15);border-color:var(--gold)}
.btn:active{transform:translateY(1px)}
.badge-hot{
  display:inline-block;font-size:10px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:#FFF7ED;background:var(--red);
  padding:4px 9px;border-radius:6px;
}
.age-badge{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--gold);color:var(--gold-l);font-size:12px;font-weight:800;
  margin-top:14px;
}
/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:66px 0 74px;background:var(--bg-3)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.3}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(3,23,15,.97) 6%,rgba(5,31,20,.9) 44%,rgba(5,31,20,.62) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at 84% 18%,rgba(245,158,11,.2),transparent 56%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:800;
  letter-spacing:.14em;text-transform:uppercase;color:var(--gold-l);
  border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:rgba(245,158,11,.08);
}
.hero h1{
  font-size:clamp(29px,3.8vw,48px);font-weight:900;line-height:1.18;
  letter-spacing:-.4px;margin:18px 0 20px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--gold-l),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lead{font-size:16.5px;color:var(--muted);max-width:640px;line-height:1.68}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.stat-chip{
  border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 18px;background:rgba(11,46,30,.6);min-width:136px;
}
.stat-chip b{display:block;font-size:19px;font-weight:900;color:var(--gold-l);line-height:1.25}
.stat-chip span{font-size:12px;color:var(--muted);opacity:.88}
/* hero panel */
.slot-panel{
  background:linear-gradient(160deg,rgba(11,46,30,.96),rgba(5,31,20,.96));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.slot-panel::after{
  content:"";position:absolute;top:-70px;right:-60px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,158,11,.18),transparent 70%);
}
.panel-title{
  font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--olive);margin-bottom:14px;position:relative;z-index:2;
}
.count-ring{position:relative;width:170px;height:170px;margin:0 auto 18px}
.count-ring svg{width:170px;height:170px;transform:rotate(-90deg)}
.ring-track{fill:none;stroke:rgba(209,250,229,.12);stroke-width:7}
.ring-prog{
  fill:none;stroke:url(#goldGrad);stroke-width:7;stroke-linecap:round;
  transition:stroke-dashoffset .5s linear;
}
.ring-core{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:3px;text-align:center;
}
.ring-label{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--olive)}
.ring-core strong{font-size:26px;font-weight:900;color:var(--gold-l);letter-spacing:.5px}
.ring-sub{font-size:11.5px;color:var(--muted);opacity:.85}
.match-list{display:flex;flex-direction:column;position:relative;z-index:2}
.match-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--line-soft);
}
.match-row:last-child{border-bottom:0}
.match-row .teams{font-size:13.5px;font-weight:700}
.match-row .teams span{display:block;font-size:11px;font-weight:500;color:var(--olive);letter-spacing:.04em}
.match-row .odds{font-size:14px;font-weight:900;color:var(--gold-l);text-align:right;white-space:nowrap}
.slot-cta{width:100%;margin-top:18px;position:relative;z-index:2}
/* ============ SECTION BASE ============ */
section{position:relative;padding:72px 0}
.sec-alt{background:var(--bg-2)}
.sec-deep{background:var(--bg-3)}
.sec-head{max-width:800px;margin-bottom:34px;text-align:left}
.sec-head h2{font-size:clamp(23px,2.9vw,34px);font-weight:900;letter-spacing:-.3px;line-height:1.26}
.sec-head p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.7}
.sec-tag{
  display:inline-block;font-size:11px;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--gold-l);margin-bottom:12px;
}
.divider{height:1px;background:linear-gradient(90deg,var(--line),transparent);margin:0}
/* ============ TABLE ============ */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--panel);box-shadow:0 16px 40px rgba(0,0,0,.32);
  -webkit-overflow-scrolling:touch;
}
table.odds{width:100%;border-collapse:collapse;min-width:780px}
table.odds th{
  font-size:11.5px;text-transform:uppercase;letter-spacing:.09em;color:var(--gold-l);
  background:rgba(245,158,11,.09);padding:15px 16px;text-align:left;font-weight:800;white-space:nowrap;
}
table.odds td{
  padding:15px 16px;font-size:14px;border-top:1px solid var(--line-soft);
  color:var(--muted);vertical-align:middle;
}
table.odds td b{color:var(--text);font-weight:700;display:block;font-size:14.5px}
table.odds td small{font-size:11.5px;color:var(--olive)}
table.odds tbody tr{transition:background .2s}
table.odds tbody tr:hover{background:rgba(245,158,11,.05)}
.odds-num{font-weight:800;color:#FCD34D;white-space:nowrap}
.up{color:#34D399;font-weight:800}
.down{color:#F87171;font-weight:800}
.table-note{margin-top:14px;font-size:13px;color:var(--olive);line-height:1.65}
/* ============ GRIDS / CARDS ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
  background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--r-md);
  padding:24px;transition:transform .25s,border-color .25s,box-shadow .25s;
}
.card:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.38)}
.card h3{font-size:17px;font-weight:800;margin-bottom:9px}
.card p{font-size:14px;color:var(--muted);line-height:1.65}
.card-ico{
  width:46px;height:46px;border-radius:12px;background:rgba(245,158,11,.12);
  border:1px solid var(--line);display:grid;place-items:center;color:var(--gold-l);
  font-weight:900;font-size:12.5px;letter-spacing:.04em;margin-bottom:15px;
}
.card-meta{margin-top:14px;font-size:12.5px;color:var(--olive);letter-spacing:.03em}
/* ============ SPLIT (PAIN / FIX) ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.panel-box{
  border-radius:var(--r-lg);padding:26px;border:1px solid var(--line-soft);
  background:var(--panel);
}
.panel-box.pain{border-color:rgba(220,38,38,.3);background:linear-gradient(165deg,rgba(69,10,10,.45),rgba(5,31,20,.7))}
.panel-box.fix{border-color:var(--line);background:linear-gradient(165deg,rgba(11,46,30,.85),rgba(5,31,20,.7))}
.panel-box h3{font-size:18px;font-weight:900;margin-bottom:16px}
.li{display:flex;gap:11px;padding:11px 0;border-bottom:1px dashed var(--line-soft);font-size:14px;color:var(--muted);line-height:1.62}
.li:last-child{border-bottom:0}
.li .mk{font-weight:900;flex-shrink:0;line-height:1.5}
.mk-x{color:#F87171}
.mk-v{color:#34D399}
.media-box{
  margin-top:22px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  position:relative;background:var(--bg-3);
}
.media-box img{width:100%;height:280px;object-fit:cover;opacity:.85}
.media-cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
  background:linear-gradient(to top,rgba(3,23,15,.95),transparent);
  font-size:13px;color:var(--muted);
}
/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  border:1px solid var(--line-soft);border-radius:var(--r-md);padding:22px 20px;
  background:linear-gradient(160deg,rgba(11,46,30,.72),rgba(5,31,20,.55));
  transition:border-color .25s,transform .25s;
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step .num{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  font-size:13px;font-weight:900;color:#052014;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));margin-bottom:14px;
}
.step h3{font-size:15.5px;font-weight:800;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--muted);line-height:1.65}
/* ============ METRICS ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{
  border:1px solid var(--line);border-radius:var(--r-md);padding:22px 20px;
  background:rgba(11,46,30,.62);transition:box-shadow .25s,transform .25s;
}
.metric:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,0,0,.35)}
.metric b{display:block;font-size:27px;font-weight:900;color:var(--gold-l);line-height:1.2}
.metric span{font-size:13px;color:var(--muted);display:block;margin-top:6px;line-height:1.55}
/* ============ PAYMENT ============ */
.pay-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.pay-badges span{
  font-size:13px;font-weight:700;padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(245,158,11,.08);color:var(--gold-l);
}
.pay-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.pay-card{
  border:1px solid var(--line-soft);border-radius:var(--r-md);padding:20px;
  background:rgba(5,31,20,.6);
}
.pay-card h4{font-size:15px;font-weight:800;margin-bottom:7px;color:var(--gold-l)}
.pay-card p{font-size:13.5px;color:var(--muted);line-height:1.62}
/* ============ TIMELINE ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tl-item{border-left:2px solid var(--gold);padding-left:16px}
.tl-item b{display:block;font-size:19px;font-weight:900;color:var(--gold-l);line-height:1.3}
.tl-item span{font-size:13px;color:var(--muted);display:block;margin-top:5px;line-height:1.6}
/* ============ FAQ ============ */
.faq{max-width:880px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--r-md);background:var(--panel);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s;
}
.faq-item[open]{border-color:var(--line)}
.faq-item summary{
  cursor:pointer;padding:17px 20px;font-weight:700;font-size:15px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-l);font-size:20px;font-weight:800;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 20px 19px;color:var(--muted);font-size:14.5px;line-height:1.68}
/* ============ CTA BAND ============ */
.cta-band{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:38px;
  background:linear-gradient(120deg,rgba(245,158,11,.16),rgba(220,38,38,.09)),var(--bg-2);
  display:grid;grid-template-columns:1.35fr .9fr;gap:28px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.7vw,31px);font-weight:900;line-height:1.26}
.cta-band p{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.68;max-width:620px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn{width:100%}
.cta-note{font-size:12.5px;color:var(--olive);text-align:left}
/* ============ FOOTER ============ */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line);padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:15px;max-width:340px;line-height:1.68}
.footer-col h4{
  font-size:12.5px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;
  color:var(--gold-l);margin-bottom:15px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14px;color:var(--muted);transition:color .2s,padding-left .2s}
.footer-col ul a:hover{color:var(--gold-l);padding-left:4px}
.pay-note{font-size:13.5px;color:var(--muted);line-height:1.85}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:var(--olive);
}
/* ============ 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%,#5a3a12,#0B2E1E 72%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.82;transition:transform .26s,opacity .26s,box-shadow .26s;
  animation:fabFloat 3.8s ease-in-out infinite;
}
.fab svg{width:24px;height:24px;stroke:var(--gold-l);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 32px rgba(245,158,11,.5)}
.fab:hover svg{animation:fabSpin .75s ease}
.fab:active{transform:scale(.95) translateY(3px)}
.fab-dot{
  position:absolute;top:3px;right:3px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #F8FAFC;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes fabSpin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
/* ============ RESPONSIVE ============ */
@media(max-width:1040px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .pay-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:30px}
}
@media(max-width:980px){
  .nav-links{
    position:fixed;top:72px;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:3px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:14px 4%;
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:transform .25s,opacity .25s;
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:12px 14px;border-radius:12px;font-size:14.5px}
  .nav-auth{margin-left:auto;gap:7px}
  .btn-login{padding:8px 13px;font-size:13px}
  .btn-signup{padding:9px 15px;font-size:13px}
  .nav-toggle{display:flex;margin-left:2px}
}
@media(max-width:768px){
  body{padding-top:68px}
  .nav{height:68px}
  .site-header .nav-links{top:68px}
  section{padding:56px 0}
  .split{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr}
  .media-box img{height:220px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{bottom:86px}
}
@media(max-width:560px){
  .brand-text{font-size:13px}
  .brand-text span{display:none}
  .brand-mark{width:36px;height:36px;font-size:13px;border-radius:10px}
  .btn-login{display:inline-flex;padding:7px 11px;font-size:12.5px}
  .btn-signup{padding:8px 12px;font-size:12.5px}
  .hero{padding:48px 0 56px}
  .hero h1{font-size:26px}
  .hero .lead{font-size:15px}
  .hero-actions .btn{width:100%}
  .metrics{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .stat-chip{flex:1 1 46%;min-width:0;padding:11px 14px}
  .modal,.slot-panel{padding:18px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:24px}
  .card,.panel-box{padding:19px}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .fab{animation:none}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#03170F;
  --panel:rgba(11,46,30,.72);
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --gold-d:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(209,250,229,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --container:1180px;
  --shadow:0 22px 52px rgba(0,0,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:15.5px;line-height:1.62;
  padding-top:72px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
h1,h2,h3,h4,p,ul,figure{margin:0}
ul{list-style:none;padding:0}
:focus-visible{outline:2px solid var(--gold-l);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),92%);margin:0 auto}
main{display:block}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:16px;height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold),var(--gold-d));
  display:grid;place-items:center;color:#052014;font-weight:900;font-size:15px;
  letter-spacing:.5px;box-shadow:0 8px 20px rgba(245,158,11,.28);
}
.brand-text{font-size:15px;font-weight:800;line-height:1.12;letter-spacing:.1px;white-space:nowrap}
.brand-text span{display:block;font-size:10px;font-weight:600;color:var(--olive);letter-spacing:.14em;text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);transition:background .22s,color .22s;white-space:nowrap;
}
.nav-links a:hover{color:var(--gold-l);background:rgba(245,158,11,.1)}
.nav-links a.active{color:#052014;background:linear-gradient(135deg,var(--gold),var(--gold-l))}
.nav-auth{margin-left:auto;display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:700;color:var(--gold-l);
  border:1px solid var(--line);padding:9px 16px;border-radius:999px;
  transition:.22s;white-space:nowrap;
}
.btn-login:hover{border-color:var(--gold);background:rgba(245,158,11,.12)}
.btn-signup{
  font-size:14px;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;
  box-shadow:0 8px 22px rgba(245,158,11,.32);transition:.22s;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(245,158,11,.45)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);place-items:center;gap:5px;flex-direction:column;
  cursor:pointer;transition:.22s;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--gold-l);border-radius:2px;transition:.25s}
.nav-toggle:hover{background:rgba(245,158,11,.12)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ BUTTONS / BADGES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;border-radius:999px;padding:14px 26px;
  border:1px solid transparent;cursor:pointer;transition:.24s;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-l));color:#052014;box-shadow:0 14px 32px rgba(245,158,11,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(245,158,11,.44)}
.btn-ghost{border-color:var(--line);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.15);border-color:var(--gold)}
.btn:active{transform:translateY(1px)}
.age-badge{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--gold);color:var(--gold-l);font-size:12px;font-weight:800;margin-top:14px;
}
.tag{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-l);
  border:1px solid var(--line);border-radius:999px;padding:5px 10px;background:rgba(245,158,11,.07)}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:64px 0 72px;background:var(--bg-3);border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.28}
.hero-veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(3,23,15,.97) 4%,rgba(5,31,20,.9) 46%,rgba(5,31,20,.6) 100%)}
.hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at 86% 16%,rgba(245,158,11,.2),transparent 56%)}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:46px;align-items:start}
.hero-brand{
  display:inline-flex;align-items:center;gap:9px;font-size:11.5px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;color:var(--gold-l);
  border:1px solid var(--line);background:rgba(245,158,11,.08);padding:7px 14px;border-radius:999px;
}
.hero h1{font-size:clamp(28px,3.7vw,47px);font-weight:900;line-height:1.16;letter-spacing:-.5px;margin:20px 0 18px;max-width:760px}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--gold-l),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:16.2px;color:var(--muted);max-width:620px;line-height:1.7;opacity:.94}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.stat-chip{border:1px solid var(--line);border-radius:var(--r-md);padding:12px 18px;background:rgba(11,46,30,.6);min-width:132px}
.stat-chip b{display:block;font-size:19px;font-weight:900;color:var(--gold-l);line-height:1.25}
.stat-chip span{font-size:12px;color:var(--muted);opacity:.82}
.quick-panel{
  background:linear-gradient(165deg,rgba(11,46,30,.96),rgba(5,31,20,.96));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow);
}
.quick-panel h2{font-size:15.5px;font-weight:800}
.quick-panel .hint{font-size:12.4px;color:var(--olive);margin:6px 0 16px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.quick-item{display:block;border:1px solid var(--line-soft);border-radius:var(--r-md);padding:14px;background:rgba(3,23,15,.5);transition:.24s}
.quick-item:hover{border-color:var(--gold);background:rgba(245,158,11,.1);transform:translateY(-3px)}
.quick-item b{display:block;font-size:14px;font-weight:700}
.quick-item span{display:block;font-size:12px;color:var(--muted);opacity:.8;margin-top:5px;line-height:1.5}

/* ============ SECTION BASE ============ */
.section{padding:76px 0;position:relative}
.section--dark{background:var(--bg-3)}
.section--grad{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 52%,var(--bg) 100%)}
.section--line{border-top:1px solid var(--line-soft)}
.sec-head{max-width:790px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--gold-l);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
  background:rgba(245,158,11,.08);margin-bottom:16px;
}
.sec-title{font-size:clamp(23px,2.7vw,33px);font-weight:800;line-height:1.26;letter-spacing:-.2px}
.sec-sub{color:var(--muted);opacity:.9;margin-top:14px;font-size:15.4px;line-height:1.72;max-width:760px}
.split{display:grid;grid-template-columns:.82fr 1.18fr;gap:40px;align-items:start}
.split-sticky{position:sticky;top:104px}
.note-line{margin-top:22px;font-size:12.8px;color:var(--olive)}

/* ============ GRIDS ============ */
.grid{display:grid;gap:20px}
.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))}

/* ============ MATCH LIST ============ */
.match-list{display:flex;flex-direction:column;gap:12px}
.match-row{
  display:grid;grid-template-columns:104px minmax(0,1fr) auto;gap:20px;align-items:center;
  padding:16px 20px;border:1px solid var(--line-soft);border-radius:var(--r-md);
  background:linear-gradient(90deg,rgba(11,46,30,.78),rgba(5,31,20,.5));transition:.24s;
}
.match-row:hover{border-color:rgba(245,158,11,.45);transform:translateX(4px)}
.match-time{font-weight:900;font-size:19px;color:var(--gold-l);line-height:1.2}
.match-time small{display:block;font-size:10.5px;font-weight:600;color:var(--olive);letter-spacing:.1em;text-transform:uppercase;margin-top:3px}
.match-teams b{font-size:16px;font-weight:700;display:block}
.match-teams span{display:block;font-size:12.8px;color:var(--muted);opacity:.82;margin-top:5px}
.match-odds{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;align-items:center}
.odds-chip{font-size:12px;font-weight:700;border:1px solid var(--line);border-radius:10px;padding:7px 11px;background:rgba(245,158,11,.08);color:var(--gold-l);white-space:nowrap}
.live-badge{display:inline-flex;align-items:center;gap:7px;font-size:10.5px;font-weight:800;letter-spacing:.09em;
  text-transform:uppercase;color:#FEE2E2;background:linear-gradient(135deg,#B91C1C,#DC2626);padding:5px 11px;border-radius:999px}
.live-dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}

/* ============ DATA BADGES ============ */
.milestones{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px}
.data-badge{border:1px solid var(--line);border-radius:var(--r-md);padding:20px;background:linear-gradient(160deg,rgba(245,158,11,.1),rgba(11,46,30,.62))}
.data-badge b{display:block;font-size:15px;font-weight:800;color:var(--gold-l);margin-bottom:8px}
.data-badge p{font-size:13.8px;color:var(--muted);opacity:.88}

/* ============ FEATURE CARDS ============ */
.feature{background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:26px;transition:.26s;position:relative;overflow:hidden}
.feature::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:0;transition:.26s}
.feature:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.4);box-shadow:0 18px 40px rgba(0,0,0,.42)}
.feature:hover::after{opacity:1}
.feature .icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:900;font-size:14px;color:#052014;background:linear-gradient(135deg,var(--gold),var(--gold-l));margin-bottom:16px}
.feature h3{font-size:17px;font-weight:800;margin-bottom:10px}
.feature p{font-size:14.3px;color:var(--muted);opacity:.9;line-height:1.7}

/* ============ SCENARIO LIST ============ */
.scenario-list{border:1px solid var(--line-soft);border-radius:var(--r-lg);background:rgba(11,46,30,.5);padding:6px 26px}
.scenario{display:flex;gap:18px;padding:24px 0;border-bottom:1px dashed var(--line-soft)}
.scenario:last-child{border-bottom:none}
.scenario .num{flex:0 0 auto;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-weight:900;color:var(--gold-l);background:rgba(245,158,11,.08)}
.scenario h3{font-size:16.4px;font-weight:800;margin-bottom:8px}
.scenario p{font-size:14.5px;color:var(--muted);opacity:.9}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step{border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:24px;background:rgba(11,46,30,.55);transition:.24s}
.step:hover{border-color:rgba(245,158,11,.42);transform:translateY(-3px)}
.step-idx{font-size:11.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.step h3{font-size:16px;font-weight:800;margin:12px 0 9px}
.step p{font-size:14px;color:var(--muted);opacity:.88}

/* ============ INSIGHT CARDS ============ */
.insight-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.insight{border:1px solid var(--line-soft);border-radius:var(--r-lg);overflow:hidden;background:rgba(11,46,30,.6);transition:.26s}
.insight:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.42);box-shadow:0 18px 40px rgba(0,0,0,.4)}
.insight img{width:100%;height:172px;object-fit:cover}
.insight-body{padding:20px}
.insight-body h3{font-size:16px;font-weight:800;line-height:1.42;margin-bottom:10px}
.insight-body p{font-size:14px;color:var(--muted);opacity:.9}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}

/* ============ CATEGORY ENTRY ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cat-card{display:block;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
  background:linear-gradient(160deg,rgba(11,46,30,.88),rgba(5,31,20,.92));transition:.26s}
.cat-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 18px 40px rgba(0,0,0,.42)}
.cat-card b{display:block;font-size:17px;font-weight:800;margin-bottom:9px}
.cat-card p{font-size:14px;color:var(--muted);opacity:.88}
.cat-card .go{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:13px;font-weight:700;color:var(--gold-l)}

/* ============ NEWS LIST ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{display:block;border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:22px;background:rgba(11,46,30,.6);transition:.24s}
.news-card:hover{border-color:rgba(245,158,11,.45);transform:translateY(-3px);box-shadow:0 16px 36px rgba(0,0,0,.38)}
.news-cat{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-l);
  background:rgba(245,158,11,.1);border:1px solid var(--line);border-radius:6px;padding:4px 9px;margin-bottom:13px}
.news-card h3{font-size:15.6px;font-weight:700;line-height:1.45;margin-bottom:9px}
.news-card p{font-size:13.8px;color:var(--muted);opacity:.85}
.news-date{display:block;margin-top:14px;font-size:12px;color:var(--olive)}
.empty-note{border:1px dashed var(--line);border-radius:var(--r-md);padding:26px;color:var(--muted);background:rgba(11,46,30,.4)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--r-md);background:rgba(11,46,30,.55);overflow:hidden;transition:.24s}
.faq-item[open]{border-color:rgba(245,158,11,.42);background:rgba(11,46,30,.82)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:15.4px;font-weight:700;display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:700;color:var(--gold-l);line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 22px 20px;font-size:14.4px;color:var(--muted);opacity:.9}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(125deg,rgba(245,158,11,.16),rgba(11,46,30,.92) 55%,rgba(5,31,20,.96));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:40px;box-shadow:var(--shadow);
  display:grid;grid-template-columns:1.45fr .85fr;gap:30px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:900;line-height:1.28}
.cta-band p{color:var(--muted);opacity:.9;margin-top:12px;font-size:15px}
.cta-actions{display:flex;flex-direction:column;gap:12px}

/* ============ FOOTER ============ */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line);padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:34px;border-bottom:1px solid var(--line-soft)}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--muted);opacity:.85;max-width:340px;line-height:1.7}
.footer-col h4{font-size:12.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-l);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);opacity:.85;transition:.2s;display:inline-block}
.footer-col a:hover{color:var(--gold-l);opacity:1;transform:translateX(4px)}
.pay-note{font-size:14px;color:var(--muted);opacity:.85;line-height:1.9}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:12.6px;color:var(--olive)}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:58px;height:58px;border-radius:50%;
  display:block;background:radial-gradient(circle at 32% 26%,#4A3208,#0B0C0E 72%);
  border:2px solid var(--gold);box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:opacity .25s,box-shadow .25s;animation:fabFloat 3.8s ease-in-out infinite;
}
.fab:hover{opacity:1;box-shadow:0 10px 32px rgba(245,158,11,.5)}
.fab-core{position:relative;width:100%;height:100%;border-radius:50%;display:grid;place-items:center;transition:transform .25s;color:var(--gold-l)}
.fab:hover .fab-core{transform:scale(1.1)}
.fab:active .fab-core{transform:scale(.94) translateY(3px)}
.fab-core svg{width:24px;height:24px;transition:transform .5s ease}
.fab:hover .fab-core svg{transform:rotate(360deg)}
.fab-gem{position:absolute;top:1px;right:1px;width:13px;height:13px;border-radius:50%;background:var(--red);box-shadow:0 0 0 2px rgba(248,250,252,.9)}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ============ RESPONSIVE ============ */
@media (max-width:1100px){
  .nav-toggle{display:grid}
  .nav-links{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    margin:0;gap:6px;padding:16px 4% 20px;background:rgba(5,31,20,.99);
    border-bottom:1px solid var(--line);box-shadow:0 24px 40px rgba(0,0,0,.5);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:12px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .split{grid-template-columns:1fr;gap:28px}
  .split-sticky{position:static}
  .grid-4,.steps,.milestones{grid-template-columns:repeat(2,minmax(0,1fr))}
  .insight-grid,.news-grid,.cat-grid,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:1fr}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:48px 0 56px}
  .grid-2,.grid-3,.grid-4,.insight-grid,.news-grid,.cat-grid,.steps,.milestones,.quick-grid{grid-template-columns:1fr}
  .match-row{grid-template-columns:1fr;gap:12px}
  .match-odds{justify-content:flex-start}
  .scenario-list{padding:6px 18px}
  .scenario{flex-direction:column;gap:12px}
  .cta-band{padding:28px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:10px}
}
@media (max-width:560px){
  body{font-size:15px}
  .brand-mark{display:none}
  .brand-text{font-size:12px;white-space:normal;line-height:1.15;max-width:120px}
  .brand-text span{display:none}
  .btn-login{padding:8px 12px;font-size:13px}
  .btn-signup{padding:9px 13px;font-size:13px}
  .nav{gap:10px}
  .hero h1{font-size:26px}
  .stat-chip{min-width:calc(50% - 6px);flex:1 1 auto}
  .btn{width:100%}
  .hero-actions{flex-direction:column}
  .fab{left:12px;bottom:88px;width:54px;height:54px}
}