/* roulang page: index */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0F3B27;
  --panel:rgba(11,46,30,.78);
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-3:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(209,250,229,.12);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 18px 46px rgba(0,0,0,.46);
  --shadow-gold:0 10px 32px rgba(245,158,11,.28);
  --container:1180px;
  --trans:.28s cubic-bezier(.4,0,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.68;
  overflow-x:hidden;
@import url('/assets/css/vendor/d3ed4e98d7-css2.css');
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:var(--trans)}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  color:#08281A;font-size:19px;box-shadow:var(--shadow-gold);
}
.brand-text strong{display:block;font-size:15.5px;font-weight:800;letter-spacing:.2px;line-height:1.2}
.brand-text small{display:block;font-size:10.5px;color:var(--olive);letter-spacing:.7px;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{padding:9px 14px;border-radius:11px;font-size:14px;font-weight:600;color:var(--mint);opacity:.85}
.nav-link:hover{background:rgba(245,158,11,.1);color:var(--gold-2);opacity:1}
.nav-link.active{color:var(--gold-2);background:rgba(245,158,11,.14);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(245,158,11,.08);color:var(--gold-2);place-items:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(245,158,11,.18)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px;
  border:1px solid transparent;cursor:pointer;transition:var(--trans);white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#0A1F14;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.44)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--gold-2)}
.btn-ghost:hover{background:rgba(245,158,11,.12);border-color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-block{width:100%}

/* ---------- Section base ---------- */
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.75),rgba(5,31,20,.95))}
.section-line{border-top:1px solid var(--line-soft)}
.section-head{max-width:800px;margin-bottom:38px}
.section-head h2{font-size:clamp(23px,3vw,33px);line-height:1.32;font-weight:800;letter-spacing:-.2px;margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.86;font-size:15.5px;max-width:760px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);padding:6px 13px;border-radius:999px;margin-bottom:16px;
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:66px 0 86px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.22;filter:saturate(.9);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 18%,rgba(245,158,11,.18),transparent 52%),
    radial-gradient(circle at 88% 78%,rgba(16,185,129,.16),transparent 55%),
    linear-gradient(180deg,rgba(5,31,20,.72),var(--bg) 94%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(26px,3.6vw,42px);line-height:1.26;font-weight:800;
  letter-spacing:-.5px;margin-bottom:18px;
  background:linear-gradient(120deg,#FFFFFF 30%,var(--gold-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{color:var(--mint);opacity:.9;font-size:16px;max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px}
.hero-facts li{
  flex:1 1 150px;background:rgba(11,46,30,.7);border:1px solid var(--line-soft);
  border-radius:14px;padding:13px 16px;
}
.hero-facts strong{display:block;font-size:19px;color:var(--gold-2);font-weight:800;line-height:1.2}
.hero-facts span{font-size:12.5px;color:var(--mint);opacity:.78}

.hero-feature{
  background:linear-gradient(165deg,rgba(15,59,39,.96),rgba(6,28,18,.98));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
}
.feature-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.hero-feature:hover .feature-media img{transform:scale(1.05)}
.corner-tag{
  position:absolute;top:14px;right:14px;background:linear-gradient(135deg,#DC2626,#7F1D1D);
  color:#FFF;font-size:11px;font-weight:800;letter-spacing:1px;
  padding:6px 12px;border-radius:8px;box-shadow:0 8px 20px rgba(220,38,38,.4);
}
.feature-body{padding:24px 24px 26px}
.feature-body h2{font-size:18px;font-weight:700;margin-bottom:10px}
.feature-body p{font-size:14.5px;color:var(--mint);opacity:.86;margin-bottom:16px}
.progress{height:8px;border-radius:999px;background:rgba(209,250,229,.12);overflow:hidden;margin-bottom:12px}
.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--gold-2));border-radius:999px}
.feature-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--olive);font-weight:600}

/* ---------- KPI ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kpi{
  background:linear-gradient(165deg,rgba(15,59,39,.8),rgba(7,32,21,.9));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px 22px;
  transition:var(--trans);
}
.kpi:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.kpi-value{display:block;font-size:clamp(24px,2.6vw,31px);font-weight:800;color:var(--gold-2);line-height:1.1;margin-bottom:8px}
.kpi-label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px}
.kpi p{font-size:13px;color:var(--mint);opacity:.72}

/* ---------- Cards ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  background:linear-gradient(160deg,rgba(15,59,39,.88),rgba(8,36,24,.94));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 24px;transition:var(--trans);position:relative;
}
.card:hover{transform:translateY(-5px);border-color:rgba(245,158,11,.5);box-shadow:var(--shadow)}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(245,158,11,.14);border:1px solid var(--line);
  color:var(--gold-2);font-size:19px;margin-bottom:16px;
}
.card h3{font-size:17px;font-weight:700;margin-bottom:9px;line-height:1.4}
.card p{font-size:14.2px;color:var(--mint);opacity:.82}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.6px;
  text-transform:uppercase;color:var(--gold-2);
  background:rgba(245,158,11,.13);border:1px solid var(--line);
  padding:4px 10px;border-radius:999px;
}

/* ---------- Compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{border-radius:var(--radius);padding:28px 26px;border:1px solid var(--line-soft)}
.compare-us{background:linear-gradient(160deg,rgba(15,59,39,.95),rgba(7,32,21,.95));border-color:var(--line)}
.compare-them{background:rgba(12,20,17,.7)}
.compare-col h3{font-size:17px;font-weight:800;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.compare-us h3 i{color:var(--gold-2)}
.compare-them h3 i{color:#64748B}
.compare-col li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:14.2px;padding:11px 0;border-bottom:1px dashed rgba(209,250,229,.12);
}
.compare-col li:last-child{border-bottom:0}
.compare-us li i{color:#34D399;margin-top:4px}
.compare-them li i{color:#EF4444;margin-top:4px}

/* ---------- Strategy ---------- */
.strategy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:26px}
.strategy-card{
  background:rgba(9,38,26,.72);border:1px solid var(--line-soft);
  border-left:3px solid var(--gold);border-radius:14px;padding:24px 22px;transition:var(--trans);
}
.strategy-card:hover{background:rgba(15,59,39,.86);transform:translateX(4px)}
.strategy-card h3{font-size:16.5px;font-weight:700;line-height:1.45;margin-bottom:11px;color:#FFF}
.strategy-card p{font-size:14.2px;color:var(--mint);opacity:.82}

/* ---------- Channel matrix ---------- */
.channel-card{
  display:block;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-soft);background:rgba(9,38,26,.8);transition:var(--trans);
}
.channel-card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:var(--shadow)}
.channel-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.channel-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.channel-card:hover .channel-media img{transform:scale(1.06)}
.channel-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,31,20,.92))}
.channel-body{padding:20px 22px 24px}
.channel-body h3{font-size:17px;font-weight:700;margin-bottom:8px}
.channel-body p{font-size:14px;color:var(--mint);opacity:.8;margin-bottom:14px}
.channel-link{font-size:13.5px;font-weight:700;color:var(--gold-2);display:inline-flex;align-items:center;gap:7px}
.channel-link i{transition:transform .3s ease}
.channel-card:hover .channel-link i{transform:translateX(5px)}

/* ---------- Milestone ---------- */
.milestone{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;margin-top:14px}
.milestone::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,transparent,var(--line),transparent);
}
.milestone-item{position:relative;padding-top:60px}
.milestone-dot{
  position:absolute;top:12px;left:0;width:30px;height:30px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  display:grid;place-items:center;color:#08281A;font-size:12px;font-weight:800;
  box-shadow:0 0 0 5px rgba(245,158,11,.14);
}
.milestone-item h3{font-size:15.5px;font-weight:700;margin-bottom:7px}
.milestone-item p{font-size:13.5px;color:var(--mint);opacity:.76}

/* ---------- Reward tiers ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tier{
  border-radius:var(--radius);padding:28px 24px;border:1px solid var(--line-soft);
  background:linear-gradient(165deg,rgba(11,46,30,.86),rgba(6,28,18,.94));transition:var(--trans);
}
.tier:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.tier.featured{
  border-color:var(--gold);background:linear-gradient(165deg,rgba(28,66,44,.95),rgba(9,38,26,.98));
  box-shadow:var(--shadow-gold);
}
.tier-badge{font-size:11px;font-weight:800;letter-spacing:1px;color:var(--gold-2);text-transform:uppercase}
.tier h3{font-size:19px;font-weight:800;margin:10px 0 8px}
.tier-value{font-size:30px;font-weight:800;color:var(--gold-2);line-height:1.1;margin-bottom:14px}
.tier-value small{font-size:13px;color:var(--mint);opacity:.7;font-weight:600;display:block;margin-top:6px}
.tier ul li{font-size:13.8px;color:var(--mint);opacity:.86;padding:8px 0 8px 22px;position:relative}
.tier ul li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:8px;color:var(--gold);font-size:12px;
}

/* ---------- Reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
  background:rgba(9,38,26,.72);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px 24px;transition:var(--trans);
}
.review:hover{border-color:var(--line);transform:translateY(-4px)}
.stars{color:var(--gold-2);font-size:13px;letter-spacing:2px;margin-bottom:13px}
.review p{font-size:14.2px;color:var(--mint);opacity:.86;margin-bottom:18px}
.review-user{display:flex;align-items:center;gap:11px}
.review-avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));color:#08281A;
  font-weight:800;font-size:15px;
}
.review-user strong{display:block;font-size:14px}
.review-user span{font-size:12px;color:var(--olive)}

/* ---------- News (CMS) ---------- */
.news-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:26px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:grid;grid-template-columns:180px 1fr;gap:18px;align-items:center;
  background:rgba(9,38,26,.7);border:1px solid var(--line-soft);
  border-radius:16px;padding:14px;transition:var(--trans);
}
.news-item:hover{border-color:var(--line);background:rgba(15,59,39,.82);transform:translateX(4px)}
.news-thumb{border-radius:12px;overflow:hidden;aspect-ratio:16/11}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.news-meta time{font-size:12px;color:var(--olive);font-weight:600}
.news-body h3{font-size:16px;font-weight:700;line-height:1.45;margin-bottom:7px}
.news-body h3 a:hover{color:var(--gold-2)}
.news-body p{font-size:13.6px;color:var(--mint);opacity:.76;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-side{
  background:linear-gradient(165deg,rgba(15,59,39,.9),rgba(6,28,18,.95));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
}
.news-side h3{font-size:16px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.news-side h3 i{color:var(--gold-2)}
.pick{padding:13px 0;border-bottom:1px dashed rgba(209,250,229,.14)}
.pick:last-child{border-bottom:0;padding-bottom:0}
.pick a{font-size:14px;font-weight:600;line-height:1.5;display:block;margin-bottom:5px}
.pick a:hover{color:var(--gold-2)}
.pick span{font-size:12px;color:var(--olive)}
.empty-state{
  text-align:center;padding:44px 20px;border:1px dashed var(--line);
  border-radius:var(--radius);color:var(--mint);opacity:.8;font-size:14.5px;
}

/* ---------- Trust ---------- */
.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(9,38,26,.68);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:22px 20px;transition:var(--trans);
}
.trust-item:hover{border-color:var(--line);transform:translateY(-3px)}
.trust-item i{font-size:20px;color:var(--gold-2);margin-top:4px}
.trust-item h3{font-size:15px;font-weight:700;margin-bottom:6px}
.trust-item p{font-size:13.4px;color:var(--mint);opacity:.78}

/* ---------- Payment ---------- */
.pay-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
.pay-badge{
  display:flex;align-items:center;gap:10px;
  background:rgba(9,38,26,.8);border:1px solid var(--line-soft);
  border-radius:14px;padding:14px 20px;font-size:14px;font-weight:700;transition:var(--trans);
}
.pay-badge:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow-gold)}
.pay-badge i{color:var(--gold-2);font-size:17px}

/* ---------- Scenario ---------- */
.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scenario{
  border-radius:var(--radius);border:1px solid var(--line-soft);
  background:rgba(9,38,26,.66);padding:24px 22px;transition:var(--trans);
}
.scenario:hover{border-color:var(--line);background:rgba(15,59,39,.82)}
.scenario h3{font-size:16px;font-weight:700;margin-bottom:9px;display:flex;align-items:center;gap:10px}
.scenario h3 i{color:var(--gold-2);font-size:15px}
.scenario p{font-size:14px;color:var(--mint);opacity:.8}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;background:linear-gradient(165deg,rgba(15,59,39,.82),rgba(7,32,21,.92));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:30px 24px 26px;transition:var(--trans);
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step-num{
  position:absolute;top:-16px;left:24px;width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));color:#08281A;
  display:grid;place-items:center;font-weight:800;font-size:15px;box-shadow:var(--shadow-gold);
}
.step h3{font-size:16.5px;font-weight:700;margin-bottom:9px;margin-top:6px}
.step p{font-size:14.2px;color:var(--mint);opacity:.82}

/* ---------- Changelog ---------- */
.changelog{border-left:2px solid var(--line);padding-left:26px;display:flex;flex-direction:column;gap:22px}
.log-item{position:relative}
.log-item::before{
  content:"";position:absolute;left:-33px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 4px rgba(245,158,11,.16);
}
.log-item h3{font-size:15.5px;font-weight:700;margin-bottom:6px}
.log-item p{font-size:14px;color:var(--mint);opacity:.8}

/* ---------- FAQ ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.qa{background:rgba(9,38,26,.7);border:1px solid var(--line-soft);border-radius:var(--radius);padding:22px 20px}
.qa h3{font-size:15px;font-weight:700;margin-bottom:9px;color:var(--gold-2)}
.qa p{font-size:13.8px;color:var(--mint);opacity:.84}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:rgba(9,38,26,.72);border:1px solid var(--line-soft);
  border-radius:14px;overflow:hidden;transition:var(--trans);
}
.faq-item[open]{border-color:var(--line);background:rgba(15,59,39,.8)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15px;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:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gold-2);font-size:13px;transition:transform .3s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;font-size:14.2px;color:var(--mint);opacity:.84}

/* ---------- Final CTA ---------- */
.cta-final{padding:82px 0 92px}
.cta-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  background:linear-gradient(140deg,rgba(15,59,39,.96),rgba(6,28,18,.98));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px 42px;box-shadow:var(--shadow);
}
.cta-copy h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;line-height:1.32;margin-bottom:14px}
.cta-copy p{font-size:14.8px;color:var(--mint);opacity:.86;margin-bottom:20px}
.check-list li{font-size:14.2px;color:var(--mint);opacity:.9;padding:7px 0 7px 24px;position:relative}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:7px;color:var(--gold);font-size:12px;
}
.cta-form{
  background:rgba(5,31,20,.72);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:28px 26px;
}
.cta-form label{display:block;font-size:12.5px;font-weight:700;letter-spacing:.4px;margin-bottom:7px;color:var(--mint)}
.cta-form .field{margin-bottom:16px}
.cta-form input,.cta-form select{
  width:100%;padding:12px 14px;border-radius:11px;
  background:rgba(11,46,30,.85);border:1px solid var(--line-soft);
  font-size:14px;transition:var(--trans);
}
.cta-form input:focus,.cta-form select:focus{border-color:var(--gold);outline:none;box-shadow:0 0 0 3px rgba(245,158,11,.16)}
.form-note{font-size:12px;color:var(--olive);margin-top:12px;line-height:1.6;text-align:center}

/* ---------- Footer ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(4,24,15,.9),#03150D);
  border-top:1px solid var(--line-soft);padding:58px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;font-size:17px}
.footer-brand strong{font-size:15px;font-weight:800;line-height:1.3}
.footer-col h3{font-size:14px;font-weight:800;margin-bottom:16px;color:var(--gold-2);letter-spacing:.3px}
.footer-col p{font-size:13.6px;color:var(--mint);opacity:.72;margin-bottom:10px}
.footer-col li{margin-bottom:10px}
.footer-col li a{font-size:13.8px;color:var(--mint);opacity:.78}
.footer-col li a:hover{color:var(--gold-2);opacity:1;padding-left:4px}
.footer-col li span{font-size:13.6px;color:var(--mint);opacity:.78}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:12.8px;color:var(--olive);opacity:.85}
.age-badge{
  display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:800;
  border:1px solid var(--line);color:var(--gold-2);padding:5px 11px;border-radius:999px;
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#2A1B06,#0B0C0E 72%);
  border:2px solid var(--gold);
  color:var(--gold-2);font-size:21px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.86;transition:var(--trans);
  animation:fabFloat 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.94) translateY(3px);animation:none}
.fab i{transition:transform .45s cubic-bezier(.4,0,.2,1)}
.fab:hover i{transform:rotate(360deg)}
.fab-badge{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #FFF;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .trust-strip{grid-template-columns:repeat(2,1fr)}
  .milestone{grid-template-columns:repeat(2,1fr);gap:26px}
  .milestone::before{display:none}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-panel{grid-template-columns:1fr;gap:30px;padding:34px 28px}
}
@media (max-width:920px){
  .nav-wrap{height:70px}
  .main-nav{
    position:fixed;top:70px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:6px;padding:16px;
    background:rgba(4,26,16,.99);border-bottom:1px solid var(--line);
    transform:translateY(-140%);transition:transform .32s ease;max-height:calc(100vh - 70px);overflow-y:auto;
  }
  .main-nav.open{transform:translateY(0)}
  .nav-link{padding:13px 14px;font-size:15px}
  .nav-toggle{display:grid;margin-left:auto}
  .nav-actions{margin-left:0}
  .brand-text small{display:none}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .strategy-grid{grid-template-columns:1fr}
  .tier-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .scenario-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .section{padding:56px 0}
  .hero{padding:44px 0 62px}
  .container{padding:0 16px}
  .brand-text strong{font-size:14px}
  .btn{padding:10px 16px;font-size:13.4px}
  .btn-lg{padding:12px 20px;font-size:14px}
  .nav-actions .btn-ghost{padding:9px 13px;font-size:13px}
  .kpi-grid,.grid-2,.grid-3,.grid-4,.trust-strip,.milestone{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr;gap:12px}
  .news-thumb{aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .fab{width:54px;height:54px;bottom:82px;left:12px;font-size:19px}
  .cta-panel{padding:26px 20px}
  .cta-form{padding:22px 18px}
}

/* roulang page: article */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0F3B27;
  --panel:rgba(11,46,30,.78);
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-3:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(209,250,229,.12);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 18px 46px rgba(0,0,0,.46);
  --shadow-gold:0 10px 32px rgba(245,158,11,.28);
  --container:1180px;
  --trans:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.68;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:var(--trans)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  color:#08281A;font-size:19px;box-shadow:var(--shadow-gold);
}
.brand-text strong{display:block;font-size:15.5px;font-weight:800;letter-spacing:.2px;line-height:1.2}
.brand-text small{display:block;font-size:10.5px;color:var(--olive);letter-spacing:.7px;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{padding:9px 14px;border-radius:11px;font-size:14px;font-weight:600;color:var(--mint);opacity:.85;white-space:nowrap}
.nav-link:hover{background:rgba(245,158,11,.1);color:var(--gold-2);opacity:1}
.nav-link.active{color:var(--gold-2);background:rgba(245,158,11,.14);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(245,158,11,.08);color:var(--gold-2);place-items:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(245,158,11,.18)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px;
  border:1px solid transparent;cursor:pointer;transition:var(--trans);white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#0A1F14;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.44)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--gold-2)}
.btn-ghost:hover{background:rgba(245,158,11,.12);border-color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-block{width:100%}

/* ---------- Section base ---------- */
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.72),rgba(5,31,20,.96))}
.section-line{border-top:1px solid var(--line-soft)}
.section-head{max-width:800px;margin-bottom:34px}
.section-head h2{font-size:clamp(23px,3vw,32px);line-height:1.32;font-weight:800;letter-spacing:-.2px;margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.86;font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);padding:6px 13px;border-radius:999px;margin-bottom:16px;
}

/* ---------- Article hero ---------- */
.article-hero{position:relative;padding:44px 0 58px;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.article-hero-bg{
  position:absolute;inset:0;background:url('/assets/images/180423cac9415fe1.jpg') center/cover no-repeat;
  opacity:.2;filter:saturate(.85);
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 15% 20%,rgba(245,158,11,.18),transparent 55%),
    radial-gradient(circle at 85% 80%,rgba(16,185,129,.15),transparent 58%),
    linear-gradient(180deg,rgba(5,31,20,.7),var(--bg) 95%);
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--olive);margin-bottom:18px}
.breadcrumb a:hover{color:var(--gold-2)}
.breadcrumb i{font-size:9px}
.article-hero h1{
  font-size:clamp(25px,3.5vw,40px);line-height:1.3;font-weight:800;letter-spacing:-.4px;
  max-width:920px;margin-bottom:16px;
  background:linear-gradient(120deg,#FFFFFF 32%,var(--gold-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-desc{color:var(--mint);opacity:.9;font-size:16px;max-width:820px;margin-bottom:22px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--mint);
  background:rgba(11,46,30,.78);border:1px solid var(--line-soft);border-radius:999px;padding:7px 14px;
}
.meta-chip i{color:var(--gold-2);font-size:12px}
.hero-cover{
  margin-top:30px;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);position:relative;
}
.hero-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}
.corner-tag{
  position:absolute;top:16px;left:16px;background:linear-gradient(135deg,#DC2626,#7F1D1D);
  color:#FFF;font-size:11px;font-weight:800;letter-spacing:1px;
  padding:7px 13px;border-radius:9px;box-shadow:0 8px 20px rgba(220,38,38,.42);
}

/* ---------- Highlight strip ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
  background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:20px 20px 18px;transition:var(--trans);
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.stat-card strong{display:block;font-size:24px;font-weight:800;color:var(--gold-2);line-height:1.2;margin-bottom:6px}
.stat-card span{font-size:13px;color:var(--mint);opacity:.82}

/* ---------- Article body ---------- */
.article-layout{max-width:860px}
.article-body{font-size:16.5px;color:#EBF7F0}
.article-body h2{
  font-size:clamp(21px,2.4vw,26px);font-weight:800;color:var(--gold-2);
  margin:36px 0 14px;padding-left:14px;border-left:3px solid var(--gold);line-height:1.4;
}
.article-body h3{font-size:18.5px;font-weight:700;color:#FFFFFF;margin:26px 0 10px}
.article-body p{margin-bottom:16px;color:#E4F4EC}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:2px}
.article-body ul li{position:relative;padding-left:24px;margin-bottom:9px;color:#E4F4EC}
.article-body ul li::before{
  content:"";position:absolute;left:6px;top:11px;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:9px;counter-increment:li;color:#E4F4EC}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:2px;width:21px;height:21px;border-radius:7px;
  display:grid;place-items:center;font-size:11.5px;font-weight:800;color:#0A1F14;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
}
.article-body a{color:var(--gold-2);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#FFF}
.article-body strong{color:#FFFFFF}
.article-body img{border-radius:var(--radius);margin:20px 0;border:1px solid var(--line-soft)}
.article-body blockquote{
  margin:22px 0;padding:18px 22px;border-left:3px solid var(--gold);
  background:rgba(11,46,30,.72);border-radius:0 var(--radius) var(--radius) 0;color:var(--mint);
}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--line-soft);text-align:left}
.article-body th{background:rgba(245,158,11,.12);color:var(--gold-2);font-weight:700}
.empty-state{
  background:var(--panel);border:1px dashed var(--line);border-radius:var(--radius-lg);
  padding:34px 26px;text-align:center;
}
.empty-state h2{font-size:21px;font-weight:800;margin-bottom:10px}
.empty-state p{color:var(--mint);opacity:.85;margin-bottom:18px}

/* ---------- Mid CTA band ---------- */
.cta-band{
  margin:34px 0 0;padding:26px 28px;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,rgba(245,158,11,.16),rgba(11,46,30,.9));
  border:1px solid var(--line);display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;
}
.cta-band h3{font-size:19px;font-weight:800;margin-bottom:6px}
.cta-band p{font-size:14px;color:var(--mint);opacity:.88;max-width:600px}

/* ---------- Payment grid ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.pay-card{
  background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px;transition:var(--trans);
}
.pay-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.pay-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(245,158,11,.14);border:1px solid var(--line);color:var(--gold-2);font-size:19px;
}
.pay-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.pay-card p{font-size:14px;color:var(--mint);opacity:.84}
.pay-card .tag{
  display:inline-block;margin-top:12px;font-size:11px;font-weight:700;letter-spacing:.6px;
  text-transform:uppercase;color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);border-radius:999px;padding:4px 10px;
}

/* ---------- Milestone timeline ---------- */
.milestone{position:relative;padding-left:30px;border-left:2px solid var(--line-soft)}
.milestone-item{position:relative;padding:0 0 26px 8px}
.milestone-item:last-child{padding-bottom:0}
.milestone-item::before{
  content:"";position:absolute;left:-39px;top:6px;width:14px;height:14px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));box-shadow:0 0 0 4px rgba(245,158,11,.12);
}
.milestone-item strong{display:block;font-size:16.5px;font-weight:700;color:#FFFFFF;margin-bottom:6px}
.milestone-item span{font-size:14px;color:var(--mint);opacity:.84}

/* ---------- Steps ---------- */
.step-list{display:grid;gap:16px}
.step{
  display:flex;gap:16px;align-items:flex-start;background:var(--panel);
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:20px 22px;transition:var(--trans);
}
.step:hover{border-color:var(--line);transform:translateX(4px)}
.step-num{
  flex-shrink:0;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#0A1F14;background:linear-gradient(135deg,var(--gold-2),var(--gold));
}
.step h3{font-size:16px;font-weight:700;margin-bottom:6px}
.step p{font-size:14px;color:var(--mint);opacity:.85}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;transition:var(--trans)}
.faq-item[open]{border-color:var(--line);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--gold-2);transition:var(--trans);font-size:14px}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item .faq-answer{padding:0 22px 20px;color:var(--mint);opacity:.88;font-size:14.5px}

/* ---------- Conversion form ---------- */
.convert-panel{
  background:linear-gradient(160deg,rgba(15,59,39,.96),rgba(6,28,18,.98));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;
  box-shadow:var(--shadow);
}
.convert-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:start}
.convert-panel h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;margin-bottom:12px;line-height:1.35}
.convert-panel p.lead{color:var(--mint);opacity:.88;font-size:15px;margin-bottom:20px}
.benefit-list li{display:flex;gap:11px;align-items:flex-start;margin-bottom:11px;font-size:14.5px;color:var(--mint)}
.benefit-list i{color:var(--gold-2);margin-top:4px}
.form-grid{display:grid;gap:14px}
.field label{display:block;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--olive);margin-bottom:7px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:12px;background:rgba(5,31,20,.85);
  border:1px solid var(--line-soft);color:var(--text);font-size:14.5px;transition:var(--trans);
}
.field input::placeholder{color:rgba(209,250,229,.4)}
.field input:focus,.field select:focus{border-color:var(--gold);background:rgba(5,31,20,.98);outline:none}
.form-note{font-size:12.5px;color:var(--olive);text-align:center}

/* ---------- Related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;transition:var(--trans);display:flex;flex-direction:column;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.post-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.post-card .post-body{padding:18px 20px 22px}
.post-card h3{font-size:16px;font-weight:700;line-height:1.45;margin-bottom:8px}
.post-card:hover h3{color:var(--gold-2)}
.post-card p{font-size:13.5px;color:var(--mint);opacity:.82}
.more-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--gold-2);margin-top:18px}
.more-link:hover{gap:12px;color:#FFF}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;background:radial-gradient(circle at 32% 28%,#1B4B33,#071F14 72%);
  border:2px solid var(--gold);box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:var(--trans);animation:fabFloat 3.6s ease-in-out infinite;
}
.fab i{color:var(--gold-2);font-size:21px;transition:var(--trans)}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:hover i{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(4px)}
.fab-badge{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #FFF;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ---------- Footer ---------- */
.site-footer{background:linear-gradient(180deg,rgba(5,31,20,.6),#03170F);border-top:1px solid var(--line-soft);padding:58px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:15px;font-weight:800;line-height:1.35}
.footer-col p{font-size:13.8px;color:var(--mint);opacity:.78;margin-bottom:10px}
.footer-col h3{font-size:13px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--gold-2);margin-bottom:14px}
.footer-col ul li{margin-bottom:9px;font-size:13.8px;color:var(--mint);opacity:.8}
.footer-col ul li a:hover{color:var(--gold-2);opacity:1}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding-top:20px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:var(--olive)}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--gold-2);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;background:rgba(245,158,11,.1);
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .convert-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .main-nav{
    position:absolute;top:70px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(5,31,20,.985);border-bottom:1px solid var(--line);padding:14px 20px 18px;
    backdrop-filter:blur(14px);
  }
  .main-nav.open{display:flex}
  .nav-wrap{height:70px;gap:12px}
  .nav-actions{margin-left:auto;gap:8px}
  .nav-toggle{display:grid}
  .nav-actions .btn{padding:9px 14px;font-size:12.5px;border-radius:10px}
  .brand-text strong{font-size:14px}
}
@media (max-width:640px){
  .section{padding:54px 0}
  .stat-strip{grid-template-columns:1fr}
  .grid-4,.grid-3,.grid-2,.related-grid{grid-template-columns:1fr}
  .article-hero{padding:30px 0 44px}
  .hero-cover img{aspect-ratio:16/11}
  .convert-panel{padding:22px}
  .cta-band{padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .nav-actions .btn-ghost{padding:8px 10px;font-size:12px}
  .nav-actions .btn-gold{padding:8px 12px;font-size:12px}
  .brand-text small{display:none}
  .article-body{font-size:16px}
  .step{flex-direction:column;gap:12px}
}

/* roulang page: category1 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0F3B27;
  --panel:rgba(11,46,30,.78);
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-3:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(209,250,229,.12);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 18px 46px rgba(0,0,0,.46);
  --shadow-gold:0 10px 32px rgba(245,158,11,.28);
  --container:1180px;
  --trans:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.68;
  margin:0;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:var(--trans)}
button,input,select,textarea{font:inherit;color:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.35}
p{margin:0 0 12px}
p:last-child{margin-bottom:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:8px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  color:#08281A;font-size:19px;box-shadow:var(--shadow-gold);
}
.brand-text strong{display:block;font-size:15.5px;font-weight:800;letter-spacing:.2px;line-height:1.2}
.brand-text small{display:block;font-size:10.5px;color:var(--olive);letter-spacing:.7px;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{padding:9px 14px;border-radius:11px;font-size:14px;font-weight:600;color:var(--mint);opacity:.85}
.nav-link:hover{background:rgba(245,158,11,.1);color:var(--gold-2);opacity:1}
.nav-link.active{color:var(--gold-2);background:rgba(245,158,11,.14);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(245,158,11,.08);color:var(--gold-2);place-items:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(245,158,11,.18)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px;
  border:1px solid transparent;cursor:pointer;transition:var(--trans);white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#0A1F14;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.44)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--gold-2)}
.btn-ghost:hover{background:rgba(245,158,11,.12);border-color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-block{width:100%}

/* ---------- Section base ---------- */
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.75),rgba(5,31,20,.95))}
.section-line{border-top:1px solid var(--line-soft)}
.section-head{max-width:800px;margin-bottom:38px}
.section-head h2{font-size:clamp(23px,3vw,33px);font-weight:800;letter-spacing:-.2px;margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.86;font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);padding:6px 13px;border-radius:999px;margin-bottom:16px;
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 78px;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 8% 12%,rgba(245,158,11,.16),transparent 50%),
    radial-gradient(circle at 92% 82%,rgba(16,185,129,.15),transparent 55%);
}
.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(26px,3.6vw,42px);line-height:1.24;font-weight:800;
  letter-spacing:-.5px;margin-bottom:18px;
  background:linear-gradient(120deg,#FFFFFF 32%,var(--gold-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{color:var(--mint);opacity:.9;font-size:16px;max-width:620px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:26px}
.status-bar{
  display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;
  background:rgba(11,46,30,.72);border:1px solid var(--line-soft);
  border-radius:14px;padding:13px 18px;font-size:13px;color:var(--mint);
}
.status-bar .dot{
  width:9px;height:9px;border-radius:50%;background:#22C55E;display:inline-block;margin-right:7px;
  box-shadow:0 0 0 0 rgba(34,197,94,.7);animation:pulse 2s infinite;
}
.status-bar b{color:var(--gold-2);font-weight:700}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(34,197,94,.6)}
  70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}
  100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}
}
.icon-matrix{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
}
.icon-tile{
  background:linear-gradient(165deg,rgba(15,59,39,.95),rgba(6,28,18,.98));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:20px 14px;text-align:center;transition:var(--trans);
}
.icon-tile:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.icon-tile i{
  font-size:22px;color:var(--gold-2);display:block;margin-bottom:10px;
}
.icon-tile strong{display:block;font-size:13.5px;font-weight:700;margin-bottom:4px}
.icon-tile span{font-size:11.5px;color:var(--mint);opacity:.7}

/* ---------- Data dashboard ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  background:linear-gradient(160deg,rgba(15,59,39,.9),rgba(7,30,20,.96));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px 22px;transition:var(--trans);
}
.stat-card:hover{border-color:var(--line);transform:translateY(-3px)}
.stat-card .num{
  font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--gold-2);line-height:1.1;display:block;
}
.stat-card .lbl{font-size:13.5px;color:var(--mint);opacity:.85;margin-top:8px;display:block}
.stat-card .badge-mini{
  display:inline-block;margin-top:12px;font-size:11px;font-weight:700;letter-spacing:.6px;
  color:#0A1F14;background:linear-gradient(135deg,var(--gold-2),var(--gold));
  padding:3px 9px;border-radius:999px;text-transform:uppercase;
}

/* ---------- Room cards ---------- */
.room-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.room-card{
  background:linear-gradient(170deg,rgba(15,59,39,.92),rgba(6,28,18,.98));
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:var(--trans);
}
.room-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.room-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.room-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.room-card:hover .room-media img{transform:scale(1.06)}
.corner-tag{
  position:absolute;top:12px;right:12px;
  background:linear-gradient(135deg,#DC2626,#7F1D1D);color:#FFF;
  font-size:10.5px;font-weight:800;letter-spacing:1px;padding:5px 11px;border-radius:8px;
  box-shadow:0 8px 20px rgba(220,38,38,.35);
}
.room-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.room-body h3{font-size:17px;font-weight:700;margin-bottom:9px}
.room-body p{font-size:14px;color:var(--mint);opacity:.84}
.room-meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:16px;
}
.chip{
  font-size:11.5px;font-weight:600;padding:5px 11px;border-radius:999px;
  background:rgba(245,158,11,.11);border:1px solid var(--line);color:var(--gold-2);
}

/* ---------- Process ---------- */
.step-list{display:grid;gap:16px;counter-reset:step}
.step-item{
  display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
  background:rgba(11,46,30,.55);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:20px 22px;transition:var(--trans);
}
.step-item:hover{border-color:var(--line);background:rgba(15,59,39,.7)}
.step-num{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  color:#0A1F14;font-weight:800;font-size:19px;
}
.step-item h3{font-size:16.5px;font-weight:700;margin-bottom:6px}
.step-item p{font-size:14.5px;color:var(--mint);opacity:.85}

/* ---------- Compare table ---------- */
.table-wrap{
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  overflow:hidden;background:rgba(11,46,30,.5);
}
table.compare{width:100%;border-collapse:collapse;font-size:14.5px}
table.compare thead th{
  background:linear-gradient(135deg,rgba(245,158,11,.18),rgba(245,158,11,.06));
  color:var(--gold-2);font-weight:700;text-align:left;padding:15px 18px;
  font-size:13px;letter-spacing:.6px;text-transform:uppercase;
  border-bottom:1px solid var(--line);
}
table.compare tbody td{
  padding:15px 18px;border-bottom:1px solid var(--line-soft);color:var(--mint);
}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover td{background:rgba(245,158,11,.05)}
table.compare td:first-child{color:var(--text);font-weight:600}

/* ---------- Milestones ---------- */
.milestone-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.milestone{
  position:relative;background:rgba(11,46,30,.6);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:24px 20px 22px;transition:var(--trans);
}
.milestone::before{
  content:"";position:absolute;left:20px;top:0;width:44px;height:3px;border-radius:0 0 4px 4px;
  background:linear-gradient(90deg,var(--gold-2),var(--gold-3));
}
.milestone:hover{border-color:var(--line);transform:translateY(-3px)}
.milestone .tag{
  font-size:11px;font-weight:700;letter-spacing:.9px;text-transform:uppercase;color:var(--olive);
}
.milestone h3{font-size:17px;margin:8px 0 8px;font-weight:700}
.milestone p{font-size:13.8px;color:var(--mint);opacity:.82}
.milestone .value{font-size:20px;font-weight:800;color:var(--gold-2);margin-top:12px;display:block}

/* ---------- News list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  background:rgba(11,46,30,.55);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:22px 22px 24px;transition:var(--trans);
  display:flex;flex-direction:column;
}
.news-card:hover{border-color:var(--line);transform:translateY(-4px);background:rgba(15,59,39,.72)}
.news-tag{
  align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);border:1px solid var(--line);
  padding:4px 10px;border-radius:999px;margin-bottom:12px;
}
.news-card h3{font-size:16.5px;font-weight:700;margin-bottom:9px;line-height:1.45}
.news-card h3 a:hover{color:var(--gold-2)}
.news-card p{font-size:14px;color:var(--mint);opacity:.82;margin-bottom:16px}
.news-more{
  margin-top:auto;font-size:13.5px;font-weight:700;color:var(--gold-2);
  display:inline-flex;align-items:center;gap:7px;
}
.news-more:hover{gap:11px}
.empty-note{
  text-align:center;color:var(--mint);opacity:.75;font-size:14.5px;
  border:1px dashed var(--line-soft);border-radius:var(--radius);padding:34px 20px;
}

/* ---------- Assurance ---------- */
.assurance{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line);padding:44px 40px;
}
.assurance-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;opacity:.16;
}
.assurance-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.assurance h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;margin-bottom:14px}
.assurance p{color:var(--mint);opacity:.88;font-size:15px}
.assure-list{display:grid;gap:12px}
.assure-item{
  display:flex;gap:13px;align-items:flex-start;
  background:rgba(5,31,20,.72);border:1px solid var(--line-soft);
  border-radius:14px;padding:15px 17px;
}
.assure-item i{color:var(--gold-2);font-size:17px;margin-top:3px}
.assure-item strong{display:block;font-size:14.5px;margin-bottom:3px}
.assure-item span{font-size:13.2px;color:var(--mint);opacity:.78}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:rgba(11,46,30,.55);border:1px solid var(--line-soft);
  border-radius:var(--radius);overflow:hidden;transition:var(--trans);
}
.faq-item[open]{border-color:var(--line);background:rgba(15,59,39,.7)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 46px 18px 22px;position:relative;
  font-size:15.5px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--gold-2);font-size:13px;transition:var(--trans);
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item summary:hover{color:var(--gold-2)}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--mint);opacity:.86}

/* ---------- CTA form ---------- */
.cta-section{padding:80px 0}
.cta-panel{
  background:linear-gradient(150deg,rgba(15,59,39,.95),rgba(5,31,20,.98));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px 40px;box-shadow:var(--shadow);
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;
}
.cta-panel h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;margin-bottom:14px}
.cta-panel p{color:var(--mint);opacity:.88;font-size:15px}
.cta-points{display:grid;gap:10px;margin-top:20px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.3px;color:var(--mint)}
.cta-points i{color:var(--gold-2);margin-top:5px;font-size:12px}
.form-grid{display:grid;gap:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--mint);margin-bottom:7px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:12px;
  background:rgba(5,31,20,.85);border:1px solid var(--line-soft);
  color:var(--text);font-size:14.5px;transition:var(--trans);
}
.field input::placeholder{color:rgba(209,250,229,.42)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.18);
}
.form-note{font-size:12.5px;color:var(--olive);margin-top:6px}

/* ---------- Footer ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(5,31,20,.6),rgba(3,20,13,.98));
  border-top:1px solid var(--line-soft);padding:58px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-col h3{
  font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--gold-2);
  margin-bottom:16px;font-weight:700;
}
.footer-col p{font-size:13.8px;color:var(--mint);opacity:.76;margin-bottom:12px}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a,.footer-col ul span{font-size:13.8px;color:var(--mint);opacity:.78}
.footer-col ul a:hover{color:var(--gold-2);opacity:1;padding-left:4px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:14.5px;font-weight:800;line-height:1.35}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:var(--olive);margin:0}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  color:var(--gold-2);background:rgba(245,158,11,.1);border:1px solid var(--line);
  padding:7px 14px;border-radius:999px;
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:58px;height:58px;border-radius:999px;display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#3B1F0C,#0B0C0E 72%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  color:var(--gold-2);font-size:20px;opacity:.82;
  animation:fabFloat 3.4s ease-in-out infinite;transition:var(--trans);
}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:hover i{transform:rotate(360deg)}
.fab i{transition:transform .6s cubic-bezier(.4,0,.2,1)}
.fab:active{transform:scale(.95) translateY(4px)}
.fab .gem{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;border:2px solid #FFF;
}
@keyframes fabFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-7px)}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .room-grid{grid-template-columns:repeat(2,1fr)}
  .milestone-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .assurance-inner{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-wrap{height:70px;gap:12px}
  .main-nav{
    position:fixed;left:0;right:0;top:70px;margin-left:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,31,20,.985);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line-soft);
    padding:14px 18px 22px;max-height:calc(100vh - 70px);overflow:auto;
    transform:translateY(-130%);transition:transform .34s ease;
  }
  .main-nav.open{transform:translateY(0)}
  .nav-link{padding:12px 14px;font-size:15px}
  .nav-toggle{display:grid}
  .nav-actions{margin-left:auto}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero{padding:48px 0 62px}
  .icon-matrix{grid-template-columns:repeat(2,1fr)}
  .step-item{grid-template-columns:1fr;gap:14px}
  .step-num{width:48px;height:48px;font-size:17px}
  table.compare thead th,table.compare tbody td{padding:13px 14px;font-size:13.5px}
  .table-wrap{overflow-x:auto}
  table.compare{min-width:640px}
  .assurance{padding:32px 22px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-text small{display:none}
  .brand-text strong{font-size:14px}
  .brand-mark{width:38px;height:38px;font-size:16px;border-radius:12px}
  .nav-actions .btn{padding:8px 12px;font-size:12.5px;border-radius:10px}
  .nav-toggle{width:40px;height:40px;font-size:16px}
  .stat-grid{grid-template-columns:1fr}
  .room-grid{grid-template-columns:1fr}
  .milestone-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .cta-panel{padding:28px 20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{width:52px;height:52px;bottom:5.2rem;font-size:18px}
}

/* roulang page: category2 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0F3B27;
  --panel:rgba(11,46,30,.78);
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-3:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(209,250,229,.12);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 18px 46px rgba(0,0,0,.46);
  --shadow-gold:0 10px 32px rgba(245,158,11,.28);
  --container:1180px;
  --trans:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.66;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:var(--trans)}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0}
p{margin:0 0 12px}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  color:#08281A;font-size:19px;box-shadow:var(--shadow-gold);flex-shrink:0;
}
.brand-text strong{display:block;font-size:15.5px;font-weight:800;letter-spacing:.2px;line-height:1.2}
.brand-text small{display:block;font-size:10.5px;color:var(--olive);letter-spacing:.7px;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{padding:9px 14px;border-radius:11px;font-size:14px;font-weight:600;color:var(--mint);opacity:.85;white-space:nowrap}
.nav-link:hover{background:rgba(245,158,11,.1);color:var(--gold-2);opacity:1}
.nav-link.active{color:var(--gold-2);background:rgba(245,158,11,.14);box-shadow:inset 0 0 0 1px var(--line);opacity:1}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(245,158,11,.08);color:var(--gold-2);place-items:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(245,158,11,.18)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px;
  border:1px solid transparent;cursor:pointer;transition:var(--trans);white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#0A1F14;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.44)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--gold-2)}
.btn-ghost:hover{background:rgba(245,158,11,.12);border-color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-block{width:100%}

/* ---------- Section base ---------- */
.section{padding:74px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.72),rgba(5,31,20,.95))}
.section-line{border-top:1px solid var(--line-soft)}
.section-head{max-width:820px;margin-bottom:36px;text-align:left}
.section-head h2{font-size:clamp(23px,3vw,33px);line-height:1.32;font-weight:800;letter-spacing:-.2px;margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.86;font-size:15.5px;max-width:780px;margin-bottom:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);padding:6px 13px;border-radius:999px;margin-bottom:16px;
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:60px 0 82px;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2;filter:saturate(.9)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 14% 20%,rgba(245,158,11,.18),transparent 52%),
    radial-gradient(circle at 86% 76%,rgba(16,185,129,.16),transparent 55%),
    linear-gradient(180deg,rgba(5,31,20,.74),var(--bg) 95%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(26px,3.6vw,42px);line-height:1.26;font-weight:800;
  letter-spacing:-.5px;margin-bottom:18px;
  background:linear-gradient(120deg,#FFFFFF 34%,var(--gold-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{color:var(--mint);opacity:.9;font-size:16px;max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px}
.hero-facts li{flex:1 1 150px;background:rgba(11,46,30,.7);border:1px solid var(--line-soft);border-radius:14px;padding:13px 16px}
.hero-facts strong{display:block;font-size:19px;color:var(--gold-2);font-weight:800;line-height:1.2}
.hero-facts span{font-size:12.5px;color:var(--mint);opacity:.78}
.hero-feature{
  background:linear-gradient(165deg,rgba(15,59,39,.96),rgba(6,28,18,.98));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
}
.feature-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.hero-feature:hover .feature-media img{transform:scale(1.05)}
.corner-tag{
  position:absolute;top:14px;right:14px;
  background:linear-gradient(135deg,#DC2626,#7F1D1D);
  color:#FFF;font-size:11px;font-weight:800;letter-spacing:1px;
  padding:6px 12px;border-radius:8px;box-shadow:0 8px 20px rgba(220,38,38,.4);
}
.feature-body{padding:24px 24px 26px}
.feature-body h2{font-size:18px;font-weight:700;margin-bottom:10px}
.feature-body p{font-size:14.5px;color:var(--mint);opacity:.86;margin-bottom:16px}
.feature-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--mint);padding:8px 0;border-top:1px dashed var(--line-soft)}
.feature-list li i{color:var(--gold-2);margin-top:4px;font-size:12px}

/* ---------- Metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.metric{
  background:linear-gradient(160deg,rgba(15,59,39,.9),rgba(7,30,19,.95));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px 18px;transition:var(--trans);
}
.metric:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.metric strong{display:block;font-size:25px;font-weight:800;color:var(--gold-2);line-height:1.15;margin-bottom:6px}
.metric span{font-size:13px;color:var(--mint);opacity:.8}

/* ---------- Cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
  background:linear-gradient(165deg,rgba(15,59,39,.72),rgba(6,28,18,.92));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px;transition:var(--trans);
}
.card:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.card-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);border:1px solid var(--line);
  color:var(--gold-2);font-size:18px;margin-bottom:14px;
}
.card h3{font-size:16.5px;font-weight:700;margin-bottom:9px;line-height:1.4}
.card p{font-size:14.5px;color:var(--mint);opacity:.84;margin-bottom:0}
.card .chip{
  display:inline-block;margin-top:14px;font-size:11.5px;font-weight:700;letter-spacing:.6px;
  text-transform:uppercase;color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);border-radius:999px;padding:4px 11px;
}

/* ---------- Compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}
.compare-col{
  border-radius:var(--radius-lg);padding:26px;border:1px solid var(--line-soft);
  background:rgba(8,33,22,.72);display:flex;flex-direction:column;
}
.compare-col.best{
  border-color:var(--line);
  background:linear-gradient(165deg,rgba(20,70,46,.92),rgba(7,30,19,.96));
  box-shadow:var(--shadow);
}
.compare-col h3{font-size:17px;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:9px}
.compare-col h3 i{color:var(--gold-2)}
.compare-note{font-size:13px;color:var(--olive);margin-bottom:14px}
.compare-list li{display:flex;gap:10px;padding:11px 0;border-bottom:1px dashed var(--line-soft);font-size:14.5px;color:var(--mint)}
.compare-list li:last-child{border-bottom:none}
.compare-list li i{margin-top:4px;font-size:12.5px}
.compare-col.best .compare-list li i{color:#34D399}
.compare-col:not(.best) .compare-list li i{color:#F87171}

/* ---------- Timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  position:relative;padding:24px 20px;border-radius:var(--radius);
  border:1px solid var(--line-soft);
  background:linear-gradient(170deg,rgba(12,48,32,.85),rgba(6,26,17,.95));
  transition:var(--trans);
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step-num{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));color:#08281A;
  font-weight:800;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:15.5px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;color:var(--mint);opacity:.82;margin-bottom:0}

/* ---------- Posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(12,48,32,.7),rgba(6,26,17,.94));
  padding:22px;display:flex;flex-direction:column;transition:var(--trans);
}
.post-card:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.post-tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);border-radius:999px;padding:4px 11px;margin-bottom:13px;
}
.post-card h3{font-size:16px;font-weight:700;line-height:1.44;margin-bottom:10px}
.post-card h3 a:hover{color:var(--gold-2)}
.post-card p{font-size:14px;color:var(--mint);opacity:.8;flex:1 1 auto;margin-bottom:14px}
.post-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px dashed var(--line-soft);padding-top:13px;font-size:12.5px;color:var(--olive);
}
.post-more{font-weight:700;color:var(--gold-2);font-size:12.5px}
.post-more:hover{gap:6px;color:var(--gold-2)}
.empty-note{
  border:1px dashed var(--line);border-radius:var(--radius);
  padding:26px;text-align:center;color:var(--mint);opacity:.8;font-size:14.5px;
}

/* ---------- Guarantee ---------- */
.guarantee{display:grid;grid-template-columns:1fr 1.05fr;gap:42px;align-items:center}
.guarantee-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.guarantee-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.guarantee-media .media-badge{
  position:absolute;left:16px;bottom:16px;
  background:rgba(5,31,20,.86);border:1px solid var(--line);border-radius:12px;
  padding:9px 14px;font-size:12.5px;font-weight:700;color:var(--gold-2);
  display:inline-flex;align-items:center;gap:8px;backdrop-filter:blur(6px);
}
.guarantee-list li{
  display:flex;gap:13px;padding:15px 0;border-bottom:1px dashed var(--line-soft);
}
.guarantee-list li:last-child{border-bottom:none}
.guarantee-list i{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;
  background:rgba(245,158,11,.12);border:1px solid var(--line);color:var(--gold-2);font-size:14px;
}
.guarantee-list strong{display:block;font-size:15px;font-weight:700;margin-bottom:3px}
.guarantee-list span{font-size:14px;color:var(--mint);opacity:.8}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:940px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(8,33,22,.7);overflow:hidden;transition:var(--trans);
}
.faq-item[open]{border-color:var(--line);background:rgba(10,40,26,.85)}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:flex-start;gap:16px;
  list-style:none;transition:var(--trans);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--gold-2)}
.faq-item summary::after{content:"+";color:var(--gold-2);font-size:20px;font-weight:700;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-answer{padding:0 22px 20px;font-size:14.5px;color:var(--mint);opacity:.86}

/* ---------- CTA / Form ---------- */
.cta-panel{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(20,70,46,.95),rgba(6,26,17,.98));
  padding:38px;display:grid;grid-template-columns:1fr .95fr;gap:40px;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 88% 12%,rgba(245,158,11,.16),transparent 55%);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:2}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.32;margin-bottom:14px}
.cta-panel p{color:var(--mint);opacity:.88;font-size:15px}
.cta-points{margin-top:22px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:var(--mint);padding:8px 0}
.cta-points li i{color:var(--gold-2);margin-top:5px;font-size:12px}
.form-card{
  background:rgba(5,31,20,.72);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px;backdrop-filter:blur(6px);
}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--mint);opacity:.85;margin-bottom:7px;letter-spacing:.2px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line-soft);
  background:rgba(5,31,20,.8);color:var(--text);font-size:14.5px;transition:var(--trans);
}
.field input::placeholder{color:rgba(209,250,229,.4)}
.field input:focus,.field select:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.16);outline:none}
.form-note{font-size:12.5px;color:var(--olive);margin-top:12px;margin-bottom:0}
.form-alert{
  display:none;margin-top:14px;padding:12px 14px;border-radius:12px;
  border:1px solid var(--line);background:rgba(245,158,11,.12);
  color:var(--gold-2);font-size:13.5px;font-weight:600;
}
.form-alert.show{display:block}

/* ---------- Footer ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(6,26,17,.96),#03150E);
  border-top:1px solid var(--line-soft);padding:56px 0 26px;margin-top:16px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:15.5px;font-weight:800;line-height:1.3}
.footer-col h3{font-size:14px;font-weight:700;color:var(--gold-2);margin-bottom:15px;letter-spacing:.3px}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:var(--mint);opacity:.8}
.footer-col ul li a:hover{color:var(--gold-2);opacity:1}
.footer-col p{font-size:14px;color:var(--mint);opacity:.78;margin-bottom:10px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line-soft);margin-top:38px;padding-top:20px;
  font-size:13px;color:var(--olive);
}
.footer-bottom p{margin:0}
.age-badge{
  display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);
  border-radius:999px;padding:5px 13px;color:var(--gold-2);font-weight:600;font-size:12.5px;
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;font-size:20px;color:#08281A;
  background:radial-gradient(circle at 32% 28%,#FCD34D,#F59E0B 58%,#B45309);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.86;transition:var(--trans);
}
.fab i{transition:transform .55s cubic-bezier(.4,0,.2,1);animation:fabFloat 3.4s ease-in-out infinite}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:hover i{animation:none;transform:rotate(360deg)}
.fab:active{transform:scale(.94) translateY(4px)}
.fab-dot{
  position:absolute;top:1px;right:1px;width:13px;height:13px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #FFF;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:76px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:16px 20px 22px;background:rgba(5,31,20,.98);
    border-bottom:1px solid var(--line-soft);
    transform:translateY(-135%);opacity:0;pointer-events:none;transition:var(--trans);
  }
  .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-link{padding:12px 14px;font-size:15px}
  .nav-toggle{display:grid}
  .brand-text small{display:none}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .metrics{grid-template-columns:repeat(3,1fr)}
  .grid-3,.post-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:1fr;gap:30px}
  .cta-panel{grid-template-columns:1fr;gap:28px;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero{padding:44px 0 64px}
  .compare{grid-template-columns:1fr}
  .hero-facts li{flex:1 1 130px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .brand-text{display:none}
  .nav-wrap{height:68px;gap:8px}
  .main-nav{top:68px}
  .nav-actions{margin-left:auto;gap:7px}
  .btn{padding:9px 14px;font-size:13px}
  .btn-lg{padding:12px 20px;font-size:14px}
  .metrics,.grid-3,.grid-2,.post-grid,.timeline{grid-template-columns:1fr}
  .cta-panel{padding:22px}
  .form-card{padding:20px}
  .fab{left:12px;bottom:88px;width:52px;height:52px;font-size:18px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0F3B27;
  --panel:rgba(11,46,30,.78);
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-3:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --olive:#A3A375;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(209,250,229,.12);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 18px 46px rgba(0,0,0,.46);
  --shadow-gold:0 10px 32px rgba(245,158,11,.28);
  --container:1180px;
  --trans:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.68;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3}
p{margin:0 0 12px}
a{color:inherit;text-decoration:none;transition:var(--trans)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  color:#08281A;font-size:19px;box-shadow:var(--shadow-gold);
}
.brand-text strong{display:block;font-size:15.5px;font-weight:800;letter-spacing:.2px;line-height:1.2}
.brand-text small{display:block;font-size:10.5px;color:var(--olive);letter-spacing:.7px;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{padding:9px 14px;border-radius:11px;font-size:14px;font-weight:600;color:var(--mint);opacity:.85}
.nav-link:hover{background:rgba(245,158,11,.1);color:var(--gold-2);opacity:1}
.nav-link.active{color:var(--gold-2);background:rgba(245,158,11,.14);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(245,158,11,.08);color:var(--gold-2);place-items:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(245,158,11,.18)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px;
  border:1px solid transparent;cursor:pointer;transition:var(--trans);white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#0A1F14;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.44)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--gold-2)}
.btn-ghost:hover{background:rgba(245,158,11,.12);border-color:var(--gold);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-block{width:100%}

/* ---------- Section base ---------- */
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.75),rgba(5,31,20,.95))}
.section-line{border-top:1px solid var(--line-soft)}
.section-head{max-width:820px;margin-bottom:38px}
.section-head h2{font-size:clamp(23px,3vw,33px);line-height:1.32;font-weight:800;letter-spacing:-.2px;margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.86;font-size:15.5px;max-width:760px;margin-bottom:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.12);
  border:1px solid var(--line);padding:6px 13px;border-radius:999px;margin-bottom:16px;
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:66px 0 86px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.22;filter:saturate(.9)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 18%,rgba(245,158,11,.18),transparent 52%),
    radial-gradient(circle at 88% 78%,rgba(16,185,129,.16),transparent 55%),
    linear-gradient(180deg,rgba(5,31,20,.72),var(--bg) 94%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(26px,3.6vw,42px);line-height:1.26;font-weight:800;
  letter-spacing:-.5px;margin-bottom:18px;
  background:linear-gradient(120deg,#FFFFFF 30%,var(--gold-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{color:var(--mint);opacity:.9;font-size:16px;max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px}
.hero-facts li{
  flex:1 1 150px;background:rgba(11,46,30,.7);border:1px solid var(--line-soft);
  border-radius:14px;padding:13px 16px;
}
.hero-facts strong{display:block;font-size:19px;color:var(--gold-2);font-weight:800;line-height:1.2}
.hero-facts span{font-size:12.5px;color:var(--mint);opacity:.78}
.hero-feature{
  background:linear-gradient(165deg,rgba(15,59,39,.96),rgba(6,28,18,.98));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
}
.feature-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.hero-feature:hover .feature-media img{transform:scale(1.05)}
.corner-tag{
  position:absolute;top:14px;right:14px;background:linear-gradient(135deg,#DC2626,#7F1D1D);
  color:#FFF;font-size:11px;font-weight:800;letter-spacing:1px;
  padding:6px 12px;border-radius:8px;box-shadow:0 8px 20px rgba(220,38,38,.4);
}
.feature-body{padding:24px 24px 26px}
.feature-body h2{font-size:18px;font-weight:700;margin-bottom:10px}
.feature-body p{font-size:14.5px;color:var(--mint);opacity:.86;margin-bottom:16px}
.feature-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--mint);opacity:.9;padding:7px 0}
.feature-list li i{color:var(--gold-2);margin-top:4px;font-size:13px}

/* ---------- Stats ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(15,59,39,.6),rgba(6,28,18,.75));
  overflow:hidden;box-shadow:var(--shadow);
}
.stat-item{padding:26px 20px;text-align:left;border-right:1px solid var(--line-soft)}
.stat-item:last-child{border-right:0}
.stat-item strong{display:block;font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--gold-2);line-height:1.1;margin-bottom:6px}
.stat-item span{font-size:13px;color:var(--mint);opacity:.8}

/* ---------- Benefit cards ---------- */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.benefit-card{
  background:rgba(11,46,30,.62);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px 24px;transition:var(--trans);
}
.benefit-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.benefit-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(252,211,77,.22),rgba(180,83,9,.28));
  color:var(--gold-2);font-size:19px;margin-bottom:16px;border:1px solid var(--line);
}
.benefit-card h3{font-size:16.5px;font-weight:700;margin-bottom:9px}
.benefit-card p{font-size:14.5px;color:var(--mint);opacity:.82;margin-bottom:0}

/* ---------- Tier list ---------- */
.tier-progress{margin-bottom:30px}
.tier-progress .bar{
  height:12px;border-radius:999px;background:rgba(209,250,229,.1);overflow:hidden;
  border:1px solid var(--line-soft);
}
.tier-progress .bar i{
  display:block;height:100%;width:46%;
  background:linear-gradient(90deg,var(--gold-3),var(--gold-2));
  border-radius:999px;
}
.tier-progress .labels{display:flex;justify-content:space-between;font-size:12px;color:var(--olive);margin-top:9px;letter-spacing:.4px;text-transform:uppercase;font-weight:600}
.tier-table{border:1px solid var(--line-soft);border-radius:var(--radius-lg);overflow:hidden;background:rgba(6,28,18,.55)}
.tier-row{
  display:grid;grid-template-columns:1fr 1.3fr 1.6fr 1fr;
  gap:16px;padding:18px 22px;border-bottom:1px solid var(--line-soft);align-items:center;
}
.tier-row:last-child{border-bottom:0}
.tier-row.head{background:rgba(245,158,11,.09);font-size:12px;text-transform:uppercase;letter-spacing:.9px;color:var(--gold-2);font-weight:700}
.tier-row .cell{font-size:14.5px;color:var(--mint);opacity:.88}
.tier-row .cell.name{font-weight:700;color:var(--text);opacity:1}
.tier-badge{
  display:inline-block;font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:8px;
  background:rgba(245,158,11,.15);border:1px solid var(--line);color:var(--gold-2);
}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;padding:26px 22px 22px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(15,59,39,.72),rgba(6,28,18,.8));
  border:1px solid var(--line-soft);transition:var(--trans);
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step .num{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  font-weight:800;font-size:15px;color:#0A1F14;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));margin-bottom:14px;
}
.step h3{font-size:16px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;color:var(--mint);opacity:.82;margin-bottom:0}

/* ---------- Compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-panel{
  border-radius:var(--radius-lg);padding:30px 28px;border:1px solid var(--line-soft);
  background:rgba(11,46,30,.55);
}
.compare-panel.highlight{
  border-color:var(--line);background:linear-gradient(165deg,rgba(15,59,39,.95),rgba(6,28,18,.95));
  box-shadow:var(--shadow);
}
.compare-panel h3{font-size:18px;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.compare-panel h3 i{color:var(--gold-2)}
.compare-panel .sub{font-size:13.5px;color:var(--olive);margin-bottom:18px;letter-spacing:.3px}
.compare-list li{display:flex;gap:11px;font-size:14.5px;color:var(--mint);opacity:.88;padding:8px 0;border-bottom:1px dashed var(--line-soft)}
.compare-list li:last-child{border-bottom:0}
.compare-list li i{color:var(--gold-2);margin-top:4px;font-size:12.5px}

/* ---------- Category matrix ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  display:flex;flex-direction:column;gap:10px;
  padding:26px 24px;border-radius:var(--radius);
  background:rgba(6,28,18,.6);border:1px solid var(--line-soft);transition:var(--trans);
}
.cat-card:hover{border-color:var(--gold);background:rgba(15,59,39,.7);transform:translateY(-4px)}
.cat-card i{font-size:20px;color:var(--gold-2)}
.cat-card strong{font-size:16px;font-weight:700}
.cat-card span{font-size:13.5px;color:var(--mint);opacity:.8}

/* ---------- News list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  border-radius:var(--radius);border:1px solid var(--line-soft);
  background:rgba(11,46,30,.55);transition:var(--trans);overflow:hidden;
}
.news-card:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.news-link{display:block;padding:22px 22px 24px}
.news-cat{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;
  color:var(--gold-2);background:rgba(245,158,11,.13);border:1px solid var(--line);
  padding:4px 10px;border-radius:8px;margin-bottom:12px;
}
.news-card h3{font-size:16px;font-weight:700;margin-bottom:9px;line-height:1.45}
.news-card p{font-size:14px;color:var(--mint);opacity:.8;margin-bottom:12px}
.news-card time{font-size:12.5px;color:var(--olive)}
.empty-note{
  padding:22px;border:1px dashed var(--line-soft);border-radius:var(--radius);
  color:var(--mint);opacity:.75;font-size:14.5px;
}

/* ---------- Guarantees ---------- */
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guarantee-item{padding:24px 20px;border-left:2px solid var(--gold);background:rgba(6,28,18,.5);border-radius:0 var(--radius) var(--radius) 0}
.guarantee-item i{font-size:19px;color:var(--gold-2);margin-bottom:12px;display:block}
.guarantee-item h3{font-size:15.5px;font-weight:700;margin-bottom:8px}
.guarantee-item p{font-size:14px;color:var(--mint);opacity:.8;margin-bottom:0}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(11,46,30,.55);overflow:hidden;transition:var(--trans);
}
.faq-item[open]{border-color:var(--line);background:rgba(15,59,39,.7)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 56px 18px 22px;position:relative;
  font-size:15.5px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:12px;color:var(--gold-2);
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item summary:hover{color:var(--gold-2)}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--mint);opacity:.85}

/* ---------- CTA ---------- */
.cta-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(15,59,39,.96),rgba(6,28,18,.98));
  padding:44px 42px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;width:340px;height:340px;right:-120px;top:-120px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,158,11,.22),transparent 70%);
}
.cta-panel h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:14px;position:relative}
.cta-panel p{color:var(--mint);opacity:.86;font-size:15px;position:relative}
.cta-form{position:relative;display:grid;gap:14px}
.cta-form label{font-size:12.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--olive);display:block;margin-bottom:6px}
.cta-form input,.cta-form select{
  width:100%;padding:13px 16px;border-radius:12px;
  background:rgba(5,31,20,.85);border:1px solid var(--line-soft);color:var(--text);
  transition:var(--trans);
}
.cta-form input:focus,.cta-form select:focus{border-color:var(--gold);outline:none;box-shadow:0 0 0 3px rgba(245,158,11,.16)}
.cta-form input::placeholder{color:rgba(209,250,229,.42)}
.form-note{font-size:12.5px;color:var(--olive);margin:0}
.form-msg{font-size:14px;color:var(--gold-2);font-weight:600;min-height:20px;margin:0}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#1B0F08,#0B0C0E 70%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  color:var(--gold-2);font-size:20px;opacity:.85;
  transition:var(--trans);animation:fabFloat 3.6s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.55)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab:hover i{transform:rotate(360deg);transition:transform .7s ease}
.fab .dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;border:2px solid #F8FAFC;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}

/* ---------- Footer ---------- */
.site-footer{background:linear-gradient(180deg,rgba(5,31,20,.6),#03150E);border-top:1px solid var(--line-soft);padding:60px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15px;font-weight:800;line-height:1.35}
.footer-col p{font-size:14px;color:var(--mint);opacity:.76;margin-bottom:10px}
.footer-col h3{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--gold-2);margin-bottom:14px;font-weight:700}
.footer-col ul li{font-size:14px;color:var(--mint);opacity:.78;padding:6px 0}
.footer-col ul li a:hover{color:var(--gold-2);opacity:1;padding-left:4px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line-soft);
}
.footer-bottom p{font-size:13px;color:var(--olive);margin:0}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  color:var(--gold-2);background:rgba(245,158,11,.12);border:1px solid var(--line);
  padding:6px 14px;border-radius:999px;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-feature{max-width:640px}
  .stat-strip{grid-template-columns:repeat(3,1fr)}
  .stat-item{border-right:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
  .benefit-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .guarantee-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-panel{grid-template-columns:1fr;padding:36px 28px}
}
@media (max-width:768px){
  .nav-wrap{height:68px;gap:12px}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:14px 18px 18px;display:none;
  }
  .main-nav.open{display:flex}
  .nav-link{padding:12px 14px;font-size:15px}
  .nav-toggle{display:grid}
  .nav-actions{margin-left:auto}
  .nav-actions .btn-ghost{display:none}
  .brand-text small{font-size:9.5px}
  .section{padding:58px 0}
  .compare-grid{grid-template-columns:1fr}
  .tier-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .tier-row.head{display:none}
  .tier-row .cell::before{
    content:attr(data-label);display:block;font-size:11px;letter-spacing:.8px;
    text-transform:uppercase;color:var(--olive);font-weight:700;margin-bottom:2px;
  }
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero{padding:44px 0 60px}
  .hero-actions .btn{width:100%}
  .stat-strip{grid-template-columns:1fr}
  .stat-item{padding:20px 18px}
  .benefit-grid,.steps,.guarantee-grid,.cat-grid,.news-grid{grid-template-columns:1fr}
  .tier-progress .labels{font-size:10.5px}
  .cta-panel{padding:28px 20px}
  .fab{width:52px;height:52px;font-size:18px;bottom:5.5rem}
  .brand-text strong{font-size:13.5px}
}