/* roulang page: index */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0f3a26;
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(245,158,11,.12);
  --card:rgba(255,255,255,.04);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 46px rgba(0,0,0,.48);
  --shadow-soft:0 10px 28px rgba(0,0,0,.32);
  --gold-grad:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,opacity .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 14px;font-weight:800;letter-spacing:-.4px;line-height:1.28}
h1{font-size:clamp(24px,3.6vw,40px)}
h2{font-size:clamp(21px,2.9vw,31px)}
h3{font-size:clamp(17px,2vw,21px)}
h4{font-size:16px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold-l);outline-offset:2px;border-radius:6px}
section[id],div[id]{scroll-margin-top:92px}

/* ---------- layout ---------- */
.grid-container{max-width:var(--maxw);padding-left:18px;padding-right:18px;margin-left:auto;margin-right:auto}
.section{padding:66px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,#052015 0%,#0B2E1E 100%)}
.section-deep{background:radial-gradient(1200px 460px at 20% 0%,rgba(245,158,11,.09),transparent 62%),#041a11}
.section-head{max-width:820px;margin-bottom:34px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.8;font-size:15px;max-width:760px}
.section-head-wide{max-width:100%}
.divider-line{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}

/* ---------- eyebrow / badge ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-l);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 13px;margin-bottom:16px;
}
.eyebrow i{font-size:11px}
.live-dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.7);animation:pulseDot 1.8s infinite}
@keyframes pulseDot{
  0%{box-shadow:0 0 0 0 rgba(34,197,94,.65)}
  70%{box-shadow:0 0 0 9px rgba(34,197,94,0)}
  100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}
}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(245,158,11,.14);
  color:var(--gold-l);border:1px solid var(--line-soft);
}
.tag-red{background:rgba(220,38,38,.16);color:#fca5a5;border-color:rgba(220,38,38,.35)}
.tag-green{background:rgba(34,197,94,.14);color:#86efac;border-color:rgba(34,197,94,.3)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:12px;font-size:14px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px}
.btn-gold{background:var(--gold-grad);color:#052014;box-shadow:0 10px 26px rgba(245,158,11,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(245,158,11,.42);color:#052014}
.btn-gold:active{transform:translateY(0)}
.btn-outline{border-color:rgba(245,158,11,.5);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-outline:hover{background:rgba(245,158,11,.16);border-color:var(--gold);color:#fff}
.btn-ghost{color:var(--gold-l);border-color:rgba(245,158,11,.32);background:transparent}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-sm{padding:8px 15px;font-size:13px;border-radius:10px}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;min-width:0}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:var(--gold-grad);color:#052014;
  display:grid;place-items:center;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{font-weight:800;font-size:14.5px;line-height:1.22;letter-spacing:-.2px;min-width:0}
.brand-text em{display:block;font-style:normal;font-weight:500;font-size:10.5px;color:var(--muted);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  padding:9px 13px;border-radius:10px;font-size:13.5px;font-weight:600;
  color:var(--mint);opacity:.86;
}
.main-nav a:hover{background:rgba(245,158,11,.1);color:var(--gold-l);opacity:1}
.main-nav a.active{background:rgba(245,158,11,.15);color:var(--gold-l);box-shadow:inset 0 0 0 1px var(--line)}
.header-actions{display:flex;align-items:center;gap:9px;margin-left:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(245,158,11,.06);
  color:var(--gold-l);font-size:17px;cursor:pointer;
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 60px}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.28;filter:saturate(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(5,31,20,.96) 0%,rgba(5,31,20,.82) 45%,rgba(11,46,30,.72) 100%);
}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero-main h1{margin-bottom:14px;text-shadow:0 4px 26px rgba(0,0,0,.5)}
.hero-sub{
  font-size:15px;font-weight:600;color:var(--gold-l);
  letter-spacing:.01em;margin-bottom:16px;
}
.hero-lead{color:var(--mint);opacity:.86;font-size:15.5px;max-width:640px;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:600px}
.hero-facts li{
  background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:12px 14px;
}
.hero-facts strong{display:block;font-size:19px;color:var(--gold-l);font-weight:800;line-height:1.2}
.hero-facts span{font-size:11.5px;color:var(--muted);display:block;margin-top:3px;line-height:1.4}

.hero-panel{
  background:linear-gradient(165deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:18px;box-shadow:var(--shadow);
  backdrop-filter:blur(6px);
}
.panel-cover{position:relative;border-radius:var(--radius);overflow:hidden;margin-bottom:16px}
.panel-cover img{width:100%;height:190px;object-fit:cover}
.panel-cover .cover-tag{
  position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:7px;
  background:rgba(5,31,20,.82);border:1px solid var(--line);
  border-radius:999px;padding:5px 12px;font-size:11px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:var(--gold-l);
}
.panel-cover .cover-live{
  position:absolute;bottom:12px;right:12px;
  background:rgba(220,38,38,.9);color:#fff;font-size:11px;font-weight:800;
  letter-spacing:.1em;padding:5px 11px;border-radius:8px;
}
.countdown-label{font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.05em;text-transform:uppercase;margin-bottom:10px}
.countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.countdown div{
  background:rgba(5,31,20,.72);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:11px 6px;text-align:center;
}
.countdown b{display:block;font-size:23px;font-weight:800;color:var(--gold-l);line-height:1.1;font-variant-numeric:tabular-nums}
.countdown small{font-size:10.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.subscribe-form{display:flex;gap:8px;margin-top:4px}
.subscribe-form input{
  flex:1;min-width:0;background:rgba(5,31,20,.7);border:1px solid var(--line-soft);
  border-radius:11px;padding:11px 13px;color:var(--text);font-size:13.5px;
}
.subscribe-form input::placeholder{color:rgba(163,163,117,.85)}
.subscribe-note{font-size:11.5px;color:var(--muted);margin-top:9px;line-height:1.5}

/* ---------- search / entry ---------- */
.search-wrap{
  background:linear-gradient(120deg,rgba(245,158,11,.09),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;
}
.search-form{display:flex;gap:10px;margin-bottom:16px}
.search-form .field{
  flex:1;display:flex;align-items:center;gap:10px;
  background:rgba(5,31,20,.7);border:1px solid var(--line-soft);
  border-radius:13px;padding:0 14px;
}
.search-form .field i{color:var(--gold-l);font-size:14px}
.search-form input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);padding:13px 0;font-size:14px;
}
.search-form input::placeholder{color:rgba(163,163,117,.9)}
.quick-chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{
  font-size:12.5px;font-weight:600;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.03);color:var(--mint);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--gold);color:var(--gold-l);background:rgba(245,158,11,.1)}

/* ---------- cards ---------- */
.card{
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;height:100%;
  display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-5px);border-color:rgba(245,158,11,.5);box-shadow:var(--shadow)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;height:176px;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.06)}
.card-media .corner-tag{
  position:absolute;top:12px;left:12px;
  background:linear-gradient(135deg,#DC2626,#7f1d1d);color:#fff;
  font-size:10.5px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;
  padding:5px 10px;border-radius:8px;box-shadow:0 6px 16px rgba(220,38,38,.4);
}
.card-body{padding:18px;display:flex;flex-direction:column;gap:9px;flex:1}
.card-body h3{font-size:16.5px;margin:0}
.card-body p{font-size:13.5px;color:var(--mint);opacity:.76;margin:0}
.card-meta{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--muted);margin-top:auto;padding-top:6px;flex-wrap:wrap}
.card-meta i{color:var(--gold);font-size:11px}

/* ---------- category matrix ---------- */
.cat-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line-soft);height:100%;display:block;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:var(--shadow)}
.cat-card img{width:100%;height:200px;object-fit:cover;opacity:.62;transition:transform .4s ease,opacity .3s ease}
.cat-card:hover img{transform:scale(1.05);opacity:.75}
.cat-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,31,20,.25) 0%,rgba(5,31,20,.94) 78%);
  display:flex;flex-direction:column;justify-content:flex-end;padding:20px;
}
.cat-overlay h3{font-size:17px;margin:0 0 7px;color:#fff}
.cat-overlay p{font-size:13px;color:var(--mint);opacity:.8;margin:0 0 11px}
.cat-overlay .cat-link{font-size:12.5px;font-weight:700;color:var(--gold-l);display:inline-flex;align-items:center;gap:7px}

/* ---------- feature trio ---------- */
.feature-item{
  border-left:2px solid var(--gold);padding:4px 0 4px 20px;height:100%;
}
.feature-item i{
  font-size:20px;color:var(--gold-l);margin-bottom:12px;display:block;
}
.feature-item h3{font-size:17px;margin-bottom:9px}
.feature-item p{font-size:14px;color:var(--mint);opacity:.78;margin:0}

/* ---------- list / ranking ---------- */
.rank-list{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.rank-row{
  display:flex;align-items:center;gap:14px;padding:14px 18px;
  border-bottom:1px solid rgba(245,158,11,.08);
  transition:background-color .2s ease;
}
.rank-row:last-child{border-bottom:0}
.rank-row:hover{background:rgba(245,158,11,.06)}
.rank-no{
  width:30px;height:30px;flex:0 0 30px;border-radius:9px;
  display:grid;place-items:center;font-size:12.5px;font-weight:800;
  background:rgba(245,158,11,.12);color:var(--gold-l);border:1px solid var(--line-soft);
}
.rank-row:nth-child(1) .rank-no{background:var(--gold-grad);color:#052014;border-color:transparent}
.rank-name{flex:1;min-width:0}
.rank-name strong{display:block;font-size:14.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-name span{font-size:12px;color:var(--muted)}
.rank-value{font-size:14px;font-weight:800;color:var(--gold-l);white-space:nowrap}

/* ---------- CMS list ---------- */
.post-list{display:flex;flex-direction:column;gap:0;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.post-item{
  display:flex;gap:16px;padding:16px 18px;align-items:flex-start;
  border-bottom:1px solid rgba(245,158,11,.08);
  transition:background-color .2s ease;
}
.post-item:last-child{border-bottom:0}
.post-item:hover{background:rgba(245,158,11,.055)}
.post-thumb{width:104px;height:74px;flex:0 0 104px;border-radius:11px;overflow:hidden;border:1px solid var(--line-soft)}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-content{min-width:0;flex:1}
.post-content h3{font-size:15.5px;margin:0 0 7px;line-height:1.4}
.post-content h3 a:hover{color:var(--gold-l)}
.post-content p{font-size:13px;color:var(--mint);opacity:.72;margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:11.5px;color:var(--muted)}
.post-meta i{color:var(--gold);font-size:10.5px;margin-right:4px}
.empty-note{
  padding:26px 18px;text-align:center;color:var(--muted);font-size:14px;
  border:1px dashed var(--line-soft);border-radius:var(--radius);
}

/* ---------- showcase / scene ---------- */
.scene-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.scene-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.scene-media img{width:100%;height:100%;object-fit:cover;min-height:300px}
.scene-steps{display:flex;flex-direction:column;gap:0}
.scene-step{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid rgba(245,158,11,.1)}
.scene-step:last-child{border-bottom:0}
.scene-step .step-no{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:grid;place-items:center;font-size:13px;font-weight:800;
  background:rgba(245,158,11,.12);color:var(--gold-l);border:1px solid var(--line-soft);
}
.scene-step h4{margin:0 0 6px;font-size:15.5px}
.scene-step p{margin:0;font-size:13.5px;color:var(--mint);opacity:.76}

/* ---------- testimonials ---------- */
.quote-card{
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px;height:100%;display:flex;flex-direction:column;gap:14px;
  transition:transform .25s ease,border-color .25s ease;
}
.quote-card:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.42)}
.quote-stars{color:var(--gold-l);font-size:13px;letter-spacing:2px}
.quote-card blockquote{margin:0;font-size:14px;color:var(--mint);opacity:.86;line-height:1.65}
.quote-author{display:flex;align-items:center;gap:11px;margin-top:auto;padding-top:8px;border-top:1px solid rgba(245,158,11,.1)}
.quote-avatar{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:var(--gold-grad);color:#052014;display:grid;place-items:center;
  font-weight:800;font-size:14px;
}
.quote-author strong{display:block;font-size:13.5px}
.quote-author span{font-size:11.5px;color:var(--muted)}

/* ---------- compare ---------- */
.compare{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.compare-head,.compare-row{display:grid;grid-template-columns:1.4fr 1fr 1fr}
.compare-head{background:rgba(245,158,11,.1);font-size:12.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-l)}
.compare-head>div,.compare-row>div{padding:14px 16px;border-bottom:1px solid rgba(245,158,11,.08)}
.compare-row{font-size:13.5px}
.compare-row:last-child>div{border-bottom:0}
.compare-row>div:first-child{color:var(--mint);opacity:.85;font-weight:600}
.compare-row .yes{color:#86efac}
.compare-row .no{color:#fca5a5}
.compare-row i{margin-right:7px;font-size:12px}

/* ---------- invite / progress ---------- */
.invite-wrap{
  background:radial-gradient(700px 320px at 12% 0%,rgba(245,158,11,.16),transparent 62%),linear-gradient(150deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;
}
.progress-track{
  height:12px;border-radius:999px;background:rgba(5,31,20,.8);
  border:1px solid var(--line-soft);overflow:hidden;margin:14px 0 8px;
}
.progress-fill{height:100%;width:68%;background:var(--gold-grad);border-radius:999px;box-shadow:0 0 18px rgba(245,158,11,.5)}
.progress-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}
.reward-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.reward-item{
  background:rgba(5,31,20,.55);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:16px;
}
.reward-item b{display:block;font-size:19px;color:var(--gold-l);font-weight:800;line-height:1.2}
.reward-item span{font-size:12px;color:var(--muted);display:block;margin-top:5px}
.share-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}

/* ---------- resources ---------- */
.res-item{
  display:flex;gap:15px;align-items:flex-start;padding:20px;
  border:1px solid var(--line-soft);border-radius:var(--radius);height:100%;
  background:linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
  transition:border-color .25s ease,transform .25s ease;
}
.res-item:hover{border-color:rgba(245,158,11,.45);transform:translateY(-4px)}
.res-icon{
  width:44px;height:44px;flex:0 0 44px;border-radius:13px;
  background:rgba(245,158,11,.12);border:1px solid var(--line-soft);
  display:grid;place-items:center;color:var(--gold-l);font-size:17px;
}
.res-item h3{font-size:15.5px;margin:0 0 7px}
.res-item p{font-size:13.5px;color:var(--mint);opacity:.76;margin:0}

/* ---------- favorites ---------- */
.fav-row{
  display:flex;align-items:center;gap:14px;padding:15px 18px;
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(255,255,255,.028);
  transition:border-color .2s ease,background-color .2s ease;
}
.fav-row:hover{border-color:rgba(245,158,11,.45);background:rgba(245,158,11,.06)}
.fav-row i.fav-ico{color:var(--gold-l);font-size:15px;flex:0 0 auto}
.fav-row .fav-text{flex:1;min-width:0}
.fav-row .fav-text strong{display:block;font-size:14.5px}
.fav-row .fav-text span{font-size:12.5px;color:var(--muted)}

/* ---------- trust ---------- */
.trust-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
}
.trust-item{
  padding:22px 18px;text-align:left;border-right:1px solid rgba(245,158,11,.1);
  background:rgba(255,255,255,.022);
}
.trust-item:last-child{border-right:0}
.trust-item i{font-size:19px;color:var(--gold-l);margin-bottom:11px;display:block}
.trust-item strong{display:block;font-size:14.5px;margin-bottom:6px}
.trust-item span{font-size:12.5px;color:var(--mint);opacity:.72;line-height:1.55}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(255,255,255,.028);overflow:hidden;
  transition:border-color .2s ease;
}
.faq-item[open]{border-color:rgba(245,158,11,.45);background:rgba(245,158,11,.05)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 18px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:15px;font-weight:700;
}
.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-l);font-size:12px;flex:0 0 auto;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item .faq-answer{padding:0 18px 18px;font-size:14px;color:var(--mint);opacity:.8;line-height:1.7}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,#041a11 0%,#03140d 100%);
  border-top:1px solid var(--line-soft);padding:56px 0 96px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:17px;border-radius:11px}
.footer-brand strong{font-size:14.5px;line-height:1.25}
.footer-about{font-size:13.5px;color:var(--mint);opacity:.68;line-height:1.7;max-width:340px}
.footer-col h4{font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-l);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:13.5px;color:var(--mint);opacity:.74}
.footer-col ul li a:hover{color:var(--gold-l);opacity:1}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-badge{
  font-size:11.5px;font-weight:700;padding:6px 12px;border-radius:9px;
  border:1px solid var(--line-soft);background:rgba(245,158,11,.07);color:var(--gold-l);
}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--muted);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;border:1.5px solid rgba(245,158,11,.55);
  color:var(--gold-l);font-size:11px;font-weight:800;margin-right:10px;
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:70;
  width:58px;height:58px;border-radius:50%;
  background:radial-gradient(circle at 32% 26%,#2b1503 0%,#0b0c0e 72%);
  border:2px solid var(--gold);
  display:grid;place-items:center;color:var(--gold-l);font-size:21px;
  box-shadow:0 8px 28px rgba(245,158,11,.4);
  opacity:.82;cursor:pointer;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabFloat 3.4s ease-in-out infinite;
}
@keyframes fabFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-5px)}
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 12px 34px rgba(245,158,11,.6);animation-play-state:paused}
.fab:hover i{transform:rotate(360deg);transition:transform .55s ease}
.fab:active{transform:scale(.94) translateY(2px)}
.fab .fab-badge{
  position:absolute;top:-2px;right:-2px;width:13px;height:13px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #fff;
}

/* ---------- sticky conversion bar ---------- */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:65;
  background:rgba(4,22,14,.95);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding:10px 0;
}
.sticky-inner{display:flex;align-items:center;gap:16px}
.sticky-text{flex:1;min-width:0}
.sticky-text strong{display:block;font-size:13.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sticky-text span{font-size:11.5px;color:var(--muted)}
.sticky-actions{display:flex;gap:9px;flex:0 0 auto}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .nav-toggle{display:grid}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;margin-left:0;
    background:#062018;border-bottom:1px solid var(--line);
    padding:12px 18px 18px;display:none;
    box-shadow:0 20px 40px rgba(0,0,0,.5);
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 14px;font-size:15px}
  .header-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-facts{max-width:100%}
  .scene-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .trust-strip{grid-template-columns:1fr 1fr}
  .trust-item:nth-child(2){border-right:0}
  .trust-item:nth-child(1),.trust-item:nth-child(2){border-bottom:1px solid rgba(245,158,11,.1)}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .hero{padding:38px 0 46px}
  .hero-facts{grid-template-columns:1fr 1fr}
  .reward-grid{grid-template-columns:1fr}
  .compare-head,.compare-row{grid-template-columns:1.1fr 1fr 1fr;font-size:12.5px}
  .compare-head>div,.compare-row>div{padding:11px 11px}
  .post-thumb{width:82px;height:62px;flex:0 0 82px}
  .invite-wrap{padding:22px}
  .search-wrap{padding:20px}
}
@media (max-width:520px){
  .header-inner{min-height:66px;gap:10px}
  .brand-text{font-size:13px}
  .brand-text em{display:none}
  .header-actions .btn-ghost{display:inline-flex}
  .header-actions .btn{padding:9px 13px;font-size:12.5px}
  .hero-facts{grid-template-columns:1fr}
  .search-form{flex-direction:column}
  .search-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .trust-strip{grid-template-columns:1fr}
  .trust-item{border-right:0;border-bottom:1px solid rgba(245,158,11,.1)}
  .trust-item:last-child{border-bottom:0}
  .compare-head,.compare-row{grid-template-columns:1fr 1fr 1fr;font-size:11.5px}
  .compare-head>div,.compare-row>div{padding:10px 8px}
  .sticky-inner{flex-direction:column;gap:9px;align-items:stretch}
  .sticky-actions{width:100%}
  .sticky-actions .btn{flex:1}
  .fab{left:12px;bottom:132px;width:52px;height:52px;font-size:19px}
  .site-footer{padding-bottom:150px}
}

/* roulang page: article */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0f3a26;
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(245,158,11,.12);
  --card:rgba(255,255,255,.04);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 46px rgba(0,0,0,.48);
  --shadow-soft:0 10px 28px rgba(0,0,0,.32);
  --gold-grad:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --maxw:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,opacity .2s ease,border-color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--gold-l);outline-offset:2px;border-radius:6px}
section[id],div[id],article[id]{scroll-margin-top:96px}
h1,h2,h3,h4{line-height:1.24;margin:0 0 .5em;letter-spacing:-.4px;font-weight:800}
h1{font-size:clamp(1.65rem,3.4vw,2.5rem)}
h2{font-size:clamp(1.32rem,2.4vw,1.86rem)}
h3{font-size:clamp(1.06rem,1.6vw,1.24rem)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.15em}
li{margin-bottom:.34em}

.grid-container{max-width:var(--maxw);padding-left:18px;padding-right:18px;margin-left:auto;margin-right:auto;width:100%}
.section{padding:66px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,#052015 0%,#0B2E1E 100%)}
.section-deep{background:radial-gradient(1200px 460px at 20% 0%,rgba(245,158,11,.09),transparent 62%),#041a11}
.section-head{max-width:820px;margin-bottom:34px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.82;font-size:15px;max-width:760px;margin-bottom:0}
.section-head-wide{max-width:100%}
.section-flex-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.section-flex-head .section-head{margin-bottom:0}
.divider-line{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-l);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 13px;margin-bottom:16px;
}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(245,158,11,.14);
  color:var(--gold-l);border:1px solid var(--line-soft);
}
.tag-red{background:rgba(220,38,38,.16);color:#fca5a5;border-color:rgba(220,38,38,.35)}
.tag-green{background:rgba(34,197,94,.14);color:#86efac;border-color:rgba(34,197,94,.3)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:12px;font-size:14px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px}
.btn-gold{background:var(--gold-grad);color:#052014;box-shadow:0 10px 26px rgba(245,158,11,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(245,158,11,.42);color:#052014}
.btn-gold:active{transform:translateY(0)}
.btn-outline{border-color:rgba(245,158,11,.5);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-outline:hover{background:rgba(245,158,11,.16);border-color:var(--gold);color:#fff}
.btn-ghost{color:var(--gold-l);border-color:rgba(245,158,11,.32);background:transparent}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-sm{padding:8px 15px;font-size:13px;border-radius:10px}
.btn-block{width:100%}

.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;min-width:0}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:var(--gold-grad);color:#052014;
  display:grid;place-items:center;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{font-weight:800;font-size:14.5px;line-height:1.22;letter-spacing:-.2px;min-width:0}
.brand-text em{display:block;font-style:normal;font-weight:500;font-size:10.5px;color:var(--muted);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{padding:9px 13px;border-radius:10px;font-size:13.5px;font-weight:600;color:var(--mint);opacity:.86}
.main-nav a:hover{background:rgba(245,158,11,.1);color:var(--gold-l);opacity:1}
.main-nav a.active{background:rgba(245,158,11,.15);color:var(--gold-l);box-shadow:inset 0 0 0 1px var(--line)}
.header-actions{display:flex;align-items:center;gap:9px;margin-left:10px;flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:rgba(245,158,11,.06);color:var(--gold-l);font-size:17px;cursor:pointer}

/* ---------- article layout ---------- */
.article-hero{position:relative;overflow:hidden;padding:52px 0 46px;border-bottom:1px solid var(--line-soft)}
.article-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.22}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.86) 48%,rgba(11,46,30,.78) 100%)}
.article-hero-inner{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-bottom:16px}
.crumb a{color:var(--mint);opacity:.85}
.crumb a:hover{color:var(--gold-l);opacity:1}
.crumb i{font-size:10px;opacity:.6}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px}
.meta-pill{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--mint);background:rgba(255,255,255,.05);border:1px solid var(--line-soft);border-radius:999px;padding:6px 13px}
.meta-pill i{color:var(--gold-l);font-size:12px}
.article-lead{color:var(--mint);opacity:.85;font-size:15.5px;max-width:820px;margin:16px 0 0}

.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:38px;align-items:start}
.article-body{min-width:0}
.article-feature{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--card);box-shadow:var(--shadow-soft);margin-bottom:30px}
.article-feature img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-feature figcaption{padding:12px 18px;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line-soft)}

.prose{font-size:16px;color:#e8f3ee}
.prose p{line-height:1.72;margin-bottom:1.05em}
.prose h2{margin-top:1.7em;padding-bottom:.4em;border-bottom:1px solid var(--line-soft)}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.4em;color:var(--gold-l)}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.25em}
.prose li{line-height:1.66;margin-bottom:.5em}
.prose strong{color:var(--gold-l)}
.prose a{color:var(--gold-l);border-bottom:1px dashed rgba(245,158,11,.5)}
.prose a:hover{color:#fff;border-bottom-color:#fff}
.prose blockquote{
  margin:1.6em 0;padding:20px 24px;border-left:3px solid var(--gold);
  background:rgba(245,158,11,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-size:16.5px;font-weight:600;color:var(--mint);line-height:1.6;
}
.prose img{border-radius:var(--radius-sm);margin:1.4em 0;border:1px solid var(--line-soft)}
.prose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:14.5px}
.prose th,.prose td{border:1px solid var(--line-soft);padding:11px 14px;text-align:left}
.prose th{background:rgba(245,158,11,.1);color:var(--gold-l)}
.prose tr:nth-child(even) td{background:rgba(255,255,255,.02)}

.pull-quote{
  margin:34px 0;padding:28px 30px;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,rgba(245,158,11,.14),rgba(11,46,30,.55));
  border:1px solid var(--line);position:relative;
}
.pull-quote::before{content:"\201C";position:absolute;top:6px;left:18px;font-size:64px;color:rgba(245,158,11,.28);font-family:Georgia,serif;line-height:1}
.pull-quote p{margin:0;font-size:17.5px;font-weight:600;line-height:1.58;color:#fff}
.pull-quote cite{display:block;margin-top:12px;font-style:normal;font-size:12.5px;color:var(--gold-l);letter-spacing:.04em;text-transform:uppercase;font-weight:700}

.notfound{border:1px dashed var(--line);border-radius:var(--radius-lg);padding:44px 28px;text-align:center;background:var(--card)}
.notfound h2{color:var(--gold-l)}
.notfound p{color:var(--mint);opacity:.85}

.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin:26px 0}
.info-card{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);padding:20px 18px}
.info-card i{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;background:rgba(245,158,11,.14);color:var(--gold-l);font-size:16px;margin-bottom:12px}
.info-card h3{font-size:15px;margin-bottom:6px}
.info-card p{font-size:13.8px;color:var(--mint);opacity:.78;margin:0;line-height:1.6}

.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);padding:22px 20px}
.side-card h3{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--gold-l);font-size:14px}
.side-list{list-style:none;padding:0;margin:0}
.side-list li{margin-bottom:12px}
.side-list li:last-child{margin-bottom:0}
.side-list a{display:block;font-size:13.8px;font-weight:600;color:var(--mint);opacity:.88;line-height:1.5}
.side-list a:hover{color:var(--gold-l);opacity:1}
.side-list span{display:block;font-size:11.5px;color:var(--muted);margin-top:3px;font-weight:500}
.side-cta{background:linear-gradient(150deg,rgba(245,158,11,.16),rgba(11,46,30,.6));border:1px solid var(--line)}
.side-cta p{font-size:13.6px;color:var(--mint);opacity:.84;margin-bottom:16px}
.fact-list{list-style:none;padding:0;margin:0}
.fact-list li{display:flex;justify-content:space-between;gap:12px;font-size:13.6px;padding:9px 0;border-bottom:1px dashed var(--line-soft);margin:0}
.fact-list li:last-child{border-bottom:0}
.fact-list span:first-child{color:var(--mint);opacity:.8}
.fact-list span:last-child{color:var(--gold-l);font-weight:700}

.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);padding:18px 20px}
.faq-item summary{cursor:pointer;font-weight:700;font-size:15px;color:#fff;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-l);font-size:20px;line-height:1;font-weight:700}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:12px 0 0;font-size:14.4px;color:var(--mint);opacity:.82;line-height:1.66}

.cta-band{
  background:linear-gradient(120deg,rgba(245,158,11,.16),rgba(11,46,30,.72));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px 32px;display:grid;grid-template-columns:1.4fr auto;gap:26px;align-items:center;
}
.cta-band h2{margin-bottom:8px}
.cta-band p{color:var(--mint);opacity:.85;margin:0;font-size:14.6px;max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.related-card{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.related-card:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.42);box-shadow:var(--shadow-soft)}
.related-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.related-card-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.related-card-body h3{font-size:15px;margin:0}
.related-card-body p{font-size:13.4px;color:var(--mint);opacity:.78;margin:0;line-height:1.6}
.related-card-body .btn{align-self:flex-start;margin-top:auto}

.site-footer{background:#04170f;border-top:1px solid var(--line-soft);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;margin-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:14px;line-height:1.28;font-weight:800}
.footer-about{font-size:13.6px;color:var(--mint);opacity:.7;line-height:1.68;max-width:420px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pay-badge{font-size:11.5px;font-weight:700;color:var(--gold-l);border:1px solid var(--line);border-radius:999px;padding:5px 11px;background:rgba(245,158,11,.06)}
.footer-col h4{font-size:13px;letter-spacing:.09em;text-transform:uppercase;color:var(--gold-l);margin-bottom:14px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.6px;color:var(--mint);opacity:.78}
.footer-col a:hover{color:var(--gold-l);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;font-size:12.5px;color:var(--muted)}
.age-badge{display:inline-grid;place-items:center;min-width:30px;height:22px;padding:0 7px;border-radius:999px;background:rgba(220,38,38,.2);color:#fca5a5;font-weight:800;font-size:11px;margin-right:8px;border:1px solid rgba(220,38,38,.4)}

.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,#FCD34D,#F59E0B 55%,#b45309 100%);
  border:2px solid #F59E0B;color:#052014;
  display:grid;place-items:center;font-size:21px;cursor:pointer;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.82;transition:transform .25s ease,opacity .25s ease;
}
.fab:hover{transform:scale(1.1);opacity:1}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .fab-dot{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:#DC2626;box-shadow:0 0 0 2px #fff}

@media screen and (max-width:1024px){
  .article-wrap{grid-template-columns:1fr}
  .sidebar{position:static}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
}
@media screen and (max-width:900px){
  .main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:14px 18px 20px;margin-left:0;backdrop-filter:blur(14px);
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:grid;place-items:center}
  .header-actions{margin-left:auto}
  .header-actions .btn-ghost{display:none}
  .header-inner{position:relative}
}
@media screen and (max-width:768px){
  .section{padding:50px 0}
  .cta-band{grid-template-columns:1fr;padding:28px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .article-hero{padding:38px 0 34px}
}
@media screen and (max-width:520px){
  body{font-size:15.4px}
  .header-inner{min-height:66px;gap:10px}
  .brand-text{font-size:12.6px}
  .brand-text em{display:none}
  .brand-mark{width:38px;height:38px;flex-basis:38px;font-size:17px;border-radius:11px}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .pull-quote{padding:22px 20px}
  .pull-quote p{font-size:15.6px}
  .fab{left:12px;bottom:88px;width:52px;height:52px;font-size:19px}
}

/* roulang page: category1 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0f3a26;
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(245,158,11,.12);
  --card:rgba(255,255,255,.04);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 46px rgba(0,0,0,.48);
  --shadow-soft:0 10px 28px rgba(0,0,0,.32);
  --gold-grad:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --maxw:1200px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,opacity .2s ease,border-color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold-l);outline-offset:2px;border-radius:6px}
section[id],div[id]{scroll-margin-top:92px}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.3px;line-height:1.25}
h1{font-size:clamp(28px,4.4vw,44px)}
h2{font-size:clamp(22px,2.9vw,32px)}
h3{font-size:clamp(17px,2vw,20px)}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}

.grid-container{max-width:var(--maxw);padding-left:18px;padding-right:18px;margin-left:auto;margin-right:auto}
.section{padding:66px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,#052015 0%,#0B2E1E 100%)}
.section-deep{background:radial-gradient(1200px 460px at 20% 0%,rgba(245,158,11,.09),transparent 62%),#041a11}
.section-head{max-width:820px;margin-bottom:34px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.82;font-size:15px;max-width:760px}
.section-head-wide{max-width:100%}
.divider-line{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-l);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 13px;margin-bottom:16px;
}
.eyebrow i{font-size:11px}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(245,158,11,.14);
  color:var(--gold-l);border:1px solid var(--line-soft);
}
.tag-red{background:rgba(220,38,38,.16);color:#fca5a5;border-color:rgba(220,38,38,.35)}
.tag-green{background:rgba(34,197,94,.14);color:#86efac;border-color:rgba(34,197,94,.3)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:12px;font-size:14px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px}
.btn-gold{background:var(--gold-grad);color:#052014;box-shadow:0 10px 26px rgba(245,158,11,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(245,158,11,.42);color:#052014}
.btn-gold:active{transform:translateY(0)}
.btn-outline{border-color:rgba(245,158,11,.5);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-outline:hover{background:rgba(245,158,11,.16);border-color:var(--gold);color:#fff}
.btn-ghost{color:var(--gold-l);border-color:rgba(245,158,11,.32);background:transparent}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-sm{padding:8px 15px;font-size:13px;border-radius:10px}
.btn-block{width:100%}

.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;min-width:0}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:var(--gold-grad);color:#052014;
  display:grid;place-items:center;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{font-weight:800;font-size:14.5px;line-height:1.22;letter-spacing:-.2px;min-width:0}
.brand-text em{display:block;font-style:normal;font-weight:500;font-size:10.5px;color:var(--muted);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  padding:9px 13px;border-radius:10px;font-size:13.5px;font-weight:600;
  color:var(--mint);opacity:.86;
}
.main-nav a:hover{background:rgba(245,158,11,.1);color:var(--gold-l);opacity:1}
.main-nav a.active{background:rgba(245,158,11,.15);color:var(--gold-l);box-shadow:inset 0 0 0 1px var(--line)}
.header-actions{display:flex;align-items:center;gap:9px;margin-left:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(245,158,11,.06);
  color:var(--gold-l);font-size:17px;cursor:pointer;
}

/* ---------- category hero ---------- */
.cat-hero{position:relative;overflow:hidden;padding:52px 0 58px}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(5,31,20,.96) 0%,rgba(5,31,20,.84) 46%,rgba(11,46,30,.72) 100%);
}
.cat-hero-inner{position:relative;z-index:2}
.cat-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:center}
.cat-hero h1{margin-bottom:14px}
.cat-hero-lead{color:var(--mint);opacity:.88;font-size:15.5px;max-width:620px;margin-bottom:24px}
.cat-hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.cat-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:560px}
.cat-facts li{background:rgba(255,255,255,.045);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:12px 14px}
.cat-facts strong{display:block;font-size:19px;color:var(--gold-l);line-height:1.2}
.cat-facts span{font-size:11.5px;color:var(--muted);font-weight:600;letter-spacing:.02em}
.cat-visual{
  background:linear-gradient(160deg,rgba(245,158,11,.1),rgba(5,31,20,.4));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:16px;box-shadow:var(--shadow);
}
.cat-visual img{border-radius:var(--radius);margin-bottom:14px;width:100%;object-fit:cover;aspect-ratio:16/11}
.cat-visual-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.cat-visual-meta span{font-size:12px;color:var(--mint);opacity:.82;font-weight:600}
.live-dot{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:800;color:#86efac;text-transform:uppercase;letter-spacing:.08em}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 2s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(34,197,94,.55)}
  70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}
  100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}
}

/* ---------- benefit triples ---------- */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.benefit-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;position:relative;overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.benefit-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--gold-grad);opacity:.65;
}
.benefit-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-soft)}
.benefit-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(245,158,11,.13);color:var(--gold-l);font-size:20px;margin-bottom:16px;
  border:1px solid var(--line-soft);
}
.benefit-card h3{margin-bottom:9px;font-size:18px}
.benefit-card p{font-size:14px;color:var(--mint);opacity:.82}
.benefit-metric{margin-top:16px;font-size:12px;font-weight:700;color:var(--gold-l);letter-spacing:.04em;text-transform:uppercase}

/* ---------- scenario split ---------- */
.scene-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center}
.scene-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.scene-list{display:grid;gap:16px;margin-top:22px}
.scene-item{display:flex;gap:14px;align-items:flex-start;padding:16px;border-radius:var(--radius-sm);background:rgba(255,255,255,.03);border:1px solid var(--line-soft)}
.scene-item i{color:var(--gold-l);font-size:17px;margin-top:3px}
.scene-item h4{font-size:15.5px;margin-bottom:5px}
.scene-item p{font-size:13.5px;color:var(--mint);opacity:.8;margin:0}

/* ---------- flow steps ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.flow-step{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px 20px;position:relative;
}
.flow-num{
  font-size:26px;font-weight:800;color:rgba(245,158,11,.32);line-height:1;margin-bottom:12px;
  letter-spacing:-1px;
}
.flow-step h4{font-size:16px;margin-bottom:8px}
.flow-step p{font-size:13.5px;color:var(--mint);opacity:.8;margin:0}

/* ---------- data strip ---------- */
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:linear-gradient(120deg,rgba(245,158,11,.1),rgba(5,31,20,.2));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 22px;
}
.data-strip li{text-align:left}
.data-strip strong{display:block;font-size:26px;color:var(--gold-l);line-height:1.1;letter-spacing:-.5px}
.data-strip span{font-size:12.5px;color:var(--mint);opacity:.78;font-weight:600;display:block;margin-top:5px}

/* ---------- compare ---------- */
.compare-table{width:100%;border-collapse:collapse;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft)}
.compare-table th,.compare-table td{padding:15px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line-soft)}
.compare-table th{background:rgba(245,158,11,.1);color:var(--gold-l);font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.06em}
.compare-table td{color:var(--mint);opacity:.88}
.compare-table td:first-child{color:var(--text);font-weight:600;opacity:1}
.compare-table tr:last-child td{border-bottom:0}
.compare-table tbody tr:hover{background:rgba(255,255,255,.025)}

/* ---------- resource grid ---------- */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.res-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.res-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-soft)}
.res-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.res-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.res-body h4{font-size:15.5px;line-height:1.4}
.res-body p{font-size:13.5px;color:var(--mint);opacity:.78;margin:0;flex:1}
.res-meta{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--muted);font-weight:600}
.res-body .btn{align-self:flex-start}
.list-empty{color:var(--mint);opacity:.7;font-size:14px;padding:14px 0}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--card);overflow:hidden}
.faq-item summary{
  cursor:pointer;padding:17px 20px;font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-l);font-size:19px;font-weight:700;flex:0 0 auto}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{background:rgba(245,158,11,.07)}
.faq-item p{padding:0 20px 18px;font-size:14px;color:var(--mint);opacity:.85;margin:0}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(125deg,rgba(245,158,11,.16),rgba(11,46,30,.7));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 34px;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center;
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--mint);opacity:.85;font-size:15px;margin-bottom:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ---------- footer ---------- */
.site-footer{background:#03150E;border-top:1px solid var(--line-soft);padding:52px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;margin-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:14px;line-height:1.3;font-weight:800}
.footer-about{font-size:13.5px;color:var(--mint);opacity:.72;margin-bottom:16px;max-width:360px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px}
.pay-badge{
  font-size:11px;font-weight:700;color:var(--gold-l);
  border:1px solid var(--line);background:rgba(245,158,11,.07);
  border-radius:999px;padding:5px 11px;letter-spacing:.02em;
}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--gold-l);margin-bottom:14px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.5px;color:var(--mint);opacity:.76}
.footer-col a:hover{color:var(--gold-l);opacity:1}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding-top:20px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted);
}
.age-badge{
  display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);color:var(--gold-l);font-size:11px;font-weight:800;margin-right:8px;
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:#052014;color:var(--gold-l);
  border:2px solid var(--gold);
  box-shadow:0 8px 26px rgba(245,158,11,.36);
  font-size:20px;opacity:.85;
  animation:float 3.2s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 12px 32px rgba(245,158,11,.55)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab::after{
  content:"";position:absolute;top:3px;right:3px;width:13px;height:13px;
  border-radius:50%;background:var(--red);box-shadow:0 0 0 2px #052014;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .main-nav{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line-soft);
    padding:10px 16px 16px;display:none;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 14px;font-size:14px}
  .nav-toggle{display:grid;place-items:center}
  .header-actions .btn-ghost,.header-actions .btn-gold{padding:9px 14px;font-size:13px}
  .cat-hero-grid{grid-template-columns:1fr;gap:30px}
  .scene-grid{grid-template-columns:1fr;gap:28px}
  .benefit-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .data-strip{grid-template-columns:repeat(2,1fr)}
  .res-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;text-align:left}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media screen and (max-width:768px){
  .section{padding:52px 0}
  .brand-text em{display:none}
  .brand-text{font-size:13px}
  .benefit-grid{grid-template-columns:1fr}
  .res-grid{grid-template-columns:1fr}
  .compare-table th,.compare-table td{padding:12px 13px;font-size:13px}
}
@media screen and (max-width:520px){
  .header-actions .btn-ghost{display:none}
  .header-inner{min-height:66px;gap:10px}
  .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:17px}
  .cat-facts{grid-template-columns:1fr}
  .data-strip{grid-template-columns:1fr}
  .flow-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:26px 20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{left:12px;bottom:80px;width:52px;height:52px;font-size:18px}
}

/* roulang page: category3 */
/* ===== Design system ===== */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0f3a26;
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(245,158,11,.12);
  --card:rgba(255,255,255,.04);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 46px rgba(0,0,0,.48);
  --shadow-soft:0 10px 28px rgba(0,0,0,.32);
  --gold-grad:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
main{display:block}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,opacity .2s ease,border-color .2s ease,transform .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 12px;font-weight:800;line-height:1.25;letter-spacing:-.4px}
h1{font-size:clamp(26px,3.4vw,42px)}
h2{font-size:clamp(21px,2.5vw,31px)}
h3{font-size:17px}
h4{font-size:15px}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold-l);outline-offset:2px;border-radius:6px}
section[id],div[id]{scroll-margin-top:92px}

/* ===== Layout ===== */
.grid-container{max-width:var(--maxw);width:100%;margin:0 auto;padding-left:18px;padding-right:18px}
.section{padding:66px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,#052015 0%,#0B2E1E 100%)}
.section-deep{background:radial-gradient(1200px 460px at 20% 0%,rgba(245,158,11,.09),transparent 62%),#041a11}
.section-head{max-width:820px;margin-bottom:34px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.82;font-size:15px;max-width:780px}
.divider-line{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}

/* ===== Text atoms ===== */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-l);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 13px;margin-bottom:16px;
}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(245,158,11,.14);
  color:var(--gold-l);border:1px solid var(--line-soft);
}
.tag-red{background:rgba(220,38,38,.16);color:#fca5a5;border-color:rgba(220,38,38,.35)}
.tag-green{background:rgba(34,197,94,.14);color:#86efac;border-color:rgba(34,197,94,.3)}
.lead{font-size:15.5px;color:var(--mint);opacity:.85}
.bullet-list li{position:relative;padding-left:24px;margin-bottom:11px;font-size:14.5px;color:var(--mint);opacity:.9}
.bullet-list li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;background:var(--gold-grad)}
.empty-note{font-size:14px;color:var(--muted);border:1px dashed var(--line);border-radius:var(--radius-sm);padding:20px;text-align:center}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:12px;font-size:14px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px}
.btn-gold{background:var(--gold-grad);color:#052014;box-shadow:0 10px 26px rgba(245,158,11,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(245,158,11,.42);color:#052014}
.btn-gold:active{transform:translateY(0)}
.btn-outline{border-color:rgba(245,158,11,.5);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-outline:hover{background:rgba(245,158,11,.16);border-color:var(--gold);color:#fff}
.btn-ghost{color:var(--gold-l);border-color:rgba(245,158,11,.32);background:transparent}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-sm{padding:8px 15px;font-size:13px;border-radius:10px}
.btn-block{width:100%}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;min-width:0}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:var(--gold-grad);color:#052014;
  display:grid;place-items:center;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{font-weight:800;font-size:14.5px;line-height:1.22;letter-spacing:-.2px;min-width:0}
.brand-text em{display:block;font-style:normal;font-weight:500;font-size:10.5px;color:var(--muted);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{padding:9px 13px;border-radius:10px;font-size:13.5px;font-weight:600;color:var(--mint);opacity:.86}
.main-nav a:hover{background:rgba(245,158,11,.1);color:var(--gold-l);opacity:1}
.main-nav a.active{background:rgba(245,158,11,.15);color:var(--gold-l);box-shadow:inset 0 0 0 1px var(--line)}
.header-actions{display:flex;align-items:center;gap:9px;margin-left:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(245,158,11,.06);
  color:var(--gold-l);font-size:17px;cursor:pointer;place-items:center;
}

/* ===== Hero (help center) ===== */
.hero{position:relative;overflow:hidden;padding:58px 0 64px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.86) 48%,rgba(11,46,30,.78) 100%);
}
.hero-inner{position:relative;z-index:2}
.hero-help{text-align:center}
.hero-help h1{max-width:960px;margin:0 auto 14px;text-shadow:0 4px 26px rgba(0,0,0,.5)}
.hero-sub{font-size:15px;font-weight:600;color:var(--gold-l);margin-bottom:14px}
.hero-lead{color:var(--mint);opacity:.85;font-size:15.5px;max-width:840px;margin:0 auto 28px}
.hero-search{
  display:flex;align-items:center;gap:10px;max-width:640px;margin:0 auto 22px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  border-radius:999px;padding:8px 8px 8px 20px;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.hero-search > i{color:var(--gold-l);font-size:15px}
.hero-search input{flex:1;min-width:0;background:transparent;border:0;color:var(--text);font-size:14.5px;padding:8px 0}
.hero-search input::placeholder{color:rgba(209,250,229,.5)}
.hero-search input:focus{outline:none}
.hero-search .btn{border-radius:999px;flex:0 0 auto}
.chip-row{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;max-width:920px;margin:0 auto}
.chip-label{font-size:12.5px;color:var(--muted);align-self:center}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;
  color:var(--mint);background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:999px;padding:7px 14px;
}
.chip:hover{background:rgba(245,158,11,.14);color:var(--gold-l);border-color:var(--line);transform:translateY(-1px)}
.chip i{color:var(--gold-l);font-size:11px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:940px;margin:36px auto 0}
.hero-stats li{background:rgba(255,255,255,.04);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:15px 14px}
.hero-stats strong{display:block;font-size:20px;color:var(--gold-l);font-weight:800;letter-spacing:-.5px}
.hero-stats span{font-size:12px;color:var(--muted)}

/* ===== Feature cards ===== */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feature-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px 22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-soft)}
.feature-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-l);font-size:18px;
  border:1px solid var(--line-soft);margin-bottom:14px;
}
.feature-card h3{font-size:16.5px;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--mint);opacity:.78;margin:0}

/* ===== Split block ===== */
.split{display:grid;grid-template-columns:1.35fr .85fr;gap:36px;align-items:start}
.split-main h2{margin-bottom:14px}
.panel{
  background:linear-gradient(160deg,rgba(245,158,11,.09),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;
}
.panel h3{font-size:16px;margin-bottom:6px}
.panel .panel-note{font-size:12.5px;color:var(--muted);margin-bottom:14px}
.panel-img{border-radius:var(--radius);border:1px solid var(--line-soft);margin-bottom:18px}
.rank-list li{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(245,158,11,.16);font-size:13.5px}
.rank-list li:last-child{border-bottom:0}
.rank-no{
  width:26px;height:26px;flex:0 0 26px;border-radius:8px;display:grid;place-items:center;
  font-size:12px;font-weight:800;background:rgba(255,255,255,.06);color:var(--gold-l);
}
.rank-name{flex:1;min-width:0;color:var(--text)}
.rank-val{font-weight:700;color:var(--gold-l);font-size:13px;white-space:nowrap}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.stat-badge{
  background:rgba(255,255,255,.035);border:1px solid var(--line-soft);
  border-left:3px solid var(--gold);border-radius:var(--radius-sm);padding:16px 18px;
}
.stat-badge strong{display:block;font-size:22px;color:var(--gold-l);font-weight:800;letter-spacing:-.5px}
.stat-badge span{font-size:12.5px;color:var(--muted)}

/* ===== Pattern cards ===== */
.pattern-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.pattern-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px;display:flex;gap:16px;transition:border-color .25s ease,transform .25s ease;
}
.pattern-card:hover{border-color:var(--line);transform:translateY(-3px)}
.pattern-ico{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);border:1px solid var(--line-soft);color:var(--gold-l);font-size:17px;
}
.pattern-card h3{font-size:16px;margin-bottom:6px}
.pattern-card p{font-size:14px;color:var(--mint);opacity:.78;margin:0}

/* ===== Timeline ===== */
.timeline-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.timeline{border-left:2px solid var(--line);padding-left:26px;display:grid;gap:24px}
.timeline-item{position:relative}
.timeline-item::before{
  content:"";position:absolute;left:-35px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--gold-grad);box-shadow:0 0 0 4px rgba(245,158,11,.14);
}
.tl-time{font-size:12.5px;font-weight:700;color:var(--gold-l);letter-spacing:.06em;text-transform:uppercase}
.timeline-item h3{font-size:16px;margin:6px 0 6px}
.timeline-item p{font-size:14px;color:var(--mint);opacity:.8;margin:0}
.timeline-media img{border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.timeline-media figcaption{font-size:12.5px;color:var(--muted);margin-top:12px}
figure{margin:0}

/* ===== Payment band ===== */
.pay-band{
  display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center;
  background:linear-gradient(140deg,rgba(245,158,11,.08),rgba(255,255,255,.02));
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);padding:32px;
}
.pay-band h2{margin-bottom:10px}
.pay-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.pay-badge{
  font-size:12px;font-weight:600;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);color:var(--mint);
}
.pay-limits{display:grid;gap:12px}
.pay-limits li{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:12px 16px;font-size:13.5px;
}
.pay-limits strong{color:var(--gold-l);font-weight:800}

/* ===== News list ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-soft)}
.news-card h3{font-size:15.5px;margin:12px 0 8px}
.news-card p{font-size:13.5px;color:var(--mint);opacity:.76;margin:0 0 14px}
.news-meta{font-size:12px;color:var(--muted);margin-top:auto;display:inline-flex;align-items:center;gap:7px}

/* ===== Category entry ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px}
.cat-card{
  display:flex;flex-direction:column;gap:10px;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.cat-card:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.cat-card i{font-size:20px;color:var(--gold-l)}
.cat-card h3{font-size:16px;margin:0}
.cat-card p{font-size:13.5px;color:var(--mint);opacity:.76;margin:0}
.cat-more{font-size:12.5px;font-weight:700;color:var(--gold-l);margin-top:auto;padding-top:8px}
.resource-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.resource-row a{
  display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:600;color:var(--mint);
  background:rgba(255,255,255,.035);border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  padding:15px 16px;
}
.resource-row a:hover{color:var(--gold-l);border-color:var(--line);background:rgba(245,158,11,.08)}
.resource-row i{color:var(--gold-l);font-size:14px}

/* ===== FAQ ===== */
.faq{display:grid;gap:12px;max-width:920px}
.faq details{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .25s ease}
.faq details[open]{border-color:var(--line)}
.faq summary{
  cursor:pointer;list-style:none;padding:16px 20px;font-weight:600;font-size:15px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gold-l);font-size:12px;transition:transform .25s ease;
}
.faq details[open] summary::after{content:"\f068"}
.faq .faq-body{padding:0 20px 18px;font-size:14px;color:var(--mint);opacity:.85;margin:0}

/* ===== CTA band ===== */
.cta-band{
  background:radial-gradient(700px 300px at 15% 0%,rgba(245,158,11,.16),transparent 65%),linear-gradient(135deg,#0B2E1E,#051F14);
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--mint);opacity:.84;font-size:15px;margin-bottom:20px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.commit-list li{
  display:flex;gap:11px;align-items:flex-start;font-size:13.5px;color:var(--mint);opacity:.85;
  padding:11px 0;border-bottom:1px dashed rgba(245,158,11,.16);
}
.commit-list li:last-child{border-bottom:0}
.commit-list i{color:var(--gold-l);font-size:13px;margin-top:5px}

/* ===== Footer ===== */
.site-footer{background:#04180f;border-top:1px solid var(--line-soft);padding:52px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid var(--line-soft)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:14px;line-height:1.3}
.footer-about{font-size:13.5px;color:var(--mint);opacity:.7;line-height:1.7;max-width:430px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--gold-l);margin-bottom:14px}
.footer-col ul li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:var(--mint);opacity:.72}
.footer-col a:hover{color:var(--gold-l);opacity:1}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:20px;font-size:12.5px;color:var(--muted)}
.age-badge{
  display:inline-block;background:rgba(220,38,38,.18);border:1px solid rgba(220,38,38,.4);
  color:#fca5a5;font-size:11px;font-weight:800;border-radius:6px;padding:1px 6px;margin-right:8px;
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  background:radial-gradient(circle at 30% 25%,#1b3d2b,#052014 70%);
  border:2px solid var(--gold);color:var(--gold-l);
  display:grid;place-items:center;font-size:20px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .fab-dot{position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;background:#dc2626;box-shadow:0 0 0 2px #fff}
@keyframes fabFloat{0%,100%{translate:0 0}50%{translate:0 -6px}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:12px 18px 18px;display:none;margin-left:0;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:grid}
  .split,.timeline-wrap,.pay-band,.cta-band{grid-template-columns:1fr;gap:28px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:1fr}
  .resource-row{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:32px 24px}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .header-actions{gap:6px;margin-left:6px}
  .header-actions .btn{padding:9px 12px;font-size:12.5px}
  .brand-text{font-size:13px}
  .pattern-grid{grid-template-columns:1fr}
  .hero{padding:44px 0 50px}
  .hero-stats{margin-top:28px}
  .pay-band{padding:24px 20px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  h1{font-size:23px}
  h2{font-size:20px}
  .brand-text em{display:none}
  .brand-text{font-size:12px;line-height:1.2}
  .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:16px}
  .nav-toggle{width:40px;height:40px;font-size:15px}
  .header-actions .btn{padding:8px 10px;font-size:11.5px}
  .feature-grid,.news-grid,.stat-row,.hero-stats,.resource-row,.footer-grid{grid-template-columns:1fr}
  .hero-search{flex-wrap:wrap;border-radius:20px;padding:14px;gap:8px}
  .hero-search > i{display:none}
  .hero-search input{width:100%;padding:6px 2px}
  .hero-search .btn{width:100%}
  .faq summary{font-size:14px;padding:14px 16px}
  .fab{left:12px;bottom:88px;width:52px;height:52px;font-size:18px}
}

/* roulang page: category2 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#0f3a26;
  --gold:#F59E0B;
  --gold-l:#FCD34D;
  --red:#DC2626;
  --text:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-soft:rgba(245,158,11,.12);
  --card:rgba(255,255,255,.04);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 46px rgba(0,0,0,.48);
  --shadow-soft:0 10px 28px rgba(0,0,0,.32);
  --gold-grad:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  padding-bottom:74px;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,opacity .2s ease,transform .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--gold-l);outline-offset:2px;border-radius:8px}
h1,h2,h3,h4,h5{margin:0 0 12px;font-weight:800;line-height:1.25;letter-spacing:-.02em;color:var(--text)}
h1{font-size:clamp(27px,4.1vw,43px);line-height:1.16}
h2{font-size:clamp(21px,2.7vw,31px)}
h3{font-size:clamp(16.5px,1.6vw,19.5px);font-weight:700}
h4{font-size:15px;font-weight:700}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
blockquote{margin:0}
section[id],div[id]{scroll-margin-top:96px}

/* ---------- layout ---------- */
.grid-container{width:100%;max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:18px;padding-right:18px}
.section{padding:66px 0;position:relative}
.section-tight{padding:46px 0}
.section-alt{background:linear-gradient(180deg,#052015 0%,#0B2E1E 100%)}
.section-deep{background:radial-gradient(1100px 440px at 15% 0%,rgba(245,158,11,.10),transparent 62%),#041a11}
.section-head{max-width:880px;margin-bottom:32px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--mint);opacity:.82;font-size:15px;max-width:800px;margin-bottom:0}

/* ---------- eyebrow / tags ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-l);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 13px;margin-bottom:16px;
}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(245,158,11,.14);
  color:var(--gold-l);border:1px solid var(--line-soft);
}
.tag-green{background:rgba(34,197,94,.14);color:#86efac;border-color:rgba(34,197,94,.3)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:12px;font-size:14px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px}
.btn-gold{background:var(--gold-grad);color:#052014;box-shadow:0 10px 26px rgba(245,158,11,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(245,158,11,.42);color:#052014}
.btn-gold:active{transform:translateY(0)}
.btn-outline{border-color:rgba(245,158,11,.5);color:var(--gold-l);background:rgba(245,158,11,.06)}
.btn-outline:hover{background:rgba(245,158,11,.16);border-color:var(--gold);color:#fff}
.btn-ghost{color:var(--gold-l);border-color:rgba(245,158,11,.32);background:transparent}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff}
.btn-lg{padding:14px 26px;font-size:15px;border-radius:14px}
.btn-sm{padding:8px 15px;font-size:13px;border-radius:10px}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,31,20,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;min-width:0}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:var(--gold-grad);color:#052014;
  display:grid;place-items:center;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{font-weight:800;font-size:14.5px;line-height:1.22;letter-spacing:-.2px;min-width:0}
.brand-text em{display:block;font-style:normal;font-weight:500;font-size:10.5px;color:var(--muted);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{padding:9px 13px;border-radius:10px;font-size:13.5px;font-weight:600;color:var(--mint);opacity:.86}
.main-nav a:hover{background:rgba(245,158,11,.1);color:var(--gold-l);opacity:1}
.main-nav a.active{background:rgba(245,158,11,.15);color:var(--gold-l);box-shadow:inset 0 0 0 1px var(--line);opacity:1}
.header-actions{display:flex;align-items:center;gap:9px;margin-left:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(245,158,11,.06);
  color:var(--gold-l);font-size:17px;cursor:pointer;
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:52px 0 58px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;filter:saturate(1.05)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.87) 46%,rgba(11,46,30,.74) 100%);
}
.hero-inner{position:relative;z-index:2}
.hero-top{max-width:880px}
.hero-sub{font-size:15px;font-weight:600;color:var(--gold-l);margin-bottom:14px;letter-spacing:.01em}
.hero-lead{color:var(--mint);opacity:.86;font-size:15.5px;max-width:720px;margin-bottom:0}
.hero-stage{display:grid;grid-template-columns:1fr 1.5fr 1fr;gap:22px;align-items:center;margin:34px 0 26px}
.stage-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.stage-visual img{width:100%;aspect-ratio:16/10;object-fit:cover}
.stage-badge{
  position:absolute;top:14px;left:14px;display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.1em;
  background:rgba(5,31,20,.82);color:var(--gold-l);border:1px solid var(--line);
}
.stage-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:#DC2626;box-shadow:0 0 8px rgba(220,38,38,.9)}
.stage-points li{
  background:var(--card);border:1px solid var(--line-soft);border-left:3px solid var(--gold);
  border-radius:var(--radius-sm);padding:11px 14px;margin-bottom:10px;
}
.stage-points li:last-child{margin-bottom:0}
.stage-points strong{display:block;font-size:13.5px;color:var(--gold-l);margin-bottom:3px}
.stage-points span{font-size:12.5px;color:var(--mint);opacity:.75;line-height:1.5}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-badges{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.hero-badges div{background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:13px 15px}
.hero-badges strong{display:block;font-size:19px;color:var(--gold-l);font-weight:800;letter-spacing:-.02em}
.hero-badges span{font-size:12px;color:var(--mint);opacity:.75;line-height:1.45}

/* ---------- split / numbered ---------- */
.split-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:start}
.split-head{position:sticky;top:104px}
.split-head p{color:var(--mint);opacity:.82;font-size:15px}
.numbered-list li{display:grid;grid-template-columns:54px 1fr;gap:16px;padding:22px 0;border-top:1px solid var(--line-soft)}
.numbered-list li:last-child{border-bottom:1px solid var(--line-soft)}
.numbered-list p{margin:0;color:var(--mint);opacity:.8;font-size:14.5px}
.num{
  font-size:14px;font-weight:800;color:var(--gold-l);
  border:1px solid var(--line);border-radius:10px;height:38px;
  display:grid;place-items:center;background:rgba(245,158,11,.08);
}

/* ---------- board table ---------- */
.board-table{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;background:rgba(255,255,255,.03)}
.board-row{
  display:grid;grid-template-columns:1.1fr 1fr 1.25fr .9fr 1fr;gap:12px;
  padding:15px 18px;border-bottom:1px solid var(--line-soft);align-items:center;font-size:14px;
  transition:background-color .2s ease;
}
.board-row:last-child{border-bottom:0}
.board-row:hover{background:rgba(245,158,11,.05)}
.board-head{background:rgba(245,158,11,.08);font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--gold-l);font-weight:700}
.status{display:inline-flex;align-items:center;gap:7px;font-style:normal;font-size:12.5px;font-weight:700;color:#86efac}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px rgba(34,197,94,.9)}
.status.wait{color:#FCD34D}
.status.wait::before{background:var(--gold);box-shadow:0 0 8px rgba(245,158,11,.9)}

/* ---------- demo timeline ---------- */
.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}
.demo-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow-soft)}
.demo-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.demo-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:12.5px;
  background:linear-gradient(0deg,rgba(5,31,20,.95),transparent);color:var(--mint);
}
.timeline li{position:relative;padding:0 0 24px 34px;border-left:1px solid var(--line);margin-left:6px}
.timeline li:last-child{padding-bottom:0;border-left-color:transparent}
.timeline li::before{
  content:"";position:absolute;left:-6px;top:5px;width:11px;height:11px;border-radius:50%;
  background:var(--gold-grad);box-shadow:0 0 0 3px rgba(245,158,11,.14);
}
.timeline h3{margin-bottom:5px;font-size:16px}
.timeline p{margin:0;color:var(--mint);opacity:.8;font-size:14px}

/* ---------- channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel-card{
  display:block;padding:22px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:linear-gradient(160deg,rgba(245,158,11,.07),rgba(255,255,255,.02));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-soft)}
.channel-card h3{font-size:16.5px;margin:12px 0 8px}
.channel-card p{margin:0;color:var(--mint);opacity:.78;font-size:13.5px}
.channel-card.current{border-color:var(--gold);background:linear-gradient(160deg,rgba(245,158,11,.16),rgba(255,255,255,.03))}
.channel-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:rgba(245,158,11,.14);color:var(--gold-l);font-size:18px;border:1px solid var(--line-soft)}

/* ---------- ranking ---------- */
.rank-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:38px;align-items:start}
.rank-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft);margin-top:20px}
.rank-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.rank-list{display:grid;gap:10px}
.rank-item{
  display:grid;grid-template-columns:42px 1fr auto;gap:14px;align-items:center;
  padding:14px 16px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--card);
  transition:border-color .2s ease,background-color .2s ease;
}
.rank-item:hover{border-color:var(--line);background:rgba(245,158,11,.06)}
.rank-no{font-weight:800;color:var(--gold-l);font-size:15px}
.rank-name{font-weight:600;font-size:14.5px}
.rank-name small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:2px}
.rank-value{font-weight:800;color:#86efac;font-size:15px;white-space:nowrap}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.quote{padding:20px;border-radius:var(--radius);border:1px solid var(--line-soft);background:linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.015))}
.quote p{font-size:14px;color:var(--mint);opacity:.86;margin-bottom:12px}
.quote cite{font-style:normal;font-size:12.5px;font-weight:700;color:var(--gold-l)}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;background:rgba(255,255,255,.02)}
.compare-col + .compare-col{border-left:1px solid var(--line-soft)}
.compare-head{padding:16px 20px;font-weight:800;font-size:15px;background:rgba(245,158,11,.09);color:var(--gold-l);border-bottom:1px solid var(--line-soft)}
.compare-col.plain .compare-head{background:rgba(255,255,255,.03);color:var(--mint);opacity:.85}
.compare-list li{display:flex;gap:11px;align-items:flex-start;padding:14px 20px;border-bottom:1px solid var(--line-soft);font-size:14px}
.compare-list li:last-child{border-bottom:0}
.compare-list i{font-size:12px;margin-top:5px;color:var(--gold-l);flex:0 0 auto}
.compare-col.plain .compare-list i{color:#f87171}

/* ---------- resources ---------- */
.resource-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.resource-card{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:linear-gradient(160deg,rgba(245,158,11,.06),rgba(255,255,255,.02));
  transition:transform .25s ease,border-color .25s ease;
}
.resource-card:hover{transform:translateY(-4px);border-color:var(--line)}
.resource-card i{display:block;font-size:20px;color:var(--gold-l);margin-bottom:14px}
.resource-card h3{font-size:16px;margin-bottom:8px}
.resource-card p{margin:0;color:var(--mint);opacity:.78;font-size:13.5px}

/* ---------- faq ---------- */
.faq-list{max-width:920px}
.faq-list details{
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);margin-bottom:10px;overflow:hidden;
  transition:border-color .2s ease,background-color .2s ease;
}
.faq-list details:hover{border-color:var(--line)}
.faq-list details[open]{background:rgba(245,158,11,.05);border-color:var(--line)}
.faq-list summary{
  cursor:pointer;padding:16px 18px;font-weight:700;font-size:15px;
  list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gold-l);font-size:12px;transition:transform .25s ease;
}
.faq-list details[open] summary::after{content:"\f068"}
.faq-list details[open] summary{color:var(--gold-l)}
.faq-body{padding:0 18px 18px;color:var(--mint);opacity:.85;font-size:14.5px}

/* ---------- guarantee + cta ---------- */
.guarantee{
  display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line-soft);
  border-radius:var(--radius);overflow:hidden;background:rgba(255,255,255,.02);
}
.guarantee > div{padding:22px 18px;border-right:1px solid var(--line-soft)}
.guarantee > div:last-child{border-right:0}
.guarantee i{color:var(--gold-l);font-size:17px;margin-bottom:10px;display:block}
.guarantee strong{display:block;font-size:14.5px;margin-bottom:6px}
.guarantee p{margin:0;font-size:13px;color:var(--mint);opacity:.75}
.cta-band{
  margin-top:34px;padding:34px;border-radius:var(--radius-lg);border:1px solid var(--line);
  background:radial-gradient(620px 260px at 8% 0%,rgba(245,158,11,.17),transparent 70%),linear-gradient(135deg,rgba(11,46,30,.96),rgba(5,31,20,.96));
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
}
.cta-band .cta-text{max-width:620px}
.cta-band h3{margin-bottom:8px}
.cta-band p{margin:0;color:var(--mint);opacity:.82;font-size:14.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{background:#031710;border-top:1px solid var(--line-soft);padding:52px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.footer-brand{display:flex;gap:11px;align-items:center;margin-bottom:14px}
.footer-brand strong{font-size:14.5px;line-height:1.3}
.footer-about{color:var(--mint);opacity:.72;font-size:13.5px;max-width:430px}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pay-badge{font-size:11.5px;font-weight:600;padding:5px 11px;border-radius:999px;border:1px solid var(--line-soft);background:rgba(245,158,11,.07);color:var(--gold-l)}
.footer-col h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--gold-l);margin-bottom:14px}
.footer-col ul li{margin-bottom:9px}
.footer-col ul a{font-size:13.5px;color:var(--mint);opacity:.78}
.footer-col ul a:hover{color:var(--gold-l);opacity:1}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line-soft);margin-top:36px;padding-top:18px;
  font-size:12.5px;color:var(--muted);
}
.age-badge{
  display:inline-grid;place-items:center;width:32px;height:22px;border-radius:6px;
  border:1px solid var(--line);color:var(--gold-l);font-size:11px;font-weight:800;margin-right:8px;
}

/* ---------- sticky bar + fab ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:55;
  background:rgba(5,31,20,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--line);padding:10px 0;
}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.sticky-text strong{display:block;font-size:13.5px}
.sticky-text span{font-size:12px;color:var(--mint);opacity:.75}
.sticky-actions{display:flex;gap:10px;flex-wrap:wrap}
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  color:#052014;
  background:radial-gradient(circle at 30% 25%,#FCD34D 0%,#F59E0B 55%,#B45309 100%);
  border:2px solid #F59E0B;
  box-shadow:0 6px 25px rgba(245,158,11,.35),inset 0 0 0 3px rgba(5,31,20,.55);
  opacity:.86;transition:opacity .25s ease,transform .25s ease;
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab i{font-size:21px;transition:transform .55s ease}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:hover i{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(3px)}
.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(-6px)}}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .main-nav{
    position:absolute;top:100%;left:-18px;right:-18px;margin-left:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.99);border-bottom:1px solid var(--line);
    padding:10px 18px 16px;display:none;box-shadow:var(--shadow);
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 14px;font-size:14px;opacity:.92}
  .nav-toggle{display:grid;place-items:center;margin-left:auto}
  .header-actions{margin-left:0}
  .hero-stage{grid-template-columns:1fr;gap:16px}
  .stage-points{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
  .stage-points li{margin-bottom:0}
  .split-layout{grid-template-columns:1fr;gap:24px}
  .split-head{position:static}
  .demo-grid{grid-template-columns:1fr;gap:28px}
  .channel-grid{grid-template-columns:1fr 1fr}
  .rank-layout{grid-template-columns:1fr;gap:26px}
  .resource-grid{grid-template-columns:1fr 1fr}
  .quote-grid{grid-template-columns:1fr}
  .guarantee{grid-template-columns:1fr 1fr}
  .guarantee > div:nth-child(2){border-right:0}
  .guarantee > div:nth-child(-n+2){border-bottom:1px solid var(--line-soft)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .hero{padding:38px 0 46px}
  .section{padding:48px 0}
  .hero-badges{grid-template-columns:1fr 1fr}
  .hero-cta .btn{width:100%}
  .channel-grid{grid-template-columns:1fr}
  .resource-grid{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr}
  .compare-col + .compare-col{border-left:0;border-top:1px solid var(--line-soft)}
  .board-head{display:none}
  .board-row{display:block;padding:16px}
  .board-row span{display:block;margin-bottom:8px;font-size:13.5px}
  .board-row span:last-child{margin-bottom:0}
  .board-row span[data-l]::before{
    content:attr(data-l) ": ";color:var(--muted);font-size:11px;font-weight:700;
    text-transform:uppercase;letter-spacing:.06em;margin-right:6px;
  }
  .cta-band{padding:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .sticky-text{display:none}
  .sticky-inner{justify-content:center}
  .fab{bottom:96px;left:14px;width:52px;height:52px}
}
@media (max-width:520px){
  .brand-text{font-size:13px}
  .brand-text em{display:none}
  .header-actions .btn-ghost{padding:9px 12px;font-size:12.5px}
  .header-actions .btn-gold{padding:9px 14px;font-size:12.5px}
  .stage-points{grid-template-columns:1fr}
  .hero-badges{grid-template-columns:1fr}
  .numbered-list li{grid-template-columns:44px 1fr;gap:12px}
  .rank-item{grid-template-columns:32px 1fr;gap:10px}
  .rank-value{grid-column:2;text-align:left}
  .footer-grid{grid-template-columns:1fr}
  .guarantee{grid-template-columns:1fr}
  .guarantee > div{border-right:0;border-bottom:1px solid var(--line-soft)}
  .guarantee > div:last-child{border-bottom:0}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}