/* roulang page: index */
:root{
  --bg-deep:#0F0C20;
  --bg-ocean:#0B1A30;
  --bg-panel:#161230;
  --bg-card:#1A1535;
  --lime:#CCFF00;
  --cyan:#00F0FF;
  --pink:#FF2E88;
  --text:#FFFFFF;
  --text-soft:#A6ACAF;
  --border:rgba(0,240,255,.18);
  --border-strong:rgba(0,240,255,.45);
  --radius:14px;
  --radius-sm:9px;
  --shadow-neon:0 0 18px rgba(0,240,255,.28);
  --shadow-lime:0 0 18px rgba(204,255,0,.30);
  --font:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg-deep);
  background-image:
    radial-gradient(ellipse at 20% -10%,rgba(0,240,255,.08),transparent 55%),
    radial-gradient(ellipse at 85% 5%,rgba(204,255,0,.06),transparent 50%),
    repeating-linear-gradient(0deg,transparent 0,transparent 39px,rgba(0,240,255,.025) 40px),
    repeating-linear-gradient(90deg,transparent 0,transparent 39px,rgba(0,240,255,.025) 40px);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--lime)}
a:focus-visible,button:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{width:min(1180px,100% - 40px);margin-inline:auto}

/* ===== HEADER ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(15,12,32,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  height:70px;
}
.nav-left{display:flex;gap:6px;justify-content:flex-end}
.nav-right{display:flex;gap:6px;align-items:center;justify-content:flex-start}
.nav-link{
  padding:9px 15px;border-radius:8px;
  color:var(--text-soft);font-weight:600;font-size:.94rem;
  transition:color .2s,background .2s;white-space:nowrap;
}
.nav-link:hover{color:var(--cyan);background:rgba(0,240,255,.07)}
.nav-link.active{color:var(--lime);background:rgba(204,255,0,.08);box-shadow:inset 0 -2px 0 var(--lime)}
.brand{
  display:flex;flex-direction:column;align-items:center;line-height:1.15;text-align:center;
}
.brand-main{
  font-size:1.22rem;font-weight:800;letter-spacing:.5px;
  background:linear-gradient(90deg,var(--cyan),var(--lime));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  text-shadow:0 0 24px rgba(0,240,255,.35);
}
.brand-sub{font-size:.62rem;color:var(--text-soft);letter-spacing:2.5px;text-transform:uppercase;margin-top:2px}
.auth-group{display:flex;align-items:center;gap:10px;margin-left:14px}
.btn-login{
  color:var(--text);font-weight:700;font-size:.9rem;padding:9px 10px;
  transition:color .2s;
}
.btn-login:hover{color:var(--cyan)}
.btn-signup{
  display:inline-block;
  background:linear-gradient(135deg,var(--lime),#9FE800);
  color:#101400;font-weight:800;font-size:.9rem;
  padding:10px 20px;border-radius:999px;
  box-shadow:var(--shadow-lime);
  transition:transform .2s,box-shadow .2s;
  white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(204,255,0,.5);color:#101400}
.btn-signup:active{transform:scale(.97)}
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:10px}
.menu-toggle span{width:24px;height:2px;background:var(--cyan);border-radius:2px;transition:transform .25s,opacity .25s}
.mobile-drawer{display:none}

/* ===== HERO ===== */
.hero{
  margin-top:70px;
  position:relative;
  background:linear-gradient(rgba(11,26,48,.82),rgba(15,12,32,.94)),url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border-bottom:1px solid var(--border);
  padding:76px 0 64px;
}
.hero-inner{max-width:840px;margin-inline:auto;text-align:center}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:22px}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.8rem;font-weight:700;
  padding:7px 15px;border-radius:999px;
  border:1px solid var(--border-strong);
  color:var(--cyan);background:rgba(0,240,255,.06);
}
.badge.lime{border-color:rgba(204,255,0,.5);color:var(--lime);background:rgba(204,255,0,.06)}
.badge.pink{border-color:rgba(255,46,136,.5);color:#FF79C6;background:rgba(255,46,136,.07)}
.hero h1{
  font-size:clamp(1.7rem,4.2vw,2.9rem);
  font-weight:800;line-height:1.25;margin-bottom:18px;
  text-shadow:0 0 30px rgba(0,240,255,.35);
}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-lead{color:#D5DBDF;font-size:1.06rem;max-width:640px;margin:0 auto 18px}
.hero-eligibility{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.88rem;color:var(--text-soft);
  border:1px dashed rgba(166,172,175,.4);border-radius:var(--radius-sm);
  padding:10px 18px;margin-bottom:26px;
}
.hero-eligibility strong{color:var(--cyan)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:30px}
.btn-primary{
  display:inline-block;
  background:linear-gradient(135deg,var(--cyan),#00A8CC);
  color:#00131A;font-weight:800;font-size:1.02rem;
  padding:15px 34px;border-radius:999px;
  box-shadow:var(--shadow-neon);
  transition:transform .2s,box-shadow .2s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 32px rgba(0,240,255,.55);color:#00131A}
.btn-primary:active{transform:scale(.97)}
.btn-ghost{
  display:inline-block;
  color:var(--lime);font-weight:700;font-size:1rem;
  padding:14px 30px;border-radius:999px;
  border:1.5px solid rgba(204,255,0,.55);
  transition:background .2s,transform .2s,box-shadow .2s;
}
.btn-ghost:hover{background:rgba(204,255,0,.09);transform:translateY(-2px);box-shadow:var(--shadow-lime);color:var(--lime)}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;justify-content:center}
.stat b{display:block;font-size:1.5rem;color:var(--lime);text-shadow:0 0 14px rgba(204,255,0,.4)}
.stat span{font-size:.82rem;color:var(--text-soft)}

/* ===== SECTIONS BASE ===== */
section{padding:66px 0}
.sec-head{max-width:680px;margin-bottom:36px}
.sec-tag{
  display:inline-block;font-size:.74rem;font-weight:800;letter-spacing:2px;text-transform:uppercase;
  color:var(--pink);border:1px solid rgba(255,46,136,.45);border-radius:999px;
  padding:5px 14px;margin-bottom:14px;background:rgba(255,46,136,.06);
}
.sec-head h2{font-size:clamp(1.4rem,2.8vw,2rem);font-weight:800;line-height:1.3;margin-bottom:12px}
.sec-head p{color:var(--text-soft);font-size:.98rem}

/* ===== GAME GRID ===== */
.games{background:linear-gradient(180deg,transparent,rgba(11,26,48,.55) 30%,transparent)}
.game-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.game-card{
  position:relative;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.game-card:hover{transform:translateY(-6px) scale(1.02);border-color:var(--border-strong);box-shadow:var(--shadow-neon)}
.game-thumb{position:relative;aspect-ratio:4/3;overflow:hidden}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.game-card:hover .game-thumb img{transform:scale(1.07)}
.game-tag{
  position:absolute;top:10px;left:10px;
  font-size:.68rem;font-weight:800;letter-spacing:1px;
  padding:4px 10px;border-radius:999px;color:#101400;
  background:var(--lime);box-shadow:0 0 10px rgba(204,255,0,.55);
}
.game-tag.hot{background:var(--pink);color:#fff;box-shadow:0 0 10px rgba(255,46,136,.6)}
.game-body{padding:15px 16px 17px}
.game-body h3{font-size:.98rem;font-weight:700;margin-bottom:5px}
.game-body p{font-size:.8rem;color:var(--text-soft);margin-bottom:12px}
.game-meta{display:flex;align-items:center;justify-content:space-between}
.rtp{font-size:.75rem;color:var(--cyan);font-weight:700}
.play-mini{
  font-size:.78rem;font-weight:800;color:#00131A;
  background:var(--cyan);padding:6px 14px;border-radius:999px;
  transition:background .2s,transform .2s;
}
.play-mini:hover{background:var(--lime);transform:translateY(-1px);color:#101400}

/* ===== RULES / STEPS ===== */
.rules-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.rules-list{counter-reset:step}
.rule-item{
  display:flex;gap:18px;padding:20px 0;
  border-bottom:1px solid rgba(166,172,175,.14);
}
.rule-item:last-child{border-bottom:none}
.rule-num{
  flex:0 0 46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  font-weight:800;font-size:1.05rem;color:var(--cyan);
  border:1.5px solid var(--border-strong);
  background:rgba(0,240,255,.06);
  box-shadow:0 0 12px rgba(0,240,255,.2);
}
.rule-item h3{font-size:1.02rem;font-weight:700;margin-bottom:5px}
.rule-item p{font-size:.9rem;color:var(--text-soft)}
.rules-visual{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
.rules-visual img{width:100%;height:100%;object-fit:cover;min-height:340px}
.rules-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,transparent 40%,rgba(15,12,32,.75));
}
.rules-caption{
  position:absolute;left:20px;bottom:18px;right:20px;z-index:2;
  font-size:.86rem;color:#E7ECEF;
}

/* ===== TIER LADDER ===== */
.ladder{background:rgba(11,26,48,.5);border-block:1px solid var(--border)}
.ladder-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tier{
  position:relative;
  background:var(--bg-panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px 24px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.tier:hover{transform:translateY(-5px);box-shadow:var(--shadow-neon);border-color:var(--border-strong)}
.tier.featured{border-color:rgba(204,255,0,.55);box-shadow:0 0 22px rgba(204,255,0,.18)}
.tier-flag{
  position:absolute;top:-12px;right:18px;
  font-size:.68rem;font-weight:800;letter-spacing:1px;
  background:var(--lime);color:#101400;
  padding:4px 12px;border-radius:999px;box-shadow:0 0 12px rgba(204,255,0,.5);
}
.tier h3{font-size:1.05rem;font-weight:800;margin-bottom:4px;color:var(--cyan)}
.tier .tier-amount{font-size:1.7rem;font-weight:800;color:var(--lime);margin-bottom:12px}
.tier ul{margin-bottom:18px}
.tier li{
  font-size:.87rem;color:var(--text-soft);padding:7px 0 7px 24px;position:relative;
  border-bottom:1px dashed rgba(166,172,175,.14);
}
.tier li::before{content:"✦";position:absolute;left:2px;color:var(--cyan);font-size:.8rem}
.tier li:last-child{border-bottom:none}
.tier-cta{
  display:block;text-align:center;
  font-weight:800;font-size:.92rem;
  padding:12px;border-radius:999px;
  border:1.5px solid var(--border-strong);color:var(--cyan);
  transition:background .2s,color .2s,box-shadow .2s;
}
.tier-cta:hover{background:var(--cyan);color:#00131A;box-shadow:var(--shadow-neon)}
.tier.featured .tier-cta{background:var(--lime);border-color:var(--lime);color:#101400}
.tier.featured .tier-cta:hover{box-shadow:var(--shadow-lime);background:#E2FF4D}

/* ===== COUNTDOWN ===== */
.flash{padding:0}
.flash-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
  background:linear-gradient(120deg,rgba(255,46,136,.14),rgba(0,240,255,.1));
  border:1px solid rgba(255,46,136,.4);
  border-radius:var(--radius);
  padding:28px 32px;
  box-shadow:0 0 26px rgba(255,46,136,.15);
}
.flash-info h2{font-size:1.25rem;font-weight:800;margin-bottom:6px}
.flash-info p{font-size:.9rem;color:var(--text-soft);max-width:480px}
.flash-right{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.countdown{display:flex;gap:10px}
.cd-unit{
  min-width:62px;text-align:center;
  background:rgba(15,12,32,.85);
  border:1px solid rgba(255,46,136,.5);
  border-radius:var(--radius-sm);
  padding:10px 8px;
}
.cd-unit b{display:block;font-size:1.4rem;color:#FF79C6;text-shadow:0 0 12px rgba(255,46,136,.6)}
.cd-unit span{font-size:.64rem;color:var(--text-soft);letter-spacing:1px;text-transform:uppercase}
.btn-flash{
  display:inline-block;
  background:linear-gradient(135deg,var(--pink),#C7005F);
  color:#fff;font-weight:800;font-size:.96rem;
  padding:14px 28px;border-radius:999px;
  box-shadow:0 0 18px rgba(255,46,136,.45);
  transition:transform .2s,box-shadow .2s;
  white-space:nowrap;
}
.btn-flash:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(255,46,136,.65);color:#fff}

/* ===== REVIEWS ===== */
.review-layout{display:grid;grid-template-columns:300px 1fr;gap:36px;align-items:start}
.score-box{
  background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 26px;text-align:center;position:sticky;top:96px;
}
.score-box .big-score{font-size:3.2rem;font-weight:800;color:var(--lime);text-shadow:0 0 20px rgba(204,255,0,.4);line-height:1}
.score-box .stars{color:var(--lime);font-size:1.1rem;margin:10px 0 6px;letter-spacing:3px}
.score-box p{font-size:.84rem;color:var(--text-soft);margin-bottom:18px}
.review-list{display:grid;gap:18px}
.review{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 24px;
  transition:border-color .25s,box-shadow .25s;
}
.review:hover{border-color:var(--border-strong);box-shadow:var(--shadow-neon)}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.avatar{
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;font-weight:800;font-size:.95rem;
  background:linear-gradient(135deg,var(--cyan),var(--pink));color:#0F0C20;
}
.review-top b{font-size:.94rem}
.review-top span{display:block;font-size:.74rem;color:var(--text-soft)}
.review .stars{color:var(--lime);font-size:.82rem;letter-spacing:2px;margin-left:auto}
.review p{font-size:.9rem;color:#CBD3D8}

/* ===== NEWS ===== */
.news{background:rgba(11,26,48,.5);border-block:1px solid var(--border)}
.news-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:start}
.news-list li{border-bottom:1px solid rgba(166,172,175,.14)}
.news-list li:last-child{border-bottom:none}
.news-list a{
  display:flex;align-items:baseline;gap:16px;
  padding:16px 6px;color:#DDE3E7;font-size:.96rem;font-weight:600;
  transition:background .2s,color .2s,padding-left .2s;
  border-radius:6px;
}
.news-list a:hover{color:var(--cyan);background:rgba(0,240,255,.05);padding-left:14px}
.news-list .n-date{flex:0 0 auto;font-size:.76rem;color:var(--text-soft);font-weight:500;order:2;margin-left:auto;white-space:nowrap}
.news-empty{padding:26px;border:1px dashed rgba(166,172,175,.35);border-radius:var(--radius);color:var(--text-soft);font-size:.92rem;text-align:center}
.news-side{
  background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;
}
.news-side img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-side-body{padding:22px 24px}
.news-side-body h3{font-size:1.05rem;font-weight:800;margin-bottom:8px;color:var(--lime)}
.news-side-body p{font-size:.88rem;color:var(--text-soft);margin-bottom:16px}

/* ===== FAQ ===== */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 44px;max-width:1020px}
details{
  border-bottom:1px solid rgba(166,172,175,.16);
  padding:4px 0;
}
summary{
  cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-weight:700;font-size:.98rem;padding:17px 4px;
  transition:color .2s;
}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.3rem;color:var(--cyan);transition:transform .25s;flex:0 0 auto}
details[open] summary{color:var(--lime)}
details[open] summary::after{transform:rotate(45deg);color:var(--lime)}
details p{font-size:.9rem;color:var(--text-soft);padding:0 4px 18px}

/* ===== FINAL CTA ===== */
.final-cta{
  background:linear-gradient(rgba(15,12,32,.88),rgba(11,26,48,.92)),url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
  border-block:1px solid var(--border);
  text-align:center;
}
.final-cta h2{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800;margin-bottom:14px;text-shadow:0 0 26px rgba(0,240,255,.4)}
.final-cta p{color:#D0D7DC;max-width:620px;margin:0 auto 28px;font-size:1rem}
.trust-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}
.trust-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8rem;font-weight:700;color:var(--text-soft);
  border:1px solid rgba(166,172,175,.28);border-radius:999px;
  padding:8px 16px;background:rgba(15,12,32,.6);
}
.trust-chip i{color:var(--cyan);font-style:normal}

/* ===== FOOTER ===== */
.site-footer{background:#0A0818;border-top:1px solid var(--border);padding:54px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand .brand-main{font-size:1.1rem}
.footer-grid p{font-size:.86rem;color:var(--text-soft);margin-top:12px}
.footer-grid h4{
  font-size:.8rem;font-weight:800;letter-spacing:2px;text-transform:uppercase;
  color:var(--cyan);margin-bottom:16px;
}
.footer-grid ul li{margin-bottom:10px}
.footer-grid ul a{font-size:.88rem;color:var(--text-soft)}
.footer-grid ul a:hover{color:var(--lime)}
.pay-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.pay-badge{
  font-size:.74rem;font-weight:800;
  border:1px solid rgba(166,172,175,.3);border-radius:7px;
  padding:7px 13px;color:#D5DBDF;background:rgba(255,255,255,.03);
}
.age-badge{
  display:inline-grid;place-items:center;
  width:44px;height:44px;border-radius:50%;
  border:2px solid var(--pink);color:#FF79C6;font-weight:800;font-size:.86rem;
  margin-top:16px;box-shadow:0 0 12px rgba(255,46,136,.35);
}
.footer-bottom{
  border-top:1px solid rgba(166,172,175,.12);
  padding:20px 0;text-align:center;
  font-size:.8rem;color:#6B7280;
}
.footer-bottom a{color:#8B95A0}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:120;
  display:flex;align-items:center;gap:10px;
  min-width:48px;min-height:48px;
  padding:12px 20px;border-radius:999px;
  background:rgba(10,8,24,.65);backdrop-filter:blur(10px);
  border:1.5px solid transparent;
  background-clip:padding-box;
  color:var(--cyan);font-weight:800;font-size:.86rem;
  box-shadow:0 0 15px rgba(0,240,255,.5),inset 0 0 0 1.5px rgba(0,240,255,.6);
  opacity:.65;
  animation:fabPulse 3s ease-in-out infinite;
  transition:opacity .25s,box-shadow .25s,transform .25s;
}
.fab:hover{opacity:1;box-shadow:0 0 28px rgba(0,240,255,.75),inset 0 0 0 1.5px var(--lime);color:var(--lime);transform:translateY(-2px)}
.fab:active{box-shadow:0 0 20px rgba(255,46,136,.7),inset 0 0 0 1.5px var(--pink);color:#FF79C6;transform:scale(.96)}
.fab .fab-dot{
  position:absolute;top:-3px;right:-3px;width:12px;height:12px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 8px rgba(255,46,136,.8);
  animation:blink 1.3s steps(2,start) infinite;
}
@keyframes fabPulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes blink{to{visibility:hidden}}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .game-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .review-layout{grid-template-columns:1fr}
  .score-box{position:static}
  .header-inner{grid-template-columns:auto 1fr auto}
  .nav-left .nav-link,.nav-right .nav-link{display:none}
  .brand{order:0;align-items:flex-start;text-align:left}
  .menu-toggle{display:flex;order:-1}
  .nav-left{justify-content:flex-start}
  .mobile-drawer{
    display:none;position:fixed;top:70px;left:0;right:0;z-index:99;
    background:rgba(10,8,24,.97);border-bottom:1px solid var(--border);
    padding:14px 20px 20px;
  }
  .mobile-drawer.open{display:block}
  .mobile-drawer a{
    display:block;padding:14px 10px;font-weight:700;color:var(--text);
    border-bottom:1px solid rgba(166,172,175,.12);
  }
  .mobile-drawer a.active{color:var(--lime)}
  .mobile-drawer a:hover{color:var(--cyan)}
}
@media (max-width:768px){
  section{padding:50px 0}
  .game-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .rules-wrap{grid-template-columns:1fr;gap:30px}
  .ladder-grid{grid-template-columns:1fr;gap:26px}
  .news-layout{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .flash-bar{flex-direction:column;align-items:flex-start;padding:24px 22px}
  .hero{padding:56px 0 48px}
  .hero-stats{gap:22px}
}
@media (max-width:520px){
  .container{width:calc(100% - 28px)}
  .btn-signup{padding:9px 14px;font-size:.8rem}
  .btn-login{font-size:.8rem;padding:8px 6px}
  .brand-main{font-size:.95rem}
  .brand-sub{display:none}
  .game-grid{grid-template-columns:1fr 1fr;gap:11px}
  .game-body{padding:11px 12px 13px}
  .game-body p{display:none}
  .footer-grid{grid-template-columns:1fr}
  .cd-unit{min-width:54px}
  .hero-ctas .btn-primary,.hero-ctas .btn-ghost{width:100%;text-align:center}
  .fab{bottom:84px;left:12px;padding:12px 16px}
  .fab .fab-label{display:none}
}

/* roulang page: article */
:root{
  --bg-deep:#121212;
  --bg-soft:#1c1c1e;
  --bg-card:#202024;
  --gold:#c5a059;
  --gold-bright:#ffbf00;
  --gold-soft:#d4ac0d;
  --text-main:#f5f5f7;
  --text-muted:#b9b9c2;
  --line:rgba(197,160,89,.25);
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 12px 34px rgba(0,0,0,.45);
  --transition:.25s ease;
  --container:1140px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Be Vietnam Pro","Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--gold-bright);text-decoration:none;transition:color var(--transition)}
a:hover{color:#ffd97a}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(18,18,18,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:18px;
  min-height:72px;
}
.nav-left{display:flex;align-items:center;gap:20px}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:20px}
.nav-link{
  color:var(--text-muted);
  font-size:.92rem;font-weight:500;
  padding:8px 2px;position:relative;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--gold),var(--gold-bright));
  transform:scaleX(0);transform-origin:left;transition:transform var(--transition);
}
.nav-link:hover{color:var(--text-main)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--gold-bright)}
.brand{display:flex;flex-direction:column;align-items:center;text-align:center;line-height:1.2}
.brand-main{
  font-size:1.05rem;font-weight:800;letter-spacing:.06em;
  background:linear-gradient(120deg,#f7e3b0,var(--gold-bright),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand-sub{font-size:.68rem;color:var(--text-muted);letter-spacing:.12em;text-transform:uppercase}
.auth-group{display:flex;align-items:center;gap:10px}
.btn-login{color:var(--text-main);font-size:.88rem;font-weight:600;padding:9px 12px;border-radius:var(--radius-sm)}
.btn-login:hover{color:var(--gold-bright)}
.btn-signup{
  font-size:.88rem;font-weight:700;color:#1b1405;
  background:linear-gradient(135deg,var(--gold-bright),var(--gold));
  padding:10px 20px;border-radius:999px;
  box-shadow:0 6px 18px rgba(255,191,0,.28);
  transition:transform var(--transition),box-shadow var(--transition);
  white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,191,0,.4);color:#1b1405}
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:8px}
.menu-toggle span{width:22px;height:2px;background:var(--gold-bright);border-radius:2px;transition:var(--transition)}

/* ===== Article banner ===== */
.article-banner{
  margin-top:72px;
  position:relative;
  background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  min-height:340px;
  display:flex;align-items:flex-end;
}
.article-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,18,18,.55) 0%,rgba(18,18,18,.92) 82%,var(--bg-deep) 100%);
}
.banner-inner{position:relative;z-index:2;padding:70px 0 42px;width:100%}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.85rem;color:var(--text-muted);margin-bottom:18px}
.crumbs a{color:var(--gold)}
.crumbs .sep{color:rgba(197,160,89,.5)}
.article-title{
  font-size:2.15rem;font-weight:800;line-height:1.25;
  max-width:820px;margin-bottom:16px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.meta-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.8rem;font-weight:600;color:var(--gold-bright);
  border:1px solid var(--line);border-radius:999px;
  padding:5px 14px;background:rgba(197,160,89,.08);
}
.meta-date{font-size:.85rem;color:var(--text-muted)}

/* ===== Layout ===== */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:48px;padding:52px 0 40px;
}
.article-body{min-width:0}
.pull-quote{
  border-left:3px solid var(--gold-bright);
  background:linear-gradient(90deg,rgba(197,160,89,.1),transparent 70%);
  padding:20px 26px;margin-bottom:34px;
  font-size:1.05rem;color:#efe6d2;font-style:italic;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
}
.article-content{color:#e6e6ec;font-size:1.02rem}
.article-content h2{font-size:1.5rem;margin:36px 0 14px;color:var(--gold-bright);line-height:1.35}
.article-content h3{font-size:1.2rem;margin:28px 0 12px;color:#f0dfb6}
.article-content p{margin:0 0 16px}
.article-content ul,.article-content ol{margin:0 0 18px 22px}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:8px}
.article-content a{border-bottom:1px dotted var(--gold)}
.article-content img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow)}
.article-content blockquote{
  border-left:3px solid var(--gold);padding:14px 20px;margin:20px 0;
  background:rgba(197,160,89,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-muted);
}
.article-content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.94rem}
.article-content th,.article-content td{border:1px solid rgba(197,160,89,.22);padding:10px 12px;text-align:left}
.article-content th{background:rgba(197,160,89,.12);color:var(--gold-bright)}

.notfound{
  text-align:center;padding:70px 20px;
  border:1px dashed var(--line);border-radius:var(--radius);
  background:var(--bg-soft);
}
.notfound h2{font-size:1.4rem;color:var(--gold-bright);margin-bottom:12px}
.notfound p{color:var(--text-muted);margin-bottom:24px}
.btn-gold{
  display:inline-block;font-weight:700;color:#1b1405;
  background:linear-gradient(135deg,var(--gold-bright),var(--gold));
  padding:13px 30px;border-radius:999px;
  box-shadow:0 8px 22px rgba(255,191,0,.3);
  transition:transform var(--transition),box-shadow var(--transition);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,191,0,.42);color:#1b1405}
.btn-ghost{
  display:inline-block;font-weight:600;color:var(--gold-bright);
  border:1px solid var(--gold);padding:12px 28px;border-radius:999px;
  transition:background var(--transition),color var(--transition);
}
.btn-ghost:hover{background:rgba(197,160,89,.14)}

/* ===== Sidebar ===== */
.article-aside{display:flex;flex-direction:column;gap:28px}
.aside-block{
  background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
}
.aside-block .aside-pad{padding:22px}
.aside-block h3{
  font-size:1rem;font-weight:700;color:var(--gold-bright);
  padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line);
}
.aside-cover{width:100%;height:150px;object-fit:cover}
.aside-block p{font-size:.9rem;color:var(--text-muted);margin-bottom:16px}
.aside-list li{margin-bottom:10px}
.aside-list a{
  display:flex;gap:10px;align-items:flex-start;
  font-size:.9rem;color:var(--text-muted);
}
.aside-list a:hover{color:var(--gold-bright)}
.aside-list .dot{color:var(--gold-bright);line-height:1.4}
.mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mini-stat{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:14px;text-align:center;
}
.mini-stat b{display:block;font-size:1.2rem;color:var(--gold-bright)}
.mini-stat span{font-size:.75rem;color:var(--text-muted)}

/* ===== Explore section ===== */
.explore{padding:20px 0 60px}
.section-head{margin-bottom:26px;max-width:640px}
.section-kicker{
  display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--gold);margin-bottom:8px;
}
.section-head h2{font-size:1.65rem;font-weight:800;line-height:1.3}
.section-head p{color:var(--text-muted);margin-top:10px;font-size:.95rem}
.explore-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.explore-card{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  display:flex;flex-direction:column;
}
.explore-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,191,0,.5)}
.explore-card img{height:170px;width:100%;object-fit:cover}
.explore-card .card-pad{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.explore-card h3{font-size:1.05rem;color:var(--text-main)}
.explore-card p{font-size:.88rem;color:var(--text-muted);flex:1}
.card-link{font-size:.85rem;font-weight:700;color:var(--gold-bright)}
.card-link:hover{color:#ffd97a}

/* ===== CTA band ===== */
.cta-band{
  background:linear-gradient(135deg,#1c1608,#26200f 55%,#1c1c1e);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:56px 0;text-align:center;
}
.cta-band h2{font-size:1.7rem;font-weight:800;margin-bottom:12px}
.cta-band p{color:var(--text-muted);max-width:620px;margin:0 auto 26px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* ===== Footer ===== */
.site-footer{background:#0e0e10;border-top:1px solid var(--line);padding:56px 0 0;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:40px;
}
.footer-brand p{color:var(--text-muted);font-size:.9rem;margin:14px 0 16px}
.site-footer h4{font-size:.95rem;color:var(--gold-bright);margin-bottom:16px;letter-spacing:.04em}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{color:var(--text-muted);font-size:.9rem}
.site-footer ul a:hover{color:var(--gold-bright)}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  border:2px solid var(--gold);color:var(--gold-bright);
  font-weight:800;font-size:.9rem;
}
.pay-badges{display:flex;flex-wrap:wrap;gap:10px}
.pay-badge{
  font-size:.78rem;font-weight:700;color:var(--gold-bright);
  border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:7px 12px;background:rgba(197,160,89,.08);
}
.site-footer .pay-badges + p{color:var(--text-muted);font-size:.85rem}
.footer-bottom{
  border-top:1px solid rgba(197,160,89,.16);
  padding:20px 0;font-size:.83rem;color:var(--text-muted);text-align:center;
}
.footer-bottom a{color:var(--gold)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:150;
  width:58px;height:58px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(12,12,12,.72);backdrop-filter:blur(8px);
  border:2px solid transparent;
  background-clip:padding-box;
  box-shadow:0 0 16px rgba(255,191,0,.35);
  opacity:.72;transition:var(--transition);
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab::before{
  content:"";position:absolute;inset:-2px;border-radius:999px;z-index:-1;
  background:linear-gradient(135deg,var(--gold-bright),var(--gold),#7a5b1e);
}
.fab span{font-size:1.35rem;line-height:1}
.fab .fab-dot{
  position:absolute;top:2px;right:2px;width:11px;height:11px;border-radius:50%;
  background:#e02929;box-shadow:0 0 8px rgba(224,41,41,.8);
  animation:blink 1.4s infinite;font-size:0;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 26px rgba(255,191,0,.55)}
.fab:active{transform:scale(.95) translateY(2px)}
@keyframes fabPulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .article-aside{flex-direction:row;flex-wrap:wrap}
  .aside-block{flex:1 1 300px}
  .explore-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .header-inner{grid-template-columns:auto 1fr auto;min-height:64px}
  .menu-toggle{display:flex}
  .nav-left .nav-link,.nav-right .nav-link{display:none}
  .site-header.menu-open .nav-left .nav-link,
  .site-header.menu-open .nav-right .nav-link{
    display:block;
  }
  .site-header.menu-open .header-inner{
    grid-template-columns:auto 1fr auto;
  }
  .site-header.menu-open::after{content:""}
  .mobile-nav{
    display:none;border-top:1px solid var(--line);
    background:rgba(18,18,18,.98);
  }
  .site-header.menu-open .mobile-nav{display:block}
  .mobile-nav a{
    display:block;padding:14px 22px;color:var(--text-muted);
    font-weight:600;border-bottom:1px solid rgba(197,160,89,.12);
  }
  .mobile-nav a.active,.mobile-nav a:hover{color:var(--gold-bright)}
  .brand-main{font-size:.9rem}
  .brand-sub{font-size:.6rem}
  .article-title{font-size:1.6rem}
  .article-banner{min-height:280px}
}
@media (max-width:520px){
  .btn-login{padding:8px 6px;font-size:.8rem}
  .btn-signup{padding:9px 14px;font-size:.8rem}
  .explore-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .article-title{font-size:1.35rem}
  .banner-inner{padding:56px 0 30px}
  .cta-band h2{font-size:1.35rem}
  .article-content{font-size:.97rem}
  .fab{left:12px;bottom:84px;width:52px;height:52px}
}

/* roulang page: category1 */
:root{
  --bg-deep:#0A2E1C;
  --bg-forest:#123E25;
  --bg-panel:#0E3620;
  --gold:#FFD700;
  --gold-soft:#F5D57A;
  --red:#D32F2F;
  --text:#FFFFFF;
  --mint:#D1F2EB;
  --mint-dim:#9CC9BC;
  --line:rgba(255,215,0,.22);
  --line-soft:rgba(209,242,235,.14);
  --radius:14px;
  --radius-lg:22px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-gold:0 6px 24px rgba(255,215,0,.18);
  --container:1180px;
  --font:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:linear-gradient(160deg,var(--bg-deep) 0%,var(--bg-forest) 55%,#0A2A19 100%);
  color:var(--text);
  line-height:1.65;
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(8,36,21,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  height:74px;
}
.nav-left{display:flex;align-items:center;gap:22px}
.nav-right{display:flex;align-items:center;gap:22px;justify-content:flex-end}
.nav-link{
  font-size:.94rem;font-weight:600;color:var(--mint);
  padding:8px 2px;position:relative;transition:color .2s;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:linear-gradient(90deg,var(--gold),var(--red));
  transition:width .25s;
}
.nav-link:hover{color:var(--gold)}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.nav-link.active{color:var(--gold)}
.brand{display:flex;flex-direction:column;align-items:center;text-align:center;line-height:1.2}
.brand-main{
  font-size:1.12rem;font-weight:800;letter-spacing:.06em;
  background:linear-gradient(120deg,#FFF3B0,var(--gold) 45%,#E6A700);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  white-space:nowrap;
}
.brand-sub{font-size:.66rem;color:var(--mint-dim);letter-spacing:.14em;text-transform:uppercase;white-space:nowrap}
.auth-group{display:flex;align-items:center;gap:12px}
.btn-login{
  font-size:.9rem;font-weight:700;color:var(--gold-soft);
  padding:9px 10px;transition:color .2s;white-space:nowrap;
}
.btn-login:hover{color:var(--gold)}
.btn-signup{
  font-size:.9rem;font-weight:800;color:#3A1F00;
  background:linear-gradient(135deg,#FFE47A,var(--gold) 55%,#E6A700);
  padding:10px 20px;border-radius:999px;
  box-shadow:var(--shadow-gold);
  transition:transform .2s,box-shadow .2s;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(255,215,0,.32)}
.btn-signup:active{transform:translateY(0) scale(.97)}
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:8px}
.menu-toggle span{width:22px;height:2px;background:var(--gold);border-radius:2px;transition:.25s}

/* ===== Breadcrumb ===== */
.breadcrumb{padding:96px 0 0}
.breadcrumb .crumbs{
  display:flex;gap:10px;align-items:center;
  font-size:.84rem;color:var(--mint-dim);
}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{color:rgba(255,215,0,.5)}

/* ===== Hero (guide-style) ===== */
.hero{padding:34px 0 70px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  opacity:.14;pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:56px;align-items:center;
}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);
  border:1px solid var(--line);border-radius:999px;
  padding:7px 16px;margin-bottom:20px;
  background:rgba(255,215,0,.06);
}
.hero h1{
  font-size:2.7rem;font-weight:800;line-height:1.18;
  margin-bottom:18px;
}
.hero h1 .hl{
  background:linear-gradient(120deg,#FFF3B0,var(--gold) 50%,#E6A700);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{font-size:1.06rem;color:var(--mint);max-width:560px;margin-bottom:26px}
.hero-toc{
  border-left:3px solid var(--gold);
  padding:6px 0 6px 20px;
  margin-bottom:30px;
}
.hero-toc h2{font-size:.88rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:12px}
.hero-toc li{
  display:flex;gap:12px;align-items:baseline;
  font-size:.96rem;color:var(--mint);padding:5px 0;
}
.hero-toc .num{
  font-weight:800;color:var(--gold);font-size:.82rem;min-width:26px;
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.btn-primary{
  display:inline-flex;align-items:center;gap:10px;
  font-size:1rem;font-weight:800;color:#3A1F00;
  background:linear-gradient(135deg,#FFE47A,var(--gold) 55%,#E6A700);
  padding:15px 32px;border-radius:999px;
  box-shadow:var(--shadow-gold);
  transition:transform .2s,box-shadow .2s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(255,215,0,.35)}
.btn-primary:active{transform:translateY(0) scale(.97)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.96rem;font-weight:700;color:var(--gold-soft);
  border:1px solid var(--line);border-radius:999px;
  padding:14px 28px;transition:border-color .2s,color .2s,background .2s;
}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);background:rgba(255,215,0,.06)}
.hero-cover{position:relative;max-width:420px;justify-self:end;width:100%}
.hero-cover .cover-frame{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow),0 0 0 6px rgba(255,215,0,.05);
  transform:rotate(2deg);
}
.hero-cover img{width:100%;height:460px;object-fit:cover}
.hero-cover .cover-chip{
  position:absolute;left:-22px;bottom:34px;
  background:rgba(8,36,21,.95);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 18px;box-shadow:var(--shadow);
}
.hero-cover .cover-chip strong{display:block;font-size:1.3rem;color:var(--gold)}
.hero-cover .cover-chip span{font-size:.78rem;color:var(--mint-dim)}
.hero-cover .hot-tag{
  position:absolute;top:18px;right:-10px;
  background:var(--red);color:#fff;font-size:.72rem;font-weight:800;
  letter-spacing:.08em;padding:6px 14px;border-radius:6px;
  box-shadow:0 6px 16px rgba(211,47,47,.4);
}

/* ===== Stats strip ===== */
.stats-strip{
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  background:rgba(255,255,255,.02);
  padding:26px 0;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--line);padding-left:18px}
.stat strong{font-size:1.6rem;font-weight:800;color:var(--gold)}
.stat span{font-size:.86rem;color:var(--mint-dim)}

/* ===== Sections ===== */
.section{padding:78px 0}
.section-head{max-width:640px;margin-bottom:44px}
.section-head .kicker{
  font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);margin-bottom:10px;display:block;
}
.section-head h2{font-size:2rem;font-weight:800;line-height:1.25;margin-bottom:12px}
.section-head p{color:var(--mint);font-size:1rem}

/* Benefits */
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.benefit{padding-top:22px;border-top:2px solid var(--line)}
.benefit .b-icon{
  width:48px;height:48px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,215,0,.1);border:1px solid var(--line);
  font-size:1.3rem;margin-bottom:16px;
}
.benefit h3{font-size:1.12rem;font-weight:800;margin-bottom:8px}
.benefit p{font-size:.94rem;color:var(--mint)}

/* Game lobby */
.lobby{background:rgba(0,0,0,.18);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.lobby-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.lobby-head .section-head{margin-bottom:0}
.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.game-card{
  position:relative;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;background:var(--bg-panel);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.game-card:hover{transform:translateY(-6px);box-shadow:0 16px 36px rgba(0,0,0,.45),0 0 0 1px var(--gold);border-color:var(--gold)}
.game-card .g-img{position:relative;height:190px;overflow:hidden}
.game-card .g-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.game-card:hover .g-img img{transform:scale(1.06)}
.game-card .g-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(10,46,28,.85));
}
.g-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  font-size:.68rem;font-weight:800;letter-spacing:.08em;
  padding:5px 11px;border-radius:6px;color:#fff;
}
.g-tag.hot{background:var(--red)}
.g-tag.new{background:#1B7A46}
.g-body{padding:18px 20px 20px}
.g-body h3{font-size:1.05rem;font-weight:800;margin-bottom:4px}
.g-provider{font-size:.78rem;color:var(--mint-dim);margin-bottom:12px}
.g-meta{display:flex;gap:14px;font-size:.8rem;color:var(--mint);margin-bottom:16px;flex-wrap:wrap}
.g-meta em{font-style:normal;color:var(--gold);font-weight:700}
.g-play{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.88rem;font-weight:800;color:#3A1F00;
  background:linear-gradient(135deg,#FFE47A,var(--gold) 55%,#E6A700);
  padding:10px 20px;border-radius:999px;
  transition:transform .2s,box-shadow .2s;
}
.g-play:hover{transform:translateY(-2px);box-shadow:var(--shadow-gold)}

/* Steps */
.steps-wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:center}
.steps-media{position:relative}
.steps-media img{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  height:420px;width:100%;object-fit:cover;box-shadow:var(--shadow);
}
.steps-media .media-note{
  position:absolute;right:-14px;bottom:-18px;
  background:rgba(8,36,21,.96);border:1px solid var(--line);
  border-radius:var(--radius);padding:14px 20px;box-shadow:var(--shadow);
  font-size:.84rem;color:var(--mint);max-width:250px;
}
.steps-media .media-note strong{color:var(--gold)}
.step-list{display:flex;flex-direction:column;gap:6px}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:22px 0;border-bottom:1px solid var(--line-soft);
}
.step:last-child{border-bottom:none}
.step .s-num{
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.2rem;color:var(--gold);
  border:2px solid var(--line);background:rgba(255,215,0,.06);
}
.step h3{font-size:1.08rem;font-weight:800;margin-bottom:6px}
.step p{font-size:.94rem;color:var(--mint)}

/* Testimonials */
.social{background:rgba(0,0,0,.18);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.quote{
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:28px 26px;background:rgba(255,255,255,.03);
  transition:border-color .25s,transform .25s;
}
.quote:hover{border-color:var(--line);transform:translateY(-4px)}
.quote .stars{color:var(--gold);letter-spacing:3px;margin-bottom:14px;font-size:.9rem}
.quote p{font-size:.95rem;color:var(--mint);margin-bottom:18px}
.quote .who{display:flex;align-items:center;gap:12px}
.quote .avatar{
  width:42px;height:42px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),#B8860B);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#3A1F00;font-size:.9rem;
}
.quote .who strong{display:block;font-size:.9rem}
.quote .who span{font-size:.76rem;color:var(--mint-dim)}

/* FAQ */
.faq-list{max-width:820px}
.faq-item{border-bottom:1px solid var(--line-soft)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 4px;font-size:1.05rem;font-weight:700;
  transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--gold)}
.faq-item summary .fx{
  flex-shrink:0;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--line);color:var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;transition:transform .25s,background .25s;
}
.faq-item[open] summary{color:var(--gold)}
.faq-item[open] .fx{transform:rotate(45deg);background:rgba(255,215,0,.1)}
.faq-item .faq-body{padding:0 4px 24px;font-size:.95rem;color:var(--mint);max-width:700px}

/* CTA */
.cta{
  position:relative;overflow:hidden;text-align:center;
  padding:90px 0;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
  opacity:.16;
}
.cta .container{position:relative}
.cta h2{font-size:2.2rem;font-weight:800;margin-bottom:14px}
.cta h2 .hl{
  background:linear-gradient(120deg,#FFF3B0,var(--gold) 50%,#E6A700);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.cta p{color:var(--mint);max-width:560px;margin:0 auto 30px}
.cta .pay-line{
  display:flex;justify-content:center;gap:12px;margin-top:28px;flex-wrap:wrap;
}
.cta .pay-line span{
  font-size:.78rem;font-weight:700;color:var(--mint);
  border:1px solid var(--line-soft);border-radius:8px;padding:7px 14px;
  background:rgba(255,255,255,.03);
}

/* ===== Footer ===== */
.site-footer{
  background:#071F12;border-top:1px solid var(--line);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand p{font-size:.9rem;color:var(--mint-dim);margin:14px 0 18px;max-width:320px}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  border:2px solid var(--gold);color:var(--gold);font-weight:800;font-size:.88rem;
}
.site-footer h4{
  font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-soft);margin-bottom:16px;
}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{font-size:.92rem;color:var(--mint-dim);transition:color .2s}
.site-footer ul a:hover{color:var(--gold)}
.site-footer .footer-grid > div > p{font-size:.84rem;color:var(--mint-dim)}
.pay-badges{display:flex;gap:10px;flex-wrap:wrap}
.pay-badge{
  font-size:.78rem;font-weight:700;color:var(--mint);
  border:1px solid var(--line-soft);border-radius:8px;padding:7px 13px;
  background:rgba(255,255,255,.03);
}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:22px 0;font-size:.82rem;color:var(--mint-dim);text-align:center;
}
.footer-bottom a{color:var(--gold-soft)}
.footer-bottom a:hover{color:var(--gold)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:90;
  width:62px;height:62px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,#1A5B38,#0A2E1C 70%);
  border:3px solid var(--gold);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(255,215,0,.3);
  opacity:.75;
  animation:fabFloat 3.2s ease-in-out infinite;
  transition:transform .25s,opacity .25s,box-shadow .25s;
}
.fab .fab-icon{font-size:1.4rem;line-height:1;transition:transform .5s}
.fab .fab-label{font-size:.5rem;font-weight:800;letter-spacing:.08em;color:var(--gold);margin-top:1px}
.fab::after{
  content:"";position:absolute;top:4px;right:4px;
  width:11px;height:11px;border-radius:50%;background:var(--red);
  border:2px solid #071F12;
  animation:blink 1.4s infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 8px 30px rgba(255,215,0,.45)}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(2px)}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .hero h1{font-size:2.2rem}
  .hero-grid{gap:36px}
  .hero-cover img{height:400px}
  .benefits{gap:26px}
  .game-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:repeat(2,1fr)}
  .steps-wrap{gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .header-inner{grid-template-columns:auto 1fr auto;height:66px}
  .menu-toggle{display:flex}
  .nav-left .nav-link{display:none}
  .nav-left.open .nav-link{display:block}
  .nav-left{position:relative}
  .mobile-drawer{
    position:fixed;top:66px;left:0;right:0;
    background:rgba(8,36,21,.98);border-bottom:1px solid var(--line);
    display:none;flex-direction:column;padding:12px 24px 20px;gap:4px;z-index:99;
  }
  .mobile-drawer.open{display:flex}
  .mobile-drawer .nav-link{display:block;padding:12px 4px;font-size:1rem;border-bottom:1px solid var(--line-soft)}
  .nav-right .nav-link{display:none}
  .brand{align-items:flex-start;text-align:left}
  .brand-main{font-size:.95rem}
  .brand-sub{font-size:.58rem}
  .btn-login{padding:8px 6px;font-size:.82rem}
  .btn-signup{padding:9px 15px;font-size:.82rem}
  .hero{padding:24px 0 56px}
  .hero-grid{grid-template-columns:1fr}
  .hero-cover{justify-self:center;max-width:360px}
  .hero-cover img{height:340px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .benefits{grid-template-columns:1fr}
  .steps-wrap{grid-template-columns:1fr}
  .steps-media img{height:300px}
  .steps-media .media-note{right:8px;bottom:-14px}
  .quote-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .section-head h2{font-size:1.6rem}
  .cta h2{font-size:1.7rem}
  .footer-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .hero h1{font-size:1.75rem}
  .hero-lead{font-size:.98rem}
  .game-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr;gap:18px}
  .stat strong{font-size:1.3rem}
  .btn-primary,.btn-ghost{width:100%;justify-content:center}
  .hero-cover .cover-chip{left:8px}
  .fab{width:54px;height:54px;bottom:88px}
}

/* roulang page: category2 */
:root{
  --bg-deep:#0A2E1C;
  --bg-forest:#123E25;
  --bg-panel:#0E3620;
  --gold:#FFD700;
  --gold-soft:#E8C544;
  --red:#D32F2F;
  --text:#FFFFFF;
  --text-mint:#D1F2EB;
  --text-dim:#9FC9BB;
  --border:rgba(255,215,0,.28);
  --border-soft:rgba(209,242,235,.14);
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-gold:0 4px 20px rgba(255,215,0,.22);
  --font:'Be Vietnam Pro','Segoe UI',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--gold);text-decoration:none;transition:color .2s ease}
a:hover{color:#fff}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul{list-style:none}
.container{width:min(1180px,92%);margin:0 auto}

/* ============ HEADER ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,46,28,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 18px rgba(0,0,0,.35);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  min-height:70px;
  gap:18px;
}
.nav-left{display:flex;align-items:center;gap:22px}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:22px}
.nav-link{
  color:var(--text-mint);
  font-weight:600;
  font-size:.95rem;
  padding:8px 2px;
  position:relative;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--gold);transition:width .25s ease;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{width:100%}
.brand{display:flex;flex-direction:column;align-items:center;text-align:center;line-height:1.2}
.brand-main{
  font-weight:800;font-size:1.12rem;letter-spacing:.06em;
  color:var(--gold);
  text-shadow:0 0 18px rgba(255,215,0,.35);
}
.brand-sub{font-size:.68rem;color:var(--text-dim);letter-spacing:.14em;text-transform:uppercase;margin-top:2px}
.auth-group{display:flex;align-items:center;gap:10px}
.btn-login{
  color:var(--text-mint);font-weight:600;font-size:.9rem;padding:8px 12px;
  border-radius:var(--radius-sm);transition:color .2s;
}
.btn-login:hover{color:var(--gold)}
.btn-signup{
  background:linear-gradient(135deg,#FFD700,#E8A800);
  color:#0A2E1C;font-weight:800;font-size:.9rem;
  padding:9px 18px;border-radius:var(--radius-sm);
  box-shadow:var(--shadow-gold);
  transition:transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 8px 26px rgba(255,215,0,.4);color:#0A2E1C}
.btn-signup:active{transform:translateY(0) scale(.97)}
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:8px}
.menu-toggle span{width:22px;height:2px;background:var(--gold);border-radius:2px;transition:.25s}

/* ============ HERO ============ */
.cat-hero{
  padding:150px 0 70px;
  background:
    linear-gradient(115deg,rgba(10,46,28,.95) 30%,rgba(10,46,28,.72) 62%,rgba(10,46,28,.9)),
    url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  border-bottom:1px solid var(--border-soft);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.crumb{font-size:.82rem;color:var(--text-dim);margin-bottom:14px}
.crumb a{color:var(--text-dim)}
.crumb a:hover{color:var(--gold)}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(211,47,47,.18);border:1px solid rgba(211,47,47,.5);
  color:#FFB3B3;font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.cat-hero h1{
  font-size:clamp(1.9rem,4vw,2.9rem);
  font-weight:800;line-height:1.22;
  margin-bottom:18px;
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{color:var(--text-mint);font-size:1.05rem;max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn-primary{
  display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,#FFD700,#E8A800);
  color:#0A2E1C;font-weight:800;font-size:1rem;
  padding:15px 30px;border-radius:var(--radius-sm);
  box-shadow:var(--shadow-gold);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(255,215,0,.42);color:#0A2E1C}
.btn-primary:active{transform:scale(.97)}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--border);color:var(--gold);
  font-weight:700;font-size:.95rem;
  padding:14px 26px;border-radius:var(--radius-sm);
  transition:background .2s,transform .2s;
}
.btn-outline:hover{background:rgba(255,215,0,.1);transform:translateY(-2px)}
.hero-panel{
  background:linear-gradient(160deg,var(--bg-forest),var(--bg-panel));
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
}
.hero-panel h3{color:var(--gold);font-size:1rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px}
.stat-row{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px solid var(--border-soft)}
.stat-row:last-child{border-bottom:none}
.stat-row .lbl{color:var(--text-mint);font-size:.92rem}
.stat-row .val{color:var(--gold);font-weight:800;font-size:1.05rem}

/* ============ SECTIONS ============ */
section{padding:72px 0}
.sec-head{max-width:640px;margin-bottom:42px}
.sec-kicker{
  display:inline-block;color:var(--gold);font-size:.78rem;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;margin-bottom:10px;
}
.sec-head h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;line-height:1.3;margin-bottom:12px}
.sec-head p{color:var(--text-dim)}

/* Tips list */
.tips-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.tip-item{
  display:flex;gap:18px;align-items:flex-start;
  padding:24px;border:1px solid var(--border-soft);border-radius:var(--radius);
  background:rgba(18,62,37,.5);
  transition:border-color .25s,transform .25s,box-shadow .25s;
}
.tip-item:hover{border-color:var(--border);transform:translateY(-4px);box-shadow:var(--shadow-gold)}
.tip-num{
  flex:0 0 46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#FFD700,#B8860B);
  color:#0A2E1C;font-weight:800;font-size:1.1rem;
  box-shadow:0 3px 12px rgba(255,215,0,.3);
}
.tip-item h3{font-size:1.08rem;margin-bottom:8px;color:#fff}
.tip-item p{color:var(--text-dim);font-size:.93rem}

/* RTP section — asymmetric image/text */
.rtp-sec{background:var(--bg-forest);border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft)}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
.split-img{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.split-img img{width:100%;height:100%;object-fit:cover}
.split-img .ribbon{
  position:absolute;top:16px;left:16px;
  background:var(--red);color:#fff;font-weight:800;font-size:.72rem;
  letter-spacing:.1em;text-transform:uppercase;
  padding:6px 14px;border-radius:6px;box-shadow:0 3px 10px rgba(0,0,0,.4);
}
.split-body h2{font-size:clamp(1.4rem,2.8vw,1.9rem);margin-bottom:16px;line-height:1.3}
.split-body p{color:var(--text-mint);margin-bottom:16px;font-size:.98rem}
.check-list li{
  position:relative;padding:10px 0 10px 34px;color:var(--text-mint);
  border-bottom:1px dashed var(--border-soft);font-size:.95rem;
}
.check-list li:last-child{border-bottom:none}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:9px;
  width:22px;height:22px;border-radius:50%;
  background:rgba(255,215,0,.15);border:1px solid var(--border);
  color:var(--gold);font-size:.75rem;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}

/* Steps */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.step{
  padding:28px 22px;border-left:1px solid var(--border-soft);
}
.step:first-child{border-left:none;padding-left:0}
.step-badge{
  display:inline-block;color:var(--gold);font-weight:800;font-size:.75rem;
  letter-spacing:.14em;text-transform:uppercase;
  border:1px solid var(--border);border-radius:999px;
  padding:5px 14px;margin-bottom:16px;
}
.step h3{font-size:1.02rem;margin-bottom:10px}
.step p{color:var(--text-dim);font-size:.9rem}

/* Mistakes */
.mistake-sec{background:var(--bg-forest);border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft)}
.mistake-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:start}
.mistake-list li{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px 0;border-bottom:1px solid var(--border-soft);
}
.mistake-list li:last-child{border-bottom:none}
.mk-icon{
  flex:0 0 38px;height:38px;border-radius:var(--radius-sm);
  background:rgba(211,47,47,.16);border:1px solid rgba(211,47,47,.45);
  color:#FF8A80;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.mistake-list h3{font-size:1rem;margin-bottom:5px}
.mistake-list p{color:var(--text-dim);font-size:.9rem}
.mistake-side{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);
}
.mistake-side img{width:100%;height:280px;object-fit:cover}
.mistake-side .side-body{padding:24px;background:var(--bg-panel)}
.mistake-side .side-body h3{color:var(--gold);font-size:1.05rem;margin-bottom:8px}
.mistake-side .side-body p{color:var(--text-mint);font-size:.92rem;margin-bottom:16px}

/* Practice games */
.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.game-card{
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  background:var(--bg-panel);
  transition:transform .25s ease,box-shadow .25s ease;
}
.game-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-gold)}
.game-thumb{position:relative;height:180px;overflow:hidden}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.game-card:hover .game-thumb img{transform:scale(1.06)}
.game-tag{
  position:absolute;top:12px;right:12px;
  background:var(--red);color:#fff;font-weight:800;font-size:.68rem;
  letter-spacing:.08em;padding:4px 10px;border-radius:6px;
}
.game-body{padding:20px}
.game-body h3{font-size:1.02rem;margin-bottom:6px}
.game-meta{display:flex;gap:14px;margin:10px 0 16px;font-size:.8rem;color:var(--text-dim)}
.game-meta strong{color:var(--gold)}
.game-body p{color:var(--text-dim);font-size:.88rem;margin-bottom:16px}
.btn-play{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--border);color:var(--gold);font-weight:700;font-size:.86rem;
  padding:10px 20px;border-radius:var(--radius-sm);transition:background .2s,color .2s;
}
.btn-play:hover{background:var(--gold);color:#0A2E1C}

/* FAQ */
.faq-wrap{max-width:820px}
.faq-item{
  border:1px solid var(--border-soft);border-radius:var(--radius-sm);
  margin-bottom:14px;background:rgba(18,62,37,.45);overflow:hidden;
  transition:border-color .25s;
}
.faq-item[open]{border-color:var(--border)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:18px 22px;font-weight:700;font-size:1rem;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";color:var(--gold);font-size:1.4rem;font-weight:400;transition:transform .25s;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-a{padding:0 22px 20px;color:var(--text-dim);font-size:.94rem}

/* CTA */
.cta-sec{
  background:
    linear-gradient(rgba(10,46,28,.88),rgba(10,46,28,.92)),
    url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
  border-top:1px solid var(--border);
  text-align:center;
}
.cta-sec h2{font-size:clamp(1.6rem,3.4vw,2.3rem);margin-bottom:14px}
.cta-sec h2 span{color:var(--gold)}
.cta-sec p{color:var(--text-mint);max-width:560px;margin:0 auto 28px}
.cta-note{margin-top:18px;font-size:.82rem;color:var(--text-dim)}

/* ============ FOOTER ============ */
.site-footer{background:#072315;border-top:1px solid var(--border);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand p{color:var(--text-dim);font-size:.9rem;margin:14px 0 16px}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  border:2px solid var(--red);color:#FF8A80;font-weight:800;font-size:.9rem;
}
.site-footer h4{color:var(--gold);font-size:.86rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{color:var(--text-mint);font-size:.92rem}
.site-footer ul a:hover{color:var(--gold)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px}
.pay-badge{
  border:1px solid var(--border);color:var(--gold);
  font-size:.78rem;font-weight:700;padding:6px 12px;border-radius:6px;
  background:rgba(255,215,0,.06);
}
.site-footer > .container > .footer-grid + .footer-bottom,
.footer-bottom{
  border-top:1px solid var(--border-soft);
  padding:20px 0;text-align:center;
  color:var(--text-dim);font-size:.84rem;
}
.footer-bottom a{color:var(--gold-soft)}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:90;
  width:60px;height:60px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#1B4D30,#0A2E1C 70%);
  border:3px solid var(--gold);
  box-shadow:0 4px 20px rgba(255,215,0,.3);
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;
  opacity:.75;
  animation:fabFloat 3s 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 6px 28px rgba(255,215,0,.5)}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab-icon{display:inline-block;transition:transform .5s ease}
.fab-dot{
  position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;
  background:var(--red);border:2px solid #0A2E1C;
  animation:blink 1.4s infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .split{grid-template-columns:1fr;gap:32px}
  .steps-grid{grid-template-columns:repeat(2,1fr);row-gap:28px}
  .step{padding-left:22px}
  .step:nth-child(odd){border-left:none;padding-left:0}
  .mistake-grid{grid-template-columns:1fr;gap:36px}
  .game-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .header-inner{grid-template-columns:auto 1fr auto;min-height:62px}
  .menu-toggle{display:flex}
  .nav-left .nav-link,.nav-right .nav-link{display:none}
  body.menu-open .nav-left .nav-link,
  body.menu-open .nav-right .nav-link{
    display:block;
  }
  body.menu-open .mobile-drawer{display:flex}
  .mobile-drawer{
    display:none;flex-direction:column;gap:4px;
    position:fixed;top:62px;left:0;right:0;z-index:99;
    background:rgba(10,46,28,.98);border-bottom:1px solid var(--border);
    padding:14px 5%;
  }
  .mobile-drawer a{
    color:var(--text-mint);font-weight:600;padding:13px 6px;
    border-bottom:1px solid var(--border-soft);
  }
  .mobile-drawer a.active{color:var(--gold)}
  .brand{align-items:center}
  .brand-main{font-size:.92rem}
  .brand-sub{display:none}
  .auth-group{gap:6px}
  .btn-login{padding:7px 8px;font-size:.82rem}
  .btn-signup{padding:8px 13px;font-size:.82rem}
  .cat-hero{padding:120px 0 56px}
  section{padding:56px 0}
  .tips-wrap{grid-template-columns:1fr}
}
@media (max-width:520px){
  .steps-grid{grid-template-columns:1fr}
  .step{border-left:none;padding-left:0;border-top:1px solid var(--border-soft);padding-top:22px}
  .step:first-child{border-top:none;padding-top:0}
  .game-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn-primary,.btn-outline{justify-content:center}
  .fab{width:52px;height:52px;bottom:84px}
}