/* =====================================================
   cb6.homes - Core Theme Stylesheet
   Prefix: sb68-  |  Palette: #2D2D2D | #F0FDFF | #0097A7 | #B2DFDB
   Mobile-first HTML5 casino layout (max-width: 430px)
   ===================================================== */

:root{
  --sb68-bg:#2D2D2D;
  --sb68-bg-2:#1c1c1c;
  --sb68-bg-3:#3a3a3a;
  --sb68-text:#F0FDFF;
  --sb68-muted:#b9c6c8;
  --sb68-accent:#0097A7;
  --sb68-accent-2:#007f8c;
  --sb68-soft:#B2DFDB;
  --sb68-gold:#FFCF5C;
  --sb68-danger:#ff5a5a;
  --sb68-radius:14px;
  --sb68-shadow:0 6px 22px rgba(0,0,0,.35);
  --sb68-header-h:60px;
  --sb68-nav-h:62px;
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans Bengali","Hind Siliguri",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--sb68-bg);
  color:var(--sb68-text);
  line-height:1.55;
  font-size:15px;
  min-height:100vh;
  overflow-x:hidden;
}
a{color:var(--sb68-soft);text-decoration:none;transition:color .2s}
a:hover{color:var(--sb68-text)}
img{max-width:100%;display:block}
ul{list-style:none}

/* ---------- Layout helpers ---------- */
.sb68-container{width:100%;max-width:430px;margin:0 auto;padding:0 14px;position:relative}
.sb68-wrapper{max-width:430px;margin:0 auto;background:var(--sb68-bg-2);min-height:100vh;box-shadow:var(--sb68-shadow)}
.sb68-section{padding:22px 0}
.sb68-sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.sb68-sec-title{font-size:18px;font-weight:800;color:var(--sb68-text);display:flex;align-items:center;gap:8px}
.sb68-sec-title i{color:var(--sb68-accent)}
.sb68-sec-more{font-size:12px;color:var(--sb68-soft)}

/* ---------- Header ---------- */
.sb68-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:linear-gradient(180deg,#1c1c1c,#2D2D2D);
  border-bottom:1px solid rgba(0,151,167,.35);
}
.sb68-header-inner{
  max-width:430px;margin:0 auto;height:var(--sb68-header-h);
  display:flex;align-items:center;justify-content:space-between;padding:0 12px;
}
.sb68-logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:17px;color:var(--sb68-text)}
.sb68-logo .sb68-logo-ic{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--sb68-accent),var(--sb68-soft));
  color:#102021;font-weight:900;
}
.sb68-logo small{display:block;font-size:10px;font-weight:500;color:var(--sb68-soft);margin-top:-2px}
.sb68-header-actions{display:flex;align-items:center;gap:8px}
.sb68-btn{
  border:0;border-radius:10px;padding:9px 14px;font-size:13px;font-weight:700;
  cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:transform .15s,filter .2s;
}
.sb68-btn:active{transform:scale(.95)}
.sb68-btn-login{background:transparent;border:1px solid var(--sb68-soft);color:var(--sb68-text)}
.sb68-btn-reg{background:linear-gradient(135deg,var(--sb68-accent),var(--sb68-accent-2));color:#fff}
.sb68-btn-gold{background:linear-gradient(135deg,#FFCF5C,#e6a93a);color:#2a1d00}
.sb68-btn:hover{filter:brightness(1.08)}
.sb68-menu-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid rgba(178,223,219,.3);
  background:transparent;color:var(--sb68-text);display:grid;place-items:center;cursor:pointer;
}

/* ---------- Mobile slide menu ---------- */
.sb68-menu{
  position:fixed;top:0;right:-86%;width:80%;max-width:340px;height:100vh;z-index:9999;
  background:var(--sb68-bg-2);box-shadow:-8px 0 30px rgba(0,0,0,.5);
  transition:right .28s ease;padding:18px 16px;overflow-y:auto;
}
.sb68-menu.open{right:0}
.sb68-menu-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:9998;opacity:0;pointer-events:none;transition:opacity .25s}
.sb68-menu-overlay.open{opacity:1;pointer-events:auto}
.sb68-menu-title{font-size:14px;color:var(--sb68-soft);margin:14px 0 8px;border-bottom:1px solid rgba(178,223,219,.2);padding-bottom:6px}
.sb68-menu a{
  display:flex;align-items:center;gap:10px;padding:10px 8px;border-radius:8px;color:var(--sb68-text);font-size:14px;
}
.sb68-menu a:hover{background:var(--sb68-bg-3)}
.sb68-menu a i{color:var(--sb68-accent);width:22px;text-align:center}
.sb68-menu-close{position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:50%;background:var(--sb68-bg-3);color:var(--sb68-text);border:0;cursor:pointer}

/* ---------- Hero ---------- */
.sb68-hero{
  margin-top:var(--sb68-header-h);
  padding:24px 16px 26px;
  background:
    radial-gradient(120% 80% at 80% 0%,rgba(0,151,167,.35),transparent 60%),
    radial-gradient(80% 60% at 10% 100%,rgba(178,223,219,.18),transparent 60%),
    linear-gradient(180deg,#242424,#2D2D2D);
  text-align:center;
}
.sb68-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(0,151,167,.15);border:1px solid rgba(0,151,167,.4);color:var(--sb68-soft);padding:5px 12px;border-radius:999px;font-size:11px;font-weight:600;margin-bottom:12px}
.sb68-hero h1{font-size:26px;line-height:1.3;font-weight:900;margin-bottom:10px}
.sb68-hero h1 span{color:var(--sb68-accent)}
.sb68-hero p{color:var(--sb68-muted);font-size:14px;margin:0 auto 16px;max-width:380px}
.sb68-hero-cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.sb68-hero-cta .sb68-btn{padding:12px 22px;font-size:14px}
.sb68-hero-stats{display:flex;justify-content:center;gap:18px;margin-top:18px;flex-wrap:wrap}
.sb68-stat{text-align:center}
.sb68-stat b{display:block;font-size:18px;color:var(--sb68-gold);font-weight:800}
.sb68-stat small{font-size:11px;color:var(--sb68-muted)}

/* ---------- Marquee ---------- */
.sb68-marquee{background:var(--sb68-bg-3);overflow:hidden;padding:8px 0;border-top:1px solid rgba(178,223,219,.15);border-bottom:1px solid rgba(178,223,219,.15)}
.sb68-marquee span{display:inline-block;white-space:nowrap;padding-left:100%;color:var(--sb68-soft);font-size:12px;animation:sb68scroll 22s linear infinite}
@keyframes sb68scroll{to{transform:translateX(-100%)}}

/* ---------- Category chips ---------- */
.sb68-cats{display:flex;gap:8px;overflow-x:auto;padding:6px 0 12px;scrollbar-width:none}
.sb68-cats::-webkit-scrollbar{display:none}
.sb68-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  background:var(--sb68-bg-3);color:var(--sb68-text);padding:8px 14px;border-radius:999px;
  font-size:13px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.sb68-chip.active{background:linear-gradient(135deg,var(--sb68-accent),var(--sb68-accent-2));color:#fff;border-color:var(--sb68-accent)}
.sb68-chip i{font-size:14px}

/* ---------- Game grid ---------- */
.sb68-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.sb68-card{
  background:var(--sb68-bg-3);border-radius:var(--sb68-radius);overflow:hidden;cursor:pointer;
  border:1px solid rgba(178,223,219,.1);transition:transform .18s,box-shadow .2s;position:relative;
}
.sb68-card:hover{transform:translateY(-3px);box-shadow:var(--sb68-shadow);border-color:rgba(0,151,167,.5)}
.sb68-card .sb68-card-img{aspect-ratio:1/1;background:#000;overflow:hidden}
.sb68-card .sb68-card-img img{width:100%;height:100%;object-fit:cover}
.sb68-card .sb68-card-name{padding:6px 8px;font-size:11px;line-height:1.3;text-align:center;height:34px;overflow:hidden;color:var(--sb68-text)}
.sb68-card .sb68-card-tag{
  position:absolute;top:6px;left:6px;background:var(--sb68-danger);color:#fff;font-size:9px;
  padding:2px 6px;border-radius:6px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;
}
.sb68-card .sb68-card-tag.hot{background:linear-gradient(135deg,#ff7a18,#af002d)}
.sb68-card .sb68-card-tag.new{background:linear-gradient(135deg,var(--sb68-accent),var(--sb68-accent-2))}

/* ---------- Promo banner ---------- */
.sb68-promo{
  background:linear-gradient(135deg,#003a44,#0097A7);border-radius:16px;padding:16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;color:#fff;
  border:1px solid rgba(178,223,219,.3);
}
.sb68-promo h3{font-size:16px;margin-bottom:4px}
.sb68-promo p{font-size:12px;color:#d6f5f7}

/* ---------- Info / SEO sections ---------- */
.sb68-info{background:var(--sb68-bg-3);border-radius:var(--sb68-radius);padding:16px;color:var(--sb68-muted);font-size:13px}
.sb68-info h2{color:var(--sb68-text);font-size:17px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.sb68-info h2 i{color:var(--sb68-accent)}
.sb68-info p{margin-bottom:10px}
.sb68-info a{color:var(--sb68-accent);text-decoration:underline}

.sb68-feat-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.sb68-feat{background:var(--sb68-bg-3);border-radius:12px;padding:14px 10px;text-align:center;border:1px solid rgba(178,223,219,.1)}
.sb68-feat i{font-size:24px;color:var(--sb68-accent);margin-bottom:6px}
.sb68-feat b{display:block;font-size:13px;color:var(--sb68-text)}
.sb68-feat small{font-size:11px;color:var(--sb68-muted)}

.sb68-faq{border:1px solid rgba(178,223,219,.15);border-radius:10px;margin-bottom:8px;overflow:hidden;background:var(--sb68-bg-3)}
.sb68-faq summary{padding:12px;cursor:pointer;font-weight:600;font-size:13px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:8px}
.sb68-faq summary::after{content:"＋";color:var(--sb68-accent);font-weight:800}
.sb68-faq[open] summary::after{content:"－"}
.sb68-faq p{padding:0 12px 12px;font-size:12px;color:var(--sb68-muted)}

/* ---------- Winners ---------- */
.sb68-winners{display:flex;flex-direction:column;gap:6px}
.sb68-winner{display:flex;align-items:center;justify-content:space-between;background:var(--sb68-bg-3);padding:8px 12px;border-radius:8px;font-size:12px}
.sb68-winner b{color:var(--sb68-gold)}

/* ---------- Footer ---------- */
.sb68-footer{background:#161616;padding:24px 14px 30px;border-top:1px solid rgba(0,151,167,.3)}
.sb68-footer-cols{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:16px}
.sb68-footer h4{color:var(--sb68-soft);font-size:13px;margin-bottom:8px}
.sb68-footer a{display:block;font-size:12px;color:var(--sb68-muted);padding:4px 0}
.sb68-footer a:hover{color:var(--sb68-accent)}
.sb68-foot-bot{border-top:1px solid rgba(178,223,219,.15);padding-top:14px;font-size:11px;color:var(--sb68-muted);text-align:center}
.sb68-18{display:inline-block;border:1px solid var(--sb68-danger);color:var(--sb68-danger);border-radius:6px;padding:2px 8px;font-weight:800;margin:6px 0}

/* ---------- Mobile bottom nav ---------- */
.sb68-bottomnav{
  position:fixed;bottom:0;left:0;right:0;z-index:1000;height:var(--sb68-nav-h);
  background:linear-gradient(180deg,#1f1f1f,#0e0e0e);
  border-top:1px solid rgba(0,151,167,.4);
  display:flex;justify-content:space-around;align-items:stretch;
}
.sb68-bottomnav .sb68-nav-btn{
  flex:1;min-width:60px;min-height:60px;background:transparent;border:0;color:var(--sb68-muted);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;cursor:pointer;
  font-size:11px;font-family:inherit;position:relative;transition:color .2s;
}
.sb68-bottomnav .sb68-nav-btn i{font-size:22px}
.sb68-bottomnav .sb68-nav-btn.active{color:var(--sb68-accent)}
.sb68-bottomnav .sb68-nav-btn.active::before{content:"";position:absolute;top:0;width:30px;height:3px;border-radius:0 0 6px 6px;background:var(--sb68-accent)}
.sb68-bottomnav .sb68-nav-btn:hover{color:var(--sb68-text)}
.sb68-bottomnav .sb68-nav-btn.promo i{color:var(--sb68-gold)}
.sb68-nav-fab{
  width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--sb68-accent),var(--sb68-accent-2));
  color:#fff;display:grid;place-items:center;font-size:22px;margin-top:-18px;box-shadow:0 4px 14px rgba(0,151,167,.6);border:2px solid #1f1f1f;
}

/* ---------- Main padding (mobile) ---------- */
main{display:block}
@media (max-width:768px){
  main{padding-bottom:80px}
  .sb68-hero{padding-top:22px}
}

/* ---------- Desktop ---------- */
@media (min-width:769px){
  .sb68-bottomnav{display:none}
  .sb68-wrapper{max-width:760px}
  .sb68-header-inner{max-width:760px}
}

/* back-to-top */
.sb68-totop{position:fixed;right:14px;bottom:74px;width:42px;height:42px;border-radius:50%;background:var(--sb68-accent);color:#fff;border:0;display:grid;place-items:center;cursor:pointer;z-index:999;opacity:0;pointer-events:none;transition:opacity .25s}
.sb68-totop.show{opacity:1;pointer-events:auto}