/* dsic2024.org - Jaya9 Bangladesh guide */
:root{
  --bg:#0b1020;
  --bg-2:#131a33;
  --bg-3:#1c2547;
  --panel:#161d38;
  --border:#28325a;
  --text:#e8ecf7;
  --muted:#9aa3c2;
  --gold:#f5c542;
  --gold-2:#e0a915;
  --red:#e5324a;
  --green:#20c07a;
  --blue:#4a86ff;
  --radius:14px;
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --container:1180px;
}
*{box-sizing:border-box;min-width:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  margin:0;
  overflow-x:hidden;
  max-width:100vw;
  font-family:'Inter','Segoe UI',system-ui,-apple-system,'Noto Sans Bengali',sans-serif;
  background:radial-gradient(1200px 600px at 80% -10%,#26305e 0%,transparent 60%),
             radial-gradient(900px 500px at -10% 20%,#1a1e4a 0%,transparent 55%),
             var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--gold);text-decoration:none}
a:hover{color:var(--gold-2)}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,16,32,.85);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 20px;max-width:var(--container);margin:0 auto;gap:16px;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.3px}
.logo img{height:38px;width:auto}
.logo-badge{font-size:12px;color:var(--muted);border:1px solid var(--border);padding:2px 8px;border-radius:20px}
.nav{display:flex;align-items:center;gap:20px;flex-wrap:nowrap}
.nav-links{display:flex;gap:20px;align-items:center}
.nav a{color:var(--text);font-weight:500;font-size:15px;white-space:nowrap}
.nav a:hover{color:var(--gold)}
.lang-switch{
  display:flex;gap:6px;border:1px solid var(--border);border-radius:10px;padding:4px;background:var(--panel);
}
.lang-switch a{
  color:var(--muted);font-size:13px;font-weight:600;padding:4px 10px;border-radius:6px;
}
.lang-switch a.active{background:var(--gold);color:#1a1200}
.cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;font-weight:700;border-radius:10px;
  background:linear-gradient(180deg,var(--gold) 0%,var(--gold-2) 100%);
  color:#1a1200;border:none;cursor:pointer;
  box-shadow:0 6px 18px rgba(245,197,66,.35);
  transition:transform .15s ease, box-shadow .15s ease;
  font-size:15px;white-space:nowrap;
}
.cta:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(245,197,66,.5);color:#1a1200}
.cta.large{padding:15px 32px;font-size:17px}
.cta.outline{
  background:transparent;color:var(--gold);border:1.5px solid var(--gold);box-shadow:none;
}
.cta.outline:hover{background:var(--gold);color:#1a1200}
.mobile-menu-btn{display:none;background:none;border:none;color:var(--text);font-size:24px;cursor:pointer}

/* Hero */
.hero{
  padding:60px 0 40px;position:relative;overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center;
}
.hero h1{
  font-size:clamp(30px,4vw,48px);
  line-height:1.15;margin:0 0 18px;font-weight:800;
  background:linear-gradient(90deg,#fff 0%,#f5c542 60%,#e5324a 120%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:18px;color:var(--muted);margin:0 0 24px;max-width:560px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.badge{
  background:var(--panel);border:1px solid var(--border);border-radius:20px;
  padding:6px 14px;font-size:13px;color:var(--muted);
}
.badge strong{color:var(--gold)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{
  position:relative;
  padding:20px;
  background:linear-gradient(135deg,rgba(245,197,66,.14) 0%,rgba(229,50,74,.10) 100%);
  border:1px solid var(--border);border-radius:22px;
  box-shadow:var(--shadow);
}
.hero-visual svg{width:100%;height:auto;display:block}

/* Trust bar */
.trust-bar{
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:rgba(19,26,51,.6);padding:16px 0;
}
.trust-inner{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:center;text-align:center;
}
.trust-item{color:var(--muted);font-size:14px}
.trust-item strong{display:block;color:var(--gold);font-size:22px;font-weight:800;margin-bottom:2px}

/* Sections */
section{padding:64px 0}
.section-head{text-align:center;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.15em;
  color:var(--gold);font-size:12px;font-weight:700;margin-bottom:10px;
}
.section-head h2{font-size:clamp(26px,3vw,36px);margin:0 0 12px;font-weight:800}
.section-head p{color:var(--muted);max-width:680px;margin:0 auto;font-size:16px}

/* Cards */
.grid{display:grid;gap:22px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:linear-gradient(180deg,var(--panel) 0%,#12183a 100%);
  border:1px solid var(--border);border-radius:var(--radius);padding:24px;
  transition:transform .2s ease, border-color .2s ease;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-3px);border-color:var(--gold)}
.card h3{margin:0 0 10px;font-size:19px;font-weight:700}
.card p{margin:0 0 14px;color:var(--muted);font-size:15px}
.card .card-icon{
  width:52px;height:52px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold) 0%,var(--red) 100%);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  color:#1a1200;font-weight:900;font-size:20px;
}
.card .bonus-value{
  display:inline-block;background:var(--red);color:#fff;padding:4px 12px;
  border-radius:20px;font-weight:700;font-size:14px;margin-bottom:10px;
}
.card .btn-row{margin-top:16px}
.card a.link{
  display:inline-flex;align-items:center;gap:6px;color:var(--gold);
  font-weight:600;font-size:14px;border-bottom:1px dashed var(--gold);padding-bottom:2px;
}

/* Steps */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px;
}
.step{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;position:relative;
}
.step .num{
  position:absolute;top:-14px;left:22px;
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(180deg,var(--gold),var(--gold-2));
  color:#1a1200;font-weight:900;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(245,197,66,.4);font-size:15px;
}
.step h4{margin:16px 0 8px;font-size:17px}
.step p{margin:0;color:var(--muted);font-size:14px}

/* Split section */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.split-visual{
  background:linear-gradient(135deg,rgba(74,134,255,.14) 0%,rgba(32,192,122,.10) 100%);
  border:1px solid var(--border);border-radius:22px;padding:22px;
}
.split h2{font-size:clamp(24px,2.6vw,32px);margin:0 0 16px;font-weight:800}
.split p{color:var(--muted);font-size:16px;margin-bottom:14px}
.check-list{list-style:none;padding:0;margin:0 0 22px}
.check-list li{
  padding:10px 0 10px 34px;position:relative;color:var(--text);font-size:15px;
  border-bottom:1px dashed var(--border);
}
.check-list li:last-child{border-bottom:none}
.check-list li:before{
  content:"";position:absolute;left:0;top:14px;width:22px;height:22px;
  border-radius:50%;background:var(--green);
  background-image:linear-gradient(135deg,#28e08c 0%,#0f8c56 100%);
}
.check-list li:after{
  content:"";position:absolute;left:6px;top:19px;width:10px;height:5px;
  border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);
}

/* Payment methods */
.pay-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px;
}
.pay-tile{
  background:var(--panel);border:1px solid var(--border);border-radius:12px;
  padding:20px 14px;text-align:center;transition:border-color .2s ease;
}
.pay-tile:hover{border-color:var(--gold)}
.pay-tile .pay-logo{
  height:44px;display:flex;align-items:center;justify-content:center;
  margin-bottom:10px;font-weight:800;font-size:18px;
}
.pay-tile .pay-name{color:var(--text);font-weight:700;font-size:14px}
.pay-tile .pay-time{color:var(--muted);font-size:12px;margin-top:2px}

/* Table */
.table-wrap{overflow-x:auto;margin-top:24px}
table.info{
  width:100%;border-collapse:collapse;background:var(--panel);
  border:1px solid var(--border);border-radius:12px;overflow:hidden;
}
table.info th, table.info td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:15px}
table.info th{background:var(--bg-3);font-weight:700;color:var(--gold);font-size:13px;text-transform:uppercase;letter-spacing:.05em}
table.info tr:last-child td{border-bottom:none}
table.info tr:hover td{background:rgba(245,197,66,.04)}

/* FAQ */
.faq details{
  background:var(--panel);border:1px solid var(--border);border-radius:12px;
  padding:0;margin-bottom:12px;overflow:hidden;
}
.faq summary{
  padding:18px 22px;cursor:pointer;font-weight:600;font-size:16px;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{
  content:"+";font-size:24px;color:var(--gold);font-weight:400;
  transition:transform .2s ease;
}
.faq details[open] summary:after{content:"−"}
.faq details[open] summary{border-bottom:1px solid var(--border)}
.faq .faq-body{padding:16px 22px 22px;color:var(--muted);font-size:15px}
.faq .faq-body p{margin:0 0 10px}
.faq .faq-body p:last-child{margin-bottom:0}

/* CTA banner */
.cta-banner{
  margin:40px 0;
  background:linear-gradient(135deg,#e5324a 0%,#f5c542 100%);
  border-radius:20px;padding:36px;text-align:center;color:#1a1200;
  box-shadow:0 20px 40px rgba(229,50,74,.3);
}
.cta-banner h2{margin:0 0 10px;font-size:28px;font-weight:800}
.cta-banner p{margin:0 0 20px;font-size:16px;opacity:.9}
.cta-banner .cta{background:#1a1200;color:var(--gold);box-shadow:0 6px 18px rgba(0,0,0,.3)}
.cta-banner .cta:hover{background:#000;color:var(--gold)}

/* App section */
.app-section{position:relative}
.app-features{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0}
.app-feature{
  display:flex;align-items:center;gap:10px;padding:8px 0;color:var(--text);font-size:15px;
}
.app-feature .dot{
  width:10px;height:10px;border-radius:50%;background:var(--gold);flex-shrink:0;
}
.app-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.store-btn{
  display:inline-flex;align-items:center;gap:10px;padding:10px 18px;
  background:#0d1229;border:1px solid var(--border);border-radius:10px;color:var(--text);
  font-weight:600;transition:border-color .2s ease;
}
.store-btn:hover{border-color:var(--gold);color:var(--text)}
.store-btn small{display:block;color:var(--muted);font-size:11px;font-weight:400}

/* Games */
.games-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.game-tile{
  aspect-ratio:1/1.2;border-radius:14px;overflow:hidden;
  background:var(--panel);border:1px solid var(--border);
  position:relative;transition:transform .2s ease;
}
.game-tile:hover{transform:translateY(-3px);border-color:var(--gold)}
.game-tile .game-visual{
  height:75%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--bg-3) 0%,var(--panel) 100%);
}
.game-tile .game-visual svg{width:70%;height:70%}
.game-tile .game-label{
  padding:10px 12px;font-weight:700;font-size:14px;text-align:center;
}
.game-tile .game-label small{display:block;color:var(--muted);font-weight:400;font-size:11px;margin-top:2px}

/* Footer */
.site-footer{
  border-top:1px solid var(--border);
  background:#080d1e;padding:48px 0 24px;margin-top:40px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px;
}
.footer-col h5{margin:0 0 14px;font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--gold)}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:8px}
.footer-col a{color:var(--muted);font-size:14px}
.footer-col a:hover{color:var(--gold)}
.footer-col p{color:var(--muted);font-size:14px;margin:0 0 10px}
.footer-bottom{
  border-top:1px solid var(--border);padding-top:20px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;
  color:var(--muted);font-size:13px;
}
.footer-bottom .age{
  display:inline-flex;align-items:center;gap:6px;
  border:2px solid var(--red);border-radius:6px;padding:2px 8px;
  color:var(--red);font-weight:800;font-size:13px;
}
.footer-disclaimer{color:var(--muted);font-size:13px;line-height:1.7;max-width:900px;margin:0 auto 16px;text-align:center}

/* Content prose */
.prose{max-width:820px;margin:0 auto}
.prose h2{font-size:26px;margin:32px 0 14px;font-weight:800}
.prose h3{font-size:20px;margin:24px 0 10px;font-weight:700;color:var(--gold)}
.prose p{color:var(--text);font-size:16px;margin:0 0 14px}
.prose ul, .prose ol{color:var(--text);font-size:16px;padding-left:22px;margin:0 0 14px}
.prose li{margin-bottom:6px}
.prose strong{color:var(--gold)}

/* Responsive */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .grid.cols-3{grid-template-columns:1fr}
  .grid.cols-2{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .trust-inner{grid-template-columns:repeat(2,1fr);gap:16px}
  .split{grid-template-columns:1fr;gap:28px}
  .pay-grid{grid-template-columns:repeat(3,1fr)}
  .games-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .app-features{grid-template-columns:1fr}
}
@media (max-width:820px){
  .nav .nav-links{display:none !important}
  .mobile-menu-btn{display:block}
  .nav.mobile-open .nav-links{
    display:flex !important;flex-direction:column;position:absolute;top:100%;left:0;right:0;
    background:var(--panel);border-bottom:1px solid var(--border);padding:16px 20px;gap:12px;align-items:stretch;
  }
  .nav.mobile-open .nav-links a{padding:8px 4px;border-bottom:1px solid var(--border)}
}
@media (max-width:640px){
  section{padding:44px 0}
  .hero{padding:32px 0 24px}
  .steps{grid-template-columns:1fr}
  .pay-grid{grid-template-columns:repeat(2,1fr)}
  .games-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .cta-banner{padding:26px 20px}
  .cta-banner h2{font-size:22px}
  .header-inner{padding:10px 14px;gap:8px}
  .container{padding:0 14px}
  .logo img{height:30px}
  .logo-badge{display:none}
  .cta{padding:9px 14px;font-size:13px}
  .lang-switch{padding:3px}
  .lang-switch a{padding:3px 8px;font-size:12px}
  .hero h1{font-size:28px;line-height:1.2}
  .hero p.lead{font-size:16px}
  .hero-visual{padding:12px}
  .section-head h2{font-size:22px}
  .split-visual{padding:14px}
  .card{padding:20px}
  table.info th, table.info td{padding:10px 12px;font-size:14px}
  .prose h2{font-size:22px}
  .prose h3{font-size:18px}
}
@media (max-width:380px){
  .header-inner{gap:6px}
  .logo img{height:26px}
  .cta{padding:8px 12px;font-size:12px}
  .lang-switch a{padding:2px 6px;font-size:11px}
  .hero h1{font-size:24px}
}