/* 777abc app - global stylesheet */
:root{
  --bg:#0b1020;
  --bg-2:#121935;
  --panel:#172048;
  --ink:#f4f6ff;
  --ink-2:#cdd3f0;
  --muted:#8e95b8;
  --brand:#ffb422;
  --brand-2:#ff5b3a;
  --ok:#33d27f;
  --line:rgba(255,255,255,.08);
  --radius:14px;
  --container:1180px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Noto Sans Bengali", sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.6;}
a{color:var(--brand);text-decoration:none}
a:hover{color:#ffd062}
img{max-width:100%;display:block;height:auto}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:1000;width:100%;
  background:linear-gradient(180deg,rgba(11,16,32,.96),rgba(11,16,32,.86));
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);}
.header-inner{max-width:var(--container);margin:0 auto;min-height:72px;padding:0 20px;
  display:grid;grid-template-columns:168px minmax(0,1fr) auto;align-items:center;gap:18px;}
.brand-wrap{width:168px;min-width:168px;max-width:168px;height:56px;display:flex;align-items:center;gap:10px;overflow:hidden;text-decoration:none;color:inherit;}
.brand-mark{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;border-radius:10px;overflow:hidden}
.brand-text{min-width:0;line-height:1.05}
.brand-text strong,.brand-text span{display:block;max-width:115px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.brand-text strong{font-size:15px;color:#fff;font-weight:800;letter-spacing:.2px}
.brand-text span{font-size:11px;color:var(--muted)}

.primary-nav{min-width:0;display:flex;align-items:center;justify-content:center;
  gap:clamp(8px,1.1vw,18px);overflow:visible;flex-wrap:nowrap;}
.primary-nav a{color:var(--ink-2);white-space:nowrap;flex:0 1 auto;max-width:128px;
  overflow:hidden;text-overflow:ellipsis;line-height:1;padding:10px 8px;font-size:14px;border-radius:8px;}
.primary-nav a:hover{color:#fff;background:rgba(255,255,255,.04)}
.primary-nav a.is-active{color:var(--brand);background:rgba(255,180,34,.08)}

.nav-more{position:relative;flex:0 0 auto}
.more-toggle{min-height:38px;padding:0 14px;border:0;border-radius:999px;cursor:pointer;
  background:rgba(255,255,255,.06);color:#fff;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;font-size:14px;}
.more-toggle:hover{background:rgba(255,255,255,.12)}
.more-menu{position:absolute;top:calc(100% + 10px);right:0;min-width:220px;padding:10px;border-radius:14px;
  background:#1a234d;border:1px solid var(--line);box-shadow:0 18px 38px rgba(0,0,0,.45);z-index:1200;}
.more-menu[hidden]{display:none !important}
.nav-more.is-open .more-menu{display:grid;gap:4px}
.more-menu a{display:block;width:100%;max-width:none;padding:11px 12px;white-space:nowrap;color:var(--ink-2);
  border-radius:8px;font-size:14px;}
.more-menu a:hover{background:rgba(255,255,255,.06);color:#fff}

.header-actions{flex-shrink:0;display:flex;align-items:center;gap:10px;white-space:nowrap}
.btn{min-height:42px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;
  white-space:nowrap;border-radius:999px;font-weight:700;font-size:14px;cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, filter .15s ease;border:0;}
.btn-register{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#0b1020}
.btn-register:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,90,58,.25);color:#0b1020}
.btn-login{background:#fff;color:#0b1020}
.btn-login:hover{transform:translateY(-1px);background:#f1f3ff;color:#0b1020}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:rgba(255,255,255,.06);color:#fff}

.nav-toggle{display:none;width:42px;height:42px;border:0;background:rgba(255,255,255,.06);
  border-radius:10px;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px}
.mobile-drawer{display:none}

/* ===== Hero ===== */
.hero{padding:48px 0 32px;background:radial-gradient(900px 420px at 75% 20%,rgba(255,180,34,.18),transparent 60%),
  radial-gradient(700px 380px at 15% 80%,rgba(255,91,58,.16),transparent 60%);}
.hero-inner{max-width:var(--container);margin:0 auto;padding:0 20px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;}
.hero h1{font-size:clamp(28px,3.4vw,46px);line-height:1.18;margin:8px 0 14px;color:#fff;font-weight:800;letter-spacing:.2px}
.hero .lede{color:var(--ink-2);font-size:17px;margin:0 0 20px}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap}
.hero-media{border-radius:20px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 20px 50px rgba(0,0,0,.35);background:#121935;}
.hero-media img{width:100%;height:auto;display:block;aspect-ratio:16/10;object-fit:cover}
.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:8px}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:#fff}
.breadcrumbs [aria-current]{color:var(--ink-2)}

/* ===== Main content ===== */
.page-main{background:linear-gradient(180deg,transparent,rgba(255,255,255,.01))}
.content-section{padding:56px 0}
.prose{max-width:880px;margin:0 auto}
.prose h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;margin:36px 0 14px;color:#fff;font-weight:800}
.prose h3{font-size:clamp(18px,1.6vw,22px);line-height:1.35;margin:24px 0 10px;color:#fff;font-weight:700}
.prose p{font-size:17px;line-height:1.9;margin:0 0 16px;color:var(--ink-2)}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px;color:var(--ink-2);line-height:1.85}
.prose li{margin:6px 0}
.prose strong{color:#fff}

.inline-figure{margin:24px 0;border-radius:16px;overflow:hidden;background:#121935;border:1px solid var(--line)}
.inline-figure img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.inline-figure figcaption{padding:10px 14px;font-size:13px;color:var(--muted);background:rgba(0,0,0,.18)}

/* ===== FAQ ===== */
.faq{display:grid;gap:8px;margin:14px 0 22px}
.faq details{background:#141c40;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.faq summary{cursor:pointer;font-weight:700;color:#fff;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--brand);font-size:20px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq-a{margin-top:10px;color:var(--ink-2)}

/* ===== Related ===== */
.related{list-style:none;padding:0;margin:10px 0 24px;display:grid;gap:8px}
.related li{background:#141c40;border:1px solid var(--line);padding:12px 14px;border-radius:12px;color:var(--ink-2)}
.related a{color:#fff;font-weight:700;margin-right:6px}

/* ===== Cards ===== */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;margin:16px 0 28px}
.card{background:#141c40;border:1px solid var(--line);border-radius:16px;overflow:hidden;display:block;color:inherit;transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(0,0,0,.35)}
.card-media{aspect-ratio:16/10;overflow:hidden;background:#0b1020}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-body{padding:14px 16px}
.card-body h3{margin:0 0 6px;font-size:18px;color:#fff}
.card-body p{margin:0 0 10px;color:var(--ink-2);font-size:14px}
.card-more{color:var(--brand);font-size:13px;font-weight:700}

.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:18px 0 24px}
.contact-card{background:#141c40;border:1px solid var(--line);border-radius:14px;padding:16px}
.contact-card h3{margin:0 0 6px;color:#fff;font-size:16px}
.contact-card p{margin:2px 0;color:var(--ink-2);font-size:14px}

.cta-band{display:flex;gap:10px;flex-wrap:wrap;align-items:center;padding:18px;border-radius:16px;background:linear-gradient(135deg,rgba(255,180,34,.12),rgba(255,91,58,.12));border:1px solid var(--line);margin:18px 0 22px}

/* ===== Footer ===== */
.site-footer{background:#0a0f1f;border-top:1px solid var(--line);margin-top:32px;color:var(--ink-2)}
.foot-inner{max-width:var(--container);margin:0 auto;padding:48px 20px 24px;display:grid;
  grid-template-columns:1.4fr repeat(4, 1fr);gap:30px;}
.foot-brand p{margin:6px 0;color:var(--ink-2);font-size:14px}
.foot-brand strong{color:#fff;font-size:16px}
.foot-desc{color:var(--muted);font-size:13px;line-height:1.7}
.foot-col h4{margin:0 0 10px;color:#fff;font-size:14px;letter-spacing:.4px;text-transform:uppercase}
.foot-col ul{list-style:none;padding:0;margin:0}
.foot-col li{margin:6px 0}
.foot-col a{color:var(--ink-2);font-size:14px}
.foot-col a:hover{color:#fff}
.foot-bottom{border-top:1px solid var(--line);padding:14px 20px;text-align:center;color:var(--muted);font-size:13px}

/* ===== Responsive ===== */
@media (max-width:1100px){
  .hero-inner{grid-template-columns:1fr;gap:24px}
  .foot-inner{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:900px){
  .nav-more{display:none !important}
  .header-inner{min-height:68px;grid-template-columns:140px 1fr auto;gap:10px}
  .brand-wrap{width:140px;min-width:140px;max-width:140px;height:48px}
  .brand-mark{width:38px;height:38px;flex-basis:38px}
  .brand-text strong,.brand-text span{max-width:86px}
  .primary-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn{min-height:38px;padding:0 12px;font-size:13px}
  .mobile-drawer{display:none;position:fixed;left:12px;right:12px;top:76px;flex-direction:column;
    padding:14px;border-radius:18px;background:#141c40;border:1px solid var(--line);
    box-shadow:0 24px 50px rgba(0,0,0,.5);max-height:calc(100vh - 96px);overflow-y:auto;z-index:1100;}
  .mobile-drawer.is-open{display:flex}
  .mobile-drawer a{padding:12px 14px;color:var(--ink);border-radius:10px;font-size:15px}
  .mobile-drawer a:hover{background:rgba(255,255,255,.05)}
  .content-section{padding:36px 0}
  .prose p{font-size:16px;line-height:1.85}
  .foot-inner{grid-template-columns:1fr 1fr;gap:22px;padding:36px 20px 20px}
  .hero{padding:32px 0 20px}
}
@media (max-width:560px){
  .foot-inner{grid-template-columns:1fr}
  .header-actions .btn-login{display:none}
}
body{overflow-x:hidden}