/* ===================================================================
   Amar Boi — Landing Page Styles
=================================================================== */

:root{
  --primary:#F44300;
  --secondary:#FF6D00;
  --accent:#FF9800;
  --bg:#F8F8F8;
  --white:#FFFFFF;
  --text:#171717;
  --text-muted:#6b6b6b;
  --border:#eee2dc;

  --gradient-brand:linear-gradient(135deg, var(--primary) 0%, var(--secondary) 55%, var(--accent) 100%);
  --gradient-soft:linear-gradient(180deg, #fff2ea 0%, #fff 100%);

  --shadow-sm:0 2px 10px rgba(23,23,23,.05);
  --shadow-md:0 12px 30px rgba(244,67,0,.10);
  --shadow-lg:0 25px 60px rgba(244,67,0,.16);

  --radius-sm:12px;
  --radius-md:20px;
  --radius-lg:28px;

  --container:1180px;
  --header-h:76px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Hind Siliguri','Noto Sans Bengali',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-family:'Noto Sans Bengali','Hind Siliguri',sans-serif;line-height:1.3;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

.skip-link{
  position:absolute;left:-999px;top:0;background:var(--primary);color:#fff;
  padding:10px 18px;border-radius:0 0 10px 0;z-index:2000;
}
.skip-link:focus{left:0;}

.icon-play{width:20px;height:20px;color:#fff;flex-shrink:0;}
.ic{width:26px;height:26px;color:var(--primary);flex-shrink:0;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 26px;border-radius:100px;font-weight:600;font-size:.98rem;
  border:1px solid transparent;transition:transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.97);}
.btn-play{background:#101010;color:#fff;box-shadow:var(--shadow-md);}
.btn-play:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.play-label{display:flex;flex-direction:column;align-items:flex-start;line-height:1.15;}
.play-label small{font-size:.62rem;font-weight:500;letter-spacing:.06em;opacity:.85;}
.btn-play-lg{padding:16px 34px;font-size:1.05rem;}
.btn-ghost{background:transparent;color:var(--text);border-color:rgba(23,23,23,.15);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-outline-dark{background:transparent;color:var(--primary);border-color:var(--primary);font-weight:700;}
.btn-outline-dark:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--primary);font-weight:700;box-shadow:var(--shadow-md);}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--header-h);display:flex;align-items:center;
  background:rgba(248,248,248,.7);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:box-shadow .3s ease, background .3s ease;
}
.site-header.scrolled{
  background:rgba(255,255,255,.92);
  box-shadow:0 8px 24px rgba(23,23,23,.06);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{width:42px;height:42px;border-radius:12px;}
.brand-name{font-size:1.35rem;font-weight:700;color:var(--text);}
.brand-name em{font-style:normal;color:var(--primary);}

.main-nav{display:flex;align-items:center;gap:30px;}
.main-nav ul{display:flex;align-items:center;gap:28px;}
.nav-link{font-weight:600;font-size:.96rem;color:var(--text);position:relative;padding:6px 0;}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--gradient-brand);
  transition:width .25s ease;
}
.nav-link:hover::after,.nav-link.active::after{width:100%;}
.nav-link:hover{color:var(--primary);}
.nav-play{padding:10px 20px;font-size:.85rem;}
.nav-admin{opacity:.65;}
.nav-admin:hover{opacity:1;}

/* ---------- Language switch ---------- */
.lang-switch{
  display:flex;align-items:center;gap:6px;flex-shrink:0;
  background:#fff;border:1px solid var(--border);border-radius:100px;
  padding:5px;font-weight:700;font-size:.8rem;
}
.lang-switch .lang-opt{
  padding:6px 12px;border-radius:100px;color:var(--text-muted);transition:background .2s ease, color .2s ease;
}
.lang-switch .lang-opt.active{background:var(--gradient-brand);color:#fff;}
.lang-switch .lang-divider{display:none;}

.hamburger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;background:none;border:none;padding:8px;border-radius:10px;
}
.hamburger span{display:block;height:2.4px;width:100%;background:var(--text);border-radius:2px;transition:transform .3s ease, opacity .3s ease;}
.hamburger.active span:nth-child(1){transform:translateY(7.4px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7.4px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:calc(var(--header-h) + 64px) 0 90px;
  overflow:hidden;
  background:var(--gradient-soft);
}
.hero-blob{
  position:absolute;top:-220px;right:-220px;width:600px;height:600px;border-radius:50%;
  background:var(--gradient-brand);opacity:.14;filter:blur(20px);
}
.hero-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;position:relative;z-index:1;
}
.eyebrow{
  display:inline-block;font-size:.82rem;font-weight:700;letter-spacing:.06em;
  color:var(--primary);background:rgba(244,67,0,.09);padding:7px 16px;border-radius:100px;margin-bottom:18px;
}
.eyebrow-light{background:rgba(255,255,255,.18);color:#fff;}
.hero h1{
  font-size:3.05rem;font-weight:800;letter-spacing:-.01em;margin-bottom:20px;
}
.hero h1 span{
  background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:1.12rem;color:var(--text-muted);max-width:560px;margin-bottom:32px;}
.hero-actions{display:flex;align-items:center;gap:16px;margin-bottom:34px;flex-wrap:wrap;}
.trust-badges{display:flex;gap:26px;flex-wrap:wrap;}
.trust-badges span{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.92rem;color:var(--text);}
.trust-badges .ic{width:20px;height:20px;}

.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;}
.phone-glow{
  position:absolute;width:340px;height:340px;border-radius:50%;background:var(--gradient-brand);
  opacity:.25;filter:blur(60px);
}
.hero-phone-img{
  position:relative;z-index:1;width:min(360px,86%);border-radius:34px;
  box-shadow:var(--shadow-lg);animation:floaty 6s ease-in-out infinite;
}
@keyframes floaty{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-16px);}
}
.float-card{
  position:absolute;z-index:2;display:flex;align-items:center;gap:9px;
  background:#fff;padding:12px 18px;border-radius:16px;box-shadow:var(--shadow-md);
  font-weight:700;font-size:.85rem;color:var(--text);animation:floaty 5.5s ease-in-out infinite;
}
.float-card svg{width:20px;height:20px;color:var(--primary);}
.float-card-1{top:8%;left:-4%;animation-delay:.3s;}
.float-card-2{bottom:12%;right:-6%;animation-delay:1s;}
.float-card-2 svg{color:#e11d48;}

/* ---------- Stats strip ---------- */
.stats-strip{padding:50px 0;background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.stat-item{
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:0 12px;
}
.stat-item .ic{width:34px;height:34px;padding:10px;background:rgba(244,67,0,.09);border-radius:14px;box-sizing:content-box;}
.stat-item strong{font-size:1.08rem;color:var(--text);}
.stat-item span{font-size:.9rem;color:var(--text-muted);}

/* ---------- Section head ---------- */
.section-head{max-width:680px;margin:0 auto 52px;text-align:center;}
.section-head h2{font-size:2.2rem;font-weight:800;margin:8px 0 14px;}
.section-head p{color:var(--text-muted);font-size:1.05rem;}

/* ---------- Features ---------- */
.features{padding:100px 0;}
.feature-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.feature-card{
  background:#fff;border-radius:var(--radius-md);padding:30px 26px;
  box-shadow:var(--shadow-sm);border:1px solid var(--border);
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:transparent;}
.feature-icon{
  width:54px;height:54px;border-radius:16px;background:var(--gradient-brand);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.feature-icon svg{width:26px;height:26px;color:#fff;}
.feature-card h3{font-size:1.1rem;font-weight:700;margin-bottom:8px;}
.feature-card p{color:var(--text-muted);font-size:.92rem;}

/* ---------- Screenshots ---------- */
.screenshots{padding:100px 0;background:linear-gradient(180deg,#fff 0%, #fff6f0 100%);}
.shot-gallery{
  display:grid;grid-template-columns:repeat(4,1fr);gap:26px;
}
.shot-card{margin:0;text-align:center;}
.shot-frame{
  position:relative;border-radius:30px;padding:10px;background:#111;
  box-shadow:var(--shadow-lg);overflow:hidden;transition:transform .35s ease;
}
.shot-card:hover .shot-frame{transform:translateY(-10px) scale(1.015);}
.shot-frame img{border-radius:22px;}
.shot-card figcaption{margin-top:18px;font-weight:700;color:var(--text);}

/* ---------- Promo banners (Personal) ---------- */
.promo-banner{padding:80px 0;}
.personal-banner{background:#fff;}
.promo-inner{display:flex;align-items:center;gap:50px;background:var(--gradient-soft);border:1px solid var(--border);border-radius:var(--radius-lg);padding:56px;}
.promo-icon{
  flex-shrink:0;width:110px;height:110px;border-radius:28px;background:var(--gradient-brand);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);
}
.promo-icon svg{width:52px;height:52px;color:#fff;}
.promo-text h2{font-size:1.9rem;font-weight:800;margin-bottom:12px;}
.promo-text p{color:var(--text-muted);font-size:1.05rem;margin-bottom:22px;max-width:560px;}

/* ---------- Business banner ---------- */
.business-banner{background:var(--gradient-brand);color:#fff;}
.business-inner{display:flex;align-items:center;justify-content:space-between;gap:50px;}
.business-inner .promo-text{max-width:640px;}
.business-inner h2{font-size:2rem;font-weight:800;margin:10px 0 22px;color:#fff;}
.chip-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.chip-list li{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);
  padding:8px 18px;border-radius:100px;font-weight:600;font-size:.88rem;
}
.business-visual{flex-shrink:0;width:180px;opacity:.9;}

/* ---------- Reports ---------- */
.reports-section{padding:100px 0;background:#fff;}
.report-grid{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.report-chip{
  background:#fff;border:1.5px solid var(--border);color:var(--text);
  padding:14px 24px;border-radius:14px;font-weight:600;font-size:.95rem;
  box-shadow:var(--shadow-sm);transition:all .25s ease;
}
.report-chip:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-md);}

/* ---------- Pricing ---------- */
.pricing{padding:100px 0;background:linear-gradient(180deg,#fff6f0 0%,#fff 100%);}
.pricing-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;max-width:960px;margin:0 auto;}
.price-card{
  position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:42px 36px;box-shadow:var(--shadow-sm);transition:transform .3s ease, box-shadow .3s ease;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.price-card-premium{background:var(--gradient-brand);color:#fff;border:none;box-shadow:var(--shadow-lg);}
.plan-badge{
  position:absolute;top:-14px;right:32px;background:#101010;color:#fff;font-size:.75rem;font-weight:700;
  padding:6px 16px;border-radius:100px;
}
.plan-tag{font-weight:700;font-size:.85rem;letter-spacing:.05em;opacity:.75;}
.price-amount{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;margin:14px 0 10px;}
.price-original{font-size:1.05rem;font-weight:600;text-decoration:line-through;opacity:.55;}
.price-final{font-size:2.3rem;font-weight:800;}
.price-final span{font-size:.95rem;font-weight:500;opacity:.7;margin-left:2px;}
.discount-badge{
  display:inline-block;background:rgba(244,67,0,.1);color:var(--primary);font-weight:700;
  font-size:.78rem;padding:5px 12px;border-radius:100px;margin-bottom:22px;
}
.discount-badge-light{background:rgba(255,255,255,.2);color:#fff;}
.price-features{margin-bottom:30px;}
.price-features li{
  padding:9px 0;border-bottom:1px dashed rgba(23,23,23,.1);font-size:.95rem;
  display:flex;align-items:center;gap:10px;
}
.price-card-premium .price-features li{border-bottom-color:rgba(255,255,255,.25);}
.price-features li::before{content:"✓";font-weight:800;color:var(--primary);}
.price-card-premium .price-features li::before{color:#fff;}
.price-card .btn{width:100%;}
.pricing-note{text-align:center;color:var(--text-muted);font-size:.85rem;margin:26px auto 0;max-width:640px;}

/* ---------- Payment ---------- */
.payment{padding:100px 0;background:#fff;}
.payment-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;max-width:900px;margin:0 auto 26px;}
.payment-card{
  display:flex;flex-direction:column;align-items:center;gap:12px;background:var(--bg);
  border:1px solid var(--border);border-radius:var(--radius-md);padding:30px 16px;font-weight:700;
  transition:transform .25s ease, box-shadow .25s ease;
}
.payment-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.payment-card svg{width:34px;height:34px;color:var(--primary);}
.payment-card .icon-play{color:var(--primary);}
.pay-logo{
  height:34px;padding:0 14px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:.92rem;font-style:italic;letter-spacing:-.01em;white-space:nowrap;
}
.pay-logo-bkash{background:#E2136E;}
.pay-logo-nagad{background:#EE2E24;}
.payment-note{text-align:center;color:var(--text-muted);font-size:.88rem;max-width:560px;margin:0 auto;}

/* ---------- Privacy ---------- */
.privacy-banner{padding:90px 0;background:linear-gradient(135deg,#171717 0%, #3a1204 60%, var(--primary) 130%);color:#fff;}
.privacy-inner{max-width:640px;}
.privacy-inner h2{font-size:2.1rem;font-weight:800;margin:10px 0 24px;}
.privacy-list{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:32px;}
.privacy-list li{
  display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);padding:10px 18px;border-radius:100px;font-weight:600;font-size:.88rem;
}
.privacy-list svg{width:18px;height:18px;color:var(--accent);}

/* ---------- Final CTA ---------- */
.final-cta{padding:110px 0;background:var(--gradient-brand);text-align:center;color:#fff;}
.final-cta-inner{display:flex;flex-direction:column;align-items:center;gap:8px;}
.final-logo{width:76px;height:76px;margin-bottom:14px;filter:drop-shadow(0 12px 22px rgba(0,0,0,.25));}
.final-cta h2{font-size:2.5rem;font-weight:800;margin-bottom:12px;}
.final-cta p{font-size:1.1rem;opacity:.92;margin-bottom:34px;}

/* ---------- Footer ---------- */
.site-footer{background:#101010;color:#fff;padding-top:60px;}
.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-logo{width:46px;height:46px;border-radius:12px;}
.footer-brand strong{display:block;font-size:1.15rem;}
.footer-brand span{display:block;color:rgba(255,255,255,.6);font-size:.85rem;}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;}
.footer-links a{color:rgba(255,255,255,.75);font-size:.92rem;font-weight:600;transition:color .2s ease;}
.footer-links a:hover{color:var(--accent);}
.footer-contact{display:flex;flex-direction:column;gap:6px;font-size:.88rem;color:rgba(255,255,255,.7);text-align:right;}
.footer-contact a{color:var(--accent);font-weight:600;}
.footer-bottom{padding:22px 0;text-align:center;color:rgba(255,255,255,.45);font-size:.82rem;}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;right:26px;bottom:26px;width:50px;height:50px;border-radius:50%;
  background:var(--gradient-brand);color:#fff;border:none;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .3s ease;z-index:900;
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top:hover{transform:translateY(-4px);}
.back-to-top svg{width:22px;height:22px;}

/* ===================================================================
   Responsive
=================================================================== */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-visual{order:-1;margin-bottom:10px;}
  .hero h1{font-size:2.5rem;}
  .feature-grid{grid-template-columns:repeat(3,1fr);}
  .shot-gallery{grid-template-columns:repeat(2,1fr);}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .promo-inner{flex-direction:column;text-align:center;}
  .promo-text p{margin-left:auto;margin-right:auto;}
  .business-inner{flex-direction:column;text-align:center;}
  .chip-list{justify-content:center;}
  .business-visual{width:130px;}
}

@media (max-width:860px){
  .main-nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    /* backdrop-filter on .site-header makes it the containing block for this
       fixed element, so "bottom:0" would resolve against the 76px header box
       instead of the viewport — use an explicit viewport-based height instead. */
    height:calc(100vh - var(--header-h));
    z-index:999;
    background:#fff;flex-direction:column;align-items:flex-start;padding:30px 24px;
    transform:translateX(100%);transition:transform .35s ease;
    overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav ul{flex-direction:column;align-items:flex-start;gap:6px;width:100%;}
  .nav-link{display:block;width:100%;padding:14px 4px;border-bottom:1px solid var(--border);}
  .nav-play{margin-top:20px;width:100%;}
  .hamburger{display:flex;}
}

@media (max-width:760px){
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .payment-grid{grid-template-columns:repeat(2,1fr);}
  .pricing-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:1.7rem;}
  .final-cta h2{font-size:2rem;}
}

@media (max-width:600px){
  .container{padding:0 18px;}
  .header-inner{gap:8px;}
  .brand-logo{width:34px;height:34px;}
  .brand-name{font-size:1.05rem;}
  .lang-switch{padding:3px;gap:2px;}
  .lang-switch .lang-opt{padding:5px 9px;font-size:.72rem;}
  .hamburger{width:36px;height:36px;flex-shrink:0;}
  .hero{padding-top:calc(var(--header-h) + 40px);}
  .hero h1{font-size:2.05rem;}
  .hero-sub{font-size:1rem;}
  .shot-gallery{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;}
  .feature-grid{grid-template-columns:1fr;}
  .promo-inner{padding:34px 22px;}
  .footer-inner{flex-direction:column;text-align:center;}
  .footer-contact{text-align:center;align-items:center;}
  .footer-links{justify-content:center;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
}