html body {
  font-family: 'Poppins', 'Noto Sans Bengali', 'Hind Siliguri', 'SolaimanLipi', sans-serif;
  line-height: 1.75;
  letter-spacing: 0.2px;
  background-color: #111827;
  background-image: radial-gradient(circle at 15% 20%, rgba(59, 130, 246, 0.12), transparent 45%), radial-gradient(circle at 85% 80%, rgba(250, 204, 21, 0.06), transparent 40%);
  color: #e2e8f0;
}
html body::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
html body::-webkit-scrollbar-track {
  background: #1a2235;
}
html body::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #3b82f6, #1e293b);
  border-radius: 10px;
}
html body::-webkit-scrollbar-thumb:hover {
  background: #3b82f6;
}
html body h1, html body h2, html body h3, html body h4, html body h5, html body h6, html body .display-6, html body .section-title, html body .h4 {
  color: #ffffff;
  letter-spacing: 0.3px;
}
html body .display-6, html body .section-title {
  background: linear-gradient(90deg, #ffffff, #bfdbfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
html body p, html body span, html body li {
  color: #cbd5e1;
}
body .navbar {
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(59, 130, 246, 0.2);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
body .navbar .nav-link {
  color: #cbd5e1;
  transition: color 0.3s ease, text-shadow 0.3s ease;
  border-radius: 8px;
}
body .navbar .nav-link:hover, body .navbar .nav-link.active {
  color: #3b82f6;
  text-shadow: 0 0 8px rgba(59, 130, 246, 0.5);
}
body section.py-5 {
  padding-top: 72px;
  padding-bottom: 72px;
}
body main .card, body .hero-card, body .info-card, body .feature-card {
  background: linear-gradient(145deg, rgba(31, 45, 61, 0.85), rgba(26, 34, 53, 0.95));
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
body main .card:hover, body .hero-card:hover, body .info-card:hover, body .feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.4);
}
body .btn {
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.3s ease;
}
body .btn-ice, body .site-btn.cta-register {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #ffffff;
  border: 1px solid #3b82f6;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}
body .btn-ice:hover, body .site-btn.cta-register:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.55);
}
body .btn-outline-ice, body .site-btn.cta-login {
  background: transparent;
  color: #facc15;
  border: 1px solid rgba(250, 204, 21, 0.5);
  box-shadow: 0 0 0 rgba(250, 204, 21, 0);
}
body .btn-outline-ice:hover, body .site-btn.cta-login:hover {
  background: rgba(250, 204, 21, 0.1);
  color: #facc15;
  border-color: #facc15;
  box-shadow: 0 0 12px rgba(250, 204, 21, 0.3);
  transform: scale(1.03);
}
body input, body textarea, body select, body .form-control {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 8px;
  color: #e2e8f0;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
body input:focus, body textarea:focus, body select:focus, body .form-control:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  color: #ffffff;
  outline: none;
}
body .text-warning, body .text-gold {
  color: #facc15;
  text-shadow: 0 0 10px rgba(250, 204, 21, 0.4);
}
body footer {
  background: #0f172a;
  border-top: 1px solid rgba(59, 130, 246, 0.15);
}
body footer a {
  color: #94a3b8;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}
body footer a:hover {
  color: #facc15;
  text-shadow: 0 0 8px rgba(250, 204, 21, 0.3);
}
body footer h5, body footer .h5 {
  color: #ffffff;
}
body .has-floating-cta .floating-cta, body [class*="floating-cta"] {
  background: rgba(17, 24, 39, 0.95);
  border: 1px solid rgba(59, 130, 246, 0.3);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  border-radius: 12px;
}
body .author-box {
  background: linear-gradient(90deg, rgba(30, 41, 59, 0.8), rgba(59, 130, 246, 0.15), rgba(30, 41, 59, 0.8));
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 16px;
}
body .bd-hot-links a {
  color: #3b82f6;
  transition: color 0.3s ease;
}
body .bd-hot-links a:hover {
  color: #facc15;
}