nav .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #3B82F6;
  color: white;
  padding: 15px 30px;
  border-radius: 10px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.4);
  border: none;
  cursor: pointer;
  transition: box-shadow 250ms ease, transform 150ms ease;
  text-decoration: none;
}

nav .btn-primary:hover {
  box-shadow: 0 0 32px rgba(59, 130, 246, 0.55);
  transform: translateY(-1px);
}

.hidden {
  display: none !important;
}

html.light-mode nav {
  background: rgba(248, 250, 252, 0.85);
  border-bottom-color: rgba(0, 0, 0, 0.06);
}

html.light-mode .nav-logo-mark {
  background: #3B82F6;
  border-color: #2D3FD9;
  color: #fff;
}

html.light-mode .nav-logo-text,
html.light-mode .nav-item {
  color: #0F172A;
}

html.light-mode .badge-live {
  color: #3B82F6;
}

html.light-mode .badge-live::before {
  background: #3B82F6;
}

html.light-mode .dropdown-panel {
  background: #fff;
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 72px;
  background: rgba(8, 11, 20, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo-mark {
  width: 35px;
  height: 35px;
  border-radius: 8px;
  background: #1A2580;
  border: 1px solid #2D3FD9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #93C5FD;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.nav-logo-mark::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -100%;
  width: 60%;
  height: 200%;
  background: linear-gradient(
    105deg,
    transparent 30%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 70%
  );
  animation: logoShimmer 3s linear infinite;
}

@keyframes logoShimmer {
  0% { left: -100%; }
  100% { left: 150%; }
}

.nav-logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #F8FAFC;
}

.nav-center {
  display: flex;
  align-items: center;
  gap: 64px;
}

.nav-item {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #F8FAFC;
  cursor: pointer;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #93C5FD;
  transition: width 250ms ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #CBD5E1;
  transition: background 200ms ease;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.06);
}

.dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dropdown-panel {
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  background: #0F1629;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 32px 40px;
  display: none;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
  z-index: 99;
}

.dropdown-panel.open {
  display: block;
}

.dropdown-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.dropdown-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border-radius: 12px;
  transition: background 200ms ease;
}

.dropdown-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.dropdown-item-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #000000;
  border: 1px solid rgba(59, 130, 246, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #93C5FD;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.12);
}

.dropdown-item-name {
  font-size: 15px;
  font-weight: 700;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dropdown-item-desc {
  font-size: 13px;
  color: #CBD5E1;
  line-height: 1.5;
}

.badge-live {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #93C5FD;
}

.badge-live::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3B82F6;
  box-shadow: 0 0 6px rgba(59, 130, 246, 0.8);
}

.badge-new {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #FCD34D;
}

.badge-new::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #F59E0B;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.8);
}

.badge-soon {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #FCD34D;
}

.badge-soon::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #F59E0B;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.6);
}

@media (max-width: 768px) {
  nav {
    padding: 0 20px;
  }

  .nav-center {
    display: none;
  }

  .dropdown-grid {
    grid-template-columns: 1fr;
  }
}

footer {
  background: linear-gradient(180deg, #050810 0%, #0a1628 100%);
  border-top: 1px solid rgba(16, 106, 243, 0.3);
  padding: 80px 40px 40px;
  position: relative;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(16, 106, 243, 0.6) 50%, transparent 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto 60px;
}

.footer-brand-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 16px;
  color: #94A3B8;
  line-height: 1.6;
}

.footer-col-title {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #7BA1DC;
  margin-bottom: 20px;
}

.footer-link {
  display: block;
  font-size: 16px;
  color: #94A3B8;
  margin-bottom: 12px;
  transition: color 200ms ease;
  text-decoration: none;
}

.footer-link:hover {
  color: #F8FAFC;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 32px;
  font-size: 16px;
  color: #475569;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}