/* Nav transparency → solid on scroll */
#navbar {
  background: transparent;
}
#navbar.scrolled {
  background: rgba(10, 14, 26, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

/* Smooth fade-in on page load */
body {
  animation: fadeIn 0.3s ease-in;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Focus ring polish */
*:focus-visible {
  outline: 2px solid #1a52f5;
  outline-offset: 2px;
}

/* Form input autofill override (dark mode) */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
  -webkit-text-fill-color: #fff;
  -webkit-box-shadow: 0 0 0px 1000px #1f2937 inset;
  transition: background-color 5000s ease-in-out 0s;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #0a0e1a; }
::-webkit-scrollbar-thumb { background: #1a52f5; border-radius: 3px; }

/* Mobile nav transition */
#mobile-menu {
  transition: max-height 0.3s ease, opacity 0.3s ease;
}