/* ── Base & Utilities ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; overflow-x: hidden; }

/* ── Navbar ── */
#nav {
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}
#nav.scrolled {
  background: rgba(4, 11, 20, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

/* ── Hero ── */
#hero {
  position: relative;
}

/* ── Service Cards ── */
.service-card {
  transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Form Inputs ── */
select option {
  background: #040B14;
  color: #fff;
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #040B14; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ── Selection ── */
::selection { background: rgba(61, 213, 165, 0.3); color: #fff; }
</style>