/* ── Base & Utilities ── */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

::selection {
  background: #E8634A;
  color: #fff;
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
}

/* ── Navbar scroll state ── */
.nav-scrolled #nav {
  background: rgba(15, 17, 23, 0.98);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #1A1D27;
}
::-webkit-scrollbar-thumb {
  background: #343849;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #E8634A;
}

/* ── Focus visible ── */
:focus-visible {
  outline: 2px solid #E8634A;
  outline-offset: 2px;
}

/* ── Input autofill override ── */
input:-webkit-autofill,
textarea:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 30px #1A1D27 inset !important;
  -webkit-text-fill-color: #fff !important;
}