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

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

body {
  overflow-x: hidden;
}

/* ── Hero entrance animation ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ── Scroll reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  }

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

/* Fallback: always visible if JS is disabled or reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ── Mobile menu transitions ── */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

#mobile-menu.closed {
  opacity: 0;
  pointer-events: none;
}

/* ── Navbar background on scroll ── */
nav.scrolled {
  background: rgba(26, 26, 34, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #1a1a22;
}

::-webkit-scrollbar-thumb {
  background: #363643;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #565666;
}

/* ── Selection color ── */
::selection {
  background: rgba(255, 107, 63, 0.3);
  color: #f7f7f8;
}

/* ── Image placeholder fallback ── */
img {
  display: block;
  max-width: 100%;
}

/* ── Focus styles ── */
a:focus-visible,
button:focus-visible {
  outline: 1px solid rgba(255, 107, 63, 0.5);
  outline-offset: 2px;
}