/* ─── Base & Typography ─── */
  html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  body {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #1f2937;
    background-color: #f6f7f9;
  }

  ::selection {
    background-color: #F97066;
    color: white;
  }

  /* ─── Scroll Reveal ─── */
  @media (prefers-reduced-motion: no-preference) {
    .scroll-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);
    }

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

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

  /* ─── Navbar ─── */
  #navbar {
    background-color: transparent;
    transition: background-color 0.4s ease, box-shadow 0.4s ease;
  }

  #navbar.scrolled {
    background-color: rgba(11, 16, 24, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
  }

  #navbar.scrolled .font-serif,
  #navbar.scrolled .text-charcoal-900 {
    color: #f6f7f9;
  }

  #navbar.scrolled .text-charcoal-500 {
    color: #9ca3af;
  }

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

  .mobile-link {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  #mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
  }

  #mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
  #mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
  #mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
  #mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

  /* ─── Buttons & Links ─── */
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  select:focus-visible,
  textarea:focus-visible {
    outline: 2px solid #F97066;
    outline-offset: 2px;
  }

  /* ─── Form Styles ─── */
  input::placeholder,
  textarea::placeholder {
    color: #c9cdd5;
  }

  /* ─── Image Aspect Ratios ─── */
  .aspect-\[4\/3\] {
    aspect-ratio: 4 / 3;
  }

  .aspect-\[4\/5\] {
    aspect-ratio: 4 / 5;
  }

  /* ─── Custom Scrollbar ─── */
  ::-webkit-scrollbar {
    width: 8px;
  }

  ::-webkit-scrollbar-track {
    background: #f6f7f9;
  }

  ::-webkit-scrollbar-thumb {
    background: #c9cdd5;
    border-radius: 4px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
  }

  /* ─── Utility ─── */
  .no-underline-hover:hover {
    text-decoration: none;
  }

  /* ─── Responsive adjustments ─── */
  @media (max-width: 767px) {
    .font-serif {
      line-height: 1.15;
    }
  }