/* ── Reset & Base ─────────────────────────────────────── */
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
  img, svg { display: block; max-width: 100%; }
  button { background: none; border: none; cursor: pointer; font-family: inherit; }
  a { text-decoration: none; color: inherit; }
  ul { list-style: none; margin: 0; padding: 0; }

  /* ── Scroll Reveal (progressive enhancement) ──────────── */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                  transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
  }

  /* ── Stat Cards ───────────────────────────────────────── */
  .stat-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow 0.4s ease;
  }
  .stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
  }

  /* ── Header Scrolled State ────────────────────────────── */
  #site-header.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(49, 82, 49, 0.08);
  }
  #site-header.scrolled .font-serif {
    color: #315231;
  }

  /* ── Mobile Menu ──────────────────────────────────────── */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }
  #mobile-menu.open #bar-top {
    transform: translateY(5px) rotate(45deg);
  }
  #mobile-menu.open #bar-mid {
    opacity: 0;
    transform: scaleX(0);
  }
  #mobile-menu.open #bar-bot {
    transform: translateY(-5px) rotate(-45deg);
  }
  .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; }
  #mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

  /* ── Thin custom scrollbar ────────────────────────────── */
  ::-webkit-scrollbar { width: 6px; }
  ::-webkit-scrollbar-track { background: #f5f3ee; }
  ::-webkit-scrollbar-thumb { background: #c5d7c1; border-radius: 3px; }
  ::-webkit-scrollbar-thumb:hover { background: #9bbf97; }