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

  /* ── Navbar ─────────────────────────────────────────── */
  #navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
  }
  #navbar.scrolled {
    background: rgba(254, 253, 249, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06);
  }

  /* ── Mobile Menu ────────────────────────────────────── */
  #mobileMenu.open { opacity: 1 !important; pointer-events: all !important; }
  #mobileMenu.open .mobile-link { animation: fadeUp 0.4s ease forwards; }
  #mobileMenu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
  #mobileMenu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
  #mobileMenu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
  #mobileMenu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
  #mobileMenu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  /* Hamburger animation */
  #menuBtn.active .menu-line:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
  #menuBtn.active .menu-line:nth-child(2) { opacity: 0; }
  #menuBtn.active .menu-line:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); width: 20px; }

  /* ── Service Cards ──────────────────────────────────── */
  .service-card {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease, background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  }
  .service-card.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* ── Testimonial Cards ──────────────────────────────── */
  .testimonial-card {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease, background 0.3s ease;
  }
  .testimonial-card.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* ── Scroll Reveal (below-the-fold only) ────────────── */
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .service-card, .testimonial-card, .reveal {
      opacity: 1;
      transform: none;
      transition: none;
    }
  }

  /* ── Form focus rings ───────────────────────────────── */
  input:focus, select:focus, textarea:focus {
    outline: none;
  }

  /* ── Selection color ────────────────────────────────── */
  ::selection {
    background: color-mix(in srgb, #d95a28 30%, transparent);
    color: #1c1917;
  }