*, *::before, *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
  }

  body {
    overflow-x: hidden;
  }

  ::selection {
    background-color: rgba(44, 95, 45, 0.2);
    color: #1a3a1a;
  }

  /* ===== NAV SCROLL STATE ===== */
  #site-header.scrolled {
    background-color: rgba(253, 252, 250, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(44, 95, 45, 0.08), 0 4px 20px rgba(0, 0, 0, 0.04);
  }

  #site-header.scrolled .font-serif {
    color: #2C5F2D !important;
  }

  #site-header.scrolled svg {
    color: #2C5F2D !important;
  }

  .nav-link {
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: #2C5F2D;
    transition: width 0.3s ease;
  }

  .nav-link:hover::after {
    width: 100%;
  }

  /* ===== MOBILE MENU ===== */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }

  .mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.2s 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; }

  /* ===== HERO SCROLL ANIMATION ===== */
  @keyframes scroll-line {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
  }

  .animate-scroll-line {
    animation: scroll-line 1.5s ease-in-out infinite;
  }

  /* ===== ROOM CARDS ===== */
  .room-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .room-card.visible {
    opacity: 1;
    transform: translateY(0);
  }

  .room-card:nth-child(2) { transition-delay: 0.1s; }
  .room-card:nth-child(3) { transition-delay: 0.2s; }

  /* ===== SECTION REVEAL ===== */
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

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

  /* ===== FORM FOCUS STATES ===== */
  input:focus, textarea:focus {
    outline: none;
  }

  /* ===== DECORATIVE ROTATION ===== */
  @keyframes slow-rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  .rotate-slow {
    animation: slow-rotate 30s linear infinite;
  }

  /* ===== RESPONSIVE TWEAKS ===== */
  @media (max-width: 640px) {
    html {
      scroll-padding-top: 70px;
    }
  }