/* ===== BASE ===== */
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; scroll-padding-top: 80px; }
  body { min-height: 100vh; }
  img { max-width: 100%; height: auto; }

  /* ===== SCROLL REVEAL ===== */
  .scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  @media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
      opacity: 0;
      transform: translateY(30px);
    }
    .scroll-reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
    .scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
    .scroll-reveal:nth-child(3) { transition-delay: 0.2s; }
    .scroll-reveal:nth-child(4) { transition-delay: 0.3s; }
    .scroll-reveal:nth-child(5) { transition-delay: 0.4s; }
    .scroll-reveal:nth-child(6) { transition-delay: 0.5s; }
  }

  /* ===== MOBILE MENU ===== */
  #mobileMenu.open {
    opacity: 1;
    pointer-events: auto;
  }

  /* ===== NAV SCROLL STATE ===== */
  #nav.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  }

  /* ===== HAMBURGER ANIMATION ===== */
  #menuBtn.active #bar1 {
    transform: rotate(45deg) translate(5px, 5px);
  }
  #menuBtn.active #bar2 {
    opacity: 0;
  }
  #menuBtn.active #bar3 {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
  }

  /* ===== CUSTOM SELECTION ===== */
  ::selection {
    background: #8fb86e;
    color: #0f1a09;
  }

  /* ===== SCROLLBAR ===== */
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #faf6ef; }
  ::-webkit-scrollbar-thumb { background: #8fb86e; border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: #6a9944; }

  /* ===== BACK TO TOP ===== */
  #backToTop.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  /* ===== GEOMETRIC DECORATION ANIMATIONS ===== */
  @media (prefers-reduced-motion: no-preference) {
    @keyframes float {
      0%, 100% { transform: translateY(0) rotate(12deg); }
      50% { transform: translateY(-10px) rotate(12deg); }
    }
    @keyframes floatSlow {
      0%, 100% { transform: translateY(0) rotate(0deg); }
      50% { transform: translateY(-8px) rotate(0deg); }
    }
    .hero-deco-1 { animation: float 6s ease-in-out infinite; }
    .hero-deco-2 { animation: floatSlow 8s ease-in-out infinite; }
    .hero-deco-3 { animation: float 7s ease-in-out infinite reverse; }
  }