/* ========== BASE ========== */
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; scroll-padding-top: 80px; }
  body { margin: 0; }

  /* ========== NAVBAR ========== */
  #navbar {
    transition: background-color 0.35s ease, box-shadow 0.35s ease, padding 0.35s ease;
  }
  #navbar.scrolled {
    background-color: rgba(250, 248, 244, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(26, 92, 42, 0.08);
  }
  #navbar .nav-link {
    position: relative;
  }
  #navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s ease;
    border-radius: 2px;
  }
  #navbar .nav-link:hover::after {
    width: 100%;
  }

  /* ========== MOBILE MENU ========== */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }
  #mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
  }
  .mobile-link {
    transition: color 0.2s, transform 0.2s;
  }
  .mobile-link:hover {
    transform: scale(1.05);
  }
  /* Hamburger animation */
  #menu-toggle.active #bar1 {
    transform: translateY(6px) rotate(45deg);
  }
  #menu-toggle.active #bar2 {
    opacity: 0;
    transform: scaleX(0);
  }
  #menu-toggle.active #bar3 {
    transform: translateY(-6px) rotate(-45deg);
    width: 1.25rem;
  }

  /* ========== HERO ========== */
  .hero-bg {
    will-change: transform;
  }
  .hero-overlay {
    background-image:
      radial-gradient(ellipse at 30% 50%, rgba(26, 92, 42, 0.4) 0%, transparent 70%),
      radial-gradient(ellipse at 80% 20%, rgba(74, 222, 128, 0.15) 0%, transparent 50%);
  }
  .scroll-arrow {
    animation: float 2.5s ease-in-out infinite;
  }
  @keyframes float {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, 8px); }
  }

  /* ========== PARTICLES ========== */
  .particle {
    position: absolute;
    animation: float-particle 6s ease-in-out infinite;
    user-select: none;
    pointer-events: none;
  }
  @keyframes float-particle {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-18px) rotate(8deg); }
    66% { transform: translateY(8px) rotate(-5deg); }
  }

  /* ========== SCROLL REVEAL ========== */
  .scroll-reveal {
    opacity: 0;
    transform: translateY(32px);
    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);
  }

  /* ========== MENU CARDS ========== */
  .group:hover .group-hover\:scale-105 {
    transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
  }

  /* ========== TESTIMONIAL CARDS ========== */
  .scroll-reveal:hover {
    transform: translateY(-4px);
  }

  /* ========== FORM ========== */
  input:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(26, 92, 42, 0.1);
  }

  /* ========== SELECTION ========== */
  ::selection {
    background: rgba(26, 92, 42, 0.2);
    color: inherit;
  }

  /* ========== FOCUS VISIBLE ========== */
  :focus-visible {
    outline: 2px solid #1a5c2a;
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* ========== RESPONSIVE ========== */
  @media (max-width: 640px) {
    h1 { font-size: 2.75rem !important; }
    h1 md\:text-7xl { font-size: 3rem; }
    .hero-badge { font-size: 0.75rem !important; }
  }

  /* ========== REDUCED MOTION ========== */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
    .scroll-reveal {
      opacity: 1;
      transform: none;
    }
    .particle { display: none; }
  }