/* ========== BASE & RESET ========== */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== NAVBAR ========== */
#navbar {
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

#navbar.scrolled {
  background: rgba(253, 252, 248, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.06);
}

#navbar.scrolled .font-heading,
#navbar.scrolled .text-forest-700 {
  color: #166534;
}

#navbar.scrolled .text-forest-500 {
  color: #166534;
}

/* ========== MOBILE MENU ========== */
#mobileMenu {
  animation: slideDown 0.25s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ========== FLOATING ANIMATIONS ========== */
@keyframes floatSlow {
  0%, 100% { transform: translateY(0px) rotate(1deg); }
  50%       { transform: translateY(-10px) rotate(1deg); }
}

@keyframes floatMedium {
  0%, 100% { transform: translateY(0px) rotate(-1deg); }
  50%       { transform: translateY(-8px) rotate(-1deg); }
}

@keyframes floatFast {
  0%, 100% { transform: translateY(0px) rotate(0.5deg); }
  50%       { transform: translateY(-6px) rotate(0.5deg); }
}

.animate-float-slow   { animation: floatSlow   4s ease-in-out infinite; }
.animate-float-medium { animation: floatMedium 3.5s ease-in-out infinite; }
.animate-float-fast   { animation: floatFast   3s ease-in-out infinite; }

/* ========== SERVICE CARDS ========== */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #166534, #4e9a4e);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
  border-radius: 0 0 24px 24px;
}

.service-card:hover::after {
  transform: scaleX(1);
}

/* ========== FAQ ========== */
.faq-icon {
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.active .faq-content {
  max-height: 300px;
}

/* ========== SCROLL REVEAL (progressive enhancement) ========== */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

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

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
  .reveal-delay-5 { transition-delay: 0.5s; }
  .reveal-delay-6 { transition-delay: 0.6s; }
}

/* ========== BUTTON HOVER LIFT ========== */
a:hover {
  transition: all 0.2s ease;
}