/* CSS Variables for NATURE-EARTH Design System */
:root {
  --primary: #a16207;
  --secondary: #fef9c3;
  --accent: #0891b2;
  --text: #1c1205;
  --bg: #fffff0;
}

/* Custom Base Styles */
body {
  background-color: #f5f0e8;
  color: #2d2416;
}

section {
  padding: 64px 16px;
}

.card {
  background: #fff;
  border: none;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(76, 61, 35, 0.08);
}

.btn {
  border-radius: 8px;
  font-weight: 600;
}

h1, h2 {
  font-weight: 700;
}

/* Typography with Clamp */
body, p {
  font-size: clamp(14px, 4vw, 16px);
}

h1 {
  font-size: clamp(20px, 4.5vw, 28px);
}

h2 {
  font-size: clamp(22px, 5vw, 36px);
}

/* Screen Reader Only Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Gallery Styles (Pure CSS, No JS) */
.gallery-main {
  position: relative;
  width: 100%;
  padding-bottom: 100%; /* Height equals width */
  overflow: hidden;
  border-radius: 12px;
  background-color: #faf8f5;
  border: 1px solid #e7dfd5;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  z-index: 1;
  transition: opacity 0.3s ease-in-out;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Toggle Slides based on checked radio input */
#img-1:checked ~ .gallery-main .slide-1,
#img-2:checked ~ .gallery-main .slide-2,
#img-3:checked ~ .gallery-main .slide-3,
#img-4:checked ~ .gallery-main .slide-4 {
  opacity: 1;
  z-index: 10;
}

/* Thumbnails Styles */
.thumbnails {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.thumbnails label {
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background-color: #fff;
  transition: border-color 0.2s ease, transform 0.1s ease;
}

.thumbnails label:hover {
  transform: scale(1.03);
}

.thumbnails label img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Active Thumbnail Border styling */
#img-1:checked ~ .thumbnails label[for="img-1"],
#img-2:checked ~ .thumbnails label[for="img-2"],
#img-3:checked ~ .thumbnails label[for="img-3"],
#img-4:checked ~ .thumbnails label[for="img-4"] {
  border-color: var(--primary);
  outline: 2px solid var(--secondary);
}

/* Call to Action Button */
.cta-btn {
  background-color: var(--accent);
  color: #ffffff !important;
  font-weight: 700;
  border-radius: 8px;
  transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 14px rgba(8, 145, 178, 0.4);
  min-height: 44px;
}

.cta-btn:hover {
  background-color: #0369a1;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(8, 145, 178, 0.5);
}

.cta-btn:active {
  transform: translateY(0);
}