/* Design System Custom Styles */
:root {
  --primary: #047857;
  --secondary: #d1fae5;
  --accent: #fb923c;
  --text: #022c22;
  --bg: #ffffff;
  --gold: #e8d5b0;
  --dark: #0a0a0a;
  --card-bg: #111111;
  --border: #333333;
}

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--dark);
  color: var(--gold);
  font-size: clamp(14px, 4vw, 16px);
}

section {
  padding: 64px 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
}

h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(20px, 5vw, 36px);
}

.btn {
  border-radius: 0;
  border: 1px solid var(--gold);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-height: 44px;
}

/* CTA Button Specific styling with High Contrast */
.btn-cta {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.btn-cta:hover {
  background-color: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

/* Screen Reader Only Utility for Gallery (Strictly Required) */
.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;
}

/* Pure CSS Gallery (Strictly Required Format) */
.gallery-main {
  position: relative;
  width: 100%;
  padding-bottom: 100%; /* forces 1:1 square aspect ratio */
  overflow: hidden;
}

.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: cover;
}

.thumbnails {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.thumbnails label {
  cursor: pointer;
  border: 2px solid transparent;
  width: 25%;
  transition: border-color 0.3s;
}

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

/* CSS Radio Selection Mechanics */
#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;
}

#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);
}