:root {
  --primary: #1e3a5f;
  --secondary: #e8f0fe;
  --accent: #ff6b35;
  --text: #2d1b0e;
  --bg: #fdf8f4;
}

body {
  background-color: var(--bg);
  color: var(--text);
}

section {
  padding: 48px 0;
}

.card {
  background: #ffffff;
  border: none;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(45, 27, 14, 0.05);
}

.btn {
  border-radius: 99px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1, h2 {
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* Typography clamp settings */
.clamp-h1 {
  font-size: clamp(22px, 5vw, 36px);
}

.clamp-body {
  font-size: clamp(14px, 4vw, 16px);
}

/* Hidden elements class */
.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;
}

/* CSS-Only Gallery Styles */
.gallery-main {
  position: relative;
  width: 100%;
  padding-bottom: 100%; /* Perfect 1:1 Aspect Ratio */
  overflow: hidden;
  border-radius: 12px;
  background-color: #fcfbf9;
  border: 1px solid rgba(30, 58, 95, 0.08);
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  z-index: 1;
  transition: opacity 0.4s ease-in-out;
}

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

/* Gallery Radio Selectors */
#img-1:checked ~ .gallery-main .slide-1 { opacity: 1; z-index: 10; }
#img-2:checked ~ .gallery-main .slide-2 { opacity: 1; z-index: 10; }
#img-3:checked ~ .gallery-main .slide-3 { opacity: 1; z-index: 10; }
#img-4:checked ~ .gallery-main .slide-4 { opacity: 1; z-index: 10; }

/* Thumbnails Styles */
.thumbnails {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  justify-content: space-between;
}

.thumbnails label {
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  width: calc(25% - 9px);
  aspect-ratio: 1 / 1;
  transition: all 0.2s ease-in-out;
  background-color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

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

/* Thumbnail Active States */
#img-1:checked ~ .thumbnails label[for="img-1"] { border-color: var(--accent); transform: scale(1.05); }
#img-2:checked ~ .thumbnails label[for="img-2"] { border-color: var(--accent); transform: scale(1.05); }
#img-3:checked ~ .thumbnails label[for="img-3"] { border-color: var(--accent); transform: scale(1.05); }
#img-4:checked ~ .thumbnails label[for="img-4"] { border-color: var(--accent); transform: scale(1.05); }