:root {
  --gold: #D4AF37;
  --gold-light: #F4E4A6;
  --green: #059669;
  --green-light: #10B981;
  --green-dark: #047857;
}

body {
  font-family: 'Sarabun', sans-serif;
  background: #f9fafb;
  margin: 0;
}

.section {
  padding: 80px 20px;
}

.container {
  max-width: 1200px;
  margin: auto;
}

.header {
  text-align: center;
  margin-bottom: 60px;
}

.header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 10px;
  position: relative;
}

.header .line {
  width: 100px;
  height: 5px;
  background: linear-gradient(to right, var(--gold), var(--gold-light));
  margin: 10px auto;
  border-radius: 999px;
}

.header p {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--green);
}

.description {
  max-width: 800px;
  margin: auto;
  text-align: center;
  margin-bottom: 60px;
}

.description p {
  font-size: 1rem;
  color: #374151;
  line-height: 1.8;
  margin-bottom: 20px;
}

.description .highlight {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  background: white;
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.description .highlight span {
  width: 10px;
  height: 10px;
  background: var(--gold);
  border-radius: 50%;
  margin-right: 10px;
}

/* ---------- Business Cards (Image) ---------- */
.business-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.business-cards .card {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer;
}

.business-cards .card img {
  width: 100%;
  max-width: 620px;
  height: 450px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease, filter 0.5s ease;
  margin: auto;
  border-radius: 0;
}

.business-cards .card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(5,150,105,0.35);
}

.business-cards .card:hover img {
  transform: scale(1.07);
  filter: brightness(1.05);
}

.business-cards .card-label {
  position: absolute;
  bottom: -40px;
  left: 0;
  right: 0;
  padding: 14px;
  background: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0));
  color: #fff;
  font-size: 1.2rem;
  font-weight: 600;
  text-align: center;
  opacity: 0;
  transition: all 0.4s ease;
}

.business-cards .card:hover .card-label {
  bottom: 0;
  opacity: 1;
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 40px;
}

.pagination button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d1d5db;
  border: none;
  cursor: pointer;
  transition: 0.3s;
}

.pagination button:hover {
  background: var(--green-light);
}

.pagination .active {
  width: 14px;
  height: 14px;
  background: linear-gradient(to right, var(--gold), var(--gold-light));
  box-shadow: 0 0 5px rgba(0,0,0,0.2);
}

/* 🌙 Dark Mode */
body.dark-mode {
  background: #111827; /* เทาดำเข้ม */
  color: #f3f4f6;
}

/* Header */
body.dark-mode .header h2 {
  color: var(--gold);
}

body.dark-mode .header p {
  color: var(--gold-light);
}

/* Description */
body.dark-mode .description p {
  color: #d1d5db;
}

body.dark-mode .description .highlight {
  background: #1f2937;
  border: 1px solid var(--gold);
  box-shadow: 0 2px 6px rgba(0,0,0,0.6);
}

body.dark-mode .description .highlight span {
  background: var(--gold);
}

/* Business Cards */
body.dark-mode .business-cards .card {
  box-shadow: 0 4px 12px rgba(0,0,0,0.6);
}

body.dark-mode .business-cards .card:hover {
  box-shadow: 0 12px 25px rgba(212,175,55,0.4);
}

body.dark-mode .business-cards .card img {
  filter: brightness(0.9) contrast(1.1);
}

body.dark-mode .business-cards .card:hover img {
  filter: brightness(1.05);
}

body.dark-mode .business-cards .card-label {
  background: linear-gradient(to top, rgba(0,0,0,0.85), rgba(0,0,0,0));
  color: var(--gold-light);
}

/* Pagination */
body.dark-mode .pagination button {
  background: #374151;
}

body.dark-mode .pagination button:hover {
  background: var(--green);
}

body.dark-mode .pagination .active {
  background: linear-gradient(to right, var(--gold), var(--gold-light));
  box-shadow: 0 0 6px rgba(212,175,55,0.6);
}