@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@400;600;700&family=Kanit:wght@300;400;600&display=swap');

:root {
  --bg-color: #060913;
  --card-bg: rgba(10, 20, 38, 0.85);
  --primary-blue: #00f0ff;
  --secondary-blue: #0077ff;
  --border-color: #003366;
  --text-main: #e0f7fc;
  --text-muted: #8ab4f8;
  --glow: 0 0 12px rgba(0, 240, 255, 0.4);
}

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: 'Kanit', 'Chakra Petch', sans-serif;
  margin: 0;
  padding: 0;
  background-image: radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.05) 0%, transparent 80%);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

h1, h2, h3 {
  font-family: 'Chakra Petch', 'Kanit', sans-serif;
  color: var(--primary-blue);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Grid Layout แถวละ 3 ช่อง */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}

@media (max-width: 992px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .grid-3 { grid-template-columns: 1fr; }
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--primary-blue);
  box-shadow: var(--glow);
  transform: translateY(-4px);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-color);
}

.card-body {
  padding: 16px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-size: 1.25rem;
  margin: 0 0 8px 0;
}

.card-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  flex-grow: 1;
}

.btn-tactical {
  display: inline-block;
  background: transparent;
  color: var(--primary-blue);
  border: 1px solid var(--primary-blue);
  padding: 8px 16px;
  text-decoration: none;
  text-align: center;
  font-weight: 600;
  margin-top: 12px;
  transition: all 0.2s ease;
}

.btn-tactical:hover {
  background: var(--primary-blue);
  color: var(--bg-color);
}