/* Dark Mode Only - CSS Variables */
:root {
  --bg-primary: #1a1a1a;
  --bg-secondary: #242424;
  --bg-card: #2a2a2a;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --text-card: #e0e0e0;
  --border-color: #3a3a3a;
  --shadow: rgba(0, 0, 0, 0.3);
  --shadow-hover: rgba(0, 0, 0, 0.5);
}

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

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}

header h1, header p {
  color: var(--text-primary);
}

.code-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem auto;
  max-width: 1400px;
}
.lang-card {
  background: var(--bg-card);
  color: var(--text-card);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 8px var(--shadow);
  padding: 2rem 1.5rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: pointer;
  min-height: 340px;
  text-decoration: none;
  line-height: 1.6;
}
.lang-card:hover, .lang-card:focus {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 6px 24px var(--shadow-hover);
  outline: 2px solid #4fd1c5;
}
.lang-logo {
  width: 64px;
  height: 64px;
  margin-bottom: 1rem;
  object-fit: contain;
}
.lang-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}
.lang-desc {
  font-size: 1rem;
  margin-bottom: 1rem;
  text-align: center;
  min-height: 60px;
  line-height: 1.5;
  padding: 0 0.5rem;
}
.lang-meta {
  font-size: 0.95rem;
  color: #b5e0f7;
  margin-bottom: 0.5rem;
}
@media (max-width: 600px) {
  .code-grid {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }
  .lang-card {
    min-height: 0;
    padding: 1.2rem 0.8rem;
  }
}