.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

section {
  padding: var(--space-5xl) 0;
  position: relative;
}

/* Horizontal rule between sections */
section + section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(200px, 30%);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bg-glass-border), transparent);
}

.section-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-lg);
}

.section-title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: var(--fs-lg);
  max-width: 480px;
  margin-bottom: var(--space-3xl);
  line-height: 1.7;
}

/* Left-aligned by default, centered only when explicit */
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-3xl);
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
  }

  .section-title {
    font-size: var(--fs-4xl);
  }

  section {
    padding: var(--space-5xl) 0;
  }
}