/* ==========================================================================
   Responsive — Media Queries
   ========================================================================== */

/* Tablet: 640px – 1024px */
@media (max-width: 1024px) {
  :root {
    --font-size-5xl: 2.75rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
  }

  .hero .container {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-content .hero-desc {
    max-width: 100%;
  }

  .hero-ctas {
    justify-content: center;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .analytics-metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  .analytics-chart-area {
    flex-direction: column;
  }

  .api-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .oss-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .reports-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    flex-direction: column;
    gap: var(--space-10);
  }

  .footer-links-grid {
    gap: var(--space-10);
  }

  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }
}

/* Mobile: < 640px */
@media (max-width: 639px) {
  :root {
    --font-size-5xl: 2.25rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --container-padding: var(--space-4);
  }

  section {
    padding: var(--space-16) 0;
  }

  .hero {
    min-height: auto;
    padding: calc(var(--space-16) + 80px) 0 var(--space-16);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .analytics-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .mockup-metrics {
    grid-template-columns: 1fr;
  }

  .stats-bar .container {
    gap: var(--space-6);
    justify-content: center;
  }

  .stat-item {
    font-size: var(--font-size-xs);
  }

  .oss-grid {
    grid-template-columns: 1fr;
  }

  .chart-bars {
    height: 150px;
    gap: var(--space-3);
  }

  .reports-list {
    grid-template-columns: 1fr;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }

  .section-header {
    margin-bottom: var(--space-10);
  }

  .section-header p {
    font-size: var(--font-size-base);
  }

  .tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .footer-links-grid {
    flex-direction: column;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .requirements-grid {
    gap: var(--space-3);
  }

  .btn-lg {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
  }

  .dashboard-mockup {
    padding: var(--space-4);
  }

  .attribution-chart {
    padding: var(--space-4);
  }

  .analytics-dashboard {
    padding: var(--space-4);
  }
}

/* Hover-capable devices only */
@media (hover: hover) {
  .card:hover {
    transform: translateY(-2px);
  }

  .btn-primary:hover {
    transform: translateY(-1px);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}