.ddi-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  align-items: center;
}

.md-button.md-button--secondary,
.md-button.md-button--secondary.md-button--outlined {
  background-color: var(--md-default-bg-color);
  border: 1px solid var(--md-primary-fg-color);
  color: var(--md-primary-fg-color--dark);
  box-shadow: none;
}

@supports (color: color-mix(in srgb, white 50%, black 50%)) {
  .md-button.md-button--secondary,
  .md-button.md-button--secondary.md-button--outlined {
    background-color: color-mix(
      in srgb,
      var(--md-primary-fg-color) 6%,
      var(--md-default-bg-color) 94%
    );
    border: 1px solid color-mix(
      in srgb,
      var(--md-primary-fg-color) 45%,
      var(--md-default-bg-color) 55%
    );
  }
}

.md-button.md-button--secondary:hover,
.md-button.md-button--secondary:focus,
.md-button.md-button--secondary.md-button--outlined:hover,
.md-button.md-button--secondary.md-button--outlined:focus {
  background-color: var(--md-default-bg-color);
  border-color: var(--md-primary-fg-color);
  color: var(--md-primary-fg-color);
}

@supports (color: color-mix(in srgb, white 50%, black 50%)) {
  .md-button.md-button--secondary:hover,
  .md-button.md-button--secondary:focus,
  .md-button.md-button--secondary.md-button--outlined:hover,
  .md-button.md-button--secondary.md-button--outlined:focus {
    background-color: color-mix(
      in srgb,
      var(--md-primary-fg-color) 14%,
      var(--md-default-bg-color) 86%
    );
  }
}

.ddi-feature-badges {
  display: grid;
  gap: 0.9rem;
}

.ddi-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.ddi-badge--validate {
  background-color: var(--md-default-bg-color);
  color: var(--md-success-fg-color);
}

.ddi-badge--author {
  background-color: var(--md-default-bg-color);
  color: var(--md-accent-fg-color);
}

.ddi-badge--automate {
  background-color: var(--md-default-bg-color);
  color: var(--md-warning-fg-color);
}

@supports (color: color-mix(in srgb, white 50%, black 50%)) {
  .ddi-badge--validate {
    background-color: color-mix(
      in srgb,
      var(--md-success-fg-color) 15%,
      transparent
    );
  }

  .ddi-badge--author {
    background-color: color-mix(
      in srgb,
      var(--md-accent-fg-color) 15%,
      transparent
    );
  }

  .ddi-badge--automate {
    background-color: color-mix(
      in srgb,
      var(--md-warning-fg-color) 15%,
      transparent
    );
  }
}

.grid.cards.landing-tiles {
  --md-grid-gap: 1.2rem;
}

.grid.cards.landing-tiles > ul > li {
  box-shadow: var(--md-shadow-z2);
  border-radius: 0.8rem;
  padding: 1.4rem;
  background-color: var(--md-default-bg-color);
}

@supports (color: color-mix(in srgb, white 50%, black 50%)) {
  .grid.cards.landing-tiles > ul > li {
    background-color: color-mix(
      in srgb,
      var(--md-default-bg-color) 92%,
      var(--md-primary-fg-color) 8%
    );
  }
}

.grid.cards.landing-tiles > ul > li p {
  color: var(--md-default-fg-color--light);
}

.ddi-feature-badges .ddi-badge {
  font-size: 0.95rem;
}

/* ========================================
   Mobile and Tablet Responsive Breakpoints
   ======================================== */
 
/* Tablet landscape and below (max-width: 1024px) */
@media screen and (max-width: 1024px) {
  .grid.cards.landing-tiles {
    --md-grid-gap: 1rem;
  }
 
  .ddi-cta-group {
    gap: 0.6rem;
  }
}
 
/* Tablet portrait and below (max-width: 768px) */
@media screen and (max-width: 768px) {
  .grid.cards.landing-tiles {
    --md-grid-gap: 0.9rem;
  }
 
  .grid.cards.landing-tiles > ul {
    grid-template-columns: 1fr;
  }
 
  .grid.cards.landing-tiles > ul > li {
    padding: 1.25rem;
    border-radius: 0.6rem;
  }
 
  .ddi-cta-group {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    margin-top: 1.25rem;
  }
 
  .ddi-feature-badges {
    gap: 0.6rem;
  }
 
  .ddi-feature-badges .ddi-badge {
    font-size: 0.9rem;
  }
}
 
/* Mobile (max-width: 640px) */
@media screen and (max-width: 640px) {
  .grid.cards.landing-tiles > ul > li {
    padding: 1.1rem;
  }
   
  .ddi-badge {
    padding: 0.4rem 0.85rem;
    font-size: 0.85rem;
  }
}
 
/* ========================================
   Touch-Friendly Target Sizes (WCAG 2.5.5)
   Minimum 44x44px touch targets
   ======================================== */
 
/* CTA buttons - ensure minimum touch target */
.ddi-cta-group .md-button {
  min-height: 44px;
  min-width: 44px;
  padding: 0.65rem 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
 
/* Mobile-specific: full-width buttons for easier touch */
@media screen and (max-width: 768px) {
  .ddi-cta-group .md-button {
    width: 100%;
    min-height: 48px;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }
}
 
/* Badge touch targets */
.ddi-badge {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
}
 
/* Card touch targets - ensure entire card is tappable */
.grid.cards.landing-tiles > ul > li a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
 
/* ========================================
   Reduced Motion Support
   ======================================== */
 
@media (prefers-reduced-motion: reduce) {
  .ddi-cta-group .md-button,
  .ddi-badge,
  .grid.cards.landing-tiles > ul > li {
    transition: none;
  }
}
 
.ddi-reduced-motion .ddi-cta-group .md-button,
.ddi-reduced-motion .ddi-badge,
.ddi-reduced-motion .grid.cards.landing-tiles > ul > li {
  transition: none;
}