/* ═══════════════════════════════════════════════════════════════
   category-detail.css — Category detail page styles (overview,
   recommended reads, related categories, breadcrumb) — M3 redesign
   ═══════════════════════════════════════════════════════════════ */

/* ─── Breadcrumb ───────────────────────────────────────────── */

.category-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    font-size: 0.825rem;
    padding: var(--space-4, 16px) 0;
    margin-bottom: var(--space-1, 4px);
    flex-wrap: wrap;
}

.category-breadcrumb a {
    color: var(--m3-on-surface-variant, #49454F);
    text-decoration: none;
    transition: color 0.15s;
}

.category-breadcrumb a:hover {
    color: var(--color-aws-orange, #dc7600);
    text-decoration: underline;
}

.category-breadcrumb-separator {
    color: var(--m3-outline, #CAC4D0);
}

.category-breadcrumb-current {
    color: var(--m3-on-surface, #1C1B1F);
    font-weight: 500;
}

/* ─── Category Overview ────────────────────────────────────── */

.category-overview {
    margin-bottom: var(--space-8, 32px);
}

.category-overview-title {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.category-overview-icon {
    font-size: 1.2em;
}

.category-overview-desc {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--m3-on-surface-variant, #49454F);
    margin: var(--space-3, 12px) 0 var(--space-6, 24px);
}

.category-overview-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5, 20px);
    margin-bottom: var(--space-6, 24px);
}

.category-overview-card {
    padding: var(--space-6, 24px) var(--space-8, 32px);
    background: var(--m3-surface-container-low, #FDFCFA);
    border-radius: var(--radius-card, 16px);
    box-shadow: var(--shadow-card);
}

.category-overview-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0 0 var(--space-3, 12px);
    color: var(--m3-on-surface, #1C1B1F);
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
}

.category-overview-card-text {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--m3-on-surface-variant, #49454F);
    margin: 0;
}

.category-overview-topics {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2, 8px);
}

.category-overview-topics li {
    font-size: 0.8rem;
    padding: 4px 14px;
    border-radius: var(--radius-badge, 8px);
    background: var(--m3-surface-container, #F5F4F2);
    color: var(--m3-on-surface-variant, #49454F);
    font-weight: 500;
}

/* ─── Recommended Reads ────────────────────────────────────── */

.recommended-reads {
    margin: var(--space-6, 24px) 0 var(--space-8, 32px);
}

.recommended-reads-title {
    font-size: 0.82rem;
    font-weight: 600;
    margin: 0 0 var(--space-4, 16px);
    color: var(--m3-on-surface-variant, #49454F);
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.recommended-reads-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4, 16px);
}

.recommended-card {
    display: flex;
    gap: var(--space-4, 16px);
    padding: var(--space-5, 20px) var(--space-6, 24px);
    background: var(--ds-bg-card, white);
    border: 1px solid transparent;
    border-radius: var(--radius-card, 16px);
    text-decoration: none;
    color: inherit;
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
    align-items: flex-start;
    box-shadow: var(--shadow-card);
}

.recommended-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--m3-outline, #CAC4D0);
}

.recommended-card:focus-visible {
    outline: 3px solid var(--color-aws-orange, #dc7600);
    outline-offset: 2px;
}

.recommended-card-number {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-aws-orange, #dc7600);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 700;
    margin-top: 2px;
}

.recommended-card-content {
    flex: 1;
    min-width: 0;
}

.recommended-card-title {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--m3-on-surface, #1C1B1F);
    display: block;
    line-height: 1.5;
}

.recommended-card-summary {
    font-size: 0.825rem;
    color: var(--m3-on-surface-variant, #49454F);
    display: block;
    margin-top: var(--space-1, 4px);
    line-height: 1.5;
}

.recommended-card-meta {
    display: flex;
    gap: var(--space-2, 8px);
    margin-top: var(--space-2, 8px);
    flex-wrap: wrap;
}

/* ─── Related Categories ───────────────────────────────────── */

.related-categories {
    margin: var(--space-16, 64px) 0 var(--space-10, 40px);
    padding-top: var(--space-12, 48px);
}

.related-categories-title {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.related-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-4, 16px);
    margin: var(--space-5, 20px) 0;
}

.related-category-card {
    display: flex;
    align-items: center;
    gap: var(--space-3, 12px);
    padding: var(--space-4, 16px) var(--space-5, 20px);
    background: var(--ds-bg-card, white);
    border: 1px solid transparent;
    border-radius: var(--radius-card, 16px);
    text-decoration: none;
    color: inherit;
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
    box-shadow: var(--shadow-card);
}

.related-category-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--m3-outline, #CAC4D0);
}

.related-category-card:focus-visible {
    outline: 3px solid var(--color-aws-orange, #dc7600);
    outline-offset: 2px;
}

.related-category-icon {
    font-size: 1.75rem;
    line-height: 1;
}

.related-category-info {
    flex: 1;
    min-width: 0;
}

.related-category-name {
    display: block;
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--m3-on-surface, #1C1B1F);
}

.related-category-count {
    display: block;
    font-size: 0.78rem;
    color: var(--m3-on-surface-variant, #49454F);
    margin-top: 2px;
}

.related-category-arrow {
    font-size: 1rem;
    color: var(--m3-outline, #CAC4D0);
    transition: transform 0.15s;
}

.related-category-card:hover .related-category-arrow {
    transform: translateX(4px);
    color: var(--color-aws-orange, #dc7600);
}

.related-categories-back {
    margin-top: var(--space-5, 20px);
    text-align: center;
}

.back-to-hub-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2, 8px);
    padding: var(--space-3, 12px) var(--space-6, 24px);
    font-size: 0.875rem;
    color: var(--m3-on-surface-variant, #49454F);
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-pill, 100px);
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
    font-weight: 500;
}

.back-to-hub-link:hover {
    background: var(--m3-surface-container, #F5F4F2);
    color: var(--m3-on-surface, #1C1B1F);
    border-color: var(--m3-outline, #CAC4D0);
}

/* ─── Dark Mode ────────────────────────────────────────────── */

[data-theme="dark"] .category-breadcrumb a {
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .category-breadcrumb a:hover {
    color: var(--color-aws-orange, #dc7600);
}

[data-theme="dark"] .category-breadcrumb-separator {
    color: var(--m3-outline, #938F99);
}

[data-theme="dark"] .category-breadcrumb-current {
    color: var(--m3-on-surface, #E6E1E5);
}

[data-theme="dark"] .category-overview-desc {
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .category-overview-card {
    background: var(--m3-surface-container, #211F26);
}

[data-theme="dark"] .category-overview-card-title {
    color: var(--m3-on-surface, #E6E1E5);
}

[data-theme="dark"] .category-overview-card-text {
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .category-overview-topics li {
    background: var(--m3-surface-container-high, #2B2930);
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .recommended-card {
    background: var(--m3-surface-container, #211F26);
}

[data-theme="dark"] .recommended-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
    border-color: var(--m3-outline, #938F99);
}

[data-theme="dark"] .recommended-card-title {
    color: var(--m3-on-surface, #E6E1E5);
}

[data-theme="dark"] .recommended-card-summary {
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .related-category-card {
    background: var(--m3-surface-container, #211F26);
}

[data-theme="dark"] .related-category-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .related-category-name {
    color: var(--m3-on-surface, #E6E1E5);
}

[data-theme="dark"] .related-category-count {
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .back-to-hub-link {
    color: var(--m3-on-surface-variant, #CAC4D0);
}

[data-theme="dark"] .back-to-hub-link:hover {
    background: var(--m3-surface-container, #211F26);
    color: var(--m3-on-surface, #E6E1E5);
}

/* ─── Responsive ───────────────────────────────────────────── */

@media (max-width: 768px) {
    .category-overview-grid {
        grid-template-columns: 1fr;
    }

    .related-categories-grid {
        grid-template-columns: 1fr;
    }

    .recommended-card {
        padding: var(--space-3, 12px) var(--space-4, 16px);
    }

    .category-overview-card {
        padding: var(--space-4, 16px) var(--space-5, 20px);
    }

    .related-category-card {
        padding: var(--space-3, 12px) var(--space-4, 16px);
    }
}