/**
 * Free AI Toolbox - Public Styles
 * WordPress Block Editor Compatible Design
 *
 * Uses WordPress block editor color palette and spacing system.
 * Compatible with both classic and block themes.
 */

/* ==========================================================================
   AI Summary Block (Gutenberg Compatible)
   ========================================================================== */

.fat-ai-summary {
    margin: 2em 0;
    padding: 24px;
    background: #f8f9fa;
    border: 1px solid #dcdcde;
    border-left: 4px solid var(--wp--preset--color--primary, #2271b1);
    border-radius: 2px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
    position: relative;
}

/* Block editor compatibility */
.wp-block-group.fat-ai-summary {
    margin-top: var(--wp--style--block-gap, 2em);
    margin-bottom: var(--wp--style--block-gap, 2em);
}

.fat-ai-summary-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #e2e4e7;
}

.fat-ai-icon {
    font-size: 20px;
    line-height: 1;
}

.fat-ai-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--wp--preset--color--primary, #2271b1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.fat-ai-summary-content {
    font-size: var(--wp--preset--font-size--medium, 15px);
    line-height: 1.7;
    color: var(--wp--preset--color--dark-gray, #2c3338);
}

.fat-ai-summary-content p {
    margin: 0;
}

/* Summary Styles */
.fat-style-gradient {
    background: linear-gradient(135deg, #f0f6fc 0%, #f8f9fa 100%);
    border-color: #a8c8e8;
}

.fat-style-minimal {
    background: #fff;
    border: 1px solid transparent;
    border-left: 4px solid var(--wp--preset--color--primary, #2271b1);
    padding: 20px 24px;
    border-radius: 0 2px 2px 0;
    box-shadow: none;
}

/* ==========================================================================
   AI Topics Section (Gutenberg Compatible)
   ========================================================================== */

.fat-ai-topics {
    margin: 3em 0;
}

.wp-block-group.fat-ai-topics {
    margin-top: calc(var(--wp--style--block-gap, 2em) * 1.5);
    margin-bottom: calc(var(--wp--style--block-gap, 2em) * 1.5);
}

.fat-topics-title {
    font-size: var(--wp--preset--font-size--large, 20px);
    font-weight: 600;
    color: var(--wp--preset--color--black, #1d2327);
    margin: 0 0 24px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid #e2e4e7;
    display: flex;
    align-items: center;
    gap: 10px;
}

.wp-block-heading.fat-topics-title {
    margin-top: 0;
}

/* Topics List (New Template Style) */
.fat-ai-topics__list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.fat-ai-topics__item {
    background: #fff;
    border: 1px solid #e2e4e7;
    border-radius: 4px;
    padding: 24px;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
}

.fat-ai-topics__item:hover {
    border-color: var(--wp--preset--color--primary, #2271b1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.fat-ai-topics__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--wp--preset--color--black, #1d2327);
    text-decoration: none;
    line-height: 1.4;
    margin-bottom: 12px;
    transition: color 0.2s ease;
}

.fat-ai-topics__title:hover {
    color: var(--wp--preset--color--primary, #2271b1);
}

.fat-ai-topics__excerpt {
    font-size: var(--wp--preset--font-size--small, 14px);
    line-height: 1.6;
    color: #646970;
    margin-bottom: 16px;
    flex-grow: 1;
}

.fat-ai-topics__more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--wp--preset--color--primary, #2271b1);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 0;
    transition: all 0.2s ease;
}

.fat-ai-topics__more::after {
    content: '\2192';
    transition: transform 0.2s ease;
}

.fat-ai-topics__more:hover {
    color: var(--wp--preset--color--primary-hover, #135e96);
}

.fat-ai-topics__more:hover::after {
    transform: translateX(4px);
}

/* Legacy topic cards (for archive template) */
.fat-topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.fat-topic-card {
    background: #fff;
    border: 1px solid #e2e4e7;
    border-radius: 4px;
    padding: 24px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
}

.fat-topic-card:hover {
    border-color: var(--wp--preset--color--primary, #2271b1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.fat-topic-title {
    margin: 0 0 12px 0;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
}

.fat-topic-title a {
    color: var(--wp--preset--color--black, #1d2327);
    text-decoration: none;
    transition: color 0.2s ease;
}

.fat-topic-title a:hover {
    color: var(--wp--preset--color--primary, #2271b1);
}

.fat-topic-excerpt {
    font-size: var(--wp--preset--font-size--small, 14px);
    line-height: 1.6;
    color: #646970;
    margin-bottom: 16px;
    flex-grow: 1;
}

.fat-topic-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--wp--preset--color--primary, #2271b1);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.fat-topic-link::after {
    content: '\2192';
    transition: transform 0.2s ease;
}

.fat-topic-link:hover {
    color: var(--wp--preset--color--primary-hover, #135e96);
}

.fat-topic-link:hover::after {
    transform: translateX(4px);
}

/* ==========================================================================
   Single Topic Page
   ========================================================================== */

.fat-topic-single {
    max-width: var(--wp--style--global--wide-size, 800px);
    margin: 0 auto;
    padding: 40px 24px;
}

.fat-topic-header {
    margin-bottom: 32px;
}

.fat-topic-page-title {
    font-size: var(--wp--preset--font-size--x-large, 32px);
    font-weight: 700;
    color: var(--wp--preset--color--black, #1d2327);
    line-height: 1.3;
    margin: 0 0 16px 0;
}

.fat-topic-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: #646970;
    flex-wrap: wrap;
}

.fat-topic-source-label {
    font-weight: 500;
}

.fat-topic-source-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: #f0f6fc;
    color: var(--wp--preset--color--primary, #2271b1);
    border-radius: 3px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.fat-topic-source-link:hover {
    background: #e0edf8;
    color: var(--wp--preset--color--primary-hover, #135e96);
}

.fat-topic-content {
    font-size: var(--wp--preset--font-size--medium, 16px);
    line-height: 1.8;
    color: var(--wp--preset--color--dark-gray, #2c3338);
}

.fat-topic-content p {
    margin-bottom: 1.5em;
}

.fat-topic-content h2 {
    font-size: 24px;
    margin-top: 2em;
    margin-bottom: 1em;
}

.fat-topic-content h3 {
    font-size: 20px;
    margin-top: 1.5em;
    margin-bottom: 0.75em;
}

.fat-topic-footer {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid #e2e4e7;
}

.fat-topic-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--wp--preset--color--primary, #2271b1);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.fat-topic-back-link:hover {
    color: var(--wp--preset--color--primary-hover, #135e96);
}

/* ==========================================================================
   Topics Archive Page
   ========================================================================== */

.fat-topics-archive {
    max-width: var(--wp--style--global--wide-size, 1200px);
    margin: 0 auto;
    padding: 40px 24px;
}

.fat-topics-archive-header {
    margin-bottom: 40px;
    text-align: center;
}

.fat-topics-archive-title {
    font-size: var(--wp--preset--font-size--x-large, 32px);
    font-weight: 700;
    color: var(--wp--preset--color--black, #1d2327);
    margin: 0 0 12px 0;
}

.fat-topics-archive-description {
    font-size: var(--wp--preset--font-size--medium, 16px);
    color: #646970;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.fat-topic-source {
    font-size: 13px;
    color: #646970;
    margin-bottom: 12px;
    padding-top: 12px;
    border-top: 1px solid #e2e4e7;
}

.fat-topic-source span {
    font-weight: 500;
}

.fat-topic-source a {
    color: var(--wp--preset--color--primary, #2271b1);
    text-decoration: none;
}

.fat-topic-source a:hover {
    text-decoration: underline;
}

/* Pagination */
.fat-topics-archive .nav-links {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid #e2e4e7;
}

.fat-topics-archive .nav-links a,
.fat-topics-archive .nav-links span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid #e2e4e7;
    border-radius: 4px;
    font-size: 14px;
    color: var(--wp--preset--color--black, #1d2327);
    text-decoration: none;
    transition: all 0.2s ease;
}

.fat-topics-archive .nav-links a:hover {
    background: #f0f6fc;
    border-color: var(--wp--preset--color--primary, #2271b1);
    color: var(--wp--preset--color--primary, #2271b1);
}

.fat-topics-archive .nav-links .current {
    background: var(--wp--preset--color--primary, #2271b1);
    border-color: var(--wp--preset--color--primary, #2271b1);
    color: #fff;
}

/* ==========================================================================
   Block Editor Alignment Support
   ========================================================================== */

/* Wide alignment */
.fat-ai-topics.alignwide,
.fat-ai-summary.alignwide {
    max-width: var(--wp--style--global--wide-size, 1200px);
    margin-left: auto;
    margin-right: auto;
}

/* Full alignment */
.fat-ai-topics.alignfull,
.fat-ai-summary.alignfull {
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
    padding-left: 24px;
    padding-right: 24px;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media screen and (max-width: 1024px) {
    .fat-ai-topics__list,
    .fat-topics-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 20px;
    }
}

@media screen and (max-width: 768px) {
    .fat-ai-summary {
        padding: 20px;
        margin: 1.5em 0;
    }

    .fat-ai-topics__list,
    .fat-topics-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .fat-ai-topics__item,
    .fat-topic-card {
        padding: 20px;
    }

    .fat-topic-single {
        padding: 24px 16px;
    }

    .fat-topics-archive {
        padding: 24px 16px;
    }

    .fat-topics-archive-header {
        margin-bottom: 32px;
    }

    .fat-topic-page-title {
        font-size: 28px;
    }

    .fat-topics-archive-title {
        font-size: 28px;
    }

    .fat-topic-meta {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media screen and (max-width: 480px) {
    .fat-ai-summary {
        padding: 16px;
    }

    .fat-ai-label {
        font-size: 12px;
    }

    .fat-topic-page-title {
        font-size: 24px;
    }

    .fat-topics-archive-title {
        font-size: 24px;
    }

    .fat-topic-source-link {
        width: 100%;
        justify-content: center;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .fat-ai-summary,
    .fat-ai-topics {
        box-shadow: none;
        border: 1px solid #ccc;
    }

    .fat-topic-card:hover,
    .fat-ai-topics__item:hover {
        transform: none;
        box-shadow: none;
    }

    .fat-ai-topics__more::after,
    .fat-topic-link::after {
        content: none;
    }

    .fat-topic-back-link {
        display: none;
    }
}

/* ==========================================================================
   Dark Mode Support (if theme supports)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .fat-ai-summary {
        background: #2c3338;
        border-color: #404448;
    }

    .fat-ai-summary-content {
        color: #e2e4e7;
    }

    .fat-ai-topics__item,
    .fat-topic-card {
        background: #2c3338;
        border-color: #404448;
    }

    .fat-ai-topics__title,
    .fat-topic-title a {
        color: #e2e4e7;
    }

    .fat-ai-topics__excerpt,
    .fat-topic-excerpt {
        color: #a7aaad;
    }

    .fat-topic-single,
    .fat-topics-archive {
        background: #1d2327;
    }
}

/* WordPress admin dark mode (.colors-dark on body) */
.colors-dark .fat-ai-summary,
.colors-dark .fat-topic-card,
.colors-dark .fat-ai-topics__item {
    background: #2c3338;
    border-color: #404448;
}

.colors-dark .fat-ai-summary-content,
.colors-dark .fat-ai-topics__title,
.colors-dark .fat-topic-title a {
    color: #e2e4e7;
}

.colors-dark .fat-ai-topics__excerpt,
.colors-dark .fat-topic-excerpt {
    color: #a7aaad;
}

.colors-dark .fat-topic-single,
.colors-dark .fat-topics-archive {
    background: #1d2327;
}

.colors-dark .fat-topic-meta,
.colors-dark .fat-topic-source-link {
    color: #a7aaad;
}

.colors-dark .fat-ai-label {
    color: #a7aaad;
}

/* Theme dark mode class */
.is-dark-theme .fat-ai-summary,
.theme-dark .fat-ai-summary {
    background: #2c3338;
    border-color: #404448;
}

.is-dark-theme .fat-ai-topics__item,
.theme-dark .fat-ai-topics__item,
.is-dark-theme .fat-topic-card,
.theme-dark .fat-topic-card {
    background: #2c3338;
    border-color: #404448;
}