/**
 * MASK Content Shortcodes Styles
 *
 * Minimal, theme-friendly styles for AI-generated content.
 * Designed to work with any WordPress theme.
 */

/* ==========================================================================
   Variables
   ========================================================================== */

:root {
    --mask-primary: #2563eb;
    --mask-primary-hover: #1d4ed8;
    --mask-text: #1f2937;
    --mask-text-muted: #6b7280;
    --mask-bg: #ffffff;
    --mask-bg-alt: #f9fafb;
    --mask-border: #e5e7eb;
    --mask-radius: 8px;
    --mask-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.mask-hero {
    padding: 3rem 1.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

.mask-hero--has-image {
    background-size: cover;
    background-position: center;
    color: #fff;
    position: relative;
}

.mask-hero--has-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.mask-hero__content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.mask-hero__subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--mask-primary);
    margin-bottom: 0.5rem;
}

.mask-hero--has-image .mask-hero__subtitle {
    color: #fff;
    opacity: 0.9;
}

.mask-hero__headline {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 1rem;
}

@media (min-width: 768px) {
    .mask-hero__headline {
        font-size: 3rem;
    }
}

.mask-hero__summary {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--mask-text-muted);
    margin: 0 0 1.5rem;
}

.mask-hero--has-image .mask-hero__summary {
    color: rgba(255, 255, 255, 0.9);
}

.mask-hero__cta {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--mask-primary);
    color: #fff;
    text-decoration: none;
    border-radius: var(--mask-radius);
    font-weight: 600;
    transition: background 0.2s;
}

.mask-hero__cta:hover {
    background: var(--mask-primary-hover);
    color: #fff;
}

/* ==========================================================================
   Introduction
   ========================================================================== */

.mask-introduction {
    font-size: 1.125rem;
    line-height: 1.8;
    max-width: 65ch;
    margin-bottom: 2rem;
}

.mask-introduction p:first-child {
    font-size: 1.25rem;
}

/* ==========================================================================
   Definition Block
   ========================================================================== */

.mask-definition {
    background: var(--mask-bg-alt);
    border-left: 4px solid var(--mask-primary);
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    border-radius: 0 var(--mask-radius) var(--mask-radius) 0;
}

.mask-definition p {
    margin: 0;
    font-weight: 500;
}

/* ==========================================================================
   Content Sections
   ========================================================================== */

.mask-content-sections {
    margin-bottom: 2rem;
}

.mask-section {
    margin-bottom: 2.5rem;
}

.mask-section__heading {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
    color: var(--mask-text);
}

.mask-section__subheading {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--mask-text-muted);
    margin: 0 0 1rem;
}

.mask-section__body {
    line-height: 1.8;
}

.mask-section--image-left .mask-section__body,
.mask-section--image-right .mask-section__body {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: flex-start;
}

.mask-section--image-left .mask-section__image,
.mask-section--image-right .mask-section__image {
    flex: 0 0 40%;
    max-width: 40%;
}

.mask-section--image-left .mask-section__content,
.mask-section--image-right .mask-section__content {
    flex: 1;
    min-width: 0;
}

.mask-section--image-left .mask-section__image {
    order: -1;
}

.mask-section__image img {
    width: 100%;
    height: auto;
    border-radius: var(--mask-radius);
}

.mask-section__image--full {
    margin-top: 1.5rem;
}

@media (max-width: 767px) {
    .mask-section--image-left .mask-section__image,
    .mask-section--image-right .mask-section__image {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* ==========================================================================
   Key Takeaways
   ========================================================================== */

.mask-key-takeaways {
    background: var(--mask-bg-alt);
    border: 1px solid var(--mask-border);
    border-radius: var(--mask-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.mask-key-takeaways__title {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--mask-primary);
    margin: 0 0 1rem;
}

.mask-key-takeaways__list {
    margin: 0;
    padding-left: 1.25rem;
}

.mask-key-takeaways__list li {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.mask-key-takeaways__list li:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   Pull Quote
   ========================================================================== */

.mask-pull-quote {
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.5;
    text-align: center;
    color: var(--mask-text);
    border-top: 3px solid var(--mask-primary);
    border-bottom: 3px solid var(--mask-primary);
    padding: 1.5rem;
    margin: 2rem 0;
}

.mask-pull-quote p {
    margin: 0;
}

/* ==========================================================================
   FAQs
   ========================================================================== */

.mask-faqs {
    margin-bottom: 2rem;
}

.mask-faqs__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.mask-faqs__list {
    border: 1px solid var(--mask-border);
    border-radius: var(--mask-radius);
    overflow: hidden;
}

.mask-faq {
    border-bottom: 1px solid var(--mask-border);
}

.mask-faq:last-child {
    border-bottom: none;
}

.mask-faq__question {
    padding: 1rem 1.5rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mask-faq__question::-webkit-details-marker {
    display: none;
}

.mask-faq__question::after {
    content: '+';
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--mask-text-muted);
    transition: transform 0.2s;
}

.mask-faq[open] .mask-faq__question::after {
    content: '−';
}

.mask-faq[open] .mask-faq__question {
    background: var(--mask-bg-alt);
}

.mask-faq__answer {
    padding: 0 1.5rem 1rem;
    line-height: 1.7;
}

.mask-faq__answer p {
    margin: 0;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */

.mask-cta {
    background: var(--mask-bg-alt);
    border-radius: var(--mask-radius);
    padding: 2rem;
    text-align: center;
    margin: 2rem 0;
}

.mask-cta__headline {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
}

.mask-cta__description {
    color: var(--mask-text-muted);
    margin: 0 0 1.5rem;
}

.mask-cta__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.mask-cta__button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--mask-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.mask-cta__button--primary {
    background: var(--mask-primary);
    color: #fff;
}

.mask-cta__button--primary:hover {
    background: var(--mask-primary-hover);
    color: #fff;
}

.mask-cta__button--secondary {
    background: transparent;
    border: 2px solid var(--mask-primary);
    color: var(--mask-primary);
}

.mask-cta__button--secondary:hover {
    background: var(--mask-primary);
    color: #fff;
}

/* ==========================================================================
   Sources
   ========================================================================== */

.mask-sources {
    background: var(--mask-bg-alt);
    border-radius: var(--mask-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.mask-sources__title {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 1rem;
}

.mask-sources__list {
    margin: 0;
    padding-left: 1.25rem;
    font-size: 0.875rem;
}

.mask-sources__list li {
    margin-bottom: 0.5rem;
}

.mask-sources__list a {
    color: var(--mask-primary);
    text-decoration: none;
}

.mask-sources__list a:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Related Posts
   ========================================================================== */

.mask-related-posts {
    margin: 2rem 0;
}

.mask-related-posts__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.mask-related-posts__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.mask-related-post {
    background: var(--mask-bg);
    border: 1px solid var(--mask-border);
    border-radius: var(--mask-radius);
    overflow: hidden;
    transition: box-shadow 0.2s;
}

.mask-related-post:hover {
    box-shadow: var(--mask-shadow);
}

.mask-related-post__image img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.mask-related-post__content {
    padding: 1rem;
}

.mask-related-post__title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    line-height: 1.4;
}

.mask-related-post__title a {
    color: var(--mask-text);
    text-decoration: none;
}

.mask-related-post__title a:hover {
    color: var(--mask-primary);
}

.mask-related-post__excerpt {
    font-size: 0.875rem;
    color: var(--mask-text-muted);
    margin: 0;
    line-height: 1.5;
}

/* ==========================================================================
   Table of Contents
   ========================================================================== */

.mask-toc {
    background: var(--mask-bg-alt);
    border: 1px solid var(--mask-border);
    border-radius: var(--mask-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    max-width: 400px;
}

.mask-toc__title {
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.mask-toc__list {
    margin: 0;
    padding-left: 1.25rem;
}

.mask-toc__list li {
    margin-bottom: 0.5rem;
}

.mask-toc__list a {
    color: var(--mask-text);
    text-decoration: none;
}

.mask-toc__list a:hover {
    color: var(--mask-primary);
}

/* ==========================================================================
   Full Content Wrapper
   ========================================================================== */

.mask-full-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ==========================================================================
   Dark Mode Support
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --mask-text: #f9fafb;
        --mask-text-muted: #9ca3af;
        --mask-bg: #1f2937;
        --mask-bg-alt: #374151;
        --mask-border: #4b5563;
    }
}