/* ============================================
   ARTICLES & INSIGHTS STYLESHEET
   Risk Management Consulting Website
   Extends: /src/css/styles.css
   ============================================ */

/* ============================================
   INSIGHTS LISTING PAGE
   ============================================ */

/* Page Hero */
.insights-hero {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
}

.insights-hero h1 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.insights-hero p {
    text-align: center;
    font-size: 20px;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Category Filter Bar */
.insights-filters {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light-grey);
    border-bottom: 1px solid var(--color-border);
}

.filters-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Filter Button Pills */
.filter-btn {
    padding: 10px 24px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-navy);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 24px;
    cursor: pointer;
    transition: all var(--transition-speed) var(--transition-easing);
}

.filter-btn:hover {
    border-color: var(--color-blue);
    color: var(--color-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.filter-btn.active {
    background-color: var(--color-navy);
    color: var(--color-white);
    border-color: var(--color-navy);
}

.filter-btn:focus {
    outline: 2px solid var(--color-blue);
    outline-offset: 2px;
}

/* Articles Grid */
.articles-section {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
    background-color: var(--color-white);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* Article Card */
.article-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 300ms var(--transition-easing);
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: var(--color-blue);
}

/* Article Card Image */
.article-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: var(--color-light-grey);
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 300ms var(--transition-easing);
}

.article-card:hover .article-card-image img {
    transform: scale(1.05);
}

/* Article Card Content */
.article-card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

/* Category Tag Pill */
.article-category {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 16px;
    margin-bottom: var(--spacing-md);
    width: fit-content;
    letter-spacing: 0.5px;
}

/* Category Colors */
.category-tprm {
    background-color: #E3F2FD;
    color: #1565C0;
}

.category-regulatory {
    background-color: #E8F5E9;
    color: #2E7D32;
}

.category-ma {
    background-color: #F3E5F5;
    color: #6A1B9A;
}

.category-leadership {
    background-color: #FFF3E0;
    color: #E65100;
}

.category-compliance {
    background-color: #E0F2F1;
    color: #00695C;
}

/* Article Card Title */
.article-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-navy);
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-speed) var(--transition-easing);
}

.article-card:hover .article-title {
    color: var(--color-blue);
}

/* Article Excerpt */
.article-excerpt {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

/* Article Meta */
.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.article-date {
    font-size: 14px;
    color: var(--color-slate);
}

.article-read-more {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-blue);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap var(--transition-speed) var(--transition-easing);
}

.article-card:hover .article-read-more {
    gap: 8px;
}

/* ============================================
   ARTICLE DETAIL PAGE
   ============================================ */

/* Article Hero */
.article-hero {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    background-color: var(--color-light-grey);
    border-bottom: 1px solid var(--color-border);
}

.article-hero-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.article-hero .article-category {
    margin-bottom: var(--spacing-md);
}

.article-hero h1 {
    font-size: 36px;
    line-height: 1.2;
    color: var(--color-navy);
    margin-bottom: var(--spacing-md);
}

/* Article Meta Line */
.article-meta-line {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 15px;
    color: var(--color-slate);
    padding-bottom: var(--spacing-md);
}

.article-meta-line .separator {
    color: var(--color-border);
}

.read-time {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Article Featured Image */
.article-featured-image {
    width: 100%;
    max-height: 500px;
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-2xl);
}

.article-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Article Content Container */
.article-content-wrapper {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.article-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* Article Typography */
.article-content p {
    font-size: 19px;
    line-height: 1.8;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
}

.article-content p:first-of-type {
    font-size: 21px;
    color: var(--color-navy);
}

.article-content h2 {
    font-size: 26px;
    font-weight: 600;
    color: var(--color-navy);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.article-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-navy);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.article-content h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-slate);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

/* Lists */
.article-content ul,
.article-content ol {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

.article-content ul {
    list-style: disc;
}

.article-content ol {
    list-style: decimal;
}

.article-content li {
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-xs);
}

.article-content li::marker {
    color: var(--color-blue);
    font-weight: 600;
}

/* Blockquotes */
.article-content blockquote {
    border-left: 4px solid var(--color-blue);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    font-size: 21px;
    font-style: italic;
    color: var(--color-slate);
    line-height: 1.6;
}

.article-content blockquote p {
    font-size: inherit;
    color: inherit;
    margin-bottom: var(--spacing-md);
}

.article-content blockquote cite {
    display: block;
    font-size: 16px;
    font-style: normal;
    font-weight: 600;
    color: var(--color-navy);
    margin-top: var(--spacing-sm);
}

/* Links in Content */
.article-content a {
    color: var(--color-blue);
    text-decoration: underline;
    text-decoration-color: rgba(74, 144, 226, 0.3);
    text-underline-offset: 3px;
    transition: all var(--transition-speed) var(--transition-easing);
}

.article-content a:hover {
    color: var(--color-navy);
    text-decoration-color: var(--color-navy);
}

/* Code Blocks */
.article-content code {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 16px;
    background-color: var(--color-light-grey);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    color: var(--color-navy);
}

.article-content pre {
    background-color: var(--color-light-grey);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
}

.article-content pre code {
    background: none;
    padding: 0;
}

/* Images in Content */
.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-sm);
}

/* ============================================
   AUTHOR BOX
   ============================================ */
.author-box {
    max-width: 720px;
    margin: var(--spacing-2xl) auto;
    padding: var(--spacing-xl);
    background-color: var(--color-light-grey);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.author-box-container {
    padding: 0 var(--spacing-xl);
}

.author-info {
    display: flex;
    gap: var(--spacing-md);
    align-items: start;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--color-navy);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 600;
    flex-shrink: 0;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.author-details h3 {
    font-size: 20px;
    color: var(--color-navy);
    margin-bottom: 4px;
}

.author-title {
    font-size: 15px;
    color: var(--color-slate);
    margin-bottom: var(--spacing-sm);
}

.author-bio {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   RELATED ARTICLES
   ============================================ */
.related-articles {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
    background-color: var(--color-light-grey);
}

.related-articles h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* Reuse article-card styles for related articles */
.related-articles .article-card {
    /* Inherits all article-card styles */
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */
@media (max-width: 1024px) {
    /* Insights Listing */
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Article Detail */
    .article-hero h1 {
        font-size: 30px;
    }

    .article-content p {
        font-size: 18px;
    }

    .article-content h2 {
        font-size: 24px;
    }

    .article-content h3 {
        font-size: 19px;
    }

    /* Related Articles */
    .related-articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 768px) {
    /* Insights Hero */
    .insights-hero {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }

    .insights-hero h1 {
        font-size: 32px;
    }

    .insights-hero p {
        font-size: 17px;
    }

    /* Filters */
    .insights-filters {
        padding: var(--spacing-md) 0;
    }

    .filters-container {
        padding: 0 var(--spacing-md);
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    .filter-btn {
        white-space: nowrap;
        padding: 8px 20px;
        font-size: 14px;
    }

    /* Articles Grid */
    .articles-section {
        padding: var(--spacing-xl) 0 var(--spacing-2xl);
    }

    .articles-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: 0 var(--spacing-md);
    }

    /* Article Detail Hero */
    .article-hero {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }

    .article-hero-container {
        padding: 0 var(--spacing-md);
    }

    .article-hero h1 {
        font-size: 28px;
        line-height: 1.2;
    }

    .article-meta-line {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    .article-meta-line .separator {
        display: none;
    }

    /* Article Content */
    .article-content-wrapper {
        padding: var(--spacing-xl) 0;
    }

    .article-content {
        padding: 0 var(--spacing-md);
    }

    .article-content p {
        font-size: 17px;
    }

    .article-content p:first-of-type {
        font-size: 18px;
    }

    .article-content h2 {
        font-size: 22px;
        margin-top: var(--spacing-xl);
    }

    .article-content h3 {
        font-size: 18px;
        margin-top: var(--spacing-lg);
    }

    .article-content h4 {
        font-size: 18px;
    }

    .article-content blockquote {
        font-size: 18px;
        padding-left: var(--spacing-md);
        margin: var(--spacing-lg) 0;
    }

    .article-content li {
        font-size: 17px;
    }

    /* Author Box */
    .author-box {
        margin: var(--spacing-xl) var(--spacing-md);
        padding: var(--spacing-md);
    }

    .author-box-container {
        padding: 0;
    }

    .author-info {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .author-avatar {
        width: 64px;
        height: 64px;
        font-size: 24px;
    }

    .author-bio {
        font-size: 15px;
    }

    /* Related Articles */
    .related-articles {
        padding: var(--spacing-xl) 0 var(--spacing-2xl);
    }

    .related-articles-grid {
        grid-template-columns: 1fr;
        padding: 0 var(--spacing-md);
    }
}

/* ============================================
   PRINT STYLES (for article printing)
   ============================================ */
@media print {
    .article-hero,
    .article-content {
        max-width: 100%;
    }

    .article-card:hover {
        transform: none;
        box-shadow: none;
    }

    .related-articles,
    .insights-filters {
        display: none;
    }
}