/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #000000;
    --secondary-color: #00008B;
    --accent-color: #e74c3c;
    --text-primary: #000000;
    --text-secondary: #000000;
    --background: #ffffff;
    --background-alt: #f8f9fa;
    --border-color: #e1e8ed;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
}

/* Navigation Bar */
.navbar {
    background-color: var(--background);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0;
    padding: 2rem 2rem 1rem 4rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: auto;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--secondary-color);
    opacity: 0.8;
}

.nav-link.active {
    color: var(--secondary-color);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 140px);
}

/* Hero Section */
.hero-section {
    background-color: var(--background);
    padding: 2rem 2rem 1rem 4rem;
}

.hero-container {
    max-width: 1200px;
    margin: 0;
    text-align: left;
}

.hero-top {
    display: flex;
    align-items: center;
    gap: 3rem;
    margin-bottom: 2rem;
}

.headshot-container {
    flex-shrink: 0;
}

.hero-nav {
    display: flex;
    align-items: center;
}

.hero-nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.hero-nav-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.hero-nav-link:hover {
    opacity: 0.7;
}

.hero-nav-link.active {
    color: var(--secondary-color);
    font-weight: 600;
}

.hero-nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
}

.nav-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    color: #666;
    background-color: #f0f0f0;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    margin-left: 0.5rem;
    vertical-align: middle;
}

.headshot {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
}

/* Content Sections */
.content-container {
    max-width: 1200px;
    margin: 0;
    padding: 0 2rem 0 4rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

/* About Section */
.about-section {
    padding: 1rem 2rem 2rem 4rem;
    background-color: var(--background);
}

.about-section .content-container {
    padding: 0;
    margin: 0;
    max-width: 1200px;
}

.about-section .section-title {
    margin-left: 0;
    padding-left: 0;
}

.about-content {
    margin-bottom: 3rem;
    padding-left: 0;
}

.about-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight-card {
    background-color: var(--background);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.highlight-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.highlight-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Featured Section */
.featured-section {
    padding: 4rem 2rem;
    background-color: var(--background);
}

.featured-card {
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    transition: box-shadow 0.3s ease;
}

.featured-card:hover {
    box-shadow: var(--shadow-lg);
}

.featured-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.featured-badge {
    background-color: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.featured-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.featured-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.featured-description {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.featured-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.tag {
    background-color: var(--background-alt);
    color: var(--text-secondary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

.featured-preview {
    margin-bottom: 2rem;
    border-radius: 8px;
    overflow: hidden;
}

.preview-image {
    width: 100%;
    height: auto;
    display: block;
}

.featured-link {
    display: inline-block;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: color 0.3s ease;
}

.featured-link:hover {
    color: var(--primary-color);
}

.featured-placeholder {
    background-color: var(--background-alt);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 4rem 2rem;
    text-align: center;
}

.featured-placeholder p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* CTA Section */
.cta-section {
    padding: 4rem 2rem;
    background-color: var(--background-alt);
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.cta-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--background-alt);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background-color: var(--background);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    margin-top: 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-container p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Page Navigation (for Resume, Contact, etc.) */
.page-nav-section {
    background-color: var(--background);
    padding: 2rem 2rem 1rem 8rem;
}

.page-nav-container {
    max-width: 900px;
    margin: 0;
}

.page-nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.page-nav-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.page-nav-link:hover {
    opacity: 0.7;
}

.page-nav-link.active {
    color: var(--secondary-color);
    font-weight: 600;
}

.page-nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
}

/* Resume Page Styles */
.resume-section {
    background-color: var(--background);
    padding: 1rem 2rem 3rem 8rem;
    min-height: 100vh;
}

.resume-container {
    max-width: 900px;
    margin: 0;
}

.resume-header {
    margin-bottom: 3rem;
}

.resume-name {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.resume-contact {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.resume-contact .separator {
    margin: 0 0.5rem;
}

.resume-skills-bar {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.resume-section-block {
    margin-bottom: 2rem;
}

.resume-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--text-primary);
}

.resume-entry {
    margin-bottom: 1.5rem;
}

.resume-entry-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.resume-degree,
.resume-job-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.resume-institution,
.resume-company {
    font-size: 1rem;
    color: var(--text-primary);
    margin: 0;
}

.resume-date {
    font-size: 0.95rem;
    color: var(--text-primary);
    white-space: nowrap;
    flex-shrink: 0;
    margin-left: 2rem;
}

.resume-bullets {
    list-style-type: disc;
    margin-left: 1.5rem;
    margin-top: 0.25rem;
}

.resume-bullets li {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 0.35rem;
}

.resume-download {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.btn-download {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 0.875rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn-download:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Weekly Insights Page Styles */
.insights-section {
    background-color: var(--background);
    padding: 1rem 2rem 3rem 8rem;
    min-height: 100vh;
}

.insights-container {
    max-width: 100%;
    margin: 0;
    padding-left: 0;
}

.insights-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
    margin-left: 0;
}

.in-progress-message {
    background-color: var(--background-alt);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: left;
    margin-left: 0;
}

.in-progress-badge {
    display: inline-block;
    background-color: #f0f0f0;
    color: #666;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4rem 1.2rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}

.in-progress-text {
    font-size: 1rem;
    color: var(--text-primary);
    line-height: 1.6;
    max-width: 700px;
    margin: 0;
}

/* ===================================
   RESPONSIVE DESIGN - MOBILE FIRST
   =================================== */

/* Large Tablets and Small Desktops (1024px - 1199px) */
@media (max-width: 1199px) {
    .hero-section,
    .about-section {
        padding-left: 3rem;
        padding-right: 1.5rem;
    }
    
    .content-container {
        padding-left: 3rem;
    }
    
    .page-nav-section,
    .resume-section,
    .insights-section {
        padding-left: 4rem;
    }
}

/* Tablets (768px - 1023px) */
@media (max-width: 1023px) {
    .hero-section,
    .about-section {
        padding-left: 2rem;
        padding-right: 1.5rem;
    }
    
    .content-container {
        padding-left: 2rem;
    }
    
    .page-nav-section,
    .resume-section,
    .insights-section {
        padding-left: 2rem;
    }
    
    .hero-top {
        gap: 2rem;
    }
    
    .hero-nav-menu,
    .page-nav-menu {
        gap: 1.5rem;
    }
    
    .headshot {
        width: 150px;
        height: 150px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .resume-name,
    .insights-title {
        font-size: 2rem;
    }
    
    .about-highlights {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 1.5rem;
    }
}

/* Small Tablets and Large Phones (600px - 767px) */
@media (max-width: 767px) {
    .nav-container {
        padding: 1.5rem 1rem;
    }

    .nav-menu {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .hero-section,
    .about-section {
        padding: 1.5rem 1rem;
    }
    
    .content-container {
        padding: 0 1rem;
    }
    
    .page-nav-section,
    .resume-section,
    .insights-section {
        padding: 1.5rem 1rem;
    }
    
    .hero-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    
    .hero-nav-menu,
    .page-nav-menu {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .headshot {
        width: 120px;
        height: 120px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-intro {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    /* Resume page adjustments */
    .resume-name,
    .insights-title {
        font-size: 1.75rem;
    }
    
    .resume-contact {
        font-size: 0.9rem;
    }
    
    .resume-contact .separator {
        display: none;
    }
    
    .resume-contact span {
        display: block;
        margin-bottom: 0.25rem;
    }
    
    .resume-skills-bar {
        font-size: 0.85rem;
        line-height: 1.8;
    }
    
    .resume-entry-header {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .resume-date {
        margin-left: 0;
        white-space: normal;
    }
    
    .resume-bullets li {
        font-size: 0.9rem;
    }
    
    .btn-download {
        width: 100%;
        text-align: center;
    }
}

/* Mobile Phones (480px - 599px) */
@media (max-width: 599px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-nav-link,
    .page-nav-link {
        font-size: 0.9rem;
    }
    
    .headshot {
        width: 100px;
        height: 100px;
    }
    
    .section-title,
    .resume-name,
    .insights-title {
        font-size: 1.5rem;
    }
    
    .resume-section-title {
        font-size: 1.25rem;
    }
    
    .resume-job-title,
    .resume-degree {
        font-size: 1rem;
    }
    
    .featured-card,
    .in-progress-message {
        padding: 1.5rem;
    }
}

/* Very Small Phones (< 480px) */
@media (max-width: 479px) {
    .hero-section,
    .about-section,
    .page-nav-section,
    .resume-section,
    .insights-section {
        padding: 1rem 0.75rem;
    }
    
    .hero-top {
        gap: 1rem;
    }
    
    .hero-nav-menu,
    .page-nav-menu {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .headshot {
        width: 80px;
        height: 80px;
        border-width: 3px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-intro {
        font-size: 0.95rem;
    }
    
    .section-title,
    .resume-name,
    .insights-title {
        font-size: 1.35rem;
    }
    
    .about-text,
    .in-progress-text {
        font-size: 0.95rem;
    }
    
    .resume-bullets li {
        font-size: 0.85rem;
    }
    
    .btn,
    .btn-download {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .cta-title {
        font-size: 1.75rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

/* Landscape Orientation Fixes */
@media (max-height: 600px) and (orientation: landscape) {
    .hero-section,
    .about-section {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }
    
    .headshot {
        width: 80px;
        height: 80px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
}

/* Add this to your styles.css after the existing Weekly Insights styles */

/* Insights Grid */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

/* Individual Insight Tile */
.insight-tile {
    display: block;
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.insight-tile:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

/* Thumbnail Section */
.insight-thumbnail {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background-color: var(--background-alt);
    display: flex;
    align-items: center;
    justify-content: center;
}

.insight-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Content Section */
.insight-content {
    padding: 1.5rem;
}

.insight-date {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.insight-tile-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.insight-snippet {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* Tags */
.insight-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.insight-tag {
    background-color: var(--background-alt);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    border: 1px solid var(--border-color);
}

/* No Insights Message (when empty) */
.no-insights-message {
    background-color: var(--background-alt);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    grid-column: 1 / -1;
}

/* Responsive Design for Insights Grid */
@media (max-width: 1023px) {
    .insights-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
    
    .insight-thumbnail {
        height: 180px;
    }
}

@media (max-width: 767px) {
    .insights-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .insight-thumbnail {
        height: 200px;
    }
    
    .insight-content {
        padding: 1.25rem;
    }
    
    .insight-tile-title {
        font-size: 1.1rem;
    }
}

@media (max-width: 599px) {
    .insight-thumbnail {
        height: 180px;
    }
    
    .insight-tile-title {
        font-size: 1rem;
    }
    
    .insight-snippet {
        font-size: 0.9rem;
    }
}


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

/* Article Section - matches resume page layout */
.article-section {
    background-color: var(--background);
    padding: 1rem 2rem 3rem 8rem;
    min-height: 100vh;
}

.article-container {
    max-width: 900px;
    margin: 0;
}

/* Back Link */
.article-back-link {
    display: inline-block;
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 2rem;
    transition: opacity 0.3s ease;
}

.article-back-link:hover {
    opacity: 0.7;
}

/* Article Header */
.article-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.article-date {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
    font-weight: 500;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.article-tag {
    background-color: var(--background-alt);
    color: var(--text-secondary);
    padding: 0.4rem 1rem;
    border-radius: 16px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

/* Article Content */
.article-content {
    line-height: 1.8;
}

.article-intro {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.9;
}

.article-intro p {
    margin-bottom: 1rem;
}

/* Article Sections */
.article-section-block {
    margin-bottom: 3rem;
}

.article-section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    margin-top: 2rem;
}

.article-text {
    font-size: 1.05rem;
    color: var(--text-primary);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

/* Code Blocks */
.article-code-block {
    background-color: #f6f8fa;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    overflow-x: auto;
}

.article-code-block pre {
    margin: 0;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.article-code-block code {
    color: #24292e;
    background: none;
}

/* Visualizations */
.article-visualization {
    margin: 2.5rem 0;
    padding: 1.5rem;
    background-color: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

/* Images */
.article-image {
    margin: 2.5rem 0;
}

.article-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.article-image-caption {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    margin-top: 0.75rem;
    font-style: italic;
}

/* Key Takeaways */
.article-takeaways {
    background-color: var(--background-alt);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
    margin: 3rem 0;
}

.article-takeaways-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.article-takeaways-list li {
    font-size: 1.05rem;
    color: var(--text-primary);
    line-height: 1.7;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.article-takeaways-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* Article Footer */
.article-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.btn-back {
    display: inline-block;
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

.btn-back:hover {
    opacity: 0.7;
}

/* Responsive Design for Articles */
@media (max-width: 1023px) {
    .article-section {
        padding-left: 2rem;
    }
}

@media (max-width: 767px) {
    .article-section {
        padding: 1.5rem 1rem;
    }
    
    .article-title {
        font-size: 2rem;
    }
    
    .article-section-title {
        font-size: 1.5rem;
    }
    
    .article-text,
    .article-intro {
        font-size: 1rem;
    }
    
    .article-code-block {
        padding: 1rem;
    }
    
    .article-takeaways {
        padding: 1.5rem;
    }
}

@media (max-width: 599px) {
    .article-title {
        font-size: 1.75rem;
    }
    
    .article-section-title {
        font-size: 1.35rem;
    }
}