/* Article Page Styles - Modern Redesign */

/* Hero Section */
.article-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    position: relative;
    overflow: hidden;
}

.article-hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 60%;
    height: 160%;
    background: radial-gradient(circle, rgba(67, 97, 238, 0.05) 0%, transparent 70%);
    animation: heroWave 20s ease-in-out infinite;
}

@keyframes heroWave {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(5deg); }
}

.article-hero-content {
    position: relative;
    z-index: 1;
}

/* Breadcrumb */
.article-breadcrumb {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
    color: var(--text-tertiary);
    flex-wrap: wrap;
    animation: slideDown 0.6s var(--transition-bounce);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-breadcrumb a {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

.article-breadcrumb a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-gradient);
    transition: width var(--transition-base);
}

.article-breadcrumb a:hover {
    color: var(--accent);
}

.article-breadcrumb a:hover::after {
    width: 100%;
}

.article-breadcrumb i {
    font-size: 0.7rem;
    opacity: 0.5;
}

.article-breadcrumb .current {
    color: var(--primary);
    font-weight: 600;
}

/* Article Header */
.article-header {
    max-width: 900px;
    margin: 0 auto;
    animation: fadeIn 0.8s var(--transition-bounce);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Badges */
.article-badges {
    display: flex;
    gap: 12px;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.article-category-badge,
.article-trending-badge,
.article-updated-badge {
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-base);
    cursor: default;
}

.article-category-badge {
    background: rgba(67, 97, 238, 0.1);
    color: var(--accent);
    border: 1px solid rgba(67, 97, 238, 0.2);
}

.article-trending-badge {
    background: rgba(247, 37, 133, 0.1);
    color: var(--warning);
    border: 1px solid rgba(247, 37, 133, 0.2);
}

.article-updated-badge {
    background: rgba(76, 201, 240, 0.1);
    color: var(--success);
    border: 1px solid rgba(76, 201, 240, 0.2);
}

.article-category-badge:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}

.article-trending-badge:hover {
    background: var(--warning);
    color: white;
    transform: translateY(-2px);
}

.article-updated-badge:hover {
    background: var(--success);
    color: white;
    transform: translateY(-2px);
}

.article-title {
    font-size: clamp(2rem, 2vw, 3.5rem);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Article Meta */
.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.author-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid white;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.author-avatar:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

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

.author-details .author-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.author-details .author-title {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.article-stats {
    display: flex;
    gap: 30px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    cursor: default;
}

.stat-item:hover {
    color: var(--accent);
}

.stat-item i {
    font-size: 1rem;
    transition: transform var(--transition-fast);
}

.stat-item:hover i {
    transform: scale(1.2);
}

/* Hero Image */
.article-hero-image {
    padding: 0;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: translateY(0);
    transition: all var(--transition-base);
}

.hero-image-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.hero-main-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.8s var(--transition-bounce);
}

.hero-image-wrapper:hover .hero-main-image {
    transform: scale(1.02);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 40px;
    padding-top: 80px;
    transform: translateY(0);
    transition: transform var(--transition-base);
}

.hero-image-wrapper:hover .image-overlay {
    transform: translateY(-5px);
}

.image-caption {
    font-size: 1.1rem;
    margin-bottom: 5px;
    font-weight: 500;
    opacity: 0.9;
}

.image-credit {
    font-size: 0.8rem;
    opacity: 0.6;
    font-style: italic;
}

/* Article Content Layout */
.article-content-section {
    padding: var(--space-2xl) 0;
    background-color: var(--bg-primary);
}

.article-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 60px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Main Content */
.article-main-content {
    max-width: 800px;
}

/* Lead Paragraph */
.article-intro .lead-paragraph {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--primary);
    margin-bottom: 40px;
    font-weight: 400;
    border-left: 4px solid var(--accent);
    padding-left: 25px;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInRight 0.8s forwards;
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Highlights Box */
.article-highlights {
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.05) 0%, rgba(58, 12, 163, 0.05) 100%);
    border: 1px solid rgba(67, 97, 238, 0.1);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin-bottom: 50px;
    transition: all var(--transition-base);
}

.article-highlights:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.article-highlights h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.article-highlights h3 i {
    color: var(--accent);
    animation: pulse 2s infinite;
}

.article-highlights ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.article-highlights li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(67, 97, 238, 0.1);
    font-size: 1rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 30px;
    transition: all var(--transition-fast);
}

.article-highlights li:last-child {
    border-bottom: none;
}

.article-highlights li:hover {
    color: var(--accent);
    transform: translateX(5px);
}

.article-highlights li:before {
    content: "✓";
    color: var(--accent);
    font-weight: bold;
    position: absolute;
    left: 0;
    transition: transform var(--transition-fast);
}

.article-highlights li:hover:before {
    transform: scale(1.2);
}

/* Article Sections */
.article-section {
    margin-bottom: 70px;
    scroll-margin-top: 100px;
}

.article-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-light);
    position: relative;
}

.article-section h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-base);
}

.article-section:hover h2::after {
    width: 100px;
}

.article-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
    margin: 35px 0 20px;
}

/* Infographic */
.infographic {
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin: 35px 0;
    color: white;
    transition: all var(--transition-base);
}

.infographic:hover {
    transform: scale(1.02) translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.infographic-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 25px;
}

.infographic-title i {
    font-size: 1.5rem;
    animation: spin 10s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.infographic-title h4 {
    color: white;
    margin: 0;
    font-size: 1.2rem;
}

.infographic-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 25px;
    text-align: center;
}

.metric {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
    transition: all var(--transition-base);
}

.metric:hover .metric-value {
    transform: scale(1.1);
}

.metric-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Content with Image */
.content-with-image {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 35px 0;
    align-items: start;
}

.image-side {
    overflow: hidden;
    border-radius: var(--radius-md);
}

.image-side img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.8s var(--transition-bounce);
}

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

.image-side .image-caption {
    margin-top: 12px;
    color: var(--text-tertiary);
    font-style: italic;
    text-align: center;
}

.text-side h4 {
    margin-top: 0;
    font-size: 1.2rem;
}

.text-side ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.text-side li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 1rem;
    position: relative;
    padding-left: 30px;
    transition: all var(--transition-fast);
}

.text-side li:last-child {
    border-bottom: none;
}

.text-side li:hover {
    color: var(--accent);
    transform: translateX(5px);
}

.text-side li:before {
    content: "→";
    color: var(--accent);
    position: absolute;
    left: 0;
    transition: transform var(--transition-fast);
}

.text-side li:hover:before {
    transform: translateX(5px);
}

/* Insight Box */
.insight-box {
    background: linear-gradient(135deg, rgba(76, 201, 240, 0.1) 0%, rgba(67, 97, 238, 0.1) 100%);
    border: 1px solid rgba(76, 201, 240, 0.2);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin: 35px 0;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: all var(--transition-base);
}

.insight-box:hover {
    transform: translateX(10px);
    border-color: var(--success);
    box-shadow: var(--shadow-md);
}

.insight-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--success), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    flex-shrink: 0;
    animation: pulse 2s infinite;
}

.insight-content h4 {
    color: var(--success);
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

/* Step by Step */
.step-by-step {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin: 35px 0;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.step-by-step:hover {
    box-shadow: var(--shadow-xl);
}

.step-by-step h4 {
    margin-top: 0;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
}

.step {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.step:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.step:hover {
    transform: translateX(10px);
}

.step-number {
    width: 45px;
    height: 45px;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.step:hover .step-number {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.step-content h5 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    margin-top: 0;
}

.step-content p {
    margin-bottom: 0;
    color: var(--text-tertiary);
    font-size: 0.95rem;
}

/* Warning Box */
.warning-box {
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.1) 0%, rgba(229, 62, 62, 0.1) 100%);
    border: 1px solid rgba(247, 37, 133, 0.2);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin: 35px 0;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: all var(--transition-base);
}

.warning-box:hover {
    transform: scale(1.02);
    border-color: var(--warning);
    box-shadow: var(--shadow-lg);
}

.warning-box i {
    color: var(--warning);
    font-size: 1.5rem;
    margin-top: 5px;
    animation: shake 0.5s ease-in-out infinite;
}

@keyframes shake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(10deg); }
    75% { transform: rotate(-10deg); }
}

.warning-content h4 {
    color: var(--warning);
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

/* Comparison Table */
.comparison-table {
    overflow-x: auto;
    margin: 35px 0;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.comparison-table table:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.comparison-table th {
    background: var(--accent-gradient);
    color: white;
    font-weight: 600;
    text-align: left;
    padding: 18px 20px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.comparison-table td {
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.comparison-table tr:hover td {
    background: rgba(67, 97, 238, 0.05);
    color: var(--primary);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table tr:nth-child(even) {
    background-color: var(--bg-secondary);
}

/* Success Story */
.success-story {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin: 35px 0;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.success-story:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.story-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.story-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.story-header h3 i {
    color: #FFD700;
    animation: starTwinkle 2s infinite;
}

@keyframes starTwinkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

.story-tag {
    background: var(--accent-gradient);
    color: white;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

.story-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
    align-items: start;
}

.story-image {
    overflow: hidden;
    border-radius: var(--radius-md);
}

.story-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.8s var(--transition-bounce);
}

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

.story-text ul {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
}

.story-text li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
    position: relative;
    padding-left: 30px;
    transition: all var(--transition-fast);
}

.story-text li:hover {
    color: var(--accent);
    transform: translateX(5px);
}

.story-text li:before {
    content: "★";
    color: var(--accent);
    position: absolute;
    left: 0;
}

blockquote {
    border-left: 4px solid var(--accent);
    padding-left: 25px;
    margin: 25px 0;
    font-style: italic;
    color: var(--primary);
    font-size: 1.1rem;
    line-height: 1.7;
    transition: all var(--transition-base);
}

blockquote:hover {
    transform: translateX(10px);
    border-left-color: var(--warning);
}

blockquote cite {
    display: block;
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-style: normal;
    font-weight: 600;
}

/* Challenges Grid */
.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 35px 0;
}

.challenge-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.challenge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.challenge-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.challenge-card:hover::before {
    transform: scaleX(1);
}

.challenge-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin: 0 auto 20px;
    transition: all var(--transition-base);
}

.challenge-card:hover .challenge-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.challenge-card h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
}

.challenge-card p {
    font-size: 0.95rem;
    color: var(--text-tertiary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.solution {
    background: linear-gradient(135deg, rgba(76, 201, 240, 0.1) 0%, rgba(67, 97, 238, 0.1) 100%);
    border: 1px solid rgba(76, 201, 240, 0.2);
    border-radius: var(--radius-md);
    padding: 15px;
    font-size: 0.9rem;
    color: var(--success);
    transition: all var(--transition-base);
}

.challenge-card:hover .solution {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* Timeline */
.timeline {
    position: relative;
    margin: 50px 0;
    padding-left: 35px;
}

.timeline:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-gradient);
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInTimeline 0.6s forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.2s; }
.timeline-item:nth-child(2) { animation-delay: 0.4s; }
.timeline-item:nth-child(3) { animation-delay: 0.6s; }

@keyframes slideInTimeline {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item:before {
    content: '';
    position: absolute;
    left: -41px;
    top: 0;
    width: 20px;
    height: 20px;
    background: white;
    border: 4px solid var(--accent);
    border-radius: 50%;
    z-index: 1;
    transition: all var(--transition-base);
}

.timeline-item:hover:before {
    transform: scale(1.3);
    background: var(--accent);
    box-shadow: 0 0 0 5px rgba(67, 97, 238, 0.3);
}

.timeline-period {
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 10px;
    font-size: 1rem;
}

.timeline-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.timeline-item:hover .timeline-content {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.timeline-content h5 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
    margin-top: 0;
}

.timeline-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-content li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
    position: relative;
    padding-left: 30px;
    transition: all var(--transition-fast);
}

.timeline-content li:last-child {
    border-bottom: none;
}

.timeline-content li:hover {
    color: var(--accent);
    transform: translateX(5px);
}

.timeline-content li:before {
    content: "→";
    color: var(--accent);
    position: absolute;
    left: 0;
    transition: transform var(--transition-fast);
}

.timeline-content li:hover:before {
    transform: translateX(5px);
}

/* Article Conclusion */
.article-conclusion {
    margin: 60px 0;
    padding: 50px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent);
    position: relative;
    overflow: hidden;
}

.article-conclusion::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 40%;
    height: 200%;
    background: radial-gradient(circle, rgba(67, 97, 238, 0.1) 0%, transparent 70%);
    animation: conclusionPulse 15s ease-in-out infinite;
}

@keyframes conclusionPulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(5deg); }
}

.article-conclusion h2 {
    border-bottom: none;
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.conclusion-highlight {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin-top: 30px;
    position: relative;
    z-index: 1;
    transition: all var(--transition-base);
}

.conclusion-highlight:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.conclusion-highlight i:first-child {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 2rem;
    color: var(--accent);
    opacity: 0.2;
}

.conclusion-highlight p {
    font-size: 1.3rem;
    line-height: 1.7;
    color: var(--primary);
    margin: 0;
    padding-left: 40px;
    font-style: italic;
}

/* Article Footer */
.article-footer {
    margin-top: 70px;
    padding-top: 50px;
    border-top: 2px solid var(--border-light);
}

/* Tags */
.article-tags {
    margin-bottom: 50px;
}

.article-tags h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    padding: 10px 20px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    text-decoration: none;
    transition: all var(--transition-base);
    border: 1px solid var(--border-light);
}

.tag:hover {
    background: var(--accent-gradient);
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

/* Share Section */
.share-section {
    margin-bottom: 50px;
}

.share-section h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.share-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 25px;
    border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.share-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.share-btn:hover::before {
    width: 300px;
    height: 300px;
}

.share-btn.facebook {
    background: #1877F2;
    color: white;
}

.share-btn.twitter {
    background: #1DA1F2;
    color: white;
}

.share-btn.linkedin {
    background: #0A66C2;
    color: white;
}

.share-btn.copy-link {
    background: var(--bg-secondary);
    color: var(--primary);
    border: 1px solid var(--border-light);
}

.share-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.share-btn.copy-link:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* Author Bio */
.author-bio {
    display: flex;
    gap: 35px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 35px;
    align-items: flex-start;
    transition: all var(--transition-base);
}

.author-bio:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.author-bio-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.author-bio:hover .author-bio-image {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.author-bio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-bio-content h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
    margin-top: 0;
}

.author-bio-content p {
    margin-bottom: 20px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.author-contact {
    display: flex;
    gap: 20px;
}

.author-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.author-link:hover {
    gap: 12px;
    color: var(--primary);
}

/* Sidebar */
.article-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

/* Reading Progress */
.reading-progress {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.reading-progress:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.progress-bar {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 15px;
}

.progress-fill {
    height: 100%;
    background: var(--accent-gradient);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShimmer 2s infinite;
}

@keyframes progressShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.reading-time {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

/* Related Articles */
.related-articles {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
}

.related-articles h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.related-article {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-light);
    transition: all var(--transition-base);
    cursor: pointer;
}

.related-article:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.related-article:hover {
    transform: translateX(10px);
}

.related-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.related-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.related-article:hover .related-image img {
    transform: scale(1.1);
}

.related-content h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    margin-top: 0;
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.related-article:hover .related-content h4 {
    color: var(--accent);
}

.related-content p {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-bottom: 10px;
    line-height: 1.5;
}

.related-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.related-link:hover {
    gap: 8px;
}

/* Sidebar Newsletter */
.sidebar-newsletter {
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin-bottom: 30px;
    color: white;
    text-align: center;
    transition: all var(--transition-base);
}

.sidebar-newsletter:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.newsletter-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    animation: float 4s ease-in-out infinite;
}

.sidebar-newsletter h4 {
    color: white;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.sidebar-newsletter p {
    opacity: 0.9;
    margin-bottom: 25px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.sidebar-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-newsletter-form .newsletter-input {
    padding: 14px 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.sidebar-newsletter-form .newsletter-input:focus {
    outline: none;
    border-color: white;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.sidebar-newsletter-form .newsletter-btn {
    padding: 14px;
    background: white;
    color: var(--accent);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.sidebar-newsletter-form .newsletter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.3);
    gap: 12px;
}

/* Responsive */
@media (max-width: 1200px) {
    .article-content-wrapper {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .article-sidebar {
        position: static;
    }
}

@media (max-width: 992px) {
    .article-title {
        font-size: 2.5rem;
    }

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

    .content-with-image,
    .story-content {
        grid-template-columns: 1fr;
    }

    .hero-main-image {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .article-hero {
        padding: 80px 0 30px;
    }

    .article-title {
        font-size: 2rem;
    }

    .article-intro .lead-paragraph {
        font-size: 1.2rem;
    }

    .article-section h2 {
        font-size: 1.6rem;
    }

    .hero-main-image {
        height: 300px;
    }

    .image-overlay {
        padding: 20px;
        padding-top: 40px;
    }

    .image-caption {
        font-size: 1rem;
    }

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

    .author-contact {
        justify-content: center;
    }

    .challenges-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .article-title {
        font-size: 1.8rem;
    }

    .article-badges {
        justify-content: center;
    }

    .article-stats {
        flex-direction: column;
        gap: 12px;
    }

    .share-buttons {
        flex-direction: column;
    }

    .share-btn {
        justify-content: center;
    }

    .hero-main-image {
        height: 250px;
    }

    .article-conclusion {
        padding: 30px;
    }

    .timeline {
        padding-left: 25px;
    }

    .timeline-item:before {
        left: -31px;
        width: 16px;
        height: 16px;
    }
}