:root {
    --primary-color: #1a4d7a;
    --secondary-color: #2c6ba6;
    --accent-color: #4a90d9;
    --dark-bg: #0f2537;
    --light-bg: #f4f7fa;
    --text-dark: #1a2332;
    --text-light: #5a6c7d;
    --border-color: #d1dce5;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --card-shadow: 0 4px 12px rgba(0,0,0,0.08);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    max-width: 100%;
    padding: 0 40px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Header Styles */
.main-header {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-color) 100%);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo-img {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.brand-text h1 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.tagline {
    font-size: 13px;
    opacity: 0.85;
    font-weight: 300;
}

.simulation-indicators {
    display: flex;
    gap: 15px;
}

.indicator-box {
    background: rgba(255,255,255,0.1);
    padding: 12px 18px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.2);
}

.indicator-label {
    display: block;
    font-size: 11px;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.indicator-value {
    display: block;
    font-size: 16px;
    font-weight: 700;
    margin-top: 4px;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 0;
    padding: 0;
}

.main-nav li a {
    display: block;
    padding: 18px 24px;
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    font-size: 14px;
    border-bottom: 3px solid transparent;
    transition: var(--transition);
}

.main-nav li a:hover,
.main-nav li a.active {
    background: rgba(255,255,255,0.1);
    border-bottom-color: var(--accent-color);
}

.main-nav i {
    margin-right: 6px;
}

/* Hero Section */
.hero-simulation {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 40px;
    font-weight: 300;
}

.scenario-timeline {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.timeline-marker {
    background: rgba(255,255,255,0.15);
    padding: 15px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

.timeline-marker:hover,
.timeline-marker.active {
    background: rgba(255,255,255,0.25);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-3px);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
}

.scenario-badge {
    display: inline-block;
    background: var(--accent-color);
    color: #fff;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-left: 12px;
}

/* Cards */
.scenario-card,
.forecast-card,
.pathway-item,
.trajectory-card,
.future-scenario {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    margin-bottom: 30px;
}

.scenario-card:hover,
.forecast-card:hover,
.trajectory-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.scenario-card.featured {
    border: 2px solid var(--accent-color);
}

.scenario-image,
.trajectory-image,
.pathway-visual {
    position: relative;
    overflow: hidden;
}

.scenario-image img,
.trajectory-image img,
.pathway-visual img {
    width: 100%;
    height: auto;
}

.scenario-overlay {
    position: absolute;
    top: 20px;
    right: 20px;
}

.year-tag {
    background: rgba(0,0,0,0.75);
    color: #fff;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 14px;
}

.scenario-content,
.forecast-card,
.trajectory-card {
    padding: 30px;
}

.scenario-content h3 {
    font-size: 26px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.scenario-meta,
.blog-meta {
    display: flex;
    gap: 20px;
    margin: 16px 0;
    font-size: 14px;
    color: var(--text-light);
}

.scenario-meta span,
.blog-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.scenario-structure {
    margin: 30px 0;
}

.structure-block {
    background: var(--light-bg);
    padding: 24px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid var(--accent-color);
}

.structure-block.highlight {
    background: linear-gradient(135deg, #e8f4fd 0%, #f0f8ff 100%);
    border-left-color: var(--primary-color);
}

.structure-block h4 {
    color: var(--primary-color);
    margin-bottom: 12px;
    font-size: 18px;
}

.structure-block i {
    margin-right: 8px;
}

/* Grids */
.forecast-grid,
.pathway-container,
.trajectory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.forecast-icon,
.domain-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 28px;
    margin-bottom: 20px;
}

.forecast-timeline {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 8px;
}

.timeline-point {
    padding: 10px;
    background: #fff;
    border-radius: 6px;
    font-weight: 600;
    color: var(--primary-color);
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-sm {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(26,77,122,0.3);
}

.btn-secondary {
    background: var(--light-bg);
    color: var(--primary-color);
    border: 2px solid var(--border-color);
}

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

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
    background: var(--accent-color);
    color: #fff;
}

/* Risk Cards */
.risk-scenarios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.risk-card {
    background: #fff;
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--card-shadow);
    border-left: 5px solid var(--border-color);
}

.risk-card.critical {
    border-left-color: var(--danger-color);
}

.risk-card.warning {
    border-left-color: var(--warning-color);
}

.risk-card.moderate {
    border-left-color: var(--accent-color);
}

.risk-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.risk-header i {
    font-size: 24px;
    margin-right: 10px;
}

.probability {
    font-size: 12px;
    padding: 4px 10px;
    background: var(--light-bg);
    border-radius: 12px;
    font-weight: 600;
}

/* Sidebar */
.sidebar-elements {
    background: var(--light-bg);
    padding: 60px 0;
}

.sidebar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.sidebar-widget {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
}

.sidebar-widget h3 {
    color: var(--primary-color);
    margin-bottom: 16px;
    font-size: 18px;
}

.scenario-archive,
.archive-list,
.updates-list {
    list-style: none;
}

.scenario-archive li,
.archive-list li {
    margin-bottom: 12px;
}

.scenario-archive a,
.archive-list a {
    color: var(--text-dark);
    transition: var(--transition);
    display: block;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.scenario-archive a:hover,
.archive-list a:hover {
    color: var(--accent-color);
    padding-left: 8px;
}

.updates-list li {
    margin-bottom: 14px;
    font-size: 14px;
}

.update-date {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 4px;
}

/* Footer */
.main-footer {
    background: var(--dark-bg);
    color: rgba(255,255,255,0.85);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: #fff;
    margin-bottom: 16px;
    font-size: 18px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--accent-color);
}

.footer-col i {
    margin-right: 8px;
    color: var(--accent-color);
}

.footer-disclaimer {
    background: rgba(0,0,0,0.2);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.footer-disclaimer h4 {
    color: var(--accent-color);
    margin-bottom: 16px;
}

.footer-disclaimer p {
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 14px;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15,37,55,0.98);
    backdrop-filter: blur(10px);
    padding: 30px;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    color: #fff;
}

.cookie-content h3 {
    margin-bottom: 12px;
    color: var(--accent-color);
}

.cookie-content p {
    margin-bottom: 12px;
    opacity: 0.9;
    line-height: 1.6;
}

.cookie-content a {
    color: var(--accent-color);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.cookie-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cookie-btn.primary {
    background: var(--accent-color);
    color: #fff;
}

.cookie-btn.secondary {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

.cookie-btn.tertiary {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}

.cookie-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

/* Blog/Post Styles */
.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.page-hero h1 {
    font-size: 38px;
    margin-bottom: 12px;
}

.blog-listing {
    padding: 60px 0;
}

.blog-grid {
    display: grid;
    gap: 40px;
}

.blog-card {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 30px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.blog-image {
    position: relative;
}

.blog-category {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--primary-color);
    color: #fff;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.blog-content {
    padding: 30px 30px 30px 0;
}

.blog-content h2 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.blog-content h2 a {
    color: var(--primary-color);
    transition: var(--transition);
}

.blog-content h2 a:hover {
    color: var(--accent-color);
}

/* Blog Post Page */
.blog-post {
    padding: 40px 0 80px;
}

.post-header {
    margin-bottom: 40px;
}

.breadcrumb {
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--text-light);
}

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

.breadcrumb i {
    margin: 0 8px;
    font-size: 10px;
}

.post-header h1 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.3;
}

.post-category {
    background: var(--accent-color);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.post-featured-image {
    margin-bottom: 40px;
    border-radius: 12px;
    overflow: hidden;
}

.post-content {
    max-width: 900px;
    margin: 0 auto;
}

.content-section {
    margin-bottom: 50px;
}

.content-section h2 {
    font-size: 30px;
    color: var(--primary-color);
    margin-bottom: 20px;
    margin-top: 40px;
}

.content-section h3 {
    font-size: 24px;
    color: var(--secondary-color);
    margin-bottom: 16px;
    margin-top: 30px;
}

.content-section h4 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 12px;
    margin-top: 24px;
}

.content-section p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.8;
}

.content-section ul,
.content-section ol {
    margin: 20px 0 20px 30px;
    line-height: 1.8;
}

.content-section li {
    margin-bottom: 10px;
}

.summary-box,
.implication-box,
.recommendation-box {
    background: var(--light-bg);
    padding: 30px;
    border-radius: 12px;
    border-left: 5px solid var(--accent-color);
    margin: 30px 0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: #fff;
    box-shadow: var(--card-shadow);
    border-radius: 8px;
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--primary-color);
    color: #fff;
    font-weight: 600;
}

.data-table tr:hover {
    background: var(--light-bg);
}

.highlight-row {
    background: #fff8e1;
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    margin: 60px 0;
    gap: 20px;
}

.nav-button {
    padding: 14px 24px;
    background: var(--light-bg);
    border-radius: 8px;
    font-weight: 600;
    color: var(--primary-color);
    transition: var(--transition);
}

.nav-button:hover {
    background: var(--primary-color);
    color: #fff;
}

.related-posts {
    margin-top: 60px;
    padding-top: 60px;
    border-top: 2px solid var(--border-color);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.related-item {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.related-item:hover {
    transform: translateY(-5px);
}

.related-item h3 {
    padding: 20px;
    background: #fff;
    color: var(--primary-color);
    font-size: 18px;
}

/* Responsive */
@media (max-width: 768px) {
    .container-fluid {
        padding: 0 20px;
    }
    
    .header-top {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .simulation-indicators {
        justify-content: center;
    }
    
    .main-nav ul {
        flex-direction: column;
    }
    
    .main-nav li a {
        border-bottom: none;
        border-left: 3px solid transparent;
    }
    
    .hero-content h2 {
        font-size: 28px;
    }
    
    .scenario-timeline {
        flex-wrap: wrap;
    }
    
    .blog-card {
        grid-template-columns: 1fr;
    }
    
    .blog-content {
        padding: 20px;
    }
    
    .cookie-buttons {
        flex-direction: column;
    }
}