:root {
    --primary-color: #1a365d;
    --primary-dark: #0f2240;
    --primary-light: #2c5282;
    --accent-color: #38b2ac;
    --accent-light: #4fd1c5;
    --accent-dark: #2c7a7b;
    --text-dark: #1a202c;
    --text-muted: #4a5568;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --bg-gradient: linear-gradient(135deg, #1a365d 0%, #2c5282 50%, #1a365d 100%);
    --bg-gradient-accent: linear-gradient(135deg, #38b2ac 0%, #2c7a7b 100%);
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --card-shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Source Sans 3', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--primary-color);
}

.display-heading {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
}

p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

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

a:hover {
    color: var(--accent-dark);
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 54, 93, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: #fff !important;
}

.brand-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: var(--bg-gradient-accent);
    border-radius: 10px;
    font-size: 1.3rem;
}

.brand-text {
    color: #fff;
}

.brand-accent {
    color: var(--accent-light);
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: transparent !important;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.toggler-bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #fff;
    border-radius: 2px;
    transition: var(--transition);
}

.navbar-toggler[aria-expanded="true"] .toggler-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.navbar-toggler[aria-expanded="true"] .toggler-bar:nth-child(2) {
    opacity: 0;
}

.navbar-toggler[aria-expanded="true"] .toggler-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

.navbar-nav {
    gap: 0.5rem;
}

.nav-link {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85) !important;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: #fff !important;
    background: rgba(56, 178, 172, 0.2);
}

.dropdown-menu {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow-hover);
    padding: 0.75rem;
    margin-top: 0.5rem;
    background: #fff;
}

.dropdown-item {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    color: var(--text-dark);
}

.dropdown-item:hover {
    background: var(--bg-light);
    color: var(--accent-color);
}

main {
    padding-top: 90px;
}

.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: var(--bg-gradient);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?w=1920&q=80') center/cover;
    opacity: 0.15;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(56, 178, 172, 0.2);
    color: var(--accent-light);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: 'Inter', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-title span {
    color: var(--accent-light);
}

.hero-text {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-light);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.5rem;
}

.btn-primary {
    background: var(--bg-gradient-accent);
    border: none;
    padding: 0.875rem 2rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 10px;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(56, 178, 172, 0.3);
    background: var(--bg-gradient-accent);
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.875rem 2rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 10px;
    color: #fff;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
}

.section {
    padding: 5rem 0;
}

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

.section-gradient {
    background: linear-gradient(180deg, var(--bg-light) 0%, #e2e8f0 100%);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-block;
    background: rgba(56, 178, 172, 0.1);
    color: var(--accent-color);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
}

.feature-card {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 2rem;
    height: 100%;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow-hover);
}

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gradient-accent);
    border-radius: 12px;
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 1.5rem;
}

.feature-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.feature-text {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

.article-card {
    background: #fff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow-hover);
}

.article-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

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

.article-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--accent-color);
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.article-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.article-title a {
    color: inherit;
}

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

.article-excerpt {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    flex: 1;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--text-light);
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
    margin-top: auto;
}

.article-meta i {
    margin-right: 0.25rem;
}

.cta-section {
    background: var(--bg-gradient);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(56, 178, 172, 0.1);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-family: 'Inter', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
}

.footer-top {
    padding: 4rem 0 3rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.footer-brand .brand-text {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: #fff;
}

.footer-description {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #fff;
    font-size: 1.1rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    color: #fff;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-light);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-contact i {
    color: var(--accent-color);
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    font-size: 0.875rem;
    margin: 0;
}

.disclaimer {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    padding: 1.5rem;
    z-index: 9999;
    box-shadow: 0 -5px 30px rgba(0, 0, 0, 0.2);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-text {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    flex: 1;
    color: #fff;
}

.cookie-text i {
    font-size: 2rem;
    color: var(--accent-color);
}

.cookie-text strong {
    display: block;
    margin-bottom: 0.25rem;
    font-family: 'Inter', sans-serif;
}

.cookie-text p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.cookie-text a {
    color: var(--accent-light);
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

.btn-cookie {
    padding: 0.75rem 1.5rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 8px;
    white-space: nowrap;
}

.page-header {
    background: var(--bg-gradient);
    padding: 6rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1590283603385-17ffb3a7f29f?w=1920&q=80') center/cover;
    opacity: 0.1;
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-title {
    font-family: 'Inter', sans-serif;
    font-size: 2.75rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    justify-content: center;
    margin-bottom: 1.5rem;
}

.breadcrumb-item {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
}

.breadcrumb-item a {
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb-item.active {
    color: var(--accent-light);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.5);
}

.content-section {
    padding: 4rem 0;
}

.article-content {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--card-shadow);
}

.article-content h2 {
    font-family: 'Inter', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.article-content h3 {
    font-family: 'Inter', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.article-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
    color: var(--text-muted);
}

.article-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding: 1.5rem;
    margin: 2rem 0;
    background: var(--bg-light);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.article-content blockquote p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 0;
}

.article-meta-box {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.meta-item i {
    color: var(--accent-color);
}

.sidebar {
    position: sticky;
    top: 110px;
}

.sidebar-widget {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--card-shadow);
}

.widget-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent-color);
}

.related-article {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid #e2e8f0;
}

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

.related-article:first-child {
    padding-top: 0;
}

.related-thumb {
    width: 80px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.related-info h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.related-info h4 a {
    color: var(--primary-color);
}

.related-info h4 a:hover {
    color: var(--accent-color);
}

.related-info span {
    font-size: 0.8rem;
    color: var(--text-light);
}

.external-resources {
    list-style: none;
    padding: 0;
    margin: 0;
}

.external-resources li {
    margin-bottom: 0.75rem;
}

.external-resources a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.external-resources a:hover {
    color: var(--accent-color);
}

.external-resources i {
    font-size: 0.8rem;
}

.contact-form {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--card-shadow);
}

.form-label {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.form-control {
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(56, 178, 172, 0.1);
}

.contact-info-card {
    background: var(--bg-gradient);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    height: 100%;
    color: #fff;
}

.contact-info-card h3 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    font-size: 1.25rem;
    color: var(--accent-light);
}

.contact-item h4 {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.25rem;
}

.contact-item p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.contact-item a {
    color: rgba(255, 255, 255, 0.7);
}

.contact-item a:hover {
    color: var(--accent-light);
}

.image-attribution {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 0.5rem;
    font-style: italic;
}

.last-updated {
    font-size: 0.85rem;
    color: var(--text-light);
    font-style: italic;
}

@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2.25rem;
    }
}

@media (max-width: 767px) {
    .hero-section {
        min-height: auto;
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-text {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .stat-item {
        flex: 0 0 calc(50% - 0.75rem);
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .article-content {
        padding: 1.5rem;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-text {
        flex-direction: column;
        align-items: center;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
    
    .footer-col {
        margin-bottom: 2rem;
    }
    
    .page-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 575px) {
    .btn-primary,
    .btn-outline-light {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .article-meta-box {
        flex-direction: column;
        gap: 1rem;
    }
}