/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    overflow-x: hidden;
}

/* Header Styles */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar-brand .logo {
    height: 40px;
    transition: transform 0.3s ease;
}

.navbar-brand:hover .logo {
    transform: scale(1.05);
}

.nav-link {
    font-weight: 500;
    color: #333 !important;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #007bff !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #007bff, #0056b3);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Main Content */
.main-content {
    margin-top: 76px;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="rgba(255,255,255,0.1)"><polygon points="1000,100 1000,0 0,100"/></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
}

/* Introduction Section */
.introduction-section {
    background: white;
}

.intro-card {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
    transition: transform 0.3s ease;
}

.intro-card:hover {
    transform: translateY(-5px);
}

.intro-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #555;
}

/* Examples Section */
.examples-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 2rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #0056b3);
    border-radius: 2px;
}

.example-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.example-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.example-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 1rem;
}

.example-image img {
    border-radius: 10px;
    transition: transform 0.3s ease;
}

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

.example-icon {
    text-align: center;
    font-size: 4rem;
    color: #007bff;
    opacity: 0.8;
}

/* Blockchain Section */
.blockchain-section {
    background: white;
}

.blockchain-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.blockchain-card .section-title {
    color: white;
}

.blockchain-card .section-title::after {
    background: linear-gradient(90deg, #ffffff, #f8f9fa);
}

/* News Section */
.news-section {
    background: #f8f9fa;
}

.news-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.news-icon {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.news-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

/* Final Message Section */
.final-message {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.final-card {
    padding: 2rem;
}

.final-card .section-title {
    color: white;
}

.final-card .section-title::after {
    background: linear-gradient(90deg, #ffffff, #f8f9fa);
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

/* Buttons */
.btn {
    border-radius: 25px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-outline-primary {
    border-color: #007bff;
    color: #007bff;
}

.btn-outline-primary:hover {
    background: #007bff;
    border-color: #007bff;
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 123, 255, 0.3);
}

/* Links */
a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .intro-card,
    .example-card,
    .blockchain-card {
        padding: 1.5rem;
    }
    
    .example-card .row {
        flex-direction: column-reverse;
    }
    
    .example-image,
    .example-icon {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .intro-card,
    .example-card,
    .blockchain-card {
        padding: 1rem;
    }
}


/* Header Styles */
.navbar {
    background: #FFBD59;
    backdrop-filter: none;
    box-shadow: 0 2px 20px rgba(255, 189, 89, 0.3);
    transition: all 0.3s ease;
}

.navbar-brand .logo {
    height: 80px;
    transition: transform 0.3s ease;
}

.navbar-brand:hover .logo {
    transform: scale(1.05);
}

.nav-link {
    font-weight: 500;
    color: #333 !important;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #fff !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #fff, #f8f9fa);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Navbar toggler for mobile */
.navbar-toggler {
    border-color: #333;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}


/* Page Header Styles */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    margin-top: 76px;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out;
}

.page-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
}

/* Content Cards */
.content-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
}

.content-card:hover {
    transform: translateY(-3px);
}

.lead-text {
    font-size: 1.2rem;
    font-weight: 500;
    color: #555;
    line-height: 1.7;
}

/* Highlight Card */
.highlight-card {
    background: linear-gradient(135deg, #FFBD59 0%, #FFB347 100%);
    color: #333;
    padding: 2.5rem;
    border-radius: 15px;
    margin: 2rem 0;
    box-shadow: 0 10px 30px rgba(255, 189, 89, 0.3);
}

.highlight-card h3 {
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Example Card */
.example-card {
    background: #f8f9fa;
    padding: 2.5rem;
    border-radius: 15px;
    margin: 2rem 0;
    border-left: 5px solid #007bff;
}

/* Timeline Card */
.timeline-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
    border-left: 5px solid #28a745;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Definition Card */
.definition-card {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
    border: 1px solid #e9ecef;
}

/* Technical Specs */
.technical-specs {
    margin: 3rem 0;
}

.spec-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
}

.spec-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.spec-icon {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.spec-card h4 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

/* Security Explanation */
.security-explanation {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    margin: 3rem 0;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
}

.security-icon {
    max-width: 120px;
    height: auto;
    border-radius: 10px;
}

/* Network Visualization */
.network-visualization {
    margin: 3rem 0;
    text-align: center;
}

/* Miners Section */
.miners-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 3rem;
    border-radius: 15px;
    margin: 3rem 0;
}

/* Conclusion Card */
.conclusion-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    margin-top: 3rem;
}

.conclusion-card .lead {
    font-size: 1.2rem;
    margin-bottom: 0;
}

/* Concept Icon */
.concept-icon {
    text-align: center;
    font-size: 5rem;
    color: #007bff;
    opacity: 0.7;
}

/* Active Navigation */
.nav-link.active {
    font-weight: 700;
    color: #333 !important;
}

.nav-link.active::after {
    width: 100%;
    background: linear-gradient(90deg, #333, #555);
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .content-card,
    .highlight-card,
    .example-card,
    .timeline-card,
    .definition-card,
    .security-explanation,
    .miners-section,
    .conclusion-card {
        padding: 1.5rem;
    }
    
    .concept-icon {
        font-size: 3rem;
        margin-bottom: 1rem;
    }
    
    .spec-card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .content-card,
    .highlight-card,
    .example-card,
    .timeline-card,
    .definition-card,
    .security-explanation,
    .miners-section,
    .conclusion-card {
        padding: 1rem;
    }
}



/* Security Page Specific Styles */
.security-header {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 76px;
}

.security-icon-large {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.8);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Security Topics Grid */
.security-topics {
    background: #f8f9fa;
}

.security-topic-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
    text-align: center;
}

.security-topic-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.topic-icon {
    font-size: 4rem;
    color: #007bff;
    margin-bottom: 1.5rem;
}

.security-topic-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 1rem;
}

.topic-features ul {
    list-style: none;
    padding: 0;
    margin-top: 1.5rem;
}

.topic-features li {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.topic-features i {
    color: #28a745;
    margin-right: 0.5rem;
    font-size: 1rem;
}

/* Security Warning Section */
.security-warning {
    background: white;
}

.warning-card {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    padding: 3rem;
    border-radius: 15px;
    color: #333;
    box-shadow: 0 10px 30px rgba(255, 193, 7, 0.3);
}

.warning-card h3 {
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.warning-card i {
    color: #dc3545;
}

.security-image {
    max-width: 200px;
    height: auto;
    border-radius: 10px;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.2));
}

/* Best Practices Section */
.best-practices {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.practice-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
}

.practice-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.practice-icon {
    font-size: 2.5rem;
    color: #28a745;
    margin-bottom: 1rem;
}

.practice-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 1rem;
}

.practice-item p {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0;
}

/* Call to Action Section */
.cta-section {
    background: white;
}

.cta-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.cta-card h2 {
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .security-icon-large {
        font-size: 4rem;
        margin-top: 2rem;
    }
    
    .security-topic-card,
    .warning-card,
    .practice-item,
    .cta-card {
        padding: 1.5rem;
    }
    
    .topic-icon {
        font-size: 3rem;
    }
    
    .practice-icon {
        font-size: 2rem;
    }
    
    .security-image {
        max-width: 150px;
        margin-top: 1rem;
    }
}

@media (max-width: 576px) {
    .security-topic-card,
    .warning-card,
    .practice-item,
    .cta-card {
        padding: 1rem;
    }
    
    .security-header {
        text-align: center;
    }
    
    .security-icon-large {
        font-size: 3rem;
    }
}


/* Access Page Specific Styles */
.access-header {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 76px;
}

.access-icon-large {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.8);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.access-image {
    max-width: 250px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Requirements Section */
.requirements-section {
    background: #f8f9fa;
}

.requirement-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
    position: relative;
}

.requirement-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.requirement-icon {
    font-size: 4rem;
    color: #dc3545;
    text-align: center;
    margin-bottom: 1.5rem;
}

.requirement-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
    text-align: center;
}

.requirement-subtitle {
    font-size: 1rem;
    color: #6c757d;
    font-style: italic;
    text-align: center;
    margin-bottom: 1.5rem;
}

.requirement-details ul {
    list-style: none;
    padding: 0;
}

.requirement-details li {
    padding: 0.3rem 0;
    color: #28a745;
    font-weight: 500;
}

/* User Level Section */
.user-level-section {
    background: white;
}

.level-explanation-card {
    background: linear-gradient(135deg, #FFBD59 0%, #FFB347 100%);
    padding: 2.5rem;
    border-radius: 15px;
    color: #333;
    text-align: center;
    box-shadow: 0 10px 30px rgba(255, 189, 89, 0.3);
}

.level-explanation-card h3 {
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* Access Options Section */
.access-options {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.access-path-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
}

.access-path-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.path-header {
    padding: 2rem;
    text-align: center;
    position: relative;
}

.centralized .path-header {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
}

.decentralized .path-header {
    background: linear-gradient(135deg, #6f42c1 0%, #563d7c 100%);
    color: white;
}

.path-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.path-header h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.path-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.path-content {
    padding: 2rem;
}

.path-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 1rem;
}

.path-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.path-features li {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.path-features i {
    margin-right: 0.75rem;
    font-size: 1rem;
}

.path-ideal {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #007bff;
    font-size: 0.9rem;
}

/* Hybrid Approach Section */
.hybrid-approach {
    background: white;
}

.hybrid-card {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
    color: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.hybrid-card h3 {
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hybrid-icon {
    font-size: 5rem;
    opacity: 0.8;
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hybrid-benefits {
    margin-top: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-weight: 500;
}

.benefit-item i {
    font-size: 1.5rem;
    margin-right: 0.75rem;
    color: #FFBD59;
}

/* Getting Started Section */
.getting-started {
    background: #f8f9fa;
}

.start-card {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
}

.start-card h2 {
    font-weight: 700;
    color: #333;
    margin-bottom: 1.5rem;
}

.start-tips {
    margin-top: 2rem;
}

.tip-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
}

.tip-item i {
    font-size: 2.5rem;
    color: #28a745;
    margin-bottom: 0.75rem;
}

.tip-item span {
    font-weight: 500;
    color: #333;
}

/* Responsive Design */
@media (max-width: 768px) {
    .access-icon-large {
        font-size: 4rem;
        margin-top: 2rem;
    }
    
    .access-image {
        max-width: 200px;
        margin-top: 1rem;
    }
    
    .requirement-card,
    .level-explanation-card,
    .hybrid-card,
    .start-card {
        padding: 1.5rem;
    }
    
    .path-header,
    .path-content {
        padding: 1.5rem;
    }
    
    .hybrid-icon {
        font-size: 3rem;
        margin-top: 1rem;
    }
}

@media (max-width: 576px) {
    .access-icon-large {
        font-size: 3rem;
    }
    
    .requirement-card,
    .level-explanation-card,
    .hybrid-card,
    .start-card,
    .path-header,
    .path-content {
        padding: 1rem;
    }
    
    .access-header {
        text-align: center;
    }
    
    .tip-item {
        margin-bottom: 1rem;
    }
}


/* Venus Page Specific Styles */
.venus-header {
    background: linear-gradient(135deg, #8B5CF6 0%, #7C3AED 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 76px;
}

.venus-icon-large {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.8);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Feature Icons */
.feature-icon {
    font-size: 3rem;
    color: #8B5CF6;
    margin-bottom: 1rem;
}

.feature-icon-large {
    font-size: 2.5rem;
    color: #8B5CF6;
    margin-bottom: 1rem;
}

/* Articles Section */
.articles-section {
    background: #f8f9fa;
}

.article-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.article-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.article-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.read-time {
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.article-content {
    padding: 2rem;
}

.article-meta {
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.article-meta span {
    font-size: 0.85rem;
    color: #6c757d;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.article-meta i {
    font-size: 0.9rem;
}

.article-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-title a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-title a:hover {
    color: #8B5CF6;
}

.article-excerpt {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* Key Features Section */
.key-features {
    background: white;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.feature-header {
    margin-bottom: 1.5rem;
}

.feature-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Button Styles */
.btn-outline-primary {
    border-color: #8B5CF6;
    color: #8B5CF6;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: #8B5CF6;
    border-color: #8B5CF6;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(139, 92, 246, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .venus-icon-large {
        font-size: 4rem;
        margin-top: 2rem;
    }
    
    .article-content {
        padding: 1.5rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-title {
        font-size: 1.2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .article-image {
        height: 200px;
    }
}

@media (max-width: 576px) {
    .venus-icon-large {
        font-size: 3rem;
    }
    
    .venus-header {
        text-align: center;
    }
    
    .article-content {
        padding: 1rem;
    }
    
    .feature-card {
        padding: 1rem;
    }
    
    .article-image {
        height: 180px;
    }
    
    .article-title {
        font-size: 1.1rem;
    }
}


/* Articles Page Specific Styles */
.articles-header {
    background: linear-gradient(135deg, #fd7e14 0%, #e55d00 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 76px;
}

.articles-icon-large {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.8);
    animation: slideInRight 1s ease-out;
}

@keyframes slideInRight {
    0% {
        opacity: 0;
        transform: translateX(30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Articles Grid Section */
.articles-grid-section {
    background: #f8f9fa;
}

.articles-container {
    max-width: 1000px;
    margin: 0 auto;
}

.article-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    position: relative;
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.article-image {
    position: relative;
    overflow: hidden;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.article-overlay {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 2;
}

.article-category {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.no-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #FFBD59 0%, #FFB347 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    text-align: center;
}

.no-image-placeholder span {
    font-size: 1rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.article-content {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.article-meta {
    margin-bottom: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.article-meta span {
    font-size: 0.85rem;
    color: #6c757d;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 500;
}

.article-meta i {
    font-size: 0.9rem;
    color: #FFBD59;
}

.article-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.article-title a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-title a:hover {
    color: #fd7e14;
}

.article-excerpt {
    color: #666;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #FFBD59 0%, #FFB347 100%);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #FFB347 0%, #FF9800 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 189, 89, 0.4);
}

/* Alternating Layout */
.article-card:nth-child(even) .row {
    flex-direction: row-reverse;
}

/* Responsive Design */
@media (max-width: 992px) {
    .article-card:nth-child(even) .row {
        flex-direction: column;
    }
    
    .article-card .row {
        flex-direction: column;
    }
    
    .article-image {
        height: 250px;
    }
    
    .article-content {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .articles-icon-large {
        font-size: 4rem;
        margin-top: 2rem;
    }
    
    .article-content {
        padding: 1.5rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-title {
        font-size: 1.3rem;
    }
    
    .article-image {
        height: 200px;
    }
    
    .no-image-placeholder {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .articles-icon-large {
        font-size: 3rem;
    }
    
    .articles-header {
        text-align: center;
    }
    
    .article-content {
        padding: 1rem;
    }
    
    .article-title {
        font-size: 1.2rem;
    }
    
    .article-image {
        height: 180px;
    }
    
    .btn-primary {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* Glossary Page Specific Styles */
.glossary-header {
    background: linear-gradient(135deg, #6f42c1 0%, #563d7c 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 76px;
}

.glossary-image img {
    max-width: 200px;
    height: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 3px solid rgba(255, 255, 255, 0.3);
}

/* Alphabet Navigation */
.alphabet-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e9ecef;
    z-index: 1000;
}

.alphabet-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.alphabet-link {
    display: inline-block;
    padding: 0.5rem 0.75rem;
    background: #f8f9fa;
    color: #6f42c1;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.alphabet-link:hover {
    background: #6f42c1;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(111, 66, 193, 0.3);
}

/* Glossary Content */
.glossary-content {
    background: #f8f9fa;
}

.letter-section {
    margin-bottom: 3rem;
}

.letter-title {
    font-size: 3rem;
    font-weight: 700;
    color: #6f42c1;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid #6f42c1;
    position: sticky;
    top: 120px;
    background: #f8f9fa;
    z-index: 100;
}

.term-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    border-left: 4px solid #6f42c1;
}

.term-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.term-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
    position: relative;
}

.term-name::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: #6f42c1;
    border-radius: 50%;
}

.term-definition {
    color: #666;
    line-height: 1.7;
    margin-bottom: 0;
    font-size: 1rem;
}

/* Search functionality (placeholder for future) */
.search-container {
    position: relative;
    max-width: 500px;
    margin: 0 auto 2rem;
}

.search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: #6f42c1;
    box-shadow: 0 0 0 3px rgba(111, 66, 193, 0.1);
}

/* Back to top button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #6f42c1;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(111, 66, 193, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top:hover {
    background: #563d7c;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(111, 66, 193, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .glossary-image {
        margin-top: 2rem;
    }
    
    .glossary-image img {
        max-width: 150px;
    }
    
    .alphabet-container {
        gap: 0.3rem;
    }
    
    .alphabet-link {
        padding: 0.4rem 0.6rem;
        font-size: 0.9rem;
    }
    
    .letter-title {
        font-size: 2.5rem;
        top: 100px;
    }
    
    .term-card {
        padding: 1.5rem;
    }
    
    .term-name {
        font-size: 1.2rem;
    }
    
    .term-name::before {
        left: -1.5rem;
    }
}

@media (max-width: 576px) {
    .glossary-header {
        text-align: center;
    }
    
    .glossary-image img {
        max-width: 120px;
    }
    
    .alphabet-link {
        padding: 0.3rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .letter-title {
        font-size: 2rem;
        top: 90px;
    }
    
    .term-card {
        padding: 1rem;
        margin-left: 1rem;
    }
    
    .term-name {
        font-size: 1.1rem;
    }
    
    .term-name::before {
        left: -1rem;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 1rem;
        right: 1rem;
    }
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Highlight animation when jumping to sections */
@keyframes highlight {
    0% { background-color: rgba(111, 66, 193, 0.1); }
    50% { background-color: rgba(111, 66, 193, 0.2); }
    100% { background-color: transparent; }
}

.letter-section:target {
    animation: highlight 2s ease-in-out;
}

/* News Page Specific Styles */
.news-header {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 76px;
}

.news-icon-large {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.8);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

/* News Articles Section */
.news-articles-section {
    background: #f8f9fa;
}

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

.news-article-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    position: relative;
}

.news-article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.news-image {
    position: relative;
    overflow: hidden;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.news-date {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(231, 76, 60, 0.9);
    color: white;
    padding: 0.5rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    min-width: 60px;
    backdrop-filter: blur(10px);
}

.news-date .day {
    display: block;
    font-size: 1.2rem;
    line-height: 1;
}

.news-date .month {
    display: block;
    font-size: 0.8rem;
    line-height: 1;
    opacity: 0.9;
}

.news-content {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.news-meta {
    margin-bottom: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.news-meta span {
    font-size: 0.85rem;
    color: #6c757d;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 500;
}

.news-meta i {
    font-size: 0.9rem;
    color: #e74c3c;
}

.news-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    color: #333;
}

.news-text {
    color: #666;
    line-height: 1.7;
    font-size: 1rem;
}

.news-text p {
    margin-bottom: 1rem;
}

.news-text p:last-child {
    margin-bottom: 0;
}

.news-text strong {
    color: #333;
    font-weight: 600;
}

/* Alternating Layout */
.news-article-card:nth-child(even) .row {
    flex-direction: row-reverse;
}

/* Breaking News Banner */
.breaking-news {
    background: linear-gradient(45deg, #e74c3c, #c0392b);
    color: white;
    padding: 0.5rem 0;
    position: relative;
    overflow: hidden;
}

.breaking-news::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

.breaking-text {
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .news-article-card:nth-child(even) .row {
        flex-direction: column;
    }
    
    .news-article-card .row {
        flex-direction: column;
    }
    
    .news-image {
        height: 250px;
    }
    
    .news-content {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .news-icon-large {
        font-size: 4rem;
        margin-top: 2rem;
    }
    
    .news-content {
        padding: 1.5rem;
    }
    
    .news-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .news-title {
        font-size: 1.3rem;
    }
    
    .news-image {
        height: 200px;
    }
    
    .news-date {
        top: 0.5rem;
        right: 0.5rem;
        padding: 0.4rem;
        min-width: 50px;
    }
    
    .news-date .day {
        font-size: 1rem;
    }
    
    .news-date .month {
        font-size: 0.7rem;
    }
}

@media (max-width: 576px) {
    .news-icon-large {
        font-size: 3rem;
    }
    
    .news-header {
        text-align: center;
    }
    
    .news-content {
        padding: 1rem;
    }
    
    .news-title {
        font-size: 1.2rem;
    }
    
    .news-image {
        height: 180px;
    }
    
    .news-text {
        font-size: 0.95rem;
    }
}

/* News Categories */
.news-category-filter {
    background: white;
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.category-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.category-tag {
    padding: 0.5rem 1rem;
    background: #f8f9fa;
    color: #666;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.category-tag:hover,
.category-tag.active {
    background: #e74c3c;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}