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

:root {
    --primary-blue: #0040FF;
    --accent-orange: #FF8C00;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --dark-gray: #333333;
    --text-gray: #666666;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

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

/* Header & Navigation */
.header {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    flex-shrink: 0;
}

.logo-text h1 {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.logo-text p {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    opacity: 0.9;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 16px;
    border-radius: 4px;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.cta-button {
    background-color: var(--accent-orange);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 6px;
    transition: var(--transition);
    font-size: 0.9rem;
}

.cta-button:hover {
    background-color: #E67E00;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 140, 0, 0.3);
}

/* Hero Section */
.hero {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 80px 0 100px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-description {
    font-size: 1.3rem;
    font-weight: 400;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.5;
}

.hero-cta {
    background-color: var(--accent-orange);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    padding: 16px 32px;
    border-radius: 8px;
    transition: var(--transition);
    display: inline-block;
}

.hero-cta:hover {
    background-color: #E67E00;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 140, 0, 0.4);
}

/* Articles Section */
.articles-section {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--dark-gray);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 0.85rem;
}

.article-date {
    color: var(--text-gray);
    font-weight: 500;
}

.article-category {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.75rem;
}

.article-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 18px;
    line-height: 1.3;
    color: var(--dark-gray);
}

.article-excerpt {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-gray);
    margin-bottom: 25px;
}

.article-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 25px;
}

.feature-tag {
    background-color: #f0f4ff;
    color: var(--primary-blue);
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 500;
}

.read-more {
    color: var(--accent-orange);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

.read-more:hover {
    color: #E67E00;
}

/* Infographics Section */
.infographics-section {
    padding: 80px 0;
    background-color: var(--white);
}

.infographic-card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid #eee;
}

.infographic-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.infographic-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 30px;
}

.infographic-container {
    margin: 30px 0;
    text-align: center;
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
}

.infographic-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.infographic-details {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid #eee;
}

.infographic-details h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark-gray);
}

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

.infographic-details li {
    margin-bottom: 15px;
    padding-left: 20px;
    position: relative;
    font-size: 1rem;
    line-height: 1.6;
}

.infographic-details li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent-orange);
    font-weight: bold;
}

.infographic-details strong {
    color: var(--primary-blue);
    font-weight: 600;
}

/* Interview Preparation Section */
.interview-prep-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.interview-prep-content {
    background-color: var(--white);
    border-radius: 16px;
    padding: 50px;
    box-shadow: var(--shadow);
    border: 1px solid #eee;
}

.interview-prep-info h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark-gray);
    text-align: center;
}

.interview-prep-info > p {
    font-size: 1.1rem;
    color: var(--text-gray);
    text-align: center;
    margin-bottom: 40px;
    line-height: 1.7;
}

.prep-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.feature-item {
    background-color: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid var(--accent-orange);
}

.feature-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--primary-blue);
}

.feature-item p {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

.prep-benefits {
    margin: 40px 0;
    padding: 30px;
    background-color: #f0f8ff;
    border-radius: 12px;
    border: 2px solid var(--primary-blue);
}

.prep-benefits h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.prep-benefits ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.prep-benefits li {
    padding: 10px 0 10px 30px;
    position: relative;
    font-size: 1rem;
    color: var(--dark-gray);
    line-height: 1.6;
}

.prep-benefits li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
    font-size: 1.1rem;
    top: 10px;
}

.pricing-info {
    text-align: center;
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, #fff8e7 0%, #ffe4b3 100%);
    border-radius: 12px;
    border: 2px solid var(--accent-orange);
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-orange);
    display: block;
}

.price-note {
    font-size: 1rem;
    color: var(--text-gray);
    font-style: italic;
}

.prep-cta {
    display: block;
    width: fit-content;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--accent-orange), #ff9500);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    padding: 15px 30px;
    border-radius: 50px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(255, 140, 0, 0.3);
}

.prep-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 140, 0, 0.4);
    background: linear-gradient(135deg, #ff9500, var(--accent-orange));
}

/* Footer */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 60px 0 30px;
}

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

.footer-section h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 15px;
}

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

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

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--accent-orange);
}

.footer-cta {
    background-color: var(--accent-orange);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 6px;
    transition: var(--transition);
    display: inline-block;
    margin-top: 15px;
}

.footer-cta:hover {
    background-color: #E67E00;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #555;
    color: #999;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: var(--white);
    margin: 2% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.close {
    color: var(--white);
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 35px;
    font-weight: bold;
    z-index: 2001;
    cursor: pointer;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.close:hover {
    background-color: rgba(255, 140, 0, 0.8);
}

.article-full-content {
    padding: 40px;
}

.article-full-content h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.article-full-content .article-meta {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #eee;
}

.article-full-content h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--dark-gray);
}

.article-full-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin: 30px 0 15px;
    color: var(--primary-blue);
}

.article-full-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 25px 0 12px;
    color: var(--dark-gray);
}

.article-full-content p {
    margin-bottom: 18px;
    line-height: 1.7;
    font-size: 1rem;
}

.article-full-content ul, .article-full-content ol {
    margin-bottom: 20px;
    padding-left: 25px;
}

.article-full-content li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.article-full-content strong {
    font-weight: 600;
    color: var(--dark-gray);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .article-content {
        padding: 25px;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .nav-links {
        gap: 15px;
    }
    
    .hero {
        padding: 60px 0 80px;
    }
    
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .article-full-content {
        padding: 25px;
    }
    
    .article-full-content h1 {
        font-size: 2rem;
    }
    
    .article-full-content h2 {
        font-size: 1.5rem;
    }
    
    .interview-prep-content {
        padding: 30px 25px;
    }
    
    .interview-prep-info h3 {
        font-size: 1.8rem;
    }
    
    .prep-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .prep-benefits ul {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .prep-cta {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .article-content {
        padding: 20px;
    }
    
    .article-title {
        font-size: 1.3rem;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .interview-prep-content {
        padding: 25px 20px;
    }
    
    .interview-prep-info h3 {
        font-size: 1.6rem;
    }
    
    .interview-prep-info > p {
        font-size: 1rem;
    }
    
    .feature-item {
        padding: 20px;
    }
    
    .prep-benefits {
        padding: 20px;
    }
    
    .pricing-info {
        padding: 20px;
    }
    
    .price {
        font-size: 2.5rem;
    }
}