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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --danger-color: #ef4444;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
}

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

.main-header {
    background-color: var(--bg-white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navigation-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

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

.logo-section img {
    border-radius: 50%;
}

.brand-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
}

.hero-section .container-fluid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.cta-button {
    display: inline-block;
    background-color: var(--bg-white);
    color: var(--primary-color);
    padding: 15px 35px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.hero-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.features-section,
.dashboard-section,
.courses-preview,
.email-subscription,
.testimonials-section {
    padding: 80px 0;
}

.features-section {
    background-color: var(--bg-light);
}

.features-section h2,
.dashboard-section h2,
.courses-preview h2,
.testimonials-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: var(--text-color);
}

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

.feature-card {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.dashboard-frame {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.dashboard-frame img {
    width: 100%;
    display: block;
}

.dashboard-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;
}

.dashboard-overlay h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.course-item {
    background-color: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.course-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.course-item img {
    width: 100%;
    display: block;
}

.course-item h3 {
    padding: 20px 20px 10px;
    font-size: 22px;
}

.course-item p {
    padding: 0 20px 20px;
    color: var(--text-light);
}

.email-subscription {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.subscription-box {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.subscription-box h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.subscription-box p {
    margin-bottom: 30px;
    opacity: 0.95;
}

.email-form {
    display: flex;
    gap: 10px;
}

.email-form input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
}

.email-form button {
    padding: 15px 30px;
    background-color: var(--text-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.email-form button:hover {
    background-color: #374151;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: var(--bg-white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

.testimonial-card h4 {
    font-size: 18px;
    margin-bottom: 5px;
}

.testimonial-card span {
    color: var(--text-light);
    font-size: 14px;
}

.main-footer {
    background-color: #1f2937;
    color: #d1d5db;
    padding: 60px 0 20px;
}

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

.footer-column h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 20px;
}

.footer-column p {
    line-height: 1.7;
    margin-bottom: 10px;
}

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

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

.footer-column a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: white;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #374151;
}

.cookie-banner {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 -4px 10px rgba(0,0,0,0.1);
    z-index: 9999;
    padding: 30px 0;
}

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

.cookie-content h3 {
    margin-bottom: 10px;
    font-size: 22px;
}

.cookie-content p {
    margin-bottom: 20px;
    color: var(--text-light);
}

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

.cookie-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.cookie-btn.accept {
    background-color: var(--primary-color);
    color: white;
}

.cookie-btn.accept:hover {
    background-color: var(--secondary-color);
}

.cookie-btn.decline {
    background-color: var(--border-color);
    color: var(--text-color);
}

.cookie-btn.decline:hover {
    background-color: #d1d5db;
}

.cookie-link {
    padding: 12px 30px;
    color: var(--primary-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.cookie-link:hover {
    text-decoration: underline;
}

.about-section {
    padding: 60px 0;
}

.about-hero {
    text-align: center;
    margin-bottom: 60px;
}

.about-hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
}

.about-hero p {
    font-size: 20px;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
}

.about-content {
    max-width: 900px;
    margin: 0 auto 60px;
}

.about-content h2 {
    font-size: 32px;
    margin: 40px 0 20px;
    color: var(--primary-color);
}

.about-content p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--text-light);
}

.team-section {
    background-color: var(--bg-light);
    padding: 60px 0;
    margin-top: 60px;
}

.team-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.team-member {
    background-color: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.team-member img {
    width: 100%;
    display: block;
}

.team-member h3 {
    padding: 20px 20px 10px;
    font-size: 22px;
}

.team-member .position {
    padding: 0 20px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.team-member .bio {
    padding: 0 20px 20px;
    color: var(--text-light);
    line-height: 1.6;
}

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

.blog-section h1 {
    text-align: center;
    font-size: 42px;
    margin-bottom: 50px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
}

.blog-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.blog-card img {
    width: 100%;
    display: block;
}

.blog-card-content {
    padding: 25px;
}

.blog-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--text-light);
}

.blog-card h2 {
    font-size: 22px;
    margin-bottom: 15px;
}

.blog-card h2 a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

.blog-card h2 a:hover {
    color: var(--primary-color);
}

.blog-card p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.6;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: gap 0.3s;
}

.read-more:hover {
    gap: 10px;
}

.contact-section {
    padding: 60px 0;
}

.contact-section h1 {
    text-align: center;
    font-size: 42px;
    margin-bottom: 50px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form-wrapper h2,
.contact-info-wrapper h2 {
    font-size: 28px;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-btn {
    padding: 15px 40px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background-color: var(--secondary-color);
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-top: 5px;
}

.info-item h3 {
    margin-bottom: 8px;
    font-size: 18px;
}

.info-item p {
    color: var(--text-light);
    line-height: 1.6;
}

.success-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.success-modal-content {
    background-color: white;
    padding: 50px;
    border-radius: 12px;
    text-align: center;
    max-width: 500px;
}

.success-icon {
    font-size: 64px;
    color: var(--success-color);
    margin-bottom: 20px;
}

.success-modal-content h2 {
    margin-bottom: 15px;
    font-size: 28px;
}

.success-modal-content p {
    margin-bottom: 30px;
    color: var(--text-light);
}

.close-success-btn {
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.close-success-btn:hover {
    background-color: var(--secondary-color);
}

.post-content {
    padding: 60px 0;
}

.post-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
}

.post-header h1 {
    font-size: 42px;
    margin-bottom: 20px;
    line-height: 1.3;
}

.post-meta {
    display: flex;
    justify-content: center;
    gap: 30px;
    color: var(--text-light);
    font-size: 15px;
}

.post-featured-image {
    max-width: 1000px;
    margin: 0 auto 50px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.post-featured-image img {
    width: 100%;
    display: block;
}

.post-body {
    max-width: 800px;
    margin: 0 auto;
}

.post-body p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--text-light);
}

.post-body h2 {
    font-size: 32px;
    margin: 40px 0 20px;
    color: var(--text-color);
}

.post-body h3 {
    font-size: 24px;
    margin: 30px 0 15px;
    color: var(--text-color);
}

@media (max-width: 768px) {
    .navigation-bar {
        flex-direction: column;
        gap: 20px;
    }

    .nav-menu {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .hero-section .container-fluid {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .features-grid,
    .courses-grid,
    .testimonials-grid,
    .team-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .email-form {
        flex-direction: column;
    }

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

    .post-header h1 {
        font-size: 32px;
    }

    .post-meta {
        flex-direction: column;
        gap: 10px;
    }

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