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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

.site-header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.main-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    object-fit: cover;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

.hero-banner {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary,
.btn-submit,
.btn-submit-contact,
.btn-modal-close {
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.summary-block {
    padding: 60px 0;
    background: var(--bg-light);
}

.summary-card {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.summary-card h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.75rem;
}

.summary-card p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.advantages-section {
    padding: 80px 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.advantage-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

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

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.advantage-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.advantage-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.courses-preview {
    padding: 80px 0;
    background: var(--bg-light);
}

.courses-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.course-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.course-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.course-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.course-info {
    padding: 30px;
}

.course-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.course-info p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.course-features {
    list-style: none;
}

.course-features li {
    padding: 8px 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.course-features i {
    color: var(--success-color);
}

.checklist-section {
    padding: 80px 0;
    background: white;
}

.checklist-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 40px;
    border-radius: 12px;
}

.checklist-intro {
    margin-bottom: 30px;
}

.checklist-intro p {
    font-size: 1.1rem;
    color: var(--text-light);
}

.checklist-items {
    list-style: none;
}

.checklist-items li {
    margin-bottom: 20px;
}

.checklist-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
    padding-left: 40px;
}

.checklist-checkbox {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    position: absolute;
    left: 0;
    height: 25px;
    width: 25px;
    background-color: white;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    transition: var(--transition);
}

.checklist-checkbox:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 8px;
    top: 4px;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checklist-checkbox:checked ~ .checkmark:after {
    display: block;
}

.checklist-text {
    font-size: 1rem;
    color: var(--text-dark);
    line-height: 1.5;
}

.checklist-result {
    margin-top: 30px;
    padding: 20px;
    background: white;
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
}

.registration-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.registration-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.registration-info h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.registration-info p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.info-benefits {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.info-item span {
    font-weight: 500;
    color: var(--text-dark);
}

.registration-form {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-submit,
.btn-submit-contact {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 16px;
    font-size: 1.1rem;
    margin-top: 10px;
}

.btn-submit:hover,
.btn-submit-contact:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.site-footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

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

.footer-column h4 {
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-links,
.footer-contacts {
    list-style: none;
}

.footer-links li,
.footer-contacts li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-contacts li {
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: start;
    gap: 10px;
}

.footer-contacts i {
    margin-top: 4px;
    color: var(--primary-color);
}

.company-reg {
    font-size: 0.9rem;
    margin-top: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: var(--shadow-xl);
    padding: 30px;
    z-index: 9999;
    display: none;
    border-top: 3px solid var(--primary-color);
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.cookie-text h4 {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

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

.cookie-buttons {
    display: flex;
    gap: 15px;
    flex-shrink: 0;
}

.cookie-btn {
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

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

.cookie-btn.customize {
    background: var(--bg-light);
    color: var(--text-dark);
}

.cookie-btn.reject {
    background: transparent;
    color: var(--text-light);
    border: 1px solid var(--border-color);
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal-overlay.show {
    display: flex;
}

.modal-content {
    background: white;
    padding: 50px;
    border-radius: 16px;
    text-align: center;
    max-width: 500px;
    box-shadow: var(--shadow-xl);
}

.modal-icon {
    font-size: 4rem;
    color: var(--success-color);
    margin-bottom: 20px;
}

.modal-content h3 {
    font-size: 1.75rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.modal-content p {
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.7;
}

.btn-modal-close {
    background: var(--primary-color);
    color: white;
}

.page-header-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.page-header-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.page-header-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
}

.blog-grid-section {
    padding: 80px 0;
}

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

.blog-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

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

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

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

.blog-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-color);
    color: white;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

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

.blog-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.blog-card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    line-height: 1.4;
}

.blog-card-excerpt {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.blog-read-more {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.blog-read-more:hover {
    gap: 12px;
}

.team-section {
    padding: 80px 0;
}

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

.team-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

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

.team-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.team-card h3 {
    padding: 20px 20px 10px;
    font-size: 1.5rem;
    color: var(--text-dark);
}

.team-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.team-bio {
    padding: 0 20px 30px;
    color: var(--text-light);
    line-height: 1.7;
}

.about-intro-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.about-intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-intro-content h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.about-intro-content p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.values-section {
    padding: 80px 0;
}

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

.value-item {
    text-align: center;
    padding: 30px;
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.value-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.value-item p {
    color: var(--text-light);
    line-height: 1.7;
}

.contact-main-section {
    padding: 80px 0;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info-block h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-text h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.contact-text p {
    color: var(--text-light);
    line-height: 1.7;
}

.contact-text a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-form-block {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.contact-form-block h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.map-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.map-container {
    margin-top: 40px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.post-container {
    max-width: 900px;
}

.post-breadcrumb {
    margin-bottom: 30px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.post-breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.post-breadcrumb .separator {
    margin: 0 10px;
}

.post-title {
    font-size: 2.75rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.post-meta-info {
    display: flex;
    gap: 25px;
    margin-bottom: 40px;
    font-size: 0.95rem;
    color: var(--text-light);
}

.post-meta-info span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.post-featured-image {
    margin-bottom: 50px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.post-content {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-dark);
}

.post-content .lead-paragraph {
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.post-content h2 {
    font-size: 2rem;
    margin: 2.5rem 0 1.5rem;
    color: var(--text-dark);
}

.post-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--text-dark);
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content ul {
    margin: 1.5rem 0;
    padding-left: 30px;
}

.post-content ul li {
    margin-bottom: 10px;
    line-height: 1.8;
}

.post-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.post-tags {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.post-tags .tag {
    background: var(--bg-light);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-dark);
}

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

.share-label {
    font-weight: 600;
    color: var(--text-dark);
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--bg-light);
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.related-posts {
    margin-top: 80px;
}

.related-posts h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

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

.related-post-card {
    display: block;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-decoration: none;
}

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

.related-post-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.related-post-card h4 {
    padding: 20px;
    color: var(--text-dark);
    font-size: 1.25rem;
    line-height: 1.4;
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .registration-container,
    .contact-layout {
        grid-template-columns: 1fr;
    }

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

    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }

    .cookie-btn {
        width: 100%;
    }

    .blog-posts-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .post-title {
        font-size: 1.75rem;
    }

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

    .post-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .advantages-grid,
    .courses-container,
    .team-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }
}