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

:root {
    --primary-color: #FF4C4C;
    --bg-dark: #000000;
    --bg-light: #111111;
    --text-white: #FFFFFF;
    --text-gray: #CCCCCC;
    --border-color: #333333;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-white);
    line-height: 1.6;
}

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

.header {
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: 2px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-list a {
    color: var(--text-white);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

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

.btn-primary {
    background-color: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
    padding: 12px 30px;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary:hover {
    background-color: var(--text-white);
    color: var(--bg-dark);
}

.menu-toggle {
    display: none;
}

.burger-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.burger-menu span {
    width: 30px;
    height: 3px;
    background-color: var(--text-white);
    transition: all 0.3s;
}

.hero {
    padding: 100px 0;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.hero-text p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.btn-secondary {
    background-color: var(--text-white);
    color: var(--bg-dark);
    border: 2px solid var(--text-white);
    padding: 12px 30px;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    display: inline-block;
}

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

.hero-image {
    width: 100%;
    height: 500px;
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-header {
    background-color: var(--bg-dark);
    padding: 80px 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.page-header p {
    font-size: 18px;
    color: var(--text-gray);
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    text-transform: uppercase;
}

.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-left h3 {
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-transform: uppercase;
}

.about-left h2 {
    font-size: 42px;
    line-height: 1.2;
    margin-bottom: 30px;
}

.about-right h2 {
    font-size: 32px;
    line-height: 1.4;
    margin-bottom: 20px;
}

.about-right p {
    font-size: 16px;
    color: var(--text-gray);
    margin-bottom: 30px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 30px;
}

.stat-item h4 {
    font-size: 12px;
    color: var(--primary-color);
    margin-bottom: 10px;
    text-transform: uppercase;
}

.stat-item h3 {
    font-size: 36px;
    font-weight: 700;
}

.about-image {
    width: 100%;
    height: 400px;
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.course-card {
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    padding: 30px;
    display: flex;
    gap: 20px;
    align-items: center;
    transition: border-color 0.3s;
    text-decoration: none;
    color: var(--text-white);
}

.course-card:hover {
    border-color: var(--primary-color);
}

.course-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.course-icon img {
    width: 30px;
    height: 30px;
}

.course-info h3 {
    font-size: 18px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.course-info p {
    font-size: 14px;
    color: var(--text-gray);
}

.why-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.why-image {
    width: 100%;
    height: 500px;
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
}

.why-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.why-content h2 {
    font-size: 36px;
    margin-bottom: 30px;
    text-transform: uppercase;
}

.why-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.why-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.why-item-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.why-item-icon img {
    width: 25px;
    height: 25px;
}

.why-item-content h3 {
    font-size: 18px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.why-item-content p {
    font-size: 14px;
    color: var(--text-gray);
}

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

.contact-form h2 {
    font-size: 36px;
    margin-bottom: 40px;
    text-transform: uppercase;
}

.form-group {
    margin-bottom: 20px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background-color: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-white);
    padding: 15px;
    font-size: 14px;
    font-family: inherit;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-gray);
}

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

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background-color: var(--bg-dark);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
}

.checkbox-group label {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.4;
}

.checkbox-group label a {
    color: var(--primary-color);
    text-decoration: none;
}

.checkbox-group label a:hover {
    text-decoration: underline;
}

.btn-submit {
    background-color: var(--text-white);
    color: var(--bg-dark);
    border: 2px solid var(--text-white);
    padding: 15px 40px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.btn-submit:hover {
    background-color: transparent;
    color: var(--text-white);
}

.contact-info-box {
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    padding: 40px;
}

.contact-info-item {
    margin-bottom: 40px;
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-info-item h3 {
    font-size: 18px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.contact-info-item p,
.contact-info-item a {
    font-size: 16px;
    color: var(--text-white);
    text-decoration: none;
    display: block;
    margin-bottom: 8px;
}

.contact-info-item a:hover {
    color: var(--primary-color);
}

.contact-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 30px 0;
}

.article-header {
    max-width: 800px;
    margin: 0 auto 40px;
}

.article-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 30px;
    justify-content: center;
}

.article-image {
    width: 100%;
    max-width: 900px;
    height: 400px;
    margin: 0 auto 60px;
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
}

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

.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content h2 {
    font-size: 32px;
    margin: 40px 0 20px;
    text-transform: uppercase;
}

.article-content p {
    font-size: 16px;
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.article-content ul,
.article-content ol {
    margin: 20px 0 20px 30px;
    color: var(--text-gray);
}

.article-content li {
    margin-bottom: 10px;
    line-height: 1.6;
}

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

.btn-view-all {
    background-color: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
    padding: 12px 40px;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    display: inline-block;
}

.btn-view-all:hover {
    background-color: var(--text-white);
    color: var(--bg-dark);
}

.footer {
    background-color: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 20px;
}

.footer-description {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

.footer-col h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

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

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--text-white);
}

.contact-info li {
    color: var(--text-gray);
    font-size: 14px;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--text-gray);
}

.thank-you-section {
    padding: 120px 0;
    text-align: center;
}

.thank-you-section h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.thank-you-section p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 30px;
}

@media (max-width: 992px) {
    .hero-content,
    .about-section,
    .why-section {
        grid-template-columns: 1fr;
    }

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

    .stats {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .burger-menu {
        display: flex;
    }

    .nav {
        position: relative;
    }

    .nav-list {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background-color: var(--bg-dark);
        flex-direction: column;
        gap: 0;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s;
    }

    .nav-list li {
        padding: 15px 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-list li:last-child {
        border-bottom: none;
    }

    .menu-toggle:checked ~ .nav-list {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .menu-toggle:checked ~ .burger-menu span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .menu-toggle:checked ~ .burger-menu span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle:checked ~ .burger-menu span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .header-content .btn-primary {
        display: none;
    }

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

    .page-header h1 {
        font-size: 36px;
    }

    .section-title {
        font-size: 28px;
    }

    .about-left h2 {
        font-size: 32px;
    }

    .about-right h2 {
        font-size: 24px;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
    }

    .article-content h2 {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 24px;
    }

    .hero {
        padding: 60px 0;
    }

    .hero-text h1 {
        font-size: 28px;
    }

    .hero-text p {
        font-size: 16px;
    }

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

    .hero-buttons .btn-secondary,
    .hero-buttons .btn-primary {
        width: 100%;
        text-align: center;
    }

    .page-header h1 {
        font-size: 28px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 24px;
    }

    .about-left h2 {
        font-size: 24px;
    }

    .why-content h2 {
        font-size: 24px;
    }

    .contact-form h2 {
        font-size: 24px;
    }
}

@media (max-width: 320px) {
    .container {
        padding: 0 15px;
    }

    .logo {
        font-size: 20px;
    }

    .hero-text h1 {
        font-size: 24px;
    }

    .page-header h1 {
        font-size: 24px;
    }

    .btn-primary,
    .btn-secondary,
    .btn-submit {
        padding: 10px 20px;
        font-size: 14px;
    }
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-light);
    border-top: 2px solid var(--border-color);
    padding: 25px 0;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s ease-in-out;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.cookie-banner-text {
    flex: 1;
}

.cookie-banner-text p {
    font-size: 14px;
    color: var(--text-gray);
    margin: 0;
    line-height: 1.6;
}

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

.cookie-banner-text a:hover {
    text-decoration: underline;
}

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

.btn-cookie {
    background-color: var(--text-white);
    color: var(--bg-dark);
    border: 2px solid var(--text-white);
    padding: 12px 30px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
}

.btn-cookie:hover {
    background-color: transparent;
    color: var(--text-white);
}

@media (max-width: 768px) {
    .cookie-banner {
        padding: 20px 0;
    }

    .cookie-banner-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

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

    .btn-cookie {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .cookie-banner-text p {
        font-size: 13px;
    }

    .btn-cookie {
        padding: 10px 20px;
        font-size: 13px;
    }
}