@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700&family=Exo+2:wght@300;400;500;600&display=swap');

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

:root {
    --primary: #0a0a1a;
    --secondary: #1a1a3a;
    --accent: #00d4ff;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --text: #e0e0e0;
    --text-light: #ffffff;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --nebula: linear-gradient(135deg, #1a0a2e 0%, #16213e 50%, #0f3460 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Exo 2', sans-serif;
    background: var(--primary);
    color: var(--text);
    line-height: 1.6;
    font-size: 14px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    color: var(--text-light);
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: var(--accent);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--text-light);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--gradient);
    color: var(--text-light);
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    font-weight: 500;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
    color: var(--text-light);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
}

.btn-outline:hover {
    background: var(--accent);
    color: var(--primary);
}

.glass-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.1);
}

header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: 90%;
    max-width: 900px;
    transition: all 0.4s ease;
}

header.hidden {
    top: -100px;
    opacity: 0;
}

.header-capsule {
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 12px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo i {
    color: var(--accent);
    font-size: 18px;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 20px;
    cursor: pointer;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 25px;
    align-items: center;
}

nav ul li a {
    color: var(--text);
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 5px 0;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--accent);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--nebula);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: 50px 50px;
    animation: stars 100s linear infinite;
}

@keyframes stars {
    from { transform: translateY(0); }
    to { transform: translateY(-1000px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 100px 0 60px;
}

.hero-text h1 {
    font-size: 42px;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--text-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 15px;
    margin-bottom: 25px;
    color: var(--text);
    max-width: 450px;
}

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

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent);
    border-radius: 20px;
    z-index: -1;
}

.floating-badge {
    position: absolute;
    bottom: -15px;
    left: -15px;
    background: var(--gradient);
    padding: 12px 20px;
    border-radius: 10px;
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    color: var(--text-light);
}

section {
    padding: 70px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text);
    max-width: 500px;
    margin: 0 auto;
    font-size: 13px;
}

.features {
    background: var(--secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-card {
    text-align: center;
    padding: 30px 20px;
}

.feature-card i {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 14px;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 12px;
    color: var(--text);
}

.about-section {
    background: var(--primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    border-radius: 15px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

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

.about-content p {
    margin-bottom: 15px;
    font-size: 13px;
}

.about-stats {
    display: flex;
    gap: 30px;
    margin-top: 25px;
}

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

.stat-item span {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    color: var(--accent);
    font-weight: 700;
}

.stat-item p {
    font-size: 11px;
    color: var(--text);
    margin: 0;
}

.courses-section {
    background: var(--nebula);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.course-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.course-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
}

.course-image {
    position: relative;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.course-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--gradient);
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-light);
}

.course-content {
    padding: 20px;
}

.course-content h3 {
    font-size: 15px;
    margin-bottom: 8px;
}

.course-content p {
    font-size: 12px;
    color: var(--text);
    margin-bottom: 15px;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid var(--glass-border);
}

.course-price {
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    color: var(--accent);
    font-weight: 700;
}

.course-duration {
    font-size: 11px;
    color: var(--text);
}

.testimonials {
    background: var(--secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.testimonial-card {
    padding: 25px;
    position: relative;
}

.testimonial-card::before {
    content: '\f10d';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    color: var(--accent);
    opacity: 0.3;
}

.testimonial-card p {
    font-size: 13px;
    font-style: italic;
    margin-bottom: 15px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    color: var(--text-light);
}

.author-info h4 {
    font-size: 13px;
    margin-bottom: 2px;
}

.author-info span {
    font-size: 11px;
    color: var(--text);
}

.cta-section {
    background: var(--gradient);
    text-align: center;
    padding: 60px 0;
}

.cta-section h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.cta-section p {
    margin-bottom: 25px;
    font-size: 14px;
    opacity: 0.9;
}

.cta-section .btn {
    background: var(--text-light);
    color: var(--primary);
}

.cta-section .btn:hover {
    background: var(--primary);
    color: var(--text-light);
}

footer {
    background: var(--primary);
    border-top: 1px solid var(--glass-border);
    padding: 30px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-brand .logo {
    margin-bottom: 10px;
}

.footer-brand p {
    font-size: 12px;
    color: var(--text);
    max-width: 250px;
}

.footer-links h4 {
    font-size: 12px;
    margin-bottom: 12px;
    color: var(--accent);
}

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

.footer-links ul li {
    margin-bottom: 6px;
}

.footer-links ul li a {
    font-size: 11px;
    color: var(--text);
}

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

.footer-contact p {
    font-size: 11px;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-contact i {
    color: var(--accent);
    width: 14px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
    flex-wrap: wrap;
    gap: 10px;
}

.footer-bottom p {
    font-size: 11px;
    color: var(--text);
}

.privacy-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.privacy-links a {
    font-size: 10px;
    color: var(--text);
}

.page-header {
    background: var(--nebula);
    padding: 120px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="0.5" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: 30px 30px;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 10px;
    position: relative;
}

.page-header p {
    font-size: 14px;
    color: var(--text);
    position: relative;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    font-size: 12px;
    position: relative;
}

.breadcrumb a {
    color: var(--text);
}

.breadcrumb span {
    color: var(--accent);
}

.projects-section {
    background: var(--primary);
}

.projects-intro {
    max-width: 700px;
    margin: 0 auto 40px;
    text-align: center;
}

.projects-intro p {
    font-size: 13px;
}

.project-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.project-item {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-item:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.project-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-info {
    padding: 20px;
}

.project-info h3 {
    font-size: 16px;
    margin-bottom: 8px;
}

.project-info p {
    font-size: 12px;
    color: var(--text);
    margin-bottom: 12px;
}

.project-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.project-tags span {
    background: var(--secondary);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 10px;
    color: var(--accent);
}

.skills-section {
    background: var(--secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.skill-item {
    text-align: center;
    padding: 25px 15px;
}

.skill-item i {
    font-size: 32px;
    color: var(--accent);
    margin-bottom: 12px;
}

.skill-item h4 {
    font-size: 13px;
    margin-bottom: 8px;
}

.skill-item p {
    font-size: 11px;
    color: var(--text);
}

.faq-section {
    background: var(--primary);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--accent);
}

.faq-question {
    padding: 18px 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 13px;
    color: var(--text-light);
}

.faq-question i {
    color: var(--accent);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 20px 18px;
    max-height: 300px;
}

.faq-answer p {
    font-size: 12px;
    color: var(--text);
    line-height: 1.7;
}

.contact-section {
    background: var(--primary);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info h2 {
    font-size: 26px;
    margin-bottom: 15px;
}

.contact-info > p {
    font-size: 13px;
    color: var(--text);
    margin-bottom: 25px;
}

.contact-details {
    margin-bottom: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 18px;
}

.contact-item i {
    width: 40px;
    height: 40px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 16px;
}

.contact-item-text h4 {
    font-size: 13px;
    margin-bottom: 3px;
}

.contact-item-text p {
    font-size: 12px;
    color: var(--text);
}

.contact-map {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.contact-map iframe {
    width: 100%;
    height: 180px;
    border: none;
    filter: grayscale(80%) invert(90%) contrast(90%);
}

.contact-form-wrapper {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 35px;
    position: relative;
    overflow: hidden;
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient);
}

.contact-form-wrapper h3 {
    font-size: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background: var(--secondary);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-light);
    font-family: 'Exo 2', sans-serif;
    font-size: 13px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 15px var(--accent-glow);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

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

.checkbox-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-top: 2px;
    accent-color: var(--accent);
}

.checkbox-group label {
    font-size: 11px;
    color: var(--text);
    text-transform: none;
    letter-spacing: 0;
    margin-bottom: 0;
}

.form-group .btn {
    width: 100%;
    padding: 14px;
    font-size: 13px;
}

.error-page {
    min-height: calc(100vh - 180px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--nebula);
    padding: 100px 20px 50px;
}

.error-content h1 {
    font-size: 100px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.error-content h2 {
    font-size: 24px;
    margin-bottom: 12px;
}

.error-content p {
    font-size: 14px;
    color: var(--text);
    margin-bottom: 25px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.thankyou-page {
    min-height: calc(100vh - 180px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--nebula);
    padding: 100px 20px 50px;
}

.thankyou-content i {
    font-size: 60px;
    color: var(--accent);
    margin-bottom: 20px;
}

.thankyou-content h1 {
    font-size: 32px;
    margin-bottom: 12px;
}

.thankyou-content p {
    font-size: 14px;
    color: var(--text);
    margin-bottom: 25px;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
}

.policy-section {
    background: var(--primary);
    padding: 50px 0;
}

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

.policy-content h2 {
    font-size: 20px;
    margin: 30px 0 12px;
    color: var(--accent);
}

.policy-content h3 {
    font-size: 16px;
    margin: 20px 0 10px;
}

.policy-content p {
    font-size: 13px;
    margin-bottom: 12px;
    line-height: 1.7;
}

.policy-content ul {
    margin: 12px 0 12px 25px;
}

.policy-content ul li {
    font-size: 13px;
    margin-bottom: 6px;
    line-height: 1.6;
}

.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    max-width: 450px;
    background: var(--secondary);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 20px;
    z-index: 9999;
    display: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.cookie-popup.show {
    display: block;
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.cookie-popup h4 {
    font-size: 14px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cookie-popup h4 i {
    color: var(--accent);
}

.cookie-popup p {
    font-size: 11px;
    color: var(--text);
    margin-bottom: 15px;
    line-height: 1.6;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

.cookie-buttons .btn {
    padding: 8px 18px;
    font-size: 10px;
}

.process-section {
    background: var(--secondary);
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 50px;
    right: 50px;
    height: 2px;
    background: var(--glass-border);
}

.process-step {
    text-align: center;
    position: relative;
    flex: 1;
    padding: 0 15px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    color: var(--text-light);
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.process-step h4 {
    font-size: 13px;
    margin-bottom: 6px;
}

.process-step p {
    font-size: 11px;
    color: var(--text);
}

.tools-section {
    background: var(--primary);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
}

.tool-item {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 20px 10px;
    text-align: center;
    transition: all 0.3s ease;
}

.tool-item:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.tool-item i {
    font-size: 28px;
    color: var(--accent);
    margin-bottom: 8px;
}

.tool-item span {
    display: block;
    font-size: 10px;
    color: var(--text);
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text p {
        margin: 0 auto 25px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .project-showcase {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .process-timeline {
        flex-direction: column;
        gap: 30px;
    }
    
    .process-timeline::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .header-capsule {
        padding: 10px 20px;
    }
    
    .nav-toggle {
        display: block;
    }
    
    nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 26, 0.95);
        backdrop-filter: blur(20px);
        border-radius: 15px;
        margin-top: 10px;
        padding: 20px;
        display: none;
    }
    
    nav.active {
        display: block;
    }
    
    nav ul {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-text h1 {
        font-size: 28px;
    }
    
    .hero-image::before {
        display: none;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .privacy-links {
        justify-content: center;
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    body {
        font-size: 13px;
    }
    
    .container {
        padding: 0 12px;
    }
    
    header {
        width: 95%;
    }
    
    .logo {
        font-size: 14px;
    }
    
    .hero-text h1 {
        font-size: 24px;
    }
    
    .section-header h2 {
        font-size: 22px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 25px 20px;
    }
    
    .error-content h1 {
        font-size: 70px;
    }
    
    .cookie-popup {
        left: 10px;
        right: 10px;
        padding: 15px;
    }
    
    .cookie-buttons {
        flex-direction: column;
    }
    
    .cookie-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 320px) {
    .hero-text h1 {
        font-size: 20px;
    }
    
    .btn {
        padding: 8px 18px;
        font-size: 11px;
    }
    
    .section-header h2 {
        font-size: 18px;
    }
    
    .glass-card {
        padding: 18px;
    }
}