/* Основные стили и сброс */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #f59e0b;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --text-color: #334155;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

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

/* Навигация */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo img {
    height: 45px;
    width: auto;
    object-fit: contain;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-switcher {
    display: flex;
    gap: 0.3rem;
    background: var(--light-color);
    padding: 0.3rem;
    border-radius: 20px;
}

.lang-btn {
    background: transparent;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--text-color);
    transition: all 0.3s;
}

.lang-btn:hover {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

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

.cta-button {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    white-space: nowrap;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s;
}

/* Главная секция */
.hero {
    position: relative;
    height: 100vh;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,138.7C960,139,1056,117,1152,106.7C1248,96,1344,96,1392,96L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

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

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    margin-top: 3rem;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
}

/* Анимации */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 1s ease;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease 0.3s backwards;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease 0.6s backwards;
}

/* Секции */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-1);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-color);
    opacity: 0.8;
}

/* О нас */
.about {
    background: var(--light-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
}

.about-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-lg);
}

.about-badge i {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.description {
    margin-bottom: 2rem;
    line-height: 1.8;
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1rem;
}

.features-list i {
    color: var(--success-color);
    font-size: 1.2rem;
}

/* Услуги */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-card.coming-soon {
    opacity: 0.7;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    color: var(--dark-color);
    margin-bottom: 1rem;
}

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

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Университеты */
.universities {
    background: var(--light-color);
}

.universities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.university-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.university-flag {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.university-card h4 {
    color: var(--dark-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.university-card p {
    color: var(--text-color);
    font-size: 0.9rem;
}

/* Процесс */
.timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 35px;
    top: 70px;
    width: 2px;
    height: calc(100% + 30px);
    background: var(--border-color);
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-number {
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.timeline-content {
    flex: 1;
    padding-top: 10px;
}

.timeline-content h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-color);
}

/* Контакты */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    color: var(--dark-color);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-item h4 {
    color: var(--dark-color);
    margin-bottom: 0.3rem;
}

.contact-item p {
    color: var(--text-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s;
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Формы */
.contact-form-container h3 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

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

/* Футер */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.footer-section h4 {
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

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

.newsletter-form {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.7rem;
    border: none;
    border-radius: 5px;
}

.newsletter-form button {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 0.7rem 1.2rem;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s;
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Модальное окно */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    overflow-y: auto;
    padding: 2rem;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    max-width: 800px;
    width: 100%;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: all 0.3s;
}

.modal-close:hover {
    background: var(--light-color);
    transform: rotate(90deg);
}

.modal-content h2 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.modal-subtitle {
    color: var(--text-color);
    margin-bottom: 2rem;
}

.application-form .form-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--light-color);
    border-radius: 10px;
}

.application-form .form-section h3 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.application-form .form-section h3 i {
    color: var(--primary-color);
}

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

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    transition: all 0.3s;
}

.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);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Адаптивность */
@media (max-width: 968px) {
    .nav-menu {
        display: none;
    }
    
    .nav-actions {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        padding: 2rem 1.5rem;
    }
    
    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 1rem;
        box-shadow: var(--shadow-lg);
        gap: 0;
    }
    
    .nav-menu.active li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu.active li:last-child {
        border-bottom: none;
    }
    
    .nav-menu.active .nav-link {
        display: block;
        padding: 1rem;
    }
    
    .nav-menu.active::after {
        content: '';
        display: flex;
        gap: 0.5rem;
        padding: 1rem;
        border-top: 1px solid var(--border-color);
    }
    
    .mobile-actions {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
        border-top: 1px solid var(--border-color);
        margin-top: 0.5rem;
    }
    
    .mobile-language-switcher {
        display: flex;
        gap: 0.5rem;
        justify-content: center;
        background: var(--light-color);
        padding: 0.5rem;
        border-radius: 20px;
    }
    
    .mobile-language-switcher .lang-btn {
        flex: 1;
        text-align: center;
    }
    
    .mobile-cta {
        width: 100%;
    }
}

/* Снежинки */
.snowflakes {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.snowflake {
    position: absolute;
    top: -10%;
    color: white;
    font-size: 1.5em;
    opacity: 0.8;
    animation: fall linear infinite;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

.snowflake:nth-child(1) {
    left: 10%;
    animation-duration: 12s;
    animation-delay: 0s;
    font-size: 1.2em;
}

.snowflake:nth-child(2) {
    left: 20%;
    animation-duration: 15s;
    animation-delay: 2s;
    font-size: 1.8em;
}

.snowflake:nth-child(3) {
    left: 30%;
    animation-duration: 10s;
    animation-delay: 4s;
    font-size: 1.5em;
}

.snowflake:nth-child(4) {
    left: 40%;
    animation-duration: 14s;
    animation-delay: 1s;
    font-size: 1.3em;
}

.snowflake:nth-child(5) {
    left: 50%;
    animation-duration: 11s;
    animation-delay: 3s;
    font-size: 1.6em;
}

.snowflake:nth-child(6) {
    left: 60%;
    animation-duration: 13s;
    animation-delay: 5s;
    font-size: 1.4em;
}

.snowflake:nth-child(7) {
    left: 70%;
    animation-duration: 16s;
    animation-delay: 2s;
    font-size: 1.7em;
}

.snowflake:nth-child(8) {
    left: 80%;
    animation-duration: 12s;
    animation-delay: 4s;
    font-size: 1.3em;
}

.snowflake:nth-child(9) {
    left: 90%;
    animation-duration: 14s;
    animation-delay: 1s;
    font-size: 1.5em;
}

.snowflake:nth-child(10) {
    left: 5%;
    animation-duration: 11s;
    animation-delay: 6s;
    font-size: 1.8em;
}

.snowflake:nth-child(11) {
    left: 15%;
    animation-duration: 13s;
    animation-delay: 3s;
    font-size: 1.2em;
}

.snowflake:nth-child(12) {
    left: 95%;
    animation-duration: 15s;
    animation-delay: 5s;
    font-size: 1.6em;
}

@keyframes fall {
    0% {
        top: -10%;
        transform: translateX(0) rotate(0deg);
    }
    25% {
        transform: translateX(10px) rotate(90deg);
    }
    50% {
        transform: translateX(-10px) rotate(180deg);
    }
    75% {
        transform: translateX(5px) rotate(270deg);
    }
    100% {
        top: 110%;
        transform: translateX(0) rotate(360deg);
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .hero-stats {
        gap: 1rem;
    }
    
    .logo {
        font-size: 1.1rem;
    }
    
    .nav-container {
        padding: 0.8rem 15px;
    }
    
    .about-image img {
        height: 350px;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }
    
    .timeline-item::before {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .universities-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form input,
    .contact-form textarea {
        font-size: 16px; /* Предотвращает зум на iOS */
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px; /* Предотвращает зум на iOS */
    }
}