/* Сброс и базовые стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Основные цвета */
    --bg-primary: #0a0a0f;
    --bg-secondary: #111122;
    --bg-card: #1a1a2e;
    --bg-overlay: rgba(10, 10, 15, 0.98);
    --bg-modal: rgba(10, 10, 15, 0.95);
    
    /* Неоновая палитра */
    --neon-blue: #00f3ff;
    --neon-purple: #b967ff;
    --neon-pink: #ff2a6d;
    --neon-green: #39ff14;
    --neon-cyan: #00ffcc;
    --neon-yellow: #ffff00;
    --neon-white: #ffffff;
    
    /* Текст */
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #8888aa;
    
    /* Градиенты */
    --gradient-blue: linear-gradient(135deg, #00f3ff, #b967ff);
    --gradient-pink: linear-gradient(135deg, #ff2a6d, #ffff00);
    --gradient-green: linear-gradient(135deg, #39ff14, #00ffcc);
    
    /* Тени */
    --shadow-neon-blue: 0 0 10px rgba(0, 243, 255, 0.7), 
                        0 0 20px rgba(0, 243, 255, 0.5), 
                        0 0 30px rgba(0, 243, 255, 0.3);
    --shadow-neon-purple: 0 0 10px rgba(185, 103, 255, 0.7), 
                         0 0 20px rgba(185, 103, 255, 0.5), 
                         0 0 30px rgba(185, 103, 255, 0.3);
    --shadow-neon-pink: 0 0 10px rgba(255, 42, 109, 0.7), 
                       0 0 20px rgba(255, 42, 109, 0.5), 
                       0 0 30px rgba(255, 42, 109, 0.3);
    
    /* Размеры */
    --header-height: 70px;
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --transition: all 0.3s ease;
    --container-width: 1200px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Частицы фона */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 243, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(185, 103, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255, 42, 109, 0.1) 0%, transparent 50%);
    overflow: hidden;
}

/* Контейнер */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Шапка */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 243, 255, 0.2);
    z-index: 1000;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    padding: 0 10px;
}

/* Логотип */
.logo-container {
    z-index: 1001;
}

.logo {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 1.8rem;
    letter-spacing: 1px;
    display: inline-block;
    position: relative;
}

.logo-text .letter {
    display: inline-block;
    position: relative;
    color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
    background-image: var(--gradient-blue);
    animation: logoGlow 2s infinite alternate;
    text-shadow: 0 0 5px currentColor;
}

.logo-text .letter:nth-child(1) { animation-delay: 0.1s; }
.logo-text .letter:nth-child(2) { animation-delay: 0.2s; }
.logo-text .dot { 
    color: var(--neon-pink);
    animation: pulse 1.5s infinite alternate;
    margin: 0 2px;
}
.logo-text .letter:nth-child(4) { animation-delay: 0.3s; }
.logo-text .letter:nth-child(5) { animation-delay: 0.4s; }
.logo-text .letter:nth-child(6) { animation-delay: 0.5s; }

.logo-subtitle {
    font-size: 0.6rem;
    color: var(--text-muted);
    margin-top: 2px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* Навигация */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 15px;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 12px;
    position: relative;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
    border-radius: var(--border-radius);
}

.nav-link:hover, .nav-link.active {
    color: var(--neon-cyan);
    background: rgba(0, 243, 255, 0.1);
}

.nav-link i {
    font-size: 1rem;
}

.test-btn {
    background: var(--gradient-blue);
    color: white !important;
    padding: 8px 15px;
    border-radius: var(--border-radius);
}

.test-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-neon-blue);
}

/* Выпадающее меню */
.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    min-width: 250px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(0, 243, 255, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1000;
    padding: 10px 0;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-link {
    display: block;
    padding: 12px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.9rem;
}

.dropdown-link:hover, .dropdown-link.active {
    background: rgba(0, 243, 255, 0.1);
    color: var(--neon-cyan);
}

.dropdown-arrow {
    font-size: 0.8rem;
    margin-left: 5px;
    transition: var(--transition);
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 10px 0;
    border: none;
}

.user-dropdown .user-link {
    background: rgba(0, 243, 255, 0.1);
}

.auth-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* Кнопка меню для мобильных */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
    padding: 0;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--neon-blue);
    margin: 5px 0;
    transition: var(--transition);
    border-radius: 3px;
}

/* Основной контент */
.content-wrapper {
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height) - 350px);
    padding-bottom: 40px;
}

/* Герой секция */
.hero {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.8rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 20px;
}

.neon-text {
    display: block;
    position: relative;
    color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
    background-image: var(--gradient-blue);
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
    animation: textGlow 3s infinite alternate;
    margin: 10px 0;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Кнопки */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    text-align: center;
}

.btn-neon {
    background: var(--gradient-blue);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-neon:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-neon-blue);
}

.btn-outline {
    background: transparent;
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    margin-left: 15px;
}

.btn-outline:hover {
    background: rgba(0, 243, 255, 0.1);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.5);
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
    margin-top: 15px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}

/* Секции */
.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    margin-bottom: 30px;
    position: relative;
    text-align: center;
}

.neon-accent {
    color: var(--neon-pink);
    margin-right: 10px;
}

.services-preview, .about-preview, .test-preview {
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Карточки услуг */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    transition: var(--transition);
    border: 1px solid rgba(0, 243, 255, 0.1);
    position: relative;
    overflow: hidden;
    text-align: center;
    height: 100%;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--gradient-blue);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: var(--neon-blue);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--neon-cyan);
    display: inline-block;
    width: 70px;
    height: 70px;
    line-height: 70px;
    border-radius: 50%;
    background: rgba(0, 243, 255, 0.1);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--neon-cyan);
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Карточки уровней теста */
.test-levels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.level-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    text-align: center;
    border: 2px solid;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.level-card:nth-child(1) {
    border-color: var(--neon-green);
}

.level-card:nth-child(2) {
    border-color: var(--neon-yellow);
}

.level-card:nth-child(3) {
    border-color: var(--neon-pink);
}

.level-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.level-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.level-card:nth-child(1) h3 { color: var(--neon-green); }
.level-card:nth-child(2) h3 { color: var(--neon-yellow); }
.level-card:nth-child(3) h3 { color: var(--neon-pink); }

.level-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

/* О компании */
.about-preview .about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-preview p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Подвал сайта */
.main-footer {
    background: var(--bg-secondary);
    padding: 50px 0 20px;
    border-top: 1px solid rgba(0, 243, 255, 0.2);
}

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

.footer-section {
    padding: 0 15px;
}

.footer-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--neon-cyan);
}

.footer-logo .logo-text {
    font-size: 2rem;
    margin-bottom: 10px;
    display: block;
}

.footer-description {
    margin-bottom: 15px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-list li {
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

.footer-list li i {
    color: var(--neon-blue);
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.footer-list a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    display: block;
    padding: 3px 0;
}

.footer-list a:hover {
    color: var(--neon-cyan);
    padding-left: 5px;
}

/* Социальные ссылки */
.social-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link:hover {
    transform: translateY(-3px);
}

.social-link.whatsapp:hover { 
    background: #25D366; 
    box-shadow: 0 0 15px #25D366; 
}
.social-link.telegram:hover { 
    background: #0088cc; 
    box-shadow: 0 0 15px #0088cc; 
}
.social-link.vk:hover { 
    background: #4C75A3; 
    box-shadow: 0 0 15px #4C75A3; 
}
.social-link.email:hover { 
    background: var(--neon-blue); 
    box-shadow: var(--shadow-neon-blue); 
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1.5;
}

.footer-bottom p {
    margin: 5px 0;
}

/* Кнопка "Наверх" */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--gradient-blue);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-neon-blue);
}

/* Страница услуг */
.page-hero {
    padding: 100px 0 60px;
    text-align: center;
    background: linear-gradient(180deg, rgba(10,10,15,0.9) 0%, rgba(10,10,15,0.7) 100%);
}

.page-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Стили для страницы услуг */
.services-detailed {
    padding: 60px 0;
}

.service-detail {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    margin-bottom: 30px;
    border-left: 5px solid var(--neon-blue);
    transition: var(--transition);
}

.service-detail:hover {
    transform: translateX(5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.service-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.service-header .service-icon {
    font-size: 2.5rem;
    margin: 0;
    width: 60px;
    height: 60px;
    line-height: 60px;
}

.service-detail h2 {
    color: var(--neon-cyan);
    font-size: 1.5rem;
    margin: 0;
}

.service-detail p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}

.service-features li {
    color: var(--text-primary);
    padding: 8px 15px;
    background: rgba(0, 243, 255, 0.1);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}

/* Портфолио */
.portfolio-section {
    padding: 60px 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.portfolio-item {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(0, 243, 255, 0.1);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
    border-color: var(--neon-blue);
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(135deg, rgba(0, 243, 255, 0.2), rgba(185, 103, 255, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.image-placeholder {
    color: var(--neon-cyan);
    font-size: 1.5rem;
    font-weight: bold;
    text-align: center;
    padding: 20px;
}

.portfolio-info {
    padding: 20px;
}

.portfolio-info h3 {
    color: var(--neon-cyan);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.portfolio-info p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.portfolio-tag {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(0, 243, 255, 0.2);
    color: var(--neon-cyan);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* О нас */
.about-section {
    padding: 60px 0;
}

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

.about-content h2 {
    color: var(--neon-cyan);
    font-size: 2rem;
    margin-bottom: 20px;
    text-align: center;
}

.about-content > p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.6;
    font-size: 1.1rem;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.feature {
    text-align: center;
    padding: 20px;
    background: rgba(0, 243, 255, 0.1);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 243, 255, 0.2);
}

.feature h3 {
    color: var(--neon-cyan);
    font-size: 2rem;
    margin-bottom: 10px;
}

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

.values-list {
    list-style: none;
    padding: 0;
    margin: 30px 0;
}

.values-list li {
    padding: 15px;
    margin-bottom: 10px;
    background: rgba(185, 103, 255, 0.1);
    border-left: 4px solid var(--neon-purple);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.values-list li strong {
    color: var(--neon-purple);
}

/* Контакты */
.contacts-section {
    padding: 60px 0;
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.contact-info {
    padding: 30px;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 243, 255, 0.1);
}

.contact-info h2 {
    color: var(--neon-cyan);
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.contact-item i {
    color: var(--neon-blue);
    font-size: 1.5rem;
    margin-top: 5px;
    width: 30px;
}

.contact-item h3 {
    color: var(--neon-cyan);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-form {
    padding: 30px;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 243, 255, 0.1);
}

.contact-form h2 {
    color: var(--neon-cyan);
    margin-bottom: 30px;
    font-size: 1.5rem;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
}

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

/* Тест */
.test-section {
    padding: 60px 0;
}

.test-container {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    border: 1px solid rgba(0, 243, 255, 0.1);
}

.test-instructions {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.test-instructions p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.progress-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 20px;
}

.progress {
    height: 100%;
    background: var(--gradient-blue);
    width: 0%;
    transition: width 0.3s ease;
}

.question-card {
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--neon-blue);
}

.question-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    color: var(--neon-cyan);
    font-family: 'Orbitron', sans-serif;
}

.question-number {
    font-weight: bold;
    font-size: 1.1rem;
}

.question-total {
    color: var(--text-muted);
    margin-left: 5px;
}

.question-text {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.5;
}

.options-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
}

.option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

.option:hover {
    background: rgba(0, 243, 255, 0.1);
    border-color: rgba(0, 243, 255, 0.3);
}

.option input[type="radio"] {
    display: none;
}

.option label {
    color: var(--text-secondary);
    cursor: pointer;
    flex-grow: 1;
    font-size: 0.95rem;
}

.option input[type="radio"]:checked + label {
    color: var(--neon-cyan);
    font-weight: 500;
}

.option input[type="radio"]:checked ~ .option {
    background: rgba(0, 243, 255, 0.2);
    border-color: var(--neon-blue);
}

.test-actions {
    margin-top: 30px;
    text-align: center;
}

.test-loading {
    text-align: center;
    padding: 40px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(0, 243, 255, 0.2);
    border-top-color: var(--neon-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

/* Модальное окно результатов теста */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 20px;
}

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

.test-results-modal {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--neon-blue);
    box-shadow: var(--shadow-neon-blue);
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: var(--neon-blue);
    font-size: 1.5rem;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(255, 42, 109, 0.1);
    color: var(--neon-pink);
}

.test-results-modal h2 {
    color: var(--neon-cyan);
    text-align: center;
    margin-bottom: 30px;
    font-size: 2rem;
}

.score-display {
    text-align: center;
    margin-bottom: 40px;
}

.score-circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: var(--gradient-blue);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: var(--shadow-neon-blue);
}

.score-circle span:first-child {
    font-size: 3rem;
    font-weight: bold;
    color: white;
    font-family: 'Orbitron', sans-serif;
}

.score-circle span:last-child {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
}

#scoreMessage {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-top: 10px;
}

#scoreMessage.excellent { color: var(--neon-green); }
#scoreMessage.good { color: var(--neon-yellow); }
#scoreMessage.average { color: var(--neon-pink); }
#scoreMessage.poor { color: #ff4444; }

.results-details {
    margin-bottom: 40px;
}

.results-details h3 {
    color: var(--neon-cyan);
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.result-item {
    padding: 20px;
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid;
}

.result-item.correct {
    border-left-color: var(--neon-green);
}

.result-item.incorrect {
    border-left-color: var(--neon-pink);
}

.result-question {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 500;
}

.result-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: inline-block;
    width: 120px;
}

.result-explanation {
    color: var(--text-secondary);
    margin-top: 10px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    line-height: 1.4;
}

.results-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

/* Анимации */
@keyframes logoGlow {
    0%, 100% {
        filter: drop-shadow(0 0 5px currentColor);
        transform: translateY(0);
    }
    50% {
        filter: drop-shadow(0 0 20px currentColor);
        transform: translateY(-2px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

@keyframes textGlow {
    0% {
        text-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
    }
    100% {
        text-shadow: 0 0 20px rgba(0, 243, 255, 0.8), 0 0 30px rgba(0, 243, 255, 0.6);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.3;
    }
    25% {
        transform: translate(20px, -20px) rotate(90deg);
        opacity: 0.7;
    }
    50% {
        transform: translate(-15px, 15px) rotate(180deg);
        opacity: 0.5;
    }
    75% {
        transform: translate(10px, -10px) rotate(270deg);
        opacity: 0.8;
    }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Адаптивность */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.3rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 5px;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .logo-subtitle {
        font-size: 0.5rem;
        letter-spacing: 1px;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav-list {
        position: fixed;
        top: var(--header-height);
        right: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--bg-overlay);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        gap: 0;
        transition: var(--transition);
        z-index: 1000;
    }
    
    .nav-list.active {
        right: 0;
    }
    
    .nav-list li {
        width: 100%;
        text-align: center;
    }
    
    .nav-link {
        padding: 15px 20px;
        font-size: 1.1rem;
        justify-content: center;
        border-radius: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-dropdown .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: transparent;
        border: none;
        padding-left: 30px;
        display: none;
    }
    
    .nav-dropdown.active .dropdown-menu {
        display: block;
    }
    
    .dropdown-link {
        padding: 10px 15px;
    }
    
    .user-dropdown .username {
        display: none;
    }
    
    .auth-buttons {
        width: 100%;
        justify-content: center;
        padding: 15px;
    }
    
    .hero {
        padding: 60px 0 40px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        padding: 0 10px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn-outline {
        margin-left: 0;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .services-grid,
    .test-levels {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contacts-grid {
        grid-template-columns: 1fr;
    }
    
    .test-container {
        padding: 20px;
    }
    
    .options-container {
        grid-template-columns: 1fr;
    }
    
    .test-results-modal {
        padding: 20px;
    }
    
    .results-actions {
        flex-direction: column;
    }
    
    .results-actions .btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .service-card,
    .level-card,
    .contact-info,
    .contact-form {
        padding: 20px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
    
    .score-circle {
        width: 120px;
        height: 120px;
    }
    
    .score-circle span:first-child {
        font-size: 2.5rem;
    }
}