/* ===================
   Основные стили
=================== */
:root {
    /* Основная цветовая схема */
    --primary-color: #2A3B8F;
    --accent-color: #00BFB3;
    --dark-accent: #4527A0;
    --light-bg: #F5F7FA;
    --white: #FFFFFF;
    --dark-text: #333333;
    --light-text: #777777;
    --grey-border: #E0E0E0;
    
    /* Градиенты */
    --primary-gradient: linear-gradient(135deg, #2A3B8F 0%, #4527A0 100%);
    --accent-gradient: linear-gradient(135deg, #00BFB3 0%, #1DE9B6 100%);
    
    /* Тени */
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --card-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --button-shadow: 0 4px 12px rgba(0, 191, 179, 0.3);
    
    /* Радиусы */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    
    /* Переходы */
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-text);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--dark-text);
}

h1 {
    font-size: 3rem; /* 48px */
}

h2 {
    font-size: 2.5rem; /* 40px */
}

h3 {
    font-size: 2rem; /* 32px */
}

h4 {
    font-size: 1.5rem; /* 24px */
}

p {
    margin-bottom: 15px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition-normal);
}

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--light-text);
    max-width: 800px;
    margin: 0 auto;
}

.accent-text {
    color: var(--accent-color);
    position: relative;
    display: inline-block;
}

.accent-text::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 2px;
}

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

.btn-primary {
    background: var(--accent-gradient);
    color: var(--white);
    box-shadow: var(--button-shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 191, 179, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 10px 26px;
}

.btn-secondary:hover {
    background: rgba(42, 59, 143, 0.1);
    transform: translateY(-3px);
}

/* ===================
   Хедер
=================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(5px);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    height: 80px;
    position: relative;
}

.logo a {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

.logo-placeholder {
    display: flex;
    align-items: center;
    margin-right: 15px;
    height: 40px;
}

.logo-image {
    height: 100%;
    width: auto;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-list {
    display: flex;
    align-items: center;
}

.nav-list li {
    margin: 0 15px;
}

.nav-list a {
    color: var(--dark-text);
    font-weight: 500;
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background: var(--accent-gradient);
    transition: var(--transition-normal);
    transform: translateX(-50%);
}

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

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

.nav-button {
    background: var(--primary-gradient);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    margin-left: 15px;
    transition: var(--transition-normal);
}

.nav-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(42, 59, 143, 0.3);
}

.nav-button::after {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition-normal);
}

/* ===================
   Герой-секция
=================== */
.hero-section {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
    background: var(--white);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0.03;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(69, 39, 160, 0.1) 0, rgba(69, 39, 160, 0) 50px),
        radial-gradient(circle at 75% 40%, rgba(0, 191, 179, 0.1) 0, rgba(0, 191, 179, 0) 70px),
        radial-gradient(circle at 40% 80%, rgba(42, 59, 143, 0.1) 0, rgba(42, 59, 143, 0) 60px);
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 600px;
    position: relative;
    z-index: 2;
}

.hero-image {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    max-width: 45%;
    z-index: 1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--light-text);
    margin-bottom: 30px;
}

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

/* ===================
   Блок преимуществ
=================== */
.benefits-section {
    padding: 80px 0;
    background: var(--light-bg);
}

.benefits-wrapper {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
}

.benefit-item {
    flex: 1;
    min-width: 250px;
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: var(--transition-normal);
}

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

.benefit-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.benefit-counter {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

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

/* ===================
   Блок услуг/решений
=================== */
.services-section {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    padding: 40px 30px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border-top: 4px solid transparent;
    background-image: linear-gradient(var(--white), var(--white)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

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

.card-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: var(--transition-normal);
}

.service-card:hover .card-icon {
    background: var(--accent-gradient);
}

.card-icon i {
    font-size: 28px;
    color: var(--primary-color);
    transition: var(--transition-normal);
}

.service-card:hover .card-icon i {
    color: var(--white);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--light-text);
    margin-bottom: 25px;
}

.card-link {
    font-weight: 600;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
}

.card-link i {
    margin-left: 8px;
    transition: var(--transition-normal);
}

.card-link:hover i {
    transform: translateX(5px);
}

/* ===================
   Блок "Как мы работаем"
=================== */
.process-section {
    padding: 100px 0;
    background: var(--light-bg);
    position: relative;
    overflow: hidden;
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--primary-gradient);
}

.process-step {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 50px;
    position: relative;
}

.process-step:nth-child(even) {
    justify-content: flex-end;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 4px 15px rgba(0, 191, 179, 0.3);
}

.step-content {
    background: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    padding: 30px;
    width: calc(50% - 40px);
    position: relative;
}

.step-content::before {
    content: '';
    position: absolute;
    top: 20px;
    width: 20px;
    height: 20px;
    background: var(--white);
    transform: rotate(45deg);
    box-shadow: var(--card-shadow);
}

.process-step:nth-child(odd) .step-content::before {
    right: -10px;
}

.process-step:nth-child(even) .step-content::before {
    left: -10px;
}

.step-content h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

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

/* ===================
   Блок кейсов
=================== */
.cases-section {
    padding: 100px 0;
}

.cases-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    background: var(--light-bg);
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary-gradient);
    color: var(--white);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

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

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

.case-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-bg);
}

/* Оптимизация изображений кейсов для мобильной версии */
@media screen and (max-width: 768px) {
    .case-image {
        height: 180px;
    }
}

@media screen and (max-width: 576px) {
    .case-image {
        height: 150px;
    }
}

.case-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition-normal);
}

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

.case-content {
    padding: 25px;
}

.case-tag {
    display: inline-block;
    background: rgba(0, 191, 179, 0.1);
    color: var(--accent-color);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 5px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
}

.case-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.case-content p {
    color: var(--light-text);
    margin-bottom: 20px;
}

.case-results {
    display: flex;
    gap: 20px;
}

.result-item {
    display: flex;
    flex-direction: column;
}

.result-value {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary-color);
}

.result-value.positive {
    color: #22c55e; /* Зеленый цвет для положительных значений */
}

.result-value.negative {
    color: #ef4444; /* Красный цвет для отрицательных значений */
}

.result-label {
    font-size: 0.85rem;
    color: var(--light-text);
}

/* ===================
   Блок отзывов
=================== */
.testimonials-section {
    padding: 100px 0;
    background: var(--light-bg);
}

.testimonials-slider {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 10px 5px;
}

.testimonials-slider::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    padding: 30px;
    min-width: 350px;
    flex: 1;
    transition: var(--transition-normal);
}

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

.testimonial-rating {
    margin-bottom: 15px;
}

.testimonial-rating i {
    color: #FFD700;
    font-size: 1.2rem;
    margin-right: 3px;
}

.testimonial-text {
    color: var(--dark-text);
    font-style: italic;
    margin-bottom: 20px;
}

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

.author-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 15px;
}

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

.author-info h4 {
    margin-bottom: 0px;
    font-size: 1.1rem;
}

.author-info p {
    color: var(--light-text);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.testimonials-navigation {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.nav-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: none;
    box-shadow: var(--card-shadow);
    cursor: pointer;
    transition: var(--transition-normal);
}

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

/* ===================
   Форма обратной связи
=================== */
.contact-section {
    padding: 100px 0;
}

.contact-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.contact-form {
    flex: 1;
    min-width: 350px;
}

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

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--light-text);
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 1px solid var(--grey-border);
    border-radius: var(--border-radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group input:focus, 
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 191, 179, 0.1);
    outline: none;
}

.contact-info {
    flex: 1;
    min-width: 350px;
}

.info-item {
    display: flex;
    margin-bottom: 30px;
}

.info-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.info-content h4 {
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.info-content p {
    color: var(--light-text);
    margin-bottom: 5px;
}

.info-content p:last-child {
    margin-bottom: 0;
}

.social-media {
    margin-top: 40px;
}

.social-media h4 {
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: var(--transition-normal);
}

.social-icon:hover {
    background: var(--primary-gradient);
    color: var(--white);
    transform: translateY(-3px);
}

.success-message {
    text-align: center;
    padding: 50px 0;
}

.success-message h4 {
    color: var(--accent-color);
    margin-bottom: 10px;
}

.footer-subscribe .success-message {
    padding: 20px 0;
    color: var(--white);
}

.footer-subscribe .success-message h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.footer-subscribe .success-message p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* ===================
   Футер
=================== */
.footer {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 80px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-column {
    flex: 1;
    min-width: 200px;
}

.footer-logo a {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 15px;
    display: inline-block;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-social .social-icon {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.footer-social .social-icon:hover {
    background: var(--accent-color);
}

.subscribe-input {
    display: flex;
    margin-bottom: 10px;
}

.subscribe-input input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
}

.subscribe-input button {
    background: var(--accent-color);
    border: none;
    color: var(--white);
    padding: 0 20px;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    cursor: pointer;
    transition: var(--transition-normal);
}

.subscribe-input button:hover {
    background: #00a69d;
}

.subscribe-note {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

.footer-policies {
    display: flex;
    gap: 20px;
}

.footer-policies a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-policies a:hover {
    color: var(--accent-color);
}

/* ===================
   Анимации
=================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===================
   Адаптивность
=================== */
@media screen and (max-width: 1200px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2.2rem;
    }
    
    .hero-section {
        padding: 140px 0 80px;
    }
    
    .hero-image {
        max-width: 40%;
    }
}

@media screen and (max-width: 992px) {
    .hero-content {
        max-width: 100%;
        text-align: center;
        padding: 0 20px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        position: relative;
        top: auto;
        right: auto;
        transform: none;
        max-width: 60%;
        margin: 40px auto 0;
    }
    
    .process-timeline::before {
        left: 30px;
    }
    
    .process-step {
        justify-content: flex-start;
    }
    
    .process-step:nth-child(even) {
        justify-content: flex-start;
    }
    
    .step-number {
        left: 30px;
    }
    
    .step-content {
        width: calc(100% - 80px);
        margin-left: 60px;
    }
    
    .process-step:nth-child(odd) .step-content::before,
    .process-step:nth-child(even) .step-content::before {
        left: -10px;
    }
}

@media screen and (max-width: 768px) {
    body {
        font-size: 14px;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .header-content {
        height: 70px;
    }
    
    .nav-list {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        transform: translateY(-150%);
        transition: var(--transition-normal);
        z-index: 999;
    }
    
    .nav-list.active {
        transform: translateY(0);
    }
    
    .nav-list li {
        margin: 10px 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-section {
        padding: 120px 0 60px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .form-container {
        padding: 30px 20px;
    }
    
    .footer-content {
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-policies {
        justify-content: center;
    }
}

@media screen and (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn {
        width: 100%;
    }
    
    .benefits-wrapper {
        flex-direction: column;
    }
    
    .benefit-item {
        min-width: 100%;
    }
    
    .testimonial-card {
        min-width: 280px;
    }
}

/* ===================
   Языковой переключатель
=================== */
.language-switcher {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.lang-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 600;
    margin: 0 5px;
    cursor: pointer;
    transition: var(--transition-normal);
    background: transparent;
    color: var(--dark-text);
    border: 1px solid transparent;
}

.lang-btn:hover {
    border-color: var(--accent-color);
    color: var(--primary-color);
}

.lang-btn.active {
    background: var(--accent-gradient);
    color: var(--white);
    border-color: transparent;
}

/* Мобильная строка с языковым переключателем */
.mobile-language-row {
    display: none;
    padding: 5px 0;
    border-top: 1px solid #f0f0f0;
    background: rgba(255, 255, 255, 0.98);
}

/* Фиксированный переключатель языков для мобильной версии */
.mobile-language-switcher {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

/* Плавающая кнопка связи */
.floating-contact-button {
    position: fixed;
    right: 20px;
    bottom: 30px;
    z-index: 1000;
    display: flex;
    align-items: center;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 12px 20px;
    border-radius: 30px;
    box-shadow: 0 4px 15px rgba(42, 59, 143, 0.3);
    transition: var(--transition-normal);
    text-decoration: none;
}

.floating-contact-button i {
    margin-right: 8px;
    font-size: 16px;
}

.floating-contact-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(42, 59, 143, 0.4);
}

@media screen and (max-width: 576px) {
    .floating-contact-button {
        padding: 10px 15px;
        border-radius: 50%;
        width: 50px;
        height: 50px;
        justify-content: center;
    }
    
    .floating-contact-button i {
        margin-right: 0;
        font-size: 20px;
    }
    
    .floating-contact-button .contact-text {
        display: none;
    }
}

/* Стили для мобильной версии */
@media screen and (max-width: 768px) {
    .language-switcher {
        display: none;
    }
    
    .mobile-language-row {
        display: block;
    }
    
    .mobile-language-switcher .lang-btn {
        color: var(--primary-color);
        font-weight: 600;
        font-size: 0.85rem;
        margin: 0 10px;
        border: none;
        background: transparent;
        padding: 5px 10px;
    }
    
    .mobile-language-switcher .lang-btn.active {
        border-bottom: 2px solid var(--accent-color);
        color: var(--accent-color);
    }
    
    .header-content {
        position: relative;
    }
    
    .mobile-menu-toggle {
        margin-left: auto;
    }
}