* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Roboto, 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    overflow-x: hidden;
}

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

section {
    padding: 80px 0;
}

h1, h2, h3, h4 {
    color: #2c3e50;
    font-weight: 700;
    line-height: 1.2;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.2);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title h2 {
    font-size: 2.5rem;
    display: inline-block;
    padding-bottom: 15px;
    position: relative;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 2px;
}

/* Шапка и навигация */
header {
    background: white;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-scrolled {
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #2c3e50;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo span {
    color: #3498db;
}

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

.nav-links a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    transition: width 0.3s;
}

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

.contact-header {
    display: flex;
    align-items: center;
    gap: 30px;
}

.phone-header a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color 0.3s;
}

.phone-header a:hover {
    color: #3498db;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 10px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #2c3e50;
    border-radius: 2px;
    transition: 0.3s;
}

/* Герой-секция с адаптивным изображением */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    margin-top: 80px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

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

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.85) 0%, rgba(52, 152, 219, 0.75) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    padding: 40px;
    color: white;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    color: white;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Секция "Обо мне" */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    transition: transform 0.5s ease;
}

.about-image img:hover {
    transform: translateY(-10px);
}

.about-text h3 {
    font-size: 2.2rem;
    margin-bottom: 30px;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Галерея */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-10px);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Преимущества */
.stats {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 60px 0;
    border-radius: 20px;
    margin: 40px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 10px;
}

/* Услуги */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    text-align: center;
    padding: 40px 30px;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.service-price {
    font-size: 2rem;
    color: #3498db;
    font-weight: 700;
    margin: 20px 0;
}

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

.testimonial-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    font-size: 6rem;
    color: #3498db;
    opacity: 0.2;
    position: absolute;
    top: -20px;
    left: 20px;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

.client-info img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

/* Преимущества (features) */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 20px;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 40px auto 0;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.faq-question {
    padding: 20px 30px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: #f8f9fa;
}

.faq-answer {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 20px 30px;
    max-height: 500px;
}

.faq-toggle {
    transition: transform 0.3s;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

/* Форма */
.contact-form {
    background: white;
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

.form-control {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e8e8e8;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: #3498db;
}

/* Контакты */
.contacts {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 80px 0;
}

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

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

.contact-icon {
    font-size: 2.5rem;
    color: #3498db;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
}

.social-link:hover {
    background: #3498db;
    transform: translateY(-5px);
}

/* Футер */
footer {
    background: #2c3e50;
    color: #bdc3c7;
    padding: 60px 0 30px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #34495e;
    font-size: 0.9rem;
}

/* Адаптивность */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .contact-form {
        padding: 40px 30px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 15px 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .contact-header {
        gap: 20px;
    }
    
    .phone-header a span {
        display: none;
    }
    
    .hero {
        height: 80vh;
        min-height: 500px;
        margin-top: 70px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        height: 70vh;
        min-height: 400px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .service-card, .feature-card {
        padding: 30px 20px;
    }
}