:root {
            --primary-blue: #4DA6FF;
            --light-blue: #E6F4FF;
            --medium-blue: #B3E0FF;
            --dark-blue: #0077CC;
            --accent-blue: #3399FF;
            --text-dark: #333333;
            --text-light: #666666;
            --white: #FFFFFF;
            --gray-light: #F8F9FA;
            --gray-border: #E0E0E0;
            --shadow: 0 4px 12px rgba(0, 119, 204, 0.08);
            --shadow-hover: 0 6px 16px rgba(0, 119, 204, 0.12);
            --radius: 12px;
            --radius-sm: 8px;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Roboto', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
            background-color: var(--light-blue);
        }
        
        h1, h2, h3, h4, h5, h6 {
            font-family: 'SF Pro Display', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            font-weight: 600;
            line-height: 1.3;
            color: var(--dark-blue);
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header styles */
        .header {
            background: linear-gradient(135deg, var(--white) 0%, var(--light-blue) 100%);
            padding: 20px 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .logo-icon {
            color: var(--primary-blue);
            font-size: 32px;
        }
        
        .logo-text h1 {
            font-size: 24px;
            margin-bottom: 4px;
        }
        
        .logo-text p {
            color: var(--text-light);
            font-size: 14px;
        }
        
        .site-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--dark-blue);
            margin-bottom: 4px;
            font-family: 'SF Pro Display', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        .contact-info {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
        }
        
        .phone {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-blue);
            text-decoration: none;
            margin-bottom: 5px;
        }
        
        .phone:hover {
            color: var(--primary-blue);
        }
        
        .work-hours {
            font-size: 14px;
            color: var(--text-light);
        }
        
        /* Banner section */
        .banner {
            background: linear-gradient(rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.76), rgba(65, 126, 183, 0.9)),
                        url('/img/bg01.jpg');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            text-align: center;
        }
        
        .banner-content {
            max-width: 1130px;
            margin: 0 auto;
        }
        
        .banner h1 {
            font-size: 42px;
            margin-bottom: 20px;
            color: var(--dark-blue);
        }
        
        .banner p {
            font-size: 20px;
            margin-bottom: 30px;
            color: var(--text-dark);
        }
        
        .discount-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
            color: var(--white);
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 20px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
        }
        
        .features {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 40px;
        }
        
        .feature-item {
            background-color: var(--white);
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            flex: 1;
            min-width: 200px;
            max-width: 250px;
            text-align: center;
            transition: transform 0.3s ease;
        }
        
        .feature-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .feature-icon {
            color: var(--primary-blue);
            font-size: 40px;
            margin-bottom: 20px;
        }
        
        .feature-item h4 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--dark-blue);
        }
        
        .feature-item p {
            color: var(--text-light);
        }
        
        /* Button styles */
        .btn {
            display: inline-block;
            padding: 16px 32px;
            background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
            color: var(--white);
            border: none;
            border-radius: var(--radius-sm);
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: var(--shadow);
        }
        
        .btn:hover {
            background: linear-gradient(135deg, var(--accent-blue), var(--dark-blue));
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        
        .btn-secondary {
            background: var(--white);
            color: var(--primary-blue);
            border: 2px solid var(--primary-blue);
        }
        
        .btn-secondary:hover {
            background: var(--primary-blue);
            color: var(--white);
        }
        
        /* Section styles */
        .section {
            padding: 80px 0;
        }
        
        .section-light {
            background-color: var(--white);
        }
        
        /* Фоновые секции */
        .section-bg-1 {
            background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(98, 150, 187, 0.8), rgba(91, 176, 255, 0.8)), 
                        url('/img/bg02.jpg');
            background-size: cover;
            background-position: center;
        }
        
        .section-bg-2 {
            background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.76), rgba(91, 176, 255, 0.8)), 
                        url('/img/bg03.jpg');
            background-size: cover;
            background-position: center;
        }
        
        .section-bg-3 {
            background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.76), rgba(91, 176, 255, 0.8)),  
                        url('/img/bg04.jpg');
            background-size: cover;
            background-position: center;
        }
        
        .section-bg-4 {
            background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.76), rgba(91, 176, 255, 0.8)),  
                        url('/img/bg05.jpg');
            background-size: cover;
            background-position: center;
        }

        .section-bg-5 {
            background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.76), rgba(91, 176, 255, 0.8)),  
                        url('/img/bg06.jpg');
            background-size: cover;
            background-position: center;
        }

        .section-bg-6 {
            background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.76), rgba(91, 176, 255, 0.8)),  
                        url('/img/bg06.jpg');
            background-size: cover;
            background-position: center;
        }

        /* Запасной фон для секций без изображений */
        .section-bg-1, .section-bg-2, .section-bg-3, .section-bg-4 {
            background-color: var(--light-blue);
        }
        
        .section-title {
            text-align: center;
            font-size: 36px;
            margin-bottom: 50px;
            position: relative;
        }
        
        .section-title:after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--primary-blue), var(--accent-blue));
            margin: 15px auto 0;
            border-radius: 2px;
        }
        
        /* Why cleaning section */
        .why-cleaning {
            /* max-width: 785px; */
            margin: 0 auto;
        }
        
        .why-cleaning h3 {
            font-size: 28px;
            margin-bottom: 25px;
            color: var(--dark-blue);
        }
        
        .why-cleaning p {
            margin-bottom: 20px;
            color: #383838;
            font-size: 18px;
            text-align: center;
        }
        
        .why-cleaning ul {
            margin-left: 20px;
            margin-bottom: 20px;
        }
        
        .why-cleaning li {
            margin-bottom: 10px;
            color: var(--text-light);
            font-size: 18px;
        }
        
        /* Signs section - изменено для 3 в ряд с шириной по контенту */
        .signs-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(min-content, 1fr));
            gap: 25px;
            margin-bottom: 40px;
            justify-content: center;
        }
        
        .sign-item {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
            text-align: center;
            border-left: 4px solid var(--primary-blue);
            width: fit-content;
            min-width: 100%;
            max-width: 100%;
            justify-self: center;
        }
        
        .sign-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .sign-item h4 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--dark-blue);
        }
        
        .sign-item p {
            color: var(--text-light);
            font-size: 14px;
        }
        
        /* Benefits section */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .benefit-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
            text-align: center;
            border-top: 4px solid var(--primary-blue);
        }
        
        .benefit-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .benefit-icon {
            color: var(--primary-blue);
            font-size: 48px;
            margin-bottom: 20px;
        }
        
        .benefit-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
        }
        
        .benefit-card p {
            color: var(--text-light);
        }
        
        /* Price section */
        .price-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
        }
        
        .price-item {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--shadow);
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.3s ease;
        }
        
        .price-item:hover {
            box-shadow: var(--shadow-hover);
        }
        
        .price-info h4 {
            font-size: 18px;
            margin-bottom: 8px;
        }
        
        .price-info p {
            color: var(--text-light);
            font-size: 14px;
        }
        
        .price-amount {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark-blue);
            margin-bottom: 10px;
        }
        
        /* Process section - изменено для 3 в ряд с шириной по контенту */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(min-content, 1fr));
            gap: 30px;
            justify-content: center;
        }
        
        .process-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: transform 0.3s ease;
            width: fit-content;
            min-width: 250px;
            max-width: 100%;
            justify-self: center;
        }
        
        .process-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .process-icon {
            color: var(--primary-blue);
            font-size: 40px;
            margin-bottom: 20px;
        }
        
        .process-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--dark-blue);
        }
        
        .process-card p {
            color: var(--text-light);
            margin-bottom: 15px;
        }
        
        /* Frequency section */
        .frequency-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .frequency-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: transform 0.3s ease;
        }
        
        .frequency-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .frequency-icon {
            color: var(--primary-blue);
            font-size: 40px;
            margin-bottom: 20px;
        }
        
        .frequency-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--dark-blue);
        }
        
        .frequency-card p {
            color: var(--text-light);
            margin-bottom: 15px;
        }
        
        /* Steps section - изменено для 2 в ряд с шириной по контенту */
        .steps-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(2, minmax(min-content, 1fr));
            gap: 20px;
            justify-content: center;
        }
        
        .step-item {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--shadow);
            display: flex;
            align-items: flex-start;
            gap: 20px;
            transition: transform 0.3s ease;
            width: fit-content;
            min-width: 300px;
            max-width: 100%;
            justify-self: center;
            margin-bottom: 0;
        }
        
        .step-item:hover {
            transform: translateX(10px);
            box-shadow: var(--shadow-hover);
        }
        
        .step-number {
            background-color: var(--primary-blue);
            color: var(--white);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            flex-shrink: 0;
        }
        
        .step-content h4 {
            font-size: 20px;
            margin-bottom: 10px;
            color: var(--dark-blue);
        }
        
        .step-content p {
            color: var(--text-light);
        }
        
        /* Chemicals section */
        .chemicals-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .chemicals-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: transform 0.3s ease;
        }
        
        .chemicals-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .chemicals-icon {
            color: var(--primary-blue);
            font-size: 40px;
            margin-bottom: 20px;
        }
        
        .chemicals-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--dark-blue);
        }
        
        .chemicals-card p {
            color: var(--text-light);
            margin-bottom: 15px;
        }
        
        /* Guarantee section */
        .guarantee-cards {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
        }
        
        .guarantee-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            text-align: center;
            box-shadow: var(--shadow);
            flex: 1;
            min-width: 200px;
            max-width: 250px;
            transition: transform 0.3s ease;
        }
        
        .guarantee-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .guarantee-icon {
            color: var(--primary-blue);
            font-size: 48px;
            margin-bottom: 20px;
        }
        
        /* Form section with image */
        .form-with-image {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        
        .form-image {
            flex: 1;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            height: 679.56px;
        }
        
        .form-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .form-container {
            flex: 1;
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        
        .form-group {
            margin-bottom: 25px;
        }
        
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-blue);
        }
        
        .form-control {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--gray-border);
            border-radius: var(--radius-sm);
            font-size: 16px;
            transition: border 0.3s ease;
        }
        
        .form-control:focus {
            outline: none;
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(77, 166, 255, 0.2);
        }
        
        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 20px;
        }
        
        /* SEO text section */
        .seo-text {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        
        .seo-text h2 {
            margin-bottom: 20px;
            color: var(--dark-blue);
        }
        
        .seo-text p {
            margin-bottom: 15px;
            color: var(--text-light);
        }
        
        /* Contacts section with map */
        .contacts-section {
            padding: 80px 0;
        }
        
        .contacts-container {
            display: flex;
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .contacts-info {
            flex: 1;
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
        }
        
        .contacts-info h3 {
            margin-bottom: 25px;
            color: var(--dark-blue);
            font-size: 24px;
        }
        
        .contact-details {
            margin-bottom: 30px;
        }
        
        .contact-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }
        
        .contact-icon {
            color: var(--primary-blue);
            font-size: 20px;
            margin-right: 15px;
            margin-top: 3px;
        }
        
        .contact-text h4 {
            margin-bottom: 5px;
            font-size: 18px;
        }
        
        .contact-text p {
            color: var(--text-light);
        }
        
        .map-container {
            flex: 2;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        /* Footer */
        .footer {
            background: linear-gradient(135deg, var(--dark-blue), #005299);
            color: var(--white);
            padding: 60px 0 30px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-column h3 {
            color: var(--white);
            font-size: 20px;
            margin-bottom: 25px;
            position: relative;
        }
        
        .footer-column h3:after {
            content: '';
            display: block;
            width: 40px;
            height: 3px;
            background-color: var(--primary-blue);
            margin-top: 10px;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .footer-links a:hover {
            color: var(--white);
            padding-left: 5px;
        }
        
        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }
        
        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(0, 0, 0, 0.25);
            border-radius: 50%;
            color: var(--white);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .social-links a:hover {
            background-color: var(--primary-blue);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
        }
        
        /* Responsive styles */
        @media (max-width: 992px) {
            .header-content {
                flex-direction: column;
                gap: 20px;
                text-align: center;
            }
            
            .contact-info {
                align-items: center;
            }
            
            .form-with-image {
                flex-direction: column;
            }
            
            .form-image {
                width: 100%;
                height: 400px;
            }
            
            .contacts-container {
                flex-direction: column;
            }
            
            /* Адаптация для планшетов */
            .signs-grid {
                grid-template-columns: repeat(2, minmax(min-content, 1fr));
            }
            
            .process-grid {
                grid-template-columns: repeat(2, minmax(min-content, 1fr));
            }
            
            .steps-container,
            #preparation .steps-container {
                grid-template-columns: minmax(min-content, 1fr);
            }
            
            .step-item,
            #preparation .step-item {
                min-width: 280px;
            }
        }
        
        @media (max-width: 768px) {
            .banner h1 {
                font-size: 32px;
            }
            
            .section-title {
                font-size: 28px;
            }
            
            .features {
                flex-direction: column;
                align-items: center;
            }
            
            .feature-item {
                max-width: 100%;
            }
            
            .form-container {
                padding: 25px;
            }
            
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            
            .price-list {
                grid-template-columns: 1fr;
            }
            
            .guarantee-cards {
                flex-direction: column;
                align-items: center;
            }
            
            .guarantee-card {
                max-width: 100%;
            }
            
            .frequency-grid, .chemicals-grid {
                grid-template-columns: 1fr;
            }
            
            /* Адаптация для мобильных */
            .signs-grid {
                grid-template-columns: minmax(min-content, 1fr);
            }
            
            .process-grid {
                grid-template-columns: minmax(min-content, 1fr);
            }
            
            .step-item,
            #preparation .step-item {
                min-width: 260px;
            }
        }
        
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            
            .features {
                flex-direction: column;
            }
            
            .feature-item {
                max-width: 100%;
            }
            
            .step-item,
            #preparation .step-item {
                min-width: 240px;
            }
        }
        
        /* Animation for elements */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .fade-in {
            animation: fadeInUp 0.6s ease forwards;
        }

        /* Отключаем sticky header на мобильных устройствах */
        @media (max-width: 992px) {
            .header {
                position: static;
            }
        }

        /* Стили для секции подготовки (id preparation) */
        #preparation .steps-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(2, minmax(min-content, 1fr));
            gap: 20px;
            justify-content: center;
        }

        #preparation .step-item {
            width: fit-content;
            min-width: 300px;
            max-width: 100%;
            justify-self: center;
        }

        /* White info block - НОВЫЙ БЛОК */
        .white-info-block {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            margin-top: 40px;
        }

        .white-info-block p {
            color: var(--text-dark) !important; /* Переопределяем цвет для белого фона */
            margin-bottom: 15px;
            line-height: 1.7;
        }

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