:root {
            --primary-color: #7A171C; /* Темно-бордовый цвет текста и кнопок */
            --bg-color: #F3F4F6; /* Светло-серый фон страницы */
            --text-dark: #2D2D2D; /* Темный цвет текста */
            --text-gray: #6B6B6B; /* Серый цвет подзаголовка */
            --white: #FFFFFF;
            --border-color: #A3A3A3; /* Цвет границы у кнопки */
        }

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

        body {
            font-family: 'Montserrat', sans-serif;
            background-color: var(--bg-color);
            color: var(--text-dark);
            line-height: 1.5;
            padding: 20px;
        }

        .container {
            max-width: 1360px;
            margin: 0 auto;
        }

        /* --- Шапка (Header) --- */
        .header {
            background-color: var(--white);
            border-radius: 12px;
            padding: 30px 40px;
            margin-bottom: 24px;
            display: flex;
            justify-content: center;
            align-items: center;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            flex-wrap: wrap;
            gap: 20px;
        }

        .header-logo {
            display: none;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .header-logo .brand-logo {
            width: 36px;
            height: 36px;
        }

        .header-logo .brand-logo .st0 {
            fill: var(--primary-color);
        }

        .header-logo-text {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.2;
            text-align: left;
        }

        .nav-list {
            list-style: none;
            display: flex;
            gap: 40px;
            align-items: center;
        }

        .nav-item a, .lang-switcher a{
            text-decoration: none;
            color: var(--primary-color);
            font-weight: 700;
            font-size: 15px;
            position: relative;
            transition: opacity 0.3s;
        }
        .lang-switcher a{
            font-weight: 500;
        }
        a.lang-link.active-lang {
           font-weight: 700;
            text-decoration: underline;
        }

        .nav-item a:hover {
            opacity: 0.8;
        }

        .nav-item a.active {
            /*text-decoration: underline;*/
            text-underline-offset: 6px;
            text-decoration-thickness: 2px;
        }

        /* --- Главный экран (Hero Section) --- */
        .hero {
            background-color: var(--white);
            border-radius: 12px;
            padding: 70px 80px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            gap: 40px;
        }

        .hero-content {
            flex: 1;
            max-width: 750px;
        }

        .hero-title {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 30px;
        }

        .title-highlight {
            color: var(--primary-color);
        }

        .hero-description {
            font-size: 18px;
            color: var(--text-gray);
            max-width: 580px;
            margin-bottom: 50px;
            line-height: 1.6;
        }

        .action-group {
            display: flex;
            gap: 50px;
        }

        .action-item {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .action-label {
            font-weight: 700;
            font-size: 15px;
            color: var(--text-dark);
        }

        .btn {
            padding: 14px 28px;
            font-family: inherit;
            font-size: 14px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }

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

        .btn-primary:hover {
            background-color: #5e1115;
        }

        .btn-outline {
            background-color: transparent;
            color: var(--text-dark);
            border: 1px solid var(--border-color);
        }

        .btn-outline:hover {
            background-color: #f9f9f9;
        }

        /* --- Логотип / Картинка справа --- */
        .hero-visual {
            display: flex;
            flex-direction: column;
            align-items: center;
            flex-shrink: 0;
            padding-right: 20px;
            width: 100%;
            max-width: 260px;
        }

        /* Настройки для внедренного логотипа */
        .brand-logo {
            width: 100%;
            max-width: 220px;
            height: auto;
            display: block;
        }
        
        .brand-logo .st0 {
            fill: var(--primary-color);
            transition: fill 0.3s ease;
        }

        .logo-text {
            margin-top: 15px;
            font-size: 26px;
            font-weight: 400;
            color: var(--text-dark);
            letter-spacing: 0.5px;
        }

        /* --- Блок "О нас" (About Section) --- */
        .about {
            background-color: var(--white);
            border-radius: 12px;
            padding: 90px 40px;
            margin-top: 24px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .badge {
            background-color: #efe4e5; /* Очень светлый бордовый фон */
            color: var(--primary-color);
            padding: 8px 24px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 500;
            margin-bottom: 35px;
            display: inline-block;
        }

        .about-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            max-width: 950px;
            line-height: 1.5;
            margin-bottom: 25px;
        }

        .about-description {
            font-size: 22px;
            font-weight: 600;
            color: #6B6B6B;
            max-width: 1100px;
            line-height: 1.5;
        }

        /* --- Блок "Как мы работаем" (How it works) --- */
        .how-it-works {
            margin-top: 50px;
            padding: 40px 0;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: 1fr 1.3fr 1fr;
            gap: 20px;
            width: 100%;
            margin-bottom: 50px;
        }

        .steps-col {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .step-card {
            background-color: var(--primary-color);
            color: var(--white);
            border-radius: 12px;
            padding: 30px 40px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            height: 100%;
            min-height: 220px;
        }

        .step-card.right-align {
            text-align: right;
            align-items: flex-end;
        }

        .step-card.left-align {
            text-align: left;
            align-items: flex-start;
        }

        .step-num {
            font-size: 90px;
            font-weight: 700;
            line-height: 0.8;
            margin-bottom: 20px;
        }

        .step-text {
            font-size: 16px;
            font-weight: 500;
            line-height: 1.4;
        }

        .center-col img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 12px;
        }

        .how-it-works-footer {
            text-align: center;
            color: var(--text-dark);
            font-size: 17px;
            font-weight: 500;
            line-height: 1.7;
        }

        .how-it-works-footer p {
            margin-bottom: 25px;
        }

        .how-it-works-footer p:last-child {
            margin-bottom: 0;
        }

        /* --- Блок "Почему мы" (Why Us) --- */
        .why-us {
            background-color: var(--white);
            border-radius: 12px;
            padding: 70px 40px;
            margin-top: 24px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .why-us-title {
            font-size: 42px;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 50px;
            text-align: center;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            width: 100%;
        }

        .feature-card {
            background-color: #f5f0f0; /* Нежный серо-розовый фон из макета */
            border-radius: 8px;
            padding: 25px 20px;
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .feature-num {
            font-size: 70px;
            font-weight: 700;
            line-height: 0.8;
            color: #e8d9da; /* Мягкий цвет цифр */
        }

        .feature-text {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            line-height: 1.4;
        }

        /* --- Блок "Сферы деятельности" (Industries) --- */
        .industries {
            background-color: var(--white);
            border-radius: 12px;
            padding: 90px 40px;
            margin-top: 24px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
        }

        .industries-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 50px;
            text-align: center;
        }

        .slider-wrapper {
            display: flex;
            align-items: center;
            width: 100%;
            gap: 20px;
            position: relative;
        }

        .slider-container {
            overflow: hidden;
            flex: 1;
            width: 100%;
        }

        .slider-track {
            display: flex;
            gap: 20px;
            width: 100%;
            padding-top: 10px;
        }

        .industry-card {
            flex: 0 0 calc(25% - 15px); /* 4 карточки на десктопе */
            min-width: 0;
            background-color: var(--white);
            border: 1px solid #F0F0F0;
            border-radius: 8px;
            padding: 35px 30px;
            display: flex;
            flex-direction: column;
            gap: 25px;
            transition: transform 0.3s ease, border-color 0.3s ease;
        }

        .industry-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary-color);
        }
        .slider-btn {
            width: 36px;
            height: 36px;
            background-color: var(--white);
            border: 1px solid #E0E0E0;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            flex-shrink: 0;
            transition: all 0.3s;
        }

        .slider-btn:hover {
            background-color: #F9F9F9;
            border-color: #C0C0C0;
            transform: scale(1.05);
        }

        .slider-btn svg {
            width: 18px;
            height: 18px;
            stroke: var(--text-dark);
            stroke-width: 2;
            fill: none;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .industry-icon-wrap {
            width: 65px;
            height: 65px;
            background-color: var(--primary-color);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .industry-icon-wrap svg {
            width: 46px;
            height: 46px;
            fill: var(--white);
        }

        .industry-card-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .industry-card-text {
            font-size: 14px;
            color: #8C8C8C; /* Светло-серый текст из макета */
            line-height: 1.7;
            font-weight: 500;
        }

        /* --- Блок "Свяжитесь с нами" (Contact) --- */
        .contact {
            margin-top: 50px;
            padding: 40px 0;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .contact-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 15px;
            text-align: center;
        }

        .contact-subtitle {
            font-size: 17px;
            color: var(--text-gray);
            text-align: center;
            max-width: 800px;
            line-height: 1.6;
            margin-bottom: 50px;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            width: 100%;
        }

        .contact-image {
            border-radius: 12px;
            overflow: hidden;
        }

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

        .form-card {
            background-color: var(--white);
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.04);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .form-header-box {
            background-color: var(--primary-color);
            padding: 20px 30px;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        /* Переопределение стилей логотипа для шапки формы (белый цвет) */
        .form-header-box .brand-logo {
            width: 35px;
            height: 35px;
            flex-shrink: 0;
        }

        .form-header-box .brand-logo .st0 {
            fill: var(--white);
        }

        .form-header-title {
            color: var(--white);
            font-weight: 700;
            font-size: 16px;
        }

        .form-body {
            padding: 30px;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .form-control {
            width: 100%;
            padding: 14px 15px;
            border: 1px solid #E0E0E0;
            border-radius: 4px;
            font-family: inherit;
            font-size: 14px;
            color: var(--text-dark);
            transition: border-color 0.3s ease;
        }

        .form-control::placeholder {
            color: #A0A0A0;
        }

        /* Смена цвета рамки при фокусе */
        .form-control:focus {
            border-color: var(--primary-color);
            outline: none;
        }

        textarea.form-control {
            resize: vertical;
            min-height: 100px;
        }

        .form-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 10px;
            flex-wrap: wrap;
        }
        div#formMessage {
            display: block !important;
        }

        .custom-checkbox {
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
        }

        .custom-checkbox input {
            display: none; /* Скрываем стандартный чекбокс */
        }

        .checkmark {
            width: 22px;
            height: 22px;
            background-color: #efe4e5;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-shrink: 0;
        }

        .checkmark svg {
            width: 12px;
            height: 12px;
            stroke: var(--primary-color);
            stroke-width: 2.5;
            fill: none;
            stroke-linecap: round;
            stroke-linejoin: round;
            opacity: 0;
            transition: opacity 0.2s;
        }

        .custom-checkbox input:checked + .checkmark svg {
            opacity: 1; /* Показываем галочку при выборе */
        }

        .checkbox-text {
            font-size: 12px;
            color: #8C8C8C;
        }

        /* --- Радио-кнопки (Radio Buttons) --- */
        .radio-group {
            display: flex;
            gap: 20px;
            margin-bottom: 5px;
            flex-wrap: wrap;
        }

        .custom-radio {
            display: flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
        }

        .custom-radio input {
            display: none;
        }

        .radio-mark {
            width: 20px;
            height: 20px;
            border: 2px solid #E0E0E0;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            transition: border-color 0.2s;
        }

        .radio-mark::after {
            content: '';
            width: 10px;
            height: 10px;
            background-color: var(--primary-color);
            border-radius: 50%;
            opacity: 0;
            transition: opacity 0.2s;
        }

        .custom-radio input:checked + .radio-mark {
            border-color: var(--primary-color);
        }

        .custom-radio input:checked + .radio-mark::after {
            opacity: 1;
        }

        .radio-text {
            font-size: 14px;
            color: var(--text-dark);
            font-weight: 500;
        }

        /* --- Подвал (Footer) --- */
        .footer {
            background-color: var(--primary-color);
            color: var(--white);
            border-radius: 12px;
            padding: 30px 20px;
            margin-top: 50px;
            text-align: center;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 24px;
        }

        .footer-content {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .footer-content a {
            text-decoration: none;
            color: #fff;
        }

        .footer-dot {
            font-size: 10px;
            opacity: 0.7;
        }

        /* --- Анимации --- */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
        }

        .animate-on-scroll.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* --- Адаптивность --- */
        @media (max-width: 1024px) {
            .desktop-only {
                display: none;
            }
            .hero {
                flex-direction: column;
                text-align: center;
                padding: 50px 40px;
            }
            .hero-description {
                margin: 0 auto 40px auto;
            }
            .action-group {
                justify-content: center;
            }
            .nav-list {
                flex-wrap: wrap;
                justify-content: center;
                gap: 20px;
            }
            .hero-visual {
                margin-bottom: 40px;
                padding-right: 0;
                width: 100%;
            }
            .about {
                padding: 60px 30px;
            }
            .about-title {
                font-size: 22px;
            }
            .about-description {
                font-size: 18px;
            }
            .steps-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps-col.center-col {
                grid-column: span 2;
                order: -1;
                height: 400px;
            }
            .step-card {
                min-height: 180px;
                padding: 20px 25px;
            }
            .step-num {
                font-size: 70px;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .industry-card {
                flex: 0 0 calc(33.333% - 13.33px); /* 3 карточки на планшете */
            }
            .industries {
            padding: 60px 30px;
        }
        .contact-grid {
            grid-template-columns: 1fr;
        }
        .contact-image {
            height: 300px;
        }
    }

    @media (max-width: 920px) {
            .hero-visual {
                display: none; /* Скрываем большое лого в секции Hero */
            }
            .header {
                justify-content: space-between;
                padding: 20px 30px;
            }
            .header-logo {
                display: flex; /* Показываем логотип в шапке */
            }
            .industry-card {
                flex: 0 0 calc(50% - 10px); /* 2 карточки */
            }
        }

        @media (max-width: 600px) {
            .header {
                flex-direction: column;
                padding: 20px;
                gap: 15px;
            }
            .hero-title {
                font-size: 32px;
            }
            .action-group {
                flex-direction: column;
                gap: 30px;
                align-items: center;
            }
            .action-item {
                width: 100%;
                max-width: 300px;
            }
            .btn {
                width: 100%;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .steps-col.center-col {
                grid-column: span 1;
                height: 250px;
            }
            .step-card.right-align, .step-card.left-align {
                text-align: left;
                align-items: flex-start;
            }
            .step-card {
                min-height: 160px;
            }
            .why-us-title {
                font-size: 32px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .slider-btn {
                width: 18px;
                height: 282px;
            }
            .industry-card {
                flex: 0 0 100%; /* 1 карточка на мобильном */
            }
        .form-footer {
            flex-direction: column;
            align-items: flex-start;
            gap: 20px;
        }
        .btn-submit {
            width: 100%;
        }
        .footer-content {
            flex-direction: column;
            gap: 10px;
        }
        .footer-dot {
            display: none;
        }
    }