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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-image: url('../images/window.jfif');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: #1e293b;
    line-height: 1.5;
}

/* --- Боковое меню (бургер) --- */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.side-menu {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100%;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.1);
    z-index: 999;
    transition: left 0.3s ease;
    display: flex;
    flex-direction: column;
    padding: 20px 0;
}

.side-menu.open {
    left: 0;
}

.menu-header {
    padding: 20px;
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 16px;
}

.menu-header h3 {
    font-size: 1.3rem;
    color: #2c3e50;
}

.menu-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 0 16px;
}

.menu-nav a {
    background: none;
    border: none;
    text-align: left;
    padding: 12px 16px;
    font-size: 1rem;
    font-weight: 500;
    color: #2c3e50;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    text-decoration: none;
    display: block;
}

.menu-nav a:hover {
    background-color: #e9ecef;
    transform: translateX(4px);
}

.close-menu-btn {
    margin-top: auto;
    margin-bottom: 30px;
    background-color: #f1f3f5;
    border: none;
    padding: 12px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
    margin-left: 16px;
    margin-right: 16px;
}

.close-menu-btn:hover {
    background-color: #dee2e6;
}

/* --- Основной контент --- */
.main-content {
    transition: filter 0.2s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content.blur {
    filter: blur(3px);
    pointer-events: none;
    user-select: none;
}

/* Шапка с бургером */
.top-bar {
    padding: 16px 24px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eef2f6;
}

.burger-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: background 0.2s;
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 36px;
}

.burger-btn:hover {
    background-color: #f1f3f5;
}

.burger-btn span {
    display: block;
    width: 24px;
    height: 2.5px;
    background-color: #2c3e50;
    border-radius: 4px;
    transition: 0.2s;
}

.logo-area {
    margin-left: 16px;
    font-weight: 600;
    font-size: 1.2rem;
    color: #2c3e50;
}

/* Контентная область */
.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 40px 24px;
    flex: 1;
    width: 100%;
}

/* Блок для динамического контента */
.dynamic-section {
    border-radius: 28px;
    padding: 32px 28px;
    margin-bottom: 48px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02), 0 1px 2px rgba(0, 0, 0, 0.03);
    border: 1px solid #ebf3ef;
}

.page-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #1e2a3a;
}

.editable-text {
    margin: 20px 0;
    font-size: 1.2rem;
    color: #334155;
    text-align: center;
    line-height: 1.6;
}

/* Галерея с картинками */
.image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 30px 0 20px;
}

/* Карточка с изображением */
.image-card {
    flex: 1 1 300px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #f0f6f2;
    display: flex;
    flex-direction: column;
}

.image-card img {
    width: 100%;
    height: 300px;
    display: block;
    object-fit: contain;
}

.image-card .caption {
    padding: 12px 16px;
    font-size: 1.1rem;
    color: #4a5568;
    text-align: center;
}

/* Нижняя часть: о компании и контакты */
.footer-info {
    border-top: 1px solid #e9ecef;
    padding: 40px 24px 32px;
    margin-top: 40px;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 32px;
}

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

.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: #1e293b;
}

.footer-col p, .footer-col a {
    color: #4b5563;
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.footer-col a:hover {
    color: #2c3e50;
    text-decoration: underline;
}

hr {
    margin: 20px 0 0;
    border-color: #eef2f6;
}

/* Адаптация для мобильных устройств */
@media (max-width: 680px) {
    .container {
        padding: 24px 16px;
    }
    .footer-grid {
        flex-direction: column;
        gap: 24px;
    }
    .dynamic-section {
        padding: 24px 20px;
    }
    .page-title {
        font-size: 1.5rem;
    }
    .image-card {
        flex: 1 1 100%;
    }
}

/* ===== Стили для карточек продукции ===== */
.products-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin: 40px 0;
    justify-content: center;
}

.product-card {
    flex: 1 1 300px;
    min-width: 280px;
    border-radius: 24px;
    padding: 28px 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #eef2f6;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.12);
}

.product-icon {
    font-size: 48px;
    margin-bottom: 16px;
    text-align: center;
}

.product-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: #1e2a3a;
    margin-bottom: 12px;
    text-align: center;
    border-bottom: 2px solid #e9ecef;
    padding-bottom: 12px;
}

.product-description {
    font-size: 0.95rem;
    color: #2c3e50;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 500;
    padding: 10px 12px;
    border-radius: 12px;
}

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

.product-features li {
    padding: 10px 0;
    border-bottom: 1px solid #eef2f6;
    font-size: 0.95rem;
    color: #4a5568;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features li strong {
    color: #1e2a3a;
    font-weight: 600;
}

/* Адаптация для мобильных */
@media (max-width: 768px) {
    .products-grid {
        gap: 20px;
    }
    
    .product-card {
        padding: 20px 16px;
    }
    
    .product-title {
        font-size: 1.2rem;
    }
    
    .product-features li {
        font-size: 0.85rem;
        padding: 8px 0;
    }
}

/* ===== ПРОЗРАЧНЫЕ ОКНА ===== */
.dynamic-section,
.product-card,
.top-bar,
.footer-info {
    background: rgba(238, 237, 241, 0.85) !important;
    border: 1px solid rgba(240, 234, 234, 0.94) !important;
}

.side-menu {
    background: rgba(251, 252, 251, 0.94) !important;
}

.image-card {
    background: rgba(247, 246, 247, 0.85) !important;
}

.image-card .caption {
    background: rgba(250, 250, 251, 0.85) !important;
}

.product-description {
    background-color: rgba(81, 6, 244, 0.12) !important;
}

/* ===== НОВАЯ ВЕРХНЯЯ ПАНЕЛЬ С КНОПКАМИ ===== */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px 24px;
    background: rgba(239, 235, 235, 0.85) !important;
    border-bottom: 1px solid rgba(155, 127, 127, 0.5);
}

.logo-area {
    font-weight: 600;
    font-size: 1.2rem;
    color: #00050a;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    flex: 1;
}

.nav-btn {
    background: rgba(47, 103, 187, 0.327);
    border: none;
    padding: 8px 18px;
    border-radius: 40px;
    font-size: 0.95rem;
    font-weight: 500;
    color: #000103;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}

.nav-btn:hover {
    background: rgba(75, 119, 163, 0.25);
    transform: translateY(-2px);
}

@media (max-width: 680px) {
    .top-bar {
        flex-direction: row;
        flex-wrap: wrap;
        text-align: left;
    }
    .nav-links {
        justify-content: right;
        flex: 1;
        order: 2;
    }
    .logo-area {
        order: 1;
        flex: 0 0 auto;
    }
    .nav-btn {
        padding: 6px 14px;
        font-size: 0.85rem;
    }
}

/* ===== СТИЛИ ДЛЯ СТРАНИЦЫ "ВИД ДЕЯТЕЛЬНОСТИ" ===== */
.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin: 40px 0;
}

.activity-card {
    background: rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    padding: 24px 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.activity-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.activity-icon {
    font-size: 42px;
    margin-bottom: 16px;
}

.activity-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1e2a3a;
    margin-bottom: 10px;
}

.activity-desc {
    font-size: 0.9rem;
    color: #4a5568;
    margin-bottom: 12px;
    line-height: 1.4;
}

/* Аккордеон для ОКВЭД */
.okved-wrapper {
    margin: 30px 0 20px;
}

.okved-toggle {
    width: 100%;
    background: rgba(26, 95, 122, 0.12);
    border: 1px solid rgba(26, 95, 122, 0.25);
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 600;
    color: #1e2a3a;
    text-align: left;
    cursor: pointer;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.okved-toggle:hover {
    background: rgba(26, 95, 122, 0.2);
    transform: translateY(-2px);
}

.toggle-arrow {
    margin-left: auto;
    font-size: 0.8rem;
}

.okved-list {
    margin-top: 16px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 16px;
    padding: 16px 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.okved-item {
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    font-size: 0.9rem;
    color: #4a5568;
}

.okved-item:last-child {
    border-bottom: none;
}

@media (max-width: 680px) {
    .activity-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .activity-card {
        padding: 18px 16px;
    }
    .okved-toggle {
        font-size: 0.85rem;
        padding: 12px 16px;
    }
    .okved-item {
        font-size: 0.8rem;
        padding: 8px 0;
    }
}