* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: #4b4a45;
    background-color: #ffffff;
}

.page-header {
    min-height: 58px;
    padding: 10px 190px 10px 24px;
    background-color: #4b4a45;
    color: aliceblue;
    font-size: 32px;
    line-height: 1.2;
    text-align: center;
}

.activ {
    margin: 24px auto 0;
    padding: 12px 180px 12px 16px;
    background-color: #f5f5f5;
    text-align: center;
}

.activ a {
    display: inline-block;
    margin: 6px 10px;
    color: #4b4a45;
    font-size: 19px;
    text-decoration: underline;
    transition: transform .1s ease;
}

.activ a:hover {
    text-decoration: none;
    transform: scale(1.04);
}

.excel-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    margin-right: 6px;
    border-radius: 3px;
    background-color: #217346;
    color: #ffffff;
    font-family: Arial, sans-serif;
    font-size: 14px;
    font-weight: bold;
    line-height: 1;
    vertical-align: middle;
}

.catalog {
    width: min(1040px, calc(100% - 300px));
    min-width: 660px;
    margin: 40px auto 64px;
}

.catalog-section + .catalog-section {
    margin-top: 52px;
}

.catalog-section h1 {
    margin: 0 0 20px;
    font-size: 30px;
    line-height: 1.2;
    text-align: left;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.product-card {
    overflow: hidden;
    margin: 0;
    border: 1px solid #d8d8d8;
    border-radius: 6px;
    background-color: #ffffff;
}

.product-card img {
    display: block;
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.product-card__body {
    padding: 16px;
}

.product-card h2 {
    margin: 0 0 8px;
    color: #34332f;
    font-size: 22px;
    line-height: 1.2;
}

.product-card p {
    min-height: 42px;
    margin: 0 0 14px;
    color: #66645e;
    font-size: 16px;
    line-height: 1.35;
}

.product-card strong {
    display: block;
    padding-top: 12px;
    border-top: 1px solid #e4e4e4;
    color: #217346;
    font-size: 20px;
}

.site-sidebar {
    position: fixed;
    right: 16px;
    top: 100px;
    z-index: 20;
    width: 160px;
    padding: 12px;
    background-color: rgba(245, 245, 245, 0.96);
    border: 1px solid #d8d8d8;
    border-radius: 8px;
    text-align: center;
}

.site-sidebar a {
    margin: 0;
    color: #4b4a45;
    text-decoration: none;
}

.site-sidebar__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin: 0 4px 8px !important;
    vertical-align: middle;
}

.site-sidebar__icon img {
    display: block;
    width: 42px;
    height: 42px;
}

.site-sidebar__max {
    border-radius: 50%;
    background-color: #111111;
    color: #ffffff !important;
    font-family: Arial, sans-serif;
    font-size: 12px;
    font-weight: bold;
    line-height: 1;
}

.site-sidebar__phone {
    display: block;
    margin-top: 6px !important;
    font-size: 14px;
    line-height: 1.25;
}

.catalog {
    width: min(1120px, calc(100% - 48px));
    min-width: 0;
}

@media (max-width: 700px) {
    .catalog {
        width: calc(100% - 24px);
        margin: 30px auto 40px;
    }

    .catalog-section h1 {
        font-size: 28px;
    }

    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .product-card h2 {
        font-size: 20px;
    }
}

@media (max-width: 420px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}