/* ===== Планшеты (до 960px) ===== */
@media (max-width: 960px) {
    body {
        padding-top: 120px;
    }

    .header {
        height: auto;
    }

    .header__container {
        flex-wrap: wrap;
        justify-content: center;
        padding: 15px 20px;
        gap: 15px;
    }

    .logo {
        order: 1;
        width: 100%;
        text-align: center;
    }

    .logo__img {
        max-height: 50px;
        margin: 0 auto;
    }

    .nav {
        display: none;
        order: 4;
        width: 100%;
        background: var(--color-primary);
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        padding: 20px 0;
    }

    .nav.active {
        display: block;
    }

    .nav__list {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .nav__link {
        color: var(--text-light);
    }

    .header-contacts {
        order: 2;
        width: 100%;
        justify-content: center;
        gap: 20px;
        flex-wrap: wrap;
        row-gap: 5px;
    }

    .header-contacts .header-contacts__phone,
    .header-contacts .header-contacts__name {
        white-space: nowrap;
    }

    .header-contacts .social {
        width: 100%;
        justify-content: center;
    }

    .header-contacts__phone {
        font-size: 18px;
        color: var(--text-light);
    }

    .header-contacts__name {
        font-size: 18px;
    }

    .social__link {
        width: 22px;
        height: 22px;
    }

    .burger {
        display: block;
        order: 3;
        margin: 0 auto;
    }

    .burger span {
        background: var(--text-light);
    }

    .hero {
        height: 400px;
    }

    .hero__title {
        font-size: 36px;
    }

    .section {
        padding: 40px 0;
    }

    .section__title {
        font-size: 30px;
        margin-bottom: 30px;
    }

    .about__text {
        font-size: 20px;
    }

    .tabs__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .tab {
        height: 180px;
    }

    .catalog__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .delivery__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .delivery-card {
        padding: 25px;
    }

    .product-detail {
        padding: 30px 0 40px;
    }

    .product-detail__grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .product-detail__image {
        max-width: 400px;
    }

    .product-detail__title {
        font-size: 28px;
    }

    .product-detail__title .product-number {
        font-size: 28px;
    }

    .product-detail__price {
        font-size: 26px;
    }

    .product-detail__price.price-pending {
        font-size: 24px;
    }

    .footer {
        padding: 40px 0 25px;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }

    .footer__logo img {
        margin: 0 auto;
    }

    .footer__contacts {
        align-items: center;
    }

    .footer__phone {
        font-size: 22px;
    }

    .category-page main {
        min-height: calc(100vh - 120px);
    }
}

/* ===== Мобильные (до 640px) ===== */
@media (max-width: 640px) {
    body {
        padding-top: 110px;
    }

    .header__container {
        padding: 12px 15px;
        gap: 12px;
    }

    .logo__img {
        max-height: 45px;
    }

    .header-contacts {
        gap: 15px;
        flex-wrap: wrap;
        row-gap: 5px;
        justify-content: center;
    }

    .header-contacts .header-contacts__phone,
    .header-contacts .header-contacts__name {
        white-space: nowrap;
    }

    .header-contacts .social {
        width: 100%;
        justify-content: center;
    }

    .header-contacts__phone {
        font-size: 16px;
    }

    .social__link {
        width: 20px;
        height: 20px;
    }

    .burger span {
        width: 22px;
        margin: 4px auto;
    }

    .hero {
        height: 300px;
    }

    .hero__title {
        font-size: 28px;
    }

    .section {
        padding: 30px 0;
    }

    .section__title {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .about__text {
        font-size: 18px;
    }

    .tabs__grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .tab {
        height: 150px;
    }

    .tab__title {
        font-size: 20px;
        bottom: 12px;
        left: 12px;
    }

    .catalog__grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .product-card__title {
        font-size: 18px;
        min-height: 3.3em;
    }

    .product-card__price {
        font-size: 16px;
        min-height: 24px;
    }

    .product-card__btn {
        width: 100%;
        text-align: center;
    }

    .product-card.sold-out::after {
        font-size: 18px;
        padding: 10px 15px;
    }

    .delivery__grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .delivery-card {
        padding: 20px;
    }

    .delivery-card__title {
        font-size: 18px;
    }

    .product-detail {
        padding: 20px 0 30px;
    }

    .product-detail__image {
        max-width: 280px;
    }

    .product-detail__title {
        font-size: 24px;
    }

    .product-detail__title .product-number {
        font-size: 24px;
    }

    .product-detail__price {
        font-size: 22px;
    }

    .product-detail__price.price-pending {
        font-size: 20px;
    }

    .back-to-tabs,
    .product-detail__back {
        font-size: 14px;
        margin: 10px 0 20px;
    }

    .map iframe {
        height: 250px;
    }

    .footer {
        padding: 30px 0 20px;
    }

    .footer__logo img {
        max-height: 50px;
    }

    .footer__phone {
        font-size: 20px;
    }

    .footer__copyright {
        font-size: 12px;
    }

    .scroll-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }

    .no-products {
        font-size: 16px;
        padding: 30px 0;
    }

    .category-page main {
        min-height: calc(100vh - 110px);
    }

    /* ===== Стили для описания товара на мобильных ===== */
    .product-descr {
        font-size: 14px;
    }

    .product-descr__intro {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .product-descr__title {
        font-size: 16px;
    }

    .product-descr__list li {
        margin-bottom: 6px;
    }
}

/* ===== Маленькие мобильные (до 380px) ===== */
@media (max-width: 380px) {
    body {
        padding-top: 100px;
    }

    .header-contacts {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
        row-gap: 5px;
    }

    .header-contacts .header-contacts__phone,
    .header-contacts .header-contacts__name {
        font-size: 15px;
    }

    .header-contacts .social {
        width: 100%;
        justify-content: center;
    }

    .header-contacts__phone {
        font-size: 15px;
    }

    .hero__title {
        font-size: 24px;
    }

    .tab {
        height: 120px;
    }

    .tab__title {
        font-size: 18px;
    }

    .product-detail__image {
        max-width: 240px;
    }

    .product-detail__title {
        font-size: 20px;
    }

    .product-detail__title .product-number {
        font-size: 20px;
    }

    .category-page main {
        min-height: calc(100vh - 100px);
    }
}

/* ===== Стили для неактивных вкладок ===== */
.tab--disabled {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

.tab--disabled:hover {
    transform: none;
    box-shadow: none;
}