/* Shared responsive navigation and footer overrides. Desktop styling is untouched. */
.site-nav .nav-toggle,
.site-nav .mobile-contact-link,
.site-nav .mobile-cta-link {
    display: none;
}

.site-nav .nav-toggle {
    border: 0;
    color: inherit;
    font: inherit;
}

.footer-container > * {
    min-width: 0;
}

.site-nav .logo > a {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 9px;
}

.footer-container p,
.footer-container a,
.contact-info,
.contact-info p {
    overflow-wrap: anywhere;
}

@media (min-width: 921px) and (max-width: 1100px) {
    .site-nav {
        gap: 16px;
        padding-right: 4%;
        padding-left: 4%;
    }

    .site-nav .logo {
        flex: 0 1 auto;
        gap: 9px;
    }

    .site-nav .logo img {
        width: 60px;
    }

    .site-nav .logo h2 {
        font-size: 15px;
        letter-spacing: 1px;
        white-space: nowrap;
    }

    .site-nav ul.site-navigation {
        flex: 1 1 auto;
        justify-content: center;
        gap: clamp(9px, 1.2vw, 13px);
        flex-wrap: nowrap;
    }

    .site-nav ul.site-navigation a {
        font-size: 14px;
        white-space: nowrap;
    }

    .site-nav > .quote-btn {
        flex: 0 0 auto;
        padding: 10px 17px;
        white-space: nowrap;
    }

    footer {
        padding-right: 5%;
        padding-left: 5%;
    }

    .footer-container {
        grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(0, 1fr));
        gap: clamp(24px, 4vw, 45px);
    }

    /* The existing four fixed-width product cards exceed the content area at this size. */
    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 320px));
        gap: clamp(24px, 3vw, 40px);
    }

    .stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 920px) {
    .site-nav {
        position: relative;
        flex-direction: row;
        justify-content: space-between;
        gap: 12px;
        padding: 12px 5%;
    }

    .site-nav .logo {
        min-width: 0;
        flex: 1 1 auto;
        gap: 9px;
    }

    .site-nav .logo img {
        width: 58px;
        flex: 0 0 auto;
    }

    .site-nav .logo h2 {
        font-size: clamp(13px, 2.4vw, 17px);
        letter-spacing: 1px;
        line-height: 1.15;
        white-space: nowrap;
    }

    .site-nav .nav-toggle {
        display: inline-flex;
        width: 48px;
        height: 48px;
        flex: 0 0 48px;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        padding: 10px;
        border-radius: 9px;
        background: rgba(255,255,255,.08);
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .site-nav .nav-toggle:focus-visible {
        outline: 2px solid var(--secondary);
        outline-offset: 3px;
    }

    .site-nav .nav-toggle span {
        display: block;
        width: 22px;
        height: 2px;
        border-radius: 2px;
        background: #fff;
        transition: transform .22s ease, opacity .18s ease;
    }

    .site-nav ul.site-navigation {
        position: absolute;
        top: calc(100% - 1px);
        right: 4%;
        left: 4%;
        display: flex;
        max-height: min(0px, calc(100vh - 86px));
        max-height: min(0px, calc(100dvh - 86px));
        flex-direction: column;
        gap: 0;
        flex-wrap: nowrap;
        overflow-x: hidden;
        overflow-y: auto;
        padding: 0 16px;
        border-radius: 0 0 13px 13px;
        background: rgba(5,8,22,.98);
        box-shadow: 0 18px 28px rgba(0,0,0,.28);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-8px);
        transition: max-height .25s ease, opacity .2s ease, transform .25s ease, padding .25s ease;
        visibility: hidden;
        z-index: 1001;
    }

    .site-nav ul.site-navigation > li {
        width: 100%;
        flex: 0 0 auto;
        border-bottom: 1px solid rgba(255,255,255,.08);
    }

    .site-nav ul.site-navigation > li:last-child {
        border-bottom: 0;
    }

    .site-nav ul.site-navigation > li > a {
        display: flex;
        min-height: 48px;
        align-items: center;
        padding: 10px 6px;
        font-size: 16px;
        line-height: 1.4;
        white-space: normal;
    }

    .site-nav .mobile-contact-link,
    .site-nav .mobile-cta-link {
        display: block;
    }

    .site-nav .mobile-cta-link > a {
        color: #fff;
        font-weight: 600;
    }

    .site-nav > .quote-btn {
        display: none;
    }

    .blog-page main:not(.article-shell) {
        padding-top: 60px;
    }

    .blog-page main.article-shell {
        padding-top: 120px;
    }

    header.menu-open {
        background: rgba(5,8,22,.98);
        box-shadow: 0 10px 30px rgba(0,0,0,.28);
    }

    header.menu-open .site-nav ul.site-navigation {
        max-height: min(75vh, 510px);
        max-height: min(75dvh, 510px);
        padding-top: 8px;
        padding-bottom: 8px;
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
        visibility: visible;
    }

    header.menu-open .nav-toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    header.menu-open .nav-toggle span:nth-child(2) {
        opacity: 0;
    }

    header.menu-open .nav-toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .footer-container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 34px 30px;
    }
}

@media (max-width: 767px) {
    .site-nav {
        padding: 10px 18px;
    }

    .site-nav .logo img {
        width: 52px;
    }

    .site-nav .logo h2 {
        font-size: 14px;
        letter-spacing: .7px;
        line-height: 1.15;
    }

    .site-nav .nav-toggle {
        width: 46px;
        height: 46px;
        flex-basis: 46px;
    }

    .footer-container {
        grid-template-columns: minmax(0, 1fr);
        gap: 26px;
    }

    footer {
        padding: 48px 22px 24px;
    }

    .footer-container h2,
    .footer-container h3 {
        margin-bottom: 13px;
        font-size: 20px;
    }

    .footer-container a {
        min-height: 42px;
        margin: 4px 0;
        padding: 9px 0;
    }

    footer hr {
        margin: 28px 0 18px;
    }

    .copyright {
        max-width: 100%;
        font-size: 13px;
        line-height: 1.7;
    }

    .contact-info,
    .contact-info p,
    .contact-info a {
        min-width: 0;
        overflow-wrap: anywhere;
    }
}

@media (min-width: 769px) and (max-width: 920px) {
    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 320px));
        gap: clamp(24px, 3vw, 40px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .site-nav .nav-toggle span,
    .site-nav ul.site-navigation {
        scroll-behavior: auto;
        transition-duration: .01ms;
    }
}