/* ============================================================================
 * Inside Motor & Racing — Mobile Isolated Stylesheet (@media max-width: 639px)
 * Requirement #3 & #4: Hamburger Menu + Compact Header + Full Mobile Navigation
 * ============================================================================ */
@media (max-width: 639px) {
    .imr-hide-xs {
        display: none !important;
    }

    .imr-brand-title {
        font-size: 13px;
    }

    .imr-hamburger-btn {
        display: inline-flex !important;
        margin-left: auto !important;
    }

    .nav-menu.w-nav-menu {
        display: none !important;
        position: absolute !important;
        top: 52px !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        background: #0D1321 !important;
        flex-direction: column !important;
        align-items: stretch !important;
        padding: 12px 16px !important;
        gap: 6px !important;
        box-shadow: 0 16px 32px rgba(0, 0, 0, 0.45) !important;
        border-top: 2px solid #E11D48;
        z-index: 9999 !important;
    }

    .nav-menu.w-nav-menu.imr-mobile-open {
        display: flex !important;
    }

    .nav-menu.w-nav-menu .nav-link.w-nav-link {
        color: #FFFFFF !important;
        padding: 11px 16px !important;
        font-size: 15px !important;
        width: 100% !important;
        justify-content: flex-start !important;
    }
}

@media (max-width: 639px) {
    .w-container {
        max-width: 100% !important;
        padding-left: 12px;
        padding-right: 12px;
    }

    .imr-grid-4,
    .imr-grid-3 {
        display: grid;
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .imr-thumb-frame {
        height: 205px;
    }

    .imr-section-title {
        font-size: 18.5px;
    }

    .imr-hero-card {
        height: auto;
        max-height: none;
    }

    .imr-hero-overlay {
        padding: 10px 14px;
    }

    .imr-hero-tagline {
        font-size: 13.5px;
    }

    .imr-brand-tabs-header {
        padding: 12px 14px;
    }

    .imr-brand-tab-btn {
        flex: 1 1 calc(50% - 8px);
        justify-content: center;
        padding: 8px 10px;
        font-size: 12.5px;
    }

    .imr-brand-iframe-wrap {
        height: 360px;
    }

    .imr-pagination-wrap {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .imr-pagination-links {
        justify-content: center;
    }

    .imr-search-bar {
        flex-direction: column;
    }

    /* Single Active Language Pill on Mobile + Floating Popup Picker */
    .imr-lang-switcher {
        padding: 2px 4px !important;
        background: rgba(13, 19, 33, 0.92) !important;
    }

    .imr-lang-switcher .imr-lang-btn:not(.active) {
        display: none !important;
    }

    .imr-lang-switcher .imr-lang-btn.active {
        display: inline-flex !important;
        padding: 3px 10px !important;
        font-size: 11.5px !important;
    }

    .imr-mobile-lang-caret {
        display: inline-block !important;
    }

    .imr-mobile-lang-popup.is-open {
        display: block !important;
        position: fixed !important;
        top: 40px !important;
        right: 10px !important;
        width: 250px !important;
        background: #0D1321 !important;
        border: 1px solid rgba(250, 204, 21, 0.45) !important;
        border-radius: 14px !important;
        padding: 12px !important;
        z-index: 100001 !important;
        box-shadow: 0 20px 44px rgba(0, 0, 0, 0.72), 0 0 0 1px rgba(255, 255, 255, 0.12) !important;
        animation: imrPopIn 0.18s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .imr-mobile-lang-popup-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding-bottom: 10px;
        margin-bottom: 10px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.14);
        font-size: 12.5px;
        font-weight: 800;
        color: #FACC15;
    }

    .imr-mobile-lang-close {
        background: rgba(255, 255, 255, 0.12);
        color: #FFFFFF;
        border: none;
        width: 24px;
        height: 24px;
        border-radius: 50%;
        font-size: 12px;
        font-weight: 700;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .imr-mobile-lang-options {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .imr-mobile-lang-opt {
        display: flex;
        align-items: center;
        gap: 12px;
        width: 100%;
        padding: 11px 14px;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.07);
        border: 1px solid rgba(255, 255, 255, 0.14);
        color: #FFFFFF;
        text-align: left;
        font-family: inherit;
        cursor: pointer;
        transition: all 0.18s ease;
    }

    .imr-mobile-lang-opt.active {
        background: linear-gradient(135deg, #E11D48 0%, #BE123C 100%);
        border-color: #FACC15;
        box-shadow: 0 6px 16px rgba(225, 29, 72, 0.45);
    }

    .imr-mobile-lang-opt-text {
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .imr-mobile-lang-opt-text strong {
        font-size: 14px;
        color: #FFFFFF;
        line-height: 1.25;
    }

    .imr-mobile-lang-opt-text small {
        font-size: 11px;
        color: rgba(255, 255, 255, 0.75);
        margin-top: 2px;
    }

    .imr-mobile-lang-check {
        font-size: 15px;
        font-weight: 900;
        color: #FACC15;
        opacity: 0;
    }

    .imr-mobile-lang-opt.active .imr-mobile-lang-check {
        opacity: 1;
    }

    @keyframes imrPopIn {
        from { opacity: 0; transform: translateY(-6px) scale(0.95); }
        to { opacity: 1; transform: translateY(0) scale(1); }
    }
}