@media (max-width: 1024px) {
    body.mobile-nav-open {
        overflow: hidden;
    }

    .brand-mark {
        top: 20px;
        left: 16px;
        transform: none;
        font-size: 0.85rem;
        letter-spacing: 0.8px;
    }

    .brand-mark:hover {
        transform: translateY(-1px);
    }

    .header-controls {
        position: fixed;
        top: 12px;
        right: 12px;
        z-index: 1206;
        display: inline-flex;
        flex-direction: row-reverse;
        align-items: center;
        gap: 10px;
    }

    .mobile-nav-toggle {
        position: fixed;
        top: 12px;
        right: 12px;
        z-index: 1205;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        height: 56px;
        border-radius: 18px;
        border: 1px solid rgba(255, 255, 255, 0.84);
        background: rgba(240, 246, 244, 0.98);
        box-shadow: 0 10px 20px rgba(15, 43, 37, 0.1);
        color: var(--text-deep);
        cursor: pointer;
        touch-action: manipulation;
    }

    .header-controls .mobile-nav-toggle {
        position: relative;
        top: auto;
        right: auto;
        left: auto;
        transform: none;
    }

    .lang-toggle {
        top: 12px;
        right: 78px;
        padding: 3px;
    }

    .header-controls .lang-toggle {
        position: static;
    }

    .lang-btn {
        min-width: 40px;
        height: 30px;
        font-size: 0.68rem;
    }

    .mobile-nav-toggle span,
    .mobile-nav-toggle::before,
    .mobile-nav-toggle::after {
        content: '';
        position: absolute;
        width: 18px;
        height: 2px;
        border-radius: 2px;
        background: currentColor;
        transition: transform 0.24s ease, opacity 0.2s ease;
    }

    .mobile-nav-toggle span {
        transform: translateY(0);
    }

    .mobile-nav-toggle::before {
        transform: translateY(-6px);
    }

    .mobile-nav-toggle::after {
        transform: translateY(6px);
    }

    .mobile-nav-toggle.is-open span {
        opacity: 0;
    }

    .mobile-nav-toggle.is-open::before {
        transform: rotate(45deg);
    }

    .mobile-nav-toggle.is-open::after {
        transform: rotate(-45deg);
    }

    nav {
        top: 82px;
        left: 50%;
        z-index: 1204;
        width: calc(100% - 16px);
        max-width: 520px;
        padding: 12px;
        border-radius: 24px;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        opacity: 0;
        max-height: 0;
        overflow: hidden;
        pointer-events: none;
        transform: translateX(-50%) translateY(-8px);
        transition: opacity 0.22s ease, max-height 0.26s ease, transform 0.26s ease;
    }

    nav.mobile-open {
        opacity: 1;
        max-height: min(82vh, 620px);
        transform: translateX(-50%) translateY(0);
        pointer-events: auto;
        overflow-y: auto;
    }

    nav > a,
    .nav-item > a,
    .nav-account-slot .account-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        margin: 0;
        min-height: 52px;
        padding: 12px 14px;
        border-radius: 14px;
        text-align: center;
        font-size: 0.9rem;
        letter-spacing: 1.4px;
        touch-action: manipulation;
    }

    .nav-account-slot .account-toggle[hidden] {
        display: none !important;
    }

    nav > a:hover,
    .nav-item > a:hover {
        transform: none;
        text-shadow: none;
    }

    .nav-item {
        display: flex;
        flex-direction: column;
        width: 100%;
        position: relative;
        padding: 0;
        margin: 0;
    }

    .nav-account-slot {
        width: 100%;
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        padding-top: 6px;
        flex-direction: column;
        align-items: stretch;
    }

    .nav-item.has-dropdown > a::after {
        content: '';
        width: 8px;
        height: 8px;
        border-right: 2px solid currentColor;
        border-bottom: 2px solid currentColor;
        transform: rotate(45deg);
        margin-left: 10px;
        opacity: 0.7;
        transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .nav-item.has-dropdown.open > a::after {
        transform: rotate(-135deg) translateY(-1px);
        opacity: 1;
    }

    .has-dropdown::after {
        display: none;
    }

    .nav-dropdown {
        position: static !important;
        transform: none;
        width: 100%;
        min-width: 0;
        margin: 6px 0 10px;
        padding: 8px;
        border-radius: 14px;
        border: 1px solid rgba(255, 255, 255, 0.8);
        background: rgba(244, 249, 247, 0.98);
        box-shadow: none;
        display: none;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transition: none;
        left: auto !important;
        right: auto !important;
        top: auto !important;
    }

    .has-dropdown.open .nav-dropdown {
        display: block;
    }

    .has-dropdown:hover .nav-dropdown,
    .has-dropdown.open .nav-dropdown,
    .has-dropdown:focus-within .nav-dropdown {
        position: static !important;
        left: auto !important;
        right: auto !important;
        top: auto !important;
        transform: none !important;
        margin-left: 0;
    }

    .nav-dropdown-item {
        justify-content: center;
        width: 100%;
        min-height: 48px;
        padding: 12px 14px;
        font-size: 0.86rem;
        letter-spacing: 0.4px;
        border-radius: 12px;
        touch-action: manipulation;
    }

    .nav-dropdown-item + .nav-dropdown-item {
        margin-top: 6px;
    }
}

@media (max-width: 480px) {
    .mobile-nav-toggle {
        top: 12px;
        right: 12px;
        width: 52px;
        height: 52px;
    }

    .lang-toggle {
        right: 68px;
    }

    .header-controls .lang-toggle {
        right: auto;
    }

    nav {
        top: 76px;
        width: calc(100% - 12px);
        border-radius: 18px;
    }
}