/* Mobile Bottom Navigation Bar */
.mobile-bottom-bar {
    display: none;
}

@media (max-width: 768px) {
    :root {
        --mobile-nav-h: 64px;
    }

    body {
        padding-bottom: calc(var(--mobile-nav-h) + env(safe-area-inset-bottom, 0px));
    }

    .mobile-bottom-bar {
        display: flex;
        align-items: stretch;
        justify-content: space-around;
        position: fixed;
        right: 0;
        left: 0;
        bottom: 0;
        z-index: 1100;
        height: calc(var(--mobile-nav-h) + env(safe-area-inset-bottom, 0px));
        padding: 6px 4px calc(6px + env(safe-area-inset-bottom, 0px));
        background: rgba(255, 255, 255, 0.97);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-top: 1px solid rgba(15, 23, 42, 0.08);
        box-shadow: 0 -8px 24px rgba(15, 23, 42, 0.08);
    }

    .mobile-bottom-item {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        min-width: 0;
        padding: 4px 2px;
        border: none;
        background: none;
        color: #64748b;
        font-family: 'Cairo', sans-serif;
        font-size: 0.68rem;
        font-weight: 600;
        text-decoration: none;
        cursor: pointer;
        position: relative;
        transition: var(--transition);
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-bottom-item i {
        font-size: 1.15rem;
        line-height: 1;
        transition: var(--transition);
    }

    .mobile-bottom-item span {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 100%;
    }

    .mobile-bottom-item.active,
    .mobile-bottom-item:active {
        color: var(--primary-color);
    }

    .mobile-bottom-item.active i {
        transform: translateY(-1px);
    }

    .mobile-back-btn {
        color: #334155;
    }

    .mobile-back-btn i {
        width: 34px;
        height: 34px;
        border-radius: 12px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
        color: var(--primary-dark);
        font-size: 0.95rem;
    }

    .mobile-back-btn:active i {
        background: var(--primary-color);
        color: #fff;
    }

    .mobile-bottom-cart .mobile-bottom-badge {
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(8px);
        min-width: 16px;
        height: 16px;
        padding: 0 4px;
        border-radius: 999px;
        background: var(--accent-color);
        color: #fff;
        font-size: 0.62rem;
        font-style: normal;
        font-weight: 700;
        line-height: 16px;
        text-align: center;
    }

    .mobile-bottom-cart .mobile-bottom-badge:empty,
    .mobile-bottom-cart .mobile-bottom-badge[style*="display:none"] {
        display: none !important;
    }
}

@media (min-width: 769px) {
    .mobile-bottom-bar {
        display: none !important;
    }
}