/**
 * ComprarOnline - Mobile Bottom Navigation Bar
 * Experiencia táctil nativa estilo App
 */

.co-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid #e2e8f0;
    box-shadow: 0 -3px 14px rgba(15, 23, 42, 0.07);
    display: flex;
    align-items: center;
    justify-content: space-around;
    z-index: 9980;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    box-sizing: content-box;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
    transform: translateY(0);
    opacity: 1;
}

/* Ocultar barra en desktop */
@media (min-width: 922px) {
    .co-bottom-nav {
        display: none !important;
    }
}

/* Ocultar en la página de carrito/checkout para dar protagonismo total al checkout */
body.woocommerce-cart .co-bottom-nav,
body.woocommerce-checkout .co-bottom-nav {
    display: none !important;
}

/* Ocultar barra inferior cuando el sticky buy bar del producto está visible */
.co-bottom-nav.is-hidden,
body.single-product:has(.co-sticky-buy-bar.is-visible) .co-bottom-nav {
    transform: translateY(110%) !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

/* Espaciador inferior para no tapar el footer en móviles */
@media (max-width: 921px) {
    body:not(.woocommerce-cart):not(.woocommerce-checkout) {
        padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px)) !important;
    }
}

/* Pestañas individuales */
.co-nav-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #475569 !important; /* Slate 600 - 7.0:1 on white (WCAG AAA) */
    text-decoration: none !important;
    font-size: 11px;
    font-weight: 600;
    gap: 3px;
    transition: color 0.15s ease;
    position: relative;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.co-nav-tab:active,
.co-nav-tab.is-active {
    color: #0369a1 !important; /* Sky 700 - 5.75:1 on white (WCAG AA Pass) */
}

.co-tab-icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

.co-tab-icon svg {
    display: block;
    stroke: currentColor;
    transition: transform 0.15s ease;
}

.co-nav-tab:active .co-tab-icon svg {
    transform: scale(0.9);
}

.co-tab-label {
    line-height: 1;
    letter-spacing: 0.2px;
}

/* Contador de carrito */
.co-tab-badge {
    position: absolute;
    top: -4px;
    right: -8px;
    background: #ef4444;
    color: #ffffff;
    font-size: 10px;
    font-weight: 800;
    min-width: 16px;
    height: 16px;
    line-height: 16px;
    border-radius: 10px;
    text-align: center;
    padding: 0 4px;
    box-sizing: border-box;
    box-shadow: 0 2px 5px rgba(239, 68, 68, 0.4);
    display: inline-block;
}

.co-tab-badge[data-count="0"],
.co-tab-badge:empty {
    display: none;
}

/* -------------------------------------------------------------
   WCAG 2.2 Mobile Header & Side Menu Accessibility Compliance
   - SC 1.4.3 Contrast (Minimum AA: ≥ 4.5:1)
   - SC 1.4.1 Use of Color (Active indicator border + background)
   - SC 2.4.7 Focus Visible & SC 2.4.11 Focus Not Obscured
   - SC 2.5.8 Target Size (Minimum 44x44px touch targets)
   ------------------------------------------------------------- */
@media (max-width: 921px) {
    /* Mobile drawer menu container */
    .ast-mobile-header-content,
    .ast-mobile-header-content .main-header-menu,
    #ast-hf-mobile-menu {
        background-color: #ffffff !important;
        padding: 8px 12px !important;
        box-sizing: border-box !important;
    }

    /* All links in mobile drawer - High contrast (Slate 800: 12.6:1 AAA) & 44px tap target */
    .ast-mobile-header-content .main-header-menu .menu-item > .menu-link,
    #ast-hf-mobile-menu .menu-item > .menu-link {
        color: #1e293b !important;
        font-size: 14.5px !important;
        font-weight: 500 !important;
        padding: 12px 14px !important;
        min-height: 44px !important;
        display: flex !important;
        align-items: center !important;
        border-radius: 8px !important;
        transition: background-color 0.15s ease, color 0.15s ease !important;
        text-decoration: none !important;
    }

    /* Hover and touch feedback */
    .ast-mobile-header-content .main-header-menu .menu-item > .menu-link:hover,
    #ast-hf-mobile-menu .menu-item > .menu-link:hover {
        background-color: #f1f5f9 !important;
        color: #0f172a !important;
    }

    /* Active / Current page item - WCAG 2.2 AA Pass (≥ 4.5:1) + Non-color indicator (SC 1.4.1) */
    .ast-mobile-header-content .main-header-menu .menu-item.current-menu-item > .menu-link,
    .ast-mobile-header-content .main-header-menu .menu-item.current_page_item > .menu-link,
    #ast-hf-mobile-menu .menu-item.current-menu-item > .menu-link,
    #ast-hf-mobile-menu .menu-item.current_page_item > .menu-link {
        color: #0369a1 !important; /* Sky 700 - 5.96:1 (Passes WCAG AA) */
        font-weight: 700 !important;
        background-color: #f0f9ff !important; /* Sky 50 */
        border-left: 3px solid #0284c7 !important;
        padding-left: 11px !important;
    }

    /* Accessible focus states for keyboard / screen reader (SC 2.4.7) */
    .ast-mobile-header-content .main-header-menu .menu-link:focus-visible,
    #ast-hf-mobile-menu .menu-link:focus-visible,
    .ast-menu-toggle:focus-visible,
    .main-header-menu-toggle:focus-visible {
        outline: 2px solid #0284c7 !important;
        outline-offset: 2px !important;
        box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.2) !important;
    }

    /* Submenu hierarchical layout and clear contrast */
    .ast-mobile-header-content .main-header-menu .sub-menu,
    #ast-hf-mobile-menu .sub-menu {
        margin: 4px 0 6px 14px !important;
        border-left: 2px solid #e2e8f0 !important;
        padding-left: 6px !important;
        background: transparent !important;
    }

    .ast-mobile-header-content .main-header-menu .sub-menu .menu-item > .menu-link,
    #ast-hf-mobile-menu .sub-menu .menu-item > .menu-link {
        font-size: 13.5px !important;
        color: #334155 !important; /* Slate 700 - 10.35:1 AAA */
        padding: 9px 12px !important;
        min-height: 40px !important;
    }

    /* Submenu expander toggle buttons (SC 2.5.8 tap target ≥ 44x44px) */
    .ast-mobile-header-content .ast-menu-toggle,
    #ast-hf-mobile-menu .ast-menu-toggle {
        color: #334155 !important;
        min-width: 44px !important;
        min-height: 44px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        border-radius: 8px !important;
        border: 1px solid #e2e8f0 !important;
        background: #ffffff !important;
        transition: background-color 0.15s ease, border-color 0.15s ease !important;
    }

    .ast-mobile-header-content .ast-menu-toggle:hover,
    .ast-mobile-header-content .ast-menu-toggle:active,
    #ast-hf-mobile-menu .ast-menu-toggle:hover,
    #ast-hf-mobile-menu .ast-menu-toggle:active {
        background-color: #f1f5f9 !important;
        border-color: #cbd5e1 !important;
        color: #0f172a !important;
    }

    /* Separators between main sections */
    .ast-mobile-header-content .main-header-menu > .menu-item,
    #ast-hf-mobile-menu > .menu-item {
        border-bottom: 1px solid #f8fafc !important;
        margin-bottom: 3px !important;
    }
}