/* Estilos para el Carrito / Cotizador por WhatsApp */

.btn-cart-nav {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #0f172a;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.55rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    position: relative;
    transition: all 0.25s ease;
}

.btn-cart-nav:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.cart-badge {
    background: var(--color-accent);
    color: white;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 2px 7px;
    border-radius: 20px;
    min-width: 20px;
    text-align: center;
    transition: transform 0.2s ease;
}

.cart-badge.pop {
    transform: scale(1.3);
}

/* Modal / Drawer del Carrito - Totalmente Oculto por Defecto */
.cart-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.cart-drawer-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 440px;
    height: 100vh;
    background: #ffffff;
    z-index: 2001;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.35s ease;
}

.cart-drawer.active {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
}

.cart-drawer-header {
    padding: 1.25rem 1.5rem;
    background: var(--color-primary-dark);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 3px solid var(--color-accent);
}

.cart-drawer-header h3 {
    margin: 0;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
}

.cart-close-btn {
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 1.6rem;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    transition: color 0.2s ease;
}

.cart-close-btn:hover {
    color: #ffffff;
}

.cart-drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem 1.5rem;
}

.cart-empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-light);
}

.cart-empty-state i {
    font-size: 3.5rem;
    color: #cbd5e1;
    margin-bottom: 1rem;
    display: block;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
}

.cart-item-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    padding: 4px;
    flex-shrink: 0;
}

.cart-item-info {
    flex: 1;
}

.cart-item-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-primary);
    margin-bottom: 4px;
    line-height: 1.3;
}

.cart-item-cat {
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: bold;
    text-transform: uppercase;
}

.cart-qty-control {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #f8fafc;
    margin-top: 6px;
}

.cart-qty-btn {
    background: transparent;
    border: none;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-weight: bold;
    color: var(--color-primary);
    transition: background 0.15s ease;
}

.cart-qty-btn:hover {
    background: #e2e8f0;
}

.cart-qty-input {
    width: 36px;
    text-align: center;
    border: none;
    background: transparent;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-primary);
}

.cart-remove-btn {
    background: transparent;
    border: none;
    color: #ef4444;
    cursor: pointer;
    padding: 6px;
    font-size: 1.1rem;
    transition: transform 0.2s ease, color 0.2s ease;
}

.cart-remove-btn:hover {
    transform: scale(1.15);
    color: #b91c1c;
}

.cart-drawer-footer {
    padding: 1.25rem 1.5rem;
    background: #f8fafc;
    border-top: 1px solid var(--color-border);
}

.cart-summary-line {
    display: flex;
    justify-content: space-between;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.cart-input-group {
    margin-bottom: 0.75rem;
}

.cart-input-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--color-text-main);
}

.cart-input-group input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-size: 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.btn-send-whatsapp-cart {
    width: 100%;
    background-color: var(--color-whatsapp);
    color: white;
    padding: 0.85rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 10px rgba(37, 211, 102, 0.3);
    transition: background-color 0.2s ease, transform 0.2s ease;
    text-decoration: none;
}

.btn-send-whatsapp-cart:hover {
    background-color: var(--color-whatsapp-hover);
    transform: translateY(-2px);
    color: white;
}

.cart-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--color-primary-dark);
    color: white;
    padding: 0.9rem 1.4rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-whatsapp);
    z-index: 3000;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.cart-toast.active {
    transform: translateY(0);
    opacity: 1;
}

@media (max-width: 480px) {
    .cart-drawer {
        max-width: 100%;
        width: 100%;
    }
    .cart-toast {
        left: 12px;
        right: 12px;
        bottom: 16px;
        font-size: 0.85rem;
    }
}