/* ============================================================================
   MODALS — Overlay, Drawer e Dialog genéricos
   ============================================================================ */


/* Overlay */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    z-index: var(--zindex-drawer);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-overlay.open {
    opacity: 0.9;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(1.25rem);
    pointer-events: auto;
}


/* Drawer — desliza da direita */

.modal-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 420px;
    background: var(--color-bg-base);
    border-left: 1px solid var(--color-border);
    z-index: var(--zindex-dialog);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.modal-drawer.open {
    transform: translateX(0);
}


/* Drawer header */

.modal-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.modal-drawer-header h2 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}


/* Drawer body */

.modal-drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg) var(--space-xl);
}


/* Drawer footer */

.modal-drawer-footer {
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    flex-shrink: 0;
}

/* Cart totals */

.cart-total {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: var(--font-size-sm);
}

.cart-total-line--tax {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.cart-total-line--total {
    margin-top: var(--space-xs);
    padding-top: var(--space-xs);
    border-top: 1px solid var(--color-border);
    font-weight: var(--font-weight-semibold);
}


/* Cart item */

.cart-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.cart-item:last-child { border-bottom: none; }

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

.cart-item-info .item-name {
    display: block;
    margin-bottom: var(--space-2xs);
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-shrink: 0;
}


/* Qty controls */

.cart-qty {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}


/* Cart FAB */

.cart-fab {
    border-radius: 50%;
    position: relative;
}


/* Cart badge */

.cart-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 16px;
    height: 16px;
    padding: 0 3px;
    border-radius: var(--radius-pill);
    background: var(--color-text-danger);
    color: #fff;
    font-size: 10px;
    font-weight: var(--font-weight-bold);
    line-height: 16px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}


/* Drawer steps — cada view ocupa a altura total */

#drawer-cart,
#drawer-checkout {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}


/* Responsive */

@media (max-width: 480px) {
    .modal-drawer { max-width: 100%; }
}