/**
 * AmberWP Cart - Default Styles
 *
 * Minimal styles for the cart drawer.
 * Themes should override these via their own CSS.
 *
 * To skip loading these styles entirely:
 * add_filter('amberwp_cart_skip_styles', '__return_true');
 *
 * @package AmberWPCart
 */

/* ==========================================================================
   Scoped scrollbar-gutter (#11: only when drawer is open)
   ========================================================================== */

body.amberwp-cart-drawer-open {
    scrollbar-gutter: stable;
}

/* ==========================================================================
   Variables (easily overridable)
   ========================================================================== */

:root {
    --amberwp-cart-drawer-width: 400px;
    --amberwp-cart-drawer-bg: #fff;
    --amberwp-cart-overlay-bg: rgba(0, 0, 0, 0.5);
    --amberwp-cart-border-color: #e5e5e5;
    --amberwp-cart-text-color: #1a1a1a;
    --amberwp-cart-text-muted: #666;
    --amberwp-cart-primary: #1a1a1a;
    --amberwp-cart-primary-text: #fff;
    --amberwp-cart-success: #22c55e;
    --amberwp-cart-error: #ef4444;
    --amberwp-cart-z-index: 9999;
}

/* ==========================================================================
   Scoped x-cloak (#11: only inside cart wrapper)
   ========================================================================== */

.amberwp-cart-wrapper [x-cloak] {
    display: none !important;
}

/* ==========================================================================
   Overlay
   ========================================================================== */

.amberwp-cart-overlay {
    position: fixed;
    inset: 0;
    background: var(--amberwp-cart-overlay-bg);
    z-index: var(--amberwp-cart-z-index);
}

/* ==========================================================================
   Drawer
   ========================================================================== */

.amberwp-cart-drawer {
    position: fixed;
    top: 0;
    bottom: 0;
    width: var(--amberwp-cart-drawer-width);
    max-width: 100vw;
    background: var(--amberwp-cart-drawer-bg);
    z-index: calc(var(--amberwp-cart-z-index) + 1);
    display: flex;
    flex-direction: column;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
}

.amberwp-cart-drawer--right {
    right: 0;
}

.amberwp-cart-drawer--left {
    left: 0;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
}

/* Header */
.amberwp-cart-drawer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--amberwp-cart-border-color);
    flex-shrink: 0;
}

.amberwp-cart-drawer__title {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--amberwp-cart-text-color);
}

.amberwp-cart-drawer__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--amberwp-cart-text-color);
    border-radius: 50%;
    transition: background-color 0.2s;
}

.amberwp-cart-drawer__close:hover {
    background: var(--amberwp-cart-border-color);
}

/* Body */
.amberwp-cart-drawer__body {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 1.5rem;
}

/* Footer */
.amberwp-cart-drawer__footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--amberwp-cart-border-color);
    flex-shrink: 0;
}

/* ==========================================================================
   Loading & Empty States
   ========================================================================== */

.amberwp-cart-loading,
.amberwp-cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    text-align: center;
    color: var(--amberwp-cart-text-muted);
}

.amberwp-cart-spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid var(--amberwp-cart-border-color);
    border-top-color: var(--amberwp-cart-primary);
    border-radius: 50%;
    animation: amberwp-cart-spin 0.8s linear infinite;
    margin-bottom: 1rem;
}

@keyframes amberwp-cart-spin {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   Cart Items
   ========================================================================== */

.amberwp-cart-items {
    list-style: none;
    margin: 0;
    padding: 0;
}

.amberwp-cart-item {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--amberwp-cart-border-color);
}

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

.amberwp-cart-item.is-busy {
    opacity: 0.5;
    pointer-events: none;
}

/* Image */
.amberwp-cart-item__image {
    width: 80px;
    height: 80px;
    background: var(--amberwp-cart-border-color);
    border-radius: 4px;
    overflow: hidden;
}

.amberwp-cart-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Details */
.amberwp-cart-item__details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.amberwp-cart-item__name {
    font-weight: 500;
    color: var(--amberwp-cart-text-color);
    text-decoration: none;
    line-height: 1.3;
}

.amberwp-cart-item__name:hover {
    text-decoration: underline;
}

.amberwp-cart-item__price {
    font-weight: 600;
    color: var(--amberwp-cart-text-color);
}

/* Variation attributes */
.amberwp-cart-item__variation {
    list-style: none;
    margin: 0.2rem 0 0;
    padding: 0;
}

.amberwp-cart-item__variation-attr {
    font-size: 0.8rem;
    color: var(--amberwp-cart-muted-color, #6b7280);
    line-height: 1.4;
}

.amberwp-cart-item__variation-label {
    font-weight: 500;
}

/* Quantity controls */
.amberwp-cart-item__qty {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--amberwp-cart-border-color);
    border-radius: 4px;
    width: fit-content;
}

.amberwp-cart-qty-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 1rem;
    color: var(--amberwp-cart-text-color);
}

.amberwp-cart-qty-btn:hover:not(:disabled) {
    background: var(--amberwp-cart-border-color);
}

.amberwp-cart-qty-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.amberwp-cart-qty-value {
    min-width: 2rem;
    text-align: center;
    font-weight: 500;
}

/* Remove button */
.amberwp-cart-item__remove {
    display: flex;
    align-items: flex-start;
    padding: 0.25rem;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--amberwp-cart-text-muted);
    transition: color 0.2s;
}

.amberwp-cart-item__remove:hover:not(:disabled) {
    color: var(--amberwp-cart-error);
}

.amberwp-cart-item__remove:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ==========================================================================
   Total & Actions
   ========================================================================== */

.amberwp-cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--amberwp-cart-text-color);
}

.amberwp-cart-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.amberwp-cart-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.amberwp-cart-btn--outline {
    border: 1px solid var(--amberwp-cart-primary);
    background: transparent;
    color: var(--amberwp-cart-primary);
}

.amberwp-cart-btn--outline:hover {
    background: var(--amberwp-cart-primary);
    color: var(--amberwp-cart-primary-text);
}

.amberwp-cart-btn--fill {
    border: 1px solid var(--amberwp-cart-primary);
    background: var(--amberwp-cart-primary);
    color: var(--amberwp-cart-primary-text);
}

.amberwp-cart-btn--fill:hover {
    opacity: 0.9;
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.amberwp-cart-toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.875rem 1.5rem;
    background: var(--amberwp-cart-text-color);
    color: #fff;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 500;
    z-index: calc(var(--amberwp-cart-z-index) + 2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.amberwp-cart-toast--success {
    background: var(--amberwp-cart-success);
}

.amberwp-cart-toast--error {
    background: var(--amberwp-cart-error);
}

/* ==========================================================================
   Screen Reader Only
   ========================================================================== */

.amberwp-cart-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================================================
   Transitions
   ========================================================================== */

/* Fade */
.amberwp-cart-fade-enter {
    transition: opacity 0.2s ease-out;
}
.amberwp-cart-fade-enter-start {
    opacity: 0;
}
.amberwp-cart-fade-enter-end {
    opacity: 1;
}
.amberwp-cart-fade-leave {
    transition: opacity 0.15s ease-in;
}
.amberwp-cart-fade-leave-start {
    opacity: 1;
}
.amberwp-cart-fade-leave-end {
    opacity: 0;
}

/* Slide (right drawer) */
.amberwp-cart-drawer--right .amberwp-cart-slide-enter {
    transition: transform 0.3s ease-out;
}
.amberwp-cart-drawer--right .amberwp-cart-slide-enter-start {
    transform: translateX(100%);
}
.amberwp-cart-drawer--right .amberwp-cart-slide-enter-end {
    transform: translateX(0);
}
.amberwp-cart-drawer--right .amberwp-cart-slide-leave {
    transition: transform 0.2s ease-in;
}
.amberwp-cart-drawer--right .amberwp-cart-slide-leave-start {
    transform: translateX(0);
}
.amberwp-cart-drawer--right .amberwp-cart-slide-leave-end {
    transform: translateX(100%);
}

/* Slide (left drawer) */
.amberwp-cart-drawer--left .amberwp-cart-slide-enter {
    transition: transform 0.3s ease-out;
}
.amberwp-cart-drawer--left .amberwp-cart-slide-enter-start {
    transform: translateX(-100%);
}
.amberwp-cart-drawer--left .amberwp-cart-slide-enter-end {
    transform: translateX(0);
}
.amberwp-cart-drawer--left .amberwp-cart-slide-leave {
    transition: transform 0.2s ease-in;
}
.amberwp-cart-drawer--left .amberwp-cart-slide-leave-start {
    transform: translateX(0);
}
.amberwp-cart-drawer--left .amberwp-cart-slide-leave-end {
    transform: translateX(-100%);
}

/* Toast */
.amberwp-cart-toast-enter {
    transition: all 0.3s ease-out;
}
.amberwp-cart-toast-enter-start {
    opacity: 0;
    transform: translate(-50%, 1rem);
}
.amberwp-cart-toast-enter-end {
    opacity: 1;
    transform: translate(-50%, 0);
}
.amberwp-cart-toast-leave {
    transition: all 0.2s ease-in;
}
.amberwp-cart-toast-leave-start {
    opacity: 1;
    transform: translate(-50%, 0);
}
.amberwp-cart-toast-leave-end {
    opacity: 0;
    transform: translate(-50%, 1rem);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 480px) {
    :root {
        --amberwp-cart-drawer-width: 100vw;
    }

    .amberwp-cart-drawer {
        box-shadow: none;
    }
}