/**
 * Mini Cart Drawer Styles
 * 侧边购物车抽屉样式
 */

/* Container - 包含遮罩和面板 */
.mini-cart {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    visibility: hidden;
    pointer-events: none;
}

.mini-cart--open {
    visibility: visible;
    pointer-events: auto;
}

/* Overlay - 遮罩层 */
.mini-cart__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.mini-cart--open .mini-cart__overlay {
    opacity: 1;
}

/* Panel - 抽屉面板 */
.mini-cart__panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 380px;
    max-width: 100%;
    height: 100%;
    background: var(--color-bg-primary);
    box-shadow: var(--shadow-2xl);
    transform: translateX(100%);
    transition: transform var(--transition-normal) ease-out;
    display: flex;
    flex-direction: column;
}

.mini-cart--open .mini-cart__panel {
    transform: translateX(0);
}

/* Header */
.mini-cart__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 1px solid var(--color-gray-200);
    flex-shrink: 0;
}

.mini-cart__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.mini-cart__count {
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-normal);
}

.mini-cart__close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mini-cart__close:hover {
    background: var(--color-gray-100);
    color: var(--color-text-primary);
}

.mini-cart__close:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* Body - 商品列表区域 */
.mini-cart__body {
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* Empty State */
.mini-cart__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-12) var(--spacing-6);
    text-align: center;
    color: var(--color-text-secondary);
}

.mini-cart__empty i {
    font-size: 3rem;
    margin-bottom: var(--spacing-4);
    color: var(--color-gray-300);
}

.mini-cart__empty p {
    margin-bottom: var(--spacing-4);
}

/* Items List */
.mini-cart__items {
    padding: var(--spacing-4) var(--spacing-6);
}

/* Item Card */
.mini-cart-item {
    display: flex;
    gap: var(--spacing-3);
    padding: var(--spacing-4) 0;
    border-bottom: 1px solid var(--color-gray-100);
    position: relative;
}

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

.mini-cart-item__image {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-gray-50);
}

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

.mini-cart-item__info {
    flex: 1;
    min-width: 0;
}

.mini-cart-item__name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--spacing-1);
}

.mini-cart-item__name:hover {
    color: var(--color-primary-500);
}

.mini-cart-item__meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-2);
}

.mini-cart-item__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mini-cart-item__qty {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.mini-cart-item__price {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.mini-cart-item__remove {
    position: absolute;
    top: var(--spacing-4);
    right: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-tertiary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.mini-cart-item__remove:hover {
    background: var(--color-error);
    color: white;
}

.mini-cart-item__remove:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* Footer */
.mini-cart__footer {
    padding: var(--spacing-6);
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-gray-200);
    flex-shrink: 0;
}

.mini-cart__summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2);
}

.mini-cart__label {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

.mini-cart__subtotal {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.mini-cart__note {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-align: center;
    margin-bottom: var(--spacing-4);
}

.mini-cart__actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.mini-cart__actions .btn {
    width: 100%;
    justify-content: center;
}

/* Body scroll lock */
body.mini-cart-open {
    overflow: hidden;
}

/* Responsive - Mobile */
@media (max-width: 576px) {
    .mini-cart__panel {
        width: 100%;
    }

    .mini-cart__header,
    .mini-cart__footer {
        padding-left: var(--spacing-4);
        padding-right: var(--spacing-4);
    }

    .mini-cart__items {
        padding-left: var(--spacing-4);
        padding-right: var(--spacing-4);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .mini-cart__overlay,
    .mini-cart__panel {
        transition: none;
    }
}