.shop-container {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            z-index: 100001;
            background: var(--primary-bg, #ffffff);
            display: none;
            flex-direction: column;
        }
        .shop-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-color, #e0e0e0);
            background: var(--primary-bg, #ffffff);
            flex-shrink: 0;
        }
        .shop-back {
            background: none;
            border: none;
            color: var(--accent-color, #ff4757);
            font-size: 0.9rem;
            cursor: pointer;
        }
        .shop-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text, #1a1a1a);
        }
        .shop-balance {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--accent-color, #ff4757);
            cursor: pointer;
        }
        .search-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 16px;
            flex-shrink: 0;
        }
        .search-wrapper {
            position: relative;
            flex: 1;
        }
        .search-input {
            width: 100%;
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 20px;
            padding: 8px 36px 8px 16px;
            color: var(--text, #1a1a1a);
            font-size: 0.85rem;
            outline: none;
        }
        .search-input::placeholder { color: var(--text-light, #888); }
        .search-clear {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--text-light, #888);
            font-size: 0.8rem;
            cursor: pointer;
            display: none;
            padding: 4px;
        }
        .search-clear.visible { display: block; }
        .search-dropdown {
            position: absolute;
            top: calc(100% + 4px);
            left: 0;
            right: 0;
            background: var(--primary-bg, #ffffff);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            z-index: 100;
            display: none;
            max-height: 250px;
            overflow-y: auto;
            padding: 8px 0;
        }
        .search-dropdown.active { display: block; }
        .search-dropdown-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 6px 14px;
            font-size: 0.7rem;
            color: var(--text-light, #888);
        }
        .search-dropdown-title button {
            background: none;
            border: none;
            color: var(--text-light, #888);
            font-size: 0.7rem;
            cursor: pointer;
        }
        .search-dropdown-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            padding: 0 14px 10px;
        }
        .search-dropdown-tag {
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 14px;
            padding: 4px 12px;
            font-size: 0.7rem;
            color: var(--text, #1a1a1a);
            cursor: pointer;
        }
        .wish-btn {
            background: var(--accent-color, #ff4757);
            border: none;
            border-radius: 20px;
            padding: 8px 14px;
            color: white;
            font-size: 0.8rem;
            cursor: pointer;
            white-space: nowrap;
        }
        .shop-tabs {
            display: flex;
            border-bottom: 1px solid var(--border-color, #e0e0e0);
            flex-shrink: 0;
        }
        .shop-tab {
            flex: 1;
            padding: 12px;
            background: none;
            border: none;
            color: var(--text-light, #888);
            font-size: 0.9rem;
            cursor: pointer;
            border-bottom: 2px solid transparent;
        }
        .shop-tab.active {
            color: var(--accent-color, #ff4757);
            border-bottom-color: var(--accent-color, #ff4757);
        }
        .shop-content {
            flex: 1;
            overflow-y: auto;
            padding: 12px;
        }
        .sub-tags-wrapper {
            margin-bottom: 10px;
        }
        .sub-tags-toggle {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 16px;
            padding: 6px 14px;
            font-size: 0.75rem;
            color: var(--text, #1a1a1a);
            cursor: pointer;
            width: fit-content;
        }
        .sub-tags-toggle i {
            font-size: 0.6rem;
            transition: transform 0.2s;
        }
        .sub-tags-toggle.expanded i {
            transform: rotate(90deg);
        }
        .sub-tags-content {
            display: none;
            gap: 8px;
            overflow-x: auto;
            padding-top: 8px;
        }
        .sub-tags-content.expanded {
            display: flex;
        }
        .sub-tags-content::-webkit-scrollbar { display: none; }
        .sub-tag {
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 16px;
            padding: 6px 14px;
            font-size: 0.75rem;
            color: var(--text-light, #888);
            cursor: pointer;
            white-space: nowrap;
        }
        .sub-tag.active {
            background: var(--accent-color, #ff4757);
            color: white;
            border-color: var(--accent-color, #ff4757);
        }
        .sub-tag-add {
            background: none;
            border: 1px dashed var(--text-light, #888);
            border-radius: 16px;
            padding: 6px 14px;
            font-size: 0.75rem;
            color: var(--text-light, #888);
            cursor: pointer;
            white-space: nowrap;
        }
        .product-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        .product-card {
            background: var(--secondary-bg, #f5f5f5);
            border-radius: 12px;
            overflow: hidden;
            cursor: pointer;
            transition: transform 0.2s;
            border: 1px solid var(--border-color, #e0e0e0);
        }
        .product-card:active { transform: scale(0.97); }
        .product-img {
            width: 100%;
            height: 120px;
            background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .product-info {
            padding: 10px;
        }
        .product-name {
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 4px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            color: var(--text, #1a1a1a);
        }
        .product-desc {
            font-size: 0.7rem;
            color: var(--text-light, #888);
            margin-bottom: 6px;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }
        .product-tags {
            display: flex;
            gap: 4px;
            margin-bottom: 6px;
            flex-wrap: wrap;
        }
        .product-tag {
            background: rgba(255,71,87,0.1);
            color: var(--accent-color, #ff4757);
            font-size: 0.6rem;
            padding: 2px 6px;
            border-radius: 4px;
        }
        .product-price-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .product-price {
            color: var(--accent-color, #ff4757);
            font-size: 0.9rem;
            font-weight: 700;
        }
        .add-cart-btn {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--accent-color, #ff4757);
            border: none;
            color: white;
            font-size: 0.8rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .cart-list { }
        .cart-item {
            display: flex;
            gap: 12px;
            background: var(--secondary-bg, #f5f5f5);
            border-radius: 12px;
            padding: 12px;
            margin-bottom: 10px;
            border: 1px solid var(--border-color, #e0e0e0);
        }
        .cart-item-img {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .cart-item-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .cart-item-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text, #1a1a1a);
        }
        .cart-item-spec {
            font-size: 0.7rem;
            color: var(--text-light, #888);
        }
        .cart-item-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .cart-item-price {
            color: var(--accent-color, #ff4757);
            font-size: 0.9rem;
            font-weight: 700;
        }
        .quantity-control {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .qty-btn {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--border-color, #e0e0e0);
            border: none;
            color: var(--text, #1a1a1a);
            font-size: 0.8rem;
            cursor: pointer;
        }
        .qty-num {
            font-size: 0.85rem;
            min-width: 20px;
            text-align: center;
        }
        .cart-checkbox {
            width: 18px;
            height: 18px;
            accent-color: var(--accent-color, #ff4757);
        }
        .cart-footer {
            display: none;
            padding: 12px 16px;
            border-top: 1px solid var(--border-color, #e0e0e0);
            background: var(--primary-bg, #ffffff);
            flex-shrink: 0;
        }
        .cart-footer.active {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 8px;
        }
        .cart-total {
            font-size: 0.9rem;
            color: var(--text, #1a1a1a);
        }
        .cart-total span {
            color: var(--accent-color, #ff4757);
            font-size: 1.1rem;
            font-weight: 700;
        }
        .checkout-btn {
            background: var(--accent-color, #ff4757);
            border: none;
            border-radius: 20px;
            padding: 10px 24px;
            color: white;
            font-size: 0.9rem;
            cursor: pointer;
        }
        .shop-bottom-nav {
            display: flex;
            border-top: 1px solid var(--border-color, #e0e0e0);
            padding: 8px 0;
            background: var(--primary-bg, #ffffff);
            flex-shrink: 0;
        }
        .shop-nav-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            background: none;
            border: none;
            color: var(--text-light, #888);
            font-size: 0.7rem;
            cursor: pointer;
        }
        .shop-nav-item i {
            font-size: 1.1rem;
        }
        .shop-nav-item.active {
            color: var(--accent-color, #ff4757);
        }
        /* 弹窗 */
        .shop-modal {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0,0,0,0.5);
            z-index: 100002;
            display: none;
            align-items: flex-end;
            justify-content: center;
        }
        .shop-modal.active { display: flex; }
        .shop-modal-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(0,0,0,0.3);
            border: none;
            color: white;
            font-size: 1rem;
            cursor: pointer;
            z-index: 2;
        }
        .shop-modal-share-btn {
            position: absolute;
            top: 16px;
            left: 16px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(0,0,0,0.3);
            border: none;
            color: white;
            font-size: 0.9rem;
            cursor: pointer;
            z-index: 2;
        }
        .pay-request-style {
            background: linear-gradient(135deg, #ff9a56, #ff6b35) !important;
        }
        .shop-modal-content {
            background: var(--primary-bg, #ffffff);
            border-radius: 20px 20px 0 0;
            width: 100%;
            max-height: 85vh;
            overflow-y: auto;
            padding: 20px;
        }
        .shop-modal-img {
            width: 100%;
            height: 200px;
            background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 4rem;
        }
        .shop-modal-name {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text, #1a1a1a);
        }
        .shop-modal-desc {
            font-size: 0.8rem;
            color: var(--text-light, #888);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .shop-modal-price {
            font-size: 1.3rem;
            color: var(--accent-color, #ff4757);
            font-weight: 700;
            margin-bottom: 16px;
        }
        /* 居中弹窗 */
        .center-modal {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            z-index: 100002;
            display: none;
            align-items: center;
            justify-content: center;
        }
        .center-modal.active { display: flex; }
        .center-modal-overlay {
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0,0,0,0.5);
        }
        .center-modal-box {
            position: relative;
            background: var(--primary-bg, #ffffff);
            border-radius: 16px;
            width: 90%;
            max-width: 360px;
            max-height: 80vh;
            padding: 20px;
            z-index: 1;
        }
        .center-modal-close {
            position: absolute;
            top: 12px;
            right: 12px;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0,0,0,0.06);
            border: none;
            color: var(--text-light, #999);
            font-size: 0.85rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .spec-section { margin-bottom: 16px; }
        .spec-title {
            font-size: 0.85rem;
            margin-bottom: 8px;
            color: var(--text-light, #888);
        }
        .spec-options {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .spec-option {
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 8px;
            padding: 8px 16px;
            font-size: 0.8rem;
            color: var(--text, #1a1a1a);
            cursor: pointer;
        }
        .spec-option.active {
            border-color: var(--accent-color, #ff4757);
            color: var(--accent-color, #ff4757);
            background: rgba(255,71,87,0.1);
        }
        .buy-options {
            display: flex;
            gap: 10px;
            margin-top: 20px;
        }
        .buy-btn {
            flex: 1;
            padding: 14px;
            border-radius: 12px;
            border: none;
            font-size: 0.9rem;
            cursor: pointer;
            font-weight: 600;
        }
        .buy-btn.self {
            background: var(--secondary-bg, #f5f5f5);
            color: var(--text, #1a1a1a);
            border: 1px solid var(--border-color, #e0e0e0);
        }
        .buy-btn.dream {
            background: var(--accent-color, #ff4757);
            color: white;
        }
        .buy-btn.wish {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            color: white;
        }
        .remark-section { margin-top: 16px; }
        .remark-input {
            width: 100%;
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 10px;
            padding: 10px 14px;
            color: var(--text, #1a1a1a);
            font-size: 0.85rem;
            outline: none;
            resize: none;
            min-height: 60px;
        }
        .remark-input::placeholder { color: var(--text-light, #888); }
        .wish-form-group { margin-bottom: 14px; }
        .wish-label {
            display: block;
            font-size: 0.8rem;
            color: var(--text-light, #888);
            margin-bottom: 6px;
        }
        .wish-input, .wish-textarea, .wish-select {
            width: 100%;
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 10px;
            padding: 10px 14px;
            color: var(--text, #1a1a1a);
            font-size: 0.85rem;
            outline: none;
        }
        .wish-textarea {
            min-height: 80px;
            resize: vertical;
        }
        .wish-select { cursor: pointer; }
        .wish-icon-row {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .wish-img-upload {
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 10px;
            padding: 9px 14px;
            font-size: 0.8rem;
            color: var(--text, #1a1a1a);
            cursor: pointer;
            white-space: nowrap;
        }
        .wish-img-preview {
            margin-top: 8px;
            width: 80px;
            height: 80px;
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border-color, #e0e0e0);
        }
        .wish-img-preview img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .add-spec-btn {
            background: none;
            border: 1px dashed var(--text-light, #888);
            border-radius: 8px;
            padding: 8px;
            color: var(--text-light, #888);
            font-size: 0.8rem;
            cursor: pointer;
            width: 100%;
        }
        .balance-display {
            font-size: 2rem;
            color: var(--accent-color, #ff4757);
            font-weight: 700;
            margin: 20px 0;
        }
        .balance-input {
            width: 100%;
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 10px;
            padding: 12px;
            color: var(--text, #1a1a1a);
            font-size: 1rem;
            text-align: center;
            margin-bottom: 20px;
        }
        /* 订单 */
        .order-tabs {
            display: flex;
            gap: 8px;
            margin-bottom: 12px;
            overflow-x: auto;
        }
        .order-tabs::-webkit-scrollbar { display: none; }
        .order-tab {
            padding: 6px 14px;
            border-radius: 16px;
            border: 1px solid var(--border-color, #e0e0e0);
            background: none;
            font-size: 0.75rem;
            color: var(--text-light, #888);
            cursor: pointer;
            white-space: nowrap;
        }
        .order-tab.active {
            background: var(--accent-color, #ff4757);
            color: white;
            border-color: var(--accent-color, #ff4757);
        }
        .order-item {
            background: var(--secondary-bg, #f5f5f5);
            border-radius: 12px;
            padding: 14px;
            margin-bottom: 10px;
            border: 1px solid var(--border-color, #e0e0e0);
        }
        .order-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color, #e0e0e0);
        }
        .order-status {
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 10px;
        }
        .order-status.completed {
            background: rgba(46,213,115,0.15);
            color: #2ed573;
        }
        .order-status.pending {
            background: rgba(255,71,87,0.15);
            color: var(--accent-color, #ff4757);
        }
        .order-product {
            display: flex;
            gap: 10px;
            margin-bottom: 10px;
        }
        .order-product-img {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .order-product-info {
            flex: 1;
        }
        .order-product-name {
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text, #1a1a1a);
        }
        .order-product-spec {
            font-size: 0.7rem;
            color: var(--text-light, #888);
        }
        .order-product-price {
            font-size: 0.85rem;
            color: var(--accent-color, #ff4757);
            font-weight: 700;
        }
        .order-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 8px;
            border-top: 1px solid var(--border-color, #e0e0e0);
        }
        .order-time {
            font-size: 0.7rem;
            color: var(--text-light, #888);
        }
        .order-actions {
            display: flex;
            gap: 8px;
        }
        .order-btn {
            padding: 4px 12px;
            border-radius: 12px;
            border: 1px solid var(--border-color, #e0e0e0);
            background: none;
            font-size: 0.75rem;
            cursor: pointer;
            color: var(--text, #1a1a1a);
        }
        .order-btn.primary {
            background: var(--accent-color, #ff4757);
            color: white;
            border: none;
        }
        .order-remark {
            background: rgba(255,165,0,0.08);
            border-radius: 8px;
            padding: 8px 10px;
            margin-top: 8px;
            font-size: 0.75rem;
            color: #b37400;
        }
        .order-remark::before {
            content: '备注: ';
            font-weight: 600;
        }
        .tag-input-row {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .tag-input-row input {
            flex: 1;
            background: var(--secondary-bg, #f5f5f5);
            border: 1px solid var(--border-color, #e0e0e0);
            border-radius: 8px;
            padding: 8px 12px;
            color: var(--text, #1a1a1a);
            font-size: 0.8rem;
        }
        .tag-add-btn {
            background: var(--accent-color, #ff4757);
            border: none;
            border-radius: 8px;
            padding: 8px 14px;
            color: white;
            font-size: 0.8rem;
            cursor: pointer;
            white-space: nowrap;
        }
        .reply-bubble {
            background: var(--secondary-bg, #f5f5f5);
            border-radius: 12px;
            padding: 14px;
            margin-bottom: 10px;
        }
        .reply-time {
            font-size: 0.75rem;
            color: var(--text-light, #888);
            margin-bottom: 6px;
        }
        .reply-text {
            font-size: 0.9rem;
            color: var(--text, #1a1a1a);
            line-height: 1.5;
        }