:root {
            --primary-color: #6750A4;
            --surface: #FAFAFA;
            --on-surface: #1E1E1E;
            --card-bg: #FFFFFF;
            --card-shadow: 0 2px 8px rgba(0,0,0,0.08);
            --card-shadow-hover: 0 4px 12px rgba(0,0,0,0.12);
            --text-primary: #333333;
            --text-secondary: #666666;
            --status-paid-bg: #E8E1F7;
            --status-paid-text: #6750A4;
            --status-pending-bg: #FFF2F2;
            --status-pending-text: #F43F5E;
            --status-completed-bg: #E8F5E8;
            --status-completed-text: #2E7D32;
            --status-cancelled-bg: #F5F5F5;
            --status-cancelled-text: #757575;
        }

        @media (prefers-color-scheme: dark) {
            :root {
                --surface: #1E1E1E;
                --card-bg: #2D2D2D;
                --text-primary: #FFFFFF;
                --text-secondary: #CCCCCC;
            }
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Roboto', sans-serif;
            background-color: var(--surface);
            color: var(--text-primary);
            line-height: 1.5;
        }

        /* 顶部导航栏 */
        .header {
            background-color: var(--primary-color) !important;
            color: white !important;
            padding: 12px 16px;
            display: flex;
            align-items: center;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 56px;
        }

        .header-hd {
            flex: 0 0 auto;
        }

        .header-btn {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 20px;
            transition: background-color 0.2s;
        }

        .header-btn:hover {
            background-color: rgba(255,255,255,0.1);
        }

        .uni-btn-icon {
            color: white !important;
            font-size: 24px !important;
        }

        .header-bd {
            flex: 1;
            text-align: center;
        }

        .header__title {
            font-size: 18px !important;
            font-weight: 500;
            color: white !important;
            opacity: 1 !important;
        }

        .uni-placeholder {
            height: 56px;
        }

        /* 主容器 */
        .container {
            padding: 0 16px;
            max-width: 480px;
            margin: 0 auto;
        }

        /* 标签页 */
        .tab {
            display: flex;
            justify-content: space-between;
            background: var(--card-bg);
            border-radius: 12px;
            padding: 4px;
            margin: 12px 0 20px 0;
            box-shadow: var(--card-shadow);
        }

        .tab .item {
            flex: 1;
            padding: 8px 12px;
            text-align: center;
            font-size: 14px;
            font-weight: 400;
            color: var(--text-secondary);
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.2s;
        }

        .tab .item.check {
            background-color: var(--primary-color);
            color: white;
            font-weight: 500;
        }

        /* 订单列表 */
        .list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 80px;
        }

        /* 订单卡片 */
        .order-card {
            background: var(--card-bg);
            border-radius: 16px;
            padding: 16px;
            box-shadow: var(--card-shadow);
            transition: all 0.3s ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .order-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-1px);
        }

        .order-card:active {
            background-color: #F5F5F5;
        }

        @media (prefers-color-scheme: dark) {
            .order-card:active {
                background-color: #3A3A3A;
            }
        }

        /* 订单号区域 */
        .order-number {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
            font-size: 14px;
        }

        .order-number-label {
            color: var(--text-secondary);
            font-weight: 400;
        }

        .order-number-value {
            color: var(--text-primary);
            font-weight: 500;
        }

        /* 金额信息区域 - 保持原有布局结构 */
        .amount-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .amount-group {
            display: flex;
            align-items: flex-start;
            gap: 4px;
        }

        .amount-main {
            font-size: 18px;
            font-weight: 500;
            color: var(--primary-color);
        }

        .amount-currency {
            font-size: 14px;
            color: var(--primary-color);
            margin-top: 2px;
        }

        /* 单价信息区域 - 保持原有样式结构 */
        .price-tag {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
            padding: 8px 0;
        }

        .price-text {
            font-size: 14px;
            color: var(--text-primary);
            font-weight: 500;
        }

        /* 状态区域 */
        .status-area {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 12px;
            border-top: 1px solid rgba(0,0,0,0.08);
        }

        .status-badge {
            padding: 6px 12px;
            border-radius: 16px;
            font-size: 13px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .status-paid {
            background-color: var(--status-paid-bg);
            color: var(--status-paid-text);
        }

        .status-pending {
            background-color: var(--status-pending-bg);
            color: var(--status-pending-text);
        }

        .status-completed {
            background-color: var(--status-completed-bg);
            color: var(--status-completed-text);
        }

        .status-cancelled {
            background-color: var(--status-cancelled-bg);
            color: var(--status-cancelled-text);
        }

        .detail-link {
            color: var(--primary-color);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            padding: 6px 12px;
            border-radius: 8px;
            transition: background-color 0.2s;
        }

        .detail-link:hover {
            background-color: var(--status-paid-bg);
        }

        /* 底部按钮 */
        .bottom {
            position: fixed;
            bottom: 20px;
            left: 16px;
            right: 16px;
            max-width: 480px;
            margin: 0 auto;
        }

        .button {
            background-color: var(--primary-color);
            color: white;
            padding: 12px 24px;
            border-radius: 20px;
            font-size: 16px;
            font-weight: 500;
            text-decoration: none;
            width: 100%;
            justify-content: center;
            box-shadow: 0 2px 8px rgba(103, 80, 164, 0.3);
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
        }

        .button:hover {
            box-shadow: 0 4px 12px rgba(103, 80, 164, 0.4);
            transform: translateY(-1px);
        }

        /* 空状态 */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-secondary);
        }

        .empty-state .icon {
            font-size: 48px;
            margin-bottom: 16px;
            opacity: 0.5;
        }

        .empty-state .text {
            font-size: 16px;
        }