.section {
            margin-bottom: 32px;
        }

        .section-title {
            font-size: 36px;
            font-weight: bold;
            margin-bottom: 16px;
            border-left: 4px solid #4f7cff;
            padding-left: 10px;
            color: #1f2a44;
        }

        .card-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .card {
            background: #ffffff;
            border-radius: 8px;
            padding: 16px 12px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            min-height: 90px;
        }

        .card img {
            width: 100%;
            max-width: 180px;
            height: auto;   /* 自动保持比例 */
            object-fit: contain;
            margin-bottom: 6px;
        }

        .event-name {
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 4px;
            color: #2b3a67;
        }

        .time {
            font-size: 22px;
            color: #7a7f99;
        }

        .empty {
            color: #999;
            font-size: 14px;
            padding: 10px 0;
        }