.activity-page {
    padding: 150px 1rem 2rem;
}

.activity-page-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.activity-page-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin: 0 0 1.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.activity-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    border-radius: 0;
    overflow: hidden;
    background: #fff;
    border: 1px solid #e8e8e8;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    transition: transform 0.15s ease;
}

.activity-card:hover {
    transform: translateY(-2px);
    text-decoration: none;
    color: inherit;
    box-shadow: 0 16px 45px rgba(0, 0, 0, 0.10);
}

.activity-card-cover {
    overflow: hidden;
    background: #f0f0f0;
    position: relative;
}

.activity-card--expired {
    cursor: default;
    pointer-events: none;
}

.activity-card--expired .activity-card-cover::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: rgba(0, 0, 0, 0.35);
    pointer-events: none;
}

.activity-card--expired:hover {
    transform: none;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.activity-card-badge {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 2;
    padding: 0.2rem 0.55rem 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    background: #8b8b8b;
    border-radius: 0 0 0 4px;
    letter-spacing: 0.02em;
}

.activity-card-badge--active {
    background: #ff6a00;
}

.activity-card-cover img {
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
    display: block;
    position: relative;
    z-index: 0;
}

.activity-card-body {
    padding: 0.7rem 0.75rem 0.8rem;
}

.activity-card-name {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0 0 0.35rem;
    color: #ff6a00;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.activity-card-time {
    font-size: 0.8rem;
    color: #444;
    margin: 0;
    line-height: 1.4;
}

.activity-card-tip {
    margin: 0.35rem 0 0;
    font-size: 0.8rem;
    color: #888;
}

.activity-empty {
    text-align: center;
    padding: 2rem;
}

@media (max-width: 992px) {
    .activity-page {
        padding-top: 118px;
    }

    .activity-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .activity-page {
        padding-top: 118px;
    }

    .activity-grid {
        grid-template-columns: 1fr;
    }
}