.upcoming-events-wrapper {
    max-width: 600px;
    margin: 20px 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.upcoming-event-item {
    background: #ffffff;
    border: 1px solid #e1e4e8;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.2s ease;
}

.upcoming-event-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.event-title {
    margin: 0 0 16px 0;
    font-size: 24px;
    font-weight: 600;
    color: #24292e;
    line-height: 1.3;
}

.event-details {
    margin-bottom: 20px;
}

.event-date,
.event-location {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-size: 16px;
    color: #586069;
}

.event-date:last-child,
.event-location:last-child {
    margin-bottom: 0;
}

.event-icon {
    margin-right: 8px;
    font-size: 18px;
}

.event-time {
    font-weight: 500;
    color: #24292e;
}

.add-to-calendar-btn {
    background: #0366d6;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.add-to-calendar-btn:hover {
    background: #0256c7;
}

.add-to-calendar-btn:active {
    background: #024599;
}

.add-to-calendar-btn:focus {
    outline: 2px solid #0366d6;
    outline-offset: 2px;
}

/* Responsive design */
@media (max-width: 768px) {
    .upcoming-events-wrapper {
        max-width: 100%;
    }
    
    .upcoming-event-item {
        padding: 20px;
    }
    
    .event-title {
        font-size: 20px;
    }
    
    .event-date,
    .event-location {
        font-size: 14px;
    }
}