/* 每日挑战页面特定样式 */

/* 挑战类型列表样式 */
.challenge-types {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.challenge-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.challenge-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.challenge-link {
    display: flex;
    text-decoration: none;
    color: inherit;
    padding: 20px;
}

.challenge-icon {
    flex: 0 0 80px;
    height: 80px;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f9f9f9;
    border-radius: 10px;
}

.challenge-icon img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.challenge-info {
    flex: 1;
}

.challenge-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #e74c3c;
}

.challenge-description {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.challenge-difficulty {
    display: flex;
    align-items: center;
}

.difficulty-label {
    color: #888;
    font-size: 0.85rem;
    margin-right: 5px;
}

.difficulty-stars {
    color: #f39c12;
    letter-spacing: 2px;
}

/* 挑战进度样式 */
.challenge-progress {
    background-color: white;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 40px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.section-title {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

.progress-stats {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.progress-item {
    margin-bottom: 5px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.progress-label {
    font-weight: 500;
    color: #555;
}

.progress-value {
    color: #e74c3c;
    font-weight: 500;
}

.progress-bar {
    height: 8px;
    background-color: #f1f1f1;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: #e74c3c;
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* 排行榜样式 */
.challenge-leaderboard {
    background-color: white;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 40px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.leaderboard-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    padding: 8px 15px;
    background-color: #f1f1f1;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.tab-btn:hover {
    background-color: #e0e0e0;
}

.tab-btn.active {
    background-color: #e74c3c;
    color: white;
}

.leaderboard-content {
    max-height: 400px;
    overflow-y: auto;
}

.leaderboard-list {
    width: 100%;
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    border-bottom: 1px solid #f1f1f1;
}

.leaderboard-item:last-child {
    border-bottom: none;
}

.leaderboard-rank {
    flex: 0 0 40px;
    font-weight: bold;
}

.leaderboard-rank:nth-child(1) {
    color: gold;
}

.leaderboard-rank:nth-child(2) {
    color: silver;
}

.leaderboard-rank:nth-child(3) {
    color: #cd7f32; /* Bronze */
}

.leaderboard-name {
    flex: 1;
}

.leaderboard-score {
    flex: 0 0 80px;
    text-align: right;
    color: #e74c3c;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .challenge-types {
        grid-template-columns: 1fr;
    }
    
    .leaderboard-tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1;
        min-width: 80px;
        text-align: center;
        font-size: 0.9rem;
    }
}