/* 友情链接卡片式样式 */
.friend-links {
    margin-top: 40px;
    margin-bottom: 30px;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

.friend-links-title {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 600;
    position: relative;
    padding-left: 15px;
}

.friend-links-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 18px;
    background-color: #3498db;
    border-radius: 2px;
}

.friend-links-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.friend-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 12px 10px;
    background-color: white;
    border-radius: 12px;
    color: #333;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: 1px solid #eee;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    min-height: 80px;
    text-align: center;
    border-left: 3px solid var(--bg-color, #3498db);
    position: relative;
}

.friend-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
    border-color: var(--bg-color, #3498db);
}

.friend-link::before {
    content: var(--first-letter, '');
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--bg-color, #f5f5f5);
    border-radius: 50%;
    margin-bottom: 8px;
    font-size: 1.2rem;
    line-height: 1;
    color: white;
    font-weight: bold;
}

/* 移动端适配 */
@media (max-width: 992px) {
    .friend-links-list {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .friend-links-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .friend-link {
        padding: 10px 8px;
        font-size: 0.85rem;
        min-height: 70px;
    }
    
    .friend-link::before {
        width: 32px;
        height: 32px;
        margin-bottom: 6px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .friend-links-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 暗色模式样式 */
body.dark-mode .friend-links {
    border-top-color: #3a3a3a;
}

body.dark-mode .friend-links-title {
    color: #e0e0e0;
}

body.dark-mode .friend-links-title::before {
    background-color: #3498db;
}

body.dark-mode .friend-link {
    background-color: #2d2d2d;
    color: #ddd;
    border-color: #444;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

body.dark-mode .friend-link:hover {
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
    border-color: var(--bg-color, #3498db);
}

body.dark-mode .friend-link::before {
    background-color: var(--bg-color, #444);
}