/**
 * 点赞系统样式
 */

/* 点赞按钮 */
.lv-like-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: 1px solid #e0e0e0;
    border-radius: 16px;
    background: #fff;
    cursor: pointer;
    font-size: 13px;
    color: #666;
    transition: all 0.2s ease;
    user-select: none;
    line-height: 1;
}

.lv-like-btn:hover {
    border-color: #667eea;
    color: #667eea;
    transform: scale(1.05);
}

.lv-like-btn.liked {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: transparent;
    color: #fff;
}

.lv-like-btn.liked:hover {
    opacity: 0.9;
}

.lv-like-btn.loading {
    opacity: 0.6;
    cursor: wait;
}

.lv-like-btn .like-icon {
    font-size: 14px;
    transition: transform 0.2s ease;
}

.lv-like-btn:hover .like-icon {
    transform: scale(1.2);
}

.lv-like-btn.liked .like-icon {
    animation: likeBounce 0.3s ease;
}

.lv-like-btn.pulse {
    animation: likePulse 0.3s ease;
}

/* 数字样式 */
.lv-like-btn .like-count {
    font-weight: 500;
    min-width: 16px;
    text-align: center;
}

/* 动画效果 */
@keyframes likeBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.4); }
}

@keyframes likePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Toast 提示 */
.lv-toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 14px;
    z-index: 9999;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.lv-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* 帖子列表中的点赞按钮 - 适配现有样式 */
.post-meta .lv-like-btn {
    padding: 2px 8px;
    font-size: 12px;
}

.post-meta .lv-like-btn .like-icon {
    font-size: 12px;
}

/* 帖子详情页的点赞按钮 - 更大更突出 */
.topic-like-section {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 0;
    border-top: 1px solid #f0f0f0;
    border-bottom: 1px solid #f0f0f0;
    margin: 20px 0;
}

.topic-like-section .lv-like-btn {
    padding: 10px 24px;
    font-size: 16px;
    border-radius: 24px;
}

.topic-like-section .lv-like-btn .like-icon {
    font-size: 20px;
}

.topic-like-section .lv-like-btn .like-count {
    font-size: 16px;
    font-weight: 600;
    min-width: 24px;
}

/* 排序选项 */
.lv-sort-options {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    padding: 12px 16px;
    background: #f8f9fa;
    border-radius: 8px;
}

.lv-sort-options a {
    padding: 6px 14px;
    border-radius: 16px;
    font-size: 14px;
    color: #666;
    text-decoration: none;
    transition: all 0.2s ease;
}

.lv-sort-options a:hover {
    background: #e8e8e8;
    color: #333;
}

.lv-sort-options a.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

/* 响应式 */
@media (max-width: 768px) {
    .lv-like-btn {
        padding: 3px 8px;
        font-size: 12px;
    }
    
    .topic-like-section .lv-like-btn {
        padding: 8px 20px;
        font-size: 14px;
    }
    
    .topic-like-section .lv-like-btn .like-icon {
        font-size: 18px;
    }
}