/**
 * 心情广场样式
 * 简化版：无图片、无评论，只有文字和点赞功能
 * 设计风格：Twitter/微博风格，简洁轻量
 */

/* ============================================
   页面容器
   ============================================ */
.fb-moods-page {
    width: 100%;
    max-width: 100%;
}

/* ============================================
   页面标题和筛选区域 - Medium 简洁风格
   ============================================ */
.fb-moods-header {
    background: var(--card-bg, #fff);
    border-radius: 0;  /* 去掉圆角 */
    padding: 0;  /* 只有上下内边距 */
    margin-bottom: 2rem;
    border: none;
    border-bottom: 1px solid #f3f4f6;  /* 只有底部分隔线 */
}

.fb-moods-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-md, 1rem) 0;
    color: var(--text-primary, #1a1a1a);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.fb-moods-title i {
    font-size: 1.5rem;
    color: var(--primary-color, #4f46e5);
}

.fb-moods-filters {
    display: flex;
    gap: var(--spacing-md, 1rem);
    flex-wrap: wrap;
}

.fb-filter-group {
    display: flex;
    gap: 0.5rem;
    padding: 0.25rem;
    background: var(--bg-secondary, #f9fafb);
    border-radius: var(--radius-md, 8px);
}

.fb-filter-btn {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm, 6px);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary, #6b7280);
    text-decoration: none;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.fb-filter-btn:hover {
    color: var(--primary-color, #4f46e5);
    background: var(--card-bg, #fff);
}

.fb-filter-btn.active {
    color: var(--primary-color, #4f46e5);
    background: var(--card-bg, #fff);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.fb-filter-btn i {
    font-size: 1rem;
}

/* ============================================
   心情列表 - Medium 风格：无间距，靠分隔线区分
   ============================================ */
.fb-moods-list {
    display: flex;
    flex-direction: column;
    gap: 0;  /* 去掉间距 */
    background: var(--card-bg, #fff);
}

/* ============================================
   心情卡片 - Medium 简洁风格
   ============================================ */
.fb-mood-card {
    background: var(--card-bg, #fff);
    border-radius: 0;  /* Medium 风格：无圆角 */
    padding: 2rem 0;  /* 更大的上下边距 */
    border: none;
    border-bottom: 1px solid #f3f4f6;  /* 只有底部分隔线 */
    transition: background 0.2s ease;
}

.fb-mood-card:hover {
    background: #fafbfc;  /* 非常淡的背景变化 */
}

/* 用户信息区域 */
.fb-mood-header {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md, 1rem);
}

.fb-mood-user {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    text-decoration: none;
    flex: 1;
}

.fb-mood-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.fb-mood-user-info {
    flex: 1;
    min-width: 0;
}

.fb-mood-username {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.fb-mood-pinned {
    color: var(--primary-color, #4f46e5);
    font-size: 0.875rem;
}

.fb-mood-meta {
    font-size: 0.875rem;
    color: var(--text-secondary, #6b7280);
    display: flex;
    align-items: center;
    gap: 0.375rem;
    margin-top: 0.125rem;
}

.fb-mood-username-at {
    color: var(--text-tertiary, #9ca3af);
}

.fb-mood-separator {
    color: var(--text-tertiary, #9ca3af);
}

.fb-mood-time {
    color: var(--text-secondary, #6b7280);
}

/* 心情内容链接（可点击跳转到详情页） */
.fb-mood-content-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: opacity 0.2s;
}

.fb-mood-content-link:hover {
    opacity: 0.8;
}

/* 心情内容（纯文字） - Medium 风格：更大字体、更好的行高 */
.fb-mood-content {
    font-size: 1.125rem;  /* 18px，Medium 文章正文大小 */
    line-height: 1.75;    /* 更舒适的行高 */
    color: #242424;       /* Medium 的文字颜色 */
    margin-bottom: 1.5rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
    letter-spacing: -0.003em;  /* 轻微的字间距调整 */
}

/* 心情内容中的图片自适应 - 关键修复：移除固定高度 */
.fb-mood-content img {
    max-width: 100%;
    height: auto !important;  /* 强制自适应高度，覆盖任何行内样式 */
    width: 100% !important;   /* 强制宽度为100% */
    display: block;
    margin: 1rem 0;
    border-radius: 4px;
    object-fit: contain;  /* 保持宽高比 */
}

.fb-mood-content p {
    margin: 0 0 0.75rem 0;
}

.fb-mood-content p:last-child {
    margin-bottom: 0;
}

.fb-mood-content a {
    color: var(--primary-color, #4f46e5);
    text-decoration: none;
}

.fb-mood-content a:hover {
    text-decoration: underline;
}

/* ============================================
   互动栏（点赞和阅读量）- Medium 风格
   ============================================ */
.fb-mood-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;  /* 左右分布 */
    padding-top: 0;  /* 去掉上边距 */
    border-top: none;  /* 去掉分隔线 */
    position: relative;
}

/* 互动栏左侧（点赞按钮和头像） */
.fb-mood-actions-left {
    display: flex;
    align-items: center;
    gap: 0;  /* 点赞按钮和头像之间无间距 */
    flex: 1;  /* 占据剩余空间 */
}

/* 互动栏右侧（阅读量） */
.fb-mood-views-right {
    display: flex;
    align-items: center;
    margin-left: auto;  /* 推到最右侧 */
}

.fb-mood-views-count {
    font-size: 0.875rem;
    color: #6b6b6b;  /* Medium 的灰色 */
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.25rem;  /* 图标和数字之间的间距 */
}

.fb-mood-views-count i {
    font-size: 0.875rem;
}

.fb-mood-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0;  /* 最小化padding */
    border-radius: 0;  /* 去掉圆角 */
    font-size: 0.875rem;
    color: #6b6b6b;  /* Medium 的灰色 */
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color 0.2s;  /* 只过渡颜色 */
}

.fb-mood-action-btn:hover {
    background: transparent;  /* 去掉背景 */
    color: #242424;  /* hover时颜色变深 */
}

.fb-mood-action-btn i {
    font-size: 1.125rem;
}

/* 点赞按钮特殊样式 */
.fb-mood-like-btn.liked {
    color: #e0245e;
}

.fb-mood-like-btn.liked:hover {
    color: #c91c54;
}

.fb-mood-like-btn.liked i {
    animation: heartBeat 0.3s;
}

@keyframes heartBeat {
    0%, 100% {
        transform: scale(1);
    }
    25% {
        transform: scale(1.3);
    }
    50% {
        transform: scale(1.1);
    }
}

/* 点赞用户头像（行内显示） */
.fb-mood-liked-users-inline {
    display: flex;
    align-items: center;
    gap: 0;  /* 头像之间无间距，会重叠 */
    margin-left: 0.5rem;
}

.fb-liked-user-avatar-inline {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--card-bg, #fff);
    margin-left: -8px;  /* 负边距实现重叠效果 */
    transition: transform 0.2s, z-index 0s;
    cursor: pointer;
}

.fb-liked-user-avatar-inline:first-child {
    margin-left: 0;  /* 第一个头像不需要负边距 */
}

.fb-liked-user-avatar-inline:hover {
    transform: scale(1.1);
    z-index: 10;
}

/* 更多点赞用户提示（+数字） */
.fb-liked-users-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #f3f4f6;
    border: 2px solid var(--card-bg, #fff);
    margin-left: -8px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #6b6b6b;
    cursor: help;
    transition: all 0.2s;
}

.fb-liked-users-more:hover {
    background: #e5e7eb;
    transform: scale(1.1);
    z-index: 10;
}

/* ============================================
   空状态
   ============================================ */
.fb-empty-state {
    background: var(--card-bg, #fff);
    border-radius: var(--radius-lg, 12px);
    padding: var(--spacing-xl, 3rem) var(--spacing-lg, 1.5rem);
    border: 1px solid var(--border-color, #e5e7eb);
    text-align: center;
}

.fb-empty-state i {
    font-size: 4rem;
    color: var(--text-tertiary, #9ca3af);
    margin-bottom: var(--spacing-md, 1rem);
}

.fb-empty-state p {
    font-size: 1rem;
    color: var(--text-secondary, #6b7280);
    margin: 0 0 var(--spacing-lg, 1.5rem) 0;
}

/* ============================================
   分页
   ============================================ */
.fb-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md, 1rem);
    margin-top: var(--spacing-xl, 2rem);
    padding: var(--spacing-lg, 1.5rem);
    background: var(--card-bg, #fff);
    border-radius: var(--radius-lg, 12px);
    border: 1px solid var(--border-color, #e5e7eb);
}

.fb-pagination-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md, 8px);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary, #1a1a1a);
    background: var(--bg-secondary, #f9fafb);
    text-decoration: none;
    transition: all 0.2s;
}

.fb-pagination-btn:hover {
    background: var(--primary-color, #4f46e5);
    color: #fff;
}

.fb-pagination-info {
    font-size: 0.875rem;
    color: var(--text-secondary, #6b7280);
    padding: 0 var(--spacing-sm, 0.5rem);
}

/* ============================================
   响应式设计（移动端）
   ============================================ */
@media (max-width: 768px) {
    /* 页面标题 */
    .fb-moods-header {
        padding: var(--spacing-md, 1rem);
        margin-bottom: var(--spacing-md, 1rem);
    }
    
    .fb-moods-title {
        font-size: 1.5rem;
    }
    
    .fb-moods-filters {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* 心情卡片 */
    .fb-mood-card {
        padding: var(--spacing-md, 1rem);
        margin-bottom: var(--spacing-sm, 0.5rem);
    }
    
    /* 头像变小 */
    .fb-mood-avatar {
        width: 40px;
        height: 40px;
    }
    
    /* 用户名和时间 */
    .fb-mood-username {
        font-size: 0.9375rem;
    }
    
    .fb-mood-meta {
        font-size: 0.8125rem;
    }
    
    /* 心情内容 */
    .fb-mood-content {
        font-size: 0.9375rem;
        line-height: 1.5;
    }
    
    /* 互动按钮 */
    .fb-mood-actions {
        gap: var(--spacing-md, 1rem);
    }
    
    .fb-mood-action-btn {
        padding: 0.375rem 0.5rem;
        font-size: 0.8125rem;
    }
    
    .fb-mood-action-btn i {
        font-size: 1rem;
    }
    
    /* 点赞用户提示（移动端隐藏） */
    .fb-mood-liked-users {
        display: none;
    }
    
    /* 分页 */
    .fb-pagination {
        padding: var(--spacing-md, 1rem);
        gap: 0.5rem;
    }
    
    .fb-pagination-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.8125rem;
    }
    
    .fb-pagination-info {
        font-size: 0.8125rem;
    }
    
    /* 空状态 */
    .fb-empty-state {
        padding: var(--spacing-xl, 2rem) var(--spacing-md, 1rem);
    }
    
    .fb-empty-state i {
        font-size: 3rem;
    }
}

/* ============================================
   暗黑模式支持
   ============================================ */
@media (prefers-color-scheme: dark) {
    .fb-moods-header,
    .fb-mood-card,
    .fb-empty-state,
    .fb-pagination {
        background: #1f2937;
        border-color: #374151;
    }
    
    .fb-moods-title,
    .fb-mood-username,
    .fb-mood-content {
        color: #f9fafb;
    }
    
    .fb-mood-meta,
    .fb-mood-time,
    .fb-mood-action-btn {
        color: #9ca3af;
    }
    
    .fb-filter-group {
        background: #111827;
    }
    
    .fb-filter-btn.active,
    .fb-pagination-btn {
        background: #374151;
    }
    
    .fb-mood-liked-users {
        background: #1f2937;
        border-color: #374151;
    }
    
    .fb-liked-user-avatar {
        border-color: #1f2937;
    }
}