/* --- 论坛功能样式 --- */

#forum-screen {
    background-color: #f9f9f9;
}

#forum-screen .app-header {
    background-color: rgba(255, 255, 255, 0.95);
}

.forum-search-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    width: 100%;
    background-color: transparent;
    backdrop-filter: none;
    border-radius: 0;
    border: none;
    box-shadow: none;
    padding: 0;
}

#forum-search-input {
    flex-grow: 1;
    min-width: 0;
    border: 1px solid rgba(255, 192, 203, 0.3);
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    padding: 12px 18px;
    font-size: 15px;
    border-radius: 22px;
    outline: none;
    color: var(--text-color, #444);
    box-shadow: 0 2px 10px rgba(200, 150, 160, 0.1);
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

#forum-search-input:focus {
    border-color: rgba(255, 128, 171, 0.5);
    box-shadow: 0 3px 15px rgba(255, 128, 171, 0.15);
}

#forum-search-input::placeholder {
    color: #b0aab3;
}

.forum-search-bar .action-btn {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 10px rgba(200, 150, 160, 0.1);
    border: 1px solid rgba(255, 192, 203, 0.3);
    transition: all 0.2s ease;
    cursor: pointer;
}

.forum-search-bar .action-btn svg {
    fill: var(--primary-color, #ff80ab);
}

.forum-search-bar .action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(200, 150, 160, 0.15);
    background-color: rgba(255, 255, 255, 0.9);
}

.forum-search-bar .action-btn:active {
    transform: translateY(0);
    box-shadow: 0 1px 6px rgba(200, 150, 160, 0.12);
}

/* 论坛帖子列表 */
#forum-posts-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.forum-post-card {
    background-color: #ffffff;
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.forum-post-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.forum-post-card .post-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0 0 8px 0;
}

.forum-post-card .post-summary {
    font-size: 14px;
    color: #888;
    margin: 0 0 12px 0;
    border-left: 3px solid var(--primary-color, #ff80ab);
    padding-left: 10px;
}

.forum-post-card .post-content {
    font-size: 15px;
    color: #555;
    line-height: 1.75;
    white-space: pre-wrap;
    display: none;
}

.forum-post-card.expanded .post-content {
    display: block;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #f0f0f0;
}

/* 论坛分享卡片 (嵌入在聊天中) */
.forum-share-card {
    width: 250px;
    background-color: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    padding: 12px 15px;
    cursor: pointer;
    border: 1px solid #f0f0f0;
    margin: 0 8px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.forum-share-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.forum-share-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #888;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid #f5f5f5;
}

.forum-share-header svg {
    width: 18px;
    height: 18px;
    fill: #aaa;
    flex-shrink: 0;
}

.forum-share-content .forum-share-title {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin: 0 0 5px 0;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.forum-share-content .forum-share-summary {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

/* 论坛详情页 */
#forum-post-detail-screen {
    background-color: #f0f2f5;
}

#forum-post-detail-screen .content {
    padding: 10px;
}

.post-detail-container {
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    margin-bottom: 10px;
    overflow: hidden;
}

.post-detail-main {
    padding: 15px;
}

.post-author-info {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    margin-right: 12px;
    flex-shrink: 0;
}

.author-details {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-size: 15px;
    font-weight: 600;
    color: #333;
}

.post-meta-data {
    font-size: 12px;
    color: #999;
}

.post-detail-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 15px 0;
    line-height: 1.4;
    color: #1a1a1a;
}

.post-detail-content-body {
    font-size: 16px;
    line-height: 1.75;
    color: #333;
    white-space: pre-wrap;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f0f0;
}

.post-detail-actions {
    display: flex;
    justify-content: space-around;
    padding-top: 10px;
}

.post-detail-actions .action-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #666;
    font-size: 14px;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 5px;
    transition: background-color 0.2s;
}

.post-detail-actions .action-item:hover {
    background-color: #f5f5f5;
}

.post-detail-actions .action-item svg {
    width: 20px;
    height: 20px;
    fill: #888;
}

/* 评论区样式 */
.comments-section {
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    padding: 15px;
}

.comments-header {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    padding-bottom: 10px;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 10px;
}

.comment-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comment-item {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid #f5f5f5;
}

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

.comment-author-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-right: 12px;
    flex-shrink: 0;
}

.comment-body {
    flex-grow: 1;
}

.comment-author-name {
    font-size: 14px;
    font-weight: 600;
    color: #555;
}

.comment-content {
    font-size: 15px;
    color: #333;
    margin-top: 4px;
    line-height: 1.6;
}

.comment-timestamp {
    font-size: 12px;
    color: #aaa;
    margin-top: 6px;
}

/* 上下文绑定模态框 */
#forum-binding-modal .modal-window {
    max-width: 380px;
}

.forum-binding-tabs {
    display: flex;
    border-bottom: 2px solid #eee;
    margin-bottom: 15px;
}

.forum-binding-tabs .tab-btn {
    flex: 1;
    padding: 10px 15px;
    background: none;
    border: none;
    font-size: 15px;
    font-weight: 500;
    color: #888;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease-in-out;
}

.forum-binding-tabs .tab-btn:hover {
    color: var(--primary-color);
}

.forum-binding-tabs .tab-btn.active {
    color: var(--primary-color);
    font-weight: 600;
    border-bottom-color: var(--primary-color);
}

#forum-binding-content-wrapper {
    max-height: 50vh;
    overflow-y: auto;
    padding-right: 10px;
}

.forum-binding-content {
    display: none;
}

.forum-binding-content.active {
    display: block;
}

.binding-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.binding-list-item {
    display: flex;
    align-items: center;
    padding: 12px 5px;
    border-bottom: 1px solid #f2f2f2;
}

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

.binding-list-item input[type="checkbox"] {
    margin-right: 15px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.binding-list-item label {
    font-size: 15px;
    color: var(--text-color);
    flex-grow: 1;
    cursor: pointer;
}