/* ========================================
   连接APP 独立样式
   ======================================== */

/* 视图切换 */
.online-app-view {
    display: none;
    flex-direction: column;
    height: 100%;
    width: 100%;
}
.online-app-view.active {
    display: flex;
}

/* 连接状态栏 */
#online-app-status-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 15px;
    font-size: 12px;
    color: var(--text-secondary, #999);
    background: var(--bg-secondary, #f5f5f5);
    border-bottom: 1px solid var(--border-color, #eee);
}
.status-dot-online {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #34c759;
    display: inline-block;
}
.status-dot-offline {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #999;
    display: inline-block;
}
.status-dot-connecting {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #ff9500;
    display: inline-block;
    animation: blink 1s infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* 聊天列表 */
#online-app-chat-list {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
.online-app-empty-hint {
    text-align: center;
    color: #8a8a8a;
    margin-top: 80px;
    padding: 0 20px;
}
.online-app-empty-hint p:first-child {
    font-size: 16px;
    margin-bottom: 8px;
}

/* 聊天列表项 - 复制QQ样式 */
.online-chat-list-item {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    cursor: pointer;
    transition: background 0.15s;
    border-bottom: 0.5px solid var(--border-color, #f0f0f0);
    position: relative;
}
.online-chat-list-item:active {
    background: var(--bg-hover, #f0f0f0);
}
.online-chat-list-item.pinned {
    background: var(--bg-pinned, #f8f8f8);
}
.online-chat-list-item .avatar-group {
    flex-shrink: 0;
    margin-right: 12px;
    width: 48px;
    height: 48px;
}
.online-chat-list-item .avatar {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    object-fit: cover;
    display: block;
}
.online-chat-list-item .info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.online-chat-list-item .name-line {
    display: flex;
    align-items: center;
    gap: 6px;
}
.online-chat-list-item .name {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary, #333);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.online-chat-list-item .group-tag {
    font-size: 10px;
    padding: 1px 5px;
    border-radius: 4px;
    background: #007aff;
    color: white;
    flex-shrink: 0;
}
.online-chat-list-item .last-msg {
    font-size: 13px;
    color: var(--text-secondary, #b5b5b5);
    font-style: italic;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.online-chat-list-item .unread-count-wrapper {
    flex-shrink: 0;
    margin-left: 8px;
}
.online-chat-list-item .unread-count {
    display: none;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background: #ff3b30;
    color: white;
    font-size: 11px;
    font-weight: 600;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 18px;
}

/* 聊天消息区域 */
#online-app-messages {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 10px 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.online-msg {
    max-width: 65%;
    padding: 10px 14px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.5;
    word-break: break-word;
    position: relative;
}
.online-msg.user {
    background: #007aff;
    color: white;
    border-bottom-right-radius: 6px;
}
.online-msg.friend {
    background: var(--bg-secondary, #f0f0f0);
    color: var(--text-primary, #333);
    border-bottom-left-radius: 6px;
}
.online-msg.system {
    align-self: center;
    background: transparent;
    color: #999;
    font-size: 12px;
    padding: 4px 10px;
    max-width: 90%;
    text-align: center;
}

/* 消息行：头像 + 气泡 */
.online-msg-row {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    max-width: 85%;
}
.online-msg-row.user {
    align-self: flex-end;
    flex-direction: row;
    justify-content: flex-end;
}
.online-msg-row.friend {
    align-self: flex-start;
    flex-direction: row;
}
.online-msg-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}
.online-msg .sender-name {
    font-size: 12px;
    color: #007aff;
    margin-bottom: 4px;
    font-weight: 500;
}
.online-msg .msg-time {
    font-size: 10px;
    color: rgba(255,255,255,0.6);
    margin-top: 4px;
    text-align: right;
}
.online-msg.friend .msg-time {
    color: #999;
}

/* 输入区域 */
#online-app-input-area {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    padding: 8px 12px;
    border-top: 1px solid var(--border-color, #eee);
    background: var(--bg-primary, #fff);
}
#online-app-chat-input {
    flex: 1;
    border: 1px solid var(--border-color, #ddd);
    border-radius: 20px;
    padding: 8px 14px;
    font-size: 15px;
    resize: none;
    max-height: 100px;
    outline: none;
    background: var(--bg-secondary, #f5f5f5);
    color: var(--text-primary, #333);
    font-family: inherit;
}
#online-app-send-btn {
    background: #007aff;
    color: white;
    border: none;
    border-radius: 20px;
    padding: 8px 18px;
    font-size: 15px;
    cursor: pointer;
    flex-shrink: 0;
    font-weight: 500;
}
#online-app-send-btn:active {
    opacity: 0.8;
}
#online-app-ai-call-btn {
    background: #ff9500;
    color: white;
    border: none;
    border-radius: 20px;
    padding: 8px 14px;
    font-size: 14px;
    cursor: pointer;
    flex-shrink: 0;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}
#online-app-ai-call-btn:active {
    opacity: 0.8;
}
#online-app-ai-call-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 设置页面 */
.online-app-settings-body {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0 0 20px 0;
}

/* 联机表情面板 */
#online-sticker-panel {
    border-top: 1px solid var(--border-color, #eee);
    background: var(--bg-primary, #fff);
    height: 300px;
    display: flex;
    flex-direction: column;
}
#online-sticker-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 15px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color, #eee);
}
#online-sticker-tabs {
    display: flex;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border-color, #eee);
    flex-shrink: 0;
}
#online-sticker-tabs .os-tab {
    padding: 4px 12px;
    font-size: 12px;
    border-radius: 14px;
    border: none;
    background: var(--bg-secondary, #f0f0f0);
    color: var(--text-primary, #333);
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
}
#online-sticker-tabs .os-tab.active {
    background: #007aff;
    color: white;
}
#online-sticker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 12px;
    padding: 12px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    flex: 1;
}
.online-sticker-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: transform 0.1s;
}
.online-sticker-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    border-radius: 8px;
    background-color: white;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}
.online-sticker-item:active {
    transform: scale(0.92);
}
.online-sticker-name {
    font-size: 10px;
    color: var(--text-secondary, #999);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

/* 聊天气泡中的表情图片 */
.online-msg .sticker-in-msg {
    max-width: 120px;
    max-height: 120px;
    border-radius: 8px;
    display: block;
}

/* 表情包气泡 - 无背景 */
.online-msg.sticker-bubble {
    background: transparent !important;
    padding: 2px;
    border-radius: 0;
    max-width: 140px;
}
.online-msg.sticker-bubble .msg-time {
    color: #999;
}

/* ==================== 群聊样式 ==================== */

/* 群聊头像网格 */
.group-avatar-grid {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    overflow: hidden;
    display: grid;
    gap: 1px;
    background: var(--border-color, #ddd);
    flex-shrink: 0;
    margin-right: 12px;
}
.group-avatar-grid.grid-1 {
    grid-template-columns: 1fr;
}
.group-avatar-grid.grid-2 {
    grid-template-columns: 1fr 1fr;
}
.group-avatar-grid.grid-3 {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
}
.group-avatar-grid.grid-4 {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
}
.group-avatar-grid.grid-3 img:first-child {
    grid-column: 1 / -1;
}
.group-avatar-grid img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 群聊消息中的发送者昵称 */
.group-msg-sender {
    font-size: 11px;
    color: #007aff;
    margin-bottom: 2px;
    font-weight: 500;
}

/* 创建群聊弹窗好友项 */
.create-group-friend-item {
    border-bottom: 1px solid var(--border-color, #eee);
}
.create-group-friend-item:last-child {
    border-bottom: none;
}
.create-group-friend-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #007aff;
}