/* 洛天依AI聊天前端样式 */

/* CSS变量定义，支持深色模式 */
:root {
    /* 浅色模式变量 */
    --lty-bg-primary: #ffffff;
    --lty-bg-secondary: #f5f5f5;
    --lty-bg-tertiary: #e9ecef;
    --lty-text-primary: #333333;
    --lty-text-secondary: #666666;
    --lty-border-color: #e0e0e0;
    --lty-accent-color: #66ccff;
    --lty-accent-hover: #4da6ff;
    --lty-message-user-bg: #66ccff;
    --lty-message-user-text: #ffffff;
    --lty-message-ai-bg: #f0f0f0;
    --lty-message-ai-text: #333333;
    --lty-input-bg: #ffffff;
    --lty-input-text: #333333;
    --lty-input-border: #66ccff;
    --lty-tab-active-bg: #66ccff;
    --lty-tab-active-text: #ffffff;
    --lty-tab-inactive-bg: transparent;
    --lty-tab-inactive-text: #666666;
    --lty-tab-inactive-hover: #f0f0f0;
}

/* 深色模式变量 */
@media (prefers-color-scheme: dark) {
    :root {
        --lty-bg-primary: #1a1a1a;
        --lty-bg-secondary: #2d2d2d;
        --lty-bg-tertiary: #3d3d3d;
        --lty-text-primary: #ffffff;
        --lty-text-secondary: #b0b0b0;
        --lty-border-color: #444444;
        --lty-accent-color: #66ccff;
        --lty-accent-hover: #4da6ff;
        --lty-message-user-bg: #66ccff;
        --lty-message-user-text: #ffffff;
        --lty-message-ai-bg: #3d3d3d;
        --lty-message-ai-text: #ffffff;
        --lty-input-bg: #2d2d2d;
        --lty-input-text: #ffffff;
        --lty-input-border: #66ccff;
        --lty-tab-active-bg: #66ccff;
        --lty-tab-active-text: #ffffff;
        --lty-tab-inactive-bg: transparent;
        --lty-tab-inactive-text: #b0b0b0;
        --lty-tab-inactive-hover: #3d3d3d;
    }
}

/* 强制深色模式 */
.lty-ai-chat-container[data-theme="dark"] {
    --lty-bg-primary: #1a1a1a;
    --lty-bg-secondary: #2d2d2d;
    --lty-bg-tertiary: #3d3d3d;
    --lty-text-primary: #ffffff;
    --lty-text-secondary: #b0b0b0;
    --lty-border-color: #444444;
    --lty-accent-color: #66ccff;
    --lty-accent-hover: #4da6ff;
    --lty-message-user-bg: #66ccff;
    --lty-message-user-text: #ffffff;
    --lty-message-ai-bg: #3d3d3d;
    --lty-message-ai-text: #ffffff;
    --lty-input-bg: #2d2d2d;
    --lty-input-text: #ffffff;
    --lty-input-border: #66ccff;
    --lty-tab-active-bg: #66ccff;
    --lty-tab-active-text: #ffffff;
    --lty-tab-inactive-bg: transparent;
    --lty-tab-inactive-text: #b0b0b0;
    --lty-tab-inactive-hover: #3d3d3d;
}

/* 强制浅色模式 */
.lty-ai-chat-container[data-theme="light"] {
    --lty-bg-primary: #ffffff;
    --lty-bg-secondary: #f5f5f5;
    --lty-bg-tertiary: #e9ecef;
    --lty-text-primary: #333333;
    --lty-text-secondary: #666666;
    --lty-border-color: #e0e0e0;
    --lty-accent-color: #66ccff;
    --lty-accent-hover: #4da6ff;
    --lty-message-user-bg: #66ccff;
    --lty-message-user-text: #ffffff;
    --lty-message-ai-bg: #f0f0f0;
    --lty-message-ai-text: #333333;
    --lty-input-bg: #ffffff;
    --lty-input-text: #333333;
    --lty-input-border: #66ccff;
    --lty-tab-active-bg: #66ccff;
    --lty-tab-active-text: #ffffff;
    --lty-tab-inactive-bg: transparent;
    --lty-tab-inactive-text: #666666;
    --lty-tab-inactive-hover: #f0f0f0;
}

/* 聊天容器 */
.lty-ai-chat-container {
    display: flex;
    flex-direction: column;
    background-color: var(--lty-bg-primary);
    color: var(--lty-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    transition: all 0.3s ease;
}

/* 聊天头部 */
.lty-ai-chat-header {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background-color: var(--lty-bg-secondary);
    border-bottom: 1px solid var(--lty-border-color);
}

.lty-ai-chat-avatar {
    margin-right: 15px;
}

.lty-ai-chat-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.lty-ai-chat-title {
    flex: 1;
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--lty-text-primary);
}

/* 聊天标签按钮 */
.lty-ai-chat-controls {
    display: flex;
    gap: 10px;
}

.lty-ai-chat-tab-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 20px;
    background-color: var(--lty-tab-inactive-bg);
    color: var(--lty-tab-inactive-text);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    outline: none;
}

.lty-ai-chat-tab-btn:hover {
    background-color: var(--lty-tab-inactive-hover);
}

.lty-ai-chat-tab-btn.active {
    background-color: var(--lty-tab-active-bg);
    color: var(--lty-tab-active-text);
}

/* 聊天内容区域 */
.lty-ai-chat-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background-color: var(--lty-bg-primary);
}

/* 标签内容 */
.lty-ai-chat-tab-content {
    flex: 1;
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.lty-ai-chat-tab-content.active {
    display: flex;
}

/* 聊天消息区域 */
.lty-ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background-color: var(--lty-bg-primary);
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 滚动条样式 */
.lty-ai-chat-messages::-webkit-scrollbar {
    width: 6px;
}

.lty-ai-chat-messages::-webkit-scrollbar-track {
    background: var(--lty-bg-secondary);
    border-radius: 3px;
}

.lty-ai-chat-messages::-webkit-scrollbar-thumb {
    background: var(--lty-border-color);
    border-radius: 3px;
}

.lty-ai-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--lty-text-secondary);
}

/* 聊天消息 */
.lty-ai-chat-message {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    animation: messageSlideIn 0.3s ease forwards;
    opacity: 0;
    transform: translateY(10px);
}

@keyframes messageSlideIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 消息头像 */
.lty-ai-chat-message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    margin-top: 2px;
}

/* 消息内容 */
.lty-ai-chat-message-content {
    flex: 1;
    max-width: 80%;
}

/* 系统消息 */
.lty-ai-chat-message.system .lty-ai-chat-message-content {
    background-color: var(--lty-message-ai-bg);
    color: var(--lty-message-ai-text);
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.5;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* AI消息 */
.lty-ai-chat-message.ai .lty-ai-chat-message-content {
    background-color: var(--lty-message-ai-bg);
    color: var(--lty-message-ai-text);
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.5;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 用户消息 */
.lty-ai-chat-message.user {
    flex-direction: row-reverse;
}

.lty-ai-chat-message.user .lty-ai-chat-message-content {
    background-color: var(--lty-message-user-bg);
    color: var(--lty-message-user-text);
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.5;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 聊天输入区域 */
.lty-ai-chat-input-area {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    padding: 15px 20px;
    background-color: var(--lty-bg-secondary);
    border-top: 1px solid var(--lty-border-color);
}

/* 聊天输入框 */
.lty-ai-chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--lty-input-border);
    border-radius: 24px;
    background-color: var(--lty-input-bg);
    color: var(--lty-input-text);
    font-size: 14px;
    line-height: 1.5;
    resize: none;
    outline: none;
    transition: all 0.2s ease;
    max-height: 120px;
    overflow-y: auto;
}

.lty-ai-chat-input:focus {
    border-color: var(--lty-accent-color);
    box-shadow: 0 0 0 2px rgba(102, 204, 255, 0.2);
}

/* 发送按钮 */
.lty-ai-chat-send-btn {
    padding: 12px 20px;
    border: none;
    border-radius: 24px;
    background-color: var(--lty-accent-color);
    color: #ffffff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    outline: none;
    flex-shrink: 0;
}

.lty-ai-chat-send-btn:hover {
    background-color: var(--lty-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(102, 204, 255, 0.3);
}

.lty-ai-chat-send-btn:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(102, 204, 255, 0.3);
}

/* 发送按钮禁用状态 */
.lty-ai-chat-send-btn:disabled {
    background-color: var(--lty-border-color);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .lty-ai-chat-header {
        padding: 12px 15px;
    }
    
    .lty-ai-chat-title {
        font-size: 16px;
    }
    
    .lty-ai-chat-messages {
        padding: 15px;
    }
    
    .lty-ai-chat-message-content {
        max-width: 85%;
    }
    
    .lty-ai-chat-input-area {
        padding: 12px 15px;
    }
    
    .lty-ai-chat-tab-btn {
        padding: 6px 12px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .lty-ai-chat-message-content {
        max-width: 90%;
    }
    
    .lty-ai-chat-input {
        padding: 10px 14px;
        font-size: 13px;
    }
    
    .lty-ai-chat-send-btn {
        padding: 10px 16px;
        font-size: 13px;
    }
}