/**
 * 主样式文件 - 导入所有模块化样式
 * 这个文件作为样式的主入口，按顺序导入各个模块
 */

/* 1. 基础样式 - 必须最先加载 */
@import url('base.css');

/* 2. 主题样式 - 定义CSS变量 */
@import url('themes.css');

/* 3. 布局样式 */
@import url('layout.css');

/* 4. 组件样式 */
@import url('components.css');

/* 5. 数字人相关样式 */
@import url('avatar.css');

/* 6. 管理后台样式 */
@import url('admin.css');

/* 7. 工具类样式 */
@import url('utilities.css');

/* 8. 响应式样式 - 必须最后加载 */
@import url('responsive.css');

/* 
 * 自定义样式
 * 在这里添加项目特定的样式覆盖
 */

/* 个人标签区域 */
.personal-tags {
    position: absolute;
    bottom: clamp(30px, 5vw, 50px);
    left: clamp(30px, 5vw, 50px);
    right: clamp(30px, 5vw, 50px);
    z-index: 10;
}

.personal-tags h1 {
    color: var(--text-light);
    margin-bottom: 8px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.personal-tags .profession {
    color: var(--primary);
    font-size: clamp(16px, 2.5vw, 20px);
    margin-bottom: 12px;
    font-weight: 500;
}

.personal-tags .bio {
    color: var(--text-gray);
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.6;
    margin-bottom: 16px;
    max-width: 600px;
}

/* 问候语样式 */
.greeting {
    color: var(--text-gray);
    font-size: clamp(14px, 2vw, 16px);
}

/* 数字人画布 */
#avatar-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* 聊天消息样式 */
.message {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    animation: messageSlideIn 0.3s ease-out;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-dark);
    font-weight: bold;
    flex-shrink: 0;
}

.message-content {
    background: var(--card-bg);
    padding: 12px 16px;
    border-radius: 12px;
    max-width: 70%;
    word-wrap: break-word;
}

.message.user .message-content {
    background: var(--primary);
    color: var(--bg-dark);
}

.message-time {
    font-size: 11px;
    color: var(--text-gray);
    margin-top: 4px;
}

/* Markdown content in messages */
.message-content.markdown-body p {
    margin: 0 0 0.5em;
}
.message-content.markdown-body p:last-child {
    margin-bottom: 0;
}
.message-content.markdown-body code {
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}
.message-content.markdown-body pre {
    background: rgba(0, 0, 0, 0.3);
    padding: 12px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 8px 0;
}
.message-content.markdown-body pre code {
    background: none;
    padding: 0;
}
.message-content.markdown-body ul,
.message-content.markdown-body ol {
    margin: 4px 0;
    padding-left: 1.5em;
}
.message-content.markdown-body blockquote {
    border-left: 3px solid var(--primary);
    margin: 8px 0;
    padding-left: 12px;
    opacity: 0.85;
}
.message-content.markdown-body h1,
.message-content.markdown-body h2,
.message-content.markdown-body h3 {
    margin: 8px 0 4px;
    font-size: 1.1em;
}
.message-content.markdown-body a {
    color: var(--primary);
    text-decoration: underline;
}

/* 加载状态 */
.loading-dots {
    display: inline-flex;
    gap: 4px;
}

.loading-dots span {
    width: 6px;
    height: 6px;
    background: var(--text-gray);
    border-radius: 50%;
    animation: loadingDot 1.4s infinite ease-in-out both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes loadingDot {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-gray);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 16px;
}

/* 滚动到底部按钮 */
.scroll-to-bottom {
    position: absolute;
    bottom: 80px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--bg-dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px var(--shadow);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-duration);
}

.scroll-to-bottom.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-bottom:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px var(--shadow);
}

/* 打字效果 */
.typing-indicator {
    display: inline-block;
    padding: 12px 16px;
    background: var(--card-bg);
    border-radius: 12px;
}

.typing-indicator span {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--text-gray);
    border-radius: 50%;
    margin: 0 2px;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) {
    animation-delay: 0s;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}