/* 
 * DeepSeek生活教练 - 苹果风格CSS
 * 版本: 0.5.1
 * 日期: 2025-02-27
 * 
 * 这个样式表实现了苹果设计风格的界面
 */

/* ===== 基础变量 ===== */
:root {
  /* 主色调 */
  --apple-red: #FF3B30;       /* 苹果红色 */
  --apple-blue: #007AFF;      /* 苹果蓝色 */
  --apple-green: #34C759;     /* 苹果绿色 */
  --apple-orange: #FF9500;    /* 苹果橙色 */
  
  /* 中性色 */
  --apple-background: #F2F2F7; /* 背景色 */
  --apple-card: #FFFFFF;      /* 卡片背景 */
  --apple-border: #E5E5EA;    /* 边框颜色 */
  --apple-text: #1D1D1F;      /* 主文本色 */
  --apple-text-secondary: #8E8E93; /* 次要文本 */
  
  /* 尺寸和间距 */
  --border-radius-small: 8px;  /* 小圆角 */
  --border-radius-medium: 12px; /* 中圆角 */
  --border-radius-large: 18px; /* 大圆角 */
  --spacing-small: 8px;       /* 小间距 */
  --spacing-medium: 16px;     /* 中间距 */
  --spacing-large: 24px;      /* 大间距 */
  
  /* 阴影 */
  --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* ===== 基础样式 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--apple-text);
  background-color: var(--apple-background);
  -webkit-font-smoothing: antialiased;
}

/* ===== 布局容器 ===== */
.container {
  display: flex;
  flex-direction: column;
  height: 100vh; /* 使用固定的视口高度 */
  overflow: hidden; /* 防止内容溢出 */
}

/* ===== 顶部导航栏 ===== */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
  padding: 0 var(--spacing-large);
  background-color: var(--apple-card);
  box-shadow: var(--shadow-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-title {
  font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--apple-red);
}

.nav-buttons {
  display: flex;
  gap: var(--spacing-medium);
}

.nav-button {
  padding: 8px 16px;
  border-radius: 15px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.nav-button.primary {
  background-color: var(--apple-red);
  color: white;
}

.nav-button.secondary {
  background-color: var(--apple-background);
  color: var(--apple-text-secondary);
}

.nav-button:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-light);
}

/* ===== 主内容区域 ===== */
.main-content {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: calc(100vh - 60px); /* 减去顶部导航栏的高度 */
}

/* ===== 侧边栏 ===== */
.sidebar {
  width: 250px;
  background-color: var(--apple-card);
  box-shadow: var(--shadow-light);
  padding: var(--spacing-large);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-header {
  margin-bottom: var(--spacing-large);
}

.sidebar-title {
  font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 17px;
  font-weight: 600;
  margin-bottom: var(--spacing-medium);
}

.search-box {
  display: flex;
  align-items: center;
  background-color: var(--apple-background);
  border-radius: var(--border-radius-small);
  padding: 8px 12px;
  margin-bottom: var(--spacing-large);
}

.search-box input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 14px;
  outline: none;
  color: var(--apple-text);
}

.search-box input::placeholder {
  color: var(--apple-text-secondary);
}

.conversation-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
  flex: 1;
}

.conversation-item {
  background-color: var(--apple-background);
  border-radius: var(--border-radius-small);
  padding: var(--spacing-medium);
  cursor: pointer;
  transition: all 0.2s ease;
}

.conversation-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-light);
}

.conversation-item.active {
  background-color: rgba(0, 122, 255, 0.1);
  border-left: 3px solid var(--apple-blue);
}

.conversation-title {
  font-weight: 500;
  margin-bottom: 4px;
  color: var(--apple-text);
}

.conversation-preview {
  font-size: 13px;
  color: var(--apple-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== 聊天区域 ===== */
.chat-area {
  flex: 2;
  display: flex;
  flex-direction: column;
  background-color: var(--apple-background);
  padding: var(--spacing-large);
  width: 100%; /* 确保占满可用宽度 */
  box-sizing: border-box; /* 确保padding不会增加元素宽度 */
  height: 100%; /* 占满父容器高度 */
  position: relative; /* 为绝对定位的子元素提供参考 */
}

.chat-container {
  flex: 1;
  background-color: var(--apple-card);
  border-radius: var(--border-radius-medium);
  box-shadow: var(--shadow-light);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  width: 100%; /* 确保占满可用宽度 */
  box-sizing: border-box; /* 确保padding不会增加元素宽度 */
  height: 100%; /* 占满父容器高度 */
  position: relative; /* 为绝对定位的子元素提供参考 */
  padding-bottom: 160px; /* 为底部输入区域留出空间 */
}

.messages-container {
  flex: 1;
  padding: var(--spacing-large);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
  height: 100%; /* 占满父容器高度 */
  box-sizing: border-box; /* 确保padding不会增加元素宽度 */
}

.message {
  max-width: 70%;
  padding: var(--spacing-medium);
  border-radius: var(--border-radius-large);
  position: relative;
}

.message.user {
  align-self: flex-end;
  background-color: var(--apple-blue);
  color: white;
}

.message.ai {
  align-self: flex-start;
  background-color: var(--apple-background);
  color: var(--apple-text);
}

.message-time {
  font-size: 12px;
  color: var(--apple-text-secondary);
  margin-top: 4px;
  text-align: right;
}

.message.user .message-time {
  color: rgba(255, 255, 255, 0.7);
}

/* ===== 输入区域 ===== */
.input-area {
  background: var(--apple-card);
  padding: var(--spacing-medium);
  border-top: 1px solid var(--apple-border);
  width: 100%; /* 确保占满可用宽度 */
  box-sizing: border-box; /* 确保padding不会增加元素宽度 */
  position: absolute; /* 绝对定位 */
  bottom: 0; /* 固定在底部 */
  left: 0; /* 左对齐 */
  z-index: 10; /* 确保在其他元素之上 */
  background-color: var(--apple-card); /* 确保背景色 */
  border-radius: 0 0 var(--border-radius-medium) var(--border-radius-medium); /* 保持底部圆角 */
}

.emotion-selector {
  display: flex;
  gap: var(--spacing-small);
  margin-bottom: var(--spacing-medium);
  background-color: var(--apple-background);
  border-radius: 15px;
  padding: 4px;
  width: fit-content;
}

.emotion-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 12px;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 14px;
}

.emotion-btn.selected {
  background-color: white;
  box-shadow: var(--shadow-light);
}

.emotion-btn:hover:not(.selected) {
  background-color: rgba(255, 255, 255, 0.5);
}

.input-container {
  display: flex;
  align-items: flex-end;
  gap: var(--spacing-medium);
  width: 100%;
}

.input-container textarea {
  flex: 1;
  width: 100%;
  border: 1px solid var(--apple-border);
  border-radius: var(--border-radius-medium);
  padding: var(--spacing-medium);
  resize: none;
  min-height: 80px;
  max-height: 200px;
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease;
  box-sizing: border-box;
}

.input-container textarea:focus {
  border-color: var(--apple-blue);
  box-shadow: 0 0 0 2px rgba(0, 122, 255, 0.1);
}

.send-button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--apple-red);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.send-button:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-light);
}

.send-button:active {
  transform: scale(0.95);
}

/* ===== 分析面板样式 ===== */
.analysis-panel {
  background-color: var(--apple-card);
  border-radius: var(--border-radius-medium);
  box-shadow: var(--shadow-light);
  display: flex;
  flex-direction: column;
  width: 300px;
  overflow: hidden;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-medium);
  border-bottom: 1px solid var(--apple-border);
}

.panel-title {
  font-weight: 600;
  color: var(--apple-text);
}

.insight-cards {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-small);
}

.insight-card {
  background-color: var(--apple-background);
  border-radius: var(--border-radius-small);
  margin-bottom: var(--spacing-medium);
  overflow: hidden;
}

.insight-card:last-child {
  margin-bottom: 0;
}

.card-header {
  padding: var(--spacing-small) var(--spacing-medium);
  border-bottom: 1px solid var(--apple-border);
}

.card-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--apple-text);
}

.card-content {
  padding: var(--spacing-medium);
  color: var(--apple-text);
  font-size: 14px;
  line-height: 1.5;
}

.emotion-chart {
  height: 200px;
  width: 100%;
  position: relative;
}

.insight-card:first-child {
  height: 250px;
}

.insight-card:last-child {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.insight-card:last-child .card-content {
  flex: 1;
  overflow-y: auto;
}

/* ===== 状态显示 ===== */
.empty-state {
  text-align: center;
  padding: 20px;
  color: var(--apple-text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.empty-state.error {
  color: #dc3545;
}

.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100px;
}

.loading-spinner:after {
  content: "";
  width: 30px;
  height: 30px;
  border: 2px solid var(--apple-border);
  border-top: 2px solid var(--apple-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.error-message {
  text-align: center;
  color: #dc3545;
  padding: 20px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===== 响应式设计 ===== */
@media (max-width: 1200px) {
  .analysis-panel {
    display: none;
  }
}

@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  
  .main-content {
    flex-direction: column;
  }
}

/* ===== 动画效果 ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.message {
  animation: fadeIn 0.3s ease;
}

/* ===== 工具类 ===== */
.hidden {
  display: none !important;
}

/* ===== 弹窗样式 ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(5px);
}

.modal {
  background-color: var(--apple-card);
  border-radius: var(--border-radius-medium);
  width: 90%;
  max-width: 400px;
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

.modal-header {
  padding: var(--spacing-medium);
  border-bottom: 1px solid var(--apple-border);
  text-align: center;
}

.modal-title {
  font-weight: 600;
  font-size: 17px;
}

.modal-content {
  padding: var(--spacing-large);
  text-align: center;
}

.modal-buttons {
  display: flex;
  border-top: 1px solid var(--apple-border);
}

.modal-button {
  flex: 1;
  padding: var(--spacing-medium);
  border: none;
  background: none;
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.modal-button:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.modal-button.primary {
  color: var(--apple-red);
  font-weight: 600;
}

.modal-button:not(:last-child) {
  border-right: 1px solid var(--apple-border);
}

/* ===== 通知提示 ===== */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 14px;
  z-index: 1001;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.toast.show {
  opacity: 1;
}

/* ===== Markdown 样式 ===== */
.markdown {
  line-height: 1.6;
}

.markdown h1, .markdown h2, .markdown h3, .markdown h4, .markdown h5, .markdown h6 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  font-weight: 600;
}

.markdown p {
  margin-bottom: 1em;
}

.markdown ul, .markdown ol {
  margin-bottom: 1em;
  padding-left: 2em;
}

.markdown code {
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background-color: rgba(0, 0, 0, 0.05);
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 0.9em;
}

.markdown pre {
  background-color: rgba(0, 0, 0, 0.05);
  padding: var(--spacing-medium);
  border-radius: var(--border-radius-small);
  overflow-x: auto;
  margin-bottom: 1em;
}

.markdown pre code {
  background-color: transparent;
  padding: 0;
}

.markdown blockquote {
  border-left: 4px solid var(--apple-border);
  padding-left: var(--spacing-medium);
  color: var(--apple-text-secondary);
  margin-bottom: 1em;
}

.markdown table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1em;
}

.markdown th, .markdown td {
  border: 1px solid var(--apple-border);
  padding: 8px;
  text-align: left;
}

.markdown th {
  background-color: rgba(0, 0, 0, 0.05);
}

/* ===== 加载动画 ===== */
.loading-dots {
  display: inline-flex;
  align-items: center;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
  margin: 0 2px;
  animation: dotPulse 1.5s infinite ease-in-out;
}

.dot:nth-child(2) {
  animation-delay: 0.2s;
}

.dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes dotPulse {
  0%, 100% { transform: scale(0.7); opacity: 0.5; }
  50% { transform: scale(1); opacity: 1; }
}

/* ===== 页脚样式 ===== */
footer {
  background-color: var(--apple-card);
  padding: var(--spacing-medium);
  text-align: center;
  border-top: 1px solid var(--apple-border);
  margin-top: var(--spacing-large);
}

footer p {
  color: var(--apple-text-secondary);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-medium);
}

.community-btn {
  background-color: var(--apple-background);
  color: var(--apple-text);
  border: none;
  border-radius: 15px;
  padding: 5px 12px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.community-btn:hover {
  background-color: var(--apple-red);
  color: white;
}

.stats {
  margin-top: var(--spacing-small);
}

/* ===== 空状态样式 ===== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-large);
  color: var(--apple-text-secondary);
  text-align: center;
  height: 200px;
}

.empty-state p {
  margin: 5px 0;
}

/* ===== 编辑按钮样式 ===== */
.edit-button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px;
  margin-left: 8px;
  opacity: 0.5;
  transition: opacity 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.edit-button:hover {
  opacity: 1;
}

/* 消息编辑模式 */
.message.editing .message-content {
  background-color: rgba(255, 255, 255, 0.8);
  padding: 8px;
  border-radius: var(--border-radius-small);
  border: 1px solid var(--apple-blue);
}

.edit-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  justify-content: flex-end;
}

.edit-actions button {
  border: none;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  cursor: pointer;
}

.edit-actions .save-btn {
  background-color: var(--apple-green);
  color: white;
}

.edit-actions .cancel-btn {
  background-color: var(--apple-background);
  color: var(--apple-text);
}

/* ===== 思考状态样式 ===== */
.thinking {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: var(--spacing-medium);
  color: var(--apple-text-secondary);
}

.thinking .avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--apple-background);
  display: flex;
  align-items: center;
  justify-content: center;
}

.thinking .dots {
  display: flex;
  gap: 4px;
}

.thinking .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--apple-text-secondary);
  animation: pulse 1.5s infinite;
}

.thinking .dot:nth-child(2) {
  animation-delay: 0.2s;
}

.thinking .dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.2);
    opacity: 1;
  }
}