:root {
  /* 基础颜色变量 */
  --accent-color: #3b82f6;
  --main-color: #0f172a;
  --contrast-color: #f8fafc;
  --accent-rgb: 205, 109, 39;

  /* 新增全局变量 */
  --bg-color: #ffffff;
  --bg-secondary: #f0f2f5;
  --text-color: #333333;
  --text-secondary: #868e96;
  --border-color: #e5e7eb;
  --shadow-color: rgba(0, 0, 0, 0.1);

  /* 组件专用变量 */
  --table-header-bg: #f8fafc;
  --table-header-hover: #f1f5f9;
  --table-row-even: #f8fafc;
  --form-group-bg: #f8f9fa;
  --form-group-hover: #f1f5f9;
  --input-border: #dee2e6;
  --error-color: #ff4444;
  --button-bg: #f8fafc;
  --button-border: #e2e8f0;
  --default-button-hover: #f1f5f9;
}

.night-mode {
  --bg-color: #1a1a1a;
  --bg-secondary: #2d2d2d;
  --text-color: #808080;
  --text-secondary: #9e9e9e;
  --border-color: #4d4d4d;
  --shadow-color: rgba(255, 255, 255, 0.1);

  --table-header-bg: #2d2d2d;
  --table-header-hover: #3d3d3d;
  --table-row-even: #2a2a2a;
  --form-group-bg: #21252b;
  --form-group-hover: #404040;
  --input-border: #4d4d4d;
  --error-color: #ff6666;
  --button-bg: #404040;
  --button-border: #595959;
  --default-button-hover: #333333;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  padding: 20px;
  background: var(--bg-color);
  color: var(--text-color);
  transition: all 0.3s ease;
}

/* 登录界面 */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 93vh;
  background: var(--bg-secondary);
}

.login-box {
  background: var(--bg-color);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px var(--shadow-color);
  width: 400px;
}

/* 表单容器样式 */
.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--form-group-bg);
  padding: 0.8rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.form-group:hover {
  background: var(--form-group-hover);
  box-shadow: 0 2px 6px var(--shadow-color);
}

/* 标签样式 */
.form-group label {
  width: 30%;
  font-weight: 500;
  color: var(--text-color);
  /* min-width: 70px; */
  font-size: 0.95rem;
}

.form-group:not(.switch-group) input {
  width: 85%;
  padding: 0.5rem;
  border: 1px solid var(--input-border);
  border-radius: 4px;
  background: var(--bg-color);
  color: var(--text-color);
}

/* 颜色输入容器 */
.color-input-container {
  position: relative;
  flex-grow: 1;
}

/* 原生输入隐藏 */
input[type="color"] {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

/* 自定义预览区域 */
.color-preview {
  width: 100%;
  height: 40px;
  border-radius: 6px;
  border: 2px solid var(--border-color);
  background: var(--bg-color);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.color-preview:hover {
  box-shadow: 0 3px 8px var(--shadow-color);
}

/* 预览颜色显示 */
.color-preview::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--selected-color);
}

/* 悬停效果 */
.color-preview:hover {
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

/* 当前颜色提示 */
.color-value {
  font-size: 0.9rem;
  color: #868e96;
  margin-top: 0.5rem;
  text-align: center;
}

.error-message {
  color: #ff4444;
  margin-top: 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(250px, 1fr));
  gap: var(--gap-size);
  padding: 0 var(--gap-size);
  width: calc(100% - 2 * var(--gap-size));
  margin: 0 auto;
}

/* 添加容器样式 */
.stat-container {
  display: flex;
  justify-content: space-between;
  padding: 0.5% 10%;
  /* 两侧间距 */
  margin: 20px 0;
}

.stat-card {
  background: var(--main-color);
  border: 5px solid var(--accent-color);
  border-radius: 30px;
  padding: 25px;
  color: var(--contrast-color);
  position: relative;
  min-height: 150px;
  box-sizing: border-box;
  width: 18%;
  min-width: 220px;
  margin: 0 1%;
  flex-shrink: 0;
  transition: background 0.3s, border-color 0.3s;
}

/* 响应式处理 */
@media (max-width: 1200px) {
  .stat-container {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .stat-card {
    width: 48%;
    margin-top: 5%;
  }
}

.stat-label {
  position: absolute;
  bottom: -35px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-color);
  color: var(--contrast-color);
  padding: 6px 25px;
  border-radius: 0 0 4px 4px;
  font-size: 0.9em;
  text-align: center;
  white-space: nowrap;
  z-index: 1;
  font-weight: 500;
}

.stat-row {
  display: flex;
  align-items: center;
  /* margin: 15px 0; */
  padding: 8px;
  border-bottom: 1px solid #333;
}

.stat-icon {
  font-size: 1em;
  margin-right: 5px;
  width: 30px;
  text-align: center;
}

.stat-value {
  /* font-size: clamp(1.5rem, 1.5vw, 1.5em); 响应式字体 */
  font-size: 1.5em;
  font-weight: 500;
  position: relative;
  white-space: nowrap;
  /* 防止文字换行 */
}

.stat-unit {
  font-size: 0.6em;
  vertical-align: super;
  margin-left: 3px;
  color: var(--accent-color);
}

.control-bar {
  display: flex;
  gap: 15px;
  background: var(--main-color);
  border-radius: 8px;
  /* margin: 44px 0; */
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
  /* 减少左右内边距 */
  margin: 44px 0;
  /* 减少垂直外边距 */
}

/* 排除需要保持主题色的元素 */
.stat-card,
.control-bar {
  /* 保持原有主题变量 */
  background: var(--main-color) !important;
  border-color: var(--accent-color) !important;
  color: var(--contrast-color) !important;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 15px;
  flex: 1;
}

.left {
  justify-content: flex-start;
}

.center {
  justify-content: center;
}

.right {
  justify-content: flex-end;
}

.date-range {
  margin: 0 20px;
  color: var(--contrast-color);
}

/* 响应式处理 */
@media (max-width: 768px) {
  .control-bar {
    flex-wrap: wrap;
    gap: 15px;
  }

  .control-group {
    flex: 0 0 100%;
    justify-content: center !important;
  }
}

select {
  background: var(--accent-color);
  color: var(--contrast-color);
  border: 1px solid var(--accent-color);
  padding: 8px 15px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 400;
}

button {
  background: var(--main-color);
  color: var(--contrast-color);
  border: none;
  padding: 8px 15px;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.3s;
}

.time-display {
  font-size: 0.9em;
  line-height: 1.4;
}

.time-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.time-label {
  text-align: right;
  width: 100px;
  font-weight: 400;
  color: var(--contrast-color);
  white-space: nowrap;
}

.time-value {
  color: var(--contrast-color);
  font-weight: 500;
  white-space: nowrap;
}

.traffic-summary {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: -1rem 0;
  font-size: 1.1rem;
}

.summary-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 500;
}

.summary-item i {
  font-size: 1.2rem;
}

button:hover {
  opacity: 0.9;
}

.view-switcher {
  position: relative;
  margin-bottom: 1rem;
  margin-top: -40px;
}

.switch-container {
  display: flex;
  top: 10px;
  right: 10px;
  z-index: 10;
  display: flex;
  gap: 8px;
}

.view-switch {
  background: var(--bg-color) !important;
  /* 使用全局背景变量 */
  color: var(--text-color) !important;
  /* 使用全局文字颜色 */
  transition: all 0.2s;
}

.view-switch.active {
  border-color: var(--accent-color) !important;
  color: var(--accent-color) !important;
}

.data-table {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-color);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
  color: var(--text-color);
}

th {
  background: var(--table-header-bg);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--border-color);
  cursor: pointer;
  user-select: none;
  transition: background 0.2s;
}

th:hover {
  background: var(--table-header-hover);
}

th i {
  margin-left: 8px;
  font-size: 0.8em;
  color: var(--table-header-icon);
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

tr:nth-child(even) {
  background: var(--table-row-even);
}

/* API 设置按钮和弹窗样式 */
.settings-button {
  font-size: 18px;
  position: absolute;
  top: 25px;
  right: 30px;
  background: #ffffff00;
  color: color-mix(in srgb, var(--accent-color) 50%, transparent);
  border: none;
  border-radius: 4px;
  padding: 8px 15px;
  transition: all 0.3s;
  cursor: pointer;
  z-index: 1000;
}

.settings-button:hover {
  color: var(--accent-color);
  transform: rotate(15deg);
}

.settings-button.api-btn {
  right: 15px;
}

.settings-button.theme-btn {
  right: 55px;
}

.settings-button.night-btn {
  right: 95px;
}

.settings-button.language-btn {
  right: 135px;
}

.settings-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
}

.settings-content {
  background: var(--bg-color);
  color: var(--text-color);
  border-radius: 8px;
  padding: 20px;
  width: 600px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.settings-content h3 {
  margin-top: 0;
  margin-bottom: 20px;
  color: var(--text-color);
}

.settings-buttons {
  display: flex;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.settings-buttons button {
  padding: 8px 15px;
  cursor: pointer;
}

.settings-checkbox {
  margin-left: -31px;
}

.default-button {
  background: var(--button-bg);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.default-button:hover {
  background: var(--default-button-hover);
}

.save-button {
  background: var(--accent-color);
  color: var(--contrast-color);
}

.cancel-button {
  background: #f0f0f0;
  color: #333;
}

.preset-themes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.preset-theme {
  position: relative;
  height: 80px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.preset-theme:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.preset-theme::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid var(--accent-color);
  border-radius: 6px;
  opacity: 0;
  transition: opacity 0.3s;
}

.preset-theme.active::after {
  opacity: 1;
}

.theme-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  color: #f0f2f5;
  padding: 0.5rem;
  font-size: 0.8rem;
  text-align: center;
}

.msg-container {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
}

.message {
  background: #f4f4f5;
  color: #282c34;
  padding: 12px 20px;
  border-radius: 4px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
  opacity: 0;
  transform: translateY(-20px);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
}

.message.show {
  opacity: 1;
  transform: translateY(0);
}

.message::before {
  content: "🔔";
  margin-right: 8px;
}

/* 夜间模式适配 */
.night-mode .message {
  background: #2d2d2d;
  color: #e5e5e5;
  box-shadow: 0 2px 12px 0 rgba(255, 255, 255, 0.1);
}

.color-preview-row {
  display: flex;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.color-settings-column {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.preview-chart-container {
  flex: 2;
  min-width: 300px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.8rem;
  background: var(--bg-secondary);
}

.form-group.compact {
  margin-bottom: 0;
  padding: 0.6rem;
}

.form-group.compact .color-preview {
  height: 30px;
}

.form-group.compact .color-value {
  font-size: 0.8em;
  margin-top: 0.3rem;
}

.color-input-container {
  width: 100%;
  flex-grow: 0;
}

/* 响应式处理 */
@media (max-width: 768px) {
  .color-preview-row {
    flex-direction: column;
  }

  .color-settings-column {
    width: 100%;
  }

  .preview-chart-container {
    min-width: auto;
  }
}
/* 自定义时间选择器样式 */
.settings-modal .form-group input[type="date"],
.settings-modal .form-group input[type="month"],
.settings-modal .form-group input[type="number"] {
  width: 100%;
  padding: 8px 12px;
  border-radius: 4px;
  background-color: var(--contrast-color);
  color: var(--main-color);
  font-size: 14px;
  box-sizing: border-box;
}

.settings-modal .form-group input[type="date"]:focus,
.settings-modal .form-group input[type="month"]:focus,
.settings-modal .form-group input[type="number"]:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* 时间范围类型选择器样式 */
.settings-modal .form-group select {
  width: 100%;
  padding: 8px 12px;
  border-radius: 4px;
  background-color: var(--contrast-color);
  color: var(--main-color);
  font-size: 14px;
  box-sizing: border-box;
}

/* 自定义时间按钮样式 */
.control-button .fa-calendar-alt {
  font-size: 14px;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .settings-modal .settings-content {
    width: 95%;
    max-width: 95%;
    margin: 20px auto;
    padding: 15px;
  }
  
  .settings-modal h3 {
    font-size: 18px;
    margin-top: 0;
  }
  
  .settings-modal .form-group {
    margin-bottom: 15px;
  }
  
  .settings-modal .form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
  }
  
  .settings-modal .form-group input[type="date"],
  .settings-modal .form-group input[type="month"],
  .settings-modal .form-group input[type="number"],
  .settings-modal .form-group select {
    font-size: 16px; /* 防止iOS缩放 */
    padding: 10px;
  }
  
  .settings-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  
  .settings-buttons button {
    width: 100%;
    margin: 0;
  }
  
  /* 控制按钮在移动端的样式 */
  .control-group.center {
    flex: 1;
    justify-content: center;
    gap: 5px;
  }
  
  .date-range {
    font-size: 14px;
    padding: 0 5px;
    max-width: 40%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  
  .control-button {
    padding: 8px;
  }
  
  .control-button .fa-calendar-alt {
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .settings-modal .settings-content {
    width: 98%;
    padding: 12px;
  }
  
  .settings-modal .form-group input[type="date"],
  .settings-modal .form-group input[type="month"],
  .settings-modal .form-group input[type="number"],
  .settings-modal .form-group select {
    padding: 8px;
    font-size: 15px;
  }
  
  .settings-modal h3 {
    font-size: 16px;
  }
  
  .date-range {
    max-width: 30%;
    font-size: 12px;
  }
}

/* 深色模式适配 */
.night-mode .settings-modal .form-group input[type="date"],
.night-mode .settings-modal .form-group input[type="month"],
.night-mode .settings-modal .form-group input[type="number"],
.night-mode .settings-modal .form-group select {
  background-color: #2d3748;
  color: #f8fafc;
  border-color: #4a5568;
}

.night-mode .settings-modal .form-group input[type="date"]:focus,
.night-mode .settings-modal .form-group input[type="month"]:focus,
.night-mode .settings-modal .form-group input[type="number"]:focus,
.night-mode .settings-modal .form-group select:focus {
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

/* 确保日期输入框在所有浏览器中的一致性 */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator {
  filter: invert(0.5);
}

.night-mode input[type="date"]::-webkit-calendar-picker-indicator,
.night-mode input[type="month"]::-webkit-calendar-picker-indicator {
  filter: invert(1);
}