/* ========================================
   ConanChannelSt - Ethereum.org 风格主题
   ======================================== */

:root {
  /* 背景色 */
  --bg-primary: #1B1B1D;
  --bg-secondary: #222225;
  --bg-card: #2A2A2D;
  --bg-card-hover: #333337;
  --bg-hover: rgba(140, 141, 252, 0.1);
  
  /* 文字色 */
  --text-primary: #F2F2F2;
  --text-secondary: #B2B2B2;
  --text-muted: #7A7A7A;
  
  /* 边框 */
  --border-color: rgba(255, 255, 255, 0.1);
  
  /* 强调色 - 紫粉渐变 */
  --accent-color: #8C8DFC;
  --accent-secondary: #D4A5FF;
  --accent-gradient: linear-gradient(135deg, #8C8DFC 0%, #D4A5FF 50%, #F7A8B8 100%);
  
  /* 状态色 */
  --success-color: #48BB78;
  --warning-color: #ECC94B;
  --danger-color: #F56565;
  --info-color: #63B3ED;
  
  /* 圆角规范 */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* 阴影规范 */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  
  /* 过渡动画 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease;
  --transition-slow: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
}

/* ========================================
   登录页
   ======================================== */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1B1B1D 0%, #2D1F3D 50%, #1B1B1D 100%);
  position: relative;
  overflow: hidden;
}

/* 背景光晕效果 - 紫色 */
.login-container::before {
  content: '';
  position: absolute;
  top: -30%;
  left: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(140, 141, 252, 0.2) 0%, transparent 60%);
  pointer-events: none;
  animation: float 8s ease-in-out infinite;
}

/* 背景光晕效果 - 粉色 */
.login-container::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -20%;
  width: 50%;
  height: 50%;
  background: radial-gradient(circle, rgba(247, 168, 184, 0.15) 0%, transparent 60%);
  pointer-events: none;
  animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.login-card {
  width: 400px;
  padding: 40px;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.login-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.login-title {
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 32px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-title .icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
  -webkit-text-fill-color: initial;
}

/* ========================================
   主布局
   ======================================== */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
  width: 250px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo::before {
  content: '◆';
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 20px;
}

.sidebar-menu {
  flex: 1;
  padding: 12px 8px;
}

.menu-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
  gap: 12px;
  font-size: 14px;
  border-radius: var(--radius-md);
  margin-bottom: 2px;
}

.menu-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.menu-item.active {
  background: var(--accent-color);
  color: #fff;
  font-weight: 500;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
  color: #fff;
}

.user-name {
  flex: 1;
  font-size: 14px;
  color: var(--text-primary);
}

/* 主内容区 */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-primary);
}

.content-header {
  padding: 20px 28px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.content-body {
  flex: 1;
  padding: 24px 28px;
  overflow-y: auto;
}

/* ========================================
   卡片组件
   ======================================== */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: none;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  color: var(--text-primary);
}

.card-body {
  padding: 20px;
}

/* ========================================
   统计卡片
   ======================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

/* 顶部渐变装饰条 */
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-value.positive {
  color: var(--success-color);
}

.stat-value.negative {
  color: var(--danger-color);
}

.stat-change {
  font-size: 12px;
  margin-top: 6px;
  color: var(--text-muted);
}

/* ========================================
   表格样式覆盖
   ======================================== */
.el-table {
  --el-table-bg-color: transparent;
  --el-table-tr-bg-color: transparent;
  --el-table-header-bg-color: var(--bg-secondary);
  --el-table-row-hover-bg-color: var(--bg-hover);
  --el-table-border-color: var(--border-color);
  --el-table-text-color: var(--text-primary);
  --el-table-header-text-color: var(--text-secondary);
  font-size: 14px;
}

.el-table th.el-table__cell {
  font-weight: 600;
  font-size: 12px;
}

/* ========================================
   状态标签
   ======================================== */
.status-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
}

.status-tag.success {
  background: rgba(72, 187, 120, 0.2);
  color: var(--success-color);
}

.status-tag.warning {
  background: rgba(236, 201, 75, 0.2);
  color: var(--warning-color);
}

.status-tag.danger {
  background: rgba(245, 101, 101, 0.2);
  color: var(--danger-color);
}

.status-tag.info {
  background: rgba(99, 179, 237, 0.2);
  color: var(--info-color);
}

/* ========================================
   趋势指示器
   ======================================== */
.trend-indicator {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}

.trend-indicator.up {
  color: var(--success-color);
}

.trend-indicator.down {
  color: var(--danger-color);
}

/* ========================================
   Element Plus Ethereum 主题覆盖
   ======================================== */
.el-input__wrapper,
.el-textarea__inner {
  background-color: var(--bg-secondary) !important;
  box-shadow: none !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-md) !important;
  transition: all var(--transition-normal) !important;
}

.el-input__wrapper:hover {
  border-color: var(--text-muted) !important;
}

.el-input__wrapper:focus-within {
  border-color: var(--accent-color) !important;
  box-shadow: 0 0 0 3px rgba(140, 141, 252, 0.2) !important;
}

.el-input__inner,
.el-textarea__inner {
  color: var(--text-primary) !important;
}

.el-button--primary {
  --el-button-bg-color: var(--accent-color);
  --el-button-border-color: var(--accent-color);
  background: var(--accent-color) !important;
  border: none !important;
  color: #fff !important;
  font-weight: 600 !important;
  border-radius: var(--radius-md) !important;
  transition: all var(--transition-normal) !important;
}

.el-button--primary:hover {
  background: var(--accent-secondary) !important;
}

.el-button--danger {
  --el-button-bg-color: var(--danger-color);
  --el-button-border-color: var(--danger-color);
  border-radius: var(--radius-md) !important;
}

.el-card {
  --el-card-bg-color: var(--bg-card);
  --el-card-border-color: transparent;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.el-dialog {
  --el-dialog-bg-color: var(--bg-card);
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.el-form-item__label {
  color: var(--text-secondary) !important;
  font-size: 13px !important;
}

.el-select__wrapper {
  background-color: var(--bg-secondary) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: none !important;
  border-radius: var(--radius-md) !important;
}

.el-switch__core {
  background-color: var(--bg-card-hover) !important;
}

.el-switch.is-checked .el-switch__core {
  background: var(--accent-color) !important;
}

.el-pagination {
  --el-pagination-bg-color: transparent;
  --el-pagination-button-bg-color: var(--bg-card);
  --el-pagination-hover-color: var(--accent-color);
}

.el-radio-button__inner {
  background: var(--bg-card) !important;
  border-color: var(--border-color) !important;
  color: var(--text-secondary) !important;
  border-radius: var(--radius-sm) !important;
}

.el-radio-button__original-radio:checked + .el-radio-button__inner {
  background: var(--accent-color) !important;
  border-color: var(--accent-color) !important;
  color: #fff !important;
}

/* ========================================
   幽灵按钮（透明背景）
   ======================================== */
.btn-ghost {
  background: transparent !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-secondary) !important;
  transition: all var(--transition-normal) !important;
}

.btn-ghost:hover {
  border-color: var(--accent-color) !important;
  color: var(--accent-color) !important;
  background: var(--bg-hover) !important;
}

/* ========================================
   图表容器
   ======================================== */
.chart-container {
  width: 100%;
  height: 300px;
}

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

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

/* ========================================
   加载状态
   ======================================== */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

/* ========================================
   移动端响应式设计
   ======================================== */

/* 移动端顶部导航栏 */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0 16px;
  align-items: center;
  justify-content: space-between;
  z-index: 1000;
}

.mobile-header .logo {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.mobile-header .logo::before {
  content: '◆';
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hamburger-btn {
  width: 40px;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-md);
  transition: background var(--transition-normal);
}

.hamburger-btn:hover {
  background: var(--bg-hover);
}

.hamburger-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--transition-normal);
}

.hamburger-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端侧边栏遮罩 */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1001;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.sidebar-overlay.active {
  opacity: 1;
}

/* 移动端底部导航 */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  z-index: 1000;
  padding-bottom: env(safe-area-inset-bottom);
}

.mobile-bottom-nav .nav-items {
  display: flex;
  height: 100%;
  justify-content: space-around;
  align-items: center;
}

.mobile-bottom-nav .nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 12px;
  color: var(--text-muted);
  font-size: 10px;
  cursor: pointer;
  transition: color var(--transition-normal);
  min-width: 60px;
}

.mobile-bottom-nav .nav-item .icon {
  font-size: 20px;
}

.mobile-bottom-nav .nav-item.active {
  color: var(--accent-color);
}

.mobile-bottom-nav .nav-item:active {
  transform: scale(0.95);
}

/* ========================================
   平板响应式 (768px - 1024px)
   ======================================== */
@media screen and (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .sidebar {
    width: 200px;
  }
  
  .content-body {
    padding: 20px;
  }
  
  /* 设置页两列改一列 */
  .el-col-12 {
    max-width: 100%;
    flex: 0 0 100%;
  }
  
  .el-col-8 {
    max-width: 100%;
    flex: 0 0 100%;
  }
}

/* ========================================
   手机响应式 (< 768px)
   ======================================== */
@media screen and (max-width: 768px) {
  /* 显示移动端导航 */
  .mobile-header {
    display: flex;
  }
  
  .mobile-bottom-nav {
    display: block;
  }
  
  .sidebar-overlay {
    display: block;
    pointer-events: none;
  }
  
  .sidebar-overlay.active {
    pointer-events: auto;
  }
  
  /* 主容器调整 - 仅移动端添加顶部和底部间距 */
  .app-container {
    flex-direction: column;
    padding-top: 56px !important;
    padding-bottom: 60px;
  }
  
  /* 侧边栏变为抽屉 */
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    z-index: 1002;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .sidebar-footer {
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
  }
  
  /* 主内容区全宽 */
  .main-content {
    width: 100%;
  }
  
  /* 隐藏桌面端头部 */
  .content-header {
    display: none;
  }
  
  /* 内容区调整 */
  .content-body {
    padding: 16px;
    padding-bottom: calc(16px + 60px);
  }
  
  /* 统计卡片单列 */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
  }
  
  .stat-card {
    padding: 16px;
  }
  
  .stat-value {
    font-size: 22px;
  }
  
  .stat-label {
    font-size: 11px;
  }
  
  /* 卡片调整 */
  .card {
    margin-bottom: 12px;
    border-radius: var(--radius-md);
  }
  
  .card-header {
    padding: 12px 16px;
    flex-wrap: wrap;
    gap: 8px;
  }
  
  .card-body {
    padding: 16px;
  }
  
  /* 表格横向滚动 */
  .el-table {
    font-size: 13px;
  }
  
  .card-body .el-table {
    overflow-x: auto;
  }
  
  /* 登录页调整 */
  .login-card {
    width: calc(100% - 32px);
    max-width: 400px;
    padding: 32px 24px;
    margin: 16px;
  }
  
  .login-title {
    font-size: 20px;
    margin-bottom: 24px;
  }
  
  .login-title .icon {
    font-size: 40px;
    margin-bottom: 12px;
  }
  
  /* 表单调整 */
  .el-form-item {
    margin-bottom: 16px;
  }
  
  .el-form-item__label {
    font-size: 12px !important;
  }
  
  /* 按钮触摸友好 */
  .el-button {
    min-height: 36px;
  }
  
  .el-button--small {
    min-height: 32px;
    padding: 8px 12px;
  }
  
  /* 筛选器堆叠 */
  .card-header > div {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
  }
  
  .card-header .el-select {
    width: calc(50% - 4px) !important;
  }
  
  .card-header .el-radio-group {
    width: 100%;
  }
  
  .card-header .el-radio-button {
    flex: 1;
  }
  
  .card-header .el-radio-button__inner {
    width: 100%;
    text-align: center;
  }
  
  /* 分页调整 */
  .el-pagination {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  
  .el-pagination .el-pagination__total {
    width: 100%;
    text-align: center;
    margin-right: 0;
  }
  
  /* 空状态调整 */
  .empty-state {
    padding: 40px 16px;
  }
  
  .empty-state .icon {
    font-size: 40px;
  }
  
  /* 用户信息调整 */
  .user-info {
    flex-wrap: wrap;
  }
  
  /* 趋势指示器 */
  .trend-indicator {
    font-size: 12px;
  }
  
  /* 状态标签 */
  .status-tag {
    padding: 3px 8px;
    font-size: 11px;
  }
  
  /* 设置页调整 */
  .el-slider {
    width: 100%;
  }
  
  .el-slider .el-input-number {
    width: 80px;
  }
  
  /* 危险操作区域 */
  .card-body > div[style*="display: flex"] {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start !important;
  }
  
  /* 仪表盘两列布局调整 */
  .el-row {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  
  .el-col {
    padding-left: 0 !important;
    padding-right: 0 !important;
    margin-bottom: 12px;
  }
  
  .el-col:last-child {
    margin-bottom: 0;
  }
}

/* ========================================
   小屏手机 (< 375px)
   ======================================== */
@media screen and (max-width: 375px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .stat-card {
    padding: 14px;
  }
  
  .stat-value {
    font-size: 20px;
  }
  
  .mobile-bottom-nav .nav-item {
    min-width: 50px;
    padding: 8px 8px;
    font-size: 9px;
  }
  
  .mobile-bottom-nav .nav-item .icon {
    font-size: 18px;
  }
  
  .login-card {
    padding: 24px 20px;
  }
  
  .card-header .el-select {
    width: 100% !important;
  }
}

/* ========================================
   横屏模式优化
   ======================================== */
@media screen and (max-width: 768px) and (orientation: landscape) {
  .mobile-header {
    height: 48px;
  }
  
  .app-container {
    padding-top: 48px;
    padding-bottom: 50px;
  }
  
  .mobile-bottom-nav {
    height: 50px;
  }
  
  .mobile-bottom-nav .nav-item {
    flex-direction: row;
    gap: 6px;
  }
  
  .mobile-bottom-nav .nav-item .icon {
    font-size: 16px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .stat-card {
    padding: 12px;
  }
  
  .stat-value {
    font-size: 18px;
  }
}

/* ========================================
   触摸设备优化
   ======================================== */
@media (hover: none) and (pointer: coarse) {
  /* 增大点击区域 */
  .menu-item {
    padding: 14px 16px;
    min-height: 48px;
  }
  
  .el-button {
    min-height: 40px;
  }
  
  .el-input__wrapper {
    min-height: 44px;
  }
  
  /* 禁用悬停效果 */
  .card:hover {
    box-shadow: var(--shadow-sm);
  }
  
  .stat-card:hover {
    box-shadow: var(--shadow-sm);
  }
  
  .login-card:hover {
    box-shadow: var(--shadow-lg);
  }
  
  /* 添加点击反馈 */
  .menu-item:active {
    background: var(--bg-hover);
  }
  
  .el-button:active {
    transform: scale(0.98);
  }
}

/* ========================================
   安全区域适配 (iPhone X+) - 仅移动端
   ======================================== */
@media screen and (max-width: 768px) {
  @supports (padding: max(0px)) {
    .mobile-header {
      padding-top: max(0px, env(safe-area-inset-top));
      height: calc(56px + max(0px, env(safe-area-inset-top)));
    }
    
    .app-container {
      padding-top: calc(56px + max(0px, env(safe-area-inset-top))) !important;
    }
    
    .sidebar {
      padding-top: max(0px, env(safe-area-inset-top));
    }
    
    .login-container {
      padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    }
  }
}