:root {
  --primary-color: #4285f4;
  --danger-color: #dc3545;
  --background-color: #f5f5f5;
  --card-background: #ffffff;
  --text-primary: #333333;
  --text-secondary: #666666;
  --border-radius: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --input-border: #e0e0e0;
  --hover-color: #3367d6;
  --transition: 0.3s ease;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--background-color);
  color: var(--text-primary);
}

/* 登录页面样式 */
.login-container {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #4285f4, #34a853);
  position: relative;
  overflow: hidden;
}

.login-container::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 60%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.logo {
  color: var(--primary-color);
  margin-bottom: 1rem;
  animation: bounce 2s ease infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.login-subtitle {
  color: var(--text-secondary);
  margin: 0;
  font-size: 0.9rem;
}

.input-group {
  position: relative;
  margin-bottom: 1rem;
}

.input-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.login-input {
  width: 100%;
  padding: 12px 40px 12px 12px;
  border: 2px solid var(--input-border);
  border-radius: var(--border-radius);
  font-size: 16px;
  transition: var(--transition);
}

.login-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.toggle-password {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
}

.login-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 12px;
  border-radius: var(--border-radius);
  font-size: 16px;
  cursor: pointer;
  transition: var(--transition);
}

.login-button:hover {
  background: var(--hover-color);
  transform: translateY(-1px);
}

.arrow-icon {
  transition: transform 0.3s ease;
}

.login-button:hover .arrow-icon {
  transform: translateX(4px);
}

/* 主应用样式 */
.authenticator-app {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.header-left {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.header-left h1 {
  margin: 0;
  font-size: 24px;
}

.account-count {
  color: var(--text-secondary);
  font-size: 14px;
}

.search-bar {
  margin: 1rem 0;
}

.search-bar input {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 16px;
  box-shadow: var(--shadow);
}

.header-buttons {
  display: flex;
  gap: 10px;
}

.icon-button {
  background: var(--primary-color);
  color: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
}

.icon-button:hover {
  transform: scale(1.1);
}

.account-item {
  background: var(--card-background);
  border-radius: var(--border-radius);
  padding: 15px;
  margin-bottom: 10px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease;
  transform: translateX(0);
  opacity: 1;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.account-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.account-content {
  background: var(--card-background);
  position: relative;
  z-index: 1;
}

.account-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.account-info h3 {
  margin: 0;
  font-size: 16px;
  color: var(--text-primary);
}

.code {
  font-size: 28px;
  font-family: monospace;
  color: var(--primary-color);
  letter-spacing: 2px;
}

.progress-bar {
  height: 3px;
  background: var(--primary-color);
  margin-top: 10px;
  transition: width 1s linear;
  border-radius: 1.5px;
}

.account-actions {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  display: flex;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.account-item.show-actions .account-actions {
  transform: translateX(0);
}

.account-actions button {
  padding: 0 20px;
  border: none;
  color: white;
  cursor: pointer;
}

.edit-btn {
  background: var(--primary-color);
}

.delete-btn {
  background: var(--danger-color);
}

/* 模态框样式 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: var(--card-background);
  padding: 24px;
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 400px;
  box-shadow: var(--shadow);
}

.modal-content h2 {
  margin: 0 0 1rem 0;
  color: var(--text-primary);
}

.modal-content input {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 16px;
  box-sizing: border-box;
}

.modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.primary-button {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.primary-button:hover {
  background: var(--hover-color);
  transform: translateY(-1px);
}

.secondary-button {
  background: #f1f1f1;
  color: var(--text-primary);
  border: none;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.secondary-button:hover {
  background: #e5e5e5;
}

/* 搜索栏样式优化 */
.search-input-container {
  position: relative;
  margin: 1rem 0;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
}

.search-bar input {
  width: 100%;
  padding: 12px 40px 12px 44px;
  border: 2px solid var(--input-border);
  border-radius: var(--border-radius);
  font-size: 16px;
  transition: var(--transition);
}

.search-bar input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.clear-search {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  opacity: 0;
  transition: var(--transition);
}

.search-bar input:not(:placeholder-shown) + .clear-search {
  opacity: 1;
}

/* 模态框样式优化 */
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.close-modal {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  transition: var(--transition);
}

.close-modal:hover {
  color: var(--text-primary);
  transform: rotate(90deg);
}

.modal-body {
  margin-bottom: 1.5rem;
}

.primary-button {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.primary-button:hover {
  background: var(--hover-color);
  transform: translateY(-1px);
}

.secondary-button {
  background: #f1f1f1;
  color: var(--text-primary);
  border: none;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.secondary-button:hover {
  background: #e5e5e5;
}

/* 账户列表项动画优化 */
.account-item {
  transform: translateX(0);
  opacity: 1;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.account-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}