/**
 * 用户认证系统样式
 * 包含登录/注册按钮、模态框和表单样式
 */

/* 认证容器样式 */
#auth-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100;
}

/* 用户信息容器样式 */
#auth-container .user-info {
  display: flex;
  align-items: center;
  background-color: var(--color-bg-secondary);
  padding: 8px 12px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* 用户头像样式 */
#auth-container .user-info .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin-right: 8px;
  border: 1px solid var(--color-border);
}

/* 用户名显示样式 */
#auth-container .user-info .username {
  font-weight: 500;
  color: var(--color-text);
  margin-right: 10px;
  font-size: 15px;
}

/* 注销按钮样式 */
#auth-container .user-info .logout-btn {
  background-color: var(--color-primary);
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: 15px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

#auth-container .user-info .logout-btn:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* 认证按钮样式 */
.auth-btn {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.auth-btn:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-primary);
}

#logout-btn {
  background-color: transparent;
  color: var(--color-text-light);
}

#logout-btn:hover {
  color: var(--color-text);
}

/* 模态框样式 - 毛玻璃效果 */
.auth-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.2);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  background-color: rgba(var(--color-bg-rgb, 255, 255, 255), 0.7);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
  padding: 25px;
  position: relative;
  animation: modalFadeIn 0.3s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--color-text-light);
  line-height: 1;
}

.modal-close:hover {
  color: var(--color-text);
}

/* 表单样式 */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group label {
  font-size: 14px;
  color: var(--color-text);
  font-weight: 500;
}

.form-group input {
  padding: 10px 12px;
  border: 1px solid rgba(var(--color-border-rgb, 200, 200, 200), 0.3);
  border-radius: 8px;
  font-size: 14px;
  background-color: rgba(var(--color-bg-secondary-rgb, 245, 245, 245), 0.5);
  color: var(--color-text);
  transition: border-color 0.2s ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(var(--color-primary-rgb, 0, 120, 255), 0.1);
}

.form-submit {
  background-color: var(--color-primary);
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 10px;
}

.form-submit:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(var(--color-primary-rgb, 0, 120, 255), 0.2);
}

.form-footer {
  margin-top: 15px;
  text-align: center;
  font-size: 14px;
  color: var(--color-text-light);
}

.form-footer a {
  color: var(--color-primary);
  text-decoration: none;
  cursor: pointer;
}

.form-footer a:hover {
  text-decoration: underline;
}

/* 媒体查询：移动端优化 */
@media (max-width: 768px) {
  #auth-container {
    top: 10px;
    right: 10px;
    left: 10px;
    width: auto;
    display: flex;
    justify-content: flex-end;
  }

  #auth-container .user-info {
    padding: 6px 10px;
    border-radius: 15px;
  }

  #auth-container .user-info .avatar {
    width: 28px;
    height: 28px;
    margin-right: 6px;
  }

  #auth-container .user-info .username {
    font-size: 14px;
    margin-right: 8px;
  }

  #auth-container .user-info .logout-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
}

/* 消息提示样式 */
#message-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.message {
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  animation: messageFadeIn 0.3s ease, messageFadeOut 0.3s ease 2.7s;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.message.success {
  background-color: rgba(46, 125, 50, 0.1);
  color: #2e7d32;
  border-left: 4px solid #2e7d32;
}

.message.error {
  background-color: rgba(211, 47, 47, 0.1);
  color: #d32f2f;
  border-left: 4px solid #d32f2f;
}

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

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

/* 添加CSS变量支持毛玻璃效果 */
:root {
  --color-bg-rgb: 255, 255, 255;
  --color-bg-secondary-rgb: 245, 245, 245;
  --color-border-rgb: 230, 230, 230;
  --color-primary-rgb: 0, 120, 255;
}

.dark-theme {
  --color-bg-rgb: 18, 18, 18;
  --color-bg-secondary-rgb: 30, 30, 30;
  --color-border-rgb: 60, 60, 60;
  --color-primary-rgb: 66, 165, 245;
}