/* 纳海川项目管理中心 - 高端大气扁平化登录页面样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Helvetica Neue', Helvetica, Arial, 'Microsoft Yahei', 'Hiragino Sans GB', 'Heiti SC', 'WenQuanYi Micro Hei', sans-serif;
  background: #f5f7fa;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.login-container {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.login-wrapper {
  display: flex;
  width: 100%;
  max-width: 1000px;
  height: 560px;
  background: white;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  position: relative;
  z-index: 10;
}

.login-left {
  flex: 1;
  background: linear-gradient(135deg, #4361ee, #3a0ca3);
  color: white;
  padding: 50px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.login-left::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.login-left::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -30px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.07);
}

.login-brand {
  margin-bottom: 40px;
}

.login-brand h1 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 10px;
}

.login-brand p {
  font-size: 15px;
  opacity: 0.9;
  line-height: 1.6;
}

.features {
  margin-top: 30px;
}

.features li {
  list-style: none;
  margin-bottom: 18px;
  display: flex;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.5;
}

.features li::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: #4cc9f0;
  border-radius: 50%;
  margin-right: 12px;
  margin-top: 8px;
  flex-shrink: 0;
}

.login-right {
  width: 380px;
  padding: 50px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: white;
  position: relative;
}

.login-form-header {
  text-align: center;
  margin-bottom: 35px;
}

.login-logo {
  width: 70px;
  height: 70px;
  margin: 0 auto 15px;
  background: linear-gradient(135deg, #4361ee, #3a0ca3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 28px;
  font-weight: bold;
}

.login-form-header h2 {
  font-size: 24px;
  color: #333;
  font-weight: 600;
  margin-bottom: 8px;
}

.login-form-header p {
  color: #777;
  font-size: 14px;
}

.form-group {
  margin-bottom: 22px;
  position: relative;
}

.form-control {
  width: 100%;
  padding: 14px 16px 14px 45px;
  border: 1px solid #e1e5e9;
  border-radius: 8px;
  font-size: 15px;
  transition: all 0.3s ease;
  outline: none;
  background: #f8f9fa;
}

.form-control:focus {
  border-color: #4361ee;
  background: white;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.form-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #7b8793;
  font-size: 18px;
}



.login-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #4361ee, #3a0ca3);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(67, 97, 238, 0.2);
  position: relative;
  overflow: hidden;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(67, 97, 238, 0.3);
}

.login-btn:active {
  transform: translateY(0);
}

/* 装饰元素 */
.decoration {
  position: absolute;
  z-index: 1;
}

.decoration.circle {
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(67, 97, 238, 0.1), rgba(58, 12, 163, 0.1));
}

.decoration.circle-1 {
  width: 300px;
  height: 300px;
  top: -150px;
  right: -150px;
}

.decoration.circle-2 {
  width: 200px;
  height: 200px;
  bottom: -100px;
  left: -100px;
}

.decoration.square {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(67, 97, 238, 0.05), rgba(58, 12, 163, 0.05));
  border-radius: 12px;
  transform: rotate(30deg);
}

.decoration.square-1 {
  top: 40px;
  right: 40px;
}

.decoration.square-2 {
  bottom: 60px;
  left: 60px;
  width: 40px;
  height: 40px;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .login-wrapper {
    max-width: 90%;
    height: auto;
    flex-direction: column;
  }
  
  .login-left, .login-right {
    width: 100%;
  }
  
  .login-left {
    padding: 40px 30px;
  }
  
  .login-right {
    padding: 40px 30px;
  }
  
  .login-brand h1 {
    font-size: 24px;
  }
  
  .login-form-header h2 {
    font-size: 22px;
  }
}

@media (max-width: 576px) {
  .login-container {
    padding: 15px;
  }
  
  .login-wrapper {
    max-width: 100%;
    border-radius: 12px;
  }
  
  .login-left, .login-right {
    padding: 30px 20px;
  }
  
  .login-brand h1 {
    font-size: 22px;
  }
  
  .login-form-header h2 {
    font-size: 20px;
  }
  
  .form-control {
    padding: 12px 14px 12px 40px;
  }
  
  .form-icon {
    left: 14px;
    font-size: 16px;
  }
  
  
}