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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.login-container {
  background: white;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  max-width: 900px;
  width: 100%;
  display: flex;
  min-height: 500px;
}

.login-left {
  flex: 1;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 60px 40px;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-left h1 {
  font-size: 32px;
  margin-bottom: 20px;
}

.login-left p {
  font-size: 16px;
  line-height: 1.6;
  opacity: 0.9;
}

.login-right {
  flex: 1;
  padding: 60px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

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

.login-header h2 {
  font-size: 28px;
  color: #333;
  margin-bottom: 10px;
}

.login-header p {
  color: #666;
  font-size: 14px;
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: #333;
  font-weight: 500;
  font-size: 14px;
}

.form-group input {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  transition: all 0.3s;
}

.form-group input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.password-container {
  position: relative;
}

.toggle-password {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  color: #666;
  font-size: 14px;
  user-select: none;
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

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

.error-message {
  background: #fee;
  color: #c33;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  display: none;
}

.user-type {
  margin-bottom: 25px;
}

.user-type label {
  display: block;
  margin-bottom: 10px;
  color: #333;
  font-weight: 500;
  font-size: 14px;
}

.radio-group {
  display: flex;
  gap: 20px;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.radio-option input[type="radio"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.radio-option span {
  color: #666;
  font-size: 14px;
}

@media (max-width: 768px) {
  .login-container {
    flex-direction: column;
  }

  .login-left {
    padding: 40px 30px;
  }

  .login-right {
    padding: 40px 30px;
  }
}