.login-container {
  background: white;
  padding: 50px 40px;
  border-radius: 16px;
  width: 90%;
  max-width: 400px;
  margin: 80px auto;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.login-container h2 {
  margin-bottom: 40px;
  color: #1a1a1a;
  text-align: center;
  font-size: 26px;
  font-weight: 700;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 10px;
  color: #1a1a1a;
  font-weight: 600;
  font-size: 14px;
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  background: #f7f7f7;
  border: 2px solid transparent;
  border-radius: 10px;
  font-size: 15px;
  color: #1a1a1a;
  transition: all 0.2s ease;
}

.form-group input:focus {
  outline: none;
  background: white;
  border-color: #01F3EA;
  box-shadow: 0 0 0 3px rgba(1, 243, 234, 0.1);
}

.login-button {
  width: 100%;
  padding: 16px;
  background: #01F3EA;
  color: #1a1a1a;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  transition: all 0.2s ease;
}

.login-button:hover {
  background: #00d4cc;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(1, 243, 234, 0.3);
}

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

.error-message {
  color: #ff4757;
  margin-bottom: 20px;
  text-align: center;
  padding: 12px;
  background: #fff5f5;
  border: 1px solid #ffdddd;
  border-radius: 8px;
  display: none;
  font-size: 14px;
}

.error-message.show {
  display: block;
}

.back-link {
  display: block;
  text-align: center;
  margin-top: 24px;
  color: #666;
  text-decoration: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: #01F3EA;
}