@media (max-width: 480px) {
  .auth-box {
    padding: 20px;
  }

  .main-title {
    font-size: 2rem;
  }
}

.landing-container {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #f8f9fa;
  padding: 20px;
}

.auth-box {
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 480px;
}

.main-title {
  text-align: center;
  color: #2c3e50;
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 30px;
}

/* Tab Styles */
.tabs {
  display: flex;
  margin-bottom: 30px;
  border-bottom: 2px solid #eee;
}

.tab-button {
  flex: 1;
  padding: 15px;
  border: none;
  background: none;
  font-size: 1.1rem;
  color: #666;
  cursor: pointer;
  transition: all 0.3s;
}

.tab-button.active {
  color: #0366d6;
  border-bottom: 2px solid #0366d6;
  margin-bottom: -2px;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Form Styles */
.form-group {
  margin-bottom: 25px;
}

.centered-form-group {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.form-group label, .centered-label {
  display: block;
  margin-bottom: 8px;
  color: #2c3e50;
  text-align: center;
}

.form-group input {
  width: 100%;
  max-width: 300px;
  padding: 12px;
  border: 1px solid #e1e4e8;
  border-radius: 6px;
  font-size: 1.1rem;
  transition: border-color 0.3s;
  margin: 0 auto;
  display: block;
}

.form-group input:focus {
  border-color: #0366d6;
  outline: none;
}

.submit-button, .generate-button {
  width: 100%;
  max-width: 300px;
  padding: 12px;
  border: none;
  border-radius: 6px;
  background-color: #0366d6;
  color: white;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background-color 0.3s;
  margin: 0 auto;
  display: block;
}

.submit-button:hover, .generate-button:hover {
  background-color: #0256b9;
}

/* Info and Message Styles */
.info-text {
  text-align: center;
  margin-bottom: 25px;
}

.generated-code {
  margin-top: 30px;
  text-align: center;
  padding: 20px;
  background-color: #f8f9fa;
  border-radius: 6px;
}

.code-display {
  font-size: 2rem;
  font-weight: bold;
  color: #2c3e50;
  margin: 15px 0;
  letter-spacing: 2px;
}

.error-message {
  color: #e74c3c;
  margin-bottom: 15px;
  padding: 10px;
  background-color: #fdf0f0;
  border-radius: 4px;
}