/* CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* CSS Variables */
:root {
  /* Colors */
  --color-primary: #000000;
  --color-secondary: #666666;
  --color-background: #ffffff;
  --color-border: #e5e5e5;
  --color-error: #ff3b30;

  /* Typography */
  --font-primary: 'Alliance No.1', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'Alliance No.2', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
html {
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
}

body {
  font-family: var(--font-primary);
  color: var(--color-primary);
  background-color: var(--color-background);
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Main Container */
.onboarding-container {
  min-height: 100vh;
  width: 100%;
  max-width: 100vw;
  position: relative;
  overflow: hidden;
}

/* Progress Bar */
.progress-container {
  position: fixed;
  top: var(--spacing-xl);
  left: 0;
  right: 0;
  padding: 0 var(--spacing-xxl);
  z-index: 10;
}

.progress-bar {
  width: 100%;
  height: 4px;
  background-color: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
}

/* A10x Icon */
.a10x-icon {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 80px; /* Increased from 60px */
  height: 80px; /* Increased from 60px */
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.a10x-icon:hover {
  opacity: 1;
}

/* Form Container */
.form-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--spacing-xxl);
  max-width: 800px;
  margin-left: 10%;
  width: 90%; /* Added to control max width */
}

/* Form Steps */
.form-step {
  width: 100%;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
  display: none;
}

.form-step.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Question Styles */
.question {
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  display: inline-flex;
  align-items: baseline;
  flex-wrap: nowrap;
  max-width: 100%;
  word-break: break-word;
  gap: var(--spacing-sm);
}

.question-number {
  opacity: 0.5;
  font-size: 0.9em;
  white-space: nowrap;
}

.question-description {
  font-size: 1.2rem;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-xl);
  margin-left: calc(var(--spacing-md) + 1.5ch);
}

/* Input Styles */
.form-input-container {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.form-input {
  width: 100%;
  border: none;
  border-bottom: 2px solid var(--color-border);
  padding: var(--spacing-sm) 0;
  font-size: 1.25rem;
  background: transparent;
  transition: all var(--transition-slow);
  resize: none;
  overflow: hidden;
  height: auto;
  line-height: 1.5;
  margin-bottom: 0; /* Remove margin from input */
}

/* Adjust textarea height for single line */
textarea.form-input {
  height: 1.5em; /* Force single line height */
  padding-top: 0;
  padding-bottom: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-input.error {
  border-color: var(--color-error);
  margin-bottom: 0;
  animation: shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

.form-input.filled {
  border-color: var(--color-primary);
}

/* Dropdown Styles */
.form-select {
  width: 100%;
  border: none;
  border-bottom: 2px solid var(--color-border);
  padding: var(--spacing-md) 0;
  font-size: 1.25rem;
  background: transparent;
  transition: all var(--transition-slow);
  margin-bottom: var(--spacing-xl);
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right center;
  background-size: 1.5em;
  padding-right: 1.5em;
}

.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* Button Container */
.button-group {
  margin-top: var(--spacing-xl); /* Increased margin to account for error messages */
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--spacing-md);
}

/* Button Styles */
.btn {
  font-family: var(--font-primary);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  background: none;
}

.btn-back {
  color: var(--color-primary);
  opacity: 0.6;
}

.btn-back:hover {
  opacity: 1;
}

.btn-next {
  background: var(--color-primary);
  color: white;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.btn-next:hover {
  opacity: 0.9;
}

.btn-next::after {
  content: '↵';
  font-size: 1.2em;
}

/* List Styles */
.bullet-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-xl);
  margin-left: calc(var(--spacing-md) + 1.5ch);
}

.bullet-list li {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.bullet-list li::before {
  content: '•';
  margin-right: var(--spacing-md);
  color: var(--color-primary);
  font-size: 1.5em;
  opacity: 0.5;
}

/* Error Message */
.error-message {
  color: var(--color-error);
  font-size: 0.9rem;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--spacing-xs);
  opacity: 0;
  transform: translateY(-5px);
  transition: all var(--transition-normal);
}

.error-message.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Animations */
@keyframes shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

@keyframes slideInFromBottom {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideOutToTop {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-30px);
  }
}

.slide-in {
  animation: slideInFromBottom var(--transition-slow) forwards;
}

.slide-out {
  animation: slideOutToTop var(--transition-slow) forwards;
}

/* Welcome Screen */
.welcome-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.welcome-screen.active {
  opacity: 1;
  visibility: visible;
}

.welcome-content {
  text-align: center;
  max-width: 800px;
  padding: var(--spacing-xl);
  opacity: 0;
  transform: translateY(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xl);
}

.welcome-screen.active .welcome-content {
  animation: welcomeContentIn 1s ease forwards;
}

.welcome-title {
  font-family: var(--font-secondary);
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUpIn 0.8s ease forwards;
  animation-delay: 0.3s;
  line-height: 1.2;
}

.welcome-text {
  font-size: 1.5rem;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUpIn 0.8s ease forwards;
  animation-delay: 0.6s;
}

.btn-start {
  background: var(--color-primary);
  color: white;
  border-radius: 4px;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.25rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUpIn 0.8s ease forwards;
  animation-delay: 0.9s;
  margin-bottom: var(--spacing-xxl);
}

.welcome-logo {
  width: 100px;
  height: 100px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUpIn 0.8s ease forwards;
  animation-delay: 1.2s;
  margin-top: auto;
}

/* Welcome Screen Animations */
@keyframes welcomeContentIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Hide form container initially */
.form-container {
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.form-container.active {
  opacity: 1;
  visibility: visible;
}

/* Hide progress bar initially */
.progress-container {
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.progress-container.active {
  opacity: 1;
  visibility: visible;
}

/* Thank You Screen */
.thank-you-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.thank-you-content {
  text-align: center;
  max-width: 800px;
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: var(--spacing-xl);
}

/* Loading and Success Animations */
.loading-spinner,
.success-checkmark {
  width: 50px;
  height: 50px;
  margin-bottom: var(--spacing-xl);
}

.loading-spinner {
  border: 3px solid var(--color-border);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 1s linear infinite;
}

.success-checkmark {
  display: none;
  font-size: 40px;
  line-height: 50px;
  text-align: center;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.3s ease-out;
}

.success-checkmark.active {
  display: block;
  opacity: 1;
  transform: scale(1);
}

@keyframes pop-in {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.thank-you-title {
  font-family: var(--font-secondary);
  font-size: 4rem;
  line-height: 1.2;
  margin: var(--spacing-xl) 0;
}

.thank-you-text {
  font-size: 1.5rem;
  color: var(--color-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
}

.thank-you-logo {
  width: 100px;
  height: 100px;
  margin: var(--spacing-xxl) 0;
}

.copyright {
  font-size: 0.9rem;
  color: var(--color-secondary);
  margin-top: auto;
  padding-bottom: var(--spacing-xl);
}

/* Transitions */
.onboarding-container,
.form-container,
.progress-container {
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .form-container {
    margin-left: var(--spacing-md);
    padding: var(--spacing-lg);
  }

  .question {
    font-size: 2rem;
    line-height: 1.3;
    text-align: left;
    max-width: 100%;
    gap: var(--spacing-sm);
  }

  .form-input-container {
    max-width: 100%;
  }

  .form-input {
    font-size: 1.1rem;
  }

  .thank-you-title {
    font-size: 3rem;
  }

  .thank-you-text {
    font-size: 1.25rem;
    padding: 0 var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .form-container {
    margin-left: var(--spacing-sm);
    padding: var(--spacing-md);
  }

  .question {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    white-space: normal;
    word-wrap: break-word;
    gap: var(--spacing-xs);
  }

  .question-number {
    font-size: 0.9em;
  }

  .form-input {
    font-size: 1rem;
  }

  .thank-you-title {
    font-size: 2.5rem;
  }

  .thank-you-text {
    font-size: 1.1rem;
  }

  .thank-you-content {
    padding: var(--spacing-md);
  }

  .button-group {
    margin-top: var(--spacing-lg);
  }
} 

/* Responsive adjustments for welcome screen */
@media (max-width: 768px) {
  .welcome-title {
    font-size: 3rem;
  }

  .welcome-text {
    font-size: 1.25rem;
  }

  .btn-start {
    font-size: 1.1rem;
  }

  .welcome-logo {
    width: 80px;
    height: 80px;
  }
} 

@media (max-width: 480px) {
  .welcome-title {
    font-size: 2.5rem;
  }

  .welcome-text {
    font-size: 1.1rem;
  }

  .welcome-logo {
    width: 60px;
    height: 60px;
  }
} 

/* Responsive adjustments for thank you screen */
@media (max-width: 768px) {
  .thank-you-title {
    font-size: 3rem;
  }

  .thank-you-text {
    font-size: 1.25rem;
  }

  .thank-you-logo {
    width: 80px;
    height: 80px;
  }
}

@media (max-width: 480px) {
  .thank-you-title {
    font-size: 2.5rem;
  }

  .thank-you-text {
    font-size: 1.1rem;
  }

  .thank-you-logo {
    width: 60px;
    height: 60px;
  }
}