@import url('https://fonts.cdnfonts.com/css/koodak');

/* reset */
* { margin:0; padding:0; box-sizing:border-box; }
body {
  margin: 0;
  padding: 0;
  font-family: 'Koodak', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--background-primary);
  min-height: 100vh;
}

/* theme vars */
:root {
  --primary-color: #4881f4;
  --primary-hover: #3367d6;
  --secondary-color: #6c757d;
  --secondary-hover: #5c636a;
  --success-color: #34a853;
  --success-hover: #2d8f47;
  --error-color: #dc3545;
  --warning-color: #ffc107;
  --info-color: #17a2b8;

  --background-primary: background: linear-gradient(180deg, #35B4E7 0%, #5EC0FF 100%), linear-gradient(180deg, #35B4E7 0%, #1C9BEC 100%), linear-gradient(180deg, #35B4E7 0%, #5EC0FF 100%);;
  --background-secondary: #f9f9f9;
  --background-card: #ffffff;
  --background-gradient: background: linear-gradient(180deg, #35B4E7 0%, #5EC0FF 100%), linear-gradient(180deg, #35B4E7 0%, #1C9BEC 100%), linear-gradient(180deg, #35B4E7 0%, #5EC0FF 100%);;

  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --text-white: #ffffff;

  --border-color: #e5e7eb;
  --border-focus: var(--primary-color);

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 25px rgba(0,0,0,0.2);
  --shadow-card: 0 2px 4px rgba(0,0,0,0.1);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 25px;
  --radius-full: 50px;

  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 40px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* RTL support */
[dir="rtl"] {
  font-family: 'Koodak','Tahoma',Arial,sans-serif;
}

[dir="rtl"] body {
  font-family: 'Koodak','Tahoma',Arial,sans-serif;
}

/* Base Button System */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border: none;
  margin-bottom: 20px;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: var(--font-size-md);
  cursor: pointer;
  text-decoration: none;
  outline: none;
  overflow: hidden;
  transition: all var(--transition-normal);
  white-space: nowrap;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.2);
  opacity: 0;
  pointer-events: none;
}

.btn:hover::before {
  opacity: 1;
}

.btn:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
  box-shadow: 0 0 0 2px rgba(72, 129, 244, 0.3);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  background: linear-gradient(180deg, #4881F4 0%, #4881F4 100%), linear-gradient(180deg, #4881F4 0%, #0054FC 100%);
  box-shadow: 0 8px 0 -0.5px #3162C3;
  transition:
    box-shadow 0.18s cubic-bezier(0.4,0,0.2,1),
    transform 0.18s cubic-bezier(0.4,0,0.2,1),
    background 0.18s cubic-bezier(0.4,0,0.2,1);
}

.btn:disabled::before {
  display: none;
}

/* Button Sizes */
.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  min-width: 80px;
  min-height: 36px;
}

.btn-md {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-md);
  min-width: 120px;
  min-height: 44px;
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: var(--font-size-lg);
  min-width: 140px;
  min-height: 52px;
}

/* Button Variants */
.btn-primary {
  border-radius: 14px;
  border: 2px solid #3162C3;
  background: linear-gradient(180deg, #4881F4 0%, #4881F4 100%), linear-gradient(180deg, #4881F4 0%, #0054FC 100%);
  box-shadow: 0 8px 0 -0.5px #3162C3;
  color: white;
  transition:
    box-shadow 0.18s cubic-bezier(0.4,0,0.2,1),
    transform 0.18s cubic-bezier(0.4,0,0.2,1),
    background 0.18s cubic-bezier(0.4,0,0.2,1);
}

.btn-primary:active {
  box-shadow: 0 2px 0 -0.5px #3162C3;
  transform: scale(0.97) translateY(2px);
}

.btn-primary:not(:active) {
  box-shadow: 0 8px 0 -0.5px #3162C3;
  transform: none;
}

.btn-secondary {
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 8px 0 -0.5px #CECFD1;
}

.btn-secondary:hover:not(:disabled) {
  background: #f0f0f0;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-success, 
.btn-guest {
  background: var(--success-color);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-success:hover:not(:disabled),
.btn-guest:hover:not(:disabled) {
  background: var(--success-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
  background: var(--primary-color);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--primary-color);
}

.btn-ghost:hover:not(:disabled) {
  background: rgba(72, 129, 244, 0.1);
}

/* Loading State */
.btn-loading {
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Input Group System */
.input-group {
  position: relative;
  display: flex;
  flex-direction: column;
  margin-bottom: var(--spacing-md);
}

.input-group.input-group-sm {
  margin-bottom: var(--spacing-sm);
}

.input-group.input-group-lg {
  margin-bottom: var(--spacing-lg);
}

/* Form Input Base */
.form-input {
  width: 100%;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  background: var(--background-secondary);
  transition: all var(--transition-normal);
  outline: none;
  color: var(--text-primary);
}

.form-input:focus {
  border-color: var(--border-focus);
  background: var(--background-card);
  box-shadow: 0 0 0 3px rgba(72, 129, 244, 0.1);
  transform: translateY(-1px);
}

.form-input::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

/* RTL/LTR Input Handling */
[dir="rtl"] .form-input {
  text-align: right;
  direction: rtl;
}

[dir="ltr"] .form-input {
  text-align: left;
  direction: ltr;
}

/* Input Sizes */
.input-group-sm .form-input {
  padding: 10px 40px 10px 15px;
  font-size: var(--font-size-sm);
}

.input-group-md .form-input {
  padding: 12px 45px 12px 18px;
  font-size: var(--font-size-md);
}

.input-group-lg .form-input {
  padding: 15px 50px 15px 20px;
  font-size: var(--font-size-lg);
}

/* RTL adjustments for input padding */
[dir="rtl"] .input-group-sm .form-input {
  padding: 10px 15px 10px 40px;
}

[dir="rtl"] .input-group-md .form-input {
  padding: 12px 18px 12px 45px;
}

[dir="rtl"] .input-group-lg .form-input {
  padding: 15px 20px 15px 50px;
}

/* Input Icons */
.input-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  pointer-events: none;
  z-index: 2;
}

.input-icon-left {
  left: var(--spacing-md);
}

.input-icon-right {
  right: var(--spacing-md);
}

/* RTL icon positioning */
[dir="rtl"] .input-icon-right {
  right: auto;
  left: var(--spacing-md);
}

[dir="rtl"] .input-icon-left {
  left: auto;
  right: var(--spacing-md);
}

/* Input States */
.input-group.input-error .form-input {
  border-color: var(--error-color);
  background: #fff5f5;
}

.input-group.input-error .input-icon {
  color: var(--error-color);
}

.input-group.input-success .form-input {
  border-color: var(--success-color);
  background: #f8fff9;
}

.input-group.input-success .input-icon {
  color: var(--success-color);
}

/* Error Messages */
.error-message {
  color: var(--error-color);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
  font-weight: 500;
}

.error-messages {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--radius-md);
  text-align: right;
}

.error {
  color: var(--error-color);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-xs);
}

.error:last-child {
  margin-bottom: 0;
}

/* Language Switcher */
.language-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.language-select {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--background-card);
  font-size: var(--font-size-sm);
  cursor: pointer;
  outline: none;
  transition: all var(--transition-normal);
}

.language-select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px rgba(72, 129, 244, 0.2);
}

.language-icon {
  color: var(--text-secondary);
  font-size: var(--font-size-md);
}

/* Alert System */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.alert-success {
  background: #d4edda;
  color: #155724;
  border-color: #c3e6cb;
}

.alert-error,
.alert-danger {
  background: #f8d7da;
  color: #721c24;
  border-color: #f5c6cb;
}

.alert-warning {
  background: #fff3cd;
  color: #856404;
  border-color: #ffeaa7;
}

.alert-info {
  background: #d1ecf1;
  color: #0c5460;
  border-color: #bee5eb;
}

/* Enhanced Toast System */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-width: 400px;
  width: 100%;
}

[dir="rtl"] .toast-container {
  right: auto;
  left: var(--spacing-lg);
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--background-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  transform: translateX(100%);
  opacity: 0;
  transition: all var(--transition-normal);
  max-width: 100%;
  word-wrap: break-word;
}

[dir="rtl"] .toast {
  transform: translateX(-100%);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast.success {
  border-left: 4px solid var(--success-color);
}

[dir="rtl"] .toast.success {
  border-left: none;
  border-right: 4px solid var(--success-color);
}

.toast.error {
  border-left: 4px solid var(--error-color);
}

[dir="rtl"] .toast.error {
  border-left: none;
  border-right: 4px solid var(--error-color);
}

.toast.warning {
  border-left: 4px solid var(--warning-color);
}

[dir="rtl"] .toast.warning {
  border-left: none;
  border-right: 4px solid var(--warning-color);
}

.toast.info {
  border-left: 4px solid var(--info-color);
}

[dir="rtl"] .toast.info {
  border-left: none;
  border-right: 4px solid var(--info-color);
}

.toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  flex-shrink: 0;
}

.toast.success .toast-icon {
  background: var(--success-color);
  color: white;
}

.toast.error .toast-icon {
  background: var(--error-color);
  color: white;
}

.toast.warning .toast-icon {
  background: var(--warning-color);
  color: white;
}

.toast.info .toast-icon {
  background: var(--info-color);
  color: white;
}

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.toast-message {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.4;
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--font-size-lg);
  padding: 0;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.toast-close:hover {
  background: rgba(0, 0, 0, 0.1);
  color: var(--text-primary);
}

/* Option Buttons (from onboarding.css) */
.option-btn {
  flex: 1;
  padding: 20px 16px;
  background: #ffffff;
  color: #374151;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Default state nails - light gray */
.option-btn::before {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid #d1d5db;
  top: 8px;
  right: 8px;
  box-shadow: 0 0 2px rgba(0, 0, 0, 0.1),
    inset 0 1px 1px rgba(255, 255, 255, 0.5);
}

.option-btn::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid #d1d5db;
  bottom: 8px;
  left: 8px;
  box-shadow: 0 0 2px rgba(0, 0, 0, 0.1),
    inset 0 1px 1px rgba(255, 255, 255, 0.5);
}

.option-btn:hover {
  background: #f9fafb;
  border-color: #d1d5db;
  transform: translateY(-1px);
}

.option-btn.selected {
  background: #ffffff;
  color: #4881f4;
  border-color: #4881f4;
  transform: translateY(-1px);
  position: relative;
}

/* Selected state nails - blue */
.option-btn.selected::before {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid #4881f4;
  top: 8px;
  right: 8px;
  box-shadow: 0 0 2px rgba(72, 129, 244, 0.3),
    inset 0 1px 1px rgba(255, 255, 255, 0.5);
}

.option-btn.selected::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid #4881f4;
  bottom: 8px;
  left: 8px;
  box-shadow: 0 0 2px rgba(72, 129, 244, 0.3),
    inset 0 1px 1px rgba(255, 255, 255, 0.5);
}

.option-btn.selected:hover {
  background: #f8faff;
  border-color: #4881f4;
  color: #4881f4;
}

/* Onboarding specific styles */
.learning-options {
  margin: 32px 0 40px;
  width: 100%;
}

.option-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.option-row:last-child {
  margin-bottom: 0;
}

.navigation-buttons {
  margin-top: 48px;
  display: flex;
  gap: 16px;
  width: 100%;
}

.age-options {
  margin: 32px 0 40px;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 16px;
}

.option-btn--age {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.age-label {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
}

.age-range {
  font-size: 14px;
  font-weight: 400;
  opacity: 0.8;
}

/* Hide step content */
.step-content.hidden {
  display: none;
}

/* Animation for form elements */
.input-group {
  animation: slideUp 0.6s ease;
  animation-fill-mode: both;
}

.input-group:nth-child(1) {
  animation-delay: 0.1s;
}
.input-group:nth-child(2) {
  animation-delay: 0.2s;
}
.input-group:nth-child(3) {
  animation-delay: 0.3s;
}

.learning-options {
  animation: slideUp 0.6s ease 0.2s both;
}

.navigation-buttons {
  animation: slideUp 0.6s ease 0.4s both;
}

/* Animation Utilities */
.fade-in {
  animation: fadeIn var(--transition-normal) ease-out;
}

.slide-up {
  animation: slideUp var(--transition-normal) ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .toast-container {
    top: var(--spacing-md);
    right: var(--spacing-md);
    left: var(--spacing-md);
    max-width: none;
  }
  
  .toast {
    margin: 0;
  }
  
  .btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-width: 60px;
  }
  
  .btn-md {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-md);
    min-width: 100px;
  }
  
  .btn-lg {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-lg);
    min-width: 120px;
  }
  
  .option-row {
    flex-direction: column;
    gap: 12px;
  }

  .option-btn {
    width: 100%;
    min-height: 50px;
    font-size: 15px;
    padding: 16px;
  }
  
}

@media (max-width: 480px) {
  .input-group-sm .form-input,
  [dir="rtl"] .input-group-sm .form-input {
    padding: 8px 35px 8px 12px;
    font-size: var(--font-size-sm);
  }
  
  .input-group-md .form-input,
  [dir="rtl"] .input-group-md .form-input {
    padding: 10px 40px 10px 15px;
    font-size: var(--font-size-md);
  }
  
  .input-group-lg .form-input,
  [dir="rtl"] .input-group-lg .form-input {
    padding: 12px 45px 12px 18px;
    font-size: var(--font-size-lg);
  }
  
  .toast-container {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
  }

  .toast {
    padding: 14px 16px;
    font-size: 13px;
  }

  .toast-icon {
    width: 20px;
    height: 20px;
    font-size: 12px;
  }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus improvements for keyboard navigation */
.btn:focus-visible,
.form-input:focus-visible,
.language-select:focus-visible,
.option-btn:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .btn {
    border: 2px solid;
  }
  
  .form-input {
    border-width: 2px;
  }
  
  .toast {
    border-width: 2px;
  }
  
  .option-btn {
    border-width: 2px;
  }
}

.close-section {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 56px;
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border: 2.5px solid #FFF;
  background: #FDD542;
  box-shadow: 0 -3px 9px 0 rgba(225, 123, 16, 0.61) inset;
}