// Import Sass color module
@use 'sass:color';

// Variables
$primary-color: #2271b1;
$secondary-color: #50575e;
$success-color: #46b450;
$warning-color: #ffb900;
$danger-color: #dc3232;
$light-bg: #f0f0f1;
$dark-bg: #23282d;
$border-color: #dcdcde;
$text-color: #3c434a;
$white: #ffffff;

// Mixins
@mixin card-shadow {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

@mixin transition($property: all) {
  transition: $property 0.2s ease;
}

// Base Styles
.roadmap-app {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: $text-color;
  line-height: 1.6;
  
  * {
    box-sizing: border-box;
  }
}

.roadmap-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

// Typography
.roadmap-title {
  font-size: 24px;
  font-weight: 600;
  margin: 0 0 20px;
}

.roadmap-subtitle {
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 15px;
}

// Buttons
.roadmap-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  @include transition();
  
  &:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }
  
  &-primary {
    background: $primary-color;
    color: $white;
    border-color: $primary-color;
    
    &:hover:not(:disabled) {
      background: color.adjust($primary-color, $lightness: -10%);
      border-color: color.adjust($primary-color, $lightness: -10%);
    }
  }
  
  &-secondary {
    background: $white;
    color: $text-color;
    border-color: $border-color;
    
    &:hover:not(:disabled) {
      background: $light-bg;
    }
  }
  
  &-success {
    background: $success-color;
    color: $white;
    border-color: $success-color;
    
    &:hover:not(:disabled) {
      background: color.adjust($success-color, $lightness: -10%);
    }
  }
  
  &-danger {
    background: $danger-color;
    color: $white;
    border-color: $danger-color;
    
    &:hover:not(:disabled) {
      background: color.adjust($danger-color, $lightness: -10%);
    }
  }
  
  &-sm {
    padding: 4px 12px;
    font-size: 13px;
  }
  
  &-icon {
    padding: 8px;
    
    &.roadmap-btn-sm {
      padding: 4px;
    }
  }
}

// Forms
.roadmap-form {
  &-group {
    margin-bottom: 20px;
  }
  
  &-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    font-size: 14px;
  }
  
  &-control {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    line-height: 1.5;
    color: $text-color;
    background: $white;
    border: 1px solid $border-color;
    border-radius: 4px;
    @include transition(border-color);
    
    &:focus {
      outline: none;
      border-color: $primary-color;
      box-shadow: 0 0 0 1px $primary-color;
    }
    
    &:disabled {
      background: $light-bg;
      cursor: not-allowed;
    }
  }
  
  &-help {
    margin-top: 5px;
    font-size: 13px;
    color: $secondary-color;
  }
}

// Loading
.roadmap-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: $secondary-color;
  
  p {
    margin-top: 20px;
    font-size: 16px;
  }
}

// Error
.roadmap-error {
  text-align: center;
  padding: 40px 20px;
  background: color.adjust($danger-color, $lightness: 45%);
  border: 1px solid color.adjust($danger-color, $lightness: 30%);
  border-radius: 4px;
  color: $danger-color;
  
  p {
    margin: 0 0 20px;
  }
}

// Empty State
.roadmap-empty {
  text-align: center;
  padding: 60px 20px;
  color: $secondary-color;
  
  p {
    margin: 0 0 20px;
    font-size: 16px;
  }
}

// Cards
.roadmap-card {
  background: $white;
  border: 1px solid $border-color;
  border-radius: 4px;
  padding: 20px;
  @include card-shadow();
  @include transition();
  
  &:hover {
    @include card-shadow();
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  }
}

// Grid
.roadmap-grid {
  display: grid;
  gap: 20px;
  
  &-cols-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  &-cols-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  &-cols-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

// Badges
.roadmap-badge {
  display: inline-block;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  border-radius: 3px;
  
  &-primary {
    background: color.adjust($primary-color, $lightness: 40%);
    color: color.adjust($primary-color, $lightness: -10%);
  }
  
  &-success {
    background: color.adjust($success-color, $lightness: 40%);
    color: color.adjust($success-color, $lightness: -10%);
  }
  
  &-warning {
    background: color.adjust($warning-color, $lightness: 30%);
    color: color.adjust($warning-color, $lightness: -20%);
  }
  
  &-danger {
    background: color.adjust($danger-color, $lightness: 40%);
    color: color.adjust($danger-color, $lightness: -10%);
  }
}

// Modal
.roadmap-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  
  &-dialog {
    background: $white;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    @include card-shadow();
  }
  
  &-header {
    padding: 20px;
    border-bottom: 1px solid $border-color;
    display: flex;
    align-items: center;
    justify-content: space-between;
    
    h3 {
      margin: 0;
      font-size: 18px;
      font-weight: 600;
    }
  }
  
  &-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
  }
  
  &-footer {
    padding: 20px;
    border-top: 1px solid $border-color;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
  }
}

// Icons
.roadmap-icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  fill: currentColor;
  
  &-sm {
    width: 16px;
    height: 16px;
  }
  
  &-lg {
    width: 24px;
    height: 24px;
  }
}

// Dark Mode
.roadmap-dark {
  background: $dark-bg;
  color: #e2e4e7;
  
  .roadmap-card,
  .roadmap-modal-dialog {
    background: color.adjust($dark-bg, $lightness: 5%);
    border-color: color.adjust($dark-bg, $lightness: 10%);
    color: #e2e4e7;
  }
  
  .roadmap-form-control {
    background: color.adjust($dark-bg, $lightness: 10%);
    border-color: color.adjust($dark-bg, $lightness: 15%);
    color: #e2e4e7;
    
    &:focus {
      border-color: $primary-color;
    }
  }
  
  .roadmap-btn-secondary {
    background: color.adjust($dark-bg, $lightness: 10%);
    border-color: color.adjust($dark-bg, $lightness: 15%);
    color: #e2e4e7;
    
    &:hover:not(:disabled) {
      background: color.adjust($dark-bg, $lightness: 15%);
    }
  }
}

// Checkbox Group
.roadmap-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.roadmap-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  
  input[type="checkbox"] {
    cursor: pointer;
  }
  
  &:hover {
    color: $primary-color;
  }
}

// Responsive
@media (max-width: 768px) {
  .roadmap-container {
    padding: 10px;
  }
  
  .roadmap-grid {
    &-cols-2,
    &-cols-3,
    &-cols-4 {
      grid-template-columns: 1fr;
    }
  }
  
  .roadmap-modal-dialog {
    width: 95%;
    margin: 10px;
  }
}