/**
 * Neurlyn Consolidated CSS
 * Consolidates: neurlyn.css, neurlyn-refinements.css, assessment-layout-fix.css
 * Core styles for the Neurlyn assessment platform
 */

/* === CORE VARIABLES AND RESETS === */
:root {
  /* Softer, more gentle sage green palette */
  --sage-primary: #7fa68a;
  --sage-secondary: #9cb4a4;
  --sage-light: #b5c8bc;
  --sage-lighter: #d4e0d7;
  --sage-lightest: #e8f0ea;
  --sage-dark: #6b8e78;
  --sage-accent: #8fa99a;

  /* Add numbered sage variables for compatibility */
  --sage-50: #f3f7f4;
  --sage-400: #8bb69d;
  --sage-500: #6c9e83;
  --sage-600: #548069;

  /* Soft selection colors */
  --sage-selection: rgba(127, 166, 138, 0.15);
  --sage-highlight: rgba(127, 166, 138, 0.25);
  --sage-focus: rgba(127, 166, 138, 0.35);

  --text-primary: #2c3e35;
  --text-secondary: #5a6b60;
  --text-muted: #7a8a80;

  --background-primary: #fdfffe;
  --background-secondary: #f8faf9;
  --background-accent: #f2f5f3;
  --background-soft: #eef2ef;

  --border-color: #e2e8e4;
  --border-light: #edf1ee;
  --border-radius: 0.625rem;
  --border-radius-sm: 0.375rem;
  --border-radius-lg: 0.875rem;

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 8px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 20px -3px rgba(0, 0, 0, 0.08);
  --shadow-soft: 0 2px 8px 0 rgba(127, 166, 138, 0.12);

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

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family:
    'Inter',
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Selection colors */
::selection {
  background: var(--sage-selection);
  color: var(--sage-dark);
}

::-moz-selection {
  background: var(--sage-selection);
  color: var(--sage-dark);
}

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.5rem;
}
h4 {
  font-size: 1.25rem;
}
h5 {
  font-size: 1.125rem;
}
h6 {
  font-size: 1rem;
}

p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

/* === LAYOUT COMPONENTS === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.section {
  padding: 4rem 0;
}

.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.flex {
  display: flex;
  gap: 1rem;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  font-size: 1rem;
  line-height: 1;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--sage-primary);
  color: white;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  background: var(--sage-secondary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px 0 rgba(127, 166, 138, 0.25);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: var(--background-soft);
  color: var(--sage-dark);
  border: 1px solid var(--sage-lighter);
}

.btn-secondary:hover {
  background: var(--sage-lightest);
  border-color: var(--sage-light);
  box-shadow: var(--shadow-soft);
}

.btn-outline {
  background: transparent;
  color: var(--sage-primary);
  border: 1.5px solid var(--sage-light);
}

.btn-outline:hover {
  background: var(--sage-lightest);
  border-color: var(--sage-primary);
  color: var(--sage-dark);
  box-shadow: var(--shadow-soft);
}

/* === CARDS === */
.card {
  background: var(--background-primary);
  border-radius: var(--border-radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: 0 6px 16px 0 rgba(127, 166, 138, 0.15);
  transform: translateY(-3px);
  border-color: var(--sage-lighter);
}

.card-header {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.card-body {
  margin-bottom: 1rem;
}

.card-footer {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

/* === ASSESSMENT SPECIFIC STYLES === */
.assessment-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.assessment-header {
  text-align: center;
  margin-bottom: 3rem;
}

.assessment-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.assessment-card {
  background: var(--background-primary);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  border: 2px solid var(--border-light);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
}

.assessment-card:hover {
  border-color: var(--sage-light);
  box-shadow: 0 8px 20px 0 rgba(127, 166, 138, 0.18);
  transform: translateY(-3px);
  background: var(--background-secondary);
}

.assessment-card.selected {
  border-color: var(--sage-primary);
  background: var(--sage-lightest);
  color: var(--sage-dark);
  box-shadow: 0 0 0 3px var(--sage-selection);
}

.assessment-card.selected::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, var(--sage-primary), var(--sage-light));
  border-radius: var(--border-radius-lg);
  opacity: 0.15;
  z-index: -1;
}

.progress-container {
  margin-bottom: 2rem;
}

.progress-bar {
  width: 100%;
  height: 10px;
  background: var(--sage-lightest);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 0.5rem;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--sage-secondary), var(--sage-primary));
  transition: width var(--transition-slow);
  border-radius: 5px;
  box-shadow: 0 2px 4px rgba(127, 166, 138, 0.3);
}

.progress-text {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* === QUESTION STYLES === */
.question-container {
  margin-bottom: 2rem;
}

.question-card {
  background: var(--background-primary);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.question-header {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.question-category,
.question-subcategory {
  padding: 0.25rem 0.75rem;
  background: var(--background-accent);
  border-radius: 1rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.question-text {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.response-options {
  margin-bottom: 1rem;
}

/* === LIKERT SCALE === */
.likert-scale {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.likert-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.25rem 0.75rem;
  border: 1.5px solid var(--border-light);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  background: white;
}

.likert-option:hover {
  border-color: var(--sage-light);
  background: var(--sage-lightest);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.likert-option input[type='radio'] {
  margin-bottom: 0.5rem;
  accent-color: var(--sage-primary);
}

.likert-option input[type='radio']:checked + .likert-value {
  color: var(--sage-dark);
  font-weight: 600;
}

.likert-option:has(input[type='radio']:checked),
.likert-option.selected {
  border-color: var(--sage-primary);
  background: var(--sage-lightest);
  color: var(--sage-dark);
  box-shadow: 0 0 0 2px var(--sage-selection);
  transform: scale(1.02);
}

/* Override the dark gradient from neurlyn.css */
.likert-option.selected {
  background: var(--sage-lightest) !important;
  color: var(--sage-dark) !important;
}

.likert-option.selected * {
  color: var(--sage-dark) !important;
}

.likert-value {
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.likert-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === NAVIGATION === */
.navigation-controls {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
}

/* === UTILITIES === */
.hidden {
  display: none !important;
}

/* Properly hide skip link until focused */
.skip-link,
.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;
}

.skip-link:focus {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: auto;
  height: auto;
  padding: 0.75rem 1.5rem;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  background: var(--sage-primary);
  color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  text-decoration: none;
}

.text-center {
  text-align: center;
}
.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}

.mb-0 {
  margin-bottom: 0;
}
.mb-1 {
  margin-bottom: 0.5rem;
}
.mb-2 {
  margin-bottom: 1rem;
}
.mb-3 {
  margin-bottom: 1.5rem;
}
.mb-4 {
  margin-bottom: 2rem;
}

.mt-0 {
  margin-top: 0;
}
.mt-1 {
  margin-top: 0.5rem;
}
.mt-2 {
  margin-top: 1rem;
}
.mt-3 {
  margin-top: 1.5rem;
}
.mt-4 {
  margin-top: 2rem;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 768px) {
  .container {
    padding: 0 0.5rem;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .likert-scale {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .likert-option {
    flex-direction: row;
    padding: 0.75rem;
  }

  .likert-option input[type='radio'] {
    margin-right: 0.75rem;
    margin-bottom: 0;
  }

  .navigation-controls {
    flex-direction: column;
  }

  .assessment-options {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.75rem;
  }
  h3 {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 2rem 0;
  }

  .card,
  .question-card,
  .assessment-card {
    padding: 1rem;
  }

  .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
  }

  h1 {
    font-size: 1.75rem;
  }
  h2 {
    font-size: 1.5rem;
  }
  h3 {
    font-size: 1.125rem;
  }
}