/* ═══════════════════════════════════════════════════════════════════════════
   Data Architecture Maturity Assessment — Stylesheet
   Colour palette, component styles, and print stylesheet.
   Tailwind utility classes handle most layout; this file provides
   the design tokens and custom components that Tailwind cannot express.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Design tokens ──────────────────────────────────────────────────────── */
:root {
  /* Primary: Saltire blue */
  --color-primary:       #0065BD;
  --color-primary-dark:  #004F96;
  --color-primary-light: #EBF4FF;

  /* Neutrals */
  --color-gray-50:  #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;

  /* Semantic */
  --color-success: #16A34A;
  --color-warn:    #CA8A04;
  --color-danger:  #DC2626;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --section-gap: 2.5rem;
}

/* ─── Base ────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: var(--font-sans);
  color: var(--color-gray-900);
  background: var(--color-gray-50);
  line-height: 1.6;
}

/* Screen-reader-only utility */
.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 — visible on focus */
.skip-link {
  position: absolute; top: -100%; left: 0.5rem;
  background: var(--color-primary); color: white;
  padding: 0.5rem 1rem; border-radius: 0 0 0.375rem 0.375rem;
  font-size: 0.875rem; font-weight: 600; text-decoration: none;
  z-index: 1000;
}
.skip-link:focus { top: 0; }

/* ─── Header ─────────────────────────────────────────────────────────────── */
.site-header {
  background: white;
  border-bottom: 1px solid var(--color-gray-200);
  position: sticky; top: 0; z-index: 40;
}
.header-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between;
}

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer { border-top: 1px solid var(--color-gray-200); background: white; margin-top: 4rem; }
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 1.25rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
}

/* ─── Main container ─────────────────────────────────────────────────────── */
.main-container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.25rem; }

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.375rem; border-radius: 0.5rem; font-weight: 500;
  padding: 0.625rem 1.25rem; font-size: 0.9375rem;
  cursor: pointer; border: 2px solid transparent;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

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

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

.btn-ghost {
  background: transparent; color: var(--color-gray-700);
  border-color: var(--color-gray-200);
}
.btn-ghost:hover:not(:disabled) { background: var(--color-gray-100); }

.btn-lg { padding: 0.75rem 1.75rem; font-size: 1rem; }
.btn-sm { padding: 0.4rem 0.875rem; font-size: 0.875rem; }

/* ─── Loading spinner ────────────────────────────────────────────────────── */
.loading-spinner {
  width: 2.5rem; height: 2.5rem;
  border: 3px solid var(--color-gray-200);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Progress bar ───────────────────────────────────────────────────────── */
.progress-track {
  height: 6px; background: var(--color-gray-200);
  border-radius: 9999px; overflow: hidden;
  margin-bottom: 1.5rem;
}
.progress-fill {
  height: 100%; background: var(--color-primary);
  border-radius: 9999px;
  transition: width 0.3s ease;
}

/* ─── Screen common ──────────────────────────────────────────────────────── */
.screen-container { max-width: 640px; margin: 0 auto; }
.screen-header { margin-bottom: 1.5rem; }
.screen-title { font-size: 1.5rem; font-weight: 700; color: var(--color-gray-900); margin-bottom: 0.375rem; }
.screen-subtitle { font-size: 0.9375rem; color: var(--color-gray-500); }
.screen-nav {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 2rem; padding-top: 1.5rem;
  border-top: 1px solid var(--color-gray-200);
}

/* ─── Landing ────────────────────────────────────────────────────────────── */
.landing-hero {
  display: grid; gap: 3rem;
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 768px) {
  .landing-hero { grid-template-columns: 3fr 2fr; }
}

.landing-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800; line-height: 1.15;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}
.landing-lead {
  font-size: 1.0625rem; color: var(--color-gray-700);
  margin-bottom: 1.5rem; max-width: 56ch;
}

.landing-features {
  list-style: none; padding: 0; margin: 0 0 2rem;
  display: flex; flex-direction: column; gap: 0.625rem;
}
.landing-features li {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.9375rem; color: var(--color-gray-700);
}
.feature-icon { width: 1.125rem; height: 1.125rem; color: var(--color-primary); flex-shrink: 0; }

.landing-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.dims-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.625rem;
}
.dim-chip {
  padding: 0.625rem 0.875rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem; font-weight: 600;
  color: white;
  background: var(--chip-color, var(--color-primary));
  text-align: center;
}
.dims-label { margin-top: 0.75rem; font-size: 0.8125rem; color: var(--color-gray-500); text-align: center; }

/* ─── Context form ───────────────────────────────────────────────────────── */
.context-form { display: flex; flex-direction: column; gap: 1.5rem; }
.context-field { display: flex; flex-direction: column; gap: 0.375rem; }
.field-label { font-size: 0.9375rem; font-weight: 600; color: var(--color-gray-800); }
.field-hint  { font-size: 0.875rem; color: var(--color-gray-500); margin: 0; }
.field-input,
.field-select {
  padding: 0.625rem 0.875rem;
  border: 2px solid var(--color-gray-200);
  border-radius: 0.5rem;
  font-size: 0.9375rem;
  color: var(--color-gray-900);
  background: white;
  width: 100%;
  transition: border-color 0.15s;
}
.field-input:focus,
.field-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 101, 189, 0.15);
}

/* ─── Assessment layout ──────────────────────────────────────────────────── */
.assessment-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .assessment-layout {
    grid-template-columns: 180px 1fr;
    align-items: start;
  }
}

.dim-nav {
  display: flex; flex-direction: row; flex-wrap: wrap; gap: 0.375rem;
}
@media (min-width: 768px) {
  .dim-nav { flex-direction: column; position: sticky; top: 5rem; }
}

.dim-nav-btn {
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.8125rem; font-weight: 500;
  background: white; color: var(--color-gray-700);
  border: 1px solid var(--color-gray-200);
  cursor: pointer; text-align: left;
  transition: background-color 0.15s, color 0.15s;
}
.dim-nav-btn:hover { background: var(--color-gray-100); }
.dim-nav-btn.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
}
.dim-nav-btn:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }

.question-panel { background: white; border-radius: 0.75rem; padding: 1.5rem; border: 1px solid var(--color-gray-200); }

.assessment-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 0.75rem;
}
.current-dim-label { font-size: 0.8125rem; font-weight: 600; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.05em; }
.q-counter { font-size: 0.8125rem; color: var(--color-gray-500); }

/* ─── Question fieldset ──────────────────────────────────────────────────── */
.question-fieldset {
  border: none; margin: 0; padding: 0;
}
.question-text {
  font-size: 1.125rem; font-weight: 600; color: var(--color-gray-900);
  line-height: 1.45; margin-bottom: 0.5rem;
}
.question-help {
  font-size: 0.875rem; color: var(--color-gray-500);
  margin-bottom: 1.25rem;
}
.options-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }

.option-label {
  display: flex; align-items: flex-start; gap: 0.75rem;
  padding: 0.875rem 1rem;
  border: 2px solid var(--color-gray-200);
  border-radius: 0.5rem;
  cursor: pointer;
  transition: border-color 0.15s, background-color 0.15s;
}
.option-label:hover { border-color: var(--color-primary); background: var(--color-primary-light); }

.option-radio { margin-top: 0.2rem; flex-shrink: 0; accent-color: var(--color-primary); width: 1rem; height: 1rem; }
.option-radio:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }

/* Highlight selected option */
.option-radio:checked + .option-text { color: var(--color-primary); font-weight: 500; }
.option-label:has(.option-radio:checked) { border-color: var(--color-primary); background: var(--color-primary-light); }

.option-text { font-size: 0.9375rem; line-height: 1.45; }
.option-level { display: block; font-size: 0.75rem; font-weight: 700; color: var(--color-gray-500); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.125rem; }
.option-unknown .option-text { color: var(--color-gray-500); font-style: italic; }

.question-nav {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 1.5rem; padding-top: 1.25rem;
  border-top: 1px solid var(--color-gray-200);
}

/* ─── Report ─────────────────────────────────────────────────────────────── */
.report-actions { background: white; border-bottom: 1px solid var(--color-gray-200); position: sticky; top: 3.5rem; z-index: 30; }
.report-actions-inner {
  max-width: 1100px; margin: 0 auto; padding: 0.75rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between;
}

.report-container { max-width: 860px; margin: 0 auto; padding: 2rem 0; }
.report-content { display: flex; flex-direction: column; gap: var(--section-gap); }

.report-section { }
.report-section h2 {
  font-size: 1.375rem; font-weight: 700; color: var(--color-gray-900);
  margin-bottom: 1.25rem; padding-bottom: 0.625rem;
  border-bottom: 2px solid var(--color-gray-200);
}
.report-section h3 {
  font-size: 1.125rem; font-weight: 600; color: var(--color-gray-800);
  margin-bottom: 0.875rem;
}

.overall-score-display {
  display: flex; align-items: baseline; gap: 0.375rem;
  margin-bottom: 1rem;
}
.score-number { font-size: 3rem; font-weight: 800; color: var(--color-primary); line-height: 1; }
.score-denom  { font-size: 1.5rem; font-weight: 500; color: var(--color-gray-400); }
.score-label  { font-size: 1rem; font-weight: 600; color: var(--color-gray-700); margin-left: 0.5rem; }

.narrative-text { font-size: 1rem; color: var(--color-gray-700); line-height: 1.7; margin-bottom: 0.75rem; }

.context-observations { margin-top: 1rem; padding: 1rem; background: var(--color-primary-light); border-left: 3px solid var(--color-primary); border-radius: 0 0.5rem 0.5rem 0; }
.observation-text { font-size: 0.9375rem; color: var(--color-gray-800); margin-bottom: 0.5rem; }
.observation-text:last-child { margin-bottom: 0; }

.chart-wrapper { max-width: 520px; margin: 0 auto; }

/* ─── Dimension cards ────────────────────────────────────────────────────── */
.dimension-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .dimension-grid { grid-template-columns: 1fr 1fr; } }

.dim-card {
  padding: 1rem 1.125rem;
  border: 1px solid var(--color-gray-200);
  border-left: 4px solid var(--color-primary);
  border-radius: 0.5rem;
  background: white;
}
.dim-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.25rem; }
.dim-name { font-size: 0.9375rem; font-weight: 600; color: var(--color-gray-900); }
.dim-score { font-size: 0.875rem; font-weight: 700; color: var(--color-primary); }
.dim-level { font-size: 0.8125rem; color: var(--color-gray-500); margin-bottom: 0.5rem; }
.dim-summary { font-size: 0.875rem; color: var(--color-gray-700); line-height: 1.55; }

/* ─── Recommendations ────────────────────────────────────────────────────── */
.rec-horizon-group { margin-bottom: 2rem; }
.rec-horizon-label {
  font-size: 0.8125rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--color-gray-500);
  margin-bottom: 0.875rem;
}

.rec-card {
  padding: 1.25rem;
  border: 1px solid var(--color-gray-200);
  border-radius: 0.5rem; background: white;
  margin-bottom: 0.875rem;
}
.rec-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.75rem; margin-bottom: 0.75rem; }
.rec-title { font-size: 1rem; font-weight: 600; color: var(--color-gray-900); }
.rec-badges { display: flex; gap: 0.375rem; flex-wrap: wrap; flex-shrink: 0; }
.rec-rationale { font-size: 0.9rem; color: var(--color-gray-700); line-height: 1.6; margin-bottom: 0.875rem; }
.rec-steps { padding-left: 1.25rem; margin-bottom: 0.875rem; }
.rec-steps li { font-size: 0.875rem; color: var(--color-gray-700); margin-bottom: 0.25rem; }
.rec-tools { font-size: 0.875rem; color: var(--color-gray-600); display: flex; flex-wrap: wrap; gap: 0.375rem; align-items: center; }
.rec-tool-label { font-weight: 600; color: var(--color-gray-700); }
.tool-link, .tool-link-alt {
  color: var(--color-primary); text-decoration: underline; text-underline-offset: 2px;
}
.tool-link:hover, .tool-link-alt:hover { color: var(--color-primary-dark); }

/* ─── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block; padding: 0.125rem 0.5rem;
  border-radius: 9999px; font-size: 0.75rem; font-weight: 600;
  white-space: nowrap;
}
.badge-quick_win   { background: #D1FAE5; color: #065F46; }
.badge-foundational{ background: #DBEAFE; color: #1E40AF; }
.badge-strategic   { background: #EDE9FE; color: #5B21B6; }
.badge-effort      { background: var(--color-gray-100); color: var(--color-gray-700); }
.badge-warn        { background: #FEF3C7; color: #92400E; }

/* ─── Accessible scores table ────────────────────────────────────────────── */
.accessible-scores-table {
  width: 100%; border-collapse: collapse;
  font-size: 0.875rem; color: var(--color-gray-700);
}
.accessible-scores-table th {
  text-align: left; padding: 0.5rem 0.75rem;
  border-bottom: 2px solid var(--color-gray-200);
  font-weight: 600; color: var(--color-gray-800);
}
.accessible-scores-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-gray-100);
}
.accessible-scores-table tr:last-child td { border-bottom: none; }

/* ─── Print stylesheet ───────────────────────────────────────────────────── */
@media print {
  /* Remove interactive chrome */
  .no-print { display: none !important; }

  /* Page setup */
  @page {
    size: A4;
    margin: 1.5cm 2cm;
  }

  body {
    background: white;
    font-size: 11pt;
    color: black;
  }

  /* Reset containers for print */
  .report-container { max-width: 100%; padding: 0; }
  .report-content   { gap: 1.5rem; }

  /* Section page breaks */
  .report-section { page-break-inside: avoid; }
  .report-section + .report-section { page-break-before: auto; }

  /* Recommendation groups always start on a new page */
  .rec-horizon-group { page-break-before: auto; page-break-inside: avoid; }

  /* Dimension cards: allow 2-column in print */
  .dimension-grid { grid-template-columns: 1fr 1fr; }

  /* Colours: swap to ink-friendly versions */
  .dim-card { border-color: #ccc; }
  .score-number { color: black; }
  .rec-card { border-color: #ccc; }
  .context-observations { background: #f5f5f5; border-color: #333; }

  /* Typography */
  h2 { font-size: 14pt; }
  h3 { font-size: 12pt; }
  a { color: black; text-decoration: underline; }

  /* Hide radar chart canvas — table alternative is shown instead */
  #radar-chart { display: none; }
  details { display: block; }
  details > summary { display: none; }
  #accessible-table-container { display: block; }
}