:root {
  --bg: #f8f9fb;
  --fg: #1a1d23;
  --muted: #5c6370;
  --border: #d4d8de;
  --control-border: #767676;
  --primary: #1e4d7b;
  --primary-fg: #fff;
  --card-bg: #fff;
  --focus: #2563eb;
  --red-bg: #fde8e8;
  --red-fg: #9b1c1c;
  --red-border: #e57373;
  --amber-bg: #fff4e0;
  --amber-fg: #8a5a00;
  --amber-border: #f0b429;
  --green-bg: #e6f4ea;
  --green-fg: #1b5e20;
  --green-border: #66bb6a;
  --header-h: 3.5rem;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151a;
    --fg: #e8eaed;
    --muted: #9aa0a8;
    --border: #3a4048;
    --control-border: #9aa0a8;
    --primary: #6ba3d6;
    --primary-fg: #0d1117;
    --card-bg: #1a1f27;
    --red-bg: #3d1f1f;
    --red-fg: #ffcdd2;
    --amber-bg: #3d3018;
    --amber-fg: #ffe082;
    --green-bg: #1a3324;
    --green-fg: #a5d6a7;
  }
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--primary);
  color: var(--primary-fg);
}
.skip-link:focus { left: 0; }

.site-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.5rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
  font-weight: 600;
}

.brand-link img { height: 2rem; width: auto; }
.brand-mark-dark { display: none; }
@media (prefers-color-scheme: dark) {
  .brand-mark-light { display: none; }
  .brand-mark-dark { display: block; }
}

.site-header nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-header a { color: var(--primary); text-decoration: underline; }
.site-header a:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.lang-switch {
  margin-left: auto;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--control-border);
  background: var(--card-bg);
  color: var(--fg);
  border-radius: 4px;
  cursor: pointer;
}
.lang-switch:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

main {
  flex: 1;
  max-width: 72rem;
  margin: 0 auto;
  padding: 1rem;
  width: 100%;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1rem;
  font-size: 0.875rem;
  color: var(--muted);
  max-width: 72rem;
  margin: 0 auto;
  width: 100%;
}

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

h1 { font-size: 1.5rem; margin-top: 0; }
h2 { font-size: 1.15rem; }

.view[hidden] { display: none !important; }

.hero { margin-bottom: 2rem; }
.hero-tagline { font-size: 1.1rem; max-width: 40rem; }
.privacy-note { font-size: 0.875rem; color: var(--muted); font-style: italic; }
.hero-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0;
  counter-reset: hero-step;
}
.hero-steps li {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--card-bg);
  font-size: 0.85rem;
  counter-increment: hero-step;
}
.hero-steps li::before {
  content: counter(hero-step) ". ";
  font-weight: 600;
  color: var(--primary);
}

.sample-menu { display: inline-block; }
.sample-menu summary {
  padding: 0.5rem 1rem;
  border: 1px solid var(--control-border);
  border-radius: 4px;
  cursor: pointer;
  list-style: none;
}
.sample-menu summary::-webkit-details-marker { display: none; }
.sample-menu-items {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 0.5rem;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--card-bg);
}

.progress-nav { margin-bottom: 1.5rem; }
.step-progress-status { font-weight: 600; margin: 0 0 0.5rem; }

.steps-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.steps-nav li { margin: 0; }
.step-nav-btn {
  font-size: 0.8rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--control-border);
  border-radius: 4px;
  background: var(--card-bg);
  color: var(--fg);
  cursor: pointer;
  text-align: left;
}
.step-nav-btn[aria-current="step"] {
  border-color: var(--primary);
  font-weight: 600;
  background: var(--primary);
  color: var(--primary-fg);
}
.step-nav-btn:disabled:not([aria-current="step"]) {
  opacity: 0.5;
  cursor: not-allowed;
}

.step-panel h1 {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}
@media (max-width: 320px) {
  .step-panel h1 {
    scroll-margin-top: 11rem;
  }
}

fieldset {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem;
  margin: 0 0 1rem;
  background: var(--card-bg);
}
legend { font-weight: 600; padding: 0 0.25rem; }

label { display: block; margin-bottom: 0.75rem; }
label.inline { display: flex; align-items: flex-start; gap: 0.5rem; }
input[type="text"], input[type="date"], textarea, select {
  width: 100%;
  max-width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--control-border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
}
textarea { min-height: 4rem; resize: vertical; }
input:focus-visible, textarea:focus-visible, select:focus-visible, button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}
input[aria-invalid="true"], textarea[aria-invalid="true"], select[aria-invalid="true"] {
  border-color: var(--red-border);
}
.field-error {
  display: block;
  color: var(--red-fg);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.btn-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
button, .btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--control-border);
  border-radius: 4px;
  background: var(--card-bg);
  color: var(--fg);
  font: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
button.primary, .btn.primary {
  background: var(--primary);
  color: var(--primary-fg);
  border-color: var(--primary);
}
button:disabled { opacity: 0.5; cursor: not-allowed; }
button[hidden] { display: none !important; }

.error-summary {
  border: 2px solid var(--red-border);
  background: var(--red-bg);
  color: var(--red-fg);
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 6px;
}
.error-summary ul { margin: 0.5rem 0 0; }

.safeguard-required { font-weight: 500; }
.safeguard-optional { opacity: 0.85; }
.safeguard-tag {
  font-size: 0.75rem;
  color: #595959;
  font-weight: normal;
}
@media (prefers-color-scheme: dark) {
  .safeguard-tag { color: #b8bcc2; }
}

.decision-box {
  padding: 1rem;
  border-radius: 6px;
  border: 2px solid var(--border);
  margin: 1rem 0;
}
.decision-box.red { background: var(--red-bg); border-color: var(--red-border); color: var(--red-fg); }
.decision-box.amber { background: var(--amber-bg); border-color: var(--amber-border); color: var(--amber-fg); }
.decision-box.green { background: var(--green-bg); border-color: var(--green-border); color: var(--green-fg); }

.decision-icon { font-weight: 700; margin-right: 0.25rem; }

.tier-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}
.tier-badge-1 { background: #e3f2fd; color: #1565c0; border: 1px solid #90caf9; }
.tier-badge-2 { background: var(--amber-bg); color: var(--amber-fg); border: 1px solid var(--amber-border); }
.tier-badge-3 { background: var(--red-bg); color: var(--red-fg); border: 1px solid var(--red-border); }
.tier-badge-none { background: var(--card-bg); border: 1px solid var(--border); }

.tier-quote {
  font-style: italic;
  border-left: 3px solid var(--primary);
  padding-left: 1rem;
  margin: 0.5rem 0;
}

.note {
  font-size: 0.875rem;
  color: var(--muted);
  padding: 0.75rem;
  border: 1px dashed var(--border);
  border-radius: 4px;
}

.card-layout {
  display: block;
}
.card-preview { display: none; }
@media (min-width: 1100px) {
  .card-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: start;
  }
  .card-preview { display: block; }
  #print-card { display: none; }
}

.print-card {
  background: #fff;
  color: #000;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.print-card h2 { font-size: 1.1rem; margin: 0.5rem 0 0.25rem; }
.print-card h3 { font-size: 0.95rem; margin: 0.4rem 0 0.2rem; }
.print-card p, .print-card li { margin: 0.15rem 0; font-size: 0.85rem; }
.print-card ul { margin: 0.15rem 0; padding-left: 1.1rem; }
.print-card .decision-box { padding: 0.35rem 0.5rem; margin: 0.25rem 0; font-size: 0.8rem; }
.print-card .decision-box h3 { font-size: 0.85rem; margin: 0.2rem 0; }
.print-card .tier-quote { font-size: 0.8rem; padding-left: 0.5rem; margin: 0.2rem 0; }
.print-card .note { font-size: 0.75rem; padding: 0.25rem; }
.print-card .attribution-block { font-size: 0.75rem; margin-top: 0.5rem; border-top: 1px solid var(--border); padding-top: 0.5rem; }
.print-card .attribution-block a { color: inherit; text-decoration: underline; }
@media (prefers-color-scheme: dark) {
  .print-card { background: var(--card-bg); color: var(--fg); }
}

.synthetic-banner {
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
  font-weight: 600;
}
.card-synthetic-notice {
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}
.card-provenance-note { font-size: 0.8rem; margin-bottom: 0.35rem; }
.import-error-summary {
  background: var(--red-bg, #fde8e8);
  border: 1px solid var(--red-border, #c00);
  padding: 0.75rem 1rem;
  border-radius: 4px;
  margin: 1rem 0;
}
.import-error-summary ul { margin: 0.5rem 0 0; padding-left: 1.25rem; }
.invalid-draft-notices { margin-top: 0.5rem; }
.invalid-draft-item { margin-bottom: 0.75rem; }
.invalid-draft-notice { color: var(--amber-text, #8a6d00); margin: 0 0 0.5rem; }
.invalid-draft-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.method-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1rem 0;
}
.method-table th, .method-table td {
  border: 1px solid var(--border);
  padding: 0.5rem;
  text-align: left;
  vertical-align: top;
}
.method-table th { background: var(--card-bg); }

.impact-questions { display: grid; gap: 1rem; }
.impact-question {
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  padding: 0.75rem;
  margin: 0;
}
.impact-question legend { font-weight: 600; padding: 0 0.25rem; }

.references-section { margin-top: 2rem; }
.references-list { padding-left: 1.25rem; }
.references-list li { margin-bottom: 1rem; }
.references-list a { word-break: break-all; }

@page letter-page { size: letter; margin: 12mm; }
@page a4-page { size: A4; margin: 12mm; }

@media print {
  body { page: letter-page; }
  body.print-a4 { page: a4-page; }

  .site-header, .site-footer, .steps-nav, .progress-nav, .btn-row, .no-print,
  .skip-link, .wizard-actions, .step-6-controls, .card-preview,
  .error-summary, label, input, textarea, select, button, .synthetic-banner {
    display: none !important;
  }
  main { max-width: none; padding: 0; }
  #view-wizard { display: block !important; }
  .step-panel { display: none !important; }
  #step-6 { display: block !important; }
  #step-6 > h1 { display: none !important; }
  #print-card {
    display: block !important;
    position: static !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: normal !important;
  }
  .print-card {
    border: none;
    padding: 0;
    font-size: 7.5pt;
    line-height: 1.15;
    columns: 2;
    column-gap: 1rem;
  }
  .print-card h2 { font-size: 9pt; column-span: all; }
  .print-card h3 { font-size: 8pt; break-after: avoid; }
  .print-card p, .print-card li { font-size: 7.5pt; }
  .print-card .decision-box { break-inside: avoid; font-size: 7pt; padding: 0.2rem; }
  .print-card .meta-block { column-span: all; }
  .print-card .attribution-block { column-span: all; break-inside: avoid; }
}