/* ----------------------------------------------------
   COLOR TOKENS & DESIGN SYSTEM
   ---------------------------------------------------- */
:root {
  /* SMU public navy/gold color palette */
  --primary: #182B49;
  --accent: #B08D57;
  --grey-dark: #2C3A4F;
  --grey-light: #E8EAED;
  --warn-bg: #1A2436;
  --warn-accent: #D64545;
  
  /* Typography */
  --font-heading: Georgia, "Times New Roman", serif;
  --font-body: 'Inter', -apple-system, "Segoe UI", sans-serif;
  
  /* Visual Accents & UI Colors */
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --border-color: #E2E8F0;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.02);
  --shadow-md: 0 4px 6px -1px rgba(24, 43, 73, 0.08), 0 2px 4px -1px rgba(24, 43, 73, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(24, 43, 73, 0.1), 0 4px 6px -2px rgba(24, 43, 73, 0.05);
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-main);
  padding: 40px 24px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--bg-card);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 40px;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

/* ----------------------------------------------------
   1. HEADER COMPONENT
   ---------------------------------------------------- */
header {
  margin-bottom: 32px;
  position: relative;
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.badge-pill {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  background-color: color-mix(in srgb, var(--primary) 8%, transparent);
  color: var(--primary);
  border-radius: 9999px;
  border: 1px solid color-mix(in srgb, var(--primary) 20%, transparent);
}

header h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 6px;
}

.subtitle {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--grey-dark);
  margin-bottom: 16px;
}

.header-rule {
  height: 2px;
  background-color: var(--accent);
  border: none;
  margin-bottom: 12px;
  opacity: 0.85;
}

.byline-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.color-warning-flag {
  background-color: color-mix(in srgb, var(--warn-accent) 8%, transparent);
  border: 1px dashed var(--warn-accent);
  color: var(--warn-accent);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-warning-flag strong {
  font-weight: 700;
}

/* ----------------------------------------------------
   2. TAB BAR COMPONENT
   ---------------------------------------------------- */
.tab-bar {
  display: flex;
  border-bottom: 2px solid var(--grey-light);
  margin-bottom: 32px;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tab-bar::-webkit-scrollbar {
  display: none;
}

/* .tab-btn {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 12px 18px;
  color: var(--text-muted);
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-fast);
  outline: none;
}

.tab-btn:hover {
  color: var(--primary);
}

.tab-btn.active {
  color: var(--primary);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--primary);
  border-radius: 3px 3px 0 0;
} */
.tab-btn {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 4px;
  margin-right: 26px;
  color: var(--text-muted);
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  transition: color var(--transition-fast);
  outline: none;
}

.tab-btn:last-child { margin-right: 0; }

.tab-num {
  font-family: Consolas, Monaco, 'Ubuntu Mono', monospace;
  font-size: 0.95rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: color-mix(in srgb, var(--text-muted) 70%, transparent);
  letter-spacing: 0.02em;
  transition: color var(--transition-fast);
}

.tab-btn:hover,
.tab-btn:hover .tab-num { color: var(--primary); }

.tab-btn.active { color: var(--warn-accent); }
.tab-btn.active .tab-num { color: var(--warn-accent); }

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 4px;
  right: 4px;
  height: 3px;
  background-color: var(--warn-accent);
  border-radius: 0;
}

.tab-panel {
  display: none;
  animation: fadeIn var(--transition-normal) forwards;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }}

/* Common Typography for Panels */
h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--grey-dark);
  margin-top: 24px;
  margin-bottom: 12px;
}

p {
  margin-bottom: 16px;
  color: var(--text-main);
}

/* ----------------------------------------------------
   3. OVERVIEW PANEL COMPONENTS & CHAT
   ---------------------------------------------------- */
.chat-bar-container {
  margin-bottom: 28px;
}

.chat-bar-container form {
  display: flex;
  gap: 8px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px 12px;
  background-color: var(--bg-card);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.chat-bar-container form:focus-within {
  border-color: var(--primary);
}

.chat-bar-container input {
  flex: 1;
  border: none;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text-main);
  outline: none;
  background: transparent;
}

.chat-btn-submit {
  background-color: var(--primary);
  color: #FFFFFF;
  border: none;
  border-radius: 6px;
  padding: 6px 18px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.chat-btn-submit:hover {
  opacity: 0.9;
}

/* Note Box */
.note-box {
  border-left: 4px solid var(--accent);
  background-color: color-mix(in srgb, var(--accent) 7%, transparent);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 28px;
}

.note-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  display: block;
}

.note-box p {
  font-size: 0.92rem;
  color: var(--grey-dark);
  margin-bottom: 10px;
}

.note-box p:last-of-type {
  margin-bottom: 16px;
}

.attribution {
  font-size: 0.8rem;
  font-style: italic;
  color: var(--text-muted);
  border-top: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
  padding-top: 10px;
  display: block;
  text-align: right;
}

/* Summary Table (supports low-opacity tints of --primary / --accent) */
.table-container {
  width: 100%;
  overflow-x: auto;
  margin-bottom: 28px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

th {
  background-color: color-mix(in srgb, var(--primary) 6%, transparent);
  color: var(--primary);
  font-weight: 700;
  padding: 12px 16px;
  border-bottom: 2px solid var(--border-color);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

tr:last-child td {
  border-bottom: none;
}

/* "Each tab at a glance" summary table — compact so all 3 rows read clearly */
.table-container table {
  table-layout: fixed;
  font-size: 0.76rem;
}

.table-container th {
  padding: 8px 10px;
  font-size: 0.66rem;
  letter-spacing: 0.02em;
}

.table-container td {
  padding: 8px 10px;
  line-height: 1.35;
  word-break: break-word;
}

.table-container th:nth-child(1),
.table-container td:nth-child(1) { width: 13%; }

.table-container th:nth-child(2),
.table-container td:nth-child(2) { width: 23%; }

.table-container th:nth-child(3),
.table-container td:nth-child(3) { width: 32%; }

.table-container th:nth-child(4),
.table-container td:nth-child(4) { width: 32%; }


.tint-yes {
  background-color: color-mix(in srgb, var(--primary) 8%, transparent);
  color: var(--primary);
  font-weight: 600;
  border-radius: 4px;
}

.tint-no {
  background-color: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--grey-dark);
  font-weight: 600;
  border-radius: 4px;
}

/* 2-Column House Rules Grid */
.house-rules-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

@media (max-width: 600px) {
  .house-rules-grid {
    grid-template-columns: 1fr;
  }}

.rule-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 18px;
  border-radius: 8px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.rule-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--primary) 20%, transparent);
}

.micro-heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 8px;
}

.rule-card p {
  font-size: 0.88rem;
  line-height: 1.5;
  margin-bottom: 0;
  color: var(--grey-dark);
}

/* ---------- four back-end states · colour coding ---------- */
.card-head {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap; margin-bottom: 8px;
}
.card-head .micro-heading { margin-bottom: 0; }

.status-chip {
  margin-left: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px; font-weight: 500;
  padding: 2px 9px; border-radius: 4px;
  white-space: nowrap;
  border: 1px solid currentColor;
}

/* each card carries its colour once, and everything inside inherits it */
.rule-card.state-neutral { --sc: #5b6470; --bg: #f7f9fb; --bd: #d4d8dd; }
.rule-card.state-ok      { --sc: #1d7a5f; --bg: #f3faf7; --bd: #c7e6da; }
.rule-card.state-bad     { --sc: #C41230; --bg: #fdf7f8; --bd: #f0d3d7; }
.rule-card.state-warn    { --sc: #8a6a10; --bg: #fdfaf1; --bd: #ecdcb0; }

.rule-card.state-neutral,
.rule-card.state-ok,
.rule-card.state-bad,
.rule-card.state-warn {
  background: var(--bg);
  border: 1px solid var(--bd);
  border-left: 4px solid var(--sc);
}

.rule-card[class*="state-"] .micro-heading { color: var(--sc); }
.rule-card[class*="state-"] .status-chip   { color: var(--sc); background: #fff; }
.rule-card[class*="state-"] {
    border-left: 3px solid #000000 !important;
  }

/* Attention Callout */
.attention-callout {
  background-color: var(--warn-bg);
  border-left: 4px solid var(--warn-accent);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  color: var(--grey-light);
  margin-bottom: 28px;
}

.attention-label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--warn-accent);
  margin-bottom: 8px;
  display: block;
}

.attention-callout p {
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 0;
  color: #E2E8F0;
}

/* Numbered Rules List */
.numbered-rules-list {
  list-style-type: none;
  counter-reset: rule-counter;
  padding-left: 0;
  margin-bottom: 8px;
}

.numbered-rules-list li {
  counter-increment: rule-counter;
  position: relative;
  padding-left: 36px;
  margin-bottom: 12px;
  font-size: 0.92rem;
}

.numbered-rules-list li::before {
  content: counter(rule-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-weight: 700;
  color: var(--accent);
  font-size: 0.85rem;
  font-family: var(--font-body);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  padding: 1px 5px;
  border-radius: 4px;
  background-color: color-mix(in srgb, var(--accent) 5%, transparent);
}

.lead-in {
  font-weight: 700;
  color: var(--primary);
}

/* ----------------------------------------------------
   5. TAB 02: DATA SIMULATION STYLES
   ---------------------------------------------------- */
.toolbar-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.btn-toolbar {
  background-color: var(--primary);
  color: #FFFFFF;
  border: 1px solid var(--primary);
  padding: 8px 16px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-toolbar:hover {
  opacity: 0.9;
}

.btn-toolbar-secondary {
  background-color: #FFFFFF;
  color: var(--primary);
  border: 1px solid var(--border-color);
}

.btn-toolbar-secondary:hover {
  border-color: var(--primary);
  background-color: color-mix(in srgb, var(--primary) 4%, transparent);
}

#dataset-toggle-row {
  margin-bottom: 16px;
}

.btn-remove-user {
  background: none;
  border: none;
  color: var(--warn-accent);
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0 6px;
  line-height: 1;
  transition: color var(--transition-fast);
}

.btn-remove-user:hover {
  color: #900;
}

.mode-toggles {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.toggle-btn {
  background-color: var(--bg-card);
  color: var(--grey-dark);
  border: 1px solid var(--border-color);
  padding: 8px 16px;
  border-radius: 9999px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toggle-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.toggle-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

.pair-cosine {
  font-family: monospace;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

/* Formula Block Styles */
.code-block {
  background-color: var(--warn-bg);
  color: #E2E8F0;
  font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
  font-size: 0.85rem;
  padding: 16px;
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: 20px;
  border: 1px solid var(--primary);
  text-align: left;
  width: 100%;
}

/* ----------------------------------------------------
   PRINT STYLING
   ---------------------------------------------------- */
@media print {
  body {
    background-color: #FFFFFF;
    color: #000000;
    padding: 0;
    font-size: 12pt;
    line-height: 1.4;
  }

  .container {
    max-width: 100%;
    margin: 0;
    padding: 0;
    box-shadow: none;
    border: none;
    border-radius: 0;
  }

  /* Hide interactive navigation components */
  .tab-bar, 
  .color-warning-flag,
  .badge-pill,
  .chat-bar-container,
  .toolbar-buttons,
  .mode-toggles,
  .btn-remove-user {
    display: none !important;
  }

  .tab-panel {
    display: none !important;
  }
  
  .tab-panel.active {
    display: block !important;
    page-break-after: avoid;
  }

  /* Adjust font sizes and details to print beautifully */
  header h1 {
    font-size: 24pt;
  }

  .header-rule {
    background-color: #000000 !important;
    height: 1px;
  }

  .note-box {
    border-left: 3px solid #000000 !important;
    background-color: #F1F5F9 !important;
    page-break-inside: avoid;
  }

  .attention-callout {
    border-left: 3px solid #000000 !important;
    background-color: #F8FAFC !important;
    color: #000000 !important;
    page-break-inside: avoid;
  }

  .rule-card {
    border: 1px solid #CCCCCC !important;
    background-color: #FFFFFF !important;
    page-break-inside: avoid;
  }

  .tint-yes {
    background-color: #E2E8F0 !important;
    color: #000000 !important;
  }

  .tint-no {
    background-color: #F1F5F9 !important;
    color: #000000 !important;
  }

  th {
    background-color: #E2E8F0 !important;
    color: #000000 !important;
  }

  td {
    border-bottom: 1px solid #CCCCCC !important;
  }

  .gotcha-box {
    border-left: 3px solid #000000 !important;
    background-color: #F8FAFC !important;
    page-break-inside: avoid;
  }
}


/* ----------------------------------------------------
   TAB 1 · REVEAL — key reference, worked examples, copy buttons
   ---------------------------------------------------- */

/* Mono stack used by every code surface in this panel */
:root {
  --font-mono: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
}

/* ---------- A. Collapsible key reference ---------- */
.keyref {
  margin-bottom: 28px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  background-color: var(--bg-card);
}

.keyref-item + .keyref-item {
  border-top: 1px solid var(--border-color);
}

.keyref-item > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  background-color: var(--bg-main);
  transition: background-color var(--transition-fast);
}

/* Kill the default browser marker */
.keyref-item > summary::-webkit-details-marker { display: none; }
.keyref-item > summary::marker { content: ''; }

.keyref-item > summary:hover {
  background-color: color-mix(in srgb, var(--primary) 5%, transparent);
}

.keyref-item > summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.keyref-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
}

.keyref-tag {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 9999px;
  color: var(--accent);
  background-color: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  white-space: nowrap;
}

/* Rotating chevron */
.keyref-item > summary::after {
  content: '';
  width: 8px;
  height: 8px;
  flex: none;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  margin-top: -4px;
  transition: transform var(--transition-normal);
}

.keyref-item[open] > summary::after {
  transform: rotate(-135deg);
  margin-top: 2px;
}

.keyref-body {
  padding: 4px 18px 16px;
  border-top: 1px solid var(--border-color);
}

.keyref-body p {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--grey-dark);
  margin: 12px 0 0;
}

/* Inline variable names anywhere in this panel */
#panel-wrangle code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  padding: 1px 5px;
  border-radius: 4px;
  background-color: color-mix(in srgb, var(--primary) 7%, transparent);
  color: var(--primary);
  word-break: break-word;
}

/* ---------- Key table — three columns, not the overview's four ---------- */
.keytable table {
  font-size: 0.8rem;
}

.keytable th:nth-child(1),
.keytable td:nth-child(1) { width: 27%; }

.keytable th:nth-child(2),
.keytable td:nth-child(2) { width: 38%; }

.keytable th:nth-child(3),
.keytable td:nth-child(3) { width: 35%; }

.keytable td code {
  background-color: transparent;
  padding-left: 0;
}

/* ---------- B. Worked example cards ---------- */
.example-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.example-card {
  background-color: var(--bg-card);
  border-left: 4px solid var(--accent);
}

.example-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
  border-color: var(--border-color);
  border-left-color: var(--accent);
}

.example-card .proves,
.example-card .framing {
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--grey-dark);
  margin-bottom: 12px;
}

.endpoint-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}

.endpoint-list li {
  position: relative;
  padding-left: 16px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--grey-dark);
  margin-bottom: 6px;
}

.endpoint-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent);
}

/* Four screen states, reusing the existing state colour system */
.state-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

.rule-card.state-line {
  padding: 10px 12px;
}

.rule-card.state-line:hover {
  transform: none;
  box-shadow: none;
}

.rule-card.state-line .status-chip {
  margin-left: 0;
  display: inline-block;
  margin-bottom: 6px;
}

.rule-card.state-line p {
  font-size: 0.82rem;
  line-height: 1.45;
}

/* ---------- C/D. Prompt blocks and copy buttons ---------- */
.prompt-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.prompt-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.copybtn {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--primary);
  background-color: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
  transition: background-color var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast);
}

.copybtn:hover {
  background-color: color-mix(in srgb, var(--primary) 8%, transparent);
}

.copybtn.is-copied {
  color: var(--bg-card);
  background-color: var(--primary);
  border-color: var(--primary);
}

.copybtn.is-blocked {
  color: var(--bg-card);
  background-color: var(--warn-accent);
  border-color: var(--warn-accent);
}

#panel-wrangle pre.code-block {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: hidden;
  margin-bottom: 0;
}

/* ---------- Narrow screens, matching the existing breakpoint ---------- */
@media (max-width: 600px) {
  .example-stack,
  .state-grid {
    grid-template-columns: 1fr;
  }

  .keyref-item > summary {
    flex-wrap: wrap;
    padding: 12px 14px;
  }

  .keyref-tag {
    margin-left: 0;
  }

  .keyref-item > summary::after {
    margin-left: auto;
  }

  #panel-wrangle pre.code-block {
    font-size: 0.7rem;
  }
}

/* ---------- Print ---------- */
@media print {
  .keyref-item,
  .example-card,
  .rule-card.state-line,
  #panel-wrangle pre.code-block {
    page-break-inside: avoid;
  }

  .keyref-item[open] > summary::after,
  .copybtn {
    display: none !important;
  }

  .example-card {
    border: 1px solid #CCCCCC !important;
    border-left: 3px solid #000000 !important;
    background-color: #FFFFFF !important;
  }

  #panel-wrangle pre.code-block {
    background-color: #F8FAFC !important;
    color: #000000 !important;
    border: 1px solid #CCCCCC !important;
  }
}

/* ---------- Worked example cards, collapsible ---------- */
details.example-card {
  padding: 0;
}

details.example-card > summary.card-head {
  margin-bottom: 0;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  border-radius: 0 8px 8px 0;
  transition: background-color var(--transition-fast);
}

details.example-card > summary.card-head::-webkit-details-marker { display: none; }
details.example-card > summary.card-head::marker { content: ''; }

details.example-card > summary.card-head:hover {
  background-color: color-mix(in srgb, var(--primary) 5%, transparent);
}

details.example-card > summary.card-head:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

/* Rotating chevron, matching the key reference accordion */
details.example-card > summary.card-head::after {
  content: '';
  width: 8px;
  height: 8px;
  flex: none;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  margin-top: -4px;
  transition: transform var(--transition-normal);
}

details.example-card[open] > summary.card-head::after {
  transform: rotate(-135deg);
  margin-top: 2px;
}

.example-body {
  padding: 4px 18px 18px;
  border-top: 1px solid var(--border-color);
}

.example-body > *:first-child {
  margin-top: 12px;
}

@media (max-width: 600px) {
  details.example-card > summary.card-head {
    padding: 12px 14px;
  }

  .example-body {
    padding: 4px 14px 14px;
  }}

@media print {
  details.example-card > summary.card-head::after {
    display: none;
  }}


/* ----------------------------------------------------
   TAB 2 · BREAK IT — four breaks, 401/404, health, checklist
   ---------------------------------------------------- */

/* ---------- B. The four breaks ---------- */
.break-lines {
  margin-top: 4px;
}

.break-line {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid color-mix(in srgb, var(--sc, var(--border-color)) 18%, transparent);
}

.break-line:first-child {
  border-top: none;
  padding-top: 0;
}

.break-label {
  font-family: var(--font-body);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sc, var(--text-muted));
  padding-top: 2px;
}

.break-text {
  font-size: 0.83rem;
  line-height: 1.45;
  color: var(--grey-dark);
}

.break-text.quote {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-style: italic;
  color: var(--sc, var(--primary));
}

/* ---------- C. 401 vs 404 ---------- */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.compare-card .micro-heading {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: 0;
}

.compare-card p {
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 0;
  color: var(--grey-dark);
}

.compare-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
}

/* ---------- Inline code and copyable blocks in this panel ---------- */
#panel-viz code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  padding: 1px 5px;
  border-radius: 4px;
  background-color: color-mix(in srgb, var(--primary) 7%, transparent);
  color: var(--primary);
  word-break: break-word;
}

#panel-viz pre.code-block {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: hidden;
  margin-bottom: 24px;
}

/* ---------- E. Break-it checklist ---------- */
.checklist {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  background-color: var(--bg-card);
  margin-bottom: 12px;
}

.checklist-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  transition: background-color var(--transition-fast);
}

.checklist-row + .checklist-row {
  border-top: 1px solid var(--border-color);
}

.checklist-row:hover {
  background-color: color-mix(in srgb, var(--primary) 4%, transparent);
}

.checklist-row input[type="checkbox"] {
  flex: none;
  width: 17px;
  height: 17px;
  margin-top: 2px;
  accent-color: var(--primary);
  cursor: pointer;
}

.checklist-row input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.checklist-row label {
  cursor: pointer;
  display: block;
}

.checklist-title {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 3px;
}

.checklist-sentence {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-style: italic;
  line-height: 1.45;
  color: var(--grey-dark);
}

.checklist-row input[type="checkbox"]:checked ~ label .checklist-title,
.checklist-row input[type="checkbox"]:checked ~ label .checklist-sentence {
  color: var(--text-muted);
  text-decoration: line-through;
  text-decoration-color: color-mix(in srgb, var(--text-muted) 45%, transparent);
}

.checklist-foot {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.checklist-count {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.checklist-count.is-complete {
  color: var(--accent);
}

.checklist-reset {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--primary);
  background-color: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
  transition: background-color var(--transition-fast);
}

.checklist-reset:hover {
  background-color: color-mix(in srgb, var(--primary) 8%, transparent);
}

.checklist-reset:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Narrow screens, matching the existing breakpoint ---------- */
@media (max-width: 600px) {
  .compare-grid {
    grid-template-columns: 1fr;
  }

  .break-line {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  #panel-viz pre.code-block {
    font-size: 0.7rem;
  }
}

/* ---------- Print ---------- */
@media print {
  .compare-card,
  .checklist,
  .checklist-row,
  #panel-viz pre.code-block {
    page-break-inside: avoid;
  }

  .checklist-reset {
    display: none !important;
  }

  #panel-viz pre.code-block {
    background-color: #F8FAFC !important;
    color: #000000 !important;
    border: 1px solid #CCCCCC !important;
  }

  .compare-card {
    border: 1px solid #CCCCCC !important;
    background-color: #FFFFFF !important;
  }
}


/* ----------------------------------------------------
   TAB 3 · APPLICATION — RGOGC generator form and output
   ---------------------------------------------------- */

/* ---------- Form scaffolding ---------- */
#rgogc-form h3:first-of-type {
  margin-top: 8px;
}

.field-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.field-error {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--warn-accent);
  margin: -8px 0 18px;
  padding-left: 12px;
  border-left: 3px solid var(--warn-accent);
}

/* ---------- 1. Team verbatims ---------- */
.verbatim-rows {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  background-color: var(--bg-card);
  margin-bottom: 12px;
}

.verbatim-row {
  display: grid;
  grid-template-columns: 160px 1fr 28px;
  gap: 10px;
  align-items: start;
  padding: 12px 14px;
}

.verbatim-row + .verbatim-row {
  border-top: 1px solid var(--border-color);
}

.verbatim-row .v-name,
.verbatim-row .v-quote {
  width: 100%;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 6px 8px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-main);
  background-color: var(--bg-card);
  outline: none;
  transition: border-color var(--transition-fast);
}

.verbatim-row .v-quote {
  resize: vertical;
  line-height: 1.45;
}

.verbatim-row .v-name:focus,
.verbatim-row .v-quote:focus {
  border-color: var(--primary);
}

.verbatim-row .v-remove {
  justify-self: center;
  margin-top: 2px;
}

/* ---------- 3. The claim sentence ---------- */
.claim-sentence {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  line-height: 2.1;
  color: var(--grey-dark);
  background-color: color-mix(in srgb, var(--accent) 6%, transparent);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 16px 20px;
  margin-bottom: 18px;
}

.inline-input,
.inline-select {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-main);
  background-color: var(--bg-card);
  border: none;
  border-bottom: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: 3px 3px 0 0;
  padding: 3px 7px;
  outline: none;
  max-width: 100%;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.inline-select {
  cursor: pointer;
}

.inline-input:focus,
.inline-select:focus {
  border-bottom-color: var(--primary);
  background-color: color-mix(in srgb, var(--primary) 5%, transparent);
}

/* ---------- 4. Service cards ---------- */
.service-card {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  cursor: pointer;
  background-color: var(--bg-main);
}

.service-card .card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.service-card .micro-heading {
  margin-bottom: 0;
}

.service-card .status-chip {
  margin-left: auto;
}

.service-desc {
  display: block;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--grey-dark);
}

.service-card.is-selected {
  background-color: color-mix(in srgb, var(--primary) 7%, transparent);
  border-color: var(--primary);
  box-shadow: inset 3px 0 0 var(--primary);
}

.service-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- C. Output ---------- */
.rgogc-output {
  margin-top: 8px;
  padding-top: 4px;
  border-top: 1px solid var(--border-color);
}

#panel-publish code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  padding: 1px 5px;
  border-radius: 4px;
  background-color: color-mix(in srgb, var(--primary) 7%, transparent);
  color: var(--primary);
  word-break: break-word;
}

#panel-publish pre.code-block {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: hidden;
  margin-bottom: 24px;
}

/* ---------- Industry lens card ---------- */
.lens-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
}

.lens-line {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid var(--border-color);
}

.lens-line:first-of-type {
  border-top: none;
}

.lens-label {
  font-family: var(--font-body);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 2px;
}

.lens-text {
  font-size: 0.83rem;
  line-height: 1.45;
  color: var(--grey-dark);
}

/* ---------- Narrow screens, matching the existing breakpoint ---------- */
@media (max-width: 600px) {
  .verbatim-row {
    grid-template-columns: 1fr 28px;
  }

  .verbatim-row .v-quote {
    grid-column: 1 / -1;
  }

  .claim-sentence {
    line-height: 2.3;
    font-size: 0.95rem;
  }

  .inline-input,
  .inline-select {
    width: 100%;
  }

  .lens-line {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  #panel-publish pre.code-block {
    font-size: 0.68rem;
  }
}

/* ---------- Print ---------- */
@media print {
  .service-card,
  .lens-card,
  .verbatim-rows,
  #panel-publish pre.code-block {
    page-break-inside: avoid;
  }

  #rgogc-form .toolbar-buttons,
  .field-error {
    display: none !important;
  }

  .service-card {
    border: 1px solid #CCCCCC !important;
    background-color: #FFFFFF !important;
  }

  #panel-publish pre.code-block {
    background-color: #F8FAFC !important;
    color: #000000 !important;
    border: 1px solid #CCCCCC !important;
  }
}


/* ----------------------------------------------------
   TAB 2 · CREDENTIAL CHECK — service/platform picker and generated command
   ---------------------------------------------------- */
.cred-intro {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.cred-controls {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 18px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-main);
  margin-bottom: 12px;
}

.cred-control-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.cred-controls .mode-toggles {
  margin-bottom: 0;
  gap: 8px;
}

.cred-controls .toggle-btn {
  font-size: 0.78rem;
  padding: 6px 13px;
}

.cred-controls .toggle-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.cred-control-action {
  align-self: end;
}

.cred-control-action .btn-toolbar {
  white-space: nowrap;
}

.cred-error {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--warn-accent);
  margin-bottom: 18px;
  padding-left: 12px;
  border-left: 3px solid var(--warn-accent);
}

.cred-output {
  margin-bottom: 28px;
}

/* The platform warning — the most useful line on the block, so it sits above the command */
.cred-warning {
  background-color: var(--warn-bg);
  border-left: 4px solid var(--warn-accent);
  border-radius: 0 8px 8px 0;
  padding: 14px 18px;
  margin-bottom: 16px;
}

.cred-warning-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  color: var(--warn-accent);
  margin-bottom: 6px;
}

.cred-warning p {
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 0;
  color: #E2E8F0;
}

/* What a good answer looks like, and what each failure means */
.cred-reads {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}

.rule-card.cred-read {
  padding: 10px 12px;
}

.rule-card.cred-read:hover {
  transform: none;
  box-shadow: none;
}

.rule-card.cred-read .status-chip {
  margin-left: 0;
  display: inline-block;
  margin-bottom: 6px;
}

.rule-card.cred-read p {
  font-size: 0.82rem;
  line-height: 1.45;
}

/* What to check, under every command */
.note-box.cred-checks {
  margin-bottom: 20px;
}

.note-box.cred-checks p {
  font-size: 0.86rem;
  line-height: 1.55;
  margin-bottom: 8px;
}

.note-box.cred-checks p:last-child {
  margin-bottom: 0;
}

@media (max-width: 720px) {
  .cred-controls {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .cred-control-action {
    align-self: stretch;
  }

  .cred-control-action .btn-toolbar {
    width: 100%;
    justify-content: center;
  }

  .cred-reads {
    grid-template-columns: 1fr;
  }}

@media print {
  .cred-controls,
  .cred-error {
    display: none !important;
  }

  .cred-warning {
    border-left: 3px solid #000000 !important;
    background-color: #F8FAFC !important;
    color: #000000 !important;
    page-break-inside: avoid;
  }

  .cred-warning p {
    color: #000000 !important;
  }

  .rule-card.cred-read,
  .note-box.cred-checks {
    page-break-inside: avoid;
  }}

/* ----------------------------------------------------
   TAB 2 · EXPANDABLE BREAK CARDS
   ---------------------------------------------------- */
.break-grid-intro {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* The card head is the control */
button.card-head.break-toggle {
  width: 100%;
  font: inherit;
  text-align: left;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  color: inherit;
}

button.card-head.break-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Chevron on the right, after the status chip */
button.card-head.break-toggle::after {
  content: '';
  width: 8px;
  height: 8px;
  flex: none;
  margin-left: 2px;
  margin-top: -4px;
  border-right: 2px solid var(--sc, var(--text-muted));
  border-bottom: 2px solid var(--sc, var(--text-muted));
  transform: rotate(45deg);
  transition: transform var(--transition-normal);
}

button.card-head.break-toggle[aria-expanded="true"]::after {
  transform: rotate(-135deg);
  margin-top: 2px;
}

/* The revealed region — expands downward, never flips */
.break-expand {
  height: 0;
  overflow: hidden;
  visibility: hidden;
  transition: height 180ms cubic-bezier(0.4, 0, 0.2, 1);
}

.break-expand.is-open {
  visibility: visible;
}

.break-expand-inner {
  padding-top: 14px;
  margin-top: 12px;
  border-top: 1px solid color-mix(in srgb, var(--sc, var(--border-color)) 25%, transparent);
}

.break-sub {
  font-family: var(--font-body);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sc, var(--text-muted));
  margin-bottom: 6px;
}

.break-expand-inner p {
  font-size: 0.83rem;
  line-height: 1.5;
  color: var(--grey-dark);
  margin-bottom: 16px;
}

.break-expand-inner .prompt-head {
  margin-bottom: 8px;
}

.break-expand-inner pre.code-block {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: hidden;
  margin-bottom: 18px;
}

.break-expand-inner code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  padding: 1px 5px;
  border-radius: 4px;
  background-color: color-mix(in srgb, var(--primary) 7%, transparent);
  color: var(--primary);
  word-break: break-word;
}

@media (max-width: 720px) {
  #panel-viz .house-rules-grid {
    grid-template-columns: 1fr;
  }

  .break-expand-inner pre.code-block {
    font-size: 0.67rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .break-expand {
    transition: none;
  }

  button.card-head.break-toggle::after {
    transition: none;
  }
}

@media print {
  .break-expand {
    height: auto !important;
    visibility: visible !important;
    overflow: visible !important;
  }

  button.card-head.break-toggle::after {
    display: none;
  }

  .break-expand-inner,
  .break-expand-inner pre.code-block {
    page-break-inside: avoid;
  }

  .break-expand-inner pre.code-block {
    background-color: #F8FAFC !important;
    color: #000000 !important;
    border: 1px solid #CCCCCC !important;
  }
}


/* ----------------------------------------------------
   TAB 2 · REFERENCE RESPONSES  +  TAB 3 · FIX IT
   ---------------------------------------------------- */

/* ---------- Reference responses (reuses the .keyref-item accordion) ---------- */
.ref-block {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  background-color: var(--bg-card);
  margin-bottom: 28px;
}

.ref-item {
  margin-top: 18px;
}

.ref-note {
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.ref-block pre.code-block {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: hidden;
  margin-bottom: 0;
  color: var(--accent);
}

/* ---------- Fix it panel ---------- */
.fix-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.fix-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
}

.fix-sub {
  font-family: var(--font-body);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sc, var(--text-muted));
  margin-bottom: 6px;
}

.fix-card p {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--grey-dark);
  margin-bottom: 16px;
}

.fix-card .fix-know {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--sc, var(--primary));
  margin-bottom: 0;
}

.fix-card .prompt-head {
  margin-bottom: 8px;
}

#panel-fix pre.code-block {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: hidden;
  margin-bottom: 18px;
}

#panel-fix code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  padding: 1px 5px;
  border-radius: 4px;
  background-color: color-mix(in srgb, var(--primary) 7%, transparent);
  color: var(--primary);
  word-break: break-word;
}

/* ---------- Checklist as a working sequence ---------- */
.checklist-step {
  display: block;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--grey-dark);
}

.checklist-row input[type="checkbox"]:checked ~ label .checklist-step {
  color: var(--text-muted);
  text-decoration: line-through;
  text-decoration-color: color-mix(in srgb, var(--text-muted) 45%, transparent);
}

.checklist-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

/* ---------- Five tabs: keep the bar scrollable and the active tab in view ---------- */
.tab-bar {
  scroll-behavior: smooth;
  scroll-padding-inline: 24px;
}

@media (prefers-reduced-motion: reduce) {
  .tab-bar {
    scroll-behavior: auto;
  }
}

@media (max-width: 720px) {
  #panel-fix pre.code-block,
  .ref-block pre.code-block {
    font-size: 0.68rem;
  }

  .fix-stack {
    grid-template-columns: 1fr;
  }
}

@media print {
  .ref-block,
  .fix-card,
  #panel-fix pre.code-block,
  .ref-block pre.code-block {
    page-break-inside: avoid;
  }

  #panel-fix pre.code-block,
  .ref-block pre.code-block {
    background-color: #F8FAFC !important;
    color: #000000 !important;
    border: 1px solid #CCCCCC !important;
  }

  .fix-card {
    border: 1px solid #CCCCCC !important;
    background-color: #FFFFFF !important;
  }
}


/* ----------------------------------------------------
   TAB 4 · EDITABLE INDUSTRY LENS
   ---------------------------------------------------- */
.lens-card .card-head {
  margin-bottom: 12px;
}

.lens-reset {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 11px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-muted);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.lens-reset:hover {
  color: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 35%, transparent);
}

.lens-reset:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.lens-line label.lens-label {
  cursor: pointer;
}

.lens-field {
  display: block;
}

/* Reads as text until you touch it, then behaves like a field */
.lens-input {
  display: block;
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.83rem;
  line-height: 1.45;
  color: var(--grey-dark);
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 3px 6px;
  margin: -3px -6px 0;
  resize: none;
  overflow: hidden;
  outline: none;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.lens-input:hover {
  border-color: var(--border-color);
}

.lens-input:focus {
  background-color: var(--bg-card);
  border-color: var(--primary);
}

.lens-hint {
  display: block;
  font-size: 0.68rem;
  color: var(--text-muted);
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity var(--transition-fast), max-height var(--transition-fast);
}

.lens-input:focus + .lens-hint {
  opacity: 1;
  max-height: 2.4em;
  margin-top: 4px;
}

@media (prefers-reduced-motion: reduce) {
  .lens-input,
  .lens-hint {
    transition: none;
  }
}

@media (max-width: 600px) {
  .lens-input {
    font-size: 0.86rem;
  }
}

@media print {
  .lens-reset,
  .lens-hint {
    display: none !important;
  }

  .lens-input {
    border-color: transparent !important;
    background: transparent !important;
    color: #000000 !important;
  }
}


/* Optional-field marker on a section heading */
.field-optional {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  vertical-align: middle;
  margin-left: 8px;
  padding: 3px 8px;
  border-radius: 9999px;
  color: var(--text-muted);
  background-color: color-mix(in srgb, var(--text-muted) 8%, transparent);
  border: 1px solid var(--border-color);
}


/* ----------------------------------------------------
   TAB 4 · SAVE / LOAD  +  VERBATIM SYNTHESIS
   ---------------------------------------------------- */
.save-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 16px;
  margin-bottom: 24px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-main);
}

.save-bar-label {
  font-family: var(--font-body);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.save-bar .btn-toolbar {
  font-size: 0.8rem;
  padding: 6px 13px;
}

.save-status {
  flex: 1 1 240px;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--text-muted);
  text-align: right;
}

/* ---------- Synthesised bullets ---------- */
.synthesis-block {
  margin-bottom: 24px;
  padding: 14px 16px;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  background-color: color-mix(in srgb, var(--accent) 5%, transparent);
}

.synthesis-block .prompt-head {
  margin-bottom: 6px;
}

.synthesis-block .field-hint {
  font-size: 0.76rem;
  margin-bottom: 10px;
}

.synth-redo {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 11px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--accent);
  background-color: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  transition: background-color var(--transition-fast);
}

.synth-redo:hover {
  background-color: color-mix(in srgb, var(--accent) 10%, transparent);
}

.synth-redo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.synthesis-input {
  display: block;
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--grey-dark);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 10px 12px;
  resize: none;
  overflow: hidden;
  outline: none;
  transition: border-color var(--transition-fast);
}

.synthesis-input:focus {
  border-color: var(--primary);
}

@media (max-width: 600px) {
  .save-status {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .synth-redo,
  .synthesis-input {
    transition: none;
  }
}

@media print {
  .save-bar,
  .synth-redo {
    display: none !important;
  }

  .synthesis-block {
    border-left: 3px solid #000000 !important;
    background-color: #F8FAFC !important;
    page-break-inside: avoid;
  }

  .synthesis-input {
    border-color: #CCCCCC !important;
    color: #000000 !important;
  }
}