/* ============================================
   ABRO 2026 ComplianceMapper — Professional Light Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg-base:      #f0f2f5;
  --bg-surface:   #ffffff;
  --bg-elevated:  #f8f9fb;
  --bg-hover:     #eef1f6;
  --border:       #e2e5ea;
  --border-light: #edf0f4;

  --text-primary:   #1a1d23;
  --text-secondary: #4b5563;
  --text-muted:     #8b919e;

  --accent:       #2563eb;
  --accent-dim:   #e8effd;
  --accent-glow:  rgba(37,99,235,0.08);
  --accent-dark:  #1d4ed8;

  --green:    #059669;
  --green-bg: rgba(5,150,105,0.08);
  --yellow:   #d97706;
  --yellow-bg:rgba(217,119,6,0.08);
  --red:      #dc2626;
  --red-bg:   rgba(220,38,38,0.06);
  --orange:   #ea580c;
  --purple:   #7c3aed;
  --cyan:     #0891b2;

  --fw-iso:   #2563eb;
  --fw-bio:   #059669;
  --fw-nist:  #d97706;
  --fw-fys:   #8b5cf6;
  --fw-pers:  #e11d48;
  --fw-ccm:   #06b6d4;
  --fw-abdo:  #64748b;
  --fw-27002: #3b82f6;
  --fw-45001: #f59e0b;
  --fw-jscu:  #10b981;

  --sidebar-w: 260px;
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius:    6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.08);
}

/* ============ DARK MODE ============ */
[data-theme="dark"] {
  --bg-base:      #0a0e14;
  --bg-surface:   #141922;
  --bg-elevated:  #1a1f2b;
  --bg-hover:     #1e2430;
  --border:       #252d3a;
  --border-light: #1e2430;

  --text-primary:   #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted:     #64748b;

  --accent-dim:   rgba(37,99,235,0.18);
  --accent-glow:  rgba(37,99,235,0.18);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.5);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.6);
}

[data-theme="dark"] .chapter-card-num {
  background: rgba(255,255,255,0.05);
}

[data-theme="dark"] .req-table th {
  background: var(--bg-base);
}

[data-theme="dark"] .home-card-icon,
[data-theme="dark"] .stat-value {
  color: var(--text-primary);
}

[data-theme="dark"] .btn:hover {
  border-color: var(--accent);
}

[data-theme="dark"] img,
[data-theme="dark"] svg {
  filter: brightness(0.92);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ============ LAYOUT ============ */
#app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* ============ SIDEBAR ============ */
#sidebar {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  box-shadow: 1px 0 3px rgba(0,0,0,0.03);
}

.sidebar-header {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.logo-icon { color: var(--accent); font-size: 18px; }
.logo-text strong { color: var(--accent); }

.version-badge {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  background: var(--bg-elevated);
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-light);
}

.sidebar-nav {
  padding: 12px 8px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 12px;
  background: none;
  border: none;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
  margin-bottom: 2px;
  font-weight: 500;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
  box-shadow: inset 3px 0 0 var(--accent);
  padding-left: 15px;
}

.nav-icon {
  font-size: 14px;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.8;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: inherit;
}
.nav-icon svg { width: 18px; height: 18px; display: block; }
.nav-item.active .nav-icon { opacity: 1; }

/* Sidebar frameworks */
.sidebar-frameworks {
  padding: 16px;
  border-top: 1px solid var(--border);
}

.sidebar-section-title {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 600;
}

.fw-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fw-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 4px;
  transition: background 0.15s;
}

.fw-checkbox-label:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.fw-check {
  accent-color: var(--accent);
  width: 14px;
  height: 14px;
}

.fw-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.sidebar-hint {
  margin-top: 12px;
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.5;
  padding: 8px;
  background: var(--bg-elevated);
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
}

/* ============ MAIN ============ */
#main {
  overflow-y: auto;
  min-height: 100vh;
  background: var(--bg-base);
}

.view { display: none; }
.view.active { display: block; }

/* ============ PAGE HEADER ============ */
.page-header {
  padding: 28px 36px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.page-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.page-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.page-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  transition: all 0.15s;
  white-space: nowrap;
}

.btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: #ccc;
}

.btn-primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: white;
}

/* ============ CONTENT AREA ============ */
.content-area { padding: 24px 36px; }

/* ============ STATS GRID ============ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s;
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent-color, var(--accent));
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 6px;
  font-weight: 500;
}

.stat-sub {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
  font-family: var(--font-mono);
}

/* ============ FRAMEWORK COMPARISON ============ */
.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  margin-top: 8px;
}

.fw-compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.fw-compare-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: all 0.2s;
  box-shadow: var(--shadow-sm);
}

.fw-compare-card:hover { box-shadow: var(--shadow-md); }
.fw-compare-card.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }

.fw-compare-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid;
}

.fw-compare-name {
  font-size: 13px;
  font-weight: 600;
}

.fw-compare-pct {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
}

.fw-compare-bar {
  display: flex;
  height: 8px;
  background: var(--bg-base);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
}

.bar-fill { height: 100%; transition: width 0.3s; }
.bar-full { background: var(--green); }
.bar-partial { background: var(--yellow); }

.fw-compare-nums {
  display: flex;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
}

/* ============ CHAPTER BREAKDOWN ============ */
.chapter-breakdown {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.chapter-row {
  display: grid;
  grid-template-columns: 280px 1fr 120px;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

.chapter-row:last-child { border-bottom: none; }

.chapter-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
}

.chapter-icon { font-size: 16px; }
.chapter-count { color: var(--text-muted); font-size: 11px; }

.chapter-bar-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chapter-bar {
  flex: 1;
  display: flex;
  height: 6px;
  background: var(--bg-base);
  border-radius: 3px;
  overflow: hidden;
}

.chapter-pct {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 36px;
  text-align: right;
}

.chapter-nums {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  text-align: right;
}

/* ============ COVERAGE COLORS ============ */
.cov-full { color: var(--green); }
.cov-partial { color: var(--yellow); }
.cov-none { color: var(--red); }

.cov-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
  white-space: nowrap;
}

.cov-badge.cov-full { background: var(--green-bg); color: var(--green); }
.cov-badge.cov-partial { background: var(--yellow-bg); color: var(--yellow); }
.cov-badge.cov-none { background: var(--red-bg); color: var(--red); }

/* ============ FILTERS ============ */
.filters-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px 36px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.filter-select, .filter-input {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 6px 10px;
  outline: none;
  transition: border-color 0.15s;
}

.filter-select:focus, .filter-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.1);
}

.filter-input {
  width: 180px;
}

.req-counter {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
}

/* ============ REQUIREMENTS TABLE ============ */
.req-table-wrap {
  overflow-x: auto;
  padding: 0 36px 36px;
}

.req-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.req-table th {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 10px 8px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg-base);
  z-index: 1;
  font-weight: 600;
}

.req-table td {
  padding: 8px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}

.section-header-row td {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

.req-row {
  transition: background 0.15s;
  cursor: pointer;
}

.req-row:nth-child(even) { background: var(--bg-elevated); }
.req-row:hover { background: var(--bg-hover); }

.cov-full-row { border-left: 3px solid var(--green); }
.cov-partial-row { border-left: 3px solid var(--yellow); }
.cov-none-row { border-left: 3px solid var(--red); }

.req-id-cell {
  white-space: nowrap;
  width: 100px;
}

.expand-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 10px;
  padding: 2px 4px;
  margin-right: 4px;
  transition: color 0.15s;
}

.expand-btn:hover { color: var(--accent); }

.req-id {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
}

.req-desc-cell {
  color: var(--text-secondary);
  max-width: 500px;
  font-size: 12px;
  line-height: 1.5;
}

.req-tbb-cell {
  white-space: nowrap;
}

.tbb-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  font-weight: 600;
  margin-right: 2px;
  display: inline-block;
}

.tbb-1 { background: rgba(220,38,38,0.08); color: var(--red); border: 1px solid rgba(220,38,38,0.2); }
.tbb-2 { background: rgba(234,88,12,0.08); color: var(--orange); border: 1px solid rgba(234,88,12,0.2); }
.tbb-3 { background: rgba(217,119,6,0.08); color: var(--yellow); border: 1px solid rgba(217,119,6,0.2); }
.tbb-4 { background: rgba(5,150,105,0.08); color: var(--green); border: 1px solid rgba(5,150,105,0.2); }

.req-fw-cell {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.mapping-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 500;
  white-space: nowrap;
  cursor: help;
}

.mapping-badge.cov-full { background: var(--green-bg); color: var(--green); }
.mapping-badge.cov-partial { background: var(--yellow-bg); color: var(--yellow); }
.mapping-badge.cov-none { background: var(--red-bg); color: var(--red); }

/* Detail row */
.detail-row td {
  background: var(--bg-elevated);
  padding: 16px 20px;
  border-bottom: 2px solid var(--border);
}

.detail-content {
  display: grid;
  gap: 16px;
}

.detail-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.detail-mappings {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.detail-fw-block {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}

.detail-fw-name {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
}

.detail-fw-controls, .detail-fw-coverage {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.detail-fw-note {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 6px;
  line-height: 1.4;
}

/* ============ GAPS VIEW ============ */
.gaps-content { padding: 24px 36px; }

.gaps-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.gap-counter {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  background: var(--red-bg);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
  color: var(--red);
}

.gap-chapter-header {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  padding: 16px 0 8px;
  margin-top: 8px;
  border-bottom: 1px solid var(--border);
}

.gap-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--red);
  border-radius: var(--radius);
  padding: 16px;
  margin: 8px 0;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s;
}

.gap-card:hover { box-shadow: var(--shadow-md); }

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

.gap-section {
  font-size: 11px;
  color: var(--text-muted);
}

.gap-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 10px;
}

.gap-card-notes {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gap-note {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ============ EMPTY STATE ============ */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
  font-size: 14px;
}

/* ============ TBB INFO BAR ============ */
.tbb-info-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.tbb-info-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.tbb-info-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.tbb-info-item {
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 11px;
  line-height: 1.4;
}

.tbb-info-item strong {
  font-family: var(--font-mono);
  font-size: 11px;
  display: block;
  margin-bottom: 2px;
}

.tbb-info-item span {
  color: var(--text-secondary);
  font-size: 10px;
}

.tbb-4-bg { background: rgba(5,150,105,0.06); border: 1px solid rgba(5,150,105,0.15); }
.tbb-4-bg strong { color: var(--green); }
.tbb-3-bg { background: rgba(217,119,6,0.06); border: 1px solid rgba(217,119,6,0.15); }
.tbb-3-bg strong { color: var(--yellow); }
.tbb-2-bg { background: rgba(234,88,12,0.06); border: 1px solid rgba(234,88,12,0.15); }
.tbb-2-bg strong { color: var(--orange); }
.tbb-1-bg { background: rgba(220,38,38,0.06); border: 1px solid rgba(220,38,38,0.15); }
.tbb-1-bg strong { color: var(--red); }

/* ============ CHAPTER CARDS ============ */
.chapter-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.chapter-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow-sm);
}

.chapter-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.chapter-card.ch-highlight {
  border-width: 2px;
}

.chapter-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-light);
}

.chapter-card-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  background: rgba(255,255,255,0.9);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chapter-card-title {
  font-size: 13px;
  font-weight: 600;
  flex: 1;
}

.chapter-card-count {
  font-family: var(--font-mono);
  font-size: 11px;
  opacity: 0.7;
}

.ch-1-accent { background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(37,99,235,0.03)); }
.ch-1-accent .chapter-card-num { color: var(--accent); }
.ch-2-accent { background: linear-gradient(135deg, rgba(8,145,178,0.08), rgba(8,145,178,0.03)); }
.ch-2-accent .chapter-card-num { color: var(--cyan); }
.ch-3-accent { background: linear-gradient(135deg, rgba(139,92,246,0.08), rgba(139,92,246,0.03)); }
.ch-3-accent .chapter-card-num { color: var(--purple); }
.ch-4-accent { background: linear-gradient(135deg, rgba(5,150,105,0.08), rgba(5,150,105,0.03)); }
.ch-4-accent .chapter-card-num { color: var(--green); }
.ch-5-accent { background: linear-gradient(135deg, rgba(217,119,6,0.08), rgba(217,119,6,0.03)); }
.ch-5-accent .chapter-card-num { color: var(--yellow); }

.chapter-card-body {
  padding: 14px 16px;
}

.chapter-card-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

.chapter-card-bar-wrap {
  height: 6px;
  background: var(--bg-base);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.chapter-card-bar {
  height: 100%;
  display: flex;
  border-radius: 3px;
  overflow: hidden;
}

.chapter-card-stats {
  display: flex;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}

/* ============ SIDEBAR NAV EXTRAS ============ */
.nav-divider {
  height: 1px;
  background: var(--border-light);
  margin: 8px 12px;
}

.nav-section-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 4px 12px 6px;
  font-weight: 600;
}

.nav-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 1px 6px;
  border-radius: 8px;
  min-width: 24px;
  text-align: center;
}

.ch-icon {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: white;
}

.ch-1 { background: var(--accent); }
.ch-2 { background: var(--cyan); }
.ch-3 { background: var(--purple); }
.ch-4 { background: var(--green); }
.ch-5 { background: var(--yellow); }

.filter-search { flex: 1; min-width: 150px; }
.filter-search .filter-input { width: 100%; }

/* ============ REFERENCE VIEW ============ */
.ref-controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px 36px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.ref-content {
  padding: 24px 36px;
}

.ref-fw-header {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.ref-fw-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.ref-fw-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
}

.ref-fw-themes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ref-theme-badge {
  font-size: 11px;
  background: var(--accent-dim);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
}

.ref-theme-badge strong {
  font-weight: 700;
}

.ref-group {
  margin-bottom: 24px;
}

.ref-group-header {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  padding: 12px 0 8px;
  border-bottom: 2px solid var(--accent-dim);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ref-group-count {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  font-family: var(--font-mono);
  background: var(--bg-elevated);
  padding: 2px 8px;
  border-radius: 10px;
}

.ref-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 12px;
}

.ref-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  transition: box-shadow 0.2s;
  box-shadow: var(--shadow-sm);
}

.ref-card:hover {
  box-shadow: var(--shadow-md);
}

.ref-card-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.ref-card-id {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.ref-card-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.ref-card-summary {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.ref-abro-refs {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.ref-abro-label {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-right: 4px;
}

.ref-abro-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--border-light);
}

/* ============ NOTITIES ============ */
.detail-notes {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.detail-notes strong {
  font-size: 12px;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 6px;
}

.note-field {
  width: 100%;
  min-height: 60px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--text-primary);
  background: var(--bg-surface);
  resize: vertical;
  line-height: 1.5;
}

.note-field:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.1);
}

.note-field::placeholder {
  color: var(--text-muted);
}

/* ============ DISCLAIMER ============ */
.home-disclaimer {
  margin: 32px auto 16px;
  max-width: 800px;
  padding: 16px 20px;
  background: rgba(234,179,8,0.06);
  border: 1px solid rgba(234,179,8,0.35);
  border-left: 3px solid #eab308;
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.home-disclaimer strong {
  color: var(--text-primary);
  font-size: 12px;
}

.home-disclaimer .disc-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #eab308;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.home-disclaimer ul {
  margin: 6px 0 6px 0;
  padding-left: 18px;
}
.home-disclaimer ul li { margin-bottom: 3px; }

/* ============ PRINT STYLES ============ */
@page {
  size: A4;
  margin: 2cm 1.5cm;
  @bottom-right { content: counter(page) " / " counter(pages); font-size: 9pt; color: #888; }
}

@media print {
  /* Force light theme for print regardless of current theme */
  :root, [data-theme="dark"] {
    --bg-base:      #ffffff;
    --bg-surface:   #ffffff;
    --bg-elevated:  #f7f7f7;
    --bg-hover:     #f0f0f0;
    --border:       #cccccc;
    --border-light: #e5e5e5;
    --text-primary:   #000000;
    --text-secondary: #222222;
    --text-muted:     #666666;
  }

  /* Make sure colors print */
  * {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
    color-adjust: exact !important;
  }

  html, body { background: white !important; color: black !important; font-size: 10pt; }

  /* Hide chrome */
  #sidebar,
  .mobile-menu-btn,
  .mobile-menu-overlay,
  .filters-bar,
  .page-actions,
  .nav-item,
  .sidebar-frameworks,
  .global-search,
  .theme-toggle-btn,
  .home-footer button,
  .back-link {
    display: none !important;
  }

  #app { display: block !important; grid-template-columns: 1fr !important; }
  #main { overflow: visible !important; }

  .page-header {
    padding: 0 0 12px;
    border: none;
    border-bottom: 2pt solid #000;
    margin-bottom: 16px;
    page-break-after: avoid;
  }
  .page-title { font-size: 16pt; }
  .page-subtitle { font-size: 10pt; color: #444; }

  .content-area, .gaps-content, .req-table-wrap, .ref-content,
  .abdo-content, .tbb-content, .diamond-wrap {
    padding: 0 !important;
    max-width: 100% !important;
  }

  /* Card / block formatting */
  .stat-card, .fw-compare-card, .gap-card, .chapter-card,
  .ref-card, .ref-fw-header, .chapter-breakdown, .tbb-info-bar,
  .abdo-section, .home-card, .bron-card {
    box-shadow: none !important;
    border: 1px solid #999 !important;
    page-break-inside: avoid;
  }

  /* Section page breaks */
  .gap-chapter-header,
  .ref-group-header,
  .section-title,
  .abdo-section h2 {
    page-break-after: avoid;
    page-break-before: auto;
  }

  /* Avoid splitting rows/cards */
  .req-row, .gap-card, .ref-card, .chapter-row { page-break-inside: avoid; }
  h1, h2, h3, h4 { page-break-after: avoid; }

  .req-table { font-size: 9pt; }
  .req-table th { background: #eaeaea !important; color: #000 !important; }
  .section-header-row td { background: #f0f0f0 !important; color: #000 !important; }

  a { text-decoration: none; color: inherit; }
  a[href^="http"]:after { content: " (" attr(href) ")"; font-size: 8pt; color: #555; }

  /* Print header on every page via running element */
  body::before {
    content: "FNC Tool \2014 Framework & Norm Compliance \2014 ABRO 2026";
    display: block;
    font-size: 9pt;
    color: #555;
    border-bottom: 1px solid #ccc;
    padding-bottom: 4pt;
    margin-bottom: 8pt;
  }
  body::after {
    content: "Afgedrukt op " attr(data-print-date) " \2014 fnctool";
    display: block;
    font-size: 8pt;
    color: #777;
    margin-top: 12pt;
    border-top: 1px solid #ccc;
    padding-top: 4pt;
    text-align: center;
  }
}

/* ============ THEME TOGGLE BUTTON ============ */
.theme-toggle-btn {
  margin: 10px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  width: calc(100% - 20px);
  transition: all 0.15s;
}
.theme-toggle-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--accent);
}
.theme-toggle-icon { font-size: 14px; }

/* Header version for desktop top-right */
.theme-toggle-btn.in-header {
  width: auto;
  margin: 0;
  padding: 7px 12px;
}

/* ============ GLOBAL SEARCH ============ */
.global-search {
  position: relative;
  flex: 1;
  max-width: 360px;
  min-width: 180px;
}
.global-search input {
  width: 100%;
  padding: 8px 12px 8px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%238b919e' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='8'/><line x1='21' y1='21' x2='16.65' y2='16.65'/></svg>");
  background-repeat: no-repeat;
  background-position: 10px center;
  background-size: 14px 14px;
}
.global-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}
.global-search input::placeholder { color: var(--text-muted); }

.global-search-results {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  left: 0;
  max-height: 420px;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
}
.global-search-results.open { display: block; }

.gs-result {
  display: block;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-light);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: background 0.12s;
}
.gs-result:last-child { border-bottom: none; }
.gs-result:hover, .gs-result.active { background: var(--bg-hover); }

.gs-cat {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 1px 6px;
  border-radius: 3px;
  background: var(--accent-dim);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-right: 8px;
  font-weight: 700;
}
.gs-cat.gs-abro { background: rgba(37,99,235,0.12); color: var(--accent); }
.gs-cat.gs-jscu { background: rgba(16,185,129,0.12); color: var(--fw-jscu); }
.gs-cat.gs-iso { background: rgba(59,130,246,0.12); color: var(--fw-27002); }
.gs-cat.gs-nist { background: rgba(217,119,6,0.12); color: var(--fw-nist); }
.gs-cat.gs-ccm { background: rgba(6,182,212,0.12); color: var(--fw-ccm); }
.gs-cat.gs-bio { background: rgba(5,150,105,0.12); color: var(--fw-bio); }
.gs-cat.gs-45001 { background: rgba(245,158,11,0.12); color: var(--fw-45001); }
.gs-cat.gs-page { background: var(--bg-elevated); color: var(--text-secondary); }

.gs-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 2px;
}
.gs-snippet {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.gs-empty, .gs-hint {
  padding: 14px 16px;
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}
.gs-group-label {
  padding: 6px 14px 4px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-light);
}

/* Page-header layout adjustments to fit search bar */
.page-header .global-search { align-self: center; }

@media (max-width: 1024px) {
  .global-search { max-width: 100%; }
  .page-header { flex-wrap: wrap; }
}

/* ============ RESPONSIVE ============ */
/* ============ MOBILE MENU BUTTON ============ */
.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1001;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-surface);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  font-size: 18px;
  color: var(--accent);
  align-items: center;
  justify-content: center;
}

.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.3);
  z-index: 999;
}

@media (max-width: 1024px) {
  #app {
    grid-template-columns: 1fr;
  }
  #sidebar {
    position: fixed;
    top: 0; left: -280px;
    width: 280px;
    height: 100vh;
    z-index: 1000;
    transition: left 0.25s ease;
    box-shadow: var(--shadow-lg);
  }
  #sidebar.open {
    left: 0;
  }
  #sidebar a, #sidebar button {
    -webkit-tap-highlight-color: rgba(0,0,0,0.1);
    touch-action: manipulation;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .mobile-menu-overlay.open {
    display: block;
  }
  .filters-bar {
    padding: 12px 16px;
    padding-top: 56px;
  }
  .content-area, .gaps-content, .req-table-wrap {
    padding-left: 16px;
    padding-right: 16px;
  }
  .page-header {
    padding: 20px 16px;
    padding-left: 60px;
  }
  .chapter-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .chapter-cards-grid {
    grid-template-columns: 1fr;
  }
  .tbb-info-items {
    grid-template-columns: repeat(2, 1fr);
  }
  .fw-compare-grid {
    grid-template-columns: 1fr;
  }
  .req-desc-cell {
    max-width: 250px;
  }
  .detail-mappings {
    grid-template-columns: 1fr;
  }
  .jscu-header-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============ SVG ICON UTILITIES ============ */
[data-icon] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  line-height: 0;
}
[data-icon] svg {
  width: 100%;
  height: 100%;
  display: block;
}
.icon-inline {
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: -3px;
  margin-right: 4px;
  color: inherit;
}
.icon-inline svg { width: 16px; height: 16px; }

/* Logo/hero/card/toggle icons use SVGs now */
.logo-icon,
.home-hero .hero-icon,
.home-card-icon,
.theme-toggle-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
  color: inherit;
}
.logo-icon svg { width: 20px; height: 20px; }
.home-hero .hero-icon { width: 48px; height: 48px; }
.home-hero .hero-icon svg { width: 48px; height: 48px; }
.home-card-icon { width: 28px; height: 28px; }
.home-card-icon svg { width: 28px; height: 28px; }
.home-card-arrow { display: inline-flex; align-items: center; gap: 4px; }
.home-card-arrow svg { width: 14px; height: 14px; }
.theme-toggle-icon { width: 14px; height: 14px; }
.theme-toggle-icon svg { width: 14px; height: 14px; }
.btn [data-icon] { width: 14px; height: 14px; }
.btn [data-icon] svg { width: 14px; height: 14px; }
.mobile-menu-btn [data-icon] svg { width: 20px; height: 20px; }

/* Keep dark-mode SVGs at normal brightness for UI chrome */
[data-theme="dark"] .nav-icon svg,
[data-theme="dark"] .logo-icon svg,
[data-theme="dark"] .home-card-icon svg,
[data-theme="dark"] .theme-toggle-icon svg,
[data-theme="dark"] .mobile-menu-btn svg,
[data-theme="dark"] .breadcrumb svg,
[data-theme="dark"] .back-home-mobile svg {
  filter: none;
}

/* ============ BREADCRUMB ============ */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 10px 36px;
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-sans);
}
.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}
.breadcrumb a:hover {
  color: var(--accent);
  background: var(--bg-hover);
}
.breadcrumb .crumb-sep {
  display: inline-flex;
  width: 12px;
  height: 12px;
  color: var(--text-muted);
  opacity: 0.6;
}
.breadcrumb .crumb-sep svg { width: 12px; height: 12px; }
.breadcrumb .crumb-current {
  color: var(--text-primary);
  font-weight: 500;
  padding: 2px 6px;
}

@media (max-width: 1024px) {
  .breadcrumb {
    padding: 10px 16px 10px 60px;
    font-size: 11px;
  }
}

/* ============ BACK-TO-HOME MOBILE BUTTON ============ */
.back-home-mobile {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  margin: 12px 16px 0;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s;
}
.back-home-mobile:hover {
  background: var(--bg-hover);
  color: var(--accent);
  border-color: var(--accent);
}
.back-home-mobile svg { width: 16px; height: 16px; }

@media (max-width: 1024px) {
  .back-home-mobile { display: inline-flex; }
}

/* ============ MANUAL (handleiding) PAGE ============ */
.manual-content {
  padding: 24px 36px 48px;
  max-width: 900px;
}
.manual-section {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 20px;
}
.manual-section h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.manual-section h2 .sec-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 700;
}
.manual-section h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 16px 0 8px;
}
.manual-section p,
.manual-section li {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.manual-section ul,
.manual-section ol {
  padding-left: 22px;
  margin: 8px 0 10px;
}
.manual-section li { margin-bottom: 6px; }
.manual-section strong { color: var(--text-primary); }
.manual-section code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--bg-elevated);
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}
.manual-step-list {
  counter-reset: stepcount;
  list-style: none;
  padding-left: 0;
  margin: 12px 0;
}
.manual-step-list > li {
  counter-increment: stepcount;
  position: relative;
  padding: 10px 14px 10px 46px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.manual-step-list > li::before {
  content: counter(stepcount);
  position: absolute;
  top: 10px;
  left: 12px;
  width: 24px;
  height: 24px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.manual-callout {
  background: var(--accent-dim);
  border-left: 3px solid var(--accent);
  padding: 12px 14px;
  border-radius: var(--radius);
  margin: 12px 0;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.manual-callout strong { color: var(--accent); }
.manual-callout.callout-warn {
  background: var(--yellow-bg);
  border-left-color: var(--yellow);
}
.manual-callout.callout-warn strong { color: var(--yellow); }
.manual-toc {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.manual-toc h3 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.manual-toc ol {
  columns: 2;
  column-gap: 24px;
  padding-left: 18px;
  margin: 0;
  font-size: 12px;
}
.manual-toc li { margin-bottom: 4px; break-inside: avoid; }
.manual-toc a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}
.manual-toc a:hover { color: var(--accent); text-decoration: underline; }
.manual-faq dt {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 13px;
  margin-top: 12px;
}
.manual-faq dd {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 4px 0 8px 0;
  padding-left: 10px;
  border-left: 2px solid var(--border);
}
@media (max-width: 700px) {
  .manual-toc ol { columns: 1; }
  .manual-content { padding: 16px; }
  .manual-section { padding: 18px; }
}