@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=EB+Garamond:wght@400&family=DM+Sans:wght@400;500;600&family=DM+Mono:wght@400&display=swap");

:root {
  /* Colors — canonical cream / warm paper app palette */
  --bb-color-background: #F7F4EF;
  --bb-color-surface: #FFFFFF;
  --bb-color-surface-raised: #FDFCFA;
  --bb-color-border: rgba(0, 0, 0, 0.08);
  --bb-color-border-strong: rgba(0, 0, 0, 0.15);
  --bb-color-text-primary: #1A1A1A;
  --bb-color-text-secondary: #6B6560;
  --bb-color-text-tertiary: #9E9994;
  --bb-color-accent: #C84B31;
  --bb-color-accent-hover: #A83A22;
  --bb-color-accent-surface: rgba(200, 75, 49, 0.06);
  --bb-color-success: #2E7D52;
  --bb-color-success-surface: rgba(46, 125, 82, 0.08);
  --bb-color-warning: #B45309;
  --bb-color-warning-surface: rgba(180, 83, 9, 0.08);

  /* Marketing / nav (dark bar) */
  --ink: #1A1714;
  --cream: #F7F4EF;

  /* Status dots */
  --bb-status-approved: #2E7D52;
  --bb-status-completed: #2E7D52;
  --bb-status-prose-draft: #C84B31;
  --bb-status-in-progress: #C84B31;
  --bb-status-generating: #B45309;
  --bb-status-pending: #B45309;
  --bb-status-not-started: #D0CBC5;

  /* Typography */
  --bb-font-display: "Playfair Display", "Georgia", serif;
  --bb-font-body: "EB Garamond", "Georgia", "Times New Roman", serif;
  --bb-font-ui: "DM Sans", system-ui, -apple-system, sans-serif;
  --bb-font-mono: "DM Mono", "Fira Code", monospace;
  --bb-font-weight-regular: 400;
  --bb-font-weight-medium: 500;
  --bb-font-weight-semibold: 600;
  --bb-font-weight-bold: 700;

  --bb-text-xs-size: 11px;
  --bb-text-xs-line-height: 1.4;
  --bb-text-sm-size: 13px;
  --bb-text-sm-line-height: 1.5;
  --bb-text-base-size: 15px;
  --bb-text-base-line-height: 1.6;
  --bb-text-md-size: 17px;
  --bb-text-md-line-height: 1.6;
  --bb-text-lg-size: 20px;
  --bb-text-lg-line-height: 1.4;
  --bb-text-xl-size: 24px;
  --bb-text-xl-line-height: 1.3;
  --bb-text-2xl-size: 32px;
  --bb-text-2xl-line-height: 1.2;
  --bb-text-prose-size: 18px;
  --bb-text-prose-line-height: 1.75;

  /* Spacing */
  --bb-space-1: 4px;
  --bb-space-2: 8px;
  --bb-space-3: 12px;
  --bb-space-4: 16px;
  --bb-space-5: 20px;
  --bb-space-6: 24px;
  --bb-space-8: 32px;
  --bb-space-10: 40px;
  --bb-space-12: 48px;
  --bb-space-16: 64px;
  --bb-space-20: 80px;

  /* Layout */
  --bb-nav-height: 52px;
  --bb-sidebar-collapsed: 56px;
  --bb-sidebar-expanded: 220px;
  --bb-content-max-width: 720px;
  --bb-content-padding: 80px;
  --bb-panel-width: 320px;

  /* Border radius */
  --bb-radius-sm: 6px;
  --bb-radius-md: 10px;
  --bb-radius-lg: 14px;
  --bb-radius-xl: 20px;
  --bb-radius-full: 9999px;

  /* Shadows */
  --bb-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --bb-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
  --bb-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10), 0 4px 8px rgba(0, 0, 0, 0.06);

  /* Motion */
  --bb-transition-fast: 0.1s ease;
  --bb-transition-base: 0.2s ease;
  --bb-transition-slow: 0.35s ease;
  --bb-transition-sidebar: width var(--bb-transition-slow), opacity var(--bb-transition-base);
  --bb-transition-content: opacity 0.3s ease, transform 0.3s ease;

  /* Legacy aliases used by existing templates during the redesign migration. */
  --canvas: var(--bb-color-background);
  --header-bg: var(--bb-color-surface);
  --card-bg: var(--bb-color-surface);
  --text-primary: var(--bb-color-text-primary);
  --text-secondary: var(--bb-color-text-secondary);
  --border: var(--bb-color-border-strong);
  --border-subtle: var(--bb-color-border);
  --accent: var(--bb-color-accent);
  --accent-muted: var(--bb-color-accent-surface);
  --success: var(--bb-color-success);
  --success-bg: var(--bb-color-success-surface);
  --warning: var(--bb-color-warning);
  --warning-bg: var(--bb-color-warning-surface);
  --danger: #C0392B;
  --danger-border: rgba(192, 57, 43, 0.3);
  --color-background-primary: var(--bb-color-surface);
  --color-background-secondary: var(--bb-color-surface-raised);
  --color-text-primary: var(--bb-color-text-primary);
  --color-text-secondary: var(--bb-color-text-secondary);
  --color-text-tertiary: var(--bb-color-text-tertiary);
  --color-border-secondary: var(--bb-color-border);
  --color-border-tertiary: var(--bb-color-border);
  --color-background-success: var(--bb-color-success-surface);
  --color-text-success: var(--bb-color-success);
  --color-background-warning: var(--bb-color-warning-surface);
  --color-text-warning: var(--bb-color-warning);
  --color-background-danger: rgba(192, 57, 43, 0.06);
  --color-text-danger: #C0392B;
  --font-serif: var(--bb-font-display);
  --font-sans: var(--bb-font-ui);
  --font-mono: var(--bb-font-mono);
  --input-bg: var(--bb-color-surface);
  --composer-input-bg: var(--bb-color-surface);
  --composer-input-text: var(--bb-color-text-primary);
  --stepper-track: var(--bb-color-surface-raised);
  --row-hover: rgba(0, 0, 0, 0.035);
}

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

* {
  margin: 0;
}

html {
  font-family: var(--bb-font-ui);
  background: var(--bb-color-background);
  color: var(--bb-color-text-primary);
}

body {
  font-family: var(--bb-font-ui);
  background: var(--bb-color-background);
  color: var(--bb-color-text-primary);
  font-size: var(--bb-text-base-size);
  line-height: var(--bb-text-base-line-height);
}

.bb-prose {
  font-family: var(--bb-font-body);
  font-size: 18px;
  line-height: 1.75;
  max-width: 720px;
  margin: 0 auto;
}

/* ── NLV Report Panel (book sidebar) ───────────────────────── */

.bb-ch-list > li.chapter-card {
  display: block;
}

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

.nlv-status-dot--blocking {
  background: var(--danger);
}

.nlv-status-dot--advisory {
  background: var(--warning);
}

.nlv-status-dot--warning {
  background: var(--color-text-secondary, #888);
}

.nlv-chevron {
  margin-left: auto;
  transition: transform 0.2s ease;
  font-size: 0.75rem;
}

.nlv-chevron--open {
  transform: rotate(180deg);
}

.nlv-report-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.nlv-item {
  border-radius: 4px;
  padding: 0.75rem 1rem;
  border-left: 3px solid transparent;
}

.nlv-item--blocking {
  background: color-mix(in srgb, var(--danger) 8%, transparent);
  border-left-color: var(--danger);
}

.nlv-item--advisory {
  background: color-mix(in srgb, var(--warning) 8%, transparent);
  border-left-color: var(--warning);
}

.nlv-item-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.nlv-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  text-transform: uppercase;
}

.nlv-badge--blocking {
  background: var(--danger);
  color: var(--bb-color-surface);
}

.nlv-badge--advisory {
  background: var(--warning);
  color: var(--bb-color-surface);
}

.nlv-badge--warning {
  background: color-mix(in srgb, var(--warning, #e67e22) 20%, transparent);
  color: var(--warning, #e67e22);
  border: 1px solid var(--warning, #e67e22);
}

.nlv-item--warning {
  background: color-mix(in srgb, var(--color-text-secondary) 6%, transparent);
  border-left: 3px solid color-mix(in srgb, var(--color-text-secondary) 45%, transparent);
}

.nlv-warn-section {
  margin-top: 0.25rem;
}

.nlv-issue--warn .nlv-recommendation {
  opacity: 0.95;
}

.nlv-warn-apply-btn {
  font-size: 0.8125rem;
  padding: 0.35rem 0.75rem;
}

.nlv-check-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.nlv-issue {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
}

.nlv-item-header + .nlv-issue {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.nlv-beat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nlv-description {
  margin: 0.25rem 0;
  font-size: 0.875rem;
  color: var(--color-text-primary);
}

.nlv-description--fixed {
  color: var(--color-text-success);
}

.nlv-recommendation {
  margin: 0.25rem 0 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

.nlv-manual-flag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-danger);
  margin-top: 0.25rem;
}

.nlv-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.nlv-apply-fix-btn {
  font-size: 0.8125rem;
  padding: 0.35rem 0.75rem;
}

.nlv-undo-btn {
  font-size: 0.8125rem;
  padding: 0.25rem 0.6rem;
}

.nlv-spinner {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.nlv-all-pass {
  font-size: 0.875rem;
  color: var(--color-text-success);
  padding: 0.5rem 0;
}

.nlv-pass-icon {
  margin-right: 0.25rem;
}

.nlv-empty,
.nlv-error,
.nlv-loading {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding: 0.5rem 0;
  font-style: italic;
}

.nlv-issue--fixed {
  opacity: 0.85;
}

.nlv-auto-fix-form.htmx-request .nlv-spinner {
  opacity: 1;
}

/* ── Recommended Actions Panel ───────────────────────────────── */

.bb-rec-actions {
  margin: 1.25rem 0;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
}

.bb-rec-actions__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: color-mix(in srgb, var(--card-bg) 90%, white 10%);
  border-bottom: 1px solid var(--border-subtle);
}

.bb-rec-actions__title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.bb-rec-actions__count {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.bb-rec-actions__body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.bb-rec-item {
  padding: 0.875rem 1rem;
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--border-subtle);
}

.bb-rec-item:last-child {
  border-bottom: none;
}

.bb-rec-item--blocking {
  border-left-color: var(--danger, #c0392b);
  background: color-mix(in srgb, var(--danger, #c0392b) 6%, transparent);
}

.bb-rec-item--fail {
  border-left-color: var(--danger, #c0392b);
  background: color-mix(in srgb, var(--danger, #c0392b) 4%, transparent);
}

.bb-rec-item--forced {
  border-left-color: var(--warning, #b45309);
  background: color-mix(in srgb, var(--warning, #b45309) 6%, transparent);
}

.bb-rec-item--warn {
  border-left-color: var(--warning, #b45309);
  background: color-mix(in srgb, var(--warning, #b45309) 3%, transparent);
}

.bb-rec-item--info {
  border-left-color: #2563eb;
  background: color-mix(in srgb, #2563eb 4%, transparent);
}

.bb-rec-item--polish {
  border-left-color: var(--text-secondary);
  background: transparent;
}

.bb-rec-item--pass {
  border-left-color: var(--success);
  background: color-mix(in srgb, var(--success) 5%, transparent);
}

.bb-rec-item__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.bb-rec-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
  flex-shrink: 0;
}

.bb-rec-badge--blocking,
.bb-rec-badge--fail {
  background: var(--danger, #c0392b);
  color: #fff;
}

.bb-rec-badge--forced,
.bb-rec-badge--warn {
  background: var(--warning, #b45309);
  color: #fff;
}

.bb-rec-badge--info {
  background: #2563eb;
  color: #fff;
}

.bb-rec-badge--polish {
  background: var(--text-secondary);
  color: var(--card-bg);
}

.bb-rec-badge--pass {
  background: var(--success);
  color: #fff;
}

.bb-rec-item__loc {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.bb-rec-item__desc {
  margin: 0 0 0.35rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.bb-rec-item__fix {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.45;
}

.bb-rec-item__note {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--danger, #c0392b);
}

.bb-rec-item__violations {
  margin: 0.35rem 0 0.5rem 1rem;
  padding: 0;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.bb-rec-fix-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 5px;
  border: 1px solid var(--danger, #c0392b);
  background: var(--danger, #c0392b);
  color: #fff;
  cursor: pointer;
  transition: opacity 0.15s;
}

.bb-rec-fix-btn:hover {
  opacity: 0.85;
}

.bb-rec-fix-btn--ghost {
  background: transparent;
  border-color: var(--border-subtle);
  color: var(--text-primary);
}

.bb-rec-fix-btn--ghost:hover {
  border-color: var(--text-secondary);
}

.bb-rec-spinner {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-left: 0.5rem;
}

.bb-rec-nlv-fix-form.htmx-request .bb-rec-spinner {
  opacity: 1;
}

/* ── Dismissed NLV items ─────────────────────────────────── */

.bb-rec-item--dismissed {
  border-left-color: var(--border-subtle);
  background: transparent;
  opacity: 0.6;
}

.bb-rec-badge--dismissed {
  background: var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
}

.bb-rec-item__desc--dismissed {
  text-decoration: line-through;
  color: var(--text-secondary);
}

.bb-rec-undismiss-btn {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
}

/* Inline button loading spinner (shared with HTMX busy handlers) */
.bb-btn-spinner {
  display: inline-block;
  width: 0.85em;
  height: 0.85em;
  border: 2px solid color-mix(in srgb, currentColor 22%, transparent);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: bb-btn-spin 0.65s linear infinite;
  vertical-align: -0.12em;
  margin-right: 0.35rem;
}

@keyframes bb-btn-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ── Chapter QA Checklist ─────────────────────────────────────── */

.bb-qa-checklist {
  margin: 1.25rem 0;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
  background: var(--card-bg, var(--color-background-primary));
}

.bb-qa-checklist--complete {
  border-color: color-mix(in srgb, var(--bb-status-approved, #2E7D52) 45%, var(--border-subtle));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--bb-status-approved, #2E7D52) 18%, transparent);
}

.bb-qa-checklist > summary.bb-qa-checklist__summary {
  display: block;
  cursor: pointer;
  list-style: none;
  padding: 0;
}

.bb-qa-checklist > summary.bb-qa-checklist__summary::-webkit-details-marker {
  display: none;
}

.bb-qa-checklist:not([open]) > .bb-qa-checklist__body {
  display: none;
}

.bb-qa-checklist__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: color-mix(in srgb, var(--card-bg) 90%, white 10%);
  border-bottom: 1px solid var(--border-subtle);
}

.bb-qa-checklist:not([open]) .bb-qa-checklist__header {
  border-bottom: none;
}

.bb-qa-checklist__title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.bb-qa-checklist__done-mark {
  color: var(--bb-status-approved, #2E7D52);
  font-weight: 700;
}

.bb-qa-checklist__count {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.bb-qa-checklist__body {
  display: flex;
  flex-direction: column;
}

.bb-qa-checklist__item {
  margin: 0;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border-subtle);
}

.bb-qa-checklist__item:first-child { border-top: none; }

.bb-qa-checklist__row {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  cursor: pointer;
}

.bb-qa-checklist__checkbox {
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.bb-qa-checklist__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.bb-qa-checklist__label--done {
  text-decoration: line-through;
  color: var(--text-secondary);
}

.bb-qa-checklist__detail {
  margin: 0.35rem 0 0 1.45rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.bb-qa-checklist__loading {
  margin: 0.75rem 1rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.bb-qa-checklist__loading--error {
  color: var(--danger);
}

.bb-qa-checklist__divider {
  padding: 0.45rem 1rem;
  border-top: 1px solid var(--border-subtle);
  background: color-mix(in srgb, var(--card-bg) 94%, var(--text-secondary) 6%);
}

.bb-qa-checklist__divider span {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* ── Editor's Chair ── */
.ec-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.ec-dot-approved { background: #6B9A62; }
.ec-dot-active { background: #9B7B3A; box-shadow: 0 0 6px #9B7B3A; }
.ec-dot-flags { background: #C4623F; }
.ec-dot-warn { background: #C47C2F; }
.ec-dot-qa-pending { background: #3D6B82; }
.ec-dot-pending { background: #444; }
.ec-dot-none { background: #333; opacity: 0.45; }
.highlight-flag { background: #FDECEA; border-bottom: 2px solid #C4623F; cursor: pointer; }
.highlight-warn { background: #FEF8E8; border-bottom: 2px solid #E8A94A; cursor: pointer; }
.search-hit { background: #E8F0FE; padding: 0 1px; border-radius: 1px; }
.diff-removed { background: #FDECEA; color: #8B3A2A; text-decoration: line-through; }
.diff-added { background: #EAF5E8; color: #2D5A27; }
.tl-conflict { color: #8B3A2A; font-family: var(--bb-font-mono); font-size: 10px; }

/* ── Top nav auth CTAs (dark ink bar) ── */
.bb-nav-cta {
  font-family: var(--bb-font-ui, var(--font-sans, system-ui, sans-serif));
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 1rem;
  border-radius: 4px;
  text-decoration: none;
  transition: opacity 0.15s ease;
  align-self: center;
  white-space: nowrap;
  border: 1px solid var(--cream, #F7F4EF);
  color: var(--cream, #F7F4EF);
  background: transparent;
  line-height: 1.2;
}

.bb-nav-cta:hover {
  opacity: 0.75;
  text-decoration: none;
  color: var(--cream, #F7F4EF);
}

.bb-nav-cta--primary {
  background: var(--cream, #F7F4EF);
  color: var(--ink, #1A1714);
  border: 1px solid var(--cream, #F7F4EF);
  margin-left: 0.5rem;
}

.bb-nav-cta--primary:hover {
  opacity: 0.85;
  color: var(--ink, #1A1714);
}

/* ============================================
   COMPOSER DESIGN SYSTEM
   Bespoke Books Composer v3 + Blueprint
   Tokens for composer/blueprint surfaces.
   ============================================ */

:root {
  /* Brand palette */
  --bb-cream: #f5f2ec; /* page canvas */
  --bb-card: #ffffff; /* section card bg */
  --bb-field: #faf9f6; /* input / textarea bg */
  --bb-near-black: #1a1a18; /* primary text, card headers */
  --bb-body: #2c2c2a; /* body text */
  --bb-muted: #888780; /* helper text, placeholders */
  --bb-border: #d3d1c7; /* card and input borders */
  --bb-border-inner: #e8e5de; /* intra-card dividers */

  /* Terracotta accent */
  --bb-accent: #c8513a; /* primary accent — required labels, suggest links, active states, section accent bars */
  --bb-accent-tint: #faece7; /* accent background tint — selected cards, callout blocks */
  --bb-accent-dark: #993c1d; /* text on accent tint */
  --bb-accent-border: #f0997b; /* border on accent tint surfaces */

  /* Composer spacing */
  --bb-card-radius: 10px;
  --bb-input-radius: 6px;
  --bb-card-pad: 1.25rem;
  --bb-section-gap: 1rem;
}