/* ============================================================
   GUIDE SHELL — Taven Health Guide Pages
   Additive to style.css — do not replace base styles
   ============================================================ */

/* ── GUIDE SHELL WRAPPER ── */
.guide-shell {
  --guide-max: 1280px;
  --toc-width: 240px;
  --rail-width: 290px;
  --guide-gap: 28px;
  background: var(--bg-page);
}

/* ── GUIDE HERO ── */
.guide-hero {
  padding: 32px 0 0;
  max-width: var(--guide-max);
  margin: 0 auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.guide-hero .breadcrumb {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: var(--space-4);
}
.guide-hero .breadcrumb a {
  color: var(--text-tertiary);
  text-decoration: none;
}
.guide-hero .breadcrumb a:hover {
  color: var(--signal-text);
  text-decoration: underline;
}

.guide-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

/* Badge variants */
.guide-shell--action .guide-badge {
  background: rgba(0, 223, 200, 0.10);
  color: var(--signal-text);
}
.guide-shell--cost .guide-badge {
  background: rgba(59, 130, 246, 0.10);
  color: var(--info-text);
}
.guide-shell--city .guide-badge {
  background: rgba(139, 92, 246, 0.10);
  color: #6D28D9;
}

.guide-hero h1 {
  font-family: var(--font-display);
  font-size: 46px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.12;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  max-width: 800px;
}

.guide-lede {
  font-size: 18px;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 720px;
  margin-bottom: var(--space-5);
}

.guide-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-tertiary);
  padding-bottom: var(--space-6);
}
.guide-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.guide-meta .separator {
  color: var(--border);
}

/* ── SUMMARY BAND ── */
.summary-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  max-width: var(--guide-max);
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-6);
}

.summary-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: box-shadow var(--duration-normal) var(--ease);
}
.summary-card:hover {
  box-shadow: var(--shadow-sm);
}
.summary-card__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin-bottom: var(--space-2);
}
.summary-card__text {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-primary);
  font-weight: 500;
}

/* ── METRIC BAND (Cost guides) ── */
.metric-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  max-width: var(--guide-max);
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-6);
}

.metric-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  text-align: center;
}
.metric-card__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-2);
}
.metric-card__value {
  font-family: var(--font-data);
  font-size: 32px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.metric-card__sub {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: var(--space-1);
}

/* Accent first metric card */
.metric-card--primary {
  border-color: var(--signal);
  background: linear-gradient(135deg, rgba(0, 223, 200, 0.04), rgba(0, 223, 200, 0.01));
}
.metric-card--primary .metric-card__value {
  color: var(--signal-text);
}

/* ── 3-COLUMN LAYOUT ── */
.guide-layout {
  display: grid;
  grid-template-columns: var(--toc-width) minmax(0, 1fr) var(--rail-width);
  gap: var(--guide-gap);
  max-width: var(--guide-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  align-items: start;
}

/* ── STICKY TOC ── */
.guide-toc {
  position: sticky;
  top: 88px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  padding-right: var(--space-4);
}
.guide-toc__title {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
}
.guide-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid var(--border);
}
.guide-toc__item {
  margin: 0;
}
.guide-toc__link {
  display: block;
  padding: 6px 0 6px 16px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--text-tertiary);
  text-decoration: none;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: color var(--duration-fast) var(--ease), border-color var(--duration-fast) var(--ease);
}
.guide-toc__link:hover {
  color: var(--text-primary);
}
.guide-toc__link.active {
  color: var(--signal-text);
  border-left-color: var(--signal);
  font-weight: 500;
}

/* Mobile TOC toggle */
.guide-toc__toggle {
  display: none;
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  margin-bottom: var(--space-4);
}
.guide-toc__toggle::after {
  content: '▾';
  float: right;
  transition: transform var(--duration-fast);
}
.guide-toc__toggle[aria-expanded="true"]::after {
  transform: rotate(180deg);
}

/* ── GUIDE MAIN ── */
.guide-main {
  min-width: 0;
  /* Override base to get guide-specific typography */
}

.guide-main h2 {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  line-height: 1.2;
  scroll-margin-top: 88px;
}
.guide-main h2:first-child {
  margin-top: 0;
}

.guide-main h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  line-height: 1.25;
  scroll-margin-top: 88px;
}

.guide-main p {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

.guide-main ul, .guide-main ol {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
  padding-left: var(--space-6);
}
.guide-main li {
  margin-bottom: var(--space-2);
}
.guide-main li strong {
  color: var(--text-primary);
}

.guide-main a {
  color: var(--signal-text);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(10, 159, 144, 0.3);
}
.guide-main a:hover {
  color: var(--signal-dim);
  text-decoration-color: var(--signal-dim);
}

.guide-main blockquote {
  border-left: 3px solid var(--signal);
  padding: 16px 20px;
  margin: 20px 0;
  background: rgba(0, 223, 200, 0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.guide-main blockquote p {
  margin-bottom: 0;
  font-size: 16px;
}

.guide-main table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-5) 0;
  font-size: 15px;
}
.guide-main thead tr {
  border-bottom: 2px solid var(--border);
}
.guide-main th {
  text-align: left;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}
.guide-main tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--duration-fast);
}
.guide-main tbody tr:hover {
  background: rgba(0, 0, 0, 0.015);
}
.guide-main td {
  padding: 12px 16px;
  color: var(--text-secondary);
}
.guide-main td .data,
.guide-main td .mono {
  font-family: var(--font-data);
  font-weight: 500;
}

/* ── STEP CARD (Action guides) ── */
.step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-6);
  position: relative;
}
.step-card__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--signal);
  color: var(--depth);
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: var(--space-3);
}

/* ── SCRIPT CALLOUT ── */
.script-callout {
  border-left: 3px solid var(--signal);
  padding: var(--space-5) var(--space-6);
  margin: var(--space-5) 0;
  background: rgba(0, 223, 200, 0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  position: relative;
}
.script-callout__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal-text);
  margin-bottom: var(--space-2);
}
.script-callout p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ── CHECKLIST CARD ── */
.checklist-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin: var(--space-6) 0;
}
.checklist-card__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}
.checklist-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.checklist-card li {
  padding: 8px 0;
  border-bottom: 1px solid var(--bg-alt);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.checklist-card li:last-child {
  border-bottom: none;
}
.checklist-card li::before {
  content: '☐';
  flex-shrink: 0;
  color: var(--signal-text);
  font-size: 16px;
  line-height: 1.5;
}

/* ── COMPARISON TABLE ── */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-5) 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.comparison-table thead {
  background: var(--bg-alt);
}
.comparison-table th {
  text-align: left;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  border-bottom: 2px solid var(--border);
}
.comparison-table td {
  padding: 14px 16px;
  font-size: 15px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.comparison-table tbody tr:last-child td {
  border-bottom: none;
}
.comparison-table tbody tr:hover {
  background: rgba(0, 0, 0, 0.015);
}
.comparison-table .data {
  font-family: var(--font-data);
  font-weight: 500;
}

/* ── METHODOLOGY CARD ── */
.methodology-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin: var(--space-6) 0;
}
.methodology-card__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: 8px;
}
.methodology-card p,
.methodology-card ol,
.methodology-card ul {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ── TRUST CARD (Rail) ── */
.trust-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.trust-card__title {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
}
.trust-card__row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 6px 0;
}
.trust-card__row svg {
  flex-shrink: 0;
  color: var(--signal-text);
  width: 16px;
  height: 16px;
}

/* ── CTA CARD (Rail) ── */
.cta-card {
  background: var(--depth);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-4);
  color: var(--cloud);
}
.cta-card__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--cloud);
  margin-bottom: var(--space-2);
}
.cta-card__text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  margin-bottom: var(--space-4);
}
.cta-card .btn {
  width: 100%;
  justify-content: center;
}

/* ── RELATED GUIDES (Rail) ── */
.related-guides {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.related-guides__title {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
}
.related-guides__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.related-guides__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--bg-alt);
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast);
}
.related-guides__link:last-child {
  border-bottom: none;
}
.related-guides__link:hover {
  color: var(--signal-text);
}

/* ── GUIDE RAIL ── */
.guide-rail {
  position: sticky;
  top: 88px;
}

/* ── FAQ ACCORDION ── */
.faq-accordion {
  margin: var(--space-6) 0;
}
.faq-accordion__item {
  border-bottom: 1px solid var(--border);
}
.faq-accordion__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-4) 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
  gap: 16px;
  min-height: 44px;
}
.faq-accordion__btn:hover {
  color: var(--signal-text);
}
.faq-accordion__btn:focus-visible {
  outline: 3px solid rgba(0, 223, 200, 0.4);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
.faq-accordion__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  transition: transform var(--duration-fast) var(--ease);
  color: var(--text-tertiary);
}
.faq-accordion__btn[aria-expanded="true"] .faq-accordion__icon {
  transform: rotate(180deg);
}
.faq-accordion__panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s var(--ease);
}
.faq-accordion__panel[data-open="true"] {
  max-height: 500px;
}
.faq-accordion__answer {
  padding: 0 0 var(--space-5);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ── RELATED GUIDES GRID (bottom of article) ── */
.related-guides-grid {
  margin-top: var(--space-10);
  padding: var(--space-8);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.related-guides-grid__title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}
.related-guides-grid__items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-3);
}
.related-guides-grid__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-page);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--signal-text);
  font-weight: 500;
  font-size: 14px;
  border: 1px solid var(--border);
  transition: all var(--duration-fast) var(--ease);
}
.related-guides-grid__link:hover {
  border-color: var(--signal);
  box-shadow: var(--shadow-sm);
  color: var(--signal-dim);
}

/* ── DATA NOTE / SOURCE NOTE ── */
.data-note {
  font-size: 13px;
  font-style: italic;
  color: var(--text-tertiary);
  margin-top: var(--space-2);
  margin-bottom: var(--space-5);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet: TOC horizontal, rail below */
@media (max-width: 1024px) {
  .guide-layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .guide-toc {
    position: static;
    max-height: none;
    padding-right: 0;
    margin-bottom: var(--space-4);
  }
  .guide-toc__toggle {
    display: block;
  }
  .guide-toc__list {
    display: none;
    border-left: none;
    padding: var(--space-3) 0;
  }
  .guide-toc__list.open {
    display: block;
  }
  .guide-toc__link {
    border-left: none;
    margin-left: 0;
    padding: 8px 0;
  }
  .guide-toc__title {
    display: none;
  }

  .guide-rail {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-8);
  }

  .summary-band,
  .metric-band {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .guide-hero h1 {
    font-size: 30px;
    letter-spacing: -0.02em;
  }
  .guide-lede {
    font-size: 16px;
  }

  .summary-band,
  .metric-band {
    grid-template-columns: 1fr;
  }

  .guide-main h2 {
    font-size: 24px;
    margin-top: var(--space-8);
  }
  .guide-main h3 {
    font-size: 19px;
  }
  .guide-main p,
  .guide-main ul,
  .guide-main ol {
    font-size: 16px;
  }

  .metric-card__value {
    font-size: 26px;
  }

  .step-card {
    padding: var(--space-5);
  }

  .guide-rail {
    grid-template-columns: 1fr;
  }

  /* Responsive tables */
  .guide-main table,
  .comparison-table {
    font-size: 14px;
  }
  .guide-main th,
  .guide-main td,
  .comparison-table th,
  .comparison-table td {
    padding: 10px 12px;
  }

  .related-guides-grid {
    padding: var(--space-5);
  }
  .related-guides-grid__items {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .guide-hero h1 {
    font-size: 26px;
  }
  .guide-meta {
    font-size: 12px;
    gap: 8px;
  }
}