/* =====================================================================
   css/agent-readability.css — Phase 2 / Tier-1 agent-readability styles
   Loaded on all Tier-1 pages: homepage, /cabins/ index, 5 cabin detail
   pages, and top guide pages. Kept separate from upgrades.css because
   not all cabin pages include upgrades.css.
   ===================================================================== */

/* Reuse design tokens from styles.css / upgrades.css if loaded; otherwise
   provide sensible fallbacks so the block is readable on any Tier-1 page. */
:root {
  --gbc-ink: var(--ink, #0e120f);
  --gbc-ink-2: var(--ink-2, #1f2320);
  --gbc-ink-3: var(--ink-3, #3a3f3b);
  --gbc-ink-4: var(--ink-4, #6a6f6b);
  --gbc-paper: var(--paper, #faf7f0);
  --gbc-paper-2: var(--paper-2, #efe9dc);
  --gbc-line: var(--line, rgba(14, 18, 15, 0.14));
  --gbc-line-soft: var(--line-soft, rgba(14, 18, 15, 0.07));
  --gbc-forest: var(--forest, #2E5D34);
  --gbc-forest-deep: var(--forest-deep, #173321);
  --gbc-radius-s: var(--radius-s, 8px);
  --gbc-radius-m: var(--radius-m, 14px);
  --gbc-radius-pill: var(--radius-pill, 999px);
  --gbc-font-body: var(--font-body, 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
  --gbc-font-heading: var(--font-heading, var(--gbc-font-body));
}

/* ---------------------------------------------------------------------
   Cabin overview block (cabin detail pages)
   --------------------------------------------------------------------- */
.cabin-overview {
  margin: 2.5rem 0;
  padding: 1.75rem 1.75rem 1.5rem;
  background: var(--gbc-paper-2);
  border: 1px solid var(--gbc-line);
  border-radius: var(--gbc-radius-m);
  box-shadow: 0 1px 0 var(--gbc-line-soft);
}

.cabin-overview__heading {
  font-family: var(--gbc-font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gbc-forest);
  margin: 0 0 0.9rem;
}

.cabin-overview__tagline {
  font-family: var(--gbc-font-body);
  font-size: 1.08rem;
  line-height: 1.65;
  color: var(--gbc-ink);
  margin: 0 0 1rem;
  max-width: 65ch;
}

.cabin-overview__differentiation {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--gbc-ink-2);
  margin: 0 0 1.4rem;
  padding: 0.9rem 1rem;
  background: rgba(46, 93, 52, 0.05);
  border-left: 3px solid var(--gbc-forest);
  border-radius: 0 var(--gbc-radius-s) var(--gbc-radius-s) 0;
  max-width: 75ch;
}

.cabin-overview__differentiation strong {
  color: var(--gbc-forest-deep);
}

/* Quick-facts: definition list rendered as two-column rows.
   Agents parse <dl>/<dt>/<dd> far more cleanly than icon grids. */
.cabin-quickfacts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0 0 1.25rem;
  padding: 0;
  border-top: 1px solid var(--gbc-line-soft);
}

.cabin-quickfacts__row {
  display: grid;
  grid-template-columns: minmax(140px, 200px) 1fr;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--gbc-line-soft);
}

.cabin-quickfacts__row dt {
  font-weight: 600;
  color: var(--gbc-ink-2);
  font-size: 0.92rem;
}

.cabin-quickfacts__row dd {
  color: var(--gbc-ink);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}

.cabin-overview__updated {
  font-size: 0.85rem;
  color: var(--gbc-ink-4);
  margin: 0;
}

.cabin-overview__updated time {
  font-variant-numeric: tabular-nums;
}

.cabin-overview__author {
  color: var(--gbc-ink-3);
  font-weight: 500;
}

@media (max-width: 640px) {
  .cabin-overview {
    margin: 1.75rem 0;
    padding: 1.25rem 1.1rem 1rem;
  }
  .cabin-quickfacts__row {
    grid-template-columns: 1fr;
    gap: 0.15rem;
    padding: 0.6rem 0;
  }
  .cabin-overview__tagline {
    font-size: 1rem;
  }
}

/* ---------------------------------------------------------------------
   Cabin comparison table (used on / and /cabins/)
   Real <table> rather than flex divs so agents can parse it.
   --------------------------------------------------------------------- */
.cabin-comparison {
  margin: 3rem 0;
}

.cabin-comparison__heading {
  font-family: var(--gbc-font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gbc-ink);
  margin: 0 0 0.5rem;
}

.cabin-comparison__sub {
  color: var(--gbc-ink-3);
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  max-width: 70ch;
}

.cabin-comparison__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--gbc-line);
  border-radius: var(--gbc-radius-m);
}

.cabin-comparison-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: var(--gbc-paper);
  font-size: 0.92rem;
}

.cabin-comparison-table th,
.cabin-comparison-table td {
  padding: 0.7rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--gbc-line-soft);
  vertical-align: top;
}

.cabin-comparison-table thead th {
  background: var(--gbc-paper-2);
  font-weight: 600;
  color: var(--gbc-ink-2);
  border-bottom: 2px solid var(--gbc-line);
  position: sticky;
  top: 0;
}

.cabin-comparison-table tbody th {
  font-weight: 600;
  color: var(--gbc-ink-2);
  background: rgba(14, 18, 15, 0.02);
  white-space: nowrap;
}

.cabin-comparison-table tbody tr:last-child th,
.cabin-comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.cabin-comparison-table a {
  color: var(--gbc-forest);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.cabin-comparison-table a:hover,
.cabin-comparison-table a:focus-visible {
  color: var(--gbc-forest-deep);
}

/* ---------------------------------------------------------------------
   "Copy clean text for AI" button
   --------------------------------------------------------------------- */
.copy-for-ai {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  background: transparent;
  color: var(--gbc-forest-deep);
  border: 1px solid var(--gbc-forest);
  border-radius: var(--gbc-radius-pill);
  font-family: var(--gbc-font-body);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.copy-for-ai:hover,
.copy-for-ai:focus-visible {
  background: var(--gbc-forest);
  color: #fff;
  outline: none;
}

.copy-for-ai[data-state="copied"] {
  background: var(--gbc-forest-deep);
  color: #fff;
  border-color: var(--gbc-forest-deep);
}

.copy-for-ai__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.copy-for-ai__wrap {
  margin: 2.5rem 0 0;
  display: flex;
  justify-content: flex-end;
}

/* ---------------------------------------------------------------------
   Cabin FAQ block (cabin detail pages)
   --------------------------------------------------------------------- */
.cabin-faq {
  margin: 3rem 0 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gbc-line);
}

.cabin-faq__heading {
  font-family: var(--gbc-font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gbc-ink);
  margin: 0 0 0.4rem;
  letter-spacing: -0.01em;
}

.cabin-faq__lede {
  color: var(--gbc-ink-3);
  font-size: 0.95rem;
  margin: 0 0 1.25rem;
  max-width: 65ch;
}

.cabin-faq__item {
  border-bottom: 1px solid var(--gbc-line-soft);
}

.cabin-faq__item:first-of-type {
  border-top: 1px solid var(--gbc-line-soft);
}

.cabin-faq__q {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  font-weight: 600;
  color: var(--gbc-ink);
  font-size: 1rem;
  line-height: 1.4;
  font-family: var(--gbc-font-body);
}

.cabin-faq__q::-webkit-details-marker {
  display: none;
}

.cabin-faq__q::after {
  content: "+";
  font-weight: 400;
  font-size: 1.4rem;
  color: var(--gbc-forest);
  line-height: 1;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.cabin-faq__item[open] > .cabin-faq__q::after {
  content: "\2212";  /* unicode minus sign */
}

.cabin-faq__q:hover,
.cabin-faq__q:focus-visible {
  color: var(--gbc-forest-deep);
  outline: none;
}

.cabin-faq__a {
  padding: 0 0 1.1rem;
  color: var(--gbc-ink-2);
  font-size: 0.96rem;
  line-height: 1.65;
  max-width: 72ch;
}

.cabin-faq__a p {
  margin: 0;
}