/* ==========================================================================
   Long-form guide pages (AI in Genealogy)
   Depends on styles.css and resources.css
   ========================================================================== */

.page-hero--image {
  isolation: isolate;
}

.page-hero--image .page-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-hero--image .page-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.6);
}

.page-hero--image {
  color: var(--parchment-2);
  background: var(--leather);
  border-bottom: 1px solid var(--gold);
}

.page-hero--image::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(26, 15, 11, 0.94) 0%, rgba(26, 15, 11, 0.82) 55%, rgba(74, 31, 43, 0.6) 100%),
    linear-gradient(180deg, rgba(26, 15, 11, 0.2), rgba(26, 15, 11, 0.6));
}

.page-hero--image h1,
.page-hero--image .lead {
  color: var(--parchment-2);
}

.page-hero--image .lead {
  color: rgba(242, 232, 209, 0.78);
}

.page-hero--image .eyebrow {
  color: var(--gold-2);
}

.page-hero--image .breadcrumb a,
.page-hero--image .breadcrumb {
  color: rgba(242, 232, 209, 0.7);
}

.page-hero--image .breadcrumb [aria-current] {
  color: var(--gold-2);
}

.page-hero--image .page-hero__meta {
  color: rgba(242, 232, 209, 0.6);
}

.page-hero--image .page-hero__meta strong {
  color: var(--gold-2);
}

.page-hero__actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Layout: a readable column with wide breakouts */
.guide,
.guide-section {
  background: var(--grain), linear-gradient(90deg, rgba(120, 90, 50, 0.18), rgba(120, 90, 50, 0.05) 6%, transparent 14%), var(--parchment);
}

.guide {
  padding: clamp(2rem, 4vw, 3.5rem) 0 clamp(3rem, 6vw, 5rem);
}

.guide-section {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.guide-section + .guide-section {
  border-top: 1px solid var(--line);
}

.guide-section > .container > * + * {
  margin-top: 1.5rem;
}

.guide .section-head {
  margin-bottom: 0;
}

.guide-section .prose {
  max-width: 72ch;
}

.guide-section .prose h3 {
  font-size: var(--step-2);
  margin: 2.5rem 0 0.8rem;
}

.guide-section .prose h4 {
  font-size: var(--step-1);
  margin: 1.8rem 0 0.6rem;
}

.guide-section .prose h5 {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--claret);
  margin: 1.4rem 0 0.4rem;
}

/* Callouts */
.callout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: start;
  padding: 0.6rem 0 0.6rem 1.4rem;
  border-left: 3px solid var(--gold);
  max-width: 72ch;
}

.callout--wide {
  max-width: none;
}

.callout > .icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--gold);
  margin-top: 0.15rem;
}

.callout--warn {
  border-left-color: #b8791f;
  background: var(--gold-tint);
  padding: 1.25rem 1.4rem;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.callout--warn > .icon {
  color: #8a641a;
}

.callout--info {
  border-left-color: var(--sea);
}

.callout--info > .icon {
  color: var(--sea);
}

.callout--claret {
  border-left-color: var(--claret);
}

.callout--claret > .icon {
  color: var(--claret);
}

.callout h4 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.callout p {
  color: var(--ink-2);
  font-size: 0.97rem;
}

.callout p + p {
  margin-top: 0.6em;
}

.callout--hero {
  background: rgba(244, 231, 200, 0.96);
  border-color: transparent;
  border-left-color: #b8791f;
  color: var(--ink);
  box-shadow: var(--shadow-2);
}

.callout--hero h4 {
  color: #7a5717;
}

.callout--hero p {
  color: var(--ink);
}

/* Contents */
.toc {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  counter-reset: toc;
}

.toc a {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: center;
  padding: 1rem 1.1rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  transition: border-color 0.3s, background 0.3s;
}

.toc a:hover {
  border-color: var(--gold);
  background: var(--gold-tint);
  color: var(--claret);
}

.toc a::before {
  counter-increment: toc;
  content: counter(toc, upper-roman);
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--gold);
  min-width: 1.8rem;
}

.toc a > span {
  display: grid;
  gap: 0.2rem;
}

.toc strong {
  font-weight: 600;
}

.toc small {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--ink-4);
}

@media (max-width: 900px) {
  .toc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .toc {
    grid-template-columns: 1fr;
  }
}

/* Comparison table (reuses .ledger) */
.ledger--compact {
  font-size: 0.9rem;
  min-width: 960px;
}

.ledger--compact th,
.ledger--compact td {
  padding: 0.7rem 0.85rem;
}

.ledger--compact td:first-child {
  font-weight: 600;
  white-space: nowrap;
}

.yes {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ok);
  font-weight: 600;
  white-space: nowrap;
}

.yes .icon {
  width: 1em;
  height: 1em;
}

/* Practices: a numbered, ruled list */
.practices {
  list-style: none;
  counter-reset: practice;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0 clamp(1.5rem, 4vw, 3rem);
  border-top: 1px solid var(--gold);
}

.practices li {
  counter-increment: practice;
  position: relative;
  padding: 1.1rem 0.25rem 1.2rem 2.4rem;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0.3rem;
  align-content: start;
}

.practices li::before {
  content: counter(practice);
  position: absolute;
  left: 0;
  top: 1.05rem;
  font-family: var(--font-accent);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--gold-text);
}

.practices h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.practices p {
  font-size: 0.93rem;
  color: var(--text-2);
}

/* Platforms: one card per assistant */
.platforms {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

@media (max-width: 960px) {
  .platforms {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

.platform {
  display: grid;
  gap: 0.8rem;
  align-content: start;
  padding: 1.4rem 1.4rem 1.5rem;
  background: var(--grain), var(--parchment-2);
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
}

.platform h3 {
  font-size: 1.35rem;
}

.platform__line {
  font-size: 0.95rem;
  color: var(--ink-2);
}

.platform dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem 0.9rem;
  font-size: 0.9rem;
  border-top: 1px solid var(--line-soft);
  padding-top: 0.8rem;
}

.platform dt {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-text);
  padding-top: 0.25em;
}

.platform dd {
  margin: 0;
  color: var(--text-2);
}

.platform .text-link {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 400;
}

/* Applications: a two-column ruled list */
.apps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(1.5rem, 4vw, 3.5rem);
  border-top: 1px solid var(--gold);
}

@media (max-width: 760px) {
  .apps {
    grid-template-columns: 1fr;
  }
}

.apps li {
  padding: 1.1rem 0.25rem 1.2rem 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 0.3rem;
  align-content: start;
}

.apps h3 {
  font-size: 1.15rem;
  font-weight: 600;
}

.apps p {
  font-size: 0.93rem;
  color: var(--text-2);
}

/* Worked examples */
.example {
  padding: clamp(1.5rem, 3vw, 2.5rem) 0;
  border-top: 2px solid var(--ink);
  display: grid;
  gap: 1.5rem;
}

.example + .example {
  margin-top: 1.5rem;
}

.example__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: center;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line-soft);
}

.example__num {
  width: 2.8rem;
  height: 2.8rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: 50%;
  font-size: 1.35rem;
  color: var(--gold-text);
}

.example__head h3 {
  font-size: var(--step-2);
}

.example__head p {
  color: var(--text-2);
  font-size: 0.95rem;
}

.example__intro {
  max-width: 72ch;
  color: var(--ink-2);
}

.example__intro p + p {
  margin-top: 0.7em;
}

.example__intro .note-line {
  font-size: 0.9rem;
  color: var(--ink-3);
}

/* A prompt and its reply, laid out like an exchange */
.exchange {
  display: grid;
  gap: 1rem;
}

.exchange + .exchange {
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px dashed var(--line);
}

.prompt,
.reply,
.source {
  position: relative;
  padding: 1.1rem 1.3rem 1.1rem 1.4rem;
  border-radius: var(--radius-sm);
}

.prompt {
  background: var(--bone);
  border: 1px solid var(--line);
  border-left: 3px solid var(--claret);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--ink);
}

.reply {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sea);
}

.source {
  background: var(--parchment);
  border-left: 3px solid var(--ink-4);
  font-size: 0.93rem;
  color: var(--ink-2);
}

.label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-4);
}

.label .icon {
  display: none;
}

.prompt .label {
  color: var(--claret);
}

.reply .label {
  color: var(--sea);
}

.reply p {
  color: var(--ink-2);
  font-size: 0.97rem;
}

.reply p + p {
  margin-top: 0.7em;
}

.reply ol {
  padding-left: 1.3rem;
  display: grid;
  gap: 0.4rem;
  font-family: var(--font-serif);
  font-size: 1.02rem;
}

.reply h4 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.reply h5 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--claret);
  margin: 1.2rem 0 0.35rem;
}

.reply__aside {
  margin-top: 1rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.92rem;
  color: var(--ink-3);
}

/* Before / after pairs */
.compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 1.25rem;
  align-items: center;
}

.compare > .icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--gold);
}

.compare figure,
.shot {
  margin: 0;
  display: grid;
  gap: 0.6rem;
  justify-items: center;
}

.compare img,
.shot img {
  max-width: min(100%, 320px);
  background: var(--paper);
  padding: 8px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
}

.shot--wide img {
  max-width: 100%;
}

.compare figcaption,
.shot figcaption {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-4);
}

.compare figure:last-child figcaption,
.shot--after figcaption {
  color: var(--ok);
}

.step-arrow {
  display: grid;
  justify-items: center;
  gap: 0.3rem;
  color: var(--ink-4);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.step-arrow .icon {
  width: 1.4rem;
  height: 1.4rem;
  color: var(--gold);
}

@media (max-width: 640px) {
  .compare {
    grid-template-columns: 1fr;
  }

  .compare > .icon {
    transform: rotate(90deg);
    justify-self: center;
  }
}

/* Video cards */
.videos {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

@media (max-width: 920px) {
  .videos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

.video {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 0.9rem;
  text-decoration: none;
  color: var(--text);
}

.video:hover {
  color: var(--text);
}

.video__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--parchment);
  padding: 6px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  transition: transform 0.5s var(--ease), box-shadow 0.5s;
}

.video:hover .video__thumb {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}

.video__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.video:hover .video__thumb img {
  transform: scale(1.05);
}

.video__play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.video__play span {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(110, 30, 78, 0.92);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(35, 26, 34, 0.4);
  transition: transform 0.3s var(--ease);
}

.video:hover .video__play span {
  transform: scale(1.08);
}

.video__play .icon {
  width: 1.3rem;
  height: 1.3rem;
  margin-left: 3px;
}

.video__body {
  padding: 0 0.25rem;
  display: grid;
  gap: 0.4rem;
  align-content: start;
}

.video h4 {
  font-size: 1.15rem;
  line-height: 1.25;
}

.video p {
  font-size: 0.9rem;
  color: var(--text-2);
}

.video small {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-4);
  font-weight: 600;
}

/* Home page banner for the guide */
.feature-banner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: 2.5rem;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  overflow: hidden;
  text-decoration: none;
  isolation: isolate;
  box-shadow: var(--shadow-2);
  transition: transform 0.35s var(--ease), box-shadow 0.35s;
}

.feature-banner:hover {
  transform: translateY(-3px);
  color: #fff;
}

.feature-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  filter: saturate(0.6);
  transition: transform 0.8s var(--ease);
}

.feature-banner:hover img {
  transform: scale(1.04);
}

.feature-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(35, 26, 34, 0.95) 0%, rgba(74, 18, 51, 0.8) 55%, rgba(35, 26, 34, 0.45) 100%);
}

.feature-banner .eyebrow {
  color: var(--gold-bright);
}

.feature-banner .eyebrow::before {
  background: var(--gold-bright);
}

.feature-banner h3 {
  color: #fff;
  font-size: var(--step-2);
  margin-top: 0.6rem;
}

.feature-banner p {
  margin-top: 0.6rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 60ch;
}

.feature-banner .badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--gold-2);
  color: var(--leather-3);
}

.feature-banner .badge::before {
  display: none;
}

@media (max-width: 720px) {
  .feature-banner {
    grid-template-columns: 1fr;
  }
}

/* Print */
@media print {
  .page-hero--image .page-hero__media,
  .toc,
  .video__thumb,
  .page-hero__actions {
    display: none !important;
  }

  .page-hero {
    background: #fff !important;
    color: #000 !important;
  }

  .page-hero h1,
  .page-hero .lead,
  .page-hero .eyebrow,
  .breadcrumb,
  .page-hero__meta {
    color: #000 !important;
  }

  .page-hero::after {
    content: "Author: Maureen Martin-Ferris · maureen.ferris@outlook.com.au";
    display: block;
    margin-top: 1rem;
    font-size: 11pt;
  }

  .example,
  .app,
  .callout,
  .video,
  .prompt,
  .reply,
  .source {
    box-shadow: none !important;
    break-inside: avoid;
  }

  .video::after {
    content: attr(href);
    display: block;
    padding: 0 1.25rem 1rem;
    font-size: 9pt;
    color: #444;
  }
}


.callout > .icon + div {
  grid-column: 2;
}

.callout:has(> .icon) {
  grid-template-columns: auto 1fr;
}

/* Overflowing media never widens the page */
.guide-section img,
.guide img {
  max-width: 100%;
}


.fx {
  color: var(--claret);
  white-space: nowrap;
}

.fx-note {
  font-size: 0.85rem;
  color: var(--ink-3);
}