:root {
  --flour: #F2E9DC;
  --flour-dim: #E7DBC7;
  --wheat: #D4A24C;
  --terracotta: #B5502C;
  --soot: #2B211B;
  --soot-soft: #4A3B30;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --max: 1100px;
  --gap: clamp(1.5rem, 4vw, 4rem);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 2px solid var(--terracotta);
  outline-offset: 2px;
}

body {
  margin: 0;
  background: var(--flour);
  color: var(--soot);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: padding-bottom 0.2s ease;
}

body.has-audio-bar {
  padding-bottom: 4.5rem;
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  margin: 0 0 0.5em;
  color: var(--soot);
  text-wrap: balance;
}

p { margin: 0 0 1.1em; }

a { color: inherit; }

/* ---------- image slot / placeholder pattern ---------- */

.img-slot {
  position: relative;
  margin: 0;
  overflow: hidden;
  background:
    repeating-linear-gradient(135deg, var(--flour-dim), var(--flour-dim) 10px, var(--flour) 10px, var(--flour) 20px);
  border-radius: 4px;
}

.img-slot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.img-slot__label {
  display: none;
}

.img-slot.is-missing {
  border: 2px dashed var(--terracotta);
}

.img-slot.is-missing img { display: none; }

.img-slot.is-missing .img-slot__label {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  inset: 0;
  padding: 1rem;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--terracotta);
  background: color-mix(in srgb, var(--terracotta) 8%, transparent);
}

.img-slot--hero { aspect-ratio: 4 / 5; }
.img-slot--wide { aspect-ratio: 16 / 10; }
.img-slot--portrait { aspect-ratio: 4 / 5; }
.img-slot--square { aspect-ratio: 1 / 1; }

/* ---------- header ---------- */

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem var(--gap);
  max-width: var(--max);
  margin: 0 auto;
  flex-wrap: wrap;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.site-header__meta {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--soot-soft);
}

.site-header__right {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- language switcher ---------- */

.lang-switcher {
  display: flex;
  gap: 0.35rem;
}

.lang-switcher__btn {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  background: none;
  border: 1px solid color-mix(in srgb, var(--soot) 20%, transparent);
  color: var(--soot-soft);
  padding: 0.25em 0.55em;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.lang-switcher__btn:hover {
  border-color: var(--terracotta);
  color: var(--terracotta);
}

.lang-switcher__btn.is-active {
  background: var(--soot);
  border-color: var(--soot);
  color: var(--flour);
}

.lang-switcher__btn--draft::after {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--terracotta);
  margin-left: 0.35em;
  vertical-align: middle;
}

.lang-draft-banner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.6rem var(--gap);
  font-size: 0.82rem;
  color: var(--terracotta);
  background: color-mix(in srgb, var(--terracotta) 8%, transparent);
  border-top: 1px solid color-mix(in srgb, var(--terracotta) 25%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--terracotta) 25%, transparent);
}

/* ---------- hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: stretch;
  gap: var(--gap);
  max-width: var(--max);
  margin: 1rem auto 0;
  padding: 0 var(--gap);
}

.hero__copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem 0;
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 0.75rem;
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  margin-bottom: 0.3em;
}

.hero__sub {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--soot-soft);
  margin-bottom: 0.6em;
}

.hero__body {
  max-width: 30ch;
  color: var(--soot-soft);
}

.scroll-cue {
  display: inline-block;
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 1px solid var(--terracotta);
  color: var(--terracotta);
  width: max-content;
  padding-bottom: 2px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.audio-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  background: none;
  border: 1px solid color-mix(in srgb, var(--soot) 25%, transparent);
  color: var(--soot-soft);
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 0.5em 0.9em;
  border-radius: 20px;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.audio-toggle:hover {
  border-color: var(--terracotta);
  color: var(--terracotta);
}

.audio-toggle__icon { font-size: 1rem; }

/* ---------- story sections ---------- */

.story-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  align-items: center;
  max-width: var(--max);
  margin: clamp(3rem, 8vw, 6rem) auto;
  padding: 0 var(--gap);
}

.story-section--reverse .img-slot { order: 2; }
.story-section--reverse .story-section__text { order: 1; }

.kicker {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 0.6em;
}

.story-section h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.2rem);
  margin-bottom: 0.6em;
}

.story-section__text p {
  color: var(--soot-soft);
  max-width: 48ch;
}

.pull-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--soot);
  border-left: 2px solid var(--terracotta);
  padding-left: 1rem;
  margin-top: 1.5em;
}

/* ---------- diagram section (pasty anatomy) ---------- */

.diagram-section {
  max-width: var(--max);
  margin: clamp(3rem, 8vw, 6rem) auto;
  padding: 0 var(--gap);
}

.diagram-section__header {
  text-align: center;
  max-width: 40ch;
  margin: 0 auto 2rem;
}

.diagram-section__header h2 { margin-bottom: 0; }

.diagram-section__frame {
  position: relative;
  width: 100%;
}

.diagram-label {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 15rem;
}

.diagram-label__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--wheat);
  border: 2px solid var(--soot);
}

.diagram-label__text {
  font-size: 0.78rem;
  line-height: 1.3;
  background: var(--flour);
  color: var(--soot);
  padding: 0.2em 0.5em;
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(43, 33, 25, 0.15);
}

/* ---------- then / now composite ---------- */

.then-now {
  max-width: var(--max);
  margin: clamp(3rem, 8vw, 6rem) auto;
  padding: 0 var(--gap);
}

.then-now__header {
  text-align: center;
  max-width: 40ch;
  margin: 0 auto 2rem;
}

.then-now__header h2 { margin-bottom: 0; }

.then-now__panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}

.composite-panel { aspect-ratio: 4 / 3; }

.composite-panel__tag {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--soot);
  color: var(--flour);
  padding: 0.3em 0.7em;
  border-radius: 2px;
}

/* ---------- visit / cta ---------- */

.visit {
  text-align: center;
  background: var(--soot);
  color: var(--flour);
  padding: clamp(3rem, 8vw, 5rem) var(--gap);
  margin-top: clamp(3rem, 8vw, 6rem);
}

.visit h2 {
  color: var(--flour);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.visit p {
  color: var(--flour-dim);
  margin-bottom: 1.5em;
}

.cta {
  display: inline-block;
  border: 1px solid var(--wheat);
  color: var(--wheat);
  text-decoration: none;
  padding: 0.75em 1.75em;
  border-radius: 2px;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: background 0.15s ease, color 0.15s ease;
}

.cta:hover {
  background: var(--wheat);
  color: var(--soot);
}

/* ---------- footer ---------- */

.site-footer {
  text-align: center;
  padding: 1.5rem var(--gap) 2.5rem;
  font-size: 0.78rem;
  color: var(--soot-soft);
  opacity: 0.7;
}

/* ---------- scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal--visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- audio bar (mock) ---------- */

.audio-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--soot);
  color: var(--flour);
  padding: 0.75rem var(--gap);
  box-shadow: 0 -4px 16px rgba(43, 33, 25, 0.25);
}

.audio-bar[hidden] { display: none; }

.audio-bar__play,
.audio-bar__close {
  flex: 0 0 auto;
  background: none;
  border: 1px solid color-mix(in srgb, var(--flour) 30%, transparent);
  color: var(--flour);
  border-radius: 50%;
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  transition: border-color 0.15s ease;
}

.audio-bar__play:hover,
.audio-bar__close:hover { border-color: var(--wheat); }

.audio-bar__close {
  width: 1.75rem;
  height: 1.75rem;
  font-size: 0.7rem;
  opacity: 0.7;
}

.audio-bar__body {
  flex: 1 1 auto;
  min-width: 0;
}

.audio-bar__track {
  position: relative;
  height: 6px;
  background: color-mix(in srgb, var(--flour) 18%, transparent);
  border-radius: 3px;
  cursor: pointer;
}

.audio-bar__fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: var(--wheat);
  border-radius: 3px;
  pointer-events: none;
}

.audio-bar__marker {
  position: absolute;
  top: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--soot);
  border: 2px solid var(--flour-dim);
  transform: translate(-50%, -50%);
  cursor: pointer;
  padding: 0;
}

.audio-bar__marker:hover { border-color: var(--wheat); }

.audio-bar__meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.4rem;
  font-size: 0.72rem;
  color: var(--flour-dim);
}

.audio-bar__note { opacity: 0.75; }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero__copy { padding: 1rem 0 2rem; }

  .story-section,
  .story-section--reverse {
    grid-template-columns: 1fr;
  }

  .story-section--reverse .img-slot,
  .story-section--reverse .story-section__text {
    order: initial;
  }

  .img-slot--hero { aspect-ratio: 4 / 3; }

  .then-now__panels {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .diagram-label__text { max-width: 8rem; font-size: 0.7rem; }

  .site-header { gap: 0.5rem; }
  .site-header__right { width: 100%; justify-content: space-between; }

  .audio-bar { flex-wrap: wrap; }
  .audio-bar__note { display: none; }
  body.has-audio-bar { padding-bottom: 5.5rem; }
}