:root {
  --ink: #182326;
  --muted: #5d696b;
  --paper: #f7f3e8;
  --cream: #ece3cc;
  --teal: #173f48;
  --teal-light: #2c6970;
  --gold: #d7a63d;
  --rust: #a7512e;
  --line: rgba(24, 35, 38, 0.16);
  --shadow: 0 20px 60px rgba(33, 29, 20, 0.16);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

button, a { font: inherit; }

button { color: inherit; }

.site-header {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px clamp(20px, 4vw, 64px);
  background: var(--teal);
  color: white;
  border-bottom: 4px solid var(--gold);
}

.brand-lockup { display: flex; align-items: center; gap: 16px; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 50%;
  font-family: Georgia, serif;
  font-weight: 700;
  letter-spacing: -2px;
}

.brand-mark span { color: var(--gold); margin: 0 1px; }

.eyebrow, .stage-kicker, .practice-label {
  margin: 0 0 3px;
  font-size: .76rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.site-header .eyebrow { color: #d9ece9; }

h1, h2, p { margin-top: 0; }

h1 {
  margin-bottom: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.25rem, 2vw, 1.72rem);
  font-weight: 600;
  letter-spacing: -.02em;
}

.about-button {
  border: 1px solid rgba(255,255,255,.44);
  border-radius: 999px;
  padding: 10px 16px;
  background: transparent;
  color: white;
  cursor: pointer;
}

.about-button:hover, .about-button:focus-visible { background: white; color: var(--teal); }

main { width: min(1600px, 100%); margin: 0 auto; }

.scene-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 clamp(20px, 4vw, 64px);
  border-inline: 1px solid var(--line);
}

.scene-tab {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 78px;
  padding: 13px clamp(14px, 2vw, 28px);
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.scene-tab:last-child { border-right: 0; }
.scene-tab:hover { background: rgba(23, 63, 72, .05); }
.scene-tab.is-active { background: white; box-shadow: inset 0 -4px 0 var(--rust); }
.scene-number { color: var(--rust); font-family: Georgia, serif; font-size: 1.5rem; }
.scene-tab strong, .scene-tab small { display: block; }
.scene-tab strong { font-size: .96rem; }
.scene-tab small { color: var(--muted); font-size: .78rem; }

.tour-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 390px);
  gap: 0;
  margin: 30px clamp(20px, 4vw, 64px) 0;
  box-shadow: var(--shadow);
}

.visual-stage { min-width: 0; background: #ebe4d3; }

.stage-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  min-height: 96px;
  padding: 18px 24px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.stage-kicker { color: var(--rust); }
.stage-heading h2 { margin-bottom: 0; font-family: Georgia, serif; font-size: clamp(1.45rem, 2.4vw, 2.05rem); }
.stage-heading > p { max-width: 300px; margin-bottom: 3px; color: var(--muted); font-size: .88rem; text-align: right; }

.image-frame { position: relative; overflow: hidden; background: #d8cfb9; aspect-ratio: 2.598 / 1; }
.image-frame img { display: block; width: 100%; height: 100%; object-fit: cover; transition: opacity .22s ease; }
.image-frame.is-changing img { opacity: .35; }
.hotspot-layer { position: absolute; inset: 0; }

.hotspot {
  position: absolute;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--teal);
  color: white;
  font-size: .82rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 4px 14px rgba(0,0,0,.35);
  cursor: pointer;
  transition: transform .16s ease, background .16s ease;
}

.hotspot:hover, .hotspot:focus-visible { transform: translate(-50%, -50%) scale(1.14); outline: 3px solid rgba(215,166,61,.55); outline-offset: 3px; }
.hotspot.is-active { background: var(--rust); transform: translate(-50%, -50%) scale(1.12); }

.image-caption {
  position: absolute;
  inset: auto 0 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 18px 10px;
  background: linear-gradient(transparent, rgba(18,23,22,.78));
  color: white;
  font-size: .72rem;
}

.detail-panel {
  display: flex;
  flex-direction: column;
  min-height: 520px;
  padding: clamp(25px, 3vw, 40px);
  background: var(--teal);
  color: white;
}

.detail-count { display: flex; justify-content: space-between; align-items: center; color: #bbd4d1; }
.detail-count span:first-child { color: var(--gold); font-family: Georgia, serif; font-size: 2.8rem; line-height: 1; }
.detail-count span:last-child { font-size: .72rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.detail-panel h2 { margin: 22px 0 12px; font-family: Georgia, serif; font-size: clamp(1.7rem, 3vw, 2.35rem); line-height: 1.08; }
.detail-summary { color: #e6f0ef; font-size: 1rem; }

.practice-card {
  margin: 16px 0 22px;
  padding: 17px 18px 15px;
  border-left: 4px solid var(--gold);
  background: rgba(255,255,255,.08);
}

.practice-card p:last-child { margin-bottom: 0; color: #f5f5ed; font-size: .92rem; }
.practice-label { color: var(--gold); }

.detail-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: auto;
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,.18);
}

.detail-meta span, .detail-meta strong { display: block; }
.detail-meta span { margin-bottom: 4px; color: #a9c4c2; font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.detail-meta strong { font-size: .88rem; }

.panel-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.step-button { min-height: 44px; border: 1px solid rgba(255,255,255,.28); border-radius: 3px; background: transparent; color: white; cursor: pointer; }
.step-button:hover, .step-button:focus-visible { background: rgba(255,255,255,.1); }
.step-button.primary { border-color: var(--gold); background: var(--gold); color: #202b2d; font-weight: 800; }

.court-note {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 22px clamp(20px, 4vw, 64px) 0;
  padding: 14px 18px;
  border: 1px solid #ddcfaa;
  background: #fff9e8;
}

.court-note > span { flex: 0 0 auto; display: grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; background: var(--gold); font-family: Georgia, serif; font-weight: 700; }
.court-note p { margin: 0; font-size: .86rem; }

.reference-strip {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  margin: 70px clamp(20px, 4vw, 64px);
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.reference-strip .eyebrow { color: var(--rust); }
.reference-strip h2 { margin-bottom: 0; font-family: Georgia, serif; font-size: 1.75rem; }
.reference-links { display: grid; gap: 9px; min-width: min(460px, 48%); }
.reference-links a { padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--teal); font-weight: 700; text-decoration: none; }
.reference-links a:hover { color: var(--rust); }

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 22px clamp(20px, 4vw, 64px);
  background: #112f35;
  color: #d9e6e4;
  font-size: .78rem;
}

footer p { margin: 0; }

dialog { width: min(580px, calc(100% - 32px)); padding: 0; border: 0; border-radius: 4px; box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(11, 25, 28, .72); backdrop-filter: blur(3px); }
.dialog-card { position: relative; padding: 38px; background: var(--paper); }
.dialog-card .eyebrow { color: var(--rust); }
.dialog-card h2 { font-family: Georgia, serif; font-size: 2rem; line-height: 1.15; }
.dialog-close { position: absolute; top: 14px; right: 14px; border: 0; background: transparent; font-size: 1.8rem; cursor: pointer; }
.dialog-action { margin-top: 12px; border: 0; border-radius: 3px; padding: 12px 18px; background: var(--teal); color: white; font-weight: 800; cursor: pointer; }

@media (max-width: 900px) {
  .tour-shell { grid-template-columns: 1fr; }
  .detail-panel { min-height: 0; }
  .image-frame { aspect-ratio: 2 / 1; }
  .reference-strip { flex-direction: column; }
  .reference-links { min-width: 0; }
}

@media (max-width: 640px) {
  .site-header { min-height: 76px; padding: 14px 18px; }
  .brand-mark { width: 43px; height: 43px; font-size: .85rem; }
  .site-header .eyebrow { display: none; }
  h1 { font-size: 1.06rem; }
  .about-button { padding: 8px 10px; font-size: .76rem; }
  .scene-nav { margin: 0; }
  .scene-tab { min-height: 65px; justify-content: center; padding: 9px; }
  .scene-tab > span:last-child { display: none; }
  .scene-number { font-size: 1.15rem; }
  .tour-shell { margin: 16px 0 0; box-shadow: none; }
  .stage-heading { min-height: 80px; padding: 14px 18px; }
  .stage-heading > p { display: none; }
  .stage-heading h2 { font-size: 1.45rem; }
  .image-frame { aspect-ratio: 1.45 / 1; }
  .image-frame img { object-position: center; }
  .image-caption { display: none; }
  .hotspot { width: 32px; height: 32px; font-size: .76rem; }
  .detail-panel { padding: 26px 20px; }
  .court-note { margin: 18px 16px 0; align-items: start; }
  .reference-strip { margin: 52px 20px; }
  footer { flex-direction: column; padding: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}