:root {
  color-scheme: dark;
  --night: #0a1227;
  --deep: #101c36;
  --ink: #e8eddf;
  --muted: #a9b8c9;
  --window: #ffc45a;
  --apricot: #f1916d;
  --river: #57b8b2;
  --violet: #7d74b8;
  --line: rgba(232, 237, 223, .2);
  --pixel: 4px;
  font-family: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  background: var(--night);
  color: var(--ink);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--night); }
body { margin: 0; background: radial-gradient(circle at 12% 15%, #192849 0, transparent 30rem), var(--night); }
a { color: inherit; }
img { display: block; width: 100%; height: 100%; object-fit: cover; background: #18203a; }
.route-mast { min-height: 76px; padding: 18px clamp(20px, 4vw, 64px); display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 5; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; letter-spacing: .18em; text-decoration: none; font-size: .88rem; }
.wordmark i { width: 9px; height: 9px; background: var(--window); box-shadow: 0 0 18px var(--window); }
.route-link, .text-link { text-underline-offset: 5px; text-decoration-color: var(--window); }
.eyebrow, .district-number { color: var(--window); text-transform: uppercase; letter-spacing: .16em; font-size: .73rem; font-weight: 800; }
h1, h2 { margin: 0; letter-spacing: -.055em; line-height: .95; }
h1 { font-size: clamp(3rem, 8vw, 8rem); max-width: 12ch; }
h2 { font-size: clamp(2.5rem, 5vw, 5.6rem); }
p { line-height: 1.7; }
.lead { color: white; font-size: clamp(1.15rem, 2vw, 1.6rem); line-height: 1.45; }
.street-journey { overflow: hidden; }
.movement { padding: clamp(42px, 8vw, 116px) clamp(20px, 5vw, 74px); position: relative; }
figure { margin: 0; position: relative; }
figcaption { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; letter-spacing: .04em; color: var(--muted); margin-top: 10px; line-height: 1.5; }
.opening-block { min-height: 900px; display: grid; grid-template-columns: minmax(300px, .88fr) minmax(560px, 1.25fr); gap: 7vw; align-items: center; }
.opening-copy { position: relative; z-index: 2; }
.opening-copy p:not(.eyebrow) { max-width: 42rem; color: var(--muted); }
.opening-diptych { display: grid; grid-template-columns: 1fr .82fr; gap: 13px; align-items: end; transform: perspective(1000px) rotateY(-4deg); }
.opening-diptych .frame { height: 610px; border: var(--pixel) solid #27385c; box-shadow: 18px 18px 0 #060c19; }
.opening-diptych .dawn { height: 480px; transform: translateY(34px); }
.arcade { display: grid; grid-template-columns: 26rem minmax(560px, 1fr); grid-template-rows: auto auto; gap: 5vw; background: #151b35; }
.district-sign { align-self: end; padding: 35px 0; }
.district-sign b { color: var(--night); background: var(--window); padding: 10px; font-family: ui-monospace, monospace; }
.district-sign p { max-width: 23rem; color: var(--muted); }
.block-anchor { height: 600px; border: var(--pixel) solid #4b4576; }
.street-slice { grid-column: 1 / -1; display: grid; grid-template-columns: .75fr 1fr 1.3fr; gap: 3vw; align-items: center; }
.street-slice figure:first-child { height: 480px; }
.street-slice .closeup { height: 320px; }
.street-note { border-left: 4px solid var(--river); padding: 15px 0 15px 30px; color: #d4ddda; font-size: 1.1rem; }
.steps { min-height: 1000px; display: grid; grid-template-columns: 1fr 1.4fr .7fr; grid-template-rows: auto 300px 270px; gap: 18px; background: linear-gradient(145deg, #10253b, #0a1227 70%); }
.stair-copy { grid-column: 1 / 3; max-width: 58rem; padding-bottom: 28px; }
.stair-copy p:last-child { max-width: 40rem; color: var(--muted); }
.stair-wide { grid-column: 1 / 3; grid-row: 2 / 4; border: var(--pixel) solid var(--river); }
.object-crossing { grid-column: 3; grid-row: 1 / 3; }
.counter-scene { grid-column: 2; grid-row: 3; width: 68%; justify-self: end; align-self: end; }
.beginner-scene { grid-column: 3; grid-row: 3; }
.courtyard { min-height: 1100px; display: grid; grid-template-columns: 1.25fr .7fr .7fr; grid-template-rows: 400px auto 320px; gap: 22px; background: #302944; }
.courtyard-wide { grid-column: 1 / 3; grid-row: 1 / 3; border: var(--pixel) solid var(--apricot); }
.courtyard-copy { grid-column: 3; grid-row: 1; align-self: end; }
.courtyard-copy p:last-child { color: #d2cce0; }
.seat-change { grid-column: 1; grid-row: 3; }
.garden-gate { grid-column: 3; grid-row: 2 / 4; }
.side-entry { grid-column: 2; grid-row: 3; }
.yard { display: grid; grid-template-columns: .8fr 1.15fr 1fr; grid-template-rows: auto 480px 340px; gap: 20px; background: #132e35; }
.yard-heading { grid-column: 1 / 3; }
.yard-front { grid-column: 2 / 4; grid-row: 2; border: var(--pixel) solid #74b99c; }
.yard-copy { grid-column: 1; grid-row: 2; padding-right: 24px; color: #c8d9d6; }
.new-context { grid-column: 1; grid-row: 3; }
.stop-point { grid-column: 2; grid-row: 3; }
.crossing { min-height: 1150px; display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 580px auto 340px; gap: 24px; background: linear-gradient(#222543, #5d4a5d 62%, #c27463); }
.crossing-anchor { grid-column: 1 / 3; border: var(--pixel) solid var(--window); }
.crossing-copy { max-width: 44rem; padding-top: 30px; }
.crossing-copy p:last-child { color: #f1ddcf; }
.constellation { align-self: start; transform: translateY(-55px); box-shadow: 20px 20px 0 rgba(10,18,39,.45); }
.open-street { grid-column: 1 / 3; }
.context-margin { margin: 0 clamp(20px, 5vw, 74px) clamp(70px, 10vw, 140px); padding: clamp(28px, 5vw, 60px); border-left: 12px solid var(--window); background: #e8eddf; color: #152039; display: grid; grid-template-columns: .5fr 1fr 1fr .8fr; gap: 3vw; align-items: center; }
.context-margin .eyebrow { color: #7a4911; }
.context-margin p { margin: 0; }
.context-visual { min-height: 220px; }
.site-footer { padding: 34px clamp(20px, 5vw, 74px); display: flex; justify-content: space-between; gap: 30px; border-top: 1px solid var(--line); color: var(--muted); }

/* Privacy is a quieter dawn handbook, deliberately not the landing panorama. */
.privacy { color-scheme: light; --paper: #f2eee3; --policy-ink: #17243a; --policy-muted: #526274; background: var(--paper); color: var(--policy-ink); }
.privacy .route-mast { border-color: rgba(23,36,58,.18); }
.privacy .wordmark i { background: #d27950; box-shadow: none; }
.policy-shell { max-width: 1480px; margin: 0 auto; padding: clamp(34px, 7vw, 100px) clamp(20px, 5vw, 72px); }
.policy-opening { display: grid; grid-template-columns: 1.15fr .85fr; gap: 6vw; align-items: end; }
.policy-opening h1 { font-size: clamp(3.3rem, 8vw, 8.5rem); }
.policy-opening .summary { font-size: 1.2rem; color: var(--policy-muted); max-width: 40rem; }
.policy-index { margin: 70px 0 90px; padding: 28px 0; border-top: 6px solid var(--policy-ink); border-bottom: 1px solid rgba(23,36,58,.25); display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 28px; counter-reset: topics; }
.policy-index a { counter-increment: topics; display: grid; grid-template-columns: 2rem 1fr; padding: 12px 0; text-decoration: none; border-bottom: 1px solid rgba(23,36,58,.14); font-size: .92rem; }
.policy-index a::before { content: counter(topics, decimal-leading-zero); color: #a3583a; font-family: ui-monospace, monospace; font-size: .72rem; }
.policy-index a:hover { color: #a3583a; }
.policy-chapter { margin: 0 0 110px; }
.chapter-heading { display: flex; align-items: baseline; gap: 24px; border-bottom: 1px solid rgba(23,36,58,.3); margin-bottom: 42px; }
.chapter-heading small { font-family: ui-monospace, monospace; color: #a3583a; }
.chapter-heading h2 { font-size: clamp(2.4rem, 5vw, 5.2rem); }
.policy-section { scroll-margin-top: 20px; }
.policy-section h3 { font-size: clamp(1.35rem, 2.4vw, 2rem); line-height: 1.1; margin: 0 0 13px; }
.policy-section p { color: var(--policy-muted); margin: 0 0 12px; }
.wide-overview { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 34px; }
.two-column-definitions { columns: 2; column-gap: 70px; }
.two-column-definitions .policy-section { break-inside: avoid; padding: 0 0 42px; }
.narrow-narrative { max-width: 760px; margin-left: auto; }
.narrow-narrative .policy-section { padding: 30px 0; border-bottom: 1px solid rgba(23,36,58,.18); display: grid; grid-template-columns: 13rem 1fr; gap: 30px; }
.full-boundary .policy-section { padding: 35px 0; display: grid; grid-template-columns: 1fr 2fr; gap: 5vw; border-top: 1px solid rgba(23,36,58,.18); }
.policy-images { margin: 50px 0 75px; display: grid; gap: 12px; }
.policy-images.skyline { grid-template-columns: 1.5fr .8fr 1fr; height: 320px; }
.policy-images.cross-street { grid-template-columns: .75fr 1.4fr .8fr 1fr; height: 270px; }
.policy-images.close-pair { grid-template-columns: 1.55fr .7fr; height: 390px; }
.policy-images.long-block { grid-template-columns: 1fr 1fr 1fr 1.3fr 1fr; height: 250px; }
.policy-images.last-light { grid-template-columns: 1.4fr .8fr .8fr .8fr 1.4fr 1fr; height: 260px; }
.policy-images img { border-radius: 2px; background: #d7d7cf; }
.policy-note { border-left: 6px solid #a3583a; padding: 8px 0 8px 22px; color: var(--policy-muted); max-width: 58rem; }
.policy-footer { background: var(--policy-ink); color: #e8eddf; }

@media (max-width: 900px) {
  .opening-block, .arcade, .steps, .courtyard, .yard, .crossing, .context-margin, .policy-opening, .wide-overview { display: block; min-height: auto; }
  .opening-diptych { margin-top: 50px; transform: none; }
  .opening-diptych .frame, .opening-diptych .dawn { height: 380px; transform: none; }
  .movement figure, .block-anchor, .street-slice figure:first-child, .street-slice .closeup, .policy-images { height: auto; min-height: 240px; margin: 20px 0; }
  .street-slice { display: block; }
  .district-sign, .stair-copy, .courtyard-copy, .yard-heading, .yard-copy, .crossing-copy { margin: 35px 0; }
  .context-margin { margin-bottom: 70px; }
  .context-margin p { margin: 18px 0; }
  .policy-index { grid-template-columns: 1fr 1fr; }
  .two-column-definitions { columns: 1; }
  .narrow-narrative .policy-section, .full-boundary .policy-section { grid-template-columns: 1fr; gap: 4px; }
}
@media (max-width: 560px) {
  .route-mast, .site-footer { align-items: flex-start; flex-direction: column; }
  h1 { font-size: 3.2rem; }
  .opening-diptych { grid-template-columns: 1fr; }
  .opening-diptych .frame, .opening-diptych .dawn { height: 300px; }
  .policy-index { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }