:root {
  --ink: #21172b;
  --muted: #71687a;
  --paper: #fbfaf7;
  --page: #eee9f1;
  --line: #ddd6e2;
  --violet: #7657d8;
  --violet-soft: #eee9ff;
  --night: #21152e;
  --night-2: #2d1d3b;
  --lime: #d7ff63;
  --white: #fff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 18px/1.2 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
p, h1, h2, h3 { margin-top: 0; }

.page { width: min(1180px, calc(100% - 32px)); margin: 24px auto; }
.shell { overflow: hidden; background: var(--paper); border-radius: 34px; box-shadow: 0 24px 80px rgba(33,21,46,.15); }
.wide { width: min(1040px, calc(100% - 80px)); margin-inline: auto; }
.reading { width: min(760px, calc(100% - 80px)); margin-inline: auto; }

.topbar { min-height: 72px; color: var(--white); background: var(--night); border-bottom: 1px solid rgba(255,255,255,.12); }
.topbar .wide { min-height: 72px; display: flex; align-items: center; }
.brand { color: var(--white); font-size: 14px; font-weight: 850; letter-spacing: .16em; text-decoration: none; text-transform: uppercase; }
.brand i { color: var(--lime); font-family: var(--serif); font-weight: 500; letter-spacing: 0; text-transform: none; }

.hero { padding: 74px 0 58px; color: var(--white); background: var(--night); }
.eyebrow { margin-bottom: 18px; color: var(--lime); font-size: 12px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 960px; margin-bottom: 26px; font: 500 clamp(48px, 6.3vw, 80px)/.96 var(--serif); letter-spacing: -.045em; }
.standfirst { max-width: 850px; margin-bottom: 26px; color: #eee7f3; font-size: 23px; line-height: 1.2; }
.byline { display: flex; flex-wrap: wrap; gap: 8px 18px; color: #c7bbd0; font-size: 14px; }
.byline a { text-underline-offset: 3px; }

.hero-image { position: relative; background: var(--night); }
.hero-image img { width: 100%; height: min(54vw, 590px); object-fit: cover; object-position: 50% 38%; filter: saturate(.84) contrast(1.04); }
.hero-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(33,21,46,.06), rgba(33,21,46,.58)); pointer-events: none; }
.hero-image figcaption { position: absolute; z-index: 1; left: max(24px, calc((100% - 1040px)/2)); right: 24px; bottom: 20px; color: rgba(255,255,255,.82); font-size: 12px; }
.hero-image figcaption a { text-underline-offset: 2px; }

.article { padding: 72px 0 88px; }
.article p { margin-bottom: 22px; }
.article h2 { margin: 70px 0 24px; font: 500 clamp(35px, 4vw, 52px)/1.02 var(--serif); letter-spacing: -.035em; }
.article h3 { margin: 32px 0 12px; font-size: 22px; line-height: 1.15; }
.intro { font-size: 21px; line-height: 1.35; }
.lead-note { margin: 34px 0 48px; padding: 28px 30px; border-left: 5px solid var(--violet); background: var(--white); font-weight: 800; line-height: 1.3; }

.terms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin: 34px 0 8px; overflow: hidden; border: 2px solid var(--line); border-radius: 24px; background: var(--line); }
.term { padding: 26px; background: var(--white); }
.term b { display: block; margin-bottom: 10px; color: var(--violet); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.term p { margin: 0; color: var(--muted); font-size: 16px; }

.timeline-wrap { width: min(1040px, calc(100% - 80px)); margin: 66px auto; padding: 42px; color: var(--white); border-radius: 30px; background: var(--night); }
.timeline-wrap h2 { margin: 0 0 10px; color: var(--white); }
.timeline-intro { max-width: 730px; margin: 0 0 32px; color: #cfc5d7; }
.timeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.era { position: relative; min-height: 190px; padding: 24px 20px; border: 1px solid rgba(255,255,255,.13); border-radius: 19px; background: var(--night-2); }
.era time { display: block; margin-bottom: 25px; color: var(--lime); font-size: 13px; font-weight: 900; letter-spacing: .1em; }
.era b { display: block; margin-bottom: 10px; font-size: 18px; }
.era p { margin: 0; color: #cfc5d7; font-size: 15px; line-height: 1.25; }

.portrait { width: min(1040px, calc(100% - 80px)); margin: 46px auto; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(260px, .75fr); gap: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: var(--white); }
.portrait-copy { padding: 38px; align-self: center; }
.portrait-copy .eyebrow { color: var(--violet); }
.portrait-copy h3 { margin: 0 0 15px; font: 500 34px/1.06 var(--serif); }
.portrait-copy p { margin: 0; color: var(--muted); }
.portrait figure { margin: 0; background: var(--night); }
.portrait img { width: 100%; height: 100%; min-height: 390px; object-fit: cover; }
.portrait figcaption { padding: 10px 14px; color: #d4c9dc; background: var(--night); font-size: 11px; line-height: 1.25; }
.portrait.reverse { grid-template-columns: minmax(260px, .75fr) minmax(0, 1.05fr); }
.portrait.reverse figure { order: -1; }

.duo { width: min(1040px, calc(100% - 80px)); margin: 46px auto; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
.duo figure { margin: 0; overflow: hidden; border-radius: 24px; background: var(--night); }
.duo img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.duo figure:first-child img { object-position: 50% 30%; }
.duo figcaption { min-height: 74px; padding: 14px 16px; color: #d9d0df; font-size: 12px; line-height: 1.25; }
.duo strong { color: var(--white); }

.lineage { width: min(1040px, calc(100% - 80px)); margin: 66px auto; }
.lineage-head { display: grid; grid-template-columns: .9fr 1.1fr; gap: 45px; align-items: end; margin-bottom: 28px; }
.lineage-head h2 { margin: 0; }
.lineage-head p { margin: 0; color: var(--muted); }
.lineage-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.branch { padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: var(--white); }
.branch small { display: block; margin-bottom: 18px; color: var(--violet); font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.branch-flow { display: grid; gap: 9px; }
.node { padding: 13px 15px; border-radius: 12px; background: var(--violet-soft); font-size: 15px; font-weight: 750; }
.arrow { color: var(--violet); font-size: 18px; font-weight: 900; text-align: center; }
.branch p { margin: 18px 0 0; color: var(--muted); font-size: 15px; }

.feature-grid { width: min(1040px, calc(100% - 80px)); margin: 38px auto; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.feature { padding: 28px; border-radius: 22px; background: var(--violet-soft); }
.feature b { display: block; margin-bottom: 12px; font-size: 20px; }
.feature p { margin: 0; color: var(--muted); font-size: 16px; }

.listening { width: min(1040px, calc(100% - 80px)); margin: 70px auto 32px; padding: 44px; border-radius: 30px; background: var(--violet-soft); }
.listening-head { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: end; margin-bottom: 28px; }
.listening-head h2 { margin: 0; }
.listening-head p { margin: 0; color: var(--muted); }
.tracks { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.track { min-height: 210px; padding: 25px; border: 1px solid rgba(33,23,43,.1); border-radius: 20px; background: rgba(255,255,255,.76); }
.track time { display: block; margin-bottom: 20px; color: var(--violet); font-size: 12px; font-weight: 900; letter-spacing: .1em; }
.track h3 { margin: 0 0 12px; font-size: 19px; }
.track p { margin: 0 0 18px; color: var(--muted); font-size: 15px; }
.track a { font-size: 14px; font-weight: 850; text-underline-offset: 4px; }

.cta-wrap { padding: 0 0 82px; }
.cta { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 42px; align-items: end; padding: 44px; color: var(--white); border-radius: 28px; background: var(--violet); }
.cta h2 { max-width: 680px; margin: 0 0 15px; font: 500 clamp(34px, 4vw, 52px)/1.02 var(--serif); letter-spacing: -.035em; }
.cta p { max-width: 700px; margin: 0; color: #f0ebff; }
.button { display: inline-flex; align-items: center; justify-content: center; min-width: 230px; min-height: 58px; padding: 16px 24px; border-radius: 999px; color: var(--ink); background: var(--lime); font-size: 15px; font-weight: 900; text-decoration: none; }
.button:hover { background: #e4ff95; transform: translateY(-2px); }
.button:focus-visible { outline: 3px solid var(--white); outline-offset: 4px; }
footer { padding: 27px 0 34px; color: var(--muted); font-size: 13px; }

@media (max-width: 860px) {
  .page { width: 100%; margin: 0; }
  .shell { border-radius: 0; }
  .wide, .reading { width: min(100% - 40px, 760px); }
  .timeline-wrap, .portrait, .duo, .lineage, .feature-grid, .listening { width: min(100% - 40px, 760px); }
  .timeline { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .portrait, .portrait.reverse { grid-template-columns: 1fr; }
  .portrait.reverse figure { order: 0; }
  .portrait img { min-height: 430px; max-height: 560px; }
  .lineage-head, .listening-head, .cta { grid-template-columns: 1fr; }
  .tracks { grid-template-columns: 1fr 1fr; }
  .button { justify-self: start; }
  .cta-wrap { padding-bottom: 0; }
  .cta { border-radius: 0; }
  footer { display: none; }
}

@media (max-width: 599px) {
  body { font-size: 14px; line-height: 1.2; }
  .wide, .reading, .timeline-wrap, .portrait, .duo, .lineage, .feature-grid, .listening { width: calc(100% - 28px); }
  .topbar, .topbar .wide { min-height: 62px; }
  .brand { font-size: 12px; }
  .hero { padding: 52px 0 44px; }
  h1 { font-size: 38px; line-height: 1; }
  .standfirst { font-size: 17px; line-height: 1.2; }
  .byline { font-size: 12px; }
  .hero-image img { height: 72vw; min-height: 260px; max-height: 430px; }
  .hero-image figcaption { left: 14px; right: 14px; bottom: 12px; font-size: 10px; }
  .article { padding: 52px 0 66px; }
  .article h2 { margin-top: 52px; font-size: 29px; line-height: 1.05; }
  .article h3 { font-size: 18px; }
  .article p, .article li { font-size: 14px; line-height: 1.2; }
  .intro { font-size: 15px; line-height: 1.25; }
  .lead-note { padding: 22px 20px; }
  .terms { grid-template-columns: 1fr; }
  .term { padding: 21px; }
  .term p { font-size: 14px; }
  .timeline-wrap, .listening { padding: 28px 18px; }
  .timeline { grid-template-columns: 1fr; }
  .era { min-height: 0; }
  .portrait-copy { padding: 26px 22px; }
  .portrait-copy h3 { font-size: 28px; }
  .portrait img { min-height: 330px; max-height: 440px; }
  .duo { grid-template-columns: 1fr; }
  .duo img { aspect-ratio: 4/3; }
  .lineage-head, .listening-head { gap: 18px; }
  .lineage-grid, .feature-grid, .tracks { grid-template-columns: 1fr; }
  .branch, .feature, .track { padding: 22px 20px; }
  .branch p, .feature p, .track p { font-size: 14px; }
  .track { min-height: 0; }
  .cta { padding: 38px 14px; }
  .cta h2 { font-size: 29px; }
  .cta p { font-size: 14px; }
  .button { width: 100%; min-width: 0; font-size: 14px; }
}