:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-soft: #eef2f6;
  --text: #111b29;
  --muted: #526477;
  --faint: #687b90;
  --line: #d2dae5;
  --line-strong: #9dabb9;
  --accent: #173f6b;
  --accent-dark: #0e1929;
  --blue: #285d86;
  --amber: #86590a;
  --red: #9a3c35;
  --red-soft: #fcebea;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --sans: "Onest", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 0; scroll-behavior: smooth; }
body { min-width: 0; margin: 0; overflow-x: hidden; color: var(--text); background: var(--bg); font-family: var(--sans); }
a { color: inherit; text-decoration: none; }
button, input, summary { font: inherit; }
code, pre { overflow-wrap: anywhere; font-family: var(--mono); }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 10px 14px;
  color: #fff;
  background: var(--accent-dark);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.journey-header {
  position: sticky;
  z-index: 30;
  top: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  min-height: 68px;
  align-items: center;
  gap: 24px;
  padding: 10px clamp(18px, 3vw, 48px);
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.journey-brand { display: inline-flex; min-height: 44px; align-items: center; gap: 10px; font-size: 18px; letter-spacing: -.03em; }
.journey-brand > span { display: flex; width: 23px; height: 23px; align-items: end; gap: 2px; }
.journey-brand i { display: block; width: 5px; background: var(--accent); }
.journey-brand i:nth-child(1) { height: 12px; }
.journey-brand i:nth-child(2) { height: 20px; }
.journey-brand i:nth-child(3) { height: 16px; }
.journey-header > p { display: flex; min-width: 0; gap: 12px; align-items: center; margin: 0; }
.journey-header > p span { color: var(--faint); font: 700 10px var(--mono); letter-spacing: .12em; }
.journey-header > p strong { overflow: hidden; font: 700 11px var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.journey-header nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px 18px; }
.journey-header nav a { display: inline-flex; min-height: 44px; align-items: center; color: var(--muted); font-size: 12px; font-weight: 650; }
.journey-header nav a:hover { color: var(--accent); }

.journey-eyebrow { margin: 0; color: var(--accent); font: 750 10px var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; margin-bottom: 20px; color: var(--faint); font: 650 11px var(--mono); }
.breadcrumbs a { display: inline-flex; min-height: 44px; align-items: center; color: var(--muted); text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: 3px; }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs [aria-current="page"] { color: var(--text); }

.journey-layout {
  display: grid;
  width: 100%;
  min-height: calc(100vh - 112px);
  grid-template-columns: 276px minmax(0, 1fr);
  gap: clamp(22px, 3vw, 48px);
  align-items: start;
  margin: 0 auto;
  padding: 26px clamp(18px, 3vw, 48px) 54px;
}
.journey-rail {
  position: sticky;
  top: 94px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line-strong);
}
.journey-rail-heading { padding: 18px 18px 16px; border-bottom: 1px solid var(--line); }
.journey-rail-title { display: block; margin: 6px 0 10px; font-size: 18px; letter-spacing: -.035em; }
.journey-rail-heading > span { color: var(--muted); font: 650 10px var(--mono); }
.journey-rail ol, .journey-mobile-nav ol { margin: 0; padding: 0; list-style: none; }
.journey-rail li + li { border-top: 1px solid var(--line); }
.journey-link {
  display: grid;
  min-height: 66px;
  grid-template-columns: 30px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 2px 9px;
  align-content: center;
  padding: 10px 13px;
  color: var(--muted);
  border-left: 3px solid transparent;
}
.journey-link > span { grid-row: 1 / 3; align-self: center; color: var(--faint); font: 750 10px var(--mono); }
.journey-link strong { font-size: 12px; line-height: 1.3; }
.journey-link small { min-width: 0; overflow: hidden; color: var(--faint); font: 10px var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.journey-link:hover { color: var(--text); background: var(--surface-soft); }
.journey-link[aria-current="step"] { color: var(--accent-dark); background: color-mix(in srgb, var(--accent) 7%, var(--surface)); border-left-color: var(--accent); }
.journey-link[aria-current="step"] > span { color: var(--accent); }
.journey-link:focus-visible,
.journey-primary:focus-visible,
.journey-back:focus-visible,
.journey-secondary:focus-visible,
.buy-purchase-ticket input:focus-visible,
.buy-technical-details summary:focus-visible,
.buy-technical-details a:focus-visible,
.journey-header a:focus-visible,
.breadcrumbs a:focus-visible,
.journey-technical summary:focus-visible,
.catalog-register a:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 55%, white); outline-offset: 2px; }
.journey-rail-boundary { display: grid; gap: 7px; padding: 14px 16px; background: color-mix(in srgb, var(--blue) 5%, var(--surface-soft)); border-top: 1px solid var(--line); }
.journey-rail-boundary b { color: var(--blue); font: 750 10px var(--mono); letter-spacing: .12em; }
.journey-rail-boundary p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.journey-mobile-nav { display: none; }

.journey-main { min-width: 0; outline: none; }
.journey-progress { margin-bottom: 18px; }
.journey-progress > div:first-child { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 8px; color: var(--muted); font: 650 11px var(--mono); }
.journey-progress-track { height: 4px; overflow: hidden; background: var(--line); }
.journey-progress-track i { display: block; width: 0; height: 100%; background: var(--accent); transition: width .18s ease-out; }
body[data-guided-journey]:not([data-journey-ready]) .journey-screen,
.journey-screen[hidden] { display: none; }
.journey-screen { overflow: hidden; background: var(--surface); border: 1px solid var(--line-strong); border-top: 3px solid var(--accent); }
.journey-screen-heading { display: grid; gap: 9px; padding: clamp(24px, 4vw, 48px); border-bottom: 1px solid var(--line); }
.journey-screen-heading h1 { max-width: 920px; margin: 0; font-size: clamp(30px, 4.4vw, 62px); line-height: 1.02; letter-spacing: -.055em; text-wrap: balance; }
.journey-screen-heading h1[tabindex="-1"] { scroll-margin-top: calc(var(--cr-suite-height, 72px) + 24px); }
.journey-screen-heading h1[tabindex="-1"]:focus { outline: none; }
.journey-screen-heading > p:last-child { max-width: 820px; margin: 4px 0 0; color: var(--muted); font-size: clamp(15px, 1.4vw, 18px); line-height: 1.6; }

body[data-journey-step="overview"] .journey-layout {
  width: 100%;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-right: clamp(20px, 2.4vw, 48px);
  padding-left: clamp(20px, 2.4vw, 48px);
}
body[data-journey-step="overview"] .journey-rail,
body[data-journey-step="overview"] .journey-mobile-nav,
body[data-journey-step="overview"] .breadcrumbs,
body[data-journey-step="overview"] .journey-progress { display: none; }
body[data-journey-step="overview"] .journey-main { width: 100%; }

.buy-simple-screen { border-top-color: var(--accent); }
.buy-simple-heading { padding-bottom: clamp(24px, 3.5vw, 40px); }
.buy-simple-heading h1 { max-width: 1120px; font-size: clamp(34px, 5vw, 64px); }
.buy-simple-heading > p:last-child { max-width: 700px; }

.buy-simple-layout {
  display: grid;
  grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
  gap: clamp(28px, 2.5vw, 48px);
  padding: clamp(28px, 3vw, 56px);
  border-bottom: 1px solid var(--line);
}
.buy-purchase-ticket {
  align-self: start;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--accent);
}
.buy-purchase-ticket > header { padding: 18px; background: var(--surface-soft); border-bottom: 1px solid var(--line); }
.buy-purchase-ticket > header h2 { margin: 6px 0 0; font-size: 24px; letter-spacing: -.035em; }
.buy-ticket-row,
.buy-ticket-amount {
  display: grid;
  min-height: 70px;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  margin: 0;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
}
.buy-ticket-row > span,
.buy-ticket-amount > span:first-child,
.buy-ticket-result > span {
  color: var(--faint);
  font: 700 9px var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.buy-ticket-row > strong { font-size: 13px; line-height: 1.4; }
.buy-ticket-amount > span:last-child {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
}
.buy-ticket-amount input {
  width: 100%;
  min-width: 0;
  min-height: 52px;
  padding: 8px 10px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 0;
  font: 750 24px var(--mono);
}
.buy-ticket-amount b { font: 750 20px var(--mono); }
.buy-ticket-amount input[aria-invalid="true"] { border-color: var(--red); box-shadow: inset 3px 0 0 var(--red); }
.buy-purchase-ticket > small { display: block; padding: 9px 18px 0 120px; color: var(--faint); font-size: 10px; line-height: 1.45; }
.buy-purchase-ticket > .buy-ticket-error { color: var(--red); font-weight: 700; }
.buy-purchase-ticket > .buy-ticket-error[hidden] { display: none; }
.buy-ticket-result { display: grid; gap: 7px; padding: 16px 18px; background: var(--surface-soft); border-bottom: 1px solid var(--line); }
.buy-ticket-result strong { font-size: 13px; line-height: 1.45; }
.buy-ticket-result small { color: var(--muted); font-size: 11px; line-height: 1.45; }
.buy-ticket-safety { margin: 0; padding: 16px 18px 18px; color: var(--muted); font-size: 11px; line-height: 1.5; }

.journey-buy-flow { min-width: 0; margin: 0; }
.journey-buy-flow.purchase-flow { align-self: start; }
.journey-buy-flow.purchase-flow .buy-architecture-caption { padding: clamp(20px, 2.2vw, 34px); background: var(--surface); border-bottom: 1px solid var(--line); }
.journey-buy-flow.purchase-flow .purchase-flow__node { padding: 16px; }
.journey-buy-flow.purchase-flow .purchase-flow__node h3 { font-size: clamp(17px, 1vw, 19px); overflow-wrap: normal; }
.buy-architecture-caption { padding: 4px 0 22px; }
.buy-architecture-caption h2 { max-width: 880px; margin: 7px 0 0; font-size: clamp(23px, 2.8vw, 36px); line-height: 1.15; letter-spacing: -.04em; text-wrap: balance; }
.buy-architecture-caption > p:last-child { max-width: 720px; margin: 9px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.buy-architecture output { color: var(--accent-dark); font: inherit; }

.buy-architecture-map {
  display: grid;
  grid-template-columns: minmax(170px, .58fr) 40px minmax(480px, 1.65fr) 76px minmax(220px, .78fr);
  align-items: center;
  min-width: 0;
  padding: 18px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
}

.buy-architecture-node {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 190px;
  align-content: start;
  gap: 9px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--accent);
}

.buy-architecture-actor { min-height: 260px; }
.buy-architecture-node[data-maturity="missing"] { border-top-color: var(--red); }
.buy-architecture-node > span { color: var(--accent); font: 750 9px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.buy-architecture-node[data-maturity="missing"] > span { color: var(--red); }
.buy-architecture-node > strong { font-size: 15px; line-height: 1.25; letter-spacing: -.025em; }
.buy-architecture-node > p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.buy-architecture-node > p b { color: var(--text); }
.buy-architecture-node > .status { align-self: end; margin-top: auto; font-size: 8px; }

.buy-architecture-core {
  min-width: 0;
  padding: 16px;
  background: color-mix(in srgb, var(--accent) 4%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 58%, var(--line));
  border-top: 3px solid var(--accent);
  box-shadow: 0 16px 42px rgba(16, 55, 42, .08);
}

.buy-architecture-core > header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.buy-architecture-core > header span,
.buy-architecture-external > header span { color: var(--accent); font: 750 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.buy-architecture-core > header h3,
.buy-architecture-external > header h3 { margin: 5px 0 0; font-size: 21px; letter-spacing: -.035em; }
.buy-architecture-core > header .status { flex: 0 1 auto; text-align: right; }
.buy-architecture-core > p { margin: 14px 0 0; padding-top: 12px; color: var(--muted); border-top: 1px solid var(--line); font-size: 10px; line-height: 1.55; }

.buy-architecture-modules {
  display: grid;
  grid-template-columns: minmax(130px, 1fr) 28px minmax(130px, 1fr) 28px minmax(130px, 1fr);
  align-items: stretch;
}

.buy-architecture-modules .buy-architecture-node { min-height: 190px; padding: 14px; }

.buy-architecture-external {
  min-width: 0;
  padding: 14px;
  background: color-mix(in srgb, var(--red) 3%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--red) 40%, var(--line));
  border-top: 3px solid var(--red);
}

.buy-architecture-external > header { margin-bottom: 13px; }
.buy-architecture-external > header span { color: var(--red); }
.buy-architecture-external > header h3 { font-size: 17px; }
.buy-architecture-external .buy-architecture-node { min-height: 150px; padding: 14px; }

.buy-architecture-connector { position: relative; display: grid; min-width: 0; min-height: 34px; place-items: center; align-self: stretch; color: var(--accent); }
.buy-architecture-connector::before { content: ""; position: absolute; top: 50%; right: 0; left: 0; border-top: 1px solid var(--line-strong); }
.buy-architecture-connector::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: calc(50% - 4px);
  left: 0;
  width: 8px;
  height: 8px;
  opacity: 0;
  background: var(--accent);
  border-radius: 50%;
}
.buy-architecture-connector i { position: relative; z-index: 3; margin-left: auto; color: var(--accent); background: var(--surface-soft); font: normal 15px var(--mono); }
.buy-architecture-connector span { position: absolute; z-index: 4; top: calc(50% + 10px); padding: 2px 4px; color: var(--muted); background: var(--surface-soft); font: 700 8px var(--mono); text-align: center; text-transform: uppercase; }
.buy-architecture-boundary::before { border-color: var(--red); border-style: dashed; }
.buy-architecture-boundary i,
.buy-architecture-boundary span { color: var(--red); }
.buy-architecture-boundary::after { background: var(--red); }

.buy-architecture-external .buy-architecture-connector { min-height: 30px; }
.buy-architecture-external .buy-architecture-connector::before { top: 0; right: auto; bottom: 0; left: 50%; border-top: 0; border-left: 1px solid color-mix(in srgb, var(--red) 48%, var(--line)); }
.buy-architecture-external .buy-architecture-connector::after { top: 0; left: calc(50% - 4px); background: var(--red); }
.buy-architecture-external .buy-architecture-connector i { margin: auto 0 0; color: var(--red); background: color-mix(in srgb, var(--red) 3%, var(--surface)); }

.buy-architecture-node.is-current { z-index: 2; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent); animation: buy-flow-step-arrive .36s ease-out both; }
.buy-architecture-node.is-complete { background: color-mix(in srgb, var(--accent) 7%, var(--surface)); }
.buy-architecture-node.is-stopped { background: var(--red-soft); box-shadow: 0 0 0 3px color-mix(in srgb, var(--red) 30%, transparent); }
.buy-architecture-connector.is-complete::before { border-color: var(--accent); }
.buy-architecture-boundary.is-complete::before { border-color: var(--red); }
.buy-architecture-connector.is-active::after { opacity: 1; animation: buy-flow-signal-forward .36s ease-out both; }
.buy-architecture-external .buy-architecture-connector.is-active::after { animation-name: buy-flow-signal-down; }

.buy-architecture-status { margin: 0; padding: 14px 16px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-top: 0; font-size: 11px; line-height: 1.55; }

.buy-simple-truth {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 18px;
  align-items: center;
  padding: 18px 28px;
  background: var(--red-soft);
  border-bottom: 1px solid color-mix(in srgb, var(--red) 28%, var(--line));
  border-left: 3px solid var(--red);
}
.buy-simple-truth > div { display: grid; gap: 5px; }
.buy-simple-truth span { color: var(--red); font: 750 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.buy-simple-truth strong { font-size: 12px; line-height: 1.5; }
.buy-simple-truth code { color: var(--red); font-size: 10px; white-space: nowrap; }

.buy-technical-details { border-bottom: 1px solid var(--line); }
.buy-technical-details summary { display: flex; min-height: 52px; align-items: center; padding: 13px 28px; color: var(--muted); background: var(--surface-soft); cursor: pointer; font: 700 11px var(--mono); }
.buy-technical-details[open] summary { color: var(--text); }
.buy-technical-details > p { max-width: 800px; margin: 0; padding: 20px 28px 12px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.buy-technical-details nav { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 28px 24px; }
.buy-technical-details a { display: inline-flex; min-height: 44px; align-items: center; padding: 8px 11px; color: var(--accent-dark); background: var(--surface); border: 1px solid var(--line-strong); font-size: 11px; font-weight: 700; }
.buy-technical-details a:hover { border-color: var(--accent); }

@keyframes buy-flow-step-arrive { from { opacity: .72; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
@keyframes buy-flow-signal-forward { from { opacity: 0; transform: translateX(0); } to { opacity: 1; transform: translateX(24px); } }
@keyframes buy-flow-signal-down { from { opacity: 0; transform: translateY(0); } to { opacity: 1; transform: translateY(42px); } }

.journey-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0; background: var(--line); border-bottom: 1px solid var(--line); gap: 1px; }
.journey-facts > div { min-width: 0; padding: 14px 18px; background: var(--surface-soft); }
.journey-facts dt, .journey-register dt { color: var(--faint); font: 750 9px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.journey-facts dd { display: flex; flex-wrap: wrap; min-height: 26px; gap: 5px; align-items: center; margin: 5px 0 0; overflow-wrap: anywhere; font-size: 12px; font-weight: 650; }
.status { display: inline-flex; width: fit-content; max-width: 100%; min-height: 24px; align-items: center; padding: 3px 7px; border: 1px solid currentColor; font: 750 9px/1.35 var(--mono); letter-spacing: .04em; overflow-wrap: anywhere; }
.status-live, .status-implemented { color: var(--accent-dark); background: color-mix(in srgb, var(--accent) 8%, var(--surface)); }
.status-observed { color: var(--blue); background: color-mix(in srgb, var(--blue) 7%, var(--surface)); }
.status-bank { color: var(--blue); }
.status-activation { color: var(--amber); background: color-mix(in srgb, var(--amber) 7%, var(--surface)); }
.status-missing { color: var(--red); background: var(--red-soft); }
.status-blocked, .status-unimplemented { color: var(--red); background: var(--red-soft); }
.status-target { color: var(--faint); border-style: dashed; }

.journey-step-layout { display: grid; grid-template-columns: minmax(280px, .85fr) minmax(0, 1.2fr); border-bottom: 1px solid var(--line); }
.journey-explanation { padding: clamp(22px, 3vw, 34px); border-right: 1px solid var(--line); }
.journey-explanation h2 { margin: 10px 0 10px; font-size: clamp(22px, 2.3vw, 32px); line-height: 1.15; letter-spacing: -.04em; }
.journey-explanation > p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.journey-explanation aside { margin-top: 24px; padding: 15px; background: var(--surface-soft); border-left: 3px solid var(--accent); }
.journey-explanation aside strong { font-size: 12px; }
.journey-explanation aside p { margin: 5px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.journey-register { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; }
.journey-register > div { min-width: 0; padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.journey-register > div:nth-child(2n) { border-right: 0; }
.journey-register > div:nth-last-child(-n+2) { border-bottom: 0; }
.journey-register dd { margin: 8px 0 0; overflow-wrap: anywhere; font-size: 13px; line-height: 1.55; }

.journey-truth { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 16px 20px; background: color-mix(in srgb, var(--blue) 5%, var(--surface)); border-bottom: 1px solid var(--line); }
.journey-truth > b { color: var(--blue); font: 750 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.journey-truth p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.journey-truth .status-line { min-width: 0; justify-content: flex-end; }
.journey-truth.warning { background: color-mix(in srgb, var(--amber) 6%, var(--surface)); }
.journey-truth.warning > b { color: var(--amber); }
.journey-truth.critical { background: var(--red-soft); border-left: 3px solid var(--red); }
.journey-truth.critical > b { color: var(--red); }
.journey-technical { border-bottom: 1px solid var(--line); }
.journey-technical summary { display: flex; min-height: 52px; align-items: center; padding: 12px 20px; color: var(--muted); background: var(--surface-soft); cursor: pointer; font: 700 11px var(--mono); }
.journey-technical summary:hover { color: var(--text); }
.journey-technical pre { margin: 0; padding: 18px 20px; overflow: auto; color: var(--text); background: #f8faf8; font: 11px/1.7 var(--mono); white-space: pre-wrap; }

.journey-screen-actions { display: flex; min-height: 76px; justify-content: space-between; gap: 18px; align-items: center; padding: 14px 20px; }
.journey-primary, .journey-secondary, .journey-back { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; gap: 10px; padding: 10px 14px; font-size: 12px; font-weight: 750; }
.journey-primary { color: #fff; background: var(--accent); border: 1px solid var(--accent); }
.journey-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.journey-secondary { color: var(--accent); border: 1px solid var(--line-strong); }
.journey-secondary:hover, .journey-back:hover { color: var(--accent-dark); border-color: var(--accent); }
.journey-back { color: var(--muted); border: 1px solid transparent; }
.journey-completion { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px 28px; align-items: center; padding: clamp(22px, 3vw, 34px); background: color-mix(in srgb, var(--accent) 6%, var(--surface)); }
.journey-completion h2 { margin: 6px 0 7px; font-size: clamp(22px, 2.6vw, 34px); letter-spacing: -.04em; }
.journey-completion p:not(.journey-eyebrow) { max-width: 720px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.journey-completion nav { display: flex; grid-column: 1 / -1; flex-wrap: wrap; gap: 8px 20px; padding-top: 14px; border-top: 1px solid var(--line); }
.journey-completion nav a { display: inline-flex; min-height: 44px; align-items: center; color: var(--muted); font-size: 12px; font-weight: 650; }
.journey-completion nav a:hover { color: var(--accent); }

.journey-footer { display: flex; min-height: 44px; justify-content: space-between; gap: 18px; align-items: center; padding: 10px clamp(18px, 3vw, 48px); color: var(--faint); border-top: 1px solid var(--line); font: 10px var(--mono); }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }

/* Catalog */
.catalog-page { width: min(1320px, 100%); margin: 0 auto; padding: 28px clamp(18px, 4vw, 58px) 64px; }
.catalog-hero { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 36px; align-items: end; padding: 32px 0 44px; border-bottom: 1px solid var(--line-strong); }
.catalog-hero h1 { max-width: 780px; margin: 8px 0 15px; font-size: clamp(38px, 6vw, 78px); line-height: .98; letter-spacing: -.065em; text-wrap: balance; }
.catalog-hero > div > p:last-child { max-width: 760px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.65; }
.catalog-rule { padding: 20px; background: var(--surface); border: 1px solid var(--line-strong); border-top: 3px solid var(--blue); }
.catalog-rule span { color: var(--blue); font: 750 10px var(--mono); letter-spacing: .12em; }
.catalog-rule strong { display: block; margin: 12px 0 8px; font-size: 19px; line-height: 1.35; }
.catalog-rule p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.catalog-section { padding: 44px 0 0; }
.catalog-section > header { max-width: 820px; margin-bottom: 18px; }
.catalog-section > header h2 { margin: 7px 0 8px; font-size: clamp(25px, 3vw, 40px); letter-spacing: -.045em; }
.catalog-section > header > p:last-child { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.catalog-featured { display: grid; grid-template-columns: 180px minmax(0, 1fr) auto; gap: 26px; align-items: center; padding: 24px; background: var(--surface); border: 1px solid var(--line-strong); border-top: 3px solid var(--accent); }
.catalog-code { display: grid; gap: 6px; align-self: stretch; align-content: center; padding-right: 24px; border-right: 1px solid var(--line); }
.catalog-code span { color: var(--accent); font: 800 26px var(--mono); }
.catalog-code strong { font: 700 11px var(--mono); }
.catalog-code small { color: var(--muted); font-size: 11px; }
.status-line { display: flex; flex-wrap: wrap; gap: 5px; }
.catalog-featured h3 { margin: 12px 0 7px; font-size: 22px; letter-spacing: -.035em; }
.catalog-featured p { max-width: 720px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.catalog-mini-steps { display: flex; flex-wrap: wrap; gap: 5px; margin: 15px 0 0; padding: 0; list-style: none; }
.catalog-mini-steps li { padding: 5px 7px; color: var(--muted); background: var(--surface-soft); border: 1px solid var(--line); font: 10px var(--mono); }
.catalog-register { border: 1px solid var(--line-strong); }
.catalog-register article { display: grid; grid-template-columns: 150px minmax(180px, .65fr) minmax(260px, 1fr) auto; gap: 18px; align-items: center; padding: 17px 20px; background: var(--surface); }
.catalog-register article + article { border-top: 1px solid var(--line); }
.catalog-register article > span { color: var(--faint); font: 750 9px var(--mono); letter-spacing: .09em; }
.catalog-register h3 { margin: 0; font-size: 15px; }
.catalog-register p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.catalog-register a { display: inline-flex; min-height: 44px; align-items: center; color: var(--accent); font-size: 11px; font-weight: 700; }
.catalog-next { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 28px; align-items: center; margin-top: 44px; padding: 24px; background: var(--surface-soft); border: 1px solid var(--line); }
.catalog-next h2 { margin: 7px 0; font-size: 24px; letter-spacing: -.04em; }
.catalog-next p:not(.journey-eyebrow) { margin: 0; color: var(--muted); font-size: 13px; }

@media (max-width: 1320px) {
  .buy-simple-layout { grid-template-columns: minmax(0, 1fr); }
  .buy-purchase-ticket { width: min(640px, 100%); }
}

@media (max-width: 1100px) {
  .catalog-featured { grid-template-columns: 150px minmax(0, 1fr); }
  .catalog-featured > .journey-primary { grid-column: 1 / -1; justify-self: start; }
  .catalog-register article { grid-template-columns: 120px minmax(180px, .75fr) minmax(0, 1.2fr); }
  .catalog-register article > a { grid-column: 2 / -1; }
}

@media (max-width: 840px) {
  .journey-header { position: relative; grid-template-columns: 1fr auto; gap: 4px 16px; }
  .journey-header > p { justify-content: flex-end; }
  .journey-header nav { grid-column: 1 / -1; justify-content: flex-start; border-top: 1px solid var(--line); }
  .journey-layout { grid-template-columns: 1fr; gap: 14px; padding-top: 16px; }
  .journey-rail { display: none; }
  .journey-mobile-nav { display: block; background: var(--surface); border: 1px solid var(--line-strong); }
  .journey-mobile-nav summary { display: flex; min-height: 52px; justify-content: space-between; gap: 16px; align-items: center; padding: 12px 14px; cursor: pointer; }
  .journey-mobile-nav summary span { color: var(--text); font-size: 12px; font-weight: 700; }
  .journey-mobile-nav summary strong { color: var(--accent); font: 700 10px var(--mono); }
  .journey-mobile-nav ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 0 10px 10px; gap: 5px; }
  .journey-mobile-nav a { display: flex; min-height: 44px; align-items: center; padding: 8px 10px; color: var(--muted); background: var(--surface-soft); border: 1px solid var(--line); font-size: 11px; }
  .journey-mobile-nav a[aria-current="step"] { color: var(--accent-dark); border-color: var(--accent); }
  .buy-architecture-map { grid-template-columns: minmax(0, 1fr); padding: 14px; }
  .buy-architecture-actor { min-height: 210px; }
  .buy-architecture-map > .buy-architecture-connector { min-height: 54px; }
  .buy-architecture-map > .buy-architecture-connector::before { top: 0; right: auto; bottom: 0; left: 50%; border-top: 0; border-left: 1px solid var(--line-strong); }
  .buy-architecture-map > .buy-architecture-connector::after { top: 0; left: calc(50% - 4px); }
  .buy-architecture-map > .buy-architecture-connector i { margin: auto 0 0; transform: rotate(90deg); }
  .buy-architecture-map > .buy-architecture-connector span { top: 19px; left: calc(50% + 12px); }
  .buy-architecture-map > .buy-architecture-connector.is-active::after { animation-name: buy-flow-signal-down; }
  .buy-architecture-map > .buy-architecture-boundary::before { border-color: var(--red); border-left-style: dashed; }
  .journey-step-layout { grid-template-columns: 1fr; }
  .journey-explanation { border-right: 0; border-bottom: 1px solid var(--line); }
  .catalog-hero { grid-template-columns: 1fr; gap: 22px; }
  .catalog-featured { grid-template-columns: 1fr; }
  .catalog-code { padding: 0 0 18px; border-right: 0; border-bottom: 1px solid var(--line); }
  .catalog-featured > .journey-primary { grid-column: auto; }
  .catalog-register article { grid-template-columns: 1fr; gap: 6px; }
  .catalog-register article > a { grid-column: auto; }
  .catalog-next { grid-template-columns: 1fr; }
  .catalog-next .journey-secondary { justify-self: start; }
}

@media (max-width: 560px) {
  .journey-header { padding-inline: 14px; }
  .journey-header > p span { display: none; }
  .journey-header nav { gap: 2px 14px; }
  .journey-header nav a { font-size: 11px; }
  .journey-layout, .catalog-page { padding-right: 12px; padding-left: 12px; }
  body[data-journey-step="overview"] .journey-layout { padding-right: 12px; padding-left: 12px; }
  .journey-mobile-nav ol { grid-template-columns: 1fr; }
  .journey-screen-heading { padding: 24px 18px; }
  .journey-screen-heading h1 { font-size: clamp(29px, 10vw, 44px); }
  .journey-facts, .journey-register { grid-template-columns: 1fr; }
  .journey-facts > div + div, .journey-register > div + div { border-top: 1px solid var(--line); }
  .journey-register > div { border-right: 0; border-bottom: 0; }
  .journey-truth { grid-template-columns: 1fr; gap: 7px; }
  .buy-simple-heading { padding: 24px 18px; }
  .buy-simple-heading h1 { font-size: clamp(31px, 10vw, 44px); }
  .buy-simple-layout { gap: 22px; padding: 18px; }
  .buy-ticket-row,
  .buy-ticket-amount { grid-template-columns: 1fr; gap: 8px; }
  .buy-purchase-ticket > small { padding-left: 18px; }
  .buy-architecture-caption { padding-top: 0; }
  .buy-architecture-caption h2 { font-size: 24px; }
  .buy-architecture-core,
  .buy-architecture-external { padding: 13px; }
  .buy-architecture-core > header { display: grid; }
  .buy-architecture-core > header .status { text-align: left; }
  .buy-architecture-modules { grid-template-columns: minmax(0, 1fr); }
  .buy-architecture-modules .buy-architecture-connector { min-height: 44px; }
  .buy-architecture-modules .buy-architecture-connector::before { top: 0; right: auto; bottom: 0; left: 50%; border-top: 0; border-left: 1px solid var(--line-strong); }
  .buy-architecture-modules .buy-architecture-connector::after { top: 0; left: calc(50% - 4px); }
  .buy-architecture-modules .buy-architecture-connector i { margin: auto 0 0; transform: rotate(90deg); }
  .buy-architecture-modules .buy-architecture-connector.is-active::after { animation-name: buy-flow-signal-down; }
  .buy-architecture-node { min-height: 170px; }
  .buy-simple-truth { grid-template-columns: 1fr; gap: 12px; padding: 18px; }
  .buy-simple-truth code { white-space: normal; }
  .buy-technical-details summary { padding-inline: 18px; }
  .buy-technical-details > p { padding: 18px 18px 10px; }
  .buy-technical-details nav { padding: 0 18px 20px; }
  .journey-screen-actions { flex-direction: column; align-items: stretch; }
  .journey-screen-actions, .journey-completion { grid-template-columns: 1fr; }
  .journey-screen-actions > span { display: none; }
  .journey-primary, .journey-secondary, .journey-back { width: 100%; }
  .journey-completion > .journey-primary { grid-column: auto; }
  .journey-footer { display: grid; }
}

@media (pointer: coarse) {
  .journey-link,
  .journey-header nav a,
  .journey-primary,
  .journey-secondary,
  .journey-back,
  .journey-mobile-nav a,
  .journey-technical summary,
  .buy-technical-details summary,
  .buy-technical-details a,
  .catalog-register a { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .journey-progress-track i { transition-duration: .01ms; }
  .buy-architecture-node.is-current,
  .buy-architecture-connector.is-active::after { animation: none; }
}