:root {
  --blue: #1646e8;
  --blue-dark: #0a278c;
  --coral: #ff664d;
  --ink: #172035;
  --muted: #667085;
  --line: #dce2ee;
  --wash: #f4f7fc;
  --paper: #fff;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 82px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); font-size: 15px; line-height: 1.6; }
a { color: inherit; }
a:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; padding: 10px 16px; background: var(--ink); color: white; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.topbar { height: 66px; position: sticky; z-index: 20; top: 0; display: grid; grid-template-columns: 260px 1fr auto; align-items: center; gap: 24px; padding: 0 28px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); }
.wordmark { display: flex; align-items: center; gap: 11px; font-weight: 750; text-decoration: none; letter-spacing: -.02em; }
.mark { display: grid; place-items: center; width: 31px; height: 31px; background: var(--blue); color: white; border-radius: 7px; font: 700 13px var(--mono); transform: rotate(-3deg); }
.environment { margin: 0; color: var(--muted); font: 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.status-dot { display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%; background: #16b364; box-shadow: 0 0 0 3px #d7f8e4; }
.contact-link { padding: 8px 13px; color: var(--blue); border: 1px solid var(--blue); border-radius: 5px; font: 700 12px var(--mono); text-decoration: none; }
.contact-link:hover { color: white; background: var(--blue); }

.workspace { display: grid; grid-template-columns: 260px minmax(480px, 1fr) 330px; max-width: 1800px; margin: auto; }
.index { position: sticky; top: 66px; height: calc(100vh - 66px); padding: 33px 20px 24px 28px; border-right: 1px solid var(--line); overflow-y: auto; }
.eyebrow, .kicker, .field-label, .case-number { color: var(--muted); font: 700 10px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.eyebrow { display: flex; justify-content: space-between; margin: 0 8px 19px; }
.eyebrow span { color: var(--blue); }
.index nav > a, .subroutes a { display: flex; align-items: center; gap: 10px; min-width: 0; text-decoration: none; }
.index nav > a { padding: 9px 8px; border-radius: 5px; font: 600 12px var(--mono); }
.index nav > a:hover, .index nav > a.active { background: #edf2ff; color: var(--blue-dark); }
.method { display: inline-block; min-width: 34px; font: 800 9px var(--mono); letter-spacing: .04em; }
.get { color: var(--blue); }
.post { color: #b43c29; }
.subroutes { margin: 2px 0 12px 24px; padding-left: 14px; border-left: 1px solid var(--line); }
.subroutes a { padding: 5px; color: var(--muted); font: 10px var(--mono); }
.subroutes a span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.subroutes a:hover { color: var(--blue); }
.index-footer { display: flex; gap: 9px; align-items: center; margin: 28px 8px 0; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font: 10px var(--mono); }
.test-pass { display: inline-grid; place-items: center; flex: 0 0 auto; width: 20px; height: 20px; color: #08783d; background: #dff7e9; border-radius: 50%; font-weight: 900; }

main { min-width: 0; }
main > section { padding: 65px clamp(32px, 5vw, 78px); border-bottom: 1px solid var(--line); scroll-margin-top: 65px; }
.route-heading { display: flex; align-items: center; gap: 12px; color: var(--muted); }
.route-heading code { font: 12px var(--mono); }
.code-ok { margin-left: auto; padding: 3px 7px; color: #08783d; background: #e2f8eb; border-radius: 3px; font: 800 9px var(--mono); }
.hero { position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; width: 250px; height: 250px; right: -100px; top: 80px; border: 42px solid #eef2ff; border-radius: 50%; z-index: -1; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(180px, 34%); gap: clamp(30px, 5vw, 70px); align-items: center; margin-top: 55px; }
.kicker { margin: 0 0 12px; color: var(--blue); }
h1 { max-width: 650px; margin: 0; font-size: clamp(46px, 6vw, 82px); line-height: .94; letter-spacing: -.065em; }
.title { max-width: 580px; margin: 22px 0 27px; color: var(--blue); font-size: clamp(17px, 2vw, 23px); font-weight: 650; line-height: 1.3; }
.summary { max-width: 670px; padding-left: 19px; border-left: 2px solid var(--coral); color: #3d4960; }
.summary p { margin: 0 0 12px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 30px; }
.primary-button { padding: 11px 16px; color: white; background: var(--blue); border-radius: 4px; font: 700 11px var(--mono); text-decoration: none; box-shadow: 5px 5px 0 #cdd8ff; }
.primary-button:hover { transform: translate(-1px,-1px); box-shadow: 7px 7px 0 #cdd8ff; }
.text-link { color: var(--muted); font: 11px var(--mono); text-underline-offset: 4px; }
.portrait-frame { position: relative; margin: 0; padding: 7px; background: white; border: 1px solid var(--line); box-shadow: 14px 14px 0 #e8edfb; transform: rotate(1.5deg); }
.portrait-frame img { display: block; width: 100%; aspect-ratio: 4/5; object-fit: cover; filter: saturate(.9) contrast(1.03); }
.portrait-meta { display: flex; justify-content: space-between; padding: 5px 3px 10px; color: var(--muted); font: 8px var(--mono); }
.portrait-frame figcaption { padding: 10px 6px 6px; color: var(--muted); font: 9px var(--mono); }

.section-intro { display: grid; grid-template-columns: 34px 1fr auto; gap: 15px; align-items: end; margin-bottom: 42px; }
.line-number { align-self: start; margin: 3px 0; color: var(--coral); font: 800 10px var(--mono); }
h2 { margin: 0; font-size: clamp(30px, 4vw, 48px); letter-spacing: -.045em; line-height: 1; }
.count { margin: 0; color: var(--muted); font: 10px var(--mono); }
.count strong { color: var(--blue); font-size: 17px; }
.case-list { border-top: 1px solid var(--ink); }
.case-study { padding: 34px 0 48px; border-bottom: 1px solid var(--line); scroll-margin-top: 85px; }
.case-header { display: flex; align-items: center; }
.case-title-row { display: flex; justify-content: space-between; gap: 25px; margin: 29px 0 22px; }
.case-number { margin: 0 0 6px; color: var(--coral); }
h3 { margin: 0; font-size: 23px; line-height: 1.25; letter-spacing: -.025em; }
.company { margin: 7px 0 0; color: var(--blue); font-weight: 650; }
.company a { text-underline-offset: 4px; }
.dates { margin: 6px 0; color: var(--muted); font: 11px var(--mono); white-space: nowrap; }
.case-tabs { display: flex; gap: 23px; border-bottom: 1px solid var(--line); }
.case-tabs a { padding: 8px 0; color: var(--muted); border-bottom: 2px solid transparent; font: 700 10px var(--mono); text-decoration: none; }
.case-tabs a:hover { color: var(--blue); border-color: var(--blue); }
.case-content { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(180px, .8fr); gap: 28px; padding-top: 27px; }
.narrative { grid-row: span 2; }
.outcome { position: relative; margin: 0 0 14px; padding-left: 20px; color: #3d4960; }
.outcome::before { content: "→"; position: absolute; left: 0; color: var(--coral); font-family: var(--mono); }
.tech-list { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 0; padding: 0; list-style: none; }
.tech-list li { padding: 4px 7px; color: var(--blue-dark); background: #edf2ff; border: 1px solid #d7e0ff; border-radius: 3px; font: 9px var(--mono); }
.validation { display: flex; align-items: center; gap: 9px; padding-top: 14px; border-top: 1px dashed var(--line); }
.validation div { display: flex; flex-direction: column; }
.validation strong { font-size: 11px; }
.validation div span { color: var(--muted); font: 9px var(--mono); }

.schema-section { background: var(--wash); }
.schema-tree { padding: 25px; background: white; border: 1px solid var(--line); border-left: 3px solid var(--blue); font-family: var(--mono); }
.schema-tree p { margin: 0; }
.caret { color: var(--blue); }
.type { margin-left: 8px; color: var(--muted); font-size: 10px; }
.schema-tree ul { margin: 12px 0 0 8px; padding: 0 0 0 27px; border-left: 1px solid #cdd5e5; list-style: none; }
.schema-tree li { position: relative; display: grid; grid-template-columns: 32px 1fr auto; gap: 12px; padding: 7px 0; font-size: 11px; }
.schema-tree li::before { content: ""; position: absolute; left: -27px; top: 15px; width: 19px; border-top: 1px solid #cdd5e5; }
.tree-key { color: var(--muted); }
.tree-value { color: var(--blue-dark); }
.required { color: #b43c29; font-size: 8px; text-transform: uppercase; }
.credential-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 45px; }
.credential { display: flex; gap: 16px; align-items: center; margin-top: 14px; padding: 19px; border: 1px solid var(--line); box-shadow: 4px 4px 0 var(--wash); }
.credential h3 { font-size: 15px; }
.credential p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.seal { display: grid; place-items: center; flex: 0 0 auto; width: 45px; height: 45px; color: white; background: var(--blue); border-radius: 50%; font: 800 8px var(--mono); }
.seal.coral { background: var(--coral); }
.references { background: var(--ink); color: white; }
.references .kicker { color: #9db2ff; }
.reference-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: #394259; border: 1px solid #394259; }
.reference { display: flex; flex-direction: column; justify-content: space-between; min-height: 240px; margin: 0; padding: 27px; background: var(--ink); }
.reference blockquote { margin: 0; color: #eef1f8; font-size: 14px; }
.reference figcaption { display: flex; flex-direction: column; margin-top: 24px; font-size: 11px; }
.reference figcaption span { color: #96a1b8; font-family: var(--mono); }

.response-panel { position: sticky; top: 66px; height: calc(100vh - 66px); padding: 31px 24px; color: #dce5ff; background: #11192b; overflow: auto; }
.response-title, .response-title > div { display: flex; align-items: center; justify-content: space-between; }
.response-title strong { color: white; font-size: 12px; }
.response-caption { padding-bottom: 16px; color: #8290aa; border-bottom: 1px solid #28334a; font: 9px var(--mono); }
.response-panel pre { margin: 25px 0; white-space: pre-wrap; overflow-wrap: anywhere; font: 10px/1.85 var(--mono); }
.json-key { color: #86a7ff; }
.json-string { color: #ffad9f; }
.json-bool { color: #7be2ad; }
.response-foot { display: flex; justify-content: space-between; padding-top: 17px; border-top: 1px solid #28334a; color: #8290aa; font: 9px var(--mono); }
.latency { color: #54d893; }
footer { display: flex; justify-content: space-between; margin-left: 260px; padding: 22px 28px; color: var(--muted); border-top: 1px solid var(--line); font: 10px var(--mono); }
footer a { color: var(--blue); }

@media (max-width: 1150px) {
  .workspace { grid-template-columns: 220px minmax(0, 1fr); }
  .topbar { grid-template-columns: 220px 1fr auto; }
  .response-panel { display: none; }
  footer { margin-left: 220px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 60px; }
  .topbar { height: 60px; grid-template-columns: 1fr auto; padding: 0 16px; }
  .environment { display: none; }
  .contact-link { font-size: 0; }
  .contact-link span { font-size: 14px; }
  .workspace { display: block; }
  .index { position: relative; top: 0; width: 100%; height: auto; padding: 16px; border-right: 0; border-bottom: 1px solid var(--line); }
  .index .eyebrow, .subroutes, .index-footer { display: none; }
  .index nav { display: flex; gap: 5px; overflow-x: auto; }
  .index nav > a { flex: 0 0 auto; }
  main > section { padding: 48px 20px; }
  .hero-grid { grid-template-columns: 1fr; margin-top: 36px; }
  .portrait-frame { width: min(78%, 310px); grid-row: 1; transform: rotate(1deg); }
  h1 { font-size: clamp(44px, 16vw, 68px); }
  .section-intro { grid-template-columns: 25px 1fr; }
  .count { display: none; }
  .case-title-row { flex-direction: column; gap: 5px; }
  .case-content, .credential-columns, .reference-list { grid-template-columns: 1fr; }
  .narrative { grid-row: auto; }
  .reference { min-height: 0; }
  footer { margin-left: 0; flex-direction: column; gap: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}