:root {
  --ink: #202024;
  --muted: #6b6874;
  --paper: #fbfaf8;
  --white: #ffffff;
  --panel: #f3f1f4;
  --line: #dfdce3;
  --pink: #ff37d1;
  --pink-hot: #f50aa0;
  --pink-dark: #d9008f;
  --pink-pale: #fff0fb;
  --purple-pale: #eee9ff;
  --green: #12805b;
  --green-pale: #e0f6ec;
  --red: #cf3654;
  --red-pale: #ffe7ec;
  --amber: #8e6308;
  --amber-pale: #fff2ca;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shadow: 0 18px 50px rgba(35, 20, 38, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 9%, rgba(255, 55, 209, .10), transparent 26rem),
    var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
button, a { color: inherit; font: inherit; }
button { cursor: pointer; }
a { text-decoration: none; }
[hidden] { display: none !important; }
.page-width { width: min(1180px, calc(100% - 48px)); margin-right: auto; margin-left: auto; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  min-height: 76px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(251, 250, 248, .93);
  backdrop-filter: blur(14px);
}
.brand { display: block; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 15px; letter-spacing: -.02em; }
.brand small { margin-top: 4px; color: var(--muted); font: 700 8px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.top-tabs { align-self: stretch; display: flex; gap: 25px; }
.top-tab { position: relative; border: 0; padding: 0 3px; color: var(--muted); background: transparent; font-size: 12px; font-weight: 760; }
.top-tab::after { content: ""; position: absolute; right: 0; bottom: 0; left: 0; height: 3px; border-radius: 3px 3px 0 0; background: transparent; }
.top-tab.active { color: var(--ink); }
.top-tab.active::after { background: var(--pink-hot); }
.top-tab:hover, .top-tab:focus-visible { color: var(--pink-hot); }
.top-tab:focus-visible { outline: 2px solid var(--pink-hot); outline-offset: 4px; }

.intro { padding-top: 84px; }
.plain-label { margin: 0 0 17px; color: var(--pink-dark); font: 800 10px var(--mono); letter-spacing: .11em; text-transform: uppercase; }
h1 { max-width: 960px; margin: 0; font-size: clamp(45px, 6.2vw, 78px); line-height: .98; letter-spacing: -.058em; }
h2 { margin: 0; font-size: clamp(29px, 3.5vw, 43px); line-height: 1.08; letter-spacing: -.04em; }
.lede { width: 100%; margin: 29px 0 0; color: var(--muted); font-size: 17px; line-height: 1.72; }
.lede strong { color: var(--ink); }

.main-route, .full-route { display: flex; align-items: center; overflow-x: auto; }
.main-route { margin-top: 39px; padding: 31px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.92); box-shadow: var(--shadow); }
.main-route > span, .route-arrow { min-width: 36px; flex: 1; color: var(--pink-hot); text-align: center; font-size: 21px; }
.route-token, .token-node { width: 78px; height: 78px; display: grid; place-items: center; flex: 0 0 auto; border: 2px solid var(--ink); border-radius: 50%; background: var(--white); text-align: center; font: 800 10px var(--mono); }
.main-route .route-token:first-child { background: var(--pink); }
.main-route .route-token:last-child { color: var(--white); background: var(--ink); }
.route-pool, .pool-node { min-width: 145px; flex: 0 0 auto; padding: 15px; border: 1.5px solid var(--ink); border-radius: 13px; text-align: center; background: var(--panel); }
.route-pool { border-color: var(--pink-hot); background: var(--pink-pale); }
.route-pool strong, .route-pool small, .pool-node strong, .pool-node small { display: block; }
.route-pool strong, .pool-node strong { font-size: 11px; }
.route-pool small, .pool-node small { margin-top: 5px; color: var(--muted); font-size: 8px; line-height: 1.42; }
.terms { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 13px; }
.terms p { margin: 0; padding: 17px 19px; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); background: rgba(255,255,255,.78); font-size: 12px; line-height: 1.55; }
.terms strong { color: var(--ink); }

.process-section, .design, .experiment-log, .claim { padding-top: 102px; }
.process-section > p, .design > p, .experiment-log > p, .claim > p { width: 100%; margin: 18px 0 0; color: var(--muted); font-size: 14px; line-height: 1.68; }
.process-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; margin-top: 31px; }
.process-card { border: 2px solid var(--ink); border-radius: 18px; background: var(--white); overflow: hidden; box-shadow: 7px 8px 0 var(--ink); }
.process-card header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 20px; border-bottom: 2px solid var(--ink); }
.process-card header span { font-size: 13px; font-weight: 850; }
.process-card header strong { font-size: 10px; }
.quote-process header { background: var(--red-pale); }
.quote-process header strong { color: var(--red); }
.execution-process header { background: var(--green-pale); }
.execution-process header strong { color: var(--green); }
.process-card ol { margin: 0; padding: 16px 20px 21px; list-style: none; }
.process-card li { min-height: 63px; display: grid; grid-template-columns: 32px 1fr; gap: 12px; align-items: center; border-bottom: 1px solid var(--line); font-size: 12px; line-height: 1.5; }
.process-card li:last-child { border-bottom: 0; }
.process-card li b { width: 29px; height: 29px; display: grid; place-items: center; border: 1px solid var(--ink); border-radius: 50%; font: 800 9px var(--mono); }
.process-card li.divergence { margin: 0 -10px; padding: 0 10px; color: var(--red); background: var(--red-pale); }
.process-card li.divergence b { color: var(--white); border-color: var(--red); background: var(--red); }
.process-card li.success-step { margin: 0 -10px; padding: 0 10px; color: var(--green); background: var(--green-pale); }
.process-card li.success-step b { color: var(--white); border-color: var(--green); background: var(--green); }
.process-card li.not-reached { color: var(--muted); opacity: .5; }
.meaning-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; margin-top: 19px; }
.meaning-grid div { padding: 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--white); }
.meaning-grid strong, .meaning-grid span { display: block; }
.meaning-grid strong { font-size: 12px; }
.meaning-grid span { margin-top: 6px; color: var(--muted); font-size: 10px; line-height: 1.48; }

.design { padding-top: 102px; color: var(--ink); background: transparent; }
.design h2 { color: var(--ink); }
.test-intro { width: 100%; margin: 18px 0 22px; color: var(--muted); font-size: 14px; line-height: 1.68; }
.test-intro strong { color: var(--ink); }
.test-table-wrap { border: 1px solid var(--line); border-radius: 15px; background: var(--white); box-shadow: var(--shadow); overflow-x: auto; }
.test-table { width: 100%; min-width: 850px; border-collapse: collapse; table-layout: fixed; }
.test-table th, .test-table td { padding: 15px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; font-size: 12px; line-height: 1.58; }
.test-table th { padding-top: 14px; padding-bottom: 12px; color: var(--ink); background: var(--pink-pale); font-size: 10px; font-weight: 800; letter-spacing: .03em; text-transform: uppercase; }
.test-table th:nth-child(1), .test-table td:nth-child(1) { width: 30%; }
.test-table th:nth-child(2), .test-table td:nth-child(2) { width: 30%; }
.test-table th:nth-child(3), .test-table td:nth-child(3) { width: 40%; }
.test-table tbody tr:last-child td { border-bottom: 0; }
.test-table tbody tr:hover { background: var(--pink-pale); }
.test-count-note { margin: 12px 0 0; padding: 14px 16px; border: 1px solid var(--line); border-radius: 11px; color: var(--muted); background: var(--panel); font-size: 10px; line-height: 1.5; }
.test-count-note strong { color: var(--pink-dark); }

.filters { display: flex; gap: 7px; margin: 31px 0; padding: 5px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); width: fit-content; }
.filter { padding: 10px 13px; border: 0; border-radius: 10px; background: transparent; font-size: 10px; font-weight: 780; white-space: nowrap; }
.filter span { margin-left: 4px; color: var(--muted); font: 8px var(--mono); }
.filter.active { color: var(--white); background: var(--ink); }
.filter.active span { color: var(--pink); }
.case-group-label { display: flex; justify-content: space-between; margin: 33px 0 10px; padding: 12px 15px; border-radius: 10px; background: var(--pink-pale); }
.case-group-label.real { margin-top: 43px; background: var(--purple-pale); }
.case-group-label strong { font-size: 11px; }
.case-group-label span { color: var(--muted); font: 9px var(--mono); }
.case-list { display: grid; gap: 9px; }
.case-card { border: 1px solid var(--line); border-radius: 14px; background: var(--white); overflow: hidden; }
.case-card.emphasis { border: 2px solid var(--pink-hot); box-shadow: 0 10px 28px rgba(245, 10, 160, .13); }
.case-card[open] { border-color: var(--ink); box-shadow: var(--shadow); }
.case-card summary { min-height: 87px; display: grid; grid-template-columns: 45px minmax(280px, 1fr) 70px 210px 32px; gap: 15px; align-items: center; padding: 16px 19px; cursor: pointer; list-style: none; }
.case-card summary::-webkit-details-marker { display: none; }
.case-number { color: var(--pink-hot); font: 760 20px var(--mono); }
.case-question small, .case-question strong { display: block; }
.case-question small { color: var(--muted); font: 750 7px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.case-question strong { margin-top: 5px; font-size: 12px; line-height: 1.42; }
.hop-count { justify-self: start; padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); font: 750 8px var(--mono); white-space: nowrap; }
.case-status { font-size: 10px; font-weight: 820; }
.case-status.good { color: var(--green); }
.case-status.issue { color: var(--red); }
.case-status.verify, .case-status.reject { color: var(--amber); }
.open-icon { width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; transition: transform .2s; }
.case-card[open] .open-icon { color: var(--white); background: var(--ink); transform: rotate(45deg); }
.case-details { padding: 0 21px 23px 79px; }
.verification-warning { margin: 0 0 18px; padding: 15px; border: 1px solid #dfbb5d; border-radius: 10px; color: var(--amber); background: var(--amber-pale); font-size: 11px; line-height: 1.5; }
.case-field { padding: 22px 0; border-top: 1px solid var(--line); }
.case-field h3 { margin: 0 0 16px; font-size: 12px; }
.full-route { padding: 21px; border-radius: 12px; background: var(--panel); }
.route-node { flex: 0 0 auto; }
.hook-node { border-color: var(--pink-hot); background: var(--pink-pale); }
.hook-node::before { content: "Tempo hook"; display: block; margin-bottom: 5px; color: var(--pink-hot); font: 780 7px var(--mono); }
.facts-grid { display: grid; grid-template-columns: 120px 1fr 1.3fr; gap: 10px; }
.facts-grid div { padding: 15px; border-radius: 10px; background: var(--panel); }
.facts-grid span, .facts-grid strong { display: block; }
.facts-grid span { color: var(--muted); font: 750 8px var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.facts-grid strong { margin-top: 7px; font-size: 11px; line-height: 1.48; }
.result-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
.result-panel { min-height: 145px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); }
.result-panel h4 { margin: 0 0 14px; color: var(--muted); font: 760 8px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.result-panel > strong { font-size: 13px; }
.result-panel > p { margin: 7px 0 0; font-size: 11px; line-height: 1.52; }
.result-panel.good { border-color: #a8d7c5; background: var(--green-pale); }
.result-panel.good > strong { color: var(--green); }
.result-panel.bad { border-color: #edb3bf; background: var(--red-pale); }
.result-panel.bad > strong { color: var(--red); }
.result-panel.warning { border-color: #e5c675; background: var(--amber-pale); }
.result-panel.warning > strong { color: var(--amber); }
.failure-step { margin-top: 13px; padding-top: 11px; border-top: 1px solid rgba(207,54,84,.25); font-size: 10px; line-height: 1.52; }
.failure-step span { display: block; margin-bottom: 4px; color: var(--red); font: 800 8px var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.interpretation { padding: 18px; border-radius: 12px; color: var(--white); background: var(--ink); }
.interpretation strong { color: var(--pink); font: 780 8px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.interpretation p { margin: 7px 0 0; font-size: 11px; line-height: 1.58; }

.claim { padding-bottom: 105px; }
.claim blockquote { margin: 27px 0 0; padding: 31px; border-left: 6px solid var(--pink); border-radius: 0 16px 16px 0; color: var(--white); background: var(--ink); font-size: clamp(20px, 2.5vw, 29px); font-weight: 730; line-height: 1.42; letter-spacing: -.025em; }
.solution-panel { min-height: calc(100vh - 77px); background: radial-gradient(circle at 88% 5%, rgba(255,55,209,.16), transparent 30rem); }
.solution-hero { padding-top: 84px; }
.solution-hero h1 { max-width: 1080px; }
.solution-lede { max-width: 980px; margin: 27px 0 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.solution-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.solution-badges span { padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.75); font: 750 8px var(--mono); text-transform: uppercase; }
.live-runner { margin-top: 42px; border: 2px solid var(--ink); border-radius: 22px; background: var(--white); overflow: hidden; box-shadow: 9px 10px 0 var(--ink); }
.runner-header { display: flex; justify-content: space-between; gap: 30px; padding: 27px; color: var(--white); background: var(--ink); }
.runner-header > div:first-child { max-width: 710px; }
.runner-eyebrow { margin: 0 0 9px; color: var(--pink); font: 800 8px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.runner-header h2 { color: var(--white); font-size: clamp(25px, 3vw, 38px); }
.runner-header p:last-child { margin: 12px 0 0; color: #c7c3cc; font-size: 11px; line-height: 1.55; }
.runner-control { min-width: 210px; display: flex; align-items: stretch; justify-content: center; flex-direction: column; gap: 10px; }
.fork-status { display: flex; align-items: center; gap: 8px; color: #c7c3cc; font: 750 8px var(--mono); text-transform: uppercase; }
.fork-status i { width: 9px; height: 9px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 4px rgba(245,166,35,.12); }
.fork-status.ready { color: #7ce0b5; }
.fork-status.ready i { background: #28b884; box-shadow: 0 0 0 4px rgba(40,184,132,.16); }
.recorded-meta { color: #c7c3cc; font: 750 9px/1.7 var(--mono); }
.case-picker { padding: 24px 27px; border-bottom: 1px solid var(--line); background: linear-gradient(115deg, var(--white), var(--pink-pale)); }
.step-heading { display: flex; align-items: flex-start; gap: 13px; }
.step-heading > span { width: 35px; height: 35px; display: grid; place-items: center; flex: 0 0 auto; border: 2px solid var(--ink); border-radius: 50%; background: var(--pink); font: 850 9px var(--mono); }
.step-heading > div { flex: 1; min-width: 0; }
.step-heading h3 { margin: 0; font-size: 17px; line-height: 1.25; }
.step-heading p { margin: 5px 0 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.runner-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; margin-top: 22px; }
.runner-case { min-height: 91px; padding: 16px; border: 1.5px solid var(--line); border-radius: 13px; background: var(--white); text-align: left; transition: .18s ease; }
.runner-case:hover, .runner-case.active { border-color: var(--pink-hot); box-shadow: 4px 4px 0 var(--ink); transform: translate(-2px,-2px); }
.runner-case.active { background: #fff1fa; }
.runner-case small, .runner-case strong, .runner-case span { display: block; }
.runner-case small { color: var(--pink-dark); font: 800 8px var(--mono); text-transform: uppercase; }
.runner-case strong { margin-top: 7px; font-size: 18px; }
.runner-case span { margin-top: 4px; color: var(--muted); font-size: 9px; }
.runner-route { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 18px; padding: 13px; border: 1px solid var(--line); border-radius: 11px; background: var(--white); }
.runner-route > strong { font-size: 11px; }
.runner-route > span { padding: 6px 8px; border: 1px solid #f0a8da; border-radius: 7px; color: var(--pink-dark); background: var(--pink-pale); font: 800 8px var(--mono); text-transform: uppercase; }
.runner-route > i { color: var(--pink-hot); font-size: 15px; font-style: normal; }
.recorded-compare { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--line); }
.recorded-side { min-height: 134px; padding: 22px 27px; border-top: 4px solid var(--line); background: var(--panel); }
.recorded-side:first-child { border-right: 1px solid var(--line); }
.recorded-side[data-state="bad"] { border-top-color: var(--red); background: var(--red-pale); }
.recorded-side[data-state="good"] { border-top-color: var(--green); background: var(--green-pale); }
.recorded-side small, .recorded-side strong { display: block; }
.recorded-side small { color: var(--muted); font: 800 8px var(--mono); text-transform: uppercase; }
.recorded-side strong { margin-top: 11px; font-size: clamp(17px, 2vw, 25px); }
.recorded-side[data-state="bad"] strong { color: var(--red); }
.recorded-side[data-state="good"] strong { color: var(--green); }
.recorded-side p { margin: 8px 0 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.experiment-flow { padding: 0 27px 24px; }
.experiment-stage { padding: 24px 0; border-bottom: 1px solid var(--line); }
.experiment-stage:last-child { border-bottom: 0; padding-bottom: 0; }
.experiment-stage[data-state="bad"] .step-heading > span { color: var(--white); border-color: var(--red); background: var(--red); }
.experiment-stage[data-state="good"] .step-heading > span { color: var(--white); border-color: var(--green); background: var(--green); }
.step-state { flex: 0 0 auto; padding: 7px 9px; border-radius: 7px; color: var(--muted); background: var(--panel); font: 800 8px var(--mono); text-transform: uppercase; }
.step-state.good { color: var(--green); background: var(--green-pale); }
.step-state.bad { color: var(--red); background: var(--red-pale); }
.step-state.neutral { color: var(--amber); background: var(--amber-pale); }
.stage-content { display: grid; grid-template-columns: minmax(170px, .65fr) 1.35fr; gap: 16px; align-items: center; margin-top: 17px; }
.stage-measure { min-height: 76px; padding: 16px; border: 1px solid var(--line); border-radius: 11px; background: var(--panel); }
.stage-measure small, .stage-measure strong { display: block; }
.stage-measure small, .execution-metrics small, .compare-grid small { color: var(--muted); font: 800 8px var(--mono); text-transform: uppercase; }
.stage-measure strong { margin-top: 8px; font-size: 19px; }
.experiment-stage[data-state="bad"] .stage-measure strong { color: var(--red); }
.stage-content > p, .bridge-detail > p, .stage-footnote { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.bridge-hops { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 11px; }
.bridge-hops > span { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); font-size: 9px; font-weight: 750; }
.plan-order { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 13px; padding: 11px; border-radius: 9px; background: var(--green-pale); }
.plan-order small { color: var(--green); font: 800 8px var(--mono); text-transform: uppercase; }
.plan-order span { color: var(--green); font-size: 10px; font-weight: 750; }
.plan-order code { color: #306d55; font: 8px var(--mono); }
.execution-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 17px; }
.execution-metrics > div { min-height: 78px; padding: 15px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.execution-metrics small, .execution-metrics strong { display: block; }
.execution-metrics strong { margin-top: 9px; font-size: 16px; }
.stage-footnote { margin-top: 11px; }
.compare-grid { display: grid; grid-template-columns: 1fr 38px 1fr 1fr; gap: 9px; align-items: center; margin-top: 17px; }
.compare-grid > div { min-height: 82px; padding: 15px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.compare-grid small, .compare-grid strong { display: block; }
.compare-grid strong { margin-top: 9px; font-size: 17px; }
.compare-sign { color: var(--pink-dark); font: 800 10px var(--mono); text-align: center; text-transform: uppercase; }
.compare-grid > .compare-difference { background: var(--pink-pale); }
.compare-verdict { margin: 11px 0 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.experiment-stage[data-state="good"] .compare-verdict { color: var(--green); font-weight: 750; }
.experiment-stage[data-state="bad"] .compare-verdict { color: var(--red); font-weight: 750; }
.why-matters { margin: 0 27px 23px; padding: 18px 20px; border-left: 5px solid var(--green); border-radius: 0 11px 11px 0; background: var(--green-pale); }
.why-matters strong { color: var(--green); font: 800 8px var(--mono); text-transform: uppercase; }
.why-matters p { margin: 7px 0 0; font-size: 13px; font-weight: 750; line-height: 1.45; }
.runner-record { padding: 15px 27px; border-top: 1px solid var(--line); background: var(--panel); }
.runner-record span, .runner-record code { display: block; }
.runner-record span { margin-bottom: 8px; color: var(--pink-dark); font: 800 8px var(--mono); text-transform: uppercase; }
.runner-record code { color: var(--muted); font: 8px/1.55 var(--mono); overflow-wrap: anywhere; }
.runner-record code + code { margin-top: 5px; }
.before-after { display: grid; grid-template-columns: 1fr 110px 1fr; gap: 18px; align-items: center; margin-top: 40px; }
.before-card, .after-card { border: 2px solid var(--ink); border-radius: 18px; background: var(--white); overflow: hidden; box-shadow: 7px 8px 0 var(--ink); }
.before-card header, .after-card header { display: flex; justify-content: space-between; gap: 20px; padding: 16px 19px; border-bottom: 2px solid var(--ink); }
.before-card header { background: var(--red-pale); }
.after-card header { background: var(--green-pale); }
.before-card header span, .after-card header span { font: 800 9px var(--mono); text-transform: uppercase; }
.before-card header strong, .after-card header strong { font-size: 11px; }
.before-card > div:not(.outcome), .after-card > div:not(.outcome) { display: flex; justify-content: space-between; gap: 20px; padding: 15px 19px; border-bottom: 1px solid var(--line); }
.before-card small, .after-card small { color: var(--muted); font-size: 10px; }
.before-card > div > strong, .after-card > div > strong { font-size: 12px; }
.outcome { display: flex; align-items: center; gap: 10px; padding: 15px 19px; font-size: 10px; font-weight: 750; }
.outcome i { width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50%; color: var(--white); font: 850 10px var(--mono); font-style: normal; }
.outcome.bad { color: var(--red); background: var(--red-pale); }
.outcome.bad i { background: var(--red); }
.outcome.good { color: var(--green); background: var(--green-pale); }
.outcome.good i { background: var(--green); }
.transform-arrow { text-align: center; color: var(--pink-hot); }
.transform-arrow span, .transform-arrow small { display: block; }
.transform-arrow span { font-size: 38px; }
.transform-arrow small { margin-top: 4px; font: 750 7px var(--mono); text-transform: uppercase; }

.solution-section { padding-top: 112px; }
.solution-kicker { margin: 0 0 14px; color: var(--pink-dark); font: 800 9px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.section-copy { max-width: 960px; margin: 18px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.pipeline-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; margin-top: 31px; }
.pipeline-steps { display: flex; align-items: center; padding: 27px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); overflow-x: auto; }
.pipeline-step { min-width: 76px; padding: 0; border: 0; background: transparent; text-align: center; }
.pipeline-step b { width: 45px; height: 45px; margin: 0 auto; display: grid; place-items: center; border: 2px solid var(--ink); border-radius: 50%; background: var(--white); font: 800 11px var(--mono); transition: .18s ease; }
.pipeline-step span { display: block; margin-top: 9px; font-size: 9px; font-weight: 800; white-space: nowrap; }
.pipeline-step.active b { border-color: var(--pink-hot); background: var(--pink); box-shadow: 3px 3px 0 var(--ink); transform: translateY(-2px); }
.pipeline-step:hover b { border-color: var(--pink-hot); }
.pipeline-steps > i { min-width: 18px; flex: 1; height: 2px; margin-bottom: 24px; background: var(--line); }
.pipeline-detail { min-height: 228px; padding: 25px; border-radius: 18px; color: var(--white); background: var(--ink); }
.pipeline-detail > span { color: var(--pink); font: 800 8px var(--mono); letter-spacing: .1em; }
.pipeline-detail h3 { margin: 13px 0 10px; font-size: 22px; line-height: 1.15; }
.pipeline-detail > p { margin: 0; color: #c7c3cc; font-size: 11px; line-height: 1.6; }
.pipeline-detail > div { margin-top: 19px; padding: 13px; border: 1px solid #4b4750; border-radius: 10px; color: #d9d5dc; font-size: 10px; line-height: 1.5; }
.pipeline-detail > div strong { display: block; margin-bottom: 3px; color: var(--pink); font: 800 8px var(--mono); text-transform: uppercase; }
.failure-rail { display: flex; align-items: center; gap: 9px; margin-top: 11px; padding: 12px 14px; border: 1px solid #efbcc6; border-radius: 11px; background: var(--red-pale); overflow-x: auto; }
.failure-rail strong, .failure-rail span, .failure-rail b { flex: 0 0 auto; font-size: 9px; }
.failure-rail strong { color: var(--red); }
.failure-rail span { padding: 6px 8px; border-radius: 7px; background: var(--white); }
.failure-rail b { margin-left: auto; padding: 7px 10px; border-radius: 8px; color: var(--white); background: var(--red); }

.proof-card { margin-top: 30px; border: 2px solid var(--ink); border-radius: 21px; background: var(--white); overflow: hidden; box-shadow: 8px 9px 0 var(--ink); }
.proof-route { display: flex; justify-content: center; align-items: center; gap: 24px; padding: 24px; color: var(--white); background: var(--ink); }
.proof-route strong { font-size: 16px; }
.proof-route b { color: var(--pink); font-size: 13px; }
.proof-route span { color: var(--pink); font-size: 19px; }
.proof-metrics { display: grid; grid-template-columns: repeat(3, 1fr); }
.proof-metrics > div { min-height: 122px; padding: 19px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.proof-metrics > div:nth-child(3n) { border-right: 0; }
.proof-metrics small, .proof-metrics strong, .proof-metrics span { display: block; }
.proof-metrics small { color: var(--muted); font: 750 8px var(--mono); text-transform: uppercase; }
.proof-metrics strong { margin-top: 10px; font-size: 19px; }
.proof-metrics span { margin-top: 4px; color: var(--muted); font-size: 9px; }
.proof-metrics .metric-bad { color: var(--red); }
.proof-metrics .metric-good { color: var(--green); }
.evidence-switch { display: flex; gap: 6px; padding: 16px 18px 0; }
.evidence-toggle { padding: 8px 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); font-size: 9px; font-weight: 800; }
.evidence-toggle.active { color: var(--white); border-color: var(--ink); background: var(--ink); }
.evidence-panel { margin: 10px 18px 19px; }
.evidence-panel[data-evidence-panel="human"] { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.evidence-panel[data-evidence-panel="human"] > div { padding: 14px; border-radius: 10px; background: var(--panel); }
.evidence-panel[data-evidence-panel="human"] span { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; color: var(--white); background: var(--green); font: 800 8px var(--mono); }
.evidence-panel[data-evidence-panel="human"] p { margin: 10px 0 0; font-size: 9px; line-height: 1.5; }
.raw-evidence { padding: 18px; border-radius: 11px; color: #f4c8ea; background: var(--ink); overflow-x: auto; font: 10px/1.6 var(--mono); }

.equation-card { display: grid; grid-template-columns: 1fr 46px 1fr 46px 1fr; gap: 10px; align-items: center; margin-top: 30px; padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: var(--white); box-shadow: var(--shadow); }
.equation-card > div { padding: 18px; border-radius: 12px; text-align: center; background: var(--panel); }
.equation-card > div.fee-term { background: var(--pink-pale); }
.equation-card small, .equation-card strong, .equation-card span { display: block; }
.equation-card small { color: var(--muted); font: 750 8px var(--mono); text-transform: uppercase; }
.equation-card strong { margin-top: 9px; font-size: 25px; }
.equation-card span { margin-top: 3px; color: var(--muted); font-size: 9px; }
.equation-card > b { text-align: center; font-size: 23px; }
.recipient-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 11px; }
.recipient-compare article { padding: 20px; border: 1px solid var(--line); border-radius: 13px; background: var(--white); }
.recipient-compare span { color: var(--pink-dark); font: 800 8px var(--mono); text-transform: uppercase; }
.recipient-compare strong { display: block; margin-top: 10px; font-size: 14px; }
.recipient-compare p { margin: 7px 0 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.no-hardcode { display: flex; align-items: center; gap: 13px; margin-top: 11px; padding: 15px 17px; border-radius: 11px; color: var(--green); background: var(--green-pale); }
.no-hardcode i { width: 27px; height: 27px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 50%; color: var(--white); background: var(--green); font-style: normal; }
.no-hardcode p { margin: 0; font-size: 10px; line-height: 1.5; }

.decision-table-wrap { margin-top: 29px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); overflow-x: auto; }
.decision-table { width: 100%; min-width: 780px; border-collapse: collapse; }
.decision-table th, .decision-table td { padding: 14px 17px; border-bottom: 1px solid var(--line); text-align: left; font-size: 11px; line-height: 1.45; }
.decision-table th { color: var(--muted); background: var(--panel); font: 800 8px var(--mono); text-transform: uppercase; }
.decision-table tbody tr:last-child td { border-bottom: 0; }
.decision { display: inline-block; padding: 6px 8px; border-radius: 7px; font: 800 8px var(--mono); text-transform: uppercase; white-space: nowrap; }
.decision.admit { color: var(--green); background: var(--green-pale); }
.decision.stop { color: var(--red); background: var(--red-pale); }
.decision.wait { color: var(--amber); background: var(--amber-pale); }
.decision.normal { color: #6240a5; background: var(--purple-pale); }

.guard-section { padding-bottom: 0; }
.guard-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; margin-top: 28px; }
.guard-wall span { padding: 14px; border: 1px solid #acd7c6; border-radius: 10px; color: var(--green); background: var(--green-pale); font-size: 10px; font-weight: 750; }
.test-command { display: flex; align-items: center; gap: 11px; margin-top: 11px; padding: 16px 18px; border-radius: 12px; color: #e7e3e9; background: var(--ink); }
.test-command > span { color: var(--pink); font: 800 12px var(--mono); }
.test-command code { flex: 1; font: 10px var(--mono); }
.test-command strong { color: #7ce0b5; font: 800 8px var(--mono); text-transform: uppercase; }

.integration-section { padding-bottom: 110px; }
.integration-flow { display: flex; align-items: stretch; margin-top: 29px; overflow-x: auto; }
.integration-flow > div { min-width: 190px; flex: 1; padding: 20px; border: 1.5px solid var(--ink); border-radius: 13px; background: var(--white); text-align: center; }
.integration-flow > div.boundary-node { border-color: var(--pink-hot); background: var(--pink-pale); }
.integration-flow > i { min-width: 35px; display: grid; place-items: center; color: var(--pink-hot); font-size: 19px; font-style: normal; }
.integration-flow small, .integration-flow strong { display: block; }
.integration-flow small { color: var(--muted); font: 750 7px var(--mono); text-transform: uppercase; }
.integration-flow strong { margin-top: 8px; font-size: 12px; }
.scope-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 15px; }
.scope-grid article { padding: 21px; border-radius: 13px; }
.scope-grid article > span { font: 800 9px var(--mono); text-transform: uppercase; }
.scope-grid ul { margin: 13px 0 0; padding-left: 18px; }
.scope-grid li { margin-top: 8px; font-size: 10px; line-height: 1.45; }
.scope-done { border: 1px solid #acd7c6; background: var(--green-pale); }
.scope-done > span { color: var(--green); }
.scope-next { border: 1px solid var(--line); background: var(--panel); }
.scope-next > span { color: var(--muted); }
.solution-claim { margin: 15px 0 0; padding: 27px; border-left: 6px solid var(--pink); border-radius: 0 15px 15px 0; color: var(--white); background: var(--ink); font-size: clamp(18px, 2.3vw, 27px); font-weight: 750; line-height: 1.4; letter-spacing: -.02em; }
footer { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
footer strong { color: var(--ink); font-size: 11px; }

@media (max-width: 900px) {
  .process-comparison { grid-template-columns: 1fr 1fr; }
  .runner-header { flex-direction: column; }
  .runner-control { min-width: 0; }
  .compare-grid { grid-template-columns: 1fr 38px 1fr; }
  .compare-difference { grid-column: 1 / -1; }
  .before-after { grid-template-columns: 1fr 75px 1fr; }
  .pipeline-layout { grid-template-columns: 1fr; }
  .proof-metrics { grid-template-columns: repeat(2, 1fr); }
  .proof-metrics > div:nth-child(3n) { border-right: 1px solid var(--line); }
  .proof-metrics > div:nth-child(2n) { border-right: 0; }
  .evidence-panel[data-evidence-panel="human"] { grid-template-columns: repeat(2, 1fr); }
  .guard-wall { grid-template-columns: repeat(3, 1fr); }
  .case-card summary { grid-template-columns: 40px minmax(220px, 1fr) 65px 160px 32px; gap: 10px; }
  .facts-grid { grid-template-columns: 1fr 1fr; }
  .facts-grid div:last-child { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .page-width { width: min(100% - 28px, 1180px); }
  .site-header { min-height: 108px; padding: 14px; align-items: flex-start; flex-direction: column; }
  .top-tabs { width: 100%; min-height: 45px; }
  .top-tab { flex: 1; }
  .intro { padding-top: 56px; }
  h1 { font-size: 48px; }
  .terms, .process-comparison, .meaning-grid, .result-comparison, .recipient-compare, .scope-grid { grid-template-columns: 1fr; }
  .solution-hero { padding-top: 56px; }
  .solution-section { padding-top: 82px; }
  .live-runner { margin-top: 32px; }
  .runner-header { padding: 20px; }
  .case-picker { padding: 20px; }
  .runner-cases { grid-template-columns: 1fr; }
  .runner-case { min-height: 0; }
  .runner-route { justify-content: flex-start; overflow-x: auto; }
  .recorded-compare { grid-template-columns: 1fr; }
  .recorded-side { min-height: 0; padding: 18px 20px; }
  .recorded-side:first-child { border-right: 0; border-bottom: 1px solid var(--line); }
  .experiment-flow { padding: 0 20px 20px; }
  .experiment-stage { padding: 21px 0; }
  .step-heading { flex-wrap: wrap; }
  .step-state { margin-left: 48px; }
  .stage-content { grid-template-columns: 1fr; }
  .execution-metrics { grid-template-columns: 1fr; }
  .compare-grid { grid-template-columns: 1fr 32px 1fr; }
  .compare-grid strong { font-size: 14px; }
  .why-matters { margin: 0 20px 20px; }
  .runner-record { padding: 15px 20px; }
  .before-after { grid-template-columns: 1fr; }
  .transform-arrow { transform: rotate(90deg); }
  .pipeline-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; padding: 16px; }
  .pipeline-steps > i { display: none; }
  .pipeline-step { min-width: 0; padding: 12px 7px; border: 1px solid var(--line); border-radius: 11px; }
  .pipeline-step span { white-space: normal; }
  .proof-route { justify-content: flex-start; overflow-x: auto; }
  .proof-metrics { grid-template-columns: 1fr 1fr; }
  .evidence-panel[data-evidence-panel="human"] { grid-template-columns: 1fr; }
  .equation-card { grid-template-columns: 1fr; }
  .equation-card > b { transform: rotate(90deg); }
  .guard-wall { grid-template-columns: 1fr 1fr; }
  .test-command { align-items: flex-start; flex-wrap: wrap; }
  .integration-flow > div { min-width: 170px; }
  .design { padding-top: 78px; }
  .main-route { padding: 19px; }
  .filters { width: 100%; overflow-x: auto; }
  .filter { flex: 0 0 auto; }
  .case-card summary { grid-template-columns: 34px 1fr 30px; }
  .case-question { grid-column: 2; }
  .hop-count { grid-column: 2; }
  .case-status { grid-column: 2; }
  .open-icon { grid-column: 3; grid-row: 1; }
  .case-details { padding: 0 14px 16px; }
  .facts-grid { grid-template-columns: 1fr; }
  .facts-grid div:last-child { grid-column: auto; }
  footer { padding: 25px 0; align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}