:root {
  color-scheme: light;
  --paper: #f4f2ed;
  --glass: #fbfaf7;
  --stone: #e7e2d8;
  --stone-2: #dad4c7;
  --ink: #1c1b19;
  --ink-2: #4f4c46;
  --ink-3: #7a766d;
  --hair: #c7c0b4;
  --accent: #bd3e1c;
  --accent-soft: #f1ddd5;
  --rule: 2px;
  --heavy: 4px;
  --sans: "Arial Narrow", "Aptos Narrow", "Segoe UI", Arial, sans-serif;
  --mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  font: 16px/1.5 var(--sans);
  color: var(--ink);
  background: var(--paper);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 18rem; background: var(--paper); }
button, input { font: inherit; }
a { color: inherit; text-underline-offset: .18em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
button { min-height: 2.75rem; padding: .55rem .85rem; border: 1px solid var(--ink); border-radius: 0; background: var(--glass); color: var(--ink); cursor: pointer; }
button:hover { background: var(--stone); }
button:disabled { cursor: wait; opacity: .6; }
code, pre, .mono, .fig, .label, .plate, .state, .term { font-family: var(--mono); }
.skip-link { position: fixed; z-index: 100; top: .5rem; left: .5rem; padding: .7rem 1rem; background: var(--ink); color: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.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; }

.site-header { border-bottom: var(--rule) solid var(--ink); background: var(--glass); }
.site-header__inner { width: min(76rem, calc(100% - 2rem)); min-height: 4.5rem; margin: auto; display: flex; align-items: center; gap: 1.25rem; }
.wordmark { display: inline-flex; align-items: center; gap: .65rem; font-size: 1.05rem; font-weight: 700; text-decoration: none; letter-spacing: .01em; }
.mark { width: 1.5rem; height: 1.5rem; }
.stage-label { color: var(--ink-3); font: 500 .7rem/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.site-links { margin-left: auto; display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; font: 600 .7rem/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.header-action { padding: .55rem .8rem; border: 1px solid var(--ink); font: 600 .72rem/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; }
#app { min-height: calc(100vh - 4.5rem); }
.loading { width: min(76rem, calc(100% - 2rem)); margin: 3rem auto; }
.wrap { width: min(76rem, calc(100% - 2rem)); margin-inline: auto; }
.label, .eyebrow { margin: 0; font-size: .7rem; font-weight: 600; line-height: 1.35; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.num { font-family: var(--mono); }
.arrow { display: inline-block; margin-left: .4rem; }

.cornice { height: .75rem; margin-top: 2rem; border: var(--rule) solid var(--ink); border-bottom: 0; background: var(--stone); }
.frontage {
  display: grid;
  grid-template-columns: 1.4rem minmax(0, 1fr) minmax(13rem, .52fr) minmax(0, 1fr) 1.4rem;
  grid-template-areas:
    "cl fascia fascia fascia cr"
    "pl tl fan tr pr"
    "pl wl door wr pr"
    "bl rl door rr br";
  border: var(--rule) solid var(--ink);
  border-top-width: var(--heavy);
  background: var(--ink);
  gap: 1px;
}
.fascia { grid-area: fascia; background: var(--stone); padding: clamp(1.5rem, 4vw, 3.2rem); border-bottom: var(--heavy) solid var(--ink); }
.fascia > .label { margin-bottom: 1rem; }
.fascia__sign { margin: 0; font-size: clamp(2.5rem, 6.5vw, 5.7rem); line-height: .93; letter-spacing: -.055em; font-stretch: condensed; font-weight: 590; }
.fascia__sign span { display: block; }
.corbel, .pier, .plinth { background: var(--stone-2); }
.corbel--l { grid-area: cl; } .corbel--r { grid-area: cr; }
.pier--l { grid-area: pl; } .pier--r { grid-area: pr; }
.plinth--l { grid-area: bl; } .plinth--r { grid-area: br; }
.transom { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; padding: 0; list-style: none; background: var(--ink); }
.transom--l { grid-area: tl; } .transom--r { grid-area: tr; }
.transom li, .fanlight { background: var(--glass); padding: .85rem 1rem; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.transom .num { color: var(--ink-3); margin-right: .4rem; }
.fanlight { grid-area: fan; display: grid; place-items: center; background: var(--stone); border-bottom: 1px solid var(--ink); }
.window { background: var(--glass); padding: clamp(1.25rem, 3vw, 2.4rem); min-height: 22rem; display: flex; flex-direction: column; }
.window--l { grid-area: wl; } .window--r { grid-area: wr; }
.window__lede { font-size: clamp(1.35rem, 2.2vw, 2rem); line-height: 1.18; margin: 1.4rem 0 .9rem; max-width: 28ch; }
.window__text { color: var(--ink-2); max-width: 44ch; }
.window__note { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--hair); color: var(--ink-2); font-size: .87rem; }
.door { grid-area: door; min-height: 26rem; display: flex; flex-direction: column; background: var(--ink); color: var(--glass); text-decoration: none; }
.door__panel { flex: 1; padding: 1.6rem 1.25rem 1.2rem; display: flex; flex-direction: column; }
.door__label { color: #bdb8ae; }
.door__title { margin-top: 4.5rem; font-size: clamp(1.8rem, 3vw, 2.7rem); line-height: 1; }
.door__sub { color: #c9c4bb; margin-top: .5rem; font-size: .9rem; }
.door__letterbox { margin-top: auto; border-top: 1px solid #706d68; padding-top: 1rem; font: 500 .78rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.door__threshold { height: .55rem; background: var(--accent); }
.riser { margin: 0; padding: 1rem 1.25rem; list-style: none; background: var(--stone); display: grid; gap: .3rem; font-size: .78rem; }
.riser--l { grid-area: rl; } .riser--r { grid-area: rr; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; padding: 1.1rem 1.25rem; border: var(--rule) solid var(--ink); border-top: 0; background: var(--glass); }
.primary-link { display: inline-block; padding: .75rem 1rem; background: var(--ink); color: var(--glass); font: 600 .72rem/1 var(--mono); letter-spacing: .07em; text-decoration: none; text-transform: uppercase; }
.primary-link:hover { background: var(--accent); }

.display-ledger { margin: 1.2rem 0; }
.display-ledger__row { display: grid; grid-template-columns: 1fr auto; gap: 1rem; padding: .8rem 0; border-top: 1px solid var(--hair); }
.display-ledger__row:last-child { border-bottom: var(--rule) solid var(--ink); }
.display-ledger dt { font-size: .84rem; }
.display-ledger dd { margin: 0; font-size: 1rem; font-weight: 600; }
.term { display: block; color: var(--ink-3); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.is-alert { color: var(--accent); }

.interior { border-top: var(--heavy) solid var(--ink); margin-top: 2.5rem; }
.interior__wrap { border-inline: 1px solid var(--hair); }
.bay { display: grid; grid-template-columns: minmax(12rem, .34fr) minmax(0, 1fr); gap: clamp(2rem, 6vw, 6rem); padding: clamp(3rem, 7vw, 6rem) clamp(1rem, 4vw, 3rem); border-bottom: 1px solid var(--hair); }
.bay__head h2 { margin: .7rem 0 0; font-size: clamp(1.8rem, 3.4vw, 3.2rem); line-height: 1; letter-spacing: -.035em; }
.bay__body .lede { font-size: clamp(1.25rem, 2.2vw, 1.8rem); line-height: 1.25; max-width: 42ch; margin-top: 0; }
.schedule { border-top: var(--rule) solid var(--ink); margin-top: 2rem; }
.schedule div { display: grid; grid-template-columns: minmax(10rem,.4fr) 1fr; gap: 1rem; padding: .85rem 0; border-bottom: 1px solid var(--hair); }
.schedule dt { font-weight: 600; } .schedule dd { margin: 0; color: var(--ink-2); }
.steps { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; border: var(--rule) solid var(--ink); background: var(--ink); }
.step { padding: 1.5rem; min-height: 14rem; background: var(--glass); display: flex; flex-direction: column; }
.step__num { color: var(--ink-3); font: .75rem/1 var(--mono); }
.step h3 { margin: 2rem 0 .5rem; font-size: 1.2rem; }
.step p { color: var(--ink-2); }
.step .label { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--hair); }
.public-matrix td:first-child { font-weight: 600; }
.availability { display: inline-block; padding: .25rem .42rem; border: 1px solid currentColor; font: 600 .65rem/1 var(--mono); letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.availability--experimental { color: var(--accent); }
.availability--blocked, .availability--off { color: var(--ink-3); }
.availability--off { border-style: dashed; }
.evidence-sample { border: var(--rule) solid var(--ink); background: var(--glass); }
.evidence-sample > header { display: flex; align-items: end; justify-content: space-between; gap: 1.5rem; padding: 1rem 1.2rem; border-bottom: var(--heavy) solid var(--ink); background: var(--stone); }
.evidence-sample h3 { margin: .35rem 0 0; font-size: 1.35rem; }
.sample-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; }
.sample-facts div { padding: .8rem 1rem; border-bottom: 1px solid var(--hair); }
.sample-facts div:nth-child(odd) { border-right: 1px solid var(--hair); }
.sample-facts dt, .sample-measures dt { color: var(--ink-3); font: 600 .62rem/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.sample-facts dd { margin: .35rem 0 0; }
.sample-measures { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 0; background: var(--ink); gap: 1px; }
.sample-measures div { min-width: 0; padding: .9rem; background: var(--glass); }
.sample-measures dd { margin: .65rem 0 0; font: 600 1.25rem/1 var(--mono); }
.research-note { margin-top: 2rem; padding: 1rem 1.2rem; border-left: var(--heavy) solid var(--accent); background: var(--stone); }
.research-note p:last-child { margin-bottom: 0; max-width: 68ch; }

.app-shell { width: min(76rem, calc(100% - 2rem)); margin: 2rem auto 4rem; border: var(--rule) solid var(--ink); background: var(--glass); }
.app-fascia { display: grid; grid-template-columns: 1fr auto; gap: 1.5rem; align-items: end; padding: clamp(1.3rem, 3vw, 2.2rem); background: var(--stone); border-bottom: var(--heavy) solid var(--ink); }
.app-fascia h1 { margin: .5rem 0 0; font-size: clamp(2rem, 4vw, 3.6rem); line-height: .95; letter-spacing: -.04em; }
.app-fascia__meta { margin: 0; text-align: right; font: .73rem/1.6 var(--mono); overflow-wrap: anywhere; max-width: 30rem; }
.app-nav { display: flex; flex-wrap: wrap; margin: 0; padding: 0; list-style: none; border-bottom: 1px solid var(--ink); }
.app-nav a { display: block; padding: .85rem 1rem; border-right: 1px solid var(--ink); font: 600 .7rem/1 var(--mono); text-transform: uppercase; letter-spacing: .07em; text-decoration: none; }
.app-nav a[aria-current="page"], .app-nav a:hover { background: var(--ink); color: var(--glass); }
.app-body { padding: clamp(1.25rem, 3vw, 2.25rem); }
.intro { font-size: 1.15rem; max-width: 62ch; color: var(--ink-2); }
.notice, .error { margin: 1rem 0; padding: 1rem 1.1rem; border-left: var(--heavy) solid var(--ink); background: var(--stone); }
.error { border-left-color: var(--accent); }
.primary { background: var(--ink); color: var(--glass); border-color: var(--ink); }
.primary:hover { background: var(--accent); border-color: var(--accent); }
.actions { margin: 1.5rem 0 0; display: flex; flex-wrap: wrap; gap: .75rem; }
.state { display: inline-block; padding: .3rem .5rem; border: 1px solid currentColor; font-size: .7rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.state--active, .state--waiting, .state--partial { color: var(--ink-2); }
.plate { display: inline-flex; justify-content: center; min-width: 5.5rem; padding: .42rem .65rem; border: var(--rule) solid currentColor; font-size: .78rem; font-weight: 700; letter-spacing: .08em; line-height: 1; }
.plate--FAIL, .plate--INVALID { color: var(--accent); background: var(--accent-soft); }
.plate--PASS { color: var(--ink); background: var(--glass); }
.plate--INCOMPLETE, .plate--PENDING { color: var(--ink-2); background: var(--stone); }

.run-grid, .package-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1px; margin-top: 1.5rem; border: var(--rule) solid var(--ink); background: var(--ink); }
.run-panel, .package { background: var(--glass); min-width: 0; }
.panel-head { padding: 1rem 1.2rem; border-bottom: var(--rule) solid var(--ink); display: flex; align-items: center; justify-content: space-between; gap: .75rem; }
.panel-head h2, .panel-head h3 { margin: 0; font-size: 1.15rem; }
.panel-body { padding: 1.2rem; }
.lifecycle { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: 1px; background: var(--hair); border: 1px solid var(--hair); margin: 1rem 0; }
.lifecycle div { background: var(--glass); padding: .7rem; min-width: 0; }
.lifecycle dt { font: .65rem/1.2 var(--mono); text-transform: uppercase; color: var(--ink-3); }
.lifecycle dd { margin: .35rem 0 0; font: .72rem/1.35 var(--mono); overflow-wrap: anywhere; }
.metric-list { display: grid; grid-template-columns: minmax(12rem, 1fr) auto; margin: 0; border-top: 1px solid var(--hair); }
.metric-list dt, .metric-list dd { margin: 0; padding: .55rem 0; border-bottom: 1px solid var(--hair); }
.metric-list dt { color: var(--ink-2); }
.metric-list dd { text-align: right; font: 500 .82rem/1.45 var(--mono); }

.copy-block { margin: 1rem 0; }
.copy-block > strong { display: block; margin-bottom: .4rem; font: 600 .68rem/1.2 var(--mono); text-transform: uppercase; letter-spacing: .07em; }
.copy-row { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: stretch; }
.copy-row code { padding: .75rem; border: 1px solid var(--hair); background: var(--paper); overflow-wrap: anywhere; white-space: pre-wrap; min-width: 0; }
.copy-row button { border-left: 0; }
.endpoint-list { padding: 0; list-style: none; border-top: 1px solid var(--hair); }
.endpoint-list li { padding: .55rem 0; border-bottom: 1px solid var(--hair); font: .76rem/1.45 var(--mono); overflow-wrap: anywhere; }
.link-strip { display: flex; flex-wrap: wrap; gap: 1px; margin-top: 1rem; background: var(--ink); border: 1px solid var(--ink); }
.link-strip a { flex: 1; min-width: 8rem; padding: .65rem; background: var(--glass); text-align: center; font: .7rem/1 var(--mono); }

.report { border: var(--rule) solid var(--ink); background: var(--glass); }
.report-fascia { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: end; padding: 1.4rem; border-bottom: var(--heavy) solid var(--ink); background: var(--stone); }
.report-fascia h2 { margin: .4rem 0 0; font-size: 1.7rem; }
.report-verdict { display: grid; grid-template-columns: 7rem minmax(0,1fr); align-items: center; gap: 1rem; padding: 1.2rem 1.4rem; background: var(--stone); border-bottom: 1px solid var(--ink); }
.report-verdict p { margin: 0; }
.measures { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--ink); border-bottom: 1px solid var(--ink); }
.measure { padding: 1.25rem; background: var(--glass); }
.measure__value { display: block; margin-top: .8rem; font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1; font-weight: 600; }
.measure p { margin-bottom: 0; color: var(--ink-2); font-size: .83rem; }
.report-section { padding: 1.4rem; border-top: 1px solid var(--ink); }
.report-section > h3 { margin: 0 0 1rem; font-size: 1.25rem; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .84rem; }
th, td { padding: .65rem .55rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--hair); }
th { font: 600 .65rem/1.3 var(--mono); text-transform: uppercase; letter-spacing: .06em; background: var(--stone); }
td.num, th.num { text-align: right; font-family: var(--mono); }
.timeline tbody tr[data-flagged="true"] { box-shadow: inset 4px 0 0 var(--accent); }
.ref-button { min-height: auto; padding: .2rem .35rem; font: .7rem/1 var(--mono); }
.detail td { background: var(--paper); padding: 1rem; }
.detail[hidden] { display: none; }
.evidence-fields { display: grid; grid-template-columns: max-content minmax(0,1fr); gap: .35rem 1rem; margin: .7rem 0 0; font: .75rem/1.45 var(--mono); }
.evidence-fields dt { color: var(--ink-3); } .evidence-fields dd { margin: 0; overflow-wrap: anywhere; }
.order-note { color: var(--ink-2); font-size: .83rem; }
.details-box { border: 1px solid var(--hair); padding: .8rem 1rem; margin-top: 1rem; }
.details-box summary { cursor: pointer; font-weight: 600; }
.boolean-list { display: grid; grid-template-columns: minmax(16rem,1fr) auto; margin: 0; }
.boolean-list dt, .boolean-list dd { padding: .5rem 0; margin: 0; border-bottom: 1px solid var(--hair); }
.boolean-list dd { font-family: var(--mono); text-align: right; }
.integrity { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.integrity div { background: var(--paper); padding: .8rem; }
.integrity dt { font: .65rem/1.3 var(--mono); color: var(--ink-3); text-transform: uppercase; }
.integrity dd { margin: .4rem 0 0; font: .73rem/1.4 var(--mono); overflow-wrap: anywhere; }

.error-shell { width: min(48rem,calc(100% - 2rem)); margin: 4rem auto; border: var(--rule) solid var(--ink); background: var(--glass); padding: 2rem; }
.error-shell h1 { margin-top: 0; font-size: 2.2rem; }
.shared-shell { width: min(76rem, calc(100% - 2rem)); margin: 2rem auto 4rem; border: var(--rule) solid var(--ink); background: var(--glass); }
.privacy-controls { margin-top: 2rem; border-top: var(--heavy) solid var(--ink); }
.retention { margin: 0; padding: 1rem; background: var(--stone); border-bottom: 1px solid var(--ink); }
.lifecycle-control { padding: 1.2rem; border-bottom: 1px solid var(--hair); }
.lifecycle-control p { max-width: 64ch; }
.method-section { margin-top: 2.5rem; padding-top: 1.5rem; border-top: var(--heavy) solid var(--ink); }
.method-section h2 { margin: 0; font-size: clamp(1.5rem, 3vw, 2.4rem); line-height: 1.05; letter-spacing: -.025em; }
.method-section > p, .plain-list { max-width: 72ch; }
.plain-list { padding-left: 1.3rem; }
.plain-list li + li { margin-top: .5rem; }

@media (max-width: 53.75rem) {
  .frontage { grid-template-columns: minmax(0,1fr); grid-template-areas: "fascia" "fan" "wl" "door" "wr" "rl" "rr"; }
  .corbel, .pier, .plinth, .transom { display: none; }
  .fascia { border-bottom-width: var(--rule); }
  .window { min-height: auto; }
  .door { min-height: 16rem; }
  .door__title { margin-top: 2.5rem; }
  .bay { grid-template-columns: 1fr; gap: 1.5rem; }
  .steps { grid-template-columns: repeat(2,1fr); }
  .sample-measures { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .run-grid, .package-grid { grid-template-columns: 1fr; }
  .measures { grid-template-columns: 1fr; }
  .integrity { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 44rem) {
  .site-header__inner { width: calc(100% - 1.25rem); min-height: 4rem; }
  .stage-label { display: none; }
  .site-links { gap: .6rem; font-size: .62rem; }
  .header-action { font-size: .62rem; }
  .wrap, .app-shell { width: calc(100% - 1.25rem); }
  .cornice { margin-top: 1rem; }
  .fascia__sign { font-size: clamp(2.2rem, 12vw, 3.4rem); }
  .app-fascia { grid-template-columns: 1fr; }
  .app-fascia__meta { text-align: left; }
  .app-nav a { padding: .75rem .65rem; font-size: .62rem; }
  .app-body { padding: 1rem; }
  .steps { grid-template-columns: 1fr; }
  .step { min-height: 11rem; }
  .sample-facts { grid-template-columns: 1fr; }
  .sample-facts div:nth-child(odd) { border-right: 0; }
  .sample-measures { grid-template-columns: 1fr; }
  .evidence-sample > header { align-items: start; }
  .schedule div { grid-template-columns: 1fr; gap: .25rem; }
  .lifecycle { grid-template-columns: 1fr; }
  .metric-list, .boolean-list { grid-template-columns: 1fr; }
  .metric-list dd, .boolean-list dd { text-align: left; padding-top: 0; }
  .copy-row { grid-template-columns: 1fr; }
  .copy-row button { border-left: 1px solid var(--ink); border-top: 0; }
  .report-fascia, .report-verdict { grid-template-columns: 1fr; }
  .integrity { grid-template-columns: 1fr; }
  .table-wrap { overflow-x: auto; }
}
@media (max-width: 34rem) {
  .site-header__inner { flex-wrap: wrap; gap: .6rem 1rem; padding-block: .65rem; }
  .site-links { order: 3; width: 100%; margin-left: 0; border-top: 1px solid var(--hair); padding-top: .65rem; }
  .header-action { margin-left: auto; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none!important; animation: none!important; }
}

/* Storefront and research launch. System fonts are intentional: the production CSP
   permits same-origin styles only, so the approved mockup's Google Fonts are not loaded. */
.storefront { --sf-timber: #1c1b19; --sf-accent: #bd3e1c; background: var(--paper); color: var(--ink); }
.research-page { --sf-timber: #1c1b19; --sf-accent: #bd3e1c; }
.sf-wrap { width: min(80rem, calc(100% - 5rem)); margin-inline: auto; }
.sf-shop { padding-top: 2.5rem; }
.sf-building { border: .35rem solid var(--sf-timber); background: var(--sf-timber); }
.sf-cornice { height: 2rem; margin: -1.25rem -1.5rem 0; border-block: .3rem solid var(--sf-timber); background: repeating-linear-gradient(90deg, var(--stone) 0 1rem, var(--sf-timber) 1rem 1.8rem); }
.sf-fascia { padding: 2rem; border: 2px solid rgba(231,226,216,.55); outline: 1px solid rgba(231,226,216,.25); outline-offset: -10px; color: var(--paper); text-align: center; }
.sf-fascia h1 { margin: .25rem 0; font-size: clamp(3.2rem, 8vw, 6rem); line-height: .95; letter-spacing: .01em; }
.sf-fascia p { margin: .5rem 0 0; font-size: 1.15rem; }
.sf-overline, .sf-kicker { font: 600 .75rem/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--sf-accent); }
.sf-fascia .sf-overline { color: var(--stone); }
.sf-front { display: grid; grid-template-columns: minmax(0, 5fr) minmax(14rem, 3fr) minmax(0, 5fr); gap: .55rem; padding-top: .55rem; }
.sf-window { padding: clamp(1.5rem, 3vw, 2.25rem); background: #e3e8e4; }
.sf-window h2 { margin: .6rem 0 1rem; font-size: clamp(1.9rem, 3.4vw, 3rem); line-height: 1.02; letter-spacing: -.025em; }
.sf-window p { color: var(--ink-2); }
.sf-tags { display: flex; flex-wrap: wrap; gap: .6rem; padding: 0; list-style: none; }
.sf-tags li { padding: .4rem .6rem; border: 1px solid var(--ink); font: .65rem/1.2 var(--mono); text-transform: uppercase; }
.sf-door { display: flex; flex-direction: column; gap: 1rem; padding: 1rem; border: .25rem solid #8e2e14; background: var(--sf-accent); color: #fff; text-decoration: none; }
.sf-door:hover { color: #fff; filter: brightness(1.05); }
.sf-door strong { margin-top: auto; font-size: 1.8rem; }
.sf-door b { padding-top: 1rem; border-top: 1px solid rgba(255,255,255,.5); font: 600 .75rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.sf-open { display: block; padding: 1.25rem .5rem; border: 3px solid #8e2e14; background: #e3e8e4; color: var(--ink); text-align: center; font-size: 1.6rem; font-weight: 800; text-transform: uppercase; }
.sf-open small { font: .65rem/1.2 var(--mono); letter-spacing: .08em; }
.sf-score { display: grid; grid-template-columns: minmax(0, 1fr) 4rem 5rem; gap: 0 .6rem; font-size: .8rem; }
.sf-score > * { padding: .45rem 0; border-bottom: 1px solid var(--hair); }
.sf-score b, .sf-score strong { text-align: right; }
.sf-alert { color: #a8361a; }
.sf-small { font-size: .82rem; line-height: 1.5; }
.sf-section { padding: clamp(4rem, 8vw, 6rem) 0; }
.sf-section h2, .research-page > header h1 { max-width: 52rem; margin: .65rem 0 0; font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.04; letter-spacing: -.025em; }
.sf-lede { max-width: 44rem; color: var(--ink-2); font-size: 1.15rem; line-height: 1.55; }
.sf-grid { display: grid; gap: 1.5rem; }
.sf-traps { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 3rem; padding-bottom: 1rem; border-bottom: .65rem solid var(--stone-2); }
.sf-ticket, .sf-path { min-width: 0; padding: 1.5rem; border: 2px solid var(--ink); background: var(--glass); }
.sf-ticket h3, .sf-path h3 { margin: .65rem 0; font-size: 1.5rem; }
.sf-answer { padding-top: .8rem; border-top: 1px solid var(--hair); }
.sf-answer b { display: block; margin-bottom: .25rem; font: .65rem/1.3 var(--mono); color: var(--ink-3); letter-spacing: .1em; text-transform: uppercase; }
.sf-muted { background: var(--stone); }
.sf-two { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(2rem, 6vw, 5rem); }
.sf-compare { margin-top: 2rem; }
.sf-compare div { display: grid; grid-template-columns: 8rem 1fr; gap: 1rem; padding: .85rem 0; border-top: 2px solid var(--ink); }
.sf-compare dt { font-weight: 700; }
.sf-compare dd { margin: 0; color: var(--ink-2); }
.sf-receipt { width: min(27rem, 100%); margin: auto; padding: 2rem; background: var(--glass); box-shadow: 0 1.25rem 2.5rem -1.5rem rgba(28,27,25,.5); font-family: var(--mono); }
.sf-receipt > p:first-child, .sf-receipt > small:last-child { display: block; text-align: center; }
.sf-receipt p { display: flex; justify-content: space-between; gap: 1rem; }
.sf-receipt hr { margin: 1rem 0; border: 0; border-top: 1px dashed var(--ink-3); }
.sf-research-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 3rem; margin-top: 3rem; }
.sf-bars { display: grid; gap: .8rem; }
.sf-bars > div { display: grid; grid-template-columns: 10rem minmax(0,1fr) 7rem; gap: 1rem; align-items: center; }
.sf-bars i { height: 1.35rem; background: linear-gradient(90deg, var(--ink) var(--bar), var(--stone-2) var(--bar)); }
.sf-bars .w95 { --bar: 95%; }
.sf-bars .w49 { --bar: 49%; background: linear-gradient(90deg, var(--sf-accent) var(--bar), var(--stone-2) var(--bar)); }
.sf-bars b { font: 600 .75rem/1 var(--mono); text-align: right; white-space: nowrap; }
.sf-research-grid pre, .sf-path pre, .checklist-code { overflow-x: auto; padding: 1rem; background: var(--ink); color: var(--stone); font: .75rem/1.65 var(--mono); white-space: pre; }
.sf-stats { grid-template-columns: repeat(3, 1fr); margin-top: 3rem; }
.sf-stats p { padding-top: 1rem; border-top: 2px solid var(--ink); color: var(--ink-2); }
.sf-stats b { display: block; margin-bottom: .5rem; font-size: 2.5rem; line-height: 1; }
.sf-open-question { max-width: 55rem; margin-top: 3rem; }
.sf-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .85rem; margin-top: 2rem; }
.sf-button { display: inline-flex; align-items: center; min-height: 3rem; padding: 0 1.25rem; border: 2px solid var(--ink); background: var(--glass); font-weight: 700; text-decoration: none; }
.sf-primary { border-color: var(--sf-accent); background: var(--sf-accent); color: #fff; }
.sf-primary:hover { color: #fff; filter: brightness(1.05); }
.sf-note { max-width: 54rem; margin-top: 1rem; color: var(--ink-3); font: .75rem/1.6 var(--mono); }
.sf-paths { grid-template-columns: 1fr 1fr; margin-top: 2.5rem; }
.sf-dark { background: var(--ink); color: var(--paper); }
.sf-dark .sf-kicker, .sf-dark p { color: var(--stone-2); }
.sf-fair { grid-template-columns: repeat(3, 1fr); margin-top: 2.5rem; }
.sf-fair article { padding-top: 1rem; border-top: 2px solid var(--stone-2); }
.sf-footer { padding: 2rem 0; border-top: 1px solid var(--hair); }
.sf-footer .sf-wrap { display: flex; justify-content: space-between; gap: 2rem; color: var(--ink-2); font-size: .85rem; }
.research-page > header { width: min(72rem, calc(100% - 2rem)); margin: 3rem auto 0; padding: clamp(2rem, 5vw, 4rem); border: 2px solid var(--ink); background: var(--glass); }
.research-page > header dl { margin-top: 2rem; border-top: 2px solid var(--ink); }
.research-page > header dl div { display: grid; grid-template-columns: 9rem 1fr; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid var(--hair); }
.research-page > header dd { margin: 0; overflow-wrap: anywhere; }
.research-page #research { padding-bottom: 2rem; }
.sf-limit-list { max-width: 52rem; padding-left: 1.3rem; }
.sf-limit-list li + li { margin-top: .75rem; }

@media (max-width: 56rem) {
  .sf-wrap { width: calc(100% - 2rem); }
  .sf-front, .sf-two, .sf-research-grid, .sf-paths { grid-template-columns: 1fr; }
  .sf-door { min-height: 24rem; }
  .sf-traps, .sf-stats, .sf-fair { grid-template-columns: 1fr; }
  .sf-score { font-size: .75rem; }
}
@media (max-width: 30rem) {
  .sf-wrap { width: calc(100% - 1.25rem); }
  .sf-bars > div { grid-template-columns: minmax(0, 1fr) auto; }
  .sf-bars i { grid-column: 1 / -1; grid-row: 2; }
  .sf-compare div, .research-page > header dl div { grid-template-columns: 1fr; gap: .25rem; }
  .sf-footer .sf-wrap { flex-direction: column; }
  .sf-cornice { margin-inline: -.25rem; }
}