/* WTFIT — "Field guide" look: evidence tags, a ledger, one hi-vis highlighter. */
:root {
  --paper: #F4F4F1;
  --white: #FFFFFF;
  --ink: #0A0A0B;
  --grey: #5C5E63;
  --grey-on-ink: #A3A5AA;
  --rule: #D9D9D4;
  --lime: #D4FF3F;
  --display: 'Archivo', 'Helvetica Neue', sans-serif;
  --sans: 'Geist', system-ui, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;
  --pad: clamp(16px, 4.5vw, 72px);
  --max: 1440px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.5 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
svg { display: block; max-width: 100%; }
::selection { background: var(--lime); color: var(--ink); }

.wrap { max-width: var(--max); margin: 0 auto; padding-inline: var(--pad); }
.mono { font-family: var(--mono); }
.label { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--grey); }
.hl { background: var(--lime); color: var(--ink); padding: 0 .06em; -webkit-box-decoration-break: clone; box-decoration-break: clone; }

.display { font-family: var(--display); font-variation-settings: 'wdth' 62; font-weight: 800; text-transform: uppercase; letter-spacing: -.01em; line-height: .86; margin: 0; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 24px; border: 1.5px solid var(--ink); background: var(--ink); color: var(--white); font: 500 16px var(--sans); text-decoration: none; cursor: pointer; transition: background .15s, color .15s; }
.btn:hover { background: var(--lime); color: var(--ink); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--white); }
.btn.sm { min-height: 44px; padding: 0 18px; font-size: 14px; }

/* Header */
.site-header { border-bottom: 1.5px solid var(--ink); background: var(--paper); position: sticky; top: 0; z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 64px; }
.wordmark { font-family: var(--display); font-variation-settings: 'wdth' 125; font-weight: 900; font-size: 22px; letter-spacing: -.02em; text-decoration: none; }
.tagline { flex: 1; }
.site-header nav { display: flex; align-items: center; gap: 28px; font-size: 14px; }
.site-header nav a:not(.btn) { text-decoration: none; }
.site-header nav a:not(.btn):hover { text-decoration: underline; }

/* Hero */
.hero { padding-block: clamp(40px, 6vw, 88px) clamp(56px, 7vw, 104px); }
.hero h1 { font-size: clamp(64px, 12.6vw, 200px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 5vw, 88px); margin-top: clamp(32px, 4vw, 56px); align-items: start; }
.lede { margin: 0 0 28px; font-size: clamp(18px, 1.5vw, 21px); line-height: 1.5; max-width: 34em; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-meta { margin-top: 40px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1.5px solid var(--ink); }
.hero-meta div { padding: 14px 16px 0 0; }
.hero-meta div + div { padding-left: 16px; border-left: 1px solid var(--rule); }
.hero-meta strong { display: block; font-family: var(--display); font-variation-settings: 'wdth' 100; font-weight: 700; font-size: 22px; letter-spacing: -.01em; }

/* Evidence tag */
.tag { position: relative; background: var(--white); border: 1.5px solid var(--ink); transform: rotate(-1.2deg); box-shadow: 8px 8px 0 var(--ink); }
.tag-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px 14px 56px; border-bottom: 1.5px solid var(--ink); }
.tag-hole { position: absolute; left: 18px; top: 16px; width: 20px; height: 20px; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--paper); }
.tag-nav { display: flex; align-items: center; gap: 4px; }
.tag-nav button { width: 44px; height: 44px; display: grid; place-items: center; border: 1.5px solid var(--ink); background: var(--white); cursor: pointer; }
.tag-nav button:hover { background: var(--lime); }
.tag-count { font-family: var(--mono); font-size: 12px; min-width: 56px; text-align: center; }
.tag-body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); }
.viewfinder { position: relative; min-height: 260px; display: grid; place-items: center; border-right: 1.5px solid var(--ink); background-image: radial-gradient(var(--rule) 1px, transparent 1px); background-size: 16px 16px; }
.viewfinder svg { width: 78%; height: auto; }
.viewfinder .art { display: none; }
.viewfinder .art.on { display: block; }
.crosshair { position: absolute; width: 18px; height: 18px; border: 0 solid var(--ink); }
.crosshair.tl { top: 12px; left: 12px; border-top-width: 1.5px; border-left-width: 1.5px; }
.crosshair.tr { top: 12px; right: 12px; border-top-width: 1.5px; border-right-width: 1.5px; }
.crosshair.bl { bottom: 12px; left: 12px; border-bottom-width: 1.5px; border-left-width: 1.5px; }
.crosshair.br { bottom: 12px; right: 12px; border-bottom-width: 1.5px; border-right-width: 1.5px; }
.readout { margin: 0; padding: 18px; display: flex; flex-direction: column; }
.readout .row { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 9px 0; border-bottom: 1px dashed var(--rule); align-items: baseline; }
.readout dt { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--grey); }
.readout dd { margin: 0; font-size: 15px; }
.readout .name { font-weight: 600; }
.num { font-variant-numeric: tabular-nums; font-family: var(--mono); font-size: 14px; }
.bar { display: inline-block; vertical-align: middle; width: 88px; height: 6px; margin-left: 10px; background: var(--rule); position: relative; }
.bar i { position: absolute; inset: 0 auto 0 0; background: var(--ink); }
.tag-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 18px; border-top: 1.5px solid var(--ink); }
.tag-foot p { margin: 0; font-size: 14px; color: var(--grey); max-width: 22em; }

/* Verdict chips: form differs, not just colour */
.chip { display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px; font: 600 12px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; border: 1.5px solid var(--ink); white-space: nowrap; }
.chip.keep { background: var(--white); }
.chip.build { background: var(--ink); color: var(--white); }
.chip.go { background: var(--lime); }
.chip.retake { border-style: dashed; background: transparent; }
.stamp { font-family: var(--display); font-variation-settings: 'wdth' 75; font-weight: 800; font-size: 30px; line-height: 1; text-transform: uppercase; padding: 8px 12px 6px; border: 2px solid var(--ink); transform: rotate(-3deg); white-space: nowrap; }
.stamp.go { background: var(--lime); }
.stamp.build { background: var(--ink); color: var(--white); }
.stamp.keep { background: var(--white); }
.stamp.retake { border-style: dashed; background: var(--white); }

/* Anything strip */
.anything { border-block: 1.5px solid var(--ink); background: var(--white); }
.anything p { margin: 0; padding-block: clamp(28px, 4vw, 48px); font-size: clamp(34px, 5vw, 76px); line-height: .95; }
.anything .sep { color: var(--rule); font-weight: 400; margin-inline: .12em; }

/* Section scaffolding */
.section { padding-block: clamp(64px, 9vw, 136px); }
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: end; margin-bottom: clamp(32px, 4vw, 56px); }
.section-head h2 { font-size: clamp(48px, 7vw, 112px); }
.section-head p { margin: 0; font-size: 18px; max-width: 32em; justify-self: end; }
.kicker { display: block; margin-bottom: 16px; }

/* Decision flow */
.flow { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.flow li { display: grid; grid-template-columns: 64px minmax(0, 1.3fr) 112px minmax(0, 1fr); gap: 24px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--rule); }
.flow li:last-child { border-bottom: 1.5px solid var(--ink); }
.flow .step { font-family: var(--mono); font-size: 13px; color: var(--grey); }
.flow .q { font-family: var(--display); font-variation-settings: 'wdth' 100; font-weight: 700; font-size: clamp(22px, 2.2vw, 32px); letter-spacing: -.015em; line-height: 1.1; }
.flow .branch { font-family: var(--mono); font-size: 13px; }
.flow .out { display: flex; align-items: center; gap: 14px; font-size: 15px; color: var(--grey); }
.flow .out .chip { flex-shrink: 0; }

/* Ledger */
.ledger-wrap { overflow-x: auto; border: 1.5px solid var(--ink); background: var(--white); }
.ledger { width: 100%; border-collapse: collapse; min-width: 860px; font-size: 15px; }
.ledger th { text-align: left; font: 500 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--grey); padding: 12px 16px; border-bottom: 1.5px solid var(--ink); background: var(--paper); }
.ledger td { padding: 14px 16px; border-bottom: 1px solid var(--rule); vertical-align: middle; }
.ledger tr:last-child td { border-bottom: 0; }
.ledger tbody tr:hover td { background: #FBFFE9; }
.ledger .n { font-family: var(--mono); font-size: 13px; color: var(--grey); width: 72px; }
.ledger .item { font-weight: 600; }
.ledger .why { color: var(--grey); }
.ledger-note { margin: 14px 0 0; font-size: 14px; color: var(--grey); }

/* Rule band */
.rule-band { background: var(--lime); border-block: 1.5px solid var(--ink); }
.rule-band h2 { font-size: clamp(52px, 8.4vw, 136px); max-width: 12.5em; }
.rule-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); margin-top: clamp(32px, 4vw, 56px); align-items: start; }
.rule-grid p { margin: 0 0 16px; font-size: clamp(18px, 1.5vw, 21px); max-width: 34em; }
.beneficiary { background: var(--white); border: 1.5px solid var(--ink); box-shadow: 8px 8px 0 var(--ink); }
.beneficiary > div { padding: 16px 20px; border-bottom: 1px solid var(--rule); }
.beneficiary > div:last-child { border-bottom: 0; }
.beneficiary .who { font-family: var(--display); font-variation-settings: 'wdth' 100; font-weight: 800; font-size: 30px; letter-spacing: -.02em; line-height: 1.05; margin-top: 4px; }
.pipeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: clamp(40px, 5vw, 64px); border-top: 1.5px solid var(--ink); }
.pipeline div { padding: 14px 16px 0 0; font-size: 15px; }
.pipeline div + div { padding-left: 16px; border-left: 1.5px solid var(--ink); }
.pipeline strong { display: block; font: 600 13px var(--mono); letter-spacing: .06em; margin-bottom: 4px; }

/* Principles */
.principles { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 1.5px solid var(--ink); }
.principles div { padding: 18px 20px 0 0; }
.principles div + div { padding-left: 20px; border-left: 1px solid var(--rule); }
.principles h3 { margin: 8px 0 8px; font-size: 18px; font-weight: 600; letter-spacing: -.01em; }
.principles p { margin: 0; font-size: 15px; color: var(--grey); }

/* Join */
.join { background: var(--ink); color: var(--white); }
.join .wrap { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 48px; align-items: end; padding-block: clamp(64px, 8vw, 120px); }
.join h2 { font-size: clamp(48px, 7vw, 112px); }
.join p { margin: 16px 0 0; color: var(--grey-on-ink); font-size: 18px; max-width: 30em; }
.join form { display: flex; flex-direction: column; gap: 8px; }
.join label { font: 500 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--grey-on-ink); }
.join .field { display: flex; }
.join input { flex: 1; min-width: 0; min-height: 56px; padding: 0 16px; border: 1.5px solid var(--white); border-right: 0; background: var(--ink); color: var(--white); font: 16px var(--sans); }
.join input::placeholder { color: #7C7E83; }
.join input:focus { outline: 2px solid var(--lime); outline-offset: 2px; }
.join .btn { min-height: 56px; background: var(--lime); color: var(--ink); border-color: var(--lime); }
.join .btn:hover { background: var(--white); border-color: var(--white); }

/* Footer */
.site-footer { background: var(--ink); color: var(--grey-on-ink); border-top: 1px solid #2A2B2E; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px 32px; flex-wrap: wrap; padding-block: 24px; font: 13px var(--mono); }

:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.join :focus-visible { outline-color: var(--lime); }

@media (max-width: 1080px) {
  .tagline { display: none; }
  .hero-grid, .rule-grid, .join .wrap, .section-head { grid-template-columns: minmax(0, 1fr); }
  .section-head p { justify-self: start; }
  .principles { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 28px; }
  .principles div + div { padding-left: 0; border-left: 0; }
  .principles div:nth-child(even) { padding-left: 20px; border-left: 1px solid var(--rule); }
}
@media (max-width: 720px) {
  .site-header nav a:not(.btn) { display: none; }
  .tag { transform: none; box-shadow: 5px 5px 0 var(--ink); }
  .tag-body { grid-template-columns: minmax(0, 1fr); }
  .viewfinder { border-right: 0; border-bottom: 1.5px solid var(--ink); min-height: 200px; }
  .tag-foot { flex-direction: column; align-items: flex-start; }
  .hero-meta, .pipeline { grid-template-columns: minmax(0, 1fr); }
  .hero-meta div + div, .pipeline div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--rule); margin-top: 14px; }
  .flow li { grid-template-columns: 40px minmax(0, 1fr); gap: 8px 16px; }
  .flow .branch, .flow .out { grid-column: 2; }
  .principles { grid-template-columns: minmax(0, 1fr); }
  .principles div:nth-child(even) { padding-left: 0; border-left: 0; }
  .join .field { flex-direction: column; gap: 8px; }
  .join input { border-right: 1.5px solid var(--white); }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }