/* Unreasonable Error — an inspection form, not a magazine.
   System fonts only: the look of a worksheet printed by an office. */

:root {
  --paper: #ffffff;
  --ink: #111214;
  --muted: #5a5f66;
  --rule: #111214;
  --hair: #c9cdd2;
  --tint: #f1f4f6;
  --pen: #1d3fbf;
  --stamp: #c8102e;
  --pass: #0b6b3a;
  --sans: "Helvetica Neue", Helvetica, Arial, "Liberation Sans", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1113;
    --ink: #e8e8e6;
    --muted: #a0a5ab;
    --rule: #e8e8e6;
    --hair: #3a3f45;
    --tint: #1a1d21;
    --pen: #8fa8ff;
    --stamp: #ff5a5f;
    --pass: #4cc38a;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.5 var(--sans);
}

a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--pen); }

.sheet {
  max-width: 980px;
  margin: 24px auto 48px;
  padding: 0 16px;
}

/* The form's header strip */
.formhead {
  display: grid;
  grid-template-columns: 1fr auto;
  border: 2px solid var(--rule);
  border-bottom-width: 1px;
}
.formhead .name {
  padding: 10px 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 15px;
}
.formhead .name a { text-decoration: none; }
.formhead .formno {
  padding: 10px 14px;
  border-left: 1px solid var(--rule);
  font: 12px/1.6 var(--mono);
  text-transform: uppercase;
  white-space: nowrap;
}

/* Boxes: every block on the page is a numbered field */
.grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border-left: 2px solid var(--rule);
  border-right: 2px solid var(--rule);
  border-bottom: 2px solid var(--rule);
}
.box {
  position: relative;
  grid-column: span 6;
  border-top: 1px solid var(--rule);
  padding: 22px 18px 16px;
  min-width: 0;
}
.box + .box.half, .box.half + .box.half { border-left: 1px solid var(--rule); }
.box.half { grid-column: span 3; }
.box.third { grid-column: span 2; }
.box.twothirds { grid-column: span 4; border-left: 1px solid var(--rule); }
.box.third + .box.third { border-left: 1px solid var(--rule); }
.box > .no {
  position: absolute;
  top: 0;
  left: 0;
  font: 11px/1 var(--mono);
  padding: 3px 6px 4px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--tint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.box > .no b { font-weight: 700; margin-right: 6px; }

h1 {
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 8px 0 12px;
  font-weight: 700;
}
h2 {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 6px 0 10px;
}
.deck { font-size: 20px; line-height: 1.4; max-width: 40em; margin: 0; }
p { max-width: 40em; margin: 0 0 0.8em; }
p:last-child { margin-bottom: 0; }

.finding {
  font-size: 21px;
  line-height: 1.35;
  font-weight: 700;
  max-width: 34em;
}

.small { font-size: 14px; color: var(--muted); }
.mono { font-family: var(--mono); }
.pen { color: var(--pen); }
.red { color: var(--stamp); }

/* Register table */
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-top: 1px solid var(--hair); }
th {
  font: 11px/1.3 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: 0;
  border-bottom: 1px solid var(--rule);
}
td.num { font-family: var(--mono); white-space: nowrap; }
.mono, td.num, output, .field .v, svg text { font-variant-numeric: tabular-nums; }
.register td:first-child { font-weight: 700; }
.register td:first-child .small { font-weight: 400; }

/* Controls */
.controls { display: grid; gap: 14px; }
.control label { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; }
.control output { font: 700 18px/1 var(--mono); color: var(--pen); white-space: nowrap; }
input[type="range"] { width: 100%; accent-color: var(--pen); margin: 8px 0 0; }

button {
  font: 700 13px/1 var(--sans);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--paper);
  border: 2px solid var(--rule);
  padding: 11px 14px;
  cursor: pointer;
}
button:hover { background: var(--tint); }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 2px solid var(--pen); outline-offset: 2px; }
.buttons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }

/* Worksheet fields */
.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); margin-top: 14px; }
.field { border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 6px 8px 8px; min-height: 64px; }
.field .k { display: block; font: 10.5px/1.3 var(--mono); text-transform: uppercase; color: var(--muted); }
.field .v { display: block; font: 700 20px/1.3 var(--mono); color: var(--pen); margin-top: 4px; }

.stamp {
  display: inline-block;
  font: 700 22px/1 var(--sans);
  letter-spacing: 0.18em;
  padding: 8px 12px 7px;
  border: 3px solid currentColor;
  transform: rotate(-3deg);
  text-transform: uppercase;
}
.stamp.fail { color: var(--stamp); }
.stamp.pass { color: var(--pass); }
.stamp.idle { color: var(--hair); }

svg text { font-family: var(--mono); font-size: 11px; fill: var(--muted); }
svg { display: block; width: 100%; height: auto; overflow: visible; }

.why { color: var(--muted); font-size: 15px; }

ol.sources { padding-left: 1.3em; font-size: 14px; margin: 0; }
ol.sources li { margin-bottom: 6px; max-width: 60em; }

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
  font: 12px/1.5 var(--mono);
  color: var(--muted);
  margin-top: 10px;
}
.foot a { color: var(--muted); }

@media (max-width: 720px) {
  body { font-size: 16px; }
  .sheet { margin-top: 16px; }
  .box.half, .box.third, .box.twothirds { grid-column: span 6; }
  .box + .box.half, .box.half + .box.half, .box.third + .box.third, .box.twothirds { border-left: 0; }
  .box { padding: 22px 14px 14px; }
  .formhead { grid-template-columns: 1fr; }
  .formhead .formno { border-left: 0; border-top: 1px solid var(--rule); white-space: normal; }
  .deck { font-size: 18px; }
  .finding { font-size: 19px; }
  .register th:nth-child(4), .register td:nth-child(4) { display: none; }
  .register td.num { white-space: normal; }
  table { font-size: 14px; }
  #strip text { font-size: 17px; }
  #map text { font-size: 19px; }
  th, td { padding: 7px 6px; }
}