:root {
  color-scheme: light;
  --ground: #faeae5;
  --paper: #fffaf7;
  --wash: #f1d0c5;
  --ink: #402c27;
  --muted: #70534a;
  --accent: #bd391e;
  --deep: #8b2c1b;
  --rule: #bb8979;
  --display: "Arvo", "Rockwell", "Georgia", serif;
  --body: "Noto Serif", "Georgia", serif;
  --small: 1rem;
  --body-size: 1.0625rem;
  --leading: 1.7;
  --measure: 68ch;
  --space: clamp(1.25rem, 3vw, 2.25rem);
  --wide: 74rem;
  --dock-space: 7rem;
  --cut: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--ground); scroll-padding-block-end: 8rem; }
body { margin: 0; padding-bottom: var(--dock-space); background: var(--ground); color: var(--ink); font: var(--body-size)/var(--leading) var(--body); }
[hidden] { display: none !important; }
button, input, textarea { font: inherit; }
a { color: var(--deep); text-underline-offset: .22em; text-decoration-thickness: 1px; overflow-wrap: anywhere; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--deep); outline-offset: 5px; }
::selection { background: var(--wash); color: var(--ink); }
[data-skip] { position: fixed; left: 1rem; top: -8rem; z-index: 20; background: var(--paper); padding: .8rem 1rem; }
[data-skip]:focus { top: 1rem; }
#mast { max-width: var(--wide); padding: 1rem var(--space); margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 2px solid var(--accent); }
#mast a { display: inline-flex; min-height: 44px; align-items: center; gap: .8rem; color: var(--ink); text-decoration: none; font-family: var(--display); }
#mast a span { color: var(--accent); font: 2.25rem/1 var(--display); }
#mast > span { font-size: var(--small); color: var(--muted); }
main { max-width: var(--wide); padding: 2.8rem var(--space) 1.5rem; margin: auto; }
main > header { max-width: 58rem; padding: 0 0 1.8rem; }
[data-running] { color: var(--deep); font-size: var(--small); margin: 0 0 1rem; }
h1, h2, h3, legend { font-family: var(--display); font-weight: 400; line-height: 1.22; text-wrap: balance; }
h1 { font-size: clamp(2.2rem, 4.2vw, 3.65rem); margin: 0; letter-spacing: -.035em; }
h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); margin: 0 0 1.2rem; letter-spacing: -.025em; }
h3 { font-size: 1.35rem; }
p { max-width: var(--measure); margin: 0 0 1rem; }
main > section, main > fieldset, main > aside { margin: 0 auto 3rem; max-width: 54rem; }
main > section { padding: 1.25rem 0; }
main > section > p { max-width: var(--measure); }
#opening { display: grid; grid-template-columns: 1.08fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; margin-bottom: 4rem; }
#opening h1 { max-width: 13ch; margin-bottom: 1.5rem; }
#opening p { max-width: 42ch; }
#opening > div { position: relative; }
[data-pencil] { display: block; width: 15rem; height: 3.5rem; color: var(--accent); margin-top: 1.1rem; }
[data-pencil] path { fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; }
figure { margin: 2rem 0; padding: clamp(1rem, 3vw, 2rem); background: var(--paper); clip-path: var(--cut); }
#opening figure { margin: 0; transform: rotate(1deg); }
[data-mat] { padding: clamp(.75rem, 2vw, 1.3rem); background: var(--wash); }
img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; background: #f6dbd2; color: var(--muted); font: var(--small)/1.5 var(--body); }
figcaption { max-width: 42ch; font-size: var(--small); padding: 1.3rem .25rem .2rem; color: var(--muted); line-height: 1.55; }
main > figure { max-width: 44rem; margin: 0 auto 3rem; }
[data-button], button { border: 0; background: var(--accent); color: var(--paper); clip-path: var(--cut); min-height: 52px; display: inline-flex; align-items: center; justify-content: space-between; padding: .85rem 1.4rem; gap: 1.5rem; text-decoration: none; font-size: var(--body-size); cursor: pointer; line-height: 1.4; }
[data-button] { margin-top: .5rem; }
[data-button]:hover, button:hover { background: var(--deep); }
[data-button]:focus-visible, button:focus-visible { outline: none; box-shadow: inset 0 0 0 4px var(--ink); text-decoration: underline; }
[data-brief] { background: var(--wash); padding: 2rem clamp(1.25rem, 4vw, 2.8rem); clip-path: var(--cut); position: relative; }
[data-brief]::before { content: ""; display: block; width: 3.5rem; height: .5rem; border-top: 3px solid var(--accent); transform: rotate(-4deg); margin-bottom: 1.1rem; }
[data-brief] h2 { font-size: 1.5rem; }
[data-brief] p { margin-bottom: 0; }
fieldset { min-width: 0; border: 2px solid var(--rule); border-width: 2px 0 0; background: var(--paper); padding: 1.8rem clamp(1.1rem, 4vw, 2.5rem) 2rem; clip-path: var(--cut); }
legend { padding: .3rem .65rem; margin-left: -.65rem; font-size: 1.35rem; background: var(--ground); max-width: 100%; }
legend h3 { margin: 0; font-size: inherit; line-height: inherit; }
fieldset p:last-child { margin: .7rem 0 0; color: var(--muted); font-size: var(--small); }
label { display: block; margin: 1rem 0 .6rem; }
textarea { display: block; width: 100%; min-height: 6rem; padding: .65rem .7rem; resize: vertical; border: 1px solid var(--rule); border-radius: 0; color: var(--ink); background: var(--paper); line-height: 1.6; }
textarea:focus { outline: 3px solid var(--accent); outline-offset: 3px; }
[data-checks] { list-style: none; padding: 0; margin: .5rem 0 1rem; }
[data-checks] li { border-bottom: 1px solid var(--wash); }
[data-checks] label { display: flex; align-items: flex-start; gap: .8rem; min-height: 52px; padding: .8rem .1rem; margin: 0; cursor: pointer; }
input[type="checkbox"] { width: 44px; height: 44px; min-width: 44px; min-height: 44px; flex: 0 0 44px; margin: 0; accent-color: var(--accent); }
input:checked + span { text-decoration: underline; text-underline-offset: .2em; }
[data-chapters] { padding: 0; margin: 0; list-style: none; border-top: 2px solid var(--accent); }
[data-chapters] li { border-bottom: 1px solid var(--rule); }
[data-chapters] a { display: grid; grid-template-columns: 1fr 2rem; gap: .35rem 1rem; padding: 1.15rem .1rem; text-decoration: none; min-height: 72px; }
[data-chapters] a:hover { background: var(--wash); }
[data-chapters] span { font-family: var(--display); font-size: 1.25rem; }
[data-chapters] small { grid-column: 1; color: var(--muted); font-size: var(--small); line-height: 1.55; }
[data-chapters] b { grid-row: 1 / span 2; grid-column: 2; align-self: center; font-size: 1.5rem; font-weight: 400; }
[data-answer] { border-top: 2px solid var(--rule); padding-top: 1.8rem; }
[data-answer] h2 { max-width: 36ch; }
[data-bill] { margin: 0; }
[data-bill] > div { display: grid; grid-template-columns: 11rem 1fr; gap: 1.5rem; padding: 1rem 0; border-bottom: 1px solid var(--wash); }
dt { font-family: var(--display); }
dd { margin: 0; }
[data-urgent] { border-left: 6px solid var(--accent); padding: 1.5rem 2rem; background: var(--paper); }
[data-urgent] h2 { color: var(--deep); }
[data-urgent] p:last-child { margin: 0; }
[data-sources] { background: var(--wash); padding: 1.75rem 2rem; clip-path: var(--cut); }
[data-sources] h2 { font-size: 1.4rem; }
[data-sources] ul { list-style: none; margin: 0; padding: 0; }
[data-sources] a { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 48px; padding: .65rem 0; font-size: var(--small); line-height: 1.6; }
footer { max-width: 54rem; margin: 0 auto; padding: 1.5rem var(--space) 2.2rem; border-top: 2px solid var(--accent); font-size: var(--small); color: var(--muted); }
footer div { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem 1rem; margin-bottom: 1.5rem; }
footer a { display: inline-flex; align-items: center; min-height: 48px; padding: .5rem 0; }
footer p { margin: 0; }
body > nav { position: fixed; bottom: max(.7rem, env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%); z-index: 10; width: min(calc(100% - 1.5rem), 43rem); display: grid; grid-template-columns: repeat(5, 1fr); padding: .35rem; gap: .25rem; background: var(--paper); border: 2px solid var(--accent); box-shadow: 0 5px 0 var(--wash); }
body > nav a { min-height: 52px; display: flex; align-items: center; justify-content: center; text-decoration: none; font-size: var(--small); line-height: 1.3; padding: .5rem .2rem; }
body > nav a:hover { background: var(--ground); }
body > nav a[aria-current] { background: var(--wash); color: var(--ink); text-decoration: underline; text-underline-offset: .3em; }
#comparison-controls { max-width: 54rem; margin: 0 auto 2.5rem; padding-bottom: 1rem; border-bottom: 2px solid var(--accent); }
#comparison-controls [role="group"] { display: flex; flex-wrap: wrap; gap: .75rem; }
#comparison-controls button { background: var(--paper); color: var(--deep); justify-content: center; border: 2px solid var(--accent); }
#comparison-controls button[aria-pressed="true"] { background: var(--accent); color: var(--paper); }
#comparison-state { min-height: 1.7em; font-size: var(--small); color: var(--muted); margin-top: .8rem; }
table { width: 100%; table-layout: fixed; border-collapse: collapse; font-size: var(--small); line-height: 1.65; background: var(--paper); }
caption { text-align: left; margin-bottom: 1rem; color: var(--muted); }
th, td { text-align: left; vertical-align: top; padding: 1rem .8rem; overflow-wrap: anywhere; border-bottom: 1px solid var(--rule); }
thead th { background: var(--wash); color: var(--ink); font-weight: 600; }
tbody th { width: 24%; font-weight: 400; font-family: var(--display); }
[data-pair] { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
[data-pair] fieldset { padding: 1rem 1.25rem 1.5rem; }
[data-pair] label { font-size: var(--small); line-height: 1.6; }

@media (max-width: 750px) {
  :root { --body-size: 1rem; --space: 1.25rem; }
  #mast { padding-top: .65rem; padding-bottom: .65rem; }
  #mast > span { display: none; }
  main { padding-top: 2rem; }
  #opening { grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2.5rem; }
  #opening h1 { max-width: 14ch; }
  #opening p { max-width: 38ch; }
  #opening figure { max-width: 35rem; transform: none; }
  [data-pencil] { height: 2.5rem; margin-top: .75rem; }
  main > section, main > fieldset, main > aside { margin-bottom: 2.2rem; }
  [data-brief], [data-sources], [data-urgent] { padding: 1.5rem 1.25rem; }
  [data-bill] > div { grid-template-columns: 1fr; gap: .4rem; }
  [data-pair] { grid-template-columns: 1fr; }
  table { font-size: 1rem; }
  th, td { padding: .85rem .5rem; }
  body > nav { width: calc(100% - 1rem); gap: 0; padding: .2rem; }
  body > nav a { min-height: 52px; padding: .5rem .15rem; }
  footer { margin-inline: var(--space); padding-inline: 0; }
}

@media (max-width: 370px) {
  :root { --space: 1rem; }
  body > nav { width: calc(100% - .5rem); }
  h1 { font-size: 2.05rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}

@media print {
  :root { --ground: #fff; --paper: #fff; --ink: #000; --muted: #222; --rule: #999; --wash: #eee; --deep: #000; }
  body { padding: 0; font-size: 12pt; }
  body > nav, #mast, #comparison-controls, [data-skip], [data-button], svg { display: none !important; }
  main { padding: 0; max-width: none; }
  #compare-prompts, #compare-answers { display: block !important; }
  fieldset, figure, aside, section { clip-path: none; break-inside: avoid; }
  figure { max-width: 24rem; }
  textarea { min-height: 6rem; }
  footer { margin-top: 1rem; }
  a { color: #000; }
}