:root {
  --ink: #101114;
  --paper: #f4f1e8;
  --white: #fff;
  --acid: #dbff4a;
  --orange: #ff6b35;
  --blue: #8da4ff;
  --pink: #f58cba;
  --muted: #65665f;
  --accent: var(--acid);
  --line: 2px solid var(--ink);
  --shadow: 7px 7px 0 var(--ink);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.52 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; }
code, pre, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
code { background: #e7e4dc; border: 1px solid #cbc7bc; padding: .08em .3em; }
button { font: inherit; }

.sitebar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px max(18px, calc((100vw - 1180px) / 2));
  border-bottom: var(--line);
  background: rgba(244, 241, 232, .96);
  backdrop-filter: blur(8px);
}
.sitebar a {
  font: 850 .78rem ui-monospace, SFMono-Regular, Menlo, monospace;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.actions { display: flex; gap: 9px; }
.button {
  display: inline-block;
  appearance: none;
  border: var(--line);
  background: var(--white);
  color: var(--ink);
  padding: 8px 12px;
  cursor: pointer;
  font: 800 .74rem ui-monospace, SFMono-Regular, Menlo, monospace;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.button.primary { background: var(--acid); }
.button:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--ink); }
.button:focus-visible, a:focus-visible { outline: 4px solid #4f74ff; outline-offset: 3px; }

.shell { width: min(1080px, calc(100% - 36px)); margin: 42px auto 72px; }
.hero { max-width: 850px; margin-bottom: 42px; }
.kicker, .section-label {
  margin: 0 0 12px;
  font: 900 .78rem ui-monospace, SFMono-Regular, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.kicker span, .section-label span { display: inline-block; border: 1px solid var(--ink); background: var(--accent); padding: 4px 7px; }
h1, h2, h3 { line-height: 1; letter-spacing: -.045em; }
h1 { margin: 0 0 20px; font-size: clamp(3rem, 7vw, 6rem); }
h2 { margin: 0; font-size: clamp(2rem, 4.5vw, 3.15rem); }
h3 { margin: 30px 0 12px; font-size: 1.5rem; }
p { margin: 0 0 18px; }
.lede { max-width: 720px; color: #393a38; font-size: 1.12rem; }

.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.card {
  display: flex;
  flex-direction: column;
  min-height: 250px;
  border: var(--line);
  background: var(--white);
  box-shadow: var(--shadow);
  padding: 22px;
  color: inherit;
  text-decoration: none;
  transition: transform .14s, box-shadow .14s;
}
.card:hover { transform: translate(-2px, -2px); box-shadow: 10px 10px 0 var(--ink); }
.card .tag { align-self: flex-start; border: 1px solid var(--ink); background: var(--accent); padding: 5px 7px; font: 850 .68rem ui-monospace, monospace; text-transform: uppercase; letter-spacing: .07em; }
.card h2, .card h3 { margin: 28px 0 12px; }
.card p { color: #484944; }
.card .go { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--ink); font: 850 .75rem ui-monospace, monospace; }
.card.orange { --accent: var(--orange); }
.card.blue { --accent: var(--blue); }
.card.pink { --accent: var(--pink); }
.card.featured { grid-column: 1 / -1; min-height: 215px; background: var(--acid); }
.card.featured .tag { background: var(--white); }

.layout { width: min(1180px, calc(100% - 36px)); margin: 34px auto 70px; display: grid; grid-template-columns: 225px minmax(0, 790px); gap: 54px; align-items: start; }
.toc { position: sticky; top: 78px; border: var(--line); background: var(--white); box-shadow: 5px 5px 0 var(--ink); padding: 17px; }
.toc h2 { margin: 0 0 12px; font: 900 .75rem ui-monospace, monospace; text-transform: uppercase; letter-spacing: .08em; }
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc li + li { border-top: 1px solid #d7d3c9; }
.toc a { display: grid; grid-template-columns: 25px 1fr; gap: 8px; padding: 8px 2px; font-size: .77rem; line-height: 1.25; text-decoration: none; }
.toc b { font-family: ui-monospace, monospace; }
.paper { min-width: 0; border: var(--line); background: var(--white); box-shadow: var(--shadow); padding: clamp(30px, 6vw, 68px); }
.score { margin: 0 0 27px; font: 850 .88rem ui-monospace, monospace; }
.intro { font-size: 1.06rem; }
.section { --accent: var(--acid); margin-top: 58px; scroll-margin-top: 88px; }
.section.orange { --accent: var(--orange); }
.section.blue { --accent: var(--blue); }
.section.pink { --accent: var(--pink); }
.section-head { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: end; border-bottom: var(--line); padding-bottom: 14px; margin-bottom: 24px; }
.points { min-width: 88px; text-align: center; border: var(--line); background: var(--accent); padding: 9px 10px 8px; font: 900 .72rem ui-monospace, monospace; text-transform: uppercase; }
.points strong { display: block; font-size: 1.45rem; line-height: 1; }
ul, ol { margin: 0 0 20px; padding-left: 1.7em; }
li { padding-left: .25em; }
.timeline { list-style: none; padding: 0; }
.timeline li { display: grid; grid-template-columns: 92px 1fr; gap: 14px; padding: 9px 0; border-bottom: 1px solid #d7d3c9; }
.timeline strong { font-family: ui-monospace, monospace; }
.route { border-left: 10px solid var(--accent); background: #f6f4ed; padding: 17px 19px; margin: 22px 0; }
.route h3 { margin-top: 0; }
.route p:last-child { margin-bottom: 0; }
.big-idea { margin: 25px 0 0; border-left: 10px solid var(--accent); background: #f6f4ed; padding: 15px 18px; }
.big-idea strong { display: block; margin-bottom: 2px; font: 900 .72rem ui-monospace, monospace; text-transform: uppercase; letter-spacing: .07em; }
.checkpoints { display: grid; gap: 13px; margin: 20px 0; }
.checkpoint { border: var(--line); padding: 16px 18px; break-inside: avoid; }
.checkpoint strong { display: block; margin-bottom: 4px; }
.prompt-box { margin: 20px 0; border: var(--line); background: #f4f2eb; padding: 18px 20px; }
.prompt-box p:last-child, .prompt-box ul:last-child { margin-bottom: 0; }
.notice { border: var(--line); background: var(--acid); padding: 18px 20px; margin: 24px 0; }
.file-list { display: flex; gap: 9px; flex-wrap: wrap; margin: -3px 0 22px; }
.file-list code { padding: 5px 8px; }
.sample-answer { margin: 17px 0 25px; padding-left: 18px; border-left: 4px solid var(--accent); }
.sample-answer .answer-label { display: block; margin-bottom: 4px; color: var(--muted); font: 850 .7rem ui-monospace, monospace; text-transform: uppercase; letter-spacing: .06em; }
.blank { display: block; min-height: 42px; border-bottom: 1.5px solid var(--ink); }
footer { margin-top: 60px; padding-top: 17px; border-top: var(--line); color: var(--muted); font-size: .78rem; }

@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; gap: 22px; }
  .toc { position: static; }
  .toc ol { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .sitebar { align-items: flex-start; }
  .actions .button:not(.primary) { display: none; }
  .shell, .layout { width: min(100% - 22px, 790px); margin-top: 18px; }
  .cards { grid-template-columns: 1fr; }
  .card.featured { grid-column: auto; }
  .toc { display: none; }
  .paper { padding: 26px 20px; box-shadow: 4px 4px 0 var(--ink); }
  .section-head { grid-template-columns: 1fr; }
  .points { width: fit-content; min-width: 0; display: flex; gap: 5px; align-items: baseline; }
  .points strong { font-size: .72rem; }
  .timeline li { grid-template-columns: 1fr; gap: 2px; }
}

@media print {
  @page { size: letter; margin: .62in .68in .64in; }
  body { background: #fff; font-size: 10.5pt; line-height: 1.4; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .no-print, .sitebar, .toc { display: none !important; }
  .layout, .shell { display: block; width: auto; margin: 0; }
  .paper { border: 0; box-shadow: none; padding: 0; }
  h1 { font-size: 34pt; }
  h2 { font-size: 22pt; }
  h3 { font-size: 15pt; margin-top: 20pt; }
  .section { margin-top: 34pt; scroll-margin-top: 0; }
  .section-head, .route, .big-idea, .notice, .prompt-box, .checkpoint, footer { break-inside: avoid; }
  .section-head { break-after: avoid-page; margin-bottom: 16pt; }
  .cards { display: block; }
  .card { display: block; min-height: 0; box-shadow: none; margin: 0 0 18pt; break-inside: avoid; }
  a { text-decoration: none; }
}