:root {
  --paper: #ebe6da;
  --paper-light: #f6f2ea;
  --paper-deep: #dcd7c9;
  --ink: #242521;
  --ink-soft: #2d3733;
  --rust: #c45b43;
  --rust-dark: #9d4938;
  --blue: #4f5fa3;
  --sage: #cbd2b6;
  --yellow: #e5d178;
  --line: rgba(36, 37, 33, 0.2);
  --dark-line: rgba(235, 230, 218, 0.22);
  --display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", "Roboto Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  overflow-x: hidden;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.42;
  background-image: linear-gradient(rgba(36, 37, 33, 0.035) 1px, transparent 1px);
  background-size: 100% 8px;
  mask-image: linear-gradient(to bottom, black, transparent 76%);
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; top: 10px; left: 10px; z-index: 50; padding: 10px 14px; color: var(--paper-light); background: var(--ink); opacity: 0; pointer-events: none; transform: translateY(-150%); transition: opacity 160ms ease, transform 160ms ease; }
.skip-link:focus { opacity: 1; pointer-events: auto; transform: translateY(0); }
.scroll-progress { position: fixed; inset: 0 0 auto; z-index: 45; height: 3px; pointer-events: none; }
.scroll-progress span { display: block; width: 0; height: 100%; background: var(--rust); transform-origin: left center; }
.update-popup { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px; visibility: hidden; pointer-events: none; }
.update-popup.is-open { visibility: visible; pointer-events: auto; }
.update-popup-backdrop { position: absolute; inset: 0; background: rgba(36, 37, 33, 0.68); opacity: 0; transition: opacity 220ms ease; }
.update-popup-dialog { position: relative; width: min(620px, 100%); padding: 33px 37px 36px; color: var(--paper-light); background: var(--ink); border: 1px solid rgba(235, 230, 218, 0.5); box-shadow: 11px 11px 0 var(--rust); opacity: 0; transform: translateY(18px) rotate(-0.5deg); transition: opacity 220ms ease, transform 220ms ease; }
.update-popup.is-open .update-popup-backdrop { opacity: 1; }
.update-popup.is-open .update-popup-dialog { opacity: 1; transform: none; }
.update-popup-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.live-dot { display: inline-block; width: 7px; height: 7px; margin-right: auto; background: var(--yellow); border-radius: 50%; box-shadow: 0 0 0 5px rgba(229, 209, 120, 0.14); }
.update-popup-dialog h2 { max-width: 520px; margin: 48px 0 18px; color: var(--paper-light); font-size: clamp(2.9rem, 6vw, 5.2rem); }
.update-popup-dialog h2 em { color: var(--yellow); }
.update-popup-dialog > p { max-width: 420px; margin: 0; color: rgba(235, 230, 218, 0.7); font-family: var(--display); font-size: 20px; font-style: italic; line-height: 1.15; }
.update-popup-note { display: block; margin-top: 13px; color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; }
.update-popup-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 29px; }
.update-popup-actions .button-quiet { color: var(--paper-light); border-color: rgba(235, 230, 218, 0.35); }
.update-popup-actions .button-quiet:hover, .update-popup-actions .button-quiet:focus-visible { color: var(--ink); background: var(--paper-light); }
.update-popup-x { position: absolute; top: 17px; right: 21px; padding: 0; color: var(--paper-light); background: transparent; border: 0; font-size: 24px; line-height: 1; cursor: pointer; }
.section-shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.mono, .section-kicker, .eyebrow, .micro-label, .board-kicker, .board-status, .board-footer, .method-tail, .studio-note span, .blueprint-status, .blueprint-index, .tracker-tag, .chart-labels, .chart-footer, .prompt-head { font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.09em; }

.site-header { position: relative; z-index: 10; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; width: min(1280px, calc(100% - 48px)); min-width: 0; min-height: 86px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 12px; justify-self: start; }
.brand-mark { display: grid; place-items: center; width: 39px; height: 39px; color: var(--paper-light); background: var(--ink); font-size: 11px; font-weight: 900; letter-spacing: -0.08em; transform: rotate(-5deg); }
.brand-copy { display: grid; gap: 0; line-height: 1; }
.brand-copy strong { font-size: 12px; letter-spacing: 0.12em; }
.brand-copy small { margin-top: 5px; color: var(--rust-dark); font-family: var(--mono); font-size: 9px; letter-spacing: 0.11em; }
.header-note { color: #6f6d62; font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; text-align: center; }
.header-note em { color: var(--rust-dark); font-style: normal; }
.site-nav { display: flex; align-items: center; justify-self: end; gap: 24px; color: #5c5a50; font-size: 13px; }
.site-nav a { transition: color 180ms ease; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--rust-dark); }
.site-nav a.is-current { color: var(--rust-dark); }
.site-nav .nav-cta { padding: 11px 13px; color: var(--paper-light); background: var(--ink); font-weight: 700; }
.site-nav .nav-cta span { margin-left: 7px; color: var(--yellow); font-size: 16px; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 10px; color: var(--ink); background: transparent; border: 1px solid var(--line); }
.menu-toggle > span:not(.sr-only) { display: block; width: 20px; height: 1px; margin: 5px auto; background: currentColor; }

.hero { display: grid; grid-template-columns: minmax(0, 0.82fr) minmax(460px, 1.18fr); gap: 80px; align-items: center; padding-top: 96px; padding-bottom: 112px; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 27px; color: var(--rust-dark); font-size: 10px; }
.eyebrow-number { display: grid; place-items: center; width: 24px; height: 24px; color: var(--paper-light); background: var(--rust); border-radius: 50%; font-size: 9px; letter-spacing: 0; }
.hero h1 { max-width: 620px; margin: 0; font-family: var(--display); font-size: clamp(4rem, 7vw, 7rem); font-weight: 600; letter-spacing: -0.075em; line-height: 0.88; }
h1 em, h2 em { color: var(--rust); font-style: normal; }
.hero h1 em { text-decoration: underline; text-decoration-color: var(--yellow); text-decoration-thickness: 0.07em; text-underline-offset: 0.07em; }
.hero-lede { max-width: 480px; margin: 33px 0 0; color: #5d5c54; font-size: 19px; line-height: 1.4; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 48px; padding: 0 18px; border: 1px solid transparent; font-size: 14px; font-weight: 700; transition: transform 180ms ease, background 180ms ease, color 180ms ease; }
.button:hover, .button:focus-visible { transform: translate(-2px, -2px); }
.button-primary { color: var(--paper-light); background: var(--rust); box-shadow: 4px 4px 0 var(--ink); }
.button-primary:hover, .button-primary:focus-visible { background: var(--rust-dark); }
.button-quiet { color: var(--ink); border-color: var(--line); }
.button-quiet:hover, .button-quiet:focus-visible { color: var(--paper-light); background: var(--ink); }
.hero-proof { display: flex; align-items: flex-start; gap: 12px; max-width: 360px; margin-top: 43px; padding-top: 16px; border-top: 1px solid var(--line); }
.proof-mark { color: var(--rust); font-size: 22px; line-height: 1; }
.hero-proof strong, .hero-proof small { display: block; }
.hero-proof strong { font-size: 12px; }
.hero-proof small { margin-top: 3px; color: #77746a; font-family: var(--mono); font-size: 9px; line-height: 1.4; text-transform: uppercase; }

.hero-art { position: relative; min-height: 590px; display: grid; place-items: center; padding: 28px 0 56px; }
.hero-art::before { position: absolute; top: 5%; left: 6%; width: 84%; height: 88%; content: ""; border: 1px solid rgba(36, 37, 33, 0.17); }
.hero-art::after { position: absolute; right: 1%; bottom: 8%; width: 62px; height: 62px; content: ""; border: 1px solid var(--rust); border-radius: 50%; }
.lesson-board { position: relative; z-index: 1; width: min(100%, 610px); overflow: hidden; border: 1px solid var(--ink); background: var(--ink); color: var(--paper-light); box-shadow: 12px 12px 0 var(--blue); }
.board-header, .board-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 20px; flex-wrap: wrap; }
.board-header { border-bottom: 1px solid var(--dark-line); }
.board-status { display: flex; align-items: center; gap: 8px; color: var(--sage); font-size: 9px; }
.board-status i, .blueprint-status i { display: inline-block; width: 7px; height: 7px; background: var(--sage); border-radius: 50%; }
.board-content { padding: 31px; color: var(--ink); background: var(--paper-light); }
.board-kicker { color: var(--rust-dark); font-size: 10px; }
.board-title-row { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-top: 14px; padding-bottom: 23px; border-bottom: 1px solid var(--line); }
.board-title-row h2 { margin: 0; font-family: var(--display); font-size: 42px; font-weight: 600; letter-spacing: -0.07em; line-height: 0.9; }
.board-count { display: grid; gap: 1px; text-align: right; }
.board-count small { color: #77746a; font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; }
.board-count strong { color: var(--rust); font-family: var(--display); font-size: 36px; font-weight: 600; line-height: 0.9; }
.target-card { margin-top: 23px; padding: 24px; background: #fffdf8; border: 1px solid var(--line); }
.micro-label { display: block; color: #77746a; font-size: 9px; }
.target-card p { margin: 17px 0 22px; font-family: var(--display); font-size: 27px; letter-spacing: -0.045em; line-height: 1.05; }
.target-card p strong { color: var(--blue); }
.answer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.answer { min-height: 45px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); font-weight: 700; cursor: pointer; transition: background 160ms ease, color 160ms ease, transform 160ms ease; }
.answer:disabled { cursor: default; opacity: 0.72; }
.answer:hover, .answer:focus-visible { color: var(--paper-light); background: var(--ink); transform: translateY(-2px); }
.answer.is-correct { border-color: var(--blue); }
.answer.was-right { color: var(--paper-light); background: var(--blue); }
.answer.was-wrong { color: var(--paper-light); background: var(--rust); }
.answer-feedback { min-height: 19px; margin: 15px 0 0 !important; color: #77746a; font-family: var(--mono); font-size: 10px !important; font-weight: 500 !important; letter-spacing: 0 !important; }
.board-note { display: flex; align-items: baseline; gap: 12px; margin-top: 21px; padding-top: 14px; border-top: 1px solid var(--line); }
.board-note span { flex: 0 0 auto; color: var(--rust-dark); font-family: var(--mono); font-size: 9px; }
.board-note p { margin: 0; color: #5d5c54; font-size: 12px; }
.board-footer { color: rgba(235, 230, 218, 0.7); font-family: var(--mono); font-size: 9px; }
.board-progress { display: block; flex: 1; min-width: 90px; height: 5px; background: rgba(235, 230, 218, 0.2); }
.board-progress i { display: block; height: 100%; background: var(--yellow); }
.paper-slip { position: absolute; z-index: 2; padding: 13px 12px; color: var(--ink); background: var(--yellow); font-family: var(--mono); font-size: 10px; font-weight: 700; line-height: 1.2; letter-spacing: 0.05em; }
.paper-slip-one { top: 6%; left: -12%; transform: rotate(-6deg); }
.paper-caption { position: absolute; right: 0; bottom: 5%; color: var(--rust-dark); font-family: var(--display); font-size: 17px; font-style: italic; line-height: 1.05; transform: rotate(-5deg); }

.proof-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--sage); }
.proof-strip > div { display: grid; gap: 3px; min-height: 78px; padding: 18px 24px; border-right: 1px solid rgba(36, 37, 33, 0.16); }
.proof-strip > div:last-child { border-right: 0; }
.proof-strip strong { font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -0.04em; line-height: 1; }
.proof-strip span { color: #5d6253; font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; }

.guide-section { padding-top: 145px; padding-bottom: 125px; }
.guide-intro { max-width: 930px; }
.guide-intro h2 { max-width: 850px; }
.guide-lede { max-width: 665px; margin: 31px 0 0; color: #65635b; font-family: var(--display); font-size: 24px; letter-spacing: -0.035em; line-height: 1.1; }
.guide-meta { display: flex; flex-wrap: wrap; gap: 0; margin-top: 42px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.guide-meta span { padding: 13px 22px 12px 0; margin-right: 22px; color: var(--rust-dark); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; }
.guide-callout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(230px, 0.8fr); gap: 50px; align-items: center; margin-top: 55px; padding: 28px 31px 30px; color: var(--paper-light); background: var(--ink); border-left: 5px solid var(--rust); box-shadow: 9px 9px 0 var(--yellow); }
.guide-callout .section-kicker { margin-bottom: 15px; color: var(--sage); }
.guide-callout h3 { max-width: 700px; margin: 0; font-family: var(--display); font-size: clamp(2rem, 3.7vw, 3.7rem); font-weight: 600; letter-spacing: -0.065em; line-height: 0.95; }
.guide-callout > p { max-width: 330px; margin: 0; color: rgba(235, 230, 218, 0.72); font-size: 14px; line-height: 1.45; }
.guide-subheading { max-width: 680px; margin-top: 112px; }
.guide-subheading h3 { margin: 0; font-family: var(--display); font-size: clamp(2.5rem, 4.6vw, 4.6rem); font-weight: 600; letter-spacing: -0.075em; line-height: 0.92; }
.guide-subheading > p:last-child { max-width: 480px; margin: 22px 0 0; color: #6c6960; font-size: 15px; }
.toolkit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; margin-top: 44px; }
.toolkit-card { display: flex; min-height: 355px; flex-direction: column; padding: 21px 21px 19px; background: var(--paper-light); border: 1px solid var(--line); }
.toolkit-card:nth-child(2), .toolkit-card:nth-child(5) { background: #e5e9d9; }
.toolkit-card:nth-child(3), .toolkit-card:nth-child(6) { background: #e6e4ee; }
.toolkit-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--rust-dark); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.toolkit-badge { padding: 5px 6px; color: var(--ink); background: var(--yellow); font-size: 8px; }
.toolkit-card h3 { margin: 42px 0 12px; font-family: var(--display); font-size: 31px; font-weight: 600; letter-spacing: -0.065em; line-height: 0.95; }
.toolkit-card p { min-height: 66px; margin: 0; color: #65635b; font-size: 13px; line-height: 1.42; }
.toolkit-card dl { display: grid; gap: 9px; margin: 24px 0 0; }
.toolkit-card dl div { display: grid; grid-template-columns: 70px 1fr; gap: 7px; padding-top: 9px; border-top: 1px solid var(--line); }
.toolkit-card dt { color: var(--rust-dark); font-family: var(--mono); font-size: 8px; letter-spacing: 0.07em; }
.toolkit-card dd { margin: 0; color: var(--ink); font-size: 11px; line-height: 1.25; }
.tool-link { display: inline-block; align-self: flex-start; margin-top: auto; padding-top: 18px; color: var(--blue); font-family: var(--mono); font-size: 9px; letter-spacing: 0.04em; text-transform: uppercase; }
.tool-link:hover, .tool-link:focus-visible { color: var(--rust-dark); }
.guide-split { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr); gap: 75px; align-items: start; margin-top: 124px; }
.guide-workflow > h3 { max-width: 620px; margin: 0 0 37px; font-family: var(--display); font-size: clamp(2.6rem, 4.7vw, 4.7rem); font-weight: 600; letter-spacing: -0.075em; line-height: 0.9; }
.guide-steps { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.guide-steps li { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 18px; padding: 19px 0 20px; border-bottom: 1px solid var(--line); }
.guide-steps li > span { color: var(--rust-dark); font-family: var(--mono); font-size: 10px; }
.guide-steps h4 { margin: -4px 0 5px; font-family: var(--display); font-size: 24px; font-weight: 600; letter-spacing: -0.045em; line-height: 1; }
.guide-steps p { max-width: 540px; margin: 0; color: #65635b; font-size: 13px; line-height: 1.42; }
.guide-brief-card { position: relative; overflow: hidden; padding: 29px 27px 31px; color: var(--paper-light); background: var(--blue); box-shadow: 10px 10px 0 var(--rust); }
.guide-brief-card .section-kicker { color: var(--yellow); }
.guide-brief-card h3 { max-width: 300px; margin: 47px 0 15px; font-family: var(--display); font-size: clamp(3rem, 5vw, 5.2rem); font-weight: 600; letter-spacing: -0.08em; line-height: 0.85; }
.guide-brief-lede { max-width: 330px; margin: 0 0 31px; color: rgba(246, 242, 234, 0.78); font-family: var(--display); font-size: 18px; font-style: italic; line-height: 1.15; }
.brief-row { display: grid; grid-template-columns: 70px 1fr; gap: 14px; padding: 12px 0; border-top: 1px solid rgba(246, 242, 234, 0.27); }
.brief-row span { color: var(--yellow); font-family: var(--mono); font-size: 8px; letter-spacing: 0.07em; }
.brief-row strong { font-size: 12px; font-weight: 500; line-height: 1.25; }
.brief-stamp { display: inline-block; margin-top: 25px; padding: 9px 10px; color: var(--ink); background: var(--yellow); font-family: var(--mono); font-size: 9px; font-weight: 700; line-height: 1.15; letter-spacing: 0.06em; transform: rotate(-4deg); }
.prompt-library { margin-top: 133px; }
.prompt-library .guide-subheading { margin-top: 0; }
.guide-prompt-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; margin-top: 43px; }
.guide-prompt-card { display: flex; min-width: 0; flex-direction: column; padding: 18px 19px 16px; color: var(--paper-light); background: var(--ink); }
.guide-prompt-card:nth-child(2), .guide-prompt-card:nth-child(5) { background: var(--ink-soft); }
.guide-prompt-top { display: flex; align-items: center; justify-content: space-between; gap: 15px; color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; }
.guide-prompt-top button { padding: 6px 7px; color: var(--yellow); background: transparent; border: 1px solid rgba(229, 209, 120, 0.58); font-family: var(--mono); font-size: 8px; letter-spacing: 0.05em; text-transform: uppercase; cursor: pointer; }
.guide-prompt-top button:hover, .guide-prompt-top button:focus-visible { color: var(--ink); background: var(--yellow); }
.guide-prompt-card pre { min-height: 255px; margin: 25px 0 13px; color: rgba(246, 242, 234, 0.88); white-space: pre-wrap; overflow-wrap: anywhere; font: 12px/1.45 var(--mono); }
.prompt-status { min-height: 14px; margin: auto 0 0; color: var(--yellow); font-family: var(--mono); font-size: 9px; text-transform: uppercase; }
.guide-checklist { display: grid; grid-template-columns: minmax(250px, 0.8fr) minmax(0, 1.2fr); gap: 57px; align-items: start; margin-top: 125px; padding: 31px; background: var(--sage); border: 1px solid var(--line); }
.checklist-intro h3 { max-width: 400px; margin: 0; font-family: var(--display); font-size: clamp(2.5rem, 4vw, 4rem); font-weight: 600; letter-spacing: -0.075em; line-height: 0.9; }
.checklist-intro > p:last-child { max-width: 340px; margin: 24px 0 0; color: #5d6253; font-size: 13px; line-height: 1.4; }
.checklist-items { display: grid; gap: 0; border-top: 1px solid rgba(36, 37, 33, 0.2); }
.check-item { display: grid; grid-template-columns: 20px 1fr; gap: 11px; align-items: start; padding: 13px 0; border-bottom: 1px solid rgba(36, 37, 33, 0.2); color: var(--ink); font-size: 13px; line-height: 1.28; cursor: pointer; }
.check-item input { width: 16px; height: 16px; margin: 0; accent-color: var(--rust); }
.check-item:has(input:checked) span { color: #5d6253; text-decoration: line-through; text-decoration-color: var(--rust); }
.check-progress { display: flex; align-items: center; gap: 13px; padding-top: 18px; }
.check-progress-track { display: block; flex: 1; height: 7px; background: rgba(36, 37, 33, 0.17); }
.check-progress-track i { display: block; width: 0; height: 100%; background: var(--rust); transition: width 180ms ease; }
.check-progress strong { color: var(--rust-dark); font-family: var(--mono); font-size: 9px; white-space: nowrap; }
.guide-footnote { max-width: 700px; margin: 31px 0 0; padding-left: 16px; color: #6c6960; border-left: 2px solid var(--rust); font-family: var(--display); font-size: 18px; font-style: italic; line-height: 1.16; }
.guide-footnote strong { color: var(--ink); font-style: normal; }

.story-section { padding-top: 156px; padding-bottom: 150px; }
.section-kicker { margin: 0 0 23px; color: var(--rust-dark); font-size: 10px; }
.story-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr); gap: 120px; align-items: end; }
h2 { margin: 0; font-family: var(--display); font-size: clamp(3.3rem, 5.6vw, 6.2rem); font-weight: 600; letter-spacing: -0.08em; line-height: 0.9; }
.story-copy { max-width: 430px; }
.story-copy p { color: #65635b; }
.story-copy .story-lede { margin-top: 0; color: var(--ink); font-family: var(--display); font-size: 24px; letter-spacing: -0.04em; line-height: 1.08; }
.margin-note { margin-top: 33px; padding: 15px 0 0 17px; border-left: 2px solid var(--rust); }
.margin-note span, .margin-note strong { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: 0.09em; }
.margin-note span { color: var(--rust-dark); }
.margin-note strong { margin-top: 4px; color: var(--blue); }

.loop-section { padding-bottom: 154px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 70px; margin-bottom: 48px; }
.section-heading h2 { max-width: 690px; }
.heading-aside { max-width: 300px; margin: 0 0 3px; color: #6c6960; font-size: 15px; }
.method-list { border-top: 1px solid var(--line); }
.method-row { display: grid; grid-template-columns: 50px minmax(150px, 0.55fr) minmax(280px, 1.25fr) 190px; gap: 20px; align-items: start; padding: 26px 0; border-bottom: 1px solid var(--line); }
.method-number { color: var(--rust-dark); font-family: var(--mono); font-size: 11px; }
.method-row h3 { margin: -6px 0 0; font-family: var(--display); font-size: 34px; font-weight: 600; letter-spacing: -0.06em; line-height: 1; }
.method-row p { max-width: 410px; margin: 0; color: #65635b; font-size: 15px; line-height: 1.4; }
.method-tail { justify-self: end; margin-top: 4px; color: var(--rust-dark); font-size: 9px; text-align: right; }
.studio-note { display: flex; gap: 24px; align-items: baseline; max-width: 520px; margin-top: 26px; padding-left: 18px; border-left: 2px solid var(--blue); }
.studio-note span { color: var(--blue); font-size: 9px; white-space: nowrap; }
.studio-note p { margin: 0; color: #65635b; font-family: var(--display); font-size: 18px; font-style: italic; }

.blueprint-section { display: grid; grid-template-columns: minmax(260px, 0.62fr) minmax(0, 1.38fr); gap: 80px; align-items: start; padding: 84px 54px 90px; background: var(--paper-deep); border: 1px solid var(--line); }
.blueprint-intro h2 { font-size: clamp(3.1rem, 5vw, 5.2rem); }
.blueprint-intro > p:not(.section-kicker) { max-width: 330px; margin-top: 28px; color: #65635b; }
.blueprint-index { display: grid; gap: 0; max-width: 230px; margin: 47px 0 0; padding: 0; }
.blueprint-index div { display: flex; gap: 20px; padding: 10px 0; border-top: 1px solid var(--line); }
.blueprint-index dt { color: var(--rust-dark); }
.blueprint-index dd { margin: 0; font-family: var(--sans); font-size: 13px; letter-spacing: 0; text-transform: none; }
.blueprint-workbench { min-width: 0; }
.blueprint-tabs { display: flex; gap: 0; margin-bottom: 15px; }
.blueprint-tab { padding: 11px 15px; color: #65635b; background: transparent; border: 1px solid var(--line); border-right: 0; font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; }
.blueprint-tab:last-child { border-right: 1px solid var(--line); }
.blueprint-tab:hover, .blueprint-tab:focus-visible, .blueprint-tab.is-active { color: var(--paper-light); background: var(--ink); border-color: var(--ink); }
.blueprint-panel { overflow: hidden; background: var(--ink); color: var(--paper-light); border: 1px solid var(--ink); }
.blueprint-panel-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 17px 22px; border-bottom: 1px solid var(--dark-line); }
.blueprint-status { display: flex; align-items: center; gap: 8px; color: var(--sage); font-size: 9px; }
.blueprint-panel-grid { display: grid; grid-template-columns: 1fr 0.93fr; gap: 27px; padding: 28px 22px 31px; }
.blueprint-copy h3 { margin: 0; font-family: var(--display); font-size: 43px; font-weight: 600; letter-spacing: -0.07em; line-height: 0.92; }
.blueprint-copy > p { max-width: 370px; margin: 17px 0 28px; color: rgba(235, 230, 218, 0.7); font-size: 15px; }
.blueprint-specs { display: grid; gap: 12px; }
.blueprint-specs div { display: grid; grid-template-columns: 76px 1fr; gap: 10px; padding-top: 11px; border-top: 1px solid var(--dark-line); }
.blueprint-specs span { color: var(--sage); font-family: var(--mono); font-size: 9px; }
.blueprint-specs strong { font-size: 12px; font-weight: 500; }
.blueprint-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.button-small { min-height: 40px; padding: 0 14px; font-size: 12px; }
.blueprint-copy > .button-small { margin-top: 26px; }
.prompt-card { align-self: stretch; padding: 18px; color: var(--ink); background: var(--yellow); }
.prompt-head { display: flex; justify-content: space-between; font-size: 9px; font-weight: 800; }
.prompt-card p { min-height: 135px; margin: 27px 0 24px; font-family: var(--display); font-size: 19px; font-weight: 600; letter-spacing: -0.035em; line-height: 1.16; }
.text-button { padding: 0; color: var(--ink); border: 0; border-bottom: 1px solid currentColor; background: none; font-size: 13px; font-weight: 800; cursor: pointer; }
.text-button span { margin-left: 7px; }
.copy-confirm { display: inline-block; margin-left: 12px; color: var(--rust-dark); font-family: var(--mono); font-size: 9px; }

.readout-section { display: grid; grid-template-columns: minmax(250px, 0.55fr) minmax(0, 1.45fr); gap: 90px; align-items: center; padding-top: 156px; padding-bottom: 156px; }
.readout-title > p:last-child { max-width: 300px; margin-top: 30px; color: #6c6960; }
.tracker-sheet { padding: 24px; background: var(--paper-light); border: 1px solid var(--line); box-shadow: 8px 8px 0 var(--sage); }
.tracker-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.tracker-head strong { display: block; margin-top: 6px; font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -0.05em; }
.tracker-tag { padding: 7px 8px; color: var(--ink); background: var(--sage); font-size: 9px; white-space: nowrap; }
.tracker-list { padding: 20px 0 21px; border-bottom: 1px solid var(--line); }
.tracker-row { display: grid; grid-template-columns: 1.1fr 66px minmax(90px, 0.9fr) 1fr; gap: 14px; align-items: center; padding: 10px 0; }
.tracker-row > span:first-child { color: #65635b; font-size: 12px; }
.tracker-row > strong { font-family: var(--display); font-size: 23px; font-weight: 600; letter-spacing: -0.06em; }
.tracker-row > small { color: #77746a; font-family: var(--mono); font-size: 9px; text-transform: uppercase; }
.tracker-bar { display: block; height: 6px; background: #d6d3c8; }
.tracker-bar i { display: block; height: 100%; background: var(--rust); }
.tracker-bar.bar-blue i { background: var(--blue); }
.tracker-bar.bar-rust i { background: var(--rust-dark); }
.chart-wrap { padding-top: 23px; }
.chart-labels, .chart-footer { display: flex; justify-content: space-between; gap: 12px; color: #77746a; font-size: 9px; }
.signal-chart { display: block; width: 100%; height: 130px; margin: 13px 0 7px; overflow: visible; }
.chart-grid-line { fill: none; stroke: rgba(36, 37, 33, 0.14); stroke-width: 1; stroke-dasharray: 2 3; }
.chart-area { fill: rgba(79, 95, 163, 0.12); }
.chart-line { fill: none; stroke: var(--blue); stroke-width: 3; stroke-linecap: square; stroke-linejoin: bevel; }
.chart-dot { fill: var(--rust); stroke: var(--paper-light); stroke-width: 3; }

.closing-section { display: grid; justify-items: center; padding-top: 120px; padding-bottom: 132px; text-align: center; border-top: 1px solid var(--line); }
.closing-section h2 { max-width: 760px; }
.closing-copy { max-width: 410px; margin: 27px auto 31px; color: #6c6960; font-family: var(--display); font-size: 20px; font-style: italic; }
.button-large { min-height: 56px; padding: 0 23px; }
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 700ms ease, transform 700ms ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
.build-drawer { position: fixed; inset: 0; z-index: 60; display: grid; align-items: end; visibility: hidden; pointer-events: none; }
.build-drawer.is-open { visibility: visible; pointer-events: auto; }
.drawer-backdrop { position: absolute; inset: 0; background: rgba(36, 37, 33, 0.62); opacity: 0; transition: opacity 220ms ease; }
.drawer-dialog { position: relative; width: min(760px, calc(100% - 30px)); max-height: min(780px, calc(100vh - 30px)); margin: 15px auto; overflow: auto; padding: 42px; background: var(--paper-light); box-shadow: 12px 12px 0 var(--blue); transform: translateY(35px); opacity: 0; transition: opacity 220ms ease, transform 220ms ease; }
.build-drawer.is-open .drawer-backdrop { opacity: 1; }
.build-drawer.is-open .drawer-dialog { transform: none; opacity: 1; }
.drawer-close { position: absolute; top: 18px; right: 20px; padding: 4px 0; color: #65635b; background: transparent; border: 0; border-bottom: 1px solid currentColor; font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer; }
.drawer-close span { margin-left: 5px; font-family: var(--sans); font-size: 18px; line-height: 0; vertical-align: -2px; }
.drawer-dialog h2 { max-width: 620px; font-size: clamp(3rem, 6vw, 5.4rem); }
.drawer-lede { max-width: 500px; margin: 24px 0 28px; color: #65635b; font-family: var(--display); font-size: 20px; line-height: 1.12; }
.builder-fields { display: grid; grid-template-columns: 1fr 0.65fr; gap: 14px; margin-bottom: 22px; }
.builder-field { display: grid; gap: 7px; color: var(--rust-dark); font-family: var(--mono); font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; }
.builder-field input, .builder-field select { width: 100%; min-height: 45px; padding: 0 12px; color: var(--ink); background: #fffdf8; border: 1px solid var(--line); font: 500 15px/1.2 var(--sans); letter-spacing: 0; text-transform: none; }
.builder-field input:focus, .builder-field select:focus { outline: 2px solid var(--rust); outline-offset: 2px; }
.builder-preview { padding: 22px; color: var(--paper-light); background: var(--ink); border: 1px solid var(--ink); }
.builder-preview.is-ready { box-shadow: 6px 6px 0 var(--rust); }
.builder-preview-top { display: flex; justify-content: space-between; gap: 14px; color: var(--sage); font-family: var(--mono); font-size: 9px; letter-spacing: 0.09em; }
.builder-preview-top span:last-child { color: var(--yellow); }
.builder-preview h3 { max-width: 560px; margin: 35px 0 9px; font-family: var(--display); font-size: clamp(2rem, 4vw, 3.3rem); font-weight: 600; letter-spacing: -0.06em; line-height: 0.96; }
.builder-helper { margin: 0; color: rgba(235, 230, 218, 0.67); font-size: 14px; }
.builder-choice-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.builder-choice { min-width: 72px; min-height: 42px; color: var(--paper-light); background: transparent; border: 1px solid rgba(235, 230, 218, 0.35); font-weight: 700; cursor: pointer; transition: color 160ms ease, background 160ms ease, transform 160ms ease; }
.builder-choice:hover, .builder-choice:focus-visible { color: var(--ink); background: var(--yellow); transform: translateY(-2px); }
.builder-choice.was-right { color: var(--ink); background: var(--sage); border-color: var(--sage); }
.builder-choice.was-wrong { color: var(--paper-light); background: var(--rust); border-color: var(--rust); }
.builder-feedback { min-height: 18px; margin: 15px 0 0; color: var(--sage); font-family: var(--mono); font-size: 10px; }
.drawer-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 25px; }
.builder-status { min-height: 18px; margin: 13px 0 0; color: var(--rust-dark); font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; }
body.drawer-open { overflow: hidden; }
body.update-lock { overflow: hidden; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 25px; min-height: 86px; border-top: 1px solid var(--line); color: #77746a; font-family: var(--mono); font-size: 10px; text-transform: uppercase; }
.footer-brand { display: flex; align-items: center; gap: 11px; color: var(--ink); }
.footer-brand .brand-mark { width: 27px; height: 27px; color: var(--paper-light); font-size: 8px; }
.site-footer p { margin: 0; }
.site-footer > a { color: var(--rust-dark); }

@media (max-width: 1020px) {
  .site-header { grid-template-columns: 1fr auto; }
  .header-note { display: none; }
  .site-nav { grid-column: 2; }
  .hero { grid-template-columns: 1fr; gap: 56px; padding-top: 75px; }
  .hero-copy { max-width: 700px; }
  .hero-art { width: min(100%, 720px); min-height: 570px; margin: 0 auto; }
  .story-grid, .readout-section { grid-template-columns: 1fr; gap: 48px; }
  .story-copy { max-width: 560px; }
  .blueprint-section { grid-template-columns: 1fr; gap: 48px; }
  .blueprint-intro > p:not(.section-kicker) { max-width: 520px; }
  .blueprint-index { display: flex; max-width: none; gap: 28px; margin-top: 34px; }
  .blueprint-index div { min-width: 110px; border-top: 0; }
  .toolkit-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-split { grid-template-columns: 1fr; gap: 60px; }
  .guide-brief-card { max-width: 620px; }
  .guide-checklist { grid-template-columns: 1fr; gap: 38px; }
}

@media (max-width: 720px) {
  .section-shell, .site-header { width: min(100% - 30px, 1180px); }
  .site-header { min-height: 70px; }
  .menu-toggle { display: block; justify-self: end; }
  .site-nav { position: absolute; top: 70px; right: 0; left: 0; display: grid; gap: 0; padding: 5px 15px 15px; background: var(--paper); border: 1px solid var(--line); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: opacity 160ms ease, transform 160ms ease; }
  .site-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .site-nav .nav-cta { margin-top: 10px; padding: 12px; text-align: center; border: 0; }
  .hero { padding-top: 57px; padding-bottom: 78px; }
  .update-popup { padding: 15px; }
  .update-popup-dialog { padding: 29px 21px 25px; }
  .update-popup-dialog h2 { margin-top: 40px; font-size: clamp(2.7rem, 14vw, 4.4rem); }
  .update-popup-dialog > p { font-size: 18px; }
  .hero h1 { font-size: clamp(3.6rem, 16vw, 5.5rem); }
  .hero-lede { font-size: 18px; }
  .hero-art { min-height: 450px; margin: 7px 3px 0; padding: 34px 0 48px; }
  .hero-art::before { top: 4%; left: 2%; width: 90%; height: 88%; }
  .lesson-board { box-shadow: 7px 7px 0 var(--blue); }
  .board-header, .board-footer { padding-right: 15px; padding-left: 15px; }
  .board-header { row-gap: 9px; }
  .board-header .board-status { margin-left: auto; }
  .board-footer { display: grid; grid-template-columns: auto minmax(70px, 1fr) auto; gap: 9px; }
  .board-content { padding: 21px 17px; }
  .board-title-row h2 { font-size: 34px; }
  .target-card { padding: 19px 15px 15px; }
  .target-card p { font-size: 22px; }
  .paper-slip-one { top: 0; left: -17%; font-size: 8px; }
  .paper-caption { right: 0; bottom: -1%; max-width: 100px; font-size: 13px; }
  .proof-strip { grid-template-columns: 1fr 1fr; }
  .proof-strip > div { min-height: 70px; padding: 15px; }
  .proof-strip > div:nth-child(2) { border-right: 0; }
  .proof-strip > div:nth-child(3), .proof-strip > div:nth-child(4) { border-top: 1px solid rgba(36, 37, 33, 0.16); }
  .proof-strip strong { font-size: 18px; }
  .guide-section { padding-top: 103px; padding-bottom: 91px; }
  .guide-lede { font-size: 21px; }
  .guide-meta span { padding-right: 13px; margin-right: 13px; }
  .guide-callout { grid-template-columns: 1fr; gap: 22px; margin-top: 39px; padding: 23px 19px 25px; box-shadow: 6px 6px 0 var(--yellow); }
  .guide-callout h3 { font-size: 2.7rem; }
  .guide-callout > p { max-width: 500px; }
  .guide-subheading { margin-top: 83px; }
  .guide-subheading h3 { font-size: clamp(2.7rem, 14vw, 4.6rem); }
  .toolkit-grid { grid-template-columns: 1fr; gap: 11px; margin-top: 31px; }
  .toolkit-card { min-height: 0; padding: 19px 17px 17px; }
  .toolkit-card h3 { margin-top: 35px; font-size: 29px; }
  .toolkit-card p { min-height: 0; }
  .toolkit-card dl { margin-top: 21px; }
  .guide-split { gap: 50px; margin-top: 90px; }
  .guide-workflow > h3 { margin-bottom: 30px; font-size: clamp(2.7rem, 14vw, 4.8rem); }
  .guide-steps li { grid-template-columns: 32px minmax(0, 1fr); gap: 12px; }
  .guide-brief-card { padding: 24px 20px 25px; box-shadow: 6px 6px 0 var(--rust); }
  .guide-brief-card h3 { margin-top: 38px; font-size: clamp(3.1rem, 17vw, 5.2rem); }
  .prompt-library { margin-top: 91px; }
  .guide-prompt-grid { grid-template-columns: 1fr; gap: 11px; margin-top: 31px; }
  .guide-prompt-card { padding: 16px; }
  .guide-prompt-card pre { min-height: 0; margin-top: 20px; font-size: 11px; }
  .guide-checklist { gap: 29px; margin-top: 90px; padding: 23px 17px 25px; }
  .checklist-intro h3 { font-size: clamp(2.8rem, 14vw, 4.8rem); }
  .check-progress { align-items: flex-start; flex-direction: column; gap: 9px; }
  .check-progress-track { width: 100%; flex: none; }
  .guide-footnote { font-size: 17px; }
  .story-section { padding-top: 102px; padding-bottom: 102px; }
  h2 { font-size: clamp(3.15rem, 15vw, 5.2rem); }
  .story-copy .story-lede { font-size: 21px; }
  .section-heading { display: block; }
  .heading-aside { margin-top: 26px; }
  .loop-section { padding-bottom: 102px; }
  .method-row { grid-template-columns: 36px 1fr; gap: 9px 16px; padding: 22px 0; }
  .method-row h3 { margin: -5px 0 0; font-size: 31px; }
  .method-row p { grid-column: 2; }
  .method-tail { grid-column: 2; justify-self: start; margin-top: 5px; text-align: left; }
  .studio-note { display: block; }
  .studio-note p { margin-top: 7px; }
  .blueprint-section { width: calc(100% - 30px); padding: 68px 15px 75px; }
  .blueprint-index { gap: 7px; }
  .blueprint-index div { min-width: 0; flex: 1; gap: 9px; }
  .blueprint-panel-top { align-items: flex-start; flex-direction: column; gap: 9px; padding: 15px 17px; }
  .blueprint-panel-grid { grid-template-columns: 1fr; gap: 25px; padding: 23px 17px 25px; }
  .blueprint-copy h3 { font-size: 37px; }
  .prompt-card p { min-height: 0; }
  .builder-fields { grid-template-columns: 1fr; }
  .drawer-dialog { width: calc(100% - 20px); max-height: calc(100vh - 20px); margin: 10px auto; padding: 32px 20px 24px; }
  .drawer-dialog h2 { font-size: clamp(2.8rem, 14vw, 4.4rem); }
  .drawer-lede { font-size: 18px; }
  .builder-preview { padding: 18px; }
  .readout-section { gap: 37px; padding-top: 102px; padding-bottom: 102px; }
  .tracker-sheet { padding: 17px; box-shadow: 6px 6px 0 var(--sage); }
  .tracker-head { align-items: flex-start; flex-direction: column; }
  .tracker-row { grid-template-columns: 1fr 60px; gap: 7px 12px; }
  .tracker-row > span:first-child { grid-column: 1; }
  .tracker-row > strong { grid-column: 2; grid-row: 1; text-align: right; }
  .tracker-bar { grid-column: 1 / -1; }
  .tracker-row > small { grid-column: 1 / -1; }
  .chart-footer span:nth-child(2) { display: none; }
  .closing-section { padding-top: 93px; padding-bottom: 105px; }
  .site-footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 11px; padding: 25px 0; }
}

:focus-visible { outline: 2px solid var(--rust); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal, .js .reveal.is-visible { opacity: 1; transform: none; transition: none; }
  .drawer-backdrop, .drawer-dialog, .update-popup-backdrop, .update-popup-dialog { transition: none; }
}