:root {
  --ink: #171c36;
  --ink-2: #242b4d;
  --board: #16443d;
  --board-soft: #1f5a50;
  --paper: #f4efe4;
  --paper-bright: #fffdf7;
  --blue: #555cff;
  --blue-dark: #3238d8;
  --lime: #dcff70;
  --coral: #ff715f;
  --sky: #b8def8;
  --pencil: #f3c850;
  --muted: #656978;
  --line: rgba(23, 28, 54, .19);
  --radius: 20px;
  --shadow: 7px 7px 0 var(--ink);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
body::selection { background: var(--lime); color: var(--ink); }
a { color: inherit; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img, svg { max-width: 100%; }
.shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.narrow-shell { width: min(1030px, calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 1000; top: 10px; left: 10px; transform: translateY(-150%); padding: 12px 16px; background: var(--lime); border: 2px solid var(--ink); font-weight: 800; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: relative; z-index: 50; border-bottom: 1px solid var(--line); background: rgba(255, 253, 247, .96); }
.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 35px; }
.brand { display: flex; align-items: center; gap: 13px; text-decoration: none; }
.brand-board { width: 46px; height: 43px; display: grid; grid-template-columns: 1fr 1fr; place-items: center; background: var(--board); color: var(--lime); border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); transform: rotate(-2deg); }
.brand-board i { font-family: Georgia, serif; font-style: normal; font-size: 20px; }
.brand-board i + i { color: var(--paper-bright); }
.brand-copy { display: grid; gap: 2px; }
.brand-copy strong { font: 800 18px/1.05 Georgia, serif; }
.brand-copy small { font-size: 8px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 29px; }
nav > a { font-size: 12px; font-weight: 780; text-decoration: none; }
.nav-cta { padding: 12px 17px; color: white; background: var(--blue); border: 1.5px solid var(--ink); border-radius: 9px; box-shadow: 3px 3px 0 var(--ink); }
.nav-cta:hover { transform: translate(-1px, -1px); box-shadow: 5px 5px 0 var(--ink); }

.message-stack { position: relative; z-index: 40; }
.message { margin-top: 15px; padding: 14px 18px; border: 1.5px solid var(--ink); border-radius: 12px; background: var(--lime); box-shadow: 3px 3px 0 var(--ink); font-size: 13px; font-weight: 750; }
.message.error { background: #ffd4ce; }

.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 20px; padding: 14px 19px; border: 1.5px solid var(--ink); border-radius: 10px; box-shadow: 4px 4px 0 var(--ink); font-size: 12px; font-weight: 880; letter-spacing: .02em; text-decoration: none; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease; }
.button:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--ink); }
.button:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }
.button:disabled { opacity: .45; cursor: not-allowed; }
.button-lime { background: var(--lime); color: var(--ink); }
.button-dark { background: var(--ink); color: white; box-shadow: 4px 4px 0 var(--blue); }
.button-blue { background: var(--blue); color: white; }
.button-coral { background: var(--coral); color: var(--ink); }
.button-outline { background: transparent; color: var(--ink); }
.button-row { display: flex; align-items: center; gap: 27px; margin-top: 35px; }
.text-link { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 850; text-underline-offset: 4px; }
.light-link { color: white; }
.full-button, .form-submit { width: 100%; }
.eyebrow { display: inline-block; font-size: 10px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow.blue { color: var(--blue); }.eyebrow.lime { color: var(--lime); }.eyebrow.coral { color: var(--coral); }

.classroom-hero { overflow: hidden; color: white; background: var(--ink); }
.hero-grid { min-height: 690px; display: grid; grid-template-columns: .94fr 1.06fr; gap: 65px; align-items: center; padding-block: 70px 54px; }
.chalk-label { display: inline-flex; align-items: center; gap: 9px; color: var(--lime); font: 800 9px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .11em; text-transform: uppercase; }
.chalk-label > span { width: 22px; border-top: 2px solid currentColor; transform: rotate(-5deg); }
.hero h1, .page-hero h1, .lesson-board-header h1, .challenge-hero h1 { margin: 23px 0 24px; font: 500 clamp(55px, 6.1vw, 86px)/.91 Georgia, "Times New Roman", serif; letter-spacing: -.053em; }
.hero h1 em, .page-hero h1 em { color: var(--lime); font-weight: inherit; }
.hero-lead { max-width: 590px; margin: 0; color: rgba(255,255,255,.78); font-size: 17px; line-height: 1.65; }
.hero-note { display: flex; gap: 12px; align-items: center; max-width: 510px; margin-top: 34px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.18); }
.hero-note > span { width: 34px; height: 34px; display: grid; place-items: center; flex: 0 0 auto; color: var(--ink); background: var(--pencil); border-radius: 50%; }
.hero-note p { margin: 0; font-size: 11px; line-height: 1.5; color: rgba(255,255,255,.66); }
.hero-note strong { color: white; }

.classroom-scene { position: relative; min-height: 515px; }
.board-frame { position: absolute; inset: 25px 5px 70px 30px; padding: 12px; background: #bd8950; border: 2px solid #080b18; border-radius: 8px; box-shadow: 15px 18px 0 rgba(0,0,0,.24); transform: rotate(1.2deg); }
.board-topline { height: 32px; display: flex; align-items: center; gap: 6px; padding-inline: 10px; color: var(--ink); background: #dfad6f; font: 900 7px/1 ui-monospace, monospace; letter-spacing: .11em; }
.board-topline span { margin-right: auto; }.board-topline i { width: 7px; height: 7px; border: 1px solid var(--ink); border-radius: 50%; background: var(--coral); }.board-topline i:nth-child(3) { background: var(--lime); }.board-topline i:nth-child(4) { background: var(--sky); }
.chalk-board { position: relative; height: calc(100% - 32px); overflow: hidden; padding: 42px 44px; color: #f8f3df; background: var(--board); border: 5px solid #0e302a; box-shadow: inset 0 0 55px rgba(0,0,0,.24); }
.chalk-board::before { content: ""; position: absolute; inset: 0; opacity: .18; background: repeating-linear-gradient(7deg, transparent 0 13px, rgba(255,255,255,.04) 14px 15px); }
.chalk-date { font: 700 8px/1 ui-monospace, monospace; letter-spacing: .15em; opacity: .72; }
.chalk-hand-note { position: absolute; z-index: 2; top: 35px; right: 34px; color: rgba(248,243,223,.78); opacity: 0; font: 500 18px/1 "Segoe Print", "Bradley Hand", Georgia, cursive; transform: rotate(3deg); animation: lesson-flow-in .35s ease-out .08s forwards; }
.chalk-writing { position: relative; z-index: 2; width: max-content; margin-top: 22px; transform: rotate(-1deg); }
.chalk-script { display: block; width: max-content; color: #faf5df; font: 600 55px/.93 "Segoe Print", "Bradley Hand", Georgia, cursive; letter-spacing: -.035em; clip-path: inset(0 100% 0 0); text-shadow: 1px 0 rgba(255,255,255,.3), -1px 1px rgba(255,255,255,.12), 0 2px rgba(10,42,36,.55); filter: url("#none"); }
.chalk-script-one { animation: chalk-write-in .85s steps(9, end) .28s forwards; }
.chalk-script-two { animation: chalk-write-in 1.05s steps(10, end) 1.16s forwards; }
.chalk-stick { position: absolute; z-index: 5; top: 28px; left: 2px; width: 22px; height: 5px; border-radius: 3px; background: #f6eed4; box-shadow: 0 0 0 1px rgba(23,28,54,.35), 8px 2px 12px rgba(255,255,255,.26); opacity: 0; transform-origin: right center; animation: chalk-hand 2.15s cubic-bezier(.42,0,.58,1) .2s forwards; }
.chalk-writing::after { content: ""; position: absolute; z-index: 1; right: -25px; bottom: 2px; width: 55px; height: 35px; opacity: 0; background: radial-gradient(circle, rgba(255,255,255,.48) 0 1px, transparent 2px) 0 0 / 9px 9px; animation: chalk-dust .7s ease-out 2s forwards; }
.chalk-flow { position: relative; z-index: 2; display: flex; align-items: center; gap: 13px; margin-top: 32px; opacity: 0; font: 800 10px/1 ui-monospace, monospace; letter-spacing: .08em; animation: lesson-flow-in .45s ease-out 2.2s forwards; }.chalk-flow b { padding: 9px 11px; border: 1px solid rgba(255,255,255,.65); font-weight: inherit; }.chalk-flow i { color: var(--lime); font-style: normal; }
.chalk-line { position: absolute; right: 5px; bottom: 42px; width: 60%; overflow: visible; opacity: 0; transform: scaleX(.05); transform-origin: left center; animation: chalk-arrow-in .9s ease-out 2.55s forwards; }.chalk-line path { fill: none; stroke: var(--lime); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 5 5; }
.chalk-answer { position: absolute; z-index: 3; right: 26px; bottom: 22px; color: var(--lime); opacity: 0; font: 600 16px/1 "Segoe Print", "Bradley Hand", Georgia, cursive; transform: rotate(-4deg); animation: lesson-flow-in .4s ease-out 3.15s forwards; }
@keyframes chalk-write-in { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes chalk-hand { 0% { opacity: 0; transform: translate(0, 0) rotate(-9deg); } 4% { opacity: 1; } 43% { opacity: 1; transform: translate(180px, 0) rotate(2deg); } 48% { opacity: 0; transform: translate(190px, 0) rotate(2deg); } 51% { opacity: 0; transform: translate(0, 53px) rotate(-8deg); } 55% { opacity: 1; } 94% { opacity: 1; transform: translate(208px, 53px) rotate(2deg); } 100% { opacity: 0; transform: translate(218px, 53px) rotate(2deg); } }
@keyframes chalk-dust { 0% { opacity: 0; transform: translateX(-18px) scale(.5); } 35% { opacity: .8; } 100% { opacity: 0; transform: translate(18px, -12px) scale(1.25); } }
@keyframes lesson-flow-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes chalk-arrow-in { from { opacity: 0; transform: scaleX(.05); } to { opacity: 1; transform: scaleX(1); } }
.desk-card { position: absolute; z-index: 5; width: 150px; min-height: 105px; display: grid; grid-template-columns: 38px 1fr; align-content: center; gap: 4px 10px; padding: 18px; color: var(--ink); background: var(--paper-bright); border: 1.5px solid var(--ink); box-shadow: 6px 6px 0 var(--ink); }
.desk-card span { grid-row: 1 / 3; color: var(--blue); font: 500 30px/1 Georgia, serif; }.desk-card strong { font-size: 11px; letter-spacing: .08em; }.desk-card small { font-size: 9px; opacity: .62; }
.desk-card-one { left: 0; bottom: 32px; transform: rotate(-5deg); }.desk-card-two { right: 0; bottom: 6px; background: var(--sky); transform: rotate(4deg); }
.teacher-stamp { position: absolute; z-index: 6; right: 13px; top: 2px; width: 100px; height: 100px; display: grid; place-items: center; color: var(--coral); border: 4px double var(--coral); border-radius: 50%; font: 900 9px/1.2 ui-monospace, monospace; letter-spacing: .08em; text-align: center; transform: rotate(12deg); }
.class-stats { min-height: 112px; display: grid; grid-template-columns: repeat(3, .7fr) 1.7fr; border-top: 1px solid rgba(255,255,255,.18); }
.class-stats > div { display: flex; align-items: center; gap: 12px; padding: 23px 26px; border-right: 1px solid rgba(255,255,255,.18); }.class-stats > div:first-child { padding-left: 0; }.class-stats > div:last-child { border-right: 0; }
.class-stats strong { font: 500 32px/1 Georgia, serif; }.class-stats span { max-width: 90px; font-size: 9px; font-weight: 850; line-height: 1.35; letter-spacing: .08em; text-transform: uppercase; }
.class-stats .class-rule { align-items: flex-start; justify-content: center; flex-direction: column; gap: 7px; padding-left: 35px; color: var(--ink); background: var(--lime); }.class-stats .class-rule span { max-width: none; }.class-stats .class-rule strong { font-family: inherit; font-size: 14px; font-weight: 850; }

.section { padding: 105px 0; }
.paper-section { background: var(--paper-bright); }
.split-heading, .section-heading { display: grid; grid-template-columns: 1fr .72fr; gap: 80px; align-items: end; margin-bottom: 58px; }
.section-heading h2, .split-heading h2, .challenge-copy h2, .desk-title h2, .exam-instructions h2, .truth-panel h2, .privacy-panel h2 { margin: 17px 0 0; font: 500 clamp(43px, 5vw, 67px)/.97 Georgia, serif; letter-spacing: -.045em; }
.section-heading h2 em, .split-heading h2 em, .challenge-copy h2 em { color: var(--blue); font-weight: inherit; }
.teacher-note { position: relative; padding: 27px 29px 26px 35px; background: #fff6bf; border: 1.5px solid var(--ink); box-shadow: 5px 5px 0 var(--ink); transform: rotate(1deg); }
.teacher-note::before { content: ""; position: absolute; top: -13px; left: 42px; width: 70px; height: 25px; background: rgba(255,255,255,.55); transform: rotate(-4deg); }
.teacher-note span { font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; text-transform: uppercase; }.teacher-note p { margin: 13px 0 0; font: 500 17px/1.55 Georgia, serif; }
.principle-row { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.principle-row article { min-height: 240px; padding: 35px 35px 30px 0; border-right: 1px solid var(--line); }.principle-row article:not(:first-child) { padding-left: 35px; }.principle-row article:last-child { border-right: 0; }
.number-badge { width: 38px; height: 38px; display: grid; place-items: center; color: white; background: var(--blue); border-radius: 50%; font: 800 12px/1 ui-monospace, monospace; }
.principle-row h3 { margin: 29px 0 11px; font: 500 27px/1.1 Georgia, serif; }.principle-row p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

.syllabus-section { color: white; background: var(--blue); }
.syllabus-heading > p { margin: 0; color: rgba(255,255,255,.74); font-size: 16px; line-height: 1.7; }
.syllabus-heading h2 { color: white; }.syllabus-heading h2::after { content: ""; display: inline-block; width: 70px; margin: 0 0 10px 20px; border-top: 4px solid var(--lime); transform: rotate(-4deg); }
.lesson-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 17px; }
.lesson-card { min-height: 285px; display: flex; flex-direction: column; padding: 23px; color: var(--ink); background: var(--paper-bright); border: 1.5px solid var(--ink); box-shadow: 5px 5px 0 rgba(12,15,36,.9); }
.lesson-card:nth-child(2), .lesson-card:nth-child(6) { background: var(--sky); }.lesson-card:nth-child(3), .lesson-card:nth-child(7) { background: var(--lime); }.lesson-card:nth-child(4) { background: #ffd7d1; }
.lesson-card:nth-child(5) { grid-column: 1 / 2; }.lesson-card:nth-child(7) { grid-column: 3 / 5; }
.lesson-top { display: flex; justify-content: space-between; align-items: center; font: 850 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.lesson-top i { padding: 5px 7px; border: 1px solid var(--ink); border-radius: 999px; font-style: normal; }
.lesson-card h3 { margin: 35px 0 13px; font: 500 27px/1.06 Georgia, serif; }.lesson-card > p { margin: 0; color: #505367; font-size: 12px; line-height: 1.55; }
.lesson-artifact { display: grid; gap: 4px; margin-top: auto; padding-top: 20px; border-top: 1px dashed var(--line); }.lesson-artifact small { font: 800 8px/1 ui-monospace, monospace; text-transform: uppercase; }.lesson-artifact strong { font-size: 11px; }
.center-link { display: flex; justify-content: center; margin-top: 48px; }

.challenge-feature { background: var(--pencil); }
.challenge-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 100px; align-items: center; }
.exam-card { background: var(--paper-bright); border: 2px solid var(--ink); box-shadow: 12px 12px 0 var(--ink); transform: rotate(-1.2deg); }
.exam-header { display: flex; justify-content: space-between; padding: 14px 18px; color: white; background: var(--ink); font: 800 8px/1 ui-monospace, monospace; letter-spacing: .1em; }
.exam-body { position: relative; min-height: 330px; padding: 47px; background-image: repeating-linear-gradient(0deg, transparent 0 31px, rgba(85,92,255,.12) 32px 33px); }.exam-body::before { content: ""; position: absolute; top: 0; bottom: 0; left: 28px; border-left: 1px solid rgba(255,113,95,.35); }
.exam-check { position: absolute; top: 33px; right: 38px; color: var(--coral); font: 500 60px/1 Georgia, serif; transform: rotate(9deg); }.exam-body h3 { max-width: 400px; margin: 18px 0 15px; font: 500 41px/1.03 Georgia, serif; }.exam-body > p { max-width: 450px; font-size: 13px; line-height: 1.65; }
.outcome-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }.outcome-pills span { padding: 8px 10px; background: white; border: 1px solid var(--ink); border-radius: 999px; font-size: 9px; font-weight: 800; }
.challenge-copy > p { margin: 25px 0 31px; font-size: 16px; line-height: 1.7; }
.compact-heading { grid-template-columns: 1fr; max-width: 800px; }.compact-heading > p { max-width: 630px; margin: 0; color: var(--muted); line-height: 1.65; }
.notebook-list { border: 1.5px solid var(--ink); box-shadow: 8px 8px 0 var(--blue); }
.notebook-list > div { min-height: 74px; display: grid; grid-template-columns: 70px 1fr 110px; align-items: center; gap: 20px; padding: 0 25px; border-bottom: 1px solid var(--line); background: var(--paper); }.notebook-list > div:last-child { border: 0; }.notebook-list span { color: var(--blue); font: 500 27px/1 Georgia, serif; }.notebook-list strong { font: 500 21px/1.2 Georgia, serif; }.notebook-list small { font: 800 9px/1 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }
.class-marquee { overflow: hidden; padding: 18px 0; color: white; background: var(--coral); border-block: 1.5px solid var(--ink); white-space: nowrap; }.class-marquee div { min-width: max-content; font: 900 10px/1 ui-monospace, monospace; letter-spacing: .11em; animation: drift 27s linear infinite; }.class-marquee span { margin-inline: 30px; color: var(--lime); }
@keyframes drift { to { transform: translateX(-35%); } }

.site-footer { padding: 90px 0 45px; color: white; background: var(--ink); }
.footer-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 110px; }
.footer-label { color: var(--lime); font-size: 9px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }.site-footer h2 { margin: 17px 0 30px; font: 500 clamp(42px, 5vw, 65px)/.98 Georgia, serif; letter-spacing: -.045em; }
.footer-notes { padding-left: 48px; border-left: 1px solid rgba(255,255,255,.2); }.footer-notes p { margin-top: 0; font-size: 13px; line-height: 1.7; color: rgba(255,255,255,.78); }.footer-notes .fine-print { margin-top: 28px; font-size: 10px; color: rgba(255,255,255,.47); }.footer-links { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 28px; font-size: 11px; font-weight: 800; }

.page-hero { padding: 92px 0 84px; }.board-page-hero { color: white; background: var(--board); }.light-page-hero { background: var(--paper); border-bottom: 1px solid var(--line); }
.page-hero-grid { display: grid; grid-template-columns: 1fr 300px; gap: 100px; align-items: center; }.page-hero h1 { max-width: 850px; }.page-hero p { max-width: 700px; color: rgba(255,255,255,.72); font-size: 17px; line-height: 1.65; }.light-page-hero p { color: var(--muted); }
.hero-syllabus-card, .rules-poster { padding: 30px; color: var(--ink); background: var(--lime); border: 2px solid var(--ink); box-shadow: 9px 9px 0 #0c2925; transform: rotate(2deg); }.hero-syllabus-card > span, .rules-poster > span { display: block; padding-bottom: 18px; border-bottom: 1px solid var(--ink); font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; }.hero-syllabus-card strong { display: block; padding: 13px 0; border-bottom: 1px dashed rgba(23,28,54,.4); font: 500 24px/1 Georgia, serif; }.hero-syllabus-card small { display: block; margin-top: 20px; font-size: 9px; font-weight: 850; text-transform: uppercase; }
.intro-note { display: grid; grid-template-columns: 180px 1fr; gap: 40px; margin-bottom: 70px; padding: 30px 35px; background: #fff6bf; border: 1px solid var(--ink); box-shadow: 5px 5px 0 var(--ink); }.intro-note strong { font: 500 23px/1.1 Georgia, serif; }.intro-note p { margin: 0; font-size: 14px; line-height: 1.7; }
.curriculum-row { display: grid; grid-template-columns: 120px 1fr; gap: 45px; padding: 65px 0; border-top: 1px solid var(--line); }.curriculum-row:last-child { border-bottom: 1px solid var(--line); }
.day-marker { width: 94px; height: 113px; display: grid; place-items: center; align-content: center; gap: 5px; background: var(--sky); border: 1.5px solid var(--ink); box-shadow: 5px 5px 0 var(--ink); transform: rotate(-2deg); }.curriculum-row:nth-child(even) .day-marker { background: var(--lime); transform: rotate(2deg); }.day-marker span, .day-marker small { font: 850 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.day-marker strong { font: 500 45px/1 Georgia, serif; }
.curriculum-copy h2 { margin: 12px 0 17px; font: 500 45px/1 Georgia, serif; letter-spacing: -.03em; }.curriculum-copy > p { max-width: 740px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.assignment-line { margin-top: 28px; padding: 24px 28px; border-left: 5px solid var(--blue); background: var(--paper); }.assignment-line span { font: 900 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.assignment-line strong { display: block; margin: 8px 0; font: 500 22px/1.1 Georgia, serif; }.assignment-line p { margin: 0; font-size: 13px; line-height: 1.6; }
.enroll-panel { margin-top: 80px; padding: 55px; color: white; background: var(--ink); border-radius: var(--radius); }.enroll-panel h2 { max-width: 700px; margin: 16px 0 30px; font: 500 45px/1.02 Georgia, serif; }

.compact-hero h1 { margin-bottom: 18px; }.form-layout { display: grid; grid-template-columns: 1fr 300px; gap: 75px; align-items: start; }
.course-form, .workbook-form, .challenge-form { padding: 42px; background: var(--paper); border: 1.5px solid var(--ink); box-shadow: var(--shadow); }
.form-chapter { display: flex; align-items: center; gap: 12px; margin: 4px 0 29px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }.form-chapter:not(:first-of-type) { margin-top: 48px; }.form-chapter span { width: 28px; height: 28px; display: grid; place-items: center; color: white; background: var(--blue); border-radius: 50%; font: 800 9px/1 ui-monospace, monospace; }.form-chapter strong { font: 500 21px/1 Georgia, serif; }
.field { position: relative; margin-bottom: 26px; }.field label { display: block; margin-bottom: 9px; font-size: 12px; font-weight: 850; }.field input, .field textarea { width: 100%; padding: 14px 15px; color: var(--ink); background: var(--paper-bright); border: 1.5px solid var(--ink); border-radius: 9px; outline: 0; resize: vertical; }.field textarea { min-height: 120px; line-height: 1.55; }.field input:focus, .field textarea:focus { box-shadow: 0 0 0 4px rgba(85,92,255,.2); border-color: var(--blue); }.field small { display: block; margin-top: 7px; color: var(--muted); font-size: 10px; line-height: 1.45; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }.errorlist { margin: 7px 0 0; padding: 0; color: #a12422; list-style: none; font-size: 11px; font-weight: 750; }.has-error input, .has-error textarea { border-color: #b72d29; }.form-errors { margin-bottom: 20px; padding: 14px; background: #ffd7d1; border: 1px solid #b72d29; }
.privacy-check { display: grid; grid-template-columns: 22px 1fr; gap: 11px; align-items: start; margin: 30px 0; padding: 19px; background: #eef6ff; border: 1px solid var(--ink); }.privacy-check input { width: 19px; height: 19px; accent-color: var(--blue); }.privacy-check label { display: grid; gap: 4px; font-size: 12px; }.privacy-check label span { color: var(--muted); font-size: 10px; line-height: 1.45; }.privacy-check .errorlist { grid-column: 2; }
.form-aside { position: sticky; top: 25px; }.teacher-card { padding: 28px; background: #fff6bf; border: 1.5px solid var(--ink); box-shadow: 5px 5px 0 var(--ink); transform: rotate(1deg); }.teacher-card > span { font: 900 8px/1 ui-monospace, monospace; letter-spacing: .1em; text-transform: uppercase; }.teacher-card h2, .teacher-card h3 { margin: 17px 0 13px; font: 500 30px/1.08 Georgia, serif; }.teacher-card p { margin: 0; font-size: 12px; line-height: 1.65; }
.mini-syllabus { margin: 37px 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }.mini-syllabus li { display: flex; gap: 13px; padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 12px; font-weight: 800; }.mini-syllabus span { color: var(--blue); font: 800 10px/1.4 ui-monospace, monospace; }.privacy-note-small { padding: 18px; border-left: 4px solid var(--blue); background: var(--paper); font-size: 10px; line-height: 1.55; }

.studio-header { padding: 65px 0 35px; color: white; background: var(--ink); }.studio-heading { display: flex; justify-content: space-between; align-items: center; gap: 50px; }.studio-heading h1 { margin: 13px 0 7px; font: 500 clamp(48px, 6vw, 76px)/.95 Georgia, serif; }.studio-heading p { margin: 0; color: rgba(255,255,255,.68); }
.progress-dial { width: 115px; height: 115px; display: grid; place-items: center; align-content: center; flex: 0 0 auto; border-radius: 50%; background: conic-gradient(var(--lime) var(--progress), rgba(255,255,255,.15) 0); color: var(--ink); position: relative; }.progress-dial::before { content: ""; position: absolute; inset: 8px; border-radius: 50%; background: var(--paper-bright); }.progress-dial > * { position: relative; z-index: 1; }.progress-dial span { font: 500 28px/1 Georgia, serif; }.progress-dial small { margin-top: 3px; font-size: 8px; font-weight: 850; text-transform: uppercase; }
.progress-track { height: 8px; margin-top: 30px; padding: 0; background: rgba(255,255,255,.16); border-radius: 10px; overflow: hidden; }.progress-track span { display: block; height: 100%; background: var(--lime); }
.progress-0 { --progress: 0%; }.progress-1 { --progress: 14%; }.progress-2 { --progress: 29%; }.progress-3 { --progress: 43%; }.progress-4 { --progress: 57%; }.progress-5 { --progress: 71%; }.progress-6 { --progress: 86%; }.progress-7 { --progress: 100%; }
.progress-track.progress-0 span { width: 0%; }.progress-track.progress-1 span { width: 14%; }.progress-track.progress-2 span { width: 29%; }.progress-track.progress-3 span { width: 43%; }.progress-track.progress-4 span { width: 57%; }.progress-track.progress-5 span { width: 71%; }.progress-track.progress-6 span { width: 86%; }.progress-track.progress-7 span { width: 100%; }
.studio-body { background: var(--paper-bright); }.studio-layout { display: grid; grid-template-columns: 1fr 310px; gap: 75px; align-items: start; }.desk-title > span { font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; text-transform: uppercase; color: var(--blue); }.desk-title h2 { margin-bottom: 45px; }
.module-stack { border-top: 1px solid var(--line); }.module-row { min-height: 112px; display: grid; grid-template-columns: 65px 1fr 90px; gap: 20px; align-items: center; padding: 18px; border-bottom: 1px solid var(--line); text-decoration: none; transition: background .15s ease, transform .15s ease; }.module-row:hover { background: var(--paper); transform: translateX(4px); }.module-row.complete { background: #f4ffd4; }.module-day { color: var(--blue); font: 500 35px/1 Georgia, serif; }.module-main { display: grid; gap: 4px; }.module-main small { font: 850 8px/1 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }.module-main strong { font: 500 25px/1.1 Georgia, serif; }.module-main em { color: var(--muted); font-size: 10px; font-style: normal; }.module-state { display: flex; align-items: center; justify-content: flex-end; gap: 8px; font-size: 10px; font-weight: 850; }.module-state i { font-style: normal; color: var(--blue); }
.studio-aside { position: sticky; top: 25px; }.dark-teacher-card { color: white; background: var(--board); box-shadow: 6px 6px 0 var(--ink); }.privacy-lock { display: flex; gap: 15px; margin: 32px 0; padding: 18px 0; border-block: 1px solid var(--line); }.privacy-lock > span { width: 34px; height: 34px; display: grid; place-items: center; flex: 0 0 auto; background: var(--lime); border-radius: 50%; }.privacy-lock strong { font-size: 11px; }.privacy-lock p { margin: 4px 0 0; color: var(--muted); font-size: 10px; line-height: 1.45; }

.lesson-board-header { padding: 60px 0; color: white; background: var(--board); }.lesson-header-grid { display: grid; grid-template-columns: 110px 1fr 120px; gap: 42px; align-items: center; }.lesson-index { width: 95px; height: 120px; display: grid; place-items: center; align-content: center; color: var(--ink); background: var(--lime); border: 2px solid var(--ink); box-shadow: 6px 6px 0 #0b2c27; transform: rotate(-2deg); }.lesson-index span, .lesson-index small { font: 850 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.lesson-index strong { font: 500 50px/1 Georgia, serif; }.lesson-board-header h1 { margin: 9px 0 8px; font-size: clamp(47px, 5.3vw, 72px); }.lesson-board-header p { max-width: 620px; margin: 0; color: rgba(255,255,255,.72); }.back-to-desk { color: white; font-size: 11px; font-weight: 800; }
.lesson-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: start; }.lesson-reading { position: sticky; top: 28px; }.margin-note { color: var(--blue); font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; }.lesson-reading h2 { margin: 15px 0; font: 500 45px/1 Georgia, serif; }.lesson-lead { color: var(--muted); font-size: 16px; line-height: 1.75; }
.chalk-example { margin-top: 35px; padding: 29px; color: white; background: var(--board); border: 8px solid #b7844f; box-shadow: 5px 5px 0 var(--ink); transform: rotate(-1deg); }.chalk-example > span { color: var(--lime); font: 850 8px/1 ui-monospace, monospace; text-transform: uppercase; }.chalk-example h3 { margin: 15px 0 10px; font: 500 25px/1.1 Georgia, serif; }.chalk-example p { margin: 0; color: rgba(255,255,255,.78); font-size: 12px; line-height: 1.6; }
.assignment-brief { margin-top: 32px; padding: 25px; background: #fff6bf; border-left: 5px solid var(--coral); }.assignment-brief > span { font: 900 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.assignment-brief h3 { margin: 12px 0 8px; font: 500 24px/1.1 Georgia, serif; }.assignment-brief p { margin: 0; font-size: 12px; line-height: 1.6; }
.workbook-form { position: relative; padding: 45px 45px 45px 60px; background: #fffef8; background-image: repeating-linear-gradient(0deg, transparent 0 35px, rgba(85,92,255,.11) 36px 37px); }.workbook-form::before { content: ""; position: absolute; inset-block: 0; left: 42px; border-left: 1px solid rgba(255,113,95,.34); }.workbook-rings { position: absolute; top: 30px; bottom: 30px; left: -11px; display: flex; flex-direction: column; justify-content: space-around; }.workbook-rings i { width: 23px; height: 9px; display: block; border: 2px solid var(--ink); border-radius: 8px; background: var(--paper); }
.workbook-heading { position: relative; z-index: 1; display: grid; gap: 9px; margin-bottom: 35px; }.workbook-heading span { color: var(--blue); font: 900 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.workbook-heading strong { font: 500 33px/1.1 Georgia, serif; }.workbook-form .field, .workbook-form .privacy-check, .workbook-form .button, .save-note { position: relative; z-index: 1; }.workbook-form textarea { min-height: 300px; background: rgba(255,255,255,.88); }.field-counter { position: absolute; top: 0; right: 0; color: var(--muted); font: 800 8px/1 ui-monospace, monospace; }.workbook-share { background: rgba(238,246,255,.92); }.save-note { margin: 15px 0 0; color: var(--muted); font-size: 9px; line-height: 1.5; text-align: center; }

.practice-score { width: 220px; height: 220px; display: grid; place-items: center; align-content: center; color: var(--ink); background: var(--lime); border: 2px solid var(--ink); border-radius: 50%; box-shadow: 9px 9px 0 #0c2925; transform: rotate(2deg); }.practice-score > span { font: 900 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.practice-score strong { margin: 8px 0 3px; font: 500 75px/.9 Georgia, serif; }.practice-score strong i { font-size: 28px; font-style: normal; }.practice-score small { font-size: 10px; font-weight: 850; text-transform: uppercase; }
.test-layout { display: grid; grid-template-columns: 1fr 350px; gap: 70px; align-items: start; }.desk-title > p { max-width: 650px; color: var(--muted); line-height: 1.65; }.challenge-form { margin-top: 35px; background: var(--paper); }.challenge-form textarea { min-height: 140px; font: 500 20px/1.45 Georgia, serif; }.result-card { display: grid; grid-template-columns: 65px 1fr; gap: 22px; margin-top: 35px; padding: 29px; border: 1.5px solid var(--ink); box-shadow: 6px 6px 0 var(--ink); }.result-learned { background: #eaffbb; }.result-approval { background: #fff0b8; }.result-not_learned { background: #ffd9d4; }.result-mark { width: 58px; height: 58px; display: grid; place-items: center; border: 2px solid var(--ink); border-radius: 50%; font: 500 32px/1 Georgia, serif; }.result-label { font: 900 8px/1 ui-monospace, monospace; letter-spacing: .1em; }.result-card h3 { margin: 8px 0; font: 500 28px/1.1 Georgia, serif; }.result-card p { margin: 0; font-size: 12px; line-height: 1.65; }.evidence-line { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }.evidence-line span { width: 100%; font: 850 8px/1 ui-monospace, monospace; text-transform: uppercase; }.evidence-line strong { padding: 6px 9px; background: white; border: 1px solid var(--ink); border-radius: 99px; font-size: 9px; }
.evidence-board { position: sticky; top: 25px; border: 1.5px solid var(--ink); background: var(--paper); box-shadow: 7px 7px 0 var(--blue); }.evidence-board-header { display: flex; justify-content: space-between; padding: 16px 18px; color: white; background: var(--ink); font: 850 8px/1 ui-monospace, monospace; }.evidence-row { display: grid; grid-template-columns: 28px 1fr 20px; gap: 10px; align-items: center; padding: 15px 17px; border-bottom: 1px solid var(--line); opacity: .45; }.evidence-row.available { opacity: 1; }.evidence-row > span { color: var(--blue); font: 500 18px/1 Georgia, serif; }.evidence-row div { display: grid; gap: 3px; }.evidence-row strong { font-size: 10px; }.evidence-row small { overflow: hidden; color: var(--muted); font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }.evidence-row i { color: var(--blue); font-style: normal; }.evidence-board > p { margin: 0; padding: 18px; color: var(--muted); font-size: 9px; line-height: 1.55; }.evidence-board > .text-link { margin: 0 18px 20px; }

.challenge-hero { padding: 85px 0; color: white; background: var(--blue); }.challenge-hero-grid { display: grid; grid-template-columns: 1fr 220px; gap: 100px; align-items: center; }.demo-label { display: flex; align-items: center; gap: 12px; font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; }.demo-label strong { padding: 7px 9px; color: var(--ink); background: var(--lime); border: 1px solid var(--ink); }.challenge-hero h1 { max-width: 850px; margin: 22px 0; }.challenge-hero p { max-width: 720px; color: rgba(255,255,255,.77); font-size: 17px; line-height: 1.65; }.challenge-meta { display: flex; flex-wrap: wrap; gap: 25px; margin-top: 30px; }.challenge-meta span { padding-right: 25px; border-right: 1px solid rgba(255,255,255,.27); font-size: 9px; text-transform: uppercase; letter-spacing: .06em; }.challenge-meta span:last-child { border: 0; }.challenge-meta strong { display: block; margin-bottom: 3px; color: var(--lime); font: 500 20px/1 Georgia, serif; text-transform: none; }
.exam-seal { width: 190px; height: 190px; display: grid; place-items: center; align-content: center; color: var(--ink); background: var(--lime); border: 4px double var(--ink); border-radius: 50%; box-shadow: 8px 8px 0 var(--ink); transform: rotate(8deg); }.exam-seal span { font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; }.exam-seal strong { font: 500 70px/.9 Georgia, serif; }.exam-seal small { font: 850 8px/1.2 ui-monospace, monospace; text-align: center; }
.exam-section { background: var(--paper-bright); }.public-test-layout { display: grid; grid-template-columns: 1fr 340px; gap: 75px; align-items: start; }.exam-instructions h2 { max-width: 780px; }.exam-instructions > span { color: var(--coral); font: 900 9px/1 ui-monospace, monospace; letter-spacing: .1em; }.exam-instructions > p { max-width: 690px; color: var(--muted); line-height: 1.7; }.public-challenge-form { background: var(--paper); }.prototype-note { display: grid; grid-template-columns: 170px 1fr; gap: 20px; margin-top: 40px; padding: 23px; background: #eef6ff; border-left: 5px solid var(--blue); }.prototype-note strong { font: 500 20px/1.1 Georgia, serif; }.prototype-note p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.public-report { position: sticky; top: 25px; padding: 27px; background: #fff6bf; border: 2px solid var(--ink); box-shadow: 8px 8px 0 var(--ink); transform: rotate(1deg); }.report-top { display: flex; justify-content: space-between; padding-bottom: 15px; border-bottom: 1px solid var(--ink); font: 900 8px/1 ui-monospace, monospace; }.report-top i { color: var(--blue); font-style: normal; }.public-report h3 { margin: 28px 0 4px; font: 500 31px/1.06 Georgia, serif; }.public-report > p { margin: 0; font-size: 10px; }.report-numbers { margin-top: 27px; border-block: 1px solid var(--ink); }.report-numbers div { display: flex; justify-content: space-between; align-items: center; padding: 13px 0; border-bottom: 1px dashed rgba(23,28,54,.35); }.report-numbers div:last-child { border: 0; }.report-numbers strong { font: 500 27px/1 Georgia, serif; }.report-numbers span { max-width: 100px; font-size: 8px; font-weight: 850; text-align: right; text-transform: uppercase; }.report-rule { display: grid; gap: 5px; margin: 24px 0; }.report-rule span { font: 850 8px/1 ui-monospace, monospace; }.report-rule strong { font-size: 10px; }.share-button { width: 100%; padding: 13px; background: var(--paper-bright); border: 1px solid var(--ink); font-size: 10px; font-weight: 850; cursor: pointer; }
.taught-section { color: white; background: var(--ink); }.taught-section .compact-heading h2 { color: white; }.taught-section .compact-heading p { color: rgba(255,255,255,.65); }.taught-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,.2); border: 1px solid rgba(255,255,255,.2); }.taught-grid article { min-height: 245px; padding: 33px; background: var(--ink); }.taught-grid article > span { color: var(--lime); font: 500 25px/1 Georgia, serif; }.taught-grid h3 { margin: 30px 0 11px; font: 500 26px/1.1 Georgia, serif; }.taught-grid p { margin: 0; color: rgba(255,255,255,.65); font-size: 12px; line-height: 1.65; }

.rules-poster strong { display: block; margin: 23px 0; font: 900 29px/1.05 ui-sans-serif, system-ui, sans-serif; }.rules-poster i { display: block; padding-top: 16px; border-top: 1px solid var(--ink); font: 850 8px/1.4 ui-monospace, monospace; font-style: normal; }
.rules-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }.rules-grid article { min-height: 260px; padding: 38px; background: var(--paper-bright); }.rules-grid article > span { color: var(--blue); font: 500 25px/1 Georgia, serif; }.rules-grid h2 { margin: 40px 0 12px; font: 500 31px/1.1 Georgia, serif; }.rules-grid p { max-width: 500px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.truth-panel { display: grid; grid-template-columns: 1fr .8fr; gap: 70px; align-items: end; margin-top: 85px; padding: 50px; color: white; background: var(--board); }.truth-panel h2 { font-size: 46px; }.truth-panel > p { margin: 0; color: rgba(255,255,255,.72); line-height: 1.75; }
.privacy-panel { display: grid; grid-template-columns: 80px 1fr auto; gap: 35px; align-items: center; margin-top: 40px; padding: 42px; background: #eef6ff; border: 1.5px solid var(--ink); box-shadow: 7px 7px 0 var(--blue); }.privacy-icon { width: 70px; height: 70px; display: grid; place-items: center; background: var(--lime); border: 1px solid var(--ink); border-radius: 50%; font-size: 28px; }.privacy-panel h2 { margin-top: 11px; font-size: 37px; }.privacy-panel p { margin: 10px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }

@media (max-width: 980px) {
  .hero-grid, .challenge-grid, .lesson-layout, .test-layout, .public-test-layout { grid-template-columns: 1fr; }
  .hero-grid { padding-bottom: 20px; }.classroom-scene { width: min(620px, 100%); margin-inline: auto; }.class-stats { grid-template-columns: repeat(2, 1fr); }.class-stats > div:nth-child(2) { border-right: 0; }.class-stats > div { border-bottom: 1px solid rgba(255,255,255,.18); }.class-stats > div:first-child { padding-left: 26px; }
  .lesson-grid { grid-template-columns: repeat(2, 1fr); }.lesson-card:nth-child(5), .lesson-card:nth-child(7) { grid-column: auto; }.lesson-card:last-child { grid-column: 1 / 3; }
  .challenge-grid { gap: 65px; }.exam-card { max-width: 700px; }.form-layout, .studio-layout { grid-template-columns: 1fr; }.form-aside, .studio-aside, .lesson-reading, .evidence-board, .public-report { position: static; }.classroom-aside { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }.privacy-note-small { grid-column: 1 / 3; }
  .page-hero-grid { gap: 50px; }.lesson-header-grid { grid-template-columns: 100px 1fr; }.back-to-desk { grid-column: 2; }.lesson-layout { gap: 55px; }.test-layout, .public-test-layout { gap: 55px; }.evidence-board, .public-report { max-width: 600px; }
  .privacy-panel { grid-template-columns: 80px 1fr; }.privacy-panel .button { grid-column: 2; justify-self: start; }
}

@media (max-width: 700px) {
  .shell, .narrow-shell { width: min(100% - 28px, 1180px); }
  .nav-wrap { min-height: 72px; }.brand-board { width: 40px; height: 37px; }.brand-copy small { display: none; }.brand-copy strong { font-size: 15px; } nav { gap: 12px; } nav > a:not(.nav-cta) { display: none; }.nav-cta { padding: 10px 12px; font-size: 10px; }
  .hero-grid { min-height: auto; gap: 35px; padding-top: 55px; }.hero h1, .page-hero h1, .challenge-hero h1 { font-size: clamp(48px, 14vw, 65px); }.hero-lead { font-size: 15px; }.button-row { align-items: flex-start; flex-direction: column; gap: 19px; }.classroom-scene { min-height: 390px; margin-top: 5px; }.board-frame { inset: 15px 0 64px 0; }.chalk-board { padding: 30px 26px; }.chalk-script { font-size: 42px; }.chalk-flow { gap: 7px; }.chalk-flow b { padding: 7px; font-size: 8px; }.teacher-stamp { right: -5px; width: 78px; height: 78px; font-size: 7px; }.desk-card { width: 128px; min-height: 88px; padding: 13px; }.desk-card-two { right: -4px; }.class-stats { width: 100%; }.class-stats > div { padding: 18px 14px; }.class-stats > div:first-child { padding-left: 14px; }.class-stats .class-rule { padding-left: 18px; }.class-stats strong { font-size: 26px; }
  .section { padding: 72px 0; }.split-heading, .section-heading, .footer-grid, .truth-panel { grid-template-columns: 1fr; gap: 32px; }.section-heading h2, .split-heading h2, .challenge-copy h2, .desk-title h2, .exam-instructions h2 { font-size: 43px; }.principle-row { grid-template-columns: 1fr; }.principle-row article, .principle-row article:not(:first-child) { min-height: auto; padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--line); }.lesson-grid { grid-template-columns: 1fr; }.lesson-card:last-child { grid-column: auto; }.lesson-card { min-height: 255px; }.syllabus-heading h2::after { display: none; }.exam-body { padding: 38px 31px; }.notebook-list > div { grid-template-columns: 48px 1fr; gap: 10px; padding: 18px; }.notebook-list small { grid-column: 2; }.footer-grid { gap: 60px; }.footer-notes { padding: 35px 0 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.2); }
  .page-hero { padding: 65px 0; }.page-hero-grid { grid-template-columns: 1fr; gap: 40px; }.hero-syllabus-card, .rules-poster { width: min(300px, 100%); }.intro-note { grid-template-columns: 1fr; gap: 12px; }.curriculum-row { grid-template-columns: 72px 1fr; gap: 20px; padding: 48px 0; }.day-marker { width: 68px; height: 88px; }.day-marker strong { font-size: 35px; }.curriculum-copy h2 { font-size: 36px; }.assignment-line { padding: 20px; }.enroll-panel { padding: 36px 25px; }
  .form-layout { gap: 50px; }.course-form, .workbook-form, .challenge-form { padding: 28px 20px; box-shadow: 4px 4px 0 var(--ink); }.field-row, .classroom-aside { grid-template-columns: 1fr; gap: 0; }.privacy-note-small { grid-column: auto; }.studio-heading { align-items: flex-start; }.progress-dial { width: 90px; height: 90px; }.module-row { grid-template-columns: 45px 1fr; gap: 12px; }.module-state { grid-column: 2; justify-content: flex-start; }.module-main strong { font-size: 21px; }
  .lesson-header-grid { grid-template-columns: 72px 1fr; gap: 22px; }.lesson-index { width: 70px; height: 92px; }.lesson-index strong { font-size: 38px; }.lesson-board-header h1 { font-size: 43px; }.back-to-desk { grid-column: 1 / 3; }.workbook-form { padding-left: 35px; }.workbook-form::before { left: 24px; }.workbook-rings { display: none; }.workbook-form textarea { min-height: 240px; }.challenge-form textarea { font-size: 17px; }
  .practice-score { width: 165px; height: 165px; }.practice-score strong { font-size: 57px; }.result-card { grid-template-columns: 1fr; }.prototype-note { grid-template-columns: 1fr; }.challenge-hero-grid { grid-template-columns: 1fr; gap: 45px; }.exam-seal { width: 145px; height: 145px; }.challenge-meta { gap: 12px; }.challenge-meta span { padding-right: 12px; }.taught-grid, .rules-grid { grid-template-columns: 1fr; }.taught-grid article, .rules-grid article { min-height: auto; }.truth-panel { padding: 35px 25px; }.truth-panel h2 { font-size: 39px; }.privacy-panel { grid-template-columns: 1fr; padding: 30px 23px; }.privacy-panel .button { grid-column: 1; }.privacy-panel h2 { font-size: 32px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .chalk-script { clip-path: none; }.chalk-hand-note, .chalk-flow, .chalk-line, .chalk-answer { opacity: 1; transform: none; }.chalk-stick { display: none; }
}