@font-face { font-family: "Anybody"; src: url("fonts/Anybody.woff2") format("woff2"); font-weight: 100 900; font-stretch: 50% 150%; font-display: swap; }
@font-face { font-family: "Atkinson Hyperlegible Next"; src: url("fonts/AtkinsonNext.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }
@font-face { font-family: "Kalam"; src: url("fonts/Kalam-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Kalam"; src: url("fonts/Kalam-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --paper: #f5f6f1;
  --paper-2: #ebede6;
  --feint: #b9cce4;
  --margin-c: #e0575d;
  --ink: #1c2541;
  --ink-2: #4a5373;
  --biro: #1f3a93;
  --red: #c8232c;
  --red-deep: #8f161d;
  --blue: #1d4bb3;
  --blue-deep: #12317a;
  --yellow: #f2c12e;
  --green: #18804a;
  --green-deep: #0f5a33;
  --plate-white: #ecebe6;
  --rule: 32px;
  --margin: clamp(3.25rem, 8vw, 7.5rem);
  --gutter: clamp(1rem, 3.6vw, 3.25rem);
  --ease: cubic-bezier(.16, 1, .3, 1);
  --display: "Anybody", "Arial Narrow", sans-serif;
  --text: "Atkinson Hyperlegible Next", system-ui, sans-serif;
  --hand: "Kalam", "Comic Sans MS", cursive;
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .11 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--paper); scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scrollbar-color: var(--ink-2) var(--paper-2); }
body { margin: 0; color: var(--ink); background: var(--paper); font: 400 1.0625rem/1.6 var(--text); -webkit-font-smoothing: antialiased; overflow-x: clip; }
::selection { background: var(--yellow); color: var(--ink); }
:focus-visible { outline: 2.5px solid var(--biro); outline-offset: 3px; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, p, ul, ol, figure, fieldset { margin: 0; padding: 0; }
fieldset { border: 0; min-width: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-underline-offset: .22em; text-decoration-thickness: 1.5px; }
input, select, button { font: inherit; color: inherit; }
h1, h2 { font-family: var(--display); font-weight: 800; font-stretch: 118%; letter-spacing: -.02em; line-height: 1; text-wrap: balance; }
h2 { font-size: clamp(2.1rem, 4.4vw, 4rem); }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip { position: fixed; top: .5rem; left: .5rem; z-index: 60; padding: .5rem .9rem; background: var(--ink); color: var(--paper); transform: translateY(-200%); }
.skip:focus { transform: none; }

/* the page itself: feint rules and the red margin */
.ruled {
  background-color: var(--paper);
  background-image:
    linear-gradient(90deg, transparent calc(var(--margin) - 1.5px), var(--margin-c) calc(var(--margin) - 1.5px), var(--margin-c) var(--margin), transparent var(--margin)),
    repeating-linear-gradient(180deg, transparent 0 calc(var(--rule) - 1px), var(--feint) calc(var(--rule) - 1px) var(--rule));
}

/* ── nav ── */
.nav { position: fixed; inset: 0 0 auto; z-index: 40; display: flex; justify-content: space-between; align-items: center; height: 4rem; padding: 0 var(--gutter); background: rgb(245 246 241 / .94); border-bottom: 1.5px solid var(--ink); }
.nav__mark { display: flex; align-items: baseline; gap: .45rem; text-decoration: none; }
.nav__mark b { font: 900 1.6rem/1 var(--display); font-stretch: 140%; letter-spacing: -.03em; }
.nav__mark span { font-weight: 600; font-size: .9375rem; color: var(--ink-2); }
.nav nav { display: flex; align-items: center; gap: 1.6rem; font-weight: 600; font-size: .9375rem; }
.nav nav a { text-decoration: none; }
.nav nav a:hover { text-decoration: underline; }
.nav nav .nav__cta { padding: .5rem .95rem; border-radius: 4px; background: var(--ink); color: var(--paper); }
.nav nav .nav__cta:hover { background: var(--blue); text-decoration: none; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 3rem; padding: .7rem 1.25rem; border: 0; border-radius: 4px; background: var(--ink); color: var(--paper); font: 700 1.0625rem/1.2 var(--text); text-decoration: none; cursor: pointer; box-shadow: 0 2px 0 rgb(0 0 0 / .18), 0 8px 18px -8px rgb(28 37 65 / .55); transition: background-color 160ms, transform 160ms var(--ease); }
.btn:hover { background: var(--blue); }
.btn:active { transform: translateY(1px); }
.link { font-weight: 700; }

/* ── hero: one bar, loading pair by pair ── */
.hero { position: relative; height: 760vh; }
.stage { position: sticky; top: 0; height: 100vh; height: 100dvh; overflow: hidden; }
.stage { background-color: var(--paper); background-image:
    linear-gradient(90deg, transparent calc(var(--margin) - 1.5px), var(--margin-c) calc(var(--margin) - 1.5px), var(--margin-c) var(--margin), transparent var(--margin)),
    repeating-linear-gradient(180deg, transparent 0 calc(var(--rule) - 1px), var(--feint) calc(var(--rule) - 1px) var(--rule)); }
.steps { position: absolute; left: calc(var(--margin) + clamp(1.25rem, 2.6vw, 2.75rem)); top: calc(var(--rule) * 4); width: min(42rem, 46vw); }
.step { position: absolute; inset: 0 auto auto 0; width: 100%; opacity: var(--o, 0); transform: translateY(var(--y, 24px)); visibility: var(--v, hidden); will-change: opacity, transform; }
.step[data-step="0"] { --o: 1; --y: 0px; --v: visible; }
.step h1 { font-size: min(5.6vw, 8.6vh, 5.25rem); line-height: calc(var(--rule) * 2); line-height: 1; padding-bottom: .12em; }
.step h2 { font-size: min(4.6vw, 7.4vh, 4.25rem); }
.step p { margin-top: calc(var(--rule) * .75); max-width: 44ch; font-size: 1.1875rem; line-height: var(--rule); }
.step__act { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.5rem; margin-top: calc(var(--rule) * .9); }

.tally { position: absolute; right: var(--gutter); top: calc(var(--rule) * 3); width: min(30rem, 34vw); text-align: right; }
.tally__total { display: flex; justify-content: flex-end; align-items: baseline; gap: .12em; font-family: var(--display); font-weight: 900; font-stretch: 150%; font-variant-numeric: tabular-nums; line-height: .9; letter-spacing: -.04em; }
.tally__n { font-size: min(8.2vw, 14vh, 9rem); }
.tally__kg { font-size: min(3vw, 5vh, 3rem); letter-spacing: 0; }
.tally__on { margin-top: .2rem; font: 700 1.5rem/var(--rule) var(--hand); color: var(--biro); }
.log { position: relative; height: calc(var(--rule) * 4); margin-top: calc(var(--rule) * .5); overflow: hidden; font: 400 1.3rem/var(--rule) var(--hand); color: var(--biro); }
.log li { display: flex; justify-content: flex-end; gap: .55rem; height: var(--rule); opacity: 0; transform: translateY(6px); translate: 0 calc(var(--shift, 0) * var(--rule) * -1); transition: translate 500ms var(--ease); }
.log li.is-on { opacity: 1; transform: none; transition: opacity 400ms var(--ease), transform 400ms var(--ease), translate 500ms var(--ease); }
.log li span { color: var(--ink-2); }
.log li b { font-weight: 700; min-width: 2.6em; }

.bar { overflow: visible; }
.bar--hero { position: absolute; left: 50%; bottom: 3.5vh; transform: translateX(-50%); filter: drop-shadow(0 14px 14px rgb(28 37 65 / .22)); }
.hero__note { position: absolute; left: calc(var(--margin) + clamp(1.25rem, 2.6vw, 2.75rem)); bottom: .6rem; font: 400 1rem/1.3 var(--hand); color: var(--ink-2); }
.bar text { font-family: var(--hand); fill: var(--biro); }
.bar .lead { fill: none; stroke: var(--biro); stroke-width: 2.4; stroke-linecap: round; }

/* ── load: the blue cover ── */
.load { position: relative; padding: clamp(4rem, 8vw, 7rem) var(--gutter) clamp(4rem, 7vw, 6rem); background: var(--blue) var(--grain); color: #fff; }
.load__head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 30rem); gap: clamp(2rem, 5vw, 5rem); align-items: end; max-width: 82rem; margin: 0 auto; }
.load__head p { margin-top: 1rem; max-width: 40ch; font-size: 1.1875rem; color: #e3e9fb; }

.label-box { display: grid; padding: .35rem 1.15rem .6rem; border: 2px solid var(--ink); border-radius: 6px; background: #fbfbf8; color: var(--ink); box-shadow: 0 1px 0 rgb(0 0 0 / .2), 0 18px 34px -16px rgb(0 0 0 / .55); }
.label-box__row { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); align-items: center; gap: .75rem; min-height: 3.6rem; padding: .35rem 0; border-bottom: 1.5px dotted rgb(28 37 65 / .45); }
.label-box__row:last-child { border-bottom: 0; }
.label-box__row > label, .label-box__row > legend, .label-box__k { font-weight: 700; font-size: .9375rem; }
fieldset.label-box__row { display: grid; }
fieldset.label-box__row > legend { float: left; padding: 0; }
.target { display: flex; align-items: baseline; gap: .35rem; }
.target input { width: 100%; min-width: 0; padding: 0 .2rem; border: 0; border-bottom: 2px solid var(--ink); background: transparent; font: 700 2.1rem/1.1 var(--hand); color: var(--biro); -moz-appearance: textfield; }
.target input::-webkit-inner-spin-button, .target input::-webkit-outer-spin-button { -webkit-appearance: none; }
.target input:focus-visible { outline: none; border-bottom-color: var(--blue); background: #eef2fc; }
.target span { font-weight: 700; }
.seg { display: inline-grid; grid-auto-flow: column; gap: 3px; padding: 3px; border-radius: 5px; background: var(--paper-2); }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg label { position: relative; }
.seg span { display: block; padding: .45rem .8rem; border-radius: 3px; font-weight: 600; font-size: .9375rem; cursor: pointer; white-space: nowrap; }
.seg input:checked + span { background: var(--ink); color: var(--paper); }
.seg input:focus-visible + span { outline: 2.5px solid var(--biro); outline-offset: 2px; }
.check { display: flex; align-items: center; gap: .55rem; font-weight: 500; cursor: pointer; }
.check input { width: 1.2rem; height: 1.2rem; margin: 0; accent-color: var(--ink); }
.quick { display: flex; flex-wrap: wrap; gap: .4rem; }
.quick button { padding: .3rem .7rem; border: 1.5px solid var(--ink); border-radius: 4px; background: none; font: 700 1.1rem/1.3 var(--hand); color: var(--biro); cursor: pointer; transition: background-color 140ms; }
.quick button:hover { background: #e7ecf8; }

.sheet { position: relative; max-width: 82rem; margin: clamp(2rem, 4vw, 3.5rem) auto 0; padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 3vw, 2.5rem) 1.5rem; border-radius: 4px; color: var(--ink); box-shadow: 0 2px 0 rgb(0 0 0 / .18), 0 30px 50px -24px rgb(0 0 0 / .6);
  --margin: clamp(2.5rem, 5vw, 4.5rem);
  background-color: var(--paper); background-image:
    linear-gradient(90deg, transparent calc(var(--margin) - 1.5px), var(--margin-c) calc(var(--margin) - 1.5px), var(--margin-c) var(--margin), transparent var(--margin)),
    repeating-linear-gradient(180deg, transparent 0 calc(var(--rule) - 1px), var(--feint) calc(var(--rule) - 1px) var(--rule)); }
.bar--calc { width: 100%; height: auto; margin: 0 auto; filter: drop-shadow(0 12px 12px rgb(28 37 65 / .2)); }
.bar--calc .pl-g { transition: transform 620ms var(--ease), opacity 300ms; }
.bar--calc .collar-g { transition: transform 620ms var(--ease); }
.sheet__read { display: grid; gap: .5rem; margin-top: 1rem; padding-left: calc(var(--margin) - clamp(1rem, 3vw, 2.5rem) + 1rem); }
.sheet__side { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; font-weight: 700; }
.chips { display: inline-flex; flex-wrap: wrap; gap: .35rem .9rem; font: 700 1.5rem/1.2 var(--hand); color: var(--biro); }
.chip { display: inline-flex; align-items: center; gap: .35rem; }
.chip i, .pl { display: inline-block; width: .5rem; height: 1.35rem; border-radius: 2px; background: var(--c, var(--ink)); box-shadow: inset 0 0 0 1px rgb(0 0 0 / .25); }
.chip--small i { height: .9rem; }
.sheet__msg { font-size: 1.0625rem; color: var(--ink); }
.sheet__msg b { font-family: var(--display); font-stretch: 125%; font-weight: 800; }

/* ── busy: squared maths paper ── */
.busy { padding: clamp(4rem, 8vw, 7rem) var(--gutter); background-color: var(--paper); background-image: repeating-linear-gradient(90deg, transparent 0 23px, #cfdcee 23px 24px), repeating-linear-gradient(180deg, transparent 0 23px, #cfdcee 23px 24px); }
.busy__head, .busy__grid { max-width: 82rem; margin: 0 auto; }
.busy__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 1rem 3rem; }
.busy__head p { max-width: 34ch; font-size: 1.1875rem; }
.busy__grid { display: grid; grid-template-columns: minmax(0, auto) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.5rem); margin-top: clamp(2rem, 4vw, 3rem); align-items: end; }
.week { display: grid; gap: 4px; }
.day { display: grid; grid-template-columns: 3.2rem auto; align-items: center; gap: .4rem; padding: 2px 6px 2px 2px; border: 0; border-radius: 4px; background: none; cursor: pointer; text-align: left; }
.day b { font: 800 .95rem/1 var(--display); font-stretch: 120%; }
.day__cells { display: grid; grid-template-columns: repeat(16, 20px); gap: 4px; }
.day__cells i { height: 20px; border-radius: 2px; background: rgb(31 58 147 / var(--a, 0)); box-shadow: inset 0 0 0 1px rgb(31 58 147 / .22); }
.day__cells i.is-shut { background: repeating-linear-gradient(135deg, transparent 0 3px, rgb(28 37 65 / .18) 3px 4px); box-shadow: none; }
.day:hover { background: rgb(255 255 255 / .7); }
.day[aria-pressed="true"] { background: #fff; box-shadow: 0 0 0 2px var(--ink); }
.week__hours { display: grid; grid-template-columns: 3.2rem repeat(16, 20px); gap: 0 4px; padding-left: 2px; font: 400 .75rem/1 var(--text); color: var(--ink-2); }
.week__hours span:nth-child(odd) { visibility: hidden; }

.hours { min-width: 0; }
.hours__bars { display: grid; grid-template-columns: repeat(16, minmax(0, 1fr)); align-items: end; gap: clamp(3px, .5vw, 8px); height: clamp(14rem, 30vw, 22rem); border-bottom: 2px solid var(--ink); }
.hr { position: relative; display: flex; flex-direction: column; justify-content: flex-end; height: 100%; padding: 0; border: 0; background: none; cursor: pointer; }
.hr i { display: block; height: calc(var(--v, 0) * 100%); min-height: 3px; border: 2px solid var(--biro); border-bottom: 0; border-radius: 3px 3px 0 0; background: repeating-linear-gradient(-55deg, rgb(31 58 147 / .5) 0 1.5px, transparent 1.5px 6px); transform-origin: bottom; transition: height 520ms var(--ease), background-color 200ms; }
.hr:hover i { background-color: rgb(31 58 147 / .12); }
.hr[aria-pressed="true"] i { background: var(--biro); }
.hr.is-shut i { border-style: dashed; border-color: rgb(28 37 65 / .35); background: none; }
.hr span { position: absolute; top: 100%; left: 50%; margin-top: .45rem; transform: translateX(-50%); font: 400 .8125rem/1 var(--text); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.hr:nth-child(even) span { visibility: hidden; }
.hours figcaption { margin-top: 2.4rem; font-size: 1.0625rem; }
.hours figcaption span { font-weight: 700; }
.hours figcaption em { display: block; margin-top: .25rem; font-style: normal; font-size: .9375rem; color: var(--ink-2); }

/* ── classes: ruled page ── */
.classes { padding: clamp(4rem, 8vw, 7rem) var(--gutter) clamp(4rem, 8vw, 6rem) calc(var(--margin) + clamp(1rem, 3vw, 2.5rem)); }
.classes__head { display: flex; flex-wrap: wrap; align-items: end; gap: 1.25rem 2.5rem; max-width: 86rem; }
.filters { display: flex; flex-wrap: wrap; gap: .45rem; }
.filters button { display: inline-flex; align-items: center; gap: .5rem; min-height: 2.75rem; padding: .45rem .95rem; border: 2px solid var(--ink); border-radius: 4px; background: var(--paper); font-weight: 700; cursor: pointer; transition: background-color 140ms, color 140ms; }
.filters button:hover { background: #fff; }
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.pl { width: .42rem; height: 1.15rem; }
.pl--blue { --c: var(--blue); } .pl--red { --c: var(--red); } .pl--green { --c: var(--green); }
.classes__count { width: 100%; font: 400 1.2rem/1.2 var(--hand); color: var(--biro); }
.tt { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 0 clamp(.6rem, 1.4vw, 1.5rem); max-width: 86rem; margin-top: var(--rule); }
.tt__day h3 { margin: 0; height: calc(var(--rule) * 1.5); font: 800 1.15rem/1 var(--display); font-stretch: 125%; padding-top: .55rem; border-bottom: 2px solid var(--ink); }
.cls { padding: .55rem 0 .7rem; border-bottom: 1.5px dotted rgb(28 37 65 / .4); }
.cls time { display: block; font: 800 1.15rem/1.2 var(--display); font-stretch: 110%; font-variant-numeric: tabular-nums; }
.cls b { display: block; margin-top: .1rem; font-weight: 700; line-height: 1.3; }
.cls small { display: flex; align-items: center; gap: .4rem; margin-top: .25rem; font-size: .875rem; color: var(--ink-2); }
.cls small .pl { width: .32rem; height: .9rem; }
.cls[hidden] { display: none; }
.tt__empty { padding: .7rem 0; font: 400 1.05rem/1.3 var(--hand); color: var(--ink-2); }
.classes__note { margin-top: 1.75rem; font-size: .9375rem; color: var(--ink-2); }

/* ── arch: the red cover with prints taped on ── */
.arch { display: grid; grid-template-columns: minmax(0, 26rem) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; padding: clamp(4rem, 8vw, 7rem) var(--gutter); background: var(--red) var(--grain); color: #fff; overflow: hidden; }
.arch__copy p { margin-top: 1rem; font-size: 1.1875rem; color: #fde6e2; }
.facts { display: grid; margin-top: 1.75rem; border-top: 1.5px solid rgb(255 255 255 / .5); }
.facts li { padding: .65rem 0; border-bottom: 1.5px solid rgb(255 255 255 / .5); color: #fde6e2; }
.facts b { margin-right: .35rem; font: 800 1.2rem/1 var(--display); font-stretch: 125%; color: #fff; }
.prints { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: clamp(.8rem, 1.6vw, 1.4rem); width: 100%; max-width: 50rem; justify-self: end; padding-top: .75rem; }
.print { position: relative; padding: .55rem .55rem 0; background: #fbfbf8; color: var(--ink); box-shadow: 0 2px 2px rgb(0 0 0 / .18), 0 22px 36px -18px rgb(0 0 0 / .6); transform: rotate(var(--r, 0deg)) translateY(var(--ry, 0px)); }
.print::before { content: ""; position: absolute; left: 50%; top: -.75rem; width: 5.5rem; height: 1.6rem; transform: translateX(-50%) rotate(var(--tr, -3deg)); background: rgb(240 232 205 / .78); box-shadow: 0 1px 2px rgb(0 0 0 / .12); }
.print img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.print figcaption { padding: .35rem .2rem .45rem; font: 400 1.05rem/1.3 var(--hand); color: var(--biro); }
.print--a { grid-column: 1 / 5; --r: -1.2deg; }
.print--b { grid-column: 5 / 7; align-self: end; --r: 2deg; --tr: 4deg; }
.print--c { grid-column: 1 / 3; --r: 1.6deg; --ry: -.6rem; }
.print--d { grid-column: 3 / 5; --r: -2deg; --tr: 2deg; }
.print--e { grid-column: 5 / 7; --r: 1deg; --ry: -1.4rem; }

/* ── join: exercise books to pick from ── */
.join { padding: clamp(4rem, 8vw, 7rem) var(--gutter) clamp(4rem, 8vw, 6rem) calc(var(--margin) + clamp(1rem, 3vw, 2.5rem)); }
.join__head { display: flex; flex-wrap: wrap; align-items: end; gap: 1rem 2.5rem; }
.join__head p { max-width: 36ch; font-size: 1.1875rem; }
.seg--period { margin-left: auto; }
.books { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 2.4vw, 2.25rem); max-width: 80rem; margin-top: clamp(2rem, 4vw, 3rem); }
.book { position: relative; display: block; cursor: pointer; }
.book input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.book__cover { position: relative; display: flex; flex-direction: column; gap: 1.1rem; height: 100%; padding: 1.4rem 1.3rem 1.5rem 1.9rem; border-radius: 3px 10px 10px 3px; background: var(--c) var(--grain); color: #fff; box-shadow: inset 10px 0 0 rgb(0 0 0 / .16), inset 11px 0 0 rgb(255 255 255 / .12), 0 2px 0 rgb(0 0 0 / .2), 0 16px 28px -16px rgb(0 0 0 / .55); transition: transform 360ms var(--ease), box-shadow 360ms var(--ease); }
.book--green { --c: var(--green); } .book--blue { --c: var(--blue); } .book--red { --c: var(--red); }
.book__box { display: grid; padding: .3rem .85rem; border: 2px solid var(--ink); border-radius: 5px; background: #fbfbf8; color: var(--ink); }
.book__line { display: flex; align-items: baseline; gap: .6rem; padding: .35rem 0; border-bottom: 1.5px dotted rgb(28 37 65 / .45); }
.book__line:last-child { border-bottom: 0; }
.book__line i { width: 3rem; font-style: normal; font-weight: 700; font-size: .875rem; }
.book__line em { font: 400 1.1rem/1.2 var(--hand); color: var(--ink-2); font-style: normal; }
.book__line strong { font: 700 1.55rem/1.1 var(--hand); color: var(--biro); }
.book__price { display: flex; align-items: baseline; gap: .45rem; }
.book__price b { font: 900 3.1rem/1 var(--display); font-stretch: 140%; letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
.book__price small { font-size: 1rem; font-weight: 600; }
.book__list { display: grid; gap: .45rem; font-size: 1rem; line-height: 1.4; }
.book__list span { padding-top: .45rem; border-top: 1px solid rgb(255 255 255 / .35); }
.book:hover .book__cover { transform: translateY(-3px); }
.book input:checked + .book__cover { transform: translateY(-10px) rotate(-.6deg); box-shadow: inset 10px 0 0 rgb(0 0 0 / .16), inset 11px 0 0 rgb(255 255 255 / .12), 0 0 0 3px var(--paper), 0 0 0 6px var(--ink), 0 30px 40px -20px rgb(0 0 0 / .6); }
.book input:focus-visible + .book__cover { outline: 3px solid var(--biro); outline-offset: 8px; }

.join__close { position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 27rem); align-items: center; max-width: 80rem; margin-top: clamp(3rem, 6vw, 5rem); }
.join__photo img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 4px; box-shadow: 0 2px 0 rgb(0 0 0 / .15), 0 26px 44px -24px rgb(0 0 0 / .55); }
.label-box--form { gap: .65rem; margin-left: -4rem; padding: 1.25rem 1.3rem 1.3rem; }
.pick span { display: block; font-size: .875rem; font-weight: 700; }
.pick b { font: 700 1.65rem/1.15 var(--hand); color: var(--biro); }
.label-box--form label { display: grid; gap: .15rem; font-size: .875rem; font-weight: 700; }
.label-box--form input, .label-box--form select { padding: .5rem .2rem; border: 0; border-bottom: 2px solid var(--ink); border-radius: 0; background: transparent; font: 400 1.2rem/1.3 var(--hand); color: var(--biro); }
.label-box--form select { font-family: var(--text); font-size: 1rem; color: var(--ink); }
.label-box--form input:focus-visible, .label-box--form select:focus-visible { outline: none; background: #eef2fc; border-bottom-color: var(--blue); }
.label-box--form input[aria-invalid="true"] { border-bottom-color: var(--red); background: #fdeeee; }
.label-box--form .btn { margin-top: .4rem; }
.note { font-size: .875rem; color: var(--ink-2); }

.foot { display: grid; gap: .6rem; padding: 2.5rem var(--gutter) 6rem; background: var(--ink); color: #d9ddea; }
.foot__mark b { font: 900 1.4rem/1 var(--display); font-stretch: 140%; color: #fff; }
.foot__credit { max-width: 64ch; font-size: .875rem; }

.credit { position: fixed; right: 1rem; bottom: 1rem; z-index: 45; display: inline-flex; align-items: center; gap: .5rem; padding: .5rem .55rem .5rem .95rem; border-radius: 999px; background: var(--ink); color: var(--paper); font-size: .8125rem; font-weight: 600; text-decoration: none; box-shadow: 0 6px 16px -6px rgb(0 0 0 / .45); transition: background-color 160ms; }
.credit svg { width: 1.45rem; height: 1.45rem; padding: .3rem; border-radius: 50%; background: var(--paper); stroke: var(--ink); fill: none; stroke-width: 1.8; stroke-linecap: round; }
.credit:hover { background: var(--blue); }

/* section copy enters once, from an already-visible default */
.js-motion [data-rise] { opacity: 0; transform: translateY(30px); transition: opacity 950ms var(--ease), transform 950ms var(--ease); }
.js-motion [data-rise].is-in { opacity: 1; transform: none; }

@media (max-width: 1100px) and (min-width: 761px) {
  .nav nav a:not(.nav__cta):nth-child(2) { display: none; }
  .tt { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem 1.25rem; }
  .busy__grid { grid-template-columns: minmax(0, 1fr); }
  .arch { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  :root { --rule: 28px; --margin: 1.6rem; }
  body { font-size: 1rem; }
  .nav { height: 3.5rem; }
  .nav__mark span { display: none; }
  .nav nav a:not(.nav__cta) { display: none; }
  .hero { height: 720vh; }
  .steps { left: calc(var(--margin) + .85rem); right: var(--gutter); top: calc(var(--rule) * 2.6); width: auto; }
  .step h1 { font-size: min(9.6vw, 5.4vh); }
  .step h2 { font-size: min(8.6vw, 4.6vh); }
  .step p { margin-top: .6rem; font-size: 1rem; line-height: var(--rule); }
  .step__act { margin-top: .9rem; gap: .6rem 1.1rem; }
  .step__act .btn { min-height: 2.75rem; padding: .55rem 1rem; font-size: 1rem; }
  .tally { top: auto; bottom: calc(8dvh + 4rem + 22.7vw + 1.3rem); right: auto; left: calc(var(--margin) + .7rem); width: auto; display: flex; flex-direction: column-reverse; align-items: flex-start; text-align: left; }
  .tally__total { justify-content: flex-start; }
  .tally__n { font-size: 2.3rem; }
  .tally__kg { font-size: 1.1rem; }
  .tally__on { margin: 0; font-size: 1.1rem; line-height: 1.2; }
  .log { display: none; }
  .bar--hero { bottom: calc(8dvh + 4rem); left: auto; right: 0; transform: none; }
  .hero__note { left: auto; right: var(--gutter); bottom: calc(8dvh + 1.2rem); font-size: .9rem; }
  .load__head, .busy__grid, .arch, .join__close { grid-template-columns: minmax(0, 1fr); }
  .label-box__row { grid-template-columns: 4.6rem minmax(0, 1fr); }
  .seg span { padding: .45rem .6rem; font-size: .875rem; }
  .sheet { padding: 1.1rem .5rem 1.2rem; --margin: 1.1rem; }
  .sheet__read { padding-left: 1.6rem; }
  .week { overflow-x: auto; }
  .day { grid-template-columns: 2.6rem auto; }
  .day__cells { grid-template-columns: repeat(16, 15px); gap: 3px; }
  .day__cells i { height: 15px; }
  .week__hours { grid-template-columns: 2.6rem repeat(16, 15px); gap: 0 3px; }
  .hours__bars { height: 13rem; }
  .hr span { font-size: .6875rem; }
  .hr:nth-child(4n+3) span { visibility: hidden; }
  .tt { grid-template-columns: minmax(0, 1fr); }
  .tt__day h3 { height: auto; padding: 1rem 0 .4rem; }
  .cls { display: grid; grid-template-columns: 4.4rem minmax(0, 1fr); column-gap: .6rem; }
  .cls time { grid-row: 1 / 3; }
  .cls b { margin-top: 0; }
  .prints { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .print--a { grid-column: 1 / 3; }
  .print--b, .print--c, .print--d, .print--e { grid-column: auto; }
  .print--e { display: none; }
  .seg--period { margin-left: 0; }
  .books { grid-template-columns: minmax(0, 1fr); }
  .label-box--form { margin: -2.5rem .75rem 0; }
  .join, .classes { padding-right: var(--gutter); }
  .foot { padding-bottom: 6.5rem; }
  .credit { left: 1rem; right: auto; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero { height: auto; }
  .stage { position: relative; height: auto; min-height: 100vh; display: grid; padding: calc(var(--rule) * 3) var(--gutter) 2rem calc(var(--margin) + 1.5rem); gap: 2rem; }
  .steps, .tally, .bar--hero, .hero__note { position: static; transform: none; width: auto; }
  .steps { display: grid; gap: 2rem; }
  .step { position: static; opacity: 1; transform: none; visibility: visible; }
  .tally { text-align: left; }
  .tally__total { justify-content: flex-start; }
  .log { height: auto; }
  .log li { justify-content: flex-start; opacity: 1; transform: none; }
  .bar--hero { width: 100%; height: auto; }
  .bar--calc .pl-g, .bar--calc .collar-g, .hr i, .book__cover { transition: none; }
  .js-motion [data-rise] { opacity: 1; transform: none; transition: none; }
}