/* Tokens from docs/BRAND.md: neutral paper and ink, one accent (twilight),
   and the horizon line as the signature. The renders carry the colour. */

@font-face { font-family: "Brand Wide"; src: url("../fonts/brand-wide.woff2") format("woff2"); font-weight: 300 600; font-display: swap; }
@font-face { font-family: "Brand Text"; src: url("../fonts/brand-text.woff2") format("woff2"); font-weight: 400 650; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url("../fonts/geist-mono.woff2") format("woff2"); font-weight: 400 500; font-display: swap; }
@font-face { font-family: "Brand Wide Fallback"; src: local("Arial"); size-adjust: 124%; ascent-override: 84%; descent-override: 20%; }

:root {
  --paper: #FFFFFF; --mist: #F3F4F7; --ink: #0B1020; --graphite: #5A6273; --hairline: #D9DEE7; --twilight: #1D3570; --on-twilight: #FFFFFF;
  --night: #0B1020; --night-mist: #121828; --night-ink: #EEF1F6; --night-graphite: #9AA3B5; --night-hairline: #262E42; --night-twilight: #9DB2F2;
  --cream: #FFF8EC;
  --horizon: linear-gradient(90deg, #1D3570 0%, #7A5A8A 55%, #FFCC70 100%);

  --bg: var(--paper); --surface: var(--mist); --fg: var(--ink); --fg2: var(--graphite); --line: var(--hairline);
  --accent: var(--twilight); --on-accent: var(--on-twilight);

  --wide: "Brand Wide", "Brand Wide Fallback", "Helvetica Neue", Arial, sans-serif;
  --text: "Brand Text", -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --gutter: clamp(1.25rem, 5vw, 4.5rem);
  --max: 77.5rem;
  --band: clamp(5rem, 11vw, 9.5rem);
  --bar: 4rem;
  /* the room of the frame preview: by day on the light page, in the evening on the dark one (the number after ?
     is raised when a drawing changes, so that browsers fetch it again) */
  --room: url("../svg/room-day.svg?4"); --room-wall: #E8E5E0; --room-shade: 38, 30, 20; --room-dim: 1;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: var(--night); --surface: var(--night-mist); --fg: var(--night-ink); --fg2: var(--night-graphite); --line: var(--night-hairline);
    --accent: var(--night-twilight); --on-accent: var(--night);
    --room: url("../svg/room-night.svg?4"); --room-wall: #1A2030; --room-shade: 0, 0, 0; --room-dim: .84;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: var(--night); --surface: var(--night-mist); --fg: var(--night-ink); --fg2: var(--night-graphite); --line: var(--night-hairline);
  --accent: var(--night-twilight); --on-accent: var(--night);
  --room: url("../svg/room-night.svg?4"); --room-wall: #1A2030; --room-shade: 0, 0, 0; --room-dim: .84;
  color-scheme: dark;
}
/* the sky is always night */
.hero, .night {
  --bg: var(--night); --surface: var(--night-mist); --fg: var(--night-ink); --fg2: var(--night-graphite); --line: var(--night-hairline);
  --accent: var(--night-twilight); --on-accent: var(--night);
}

/* a page in another language than it is written in stays hidden until its words are set (js/i18n.js), or for 2.5 s */
.wording body { visibility: hidden; animation: wording 0s 2.5s forwards; }
@keyframes wording { to { visibility: visible; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--bar) + 1rem); }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 1.0625rem/1.6 var(--text); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--accent); text-underline-offset: .2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
p { margin: 0 0 1em; max-width: 62ch; text-wrap: pretty; }
h1, h2, h3 { margin: 0; font-weight: 500; }
h2 { font: 500 clamp(1.125rem, .93rem + 1vw, 1.75rem)/1.35 var(--wide); letter-spacing: .14em; text-transform: uppercase; text-wrap: balance; margin-bottom: 1.1em; }
h1, h2, .hero-line, .artwork-cap, .sign, .line, .readout h3, .almanac h3 { font-feature-settings: "case"; }
h3 { font: 600 1.0625rem/1.4 var(--text); margin-bottom: .4em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--accent); color: var(--on-accent); }

.vh { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: 1rem; z-index: 40; padding: .6rem 1rem; background: var(--bg); color: var(--fg); border: 1px solid var(--line); translate: 0 -400%; }
.skip:focus { translate: 0; }
.wrap { width: 100%; max-width: calc(var(--max) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.band { padding-block: var(--band); background: var(--bg); color: var(--fg); }
.band.mist { background: var(--surface); }
.lead { font-size: clamp(1.2rem, 1.06rem + .68vw, 1.6rem); line-height: 1.42; max-width: 34em; }
.quiet { color: var(--fg2); font-size: .9375rem; }
.fig { font-family: var(--mono); font-size: .92em; letter-spacing: 0; font-variant-numeric: tabular-nums; white-space: nowrap; }
.head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.head > :last-child { margin-bottom: 0; }

/* a spec sheet: term and value on hairlines */
.sheet { margin: 0; }
.sheet > div { display: grid; grid-template-columns: 6.5rem 1fr; gap: 1rem; padding: .7rem 0; border-top: 1px solid var(--line); }
.sheet > div:last-child { border-bottom: 1px solid var(--line); }
.sheet dt { color: var(--fg2); font-size: .9375rem; }
.sheet dd { margin: 0; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3rem; padding: 0 1.5rem; border: 1px solid var(--accent); border-radius: 3px;
  background: var(--accent); color: var(--on-accent); font: 500 .9375rem/1 var(--text); letter-spacing: .01em; text-decoration: none; cursor: pointer; }
.button:hover { background: color-mix(in srgb, var(--accent) 86%, var(--fg)); border-color: transparent; }
.button.small { min-height: 2.25rem; padding: 0 .95rem; font-size: .875rem; }

/* ------------------------------------------------------------------ bar */
.top { position: fixed; inset: 0 0 auto; z-index: 30; height: var(--bar); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding-inline: var(--gutter); color: var(--night-ink); border-bottom: 1px solid transparent; transition: background-color .25s, border-color .25s, color .25s; }
.top.solid, .top.plain { color: var(--fg); background: color-mix(in srgb, var(--bg) 86%, transparent); -webkit-backdrop-filter: saturate(1.4) blur(16px); backdrop-filter: saturate(1.4) blur(16px); border-bottom-color: var(--line); }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: inherit; text-decoration: none; }
.brand .mark { width: 2.1rem; height: 2.1rem; }
.brand .word { height: .68rem; width: auto; }
.top-nav { display: none; gap: clamp(1.1rem, 2.2vw, 2.25rem); }
.top-nav a { color: inherit; font-size: .9375rem; text-decoration: none; opacity: .86; white-space: nowrap; }
.top-nav a:hover { opacity: 1; text-decoration: underline; }
.top-end { display: flex; align-items: center; gap: .5rem; }
.theme { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; padding: 0; border: 0; border-radius: 50%; background: none; color: inherit; cursor: pointer; }
.theme:hover { background: color-mix(in srgb, currentColor 12%, transparent); }
.lang { height: 2.5rem; min-width: 2.5rem; padding: 0 .55rem; border: 0; border-radius: 1.25rem; background: none; color: inherit; font: 500 .8125rem/1 var(--mono); letter-spacing: .06em; cursor: pointer; }
.lang:hover { background: color-mix(in srgb, currentColor 12%, transparent); }
/* the basket, and how many artworks are in it */
.basket { position: relative; display: grid; place-items: center; width: 2.5rem; height: 2.5rem; margin-right: .25rem; border-radius: 50%; color: inherit; text-decoration: none; }
.basket:hover { background: color-mix(in srgb, currentColor 12%, transparent); }
.basket-count { position: absolute; top: .15rem; right: .05rem; min-width: 1.05rem; height: 1.05rem; padding: 0 .28rem; border-radius: 1rem; background: #FFCC70; color: #0B1020;
  font: 500 .6875rem/1.05rem var(--mono); text-align: center; }
.basket-count[hidden] { display: none; }
.top .button .short { display: none; }
@media (max-width: 30em) { .top .button .long { display: none; } .top .button .short { display: inline; } }
@media (max-width: 30em) {                             /* a phone: the bar holds the mark, the language, the theme, the basket and the way in */
  .top { gap: .4rem; }
  .brand { flex: none; gap: .5rem; }
  .brand .mark { width: 1.9rem; height: 1.9rem; }
  .brand .word { height: .6rem; }
  .top-end { gap: 0; }
  .lang, .theme, .basket { width: 2.15rem; min-width: 0; padding: 0; margin: 0; }
  .top .button.small { padding: 0 .6rem; margin-left: .25rem; }
}
.top .button { background: transparent; color: inherit; border-color: color-mix(in srgb, currentColor 45%, transparent); }
.top .button:hover { background: color-mix(in srgb, currentColor 12%, transparent); border-color: currentColor; }
.top.solid .button, .top.plain .button { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
@media (min-width: 64em) { .top-nav { display: flex; } }

/* ----------------------------------------------------------------- hero */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 34rem; overflow: hidden; background: var(--night); color: var(--night-ink); }
.hero-sky, .hero-sky picture, .hero-sky img, .hero-film { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-sky img, .hero-film { object-fit: cover; object-position: 50% 100%; }
.hero-film { opacity: 0; }
.hero-moment { transition: opacity 1s ease; }
.hero.quick .hero-moment { transition-duration: .15s; }
.js .hero:not(.at-moment) .hero-moment { opacity: 0; }
.hero.on-film .hero-film { opacity: 1; }
.hero-sky, .hero-place { transition: opacity .6s ease; }            /* the hero turns to another place: its sky and its caption fade */
.hero.turning .hero-sky, .hero.turning .hero-place { opacity: 0; }
.hero::before, .hero::after { content: ""; position: absolute; inset-inline: 0; z-index: 1; pointer-events: none; }
.hero::before { top: 0; height: 9rem; background: linear-gradient(rgba(4, 6, 10, .5), rgba(4, 6, 10, 0)); }
.hero::after { bottom: 0; height: 46%; background: linear-gradient(rgba(4, 6, 10, 0), rgba(4, 6, 10, .18) 30%, rgba(4, 6, 10, .56) 72%, rgba(4, 6, 10, .74)); }
.hero-caption { position: absolute; inset-inline: 0; bottom: clamp(3.4rem, 8.5svh, 5.5rem); z-index: 2; padding-inline: var(--gutter); text-align: center; }
.hero h1 { font: 300 clamp(.98rem, .62rem + 1.55vw, 1.85rem)/1.4 var(--wide); letter-spacing: .22em; margin-right: -.22em; text-transform: uppercase; text-wrap: balance; }
.hero-rule { display: block; width: clamp(4rem, 9vw, 7rem); height: 1px; margin: clamp(.8rem, 1.6vw, 1.2rem) auto; background: rgba(226, 232, 242, .45); }
.hero-line { display: flex; flex-wrap: wrap; justify-content: center; gap: .1em 1.9em; margin: 0 auto .5em; max-width: none;
  font: 400 clamp(.7rem, .58rem + .32vw, .84rem)/1.6 var(--wide); letter-spacing: .17em; text-transform: uppercase; color: rgba(226, 232, 242, .86); }
.hero-line .fig { font-size: 1.04em; letter-spacing: .08em; }
.hero-line .pair { display: inline-flex; gap: 1.5em; }
.hero-note { margin: 1em auto 0; max-width: none; font-size: clamp(.72rem, .66rem + .16vw, .8rem); letter-spacing: .05em; color: rgba(214, 221, 235, .62); }

.scrub { position: absolute; inset: auto 0 0; z-index: 3; height: 2.75rem; }
.scrub[hidden] { display: none; }
.scrub-track { position: absolute; inset: 0; --p: 1; }
.scrub-track::before { content: ""; position: absolute; inset: auto 0 0; height: 2px; background: rgba(226, 232, 242, .2); }
.scrub-fill { position: absolute; inset: auto 0 0; height: 2px; background: var(--horizon); clip-path: inset(0 calc(100% - var(--p) * 100%) 0 0); }
.scrub-thumb { position: absolute; z-index: 1; bottom: -4px; left: calc(var(--p) * 100%); width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: #fff; opacity: 0;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .16); transition: opacity .2s; }
.scrub:hover .scrub-thumb, .hero.on-film .scrub-thumb { opacity: 1; }
.scrub-input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; touch-action: pan-y; }
.scrub-input:focus-visible ~ .scrub-thumb { outline: 2px solid var(--night-twilight); outline-offset: 3px; opacity: 1; }
.scrub-play { position: absolute; left: var(--gutter); bottom: 1.1rem; z-index: 2; display: grid; place-items: center; width: 2.5rem; height: 2.5rem; padding: 0;
  border: 1px solid rgba(226, 232, 242, .4); border-radius: 50%; background: rgba(4, 6, 10, .3); color: var(--night-ink); cursor: pointer; }
.scrub-play:hover, .scrub-next:hover { border-color: #fff; }
.scrub-next { position: absolute; left: calc(var(--gutter) + 3.1rem); bottom: 1.1rem; z-index: 2; display: grid; place-items: center; width: 2.5rem; height: 2.5rem; padding: 0;
  border: 1px solid rgba(226, 232, 242, .4); border-radius: 50%; background: rgba(4, 6, 10, .3); color: var(--night-ink); cursor: pointer; }
.scrub-next[hidden] { display: none; }
.scrub-play .i-pause, .hero.playing .scrub-play .i-play { display: none; }
.hero.playing .scrub-play .i-pause { display: block; }

/* ------------------------------------------------- every sky happens once */
.once { display: grid; gap: 2.5rem; }
.once-say .lead { margin: 0; }
.once-ask .quiet { margin-bottom: .8rem; }
.once-do { margin: 0; }
@media (min-width: 58em) {
  .once { grid-template-columns: repeat(12, 1fr); column-gap: 1.5rem; row-gap: 3.5rem; }
  .once-say { grid-column: 1 / 8; }
  .once-ask { grid-column: 9 / 13; grid-row: 1 / 3; padding-top: .35rem; }
  .once-do { grid-column: 1 / 7; }
}

/* ------------------------------------------------------------ products */
.seg { display: flex; gap: clamp(1.5rem, 4vw, 2.75rem); border-bottom: 1px solid var(--line); margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.seg button { padding: .85rem 0; margin-bottom: -1px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--fg2); font: 500 1.0625rem/1.2 var(--text); cursor: pointer; }
.seg button:hover { color: var(--fg); }
.seg button[aria-selected="true"] { color: var(--fg); border-bottom-color: var(--fg); }
html:not(.js) .seg { display: none; }
.product { display: grid; gap: 2.5rem; align-items: center; }
.product[hidden] { display: none; }
.product + .product { margin-top: 4rem; }
.js .product + .product { margin-top: 0; }
.js .product h3 { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }      /* the tab says it */
.product-view { display: grid; place-items: center; min-width: 0; }
.product-say .sheet { margin: 1.6rem 0; }
.price { margin: 0; font-size: 1.25rem; font-weight: 500; }
.act { margin: 1.25rem 0 0; }
.button.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.button.ghost:hover { background: var(--surface); border-color: var(--fg2); }
@media (min-width: 58em) {
  .product { grid-template-columns: repeat(12, 1fr); column-gap: 1.5rem; }
  .product-view { grid-column: 1 / 8; }
  .product-say { grid-column: 9 / 13; }
}

/* what there is to choose: size, frame, front */
.opts { display: flex; flex-wrap: wrap; gap: .5rem; min-width: 0; margin: 0 0 1.1rem; padding: 0; border: 0; }
.opts legend { padding: 0; margin-bottom: .45rem; color: var(--fg2); font-size: .9375rem; }
.opts label { position: relative; cursor: pointer; }
.opts input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.opts span { display: inline-flex; align-items: center; gap: .5rem; min-height: 2.5rem; padding: 0 .9rem; border: 1px solid var(--line); border-radius: 3px; background: var(--bg); font-size: .9375rem; }
.opts input:checked + span { border-color: var(--fg); box-shadow: inset 0 0 0 1px var(--fg); }
.opts input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.opts i { width: .95rem; height: .95rem; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--fg) 38%, transparent); }
.opts i.black { background: #16181D; }
.opts i.white { background: #FFFFFF; }
.opts i.oak { background: #C9A777; }

/* the frame preview: the artwork in a room, to scale. The room is drawn in centimetres (svg/room-day.svg and
   room-night.svg: 220 wide, 225 high, the floor 22 above the bottom edge, a sideboard 160 wide); --cm is one
   centimetre here, --w and --h are the print, --face the width of the frame's moulding. The print hangs with its
   middle 140 cm above the floor. */
.room { width: min(100%, 42rem); margin: 0; }
.room figcaption { padding-top: .8rem; color: var(--fg2); font-size: .9375rem; }
.wall { position: relative; aspect-ratio: 220 / 225; overflow: hidden; container-type: inline-size;
  background: var(--room-wall) var(--room) center / 100% 100% no-repeat; }
.wall > * { --cm: calc(100cqw / 220); }
.wall-piece { --w: 50; --h: 70; --face: 2; position: absolute; left: 50%; translate: -50% 0; width: calc((var(--w) + 2 * var(--face)) * var(--cm));
  bottom: calc((22 + 140 - (var(--h) + 2 * var(--face)) / 2) * var(--cm)); filter: brightness(var(--room-dim));
  transition: width .35s ease, bottom .35s ease; }
.product[data-size="30x40"] .wall-piece { --w: 30; --h: 40; }
.product[data-size="60x90"] .wall-piece { --w: 60; --h: 90; }
.product[data-shape="landscape"] .wall-piece { --w: 70; --h: 50; }
.product[data-shape="landscape"][data-size="30x40"] .wall-piece { --w: 40; --h: 30; }
.product[data-shape="landscape"][data-size="60x90"] .wall-piece { --w: 90; --h: 60; }
/* the frame: its moulding, the shadow it throws to the lower right (the light comes from the left), and the glass */
.frame { --f1: #2B2E34; --f2: #14161A; position: relative; padding: calc(var(--face) * var(--cm));
  background: linear-gradient(135deg, var(--f1), var(--f2) 46%, var(--f1));
  box-shadow: 0 0 0 .5px rgba(var(--room-shade), .45), calc(.5 * var(--cm)) calc(1 * var(--cm)) calc(1.8 * var(--cm)) rgba(var(--room-shade), .26),
    calc(1.6 * var(--cm)) calc(3.2 * var(--cm)) calc(7 * var(--cm)) rgba(var(--room-shade), .24); }
.frame::after { content: ""; position: absolute; inset: calc(var(--face) * var(--cm)); pointer-events: none;
  background: linear-gradient(118deg, rgba(255, 255, 255, .12), rgba(255, 255, 255, 0) 24%, rgba(255, 255, 255, 0) 70%, rgba(255, 255, 255, .05));
  box-shadow: inset 0 calc(.2 * var(--cm)) calc(.55 * var(--cm)) rgba(0, 0, 0, .5), inset 0 0 0 .5px rgba(0, 0, 0, .5); }
.product[data-finish="white"] .frame, .frame[data-finish="white"] { --f1: #FBFAF7; --f2: #E4E2DC; }
.product[data-finish="oak"] .frame, .frame[data-finish="oak"] { --f1: #D9BD94; --f2: #B8935F; }
/* a print without a frame: the sheet alone on the wall */
.frame.bare { padding: 0; background: none; box-shadow: calc(.3 * var(--cm)) calc(.7 * var(--cm)) calc(1.6 * var(--cm)) rgba(var(--room-shade), .3); }
.frame.bare::after { inset: 0; background: none; box-shadow: none; }

/* the artwork: the engine's picture, with its caption set in type where annotate.py puts it */
.artwork { position: relative; margin: 0; aspect-ratio: var(--ar, 5 / 7); overflow: hidden; background: var(--night); container-type: inline-size; }
.artwork img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.artwork:has(.artwork-cap)::after { content: ""; position: absolute; inset: calc(var(--scrim) * 100%) 0 0;
  background: linear-gradient(rgba(4, 6, 10, 0), rgba(4, 6, 10, .09) 22%, rgba(4, 6, 10, .3) 50%, rgba(4, 6, 10, .51) 78%, rgba(4, 6, 10, .6)); }
.artwork-cap { position: absolute; inset: 0; z-index: 1; color: #ECF0F6; font-family: var(--wide); font-weight: 300; text-align: center; text-transform: uppercase; }
.artwork-cap > * { position: absolute; inset-inline: 0; top: calc(var(--y) * 100%); translate: 0 -50%; line-height: 1; white-space: nowrap; }
.artwork-cap .n { font-size: calc(var(--s0) * 100cqw); letter-spacing: .2em; margin-right: -.2em; opacity: .92; }
.artwork-cap .d { font-size: calc(var(--s1) * 100cqw); letter-spacing: .18em; margin-right: -.18em; color: #C8D0DE; opacity: .84; }
.artwork-cap .f { font-size: calc(var(--s2) * 100cqw); letter-spacing: .08em; text-transform: none; color: #A8B1C4; opacity: .75; }
.artwork-cap .r { left: 50%; right: auto; width: calc(var(--hw) * 200cqw); margin-left: calc(var(--hw) * -100cqw); height: 1px; background: rgba(200, 208, 222, .36); translate: 0 0; }

.sheet-print { width: min(100%, 28rem); box-shadow: 0 1px 2px rgba(11, 16, 32, .22), 0 30px 44px -32px rgba(11, 16, 32, .5); }
.product[data-shape="landscape"] .sheet-print { width: min(100%, 38rem); }
.product[data-caption="none"] .artwork-cap, .product[data-caption="none"] .artwork::after { display: none; }      /* a wallpaper of the sky alone */
.devices { position: relative; width: min(100%, 40rem); padding: 0 0 7% 0; }
.screen { border: clamp(5px, .8vw, 9px) solid #16181D; border-radius: clamp(6px, 1vw, 10px); overflow: hidden; background: var(--night);
  box-shadow: 0 40px 56px -40px rgba(11, 16, 32, .6); }
.screen img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.phone { position: absolute; right: 5%; bottom: 0; width: 21%; border: clamp(3px, .5vw, 6px) solid #16181D; border-radius: clamp(10px, 1.8vw, 20px); overflow: hidden; background: var(--night);
  box-shadow: 0 24px 34px -22px rgba(11, 16, 32, .7); }
.phone img { width: 100%; aspect-ratio: 9 / 19.5; object-fit: cover; object-position: 50% 100%; }

/* ---------------------------------------------------------- look again */
.look { background: var(--bg); color: var(--fg); padding-top: var(--band); }
.look-head { margin-bottom: clamp(2rem, 4vw, 3rem); }
.switches { display: flex; flex-wrap: wrap; gap: .6rem 1.8rem; margin: 1.6rem 0 0; padding: 0; border: 0; font-size: .9375rem; color: var(--fg2); }
.switches label { display: inline-flex; align-items: center; gap: .55rem; cursor: pointer; }
.switches input { width: 1rem; height: 1rem; margin: 0; accent-color: var(--accent); }
.look-sky, .look-pic { position: relative; }
.look-pic { background: #05070C; }
.look-pic img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.sky-map { position: absolute; inset: 0; width: 100%; height: 100%; overflow: hidden; -webkit-user-select: none; user-select: none; }
.sky-map.tall { display: none; }
@media (max-aspect-ratio: 4/5) {
  .look-pic img { aspect-ratio: 9 / 16; }
  .sky-map.wide { display: none; }
  .sky-map.tall { display: block; }
}
/* The names are set as the artwork sets its caption: the wide cut, light and letter-spaced, with no outline. A soft
   shadow under the whole drawing keeps them readable over the star clouds. Sizes and tracking are the ones
   tools/make_site.py measures the names with when it places them (sky_svg). */
.sky-map { filter: drop-shadow(0 0 calc(1.5px * var(--u)) rgba(4, 6, 10, .9)) drop-shadow(0 0 calc(7px * var(--u)) rgba(4, 6, 10, .55)); }
.sky-map text { font-family: var(--wide); font-weight: 300; font-size: calc(11.5px * var(--u)); letter-spacing: .08em; fill: #DCE3EE; fill-opacity: .8; }
.sky-lines { fill: none; stroke: #96B0DC; stroke-opacity: .36; stroke-width: calc(1px * var(--u)); stroke-linecap: round; }
.sky-const text { font-size: calc(12.5px * var(--u)); letter-spacing: .32em; text-transform: uppercase; fill: #AABEE6; fill-opacity: .6; }
.sky-dso text { font-size: calc(10.5px * var(--u)); fill: #D3C6E2; fill-opacity: .66; }
.sky-body text { font-size: calc(15px * var(--u)); letter-spacing: .24em; text-transform: uppercase; fill: #F2F5F9; fill-opacity: .95; }
.sky-pt { cursor: pointer; outline: none; }
.sky-pt .hit { fill: transparent; }
.sky-pt .ring { fill: none; stroke: #FFCC70; stroke-width: calc(1.5px * var(--u)); opacity: 0; transition: opacity .15s; }
.sky-pt:hover .ring, .sky-pt:focus-visible .ring, .sky-pt.on .ring { opacity: 1; }
.sky-pt:hover text, .sky-pt:focus-visible text, .sky-pt.on text { fill: #fff; fill-opacity: 1; }
.look[data-off~="lines"] .sky-lines, .look[data-off~="lines"] .sky-const, .look[data-off~="stars"] .sky-star text, .look[data-off~="dso"] .sky-dso { display: none; }
.readout { display: grid; align-content: start; gap: .3rem 2.5rem; min-height: 7rem; padding: 1.6rem var(--gutter) 0; background: var(--bg); }
@media (min-width: 58em) and (min-aspect-ratio: 4/5) {      /* a wide picture: the readout sits in the dark of its ground */
  .readout { position: absolute; inset: auto 0 0; min-height: 0; padding: 0 var(--gutter) clamp(1.5rem, 3.2vw, 3rem); background: none;
    max-width: calc(var(--max) + 2 * var(--gutter)); margin-inline: auto; pointer-events: none; }
}
/* what the pointer is on, written like the caption of the artwork: name, hairline, the facts in small capitals */
.readout h3 { font: 300 clamp(.95rem, .82rem + .45vw, 1.2rem)/1.4 var(--wide); letter-spacing: .2em; text-transform: uppercase; margin: 0; }
.readout h3::after { content: ""; display: block; width: 3.4rem; height: 1px; margin: .7rem 0 .2rem; background: rgba(200, 208, 222, .4); }
.readout .sub { color: var(--fg2); font: 300 .8125rem/1.5 var(--wide); letter-spacing: .1em; margin: 0; }      /* Greek letters keep their case */
.readout ul { display: flex; flex-wrap: wrap; gap: .2rem 2.4rem; margin: .45rem 0 0; padding: 0; list-style: none;
  font: 400 .75rem/1.7 var(--wide); letter-spacing: .15em; text-transform: uppercase; font-feature-settings: "case"; }
.readout li { color: var(--fg2); }
.readout li b { color: var(--fg); font-weight: 400; }

/* ---------------------------------------------------------- the Almanac */
.almanac-row { display: grid; gap: 3rem; align-items: start; }
.almanac-row > * { min-width: 0; }
.almanac-say .fact { margin-top: 1.8rem; padding-left: 1.1rem; border-left: 2px solid var(--accent); }
@media (min-width: 62em) {
  .almanac-row { grid-template-columns: repeat(12, 1fr); column-gap: 1.5rem; }
  .almanac-say { grid-column: 1 / 6; position: sticky; top: calc(var(--bar) + 2.5rem); }
  .almanac { grid-column: 7 / 13; }
}
.almanac { --fg: #0B1020; --fg2: #5A6273; --line: rgba(11, 16, 32, .16); background: var(--cream); color: var(--fg); padding: clamp(1.4rem, 3.2vw, 2.75rem);
  font-size: .875rem; line-height: 1.5; box-shadow: 0 1px 2px rgba(11, 16, 32, .14), 0 34px 50px -36px rgba(11, 16, 32, .45); }
.almanac p { max-width: none; }
.almanac-top { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; }
.almanac-brand { display: inline-grid; grid-template-columns: auto auto; align-items: center; column-gap: .6rem; }
.almanac-brand .mark { width: 1.7rem; height: 1.7rem; }
.almanac-brand .word { height: .52rem; width: auto; }
.almanac-line { height: 2px; margin: .8rem 0 1.5rem; background: var(--horizon); }
.almanac h3 { font: 500 1rem/1.3 var(--wide); letter-spacing: .2em; text-transform: uppercase; margin: 0 0 .9rem; }
.almanac h4 { font: 600 .875rem/1.4 var(--text); margin: 1.6rem 0 .35rem; }
.almanac .where { margin: 0 0 .2rem; }
.almanac table { width: 100%; border-collapse: collapse; }
.almanac th, .almanac td { padding: .42rem .75rem .42rem 0; border-top: 1px solid var(--line); text-align: left; vertical-align: baseline; font-weight: 400; }
.almanac tr:last-child > * { border-bottom: 1px solid var(--line); }
.almanac thead th { border-top: 0; color: var(--fg2); font-size: .8125rem; padding-top: 0; }
.almanac td.fig, .almanac th.num { text-align: right; padding-right: 0; padding-left: .75rem; }
.almanac td.fig { font-size: .8125rem; }
@media (max-width: 30em) {
  .almanac { font-size: .8125rem; }
  .almanac th, .almanac td { padding-right: .45rem; }
  .almanac td.fig, .almanac th.num { padding-left: .45rem; }
  .almanac td.fig, .almanac thead th { font-size: .75rem; }
}
.almanac .sm { color: var(--fg2); font-size: .8125rem; }
.almanac-foot { margin-top: 1.8rem; }
.almanac-foot p { margin: 0; }
.almanac-scroll { overflow-x: auto; }
.front { margin: clamp(2.5rem, 6vw, 4.5rem) 0 0; }
.front a { display: block; border: 1px solid var(--line); background: #fff; }
.front img { width: 100%; }
.front figcaption { padding-top: .8rem; color: var(--fg2); font-size: .9375rem; }

/* -------------------------------------------------------------- details */
.details { display: grid; gap: 2rem 1.5rem; }
.detail { margin: 0; }
.detail-pic { display: block; position: relative; overflow: hidden; background: var(--night); }
.detail-pic img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.scale { position: absolute; left: 1rem; bottom: .9rem; width: calc(var(--bar-w) * 1%); height: 7px; border: solid rgba(255, 255, 255, .85); border-width: 0 1px 1px; }
.scale span { position: absolute; left: 0; bottom: 9px; color: rgba(255, 255, 255, .9); font: 400 .72rem/1 var(--mono); white-space: nowrap; text-shadow: 0 0 6px rgba(4, 6, 10, .9); }
.detail figcaption { padding-top: .8rem; color: var(--fg2); font-size: .9375rem; }
@media (min-width: 52em) { .details { grid-template-columns: repeat(3, 1fr); } }

/* --------------------------------------------------------------- layers */
.build { display: grid; gap: 2rem; margin-bottom: clamp(3rem, 6vw, 5rem); }
.build-view { position: relative; margin: 0; aspect-ratio: 5 / 7; overflow: hidden; background: #000; box-shadow: 0 1px 2px rgba(11, 16, 32, .2), 0 30px 44px -34px rgba(11, 16, 32, .5); }
.build-view picture, .build-view img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.build-view picture { opacity: 0; transition: opacity .35s ease; }
.build-view picture:first-child, .build:not(:has(:checked)) .build-view picture { opacity: 1; }      /* no choice known: the whole artwork */
.build:has([value="2"]:checked) .build-view picture:nth-child(-n+2), .build:has([value="3"]:checked) .build-view picture:nth-child(-n+3),
.build:has([value="4"]:checked) .build-view picture:nth-child(-n+4), .build:has([value="5"]:checked) .build-view picture:nth-child(-n+5),
.build:has([value="6"]:checked) .build-view picture { opacity: 1; }
@supports not selector(:has(a)) { .build-view picture { opacity: 1; } }
.build-steps { margin: 0; padding: 0; border: 0; min-width: 0; }
.build-steps legend { padding: 0; margin-bottom: .9rem; color: var(--fg2); font-size: .9375rem; }
.build-steps label { display: grid; grid-template-columns: 3.25rem 1fr; gap: 1.1rem; align-items: center; padding: .8rem .9rem .8rem 1rem; border-top: 1px solid var(--line);
  border-left: 2px solid transparent; cursor: pointer; }
.build-steps label:last-child { border-bottom: 1px solid var(--line); }
.build-steps label:hover { background: color-mix(in srgb, var(--surface) 60%, transparent); }
.build-steps label:has(:checked) { border-left-color: var(--accent); background: var(--surface); }
.build-steps label:has(:focus-visible) { outline: 2px solid var(--accent); outline-offset: -2px; }
.build-steps input { position: absolute; opacity: 0; pointer-events: none; }
.build-steps img { width: 100%; aspect-ratio: 5 / 7; object-fit: cover; background: #000; }
.build-steps span { color: var(--fg2); font-size: .9375rem; line-height: 1.45; }
.build-steps b { display: block; color: var(--fg); font-weight: 600; font-size: 1.0625rem; }
@media (min-width: 58em) {
  .build { grid-template-columns: repeat(12, 1fr); column-gap: 1.5rem; align-items: center; }
  .build-view { grid-column: 1 / 6; }
  .build-steps { grid-column: 7 / 13; }
}
.rules { display: grid; gap: 2rem 1.5rem; margin-bottom: 2.5rem; }
.rules > div { padding-top: 1.2rem; border-top: 1px solid var(--line); }
.rules p { margin: 0; }
@media (min-width: 52em) { .rules { grid-template-columns: 1fr 1fr; column-gap: clamp(1.5rem, 6vw, 6rem); } }

/* ---------------------------------------------------- moments, editions */
.moments, .editions { display: grid; gap: 2.5rem 1.5rem; }
.editions { margin-bottom: 2rem; }
.moment, .edition { margin: 0; }
.moment .artwork, .edition .artwork { box-shadow: 0 1px 2px rgba(11, 16, 32, .2), 0 30px 44px -34px rgba(11, 16, 32, .5); }
.moment figcaption, .edition figcaption { padding-top: 1.1rem; }
.moment figcaption b, .edition figcaption b { display: block; font-weight: 600; }
.moment figcaption .fig, .edition figcaption .fig { color: var(--fg2); white-space: normal; }
.moment figcaption p, .edition figcaption p { margin: .35rem 0 0; color: var(--fg2); font-size: .9375rem; }
@media (min-width: 46em) { .moments { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 60em) { .editions { grid-template-columns: repeat(3, 1fr); } }

/* --------------------------------------------------- founder, questions */
.founder, .faq { display: grid; gap: 1rem; }
.sign { margin: 1.8rem 0 0; font: 400 .8125rem/1.4 var(--wide); letter-spacing: .18em; text-transform: uppercase; }
@media (min-width: 58em) {
  .founder, .faq { grid-template-columns: repeat(12, 1fr); column-gap: 1.5rem; }
  .founder h2, .faq h2 { grid-column: 1 / 5; }
  .founder-say, .faq-list { grid-column: 6 / 13; }
}
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.05rem 0; font-weight: 500; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: ""; flex: none; width: .6rem; height: .6rem; margin-right: .2rem; border: solid var(--fg2); border-width: 0 1.5px 1.5px 0; rotate: 45deg; translate: 0 -25%; transition: rotate .2s; }
.faq-list details[open] summary::after { rotate: 225deg; translate: 0 25%; }
.faq-list details p { margin: 0 0 1.3rem; color: var(--fg2); }

/* ----------------------------------------------------------------- order */
.order { padding-block: var(--band); background: var(--bg); color: var(--fg); text-align: center; }
.order .line { margin: 0 auto clamp(3rem, 7vw, 5.5rem); max-width: 22em; font: 300 clamp(1.25rem, .8rem + 2.3vw, 2.75rem)/1.35 var(--wide); letter-spacing: .2em; text-transform: uppercase; text-wrap: balance; }
.order h2 { font: 600 1.0625rem/1.4 var(--text); letter-spacing: 0; text-transform: none; margin-bottom: .6em; }
.order .lead { margin-inline: auto; max-width: 30em; }
.order-state { margin: 2rem auto 0; color: var(--fg2); }

/* ------------------------------------------------------------------ foot */
.foot { background: var(--bg); color: var(--fg2); border-top: 1px solid var(--line); font-size: .9375rem; }
.foot::after { content: ""; display: block; height: 2px; background: var(--horizon); }
.foot-row { display: grid; gap: 1.25rem 3rem; padding-block: 2.75rem; }
.foot .brand { color: var(--fg); }
.foot-nav { display: flex; flex-wrap: wrap; gap: .5rem 1.75rem; }
.foot-nav a { color: inherit; text-decoration: none; }
.foot-nav a:hover, .foot-nav a[aria-current] { color: var(--fg); text-decoration: underline; }
.foot-note { margin: 0; max-width: none; font-size: .8125rem; }
@media (min-width: 58em) {
  .foot-row { grid-template-columns: auto 1fr; align-items: center; }
  .foot .brand { grid-row: 1 / 3; align-self: start; }
  .foot-note { grid-column: 2; }
}

/* ------------------------------------------------- credits, legal pages */
.page { padding-top: calc(var(--bar) + clamp(3rem, 7vw, 5.5rem)); }
.page h1 { font: 500 clamp(1.25rem, 1rem + 1.2vw, 2rem)/1.3 var(--wide); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 1em; }
.page h2 { font: 600 1.125rem/1.4 var(--text); letter-spacing: 0; text-transform: none; margin: 2.4rem 0 .5rem; }
.page ul { max-width: 62ch; margin: 0 0 1em; padding-left: 1.2rem; }
.page li { margin-bottom: .45rem; }
.credits { margin: clamp(2.5rem, 5vw, 4rem) 0 0; }
.credits > div { display: grid; gap: .35rem 1.5rem; padding: 1.15rem 0; border-top: 1px solid var(--line); }
.credits > div:last-child { border-bottom: 1px solid var(--line); }
.credits dt { font-weight: 600; }
.credits dd { margin: 0; }
.credits dd p { margin: 0 0 .35rem; }
.credits dd p:last-child { margin: 0; }
.credits .lic { color: var(--fg2); font-size: .9375rem; }
.sources { margin: .6rem 0 0; padding: 0; list-style: none; max-width: 62ch; }
.sources li { margin: 0 0 .55rem; }
.sources b { display: block; font-weight: 600; }
@media (min-width: 52em) { .credits > div { grid-template-columns: 16rem 1fr; } }
/* what is still missing on a legal page: unmistakable, so that it cannot go live unnoticed */
mark.todo { padding: .05em .4em; border-radius: 2px; background: #FFE3A3; color: #0B1020; }
.todo-note { max-width: 62ch; padding: .8rem 1rem; border-left: 3px solid #FFCC70; background: color-mix(in srgb, #FFCC70 18%, var(--bg)); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* the whole sky: an upright print beside a landscape one */
.fullsky { display: grid; gap: 2.5rem 1.5rem; align-items: start; }
.fullsky figure { margin: 0; }
.fullsky img { display: block; width: 100%; height: auto; box-shadow: 0 1px 2px rgba(11, 16, 32, .2), 0 30px 44px -34px rgba(11, 16, 32, .5); }
.fullsky figcaption { padding-top: 1.1rem; color: var(--fg2); font-size: .9375rem; }
.fullsky figcaption p { margin: 0 0 .9rem; }
@media (min-width: 46em) { .fullsky { grid-template-columns: 5fr 7fr; } }