/* Expansion Empire: the big box. Gloss box-black ground, foil gold, one sticker red reserved for Play,
   coated manual-white pages in black ink with tab-blue chapter tabs. Archivo across its width axis for
   the box and labels; Source Serif 4 for manual text. */
@font-face { font-family: "Archivo"; src: url("./fonts/archivo-normal.woff2") format("woff2"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "Source Serif 4"; src: url("./fonts/sourceserif4-normal.woff2") format("woff2"); font-weight: 200 900; font-style: normal; font-display: swap; }
@font-face { font-family: "Source Serif 4"; src: url("./fonts/sourceserif4-italic.woff2") format("woff2"); font-weight: 200 900; font-style: italic; font-display: swap; }

:root {
  --black: #0b0b0d; --black-2: #141417;
  --gold: #e3b04b; --gold-hi: #ffe39c; --gold-lo: #8a5a14;
  --red: #d4231b; --red-hi: #ec3a2c; --red-lo: #8e140e;
  --paper: #f6f6f3; --paper-edge: #dcdcd6; --ink: #121212; --ink-2: #4a4a4a;
  --blue: #1f3f99; --blue-deep: #142a6b; --blue-hi: #3a5fc4;
  --steel: #a3a8ae; --white: #ffffff;
  --sans: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --serif: "Source Serif 4", Georgia, serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --bar-h: 56px;
  --gutter: clamp(16px, 4vw, 64px);
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--bar-h) + 16px); scrollbar-color: var(--gold-lo) var(--black); }
body { margin: 0; background: var(--black); color: var(--white); font: 400 17px/1.55 var(--sans); -webkit-font-smoothing: antialiased; caret-color: var(--gold); overflow-x: clip; }
::selection { background: var(--gold); color: var(--black); }
::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--gold-lo); border: 3px solid var(--black); }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: .2em; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
h1, h2, h3, h4 { margin: 0; text-wrap: balance; }
p { margin: 0 0 1em; text-wrap: pretty; }
.skip { position: absolute; left: 12px; top: -80px; z-index: 100; background: var(--gold); color: var(--black); padding: 10px 14px; font-weight: 700; text-decoration: none; }
.skip:focus { top: 12px; }

/* buttons: the red is the action, and only the action */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5em; min-height: 44px; padding: 10px 20px; border-radius: 2px;
  font: 800 15px/1 var(--sans); font-stretch: 100%; letter-spacing: .07em; text-transform: uppercase; text-decoration: none; cursor: pointer;
  border: 2px solid transparent; transition: background-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease); }
.btn-red { background: var(--red); color: var(--white); border-color: var(--red-hi); box-shadow: 0 6px 16px rgba(0, 0, 0, .45); }
.btn-red:hover { background: #b81b14; border-color: var(--red); transform: translateY(-1px); box-shadow: 0 10px 22px rgba(0, 0, 0, .55); }
.btn-red:active { transform: none; }
.btn-lg { min-height: 58px; padding: 14px 30px; font-size: 17px; }
.btn-xl { min-height: 68px; padding: 18px 40px; font-size: 20px; }

/* top bar */
.bar { position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--bar-h); display: flex; align-items: center; gap: 28px; padding: 0 var(--gutter);
  background: rgba(11, 11, 13, .9); border-bottom: 1px solid rgba(227, 176, 75, .45); backdrop-filter: blur(8px); }
.bar-brand { font: 800 15px/1 var(--sans); font-stretch: 118%; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); text-decoration: none; white-space: nowrap; }
.bar nav { display: flex; gap: 24px; margin-left: auto; }
.bar nav a { font: 600 13px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; color: var(--steel); padding: 14px 0; }
.bar nav a:hover { color: var(--white); }

/* ---------- THE BOX ---------- */
.shelf { position: relative; background: radial-gradient(120% 80% at 40% 40%, #1a1a1f 0%, var(--black) 60%); }
.shelf-stage { position: relative; display: flex; flex-direction: column; align-items: center; gap: 28px; padding: calc(var(--bar-h) + 24px) var(--gutter) 64px; }
.box { --H: min(calc(100vh - var(--bar-h) - 150px), 52vw, 800px); --W: calc(var(--H) * .8); --D: calc(var(--H) * .2);
  display: contents; }
.face { position: relative; }
.spine, .side, .lid { display: none; }

/* front */
.front { width: 100%; max-width: 560px; aspect-ratio: 4 / 5; overflow: hidden; background: var(--black); container-type: inline-size;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .06); }
.front-art { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 70%; }
.front::before { content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(5, 5, 8, .94) 0%, rgba(5, 5, 8, .7) 17%, rgba(5, 5, 8, 0) 32%, rgba(5, 5, 8, 0) 70%, rgba(5, 5, 8, .85) 88%, #050508 100%); }
.front-band { position: absolute; z-index: 2; inset: 3.5% 7% auto; }
.front-band h1 img { width: 100%; filter: drop-shadow(0 6px 14px rgba(0, 0, 0, .7)); }
.front-tag { position: absolute; z-index: 2; left: 7%; bottom: 10.5%; margin: 0; font: 900 8.4cqi/.9 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .01em;
  color: var(--white); text-shadow: 0 2px 12px rgba(0, 0, 0, .9); }
.front-strip { position: absolute; z-index: 2; left: 0; right: 0; bottom: 0; margin: 0; padding: 2% 5% 2% 7%; display: flex; justify-content: space-between; gap: 1em;
  background: #050508; border-top: 1px solid var(--gold-lo); font: 700 max(10px, 2.15cqi)/1.2 var(--sans); font-stretch: 100%; letter-spacing: .12em; flex-wrap: wrap; row-gap: .4em; text-transform: uppercase; color: var(--gold); }
.front-strip { align-items: center; }
.front-strip > span { white-space: nowrap; }
.front-badge { padding: .45em .6em; border: 1px solid var(--gold); color: var(--white); letter-spacing: .1em; white-space: nowrap; }
.sticker { position: absolute; z-index: 3; right: 5%; top: 33%; width: 27%; aspect-ratio: 1; border-radius: 50%; display: grid; place-content: center; text-align: center;
  background: radial-gradient(circle at 35% 30%, var(--red-hi), var(--red) 55%, var(--red-lo)); color: var(--white); text-decoration: none; transform: rotate(-12deg);
  box-shadow: 0 8px 22px rgba(0, 0, 0, .55), inset 0 0 0 .5cqi rgba(255, 255, 255, .85), inset 0 0 0 1.1cqi var(--red); transition: transform .3s var(--ease); }
.sticker span { display: block; font-family: var(--sans); text-transform: uppercase; line-height: .95; }
.sticker-top { font: 900 7.2cqi/.9 var(--sans); font-stretch: 70%; }
.sticker-mid { font: 700 2.7cqi/1.2 var(--sans); font-stretch: 110%; letter-spacing: .12em; }
.sticker-bot { margin-top: .25em; font: 900 3.5cqi/1 var(--sans); font-stretch: 80%; letter-spacing: .04em; color: var(--gold-hi); }
.sticker:hover { transform: rotate(-6deg) scale(1.05); }
.sticker:focus-visible { outline-offset: 6px; border-radius: 50%; }
/* the shrink-wrap: a gloss that slides as the box turns */
.wrap { position: absolute; inset: 0; z-index: 4; pointer-events: none; mix-blend-mode: screen;
  background: linear-gradient(112deg, transparent 0 34%, rgba(255, 255, 255, .22) 42%, rgba(255, 255, 255, .05) 48%, transparent 56%) no-repeat;
  background-size: 260% 100%; background-position: var(--sheen, 70%) 0; }

/* pitch beside the box */
.pitch { order: 2; text-align: center; max-width: 30rem; }
.pitch-line { font: 900 clamp(44px, 3.6vw, 70px)/.9 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .005em; margin-bottom: 28px; color: var(--white); }
.pitch-fine { margin: 18px 0 0; font-size: 15px; color: var(--steel); }

/* back */
.back { order: 3; width: 100%; max-width: 560px; padding: 28px 24px; background: linear-gradient(180deg, #121216, #08080a); font-size: 16px; color: var(--white);
  border: 1px solid rgba(227, 176, 75, .35); box-shadow: 0 30px 80px rgba(0, 0, 0, .6); display: flex; flex-direction: column; gap: .9em; }
.front { order: 1; }
.back::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 26%; pointer-events: none;
  background: linear-gradient(180deg, rgba(8, 8, 10, .25), #0f0f13 96%), url("./media/art-stars.webp") 50% 35% / cover no-repeat; }
.back > * { position: relative; }
.back h2 { margin-top: 1.25em; text-shadow: 0 2px 14px rgba(0, 0, 0, .9); font: 900 2.45em/.9 var(--sans); font-stretch: 62%; text-transform: uppercase; color: var(--gold); letter-spacing: .005em; }
.back-lede { margin: 0; font-size: .95em; line-height: 1.45; color: #e9e9ec; }
.back-shots { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: .5em; }
.back-shots img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border: 1px solid var(--gold-lo); }
.back-shots span { display: block; margin-top: .35em; font: 700 max(11px, .74em)/1.2 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--steel); }
.checks { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .5em 1.1em; font-size: .87em; line-height: 1.28; color: #d9d9de; }
.checks li { position: relative; padding-left: 1.75em; }
.checks li::before { content: ""; position: absolute; left: 0; top: .1em; width: 1.15em; height: 1.15em; border-radius: 2px; background: var(--gold); }
.checks li::after { content: ""; position: absolute; left: .4em; top: .22em; width: .32em; height: .62em; border: solid var(--black); border-width: 0 .17em .17em 0; transform: rotate(45deg); }
.checks b { display: block; font-weight: 800; font-stretch: 85%; text-transform: uppercase; letter-spacing: .03em; color: var(--white); }
.req { border: 1px solid var(--steel); padding: .7em .9em; }
.req h3 { font: 800 .72em/1 var(--sans); font-stretch: 110%; letter-spacing: .14em; text-transform: uppercase; color: var(--white); margin-bottom: .6em; padding-bottom: .5em; border-bottom: 1px solid var(--steel); }
.req dl { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .3em 1.2em; font-size: .82em; line-height: 1.3; }
.req dt { font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--steel); }
.req dd { margin: 0; color: var(--white); }
.back-foot { margin-top: auto; display: flex; align-items: center; gap: 1em; }
.back-foot .btn { font-size: .85em; min-height: 2.8em; }
.back-foot p { margin: 0; font-size: .8em; color: var(--steel); }

/* 3D: with JS on a wide screen, the box is a solid object and scrolling turns it over */
@media (min-width: 900px) and (min-height: 860px) {
  .box3d .shelf { height: 300vh; }
  .box3d .shelf-stage { position: sticky; top: 0; height: 100vh; padding: var(--bar-h) var(--gutter) 0; display: grid; place-items: center; perspective: 2400px; }
  .box3d .box { display: block; position: relative; width: var(--W); height: var(--H); margin-top: -1vh; transform-style: preserve-3d;
    transform: translateX(var(--tx, 0)) rotateX(var(--rx, -7deg)) rotateY(var(--ry, 26deg)); will-change: transform; }
  .box3d .box.settled { will-change: auto; }
  .box3d .face { position: absolute; display: block; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
  .box3d .front, .box3d .back { inset: 0; width: var(--W); height: var(--H); max-width: none; aspect-ratio: auto; }
  .box3d .front { transform: translateZ(calc(var(--D) / 2)); box-shadow: none; }
  .box3d .back { display: flex; transform: rotateY(180deg) translateZ(calc(var(--D) / 2)); font-size: max(15px, calc(var(--H) / 46)); padding: 1.4em 1.7em 1.3em; gap: .72em; overflow: hidden; box-shadow: none; border: 0; }
  .box3d .back::after { content: ""; position: absolute; inset: .8em; border: 1px solid rgba(227, 176, 75, .3); pointer-events: none; }
  .box3d .spine, .box3d .side { top: 0; left: calc(50% - var(--D) / 2); width: var(--D); height: var(--H); }
  .box3d .spine { transform: rotateY(-90deg) translateZ(calc(var(--W) / 2)); display: grid; place-items: center; overflow: hidden;
    background: linear-gradient(90deg, #050507, #17171b 50%, #050507); border-block: 1px solid var(--gold-lo); }
  .box3d .spine img { position: absolute; left: 50%; top: 42%; width: calc(var(--D) * 2.3); max-width: none; transform: translate(-50%, -50%) rotate(-90deg); filter: drop-shadow(0 3px 6px rgba(0, 0, 0, .8)); }
  .box3d .spine span { position: absolute; bottom: 4%; font: 800 calc(var(--D) * .1)/1 var(--sans); font-stretch: 110%; letter-spacing: .12em; color: var(--gold); writing-mode: vertical-rl; transform: rotate(180deg); }
  .box3d .side { transform: rotateY(90deg) translateZ(calc(var(--W) / 2)); background: linear-gradient(90deg, #050507, #121215); }
  .box3d .lid { left: 0; top: calc(50% - var(--D) / 2); width: var(--W); height: var(--D); transform: rotateX(90deg) translateZ(calc(var(--H) / 2));
    background: linear-gradient(180deg, #222228, #0d0d10); }
  .box3d .pitch { position: absolute; right: calc(var(--gutter) + 2vw); top: 50%; width: min(44rem, 40vw); max-width: none; text-align: left; transform: translateY(calc(-50% + var(--bar-h) / 2 + var(--py, 0px)));
    opacity: var(--po, 1); }
  .box3d .pitch[inert] { visibility: hidden; }
  .box3d .pitch-line { white-space: nowrap; }
  /* the shelf shadow under the box */
  .box3d .shelf-stage::after { content: ""; position: absolute; left: 50%; bottom: 2vh; width: 40vw; height: 5vh; transform: translateX(calc(-50% + var(--tx, 0px)));
    background: radial-gradient(closest-side, rgba(0, 0, 0, .75), transparent); pointer-events: none; }
}

/* ---------- TRAILER ---------- */
.intro { padding: clamp(80px, 12vw, 160px) var(--gutter); background: var(--black); text-align: center; }
.intro h2 { font: 900 clamp(40px, 6.4vw, 96px)/.9 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .005em; margin-bottom: clamp(28px, 4vw, 48px); }
.screen { margin: 0 auto; max-width: 1320px; }
.screen video { display: block; width: 100%; height: auto; background: #000; box-shadow: 0 0 0 1px rgba(255, 255, 255, .08), 0 40px 100px rgba(0, 0, 0, .8); }
.screen-frame { position: relative; }
.play-trailer { all: unset; box-sizing: border-box; cursor: pointer; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: flex; align-items: center; gap: 16px;
  padding: 16px 30px 16px 22px; background: var(--red); border: 2px solid var(--red-hi); border-radius: 2px; color: var(--white); box-shadow: 0 14px 34px rgba(0, 0, 0, .6);
  font: 800 18px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; transition: background-color .2s var(--ease), transform .2s var(--ease); }
.play-trailer svg { width: 30px; height: 30px; fill: currentColor; }
.play-trailer:hover { background: #b81b14; transform: translate(-50%, calc(-50% - 1px)); }
.play-trailer:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.play-trailer[hidden] { display: none; }
.screen figcaption { margin: 18px auto 0; max-width: 60ch; font-size: 15px; color: var(--steel); }

/* ---------- MANUAL ---------- */
.manual { padding: clamp(80px, 10vw, 140px) var(--gutter); background: var(--black); display: grid; gap: clamp(48px, 7vw, 96px); justify-items: center; }
.manual-title { font: 900 clamp(40px, 6.4vw, 96px)/.9 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .005em; text-align: center; }
.spread { position: relative; width: 100%; max-width: 1380px; display: grid; grid-template-columns: 1fr 1fr; color: var(--ink);
  box-shadow: 0 34px 80px rgba(0, 0, 0, .55), 0 2px 0 var(--paper-edge), 0 4px 0 #c8c8c1; }
.page { position: relative; padding: clamp(32px, 4.2vw, 64px) clamp(28px, 4vw, 60px) 64px; background: var(--paper); font: 400 18px/1.6 var(--serif); }
.page-l { background: linear-gradient(270deg, #dcdcd5 0, #ececE7 2.2%, var(--paper) 7%); }
.page-r { background: linear-gradient(90deg, #d6d6cf 0, #ebebe5 2.2%, var(--paper) 7%); }
.page p { max-width: 62ch; }
.run { font: 600 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); padding-bottom: 12px; border-bottom: 1px solid var(--ink); margin-bottom: clamp(24px, 3vw, 44px); }
.page-r .run { text-align: right; }
.ch-num { margin: 0 0 4px; font: 900 clamp(96px, 11vw, 150px)/.8 var(--sans); font-stretch: 62%; color: var(--blue); }
.page h3 { font: 800 clamp(30px, 3.2vw, 46px)/1 var(--sans); font-stretch: 78%; text-transform: uppercase; letter-spacing: .005em; margin-bottom: 22px; }
.page h4 { font: 800 15px/1.2 var(--sans); letter-spacing: .12em; text-transform: uppercase; margin: 30px 0 12px; }
.note { font-size: 15px; font-style: italic; color: var(--ink-2); }
.folio { position: absolute; bottom: 22px; margin: 0; font: 700 13px/1 var(--sans); color: var(--ink-2); }
.page-l .folio { left: clamp(28px, 4vw, 60px); }
.page-r .folio { right: clamp(28px, 4vw, 60px); }
.tab { position: absolute; right: -34px; top: 96px; width: 34px; height: 76px; display: grid; place-items: center; background: var(--blue); color: var(--white);
  font: 900 22px/1 var(--sans); font-stretch: 70%; border-radius: 0 3px 3px 0; }
.spread:nth-of-type(2) .tab { top: 188px; }
.spread:nth-of-type(3) .tab { top: 280px; }

/* figure index with dotted leaders, manual style */
.tiers { list-style: none; margin: 26px 0 22px; padding: 0; border-top: 2px solid var(--ink); }
.tier { all: unset; box-sizing: border-box; cursor: pointer; width: 100%; min-height: 52px; padding: 12px 10px; display: flex; align-items: baseline; gap: 12px;
  border-bottom: 1px solid var(--ink); font: 800 19px/1.2 var(--sans); font-stretch: 85%; text-transform: uppercase; letter-spacing: .02em; color: var(--ink);
  transition: background-color .2s var(--ease), color .2s var(--ease); }
.tier span { font: 600 12px/1 var(--sans); font-stretch: 100%; letter-spacing: .1em; color: var(--ink-2); min-width: 4.6em; }
.tier small { margin-left: auto; padding-left: 12px; font: 400 15px/1.2 var(--serif); text-transform: none; letter-spacing: 0; color: var(--ink-2);
  display: flex; gap: 10px; flex: 1; justify-content: flex-end; }
.tier small::before { content: ""; flex: 1; border-bottom: 2px dotted #a7a7a0; transform: translateY(-.3em); }
.tier:hover { background: #e8e8e2; }
.tier[aria-pressed="true"] { background: var(--ink); color: var(--white); }
.tier[aria-pressed="true"] span, .tier[aria-pressed="true"] small { color: #cfcfcf; }
.tier[aria-pressed="true"] small::before { border-color: #6b6b6b; }
.tier:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

.fig { margin: 0; }
.fig + .fig { margin-top: 36px; }
.js .page-r .fig[data-state="off"] { display: none; }
.js .page-r .fig[data-state="on"] { animation: fig-in .5s var(--ease); }
@keyframes fig-in { from { opacity: .3; filter: blur(4px); } to { opacity: 1; filter: none; } }
.plate { all: unset; box-sizing: border-box; position: relative; display: block; width: 100%; cursor: zoom-in; border: 1px solid var(--ink); background: #000; }
.plate img { width: 100%; }
.plate:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.fig-solo { margin-top: 12px; }
.fig figcaption { margin-top: 14px; font: 400 16px/1.45 var(--serif); }
.fig figcaption b { font: 800 15px/1.3 var(--sans); letter-spacing: .02em; }
.key { margin: 10px 0 0; padding: 0; list-style: none; counter-reset: k; columns: 2; column-gap: 24px; font: 500 14px/1.35 var(--sans); }
.key li { counter-increment: k; display: flex; gap: 8px; break-inside: avoid; margin-bottom: 7px; }
.key li::before { content: counter(k); flex: none; width: 20px; height: 20px; border-radius: 50%; background: var(--blue); color: var(--white); display: grid; place-items: center; font: 800 11px/1 var(--sans); }
/* numbered markers on the captures */
.mk { position: absolute; left: var(--x); top: var(--y); width: clamp(20px, 2vw, 28px); aspect-ratio: 1; transform: translate(-50%, -50%); border-radius: 50%;
  display: grid; place-items: center; background: var(--blue); color: var(--white); border: 2px solid var(--white); font: 800 clamp(11px, 1vw, 14px)/1 var(--sans); font-style: normal;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .6); }
.g1 { --x: 61.2%; --y: 8.9%; } .g2 { --x: 67.8%; --y: 13.7%; } .g3 { --x: 53.6%; --y: 37.6%; } .g4 { --x: 74.8%; --y: 32%; } .g5 { --x: 19.8%; --y: 15%; }
.s1 { --x: 53.2%; --y: 46%; } .s2 { --x: 37.4%; --y: 8.9%; } .s3 { --x: 19.8%; --y: 15%; } .s4 { --x: 36%; --y: 17.6%; }
.p1 { --x: 45.6%; --y: 36.2%; } .p2 { --x: 37.4%; --y: 8.9%; } .p3 { --x: 19.8%; --y: 15%; } .p4 { --x: 94.3%; --y: 89.4%; }
.d1 { --x: 19.9%; --y: 13.9%; } .d2 { --x: 19.9%; --y: 26.4%; }
.t1 { --x: 95.4%; --y: 20.1%; } .t2 { --x: 25.4%; --y: 27.6%; } .t3 { --x: 44.2%; --y: 30.6%; } .t4 { --x: 93.8%; --y: 40.9%; } .t5 { --x: 35.6%; --y: 85.4%; }

.ways { width: 100%; border-collapse: collapse; font-size: 16px; }
.ways th, .ways td { padding: 11px 0; border-top: 1px solid var(--ink); text-align: left; vertical-align: top; }
.ways tr:last-child th, .ways tr:last-child td { border-bottom: 1px solid var(--ink); }
.ways th { width: 32%; padding-right: 14px; font: 800 14px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.rule-q { margin: 30px 0; padding: 22px 0 18px; border-block: 3px solid var(--blue); }
.rule-q p { margin: 0 0 10px; font: 600 italic clamp(21px, 2vw, 26px)/1.3 var(--serif); color: var(--blue-deep); }
.rule-q cite { font: 700 12px/1 var(--sans); font-style: normal; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.also { margin: 0; padding: 0; list-style: none; }
.also li { padding: 9px 0 9px 22px; border-bottom: 1px solid #c9c9c2; position: relative; }
.also li::before { content: ""; position: absolute; left: 2px; top: 1.05em; width: 8px; height: 8px; background: var(--blue); }

/* ---------- ERA POSTER (the fold-out) ---------- */
.poster { padding: clamp(80px, 10vw, 140px) var(--gutter); background: var(--black); }
.poster-sheet { position: relative; max-width: 1500px; margin: 0 auto; padding: clamp(32px, 5vw, 72px); background: var(--blue) url("./media/poster-paper.webp") center / 100% 100% no-repeat;
  box-shadow: 0 40px 100px rgba(0, 0, 0, .6); }
.poster-head { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(20px, 4vw, 64px); align-items: end; margin-bottom: clamp(28px, 4vw, 48px); }
.poster-head .poster-sub { margin: 0; }
.poster-sheet h2 { font: 900 clamp(44px, 6.6vw, 96px)/.88 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .005em; color: var(--white); }
.poster-sub { max-width: 52ch; font-size: 18px; color: #e6ebfb; }
.poster-art { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: clamp(12px, 1.6vw, 22px); margin-bottom: clamp(32px, 4vw, 56px); }
.poster-art figure { margin: 0; position: relative; border: 3px solid var(--gold); box-shadow: 0 16px 36px rgba(0, 0, 0, .4); }
.poster-art img { width: 100%; height: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.poster-art figcaption { position: absolute; left: 0; bottom: 0; padding: 7px 12px; background: var(--gold); color: var(--black); font: 800 13px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.eras { list-style: none; margin: 0; padding: 22px 0 0; border-top: 2px solid var(--gold); display: grid; grid-template-columns: repeat(9, 1fr); gap: clamp(8px, 1vw, 16px); font-variant-numeric: tabular-nums; }
.eras img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border: 2px solid var(--white); margin-bottom: 10px; }
.eras b { display: block; font: 900 clamp(24px, 2.4vw, 38px)/1 var(--sans); font-stretch: 62%; color: var(--gold); }
.eras span { display: block; margin-top: 4px; font: 600 13px/1.25 var(--sans); letter-spacing: .02em; color: var(--white); }

/* ---------- QUICK REFERENCE CARD ---------- */
.card-wrap { padding: clamp(40px, 6vw, 80px) var(--gutter) clamp(80px, 10vw, 140px); background: var(--black); display: grid; place-items: center; }
.ref-card { width: min(100%, 820px); background: var(--paper); color: var(--ink); transform: rotate(-1.2deg); box-shadow: 0 30px 70px rgba(0, 0, 0, .6); border-radius: 6px; overflow: hidden; }
.ref-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding: 18px 28px; background: var(--blue); color: var(--white); }
.ref-head h2 { font: 900 clamp(30px, 3.4vw, 44px)/1 var(--sans); font-stretch: 62%; text-transform: uppercase; }
.ref-head span { font: 600 12px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: #dfe6fb; }
.keys { margin: 0; padding: 22px 28px 8px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 36px; }
.keys div { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 11px 0; border-bottom: 1px solid #cfcfc8; }
.keys dt { font: 500 14px/1.4 var(--sans); color: var(--ink-2); }
.keys dd { margin: 0; font: 800 15px/1.2 var(--sans); text-transform: uppercase; letter-spacing: .05em; text-align: right; }
kbd { display: inline-grid; place-items: center; min-width: 30px; height: 30px; padding: 0 7px; margin-right: 4px; border-radius: 4px; background: linear-gradient(180deg, #ffffff, #e4e4df);
  border: 1px solid #a9a9a2; border-bottom-width: 3px; font: 800 13px/1 var(--sans); color: var(--ink); }
.ref-mods { margin: 0; padding: 18px 28px 24px; font: 400 16px/1.5 var(--serif); }
.ref-mods a { font-weight: 600; color: var(--blue); }

/* ---------- DISC: the close ---------- */
.disc-wrap { padding: clamp(80px, 11vw, 160px) var(--gutter); background: var(--black);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center; max-width: 1500px; margin: 0 auto; }
.disc { justify-self: end; width: min(100%, 520px); aspect-ratio: 1; position: relative; filter: drop-shadow(0 30px 50px rgba(0, 0, 0, .7)); }
.disc-plate { width: 100%; height: 100%; }
.disc-label { position: absolute; left: 50%; top: 9.5%; width: 52%; transform: translateX(-50%); display: grid; justify-items: center; gap: .6em; }
.disc-label img { width: 100%; }
.disc-label span { font: 700 clamp(11px, 1.1vw, 14px)/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--gold); }
.disc-wrap:has(.btn-red:hover) .disc, .disc-wrap:has(.btn-red:focus-visible) .disc { animation: spin 2.4s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.disc-copy h2 { font: 900 clamp(48px, 7vw, 96px)/.88 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .005em; margin-bottom: 22px; }
.disc-copy > p { max-width: 44ch; font-size: 19px; color: #e4e4e8; }
.disc-copy .btn { margin: 10px 0 26px; }
.fine { font-size: 14px; line-height: 1.5; color: var(--steel); max-width: 60ch; }

.foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding: 26px var(--gutter); border-top: 1px solid rgba(227, 176, 75, .35); background: #050507; font-size: 13px; color: var(--steel); }
.foot img { width: 150px; }
.foot p { margin: 0; }
.foot a { margin-left: auto; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--gold); text-decoration: none; }

/* lightbox */
#lightbox { width: min(96vw, 1700px); max-height: 94vh; padding: 0; border: 2px solid var(--gold); background: #000; color: var(--white); }
#lightbox::backdrop { background: rgba(0, 0, 0, .88); }
#lightbox img { width: 100%; max-height: 84vh; object-fit: contain; }
#lightbox p { margin: 0; padding: 12px 16px; font-size: 15px; }
.lb-close { all: unset; cursor: pointer; position: absolute; top: 8px; right: 8px; width: 44px; height: 44px; display: grid; place-items: center; background: var(--black); border: 2px solid var(--gold); color: var(--white); }
.lb-close svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: square; }
.lb-close:focus-visible { outline: 3px solid var(--gold); }

/* ---------- MODS PAGE: the mod-kit insert, printed like the manual ---------- */
.modpage { padding: calc(var(--bar-h) + clamp(48px, 7vw, 96px)) var(--gutter) clamp(80px, 10vw, 140px); background: var(--black-2); display: grid; gap: clamp(40px, 6vw, 80px); justify-items: center; }
.modpage-title { font: 900 clamp(48px, 7vw, 96px)/.88 var(--sans); font-stretch: 62%; text-transform: uppercase; letter-spacing: .005em; }
.split { width: 100%; max-width: 1380px; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); color: var(--ink); background: var(--paper);
  box-shadow: 0 34px 80px rgba(0, 0, 0, .55), 0 2px 0 var(--paper-edge), 0 4px 0 #c8c8c1; }
.split.flip { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.split.flip .copy { order: 2; }
.split .copy { padding: clamp(32px, 4.2vw, 60px) clamp(28px, 4vw, 56px); font: 400 18px/1.6 var(--serif); }
.split .copy h2 { font: 800 clamp(30px, 3.2vw, 46px)/1 var(--sans); font-stretch: 78%; text-transform: uppercase; margin-bottom: 22px; }
.split .shot { margin: 0; padding: clamp(32px, 4.2vw, 60px) clamp(28px, 4vw, 56px); background: linear-gradient(90deg, #d6d6cf 0, #ebebe5 1.6%, var(--paper) 5%); }
.split.flip .shot { background: linear-gradient(270deg, #d6d6cf 0, #ebebe5 1.6%, var(--paper) 5%); }
.split .shot img { width: 100%; border: 1px solid var(--ink); }
.split .shot figcaption { margin-top: 12px; font: 400 15px/1.45 var(--serif); color: var(--ink-2); }
.split .fine { color: var(--ink-2); }
.steps { margin: 0 0 1.2em; padding-left: 1.3em; }
.steps li { margin-bottom: .7em; }
.steps li::marker { font: 800 16px var(--sans); color: var(--blue); }
code { font: 600 .86em/1 ui-monospace, "SFMono-Regular", Menlo, monospace; background: #e7e7e1; border: 1px solid #c9c9c2; padding: 1px 5px; border-radius: 2px; color: var(--blue-deep); overflow-wrap: anywhere; }
.btn-ink { background: var(--ink); color: var(--white); }
.btn-ink:hover { background: #2b2b2b; }
.btn-line { background: transparent; color: var(--white); border-color: var(--steel); }
.btn-line:hover { border-color: var(--gold); color: var(--gold-hi); }
.play { width: 100%; max-width: 1000px; text-align: center; display: grid; justify-items: center; }
.play h2 { font: 900 clamp(40px, 5.6vw, 80px)/.9 var(--sans); font-stretch: 62%; text-transform: uppercase; margin-bottom: 18px; }
.play p { max-width: 60ch; color: #e4e4e8; }
.play p .btn { margin: 6px; }
.play .btn-lg { margin: 20px 0 22px; }

/* narrow */
@media (max-width: 899px) {
  .bar nav { display: none; }
  .bar .btn { margin-left: auto; }
  .spread, .split, .split.flip { grid-template-columns: minmax(0, 1fr); }
  .split.flip .copy { order: 0; }
  .page-l, .page-r { background: var(--paper); }
  .page-r { border-top: 1px dashed #bdbdb6; }
  .tab { display: none; }
  .poster-art, .poster-head { grid-template-columns: minmax(0, 1fr); }
  .poster-sheet { background-size: cover; }
  .eras { grid-template-columns: repeat(3, 1fr); row-gap: 22px; }
  .keys { grid-template-columns: minmax(0, 1fr); }
  .disc-wrap { grid-template-columns: minmax(0, 1fr); }
  .disc { justify-self: center; width: min(78vw, 360px); }
  .ref-card { transform: none; }
}
@media (max-width: 520px) {
  .bar { gap: 12px; }
  .bar-brand { font-size: 13px; letter-spacing: .08em; }
  .bar .btn { padding: 8px 14px; font-size: 13px; }
  .checks { grid-template-columns: minmax(0, 1fr); }
  .front-tag { bottom: 17%; }
  .key { columns: 1; }
  .ref-head { flex-direction: column; gap: 6px; }
  .foot a { margin-left: 0; }
  .tier { flex-wrap: wrap; row-gap: 4px; }
  .play-trailer { padding: 10px 16px 10px 12px; gap: 8px; font-size: 14px; white-space: nowrap; }
  .play-trailer svg { width: 22px; height: 22px; }
  .tier small { flex-basis: 100%; justify-content: flex-start; padding-left: calc(4.6em + 12px); margin-left: 0; }
  .tier small::before { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .001s !important; }
}