@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  color-scheme: dark;
  --color-paper: oklch(17% 0.02 295);
  --color-paper-2: oklch(21% 0.025 295);
  --color-paper-3: oklch(25% 0.03 295);
  --color-ink: oklch(95% 0.01 300);
  --color-ink-2: oklch(77% 0.02 300);
  --color-rule: oklch(32% 0.03 295);
  --color-accent: oklch(76% 0.13 295);
  --color-accent-on: oklch(22% 0.06 295);
  --color-field: oklch(62% 0.1 150);
  --color-water: oklch(52% 0.08 250);
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, monospace;
  --space-sm: 12px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: clamp(56px, 9vw, 112px);
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 12px;
}
* { box-sizing: border-box; }
html, body { overflow-x: clip; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--color-paper); color: var(--color-ink); font: 400 17px/1.6 var(--font-body); }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 4px; border-radius: 6px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--font-display); overflow-wrap: anywhere; }
ul { list-style: none; margin: 0; padding: 0; }

.topbar, main, footer { max-width: 1200px; margin: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: 16px; top: -64px; background: var(--color-accent); color: var(--color-accent-on); padding: 12px 20px; border-radius: 10px; font-weight: 700; }
.skip:focus { top: 16px; z-index: 10; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); padding-block: 20px; border-bottom: 1px solid var(--color-rule); }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 700 22px/1 var(--font-display); letter-spacing: -.03em; }
.brand img { width: 35px; height: 35px; border-radius: 8px; }
.topbar nav { display: flex; gap: clamp(14px, 2.4vw, 32px); font-size: 15px; font-weight: 600; color: var(--color-ink-2); }
.topbar nav a { white-space: nowrap; padding-block: 12px; }
.topbar nav a:hover, footer a:hover { color: var(--color-ink); text-decoration: underline; text-underline-offset: 5px; }

h1 { margin-bottom: 24px; font-size: clamp(44px, 6vw, 84px); line-height: 1; letter-spacing: -.05em; font-weight: 700; }
h2 { margin-bottom: var(--space-sm); font-size: clamp(30px, 3.6vw, 48px); line-height: 1.05; letter-spacing: -.04em; font-weight: 700; max-width: 18ch; }
h3 { font-size: 22px; letter-spacing: -.02em; margin-bottom: 6px; }
.lede { max-width: 38em; color: var(--color-ink-2); }
section { padding-block: var(--space-xl); border-top: 1px solid var(--color-rule); }

.button { min-height: 48px; display: inline-flex; align-items: center; padding: 0 22px; border-radius: 10px; font-size: 15px; font-weight: 700; white-space: nowrap; transition: background-color .15s; }
.button-primary { background: var(--color-accent); color: var(--color-accent-on); }
.button-primary:hover { background: oklch(82% 0.12 295); }

/* Hero */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center; border-top: 0; }
.hero .lede { font-size: clamp(17px, 1.6vw, 20px); max-width: 28em; }
.hero .button { margin-top: 32px; }
.hero small { display: block; margin-top: 16px; color: var(--color-ink-2); font-size: 14px; }
.plan { margin: 0; }
.plan-shot { display: block; width: 100%; height: auto; border: 1px solid var(--color-rule); border-radius: var(--radius); }
figcaption { margin-top: 10px; color: var(--color-ink-2); font-size: 14px; }

/* In the box */
.box-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: clamp(24px, 5vw, 72px); }
.box-grid .lede { max-width: 24em; }
.groups { display: grid; }
.groups > div { display: grid; grid-template-columns: minmax(0, 9em) minmax(0, 1fr); gap: var(--space-md); padding: 20px 0; border-top: 1px solid var(--color-rule); }
.groups > div:first-child { border-top: 0; padding-top: 0; }
.groups dt { font: 700 18px/1.3 var(--font-display); }
.groups dd { margin: 0; }
.groups p { color: var(--color-ink-2); font-size: 15px; line-height: 1.5; margin: 0 0 10px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { font: 13px/1 var(--font-mono); padding: 7px 12px; border: 1px solid var(--color-rule); border-radius: 999px; background: var(--color-paper-2); }

/* Games: tiles instead of a ruled list */
.band { margin: var(--space-lg) 0 0; }
.band img, .shelf img { display: block; width: 100%; height: auto; border: 1px solid var(--color-rule); border-radius: var(--radius); }
.shelf { margin: 12px 0 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.shelf figure { margin: 0; min-width: 0; }
.shelf figcaption { margin-top: 8px; font: 600 15px/1.3 var(--font-display); letter-spacing: -.01em; color: var(--color-ink); }
.games-cta { margin-top: var(--space-lg); }
.button-quiet { border: 1px solid var(--color-rule); color: var(--color-ink); }
.button-quiet:hover { background: var(--color-paper-2); border-color: var(--color-accent); }

/* Diagram */
.stack { margin-top: var(--space-lg); display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: var(--space-md); align-items: start; }
.layers { display: grid; gap: 44px; }
.layer { position: relative; display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: 20px; align-items: center; padding: 20px; border: 1px solid var(--color-rule); border-radius: var(--radius); background: var(--color-paper-2); }
.layer + .layer::before { content: ""; position: absolute; left: 50%; top: -44px; width: 2px; height: 44px; background: oklch(48% 0.05 295); }
.layer h3 { margin: 0; font: 600 13px/1.3 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--color-ink-2); }
.layer h3 small { display: block; margin-top: 4px; font: 400 12px/1.3 var(--font-body); letter-spacing: 0; text-transform: none; }
.row { display: grid; gap: 10px; }
.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.node { padding: 14px 16px; border: 1px solid var(--color-rule); border-radius: 10px; background: var(--color-paper); }
.node b { display: block; font: 600 17px/1.3 var(--font-display); }
.node span { display: block; margin-top: 2px; font-size: 14px; line-height: 1.45; color: var(--color-ink-2); }
.layer.top { background: var(--color-accent); border-color: var(--color-accent); }
.layer.top h3, .layer.top h3 small { color: var(--color-accent-on); }
.layer.top .node { background: oklch(88% 0.07 295); border-color: oklch(88% 0.07 295); }
.layer.top .node b, .layer.top .node span { color: var(--color-accent-on); }
.layer.core { background: var(--color-paper-3); border-color: var(--color-accent); }
.layer.core .node { border-color: var(--color-accent); }
.side { position: relative; padding: 20px; border: 1px dashed oklch(48% 0.05 295); border-radius: var(--radius); display: grid; gap: 20px; }
.side h3 { margin: 0; font: 600 13px/1.3 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--color-ink-2); }
.side b { display: block; font: 600 17px/1.3 var(--font-display); }
.side span { font-size: 14px; color: var(--color-ink-2); }
.side > div { padding-top: 16px; border-top: 1px solid var(--color-rule); }

/* Wiki, farming game, status */
.split { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(24px, 5vw, 72px); align-items: center; }
.wcard { border: 1px solid var(--color-rule); border-radius: var(--radius); background: var(--color-paper-2); overflow: hidden; }
.wcard .bar { display: flex; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--color-rule); font: 12px/1.4 var(--font-mono); color: var(--color-ink-2); }
.wtabs { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--color-rule); }
.wtabs button, .wbtn { min-height: 44px; padding: 0 16px; border: 1px solid var(--color-rule); border-radius: 999px; background: transparent; color: var(--color-ink); font: 600 14px/1 var(--font-body); cursor: pointer; transition: background-color .15s, border-color .15s; }
.wtabs button:hover, .wbtn:hover { background: var(--color-paper-3); border-color: var(--color-accent); }
.wtabs button[aria-selected="true"] { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-accent-on); }
.wtabs button:focus-visible, .wbtn:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }
.wpanel { padding: 20px 16px; min-height: 210px; display: grid; align-content: space-between; gap: 16px; }
.wpanel[hidden] { display: none; }
.wpanel p { margin: 0; font-size: 14px; color: var(--color-ink-2); }
.wrow { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.hp { height: 18px; border-radius: 9px; background: var(--color-paper); border: 1px solid var(--color-rule); overflow: hidden; }
.hp i { display: block; height: 100%; width: 100%; background: var(--color-accent); transition: width .2s; }
.slots { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; }
.slot { aspect-ratio: 1; border: 1px solid var(--color-rule); border-radius: 8px; background: var(--color-paper); }
.slot.on { background: var(--color-accent); border-color: var(--color-accent); }
.verbs { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 4px 20px; font: 700 clamp(30px, 4vw, 52px)/1.1 var(--font-display); letter-spacing: -.04em; }
.verbs li:nth-child(3n+2) { color: var(--color-accent); }
.pair { margin-top: var(--space-lg); display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); max-width: 44em; }
.pair p { color: var(--color-ink-2); font-size: 15px; line-height: 1.5; margin: 0; }
.status .lede { margin-bottom: 32px; }
.status ul { display: grid; gap: 20px; }
.status li { display: grid; grid-template-columns: minmax(0, 11em) minmax(0, 1fr); gap: var(--space-md); }
.status li b { font: 700 18px/1.3 var(--font-display); }
.status li span { color: var(--color-ink-2); font-size: 15px; }
footer { display: flex; justify-content: space-between; gap: var(--space-md); flex-wrap: wrap; padding-block: 28px 48px; border-top: 1px solid var(--color-rule); color: var(--color-ink-2); font-size: 14px; }
footer nav { display: flex; gap: 20px; }
footer a { padding-block: 10px; }

@media (max-width: 1023px) {
  .shelf { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stack { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 860px) {
  .layer { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .layer h3 small { display: inline; margin-left: 8px; }
  .hero, .box-grid, .split { grid-template-columns: minmax(0, 1fr); }
  .groups > div, .status li { grid-template-columns: minmax(0, 1fr); gap: 6px; }
}
@media (max-width: 640px) {
  .shelf { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topbar nav a:nth-child(-n+2) { display: none; }
  .c2, .c3, .pair { grid-template-columns: minmax(0, 1fr); }
  .hero .button { width: 100%; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }