:root {
  --bg: #101f19;
  --bg-2: #15281f;
  --bg-3: #1b3127;
  --line: #2b4234;
  --text: #f4efd9;
  --muted: #a9b8a3;
  --sun: #ffd77a;
  --amber: #f39c32;
  --bandana: #d8402a;
  --mono: ui-monospace, "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-gutter: stable; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: var(--sun); text-underline-offset: 4px; }
a:focus-visible, button:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid var(--sun); outline-offset: 4px; }
h1, h2, h3, p { margin-top: 0; }
code { font-family: var(--mono); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}
.skip { position: absolute; left: 16px; top: -60px; z-index: 10; background: var(--sun); color: var(--bg); padding: 8px 14px; }
.skip:focus { top: 16px; }

/* ------------------------------------------------------------ key art */

.keyart {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 560px;
  overflow: hidden;
  background: #f39c32;
}
.keyart.night { background: #0c1526; }
.layers { position: absolute; inset: 0; }
.layer {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 115%;
  image-rendering: pixelated;
  will-change: transform;
  pointer-events: none;
}
canvas.layer { object-fit: cover; object-position: 50% 100%; }
.logo {
  position: absolute;
  left: 50%;
  top: max(10vh, 72px);
  width: min(84vw, 760px);
  height: auto;
  translate: -50% 0;
  image-rendering: pixelated;
  will-change: transform, opacity;
  animation: logo-in 1.4s cubic-bezier(.2, .8, .2, 1) both;
}
@keyframes logo-in { from { opacity: 0; transform: translateY(-24px); } }

/* Fixed top bar: transparent over the key art (the big logo is in the scene),
   then a compact bar with the mini logo once the big one has scrolled away. */
.topbar {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 14px 28px;
  transition: background .25s, padding .25s, box-shadow .25s;
}
.topbar-logo { display: block; padding: 4px 0; opacity: 0; translate: -12px 0; pointer-events: none; transition: opacity .25s, translate .25s; }
.topbar-logo img { width: 150px; height: auto; image-rendering: pixelated; }
.topbar-nav { display: flex; gap: 10px; font: 600 12px var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.topbar-nav a { color: #5a2a12; background: #fff4cfd9; text-decoration: none; padding: 7px 11px; }
.topbar-nav a:hover { color: #2c140a; background: #fff4cf; }
.topbar-nav a[aria-current] { box-shadow: inset 0 -3px 0 var(--bandana); }
.lang-toggle {
  font: inherit; letter-spacing: inherit; cursor: pointer;
  padding: 7px 10px; border: 2px solid currentColor;
  color: #5a2a12; background: transparent;
}
.lang-toggle:hover { background: #fff4cf; }
.night-page .lang-toggle { color: #dfe5f2; }
.night-page .lang-toggle:hover { background: #0c1526; }
.topbar.scrolled .lang-toggle { color: var(--sun); }
.topbar.scrolled .lang-toggle:hover { background: #ffd77a1a; }
.night-page .topbar-nav a { color: #dfe5f2; background: #0c1526cc; }
.night-page .topbar-nav a:hover { color: #fff; background: #0c1526; }

.topbar.scrolled {
  padding-top: 8px;
  padding-bottom: 8px;
  background: #101f19e6;
  box-shadow: 0 1px 0 var(--line);
  backdrop-filter: blur(8px);
}
.topbar.scrolled .topbar-logo { opacity: 1; translate: 0 0; pointer-events: auto; }
.topbar.scrolled .topbar-nav a { color: var(--muted); background: transparent; }
.topbar.scrolled .topbar-nav a:hover { color: var(--sun); }
.topbar.scrolled .topbar-nav a[aria-current] { color: var(--text); }

.scroll-cue {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 22px;
  translate: -50% 0;
  display: grid;
  justify-items: center;
  gap: 8px;
  color: var(--muted);
  text-decoration: none;
  font: 600 11px var(--mono);
  letter-spacing: .3em;
  text-transform: uppercase;
}
.scroll-cue .arrow {
  width: 10px; height: 10px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  rotate: 45deg;
  animation: nudge 1.8s ease-in-out infinite;
}
@keyframes nudge { 50% { transform: translate(3px, 3px); } }

/* ------------------------------------------------------------ shared blocks */

main { overflow: hidden; flex: 1 0 auto; }
footer { flex-shrink: 0; }

.eyebrow {
  color: var(--amber);
  font: 700 12px var(--mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

.story {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(80px, 14vw, 160px) 24px 90px;
  text-align: center;
}
.story.compact { padding-top: clamp(56px, 9vw, 96px); padding-bottom: 60px; }
.story h1, .story h2 {
  font-size: clamp(38px, 6.5vw, 76px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.045em;
  margin-bottom: 28px;
}
.lede { color: var(--muted); font-size: clamp(17px, 2vw, 20px); max-width: 620px; margin: 0 auto 42px; }
.story .lede:last-child { margin-bottom: 0; }

.h2 {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 900;
  letter-spacing: -.04em;
  line-height: 1.05;
}

.button {
  display: inline-block;
  padding: 16px 30px;
  border: 0;
  background: var(--sun);
  color: #2a1609;
  font: 800 15px var(--mono);
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  box-shadow: 0 5px 0 #b8621f;
  transition: transform .12s, box-shadow .12s, background .12s;
}
.button:hover { background: #ffe5a3; transform: translateY(-2px); box-shadow: 0 7px 0 #b8621f; }
.button:active { transform: translateY(4px); box-shadow: 0 1px 0 #b8621f; }
.button.ghost { background: transparent; color: var(--sun); box-shadow: inset 0 0 0 2px var(--sun); }
.button.ghost:hover { background: #ffd77a14; box-shadow: inset 0 0 0 2px var(--sun); }
.button.small { padding: 10px 16px; font-size: 12px; box-shadow: 0 3px 0 #b8621f; }

.platforms { margin: 22px 0 4px; font: 600 14px var(--mono); letter-spacing: .08em; }
.platforms span { color: var(--muted); }
.version { color: var(--muted); font: 12px var(--mono); white-space: nowrap; }
.text-link { font: 600 14px var(--mono); letter-spacing: .06em; }

.sticker {
  display: inline-block;
  rotate: -3deg;
  background: var(--bandana);
  color: #fff4cf;
  font: 800 11px var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: 6px 10px;
  box-shadow: 3px 3px 0 #0006;
}

/* ------------------------------------------------------------ home */

.capture {
  position: relative;
  max-width: 1200px;
  margin: 0 auto 130px;
  padding: 0 24px;
}
.capture img {
  width: 100%;
  height: auto;
  image-rendering: pixelated;
  border: 6px solid var(--bg-2);
  box-shadow: 0 30px 80px #0008;
}
.capture figcaption {
  margin-top: 14px;
  color: var(--muted);
  font: 12px var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  text-align: right;
}

.pillars {
  max-width: 1120px;
  margin: 0 auto 140px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.pillars article { border-top: 2px solid var(--line); padding-top: 26px; }
.num { display: block; color: var(--amber); font: 800 14px var(--mono); letter-spacing: .2em; margin-bottom: 18px; }
.pillars h3 { font-size: 28px; letter-spacing: -.03em; line-height: 1.1; margin-bottom: 12px; }
.pillars p { color: var(--muted); }

.board {
  max-width: 760px;
  margin: 0 auto 140px;
  padding: 0 24px;
  text-align: center;
}
.top-runs { list-style: none; padding: 0; margin: 34px 0 26px; text-align: left; }
.top-runs li {
  display: grid;
  grid-template-columns: 52px 1fr auto auto;
  gap: 18px;
  align-items: baseline;
  padding: 16px 6px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
}
.top-runs li:first-child { border-top: 1px solid var(--line); }
.top-runs .rank { color: var(--muted); }
.top-runs li:nth-child(1) .rank { color: var(--sun); }
.top-runs .nick { font-family: system-ui, sans-serif; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.top-runs .score { color: var(--sun); font-weight: 700; }
.top-runs .time { color: var(--muted); font-size: 13px; min-width: 52px; text-align: right; }
.top-runs .empty { display: block; color: var(--muted); text-align: center; }

.open-dev {
  max-width: 1120px;
  margin: 0 auto 150px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.open-dev p { color: var(--muted); font-size: 18px; }
.planned { border-left: 3px solid var(--bandana); padding-left: 18px; }
.planned span { color: var(--text); font-weight: 700; }


/* ------------------------------------------------------------ downloads */

.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 30px; }
.section-head .h2 { margin-bottom: 0; }

.platform-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-bottom: 26px; }
.platform-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-2);
  border: 2px solid var(--line);
  padding: 30px 26px 24px;
  transition: border-color .15s, transform .15s;
}
.platform-card:hover { border-color: var(--amber); transform: translateY(-4px); }
.platform-card .sticker { position: absolute; top: -12px; right: 18px; }
.platform-card .sticker.ok { background: #3e6b45; }
.platform-icon { width: 48px; height: 48px; image-rendering: pixelated; margin-bottom: 20px; }
.platform-card h3 { font-size: 32px; letter-spacing: -.03em; line-height: 1; margin-bottom: 8px; }
.platform-card .quip { color: var(--sun); font-size: 15px; margin-bottom: 4px; }
.platform-card .architecture { color: var(--muted); font: 12px var(--mono); margin-bottom: 26px; }
.platform-card .button { width: 100%; }
.platform-card .file-size { color: var(--muted); font: 12px var(--mono); margin: 12px 0 22px; text-align: center; }
.platform-card .verification, .platform-card .platform-instructions { color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.guide-button { border: 1px solid var(--line); background: transparent; color: var(--sun); padding: 12px; margin: 0 0 16px; text-align: left; font: inherit; font-size: 14px; font-weight: 700; cursor: pointer; }
.guide-button:hover { border-color: var(--sun); }
html.guide-modal-open { overflow: hidden; }
.install-dialog { width: min(680px, calc(100vw - 32px)); max-height: calc(100dvh - 32px); margin: auto; padding: 0; overflow: hidden; border: 2px solid var(--line); background: var(--bg-2); color: var(--text); }
.install-dialog[open] { display: flex; flex-direction: column; }
.install-dialog::backdrop { background: #040d09d9; }
.install-dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px; border-bottom: 1px solid var(--line); flex-shrink: 0; }
.install-dialog-header h2 { font-size: clamp(20px, 4vw, 28px); line-height: 1.2; margin: 0; }
.guide-close { flex-shrink: 0; min-height: 44px; padding: 8px 12px; border: 1px solid var(--line); background: var(--bg); color: var(--sun); font: inherit; cursor: pointer; }
.guide-close:hover { border-color: var(--sun); }
.install-guide { min-height: 0; overflow-y: auto; padding: 20px; font-size: 15px; line-height: 1.6; overscroll-behavior: contain; }
.install-guide ol { padding-left: 1.4em; margin: 0 0 16px; }
.install-guide li { margin-bottom: 12px; }
.install-guide h3 { font-size: 18px; margin: 16px 0 8px; }
.install-guide p { margin-bottom: 12px; }
.install-guide pre { white-space: pre-wrap; overflow-wrap: anywhere; padding: 12px; background: var(--bg); font-size: 12px; margin-bottom: 12px; }
.checksum { margin-top: auto; border-top: 1px solid var(--line); padding-top: 14px; font-size: 13px; }
.checksum summary { cursor: pointer; font: 600 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.checksum code { display: block; overflow-wrap: anywhere; margin: 12px 0; font-size: 11px; color: var(--muted); }
.copy-button { font: 600 12px var(--mono); background: transparent; border: 1px solid var(--line); color: var(--sun); padding: 7px 10px; cursor: pointer; }
.copy-button:hover { border-color: var(--sun); }
.load-error { color: var(--sun); }
.download-footnote { color: var(--muted); font: 13px var(--mono); }
.download-footnote a { color: var(--muted); }



.download {
  padding: 110px 0 120px;
  background: linear-gradient(var(--bg), #0b1712);
  border-top: 1px solid var(--line);
}
.download .download-footnote { margin-bottom: 56px; }
.howto { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 36px; border-top: 2px solid var(--line); padding-top: 30px; }
.howto h3, .howto summary { font-size: 20px; font-weight: 800; letter-spacing: -.02em; margin-bottom: 10px; }
.howto summary { cursor: pointer; }
.howto p { color: var(--muted); font-size: 15px; margin-bottom: 0; }
.howto dl { margin: 6px 0 0; }
.howto dt { font: 700 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--sun); }
.howto dd { margin: 4px 0 12px; overflow-wrap: anywhere; font-size: 12px; color: var(--muted); }
kbd { font: 700 12px var(--mono); background: var(--bg-3); border: 1px solid var(--line); border-bottom-width: 3px; padding: 1px 6px; color: var(--text); }

/* ------------------------------------------------------------ info pages */

/* Slim forest strip instead of a full-screen hero: content starts right away. */
.keyart.strip { height: clamp(150px, 22vh, 210px); min-height: 0; }
/* Shift the crop up so the strip shows treetops and eyes, not just the ground. */
.strip .layer { height: calc(100% + 9vw); bottom: -9vw; }
.strip .logo { z-index: 2; top: 50%; translate: -50% -50%; width: min(64vw, 440px); }
.strip::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 55%; background: linear-gradient(transparent, var(--bg)); pointer-events: none; }

.lb { padding-top: 36px; padding-bottom: 90px; }
.lb-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; margin-bottom: 34px; }
.lb-head .eyebrow { margin-bottom: 10px; }
.lb-head h1 { font-size: clamp(36px, 5vw, 56px); font-weight: 900; letter-spacing: -.04em; line-height: 1; margin-bottom: 10px; }
.lb-lede { color: var(--muted); margin: 0; }

.podium { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 26px; }
.podium-slot { position: relative; min-width: 0; display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 2px 14px; padding: 16px 18px; background: var(--bg-2); border: 2px solid var(--line); }
.podium-slot.p1 { border-color: var(--sun); background: linear-gradient(90deg, #ffd77a1f, var(--bg-2) 70%); }
.podium-slot.p2 { border-color: #5d6b69; }
.podium-slot.p3 { border-color: #7a5236; }
.podium-slot .crown { position: absolute; top: -15px; left: 16px; width: 32px; height: auto; image-rendering: pixelated; }
.podium-slot .place { grid-column: 1 / -1; margin: 0; font: 800 11px var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.p1 .place { color: var(--sun); }
.p2 .place { color: #c9d3d0; }
.p3 .place { color: #d49a68; }
.podium-slot .who { margin: 0; font-size: 22px; font-weight: 900; letter-spacing: -.02em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.podium-slot .pts { margin: 0; font: 800 20px var(--mono); color: var(--sun); }
.podium-slot .meta { grid-column: 1 / -1; margin: 0; color: var(--muted); font: 12px var(--mono); }
.podium-slot.vacant .who { color: var(--muted); font-size: 16px; font-weight: 700; }

.controls { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font: 13px var(--mono); }
.controls label { color: var(--muted); letter-spacing: .1em; text-transform: uppercase; }
.controls select, .controls button {
  background: var(--bg-2); color: var(--text); border: 2px solid var(--line);
  padding: 8px 12px; font: 600 13px var(--mono); cursor: pointer;
}
.controls button:hover, .controls select:hover { border-color: var(--sun); }
#status { flex-basis: 100%; text-align: right; color: var(--muted); font-size: 12px; }

.table-scroll { overflow-x: auto; border: 2px solid var(--line); }
.table-scroll table { width: 100%; border-collapse: collapse; font: 14px var(--mono); white-space: nowrap; }
.table-scroll th, .table-scroll td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); }
.table-scroll th { color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .14em; background: var(--bg-2); position: sticky; top: 0; }
.table-scroll tbody tr:last-child td { border-bottom: 0; }
.table-scroll tbody tr:hover { background: #ffd77a0a; }
td.rank { color: var(--muted); width: 3em; }
td.nick { font-family: system-ui, sans-serif; font-weight: 700; }
td.score { color: var(--sun); font-weight: 700; }
td.empty { text-align: center; padding: 34px; color: var(--muted); white-space: normal; }
tr.top1 td { background: #ffd77a14; }
tr.top1 td.rank { color: var(--sun); font-weight: 800; box-shadow: inset 4px 0 0 var(--sun); }
tr.top2 td.rank { color: #c9d3d0; font-weight: 800; box-shadow: inset 4px 0 0 #8d9a97; }
tr.top3 td.rank { color: #d49a68; font-weight: 800; box-shadow: inset 4px 0 0 #a8683c; }

.lb-foot { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; margin-top: 18px; }
.lb-foot p { color: var(--muted); font: 13px var(--mono); margin: 0; max-width: 640px; }

/* ------------------------------------------------------------ footer */

footer {
  background: #0b1712;
  border-top: 1px solid var(--line);
  padding: 26px 28px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--muted);
  font: 12px var(--mono);
  letter-spacing: .1em;
  text-transform: uppercase;
}
footer p { margin: 0; }
footer nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--sun); }

/* Scroll reveal: only hidden when JS has marked the page ready. */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s cubic-bezier(.2, .8, .2, 1); }
.js .reveal.shown { opacity: 1; transform: none; }

@media (max-width: 820px) {
  .pillars, .open-dev, .howto { grid-template-columns: 1fr; gap: 40px; }
  .platform-grid { grid-template-columns: 1fr; }
  .section-head { display: block; }
  .topbar { padding-left: 16px; padding-right: 16px; }
  .topbar-logo img { width: 120px; }
  .top-runs li { grid-template-columns: 36px 1fr auto; }
  .top-runs .time { display: none; }
  .podium { display: none; } /* the table already highlights the top 3 */
  #status { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .logo, .scroll-cue .arrow { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .button, .platform-card { transition: none; }
}