:root {
  /* Typography compliance: Space Grotesk for readable explanatory copy that keeps the site modern without losing the geometric pixel rhythm. Use IBM Plex Mono for hashes */
  --deep-cartridge-navy: #10162F;
  --dawn-mint: #7FFFD4;
  --block-butter: #FFE66D;
  --coral-nonce: #FF6B6B;
  --validator-violet: #7C5CFF;
  --paper-receipt-cream: #FFF6D6;
  --archive-ink: #25213F;
  --display: "Press Start 2P", monospace;
  --copy: "Space Grotesk", "Inter", system-ui, sans-serif;
  --mono: "IBM Plex Mono", monospace;
  --step-shadow: 8px 8px 0 var(--archive-ink);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; overflow: hidden; background: var(--deep-cartridge-navy); color: var(--paper-receipt-cream); }
body {
  font-family: var(--copy);
  image-rendering: pixelated;
  background:
    linear-gradient(45deg, rgba(255, 230, 109, .08) 25%, transparent 25%) 0 0/16px 16px,
    linear-gradient(45deg, transparent 75%, rgba(127, 255, 212, .07) 75%) 0 0/16px 16px,
    var(--deep-cartridge-navy);
}
button { font: inherit; }

.cartridge-frame {
  position: fixed;
  inset: 18px;
  overflow: hidden;
  border: 4px solid var(--archive-ink);
  outline: 4px solid var(--paper-receipt-cream);
  background: var(--deep-cartridge-navy);
  box-shadow: 0 0 0 8px var(--validator-violet), 0 0 0 12px var(--archive-ink), inset 0 0 0 10px rgba(16,22,47,.22);
}
.bezel-corner { position: absolute; z-index: 20; width: 46px; height: 46px; border: 4px solid var(--paper-receipt-cream); background: var(--archive-ink); }
.corner-a { left: 22px; top: 34px; box-shadow: 8px 8px 0 var(--coral-nonce); }
.corner-b { right: 22px; bottom: 62px; box-shadow: -8px -8px 0 var(--dawn-mint); }

.ledger-day { display: flex; height: 100%; width: 500%; transform: translateX(0); transition: transform 560ms steps(7, end); will-change: transform; }
.time-chamber { position: relative; width: 20%; min-width: 20%; height: 100%; overflow: hidden; padding: clamp(58px, 7vw, 96px) clamp(28px, 5vw, 72px) 74px; border-right: 4px solid var(--archive-ink); color: var(--archive-ink); }
.time-chamber::before { content: ""; position: absolute; inset: 0; opacity: .38; background: linear-gradient(var(--archive-ink) 2px, transparent 2px) 0 0/40px 40px, linear-gradient(90deg, var(--archive-ink) 2px, transparent 2px) 0 0/40px 40px; pointer-events: none; }
.time-chamber::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 120%, rgba(37,33,63,.32), transparent 48%); pointer-events: none; }
.chamber-dawn { background: linear-gradient(180deg, #FFF6D6 0 32%, #7FFFD4 32% 57%, #FFE66D 57% 100%); }
.chamber-morning { background: linear-gradient(180deg, #7FFFD4 0 39%, #FFF6D6 39% 68%, #FFE66D 68% 100%); }
.chamber-noon { background: linear-gradient(180deg, #FFE66D 0 34%, #FFF6D6 34% 68%, #7FFFD4 68% 100%); }
.chamber-dusk { background: linear-gradient(180deg, #7C5CFF 0 36%, #FF6B6B 36% 60%, #25213F 60% 100%); color: var(--paper-receipt-cream); }
.chamber-midnight { background: linear-gradient(180deg, #10162F 0 51%, #25213F 51% 100%); color: var(--paper-receipt-cream); }

.pixel-sky { position: absolute; inset: 0 0 auto; height: 44%; overflow: hidden; background: repeating-linear-gradient(180deg, rgba(255,255,255,.18) 0 12px, transparent 12px 24px); }
.pixel-sky::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 18px, rgba(37,33,63,.1) 18px 20px); }
.clock-disc { position: absolute; display: block; width: 148px; height: 148px; left: 10%; top: 18%; background: var(--block-butter); border: 4px solid var(--archive-ink); box-shadow: 12px 12px 0 var(--coral-nonce); animation: tickFloat 2.4s steps(3, end) infinite; }
.clock-disc.small { left: 70%; width: 112px; height: 112px; box-shadow: 8px 8px 0 var(--validator-violet); }
.clock-disc.high { left: 46%; top: 10%; background: var(--paper-receipt-cream); }
.moon { background: var(--paper-receipt-cream); box-shadow: 16px 0 0 var(--validator-violet), 8px 8px 0 var(--archive-ink); }
.moon.full { left: 77%; background: var(--dawn-mint); }
.dither-cloud { position: absolute; width: 140px; height: 52px; border: 4px solid var(--archive-ink); background: var(--paper-receipt-cream); box-shadow: 8px 8px 0 var(--validator-violet); animation: cloudHop 2s steps(3, end) infinite; }
.dc-a { right: 20%; top: 28%; }.dc-b { left: 16%; top: 30%; }

.scene-label, h1, h2, .blink-caption, .hour-dot, .console-footer button, .auto-toggle { font-family: var(--display); text-transform: lowercase; line-height: 1.35; }
.scene-label { position: absolute; top: 28px; left: 28px; z-index: 4; padding: 10px 14px; border: 4px solid currentColor; background: var(--paper-receipt-cream); color: var(--archive-ink); box-shadow: 6px 6px 0 var(--archive-ink); font-size: clamp(10px, 1.1vw, 15px); }
.chamber-dusk .scene-label, .chamber-midnight .scene-label { background: var(--archive-ink); color: var(--paper-receipt-cream); border-color: var(--paper-receipt-cream); box-shadow: 6px 6px 0 var(--coral-nonce); }
.pixel-placard { position: relative; z-index: 3; max-width: 760px; padding: clamp(18px, 3vw, 34px); border: 4px solid var(--archive-ink); background: var(--paper-receipt-cream); color: var(--archive-ink); box-shadow: var(--step-shadow); }
.title-screen { margin: 6vh 0 0 6vw; }
h1 { margin: 16px 0; font-size: clamp(31px, 7vw, 92px); letter-spacing: -4px; color: var(--validator-violet); text-shadow: 6px 0 0 var(--dawn-mint), 10px 10px 0 var(--archive-ink); }
h2 { margin: 10px 0 16px; font-size: clamp(17px, 2.4vw, 34px); }
p { font-size: clamp(15px, 1.2vw, 19px); line-height: 1.5; }
.stamp, code { font-family: var(--mono); letter-spacing: .04em; font-size: 12px; }
.blink-caption { color: var(--coral-nonce); animation: blink 1s steps(2, end) infinite; }

.tile-landscape, .chain-path, .fork-garden { position: absolute; z-index: 2; display: grid; gap: 8px; }
.dawn-grid { right: 8vw; bottom: 15vh; grid-template-columns: repeat(4, 84px); transform: rotate(-2deg); }
.block-tile { display: grid; place-items: center; width: 84px; height: 84px; border: 4px solid var(--archive-ink); background: var(--block-butter); color: var(--archive-ink); font-family: var(--mono); font-weight: 800; box-shadow: 6px 6px 0 var(--archive-ink); animation: clack 900ms steps(4, end) both; }
.block-tile:nth-child(2n) { animation-delay: 130ms; }.block-tile:nth-child(3n) { animation-delay: 240ms; }
.block-tile.mint { background: var(--dawn-mint); }.block-tile.coral { background: var(--coral-nonce); }.block-tile.selected { background: var(--validator-violet); color: var(--paper-receipt-cream); }
.fork-ghost { opacity: .42; transform: translateY(42px); filter: saturate(.4); }
.chain-thread { position: absolute; z-index: 1; right: 14vw; bottom: 10vh; display: flex; gap: 18px; }
.chain-thread span { width: 46px; height: 20px; border: 4px solid var(--archive-ink); background: var(--dawn-mint); transform: skewX(-14deg); }

.hash-receipt { position: absolute; z-index: 3; display: grid; gap: 8px; width: 270px; padding: 14px; border: 2px dashed var(--archive-ink); background: var(--paper-receipt-cream); color: var(--archive-ink); font-family: var(--mono); box-shadow: 6px 6px 0 rgba(37,33,63,.45); }
.receipt-dawn { left: 9vw; bottom: 13vh; }.hover-receipt { right: 10vw; bottom: 11vh; transform: translateY(24px); opacity: .78; transition: transform 260ms steps(3, end), opacity 260ms steps(3, end); }.hover-receipt.revealed { transform: translateY(0); opacity: 1; }
.checksum-stamps { position: absolute; z-index: 3; display: flex; gap: 8px; transform: rotate(3deg); }
.checksum-stamps span { display: grid; place-items: center; width: 62px; height: 46px; border: 3px solid var(--archive-ink); background: var(--coral-nonce); color: var(--paper-receipt-cream); font-family: var(--mono); font-weight: 800; box-shadow: 4px 4px 0 var(--archive-ink); }
.dawn-stamps { right: 12vw; top: 24vh; }.midnight-stamps { right: 13vw; bottom: 29vh; transform: rotate(-4deg); }.midnight-stamps span { border-color: var(--paper-receipt-cream); background: var(--validator-violet); box-shadow: 4px 4px 0 var(--dawn-mint); }

.side-note { margin: 14vh 0 0 8vw; width: min(520px, 44vw); }
.mempool-cloud { position: absolute; z-index: 2; width: 150px; height: 82px; border: 4px solid var(--archive-ink); background: var(--paper-receipt-cream); box-shadow: 8px 8px 0 var(--validator-violet); animation: cloudHop 1.8s steps(3, end) infinite; }
.mempool-cloud::before, .mempool-cloud::after { content: ""; position: absolute; border: 4px solid var(--archive-ink); background: inherit; }
.mempool-cloud::before { width: 62px; height: 62px; left: 14px; top: -32px; }.mempool-cloud::after { width: 72px; height: 72px; right: 12px; top: -42px; }
.mempool-cloud span { position: relative; z-index: 2; top: 28px; left: 48px; font-family: var(--display); font-size: 12px; }
.cloud-a { left: 54%; top: 28%; }.cloud-b { left: 69%; top: 45%; animation-delay: .4s; }.cloud-c { left: 44%; top: 72%; transform: scale(.72); animation-delay: .8s; }
.firefly { position: absolute; z-index: 4; width: 22px; height: 22px; border: 3px solid var(--archive-ink); background: var(--coral-nonce); box-shadow: 0 0 0 5px var(--block-butter); animation: fireflyHop 1.25s steps(4, end) infinite; cursor: pointer; }
.f1 { left: 42%; top: 54%; }.f2 { left: 52%; top: 68%; animation-delay: .3s; }.f3 { left: 62%; top: 58%; animation-delay: .6s; }
.morning-chain { right: 11vw; bottom: 23vh; grid-template-columns: repeat(5, 84px); }
.fare-popup { position: absolute; z-index: 8; display: none; padding: 8px 10px; border: 3px solid var(--archive-ink); background: var(--block-butter); color: var(--archive-ink); font-family: var(--mono); font-size: 11px; box-shadow: 4px 4px 0 var(--archive-ink); pointer-events: none; }.fare-popup.visible { display: block; }

.validator-rooftop { position: absolute; z-index: 2; bottom: 16vh; width: 210px; height: 130px; border: 4px solid var(--archive-ink); background: var(--validator-violet); box-shadow: 10px 10px 0 var(--archive-ink); }
.validator-rooftop::before { content: ""; position: absolute; left: -16px; top: -42px; border-left: 118px solid transparent; border-right: 118px solid transparent; border-bottom: 42px solid var(--coral-nonce); }
.validator-rooftop i { position: absolute; left: 96px; top: -92px; width: 12px; height: 58px; background: var(--archive-ink); }.validator-rooftop b { position: absolute; left: 80px; top: -102px; width: 44px; height: 28px; border: 4px solid var(--archive-ink); background: var(--dawn-mint); animation: signalBlink .7s steps(2, end) infinite; }.validator-rooftop span { position: absolute; left: 28px; bottom: 20px; font-family: var(--mono); color: var(--paper-receipt-cream); }
.roof-a { left: 8vw; }.roof-b { left: 38vw; bottom: 21vh; }.roof-c { left: 68vw; }
.merkle-branch { position: absolute; z-index: 1; left: 28vw; top: 24vh; width: 44vw; height: 28vh; fill: var(--block-butter); stroke: var(--archive-ink); stroke-width: 8; filter: drop-shadow(8px 8px 0 rgba(37,33,63,.45)); }
.noon-card { margin: 6vh auto 0; width: min(650px, 50vw); }.timestamp-sundial { position: absolute; z-index: 3; right: 12vw; top: 18vh; width: 116px; height: 116px; border: 4px solid var(--archive-ink); background: var(--paper-receipt-cream); box-shadow: 8px 8px 0 var(--validator-violet); }.timestamp-sundial span { position: absolute; left: 53px; top: 10px; width: 10px; height: 58px; background: var(--coral-nonce); transform-origin: 50% 48px; animation: dialSweep 3.2s steps(8, end) infinite; }.timestamp-sundial b { position: absolute; left: 41px; bottom: 18px; font-family: var(--display); font-size: 15px; color: var(--archive-ink); }
.receipt-strip { position: absolute; z-index: 5; left: 34vw; bottom: 10vh; display: grid; gap: 8px; }.receipt-strip code { display: block; padding: 8px 10px; border: 3px solid var(--archive-ink); background: var(--paper-receipt-cream); color: var(--archive-ink); box-shadow: 4px 4px 0 var(--validator-violet); }

.fork-garden { left: 9vw; bottom: 20vh; grid-template-columns: repeat(4, 84px); }.constellation { position: absolute; inset: 12vh 8vw auto auto; width: 44vw; height: 42vh; }.constellation::before { content: ""; position: absolute; inset: 40px; background: linear-gradient(45deg, transparent 48%, var(--paper-receipt-cream) 48% 52%, transparent 52%), linear-gradient(-26deg, transparent 48%, var(--dawn-mint) 48% 52%, transparent 52%); opacity: .8; }.finality-star { position: absolute; width: 28px; height: 28px; background: var(--block-butter); border: 3px solid var(--paper-receipt-cream); box-shadow: 0 0 0 5px var(--validator-violet); animation: starPin 1.1s steps(3, end) infinite; }.s1 { left: 10%; top: 22%; }.s2 { left: 34%; top: 12%; animation-delay: .2s; }.s3 { left: 62%; top: 32%; animation-delay: .4s; }.s4 { left: 78%; top: 8%; animation-delay: .6s; }.s5 { left: 48%; top: 64%; animation-delay: .8s; }
.dusk-note { margin: 17vh 0 0 42vw; width: min(640px, 48vw); }.finality-seal { position: absolute; z-index: 4; right: 10vw; bottom: 16vh; display: grid; place-items: center; width: 126px; height: 126px; border: 6px double var(--paper-receipt-cream); background: var(--coral-nonce); color: var(--paper-receipt-cream); font-family: var(--display); font-size: 13px; transform: rotate(-12deg); box-shadow: 9px 9px 0 var(--archive-ink); animation: sealStamp 1.8s steps(3, end) infinite; }

.archive-shelves { position: absolute; z-index: 2; left: 7vw; bottom: 15vh; display: grid; gap: 16px; }.shelf-row { display: flex; gap: 12px; padding: 12px; border: 4px solid var(--paper-receipt-cream); background: var(--archive-ink); box-shadow: 8px 8px 0 var(--validator-violet); }.shelf-row span { display: grid; place-items: center; width: 78px; height: 92px; border: 4px solid var(--archive-ink); background: var(--block-butter); color: var(--archive-ink); font-family: var(--mono); }.midnight-card { margin: 12vh 0 0 51vw; width: min(590px, 42vw); }.hash-caterpillar { position: absolute; right: 11vw; bottom: 11vh; display: flex; gap: 4px; animation: crawl 1.5s steps(5, end) infinite; }.hash-caterpillar i { width: 34px; height: 34px; border: 3px solid var(--paper-receipt-cream); background: var(--dawn-mint); }
.receipt-bird { position: absolute; z-index: 4; width: 54px; height: 34px; right: 28vw; top: 35vh; border: 3px solid var(--archive-ink); background: var(--paper-receipt-cream); animation: birdFlap 1s steps(2, end) infinite; }.receipt-bird::before { content: ""; position: absolute; right: -16px; top: 8px; border-left: 16px solid var(--coral-nonce); border-top: 8px solid transparent; border-bottom: 8px solid transparent; }.receipt-bird b { position: absolute; left: 8px; top: 8px; width: 18px; height: 12px; background: var(--dawn-mint); border: 2px solid var(--archive-ink); }

.hash-crawl { position: absolute; z-index: 10; left: 0; right: 0; height: 22px; overflow: hidden; color: var(--dawn-mint); background: var(--archive-ink); font-family: var(--mono); white-space: nowrap; animation: hashMarch 8s steps(18, end) infinite; }.hash-crawl-top { top: 0; }.hash-crawl-bottom { bottom: 42px; color: var(--block-butter); animation-direction: reverse; }
.console-hud { position: absolute; z-index: 13; top: 24px; right: 92px; display: grid; grid-template-columns: 18px minmax(180px, auto) 96px; align-items: center; gap: 10px; padding: 8px 10px; border: 3px solid var(--archive-ink); background: var(--paper-receipt-cream); color: var(--archive-ink); box-shadow: 5px 5px 0 var(--archive-ink); font-family: var(--mono); font-size: 11px; }.hud-light { width: 14px; height: 14px; border: 2px solid var(--archive-ink); background: var(--coral-nonce); box-shadow: 0 0 0 4px var(--block-butter); animation: blink 1.2s steps(2, end) infinite; }.auto-toggle { height: 28px; border: 3px solid var(--archive-ink); background: var(--dawn-mint); color: var(--archive-ink); font-size: 8px; cursor: pointer; box-shadow: 3px 3px 0 var(--archive-ink); }.auto-toggle.running { background: var(--coral-nonce); color: var(--paper-receipt-cream); transform: translate(3px, 3px); box-shadow: none; }
.hour-rail { position: absolute; z-index: 12; right: 20px; top: 54px; display: grid; gap: 8px; }.hour-dot { width: 58px; min-height: 48px; border: 3px solid var(--archive-ink); background: var(--paper-receipt-cream); color: var(--archive-ink); box-shadow: 4px 4px 0 var(--archive-ink); cursor: pointer; font-size: 10px; }.hour-dot em { display: block; margin-top: 3px; font-family: var(--mono); font-size: 9px; font-style: normal; }.hour-dot.active { background: var(--coral-nonce); color: var(--paper-receipt-cream); transform: translate(4px, 4px); box-shadow: none; }
.console-footer { position: absolute; z-index: 12; left: 0; right: 0; bottom: 0; height: 42px; display: grid; grid-template-columns: 160px 1fr 160px; border-top: 4px solid var(--archive-ink); background: var(--paper-receipt-cream); color: var(--archive-ink); }.console-footer button { border: 0; border-right: 4px solid var(--archive-ink); background: var(--block-butter); color: var(--archive-ink); font-size: 10px; cursor: pointer; }.console-footer button:last-child { border-right: 0; border-left: 4px solid var(--archive-ink); }.ticker { display: grid; place-items: center; font-family: var(--mono); font-weight: 700; }

@keyframes blink { 50% { opacity: 0; } }
@keyframes tickFloat { 50% { transform: translate(10px, -10px); } }
@keyframes clack { from { transform: translateY(-40px) scale(.9); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }
@keyframes cloudHop { 50% { transform: translateY(-14px); } }
@keyframes fireflyHop { 25% { transform: translate(28px, -16px); } 50% { transform: translate(54px, 4px); } 75% { transform: translate(84px, -20px); } }
@keyframes signalBlink { 50% { background: var(--block-butter); box-shadow: 0 0 0 8px var(--dawn-mint); } }
@keyframes starPin { 50% { transform: scale(1.35) rotate(45deg); } }
@keyframes crawl { to { transform: translateX(-50px); } }
@keyframes birdFlap { 50% { transform: translateY(-12px); } }
@keyframes hashMarch { to { text-indent: -180px; } }
@keyframes dialSweep { to { transform: rotate(360deg); } }
@keyframes sealStamp { 50% { transform: rotate(-12deg) scale(1.12); } }

@media (max-width: 850px) {
  .cartridge-frame { inset: 10px; }
  .bezel-corner { display: none; }
  .time-chamber { padding-left: 18px; padding-right: 18px; }
  .title-screen, .side-note, .noon-card, .dusk-note, .midnight-card { margin-left: 0; width: calc(100vw - 84px); max-width: none; }
  h1 { font-size: 34px; letter-spacing: -2px; }
  .dawn-grid, .morning-chain, .fork-garden, .archive-shelves { transform: scale(.72); transform-origin: left bottom; }
  .dawn-grid { right: -52px; }
  .roof-b, .roof-c, .merkle-branch, .constellation, .receipt-strip { opacity: .55; }
  .hour-rail { top: 44px; right: 10px; }
  .console-hud { right: 76px; grid-template-columns: 18px 1fr; }
  .auto-toggle { display: none; }
  .console-footer { grid-template-columns: 116px 1fr 116px; }
}