:root {
  color-scheme: dark;
  --bg: #151620;
  --panel: #1d1e2b;
  --line: #37394b;
  --text: #f7f5ee;
  --muted: #b7b8c7;
  --lime: #e3fa9b;
  --lavender: #b1a1ff;
  font-family: "Yu Gothic", "Hiragino Sans", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--lavender); outline-offset: 4px; }
.wrap { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }
.masthead, .footer { display: flex; align-items: center; justify-content: space-between; }
.masthead { height: 80px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; gap: 11px; align-items: center; font: 800 17px/1 system-ui; letter-spacing: .09em; }
.mark { display: grid; place-items: center; width: 32px; aspect-ratio: 1; background: var(--lime); color: #171820; border-radius: 8px; font-size: 20px; }
.nav-link, .footer a { color: var(--muted); font-size: 13px; font-weight: 700; }
.nav-link span { color: var(--lime); margin-left: 6px; }
.hero { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; align-items: center; padding: 58px 0 64px; border-bottom: 1px solid var(--line); }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0; color: var(--lime); font: 700 11px/1.5 ui-monospace, monospace; letter-spacing: .15em; }
.eyebrow > span { width: 8px; height: 8px; background: var(--lime); border-radius: 2px; }
h1 { font-size: clamp(49px, 6.1vw, 88px); line-height: 1.08; letter-spacing: -.1em; margin: 20px 0 22px; font-weight: 900; }
h1 em { color: var(--lime); font-style: normal; }
.intro { color: var(--muted); font-size: 15px; line-height: 1.95; margin: 0 0 26px; }
.cta { display: inline-flex; align-items: center; justify-content: space-between; gap: 25px; padding: 13px 17px; background: var(--lime); color: #171820; border: 1px solid var(--lime); border-radius: 9px; font-size: 14px; font-weight: 850; }
.cta:hover { background: #f0ffc7; }
.hero-art { position: relative; overflow: hidden; display: grid; align-items: center; aspect-ratio: 1.13; border: 1px solid #49465e; border-radius: 16px; background: radial-gradient(ellipse at 50% 48%, #38335b 0%, transparent 68%), radial-gradient(circle, #48445d 1px, transparent 1px) 0 0 / 19px 19px, #202133; }
.hero-art svg { width: 100%; max-height: 95%; }
.art-label, .art-caption { position: absolute; left: 16px; color: #cecadf; font: 700 10px/1.5 ui-monospace, monospace; letter-spacing: .12em; }
.art-label { top: 15px; }
.art-caption { bottom: 12px; right: 16px; display: flex; justify-content: space-between; }
.art-caption span { color: var(--lime); }
.works { padding: 45px 0 58px; }
.works-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin: 8px 0; }
h2 { margin: 0; font-size: clamp(31px, 5vw, 46px); letter-spacing: -.045em; }
.filters { display: flex; flex-wrap: wrap; gap: 6px; }
.filters button { padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--muted); font-size: 12px; font-weight: 750; }
.filters button:hover { border-color: var(--lime); }
.filters button[aria-pressed="true"] { background: var(--lime); border-color: var(--lime); color: #171820; }
.count { color: var(--muted); font: 13px/1.5 ui-monospace, monospace; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 16px; }
.card { display: flex; align-items: stretch; min-height: 155px; overflow: hidden; border: 1px solid var(--line); border-radius: 13px; background: var(--panel); }
.tile { flex: 0 0 27%; display: grid; place-items: center; font-size: 46px; color: #242039; background-image: radial-gradient(#22223535 1px, transparent 1px); background-size: 11px 11px; }
.tile.game { background-color: var(--lavender); }
.tile.app { background-color: #ffb8a6; }
.card-body { padding: 17px; }
.card-label { margin: 0 0 5px; color: var(--lime); font-size: 11px; font-weight: 750; }
.card-title { margin: 0; font-size: 20px; }
.card-description, .empty { margin: 6px 0 10px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.card-link { color: var(--text); font-size: 13px; font-weight: 800; }
.card-link:hover, .footer a:hover { color: var(--lime); text-decoration: underline; }
.footer { min-height: 76px; border-top: 1px solid var(--line); color: var(--muted); font: 700 12px/1.5 ui-monospace, monospace; }
.demo { max-width: 550px; padding-block: 40px; }
.demo h1 { font-size: clamp(33px, 7vw, 50px); letter-spacing: -.04em; }
.demo p { line-height: 1.7; }
.board { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin: 18px 0; }
.board button { aspect-ratio: 1; max-height: 115px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); color: #171820; font-size: 28px; }
.board button.active { background: var(--lime); }
.timer-input { width: 85px; padding: 8px; background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 8px; }
.timer-display { font: 700 clamp(55px, 15vw, 100px)/1 ui-monospace, monospace; color: var(--lime); margin: 24px 0; }
@media (max-width: 740px) {
  .wrap { width: calc(100% - 36px); }
  .masthead { height: 62px; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding: 32px 0; }
  .hero-art { aspect-ratio: 1.35; max-height: 340px; }
  .works { padding-block: 32px; }
  .works-head { align-items: start; flex-direction: column; }
}