:root {
  color-scheme: dark;
  --night: #111827;
  --panel: #192130;
  --panel-selected: #202736;
  --ink: #eee6d3;
  --muted: #a8adba;
  --gold: #cfb87c;
  --gold-dim: #746b52;
  --line: #414959;
  --pixel-font: "Courier New", "Liberation Mono", monospace;
  --text-font: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 280px; background: var(--night); }
body { margin: 0; color: var(--ink); font: 15px/1.8 var(--text-font); }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
button, a, .game-card { touch-action: manipulation; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--ink); outline-offset: 5px; }
::selection { background: var(--gold); color: var(--night); }

.screen-shell { width: min(1104px, calc(100% - 80px)); margin: 0 auto; padding: 44px 0 25px; }
.title-screen { text-align: center; padding-bottom: 32px; }
.presents { margin: 0 0 4px; color: var(--gold); font: bold 12px/1.6 var(--pixel-font); letter-spacing: .32em; padding-left: .32em; }
h1 { margin: 0; font: bold clamp(29px, 4.7vw, 60px)/1.25 var(--pixel-font); letter-spacing: .075em; padding-left: .075em; color: #f0e5c9; text-shadow: 3px 3px 0 #5b503c; }
.mode { margin: 14px auto 12px; color: var(--gold); font: bold 14px/1.5 var(--pixel-font); letter-spacing: .22em; }
.mode span { display: inline-block; vertical-align: 1px; margin: 0 16px; font-size: 9px; }
.tagline { margin: 0; color: var(--muted); font-size: 13px; letter-spacing: .08em; }

.selection-screen { position: relative; border: 1px solid var(--gold-dim); padding: 22px; box-shadow: inset 0 0 0 4px var(--night), inset 0 0 0 5px #30384a, 4px 4px 0 #090f1a; }
.selection-screen::before, .selection-screen::after { content: ""; position: absolute; width: 5px; height: 5px; background: var(--gold); top: -3px; }
.selection-screen::before { left: -3px; }
.selection-screen::after { right: -3px; }
.selection-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 18px; }
.selection-heading h2 { margin: 0; font-size: 14px; font-weight: 500; letter-spacing: .08em; }
.selection-count { font: 12px/1.5 var(--pixel-font); letter-spacing: .12em; color: var(--gold); white-space: nowrap; }
.game-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: 22px; }
.game-card { display: flex; flex-direction: column; min-width: 0; background: var(--panel); border: 2px solid var(--line); padding: 0; cursor: pointer; }
.game-card.is-selected { background: var(--panel-selected); border-color: var(--gold); box-shadow: 3px 3px 0 #0b111e; }
.card-heading { display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.game-number { display: flex; align-items: center; gap: 7px; color: #9d9f9e; font: bold 15px/1 var(--pixel-font); }
.selection-cursor { display: inline-block; width: 10px; height: 12px; background: var(--gold); clip-path: polygon(0 0, 30% 0, 30% 17%, 60% 17%, 60% 33%, 100% 33%, 100% 67%, 60% 67%, 60% 83%, 30% 83%, 30% 100%, 0 100%); visibility: hidden; }
.is-selected .selection-cursor { visibility: visible; }
.is-selected .game-number { color: var(--gold); }
.card-heading h3 { margin: 0; font-size: 18px; font-weight: 600; letter-spacing: .045em; color: #c8cbd0; }
.is-selected .card-heading h3 { color: var(--ink); }
.banner-wrap { margin: 12px 12px 0; border: 1px solid #090e18; position: relative; }
.banner-wrap::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px #ffffff12; pointer-events: none; }
.game-banner { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; image-rendering: pixelated; }
.card-content { display: flex; flex-direction: column; flex: 1; padding: 16px; }
.work-title { margin: 0 0 8px; font-size: 16px; font-weight: 500; line-height: 1.7; }
.game-description { flex: 1; margin: 0 0 19px; min-height: 24px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.card-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 13px; border-top: 1px solid var(--line); }
.status { display: inline-flex; align-items: center; gap: 8px; color: #b0b5bf; font-size: 12px; white-space: nowrap; }
.status::before { content: ""; width: 5px; height: 5px; background: #848c9c; }
.status.is-published { color: #bac8a5; }
.status.is-published::before { background: #adbf8f; }
.action-button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; gap: 18px; padding: 7px 18px; background: #222a38; border: 1px solid #697080; border-radius: 0; color: var(--ink); font-size: 13px; text-decoration: none; cursor: pointer; }
.is-selected .action-button { border-color: var(--gold-dim); color: #edddb6; background: #303033; }
.action-button:hover { background: #3d3c36; border-color: var(--gold); }
.action-arrow { color: var(--gold); font: 14px/1 var(--pixel-font); }
.controls { text-align: center; padding: 21px 0 10px; color: var(--muted); font-size: 11px; }
.controls p { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px 22px; margin: 0; }
.controls .touch-hint { display: block; margin-top: 8px; font-size: 11px; color: #8d96a7; }
.control-label { color: var(--gold); }
kbd { display: inline-block; min-width: 22px; padding: 0 5px; margin-right: 3px; border: 1px solid #4e576a; font: 11px/20px var(--pixel-font); color: #c3c8d0; }
.site-footer { text-align: center; font-size: 11px; line-height: 1.9; color: #969eac; }
.footer-rule { display: flex; align-items: center; gap: 16px; margin: 8px 0 18px; color: var(--gold-dim); font-size: 8px; }
.footer-rule::before, .footer-rule::after { content: ""; height: 1px; flex: 1; background: #353d4d; }
.site-footer p { margin: 4px 0; overflow-wrap: anywhere; }
.site-footer .credit { margin-top: 14px; font-size: 11px; color: #a3a9b5; }
.credit span { color: var(--gold); font: bold 13px var(--pixel-font); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.noscript-message a { color: var(--gold); }

.work-dialog { width: min(440px, calc(100% - 36px)); padding: 5px; border: 1px solid var(--gold); border-radius: 0; background: var(--night); color: var(--ink); box-shadow: 6px 6px 0 #080c16; }
.work-dialog::backdrop { background: #070c16d9; }
.dialog-inner { text-align: center; padding: 27px 18px; border: 1px solid var(--line); }
.dialog-label { color: var(--gold); font-size: 12px; letter-spacing: .2em; margin: 0 0 10px; }
.work-dialog h2 { font-size: 22px; margin: 0; }
#dialog-description { font-size: 14px; margin: 20px 0 25px; line-height: 2; }
.work-dialog .action-button { width: 100%; }

@media (min-width: 1600px) { .screen-shell { padding-top: 60px; } }
@media (max-width: 900px) {
  .screen-shell { width: calc(100% - 40px); padding-top: 32px; }
  .selection-screen { padding: 18px; }
  .game-list { gap: 16px; }
  .card-heading { padding: 12px; gap: 8px; }
  .card-heading h3 { font-size: 15px; letter-spacing: 0; }
  .card-content { padding: 13px 12px; }
  .work-title { font-size: 14px; }
  .game-description { font-size: 11px; }
  .action-button { padding-inline: 13px; gap: 10px; }
}
@media (max-width: 650px) {
  .screen-shell { width: calc(100% - 28px); padding-top: 30px; }
  .title-screen { padding-bottom: 26px; }
  h1 { font-size: clamp(25px, 7.4vw, 44px); letter-spacing: .025em; padding-left: .025em; text-shadow: 2px 2px 0 #5b503c; }
  .presents { font-size: 10px; margin-bottom: 8px; }
  .mode { font-size: 12px; letter-spacing: .15em; margin-top: 13px; }
  .mode span { margin: 0 9px; font-size: 7px; }
  .tagline { font-size: 11px; letter-spacing: 0; }
  .selection-screen { padding: 15px 12px; }
  .selection-heading { gap: 5px; margin-bottom: 14px; }
  .selection-heading h2 { font-size: 12px; letter-spacing: 0; }
  .selection-count { font-size: 10px; letter-spacing: 0; }
  .game-list { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .card-heading h3 { font-size: 17px; }
  .banner-wrap { margin: 9px 9px 0; }
  .card-content { padding: 14px 12px; }
  .work-title { font-size: 14px; }
  .game-description { font-size: 11px; margin-bottom: 14px; }
  .controls { padding-top: 22px; }
  .controls p { gap: 9px 14px; }
  .control-label { flex-basis: 100%; }
  .site-footer { font-size: 10px; padding: 0 3px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; } }