.site-header nav > a.demo-nav-play { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 14px; border-radius: 999px; background: var(--ink); color: var(--paper-light); white-space: nowrap; transition: background-color .18s ease, transform .18s ease; }
.site-header nav > a.demo-nav-play:hover { background: var(--orange-dark); color: var(--paper-light); }
.demo-hero-play { border-color: var(--ink); color: var(--ink); background: var(--paper-light); }
.demo-hero-play:hover { background: #f1e7ce; }
.site-header nav > a.demo-nav-play:active, .demo-hero-play:active { transform: scale(.96); }
.demo-nav-play:focus-visible, .demo-hero-play:focus-visible { outline: 3px solid var(--orange-dark); outline-offset: 4px; }
@media (max-width: 960px) {
  .site-header nav > a:not(.language-link):not(.demo-nav-play) { display: none; }
  .site-header .nav-shell, .site-header nav { gap: 8px; }
  .site-header .brand { gap: 8px; white-space: nowrap; }
  .site-header nav > a.demo-nav-play { padding-inline: 12px; font-size: 13px; }
  .site-header nav > .language-link { min-width: 40px; min-height: 44px; display: inline-grid; place-items: center; }
}
@media (max-width: 360px) {
  .site-header .brand { font-size: 14px; }
  .site-header nav > a.demo-nav-play { padding-inline: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header nav > a.demo-nav-play, .demo-hero-play { transition: none; }
  .site-header nav > a.demo-nav-play:active, .demo-hero-play:hover, .demo-hero-play:active { transform: none; }
}
.case-preview { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 30px; margin-block: 28px 42px; border-radius: 24px; background: var(--paper-light); box-shadow: 0 2px 4px #321d1108, 0 12px 32px #321d1110; }
.case-preview h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); max-width: 650px; text-wrap: balance; }
.case-preview p { max-width: 50em; margin-top: 12px; }
.case-preview .button { flex-shrink: 0; }
.play-nav { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; padding-block: 22px; }
.play-languages { display: flex; flex-wrap: wrap; gap: 4px; }
.play-languages a { min-width: 40px; min-height: 40px; display: inline-grid; place-items: center; border-radius: 10px; font-size: 13px; }
.play-languages [aria-current] { background: var(--ink); color: var(--paper-light); text-decoration: none; }
.play-hero { padding-block: 22px 30px; max-width: 850px; }
.play-hero h1 { margin: 8px 0 16px; font: 700 clamp(2.25rem, 5vw, 4rem)/1.05 Georgia, serif; letter-spacing: -.045em; text-wrap: balance; }
.play-hero > p:last-child { color: var(--ink-soft); max-width: 65ch; }
.case-game { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); align-items: start; gap: 28px; }
.play-card { min-width: 0; background: var(--paper-light); border-radius: 26px; padding: clamp(16px, 2vw, 26px); box-shadow: 0 2px 3px #321d1108, 0 12px 36px #321d1110; }
.play-card h2 { font-size: 1.65rem; line-height: 1.12; margin-bottom: 16px; text-wrap: balance; }
.case-tray { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin-bottom: 18px; }
.piece-choice { position: relative; min-height: 94px; padding: 8px 4px; border: 2px solid transparent; border-radius: 14px; color: var(--ink); background: #f1e7ce; font-family: inherit; font-weight: 750; font-size: 12px; line-height: 1.3; cursor: pointer; transition: background-color .18s ease, transform .18s ease; }
.piece-choice img, .piece-choice [data-portrait] { display: block; width: 46px; height: 46px; margin: 0 auto 6px; border-radius: 10px; object-fit: cover; }
.piece-choice img { outline: 1px solid rgba(0,0,0,.1); }
.piece-choice .lunch-piece { font: 32px/46px system-ui; }
.piece-choice[aria-pressed="true"] { border-color: var(--orange-dark); background: #ffdfb5; }
.piece-choice.is-placed::after { content: '✓'; position: absolute; top: 2px; right: 4px; color: #345524; font-weight: 900; }
.current-clue { min-height: 58px; font-weight: 800; font-size: 15px; line-height: 1.5; padding: 12px 14px; margin-bottom: 16px; border-radius: 12px; background: #f6e5c1; }
.board-heading { display: flex; justify-content: space-between; gap: 14px; align-items: center; margin-bottom: 10px; font-size: 13px; font-weight: 800; }
.case-progress { font-variant-numeric: tabular-nums; }
.case-map { position: relative; --board-ink: rgb(24% 13% 6%); --plate-font: 11px; margin-top: 24px; margin-bottom: 22px; }
.case-board { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-template-rows: repeat(4, minmax(0, 1fr)); aspect-ratio: 1; border-radius: 14px; background: rgb(100% 99% 96%); overflow: hidden; outline: 3px solid var(--board-ink); box-shadow: 0 4px 6px rgb(24% 13% 6% / 25%); }
.case-cell { position: relative; display: grid; place-items: center; min-width: 0; min-height: 0; overflow: hidden; border: 0; border-top: 1px solid rgb(24% 13% 6% / 16%); border-left: 1px solid rgb(24% 13% 6% / 16%); border-radius: 0; padding: 0; font: inherit; color: var(--board-ink); background: var(--room-bg); }
.cell-first-row { border-top: 0; }
.cell-first-column { border-left: 0; }
.room-edge-top { border-top: 3px solid rgb(24% 13% 6% / 80%); }
.room-edge-left { border-left: 3px solid rgb(24% 13% 6% / 80%); }
button.case-cell { cursor: pointer; transition: box-shadow .18s ease, filter .18s ease; }
button.case-cell:hover { box-shadow: inset 0 0 0 3px var(--orange-dark); }
button.case-cell:focus-visible { outline: 3px solid var(--orange); outline-offset: -4px; z-index: 2; }
.zone-desks { --room-bg: rgb(97% 93% 84%); }
.zone-lobby { --room-bg: rgb(64% 71% 79%); }
.zone-break_area { --room-bg: rgb(76% 85% 66%); }
.zone-boss_office { --room-bg: rgb(76% 55% 52%); }
.is-occupiable::before { content: ''; position: absolute; inset: 0; background: rgb(255 255 255 / 32%); pointer-events: none; }
.cell-floor { position: absolute; inset: 0; pointer-events: none; }
.floor-carpet { background: url('/assets/demo/floor-carpet.svg') repeat; }
.floor-stone { background: url('/assets/demo/floor-stone.svg') 0 0 / 100% 100%; }
.floor-parquet { background: url('/assets/demo/floor-parquet.svg') 0 0 / 100% 100%; }
.floor-dots { background: url('/assets/demo/floor-dots.svg') 0 0 / 100% 100%; }
.cell-scenery { position: relative; width: 60%; height: 60%; object-fit: contain; pointer-events: none; }
.cell-piece { position: absolute; inset: 8%; pointer-events: none; display: grid; place-items: center; }
.cell-piece img { width: 100%; height: 100%; object-fit: contain; border-radius: 18%; outline: 1px solid rgba(0,0,0,.1); box-shadow: 0 2px 5px #321d1140; }
.cell-piece .lunch-piece { font-size: clamp(28px, 4vw, 48px); filter: drop-shadow(0 2px 1px #321d1140); }
.has-piece .cell-scenery { position: absolute; width: 30%; height: 30%; right: 1px; bottom: 1px; opacity: .65; }
.zone-plate { position: absolute; z-index: 3; width: max-content; max-width: calc(100% - 8px); padding: 2px 7px; border: 1.5px solid var(--board-ink); border-radius: 999px; background: white; color: var(--board-ink); font: 600 var(--plate-font)/1.08 Georgia, serif; font-variant: small-caps; letter-spacing: .4px; text-align: center; transform: translate(-50%, -50%); pointer-events: none; }
.game-tools { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.game-tools button, .accuse-choice { min-height: 44px; padding: 10px 14px; font: inherit; font-size: 14px; border: 1px solid #321d1133; border-radius: 12px; color: var(--ink); background: #fffaf0; cursor: pointer; transition: background-color .18s ease, transform .18s ease; }
.game-tools button:disabled, .piece-choice:disabled { opacity: .5; cursor: default; }
.game-tools button:not(:disabled):hover, .accuse-choice:hover { background: #ffe2b4; }
.piece-choice:not(:disabled):active, .game-tools button:not(:disabled):active, .accuse-choice:active { transform: scale(.96); }
.game-status { min-height: 66px; margin-top: 14px; font-size: 14px; line-height: 1.5; color: var(--ink-soft); }
.case-clues { list-style: decimal; padding-left: 24px; }
.case-clues li { padding: 12px; margin: 8px 0; border-radius: 12px; line-height: 1.6; }
.case-clues li.is-current { background: #ffe2b4; box-shadow: inset 3px 0 var(--orange-dark); }
.case-clues li.is-solved { color: #435b35; }
.case-clues li.is-solved::marker { content: '✓  '; }
.case-rules { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.case-rules p { font-size: 14px; line-height: 1.75; }
.case-accusation { margin-top: 22px; }
.accuse-options { display: flex; flex-wrap: wrap; gap: 8px; }
.case-result { margin-top: 24px; padding: 22px; border-radius: 18px; background: #dde9cf; }
.case-result p { margin: 12px 0 20px; }
.case-game [hidden], [data-needs-js][hidden] { display: none; }
.case-solution { margin-block: 30px; padding: 24px; border-radius: 20px; background: var(--paper-light); }
.case-solution summary { cursor: pointer; min-height: 44px; font-weight: 850; }
.case-solution ol { padding-left: 24px; max-width: 75ch; }
.case-solution li { margin: 14px 0; }
.case-source { color: var(--ink-soft); font-size: 13px; max-width: 80ch; margin-bottom: 30px; }
.play-footer { padding-block: 0 50px; }
.play-footer p { margin-top: 14px; font-size: 14px; color: var(--ink-soft); }
@media (max-width: 760px) {
  .case-preview { flex-direction: column; align-items: flex-start; padding: 24px; }
  .case-game { grid-template-columns: 1fr; gap: 22px; }
  .play-card { border-radius: 20px; }
  .play-hero { padding-top: 6px; }
  .play-nav { padding-block: 16px; }
  .piece-choice { font-size: 11px; }
  .game-status { min-height: 44px; }
  .cell-piece .lunch-piece { font-size: clamp(26px, 8vw, 48px); }
}
@media (prefers-reduced-motion: reduce) {
  .piece-choice, .case-cell, .game-tools button, .accuse-choice { transition: none; }
  .piece-choice:not(:disabled):active, .game-tools button:not(:disabled):active, .accuse-choice:active { transform: none; }
}