/* Casual arcade skin shared by 机器人叠叠乐 and AI 摸鱼事务所 (plus their lobby cards). */
@font-face {
  font-family: "AlimamaShuHeiTi";
  src: url(../font/AlimamaShuHeiTi-Bold.woff2) format("woff2"), url(../font/AlimamaShuHeiTi-Bold.woff) format("woff");
  font-weight: 700; font-display: swap;
}
/* Page palette shared by the lobby and the four arcade pages (formerly in games-v2.css). */
.games-page { --paper: #f8faf9; --paper-deep: #eaf0ee; --paper-card: #fff; --line: #cfdcda; --ink: #213834; --ink-soft: #536b67; --accent: #197d70; --accent-deep: #126354; --good: #16816d; --bad: #bd4054; }
:root[data-theme="dark"] .games-page { --paper: #171e20; --paper-deep: #253235; --paper-card: #1e292c; --line: #3c5255; --ink: #e9f2ef; --ink-soft: #b2c7c5; --accent: #7cdac6; --accent-deep: #9cedd9; --good: #7bdcba; --bad: #ff98a3; }
.games-main { max-width: 1420px; }
.games-page .page-title { margin-bottom: 14px; padding-bottom: 18px; }
.games-page {
  --a-ink: #262842; --a-card: #ffffff; --a-soft: #f3f1ff; --a-muted: #5d6385;
  --a-coral: #ff6b81; --a-teal: #26c6b4; --a-sun: #ffc93c; --a-grape: #a48bff; --a-sky: #6c7ae0;
  --a-display: "AlimamaShuHeiTi", "Microsoft YaHei", "PingFang SC", sans-serif;
  --a-edge: 2.5px solid var(--a-ink);
}
:root[data-theme="dark"] .games-page { --a-card: #25264a; --a-soft: #1d1e3d; --a-muted: #b4b8dc; }
:root[data-theme="dark"] .games-page { --a-edge: 2.5px solid #0f1024; }
.games-page:has(.stack-main, .office-main, .gpu-main, .parcel-main) {
  background-color: #f6f3ff;
  background-image: radial-gradient(#d9d3ff 1.2px, transparent 1.2px);
  background-size: 22px 22px;
}
:root[data-theme="dark"] .games-page:has(.stack-main, .office-main, .gpu-main, .parcel-main) {
  background-color: #14152e; background-image: radial-gradient(#2a2b55 1.2px, transparent 1.2px);
}
:is(.stack-main, .office-main, .gpu-main, .parcel-main) { --ink-soft: var(--a-muted); }

/* Heading */
:is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
:is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) > div:not([class$="actions"]) { min-width: 0; }
:is(.stack-top-actions, .office-heading-actions, .gpu-heading-actions, .parcel-heading-actions) { flex-shrink: 0; }
:is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) h1 {
  font-family: var(--a-display) !important; font-weight: 700; font-size: 30px; margin: 0; letter-spacing: .5px;
  color: var(--a-ink); text-shadow: 3px 3px 0 var(--game-color, var(--a-coral)); overflow-wrap: anywhere;
}
:root[data-theme="dark"] :is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) h1 { color: #fff; text-shadow: 3px 3px 0 var(--game-color, var(--a-coral)); }
:is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) .section-label {
  display: inline-block; padding: 1px 10px; border-radius: 99px; border: 2px solid var(--a-ink); background: var(--a-sun);
  color: var(--a-ink); font-size: 11px; transform: rotate(-2deg); margin-bottom: 2px;
}
:is(.stack-main, .office-main, .gpu-main, .parcel-main) .icon-btn {
  border: var(--a-edge); border-radius: 12px; background: var(--a-card); color: var(--ink);
  box-shadow: 0 3px 0 var(--a-ink); transition: transform .08s, box-shadow .08s;
}
:is(.stack-main, .office-main, .gpu-main, .parcel-main) .icon-btn:hover:not(:disabled) { background: var(--a-soft); color: var(--ink); transform: translateY(-1px); box-shadow: 0 4px 0 var(--a-ink); }
:is(.stack-main, .office-main, .gpu-main, .parcel-main) .icon-btn:active:not(:disabled) { transform: translateY(3px); box-shadow: 0 0 0 var(--a-ink); }
:is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) .icon-btn { width: 42px; height: 42px; }

/* Chunky arcade buttons */
:is(.stack-main, .office-main, .gpu-main, .parcel-main, .stack-feature) .action-btn {
  border: var(--a-edge); border-radius: 14px; background: var(--a-card); color: var(--ink);
  box-shadow: 0 4px 0 var(--a-ink); font-weight: 800; transition: transform .08s, box-shadow .08s, filter .1s;
}
:is(.stack-main, .office-main, .gpu-main, .parcel-main, .stack-feature) .action-btn:hover:not(:disabled) { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 5px 0 var(--a-ink); }
:is(.stack-main, .office-main, .gpu-main, .parcel-main, .stack-feature) .action-btn:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 0 0 var(--a-ink); }
:is(.stack-main, .office-main, .gpu-main, .parcel-main) .action-btn.primary { background: var(--game-color, var(--a-coral)); color: var(--a-ink); }
:is(.stack-main, .office-main, .gpu-main, .parcel-main) button:disabled { box-shadow: 0 2px 0 var(--a-ink); }

/* HUD stat cards */
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) { display: grid; gap: 10px; padding: 0; border: 0; }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:not([class]) {
  position: relative; padding: 8px 12px 7px 14px; border: var(--a-edge); border-radius: 16px; background: var(--a-card);
  box-shadow: 0 4px 0 var(--a-ink); overflow: hidden; min-width: 0;
}
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:not([class])::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 6px; background: var(--chip, var(--a-teal));
}
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:nth-child(1) { --chip: var(--a-coral); }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:nth-child(2) { --chip: var(--a-teal); }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:nth-child(3) { --chip: var(--a-grape); }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:nth-child(4) { --chip: var(--a-sun); }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div > span { display: block; color: var(--a-muted); font-size: 11px; font-weight: 700; letter-spacing: 1px; }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong {
  display: block; font-family: var(--a-display) !important; font-weight: 700; font-size: 26px; line-height: 1.15;
  font-variant-numeric: tabular-nums; color: var(--ink); white-space: nowrap;
}
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:first-child strong { color: var(--a-coral); }
:is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong span { font-family: inherit !important; font-size: 13px; color: var(--a-muted); }
:is(.stack-hud-action, .office-hud-action, .gpu-hud-action, .parcel-hud-action) { display: flex; align-items: center; justify-content: flex-end; }

/* Stage frame */
:is(.stack-world, .office-scene, .gpu-scene, .parcel-scene) {
  position: relative; border: 3px solid var(--a-ink); border-radius: 24px; overflow: hidden;
  box-shadow: 0 6px 0 var(--a-ink), 0 18px 30px -12px #26284266; background: var(--a-soft);
}
:is(.stack-pause-layer, #office-paused, .gpu-dim, .parcel-dim) {
  position: absolute; inset: 0; z-index: 3; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  background: #1b1c3acc; color: #fff; backdrop-filter: blur(3px);
}
:is(.stack-pause-layer, #office-paused, .gpu-dim, .parcel-dim) strong { font-family: var(--a-display) !important; font-size: 32px; text-shadow: 3px 3px 0 var(--a-coral); }
:is(.stack-intro-layer, #office-intro, #gpu-intro, #parcel-intro) .action-btn.primary { min-width: 190px; min-height: 54px; font-size: 17px; border-radius: 18px; }
:is(.stack-intro-layer, #office-intro, #gpu-intro, #parcel-intro) .action-btn.primary svg { width: 20px; height: 20px; }
:is(.stack-intro-layer, #office-intro, #gpu-intro, #parcel-intro) p { padding: 4px 10px; border-radius: 10px; border: 2px solid var(--a-ink); }

/* Tool bar */
:is(.stack-tools, .office-tools) button { position: relative; }
:is(.stack-tool, .office-tool) {
  display: inline-flex; align-items: center; justify-content: center; gap: 4px; border: var(--a-edge); border-radius: 14px;
  background: var(--a-card); color: var(--ink); box-shadow: 0 4px 0 var(--a-ink); transition: transform .08s, box-shadow .08s;
}
:is(.stack-tool, .office-tool):active:not(:disabled) { transform: translateY(4px); box-shadow: 0 0 0 var(--a-ink); }
:is(.stack-tool, .office-tool) > span {
  position: absolute; top: -9px; right: -8px; min-width: 22px; height: 22px; padding: 0 5px; display: grid; place-items: center;
  border-radius: 99px; border: 2px solid var(--a-ink); background: var(--a-sun); color: var(--a-ink) !important;
  font-family: var(--a-display) !important; font-size: 12px !important; line-height: 1;
}
:is(.stack-tool, .office-tool):disabled > span { background: #d4d6e6; }

/* Status bubble */
:is(.stack-status, .office-feedback, .gpu-feedback, .parcel-feedback) { align-items: center; }
:is(#stack-message, #office-message, #gpu-message, #parcel-message) {
  display: inline-block; padding: 4px 12px; border-radius: 99px; background: var(--a-card); border: 2px solid var(--a-ink);
  color: var(--ink); font-weight: 700;
}
:is(#local-best, #office-best, #gpu-best, #parcel-best):not(:empty) { font-weight: 700; color: var(--a-muted); }

/* Side cards */
:is(.stack-side, .office-side, .gpu-side, .parcel-side) { border: 0; padding: 0; display: flex; flex-direction: column; gap: 18px; }
:is(.stack-next, .stack-rules, .stack-board, .office-rules, .office-board, .gpu-rules, .gpu-board, .parcel-rules, .parcel-board) {
  border: var(--a-edge) !important; border-radius: 20px; background: var(--a-card); box-shadow: 0 5px 0 var(--a-ink); padding: 16px 18px !important;
}
:is(.stack-side, .office-side, .gpu-side, .parcel-side) h2, :is(.stack-rules, .office-rules, .gpu-rules, .parcel-rules) summary {
  font-family: var(--a-display) !important; font-weight: 700; font-size: 18px;
}
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .section-heading { margin-bottom: 8px; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table th { font-size: 11px; letter-spacing: 1px; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table td, :is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table th { border-bottom: 1.5px dashed #26284233; }
:root[data-theme="dark"] :is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table td { border-bottom-color: #ffffff22; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table td:first-child { font-family: var(--a-display) !important; font-size: 14px; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table tbody tr:nth-child(-n+3) td:first-child {
  color: var(--a-ink);
}
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table tbody tr:nth-child(-n+3) td:first-child::before {
  content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; border: 2px solid var(--a-ink);
  background: var(--medal); vertical-align: -1px;
}
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table tbody tr:nth-child(1) { --medal: var(--a-sun); }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table tbody tr:nth-child(2) { --medal: #d5d9ee; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table tbody tr:nth-child(3) { --medal: #ff9f6b; }
:root[data-theme="dark"] :is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-table tbody tr:nth-child(-n+3) td:first-child { color: #fff; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .score-cell { font-family: var(--a-display) !important; color: var(--a-coral) !important; font-size: 14px; }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .personal-best { border-top: 2px solid var(--a-ink); }
:is(.stack-board, .office-board, .gpu-board, .parcel-board) .board-empty { border-bottom: 0; }

/* Results card */
:is(.stack-results, .office-results, .gpu-results, .parcel-results) {
  margin-top: 18px; padding: 18px 20px !important; border: var(--a-edge) !important; border-radius: 22px; background: var(--a-card);
  box-shadow: 0 6px 0 var(--a-ink); position: relative; overflow: hidden;
}
:is(.stack-results, .office-results, .gpu-results, .parcel-results)::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 8px;
  background: repeating-linear-gradient(90deg, var(--a-coral) 0 24px, var(--a-sun) 24px 48px, var(--a-teal) 48px 72px, var(--a-grape) 72px 96px);
}
:is(.stack-result-heading, .office-result-heading, .gpu-result-heading, .parcel-result-heading) h2 { font-family: var(--a-display) !important; font-size: 20px !important; }
:is(.stack-result-heading, .office-result-heading, .gpu-result-heading, .parcel-result-heading) > strong {
  font-family: var(--a-display) !important; font-size: 44px !important; color: var(--a-coral) !important; text-shadow: 3px 3px 0 var(--a-ink);
}
:is(.stack-main, .office-main, .gpu-main, .parcel-main) input[type="text"], :is(.stack-main, .office-main, .gpu-main, .parcel-main) input:not([type]) {
  border: var(--a-edge); border-radius: 12px; min-height: 44px; background: var(--a-soft);
}

/* Lobby feature cards */
.arcade-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; margin-bottom: 22px; }
.arcade-grid > .stack-feature { min-width: 0; margin-bottom: 0 !important; }
.stack-feature {
  --game-color: var(--a-coral);
  border: var(--a-edge) !important; border-radius: 24px; background: var(--a-card); box-shadow: 0 6px 0 var(--a-ink);
  padding: 18px 22px !important; margin-bottom: 22px !important; overflow: hidden; position: relative;
}
.stack-feature.office-feature { --game-color: var(--a-teal); }
.stack-feature.gpu-feature { --game-color: var(--a-grape); }
.stack-feature.parcel-feature { --game-color: var(--a-sun); }
.stack-feature canvas { border-radius: 18px; background: linear-gradient(#bfe6ff, #fff1d6); border: 2px solid var(--a-ink); }
.stack-feature.office-feature canvas { background: linear-gradient(#e3f3ff 0 55%, #f6e4cc 55%); }
:root[data-theme="dark"] .stack-feature canvas { background: linear-gradient(#151634, #3a2a5c); }
:root[data-theme="dark"] .stack-feature.office-feature canvas { background: linear-gradient(#2a2a55 0 55%, #2f2b4f 55%); }
.stack-feature.gpu-feature canvas { background: repeating-conic-gradient(#ece9ff 0 25%, #dcd7ff 0 50%) 0 0 / 28px 28px; }
.stack-feature.parcel-feature canvas { background: linear-gradient(#8fd3ff, #fff1d6 70%, #5d6385 70%); }
:root[data-theme="dark"] .stack-feature.parcel-feature canvas { background: linear-gradient(#151634, #3a2a5c 70%, #2a2c4a 70%); }
:root[data-theme="dark"] .stack-feature.gpu-feature canvas { background: repeating-conic-gradient(#1c1d3d 0 25%, #25264f 0 50%) 0 0 / 28px 28px; }
.stack-feature h2 { font-family: var(--a-display) !important; font-size: 24px !important; text-shadow: 2px 2px 0 var(--game-color); }
.stack-feature .section-label { display: inline-block; padding: 1px 10px; border-radius: 99px; border: 2px solid var(--a-ink); background: var(--a-sun); color: var(--a-ink); }
.stack-feature .action-btn { background: var(--game-color) !important; color: var(--a-ink) !important; border-color: var(--a-ink) !important; }
@media (min-width: 821px) and (max-width: 1100px) {
  .arcade-grid > .stack-feature { gap: 18px; }
  .arcade-grid > .stack-feature canvas { width: 150px; flex-basis: 150px; }
}

/* Lobby leaderboard */
.arcade-board {
  border: var(--a-edge) !important; border-radius: 24px; background: var(--a-card); box-shadow: 0 6px 0 var(--a-ink);
  padding: 18px 22px !important; margin-top: 6px;
}
.arcade-board h2 { font-family: var(--a-display) !important; font-size: 22px !important; }
.arcade-board .icon-btn { border: var(--a-edge); border-radius: 12px; background: var(--a-card); color: var(--ink); box-shadow: 0 3px 0 var(--a-ink); }
.arcade-board .board-tabs { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; border: 0; padding-bottom: 6px; }
.arcade-board .board-tab {
  border: 2px solid var(--a-ink) !important; border-radius: 99px; padding: 7px 6px; font-weight: 800; color: var(--ink);
  background: var(--a-soft); box-shadow: 0 3px 0 var(--a-ink);
}
.arcade-board .board-tab[aria-selected="true"] { background: var(--game-color); color: var(--a-ink); transform: translateY(2px); box-shadow: 0 1px 0 var(--a-ink); }
.arcade-board .board-header strong { font-family: var(--a-display) !important; font-size: 18px; }
.arcade-board .score-cell { font-family: var(--a-display) !important; color: var(--a-coral) !important; font-size: 14px; }
.arcade-board .board-table td, .arcade-board .board-table th { border-bottom: 1.5px dashed #26284233; }
:root[data-theme="dark"] .arcade-board .board-table td { border-bottom-color: #ffffff22; }
.arcade-board .personal-best { border-top: 2px solid var(--a-ink); }
.arcade-board .board-empty { border-bottom: 0; }
@media (max-width: 560px) { .arcade-board .board-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); } .arcade-board { padding: 14px !important; } }

@media (prefers-reduced-motion: reduce) {
  :is(.stack-main, .office-main, .gpu-main, .parcel-main, .stack-feature) :is(.action-btn, .icon-btn, .stack-tool, .office-tool) { transition: none; }
}
@media (max-width: 820px) {
  .arcade-grid { grid-template-columns: minmax(0, 1fr); }
  :is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) h1 { font-size: 22px; }
  :is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) .section-label { display: none; }
  :is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) .icon-btn { width: 38px; height: 38px; }
  :is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) > .icon-btn { flex-shrink: 0; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) { gap: 5px; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:not([class]) { padding: 4px 3px 3px 8px; border-width: 2px; border-radius: 12px; box-shadow: 0 3px 0 var(--a-ink); }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:not([class])::before { width: 3px; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div > span { font-size: 10px; letter-spacing: 0; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong { font-size: 17px; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong span { font-size: 10px; }
  :is(.stack-world, .office-scene, .gpu-scene, .parcel-scene) { border-radius: 18px; box-shadow: 0 4px 0 var(--a-ink); }
  .stack-feature { padding: 14px !important; }
  .stack-feature h2 { font-size: 20px !important; }
}
@media (max-width: 400px) {
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong { font-size: 16px; }
}
@media (max-width: 560px) {
  :is(.stack-heading, .office-heading, .gpu-heading, .parcel-heading) {
    display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 9px;
  }
  :is(.stack-top-actions, .office-heading-actions, .gpu-heading-actions, .parcel-heading-actions) {
    grid-column: 2; justify-self: end; margin-left: 0;
  }
  .stack-world { height: calc(100svh - 347px); }
  .office-scene { height: calc(100svh - 387px); }
}
@media (max-width: 360px) {
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) { gap: 4px; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) > div:not([class]) { padding-inline: 6px 2px; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong { font-size: 15px; }
  :is(.stack-hud, .office-hud, .gpu-hud, .parcel-hud) strong span { display: none; }
}