/* Mini-games use the site's existing light/dark tokens and single background blur. */
.page-games { padding-bottom: 90px; }
.games-head { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 24px; }
.games-head .page-sub { max-width: 52ch; }
.games-head-note { padding: 10px 16px; border-radius: 12px; background: rgb(var(--srgb) / .8); font-size: 13px; color: var(--txt-mute); white-space: nowrap; }
.game-catalog { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 16px; margin-bottom: 24px; }
.game-choice { display: flex; gap: 14px; align-items: center; min-width: 0; padding: 20px; border: 1px solid var(--surface-border); border-radius: 18px; background: rgb(var(--srgb) / .8); text-align: left; text-decoration: none; font: inherit; color: var(--txt); cursor: pointer; transition: border-color .2s, background .2s, transform .2s; }
.game-choice:hover { transform: translateY(-2px); background: rgb(var(--srgb) / .96); }
.game-choice[aria-pressed="true"] { border-color: var(--primary); background: var(--btn-regular-bg); box-shadow: inset 0 0 0 1px var(--primary); }
.game-choice .game-icon { width: 44px; height: 44px; flex: none; display: grid; place-items: center; border-radius: 13px; color: var(--primary); background: rgb(var(--prgb) / .1); }
.game-icon svg { width: 24px; height: 24px; }
.game-choice b { display: block; font-size: 17px; color: var(--txt-strong); line-height: 1.5; }
.game-choice small { display: block; margin-top: 4px; font-size: 12px; line-height: 1.5; color: var(--txt-mute); }
.games-layout { display: grid; grid-template-columns: minmax(0,1fr) 280px; gap: 24px; align-items: start; }
.games-layout > * { min-width: 0; }
.game-stage { padding: 28px; }
.game-stage:focus-visible { outline-offset: 6px; }
.game-stage-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid var(--line-divider); }
.game-stage h2 { font: 800 26px/1.4 var(--font-display); color: var(--txt-strong); }
.game-stage-head p { margin-top: 6px; font-size: 14px; line-height: 1.7; color: var(--txt-mute); }
.game-score { text-align: right; flex: none; color: var(--txt-mute); font-size: 12px; }
.game-score b { display: block; font: 800 30px/1.3 ui-monospace,Consolas,monospace; color: var(--primary); }
.game-toolbar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin: 20px 0; }
.game-toolbar .actions { display: flex; flex-wrap: wrap; gap: 8px; }
.game-toolbar .btn { min-height: 42px; padding: 10px 16px; }
.game-best { font-size: 13px; color: var(--txt-mute); }
.game-status { margin-top: 20px; min-height: 26px; font-size: 14px; line-height: 1.8; text-align: center; color: var(--txt-soft); overflow-wrap: anywhere; }
.game-surface { max-width: 440px; margin-inline: auto; }
.game-panel[hidden], .page-games [hidden] { display: none !important; }
.board-2048 { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; padding: 12px; border-radius: 20px; background: rgb(var(--prgb) / .14); aspect-ratio: 1; touch-action: none; user-select: none; }
.tile-2048 { min-width: 0; min-height: 0; border-radius: 12px; display: grid; place-items: center; font: 800 clamp(22px,4vw,42px)/1 ui-monospace,Consolas,monospace; background: rgb(var(--srgb) / .42); color: var(--txt-strong); }
.tile-2048[data-value="2"] { background: rgb(var(--srgb) / .92); }
.tile-2048[data-value="4"] { background: #ddd6fe; color: #4c1d95; }
.tile-2048[data-value="8"] { background: #c4b5fd; color: #4c1d95; }
.tile-2048[data-value="16"] { background: #a78bfa; color: #2e1065; }
.tile-2048[data-value="32"] { background: #8b5cf6; color: #fff; }
.tile-2048[data-value="64"] { background: #7c3aed; color: #fff; }
.tile-2048[data-value="128"] { background: #6366f1; color: #fff; }
.tile-2048[data-value="256"] { background: #4f46e5; color: #fff; }
.tile-2048[data-value="512"] { background: #4338ca; color: #fff; }
.tile-2048[data-value="1024"], .tile-2048[data-value="2048"], .tile-2048.high { background: #fbbf24; color: #422006; font-size: clamp(19px,3vw,30px); }
.snake-wrap { position: relative; border-radius: 20px; overflow: hidden; background: #0f172a; aspect-ratio: 1; }
#snake-board { display: block; width: 100%; height: 100%; touch-action: none; }
.snake-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 24px; background: rgba(15,23,42,.82); color: #fff; text-align: center; pointer-events: none; }
.snake-overlay b { font-size: 25px; }
.snake-overlay span { font-size: 14px; color: #cbd5e1; line-height: 1.8; }
.snake-settings { display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 14px; color: var(--txt-mute); margin-bottom: 16px; }
.snake-settings select { padding: 8px 12px; font: inherit; color: var(--txt); background: rgb(var(--srgb)); border: 1px solid var(--line-divider); border-radius: 10px; }
.memory-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; aspect-ratio: 1; }
.memory-card { border: 1px solid var(--surface-border); border-radius: 15px; background: rgb(var(--prgb) / .13); color: var(--primary); cursor: pointer; display: grid; place-items: center; min-width: 0; font: 700 24px/1 ui-monospace,monospace; transition: background .15s, transform .15s; }
.memory-card:hover:not(:disabled) { transform: translateY(-2px); background: rgb(var(--prgb) / .22); }
.memory-card.open { background: rgb(var(--srgb) / .95); }
.memory-card.matched { background: rgb(var(--prgb) / .07); border-color: rgb(var(--prgb) / .25); color: var(--txt-soft); cursor: default; }
.memory-card svg { width: 36%; height: 36%; max-width: 36px; max-height: 36px; }
.memory-meta { font-size: 14px; color: var(--txt-mute); text-align: center; margin: 0 0 16px; font-variant-numeric: tabular-nums; }
.game-pad { display: grid; grid-template-columns: repeat(3,48px); grid-template-rows: repeat(2,44px); justify-content: center; gap: 6px; margin-top: 20px; }
.game-pad button { border: 1px solid var(--surface-border); border-radius: 12px; background: var(--btn-regular-bg); color: var(--btn-content); font: 700 20px/1 sans-serif; cursor: pointer; touch-action: manipulation; }
.game-pad button:hover { background: var(--btn-regular-bg-hover); }
.game-pad [data-dir="up"] { grid-column: 2; }
.game-pad [data-dir="left"] { grid-column: 1; grid-row: 2; }
.game-pad [data-dir="down"] { grid-column: 2; grid-row: 2; }
.game-pad [data-dir="right"] { grid-column: 3; grid-row: 2; }
.games-aside { display: grid; gap: 20px; }
.games-note { padding: 24px; }
.games-note h2 { font: 800 19px/1.5 var(--font-display); color: var(--txt-strong); margin-bottom: 16px; }
.games-note p, .games-note li { font-size: 14px; line-height: 1.9; color: var(--txt-soft); }
.games-note ul { padding-left: 18px; display: grid; gap: 10px; }
.games-note .small { margin-top: 16px; font-size: 12px; color: var(--txt-mute); }
.game-records { display: grid; gap: 14px; }
.game-records div { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; color: var(--txt-soft); }
.game-records dd { font-weight: 700; color: var(--primary); }
.games-note .btn { margin-top: 16px; width: 100%; text-decoration: none; }
.board-2048, .memory-grid { grid-template-rows: repeat(4,minmax(0,1fr)); }
.board-2048 > [role="row"] { display: contents; }
.games-head { padding: 20px 24px; border: 1px solid var(--surface-border); border-radius: 20px; background: rgb(var(--srgb) / .86); }
.games-head-note { background: rgb(var(--prgb) / .08); }
.page-games .game-stage { background: rgb(var(--srgb) / .93); }
.page-games .games-note { background: rgb(var(--srgb) / .9); }
@media (max-width: 1050px) {
  .games-layout { grid-template-columns: minmax(0,1fr); }
  .games-aside { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .game-catalog { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 600px) {
  .games-head { align-items: flex-start; }
  .games-head { padding: 18px; }
  .games-head-note { display: none; }
  .game-catalog { gap: 10px; margin-bottom: 16px; }
  .game-choice { padding: 14px 12px; gap: 10px; }
  .game-choice .game-icon { width: 32px; height: 32px; border-radius: 10px; }
  .game-icon svg { width: 20px; height: 20px; }
  .game-choice b { font-size: 15px; }
  .game-choice small { font-size: 12px; }
  .game-stage { padding: 20px 16px; }
  .game-stage h2 { font-size: 24px; }
  .game-score b { font-size: 26px; }
  .board-2048 { padding: 8px; gap: 8px; border-radius: 16px; }
  .memory-grid { gap: 8px; }
  .memory-card { border-radius: 12px; }
  .games-aside { grid-template-columns: 1fr; }
  .games-note { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) { .game-choice, .memory-card { transition: none; } }

/* ===== 靶场（内嵌的第 4 个游戏）=====
   组件样式（模式分段、武器卡、画布、HUD、结算层、排行榜）全部复用
   /assets/arena.css —— 和独立页 /arena 共用同一份，避免两边长歪。
   这里只放"塞进游戏舞台之后"需要的尺寸调整。 */
.game-surface.wide { max-width: 760px; }
.arena-setup { margin-bottom: 16px; }
.arena-setup .seg { justify-content: center; }
/* 不允许改配置时（进行中）整块变灰并吞掉点击，避免中途换枪 */
.arena-setup[data-locked] { opacity: .5; pointer-events: none; filter: saturate(.6); }
.arena-weapons { margin: 14px 0 18px; }
#panel-arena .hud { font-size: 12px; }
#panel-arena .hud b { font-size: 15px; }
.arena-tip { margin-top: 16px; font-size: 12px; line-height: 1.9; color: var(--txt-mute); text-align: center; }
.arena-tip a { color: var(--primary); font-weight: 700; }
/* 靶场里的排行榜比 aside 一贯的宽度窄，压一下内边距 */
.games-note .mybest { padding: 14px 16px; gap: 12px; margin-bottom: 14px; }
.games-note .mybest .num { font-size: 22px; }
.games-note .mybest .lab { font-size: 11px; }
.games-note .board-list { margin-bottom: 4px; }

@media (max-width: 600px) {
  .arena-setup .seg { justify-content: flex-start; }
  .arena-weapons { gap: 8px; }
  .arena-tip { text-align: left; }
}