/* Playground：入口頁與遊戲頁共用。手機優先：遊戲整個放進一屏（100dvh），按鈕都是圖示，不留大片空白。 */
:root{--pg-bg:#0b1020;--pg-bg2:#121a33;--pg-card:#18213f;--pg-line:#2a3560;--pg-ink:#eef2ff;--pg-mut:#9aa6cf;--pg-ac:#facc15;--pg-ac2:#38bdf8;--pg-red:#f43f5e;--pg-ok:#4ade80}
*{box-sizing:border-box}
html,body{margin:0;background:var(--pg-bg);color:var(--pg-ink);font:15px/1.45 system-ui,"Noto Sans TC","Noto Sans JP","Noto Sans KR",sans-serif;-webkit-text-size-adjust:100%}
a{color:inherit}
.pg-ic{width:1.35em;height:1.35em;flex:none;vertical-align:middle}

/* ───── 遊戲頁 ───── */
.pg-game{height:100dvh;overflow:hidden;overscroll-behavior:none}
.pg-app{height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr) auto;max-width:960px;margin:0 auto;padding:env(safe-area-inset-top) 8px env(safe-area-inset-bottom)}
.pg-hud{display:flex;align-items:center;gap:6px;padding:6px 0;min-width:0}
.pg-stats{display:flex;gap:10px;flex:1;min-width:0;justify-content:center}
.pg-stats span{display:grid;line-height:1.05;text-align:center;min-width:0}
.pg-stats i{font-style:normal;font-size:10px;letter-spacing:.08em;color:var(--pg-mut)}
.pg-stats b{font-size:17px;color:var(--pg-ac);font-variant-numeric:tabular-nums}
.pg-tools{display:flex;gap:2px}
.pg-ib{display:inline-grid;place-items:center;width:40px;height:40px;border:1px solid var(--pg-line);border-radius:10px;background:var(--pg-card);color:var(--pg-ink);cursor:pointer;text-decoration:none;padding:0;font:inherit}
.pg-ib:hover,.pg-ib:focus-visible{border-color:var(--pg-ac2);outline:none}
.pg-ib[aria-pressed="true"]{color:var(--pg-mut)}
.pg-stage{position:relative;min-height:0;display:grid;place-items:center;touch-action:none;user-select:none;-webkit-user-select:none}
.pg-board{width:100%;height:100%;display:grid;place-items:center}
.pg-canvas{display:block;border:2px solid var(--pg-line);border-radius:6px;image-rendering:pixelated;background:#0f1830}
.pg-pad{display:none;padding:6px 0 10px}
.pg-dpad{display:grid;grid-template-columns:repeat(3,1fr);grid-template-areas:". up ." "left down right";gap:8px;width:min(100%,300px);margin:0 auto}
.pg-dpad button{height:clamp(54px,10.5dvh,84px);border:1px solid var(--pg-line);border-radius:14px;background:var(--pg-card);color:var(--pg-ink);display:grid;place-items:center;touch-action:manipulation}
.pg-dpad button:active{background:var(--pg-line)}
.pg-dpad [data-d="3"]{grid-area:up}.pg-dpad [data-d="2"]{grid-area:left}.pg-dpad [data-d="1"]{grid-area:down}.pg-dpad [data-d="0"]{grid-area:right}
.pg-dpad .pg-ic{width:30px;height:30px}
@media (pointer:coarse),(max-width:700px){.pg-pad{display:grid;align-content:center}
  .pg-app{grid-template-rows:auto auto minmax(0,1fr)}
  .pg-stage{height:min(calc(100vw - 16px),58dvh)}}
.pg-modal{position:absolute;inset:0;display:grid;place-items:center;background:rgba(7,10,22,.72);backdrop-filter:blur(2px);z-index:5;padding:10px}
.pg-modal[hidden]{display:none}
.pg-card{position:relative;width:min(420px,100%);max-height:100%;overflow:auto;background:var(--pg-card);border:2px solid var(--pg-line);border-radius:14px;padding:16px;text-align:center}
.pg-x{position:absolute;top:6px;right:6px;width:36px;height:36px}
.pg-title{font-weight:800;letter-spacing:.1em;color:var(--pg-ac);font-size:18px;margin:2px 0 10px}
.pg-title small{color:var(--pg-mut);font-weight:600}
.pg-sub{color:var(--pg-mut);margin:8px 0}
.pg-big{width:92px;height:92px;border-radius:50%;border:3px solid var(--pg-ac);background:var(--pg-ac);color:#1b1500;display:grid;place-items:center;margin:6px auto;cursor:pointer}
.pg-big .pg-ic{width:48px;height:48px}
.pg-btns{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:10px 0 4px}
.pg-btn{display:inline-flex;flex-direction:column;align-items:center;gap:2px;min-width:78px;padding:8px 10px;border:1px solid var(--pg-line);border-radius:12px;background:var(--pg-bg2);color:var(--pg-ink);font:inherit;font-size:12px;cursor:pointer;text-decoration:none}
.pg-btn .pg-ic{width:26px;height:26px}
.pg-btn.pri{background:var(--pg-ac);border-color:var(--pg-ac);color:#1b1500;font-weight:700}
.pg-note{display:inline-flex;gap:6px;align-items:center;margin-top:10px;color:var(--pg-ac2);font-size:13px;text-decoration:none}
.pg-stars{display:flex;gap:6px;justify-content:center}
.pg-badge{display:block;image-rendering:pixelated}
.pg-st{width:52px;height:auto}
.pg-burst{position:absolute;left:50%;top:-34px;transform:translateX(-50%);width:86px;height:auto;pointer-events:none}
.pg-troph{width:64px;height:auto;margin:0 auto 4px}
.pg-card{margin-top:30px}
.pg-res{display:flex;gap:18px;justify-content:center;color:var(--pg-mut)}
.pg-res b{color:var(--pg-ink);font-size:20px}
.pg-lvgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;max-height:52dvh;overflow:auto;padding:2px}
.pg-lv{display:grid;place-items:center;gap:0;padding:6px 0;border:1px solid var(--pg-line);border-radius:10px;background:var(--pg-bg2);color:var(--pg-ink);font:inherit;cursor:pointer;min-height:48px;line-height:1.05}
.pg-lv b{font-size:16px}.pg-lv i{font-style:normal;font-size:9px;color:var(--pg-ac);letter-spacing:-1px}
.pg-lv.cur{border-color:var(--pg-ac)}.pg-lv.lock{opacity:.45;cursor:not-allowed}
.pg-help{list-style:none;margin:0;padding:0;display:grid;gap:8px;text-align:left}
.pg-help li{display:flex;gap:10px;align-items:center}
.pg-help .pg-ic{color:var(--pg-ac2)}

/* ───── 入口頁 ───── */
.pgh-top{position:sticky;top:0;z-index:10;background:rgba(11,16,32,.94);border-bottom:1px solid var(--pg-line);backdrop-filter:blur(6px)}
.pgh-bar{max-width:1080px;margin:0 auto;padding:8px 12px;display:flex;align-items:center;gap:8px}
.pgh-logo{display:flex;align-items:center;gap:8px;font-weight:900;letter-spacing:.08em;text-decoration:none;color:var(--pg-ink);font-size:18px}
.pgh-logo .px{width:28px;height:28px;image-rendering:pixelated}
.pgh-nav{margin-left:auto;display:flex;gap:4px;align-items:center}
.pgh-nav a,.pgh-nav select{white-space:nowrap;display:inline-flex;align-items:center;gap:4px;color:var(--pg-ink);text-decoration:none;font:inherit;font-size:13px;padding:6px 9px;border-radius:8px;background:transparent;border:1px solid transparent}
.pgh-nav a:hover{border-color:var(--pg-line)}
.pgh-nav select{background:var(--pg-card);border-color:var(--pg-line)}
.pgh{max-width:1080px;margin:0 auto;padding:10px 12px 40px}
.pgh-hero{position:relative;border-radius:14px;overflow:hidden;border:2px solid var(--pg-line);aspect-ratio:3/1;min-height:150px;background:#0b1020}
.pgh-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;image-rendering:pixelated}
.pgh-hero div{position:absolute;inset:0;display:grid;align-content:center;justify-items:center;text-align:center;padding:8px;background:radial-gradient(ellipse 46% 62% at 50% 52%,rgba(8,12,34,.78),rgba(8,12,34,.35) 60%,transparent 100%),linear-gradient(0deg,rgba(11,16,32,.35),rgba(11,16,32,0))}
.pgh-hero h1{margin:0;font-size:clamp(24px,6.5vw,52px);line-height:1;letter-spacing:.05em;color:var(--pg-ac);text-shadow:0 3px 0 #92400e,0 0 18px rgba(250,204,21,.35)}
.pgh-hero p{margin:6px 0 0;font-size:clamp(11px,2.8vw,16px);letter-spacing:.14em;color:#fff;font-weight:700}
.pgh h2{display:flex;align-items:center;gap:8px;font-size:18px;margin:22px 0 8px}
.pgh h2 .pg-ic{color:var(--pg-ac)}
.pgh h2 a{margin-left:auto;font-size:13px;color:var(--pg-ac2);text-decoration:none;font-weight:500}
.pgh-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.pgh-card{display:grid;border:2px solid var(--pg-line);border-radius:12px;background:var(--pg-card);overflow:hidden;text-decoration:none;color:inherit;position:relative}
.pgh-card img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;image-rendering:pixelated;background:#0b1020}
.pgh-card .t{padding:6px 8px 8px;display:grid;gap:2px}
.pgh-card b{font-size:14px}
.pgh-card small{color:var(--pg-mut);font-size:12px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pgh-card .go{display:inline-flex;align-items:center;justify-content:center;gap:4px;margin-top:4px;padding:6px;border-radius:8px;background:var(--pg-ac);color:#1b1500;font-weight:800;font-size:13px}
.pgh-card.soon{opacity:.8}.pgh-card.soon .go{background:var(--pg-line);color:var(--pg-mut)}
.pgh-card:not(.soon):hover{border-color:var(--pg-ac)}
.pgh-feat{display:grid;grid-template-columns:1.2fr 1fr;gap:12px;border:2px solid var(--pg-line);border-radius:14px;background:var(--pg-card);overflow:hidden}
.pgh-feat img{width:100%;height:100%;object-fit:cover;image-rendering:pixelated;display:block;aspect-ratio:16/9}
.pgh-feat .t{padding:12px 12px 12px 0;display:grid;align-content:center;gap:8px}
.pgh-feat h3{margin:0;font-size:22px}
.pgh-feat p{margin:0;color:var(--pg-mut)}
.pgh-chips{display:flex;gap:6px;flex-wrap:wrap}
.pgh-chip{padding:3px 10px;border:1px solid var(--pg-line);border-radius:999px;font-size:12px;color:var(--pg-mut);text-decoration:none;background:var(--pg-bg2)}
.pgh-btn{display:inline-flex;align-items:center;gap:6px;justify-self:start;padding:10px 18px;border-radius:10px;background:var(--pg-ac);color:#1b1500;font-weight:800;text-decoration:none}
.pgh-empty{padding:14px;border:2px dashed var(--pg-line);border-radius:12px;color:var(--pg-mut);font-size:14px;display:flex;gap:10px;align-items:center}
.pgh-cats{display:flex;gap:8px;flex-wrap:wrap}
.pgh-cats .pgh-chip{font-size:13px;padding:6px 14px}
.pgh-legend{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.pgh-legend div{display:flex;gap:10px;align-items:center;padding:8px 10px;border:1px solid var(--pg-line);border-radius:10px;background:var(--pg-card);font-size:13px}
.pgh-legend .pg-ic{width:26px;height:26px;color:var(--pg-ac2)}
.pgh-foot{margin-top:28px;color:var(--pg-mut);font-size:12px;text-align:center}
@media (max-width:640px){
  .pgh-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .pgh-feat{grid-template-columns:1fr}.pgh-feat .t{padding:0 12px 12px}
  .pgh-hero{aspect-ratio:2/1}
  .pgh-nav .hide-s{display:none}
  .pgh h2{margin-top:16px;font-size:16px}
  .pgh-card small{display:none}
}
@media (max-width:420px){.pg-stats{gap:6px}.pg-ib{width:36px;height:36px}.pg-stats b{font-size:15px}}
@media (max-height:520px) and (orientation:landscape){.pg-app{grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto minmax(0,1fr)}.pg-hud{grid-column:1 / -1}.pg-stage{height:auto}.pg-pad{grid-column:2;grid-row:2;align-self:center}.pg-dpad{width:190px}.pg-dpad button{height:52px}}

/* ───── Memory Match ───── */
.pg-pad:empty{display:none}
.pg-nopad .pg-stage{height:auto}
.mm-grid{display:grid;grid-template-columns:repeat(var(--cols),var(--cw,64px));gap:var(--gap,6px);justify-content:center;align-content:center;max-width:100%}
.mm-card{width:var(--cw);aspect-ratio:3/4;padding:0;border:0;background:none;cursor:pointer;perspective:600px;-webkit-tap-highlight-color:transparent}
.mm-in{position:relative;display:block;width:100%;height:100%;transition:transform .28s;transform-style:preserve-3d}
.mm-card.up .mm-in{transform:rotateY(180deg)}
.mm-back,.mm-front{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:block}
.mm-front{transform:rotateY(180deg)}
.mm-back img,.mm-front img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;image-rendering:pixelated;display:block}
.mm-front .mm-sym{inset:14% 12% 18% 12%;width:76%;height:68%}
.mm-card.done .mm-in{animation:mmpop .45s}
.mm-card.done{filter:drop-shadow(0 0 6px rgba(250,204,21,.7))}
@keyframes mmpop{50%{transform:rotateY(180deg) scale(1.1)}}

/* ───── Sudoku ───── */
.sd-wrap{display:grid;gap:10px;justify-items:center;width:100%;max-height:100%}
.sd-grid{display:grid;grid-template-columns:repeat(9,1fr);width:min(100%,calc(100dvh - 250px),520px);min-width:260px;aspect-ratio:1;border:3px solid var(--pg-ac);border-radius:6px;background:var(--pg-ac);gap:1px;padding:0}
.sd-cell{position:relative;display:grid;place-items:center;border:0;border-radius:0;padding:0;background:#10183a;color:var(--pg-ac2);font:inherit;font-size:clamp(15px,4.4vw,26px);cursor:pointer;min-width:0;min-height:0}
.sd-cell.given{color:#e8f1ff;background:#182250}
.sd-cell[data-c="2"],.sd-cell[data-c="5"]{margin-right:2px}
.sd-cell[data-r="2"],.sd-cell[data-r="5"]{margin-bottom:2px}
.sd-cell.peer{background:#17224d}.sd-cell.given.peer{background:#1d2a5e}
.sd-cell.same{background:#223a78}
.sd-cell.sel{background:#2b4a9a;outline:2px solid var(--pg-ac2);outline-offset:-2px;z-index:1}
.sd-cell.bad{color:#fff;background:#8a1f3a}
.sd-cell b{font-weight:800}
.sd-n{display:grid;grid-template-columns:repeat(3,1fr);width:100%;height:100%;font-size:clamp(7px,1.9vw,11px);color:var(--pg-mut);line-height:1}
.sd-n i{font-style:normal;display:grid;place-items:center}
.sd-pad{display:grid;grid-template-columns:repeat(11,1fr);gap:4px;width:min(100%,520px)}
.sd-pad button{height:clamp(40px,7dvh,52px);border:1px solid var(--pg-line);border-radius:10px;background:var(--pg-card);color:var(--pg-ink);font:inherit;font-weight:800;font-size:18px;cursor:pointer;display:grid;place-items:center;padding:0;touch-action:manipulation}
.sd-pad button:active{background:var(--pg-line)}
.sd-pad .pg-ic{width:20px;height:20px}
.sd-pen.on{background:var(--pg-ac);color:#1b1500;border-color:var(--pg-ac)}
@media (max-width:520px){.sd-pad{grid-template-columns:repeat(6,1fr)}}

/* ───── Block Puzzle ───── */
.bk-pad{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;max-width:420px;margin:0 auto}
.bk-pad button{height:clamp(50px,9dvh,70px);border:1px solid var(--pg-line);border-radius:14px;background:var(--pg-card);color:var(--pg-ink);display:grid;place-items:center;touch-action:manipulation}
.bk-pad button:active{background:var(--pg-line)}
.bk-pad .pg-ic{width:28px;height:28px}
.bk-pad .drop{grid-column:1 / -1;background:var(--pg-ac);color:#1b1500;border-color:var(--pg-ac)}

/* ───── 排行榜面板 ───── */
.pg-tabs{display:flex;gap:6px;justify-content:center;margin:6px 0}
.pg-tab{flex:1;padding:7px 8px;border:1px solid var(--pg-line);border-radius:10px;background:var(--pg-bg2);color:var(--pg-ink);font:inherit;font-size:13px;cursor:pointer;min-height:38px}
.pg-tab.on{background:var(--pg-ac);border-color:var(--pg-ac);color:#1b1500;font-weight:700}
.pg-lb{max-height:42dvh;overflow:auto;margin-top:6px;text-align:left}
.pg-rows{list-style:none;margin:0;padding:0;display:grid;gap:3px}
.pg-rows li{display:grid;grid-template-columns:2em 1fr auto 3.6em;gap:6px;align-items:center;padding:5px 8px;border-radius:8px;background:var(--pg-bg2);font-size:14px}
.pg-rows li:nth-child(-n+3) i{color:var(--pg-ac)}
.pg-rows i{font-style:normal;font-weight:800;color:var(--pg-mut);text-align:center}
.pg-rows .n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pg-rows b{color:var(--pg-ac)}
.pg-rows small{color:var(--pg-mut);text-align:right}
.pg-fine{margin:8px 0 0;color:var(--pg-mut);font-size:12px}

.pgh-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}
.pgh-chip.on{background:var(--pg-ac);border-color:var(--pg-ac);color:#1b1500;font-weight:700}
.pgh-card.pop small:first-child{color:var(--pg-ac);font-weight:700}
#lbbox .pg-rows{max-width:560px}

/* ───── Space Invaders ───── */
.iv-pad{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:8px;max-width:420px;margin:0 auto}
.iv-pad button{height:clamp(54px,10dvh,76px);border:1px solid var(--pg-line);border-radius:14px;background:var(--pg-card);color:var(--pg-ink);display:grid;place-items:center;touch-action:none}
.iv-pad button:active{background:var(--pg-line)}
.iv-pad .fire{background:var(--pg-ac);color:#1b1500;border-color:var(--pg-ac)}
.iv-pad .pg-ic{width:30px;height:30px}

/* ───── Maze Escape ───── */
.mz-pad{display:grid;grid-template-columns:repeat(3,1fr);grid-template-areas:"w up ." "left down right";gap:8px;width:min(100%,300px);margin:0 auto}
.mz-pad button{height:clamp(54px,10.5dvh,84px);border:1px solid var(--pg-line);border-radius:14px;background:var(--pg-card);color:var(--pg-ink);display:grid;place-items:center;touch-action:manipulation}
.mz-pad button:active{background:var(--pg-line)}
.mz-pad [data-m="W"]{grid-area:w;color:var(--pg-mut)}.mz-pad [data-m="U"]{grid-area:up}.mz-pad [data-m="L"]{grid-area:left}.mz-pad [data-m="D"]{grid-area:down}.mz-pad [data-m="R"]{grid-area:right}
.mz-pad .pg-ic{width:30px;height:30px}

/* ───── Downhill Platformer ───── */
.dh-pad{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:8px;max-width:420px;margin:0 auto}
.dh-pad button{height:clamp(54px,10dvh,76px);border:1px solid var(--pg-line);border-radius:14px;background:var(--pg-card);color:var(--pg-ink);display:grid;place-items:center;touch-action:none}
.dh-pad button:active{background:var(--pg-line)}
.dh-pad .jump{background:var(--pg-ac);color:#1b1500;border-color:var(--pg-ac)}
.dh-pad .pg-ic{width:30px;height:30px}
/* 沒有方向鍵的遊戲（Memory、Sudoku）：遊戲區吃掉剩下的高度，不留下方空白 */
@media (pointer:coarse),(max-width:700px){.pg-app.pg-nopad{grid-template-rows:auto minmax(0,1fr) auto}.pg-app.pg-nopad .pg-stage{height:auto}}
/* 直式／高的遊戲（落下方塊、小蜜蜂、往下跳）：遊戲區吃掉剩下的高度，操作鍵只佔需要的高度 */
@media (pointer:coarse),(max-width:700px){
  .pg-app[data-g="block"],.pg-app[data-g="invaders"],.pg-app[data-g="downhill"],.pg-app[data-g="breakout"]{grid-template-rows:auto minmax(0,1fr) auto}
  .pg-app[data-g="block"] .pg-stage,.pg-app[data-g="invaders"] .pg-stage,.pg-app[data-g="downhill"] .pg-stage,.pg-app[data-g="breakout"] .pg-stage{height:auto}
}

/* 開始畫面的一句話目標；無關卡（endless）玩法不顯示選關鈕 */
.pg-goal{margin:10px auto 0;max-width:26ch;color:var(--pg-ink);font-size:15px;line-height:1.4}
.pg-app[data-endless] [data-a="levels"]{display:none}

/* Maze Escape：目標列（1 拿鑰匙 → 2 走進傳送門）*/
.mz-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;max-width:100%}
.mz-guide{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px 8px;font-size:13px;color:var(--pg-mut)}
.mz-guide img{width:22px;height:22px;object-fit:contain;image-rendering:pixelated}
.mz-g{display:inline-flex;align-items:center;gap:5px;padding:3px 9px 3px 5px;border:1px solid var(--pg-line);border-radius:999px;background:var(--pg-card);opacity:.6}
.mz-g b{display:inline-grid;place-items:center;width:16px;height:16px;border-radius:50%;background:var(--pg-line);color:var(--pg-ink);font-size:11px}
.mz-g.on{opacity:1;border-color:var(--pg-ac);color:var(--pg-ink);box-shadow:0 0 0 2px rgba(250,204,21,.25)}
.mz-g.on b{background:var(--pg-ac);color:#1b1b1b}
.mz-g.done{opacity:.85;border-color:var(--pg-ok)}.mz-g.done b{background:var(--pg-ok);color:#0b1020}
.mz-bad{display:inline-flex;align-items:center;gap:3px;padding:3px 9px 3px 6px;border:1px solid #7f1d3a;border-radius:999px;background:rgba(244,63,94,.12);color:#fda4af}

/* 標題列多了「音樂」鈕：窄螢幕縮小按鈕，讓一列放得下 */
@media (max-width:460px){.pg-tools{gap:1px}.pg-ib{width:33px;height:33px}.pg-ib .pg-ic{width:19px;height:19px}.pg-stats{gap:5px}}

/* Dungeon Escape：虛擬方向鍵＋E 互動鈕（單一畫面放得下，不遮住地圖）；排行榜多分頁；結果的第二列 */
.dg-pad{display:grid;grid-template-columns:repeat(3,1fr) 1.15fr;grid-template-areas:". up . act" "left down right act";gap:8px;width:min(100%,380px);margin:0 auto;touch-action:none;user-select:none;-webkit-user-select:none}
.dg-pad button{height:clamp(46px,9dvh,72px);border:1px solid var(--pg-line);border-radius:14px;background:var(--pg-card);color:var(--pg-ink);display:grid;place-items:center;touch-action:none;font:700 22px system-ui}
.dg-pad button:active{background:var(--pg-line)}
.dg-pad .up{grid-area:up}.dg-pad .left{grid-area:left}.dg-pad .down{grid-area:down}.dg-pad .right{grid-area:right}
.dg-pad .act{grid-area:act;height:auto;background:var(--pg-ac);color:#1b1b1b;border-color:var(--pg-ac)}
.dg-pad .pg-ic{width:28px;height:28px}
.pg-views{flex-wrap:wrap}
.pg-res2{margin-top:4px;font-size:13px}

/* Memory Match：生命值 */
.mm-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;max-width:100%}
.mm-hearts{display:flex;gap:6px;height:28px}
.mm-hearts img{width:28px;height:28px;image-rendering:pixelated;transition:filter .2s,opacity .2s}
.mm-hearts img.off{filter:grayscale(1) brightness(.5);opacity:.6}
.mm-hearts.hit{animation:mmshake .35s}
@keyframes mmshake{20%{transform:translateX(-4px)}60%{transform:translateX(4px)}}

/* 所有遊戲都從第 1 關開始、不能續玩或跳關：選關鈕一律隱藏 */
.pg-app [data-a="levels"]{display:none}

/* 登入狀態：入口頁右上角、遊戲開始畫面 */
.pgh-acct{display:inline-flex;align-items:center;gap:6px;max-width:150px;padding:4px 10px;border:1px solid var(--pg-line);border-radius:999px;background:var(--pg-card);color:var(--pg-ink);font-size:13px;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pgh-acct.on{border-color:var(--pg-ok)}
.pgh-acct img{border-radius:50%}
.pg-acct{display:flex;align-items:center;justify-content:center;gap:6px;margin:12px auto 0;max-width:30ch;font-size:13px;color:var(--pg-ac2);text-decoration:none;line-height:1.35}
.pg-acct.on{color:var(--pg-ok)}
.pg-acct img{border-radius:50%}
.pg-acct .pg-ic{width:18px;height:18px;flex:none}

/* 手機：入口頁更緊湊（主視覺矮一點、不放 4 格統計、精選遊戲改橫向、重複的「最新上架」隱藏、圖示說明兩欄小列）*/
@media (max-width:700px){
  .pgh-hero{aspect-ratio:3/1;min-height:112px}
  .pgh-hero + .pgh-legend{display:none}
  .pgh-feat{grid-template-columns:132px 1fr;gap:10px;align-items:center}
  .pgh-feat img{height:100%;min-height:96px;aspect-ratio:auto}
  .pgh-feat .t{padding:8px 10px 8px 0;gap:4px}
  .pgh-feat h3{font-size:17px}
  .pgh-feat p,.pgh-feat .pgh-chips{display:none}
  .pgh-btn{padding:8px 14px;min-height:40px}
  .pgh-recent{display:none}
  .pgh-legend{grid-template-columns:repeat(2,1fr);gap:6px}
  .pgh-legend div{padding:6px 8px;gap:8px;font-size:12px}
  .pgh-legend .pg-ic{width:22px;height:22px}
  .pgh h2{font-size:17px;margin:16px 0 8px}
}
@media (max-width:480px){
  .pgh-logo{font-size:15px;letter-spacing:.04em}
  .pgh-bar{gap:4px;padding:8px}
  .pgh-acct{max-width:72px;padding:3px 8px;font-size:12px}
  .pgh-nav select{max-width:84px}
}