/* Memory Flip (in-page version) — split from games.html in 3.46.0 */
.memory-stage{justify-content:flex-start}
.memory-info{text-align:center;margin-bottom:8px}
.memory-info strong{font-family:'Nunito',sans-serif;font-size:22px}
.memory-info span{display:block;font-size:11px;color:var(--muted);margin-top:3px}
.memory-audio-panel{position:relative;z-index:3;display:grid;gap:7px;width:min(100%,390px);margin:0 auto 12px;padding:8px 9px;border:1px solid rgba(255,255,255,.1);border-radius:18px;background:rgba(7,11,20,.68);box-shadow:0 8px 24px rgba(0,0,0,.2);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.memory-audio-row{display:grid;grid-template-columns:minmax(105px,1fr) auto;align-items:center;gap:8px;min-height:38px}
.memory-audio-row+.memory-audio-row{padding-top:7px;border-top:1px solid rgba(255,255,255,.075)}
.memory-audio-label{font:800 10px/1.2 'Plus Jakarta Sans',sans-serif;color:#cbd4e7;letter-spacing:.01em}
.memory-sound-control{display:flex;align-items:center;justify-content:flex-end;gap:4px;width:max-content;margin:0;padding:0;background:transparent;border:0;box-shadow:none}
.memory-sound-control button{border:0;color:#eef2ff;cursor:pointer;display:grid;place-items:center}
.memory-sound-main{width:32px;height:32px;border-radius:50%;background:rgba(115,118,255,.18);font-size:17px}
.memory-sound-main.is-muted{background:rgba(255,255,255,.07);color:#7f8aa3}
.memory-sound-step{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.07);font-size:17px;font-weight:900;line-height:1}
.memory-sound-step:active,.memory-sound-main:active{transform:scale(.94)}
.memory-sound-value{min-width:36px;text-align:center;color:#dbe2f3;font:800 10px/1 'Plus Jakarta Sans',sans-serif;font-variant-numeric:tabular-nums}
.memory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;margin:auto 0}
.memory-card{aspect-ratio:1/1;border:1px solid rgba(255,255,255,.1);border-radius:18px;background:linear-gradient(145deg,#1c2740,#121a2d);color:white;font-size:clamp(28px,10vw,42px);display:grid;place-items:center;cursor:pointer;transform-style:preserve-3d;transition:transform .2s,background .2s,border-color .2s}
.memory-card .face{opacity:0;transform:scale(.7);transition:.15s}
.memory-card:before{content:'✦';position:absolute;color:#68738d;font-size:20px}
.memory-card.flipped,.memory-card.matched{background:rgba(115,118,255,.14);border-color:rgba(135,139,255,.44)}
.memory-card.flipped .face,.memory-card.matched .face{opacity:1;transform:scale(1)}
.memory-card.flipped:before,.memory-card.matched:before{opacity:0}
.memory-card.matched{background:rgba(50,213,131,.13);border-color:rgba(50,213,131,.4)}
.memory-mobile-audio{display:none}
.memory-mobile-sound-toggle{border:1px solid rgba(255,255,255,.13);background:rgba(7,11,20,.78);color:#f2f5ff;width:42px;height:42px;border-radius:50%;align-items:center;justify-content:center;font-size:20px;box-shadow:0 8px 24px rgba(0,0,0,.26);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);cursor:pointer}
.memory-mobile-sound-toggle.is-muted{color:#8b95aa}
.memory-mobile-audio-popup{display:none}
.memory-sound-slider-wrap{display:flex;align-items:center;gap:7px;min-width:0}
.memory-sound-slider{width:150px;accent-color:#777bff;cursor:pointer}
.memory-sound-slider:focus-visible{outline:2px solid #8b8eff;outline-offset:3px}
@media (max-width:680px){.memory-audio-desktop{display:none!important}
.memory-stage{padding-top:62px!important}
.memory-mobile-audio{display:block;position:absolute;right:12px;top:12px;z-index:30}
.memory-mobile-sound-toggle{display:flex}
.memory-mobile-audio-popup{position:absolute;right:0;top:50px;width:min(314px,calc(100vw - 48px));padding:10px;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:rgba(7,11,20,.96);box-shadow:0 18px 42px rgba(0,0,0,.45);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.memory-mobile-audio-popup.open{display:grid;gap:10px}
.memory-mobile-audio-head{display:flex;align-items:center;justify-content:space-between;padding:2px 2px 4px}
.memory-mobile-audio-head strong{font:900 13px/1 'Plus Jakarta Sans',sans-serif}
.memory-mobile-audio-close{width:32px;height:32px;border:0;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.07);color:#fff;font-size:18px;cursor:pointer}
.memory-audio-row-mobile{display:block;min-height:0;padding:8px 2px!important;border-top:1px solid rgba(255,255,255,.075)}
.memory-audio-row-mobile:first-of-type{border-top:0}
.memory-audio-row-mobile .memory-audio-label{display:block;margin-bottom:8px;font-size:10px}
.memory-sound-control-mobile{display:grid;width:100%;grid-template-columns:32px minmax(0,1fr) 38px;gap:8px;align-items:center}
.memory-sound-control-mobile .memory-sound-main{width:32px;height:32px}
.memory-sound-control-mobile .memory-sound-slider-wrap{display:grid;grid-template-columns:28px minmax(80px,1fr) 28px;gap:6px;align-items:center}
.memory-sound-control-mobile .memory-sound-slider{width:100%;min-width:0}
.memory-sound-control-mobile .memory-sound-value{min-width:38px;text-align:right;font-size:10px}
.memory-grid{gap:8px}
.memory-card{border-radius:16px}}
.memory-setup-stage,.memory-play-stage{overflow:visible}
.memory-setup-info{margin-bottom:10px}
.memory-setup-panel{position:relative;z-index:2;width:min(100%,560px);margin:0 auto;padding:16px;border:1px solid rgba(255,255,255,.09);border-radius:22px;background:rgba(8,13,24,.58)}
.memory-setup-heading{font:900 12px/1.2 'Plus Jakarta Sans',sans-serif;color:#eef2ff;margin:0 0 10px}
.memory-theme-heading{margin-top:16px}
.memory-diff-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.memory-theme-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.memory-choice{min-width:0;border:1px solid rgba(255,255,255,.1);border-radius:16px;background:rgba(255,255,255,.045);color:#aeb8ce;padding:12px 8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-align:center;cursor:pointer;transition:.15s}
.memory-choice.active{border-color:rgba(119,123,255,.62);background:rgba(115,118,255,.14);color:#fff;box-shadow:inset 0 0 0 1px rgba(164,166,255,.12)}
.memory-choice-icon{font-size:22px;line-height:1.1}
.memory-choice strong{font-size:11px;font-weight:900}
.memory-choice small{font-size:8.5px;line-height:1.25;color:#818ca5}
.memory-choice.active small{color:#bec6da}
.memory-record-chip{display:flex;align-items:center;justify-content:center;min-height:34px;margin:14px 0 10px;padding:6px 10px;border:1px solid rgba(246,196,83,.2);border-radius:999px;background:rgba(246,196,83,.07);color:#ead79e;font-size:10px;font-weight:800;text-align:center}
.memory-start-btn{width:100%;min-height:50px;border:0;border-radius:16px;background:linear-gradient(135deg,#696cff,#a855f7);color:#fff;font:900 14px/1 'Plus Jakarta Sans',sans-serif;cursor:pointer}
.memory-run-toolbar{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:8px;margin:0 0 10px}
.memory-run-pill{display:inline-flex;align-items:center;min-height:32px;padding:0 10px;border-radius:999px;background:rgba(115,118,255,.11);border:1px solid rgba(115,118,255,.23);color:#dfe1ff;font-size:10px;font-weight:800;white-space:nowrap}
.memory-run-actions{display:flex;align-items:center;gap:6px}
.memory-mini-btn{min-height:32px;padding:0 10px;border:1px solid rgba(255,255,255,.11);border-radius:999px;background:rgba(255,255,255,.05);color:#dce2ef;font-size:10px;font-weight:800;cursor:pointer}
.memory-live-stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-bottom:10px}
.memory-live-stats>div{min-width:0;text-align:center;padding:8px 6px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.075)}
.memory-live-stats span{display:block;color:#7f8ba5;font-size:8px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}
.memory-live-stats strong{display:block;margin-top:2px;color:#edf1fb;font:900 12px/1.2 'Nunito',sans-serif}
.memory-preview-note{position:relative;z-index:2;margin:-2px 0 8px;text-align:center;color:#f0dca6;font-size:10px;font-weight:800}
.memory-grid{position:relative;z-index:2;display:grid!important;gap:9px!important;width:100%;margin:0!important}
.memory-grid[data-cols="4"]{grid-template-columns:repeat(4,minmax(0,1fr))!important}
.memory-grid[data-cols="6"]{grid-template-columns:repeat(6,minmax(0,1fr))!important}
.memory-card{position:relative!important;aspect-ratio:1!important;padding:0!important;border:0!important;border-radius:15px!important;background:transparent!important;perspective:700px;display:block!important;overflow:visible;cursor:pointer;-webkit-tap-highlight-color:transparent}
.memory-card:before{content:none!important}
.memory-card-inner{position:absolute;inset:0;display:block;transform-style:preserve-3d;transition:transform .34s cubic-bezier(.2,.75,.25,1)}
.memory-card.flipped .memory-card-inner,.memory-card.matched .memory-card-inner{transform:rotateY(180deg)}
.memory-card-face{position:absolute;inset:0;border-radius:15px;display:grid;place-items:center;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.memory-card-back{background:linear-gradient(145deg,#24314d,#151e32);border:1px solid rgba(255,255,255,.13);color:#7f8ba4;font-size:18px;box-shadow:inset 0 0 22px rgba(115,118,255,.12),0 4px 12px rgba(0,0,0,.12)}
.memory-card-front{transform:rotateY(180deg);background:linear-gradient(145deg,rgba(13,22,38,.90),rgba(18,31,48,.86));border:1px solid rgba(135,139,255,.48);color:#fff;font-size:clamp(24px,6vw,38px);box-shadow:inset 0 0 20px rgba(115,118,255,.10),0 6px 16px rgba(0,0,0,.25);text-shadow:0 2px 6px rgba(0,0,0,.42)}
.memory-card.matched .memory-card-front{background:linear-gradient(145deg,rgba(12,42,34,.90),rgba(13,34,42,.86));border-color:rgba(50,213,131,.58);box-shadow:inset 0 0 20px rgba(50,213,131,.10),0 6px 16px rgba(0,0,0,.24)}
.memory-card.matched .memory-card-front{animation:memoryMatchPulse .42s ease}
@keyframes memoryMatchPulse{50%{transform:rotateY(180deg) scale(1.07)}}
.memory-match-feedback{position:fixed;left:50%;top:31%;z-index:80;pointer-events:none;opacity:0;transform:translate(-50%,8px) scale(.9);padding:8px 13px;border-radius:999px;background:rgba(8,15,27,.90);border:1px solid rgba(255,255,255,.13);color:#fff;font:900 12px/1 'Nunito',sans-serif;box-shadow:0 12px 28px rgba(0,0,0,.25)}
.memory-match-feedback.show{animation:memoryMatchFeedback .85s ease forwards}
@keyframes memoryMatchFeedback{0%{opacity:0;transform:translate(-50%,12px) scale(.88)}25%,72%{opacity:1;transform:translate(-50%,0) scale(1)}100%{opacity:0;transform:translate(-50%,-10px) scale(.96)}}
.memory-match-particle{position:fixed;z-index:79;width:7px;height:7px;border-radius:50%;pointer-events:none;background:#8beac4;box-shadow:0 0 10px rgba(85,215,255,.45)}
.memory-card.previewing .memory-card-front{border-color:rgba(246,196,83,.45)}
.memory-result-meta{margin-top:8px;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:#c4cce0;font-size:10px;font-weight:800}
@media (hover:hover) and (pointer:fine){.memory-choice:hover,.memory-mini-btn:hover{border-color:rgba(133,137,255,.38);background:rgba(115,118,255,.09)}}
@media(max-width:680px){.memory-setup-panel{padding:12px;border-radius:18px}
.memory-diff-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
.memory-theme-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
.memory-choice{min-height:70px;padding:9px 7px}
.memory-choice small{font-size:8px}
.memory-grid[data-cols="6"]{grid-template-columns:repeat(4,minmax(0,1fr))!important}
.memory-grid{gap:7px!important}
.memory-card,.memory-card-face{border-radius:13px!important}
.memory-card-front{font-size:clamp(22px,8.5vw,34px)}
.memory-run-toolbar{align-items:flex-start}
.memory-run-pill{max-width:55%;overflow:hidden;text-overflow:ellipsis}
.memory-run-actions{flex-wrap:wrap;justify-content:flex-end}
.memory-mini-btn{padding:0 9px}
.memory-live-stats{gap:6px}
.memory-live-stats>div{padding:7px 4px}}
@media(max-width:390px){.memory-grid{gap:6px!important}
.memory-choice-icon{font-size:20px}
.memory-setup-panel{padding:10px}
.memory-card-front{font-size:clamp(20px,8vw,30px)}}
.memory-page-bg{display:none;position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;background:#07101b}
.memory-page-bg video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center center;filter:saturate(1.03) brightness(.93)}
.memory-page-bg .memory-bg-mobile{display:none}
.memory-page-bg-scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,18,.40) 0%,rgba(6,12,22,.34) 28%,rgba(7,13,23,.48) 66%,rgba(7,12,20,.72) 100%)}
body.memory-flip-active .memory-page-bg{display:block}
body.memory-flip-active{background:#07101b}
body.memory-flip-active .arcade-page{position:relative;z-index:2}
body.memory-flip-active .play-shell{position:relative;z-index:3}
body.memory-flip-active .stage-card.memory-stage,
body.memory-flip-active .stage-card.memory-setup-stage,
body.memory-flip-active .stage-card.memory-play-stage{background:linear-gradient(160deg,rgba(9,16,27,.68),rgba(8,14,24,.52));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 22px 70px rgba(0,0,0,.24)}
body.memory-flip-active .result-card{background:linear-gradient(160deg,rgba(11,18,31,.74),rgba(7,13,23,.60));backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
@media(max-width:900px) and (orientation:portrait){.memory-page-bg .memory-bg-desktop{display:none}
.memory-page-bg .memory-bg-mobile{display:block}}
@media(min-width:901px), (orientation:landscape){.memory-page-bg .memory-bg-desktop{display:block}
.memory-page-bg .memory-bg-mobile{display:none}}
@media(prefers-reduced-motion:reduce){.memory-page-bg video{display:none!important}
.memory-page-bg{background:url('/images/memory-flip/memory-flip-bg-desktop-poster.png') center/cover no-repeat}}