#memgame .game-hero{padding:1.5rem 0 1.2rem;text-align:center}#memgame .game-hero h1{font-size:clamp(2rem,5vw,3rem);margin:.5rem 0 .6rem}#memgame .neon{color:var(--accent);text-shadow:0 0 24px var(--accent-glow)}#memgame .game-hero .lead{color:var(--text-muted);max-width:46ch;margin:0 auto}#memgame .hud{display:flex;align-items:center;justify-content:center;gap:.8rem;flex-wrap:wrap;margin-bottom:.9rem}#memgame .hud-item{display:flex;flex-direction:column;align-items:center;min-width:92px;padding:.5rem .9rem;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-sm)}#memgame .hud-label{font-size:.72rem;font-weight:700;letter-spacing:.04em;color:var(--text-dim)}#memgame .hud-value{font-family:var(--font-heading);font-weight:800;font-size:1.4rem;color:#fff;transition:transform .1s ease}#memgame .diff{display:flex;align-items:center;justify-content:center;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}#memgame .diff-label{font-size:.78rem;font-weight:700;letter-spacing:.04em;color:var(--text-dim);margin-right:.2rem}#memgame .diff-btn{padding:.45em 1em;font-family:var(--font-heading);font-weight:700;font-size:.95rem;color:var(--text-muted);background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:999px;cursor:pointer;transition:color .15s ease,border-color .15s ease,background .15s ease}#memgame .diff-btn:hover{color:var(--text);border-color:var(--accent)}#memgame .diff-btn.active{color:var(--accent-ink);background:var(--accent);border-color:var(--accent)}#memgame .icon-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;font-size:1.2rem;line-height:1;background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:999px;cursor:pointer;transition:border-color .15s ease,transform .1s ease}#memgame .icon-btn:hover{border-color:var(--accent);transform:translateY(-1px)}#memgame .icon-btn.off{opacity:.6}#memgame .board-wrap{position:relative;width:100%;max-width:480px;margin:0 auto}#memgame .board{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(6px,1.4vw,12px);padding:clamp(8px,1.4vw,14px);background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius)}#memgame .card{aspect-ratio:1 / 1;padding:0;border:none;background:transparent;cursor:pointer;perspective:700px}#memgame .card .inner{position:relative;display:block;width:100%;height:100%;transform-style:preserve-3d;transition:transform .35s ease}#memgame .card.flipped .inner,#memgame .card.matched .inner{transform:rotateY(180deg)}#memgame .card .face{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;border-radius:16%;backface-visibility:hidden;-webkit-backface-visibility:hidden}#memgame .card .back{font-family:var(--font-heading);font-weight:800;font-size:clamp(1.1rem,3.5vw,1.8rem);color:#7896dcb3;background:radial-gradient(circle at 35% 28%,rgba(255,255,255,.18),transparent 45%),linear-gradient(160deg,#3a4a72,#1d2540);border:1px solid rgba(120,150,220,.35);box-shadow:inset 0 -2px 5px #00000059,0 1px 2px #0000004d}#memgame .card .front{font-size:clamp(1.5rem,5vw,2.4rem);background:radial-gradient(circle at 35% 28%,rgba(255,255,255,.18),transparent 50%),linear-gradient(160deg,#243056,#161d33);border:1px solid rgba(120,150,220,.45);transform:rotateY(180deg)}#memgame .card.matched .front{background:radial-gradient(circle at 35% 28%,rgba(255,255,255,.4),transparent 50%),linear-gradient(160deg,#6dffae,var(--accent-dim));border-color:var(--accent);box-shadow:0 0 0 2px var(--accent),0 0 16px var(--accent-glow)}#memgame .card:not(.flipped):not(.matched):hover .inner{transform:translateY(-2px)}#memgame .overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0b0e14c7;backdrop-filter:blur(4px);border-radius:var(--radius);z-index:10}#memgame .overlay[hidden]{display:none}#memgame .overlay-card{text-align:center;padding:2rem 2.4rem;background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:var(--radius);box-shadow:0 20px 60px #00000080}#memgame .overlay-card h2{margin-bottom:.6rem}#memgame .ov-score{font-size:1.1rem;color:var(--text-muted);margin-bottom:.2rem}#memgame .ov-score strong{color:var(--accent);font-size:1.3rem}#memgame .ov-best{color:var(--text-dim);font-size:.95rem;margin-bottom:1.2rem}#memgame .start-overlay .overlay-card h2{font-size:clamp(1.6rem,4vw,2.2rem);margin-bottom:.5rem}#memgame .start-overlay .ov-score{margin-bottom:1.3rem}#memgame .btn-start{font-size:clamp(1.1rem,2.6vw,1.4rem);font-weight:800;padding:.9em 2.6em;border-radius:999px;box-shadow:0 0 0 3px var(--accent-glow),0 10px 30px #0006;animation:mem-start-pulse 1.8s ease-in-out infinite}#memgame .btn-start:hover{transform:translateY(-2px)}@keyframes mem-start-pulse{0%,to{box-shadow:0 0 0 3px var(--accent-glow),0 10px 30px #0006}50%{box-shadow:0 0 0 7px var(--accent-glow),0 10px 34px #00000073}}#memgame .hint{text-align:center;color:var(--text-dim);font-size:.9rem;margin-top:1.2rem}@media(max-width:520px){#memgame .hud-item{min-width:72px;padding:.4rem .6rem}#memgame .hud-value{font-size:1.15rem}}