:root{color-scheme:dark;--paper:#102547;--ink:#f3f7ff;--muted:#c0d4ee;--line:#4870a0;--orange:#ffcf70;--accent:#66dcff;--tint:#23486a;font-family:ui-rounded,'Trebuchet MS',system-ui,sans-serif;background:#081932}
body{background:radial-gradient(ellipse at 10% 0,#164b86,transparent 50%),radial-gradient(ellipse at 95% 10%,#4b2678,transparent 50%),#081932;min-height:100dvh}.game-page[data-game]{--accent:#71e0fa;--tint:#29476a}.game-header{height:64px;border-bottom:1px solid #76c7ff30}.game-header h1{color:#fff;font-size:clamp(.95rem,2vw,1.25rem)}.game-header .back-link{color:#b6ecff}.game-main{padding-top:16px}.play-area{border:2px solid #90d5ff80;border-radius:22px;box-shadow:0 0 0 6px #254a7544,0 24px 70px #0005;overflow:hidden}.stat{background:#19375c;border-color:#42658c}.stat-value{color:#ffe8a0}.stat-label{color:#c2d9ef}.game-toolbar button,.dpad button{background:#23466f;color:white;border-color:#78acd380;border-radius:13px}.game-toolbar button:hover,.dpad button:hover{background:#346491}.overlay{background:#102341ed;color:white;backdrop-filter:blur(8px)}.overlay h2{color:#fff}.overlay p{color:#dfedff}.overlay button.primary{background:linear-gradient(100deg,#7455f1,#2386bd);color:white;border:1px solid #9ebaff}.settings-content{background:#102547;color:white;border:1px solid #799fca;z-index:25}.difficulty button[aria-pressed="true"]{background:#526ecc;color:white}.arcade-credit{padding:16px;text-align:center;font-size:.72rem;color:#b9cde6}.arcade-credit a{color:#b7eaff}.is-focused .arcade-credit{display:none}.usage-overlay{z-index:10000}.usage-pill{bottom:4px;right:5px;font-size:.72rem;pointer-events:none}.game-page[data-game="memory"] .card-back{background:linear-gradient(140deg,#5055c9,#263974)}.game-page[data-game="memory"] .card-front{background:#f5efff;color:#563082}.game-page[data-game="memory"] .memory-card.matched .card-front{background:#bcf4d3;color:#175632}.game-page[data-game="whac-a-mole"] .hole{background:#1a394e}.game-page[data-game="whac-a-mole"] .hole-number{color:#edf6ff}.is-focused{background:#081932}