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336px;--app-max-width: 728px;--app-min-height: 620px;--app-max-height: 980px;--app-frame-height: clamp( var(--app-min-height), 100dvh, var(--app-max-height) );--text-xs: clamp(10px, 2.2vw, 13px);--text-sm: clamp(12px, 2.6vw, 15px);--text-md: clamp(14px, 3vw, 17px);--text-lg: clamp(16px, 3.5vw, 20px);--text-xl: clamp(20px, 4.5vw, 26px);--text-2xl: clamp(28px, 7vw, 42px);--space-xs: clamp(4px, 1vw, 8px);--space-sm: clamp(6px, 1.5vw, 12px);--space-md: clamp(10px, 2.5vw, 16px);--space-lg: clamp(16px, 4vw, 28px);--space-xl: clamp(24px, 6vw, 48px);--control-sm: clamp(32px, 8vw, 42px);--control-md: clamp(36px, 9vw, 48px);--bg: #fef6e8;--bg-surface: rgba(74, 32, 8, .05);--bg-surface-hover: rgba(74, 32, 8, .09);--bg-gradient-inner: #fef8f0;--bg-gradient-outer: #f8edd8;--board-bg: rgba(255, 245, 225, .92);--board-border: rgba(192, 128, 16, .25);--cell-empty: rgba(74, 32, 8, .12);--cell-empty-highlight: rgba(74, 32, 8, .2);--cell-filled: #f0b830;--cell-filled-highlight: #ffda68;--cell-marked: rgba(74, 32, 8, .06);--cell-stroke: rgba(74, 32, 8, .15);--grid-border: rgba(192, 128, 16, .2);--marker-text: #b87830;--title-color: #4a2008;--text-color: #5a2a08;--text-muted: rgba(74, 32, 8, .5);--clue-complete: rgba(74, 32, 8, .25);--subtitle-color: #6b3a15;--btn-primary-top: #ffe8a0;--btn-primary-mid: #ffda68;--btn-primary-mid2: #f0b830;--btn-primary-bot: #c08010;--btn-primary-text: #4a2008;--btn-edge: hsl(28 80% 28%);--btn-edge-dark: hsl(28 80% 14%);--btn-secondary-top: #f0e4cc;--btn-secondary-mid: #e8d4a8;--btn-secondary-bot: #d8c090;--btn-secondary-text: #8a6838;--btn-ghost-border: #c08010;--btn-ghost-text: #6b3010;--button-bg: linear-gradient( 180deg, #ffe8a0 0%, #ffda68 20%, #f0b830 50%, #d89818 80%, #c08010 100% );--button-hover-bg: #ffda68;--button-border: rgba(74, 32, 8, .4);--button-hover-border: rgba(74, 32, 8, .6);--button-shadow: 0 2px 8px rgba(0, 0, 0, .3);--button-hover-shadow: 0 4px 16px rgba(0, 0, 0, .4);--button-active-shadow: 0 1px 3px rgba(0, 0, 0, .4);--button-text: #4a2008;--win-text: #4a2008;--overlay-color: rgba(254, 248, 240, .85);--toggle-bg: rgba(192, 128, 16, .15);--accent: #f0b830}.menu-bg{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;background:radial-gradient(ellipse 120% 60% at 50% 0%,rgba(255,240,200,.6) 0%,transparent 60%),radial-gradient(ellipse 100% 50% at 50% 100%,rgba(240,184,48,.1) 0%,transparent 50%),radial-gradient(circle at 70% 30%,rgba(255,220,130,.15) 0%,transparent 40%),linear-gradient(180deg,#fef8f0,#fdf0d8 40%,#f8e8c8,#fef6e8);z-index:-1}.menu-banner{margin-top:var(--space-xl);width:clamp(240px,60vw,396px);height:auto;pointer-events:none;-webkit-user-select:none;user-select:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.pushable{position:relative;border:none;background:transparent;padding:0;cursor:pointer;outline-offset:4px;transition:filter .25s;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}.pushable:focus,.pushable:focus-visible{outline:none}.pushable .shadow{position:absolute;top:0;left:0;width:100%;height:100%;border-radius:inherit;background:#00000040;will-change:transform;transform:translateY(3px);transition:transform .6s cubic-bezier(.3,.7,.4,1);filter:blur(5px)}.pushable .edge{position:absolute;top:0;left:0;width:100%;height:100%;border-radius:inherit;background:linear-gradient(to left,var(--btn-edge-dark) 0%,var(--btn-edge) 8%,var(--btn-edge) 92%,var(--btn-edge-dark) 100%)}.pushable .front{display:flex;align-items:center;justify-content:center;position:relative;will-change:transform;transform:translateY(-5px);transition:transform .6s cubic-bezier(.3,.7,.4,1);font-family:Nunito,sans-serif;font-weight:700;background:linear-gradient(180deg,var(--btn-primary-top) 0%,var(--btn-primary-mid) 20%,var(--btn-primary-mid2) 50%,#d89818 80%,var(--btn-primary-bot) 100%);color:var(--btn-primary-text);text-shadow:0 1px 0 rgba(255,240,180,.6);box-shadow:inset 0 3px 6px #fff5c880,inset 0 -2px 4px #64320a33}.pushable:hover{filter:brightness(110%)}.pushable:hover .front{transform:translateY(-7px);transition:transform .25s cubic-bezier(.3,.7,.4,1.5)}.pushable:hover .shadow{transform:translateY(5px);transition:transform .25s cubic-bezier(.3,.7,.4,1.5)}.pushable:active .front{transform:translateY(-2px);transition:transform 34ms}.pushable:active .shadow{transform:translateY(1px);transition:transform 34ms}.pushable.btn-secondary .edge{background:linear-gradient(to left,#64452b,#966840 8%,#966840 92%,#64452b)}.pushable.btn-secondary .front{background:linear-gradient(180deg,#f0e4cc,#e8d4a8 40%,#d8c090);color:#8a6838;text-shadow:0 1px 0 rgba(255,250,230,.4);box-shadow:inset 0 2px 4px #fffae64d,inset 0 -2px 3px #643c141a}.pushable.btn-ghost .edge,.pushable.btn-ghost .shadow{background:transparent}.pushable.btn-ghost .front{background:transparent;border:2px solid var(--btn-ghost-border);color:var(--btn-ghost-text);text-shadow:none;box-shadow:none}.pushable.btn-ghost:hover .front{background:#f0b83014}.pushable.btn-ghost:active .front{background:#f0b83026}.title-warm{font-family:Lilita One,Nunito,sans-serif;color:#ffe080;-webkit-text-stroke:2.5px #6b3010;paint-order:stroke fill;text-shadow:0 3px 0 #4a2008,0 5px 8px rgba(74,32,8,.15)}.warm-panel{background:linear-gradient(180deg,#fff8ec,#fef0d8,#fce8c8);border:2px solid rgba(192,128,16,.2);border-radius:16px;box-shadow:0 4px 16px #4a200814,0 1px 3px #4a20080f}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}