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6%);stroke-width:4.8;vector-effect:non-scaling-stroke}.app-shell{min-height:100dvh;display:flex;justify-content:center;align-items:stretch;padding:1rem;padding-top:max(1rem,env(safe-area-inset-top));padding-bottom:max(.35rem,env(safe-area-inset-bottom))}.game-screen{--ad-slot-banner-height: 0px;--ad-slot-safe-bottom: 0px;--ad-slot-reserved-height: 0px;--mobile-browser-ui-reserve: 0px;--layout-max-width: 980px;width:min(980px,100%);min-height:calc(100dvh - 2.35rem);display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto;justify-items:center;align-items:stretch;row-gap:.45rem}.game-screen.has-ad-slot{--ad-slot-banner-height: 50px;--ad-slot-safe-bottom: env(safe-area-inset-bottom);--ad-slot-reserved-height: calc(var(--ad-slot-banner-height) + var(--ad-slot-safe-bottom))}.game-screen.has-mobile-browser-chrome{--mobile-browser-ui-reserve: clamp(34px, 6vh, 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.3rem;color:var(--info-text);font-size:clamp(.78rem,1.95vw,.9rem);letter-spacing:.02em;text-align:center}.game-layout-tutorial-complete-actions{display:flex;align-items:center;justify-content:center;gap:.45rem}.game-layout-section-actions.is-wrap-up .game-layout-tutorial-complete-actions,.game-layout-section-actions.is-wrap-reserved .game-layout-tutorial-complete-actions{margin-top:clamp(.26rem,.85vh,.48rem)}.game-layout-tutorial-complete-button{min-width:7.15rem;min-height:2rem;font-size:clamp(.68rem,1.8vw,.78rem);letter-spacing:.015em;text-transform:uppercase;padding:.3rem .42rem;white-space:nowrap}.game-layout-section-board{grid-area:board;min-height:0;padding:0 clamp(.1rem,.7vw,.35rem);position:relative;z-index:10;display:grid;justify-items:center;align-content:start}.game-board-tutorial-box{position:absolute;left:50%;width:clamp(16rem,58%,34rem);max-width:calc(100% - 1.25rem);top:clamp(1.8rem,5vw,2.8rem);transform:translate(-50%);display:grid;place-items:center;min-height:clamp(2.5rem,6.6vh,3.3rem);padding:.58rem .74rem;border-radius:.72rem;border:1px solid color-mix(in srgb,var(--accent-secondary) 42%,var(--tone-transparent));background:color-mix(in srgb,var(--board-surface) 74%,var(--tone-transparent));color:var(--hud-text);font-size:clamp(.84rem,2.35vw,1rem);font-weight:700;line-height:1.18;letter-spacing:.01em;text-align:center;z-index:25;pointer-events:none;box-shadow:0 10px 18px color-mix(in srgb,var(--board-background) 56%,var(--tone-transparent));overflow-wrap:break-word;word-break:normal}.game-session-layout.is-overlap-vertical{--overlap-step: clamp(.18rem, .7vh, .38rem);row-gap:0}.game-session-layout.is-overlap-vertical .game-layout-section-info{margin-top:calc(-.2 * var(--overlap-step))}.game-session-layout.is-overlap-vertical .game-layout-section-timer{margin-top:calc(-.45 * var(--overlap-step))}.game-session-layout.is-overlap-vertical .game-layout-section-tutorial{margin-top:calc(-.8 * var(--overlap-step));min-height:clamp(1.24rem,3.1vh,1.7rem)}.game-session-layout.is-overlap-vertical .game-layout-section-actions{margin-top:calc(-1.1 * var(--overlap-step));min-height:clamp(1.8rem,4.4vh,2.3rem)}.game-session-layout.is-overlap-vertical .game-layout-section-actions.is-wrap-up,.game-session-layout.is-overlap-vertical .game-layout-section-actions.is-wrap-reserved{min-height:clamp(3.25rem,8.6vh,4.2rem)}.game-session-layout.is-overlap-vertical .game-layout-section-tutorial:not(.is-empty)+.game-layout-section-actions.is-empty{min-height:clamp(3.25rem,8.6vh,4.2rem);padding:0 clamp(.55rem,2vw,1rem)}.game-session-layout.is-overlap-vertical .game-layout-section-board{margin-top:calc(-1.55 * var(--overlap-step))}.game-session-layout.is-overlap-vertical .board-frame{--board-fit-reserve: calc( 11.1rem + var(--ad-slot-reserved-height) + var(--mobile-browser-ui-reserve) );--hint-row-layout-reserve: clamp(4.15rem, 8.1vh, 5rem);--hint-cell-height: clamp(1.72rem, 6.2cqw, 2.5rem)}.game-session-layout.is-extreme-compact{--overlap-step: clamp(.28rem, 1.05vh, .5rem);row-gap:0}.game-session-layout.is-extreme-compact .game-layout-section-info{margin-top:calc(-.35 * var(--overlap-step))}.game-session-layout.is-extreme-compact .game-layout-section-timer{margin-top:calc(-.72 * var(--overlap-step))}.game-session-layout.is-extreme-compact .game-layout-section-tutorial{margin-top:calc(-1.15 * var(--overlap-step));min-height:clamp(1rem,2.5vh,1.34rem);font-size:clamp(.72rem,1.85vw,.86rem)}.game-session-layout.is-extreme-compact .game-layout-section-actions{margin-top:calc(-1.48 * var(--overlap-step));min-height:clamp(1.5rem,3.8vh,1.95rem)}.game-session-layout.is-extreme-compact .game-layout-section-actions.is-wrap-up,.game-session-layout.is-extreme-compact .game-layout-section-actions.is-wrap-reserved{min-height:clamp(2.7rem,7.2vh,3.5rem)}.game-session-layout.is-extreme-compact .game-layout-section-board{margin-top:calc(-2 * var(--overlap-step))}.game-session-layout.is-extreme-compact .board-frame{--board-fit-reserve: calc( 14.6rem + var(--ad-slot-reserved-height) + var(--mobile-browser-ui-reserve) );--hint-row-layout-reserve: clamp(3.9rem, 7vh, 4.7rem);--hint-cell-height: clamp(1.56rem, 5.5cqw, 2.1rem);--hint-font-size: clamp(.8rem, 3.5cqw, 1.2rem);width:min(100%,20.75rem,calc((100dvh - var(--board-fit-reserve)) / var(--board-height-ratio)))}.game-screen.is-extreme-compact .game-layout-section-header{padding-top:0}.game-screen.is-extreme-compact .hud-row{gap:.35rem}.game-screen.is-extreme-compact .hud-logo{height:clamp(1.68rem,4.4vw,2.1rem)}.game-screen.is-extreme-compact .hud-actions{gap:.08rem;min-height:2.2rem}.game-screen.is-extreme-compact .hud-help-button{min-width:2.35rem;min-height:2.35rem;font-size:inherit}.game-screen.is-extreme-compact .hud-help-button>svg{width:clamp(1.3rem,2.6vw,1.55rem);height:clamp(1.3rem,2.6vw,1.55rem)}.game-screen.is-extreme-compact .hud-secret-word{font-size:clamp(2rem,6vw,2.55rem);letter-spacing:.16em}.game-screen.is-extreme-compact .hud-status-strip{gap:.28rem;margin-top:.08rem}.game-screen.is-extreme-compact .hud-status-moves{font-size:clamp(.84rem,2.35vw,1.02rem)}.game-screen.is-extreme-compact .hud-status-stars-filled,.game-screen.is-extreme-compact .hud-status-stars-empty{font-size:clamp(1.1rem,3.15vw,1.35rem)}.game-screen.is-extreme-compact .hud-timer{font-size:clamp(1.8rem,4.7vw,2.1rem)}.game-screen.is-extreme-compact .hud-post-win-button{min-height:1.9rem;min-width:4.7rem;font-size:.66rem;padding:.24rem .22rem}.game-screen.is-extreme-compact .hud-post-win-button.hud-button-icon{min-width:1.95rem;min-height:1.95rem}.game-screen.is-extreme-compact .letter-math-overlay{padding:0 clamp(.45rem,2.2vw,1rem)}.hud-panel{width:min(var(--layout-max-width),100%);--hud-top-size: clamp(1.8rem, 4.8vw, 2.25rem);padding:0;display:contents;position:static}.hud-row{display:flex;justify-content:space-between;gap:.9rem;align-items:center;color:var(--letter-cell-bg)}.hud-logo-button{justify-self:start;display:flex;align-items:center;min-height:3rem;border:0;background:var(--tone-transparent);padding:0;cursor:pointer}.hud-logo-button:focus-visible{outline:2px solid 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74%,var(--tone-transparent));color:var(--hud-text);font-size:clamp(1.18rem,1.95vw,1.55rem);font-weight:700;line-height:1.25;letter-spacing:.01em;text-align:center;z-index:25;pointer-events:none;box-shadow:0 12px 22px color-mix(in srgb,var(--board-background) 58%,var(--tone-transparent))}.hud-row{gap:.5rem}.hud-actions{gap:clamp(.12rem,.35vw,.24rem);min-height:2.35rem}.hud-help-button{min-width:clamp(2.35rem,3.8vw,2.8rem);min-height:clamp(2.35rem,3.8vw,2.8rem)}.hud-help-button>svg{width:clamp(1.34rem,2vw,1.68rem);height:clamp(1.34rem,2vw,1.68rem)}.hud-secret-word{font-size:clamp(2.7rem,4.5vw,3.3rem);letter-spacing:.16em}.hud-status-strip{margin-top:.08rem;gap:clamp(.26rem,.75vw,.55rem)}.hud-timer-row{margin-top:-.16rem}}@media(prefers-reduced-motion:reduce){.tutorial-step-frame.is-slide-left,.tutorial-step-frame.is-slide-right{animation:none}}