:root{--void: #0B0416;--cab: #160A28;--panel: #1E0F35;--panel-hi: #291548;--screen: #0A0318;--edge: #3A1F63;--edge-soft: #2A1548;--ink-max: #FFFFFF;--ink: #FFF4FE;--ink-2: #C4A8E0;--ink-3: #9B84BC;--ink-off: #6A5590;--mag: #FF2E88;--mag-lit: #FF57A0;--mag-deep: #A8175A;--cyan: #22E8FF;--cyan-deep: #0B5D6B;--gold: #FFD23F;--gold-deep: #A8830F;--lime: #8CFF4D;--lime-deep: #4E9C22;--violet: #B360FB;--halo: #2A1050;--action: var(--mag);--nav: var(--cyan);--reward: var(--gold);--good: var(--lime);--danger: #FF5C5C;--glow-mag: rgba(255, 46, 136, .45);--glow-cyan: rgba( 34, 232, 255, .45);--glow-gold: rgba(255, 210, 63, .45);--glow-lime: rgba(140, 255, 77, .45);--metal-gold: #C8961E;--metal-silver: #DCE5F5;--metal-bronze: #B87333;--trophy-plus-minus: var(--cyan);--trophy-multiplication: var(--mag);--trophy-division: var(--gold);--trophy-mixed: var(--lime);--trophy-custom: var(--violet);--trophy-coral: #FF967E;--trophy-blue: #90B8FF;--trophy-mint: #70EBC1;--trophy-lilac: #D2A4FF;--trophy-rose: 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var(--edge-soft)}}.telemetry-toggle{display:grid;gap:var(--space-sm);justify-items:start;padding:var(--space-md);border:2px solid var(--edge-soft);border-radius:var(--radius-md);background:var(--cab)}.telemetry-toggle p{margin:0;color:var(--ink-2)}.telemetry-toggle strong{color:var(--ink)}.telemetry-switch{font-family:var(--display);font-size:.78rem;letter-spacing:.04em;color:var(--cyan);background:transparent;border:2px solid var(--cyan);border-radius:var(--radius-sm);padding:.55rem .9rem;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.telemetry-switch:hover{background:var(--cyan);color:var(--void)}.telemetry-note{font-size:.82rem;color:var(--ink-3)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}.bulb{background:var(--gold);box-shadow:0 0 8px 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srgb,var(--trophy-metal) 45%,transparent))}.trophy-detail-title{text-align:center}.trophy-detail-title h2{font:700 1.25rem var(--ui);color:var(--ink)}.trophy-detail-title p,.trophy-records>p{color:var(--ink-2);font-size:.9rem;margin:0 auto}.trophy-records{display:grid;gap:var(--space-xs)}.trophy-records ol{list-style:none;max-height:9.5rem;overflow-y:auto;border-top:1px solid var(--edge-soft)}.trophy-records li{display:grid;grid-template-columns:auto auto 1fr;gap:var(--space-sm);align-items:baseline;padding:.35rem 0;border-bottom:1px solid var(--edge-soft);font-size:.85rem;color:var(--ink-2)}.trophy-records strong{color:var(--ink);font-variant-numeric:tabular-nums}.trophy-records time{justify-self:end;color:var(--ink-3)}.trophy-key{list-style:none;display:grid;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);background:var(--cab);font-size:.85rem;color:var(--ink-2)}.trophy-key li{display:flex;align-items:center;gap:var(--space-sm)}.trophy-detail .primary-btn{width:100%}@media (max-width: 420px){.cabinet{padding:0 var(--space-sm) var(--space-sm)}.cabinet-glass{padding:var(--space-md) var(--space-sm) var(--space-sm)}}.trophy-card{display:flex;flex-direction:column;align-items:center;padding:var(--space-md);border:2px solid var(--edge);border-radius:var(--radius-lg);background:var(--cab);text-align:center;min-width:0}.trophy-art{display:block;width:120px;height:160px;flex-shrink:0;overflow:visible}.trophy-art .trophy-edge{stroke:color-mix(in srgb,var(--trophy-metal) 42%,var(--void));stroke-width:1.2}.trophy-art .trophy-category-edge{stroke:color-mix(in srgb,var(--trophy-category) 42%,var(--void));stroke-width:1.2}.trophy-art .trophy-game-edge{stroke:color-mix(in srgb,var(--trophy-game) 42%,var(--void));stroke-width:1.2}.trophy-art .trophy-engrave{fill:none;stroke:color-mix(in srgb,var(--trophy-metal) 55%,var(--void));stroke-width:1}.trophy-art .trophy-seam{fill:none;stroke:color-mix(in srgb,var(--trophy-category) 55%,var(--void));stroke-width:1.2}.trophy-art .trophy-shade{fill:color-mix(in srgb,var(--void) 38%,transparent)}.trophy-art .trophy-hollow{fill:color-mix(in srgb,var(--trophy-metal) 28%,var(--void))}.trophy-art .trophy-stud{fill:color-mix(in srgb,var(--trophy-metal) 30%,var(--ink-max))}.trophy-caption{display:grid;gap:var(--space-xs);overflow-wrap:anywhere}.trophy-caption h3{font:700 1.1rem var(--ui);color:var(--ink)}.trophy-caption p,.trophy-caption strong span,.trophy-progress,.trophy-guide p{color:var(--ink-2);font:400 .9rem/1.5 var(--ui)}.trophy-caption strong{color:var(--ink);font-size:1.1rem}.trophy-caption .trophy-date{color:var(--ink-3);font-size:.8rem}.trophy-guide h2{font:700 1.1rem var(--ui)}.trophy-progress{margin-top:var(--space-md)}.trophy-ladder{height:10px;border-radius:999px;background:var(--edge);overflow:hidden;margin-bottom:var(--space-sm)}.trophy-ladder span{display:block;height:100%;border-radius:inherit;background:var(--ladder);box-shadow:0 0 10px color-mix(in srgb,var(--ladder) 45%,transparent)}.trophy-progress .trophy-goal{color:var(--ink);font-size:1rem}.trophy-goal strong{font-weight:700}.trophy-goal+p{margin-top:var(--space-xs)}.trophy-new{flex-direction:row;justify-content:center;gap:var(--space-md);text-align:left;margin-top:var(--space-lg);border-color:var(--gold);box-shadow:0 0 18px var(--glow-gold)}@media (max-width: 420px){.trophy-new{flex-direction:column;text-align:center}}.trophy-reveal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:grid;place-items:center;padding:var(--space-lg) var(--space-md) max(var(--space-lg),env(safe-area-inset-bottom));overflow:hidden;touch-action:none;background:radial-gradient(circle at 50% 42%,color-mix(in srgb,var(--trophy-metal) 18%,var(--void)) 0%,var(--void) 62%);animation:reveal-in .3s var(--ease-out) 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both}.trophy-reveal h2{font-family:var(--display);font-size:clamp(1.5rem,7vw,2.4rem);line-height:1.1;color:var(--ink);text-shadow:0 0 22px color-mix(in srgb,var(--trophy-metal) 70%,transparent)}.trophy-reveal-detail{font:500 .95rem var(--ui);color:var(--ink-2)}.trophy-reveal .primary-btn{margin-top:var(--space-lg);min-width:12rem}@keyframes rays-spin{to{transform:rotate(1turn)}}@keyframes reveal-in{0%{opacity:0}}@keyframes trophy-pop{0%{transform:scale(.2) rotate(-14deg);opacity:0}60%{transform:scale(1.12) rotate(3deg);opacity:1}to{transform:none}}@media (prefers-reduced-motion: reduce){.trophy-reveal,.trophy-rays,.trophy-reveal .trophy-art{animation:none}}.achievement-grid{margin-top:var(--space-sm);gap:var(--space-sm)}.achievement-card{padding:.65rem .9rem;border-radius:var(--radius-md);font-size:.85rem;background:var(--cab);color:var(--ink-3)}.achievement-card.earned{background:var(--cab);border-color:var(--gold);color:var(--gold)}.feedback-settings{display:grid;gap:var(--space-md)}.feedback-setting{display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);padding:var(--space-md);border:2px solid var(--edge-soft);border-radius:var(--radius-md);background:var(--cab)}.feedback-setting p{margin:var(--space-xs) 0 0;color:var(--ink-2);font-size:.9rem}.feedback-switch{flex-shrink:0;min-width:4.5rem;min-height:44px;padding:var(--space-sm) var(--space-md);border:2px solid var(--ink-3);border-radius:var(--radius-sm);color:var(--ink-2);background:transparent;font-family:var(--display);cursor:pointer}.feedback-switch[aria-checked=true]{color:var(--cyan);border-color:var(--cyan);background:var(--panel)}.radio-pill{padding:.75rem 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span{display:grid;gap:2px}.builder-preview{display:grid;justify-items:start;gap:var(--space-sm);padding:.85rem;border-radius:var(--radius-md);background:var(--cab);font-size:.9rem;color:var(--ink-2)}.builder-preview strong{font-family:var(--display);font-weight:400;color:var(--cyan)}.sample-list{display:grid;gap:.3rem;list-style:none;font-family:var(--ui);font-size:1rem;font-weight:600;color:var(--ink)}.play-card{position:relative;overflow:hidden;display:grid;gap:var(--space-lg);text-align:center;background:var(--screen);padding:var(--space-lg) var(--space-md)}.play-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:5;background:repeating-linear-gradient(180deg,rgba(255,255,255,.028) 0 1px,transparent 1px 3px)}.play-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:4;background:radial-gradient(ellipse at center,transparent 64%,rgba(0,0,0,.42) 100%)}.play-card>*{position:relative;z-index:3}.play-card>.tap-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;pointer-events:none;background:var(--ink-max);animation:tap-backdrop .1s ease-out forwards}@keyframes tap-backdrop{0%{opacity:.12}to{opacity:0}}.play-card.shake{animation:cabinet-shake .42s cubic-bezier(.36,.07,.19,.97)}@keyframes cabinet-shake{10%,90%{transform:translate(-2px,1px)}20%,80%{transform:translate(4px,-2px)}30%,50%,70%{transform:translate(-5px,2px)}40%,60%{transform:translate(5px,-1px)}}.spark-canvas{position:absolute;top:0;left:0;width:100%;height:100%;display:block;z-index:6;pointer-events:none}.play-card .panel-heading h2{color:var(--ink-2)}.play-heading{align-items:center}.play-heading h2{flex:1;text-align:left}.play-back{flex-shrink:0;width:2.5rem;height:2.5rem;display:grid;place-items:center;font-family:var(--display);font-size:1rem;color:var(--cyan);background:var(--panel);border:2px solid var(--cyan-deep);border-radius:var(--radius-sm);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast)}.play-back:hover{border-color:var(--cyan);color:var(--ink)}.progress-track{display:flex;gap:5px;width:100%}.progress-pip{flex:1;height:6px;min-width:2px;border-radius:3px;background:var(--edge);transition:background var(--transition-fast),box-shadow var(--transition-fast)}.progress-pip.on{background:var(--lime);box-shadow:0 0 10px var(--glow-lime)}.question-display{display:flex;justify-content:center;align-items:center;min-height:4.5rem;font-family:var(--display);font-size:clamp(2.2rem,8vw,3.8rem);line-height:1;letter-spacing:.02em;color:var(--ink-max);text-shadow:0 0 14px rgba(255,255,255,.55),0 0 30px var(--glow-cyan),0 0 70px rgba(34,232,255,.35)}.question-display.pop{animation:question-pop .3s var(--ease-pop)}@keyframes question-pop{0%{transform:scale(.74) 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var(--glow-gold)}.perfect-banner>span{display:inline-block;padding:.35rem 1rem;border-radius:999px;background:#0a0318c7;border:2px solid var(--gold);box-shadow:0 0 26px var(--glow-gold);opacity:0}.perfect-banner>span.show{animation:cheer 1.3s ease-out}@media (prefers-reduced-motion: reduce){.perfect-banner>span{opacity:1}}@keyframes cheer{0%{opacity:0;transform:scale(.5) translateY(14px)}22%{opacity:1;transform:scale(1.18) translateY(0)}40%{transform:scale(1)}to{opacity:0;transform:scale(1) translateY(-16px)}}.keypad{display:grid;gap:.55rem}.keypad-row{display:flex;justify-content:center;gap:.55rem}.key-btn{position:relative;overflow:hidden;min-width:4.4rem;min-height:3.4rem;padding:.6rem 1rem;border-radius:var(--radius-md);font-family:var(--display);font-size:1.05rem;background:var(--panel);color:var(--ink);border:2px solid var(--edge);border-bottom-width:5px;border-bottom-color:var(--edge-soft);cursor:pointer;touch-action:none;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;transition:transform .06s var(--ease-out),background var(--transition-fast),border-color var(--transition-fast)}.key-btn:hover:not(:disabled){background:var(--panel-hi);border-color:var(--cyan-deep)}.key-btn.key-held:not(:disabled){transform:translateY(3px);border-bottom-width:2px;border-color:var(--cyan);background:var(--panel-hi)}.key-label{position:relative}@media (prefers-reduced-motion: reduce){.tap-backdrop{display:none}.key-btn{transition:none}.key-btn.key-held:not(:disabled){transform:none}}.keypad-hint{display:none;margin-top:calc(var(--space-md) * -1);font-family:var(--ui);font-size:.78rem;letter-spacing:.03em;color:var(--ink-3)}@media (pointer: fine){.keypad-hint{display:block}}.key-btn:disabled{opacity:.3;cursor:not-allowed}.result-card.success{border-color:var(--lime-deep);box-shadow:0 0 40px #8cff4d1f}.result-card.failure{border-color:var(--danger);box-shadow:0 0 40px #ff5c5c1a}.result-card h1{font-size:1.5rem;margin-bottom:var(--space-md)}.result-card.success h1{color:var(--lime);text-shadow:0 0 20px var(--glow-lime)}.result-card.failure h1{color:var(--danger)}.result-card.success .app-eyebrow{color:var(--lime)}.result-card.failure .app-eyebrow{color:var(--danger)}.result-card.failure h1.verdict-question{color:var(--ink)}.verdict-grid{display:grid;gap:var(--space-sm);margin-bottom:var(--space-md);text-align:left}.verdict{container-type:inline-size;display:grid;gap:2px;padding:clamp(var(--space-sm),2vh,var(--space-md));border:2px solid var(--edge);border-radius:var(--radius-md);background:var(--cab)}.verdict-label{font-family:var(--ui);font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}.verdict-value{font-family:var(--display);font-size:min(clamp(2rem,12vw,3.2rem),calc(92cqw / var(--chars, 3)));line-height:1.1}.verdict.right{border-color:var(--lime-deep)}.verdict.right .verdict-value{color:var(--lime);text-shadow:0 0 18px var(--glow-lime)}.verdict.wrong{border-color:var(--danger)}.verdict.wrong .verdict-value{color:var(--danger)}.tap-guard{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;touch-action:none}.inset-card{margin-top:var(--space-md);background:var(--cab);text-align:left}.result-actions{flex-direction:column}.result-actions .primary-btn{font-size:1.1rem;padding:1rem 1.25rem}.empty-note{color:var(--ink-3);font-size:.88rem;margin-top:var(--space-sm)}@media (max-width: 768px){.section-header{flex-direction:column;align-items:flex-start}.detail-header-card,.mode-card{grid-template-columns:1fr}.mode-accent,.mode-accent.tall{height:.45rem;width:100%}.stat-grid,.stat-grid.home-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}.app-root:has(.play-screen){min-height:0;padding-bottom:0}.app-root:has(.play-screen) .app-shell{display:flex;justify-content:center;height:100vh;height:100dvh;max-width:none;padding:0;overflow:hidden}.page-stack.play-screen{display:flex;flex:1;min-height:0;max-width:560px;overflow:hidden}.play-screen .play-card{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;gap:clamp(2px,1.2vh,var(--space-md));border-width:0;border-radius:0;padding:clamp(6px,1.6vh,var(--space-lg)) clamp(8px,3vw,var(--space-lg)) max(clamp(6px,1.6vh,var(--space-lg)),env(safe-area-inset-bottom))}.play-screen .play-heading,.play-screen .progress-track,.play-screen .answer-display,.play-screen .keypad-hint{flex:0 0 auto}.play-screen .play-back{width:clamp(1.9rem,5.5vh,2.5rem);height:clamp(1.9rem,5.5vh,2.5rem)}.play-screen .question-display{flex:1 1 auto;min-height:0;font-size:clamp(1.6rem,min(11vw,8.5vh),3.6rem)}.play-screen .answer-display{min-height:0;font-size:clamp(1.2rem,min(7vw,5vh),2.4rem);padding-bottom:clamp(2px,1vh,.5rem)}.play-screen .keypad{flex:0 1 auto;height:55vh;height:55dvh;min-height:0;display:flex;flex-direction:column;gap:clamp(3px,1vh,8px)}.play-screen .keypad-row{flex:1 1 0;min-height:0;gap:clamp(3px,1.4vw,8px)}.play-screen .key-btn{flex:1 1 0;min-width:0;min-height:0;padding:0;font-size:clamp(1rem,min(7vw,4.5vh),2.2rem)}.play-screen .keypad-hint{margin-top:0}.play-screen .perfect-banner{top:clamp(var(--space-sm),7vh,4.6rem)}@media (max-width: 767px){.app-root:has(.play-screen) .app-nav-bar{display:none}}@media (min-width: 768px){.play-screen .play-card{border-width:2px}}@media (orientation: landscape) and (max-height: 560px){.app-root:has(.play-screen){padding-left:0}.app-root:has(.play-screen) .app-nav-bar{display:none}.page-stack.play-screen{max-width:none}.play-screen .play-card{border-width:0}.play-screen .play-card{display:grid;grid-template-columns:1fr minmax(0,46vw);grid-template-rows:auto auto 1fr auto;column-gap:clamp(8px,2vw,var(--space-lg))}.play-screen .play-heading{grid-column:1;grid-row:1}.play-screen .progress-track{grid-column:1;grid-row:2}.play-screen .question-display{grid-column:1;grid-row:3}.play-screen .answer-display{grid-column:1;grid-row:4}.play-screen .keypad{grid-column:2;grid-row:1 / -1;height:auto}.play-screen .keypad-hint{display:none}}.rotate-gate{position:fixed;top:0;right:0;bottom:0;left:0;z-index:400;display:grid;place-content:center;justify-items:center;gap:var(--space-md);padding:var(--space-lg);text-align:center;background:var(--void);touch-action:none}.rotate-gate-icon{width:clamp(44px,16vh,72px);height:clamp(44px,16vh,72px);color:var(--cyan);filter:drop-shadow(0 0 14px var(--glow-cyan))}.rotate-gate h1{font-size:clamp(1.05rem,5vh,1.5rem);color:var(--ink)}.rotate-gate p{max-width:26rem;color:var(--ink-2);font-size:.95rem}@media (prefers-reduced-motion: no-preference){.rotate-gate-icon{animation:rotate-hint 2.6s var(--ease-out) infinite}}@keyframes rotate-hint{0%,15%{transform:rotate(-90deg)}55%,to{transform:rotate(0)}}