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#0a081373;margin:0}.splash-equation{white-space:nowrap;min-height:1.8em;font-family:var(--font-mono);font-weight:var(--weight-medium);font-variant-numeric:tabular-nums;opacity:0;transition:opacity var(--duration-slow) var(--ease-out);-webkit-backdrop-filter:blur(10px);background:#0a081347;border-radius:14px;flex-wrap:nowrap;justify-content:center;align-items:center;gap:.1em .34em;padding:10px 16px;font-size:clamp(1.2rem,5.2vw,1.75rem);display:flex}.splash-equation.is-visible{opacity:1}.splash-token{color:#f5f3fcc7;will-change:transform, opacity;animation:splash-token-in .42s var(--ease-spring) both;display:inline-block}.splash-token.is-answer{border-radius:var(--radius-2xs);color:#5eead4;font-weight:var(--weight-bold);animation:splash-token-in .42s var(--ease-spring) both, splash-answer-pulse .9s var(--ease-out) .42s 1;background:#22d3ee29;padding:.04em .34em;box-shadow:inset 0 0 0 1px #22d3ee66}@keyframes splash-token-in{0%{opacity:0;filter:blur(2px);transform:translateY(16px)scale(.6)}to{opacity:1;filter:blur();transform:translateY(0)scale(1)}}@keyframes splash-answer-pulse{0%,to{transform:scale(1)}40%{transform:scale(1.14)}}.splash-progress-wrap{width:min(240px,72vw);padding-top:28px;position:relative}.splash-progress-tip{z-index:2;min-width:2.6em;font-family:var(--font-display);font-size:.72rem;font-weight:var(--weight-bold);letter-spacing:.02em;text-align:center;color:#e9d5ff;opacity:0;pointer-events:none;background:linear-gradient(#2a2438 0%,#17141f 100%);border-radius:8px;padding:4px 8px;transition:opacity .18s;position:absolute;top:0;left:0;transform:translate(-50%);box-shadow:0 4px 14px #04030a8c,inset 0 1px #ffffff1f}.splash-progress-tip.is-visible{opacity:1}.splash-progress-tip:after{content:"";background:#17141f;border-radius:2px;width:10px;height:10px;position:absolute;bottom:-5px;left:50%;transform:translate(-50%)rotate(45deg)}.splash-progress{border-radius:var(--radius-pill);background:linear-gradient(#0c0a12 0%,#1a1624 100%);height:14px;position:relative;overflow:hidden;box-shadow:inset 0 2px 4px #000000bf,inset 0 -1px #ffffff14,0 1px #ffffff0a}.splash-progress-fill{border-radius:var(--radius-pill) 0 0 var(--radius-pill);background:linear-gradient(90deg,#8b5cf6 0%,#c084fc 48%,#22d3ee 100%);width:0;height:100%;position:relative;overflow:hidden;box-shadow:0 0 14px #a855f78c,0 0 28px #22d3ee47,inset 0 1px #ffffff73}.splash-progress-fill.is-complete{border-radius:var(--radius-pill)}.splash-progress-stripes{mix-blend-mode:multiply;opacity:.9;background:repeating-linear-gradient(-55deg,#0000 0 7px,#0a081338 7px 12px) 0 0/28px 28px;animation:.85s linear infinite splash-stripe-slide;position:absolute;inset:0}.splash-progress-gloss{border-radius:inherit;pointer-events:none;background:linear-gradient(#ffffff8c 0%,#ffffff1f 55%,#0000 100%);height:38%;position:absolute;top:15%;left:0;right:0}@keyframes splash-stripe-slide{0%{background-position:0 0}to{background-position:28px 0}}@media (prefers-reduced-motion:reduce){.splash-content{opacity:1;transition:none;transform:none}.splash-token,.splash-token.is-answer{opacity:1;filter:none;animation:none;transform:none}.splash-progress-stripes{animation-duration:1.6s}}.first-run-tips{z-index:var(--z-overlay,40);padding:var(--space-md) var(--space-md) calc(var(--space-lg) + env(safe-area-inset-bottom,0px) + 72px);pointer-events:none;place-items:end center;display:grid;position:absolute;inset:0}.first-run-tips-scrim{-webkit-backdrop-filter:blur(2px);cursor:pointer;pointer-events:auto;background:#060a127a;border:0;margin:0;padding:0;position:absolute;inset:0}.first-run-tips-card{z-index:1;width:min(100%,22rem);padding:var(--space-md) var(--space-md) var(--space-sm);border-radius:var(--radius-lg);border:1px solid var(--border-soft);background:var(--surface-card);box-shadow:var(--shadow-xl), var(--accent-glow-sm);pointer-events:auto;position:relative}.first-run-tips-card--scan{border-color:rgba(var(--accent-rgb), .35)}.first-run-tips-card--draw{box-shadow:var(--shadow-xl), 0 0 0 1px #fb71852e}.first-run-tips-card--learn{box-shadow:var(--shadow-xl), 0 0 0 1px #34d3992e}.first-run-tips-kicker{margin:0 0 var(--space-2xs);font-family:var(--font-mono);font-size:var(--text-3xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--text-tertiary)}.first-run-tips-title{margin:0 0 var(--space-2xs);font-family:var(--font-display);font-size:var(--text-lg);font-weight:var(--weight-bold);letter-spacing:var(--tracking-tight);color:var(--text-primary);line-height:var(--leading-snug)}.first-run-tips-body{margin:0 0 var(--space-md);font-size:var(--text-sm);line-height:var(--leading-normal);color:var(--text-secondary);text-wrap:balance}.first-run-tips-dots{justify-content:center;gap:var(--space-2xs);margin-bottom:var(--space-sm);display:flex}.first-run-tips-dot{background:var(--border-soft);cursor:pointer;width:8px;height:8px;transition:background-color var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);border:0;border-radius:50%;padding:0}.first-run-tips-dot.is-active{background:var(--accent);transform:scale(1.2)}.first-run-tips-dot:focus-visible{box-shadow:var(--focus-ring);outline:none}.first-run-tips-actions{justify-content:flex-end;align-items:center;gap:var(--space-xs);display:flex}.first-run-tips-skip{min-height:var(--tap-min);padding:0 var(--space-sm);border-radius:var(--radius-sm);color:var(--text-tertiary);font-family:var(--font-body);font-size:var(--text-sm);font-weight:var(--weight-medium);cursor:pointer;background:0 0;border:0}.first-run-tips-skip:hover{color:var(--text-secondary)}.first-run-tips-next{min-height:var(--tap-min);min-width:6.5rem;padding:0 var(--space-md);border-radius:var(--radius-sm);background:var(--accent-gradient);color:var(--accent-on);font-family:var(--font-display);font-size:var(--text-sm);font-weight:var(--weight-semibold);cursor:pointer;transition:transform var(--duration-fast) var(--ease-out), filter var(--duration-fast) var(--ease-out);border:0}.first-run-tips-next:hover{filter:brightness(1.06)}.first-run-tips-next:active{transform:scale(.96)}.first-run-tips-next:focus-visible,.first-run-tips-skip:focus-visible{box-shadow:var(--focus-ring);outline:none}@media (width<=380px){.first-run-tips{padding-inline:var(--space-sm)}.first-run-tips-title{font-size:var(--text-md)}}.changelog{z-index:var(--z-overlay,40);padding:var(--space-md) var(--space-md) calc(var(--space-lg) + env(safe-area-inset-bottom,0px) + 72px);pointer-events:none;place-items:end center;display:grid;position:absolute;inset:0}.changelog-scrim{-webkit-backdrop-filter:blur(2px);cursor:pointer;pointer-events:auto;background:#060a127a;border:0;margin:0;padding:0;position:absolute;inset:0}.changelog-card{z-index:1;width:min(100%,22rem);max-height:min(70dvh,34rem);padding:var(--space-md) var(--space-md) var(--space-sm);border-radius:var(--radius-lg);border:1px solid rgba(var(--accent-rgb), .35);background:var(--surface-card);box-shadow:var(--shadow-xl), var(--accent-glow-sm);pointer-events:auto;flex-direction:column;display:flex;position:relative}.changelog-kicker{margin:0 0 var(--space-2xs);font-family:var(--font-mono);font-size:var(--text-3xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--text-tertiary)}.changelog-title{margin:0 0 var(--space-2xs);font-family:var(--font-display);font-size:var(--text-lg);font-weight:var(--weight-bold);letter-spacing:var(--tracking-tight);color:var(--text-primary);line-height:var(--leading-snug)}.changelog-lede{margin:0 0 var(--space-sm);font-size:var(--text-sm);line-height:var(--leading-normal);color:var(--text-secondary);text-wrap:balance}.changelog-scroll{-webkit-overflow-scrolling:touch;gap:var(--space-sm);min-height:0;margin-bottom:var(--space-sm);padding-right:var(--space-2xs);flex-direction:column;display:flex;overflow-y:auto}.changelog-section-title{margin:0 0 var(--space-2xs);font-family:var(--font-mono);font-size:var(--text-3xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-caps);text-transform:uppercase}.changelog-section-title--added{color:#34d399}.changelog-section-title--removed{color:#fb7185}.changelog-list{gap:var(--space-2xs);flex-direction:column;margin:0;padding:0 0 0 1.1rem;display:flex}.changelog-list li{font-size:var(--text-sm);line-height:var(--leading-snug);color:var(--text-secondary)}.changelog-actions{justify-content:flex-end;align-items:center;gap:var(--space-xs);flex:none;display:flex}.changelog-done{min-height:var(--tap-min);min-width:6.5rem;padding:0 var(--space-md);border-radius:var(--radius-sm);background:var(--accent-gradient);color:var(--accent-on);font-family:var(--font-display);font-size:var(--text-sm);font-weight:var(--weight-semibold);cursor:pointer;transition:transform var(--duration-fast) var(--ease-out), filter var(--duration-fast) var(--ease-out);border:0}.changelog-done:hover{filter:brightness(1.06)}.changelog-done:active{transform:scale(.96)}.changelog-done:focus-visible{box-shadow:var(--focus-ring);outline:none}.changelog-side-btn{z-index:calc(var(--z-sticky) - 1);width:1.65rem;min-height:4.75rem;padding:var(--space-xs) 0;border:1px solid var(--border-soft);border-radius:var(--radius-sm) 0 0 var(--radius-sm);background:var(--surface-card);background-image:var(--surface-glass);color:var(--text-secondary);box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(var(--blur-glass)) saturate(150%);cursor:pointer;transition:color var(--duration-fast) var(--ease-out), background-color var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);border-right:0;justify-content:center;align-items:center;display:flex;position:absolute;top:42%;right:0}.changelog-side-btn:hover{color:var(--text-primary);transform:translate(-2px)}.changelog-side-btn:focus-visible{box-shadow:var(--focus-ring);outline:none}.changelog-side-btn-label{font-family:var(--font-mono);font-size:var(--text-3xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-caps);text-transform:uppercase;writing-mode:vertical-rl;line-height:1;transform:rotate(180deg)}@media (width<=380px){.changelog{padding-inline:var(--space-sm)}.changelog-title{font-size:var(--text-md)}}:root{--neon-cyan:#22d3ee}.border-beam-panel{border:1px solid var(--border-hairline);width:100%;color:inherit;background:0 0;padding:0;position:relative;overflow:visible}.border-beam-panel__content{z-index:1;border-radius:inherit;width:100%;min-width:0;height:100%;position:relative}button.border-beam-panel{appearance:none;font:inherit;text-align:left;cursor:pointer}button.border-beam-panel:focus-visible{box-shadow:var(--focus-ring);outline:none}html[data-capacitor-native] .border-beam-panel .mk-beam-glow{opacity:.22;filter:blur(10px)}html[data-theme=light] .border-beam-panel .mk-beam-ring{opacity:var(--beam-ring-opacity,.7)}html[data-theme=light] .border-beam-panel .mk-beam-glow{opacity:var(--beam-glow-opacity);filter:blur(12px)}html[data-theme=light][data-capacitor-native] .border-beam-panel .mk-beam-glow{opacity:.06;filter:blur(8px)}.scanner-overlay{z-index:var(--z-overlay);background:var(--bg-void);color:var(--text-primary);font-family:var(--font-body);flex-direction:column;display:flex;position:fixed;inset:0}.scanner-stage{background:#000;flex:1;position:relative;overflow:hidden}.scanner-video{object-fit:cover;width:100%;height:100%;display:block}.scanner-canvas{display:none}.scanner-frame{pointer-events:none;position:absolute;inset:12% 8%}.scanner-frame span{border:2px solid var(--accent-bright);width:34px;height:34px;filter:drop-shadow(0 0 10px rgba(var(--accent-rgb), .7));border-radius:3px;position:absolute}.scanner-frame span:first-child{border-top-left-radius:var(--radius-xs);border-bottom:0;border-right:0;top:0;left:0}.scanner-frame span:nth-child(2){border-top-right-radius:var(--radius-xs);border-bottom:0;border-left:0;top:0;right:0}.scanner-frame span:nth-child(3){border-bottom-left-radius:var(--radius-xs);border-top:0;border-right:0;bottom:0;left:0}.scanner-frame span:nth-child(4){border-bottom-right-radius:var(--radius-xs);border-top:0;border-left:0;bottom:0;right:0}.scanner-frame:after{content:"";border-radius:var(--radius-pill);background:linear-gradient(90deg, transparent, var(--accent-bright) 20%, var(--accent-bright) 80%, transparent);height:2px;box-shadow:0 0 18px rgba(var(--accent-rgb), .8);animation:scanner-sweep 2.6s var(--ease-in-out) infinite;position:absolute;left:0;right:0}html[data-theme=light] .scanner-frame:after{box-shadow:0 0 12px rgba(var(--accent-rgb), .28)}@keyframes scanner-sweep{0%,to{opacity:0;top:4%}12%,88%{opacity:.9}50%{top:96%}}.scanner-error{padding:var(--space-lg);text-align:center;background:var(--surface-scrim);-webkit-backdrop-filter:blur(var(--blur-glass));place-items:center;display:grid;position:absolute;inset:0}.scanner-error p{max-width:320px;font-size:var(--text-base);line-height:var(--leading-normal);color:var(--text-secondary);text-wrap:balance}.scanner-controls-beam{margin:0 calc(var(--space-md) + env(safe-area-inset-right,0px)) calc(var(--space-md) + env(safe-area-inset-bottom,0px)) calc(var(--space-md) + env(safe-area-inset-left,0px));background:0 0;border-color:#0000;flex-shrink:0;width:auto}.scanner-controls{padding:var(--space-md) var(--space-lg);background:var(--surface-frame);background-image:var(--surface-glass);border-radius:inherit;border:none;grid-template-columns:1fr auto 1fr;align-items:center;display:grid}.scanner-btn{color:inherit;font-family:inherit;font-size:var(--text-sm);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;padding:var(--space-sm) var(--space-md);min-height:var(--tap-comfortable);border-radius:var(--radius-sm);transition:background var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);background:0 0;border:0}.scanner-btn-secondary{color:var(--text-secondary);justify-self:start}.scanner-btn-secondary:hover{background:var(--surface-2);color:var(--text-primary)}.scanner-btn-primary{background:var(--surface-1);border:2px solid var(--accent-border-strong);width:76px;height:76px;box-shadow:var(--accent-glow-md);transition:transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-base) var(--ease-out);border-radius:50%;place-items:center;padding:0;line-height:0;display:grid}.scanner-btn-primary:hover:not(:disabled){box-shadow:var(--accent-glow-lg)}.scanner-btn-primary:active:not(:disabled){transform:scale(.93)}.scanner-btn-primary:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.scanner-shutter{background:var(--accent-gradient);border-radius:50%;width:58px;height:58px;box-shadow:inset 0 1px #ffffff59}.scanner-btn-upload{margin-left:var(--space-md);border-radius:var(--radius-md);background:var(--surface-1);border:1px solid var(--border-soft);width:60px;height:60px;color:var(--text-secondary);transition:border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);justify-self:start;place-items:center;padding:0;display:grid}.scanner-btn-upload:hover{border-color:var(--accent-border);color:var(--accent-bright)}.scanner-btn-upload:active{transform:scale(.95)}.scanner-btn-upload svg{fill:currentColor;width:26px;height:26px}.scanner-file-input{display:none}@media (prefers-reduced-motion:reduce){.scanner-frame:after{opacity:.7;animation:none;top:50%}}.draw-overlay{z-index:var(--z-overlay);background:var(--bg-base);color:var(--text-primary);font-family:var(--font-body);flex-direction:column;display:flex;position:fixed;inset:0}.draw-chrome-beam{margin:var(--space-sm);background:0 0;border-color:#0000;flex-shrink:0;width:auto}.draw-chrome-beam:first-child{margin-top:calc(var(--space-sm) + env(safe-area-inset-top,0px))}.draw-chrome-beam:last-child{margin-bottom:calc(var(--space-sm) + env(safe-area-inset-bottom,0px))}.draw-header{padding:var(--space-sm) var(--space-md);background:var(--surface-frame);background-image:var(--surface-glass);border-radius:inherit;border:none}.draw-hint{margin:0 0 var(--space-sm);text-align:center;font-size:var(--text-sm);color:var(--text-tertiary)}.draw-tools{justify-content:center;align-items:center;gap:var(--space-xs);flex-wrap:wrap;display:flex}.draw-tool-btn{background:var(--surface-1);border:1px solid var(--border-hairline);color:var(--text-secondary);border-radius:var(--radius-sm);padding:var(--space-sm) var(--space-md);font-family:inherit;font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;min-width:var(--tap-comfortable);min-height:var(--tap-comfortable);transition:background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);place-items:center;display:grid}.draw-tool-btn svg{fill:currentColor;width:22px;height:22px}.draw-tool-btn:hover{background:var(--surface-2);color:var(--text-primary);border-color:var(--border-soft)}.draw-tool-btn.is-active{border-color:var(--accent-border-strong);background:var(--accent-soft);color:var(--accent-bright)}.draw-stage{background-color:var(--bg-sunken);background-image:linear-gradient(var(--border-hairline) 1px, transparent 1px), linear-gradient(90deg, var(--border-hairline) 1px, transparent 1px);touch-action:none;background-size:40px 40px;flex:1;position:relative;overflow:hidden}.draw-canvas{touch-action:none;cursor:crosshair;background:0 0;width:100%;height:100%;display:block}.draw-controls{padding:var(--space-md) var(--space-lg);background:var(--surface-frame);background-image:var(--surface-glass);border-radius:inherit;border:none;grid-template-columns:1fr auto 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img{object-fit:contain;width:100%;height:100%}.result-overlay{z-index:var(--z-modal);padding:var(--space-md);padding-top:calc(var(--space-lg) + env(safe-area-inset-top,0px));padding-bottom:calc(var(--space-md) + env(safe-area-inset-bottom,0px));background:var(--surface-scrim);-webkit-backdrop-filter:blur(var(--blur-glass));justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0;overflow:hidden}.result-beam{background:0 0;border-color:#0000;width:min(100%,520px);max-height:100%}.result-beam .border-beam-panel__content{min-height:0;max-height:100%;display:flex}.result-card{-webkit-overflow-scrolling:touch;width:100%;max-height:100%;padding:var(--space-xl) var(--space-lg) var(--space-lg);border-radius:inherit;background-color:var(--surface-frame);background-image:var(--surface-glass);box-shadow:var(--shadow-xl), 0 0 0 1px rgba(var(--accent-rgb), .08), 0 -20px 80px -30px rgba(var(--accent-rgb), .5);-webkit-backdrop-filter:blur(var(--blur-heavy)) 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li{counter-increment:result-step;padding-left:var(--space-xl);font-size:var(--text-sm);line-height:var(--leading-normal);color:var(--text-secondary);animation:result-step-in var(--duration-slow) var(--ease-out) both;position:relative}.result-steps li:before{content:counter(result-step);width:22px;height:22px;font-family:var(--font-mono);font-size:var(--text-3xs);font-weight:var(--weight-bold);color:var(--accent-bright);background:var(--accent-soft);border:1px solid var(--accent-border);border-radius:50%;place-items:center;display:grid;position:absolute;top:0;left:0}.result-steps li:not(:last-child):after{content:"";top:24px;left:11px;bottom:calc(var(--space-sm) * -1);background:var(--border-hairline);width:1px;position:absolute}.result-steps li.is-latest-step{color:var(--text-primary)}.result-steps li.is-latest-step:before{background:var(--accent);color:var(--accent-on);box-shadow:0 0 14px rgba(var(--accent-rgb), .6);border-color:#0000}html[data-theme=light] .result-steps 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not (zoom:1){.qd-scaler{--qd-zoom:2.4;zoom:unset;width:100%;max-width:100%;transform:scale(var(--qd-zoom));transform-origin:top;margin-bottom:140%}}.qd-svg{width:100%;min-width:0;max-width:100%;height:auto;min-height:unset;margin:0 auto;display:block;overflow:hidden}.qd-svg--short{width:100%;min-height:min(22vw,120px)}.math-keyboard{touch-action:manipulation;box-sizing:border-box;z-index:30;isolation:isolate;pointer-events:auto;width:100%;max-width:100%;padding:10px 10px calc(10px + env(safe-area-inset-bottom,0px));border-radius:var(--radius-sm);background:var(--surface-2);background-image:var(--surface-glass);border:1px solid var(--border-hairline);box-shadow:var(--shadow-md);color:var(--text-primary);-webkit-backdrop-filter:blur(var(--blur-glass));-webkit-user-select:none;user-select:none;flex-direction:column;gap:8px;display:flex;position:relative}.math-keyboard.is-disabled{opacity:.55;pointer-events:none}.math-keyboard.is-embedded{border-top-left-radius:var(--radius-2xs);border-top-right-radius:var(--radius-2xs);box-shadow:var(--shadow-sm)}.mk-layout-label{color:var(--accent);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem;font-weight:800}.mk-preview{border-radius:var(--radius-xs);background:var(--surface-3);border:1px solid var(--border-soft);cursor:text;-webkit-overflow-scrolling:touch;align-items:flex-start;gap:4px;min-height:48px;max-height:140px;padding:10px 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