:root{--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;--font-mono: ui-monospace, "SF Mono", Monaco, monospace;--font-dyslexia: "Lexend", system-ui, sans-serif;--t-xs: .8rem;--t-sm: .933rem;--t-base: 1rem;--t-md: 1.133rem;--space-1: .733rem;--space-2: 1.067rem;--space-3: 1.6rem;--space-4: 2.133rem;--space-5: 3.2rem;--color-bg: oklch(.92 .03 80);--color-text: oklch(.25 .02 80);--color-text-muted: oklch(.65 .02 80);--color-orp: oklch(.75 .2 250);--color-surface: oklch(.86 .03 80);--color-border: oklch(.77 .03 80);--orp-weight: 500;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--blink-duration: 1s;--panel-width: min(24rem, 90vw)}[data-mode=light]{--bg-l: .92;--bg-c: .03;--bg-h: 80;--text-l: .4;--text-c: .02;--text-h: 80;--text-muted-l: .65;--text-muted-c: .02;--text-muted-h: 80;--orp-l: .75;--orp-c: .2;--orp-h: 260;--surface-l: calc(var(--bg-l) - .06);--surface-c: var(--bg-c);--surface-h: var(--bg-h);--border-l: calc(var(--bg-l) - .15);--border-c: var(--bg-c);--border-h: var(--bg-h);--color-bg: oklch(var(--bg-l) var(--bg-c) var(--bg-h));--color-text: oklch(var(--text-l) var(--text-c) var(--text-h));--color-text-muted: oklch(var(--text-muted-l) var(--text-muted-c) var(--text-muted-h));--color-orp: oklch(var(--orp-l) var(--orp-c) var(--orp-h));--color-surface: oklch(var(--surface-l) var(--surface-c) var(--surface-h));--color-border: oklch(var(--border-l) var(--border-c) var(--border-h))}[data-mode=dark]{--bg-l: .25;--bg-c: .02;--bg-h: 60;--text-l: .92;--text-c: .02;--text-h: 60;--text-muted-l: .65;--text-muted-c: .02;--text-muted-h: 60;--orp-l: .82;--orp-c: .18;--orp-h: 85;--surface-l: calc(var(--bg-l) + .06);--surface-c: var(--bg-c);--surface-h: var(--bg-h);--border-l: calc(var(--bg-l) + .12);--border-c: var(--bg-c);--border-h: var(--bg-h);--color-bg: oklch(var(--bg-l) var(--bg-c) var(--bg-h));--color-text: oklch(var(--text-l) var(--text-c) var(--text-h));--color-text-muted: oklch(var(--text-muted-l) var(--text-muted-c) var(--text-muted-h));--color-orp: oklch(var(--orp-l) var(--orp-c) var(--orp-h));--color-surface: oklch(var(--surface-l) var(--surface-c) var(--surface-h));--color-border: oklch(var(--border-l) var(--border-c) var(--border-h))}[data-mode=colorblind-a]{--bg-l: .92;--bg-c: .025;--bg-h: 140;--text-l: .4;--text-c: .02;--text-h: 140;--text-muted-l: .7;--text-muted-c: .015;--text-muted-h: 140;--orp-l: .7;--orp-c: .18;--orp-h: 200;--surface-l: calc(var(--bg-l) - .06);--surface-c: var(--bg-c);--surface-h: var(--bg-h);--border-l: calc(var(--bg-l) - .15);--border-c: var(--bg-c);--border-h: var(--bg-h);--color-bg: oklch(var(--bg-l) var(--bg-c) var(--bg-h));--color-text: oklch(var(--text-l) var(--text-c) var(--text-h));--color-text-muted: oklch(var(--text-muted-l) var(--text-muted-c) var(--text-muted-h));--color-orp: oklch(var(--orp-l) var(--orp-c) var(--orp-h));--color-surface: oklch(var(--surface-l) var(--surface-c) var(--surface-h));--color-border: oklch(var(--border-l) var(--border-c) var(--border-h))}[data-mode=colorblind-b]{--bg-l: .92;--bg-c: .025;--bg-h: 25;--text-l: .4;--text-c: .02;--text-h: 25;--text-muted-l: .7;--text-muted-c: .015;--text-muted-h: 25;--orp-l: .7;--orp-c: .22;--orp-h: 320;--surface-l: calc(var(--bg-l) - .06);--surface-c: var(--bg-c);--surface-h: var(--bg-h);--border-l: calc(var(--bg-l) - .15);--border-c: var(--bg-c);--border-h: var(--bg-h);--color-bg: oklch(var(--bg-l) var(--bg-c) var(--bg-h));--color-text: oklch(var(--text-l) var(--text-c) var(--text-h));--color-text-muted: oklch(var(--text-muted-l) var(--text-muted-c) var(--text-muted-h));--color-orp: oklch(var(--orp-l) var(--orp-c) var(--orp-h));--color-surface: oklch(var(--surface-l) var(--surface-c) var(--surface-h));--color-border: oklch(var(--border-l) var(--border-c) var(--border-h))}[data-mode=dyslexia]{--bg-l: .2;--bg-c: .008;--bg-h: 60;--text-l: .96;--text-c: .005;--text-h: 60;--text-muted-l: .7;--text-muted-c: .005;--text-muted-h: 60;--orp-l: .82;--orp-c: .14;--orp-h: 150;--surface-l: calc(var(--bg-l) + .05);--surface-c: var(--bg-c);--surface-h: var(--bg-h);--border-l: calc(var(--bg-l) + .1);--border-c: var(--bg-c);--border-h: var(--bg-h);--color-bg: oklch(var(--bg-l) var(--bg-c) var(--bg-h));--color-text: oklch(var(--text-l) var(--text-c) var(--text-h));--color-text-muted: oklch(var(--text-muted-l) var(--text-muted-c) var(--text-muted-h));--color-orp: oklch(var(--orp-l) var(--orp-c) var(--orp-h));--color-surface: oklch(var(--surface-l) var(--surface-c) var(--surface-h));--color-border: oklch(var(--border-l) var(--border-c) var(--border-h));--orp-weight: 600}[data-mode=dyslexia] body,[data-mode=dyslexia] .reader__word{font-family:var(--font-dyslexia)}[data-mode=dyslexia] .reader__word{letter-spacing:.105em}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:93.75%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;touch-action:pan-x pan-y}body{font-family:var(--font-sans);font-size:var(--t-base);touch-action:pan-x pan-y;line-height:1.5;color:var(--color-text);background-color:var(--color-bg);overflow:hidden;transition:background-color var(--transition-base),color var(--transition-base)}.app{position:relative;width:100vw;height:100vh;overflow:hidden}.wpm-indicator{position:fixed;top:var(--space-3);left:50%;transform:translate(-50%);font-size:var(--t-md);font-variant-numeric:tabular-nums;color:var(--color-text-muted);opacity:0;transition:opacity .4s ease;pointer-events:none;z-index:10}.wpm-indicator.is-visible{opacity:1}.wpm-indicator__value{color:var(--color-text)}.logo{position:fixed;top:var(--space-2);left:var(--space-2);display:flex;flex-direction:row;align-items:baseline;gap:.25em;font-family:var(--font-sans);font-weight:700;font-size:clamp(18px,1.5vw + .5rem,36px);line-height:1.1;letter-spacing:-.03em;color:var(--color-text);text-decoration:none;isolation:isolate;transform:translateZ(0);z-index:100}.logo__line,.logo__word{display:inline-flex}.logo__expand{display:grid;grid-template-columns:0fr;transition:grid-template-columns var(--transition-slow)}.logo__expand>span{overflow:hidden}.logo__vowel{display:grid;grid-template-columns:0fr;transition:grid-template-columns var(--transition-slow)}.logo__vowel>span{overflow:hidden}@media(hover:hover){.logo:hover .logo__expand,.logo:hover .logo__vowel{grid-template-columns:1fr}.logo:hover .logo__word{margin-right:.25em}.logo:hover .logo__word:last-child{margin-right:0}}.logo__sep{display:inline-block;width:.25em}.logo:focus-visible{outline:2px solid var(--color-accent);outline-offset:4px;opacity:1}@media(prefers-reduced-motion:reduce){.logo__expand,.logo__vowel{transition-duration:0ms}}.menu-btn{position:fixed;top:var(--space-2);right:var(--space-2);display:flex;align-items:center;justify-content:center;width:2.667rem;height:2.667rem;padding:0;border:none;background:transparent;color:var(--color-text);cursor:pointer;z-index:100}.menu-btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:4px}.mode-toggle{position:fixed;top:var(--space-2);right:calc(var(--space-2) + 2.667rem + var(--space-1));display:flex;flex-direction:row-reverse;align-items:center;gap:var(--space-1);height:2.667rem;padding:0 var(--space-1);border:none;background:transparent;cursor:pointer;z-index:100}.mode-toggle:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px;border-radius:4px}.mode-toggle__swatch{width:1.333rem;height:1.333rem;border-radius:50%;background:var(--color-orp);border:2px solid var(--color-text);transition:transform var(--transition-fast)}.mode-toggle__label{font-size:var(--t-xs);color:var(--color-text)}.mode-toggle:hover .mode-toggle__swatch{transform:scale(1.15)}.beast-toggle{position:fixed;bottom:var(--space-3);left:50%;transform:translate(-50%);display:flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-2);border:none;border-radius:100px;background:var(--color-surface);box-shadow:0 2px 8px #0000001a;cursor:pointer;z-index:100;transition:box-shadow var(--transition-fast)}.beast-toggle:hover{box-shadow:0 4px 12px #00000026}.beast-toggle:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.beast-toggle__track{position:relative;width:2.667rem;height:1.5rem;border-radius:100px;background:var(--color-border);transition:background-color var(--transition-base)}.beast-toggle__thumb{position:absolute;top:2px;left:2px;width:calc(1.5rem - 4px);height:calc(1.5rem - 4px);border-radius:50%;background:var(--color-bg);box-shadow:0 1px 3px #0003;transition:transform var(--transition-base),background-color var(--transition-base)}.beast-toggle__label{font-size:var(--t-xs);font-weight:500;color:var(--color-text-muted);transition:color var(--transition-fast)}.beast-toggle[aria-pressed=true] .beast-toggle__track{background:var(--color-orp)}.beast-toggle[aria-pressed=true] .beast-toggle__thumb{transform:translate(calc(2.667rem - 1.5rem));background:var(--color-bg)}.beast-toggle[aria-pressed=true] .beast-toggle__label{color:var(--color-text)}.beast-intro{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#00000080;opacity:0;visibility:hidden;transition:opacity var(--transition-slow),visibility var(--transition-slow);z-index:400}.beast-intro.is-visible{opacity:1;visibility:visible}.beast-intro__container{width:min(24rem,90vw);padding:var(--space-4);border-radius:8px;background:var(--color-surface);text-align:center}.beast-intro__title{font-size:var(--t-lg);font-weight:700;color:var(--color-text);margin-bottom:var(--space-2)}.beast-intro__text{font-size:var(--t-sm);line-height:1.6;color:var(--color-text);margin-bottom:var(--space-3)}.beast-intro__example{display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2);border-radius:4px;background:var(--color-bg);margin-bottom:var(--space-2)}.beast-intro__normal{font-size:var(--t-md);color:var(--color-text-muted)}.beast-intro__arrow{font-size:var(--t-sm);color:var(--color-text-muted)}.beast-intro__beast{font-size:var(--t-md);font-weight:600;color:var(--color-orp)}.beast-intro__note{font-size:var(--t-xs);color:var(--color-text-muted);font-style:italic;margin-bottom:var(--space-3)}.beast-intro__btn{padding:var(--space-2) var(--space-3);border:none;border-radius:4px;background:var(--color-text);color:var(--color-bg);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;cursor:pointer;transition:background-color var(--transition-fast)}.beast-intro__btn:hover{background:var(--color-text-muted)}.beast-intro__btn:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.reader{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4)}.reader__word{position:relative;font-family:var(--font-sans);font-size:clamp(48px,8vw,100px);font-weight:500;letter-spacing:.05em;white-space:nowrap;-webkit-user-select:none;user-select:none;cursor:pointer;opacity:1;transition:opacity var(--transition-base)}.reader__word-ellipsis{position:absolute;left:100%;top:0;display:none;color:var(--color-text)}.reader__word-ellipsis.is-visible{display:block}.reader__dot{opacity:0;display:inline-block}.reader__word-ellipsis.is-paused .reader__dot{animation:dot-appear .2s ease forwards}.reader__word-ellipsis.is-paused .reader__dot:nth-child(2){animation-delay:.12s}.reader__word-ellipsis.is-paused .reader__dot:nth-child(3){animation:dot-appear .2s ease .24s forwards,dot-blink var(--blink-duration) step-end .44s infinite}.reader__word-ellipsis.is-start .reader__dot:first-child{animation:dot-blink var(--blink-duration) step-end infinite}.reader__word-ellipsis.is-start .reader__dot:nth-child(2),.reader__word-ellipsis.is-start .reader__dot:nth-child(3){display:none}@keyframes dot-appear{0%{opacity:0}to{opacity:1}}@keyframes dot-blink{0%,45%{opacity:1}50%,95%{opacity:0}to{opacity:1}}.reader__word-before,.reader__word-after{color:var(--color-text)}.reader__word-orp{color:var(--color-orp);font-weight:var(--orp-weight)}.speed-btn{position:fixed;top:50%;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:3rem;height:3rem;padding:0;border:none;background:transparent;color:var(--color-text-muted);cursor:pointer;opacity:0;transition:opacity var(--transition-base),color var(--transition-fast);z-index:10}.speed-btn:hover{color:var(--color-text)}.speed-btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:4px;opacity:1}.speed-btn--decrease{left:2.133rem}.speed-btn--increase{right:2.133rem}.app.is-playing.in-speed-zone .speed-btn{opacity:1}.progress{position:fixed;bottom:0;left:0;right:0;height:3px;background:var(--color-border);z-index:10}.progress__fill{height:100%;width:0%;background:var(--color-orp);transition:width .1s linear}.panel{position:fixed;top:0;right:0;bottom:0;width:var(--panel-width);display:flex;flex-direction:column;background:var(--color-bg);border-left:1px solid var(--color-border);transform:translate(100%);transition:transform var(--transition-slow);z-index:200;overflow-y:auto}.panel.is-open{transform:translate(0)}.panel__header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);position:sticky;top:0;background:var(--color-bg)}.panel__title{font-size:var(--t-md);font-weight:600}.panel__close{display:flex;align-items:center;justify-content:center;width:2.667rem;height:2.667rem;padding:0;border:none;background:transparent;color:var(--color-text-muted);cursor:pointer;transition:color var(--transition-fast)}.panel__close:hover{color:var(--color-text)}.panel__close:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:4px}.panel__content{flex:1;display:flex;flex-direction:column;padding:var(--space-3);overflow-y:auto}.panel__section{margin-bottom:var(--space-4)}.panel__section:last-child{margin-bottom:0}.panel__section-title{font-size:var(--t-sm);color:var(--color-text-muted);margin-bottom:var(--space-2)}.panel-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;opacity:0;visibility:hidden;transition:opacity var(--transition-slow),visibility var(--transition-slow);z-index:150}.panel-backdrop.is-visible{opacity:1;visibility:visible}.texts{display:flex;flex-direction:column;gap:4px}.text-btn{width:100%;padding:var(--space-2);border:none;border-radius:3px;background:var(--color-surface);color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);text-align:left;cursor:pointer;transition:border-color var(--transition-fast),background-color var(--transition-fast)}.text-btn:hover{border-color:var(--color-text-muted)}.text-btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.text-btn[aria-checked=true]{border-color:var(--color-accent);background:#ffffff1a}[data-mode=dark] .text-btn[aria-checked=true],[data-mode=dyslexia] .text-btn[aria-checked=true]{background:#858586b3}.panel__section--text,.panel__section--text .dropzone{flex:1;display:flex;flex-direction:column}.dropzone{position:relative}.dropzone:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px;border-radius:8px}.dropzone__textarea{width:100%;flex:1;min-height:12rem;padding:var(--space-2);border:1px dashed var(--color-border);border-radius:3px;background:var(--color-surface);color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);line-height:1.6;resize:vertical;transition:border-color var(--transition-fast)}.dropzone__textarea::placeholder{color:var(--color-text-muted)}.dropzone__textarea:focus{outline:none;border-color:var(--color-accent);border-style:solid}.dropzone__overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;border:2px dashed var(--color-accent);border-radius:8px;background:#3b82f61a;pointer-events:none}.dropzone--dragover .dropzone__overlay{display:flex}.dropzone__message{font-size:var(--t-sm);color:var(--color-accent);font-weight:600}.dropzone__actions{display:flex;gap:var(--space-1);margin-top:var(--space-1)}.dropzone__upload{display:inline-flex;padding:var(--space-1) var(--space-2);border:1px solid var(--color-border);border-radius:6px;background:#444;color:#fff;font-size:var(--t-sm);cursor:pointer;transition:border-color var(--transition-fast)}.dropzone__upload:hover{border-color:var(--color-text-muted)}.dropzone__upload:focus-within{outline:2px solid var(--color-accent);outline-offset:2px}.dropzone__clear{padding:var(--space-1) var(--space-2);border:1px solid var(--color-border);border-radius:6px;background:transparent;color:var(--color-text-muted);font-family:var(--font-sans);font-size:var(--t-sm);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast)}.dropzone__clear:hover{border-color:var(--color-orp);color:var(--color-orp)}.dropzone__clear:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.provider-select{margin-bottom:var(--space-1)}.provider-select__dropdown{width:100%;padding:var(--space-1) var(--space-2);border:1px solid var(--color-border);border-radius:4px;background:var(--color-surface);color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);cursor:pointer;transition:border-color var(--transition-fast);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-1) center;padding-right:calc(var(--space-2) + 16px)}.provider-select__dropdown:hover{border-color:var(--color-text-muted)}.provider-select__dropdown:focus{outline:none;border-color:var(--color-orp)}.provider-select__dropdown:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.panel__hint{font-size:var(--t-xs);color:var(--color-text-muted);margin-top:var(--space-1)}.speed-control{display:flex;flex-direction:column;gap:var(--space-2)}.speed-control__slider{width:100%;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--color-border);border-radius:4px;cursor:pointer}.speed-control__slider::-webkit-slider-thumb{-webkit-appearance:none;width:1.2rem;height:1.2rem;border-radius:50%;background:#444;cursor:pointer;transition:transform var(--transition-fast)}.speed-control__slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.speed-control__slider::-moz-range-thumb{width:1.2rem;height:1.2rem;border:none;border-radius:50%;background:var(--color-accent);cursor:pointer}.speed-control__slider:focus-visible{outline:2px solid var(--color-accent);outline-offset:4px}.speed-control__value{font-size:var(--t-sm);font-variant-numeric:tabular-nums;color:var(--color-text-muted);text-align:center}[hidden]{display:none!important}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.portrait-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#080503;color:#d3ccc7;z-index:9999;align-items:center;justify-content:center}.portrait-overlay__content{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);text-align:center;padding:var(--space-4)}.portrait-overlay__icon{opacity:.7;animation:rotate-hint 2s ease-in-out infinite}@keyframes rotate-hint{0%,to{transform:rotate(0)}50%{transform:rotate(-90deg)}}.portrait-overlay__text{font-size:var(--t-md);font-weight:500;max-width:20ch;line-height:1.4}@media(orientation:portrait)and (max-width:768px){.portrait-overlay{display:flex}.app{display:none}}@media(max-width:768px)and (orientation:landscape){.logo{top:var(--space-1);left:var(--space-1);font-size:clamp(14px,3vw,18px)}.menu-btn{top:var(--space-1);right:var(--space-1);width:2.4rem;height:2.4rem}.mode-toggle{top:var(--space-1);right:calc(var(--space-1) + 2.4rem + var(--space-1))}.mode-toggle__label{display:none}.beast-toggle{bottom:var(--space-2);padding:4px var(--space-1)}.beast-toggle__track{width:2rem;height:1.2rem}.beast-toggle__thumb{width:calc(1.2rem - 4px);height:calc(1.2rem - 4px)}.beast-toggle[aria-pressed=true] .beast-toggle__thumb{transform:translate(.8rem)}.beast-toggle__label{font-size:10px}.reader__word{font-size:clamp(32px,10vw,56px)}.speed-btn{top:auto;bottom:var(--space-2);transform:none;width:3.5rem;height:3.5rem}.speed-btn--decrease{left:var(--space-2)}.speed-btn--increase{right:var(--space-2)}.speed-btn,.app .speed-btn,.app.is-playing .speed-btn,.app.is-playing.in-speed-zone .speed-btn{opacity:.5}.speed-btn:active{opacity:1}.panel{width:100%;height:100%;top:auto;bottom:0;left:0;right:0;border-left:none;border-top:1px solid var(--color-border);transform:translateY(100%)}.panel.is-open{transform:translateY(0)}.panel__header{padding:var(--space-1) var(--space-2)}.panel__content{padding:var(--space-2)}.panel__section{margin-bottom:var(--space-2)}.panel__section-title{font-size:var(--t-xs);margin-bottom:var(--space-1)}.texts{flex-direction:row;flex-wrap:wrap;gap:4px}.text-btn{width:auto;padding:var(--space-1);font-size:var(--t-xs)}.dropzone__textarea{min-height:6rem;font-size:var(--t-xs)}.panel__section--text{flex:1}.wpm-indicator{top:var(--space-1);font-size:var(--t-sm)}}.quiz{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:flex-start;justify-content:center;padding-top:10vh;background:var(--color-bg);opacity:0;visibility:hidden;transition:opacity var(--transition-slow),visibility var(--transition-slow);z-index:300}.quiz.is-visible{opacity:1;visibility:visible}.quiz__container{width:min(32rem,90vw);max-height:90vh;display:flex;flex-direction:column;padding:var(--space-4)}.quiz__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3)}.quiz__title{font-size:var(--t-md);font-weight:600;color:var(--color-text)}.quiz__progress{font-size:var(--t-sm);color:var(--color-text-muted);font-variant-numeric:tabular-nums}.quiz__close{display:flex;align-items:center;justify-content:center;width:2.667rem;height:2.667rem;padding:0;border:none;background:transparent;color:var(--color-text-muted);cursor:pointer;transition:color var(--transition-fast)}.quiz__close:hover{color:var(--color-text)}.quiz__close:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px;border-radius:4px}.quiz__question{font-size:var(--t-base);line-height:1.6;color:var(--color-text);margin-bottom:var(--space-3)}.quiz__options{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-3)}.quiz__option{position:relative;display:flex;align-items:flex-start;gap:var(--space-2);padding:var(--space-2);border:1px solid var(--color-border);border-radius:4px;background:var(--color-surface);color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);text-align:left;cursor:pointer;transition:border-color var(--transition-fast),background-color var(--transition-fast)}.quiz__option:hover:not(:disabled){border-color:var(--color-text-muted)}.quiz__option:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.quiz__option:disabled{cursor:default}.quiz__option.is-selected{border-color:var(--color-orp);background:oklch(var(--orp-l) var(--orp-c) var(--orp-h) / .1)}.quiz__option.is-correct{border-color:#11ad32;background:#11ad321a}.quiz__option.is-incorrect{border-color:#f14d4c;background:#f14d4c1a}.quiz__option-letter{flex-shrink:0;width:1.6rem;height:1.6rem;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--color-border);color:var(--color-text);font-size:var(--t-xs);font-weight:600}.quiz__option.is-selected .quiz__option-letter{background:var(--color-orp);color:var(--color-bg)}.quiz__option.is-correct .quiz__option-letter{background:#11ad32;color:#fff}.quiz__option.is-incorrect .quiz__option-letter{background:#f14d4c;color:#fff}.quiz__option-text{flex:1;line-height:1.5}.quiz__explanation{display:none}.quiz__explanation-label{display:block;font-weight:600;color:var(--color-text);margin-bottom:var(--space-1)}.quiz__actions{display:flex;justify-content:center;gap:var(--space-2)}.quiz__btn{padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:4px;background:var(--color-surface);color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;cursor:pointer;transition:border-color var(--transition-fast),background-color var(--transition-fast)}.quiz__btn:hover{border-color:var(--color-text-muted)}.quiz__btn:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.quiz__btn--primary{background:var(--color-text);color:var(--color-bg);border-color:var(--color-text)}.quiz__btn--primary:hover{background:var(--color-text-muted);border-color:var(--color-text-muted)}.quiz__btn:disabled{opacity:.5;cursor:not-allowed}.quiz__results{text-align:center}.quiz__score{font-size:clamp(48px,10vw,72px);font-weight:700;color:var(--color-orp);line-height:1;margin-bottom:var(--space-2)}.quiz__score-label{font-size:var(--t-md);color:var(--color-text-muted);margin-bottom:var(--space-4)}.quiz__message{font-size:var(--t-base);color:var(--color-text);margin-bottom:var(--space-4)}.quiz-prompt{padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:8px;background:var(--color-surface);color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;cursor:pointer;opacity:0;visibility:hidden;transition:opacity var(--transition-slow),visibility var(--transition-slow),border-color var(--transition-fast)}.quiz-prompt.is-visible{opacity:1;visibility:visible}.quiz-prompt:hover{border-color:var(--color-orp)}.quiz-prompt:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.quiz__loading{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-4)}.quiz__spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-orp);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.quiz__loading-text{font-size:var(--t-sm);color:var(--color-text-muted)}.quiz__error{padding:var(--space-3);border-radius:4px;background:#f14d4c1a;color:#f14d4c;text-align:center}.quiz__error-title{font-weight:600;margin-bottom:var(--space-1)}.quiz__error-message{font-size:var(--t-sm);opacity:.8}.quiz__burst{position:absolute;top:50%;left:50%;pointer-events:none}.quiz__burst-icon{position:absolute;width:16px;height:16px;color:#11ad32;opacity:0}@media(max-width:768px)and (orientation:landscape){.quiz__container{padding:var(--space-2);max-height:100vh}.quiz__header{margin-bottom:var(--space-2)}.quiz__question{font-size:var(--t-sm);margin-bottom:var(--space-2)}.quiz__options{gap:4px;margin-bottom:var(--space-2)}.quiz__option{padding:var(--space-1);font-size:var(--t-xs)}.quiz__option-letter{width:1.4rem;height:1.4rem}.quiz__explanation{padding:var(--space-1);font-size:var(--t-xs);margin-bottom:var(--space-2)}.quiz__btn{padding:var(--space-1) var(--space-2);font-size:var(--t-xs)}.quiz__score{font-size:clamp(36px,8vw,48px)}.quiz-prompt{font-size:var(--t-xs);padding:var(--space-1) var(--space-2)}}.nudge{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#00000080;opacity:0;visibility:hidden;transition:opacity var(--transition-slow),visibility var(--transition-slow);z-index:400}.nudge.is-visible{opacity:1;visibility:visible}.nudge__container{width:min(24rem,90vw);padding:var(--space-4);border-radius:8px;background:var(--color-surface);text-align:center}.nudge__message{font-size:var(--t-sm);line-height:1.6;color:var(--color-text);margin-bottom:var(--space-3)}.nudge__amounts{display:flex;gap:var(--space-1);justify-content:center;margin-bottom:var(--space-3)}.nudge__amount{min-width:3rem;padding:var(--space-1) var(--space-2);border:1px solid var(--color-border);border-radius:4px;background:var(--color-bg);color:var(--color-text-muted);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;cursor:pointer;transition:border-color var(--transition-fast),background-color var(--transition-fast),color var(--transition-fast)}.nudge__amount:hover{border-color:var(--color-text-muted)}.nudge__amount:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.nudge__amount.is-selected{border-color:var(--color-orp);background:oklch(var(--orp-l) var(--orp-c) var(--orp-h) / .1);color:var(--color-text)}.nudge__custom{display:flex;align-items:center;border:1px solid var(--color-border);border-radius:4px;background:var(--color-bg);overflow:hidden;transition:border-color var(--transition-fast)}.nudge__custom:focus-within{border-color:var(--color-orp)}.nudge__custom-symbol{padding-left:var(--space-1);color:var(--color-text-muted);font-size:var(--t-sm);font-weight:500}.nudge__custom-input{width:4rem;padding:var(--space-1);border:none;background:transparent;color:var(--color-text);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield}.nudge__custom-input::-webkit-outer-spin-button,.nudge__custom-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.nudge__custom-input::placeholder{color:var(--color-text-muted)}.nudge__custom-input:focus{outline:none}.nudge__actions{display:flex;flex-direction:column;align-items:center;gap:var(--space-1)}.nudge__btn{min-width:10rem;padding:var(--space-2) var(--space-3);border:none;border-radius:4px;background:var(--color-bg);color:var(--color-text-muted);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;cursor:pointer;transition:background-color var(--transition-fast),color var(--transition-fast)}.nudge__btn:hover{background:var(--color-border);color:var(--color-text)}.nudge__btn:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.nudge__btn--primary{background:var(--color-text);color:var(--color-bg)}.nudge__btn--primary:hover{background:var(--color-text-muted)}.nudge__btn--text{min-width:auto;padding:var(--space-1) var(--space-2);background:transparent;color:var(--color-text-muted);font-size:var(--t-xs)}.nudge__btn--text:hover{background:transparent;color:var(--color-text)}.gate{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#00000080;opacity:0;visibility:hidden;transition:opacity var(--transition-slow),visibility var(--transition-slow);z-index:400}.gate.is-visible{opacity:1;visibility:visible}.gate__container{width:min(24rem,90vw);padding:var(--space-4);border-radius:8px;background:var(--color-surface);text-align:center}.gate__message{font-size:var(--t-sm);line-height:1.6;color:var(--color-text);margin-bottom:var(--space-3)}.gate__actions{display:flex;flex-direction:column;align-items:center;gap:var(--space-1)}.gate__btn{min-width:10rem;padding:var(--space-2) var(--space-3);border:none;border-radius:4px;background:var(--color-bg);color:var(--color-text-muted);font-family:var(--font-sans);font-size:var(--t-sm);font-weight:500;cursor:pointer;transition:background-color var(--transition-fast),color var(--transition-fast)}.gate__btn:hover{background:var(--color-border);color:var(--color-text)}.gate__btn:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.gate__btn--primary{background:var(--color-text);color:var(--color-bg)}.gate__btn--primary:hover{background:var(--color-text-muted)}.debug-panel{position:fixed;bottom:0;left:0;right:0;max-height:50vh;background:var(--color-surface);border-top:1px solid var(--color-border);transform:translateY(100%);transition:transform var(--transition-slow);z-index:500;overflow-y:auto}.debug-panel.is-open{transform:translateY(0)}.debug-panel__header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);position:sticky;top:0;background:var(--color-surface)}.debug-panel__title{font-size:var(--t-sm);font-weight:600;color:var(--color-text)}.debug-panel__close{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;padding:0;border:none;background:transparent;color:var(--color-text-muted);font-size:var(--t-lg);cursor:pointer;transition:color var(--transition-fast)}.debug-panel__close:hover{color:var(--color-text)}.debug-panel__close:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px;border-radius:4px}.debug-panel__content{padding:var(--space-3)}.debug-panel__stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));gap:var(--space-2);margin-bottom:var(--space-3);font-size:var(--t-xs);font-family:var(--font-mono)}.debug-panel__stat{display:flex;justify-content:space-between;padding:var(--space-1);background:var(--color-bg);border-radius:4px}.debug-panel__stat-label{color:var(--color-text-muted)}.debug-panel__stat-value{color:var(--color-text);font-weight:500}.debug-panel__stat-value--highlight{color:var(--color-orp)}.debug-panel__actions{display:flex;flex-wrap:wrap;gap:var(--space-1)}.debug-panel__btn{padding:var(--space-1) var(--space-2);border:1px solid var(--color-border);border-radius:4px;background:var(--color-bg);color:var(--color-text);font-family:var(--font-mono);font-size:var(--t-xs);cursor:pointer;transition:border-color var(--transition-fast),background-color var(--transition-fast)}.debug-panel__btn:hover{border-color:var(--color-text-muted)}.debug-panel__btn:focus-visible{outline:2px solid var(--color-orp);outline-offset:2px}.debug-panel__btn--danger{border-color:#f14d4c80;color:#f14d4c}.debug-panel__btn--danger:hover{background:#f14d4c1a;border-color:#f14d4c}.toast{position:fixed;bottom:var(--space-4);left:50%;transform:translate(-50%) translateY(100px);padding:var(--space-2) var(--space-3);background:var(--color-text);color:var(--color-bg);border-radius:4px;font-size:var(--t-sm);font-weight:500;opacity:0;visibility:hidden;transition:transform var(--transition-slow),opacity var(--transition-slow),visibility var(--transition-slow);z-index:600}.toast.is-visible{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}@media(max-width:768px)and (orientation:landscape){.nudge__container,.gate__container{padding:var(--space-2)}.nudge__message,.gate__message{font-size:var(--t-xs);margin-bottom:var(--space-2)}.nudge__amounts{margin-bottom:var(--space-2)}.nudge__amount{min-width:2.5rem;padding:4px var(--space-1);font-size:var(--t-xs)}.nudge__custom-input{width:3rem;font-size:var(--t-xs)}.nudge__actions,.gate__actions{gap:4px}.nudge__btn,.gate__btn{min-width:8rem;padding:var(--space-1) var(--space-2);font-size:var(--t-xs)}.debug-panel__content{padding:var(--space-2)}.debug-panel__stats{grid-template-columns:1fr 1fr}}