:root{color-scheme:light;--font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--font-kana: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", sans-serif;--radius: .25rem;--accent-hue: 346;--color-bg: #fff;--color-text: #373c44;--color-muted: #646b79;--color-border: #e7eaf0;--color-h1: #2d3138;--color-primary: oklch(.52 .2 var(--accent-hue));--color-primary-bg: oklch(.52 .2 var(--accent-hue));--color-primary-bg-hover: oklch(.46 .18 var(--accent-hue));--color-on-primary: #fff;--color-primary-focus: oklch(.52 .2 var(--accent-hue) / .5);--color-selection: oklch(.52 .2 var(--accent-hue) / .2);--color-success: #16a34a;--color-danger: #dc2626}@media(prefers-color-scheme:dark){:root{color-scheme:dark;--color-bg: #13171f;--color-text: #c2c7d0;--color-muted: #7b8495;--color-border: #202632;--color-h1: #f0f1f3;--color-primary: oklch(.76 .14 var(--accent-hue));--color-primary-bg-hover: oklch(.58 .2 var(--accent-hue));--color-primary-focus: oklch(.76 .14 var(--accent-hue) / .4);--color-selection: oklch(.76 .14 var(--accent-hue) / .2)}}*,*:before,*:after{box-sizing:border-box}:root{-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%;text-size-adjust:100%;background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:17px;line-height:1.7}body{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;margin:0;padding:max(1rem,env(safe-area-inset-top)) max(1rem,env(safe-area-inset-right)) max(1.5rem,env(safe-area-inset-bottom)) max(1rem,env(safe-area-inset-left))}main{display:flex;flex:1;flex-direction:column;width:100%;max-width:40rem;margin:0 auto}[hidden]{display:none!important}::selection{background-color:var(--color-selection)}h1{margin:0 0 .25rem;font-size:2rem;line-height:1.2;color:var(--color-h1)}p{margin:0 0 1.5rem}[type=checkbox],[type=radio]{accent-color:var(--color-primary)}button{margin:0;padding:.75rem 1rem;border:1px solid var(--color-primary-bg);border-radius:var(--radius);outline:none;background-color:var(--color-primary-bg);color:var(--color-on-primary);font-family:inherit;font-size:1rem;line-height:inherit;cursor:pointer;user-select:none;touch-action:manipulation;transition:background-color .2s ease-in-out,border-color .2s ease-in-out,box-shadow .2s ease-in-out;&:where(:hover,:active,:focus-visible){border-color:var(--color-primary-bg-hover);background-color:var(--color-primary-bg-hover)}&:where(:focus-visible){box-shadow:0 0 0 .125rem var(--color-primary-focus)}&:where([disabled]){opacity:.5;pointer-events:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition-duration:1ms!important}}section[data-astro-cid-j7pv25f6]{display:flex;flex:1;flex-direction:column}.kana-controls[data-astro-cid-j7pv25f6]{display:flex;flex-wrap:wrap;gap:1.5rem;margin-bottom:2rem}.kana-controls[data-astro-cid-j7pv25f6] fieldset[data-astro-cid-j7pv25f6]{border:1px solid var(--color-border);border-radius:var(--radius);padding:.75rem 1rem;margin:0;min-width:0}.kana-controls[data-astro-cid-j7pv25f6] legend[data-astro-cid-j7pv25f6]{padding:0 .5rem;font-size:.85rem;color:var(--color-muted)}.kana-controls[data-astro-cid-j7pv25f6] label[data-astro-cid-j7pv25f6]{display:inline-flex;align-items:center;gap:.4rem;margin-right:1rem;margin-bottom:0}.kana-controls[data-astro-cid-j7pv25f6] input[data-astro-cid-j7pv25f6]{margin:0}.kana-stage[data-astro-cid-j7pv25f6]{flex:1;min-height:16rem;display:flex;align-items:center;justify-content:center;padding:2rem 1rem;border:1px solid var(--color-border);border-radius:var(--radius);margin-bottom:1rem}.kana-card[data-astro-cid-j7pv25f6]{display:flex;flex-direction:column;align-items:center;gap:1.5rem;width:100%}.kana-glyph[data-astro-cid-j7pv25f6]{font-size:clamp(6rem,20vw,10rem);line-height:1;font-family:var(--font-kana);cursor:pointer;user-select:none;touch-action:manipulation;color:var(--color-text)}.kana-answer[data-astro-cid-j7pv25f6]{font-size:2rem;color:var(--color-primary);font-weight:600}.kana-choices[data-astro-cid-j7pv25f6]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem;width:100%;max-width:24rem}.kana-choices[data-astro-cid-j7pv25f6] .kana-choice{padding:.75rem 1rem;font-size:1.1rem;font-family:var(--font-mono);background:transparent;color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius);cursor:pointer;transition:background .15s ease,border-color .15s ease}.kana-choices[data-astro-cid-j7pv25f6] .kana-choice:hover:not(:disabled){border-color:var(--color-primary)}.kana-choices[data-astro-cid-j7pv25f6] .kana-choice:disabled{cursor:default;opacity:.7}.kana-choices[data-astro-cid-j7pv25f6] .kana-choice.is-correct{border-color:var(--color-success);background:color-mix(in srgb,var(--color-success) 15%,transparent);opacity:1}.kana-choices[data-astro-cid-j7pv25f6] .kana-choice.is-wrong{border-color:var(--color-danger);background:color-mix(in srgb,var(--color-danger) 15%,transparent);opacity:1}.kana-feedback[data-astro-cid-j7pv25f6]{min-height:1.5rem;color:var(--color-muted);font-size:.9rem}.kana-footer[data-astro-cid-j7pv25f6]{display:flex;align-items:center;justify-content:space-between;gap:1rem}.kana-footer[data-astro-cid-j7pv25f6] button[data-astro-cid-j7pv25f6]{width:auto}.kana-score[data-astro-cid-j7pv25f6]{font-variant-numeric:tabular-nums;color:var(--color-muted)}@media(max-height:740px){h1[data-astro-cid-j7pv25f6]{margin-bottom:.75rem}h1[data-astro-cid-j7pv25f6]+p[data-astro-cid-j7pv25f6]{display:none}.kana-controls[data-astro-cid-j7pv25f6]{gap:.5rem;margin-bottom:.75rem;line-height:1.5}.kana-controls[data-astro-cid-j7pv25f6] fieldset[data-astro-cid-j7pv25f6]{padding-block:.25rem .5rem}.kana-stage[data-astro-cid-j7pv25f6]{min-height:12rem;padding-block:.75rem;margin-bottom:.75rem}.kana-card[data-astro-cid-j7pv25f6]{gap:.75rem}.kana-glyph[data-astro-cid-j7pv25f6]{font-size:clamp(4.5rem,12dvh,10rem)}.kana-choices[data-astro-cid-j7pv25f6]{gap:.5rem}.kana-choices[data-astro-cid-j7pv25f6] .kana-choice{padding-block:.5rem}}