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3.75rem}@media(prefers-color-scheme:dark){:root{--color-bg: #14110f;--color-bg-card: #1f1c19;--color-text: #f1ede5;--color-muted: #9a938a;--color-border: #332e2a;--color-mark-line: #a8a096;--color-accent: #93c5fd;--color-accent-hover: #bfdbfe;--color-accent-soft: #1e293b;--color-on-accent: #0a1322;--color-grade-again: #fca5a5;--color-grade-again-bg: #3f1d1d;--color-grade-hard: #fdba74;--color-grade-hard-bg: #3d2516;--color-grade-good: #86efac;--color-grade-good-bg: #14361f;--color-grade-easy: #93c5fd;--color-grade-easy-bg: #172244;--color-success: #86efac;--color-success-bg: #14361f;--color-error: #fca5a5;--color-error-bg: #3f1d1d}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{height:100%}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}.avatar-wrap[data-v-5587f5e4]{position:relative;flex:0 0 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a{color:var(--color-muted);text-decoration:none;padding:.25rem .75rem;border-radius:4px}.nav[data-v-a59233f4] a.router-link-active{color:var(--color-accent);background:var(--color-accent-soft)}.nav[data-v-a59233f4] a:focus-visible,.brand[data-v-a59233f4]:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.memorize-link[data-v-a59233f4]{display:inline-flex;align-items:center;gap:.4rem}.pill[data-v-a59233f4]{background:var(--color-accent);color:var(--color-on-accent);font-size:.75rem;font-weight:600;padding:.1rem .45rem;border-radius:999px;line-height:1.4}.site-main[data-v-a59233f4]{flex:1;display:flex;justify-content:center;padding:2rem 1rem}.site-footer[data-v-a59233f4]{border-top:1px solid var(--color-border);padding:1rem 1.5rem;font-size:.8rem;color:var(--color-muted);line-height:1.5;text-align:center}.site-footer p[data-v-a59233f4]{margin:0}.site-footer p+p[data-v-a59233f4]{margin-top:.25rem}.site-footer a[data-v-a59233f4]{color:var(--color-muted);text-decoration:underline}.site-footer a[data-v-a59233f4]:hover{color:var(--color-text)}@media(max-width:720px){.nav[data-v-a59233f4]{display:none}.site.has-user[data-v-a59233f4]{padding-bottom:calc(var(--mobile-tab-bar-h) + env(safe-area-inset-bottom,0px))}}