.japanese-example[data-astro-cid-4x6ehxl6]{min-width:0;padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-strong);box-shadow:var(--shadow-card);margin:0}.example-label[data-astro-cid-4x6ehxl6]{margin-bottom:var(--space-3);color:var(--color-primary-dark);letter-spacing:.09em;text-transform:uppercase;font-size:.73rem;font-weight:800}.example-japanese[data-astro-cid-4x6ehxl6]{font-family:var(--font-sans);font-size:clamp(1.65rem,5vw,2.25rem);font-weight:650;line-height:1.5}rt[data-astro-cid-4x6ehxl6]{color:var(--color-muted);font-size:.44em;font-weight:550}.example-romaji[data-astro-cid-4x6ehxl6]{margin:.2rem 0 var(--space-2);color:var(--color-muted);font-style:italic}figcaption[data-astro-cid-4x6ehxl6]{font-family:var(--font-display);font-size:1.06rem;font-weight:700}.example-note[data-astro-cid-4x6ehxl6]{margin:var(--space-3) 0 0;padding-top:var(--space-3);border-top:1px solid var(--color-border);color:var(--color-muted);font-size:.9rem}.lesson-box[data-astro-cid-6nsonihm]{padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-strong);box-shadow:var(--shadow-card);position:relative;overflow:hidden}.lesson-box[data-astro-cid-6nsonihm]:before{background:var(--color-primary);content:"";width:3px;position:absolute;inset:0 auto 0 0}.lesson-box[data-astro-cid-6nsonihm] h2[data-astro-cid-6nsonihm]{margin-bottom:var(--space-4);font-size:1.15rem}.lesson-box[data-astro-cid-6nsonihm] ul[data-astro-cid-6nsonihm]{gap:var(--space-3);margin:0;padding:0;list-style:none;display:grid}.lesson-box[data-astro-cid-6nsonihm] li[data-astro-cid-6nsonihm]{gap:var(--space-2);color:var(--color-muted);grid-template-columns:1.25rem minmax(0,1fr);font-size:.94rem;display:grid}.lesson-box[data-astro-cid-6nsonihm] li[data-astro-cid-6nsonihm] span[data-astro-cid-6nsonihm]{background:var(--color-primary-soft);width:1.15rem;height:1.15rem;color:var(--color-primary-dark);border-radius:50%;place-items:center;font-size:.7rem;font-weight:850;display:grid}.lesson-header[data-astro-cid-opqlhisn]{max-width:none;margin:var(--space-3) 0 var(--space-7);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:linear-gradient(135deg, var(--color-surface-strong) 0 66%, var(--color-indigo-soft) 100%);box-shadow:var(--shadow-card);padding:clamp(1.5rem,5vw,3.5rem);position:relative;overflow:hidden}.lesson-header[data-astro-cid-opqlhisn]:after{content:"";pointer-events:none;border:3rem solid #ffffff7a;border-radius:50%;width:16rem;height:16rem;position:absolute;top:-6rem;right:-4rem}.lesson-header[data-astro-cid-opqlhisn]>[data-astro-cid-opqlhisn]{z-index:1;position:relative}.lesson-header[data-astro-cid-opqlhisn] h1[data-astro-cid-opqlhisn]{max-width:18ch;margin-bottom:var(--space-4);font-size:clamp(2.5rem,6vw,4.65rem)}.lesson-header[data-astro-cid-opqlhisn] .lead[data-astro-cid-opqlhisn]{max-width:62ch;margin-bottom:var(--space-5)}.lesson-meta[data-astro-cid-opqlhisn]{gap:var(--space-3) var(--space-6);padding-top:var(--space-5);border-top:1px solid var(--color-border);flex-wrap:wrap;margin:0;display:flex}.lesson-meta[data-astro-cid-opqlhisn] div[data-astro-cid-opqlhisn]{gap:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:#ffffffb8;flex-wrap:wrap;padding:.55rem .75rem;display:flex}.lesson-meta[data-astro-cid-opqlhisn] dt[data-astro-cid-opqlhisn]{color:var(--color-muted);font-weight:650}.lesson-meta[data-astro-cid-opqlhisn] dd[data-astro-cid-opqlhisn]{margin:0;font-weight:750}.lesson-navigation[data-astro-cid-lwcfim7m]{gap:var(--space-4);margin-top:var(--space-7);padding-top:var(--space-6);border-top:1px solid var(--color-border);display:grid}.lesson-navigation[data-astro-cid-lwcfim7m] a[data-astro-cid-lwcfim7m]{min-height:5rem;padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-strong);box-shadow:var(--shadow-card);color:var(--color-text);align-content:center;text-decoration:none;display:grid}.lesson-navigation[data-astro-cid-lwcfim7m] a[data-astro-cid-lwcfim7m]:hover{border-color:var(--color-indigo);background:var(--color-indigo-soft);color:var(--color-indigo-dark)}.direction[data-astro-cid-lwcfim7m]{color:var(--color-muted);letter-spacing:.04em;text-transform:uppercase;font-size:.78rem;font-weight:750}.next[data-astro-cid-lwcfim7m]{text-align:right}@media (width>=40rem){.lesson-navigation[data-astro-cid-lwcfim7m]{grid-template-columns:repeat(2,minmax(0,1fr))}}.prerequisites[data-astro-cid-67fckglo]{padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-indigo-soft);box-shadow:var(--shadow-card)}.prerequisites[data-astro-cid-67fckglo] h2[data-astro-cid-67fckglo]{margin-bottom:var(--space-3);font-size:1.15rem}.prerequisites[data-astro-cid-67fckglo] p[data-astro-cid-67fckglo],.prerequisites[data-astro-cid-67fckglo] ul[data-astro-cid-67fckglo]{color:var(--color-muted);margin:0;font-size:.94rem}.prerequisites[data-astro-cid-67fckglo] ul[data-astro-cid-67fckglo]{padding-left:1.2rem}.related-lessons[data-astro-cid-gdrebf5l]{margin-top:var(--space-8);padding-top:var(--space-7);border-top:1px solid var(--color-border)}.related-lessons[data-astro-cid-gdrebf5l] h2[data-astro-cid-gdrebf5l]{margin-bottom:var(--space-5);font-size:clamp(1.55rem,3vw,2rem)}.lesson[data-astro-cid-ohwqzt66]{padding-bottom:var(--space-9)}.lesson-grid[data-astro-cid-ohwqzt66]{gap:var(--space-6);align-items:start;display:grid}.lesson-sidebar[data-astro-cid-ohwqzt66]{gap:var(--space-4);display:grid}.lesson-main[data-astro-cid-ohwqzt66]{border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface-strong);min-width:0;box-shadow:var(--shadow-card);padding:clamp(1.25rem,4vw,2.5rem)}.lesson-main[data-astro-cid-ohwqzt66]>.callout:first-child{margin-top:0}.examples[data-astro-cid-ohwqzt66]{margin-top:var(--space-8);padding-top:var(--space-6);border-top:1px solid var(--color-border)}.examples[data-astro-cid-ohwqzt66] h2[data-astro-cid-ohwqzt66]{margin-bottom:var(--space-5);font-size:clamp(1.55rem,3vw,2rem)}.example-grid[data-astro-cid-ohwqzt66]{gap:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(min(100%,17rem),1fr));display:grid}@media (width>=58rem){.lesson-grid[data-astro-cid-ohwqzt66]{grid-template-columns:minmax(14rem, 17rem) minmax(0, var(--reading-width));gap:var(--space-8)}.lesson-sidebar[data-astro-cid-ohwqzt66]{position:sticky;top:6.5rem}}