.grammar-panel[data-astro-cid-pvrlglhk]{display:flex;flex-direction:column;gap:24px}.panel-eyebrow[data-astro-cid-pvrlglhk]{font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--text-tertiary);display:flex;align-items:baseline;gap:6px}.panel-eyebrow[data-astro-cid-pvrlglhk] .jp[data-astro-cid-pvrlglhk]{letter-spacing:normal;text-transform:none;font-weight:500}.grammar-rules[data-astro-cid-pvrlglhk]{display:flex;flex-direction:column;gap:18px}.rule-card[data-astro-cid-pvrlglhk]{background:var(--surface-raised, var(--surface));border:1px solid var(--border-hair);border-radius:var(--radius-lg);padding:22px 24px;box-shadow:var(--shadow-card, var(--shadow-sm));display:flex;flex-direction:column;gap:12px}.rule-head[data-astro-cid-pvrlglhk]{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.rule-label[data-astro-cid-pvrlglhk]{font-size:var(--text-xs);letter-spacing:.08em;text-transform:uppercase;font-weight:700;color:var(--green-700)}.rule-tags[data-astro-cid-pvrlglhk]{display:flex;gap:6px;flex-wrap:wrap}.tag-chip[data-astro-cid-pvrlglhk]{display:inline-flex;align-items:center;font-size:.6875rem;font-weight:700;letter-spacing:.04em;padding:3px 8px;border-radius:var(--radius-sm);border:1px solid;font-variant-numeric:tabular-nums}.tag-chip[data-astro-cid-pvrlglhk][data-pos=noun]{background:color-mix(in oklab,var(--ctp-blue) 14%,var(--ctp-base));color:color-mix(in oklab,var(--ctp-blue) 70%,var(--ctp-text));border-color:color-mix(in oklab,var(--ctp-blue) 30%,var(--ctp-base))}.tag-chip[data-astro-cid-pvrlglhk][data-pos=verb]{background:color-mix(in oklab,var(--ctp-green) 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oklab,var(--ctp-yellow) 14%,var(--ctp-base));color:color-mix(in oklab,var(--ctp-yellow) 70%,var(--ctp-text));border-color:color-mix(in oklab,var(--ctp-yellow) 30%,var(--ctp-base))}.rule-pattern[data-astro-cid-pvrlglhk]{font-family:Noto Sans JP,sans-serif;font-size:var(--text-2xl);font-weight:600;letter-spacing:.01em;color:var(--text-primary);padding:14px 18px;background:var(--washi-shironeri);border:1px solid color-mix(in oklab,var(--washi-midori) 28%,var(--border-soft));border-radius:var(--radius-md);line-height:1.4}.rule-gloss[data-astro-cid-pvrlglhk]{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.55}.rule-examples[data-astro-cid-pvrlglhk]{display:flex;flex-direction:column;gap:12px;margin-top:4px;padding-top:14px;border-top:1px solid var(--border-hair)}.examples-label[data-astro-cid-pvrlglhk]{font-size:.6875rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--text-tertiary)}.example[data-astro-cid-pvrlglhk]{display:flex;flex-direction:column;gap:6px}.grammar-section[data-astro-cid-pvrlglhk]{display:flex;flex-direction:column;gap:12px}.section-label[data-astro-cid-pvrlglhk]{font-size:var(--text-sm);letter-spacing:.08em;text-transform:uppercase;font-weight:700;color:var(--text-secondary);margin:0;display:flex;align-items:baseline;gap:6px}.section-label[data-astro-cid-pvrlglhk] .jp[data-astro-cid-pvrlglhk]{letter-spacing:normal;text-transform:none;font-weight:500;color:var(--text-tertiary)}.mondai-stack[data-astro-cid-pvrlglhk]{display:flex;flex-direction:column;gap:10px}.skeleton-card[data-astro-cid-pvrlglhk]{background:var(--surface-raised, var(--surface));padding:22px 24px;box-shadow:none}.empty-note[data-astro-cid-pvrlglhk]{font-size:var(--text-sm);color:var(--text-tertiary);text-align:center;padding:12px 0;margin:0}.vocab-panel[data-astro-cid-m4suwgqe]{display:flex;flex-direction:column;gap:24px}.panel-eyebrow[data-astro-cid-m4suwgqe]{font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--text-tertiary);display:flex;align-items:baseline;gap:6px}.panel-eyebrow[data-astro-cid-m4suwgqe] .jp[data-astro-cid-m4suwgqe]{letter-spacing:normal;text-transform:none;font-weight:500}.vocab-groups[data-astro-cid-m4suwgqe]{display:flex;flex-direction:column;gap:22px}.vocab-group[data-astro-cid-m4suwgqe]{display:flex;flex-direction:column;gap:12px}.section-label[data-astro-cid-m4suwgqe]{font-size:var(--text-sm);letter-spacing:.08em;text-transform:uppercase;font-weight:700;color:var(--text-secondary);margin:0;display:flex;align-items:baseline;gap:8px}.section-label[data-astro-cid-m4suwgqe] 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22px}.reibun-stack[data-astro-cid-rcqefsqu]{display:flex;flex-direction:column;gap:14px}.reibun-item[data-astro-cid-rcqefsqu]{display:flex;align-items:flex-start;gap:12px;padding-bottom:14px;border-bottom:1px dashed var(--border-hair)}.reibun-item[data-astro-cid-rcqefsqu]:last-child{border-bottom:0;padding-bottom:0}.reibun-num[data-astro-cid-rcqefsqu]{font-size:.6875rem;font-weight:700;letter-spacing:.06em;color:var(--text-tertiary);font-variant-numeric:tabular-nums;padding-top:4px;min-width:24px}.reibun-body[data-astro-cid-rcqefsqu]{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}.skeleton-card[data-astro-cid-rcqefsqu]{padding:22px 24px;box-shadow:none}.empty-note[data-astro-cid-rcqefsqu]{font-size:var(--text-sm);color:var(--text-tertiary);text-align:center;padding:12px 0;margin:0}.particles-panel[data-astro-cid-stdrujft]{display:flex;flex-direction:column;gap:24px}.panel-eyebrow[data-astro-cid-stdrujft]{font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--text-tertiary);display:flex;align-items:baseline;gap:6px}.panel-eyebrow[data-astro-cid-stdrujft] .jp[data-astro-cid-stdrujft]{letter-spacing:normal;text-transform:none;font-weight:500}.particles-stack[data-astro-cid-stdrujft]{display:flex;flex-direction:column;gap:16px}.particle-card[data-astro-cid-stdrujft]{background:var(--surface-raised, var(--surface));border:1px solid var(--border-hair);border-radius:var(--radius-lg);padding:22px 24px;box-shadow:var(--shadow-card, var(--shadow-sm));display:flex;flex-direction:column;gap:16px}.particle-head[data-astro-cid-stdrujft]{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start}.particle-glyph-block[data-astro-cid-stdrujft]{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 16px;background:color-mix(in oklab,var(--ctp-peach) 12%,var(--ctp-base));border:1px solid color-mix(in oklab,var(--ctp-peach) 28%,var(--ctp-base));border-radius:var(--radius-md);min-width:76px}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=は]{background:color-mix(in oklab,var(--washi-moegi) 18%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-moegi) 38%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=を]{background:color-mix(in oklab,var(--washi-benihi) 14%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-benihi) 34%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=に]{background:color-mix(in oklab,var(--washi-konjyo) 14%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-konjyo) 34%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=の]{background:color-mix(in oklab,var(--washi-tonoko) 26%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-tonoko) 50%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=も]{background:color-mix(in oklab,var(--washi-sabiseiji) 22%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-sabiseiji) 44%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=か]{background:color-mix(in oklab,var(--washi-edomurasaki) 14%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-edomurasaki) 34%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=と]{background:color-mix(in oklab,var(--washi-sabiasagi) 20%,var(--ctp-base));border-color:color-mix(in oklab,var(--washi-sabiasagi) 42%,var(--ctp-base))}.particle-glyph-block[data-astro-cid-stdrujft][data-particle=で]{background:color-mix(in oklab,var(--washi-midori) 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JP,sans-serif;font-size:2.75rem;font-weight:500;line-height:1;color:var(--text-primary)}.particle-romaji[data-astro-cid-stdrujft]{font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-tertiary)}.particle-meta[data-astro-cid-stdrujft]{display:flex;flex-direction:column;gap:6px;min-width:0}.particle-role[data-astro-cid-stdrujft]{font-size:var(--text-base);font-weight:700;letter-spacing:-.005em;color:var(--text-primary)}.particle-description[data-astro-cid-stdrujft]{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.55;margin:0}.particle-gotcha[data-astro-cid-stdrujft]{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.5;margin:4px 0 0;padding:10px 12px;background:color-mix(in oklab,var(--ctp-yellow) 8%,var(--ctp-base));border-left:3px solid color-mix(in oklab,var(--ctp-yellow) 55%,var(--ctp-base));border-radius:var(--radius-sm);display:flex;flex-direction:column;gap:4px}.gotcha-label[data-astro-cid-stdrujft]{font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in oklab,var(--ctp-yellow) 70%,var(--ctp-text))}.particle-examples[data-astro-cid-stdrujft]{display:flex;flex-direction:column;gap:10px;padding-top:14px;border-top:1px solid var(--border-hair)}.examples-label[data-astro-cid-stdrujft]{font-size:.6875rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--text-tertiary)}.example[data-astro-cid-stdrujft]{display:flex;flex-direction:column;gap:4px}.skeleton-card[data-astro-cid-stdrujft]{padding:22px 24px;box-shadow:none}.empty-note[data-astro-cid-stdrujft]{font-size:var(--text-sm);color:var(--text-tertiary);text-align:center;padding:12px 0;margin:0}@media(max-width:520px){.particle-head[data-astro-cid-stdrujft]{grid-template-columns:1fr;gap:14px}.particle-glyph-block[data-astro-cid-stdrujft]{flex-direction:row;gap:12px;align-self:flex-start}}.lesson-header[data-astro-cid-den4td54]{margin-bottom:18px;display:flex;flex-direction:column;gap:6px}.eyebrow[data-astro-cid-den4td54]{font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--green-700)}.title[data-astro-cid-den4td54]{font-size:var(--text-3xl);font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--text-primary);display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.title[data-astro-cid-den4td54] .jp[data-astro-cid-den4td54]{font-size:var(--text-xl);color:var(--text-secondary);font-weight:500}.lesson-actions[data-astro-cid-den4td54]{background:color-mix(in oklab,var(--washi-sabiseiji) 18%,var(--surface));border:1px solid color-mix(in oklab,var(--washi-sabiseiji) 30%,var(--border-hair));border-radius:var(--radius-lg);padding:10px 12px;display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.lesson-actions[data-astro-cid-den4td54] .btn[data-astro-cid-den4td54]{flex:1 1 0;min-width:120px;justify-content:center;text-decoration:none;transition:background .15s var(--ease-out-quart),color .15s var(--ease-out-quart)}.lesson-actions[data-astro-cid-den4td54] .btn[data-astro-cid-den4td54].btn-primary{background:var(--washi-midori);border-color:color-mix(in oklab,var(--washi-midori) 60%,black);color:#fff;box-shadow:0 1px 2px color-mix(in oklab,var(--washi-midori) 35%,transparent)}.lesson-actions[data-astro-cid-den4td54] .btn[data-astro-cid-den4td54].btn-primary:hover{background:color-mix(in oklab,var(--washi-midori) 88%,white)}.lesson-actions[data-astro-cid-den4td54] .btn[data-astro-cid-den4td54].btn-secondary{background:transparent;border-color:transparent;color:var(--text-secondary);box-shadow:none}.lesson-actions[data-astro-cid-den4td54] .btn[data-astro-cid-den4td54].btn-secondary:hover{background:color-mix(in oklab,var(--washi-sabiseiji) 22%,var(--surface));color:var(--text-primary)}.lesson-panels[data-astro-cid-den4td54]{margin-top:20px}.panel-placeholder[data-astro-cid-den4td54]{color:var(--text-tertiary);font-size:var(--text-sm);padding:12px 4px}