.key[data-astro-cid-etljdcy4]{--key-border:#e8eaed;--key-rule:#eef0f2;--key-muted:#64748b;--key-neutral-fill:#f1f3f5;--key-neutral-text:#3f4650;--key-mark:#993c1d;--key-dot:#d85a30;color:#212b36}.tone-0[data-astro-cid-etljdcy4]{--tone-main:#7f77dd;--tone-fill:#eeedfe;--tone-text:#3c3489}.tone-1[data-astro-cid-etljdcy4]{--tone-main:#1d9e75;--tone-fill:#e1f5ee;--tone-text:#085041}.tone-2[data-astro-cid-etljdcy4]{--tone-main:#d85a30;--tone-fill:#faece7;--tone-text:#993c1d}.tone-3[data-astro-cid-etljdcy4]{--tone-main:#ba7517;--tone-fill:#faeeda;--tone-text:#633806}.tone-4[data-astro-cid-etljdcy4]{--tone-main:#378add;--tone-fill:#e6f1fb;--tone-text:#0c447c}.key__title[data-astro-cid-etljdcy4]{font-size:20px;font-weight:700;line-height:1.5}.key__subtitle[data-astro-cid-etljdcy4]{color:var(--key-muted);margin-top:4px;font-size:16px}.key__block[data-astro-cid-etljdcy4]{margin-top:24px}.key__block-title[data-astro-cid-etljdcy4]{color:var(--key-muted);margin-bottom:10px;font-size:14px;font-weight:600;line-height:1.55}.key[data-astro-cid-etljdcy4] strong{color:var(--key-mark);font-weight:700}.key__table-wrap[data-astro-cid-etljdcy4]{border:1px solid var(--key-border);border-radius:12px;overflow-x:auto}.key__table[data-astro-cid-etljdcy4]{border-collapse:collapse;width:100%;font-size:16px;line-height:1.375}.key__table[data-astro-cid-etljdcy4] th[data-astro-cid-etljdcy4],.key__table[data-astro-cid-etljdcy4] td[data-astro-cid-etljdcy4]{text-align:left;vertical-align:top;padding:8px 12px}.key__table[data-astro-cid-etljdcy4] th[data-astro-cid-etljdcy4]{background:var(--key-neutral-fill);color:var(--key-muted);font-size:14px;font-weight:600;line-height:1.57}.key__table[data-astro-cid-etljdcy4] td[data-astro-cid-etljdcy4]{border-top:1px solid var(--key-rule)}.key__table--wide[data-astro-cid-etljdcy4] td[data-astro-cid-etljdcy4]:first-child{font-weight:600}.key__compare[data-astro-cid-etljdcy4]{grid-template-columns:repeat(var(--cols), minmax(0, 1fr));gap:12px;display:grid}.key__side[data-astro-cid-etljdcy4]{background:var(--tone-fill);border-radius:12px;padding:16px}.key__side-title[data-astro-cid-etljdcy4]{color:var(--tone-text);margin-bottom:8px;font-size:16px;font-weight:700}.key__side[data-astro-cid-etljdcy4] strong{color:var(--tone-text)}.key__dots[data-astro-cid-etljdcy4]{gap:6px;margin:0;padding:0;font-size:14px;line-height:1.55;list-style:none;display:grid}.key__dots[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]{padding-left:14px;position:relative}.key__dots[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]:before{content:"";background:var(--tone-main,var(--key-dot));border-radius:50%;width:6px;height:6px;position:absolute;top:.6em;left:0}.key__dots--list[data-astro-cid-etljdcy4]{font-size:16px;line-height:1.6}.key__dots--list[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]{padding-left:17px}.key__timeline[data-astro-cid-etljdcy4]{width:100%;max-width:600px;height:auto;margin-top:8px;display:block}.key__tl-axis[data-astro-cid-etljdcy4],.key__tl-now[data-astro-cid-etljdcy4]{stroke:var(--key-muted);stroke-width:1.5px}.key__tl-now[data-astro-cid-etljdcy4]{stroke-dasharray:3 4}.key__tl-arrow[data-astro-cid-etljdcy4]{fill:var(--key-muted)}.key__tl-caption[data-astro-cid-etljdcy4]{fill:var(--key-muted);font-size:13px}.key__tl-now-label[data-astro-cid-etljdcy4]{fill:var(--key-neutral-text);font-size:14px;font-weight:700}.key__tl-mark[data-astro-cid-etljdcy4] circle[data-astro-cid-etljdcy4],.key__tl-mark[data-astro-cid-etljdcy4] rect[data-astro-cid-etljdcy4]{fill:var(--tone-main);stroke:#fff;stroke-width:2px}.key__tl-link[data-astro-cid-etljdcy4]{fill:none;stroke:var(--tone-main);stroke-width:2px;stroke-dasharray:5 5}.key__tl-legend[data-astro-cid-etljdcy4]{gap:6px;margin:10px 0 0;padding:0;font-size:15px;list-style:none;display:grid}.key__tl-legend[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]{color:var(--tone-text);padding-left:20px;font-weight:500;position:relative}.key__tl-legend[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]:before{content:"";background:var(--tone-main);border-radius:50%;width:10px;height:10px;position:absolute;top:.45em;left:2px}.key__dots--list[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]:before{width:7px;height:7px;top:.55em}.key__tip[data-astro-cid-etljdcy4]{color:#0c447c;background:#e6f1fb;border-radius:12px;gap:12px;padding:12px 16px;font-size:16px;line-height:1.6;display:flex}.key__tip--warning[data-astro-cid-etljdcy4]{color:#633806;background:#faeeda}.key__tip[data-astro-cid-etljdcy4]>svg{flex:none;margin-top:1px}.key__tip[data-astro-cid-etljdcy4] strong{color:inherit}.key__tip-title[data-astro-cid-etljdcy4]{font-weight:700}.key__mistakes[data-astro-cid-etljdcy4]{gap:12px;margin:0;padding:0;list-style:none;display:grid}.key__pair[data-astro-cid-etljdcy4]{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.key__wrong[data-astro-cid-etljdcy4],.key__right[data-astro-cid-etljdcy4]{border-radius:8px;align-items:flex-start;gap:8px;padding:8px 12px;font-size:16px;line-height:1.375;display:flex}.key__wrong[data-astro-cid-etljdcy4] svg,.key__right[data-astro-cid-etljdcy4] svg{flex:none;margin-top:1px}.key__wrong[data-astro-cid-etljdcy4]{color:#a32d2d;background:#fcebeb}.key__right[data-astro-cid-etljdcy4]{color:#27500a;background:#eaf3de}.key__wrong[data-astro-cid-etljdcy4] strong,.key__right[data-astro-cid-etljdcy4] strong{color:inherit}.key__note[data-astro-cid-etljdcy4]{color:var(--key-muted);margin-top:6px;font-size:14px;font-weight:500}.key__formula[data-astro-cid-etljdcy4]{flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 12px;display:flex}.key__formula-part[data-astro-cid-etljdcy4]{background:var(--tone-fill);color:var(--tone-text);border-radius:8px;padding:6px 12px;font-size:16px;font-weight:600}.key__formula-part[data-astro-cid-etljdcy4] strong{color:inherit}.key[data-astro-cid-etljdcy4] .key__formula-plus{color:var(--key-muted);flex:none}.key__formula-example[data-astro-cid-etljdcy4]{margin-top:6px;font-size:18px;line-height:1.4}.key__formula-example[data-astro-cid-etljdcy4] strong[class^=tone-]{color:var(--tone-text)}.key__examples[data-astro-cid-etljdcy4]{gap:10px;margin:0;padding:0;list-style:none;display:grid}.key__examples[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]{border-left:3px solid var(--key-dot);padding-left:12px;font-size:16px;line-height:1.55}.key__note-line[data-astro-cid-etljdcy4]{color:var(--key-muted);font-size:14px;font-weight:500;display:block}.key__chips[data-astro-cid-etljdcy4]{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.key__chips[data-astro-cid-etljdcy4] li[data-astro-cid-etljdcy4]{background:var(--key-neutral-fill);color:var(--key-neutral-text);border-radius:40px;padding:4px 12px;font-size:14px;font-weight:600}@media (width<=599.98px){.key__compare[data-astro-cid-etljdcy4],.key__pair[data-astro-cid-etljdcy4]{grid-template-columns:minmax(0,1fr)}}