@import"https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@600;700;800&display=swap";:root{--mincho: "Shippori Mincho","Yu Mincho",serif;--nk-paper: var(--color-paper);--nk-paper-2: var(--color-paper-2);--nk-ink: var(--color-ink);--nk-ink-2: var(--color-ink-2);--nk-mute: var(--color-mute);--nk-line: var(--color-line);--nk-line-strong: var(--color-line-strong);--nk-accent: var(--color-emerald);--nk-accent-deep: var(--color-accent-deep);--nk-accent-soft: var(--color-accent-soft);--nk-accent-wash: rgba(180,80,42,.08);--nk-ok: #2f855a;--nk-ng: #c0392b;--nk-warn: #b7791f;--nk-font-body: var(--font-body);--nk-radius-sm: 8px;--nk-radius-md: 12px;--nk-radius-lg: 16px;--nk-tap-min: 44px}.to-wrap[data-astro-cid-ycyolcxk]{max-width:680px;margin:0 auto;padding:4.8rem 1.2rem 4rem;line-height:1.8;color:var(--nk-ink);font-family:var(--nk-font-body)}#screen-menu[data-astro-cid-ycyolcxk],#screen-q[data-astro-cid-ycyolcxk],#screen-summary[data-astro-cid-ycyolcxk]{scroll-margin-top:4.8rem}.to-hero[data-astro-cid-ycyolcxk]{display:flex;align-items:center;gap:22px;padding:8px 0 14px}.to-hero[data-astro-cid-ycyolcxk] .htext[data-astro-cid-ycyolcxk]{flex:1 1 auto;min-width:0}.to-hero[data-astro-cid-ycyolcxk] .eyebrow[data-astro-cid-ycyolcxk]{font-family:var(--mincho);font-weight:600;font-size:12px;letter-spacing:.18em;color:var(--nk-accent);margin:0 0 10px}.to-wrap[data-astro-cid-ycyolcxk] h1[data-astro-cid-ycyolcxk]{font-family:var(--mincho);font-size:30px;font-weight:800;letter-spacing:.04em;line-height:1.34;margin:0 0 12px;color:var(--nk-ink)}.to-wrap[data-astro-cid-ycyolcxk] h1[data-astro-cid-ycyolcxk] .h1-sub[data-astro-cid-ycyolcxk]{font-size:20px;font-weight:700;color:var(--nk-ink-2)}.to-hero[data-astro-cid-ycyolcxk] .hart[data-astro-cid-ycyolcxk]{flex:0 0 auto;width:140px;height:auto;opacity:.96}@media(max-width:560px){.to-hero[data-astro-cid-ycyolcxk] .hart[data-astro-cid-ycyolcxk]{display:none}.to-wrap[data-astro-cid-ycyolcxk] h1[data-astro-cid-ycyolcxk]{font-size:25px}.to-wrap[data-astro-cid-ycyolcxk] h1[data-astro-cid-ycyolcxk] .h1-sub[data-astro-cid-ycyolcxk]{font-size:17px}}.lead[data-astro-cid-ycyolcxk]{font-size:.98rem;margin:0;color:var(--nk-ink-2);line-height:1.85}.lead[data-astro-cid-ycyolcxk] b[data-astro-cid-ycyolcxk]{color:var(--nk-ink)}.card[data-astro-cid-ycyolcxk]{background:#fff;border:1px solid var(--nk-line);border-radius:var(--nk-radius-lg);padding:18px 20px;margin-bottom:14px}.card-h[data-astro-cid-ycyolcxk]{font-weight:700;font-size:14px;margin-bottom:8px;color:var(--nk-ink);font-family:var(--mincho)}.cat-label[data-astro-cid-ycyolcxk]{display:flex;align-items:center;gap:11px;font-family:var(--mincho);font-size:17px;font-weight:600;color:var(--nk-ink);letter-spacing:.12em;margin:2px 0 12px}.cat-label[data-astro-cid-ycyolcxk]:before{content:"";flex:0 0 auto;width:24px;height:1px;background:var(--nk-accent)}.mode-list[data-astro-cid-ycyolcxk]{display:flex;flex-direction:column;gap:11px}.mode-row[data-astro-cid-ycyolcxk]{display:flex;align-items:center;gap:15px;width:100%;text-align:left;background:#fdfbf6;border:1px solid var(--nk-line);border-radius:9px;padding:15px 16px;cursor:pointer;min-height:var(--nk-tap-min);transition:border-color .15s,transform .15s}.mode-row[data-astro-cid-ycyolcxk]:hover{border-color:var(--nk-accent);transform:translateY(-1px)}.mode-ic[data-astro-cid-ycyolcxk]{flex:0 0 auto;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:var(--nk-ink);background:#f1ece0}.mode-ic[data-astro-cid-ycyolcxk] svg[data-astro-cid-ycyolcxk]{width:21px;height:21px}.mode-body[data-astro-cid-ycyolcxk]{flex:1 1 auto;display:flex;flex-direction:column;gap:2px;min-width:0}.mode-name[data-astro-cid-ycyolcxk]{font-family:var(--mincho);font-size:16px;font-weight:600;color:var(--nk-ink)}.mode-desc[data-astro-cid-ycyolcxk]{font-size:11.5px;color:var(--nk-mute)}.mode-go[data-astro-cid-ycyolcxk]{flex:0 0 auto;color:var(--nk-accent);font-size:16px}.opts[data-astro-cid-ycyolcxk]{display:flex;gap:14px;align-items:center;margin-top:12px;flex-wrap:wrap;font-size:14px;color:var(--nk-ink-2)}.opts[data-astro-cid-ycyolcxk] select[data-astro-cid-ycyolcxk]{font-size:15px;padding:6px 9px;border-radius:var(--nk-radius-sm);border:1px solid var(--nk-line-strong);background:#fff;color:var(--nk-ink)}.to-start[data-astro-cid-ycyolcxk]{display:block;width:100%;text-align:center;background:var(--nk-accent);color:#fff;border:none;border-radius:var(--nk-radius-md);padding:15px;font-size:16px;font-weight:600;cursor:pointer;min-height:var(--nk-tap-min);margin-top:16px}.to-start[data-astro-cid-ycyolcxk]:hover{filter:brightness(1.08)}.qnum[data-astro-cid-ycyolcxk]{color:var(--nk-mute);font-size:13px}.timer[data-astro-cid-ycyolcxk]{float:right;font-variant-numeric:tabular-nums;color:var(--nk-mute);font-size:13px}.timer.warn{color:var(--nk-warn)}.qtext[data-astro-cid-ycyolcxk]{font-size:18px;margin:16px 0;text-align:center;line-height:1.7}.qtext .stmt-word{font-size:30px;font-weight:700;letter-spacing:.5px;font-family:Inter,Manrope,sans-serif;color:var(--nk-ink)}.qtext .stmt{font-size:18px;line-height:1.8}.qtext small{font-size:14px;color:var(--nk-mute);display:inline-block;margin-top:8px}.qtext u{text-decoration:none;border-bottom:2px solid var(--nk-accent);padding:0 .2em}.center[data-astro-cid-ycyolcxk]{text-align:center}.choices{display:flex;flex-direction:column;gap:10px;margin:14px 0;text-align:left}.choices button{width:100%;text-align:left;font-size:16px;padding:14px 16px;background:#fff;border:1.5px solid var(--nk-line);border-radius:10px;cursor:pointer;color:var(--nk-ink);transition:border-color .15s,background .15s;min-height:var(--nk-tap-min)}.choices button:hover{border-color:var(--nk-accent);background:var(--nk-accent-wash)}.choices button:disabled{cursor:default}.choices button.correct{border-color:var(--nk-ok);background:#2f855a1a;color:var(--nk-ok);font-weight:600}.choices button.wrong{border-color:var(--nk-ng);background:#c0392b14;color:var(--nk-ng)}.feedback[data-astro-cid-ycyolcxk]{text-align:center;font-size:17px;min-height:26px;margin-top:12px;font-weight:700}.feedback.ok{color:var(--nk-ok)}.feedback.ng{color:var(--nk-ng)}.ok{color:var(--nk-ok)}.ng{color:var(--nk-ng)}.warn{color:var(--nk-warn)}.btn-main[data-astro-cid-ycyolcxk]{background:var(--nk-ink);color:#fff;border:none;border-radius:var(--nk-radius-sm);padding:11px 20px;font-size:15px;cursor:pointer;min-height:var(--nk-tap-min)}.btn-main[data-astro-cid-ycyolcxk]:hover{filter:brightness(1.15)}.btn-sub[data-astro-cid-ycyolcxk]{background:var(--nk-paper-2);color:var(--nk-ink);border:1px solid var(--nk-line);border-radius:var(--nk-radius-sm);padding:11px 18px;font-size:14px;cursor:pointer;min-height:var(--nk-tap-min)}.btn-sub[data-astro-cid-ycyolcxk]:hover{background:var(--nk-line)}.kbd-hint[data-astro-cid-ycyolcxk]{font-size:11px;color:var(--nk-mute);text-align:center;margin-top:8px}.summary-line{font-size:14px;padding:4px 0;border-bottom:1px dashed var(--nk-line)}.hist[data-astro-cid-ycyolcxk],.weak[data-astro-cid-ycyolcxk]{font-size:12px;color:var(--nk-mute);white-space:pre-wrap;line-height:1.7}textarea[data-astro-cid-ycyolcxk]{width:100%;height:110px;font-size:12px;font-family:Consolas,monospace;border:1px solid var(--nk-line);border-radius:var(--nk-radius-sm)}ul[data-astro-cid-ycyolcxk].plain{padding-left:1.2rem;font-size:14.5px;color:var(--nk-ink-2);margin:6px 0 0}ul[data-astro-cid-ycyolcxk].plain li[data-astro-cid-ycyolcxk]{margin:7px 0}ul[data-astro-cid-ycyolcxk].plain a[data-astro-cid-ycyolcxk]{color:var(--nk-accent-deep);text-decoration:underline;text-decoration-color:#b4502a66;text-underline-offset:2px}ul[data-astro-cid-ycyolcxk].plain a[data-astro-cid-ycyolcxk]:hover{text-decoration-color:var(--nk-accent)}.cross[data-astro-cid-ycyolcxk] b[data-astro-cid-ycyolcxk]{font-family:var(--mincho);font-size:14px;color:var(--nk-ink)}details[data-astro-cid-ycyolcxk]{margin:8px 0;font-size:14.5px;color:var(--nk-ink-2)}details[data-astro-cid-ycyolcxk] summary[data-astro-cid-ycyolcxk]{cursor:pointer;font-weight:600;color:var(--nk-ink)}details[data-astro-cid-ycyolcxk] summary[data-astro-cid-ycyolcxk]:hover{color:var(--nk-accent)}.foot-note[data-astro-cid-ycyolcxk]{font-size:12.5px;color:var(--nk-mute);margin-top:18px;line-height:1.8}