.phone.svelte-3pf8ly{max-width:480px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column;padding:18px 20px 24px}.phone.card-screen.svelte-3pf8ly{padding:16px 20px 24px}.phone.center.svelte-3pf8ly{align-items:center;justify-content:center;text-align:center}.header-row.svelte-3pf8ly{display:flex;justify-content:space-between;align-items:baseline}.app-title.svelte-3pf8ly{font-family:var(--font-display);font-weight:700;font-size:22px}.subline.svelte-3pf8ly{font-size:12.5px;color:var(--muted);margin:2px 0 18px}.spacer.svelte-3pf8ly{flex:1}.filter-banner.svelte-3pf8ly{background:var(--card-bg);border:1px solid var(--hairline);border-radius:10px;padding:10px 14px;font-size:12px;color:var(--muted);margin-bottom:10px;display:flex;justify-content:space-between;align-items:center;gap:10px}.filter-banner.svelte-3pf8ly strong:where(.svelte-3pf8ly){color:var(--ink)}.filter-banner.svelte-3pf8ly a:where(.svelte-3pf8ly){color:var(--accent);text-decoration:none;flex-shrink:0}.error.svelte-3pf8ly{color:var(--wrong-text);font-size:12.5px}.cta.svelte-3pf8ly{text-decoration:none;cursor:pointer;background:var(--accent);color:#fff;border:none;border-radius:10px;min-height:52px;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;transition:transform .1s ease}.cta.svelte-3pf8ly:active{transform:scale(.98)}.cta.narrow.svelte-3pf8ly{padding:0 34px;align-self:center;min-height:50px}.cta.svelte-3pf8ly:disabled{opacity:.7;cursor:default}.secondary-link.svelte-3pf8ly{text-align:center;margin-top:12px;font-size:12.5px;color:var(--muted)}.top-row.svelte-3pf8ly{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.qnum.svelte-3pf8ly{font-size:12px;color:var(--muted)}.score.svelte-3pf8ly{font-size:12px;font-weight:600;color:var(--muted)}.progress-track.svelte-3pf8ly{height:4px;background:var(--track);border-radius:2px;margin-bottom:16px}.progress-fill.svelte-3pf8ly{height:100%;background:var(--accent);border-radius:2px;transition:width .4s ease}.lo-tag.svelte-3pf8ly{font-size:10.5px;font-weight:600;letter-spacing:.05em;color:var(--accent);margin-bottom:12px}.flashcard.svelte-3pf8ly{display:flex;flex-direction:column;gap:12px;margin-bottom:18px}.card-face.svelte-3pf8ly{background:var(--card-bg);border:1px solid var(--hairline);border-radius:12px;padding:20px 18px}.card-face.front.svelte-3pf8ly{min-height:140px;display:flex;flex-direction:column;justify-content:center}.card-face.back.svelte-3pf8ly{border-left:3px solid var(--accent);animation:r03rise .3s ease}.face-label.svelte-3pf8ly{font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);margin-bottom:8px}.stem.svelte-3pf8ly{font-size:17px;line-height:1.5;font-weight:500}.answer-value.svelte-3pf8ly{font-size:22px;font-weight:700;color:var(--accent);margin-bottom:10px}.explanation.svelte-3pf8ly{font-size:13px;line-height:1.55;color:var(--body-text)}.workings-panel.svelte-3pf8ly{margin-top:14px;background:var(--page-bg);border-radius:8px;padding:12px 14px}.workings-label.svelte-3pf8ly{font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.workings-list.svelte-3pf8ly{margin:0;padding-left:18px;font-size:12.5px;line-height:1.6;color:var(--body-text);font-variant-numeric:tabular-nums}.workings-list.svelte-3pf8ly li:where(.svelte-3pf8ly){margin-bottom:2px}.reveal-btn.svelte-3pf8ly{margin-top:auto}.rate-row.svelte-3pf8ly{display:flex;gap:10px;margin-bottom:10px}.rate-btn.svelte-3pf8ly{cursor:pointer;flex:1;border-radius:10px;min-height:52px;font-size:13.5px;font-weight:600;border:1px solid var(--option-border-idle);background:var(--card-bg);transition:transform .1s ease}.rate-btn.svelte-3pf8ly:active{transform:scale(.98)}.rate-btn.miss.svelte-3pf8ly{border-color:var(--wrong);color:var(--wrong-text)}.rate-btn.hit.svelte-3pf8ly{border-color:var(--correct);color:var(--correct)}.rate-btn.miss.selected.svelte-3pf8ly{background:var(--wrong-bg)}.rate-btn.hit.selected.svelte-3pf8ly{background:var(--correct-bg)}.rate-btn.svelte-3pf8ly:disabled{cursor:default;opacity:.75}.rate-btn.selected.svelte-3pf8ly:disabled{opacity:1}.next-btn.svelte-3pf8ly{cursor:pointer;background:var(--ink);color:#fff;border:none;border-radius:10px;min-height:50px;font-size:14.5px;font-weight:600}.overline.svelte-3pf8ly{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}.final-score.svelte-3pf8ly{font-size:56px;font-weight:600;margin:10px 0 2px}.final-note.svelte-3pf8ly{font-size:13px;color:var(--muted);margin-bottom:22px}