*{box-sizing:border-box}body{margin:0;min-width:0;min-height:100vh;color:#111827;background:#f8fafc;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.app-shell[data-v-46b89c2c]{min-height:100vh}.app-nav[data-v-46b89c2c]{display:flex;align-items:center;justify-content:space-between;gap:6px;width:min(1120px,100%);margin:0 auto;overflow-x:auto;padding:12px 20px 0;scrollbar-width:thin;white-space:nowrap}.nav-left[data-v-46b89c2c],.nav-right[data-v-46b89c2c]{display:flex;gap:6px}.app-nav a[data-v-46b89c2c]{display:inline-flex;align-items:center;justify-content:center;min-height:36px;border:1px solid transparent;border-radius:999px;color:#475569;padding:0 10px;font-size:.92rem;font-weight:800;text-decoration:none}.app-nav a.router-link-active[data-v-46b89c2c]{border-color:#e0e7ff;background:#fff;color:#2563eb;box-shadow:0 8px 24px #0f172a0f}@media(max-width:640px){.app-nav[data-v-46b89c2c]{width:100%;padding:10px 12px 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a[data-v-5295f9ba],.done-panel a[data-v-5295f9ba]{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:8px;padding:0 14px;font:inherit;font-weight:800;text-decoration:none;cursor:pointer}button[data-v-5295f9ba]:disabled{border-color:#cbd5e1;background:#cbd5e1;color:#64748b;cursor:not-allowed}.primary-button[data-v-5295f9ba],.auth-panel a[data-v-5295f9ba],.done-panel a[data-v-5295f9ba]{border:1px solid #1d4ed8;background:#2563eb;color:#fff}.ghost-button[data-v-5295f9ba],.count-grid button[data-v-5295f9ba],.assessment-actions button[data-v-5295f9ba],.option-grid button[data-v-5295f9ba],.tiny-button[data-v-5295f9ba]{border:1px solid #cbd5e1;background:#fff;color:#111827}.count-grid[data-v-5295f9ba]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.count-grid button.selected[data-v-5295f9ba]{border-color:#0f766e;background:#ecfdf5;color:#0f766e}.plan-panel[data-v-5295f9ba]{border:0;background:transparent;padding:0;box-shadow:none}.today-heading[data-v-5295f9ba]{display:flex;align-items:center;gap:10px}.today-heading-icon[data-v-5295f9ba]{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;background:#2563eb;color:#fff;font-size:.78rem;font-weight:900}.today-heading h2[data-v-5295f9ba]{color:#2563eb;font-size:1.45rem}.today-heading p[data-v-5295f9ba]{margin-top:4px;color:#64748b;font-size:.9rem;font-weight:700}.goal-card-list[data-v-5295f9ba]{display:grid;gap:16px}.goal-card[data-v-5295f9ba]{display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;align-items:center;border:1px solid #d7dde8;border-radius:8px;background:#fff;padding:22px;box-shadow:0 12px 32px #0f172a12}.goal-icon[data-v-5295f9ba]{display:inline-flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:50%;background:#eef4ff;color:#2563eb;font-size:1.65rem;font-weight:900}.word-goal .goal-icon[data-v-5295f9ba]{background:#eafbf0;color:#16a34a}.goal-content[data-v-5295f9ba]{display:grid;gap:10px;min-width:0}.goal-row[data-v-5295f9ba]{display:flex;align-items:center;justify-content:space-between;gap:12px}.goal-row h3[data-v-5295f9ba]{margin:0;color:#111827;font-size:1.25rem;line-height:1.2}.goal-row p[data-v-5295f9ba]{margin-top:4px;color:#64748b;font-size:.92rem;font-weight:800}.edit-goal-button[data-v-5295f9ba]{min-height:38px;border:1px solid #cfe0ff;background:#fff;color:#2563eb;padding:0 16px;font-size:.95rem}.goal-progress-text[data-v-5295f9ba]{color:#2563eb;font-size:1rem;line-height:1.2}.goal-progress-text.word[data-v-5295f9ba]{color:#16a34a}.goal-editor-backdrop[data-v-5295f9ba]{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;align-items:end;background:#0f172a2e}.goal-editor[data-v-5295f9ba]{display:grid;gap:22px;width:min(420px,100%);margin:0 auto;border-top:5px solid #2563eb;border-radius:8px 8px 0 0;background:#fff;padding:22px 18px 16px;box-shadow:0 -18px 44px #0f172a2e}.goal-editor h2[data-v-5295f9ba]{color:#111827;font-size:1.25rem;text-align:center}.goal-stepper[data-v-5295f9ba]{display:grid;grid-template-columns:64px 1fr 64px;align-items:center;gap:14px}.goal-stepper strong[data-v-5295f9ba]{color:#111827;font-size:2.2rem;text-align:center}.stepper-button[data-v-5295f9ba]{min-height:54px;border:0;border-radius:50%;background:#eef4ff;color:#2563eb;padding:0;font-size:2rem;line-height:1}.goal-editor-actions[data-v-5295f9ba]{display:grid;grid-template-columns:1fr 1fr;gap:14px}.secondary-action[data-v-5295f9ba]{border:1px solid #d7dde8;background:#fff;color:#64748b}.compact-progress[data-v-5295f9ba]{display:grid;gap:8px}.compact-progress span[data-v-5295f9ba]{color:#475569;font-size:.92rem;font-weight:800}.learning-breakdown[data-v-5295f9ba]{display:flex;flex-wrap:wrap;gap:8px;color:#475569;font-size:.9rem;font-weight:800}.learning-breakdown span[data-v-5295f9ba],.current-card-label[data-v-5295f9ba]{border-radius:999px;background:#eef4ff;color:#2563eb;padding:6px 10px}.current-card-label[data-v-5295f9ba]{justify-self:start;margin:0;font-size:.92rem;font-weight:900}.progress-track[data-v-5295f9ba]{height:9px;overflow:hidden;border-radius:999px;background:#e2e8f0}.progress-track i[data-v-5295f9ba]{display:block;height:100%;border-radius:inherit;background:#2563eb}.study-card[data-v-5295f9ba]{position:relative;display:grid;min-height:360px;overflow:hidden;border:1px solid #d7dde8;border-radius:8px;background:#fbfdff;box-shadow:inset 0 0 0 1px #ffffffb3;cursor:pointer}.study-card[data-v-5295f9ba]:focus-visible{outline:3px solid rgba(37,99,235,.25);outline-offset:3px}.study-card-face[data-v-5295f9ba]{display:grid;align-content:center;justify-items:center;gap:18px;min-height:360px;padding:46px 54px 100px}.study-card-main[data-v-5295f9ba]{color:#111827;font-size:6.4rem;font-weight:900;line-height:1;overflow-wrap:anywhere;text-align:center}.word-study-card .study-card-main[data-v-5295f9ba]{max-width:100%;font-size:5.9rem;overflow-wrap:normal;white-space:nowrap;word-break:keep-all}.word-study-card .study-card-main.long-text[data-v-5295f9ba]{font-size:4.4rem;line-height:1.08}.word-study-card .study-card-main.very-long-text[data-v-5295f9ba]{font-size:3.25rem;line-height:1.12}.word-study-card .study-card-main.ultra-long-text[data-v-5295f9ba]{font-size:2.55rem;line-height:1.14}.study-card-main.back-main[data-v-5295f9ba]{font-size:3.65rem}.study-card-subtitle[data-v-5295f9ba]{color:#111827;font-size:2.1rem;font-weight:900;overflow-wrap:anywhere}.audio-fab[data-v-5295f9ba]{position:absolute;left:50%;bottom:24px;transform:translate(-50%);width:72px;min-width:72px;height:72px;min-height:72px;border:2px solid #d7dde8;border-radius:50%;background:#fff;color:#2563eb;padding:0;font-size:1.7rem;box-shadow:0 8px 24px #0f172a14}.audio-fab.unavailable[data-v-5295f9ba]{color:#94a3b8;opacity:.68}.audio-message[data-v-5295f9ba]{min-height:40px;border:1px solid #fed7aa;border-radius:8px;background:#fff7ed;color:#9a3412;padding:10px 12px;font-weight:800}.word-detail[data-v-5295f9ba]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;width:100%}.word-detail div[data-v-5295f9ba]{display:grid;gap:5px;border:1px solid #e2e8f0;border-radius:8px;background:#fff;padding:12px}.panel span[data-v-5295f9ba],.word-summary span[data-v-5295f9ba]{color:#475569;font-weight:700}.card-detail[data-v-5295f9ba]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;width:100%;text-align:left}.card-detail div[data-v-5295f9ba]{display:grid;gap:4px;border:1px solid #e2e8f0;border-radius:8px;background:#fff;padding:10px}.card-detail .memory-detail[data-v-5295f9ba]{grid-column:1 / -1;justify-items:center;text-align:center}.card-detail .memory-detail dd[data-v-5295f9ba]{font-size:1.16rem}dd[data-v-5295f9ba]{margin:0;color:#111827;font-size:1.05rem;font-weight:800}.assessment-actions[data-v-5295f9ba],.option-grid[data-v-5295f9ba]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.assessment-actions.single[data-v-5295f9ba]{grid-template-columns:1fr}.assessment-button[data-v-5295f9ba]{display:grid;justify-items:center;gap:10px;min-height:120px;border-width:2px;padding:18px 10px;font-size:1.42rem}.assessment-button.unknown[data-v-5295f9ba]{border-color:#ef4444;background:snow;color:#ef4444}.assessment-button.confused[data-v-5295f9ba]{border-color:#f97316;background:#fffaf2;color:#f97316}.assessment-button.familiar[data-v-5295f9ba]{border-color:#22c55e;background:#f7fff9;color:#22c55e}.assessment-icon[data-v-5295f9ba]{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;color:#fff;font-size:1.25rem;font-weight:900;line-height:1}.assessment-button.unknown .assessment-icon[data-v-5295f9ba]{background:#ef4444}.assessment-button.confused .assessment-icon[data-v-5295f9ba]{background:#f97316}.assessment-button.familiar .assessment-icon[data-v-5295f9ba]{background:#22c55e}.preview-list[data-v-5295f9ba]{display:grid;gap:10px;margin:0;padding:0;list-style:none}.preview-list li[data-v-5295f9ba]{display:grid;grid-template-columns:minmax(72px,1fr) minmax(0,1.45fr) auto;gap:12px;align-items:center;border:1px solid #d7dde8;border-radius:8px;padding:12px}.preview-list strong[data-v-5295f9ba]{max-width:100%;color:#111827;font-size:clamp(1.35rem,5vw,1.8rem);line-height:1.12;overflow-wrap:normal;white-space:nowrap;word-break:keep-all}.preview-list strong.long-text[data-v-5295f9ba]{font-size:clamp(1.18rem,4.2vw,1.55rem)}.preview-list strong.very-long-text[data-v-5295f9ba]{font-size:clamp(1.02rem,3.6vw,1.3rem)}.preview-list strong.ultra-long-text[data-v-5295f9ba]{font-size:clamp(.92rem,3vw,1.12rem)}.preview-list span[data-v-5295f9ba]{color:#475569;font-weight:700;overflow-wrap:anywhere}.tiny-button[data-v-5295f9ba]{min-height:36px;min-width:50px;padding:0 10px}.quiz-panel[data-v-5295f9ba]{display:grid;gap:16px}.question-box[data-v-5295f9ba]{display:grid;justify-items:center;gap:10px;border:1px solid #d7dde8;border-radius:8px;background:#f8fafc;padding:22px;text-align:center}.question-box span[data-v-5295f9ba]{color:#0f766e;font-size:clamp(3rem,12vw,6rem);font-weight:900;line-height:1}.question-box strong[data-v-5295f9ba]{color:#111827;font-size:1.25rem}.question-box small[data-v-5295f9ba]{color:#64748b;font-weight:900;overflow-wrap:anywhere}.option-grid[data-v-5295f9ba]{grid-template-columns:repeat(2,minmax(0,1fr))}.option-grid button[data-v-5295f9ba]{min-height:58px;font-size:1.15rem}.message[data-v-5295f9ba],.empty-state[data-v-5295f9ba]{display:grid;gap:8px;border-radius:8px;padding:14px;font-weight:700}.message.error[data-v-5295f9ba]{border:1px solid 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