*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:#fafafa;color:#333;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh}.fade-enter-active,.fade-leave-active{transition:opacity .3s ease}.fade-enter-from,.fade-leave-to{opacity:0}.slide-up-enter-active,.slide-up-leave-active{transition:all .3s ease}.slide-up-enter-from{opacity:0;transform:translateY(20px)}.slide-up-leave-to{opacity:0;transform:translateY(-20px)}.home[data-v-2efc1daa]{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#fafafa,#f0f4f8)}.header[data-v-2efc1daa]{text-align:center;padding:60px 20px 40px}.logo[data-v-2efc1daa]{font-size:42px;font-weight:300;color:#5a6c7d;letter-spacing:2px;margin-bottom:8px}.tagline[data-v-2efc1daa]{font-size:13px;color:#94a3b8;letter-spacing:3px;text-transform:uppercase}.main[data-v-2efc1daa]{flex:1;max-width:1200px;margin:0 auto;padding:20px;width:100%}.levels-grid[data-v-2efc1daa]{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}.level-card[data-v-2efc1daa]{background:#fff;border-radius:16px;padding:32px 24px;text-align:center;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px #0000000a;border:1px solid rgba(0,0,0,.04)}.level-card[data-v-2efc1daa]:hover{transform:translateY(-4px);box-shadow:0 12px 24px #00000014}.level-icon[data-v-2efc1daa]{width:56px;height:56px;margin:0 auto 16px;background:linear-gradient(135deg,#e8f4f8,#f0f7ff);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#7ba3c4}.level-icon svg[data-v-2efc1daa]{width:28px;height:28px}.level-name[data-v-2efc1daa]{font-size:18px;font-weight:500;color:#4a5568;margin-bottom:6px}.level-description[data-v-2efc1daa]{font-size:12px;color:#a0aec0;margin-bottom:12px}.level-count[data-v-2efc1daa]{font-size:11px;color:#cbd5e0;background:#f7fafc;padding:4px 10px;border-radius:12px}.footer[data-v-2efc1daa]{text-align:center;padding:40px 20px}.footer p[data-v-2efc1daa]{font-size:11px;color:#cbd5e0;letter-spacing:1px}.modal-overlay[data-v-2efc1daa]{position:fixed;top:0;left:0;right:0;bottom:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:1000}.modal[data-v-2efc1daa]{background:#fff;border-radius:16px;padding:32px;max-width:400px;width:90%;text-align:center}.modal h3[data-v-2efc1daa]{font-size:20px;color:#4a5568;margin-bottom:12px}.modal p[data-v-2efc1daa]{font-size:14px;color:#718096;margin-bottom:24px}.modal-actions[data-v-2efc1daa]{display:flex;gap:12px;justify-content:center}.btn-primary[data-v-2efc1daa]{background:linear-gradient(135deg,#a8c5e8,#9bbce6);color:#fff;border:none;padding:10px 24px;border-radius:8px;font-size:14px;cursor:pointer;transition:all .2s}.btn-primary[data-v-2efc1daa]:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #a8c5e866}.btn-primary[data-v-2efc1daa]:disabled{opacity:.6;cursor:not-allowed}.btn-secondary[data-v-2efc1daa]{background:#f7fafc;color:#718096;border:1px solid #e2e8f0;padding:10px 24px;border-radius:8px;font-size:14px;cursor:pointer;transition:all .2s}.btn-secondary[data-v-2efc1daa]:hover{background:#edf2f7}@media (max-width: 640px){.levels-grid[data-v-2efc1daa]{grid-template-columns:repeat(2,1fr);gap:16px}.level-card[data-v-2efc1daa]{padding:24px 16px}.logo[data-v-2efc1daa]{font-size:32px}}.practice[data-v-2ac11050]{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#fafafa,#f0f4f8)}.header[data-v-2ac11050]{display:flex;align-items:center;justify-content:space-between;padding:16px 24px}.back-btn[data-v-2ac11050]{width:40px;height:40px;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#718096;transition:color .2s}.back-btn[data-v-2ac11050]:hover{color:#4a5568}.back-btn svg[data-v-2ac11050]{width:24px;height:24px}.level-title[data-v-2ac11050]{font-size:16px;font-weight:500;color:#4a5568;letter-spacing:2px;text-transform:uppercase}.placeholder[data-v-2ac11050]{width:40px}.progress-container[data-v-2ac11050]{padding:0 24px 16px;display:flex;align-items:center;gap:12px}.progress-bar[data-v-2ac11050]{flex:1;height:4px;background:#e2e8f0;border-radius:2px;overflow:hidden}.progress-fill[data-v-2ac11050]{height:100%;background:linear-gradient(90deg,#a8c5e8,#9bbce6);transition:width .3s ease}.progress-text[data-v-2ac11050]{font-size:13px;color:#a0aec0;min-width:50px;text-align:right}.main[data-v-2ac11050]{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}.word-area[data-v-2ac11050]{width:100%;max-width:500px;display:flex;flex-direction:column;align-items:center;gap:24px}.play-section[data-v-2ac11050]{display:flex;flex-direction:column;align-items:center;gap:16px}.play-btn[data-v-2ac11050]{width:100px;height:100px;border-radius:50%;border:none;background:linear-gradient(135deg,#a8c5e8,#9bbce6);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;box-shadow:0 4px 16px #a8c5e866}.play-btn[data-v-2ac11050]:hover{transform:scale(1.05);box-shadow:0 6px 20px #a8c5e880}.play-btn.playing[data-v-2ac11050]{animation:pulse-2ac11050 1.5s infinite}@keyframes pulse-2ac11050{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}.play-btn svg[data-v-2ac11050]{width:48px;height:48px;margin-left:4px}.accent-toggle[data-v-2ac11050]{display:flex;gap:8px}.accent-btn[data-v-2ac11050]{padding:6px 16px;border:1px solid #e2e8f0;background:#fff;border-radius:20px;font-size:13px;color:#a0aec0;cursor:pointer;transition:all .2s}.accent-btn.active[data-v-2ac11050]{background:#a8c5e8;color:#fff;border-color:#a8c5e8}.input-section[data-v-2ac11050]{width:100%;display:flex;flex-direction:column;align-items:center;gap:12px}.word-input[data-v-2ac11050]{width:100%;padding:16px 24px;font-size:20px;text-align:center;border:2px solid #e2e8f0;border-radius:12px;background:#fff;color:#4a5568;outline:none;transition:all .3s}.word-input[data-v-2ac11050]:focus{border-color:#a8c5e8;box-shadow:0 0 0 3px #a8c5e833}.word-input[data-v-2ac11050]::placeholder{color:#cbd5e0}.word-input.correct[data-v-2ac11050]{border-color:#48bb78;background:#f0fff4}.word-input.incorrect[data-v-2ac11050]{border-color:#f56565;background:#fff5f5}.phonetic[data-v-2ac11050]{font-size:15px;color:#a0aec0;font-style:italic}.definition-controls[data-v-2ac11050]{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center}.auto-hint-checkbox[data-v-2ac11050]{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13px;color:#718096;-webkit-user-select:none;user-select:none;transition:color .2s}.auto-hint-checkbox[data-v-2ac11050]:hover{color:#4a5568}.auto-hint-checkbox input[type=checkbox][data-v-2ac11050]{width:16px;height:16px;cursor:pointer;accent-color:#a8c5e8;border-radius:4px;border:2px solid #cbd5e0}.auto-hint-checkbox input[type=checkbox][data-v-2ac11050]:checked{background-color:#a8c5e8;border-color:#a8c5e8}.label-text[data-v-2ac11050]{font-size:13px}.hint-btn[data-v-2ac11050]{font-size:13px;color:#a8c5e8;background:none;border:none;cursor:pointer;text-decoration:underline;transition:color .2s}.hint-btn[data-v-2ac11050]:hover{color:#8ab4e0}.definition[data-v-2ac11050]{font-size:14px;color:#718096;text-align:center;padding:12px 16px;background:#f7fafc;border-radius:8px;max-width:100%}.result-feedback[data-v-2ac11050]{animation:fadeIn-2ac11050 .3s ease}@keyframes fadeIn-2ac11050{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.correct-feedback[data-v-2ac11050]{display:flex;align-items:center;gap:8px;color:#48bb78;font-size:16px;font-weight:500}.correct-feedback svg[data-v-2ac11050]{width:24px;height:24px}.incorrect-feedback[data-v-2ac11050]{display:flex;align-items:center;gap:12px;color:#f56565}.incorrect-feedback svg[data-v-2ac11050]{width:24px;height:24px}.incorrect-feedback p[data-v-2ac11050]{font-size:14px;margin:0}.correct-word[data-v-2ac11050]{color:#718096;margin-top:4px}.correct-word strong[data-v-2ac11050]{color:#48bb78}.action-buttons[data-v-2ac11050]{display:flex;gap:12px;margin-top:8px}.keyboard-hints[data-v-2ac11050]{display:flex;gap:16px;margin-top:24px;flex-wrap:wrap;justify-content:center}.hint-tag[data-v-2ac11050]{display:flex;align-items:center;gap:6px;font-size:12px;color:#a0aec0}.hint-tag kbd[data-v-2ac11050]{display:inline-flex;align-items:center;justify-content:center;min-width:24px;padding:4px 8px;font-family:inherit;font-size:11px;font-weight:500;color:#718096;background:#f7fafc;border:1px solid #e2e8f0;border-radius:6px;box-shadow:0 1px #0000000d}.btn-check[data-v-2ac11050]{padding:14px 48px;font-size:15px;color:#718096;background:#fff;border:1px solid #e2e8f0;border-radius:10px;cursor:pointer;transition:all .2s}.btn-check[data-v-2ac11050]:hover:not(:disabled){border-color:#a8c5e8;color:#a8c5e8}.btn-check[data-v-2ac11050]:disabled{opacity:.5;cursor:not-allowed}.btn-next[data-v-2ac11050]{padding:14px 48px;font-size:15px;color:#fff;background:linear-gradient(135deg,#a8c5e8,#9bbce6);border:none;border-radius:10px;cursor:pointer;transition:all .2s}.btn-next[data-v-2ac11050]:hover{transform:translateY(-2px);box-shadow:0 4px 12px #a8c5e866}.btn-skip[data-v-2ac11050]{padding:14px 32px;font-size:15px;color:#a0aec0;background:transparent;border:none;cursor:pointer;transition:color .2s}.btn-skip[data-v-2ac11050]:hover{color:#718096}.finish-screen[data-v-2ac11050]{flex:1;background:linear-gradient(180deg,#fafafa,#f0f4f8);min-height:100vh;overflow-y:auto}.finish-container[data-v-2ac11050]{max-width:800px;margin:0 auto;padding:48px 24px}.encouragement-section[data-v-2ac11050]{text-align:center;margin-bottom:40px;padding:32px 24px}.score-badge[data-v-2ac11050]{display:inline-block;font-size:48px;font-weight:700;color:#a8c5e8;margin-bottom:16px;line-height:1}.encouragement-text[data-v-2ac11050]{font-size:18px;color:#4a5568;font-style:italic;font-family:Georgia,serif;line-height:1.6;max-width:600px;margin:0 auto}.hero-section[data-v-2ac11050]{text-align:center;margin-bottom:48px}.score-circle-container[data-v-2ac11050]{position:relative;width:280px;height:280px;margin:0 auto;display:flex;align-items:center;justify-content:center}.progress-ring[data-v-2ac11050]{position:absolute;width:100%;height:100%;transform:rotate(-90deg)}.progress-ring-bg[data-v-2ac11050]{fill:none;stroke:#a8c5e84d;stroke-width:10}.progress-ring-fill[data-v-2ac11050]{fill:none;stroke:#a8c5e8;stroke-width:10;stroke-linecap:round;transition:stroke-dashoffset 1s ease}.score-content[data-v-2ac11050]{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}.score-percent[data-v-2ac11050]{font-size:72px;font-weight:700;color:#2d3748;line-height:1}.percent-symbol[data-v-2ac11050]{font-size:32px;color:#a8c5e8}.accuracy-label[data-v-2ac11050]{font-size:14px;color:#718096;text-transform:uppercase;letter-spacing:2px;margin-top:8px}.gold-ring[data-v-2ac11050]{position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;border:2px solid rgba(168,197,232,.5);border-radius:50%;pointer-events:none}.stats-grid[data-v-2ac11050]{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:48px}.stat-card[data-v-2ac11050]{background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(168,197,232,.3);border-radius:16px;padding:20px;display:flex;flex-direction:column;align-items:center;text-align:center}.stat-icon[data-v-2ac11050]{width:24px;height:24px;margin-bottom:8px}.stat-icon.total[data-v-2ac11050]{color:#3617cf}.stat-icon.correct[data-v-2ac11050]{color:#48bb78}.stat-icon.accuracy[data-v-2ac11050]{color:#c5a059}.stat-icon.time[data-v-2ac11050]{color:#4299e1}.stat-number[data-v-2ac11050]{font-size:24px;font-weight:700;color:#2d3748;margin-bottom:4px}.stat-label[data-v-2ac11050]{font-size:11px;color:#a0aec0;text-transform:uppercase;letter-spacing:1px}.review-section[data-v-2ac11050]{margin-bottom:24px;background:#fff;border-radius:16px;border:1px solid rgba(168,197,232,.3);overflow:hidden}.collapsible-header[data-v-2ac11050]{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;cursor:pointer;transition:background .2s;-webkit-user-select:none;user-select:none}.collapsible-header[data-v-2ac11050]:hover{background:#a8c5e81a}.collapsible-header h2[data-v-2ac11050]{font-size:18px;font-weight:600;color:#4a5568;margin:0}.collapsible-icon[data-v-2ac11050]{width:24px;height:24px;color:#a0aec0;transition:transform .3s ease}.collapsible-icon svg[data-v-2ac11050]{width:100%;height:100%}.collapsible-icon.expanded[data-v-2ac11050]{transform:rotate(180deg)}.slide-enter-active[data-v-2ac11050],.slide-leave-active[data-v-2ac11050]{transition:all .3s ease;max-height:2000px;overflow:hidden}.slide-enter-from[data-v-2ac11050],.slide-leave-to[data-v-2ac11050]{max-height:0;opacity:0}.mistake-list[data-v-2ac11050]{display:flex;flex-direction:column;gap:1px;background:#a8c5e833}.mistake-item[data-v-2ac11050]{background:#fff;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.mistake-content[data-v-2ac11050]{display:flex;align-items:center;gap:24px;flex:1}.user-answer[data-v-2ac11050],.correct-answer[data-v-2ac11050]{min-width:120px}.label[data-v-2ac11050]{font-size:11px;text-transform:uppercase;letter-spacing:1px;margin-bottom:4px}.user-answer .label[data-v-2ac11050]{color:#f56565}.correct-answer .label[data-v-2ac11050]{color:#48bb78}.value[data-v-2ac11050]{font-size:20px;font-weight:600}.value.wrong[data-v-2ac11050]{color:#a0aec0;text-decoration:line-through;text-decoration-color:#f5656566}.value.correct[data-v-2ac11050]{color:#2d3748}.arrow[data-v-2ac11050]{color:#a8c5e8}.arrow svg[data-v-2ac11050]{width:24px;height:24px}.listen-btn[data-v-2ac11050]{display:flex;align-items:center;gap:8px;padding:10px 20px;background:#a8c5e833;border:none;border-radius:24px;color:#7ba3d1;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s}.listen-btn[data-v-2ac11050]:hover{background:#a8c5e866}.listen-btn svg[data-v-2ac11050]{width:18px;height:18px}.finish-actions[data-v-2ac11050]{display:flex;justify-content:center;gap:16px;padding-top:24px;border-top:1px solid rgba(168,197,232,.3);flex-wrap:wrap}.btn-secondary[data-v-2ac11050],.btn-primary[data-v-2ac11050],.btn-gold[data-v-2ac11050]{padding:14px 32px;border-radius:10px;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;min-width:160px}.btn-secondary[data-v-2ac11050]{background:#fff;border:1px solid #e2e8f0;color:#718096}.btn-secondary[data-v-2ac11050]:hover{border-color:#a8c5e8;color:#a8c5e8;transform:translateY(-2px)}.btn-primary[data-v-2ac11050]{background:linear-gradient(135deg,#a8c5e8,#9bbce6);border:none;color:#fff;box-shadow:0 4px 12px #a8c5e866}.btn-primary[data-v-2ac11050]:hover{transform:translateY(-2px);box-shadow:0 6px 16px #a8c5e880}.btn-gold[data-v-2ac11050]{background:#fff;border:1px solid #e2e8f0;color:#718096}.btn-gold[data-v-2ac11050]:hover{border-color:#a8c5e8;color:#a8c5e8;transform:translateY(-2px)}@media (max-width: 768px){.stats-grid[data-v-2ac11050]{grid-template-columns:repeat(2,1fr)}.mistake-item[data-v-2ac11050]{flex-direction:column;align-items:flex-start}.mistake-content[data-v-2ac11050]{width:100%;justify-content:space-between}.arrow[data-v-2ac11050]{display:none}.finish-actions[data-v-2ac11050]{flex-direction:column;align-items:center}.btn-secondary[data-v-2ac11050],.btn-primary[data-v-2ac11050],.btn-gold[data-v-2ac11050]{width:100%;max-width:300px}.score-circle-container[data-v-2ac11050]{width:240px;height:240px}.score-percent[data-v-2ac11050]{font-size:56px}}.toolbar[data-v-2ac11050]{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-top:1px solid #e2e8f0;background:#fff}.toolbar-btn[data-v-2ac11050]{width:40px;height:40px;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#a0aec0;transition:color .2s}.toolbar-btn[data-v-2ac11050]:hover{color:#718096}.toolbar-btn svg[data-v-2ac11050]{width:20px;height:20px}.toolbar-btn.change-level[data-v-2ac11050]{width:auto;padding:8px 16px;font-size:13px;color:#a0aec0;display:flex;align-items:center;gap:4px}.accuracy[data-v-2ac11050]{font-size:13px;color:#a0aec0}@media (max-width: 640px){.finish-card[data-v-2ac11050]{padding:32px 24px}.finish-actions[data-v-2ac11050]{flex-direction:column}.btn-check[data-v-2ac11050],.btn-next[data-v-2ac11050]{padding:12px 32px}}