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var(--color-border);border-radius:var(--r-full);font-family:var(--font-sans);font-size:.8125rem;font-weight:600;text-decoration:none;cursor:pointer;align-self:flex-start;transition:background var(--dur-fast),color var(--dur-fast)}.btn-ghost[data-v-8577e439]:hover{background:#eeeeee14;color:var(--color-fg)}.step-progress[data-v-8577e439]{display:flex;align-items:center;gap:.75rem}.step-track[data-v-8577e439]{flex:1;height:3px;background:var(--color-border);border-radius:var(--r-full);overflow:hidden}.step-fill[data-v-8577e439]{height:100%;background:var(--color-brand);border-radius:var(--r-full);transition:width .4s var(--ease-out-expo)}.step-label[data-v-8577e439]{font-family:var(--font-mono);font-size:var(--text-accent-sm);font-weight:var(--font-weight-medium);letter-spacing:var(--tracking-tighter);color:var(--color-fg-muted);white-space:nowrap}.current-lesson[data-v-8577e439]{display:flex;align-items:center;gap:.875rem;padding:1rem;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--r-lg)}.hw-lesson-nav[data-v-8577e439]{display:flex;gap:1.5rem;align-items:flex-end}.hw-nav-spacer[data-v-8577e439]{flex:1}.hw-nav-link[data-v-8577e439]{position:relative;display:inline-flex;align-items:center;gap:.5rem;flex:1;background:none;border:none;padding:0;text-decoration:none;color:var(--color-fg-muted);font-family:inherit;transition:color var(--dur-fast)}.hw-nav-link[data-v-8577e439]:hover{color:var(--color-fg)}.hw-nav-link--next[data-v-8577e439]{justify-content:flex-end;flex-direction:row-reverse;text-align:right}.hw-nav-link--prev[data-v-8577e439]{justify-content:flex-start;text-align:left}.hw-nav-label[data-v-8577e439]{position:relative;display:flex;flex-direction:column;gap:.15rem;min-width:0}.hw-nav-eyebrow[data-v-8577e439]{font-family:var(--font-mono);font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.07em;opacity:.6;line-height:1}.hw-nav-title[data-v-8577e439]{font-size:.9rem;font-weight:600;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:22ch;line-height:1.3}.lessons-list[data-v-8577e439]{border:1px solid var(--color-border);border-radius:var(--r-lg);overflow:hidden}.lesson-row[data-v-8577e439]{display:flex;align-items:center;gap:.75rem;padding:.8rem 1rem;text-decoration:none;color:inherit;border-bottom:1px solid var(--color-border-muted);transition:background var(--dur-fast)}.lesson-row[data-v-8577e439]:last-child{border-bottom:none}.lesson-row[data-v-8577e439]:hover{background:var(--color-hover-bg)}.lesson-icon[data-v-8577e439]{width:32px;height:32px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform var(--dur-fast) var(--ease-out-back)}.lesson-row:hover .lesson-icon[data-v-8577e439]{transform:scale(1.1)}.lesson-icon--video[data-v-8577e439]{background:#58a6ff1f;color:#58a6ff}.lesson-icon--exercise[data-v-8577e439]{background:#34d3991f;color:#34d399}.lesson-icon--text[data-v-8577e439]{background:#ff7b721f;color:#ff7b72}.lesson-icon--audio[data-v-8577e439]{background:#f2994a1f;color:#f2994a}.lesson-icon--vocabulary[data-v-8577e439]{background:#fbbf241f;color:#fbbf24}.lesson-info[data-v-8577e439]{flex:1;min-width:0;display:flex;flex-direction:column;gap:.1rem}.lesson-type-label[data-v-8577e439]{font-family:var(--font-mono);font-size:var(--text-accent-sm);letter-spacing:var(--tracking-tighter);text-transform:uppercase;color:var(--color-fg-muted);font-weight:var(--font-weight-medium)}.lesson-title[data-v-8577e439]{font-size:var(--text-body-sm);font-weight:var(--font-weight-medium);color:var(--color-fg);letter-spacing:var(--tracking-tight);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lesson-arrow[data-v-8577e439]{color:var(--color-fg-muted);flex-shrink:0}.list-loading[data-v-8577e439]{display:flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:var(--text-accent-sm);letter-spacing:var(--tracking-tighter);color:var(--color-fg-muted);padding:1rem}.loading-dot[data-v-8577e439]{width:6px;height:6px;border-radius:50%;background:var(--color-brand);animation:dot-pulse-8577e439 1.2s ease-in-out infinite}@keyframes dot-pulse-8577e439{0%,to{opacity:1}50%{opacity:.2}}.error-state[data-v-8577e439]{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:4rem 1.5rem;text-align:center}.error-label[data-v-8577e439]{font-family:var(--font-mono);font-size:var(--text-accent);letter-spacing:var(--tracking-tighter);color:var(--color-fg-muted);text-transform:uppercase}@media (max-width: 600px){.hw-page[data-v-8577e439]{padding:1.25rem 1rem 4rem}.hw-header-card[data-v-8577e439]{padding:1.25rem}.content-card[data-v-8577e439]{padding:1.125rem}.btn-do[data-v-8577e439],.btn-submit[data-v-8577e439],.btn-ghost[data-v-8577e439]{align-self:stretch;justify-content:center}}body{background-color:var(--color-bg);color:var(--color-fg);font-family:var(--font-sans);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.speaking-view-wrapper{max-width:900px;width:100%;margin:0 auto;padding:2rem 1.5rem 5rem;box-sizing:border-box;display:flex;flex-direction:column;gap:1.5rem;min-height:100vh}.speaking-error-card{background:var(--color-bg-muted);border:1px solid var(--color-border);border-radius:var(--r-2xl);padding:3.5rem 2rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.875rem}.speaking-error-icon{width:56px;height:56px;border-radius:var(--r-xl);background:color-mix(in srgb,var(--color-speaking) 12%,transparent);border:1px solid color-mix(in srgb,var(--color-speaking) 25%,transparent);display:flex;align-items:center;justify-content:center;color:var(--color-speaking)}.speaking-error-card h2{margin:0;font-size:var(--text-h5);font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);color:var(--color-fg)}.speaking-error-card p{margin:0;font-size:var(--text-body-sm);color:var(--color-fg-muted);max-width:32ch;line-height:1.6}.speaking-error-link{display:inline-flex;align-items:center;gap:.4rem;margin-top:.5rem;padding:.65rem 1.375rem;background:var(--color-brand);color:#fff;border-radius:var(--r-full);font-size:var(--text-body-sm);font-weight:var(--font-weight-medium);text-decoration:none;transition:opacity var(--dur-fast) var(--ease-out-quad)}.speaking-error-link:hover{opacity:.88}.speaking-hero{background:var(--color-bg-muted);border:1px solid var(--color-border);border-radius:var(--r-2xl);padding:1.75rem 2rem;display:flex;align-items:flex-start;gap:1.25rem}.speaking-hero-icon{width:48px;height:48px;min-width:48px;border-radius:var(--r-lg);background:color-mix(in srgb,var(--color-speaking) 14%,transparent);border:1px solid color-mix(in srgb,var(--color-speaking) 28%,transparent);display:flex;align-items:center;justify-content:center;color:var(--color-speaking)}.speaking-hero-body{flex:1;min-width:0}.speaking-hero-type{font-family:var(--font-mono);font-size:var(--text-accent-sm);font-weight:var(--font-weight-medium);text-transform:uppercase;letter-spacing:var(--tracking-tighter);color:var(--color-speaking);margin:0 0 .3rem}.speaking-hero-title{margin:0 0 .4rem;font-size:var(--text-h5);font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);color:var(--color-fg)}.speaking-hero-meta{margin:0;font-size:var(--text-body-sm);color:var(--color-fg-muted);display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.speaking-hero-level{font-family:var(--font-mono);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:.15rem .55rem;border-radius:var(--r-full);background:color-mix(in srgb,var(--color-speaking) 12%,transparent);color:var(--color-speaking);border:1px solid color-mix(in srgb,var(--color-speaking) 25%,transparent)}.sentence-progress{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.sentence-dot{width:8px;height:8px;border-radius:var(--r-full);background:var(--color-border);border:none;padding:0;cursor:pointer;transition:background var(--dur-fast) var(--ease-out-quad),transform var(--dur-fast) var(--ease-out-back)}.sentence-dot:hover{transform:scale(1.3);background:var(--color-fg-muted)}.sentence-dot.active{background:var(--color-speaking);transform:scale(1.2)}.sentence-dot.done{background:color-mix(in srgb,var(--color-speaking) 50%,transparent)}.sentence-progress-label{font-size:var(--text-body-sm);color:var(--color-fg-muted);margin-left:.25rem}.sentence-card{background:var(--color-bg-muted);border:1px solid var(--color-border);border-radius:var(--r-2xl);padding:2.5rem 2rem;display:flex;flex-direction:column;gap:1.25rem}.sentence-text{font-size:var(--text-h4);font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);color:var(--color-fg);line-height:1.35;margin:0}.sentence-translation-toggle{display:inline-flex;align-items:center;gap:.4rem;background:transparent;border:1px solid var(--color-border);border-radius:var(--r-full);padding:.35rem .875rem;font-size:var(--text-body-sm);color:var(--color-fg-muted);cursor:pointer;font-family:var(--font-sans);transition:border-color var(--dur-fast),color var(--dur-fast);align-self:flex-start}.sentence-translation-toggle:hover{border-color:var(--color-fg-muted);color:var(--color-fg)}.sentence-translation{font-size:var(--text-body);color:var(--color-fg-muted);font-style:italic;margin:0;line-height:1.6}.sentence-hint{display:flex;align-items:flex-start;gap:.5rem;padding:.75rem 1rem;background:color-mix(in srgb,var(--color-speaking) 8%,transparent);border:1px solid color-mix(in srgb,var(--color-speaking) 18%,transparent);border-radius:var(--r-lg);font-size:var(--text-body-sm);color:var(--color-speaking);line-height:1.5}.voxai-offline-banner{display:flex;align-items:center;gap:.875rem;padding:.875rem 1.125rem;background:#fbbf2414;border:1px solid rgba(251,191,36,.3);border-radius:12px;margin-bottom:.75rem}.voxai-offline-icon{flex-shrink:0;color:#fbbf24;display:flex;align-items:center}.voxai-offline-body{flex:1}.voxai-offline-title{font-size:var(--text-body-sm);font-weight:700;color:#fbbf24;margin:0 0 .1rem}.voxai-offline-desc{font-size:var(--text-body-sm);color:var(--color-fg-muted);margin:0}.btn-wake{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .875rem;background:#fbbf24;color:#1c1917;border:none;border-radius:8px;font-size:.8125rem;font-weight:700;cursor:pointer;flex-shrink:0;transition:opacity .15s}.btn-wake:hover{opacity:.85}.btn-wake:disabled{opacity:.6;cursor:not-allowed}.btn-wake.waking{background:#fbbf244d;color:#fbbf24}.voxai-online-banner{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;background:#34d3991a;border:1px solid rgba(52,211,153,.3);border-radius:10px;font-size:var(--text-body-sm);font-weight:600;color:#34d399;margin-bottom:.75rem}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}.recorder-card{background:var(--color-bg-muted);border:1px solid var(--color-border);border-radius:var(--r-2xl);padding:2rem;display:flex;flex-direction:column;align-items:center;gap:1.25rem}.recorder-instructions{font-size:var(--text-body-sm);color:var(--color-fg-muted);text-align:center;margin:0}.record-btn{position:relative;width:72px;height:72px;border-radius:var(--r-full);border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;font-family:var(--font-sans);transition:background var(--dur-base) var(--ease-out-quart),transform var(--dur-fast) var(--ease-out-back)}.record-btn:hover{transform:scale(1.07)}.record-btn:active{transform:scale(.95)}.record-btn.idle{background:var(--color-speaking);color:#fff}.record-btn.recording{background:#ef4444;color:#fff}.record-btn.idle:before{display:none}.record-btn.recording:before{content:"";position:absolute;top:-8px;right:-8px;bottom:-8px;left:-8px;border-radius:var(--r-full);border:2px solid rgba(239,68,68,.4);animation:pulse-ring 1.4s ease-out infinite}@keyframes pulse-ring{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(1.5)}}.record-status{font-size:var(--text-body-sm);color:var(--color-fg-muted);font-family:var(--font-mono);letter-spacing:.04em;text-align:center}.record-status.recording-active{color:#ef4444}.audio-playback{width:100%;max-width:420px;display:flex;flex-direction:column;align-items:center;gap:.75rem}.audio-playback audio{width:100%;height:36px;opacity:.8}.btn-assess{width:100%;max-width:420px;padding:.8rem 1.5rem;background:var(--color-speaking);color:#fff;border:none;border-radius:var(--r-full);font-size:var(--text-body-sm);font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);font-family:var(--font-sans);cursor:pointer;transition:opacity var(--dur-fast),transform var(--dur-fast) var(--ease-out-back)}.btn-assess:hover:not(:disabled){opacity:.9;transform:scale(1.02)}.btn-assess:disabled{opacity:.5;cursor:not-allowed}.results-card{background:var(--color-bg-muted);border:1px solid var(--color-border);border-radius:var(--r-2xl);padding:2rem;display:flex;flex-direction:column;gap:1.5rem}.results-header{display:flex;align-items:center;gap:1.25rem}.score-circle{position:relative;width:80px;height:80px;min-width:80px;border-radius:var(--r-full);background:conic-gradient(var(--score-color) calc(var(--score-pct) * 1%),var(--color-bg-surface) 0%);display:flex;align-items:center;justify-content:center}.score-circle:before{content:"";position:absolute;top:8px;right:8px;bottom:8px;left:8px;border-radius:var(--r-full);background:var(--color-bg-muted)}.score-value{position:relative;font-size:1.25rem;font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);color:var(--score-color)}.results-summary{flex:1;min-width:0}.results-title{margin:0 0 .5rem;font-size:var(--text-h5);font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);color:var(--color-fg)}.sub-scores{display:flex;flex-direction:column;gap:.6rem}.sub-score-row{display:flex;align-items:center;gap:.75rem}.sub-score-label{width:9ch;font-size:var(--text-body-sm);color:var(--color-fg-muted);flex-shrink:0}.sub-score-bar-track{flex:1;height:5px;background:var(--color-bg-surface);border-radius:var(--r-full);overflow:hidden}.sub-score-bar-fill{height:100%;border-radius:var(--r-full);transition:width .7s var(--ease-out-expo)}.sub-score-num{width:4ch;text-align:right;font-family:var(--font-mono);font-size:var(--text-body-sm);color:var(--color-fg-muted);flex-shrink:0}.results-section-title{margin:0 0 .625rem;font-family:var(--font-mono);font-size:var(--text-accent-sm);font-weight:var(--font-weight-medium);text-transform:uppercase;letter-spacing:var(--tracking-tighter);color:var(--color-fg-faint)}.word-chips{display:flex;flex-wrap:wrap;gap:.5rem}.word-chip{padding:.3rem .75rem;border-radius:var(--r-full);font-size:var(--text-body-sm);font-weight:var(--font-weight-medium);letter-spacing:var(--tracking-tight);border:1px solid transparent;cursor:default}.word-chip.correct{background:#34d3991f;border-color:#34d39947;color:#34d399}.word-chip.mispronounced{background:#fbbf241f;border-color:#fbbf2447;color:#fbbf24}.word-chip.missing{background:#ef44441a;border-color:#ef444438;color:#f87171;text-decoration:line-through}.feedback-list{display:flex;flex-direction:column;gap:.5rem;list-style:none;margin:0;padding:0}.feedback-item{display:flex;align-items:flex-start;gap:.5rem;font-size:var(--text-body-sm);color:var(--color-fg-muted);line-height:1.55}.feedback-item:before{content:"—";color:var(--color-speaking);flex-shrink:0;margin-top:.05em}.results-actions{display:flex;gap:.75rem;flex-wrap:wrap}.btn-retry{padding:.65rem 1.375rem;background:transparent;border:1px solid var(--color-border);border-radius:var(--r-full);color:var(--color-fg-muted);font-size:var(--text-body-sm);font-weight:var(--font-weight-medium);font-family:var(--font-sans);cursor:pointer;transition:border-color var(--dur-fast),color var(--dur-fast)}.btn-retry:hover{border-color:var(--color-fg-muted);color:var(--color-fg)}.btn-next-sentence{padding:.65rem 1.5rem;background:var(--color-speaking);border:none;border-radius:var(--r-full);color:#fff;font-size:var(--text-body-sm);font-weight:var(--font-weight-bold);font-family:var(--font-sans);cursor:pointer;transition:opacity var(--dur-fast),transform var(--dur-fast) var(--ease-out-back)}.btn-next-sentence:hover{opacity:.9;transform:scale(1.02)}@media (max-width: 900px){.speaking-view-wrapper{padding:1.25rem 1.25rem 4rem;gap:1.125rem}}@media (max-width: 600px){.sentence-text{font-size:var(--text-h5)}.speaking-hero{flex-direction:column;gap:.75rem}.results-header{flex-direction:column;align-items:flex-start}}@media (max-width: 480px){.speaking-view-wrapper{padding:.875rem .875rem 3rem;gap:1rem}}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition-duration:10ms!important}}:root{--font-sans: "aktiv-grotesk", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "Fira Code", "Geist Mono", ui-monospace, monospace;--text-display: clamp(3rem, calc(3rem + (128 - 48) * ((100vw - 23.4375rem) / (1600 - 375))), 8rem);--text-h1: clamp(2rem, calc(2rem + (96 - 32) * ((100vw - 23.4375rem) / (1600 - 375))), 6rem);--text-h2: clamp(2.25rem, calc(2.25rem + (64 - 36) * ((100vw - 23.4375rem) / (1600 - 375))), 4rem);--text-h3: clamp(1.75rem, calc(1.75rem + (48 - 28) * ((100vw - 23.4375rem) / (1600 - 375))), 3rem);--text-h4: clamp(1.75rem, calc(1.75rem + (32 - 28) * ((100vw - 23.4375rem) / (1600 - 375))), 2rem);--text-h5: 1.25rem;--text-h6: 1rem;--text-subheadline: clamp(1.25rem, calc(1.25rem + (24 - 20) * ((100vw - 23.4375rem) / (1600 - 375))), 1.5rem);--text-body-lg: clamp(1.125rem,calc(1.125rem+ (20 - 18) * ((100vw - 23.4375rem) / (1600 - 375))), 1.25rem);--text-body: 1rem;--text-body-sm: .875rem;--text-accent-lg: clamp(1.125rem,calc(1.125rem+ (20 - 18) * ((100vw - 23.4375rem) / (1600 - 375))), 1.25rem);--text-accent: clamp(.875rem,calc(.875rem+ (16 - 14) * ((100vw - 23.4375rem) / (1600 - 375))), 1rem);--text-accent-sm: clamp(.75rem, calc(.75rem + (14 - 12) * ((100vw - 23.4375rem) / (1600 - 375))), .875rem);--font-weight-light: 300;--font-weight-medium: 500;--font-weight-bold: 700;--tracking-tighter: -.05em;--tracking-tight: -.025em;--tracking-wide: .025em;--color-bg: #141314;--color-bg-muted: #1a1a1a;--color-bg-surface: #222222;--color-fg: #eeeeee;--color-fg-muted: #818081;--color-fg-faint: rgba(238, 238, 238, .35);--color-brand: #fd551d;--color-brand-muted: #fd8d68;--color-brand-bg: rgba(253, 85, 29, .1);--color-border: rgba(238, 238, 238, .1);--color-border-muted: rgba(238, 238, 238, .05);--color-hover-bg: rgba(238, 238, 238, .04);--color-hover-bg-sm: rgba(238, 238, 238, .03);--color-video: #58A6FF;--color-exercise: #eeeeee;--color-text-ct: #ff7b72;--color-audio: #F2994A;--color-vocab: #d97706;--color-speaking: #2dd4bf;--ease-out-quad: cubic-bezier(.5, 1, .89, 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