*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}[hidden]{display:none!important}:root{--primary: #7c3aed;--primary-dark: #6d28d9;--primary-light: #ede9fe;--accent: #f59e0b;--bg: #fafbfc;--card-bg: #ffffff;--text: #333;--text-light: #666;--border: #e5e7eb;--radius: 12px;--shadow: 0 2px 8px rgba(0, 0, 0, .06);--success: #10b981;--warning: #f59e0b;--danger: #ef4444}body{font-family:Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}.container{max-width:520px;margin:0 auto;padding:24px 16px 40px}.landing-header{text-align:center;margin-bottom:24px}.landing-header h1{font-size:1.6rem;font-weight:700;color:var(--primary);margin-bottom:4px}.subtitle{font-size:.9rem;color:var(--text-light)}.landing-features{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}.feature-item{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;font-size:.9rem;font-weight:500}.mobile-cta{text-align:center;padding-top:40px}.mobile-cta-desc{font-size:.95rem;color:var(--text-light);margin-bottom:24px;line-height:1.7}.btn-play-now{display:inline-block;padding:16px 40px;background:var(--primary);color:#fff;font-size:1.1rem;font-weight:700;border-radius:999px;text-decoration:none;box-shadow:0 4px 14px #7c3aed4d;transition:all .2s ease}.btn-play-now:hover{background:var(--primary-dark);transform:translateY(-1px)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border:none;border-radius:var(--radius);font-family:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 8px #7c3aed33}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-secondary{background:var(--card-bg);color:var(--text);border:2px solid var(--border)}.btn-secondary:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.btn-large{width:100%;padding:16px 24px;font-size:1rem;border-radius:999px}.progress-bar-wrap{margin-bottom:20px}.progress-info{display:flex;justify-content:space-between;margin-bottom:6px}.progress-label{font-size:.8rem;font-weight:600;color:var(--text-light)}.progress-score{font-size:.8rem;font-weight:700;color:var(--primary)}.progress-track{height:6px;background:var(--border);border-radius:999px;overflow:hidden}.progress-fill{height:100%;background:var(--primary);border-radius:999px;transition:width .4s ease}.word-display{text-align:center;margin-bottom:16px;padding:20px 16px;background:var(--card-bg);border-radius:var(--radius);border:2px solid var(--border)}.word-badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.badge-idiom{background:#fef3c7;color:#92400e}.badge-vocab{background:var(--primary-light);color:var(--primary-dark)}.current-word{font-size:1.4rem;font-weight:700;color:var(--text);margin-bottom:6px}.word-prompt{font-size:.85rem;color:var(--text-light)}.chat-area{display:flex;flex-direction:column;gap:10px;min-height:100px;max-height:300px;overflow-y:auto;margin-bottom:16px;padding:8px 0}.chat-bubble{max-width:85%;padding:10px 14px;border-radius:16px;font-size:.9rem;line-height:1.5;word-wrap:break-word}.chat-ai{align-self:flex-start;background:var(--primary-light);color:var(--text);border-bottom-left-radius:4px}.chat-user{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:4px}.input-area{margin-bottom:12px}.input-row{display:flex;gap:8px;margin-bottom:8px}.user-input{flex:1;padding:12px 16px;border:2px solid var(--border);border-radius:999px;font-family:inherit;font-size:.9rem;color:var(--text);background:var(--card-bg);transition:border-color .2s ease}.user-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #7c3aed1a}.btn-send{width:44px;height:44px;padding:0;border-radius:50%;background:var(--primary);color:#fff;font-size:1.1rem;flex-shrink:0}.btn-send:hover:not(:disabled){background:var(--primary-dark)}.input-actions{display:flex;gap:8px;justify-content:center}.btn-mic{padding:8px 16px;border-radius:999px;background:var(--card-bg);border:2px solid var(--border);font-size:.85rem;color:var(--text)}.btn-mic:hover:not(:disabled){border-color:var(--primary)}.btn-stuck{padding:8px 16px;border-radius:999px;background:#fef3c7;border:2px solid #fcd34d;font-size:.85rem;color:#92400e;font-weight:600}.btn-stuck:hover:not(:disabled){background:#fde68a}.btn-skip{padding:8px 16px;border-radius:999px;background:var(--card-bg);border:2px solid var(--border);font-size:.85rem;color:var(--text-light);font-weight:600}.btn-skip:hover:not(:disabled){border-color:var(--text-light);color:var(--text)}.recording-indicator{display:flex;align-items:center;justify-content:center;gap:10px;padding:10px;background:#fef2f2;border-radius:var(--radius);border:1px solid #fecaca}.rec-dot{width:10px;height:10px;border-radius:50%;background:var(--danger);animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.rec-timer{font-size:.85rem;font-weight:600;color:var(--danger)}.btn-stop-rec{padding:6px 14px;border-radius:999px;background:var(--danger);color:#fff;font-size:.8rem}.btn-next{width:100%;margin-top:12px}.spinner{width:40px;height:40px;border:4px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:40px auto 16px}@keyframes spin{to{transform:rotate(360deg)}}.step-section{text-align:center}.card{background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);padding:20px;margin-bottom:16px;box-shadow:var(--shadow);text-align:left}.score-card{text-align:center}.score-card-top{margin-bottom:20px}.score-circle{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;width:100px;height:100px;border-radius:50%;border:4px solid var(--border);margin-bottom:8px}.score-circle.score-great{border-color:var(--success)}.score-circle.score-high{border-color:var(--primary)}.score-circle.score-mid{border-color:var(--warning)}.score-circle.score-low{border-color:var(--danger)}.score-number{font-size:2rem;font-weight:700;line-height:1}.score-great .score-number{color:var(--success)}.score-high .score-number{color:var(--primary)}.score-mid .score-number{color:var(--warning)}.score-low 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14px;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:6px}.wr-icon{font-size:1.1rem;flex-shrink:0}.wr-word{flex:1;font-size:.9rem;font-weight:500}.wr-label{font-size:.75rem;font-weight:700;padding:2px 8px;border-radius:999px;text-transform:uppercase;letter-spacing:.3px}.wr-first_try{background:#d1fae5;color:#065f46}.wr-with_hints{background:#fef3c7;color:#92400e}.wr-revealed{background:#fee2e2;color:#991b1b}.wr-skipped{background:#f3f4f6;color:#6b7280}.report-card{text-align:left}.card-badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}.badge-report{background:var(--primary-light);color:var(--primary-dark)}.report-content p{font-size:.9rem;line-height:1.6;margin-bottom:8px}.report-content p:empty{display:none}.report-fix-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:10px}.rfc-badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.rfc-fix{background:#fef3c7;color:#92400e}.rfc-upgrade{background:#d1fae5;color:#065f46}.rfc-title{font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:4px}.rfc-note{font-size:.82rem;color:var(--text-light);line-height:1.5;font-style:italic}.fix-stacked{margin-bottom:10px;border-radius:8px;overflow:hidden;border:1px solid var(--border)}.fix-stacked-row{padding:10px 14px}.fix-stacked-before{background:#fef2f2;border-bottom:1px solid var(--border)}.fix-stacked-after{background:#f0fdf4}.fix-stacked-label{font-size:.7rem;font-weight:600;color:var(--text-light);text-transform:uppercase;letter-spacing:.5px;display:block;margin-bottom:4px}.fix-stacked-text{font-size:.9rem;line-height:1.5;color:var(--text)}.fix-stacked-before .fix-stacked-text .fix-hl{background:#fecaca;border-radius:3px;padding:0 2px}.fix-stacked-after .fix-stacked-text .fix-hl{background:#bbf7d0;border-radius:3px;padding:0 2px;font-weight:600}.feedback-actions{display:flex;flex-direction:column;gap:10px;margin-top:16px}.step-header{margin-bottom:20px}.step-header h2{font-size:1.3rem;font-weight:700;color:var(--text)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal{background:var(--card-bg);border-radius:16px;padding:24px;max-width:400px;width:100%;text-align:center;position:relative;max-height:90vh;overflow-y:auto}.modal h2{font-size:1.2rem;margin-bottom:4px}.modal-subtitle{font-size:.85rem;color:var(--text-light);margin-bottom:16px}.modal-close{position:absolute;top:12px;right:12px;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-light);line-height:1}.share-preview-wrap{margin-bottom:16px;min-height:100px}.share-preview-img{width:100%;border-radius:8px;border:1px solid var(--border)}.share-preview-spinner{color:var(--text-light);padding:40px 0}.share-img-actions{display:flex;gap:10px;justify-content:center;margin-bottom:12px}.btn-modal-action{padding:10px 20px;border-radius:var(--radius);font-size:.85rem;font-weight:600;border:2px solid var(--border);background:var(--card-bg);color:var(--text);cursor:pointer}.btn-modal-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.copy-confirm{font-size:.85rem;color:var(--success);font-weight:600;margin-top:8px}.share-card{position:absolute;left:-9999px;top:0;width:400px;background:#fff;border-radius:16px;overflow:hidden;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif}.sc-header{background:linear-gradient(135deg,var(--primary) 0%,#a78bfa 100%);padding:20px;text-align:center;color:#fff}.sc-logo{display:block;font-size:1.3rem;font-weight:700}.sc-tagline{display:block;font-size:.75rem;opacity:.9;margin-top:2px}.sc-score-wrap{padding:20px;text-align:center}.sc-score-circle{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;width:80px;height:80px;border-radius:50%;border:4px solid var(--border);margin-bottom:6px}.sc-score-circle.score-great{border-color:var(--success)}.sc-score-circle.score-high{border-color:var(--primary)}.sc-score-circle.score-mid{border-color:var(--warning)}.sc-score-circle.score-low{border-color:var(--danger)}.sc-score-number{font-size:1.6rem;font-weight:700;line-height:1}.sc-score-circle.score-great .sc-score-number{color:var(--success)}.sc-score-circle.score-high .sc-score-number{color:var(--primary)}.sc-score-circle.score-mid .sc-score-number{color:var(--warning)}.sc-score-circle.score-low .sc-score-number{color:var(--danger)}.sc-score-denom{font-size:.7rem;color:var(--text-light);font-weight:600}.sc-score-label{font-size:.9rem;font-weight:600;color:var(--text)}.sc-stats{display:flex;justify-content:center;gap:24px;padding:0 20px 16px}.sc-stat{text-align:center}.sc-stat-value{display:block;font-size:1.2rem;font-weight:700;color:var(--text)}.sc-stat-label{display:block;font-size:.65rem;color:var(--text-light);font-weight:600}.share-type-toggle{display:flex;gap:8px;justify-content:center;margin-bottom:14px}.btn-share-tab{padding:8px 18px;border-radius:999px;font-size:.8rem;font-weight:600;background:var(--card-bg);border:2px solid var(--border);color:var(--text-light);cursor:pointer;transition:all .2s}.btn-share-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-share-tab:disabled{opacity:.4;cursor:not-allowed}.sfc-fixes{padding:0 20px 16px}.sfc-fix{background:#f9fafb;border:1px solid #e5e7eb;border-radius:10px;padding:10px 14px;margin-bottom:8px;font-size:.72rem;line-height:1.5;text-align:left;color:var(--text)}.sfc-fix strong{font-size:.75rem;display:block;margin-bottom:2px}.sfc-fix em{color:var(--text-light)}.sfc-badge{margin-right:4px}.sc-footer{background:#f8fafc;border-top:1px solid #e2e8f0;padding:14px 32px;font-size:.78rem;color:#94a3b8;font-weight:500}.error-text{color:var(--danger);font-weight:600;margin-bottom:16px;font-size:.95rem}