:root{--bg:#f8f6f3;--bg-surface:#fff;--bg-card:#fff;--bg-card-hover:#f5f3f0;--bg-elevated:#f0ede9;--text:#1a1a1a;--text-muted:#6b6b6b;--text-dim:#a0a0a0;--accent:#1a1a1a;--accent-hover:#333;--accent-light:#555;--accent-glow:#0000000f;--accent-subtle:#00000008;--correct:#2d7a3a;--correct-bg:#2d7a3a14;--correct-glow:#2d7a3a1f;--wrong:#c4453a;--wrong-bg:#c4453a0f;--wrong-glow:#c4453a1a;--close:#9a7b2d;--close-bg:#9a7b2d0f;--blunder:#c4453a;--mistake:#9a7b2d;--info:#3b7fc4;--info-bg:#3b7fc40f;--danger:#c4453a;--danger-bg:#c4453a0f;--white-fill:#f0d9b5;--black-fill:#b58863;--border:#e5e2de;--border-light:#d5d1cc;--overlay:#0000004d;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"SF Mono", "Fira Code", "Consolas", 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0;border:none}.card-row-delete:hover{color:var(--wrong);background:var(--wrong-bg)}.cards-empty{text-align:center;padding:var(--space-16);color:var(--text-muted)}.cards-empty-icon{margin-bottom:var(--space-4);font-size:3rem}.bulk-actions{align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:var(--space-4);display:flex}.bulk-actions label{font-size:var(--font-sm);color:var(--text-muted);align-items:center;gap:var(--space-2);cursor:pointer;display:flex}.settings-page{max-width:640px;padding:var(--space-8) var(--space-6);margin:0 auto}.settings-title{font-size:var(--font-2xl);font-weight:var(--weight-bold);margin-bottom:var(--space-8)}.settings-section{margin-bottom:var(--space-10)}.settings-section-title{font-size:var(--font-sm);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:var(--space-4);padding-bottom:var(--space-2);border-bottom:1px solid var(--border)}.setting-row{padding:var(--space-4) 0;border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;display:flex}.setting-row:last-child{border-bottom:none}.setting-locked .setting-control{opacity:.4;pointer-events:none}.setting-locked 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0;flex:1}.tc-btn.active{background:var(--bg-elevated);color:var(--text);border-color:var(--text)}.theme-options{gap:var(--space-2);display:flex}.theme-option{padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);border:2px solid var(--border);background:var(--bg-card);color:var(--text);font-size:var(--font-sm);cursor:pointer;transition:all var(--ease-default);font-family:var(--font-family)}.theme-option.active{border-color:var(--accent);background:var(--accent-subtle);color:var(--accent)}.danger-zone{border:1px solid var(--danger);border-radius:var(--radius-lg);padding:var(--space-6);margin-top:var(--space-4)}.danger-zone-title{color:var(--danger);font-weight:var(--weight-semibold);margin-bottom:var(--space-4)}.danger-actions{gap:var(--space-3);flex-wrap:wrap;display:flex}.import-inline{margin-bottom:var(--space-6)}.import-inline .import-input-row{max-width:400px}.import-page{max-width:560px;padding:var(--space-10) var(--space-6);margin:0 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var(--border);border-radius:var(--radius-lg);padding:var(--space-6);margin-top:var(--space-4)}.import-live-top{justify-content:space-between;align-items:center;gap:var(--space-4);flex-wrap:wrap;display:flex}.import-live-stats{gap:var(--space-6);display:flex}.import-stat{text-align:center}.import-stat-value{font-size:var(--font-xl);font-weight:var(--weight-bold);color:var(--accent);display:block}.import-stat-label{font-size:var(--font-xs);color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em}.import-live-status{margin-top:var(--space-3);font-size:var(--font-sm);color:var(--text-muted)}.import-done{text-align:center;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-10);margin-top:var(--space-4)}.import-done-summary{justify-content:center;align-items:baseline;gap:var(--space-3);margin-bottom:var(--space-2);display:flex}.import-done-number{font-size:var(--font-3xl);font-weight:var(--weight-bold);color:var(--accent)}.import-done-summary span:last-child{font-size:var(--font-lg);color:var(--text)}.import-done-detail{color:var(--text-muted);font-size:var(--font-sm);margin-bottom:var(--space-8)}.import-done-actions{gap:var(--space-3);justify-content:center;display:flex}.onboarding{min-height:100vh;padding:var(--space-8) var(--space-6);flex-direction:column;justify-content:center;align-items:center;display:flex}.onboarding-card{text-align:center;width:100%;max-width:520px}.onboarding-progress{margin-bottom:var(--space-10)}.onboarding-progress-bar{background:var(--bg-elevated);border-radius:2px;width:100%;height:4px}.onboarding-progress-fill{background:var(--text);border-radius:2px;width:0;height:100%;transition:width .4s cubic-bezier(.16,1,.3,1)}.onboarding-step{animation:.25s viewEnter;display:none}.onboarding-step.active{display:block}.onboarding-title{font-size:var(--font-2xl);font-weight:var(--weight-bold);margin-bottom:var(--space-3);letter-spacing:-.02em}.onboarding-subtitle{color:var(--text-muted);font-size:var(--font-base);margin-bottom:var(--space-8);line-height:var(--leading-relaxed)}.onboarding-input-row{gap:var(--space-2);max-width:380px;margin:0 auto;display:flex}.onboarding-input-row .input{flex:1}.onboarding-import-status{margin-top:var(--space-6);padding:var(--space-4) var(--space-5);background:var(--bg-elevated);border-radius:var(--radius);font-size:var(--font-sm);color:var(--text-muted);align-items:center;gap:var(--space-3);min-height:1.4em;display:flex}.onboarding-import-status:empty{display:none}.import-spinner{border:2px solid var(--border-light);border-top-color:var(--text);border-radius:50%;flex-shrink:0;width:16px;height:16px;animation:.7s linear infinite spin}.import-count{font-weight:var(--weight-bold);color:var(--text);font-size:var(--font-lg);margin-right:var(--space-1)}.rating-options{gap:var(--space-2);max-width:380px;margin:0 auto var(--space-8);flex-direction:column;display:flex}.rating-option{padding:var(--space-4);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all var(--ease-default);text-align:left;justify-content:space-between;align-items:center;display:flex}.rating-option:hover{border-color:var(--text-muted)}.rating-option.selected{border-color:var(--text);background:var(--bg-elevated)}.rating-main{font-weight:var(--weight-medium)}.rating-sub{font-size:var(--font-sm);color:var(--text-muted)}.goal-grid{gap:var(--space-3);max-width:400px;margin:0 auto var(--space-8);grid-template-columns:1fr 1fr;display:grid}.goal-card{padding:var(--space-4) var(--space-3);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all var(--ease-default);font-size:var(--font-sm);font-weight:var(--weight-medium);text-align:center}.goal-card:hover{border-color:var(--text-muted)}.goal-card.selected{border-color:var(--text);background:var(--bg-elevated)}#ob-step-2 .goal-card:hover{border-color:var(--border)}#ob-step-2 .goal-card.selected:hover{border-color:var(--text)}.freq-options{gap:var(--space-2);max-width:300px;margin:0 auto var(--space-8);flex-direction:column;display:flex}.freq-option{padding:var(--space-4);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all var(--ease-default);font-size:var(--font-base);font-weight:var(--weight-medium);text-align:center}.freq-option:hover{border-color:var(--text-muted)}.freq-option.selected{border-color:var(--text);background:var(--bg-elevated)}.demo-board-wrapper{margin:0 auto var(--space-4);width:min(300px,100vw - 80px);height:min(300px,100vw - 80px)}.demo-board-wrapper .cg-wrap{width:min(300px,100vw - 80px);height:min(300px,100vw - 80px)}#ob-demo-board{border-radius:var(--radius);width:100%;height:100%;box-shadow:var(--shadow-md);overflow:hidden}.demo-feedback{padding:var(--space-3) var(--space-5);border-radius:var(--radius);text-align:center;margin-bottom:var(--space-4);font-weight:var(--weight-medium);animation:.25s viewEnter}.demo-feedback-correct{background:var(--correct-bg);color:var(--correct)}.demo-feedback-wrong{background:var(--wrong-bg);color:var(--wrong)}.onboarding-auth{max-width:340px;margin:0 auto}.onboarding-divider{align-items:center;gap:var(--space-3);margin:var(--space-5) 0;display:flex}.onboarding-divider span{font-size:var(--font-sm);color:var(--text-dim)}.onboarding-divider:before,.onboarding-divider:after{content:"";background:var(--border);flex:1;height:1px}.ready-count{font-size:var(--font-4xl);font-weight:var(--weight-extrabold);margin-bottom:var(--space-2);letter-spacing:-.03em}.ready-label{color:var(--text-muted);font-size:var(--font-base);margin-bottom:var(--space-8)}@media (width<=500px){.goal-grid{grid-template-columns:1fr}.onboarding-title{font-size:var(--font-xl)}}.pricing-page{max-width:800px;padding:var(--space-8) var(--space-4) var(--space-6);margin:0 auto}.pricing-header{text-align:center;margin-bottom:var(--space-6)}.pricing-header h1{font-size:2rem;font-weight:var(--weight-bold);margin-bottom:var(--space-1)}.pricing-header p{color:var(--text-muted);font-size:var(--font-lg)}.pricing-toggle{justify-content:center;align-items:center;gap:var(--space-3);margin-bottom:var(--space-6);display:flex}.toggle-label{font-size:var(--font-base);font-weight:var(--weight-medium);color:var(--text-muted);cursor:pointer}.toggle-save{color:#166534;font-size:11px;font-weight:var(--weight-semibold);background:#dcfce7;border-radius:99px;margin-left:4px;padding:2px 8px;display:inline-block}.toggle-switch{background:var(--border);cursor:pointer;border:none;border-radius:99px;width:48px;height:26px;padding:0;transition:background .2s;position:relative}.toggle-switch[aria-checked=true]{background:var(--accent)}.toggle-thumb{background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .2s;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #00000026}.toggle-switch[aria-checked=true] .toggle-thumb{transform:translate(22px)}.pricing-cards{gap:var(--space-5);grid-template-columns:1fr 1fr;align-items:stretch;display:grid}@media (width<=640px){.pricing-cards{grid-template-columns:1fr}}.pricing-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-6);flex-direction:column;display:flex;position:relative}.pricing-card-pro{border:2px solid #d97706;box-shadow:0 4px 24px #d977061f}.pricing-card-badge{color:#fff;font-size:12px;font-weight:var(--weight-semibold);white-space:nowrap;background:linear-gradient(135deg,#f59e0b,#d97706);border-radius:99px;padding:4px 16px;position:absolute;top:-12px;left:50%;transform:translate(-50%)}.pricing-card-header{text-align:center;margin-bottom:var(--space-5)}.pricing-card-header 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