@import"https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,300..800&display=swap";.srt-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0006;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:900;display:flex;align-items:flex-end;justify-content:center}@media (min-width: 769px){.srt-overlay{align-items:center}}.srt-panel{background:var(--color-surface, white);border-radius:1.25rem 1.25rem 0 0;width:100%;max-width:420px;max-height:85vh;overflow-y:auto;padding:1.25rem;animation:srt-slide-up .3s ease}@media (min-width: 769px){.srt-panel{border-radius:1.25rem}}@keyframes srt-slide-up{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.srt-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.srt-header h3{font-size:1.1rem;font-weight:700;color:var(--color-gray-800, #1F2937)}.srt-close{width:32px;height:32px;border:none;background:var(--color-gray-100, #F3F4F6);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--color-gray-500, #6B7280)}.srt-close:hover{background:var(--color-gray-200, #E5E7EB)}.srt-tools{display:flex;flex-direction:column;gap:.75rem}.srt-tool-card{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--color-gray-50, #F9FAFB);border:1px solid var(--color-gray-200, #E5E7EB);border-radius:1rem;cursor:pointer;text-align:left;transition:transform .15s,box-shadow .15s;font-family:inherit;width:100%}.srt-tool-card:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0000000f}.srt-tool-card svg{color:var(--color-primary, #7C5CFC);flex-shrink:0}.srt-tool-card strong{display:block;font-size:.95rem;color:var(--color-gray-800, #1F2937);margin-bottom:.125rem}.srt-tool-card span{font-size:.8rem;color:var(--color-gray-500, #6B7280)}.srt-tool-view{display:flex;flex-direction:column;align-items:center}.srt-back{display:flex;align-items:center;gap:.25rem;font-size:.8rem;color:var(--color-gray-500, #6B7280);background:none;border:none;cursor:pointer;margin-bottom:1rem;align-self:flex-start;font-family:inherit}.srt-back:hover{color:var(--color-gray-700, #374151)}.srt-timer-circle-container{margin-bottom:1.25rem}.srt-timer-presets{display:flex;gap:.5rem;margin-bottom:1rem}.srt-preset{padding:.375rem .875rem;border-radius:999px;border:1px solid var(--color-gray-200, #E5E7EB);background:var(--color-gray-50, #F9FAFB);font-size:.85rem;cursor:pointer;font-family:inherit;color:var(--color-gray-600, #4B5563);transition:all .15s}.srt-preset:hover{background:var(--color-gray-100, #F3F4F6)}.srt-preset.active{background:var(--color-primary, #7C5CFC);color:#fff;border-color:var(--color-primary, #7C5CFC)}.srt-timer-controls{display:flex;gap:.5rem}.srt-btn-primary{padding:.625rem 2rem;background:var(--color-primary, #7C5CFC);color:#fff;border:none;border-radius:.75rem;font-size:.95rem;font-weight:600;cursor:pointer;font-family:inherit;transition:opacity .15s}.srt-btn-primary:hover{opacity:.9}.srt-btn-secondary{padding:.625rem 2rem;background:var(--color-gray-100, #F3F4F6);color:var(--color-gray-700, #374151);border:1px solid var(--color-gray-200, #E5E7EB);border-radius:.75rem;font-size:.95rem;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s}.srt-btn-secondary:hover{background:var(--color-gray-200, #E5E7EB)}.srt-breathing-container{display:flex;flex-direction:column;align-items:center;margin-bottom:1.25rem}.srt-breathing-circle{width:120px;height:120px;border-radius:50%;transition:transform 4s ease-in-out,background 2s ease;margin-bottom:1rem}.srt-breathing-label{font-size:1.1rem;font-weight:600;color:var(--color-gray-700, #374151);margin-bottom:.25rem}.srt-breathing-cycles{font-size:.8rem;color:var(--color-gray-400, #9CA3AF)}.srt-breathing-desc{font-size:.8rem;color:var(--color-gray-500, #6B7280);text-align:center;line-height:1.5;max-width:320px;margin-bottom:1rem}.srt-checkin-title{font-size:1.05rem;font-weight:600;color:var(--color-gray-800, #1F2937);margin-bottom:1rem}.srt-feelings-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.625rem;width:100%;max-width:300px}.srt-feeling{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.75rem .5rem;border:2px solid var(--color-gray-200, #E5E7EB);border-radius:.875rem;background:var(--color-gray-50, #F9FAFB);cursor:pointer;transition:all .15s;font-family:inherit}.srt-feeling:hover{border-color:var(--color-primary, #7C5CFC);background:#7c5cfc0a}.srt-feeling.active{border-color:var(--color-primary, #7C5CFC);background:#7c5cfc14}.srt-feeling-emoji{font-size:1.5rem}.srt-feeling-label{font-size:.75rem;color:var(--color-gray-600, #4B5563);font-weight:500}.srt-checkin-response{text-align:center;padding:1.5rem;animation:srt-fade-in .4s ease}.srt-checkin-response-emoji{font-size:3rem;display:block;margin-bottom:.75rem}.srt-checkin-response p{font-size:1rem;color:var(--color-gray-700, #374151);font-weight:500;line-height:1.5}@keyframes srt-fade-in{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.session-toolkit-trigger{display:flex;align-items:center;gap:.375rem;padding:.375rem .75rem;background:#7c5cfc14;border:1px solid rgba(124,92,252,.2);border-radius:.625rem;color:var(--color-primary, #7C5CFC);font-size:.8rem;font-weight:500;cursor:pointer;font-family:inherit;transition:background .15s}.session-toolkit-trigger:hover{background:#7c5cfc24}.auth-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:clamp(1rem,3dvh,2rem);background:linear-gradient(135deg,#667eea,#764ba2)}.auth-container{background:#fff;border-radius:var(--radius-xl);padding:clamp(1.25rem,3dvh,2rem);width:100%;max-width:400px;box-shadow:var(--shadow-lg)}.auth-header{text-align:center;margin-bottom:clamp(1rem,2dvh,2rem)}.auth-header h1{font-size:clamp(1.25rem,4dvh,1.75rem);font-weight:700;color:var(--color-primary);margin-bottom:var(--spacing-xs)}.auth-header p{color:var(--color-gray-600);font-size:1rem}.auth-toggle{display:flex;background:var(--color-gray-100);border-radius:var(--radius-lg);padding:var(--spacing-xs);margin-bottom:var(--spacing-lg)}.toggle-btn{flex:1;padding:var(--spacing-sm) var(--spacing-md);border:none;background:transparent;border-radius:var(--radius-md);font-weight:500;color:var(--color-gray-600);cursor:pointer;transition:all .2s ease}.toggle-btn:hover{color:var(--color-gray-800)}.toggle-btn.active{background:#fff;color:var(--color-primary);box-shadow:var(--shadow-sm)}.auth-form{display:flex;flex-direction:column;gap:clamp(.5rem,1.5dvh,1rem)}.form-group{display:flex;flex-direction:column;gap:var(--spacing-xs)}.form-group label{font-size:.875rem;font-weight:500;color:var(--color-gray-700)}.form-group input,.form-group select{padding:clamp(.375rem,1dvh,.5rem) var(--spacing-md);border:1px solid var(--color-gray-300);border-radius:var(--radius-md);font-size:1rem;transition:border-color .2s ease,box-shadow .2s ease}.form-group input:focus,.form-group select:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #8b5cf61a}.form-group input::placeholder{color:var(--color-gray-400)}.form-group select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M2 4l4 4 4-4'/%3E%3C/svg%3E") no-repeat right 12px center;cursor:pointer}.auth-error{background:#fef2f2;border:1px solid #FECACA;color:#dc2626;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem}.auth-submit{margin-top:var(--spacing-sm);padding:clamp(.5rem,1.5dvh,1rem);font-size:1rem;font-weight:600}.auth-submit:disabled{opacity:.7;cursor:not-allowed}.auth-links{display:flex;justify-content:center;align-items:center;gap:var(--spacing-sm);margin-top:clamp(.75rem,1.5dvh,1.5rem);font-size:.875rem;color:var(--color-gray-600)}.auth-link{color:var(--color-primary);text-decoration:none;font-weight:500}.auth-link:hover{text-decoration:underline}.auth-divider{color:var(--color-gray-300)}.auth-footer{text-align:center;margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-gray-200)}.auth-link-secondary{color:var(--color-gray-500);text-decoration:none;font-size:.875rem}.auth-link-secondary:hover{color:var(--color-gray-700);text-decoration:underline}.auth-back-btn{display:flex;align-items:center;gap:.35rem;background:none;border:none;color:var(--color-gray-600);font-size:.875rem;font-weight:500;cursor:pointer;padding:0;margin-bottom:.75rem}.auth-back-btn:hover{color:var(--color-primary)}[data-theme=dark] .auth-back-btn{color:var(--color-gray-400, #9090A3)}[data-theme=dark] .auth-back-btn:hover{color:var(--color-primary-light, #BBA6FD)}.parent-dashboard{padding:var(--spacing-lg)}.parent-dashboard h2{font-size:1.25rem;font-weight:600;margin-bottom:var(--spacing-lg)}.child-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.child-card{background:var(--color-gray-50);border-radius:var(--radius-lg);padding:var(--spacing-md);display:flex;justify-content:space-between;align-items:center}.child-info h3{font-weight:600;color:var(--color-gray-800)}.child-info p{font-size:.875rem;color:var(--color-gray-600)}.child-actions{display:flex;gap:var(--spacing-sm)}.link-child-form{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}.link-child-form input{flex:1;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-gray-300);border-radius:var(--radius-md)}.pricing-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:clamp(.75rem,2dvh,2rem);background:linear-gradient(135deg,#667eea,#764ba2)}.pricing-inner{width:100%;max-width:480px}.pricing-header{text-align:center;margin-bottom:clamp(.5rem,1.5dvh,1.5rem)}.pricing-header h1{font-size:clamp(1.25rem,4dvh,2rem);font-weight:700;color:#fff;margin-bottom:.25rem}.pricing-header p{color:#fffc;font-size:clamp(.8rem,1.8dvh,1.1rem)}.pricing-card-container{background:#fff;border-radius:1rem;padding:clamp(1rem,2.5dvh,2rem);box-shadow:0 20px 60px #00000026;color:#374151}.pricing-top{text-align:center;margin-bottom:clamp(.5rem,1.5dvh,1.25rem)}.pricing-badge{display:inline-block;background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;padding:.2rem .75rem;border-radius:2rem;font-size:.75rem;font-weight:600;margin-bottom:clamp(.25rem,1dvh,.75rem)}.pricing-price{font-size:clamp(2rem,6dvh,3rem);font-weight:800;color:#1f2937;line-height:1.1}.pricing-currency{font-size:clamp(.9rem,2dvh,1.2rem);font-weight:500;color:#6b7280}.pricing-subtitle{color:#6b7280;margin-top:.125rem;font-size:.85rem}.pricing-selector{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-bottom:clamp(.5rem,1.5dvh,1.25rem);padding:clamp(.5rem,1dvh,.75rem);background:#f9fafb;border-radius:.75rem}.pricing-selector-label{font-size:.85rem;color:#374151;font-weight:500}.pricing-counter-btn{width:32px;height:32px;border-radius:50%;border:1px solid #D1D5DB;background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}.pricing-counter-btn:disabled{opacity:.4;cursor:not-allowed}.pricing-counter-value{font-size:1.25rem;font-weight:700;color:#1f2937;min-width:24px;text-align:center}.pricing-features{display:grid;grid-template-columns:1fr 1fr;gap:.35rem .75rem;margin-bottom:clamp(.5rem,1.5dvh,1.25rem)}.pricing-feature-item{display:flex;align-items:center;gap:.35rem;font-size:.8rem;color:#374151}.pricing-cta{width:100%;padding:clamp(.625rem,1.5dvh,.875rem);background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;border:none;border-radius:.75rem;font-size:clamp(.875rem,2dvh,1rem);font-weight:600;cursor:pointer}.pricing-cta:disabled{opacity:.7;cursor:not-allowed}.pricing-disclaimer{text-align:center;font-size:.7rem;color:#6b7280;margin-top:.5rem}.pricing-legal{text-align:center;margin-top:clamp(.5rem,1dvh,1rem);display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}.pricing-legal a{color:#ffffffb3;font-size:.75rem;text-decoration:none}.pricing-legal .pricing-login-link{color:#ffffffe6;font-weight:500}.legal-content{background:#fff;border-radius:1rem;padding:clamp(1rem,3dvh,2rem);width:100%;max-width:700px;margin:0 auto;max-height:90dvh;overflow-y:auto;color:#374151}.legal-content h2{color:#1f2937}.legal-content h3{color:#374151}.legal-content a{color:var(--color-primary, #7C5CFC)}[data-theme=dark] .auth-page,[data-theme=dark] .pricing-page{background:linear-gradient(135deg,#312e81,#3b0764)}[data-theme=dark] .auth-container{background:var(--color-surface, #18181F);border:1px solid var(--color-gray-200, #2F2F3D)}[data-theme=dark] .auth-header h1{color:var(--color-primary-light, #BBA6FD)}[data-theme=dark] .auth-header p{color:var(--color-gray-500, #9090A3)}[data-theme=dark] .auth-toggle{background:var(--color-gray-100, #252530)}[data-theme=dark] .toggle-btn{color:var(--color-gray-500, #9090A3)}[data-theme=dark] .toggle-btn:hover{color:var(--color-gray-700, #D0D0DA)}[data-theme=dark] .toggle-btn.active{background:var(--color-gray-200, #2F2F3D);color:var(--color-primary-light, #BBA6FD)}[data-theme=dark] .form-group label{color:var(--color-gray-600, #B0B0C0)}[data-theme=dark] .form-group input,[data-theme=dark] .form-group select{background:var(--color-gray-100, #252530);border-color:var(--color-gray-200, #2F2F3D);color:var(--color-gray-900, #F5F5FA)}[data-theme=dark] .form-group input:focus,[data-theme=dark] .form-group select:focus{border-color:var(--color-primary, #9B82FC);box-shadow:0 0 0 3px #9b82fc26}[data-theme=dark] .form-group input::placeholder{color:var(--color-gray-400, #6B6B80)}[data-theme=dark] .auth-error{background:#3b1313;border-color:#7f1d1d;color:#fca5a5}[data-theme=dark] .auth-links{color:var(--color-gray-500, #9090A3)}[data-theme=dark] .auth-link{color:var(--color-primary-light, #BBA6FD)}[data-theme=dark] .auth-footer{border-top-color:var(--color-gray-200, #2F2F3D)}[data-theme=dark] .auth-link-secondary{color:var(--color-gray-400, #6B6B80)}[data-theme=dark] .auth-link-secondary:hover{color:var(--color-gray-600, #B0B0C0)}[data-theme=dark] .pricing-card-container{background:var(--color-surface, #18181F);border:1px solid var(--color-gray-200, #2F2F3D);box-shadow:0 20px 60px #0006;color:#d0d0da}[data-theme=dark] .pricing-header h1,[data-theme=dark] .pricing-price{color:#f5f5fa}[data-theme=dark] .pricing-currency,[data-theme=dark] .pricing-subtitle,[data-theme=dark] .pricing-disclaimer{color:#9090a3}[data-theme=dark] .pricing-selector{background:var(--color-gray-100, #252530)}[data-theme=dark] .pricing-selector-label{color:#d0d0da}[data-theme=dark] .pricing-counter-btn{background:var(--color-gray-200, #2F2F3D);border-color:var(--color-gray-300, #3D3D50);color:#d0d0da}[data-theme=dark] .pricing-counter-value{color:#f5f5fa}[data-theme=dark] .pricing-feature-item{color:#b0b0c0}[data-theme=dark] .pricing-cta{background:linear-gradient(135deg,#9b82fc,#7c3aed)}[data-theme=dark] .legal-content{background:var(--color-surface, #18181F);border:1px solid var(--color-gray-200, #2F2F3D);color:#b0b0c0}[data-theme=dark] .legal-content h2{color:#f5f5fa}[data-theme=dark] .legal-content h3{color:#d0d0da}[data-theme=dark] .legal-content a{color:var(--color-primary-light, #BBA6FD)}[data-theme=dark] .legal-content strong{color:#d0d0da}@media (max-width: 480px){.auth-container{padding:var(--spacing-lg)}.auth-header h1{font-size:1.5rem}}.landing-page{min-height:100vh;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;height:100dvh;position:fixed;top:0;left:0;right:0;bottom:0;z-index:10;background:#fff}.landing-hero{background:linear-gradient(135deg,#667eea,#764ba2,#f093fb);padding:4rem 1.5rem 5rem;text-align:center;position:relative;overflow:hidden}.landing-hero:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.08) 0%,transparent 60%);animation:landing-glow 8s ease-in-out infinite alternate}@keyframes landing-glow{0%{transform:translate(-10%,-10%)}to{transform:translate(10%,10%)}}.landing-hero-content{position:relative;z-index:1;max-width:700px;margin:0 auto}.landing-logo{font-size:1.25rem;font-weight:700;color:#ffffffe6;letter-spacing:.05em;margin-bottom:2rem}.landing-headline{font-size:2.5rem;font-weight:800;color:#fff;line-height:1.15;margin-bottom:1.25rem;letter-spacing:-.02em}.landing-subheadline{font-size:1.125rem;color:#ffffffd9;line-height:1.6;margin-bottom:2rem;max-width:520px;margin-left:auto;margin-right:auto}.landing-hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}.landing-btn-primary{display:inline-flex;align-items:center;gap:.5rem;padding:.875rem 2rem;background:#fff;color:#6d28d9;border:none;border-radius:.75rem;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 15px #00000026}.landing-btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0003}.landing-btn-secondary{display:inline-flex;align-items:center;gap:.5rem;padding:.875rem 2rem;background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:.75rem;font-size:1rem;font-weight:500;cursor:pointer;transition:background .2s;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.landing-btn-secondary:hover{background:#ffffff40}.landing-trust-badges{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}.landing-trust-badges span{display:flex;align-items:center;gap:.35rem;font-size:.85rem;color:#fffc;font-weight:500}.landing-section{padding:4rem 1.5rem}.landing-section-alt{background:#f9fafb}.landing-section-inner{max-width:900px;margin:0 auto}.landing-section-title{font-size:1.75rem;font-weight:700;color:#1f2937;text-align:center;margin-bottom:.5rem}.landing-section-subtitle{font-size:1rem;color:#6b7280;text-align:center;margin-bottom:2.5rem}.landing-features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.25rem}.landing-feature-card{background:#fff;border:1px solid #E5E7EB;border-radius:1rem;padding:1.5rem;transition:transform .2s,box-shadow .2s}.landing-feature-card:hover{transform:translateY(-3px);box-shadow:0 10px 30px #00000014}.landing-feature-icon{width:44px;height:44px;border-radius:.75rem;background:linear-gradient(135deg,#ede9fe,#f3e8ff);display:flex;align-items:center;justify-content:center;color:#7c3aed;margin-bottom:1rem}.landing-feature-card h3{font-size:1rem;font-weight:600;color:#1f2937;margin-bottom:.5rem}.landing-feature-card p{font-size:.875rem;color:#6b7280;line-height:1.5}.landing-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:2rem;text-align:center}.landing-step-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;font-size:1.25rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.landing-step h3{font-size:1.05rem;font-weight:600;color:#1f2937;margin-bottom:.5rem}.landing-step p{font-size:.875rem;color:#6b7280;line-height:1.5}.landing-pricing-card{max-width:420px;margin:0 auto;background:#fff;border:2px solid #E5E7EB;border-radius:1.25rem;padding:2rem;text-align:center;box-shadow:0 10px 40px #0000000f}.landing-pricing-badge{display:inline-block;background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;padding:.25rem 1rem;border-radius:2rem;font-size:.8rem;font-weight:600;margin-bottom:1rem}.landing-pricing-amount{font-size:3.5rem;font-weight:800;color:#1f2937;line-height:1;margin-bottom:.25rem}.landing-pricing-amount span{font-size:1.1rem;font-weight:500;color:#6b7280}.landing-pricing-desc{font-size:.875rem;color:#6b7280;margin-bottom:1.5rem}.landing-pricing-features{text-align:left;display:flex;flex-direction:column;gap:.625rem;margin-bottom:1.5rem}.landing-pricing-features div{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:#374151}.landing-pricing-features svg{color:#10b981;flex-shrink:0}.landing-quote{font-size:1.25rem;font-style:italic;color:#374151;max-width:500px;margin:0 auto .75rem;line-height:1.6}.landing-quote-author{font-size:.875rem;color:#9ca3af}.landing-footer{background:#1f2937;padding:2rem 1.5rem}.landing-footer-inner{max-width:900px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.landing-footer-brand{font-size:1.1rem;font-weight:700;color:#fff}.landing-footer-links{display:flex;gap:1.5rem;flex-wrap:wrap}.landing-footer-links a,.landing-footer-links button{color:#fff9;text-decoration:none;font-size:.85rem;background:none;border:none;cursor:pointer;padding:0;font-family:inherit}.landing-footer-links a:hover,.landing-footer-links button:hover{color:#fff}.landing-login-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.landing-login-overlay .auth-container{position:relative;animation:landing-slide-up .3s ease}@keyframes landing-slide-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.landing-login-close{position:absolute;top:1rem;right:1rem;width:32px;height:32px;border:none;background:#f3f4f6;border-radius:50%;font-size:1.25rem;color:#6b7280;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:1}.landing-login-close:hover{background:#e5e7eb;color:#374151}[data-theme=dark] .landing-page{background:#0f0f14}[data-theme=dark] .landing-hero{background:linear-gradient(135deg,#312e81,#3b0764,#581c87)}[data-theme=dark] .landing-section:not(.landing-section-alt){background:#0f0f14}[data-theme=dark] .landing-section-alt{background:#18181f}[data-theme=dark] .landing-section-title{color:#f5f5fa}[data-theme=dark] .landing-section-subtitle{color:#9090a3}[data-theme=dark] .landing-feature-card{background:#18181f;border-color:#2f2f3d}[data-theme=dark] .landing-feature-icon{background:linear-gradient(135deg,#2e1065,#3b0764);color:#a78bfa}[data-theme=dark] .landing-feature-card h3{color:#f5f5fa}[data-theme=dark] .landing-feature-card p{color:#9090a3}[data-theme=dark] .landing-pricing-card{background:#18181f;border-color:#2f2f3d}[data-theme=dark] .landing-pricing-amount{color:#f5f5fa}[data-theme=dark] .landing-pricing-amount span,[data-theme=dark] .landing-pricing-desc{color:#9090a3}[data-theme=dark] .landing-pricing-features div{color:#d0d0da}[data-theme=dark] .landing-btn-primary{background:#9b82fc;color:#0f0f14}[data-theme=dark] .landing-btn-secondary{background:#ffffff14;border-color:#ffffff26}[data-theme=dark] .landing-quote{color:#d0d0da}[data-theme=dark] .landing-quote-author{color:#6b6b80}[data-theme=dark] .landing-step-num{background:linear-gradient(135deg,#7c3aed,#4f46e5)}[data-theme=dark] .landing-step h3{color:#f5f5fa}[data-theme=dark] .landing-step p{color:#9090a3}[data-theme=dark] .landing-footer{background:#0a0a0f}[data-theme=dark] .landing-login-overlay{background:#000000b3}[data-theme=dark] .landing-login-overlay .auth-container{background:#18181f;border:1px solid #2F2F3D}[data-theme=dark] .landing-login-close{background:#2f2f3d;color:#9090a3}[data-theme=dark] .landing-login-close:hover{background:#3d3d50;color:#d0d0da}.classroom-header{text-align:center;margin-bottom:2rem}.classroom-badge{display:inline-flex;align-items:center;gap:.375rem;background:#ede9fe;border:1px solid #DDD6FE;border-radius:999px;padding:.375rem .875rem;font-size:.8125rem;font-weight:700;color:#6d28d9;margin-bottom:.75rem}[data-theme=dark] .classroom-badge{background:#2e1065;border-color:#4c1d95;color:#c4b5fd}.classroom-features{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:2rem}.classroom-feature{display:flex;gap:.75rem;padding:1rem;background:#fff;border:1px solid #E5E7EB;border-radius:1rem}[data-theme=dark] .classroom-feature{background:#1f2937;border-color:#374151}.classroom-feature svg{flex-shrink:0;margin-top:.125rem}.classroom-feature h4{font-size:.9375rem;font-weight:700;margin-bottom:.125rem;color:#111827}[data-theme=dark] .classroom-feature h4{color:#f9fafb}.classroom-feature p{font-size:.8125rem;color:#6b7280;line-height:1.4}[data-theme=dark] .classroom-feature p{color:#9ca3af}.classroom-pricing{display:flex;justify-content:center}.classroom-pricing-card{background:#fff;border:2px solid #DDD6FE;border-radius:1.25rem;padding:2rem;max-width:440px;width:100%;text-align:center}[data-theme=dark] .classroom-pricing-card{background:#1f2937;border-color:#4c1d95}.classroom-pricing-header{margin-bottom:1.25rem}.research-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.research-card{padding:1.25rem;background:#fff;border:1px solid #E5E7EB;border-radius:1rem;border-left:3px solid #7C3AED}[data-theme=dark] .research-card{background:#1f2937;border-color:#374151;border-left-color:#a78bfa}.research-card h4{font-size:.95rem;font-weight:700;color:#1f2937;margin-bottom:.375rem}[data-theme=dark] .research-card h4{color:#f9fafb}.research-card p{font-size:.8125rem;color:#4b5563;line-height:1.5;margin-bottom:.5rem}[data-theme=dark] .research-card p{color:#9ca3af}.research-card cite{font-size:.7rem;color:#7c3aed;font-style:normal;font-weight:600}[data-theme=dark] .research-card cite{color:#a78bfa}.landing-footer-research{padding:0 1.5rem .5rem}@media (max-width: 640px){.landing-hero{padding:3rem 1.25rem 4rem}.landing-headline{font-size:1.75rem}.landing-subheadline{font-size:1rem}.landing-hero-cta{flex-direction:column;align-items:center}.landing-btn-primary,.landing-btn-secondary{width:100%;max-width:300px;justify-content:center}.landing-trust-badges{gap:1rem}.landing-section{padding:3rem 1.25rem}.landing-section-title{font-size:1.4rem}.landing-features-grid{grid-template-columns:1fr}.landing-steps{grid-template-columns:1fr;gap:1.5rem}.landing-pricing-card{padding:1.5rem}.landing-pricing-amount{font-size:2.75rem}.landing-footer-inner{flex-direction:column;text-align:center}.classroom-features{grid-template-columns:1fr}.classroom-pricing-card{padding:1.5rem}.research-grid{grid-template-columns:1fr}}@media (min-width: 641px) and (max-width: 900px){.landing-features-grid{grid-template-columns:repeat(2,1fr)}}.practice-page{max-width:640px;margin:0 auto}.practice-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1.25rem}.practice-header .btn-icon{background:none;border:none;padding:.25rem;cursor:pointer;color:var(--color-gray-600);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center}.practice-header .btn-icon:hover{background:var(--color-gray-100)}.practice-title{font-size:1.25rem;font-weight:700;flex:1}.streak-badge{display:flex;align-items:center;gap:.25rem;background:#fffbeb;border:1px solid #FDE68A;border-radius:var(--radius-xl);padding:.25rem .625rem;font-weight:700;font-size:.875rem;color:#92400e}[data-theme=dark] .streak-badge{background:#78350f;border-color:#92400e;color:#fde68a}.streak-banner{display:flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,#fef3c7,#fde68a);border:1px solid #FBBF24;border-radius:var(--radius-xl);padding:.625rem 1rem;margin-bottom:1rem;font-weight:600;font-size:.875rem;color:#92400e}[data-theme=dark] .streak-banner{background:linear-gradient(135deg,#78350f,#92400e);border-color:#b45309;color:#fde68a}.session-stats-bar{display:flex;gap:.5rem;margin-bottom:1rem}.stat-pill{display:flex;align-items:center;gap:.25rem;background:var(--color-gray-100);border-radius:var(--radius-xl);padding:.25rem .625rem;font-size:.8125rem;font-weight:600;color:var(--color-gray-700)}[data-theme=dark] .stat-pill{background:var(--color-gray-800);color:var(--color-gray-300)}.practice-error{background:#fee2e2;border:1px solid #FECACA;border-radius:var(--radius-xl);padding:.75rem 1rem;margin-bottom:1rem;display:flex;align-items:center;justify-content:space-between;gap:.5rem}.practice-error p{font-size:.875rem;color:#991b1b}.practice-intro{text-align:center;margin-bottom:1.5rem;padding:1rem 0}.practice-intro-icon{width:64px;height:64px;border-radius:50%;background:#f5f3ff;display:flex;align-items:center;justify-content:center;margin:0 auto .75rem}[data-theme=dark] .practice-intro-icon{background:#1e1b4b}.practice-intro h2{font-size:1.25rem;font-weight:700;margin-bottom:.25rem}.practice-intro p{font-size:.875rem;color:var(--color-gray-500)}.subject-select-grid{display:grid;grid-template-columns:1fr;gap:.5rem}.subject-select-card{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-xl);cursor:pointer;transition:all .15s ease;text-align:left;width:100%}.subject-select-card:hover{border-color:#7c5cfc;box-shadow:0 2px 8px #7c5cfc1a;transform:translateY(-1px)}.subject-select-card:disabled{opacity:.5;cursor:not-allowed;transform:none}.subject-select-icon{font-size:1.5rem;width:40px;text-align:center}.subject-select-name{flex:1;font-weight:600;font-size:.9375rem}.subject-select-arrow{color:var(--color-gray-400)}.concept-badge{display:inline-flex;align-items:center;gap:.375rem;background:#f5f3ff;border:1px solid #DDD6FE;border-radius:var(--radius-xl);padding:.25rem .75rem;font-size:.75rem;font-weight:600;color:#6d28d9;margin-bottom:.75rem}[data-theme=dark] .concept-badge{background:#1e1b4b;border-color:#4c1d95;color:#c4b5fd}.concept-area{opacity:.7;font-weight:400}.question-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-2xl);padding:1.25rem;margin-bottom:1rem}.question-type-badge{display:inline-block;background:var(--color-gray-100);border-radius:var(--radius-lg);padding:.125rem .5rem;font-size:.6875rem;font-weight:600;color:var(--color-gray-500);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem}[data-theme=dark] .question-type-badge{background:var(--color-gray-800)}.question-text{font-size:1.0625rem;font-weight:500;line-height:1.6;margin-bottom:1rem;color:var(--color-gray-900)}[data-theme=dark] .question-text{color:var(--color-gray-100)}.metacognitive-prompt{display:flex;align-items:flex-start;gap:.375rem;background:#f0f9ff;border-radius:var(--radius-lg);padding:.5rem .75rem;font-size:.8125rem;color:#0369a1;margin-bottom:1rem;line-height:1.4}[data-theme=dark] .metacognitive-prompt{background:#0c4a6e;color:#bae6fd}.metacognitive-prompt svg{flex-shrink:0;margin-top:.125rem}.options-grid{display:grid;gap:.5rem;margin-bottom:.5rem}.option-btn{display:block;width:100%;text-align:left;padding:.75rem 1rem;background:var(--color-gray-50);border:2px solid var(--color-gray-200);border-radius:var(--radius-xl);font-size:.9375rem;cursor:pointer;transition:all .15s ease;color:var(--color-gray-800)}[data-theme=dark] .option-btn{background:var(--color-gray-800);border-color:var(--color-gray-700);color:var(--color-gray-200)}.option-btn:hover{border-color:#7c5cfc;background:#f5f3ff}[data-theme=dark] .option-btn:hover{border-color:#7c5cfc;background:#1e1b4b}.option-btn.selected{border-color:#7c5cfc;background:#ede9fe;color:#5b21b6;font-weight:600}[data-theme=dark] .option-btn.selected{border-color:#7c5cfc;background:#2e1065;color:#c4b5fd}.tf-buttons{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:.5rem}.tf-btn{padding:.875rem;border:2px solid var(--color-gray-200);border-radius:var(--radius-xl);font-size:1rem;font-weight:600;cursor:pointer;background:var(--color-gray-50);transition:all .15s ease;color:var(--color-gray-700)}[data-theme=dark] .tf-btn{background:var(--color-gray-800);border-color:var(--color-gray-700);color:var(--color-gray-300)}.tf-btn.selected{border-color:#7c5cfc;background:#ede9fe;color:#5b21b6}[data-theme=dark] .tf-btn.selected{background:#2e1065;border-color:#7c5cfc;color:#c4b5fd}.answer-textarea{width:100%;padding:.75rem;border:2px solid var(--color-gray-200);border-radius:var(--radius-xl);font-size:.9375rem;resize:vertical;min-height:80px;font-family:inherit;transition:border-color .15s ease;background:var(--card-bg);color:var(--color-gray-900)}[data-theme=dark] .answer-textarea{background:var(--color-gray-800);border-color:var(--color-gray-700);color:var(--color-gray-100)}.answer-textarea:focus{outline:none;border-color:#7c5cfc}.hint-section{margin-top:.5rem}.hint-toggle{display:inline-flex;align-items:center;gap:.25rem;background:none;border:none;color:#d97706;font-size:.8125rem;font-weight:600;cursor:pointer;padding:.25rem 0}.hint-toggle:hover{color:#b45309}.hint-content{background:#fffbeb;border:1px solid #FDE68A;border-radius:var(--radius-lg);padding:.5rem .75rem;margin-top:.375rem;font-size:.8125rem;color:#92400e;line-height:1.5}[data-theme=dark] .hint-content{background:#78350f;border-color:#92400e;color:#fde68a}.practice-submit{display:flex;align-items:center;justify-content:center;gap:.375rem;margin-top:.5rem}.confidence-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-2xl);padding:1.5rem;text-align:center}.confidence-card h3{font-size:1.125rem;font-weight:700;margin-bottom:.25rem}.confidence-desc{font-size:.8125rem;color:var(--color-gray-500);margin-bottom:1.25rem}.confidence-scale{display:flex;gap:.375rem;justify-content:center;margin-bottom:1.5rem}.confidence-btn{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.75rem .5rem;border:2px solid var(--color-gray-200);border-radius:var(--radius-xl);background:var(--card-bg);cursor:pointer;transition:all .15s ease;min-width:54px;color:var(--color-gray-700)}[data-theme=dark] .confidence-btn{border-color:var(--color-gray-700);color:var(--color-gray-300)}.confidence-btn:hover{border-color:#7c5cfc}.confidence-btn.selected{border-color:#7c5cfc;background:#ede9fe;color:#5b21b6}[data-theme=dark] .confidence-btn.selected{background:#2e1065;border-color:#7c5cfc;color:#c4b5fd}.confidence-number{font-size:1.125rem;font-weight:700}.confidence-label{font-size:.625rem;text-transform:uppercase;letter-spacing:.05em;font-weight:600}.loading-spinner-sm{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin .6s linear infinite}.feedback-result{text-align:center;padding:1.5rem;border-radius:var(--radius-2xl);margin-bottom:1rem}.feedback-result.correct{background:linear-gradient(135deg,#dcfce7,#bbf7d0);color:#166534}.feedback-result.incorrect{background:linear-gradient(135deg,#fee2e2,#fecaca);color:#991b1b}[data-theme=dark] .feedback-result.correct{background:linear-gradient(135deg,#14532d,#166534);color:#bbf7d0}[data-theme=dark] .feedback-result.incorrect{background:linear-gradient(135deg,#7f1d1d,#991b1b);color:#fecaca}.feedback-icon{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto .5rem}.feedback-result.correct .feedback-icon{background:#ffffff80}.feedback-result.incorrect .feedback-icon{background:#ffffff4d}.feedback-result h3{font-size:1.25rem;font-weight:700}.streak-record{display:inline-flex;align-items:center;gap:.25rem;background:#ffffff4d;border-radius:var(--radius-xl);padding:.25rem .625rem;margin-top:.5rem;font-size:.8125rem;font-weight:600}.feedback-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-2xl);padding:1.25rem;margin-bottom:1rem}.feedback-section{margin-bottom:1rem}.feedback-section:last-child{margin-bottom:0}.feedback-section h4{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-gray-500);margin-bottom:.25rem}.feedback-section p{font-size:.9375rem;line-height:1.6;color:var(--color-gray-800)}[data-theme=dark] .feedback-section p{color:var(--color-gray-200)}.feedback-section.correct-answer{background:#f0fdf4;border:1px solid #BBF7D0;border-radius:var(--radius-lg);padding:.75rem}[data-theme=dark] .feedback-section.correct-answer{background:#14532d;border-color:#166534}.feedback-section.calibration,.feedback-section.next-steps{display:flex;align-items:flex-start;gap:.375rem;background:#f0f9ff;border-radius:var(--radius-lg);padding:.625rem .75rem}[data-theme=dark] .feedback-section.calibration,[data-theme=dark] .feedback-section.next-steps{background:#0c4a6e}.feedback-section.calibration svg,.feedback-section.next-steps svg{flex-shrink:0;margin-top:.25rem;color:#0369a1}[data-theme=dark] .feedback-section.calibration svg,[data-theme=dark] .feedback-section.next-steps svg{color:#7dd3fc}.feedback-section.calibration p,.feedback-section.next-steps p{font-size:.8125rem;color:#0c4a6e;margin-bottom:0}[data-theme=dark] .feedback-section.calibration p,[data-theme=dark] .feedback-section.next-steps p{color:#bae6fd}.mastery-section{padding-top:.75rem;border-top:1px solid var(--color-gray-100)}[data-theme=dark] .mastery-section{border-top-color:var(--color-gray-800)}.mastery-header{display:flex;justify-content:space-between;font-size:.8125rem;font-weight:600;margin-bottom:.375rem;color:var(--color-gray-700)}[data-theme=dark] .mastery-header{color:var(--color-gray-300)}.mastery-bar{height:8px;background:var(--color-gray-200);border-radius:4px;overflow:hidden;margin-bottom:.375rem}[data-theme=dark] .mastery-bar{background:var(--color-gray-700)}.mastery-fill{height:100%;background:linear-gradient(90deg,#7c5cfc,#6366f1);border-radius:4px;transition:width .5s ease}.review-info{display:flex;align-items:center;gap:.25rem;font-size:.75rem;color:var(--color-gray-500)}.feedback-actions{display:flex;flex-direction:column;gap:.5rem}.practice-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 0;gap:.75rem}.practice-loading p{font-size:.875rem;color:var(--color-gray-500)}.summary-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-2xl);padding:2rem 1.5rem;text-align:center}.summary-icon{width:72px;height:72px;border-radius:50%;background:#fffbeb;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}[data-theme=dark] .summary-icon{background:#78350f}.summary-card h2{font-size:1.5rem;font-weight:700;margin-bottom:.25rem}.summary-subtitle{font-size:.875rem;color:var(--color-gray-500);margin-bottom:1.5rem}.summary-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin-bottom:1.5rem}.summary-stat{background:var(--color-gray-50);border-radius:var(--radius-xl);padding:.75rem .375rem}[data-theme=dark] .summary-stat{background:var(--color-gray-800)}.summary-stat.highlight{background:#ede9fe}[data-theme=dark] .summary-stat.highlight{background:#2e1065}.summary-stat-value{font-size:1.5rem;font-weight:800;color:var(--color-gray-900)}[data-theme=dark] .summary-stat-value{color:var(--color-gray-100)}.summary-stat.highlight .summary-stat-value{color:#7c5cfc}.summary-stat-label{font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-gray-500);margin-top:.125rem}.summary-streak{display:inline-flex;align-items:center;gap:.375rem;background:#fffbeb;border:1px solid #FDE68A;border-radius:var(--radius-xl);padding:.375rem .875rem;font-weight:700;font-size:.875rem;color:#92400e;margin-bottom:1.5rem}[data-theme=dark] .summary-streak{background:#78350f;border-color:#92400e;color:#fde68a}.summary-actions{display:flex;flex-direction:column;gap:.5rem}@media (min-width: 640px){.subject-select-grid{grid-template-columns:1fr 1fr}.confidence-scale{gap:.5rem}.confidence-btn{min-width:72px;padding:.875rem .75rem}}:root{--color-primary: #7C5CFC;--color-primary-dark: #6D4AE6;--color-primary-light: #A78BFA;--color-secondary: #3B82F6;--color-success: #10B981;--color-warning: #F59E0B;--color-error: #EF4444;--color-npf-bg: #F8FAFC;--color-npf-primary: #6366F1;--color-npf-text: #1E293B;--color-gray-50: #F9FAFB;--color-gray-100: #F3F4F6;--color-gray-200: #E5E7EB;--color-gray-300: #D1D5DB;--color-gray-400: #9CA3AF;--color-gray-500: #6B7280;--color-gray-600: #4B5563;--color-gray-700: #374151;--color-gray-800: #1F2937;--color-gray-900: #111827;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.25rem;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgb(0 0 0 / .04);--shadow-sm: 0 1px 3px rgb(0 0 0 / .04), 0 1px 2px rgb(0 0 0 / .06);--shadow-md: 0 2px 4px rgb(0 0 0 / .03), 0 4px 12px rgb(0 0 0 / .06);--shadow-lg: 0 4px 6px rgb(0 0 0 / .02), 0 12px 28px rgb(0 0 0 / .08);--shadow-xl: 0 8px 16px rgb(0 0 0 / .04), 0 20px 40px rgb(0 0 0 / .1);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .2s cubic-bezier(.4, 0, .2, 1);--transition-smooth: .3s cubic-bezier(.4, 0, .2, 1);--transition-spring: .4s cubic-bezier(.34, 1.56, .64, 1)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-optical-sizing:auto;background:var(--color-bg, #F5F5F7);color:var(--color-gray-900);line-height:1.5;height:100dvh;overflow:hidden}body.npf-mode{background:var(--color-npf-bg)}body.npf-mode .app-container{max-width:100%}.calm-design{--color-primary: #6366F1;--color-primary-dark: #4F46E5;--color-primary-light: #818CF8;font-size:1.0625rem}.calm-design *{transition-duration:.3s!important;animation-duration:.5s!important}.calm-design .card,.calm-design .action-card,.calm-design .subject-card{border-width:2px;box-shadow:none!important}.calm-design .btn{font-size:1rem;padding:.75rem 1.25rem}.calm-design h1,.calm-design h2,.calm-design h3{letter-spacing:.01em}[data-theme=dark] .calm-design{--color-bg: #0F172A}.reading-font{font-family:OpenDyslexic,Comic Sans MS,Verdana,sans-serif;letter-spacing:.05em;word-spacing:.15em;line-height:1.8}.reading-font p,.reading-font li,.reading-font span,.reading-font .message-content{font-size:1.0625rem;line-height:1.8}.reading-font .message-content{max-width:600px}#root{height:100dvh;overflow:hidden}.unauth-wrapper{height:100dvh;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}.app-container{max-width:100%;margin:0 auto;height:100dvh;background:var(--color-surface, white);position:relative;display:flex;flex-direction:column;overflow:hidden}.app-container>main{flex:1;overflow:hidden;display:flex;flex-direction:column}.page-scroll{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;scrollbar-gutter:stable}.p-lg,.p-xl,.p-md{max-width:900px;margin-left:auto;margin-right:auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:.625rem var(--spacing-lg);font-size:.9375rem;font-weight:600;border-radius:var(--radius-xl);border:none;cursor:pointer;transition:all var(--transition-base);position:relative;letter-spacing:-.01em}.btn:active:not(:disabled){transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 1px 3px #7c5cfc4d,0 4px 12px #7c5cfc26}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark);transform:translateY(-1px);box-shadow:0 2px 6px #7c5cfc59,0 8px 20px #7c5cfc33}.btn-secondary{background:var(--color-gray-100);color:var(--color-gray-700)}.btn-secondary:hover:not(:disabled){background:var(--color-gray-200)}.btn-outline{background:transparent;border:1.5px solid var(--color-gray-200);color:var(--color-gray-700)}.btn-outline:hover:not(:disabled){border-color:var(--color-primary);color:var(--color-primary);background:#7c5cfc0a}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:1rem}.btn-sm{padding:var(--spacing-xs) var(--spacing-md);font-size:.8125rem;font-weight:500}.btn-icon{width:36px;height:36px;min-width:36px;padding:0;border-radius:var(--radius-full);font-size:1rem;display:flex;align-items:center;justify-content:center}.card{background:#fff;border-radius:var(--radius-2xl);padding:.875rem 1rem;box-shadow:var(--shadow-sm);border:1px solid rgb(0 0 0 / .06)}.card-interactive{cursor:pointer;transition:all var(--transition-base)}.card-interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#00000014}.card-interactive:active{transform:translateY(0) scale(.98);box-shadow:var(--shadow-sm)}.card-glass{background:#ffffffb8;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.3);box-shadow:var(--shadow-sm),0 0 0 1px #00000008}.action-card{display:flex;align-items:center;gap:.875rem;padding:.875rem 1rem;background:#fff;border:1px solid rgb(0 0 0 / .06);border-radius:var(--radius-2xl);cursor:pointer;transition:all var(--transition-base);text-decoration:none;color:inherit;box-shadow:var(--shadow-xs)}.action-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#00000014}.action-card:active{transform:translateY(0) scale(.98)}.action-card-icon{width:44px;height:44px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.action-card-content{flex:1;min-width:0}.action-card-title{font-weight:600;font-size:.9375rem;letter-spacing:-.01em;color:var(--color-gray-900)}.action-card-desc{font-size:.8125rem;color:var(--color-gray-500);margin-top:.125rem;line-height:1.4}.action-card-arrow{color:var(--color-gray-300);flex-shrink:0;transition:transform var(--transition-fast)}.action-card:hover .action-card-arrow{transform:translate(2px);color:var(--color-gray-400)}.input{width:100%;padding:.625rem var(--spacing-md);font-size:.9375rem;border:1.5px solid var(--color-gray-200);border-radius:var(--radius-lg);transition:all var(--transition-fast);background:#fff}.input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #7c5cfc1a}.input-lg{padding:var(--spacing-md);font-size:1rem}.label{display:block;font-weight:500;font-size:.8125rem;margin-bottom:var(--spacing-xs);color:var(--color-gray-600);letter-spacing:.01em}.select{width:100%;padding:.625rem var(--spacing-md);font-size:.9375rem;border:1.5px solid var(--color-gray-200);border-radius:var(--radius-lg);background:#fff;cursor:pointer;transition:all var(--transition-fast)}.select:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #7c5cfc1a}.toggle{position:relative;display:inline-block;width:52px;height:28px}.toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--color-gray-300);transition:var(--transition-smooth);border-radius:var(--radius-full)}.toggle-slider:before{position:absolute;content:"";height:22px;width:22px;left:3px;bottom:3px;background-color:#fff;transition:var(--transition-smooth);border-radius:50%;box-shadow:0 1px 3px #00000026}.toggle input:checked+.toggle-slider{background-color:var(--color-primary)}.toggle input:checked+.toggle-slider:before{transform:translate(24px)}.subject-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.625rem}.subject-card{display:flex;flex-direction:column;align-items:center;padding:.875rem .5rem;text-align:center;gap:.375rem}.subject-icon{font-size:1.75rem}.subject-name{font-weight:600;font-size:.8125rem;color:var(--color-gray-800);letter-spacing:-.01em}.chat-container{display:flex;flex-direction:column;height:calc(100vh - 180px)}.chat-messages{flex:1;overflow-y:auto;padding:var(--spacing-lg) var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-sm);background:var(--color-gray-50)}.message{max-width:80%;padding:.75rem 1rem;border-radius:var(--radius-2xl);line-height:1.6;font-size:.9375rem;box-shadow:var(--shadow-xs)}.message-user{align-self:flex-end;background:var(--color-primary);color:#fff;border-bottom-right-radius:.25rem;margin-left:2rem}.message-assistant{align-self:flex-start;background:#fff;color:var(--color-gray-800);border:1px solid var(--color-gray-100);border-bottom-left-radius:.25rem;margin-right:2rem}.message-assistant.npf-mode{background:#fff;border:1px solid #E0E7FF;font-size:1rem;line-height:1.8;box-shadow:0 1px 3px #6366f114}.chat-input-container{padding:.75rem var(--spacing-md);background:#fff;border-top:1px solid var(--color-gray-100)}.chat-input-wrapper{display:flex;gap:var(--spacing-sm);align-items:flex-end}.chat-input{flex:1;padding:.625rem 1rem;border:1.5px solid var(--color-gray-200);border-radius:1.5rem;font-size:.9375rem;resize:none;background:var(--color-gray-50);transition:all var(--transition-fast);font-family:inherit}.chat-input:focus{border-color:var(--color-primary-light);background:#fff;box-shadow:0 0 0 3px #7c5cfc1a}.chat-input::placeholder{color:var(--color-gray-400)}.session-layout{height:100%;display:flex;flex-direction:column;background:var(--color-gray-50, #F9FAFB)}.session-main{flex:1;display:flex;flex-direction:column;min-height:0}.session-mobile-header{display:flex;align-items:center;justify-content:space-between;padding:.625rem var(--spacing-lg);background:var(--color-surface, white);border-bottom:1px solid var(--color-gray-100);width:100%}.session-desktop-header{display:none}.session-mobile-controls{display:flex;gap:.375rem;padding:.5rem var(--spacing-md);justify-content:center;background:var(--color-surface, white);border-top:1px solid var(--color-gray-100)}.session-mobile-controls .btn{font-size:.8rem;padding:.375rem .75rem;border-radius:var(--radius-full);border:1px solid var(--color-gray-200)}.session-panel{display:none}.session-panel-section{padding:var(--spacing-md);border-bottom:1px solid var(--color-gray-100)}.session-panel-title{display:flex;align-items:center;gap:.375rem;font-size:.75rem;font-weight:600;color:var(--color-gray-500);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem}.session-panel-title svg{width:14px;height:14px}.session-panel-stat{display:flex;justify-content:space-between;align-items:center;padding:.375rem 0;font-size:.8125rem;color:var(--color-gray-600)}.session-panel-stat span:last-child{font-weight:600;color:var(--color-gray-800)}.session-panel-action{display:flex;align-items:center;gap:.5rem;width:100%;padding:.5rem .625rem;border:none;background:transparent;border-radius:var(--radius-md);font-size:.8125rem;color:var(--color-gray-600);cursor:pointer;transition:all var(--transition-fast)}.session-panel-action:hover:not(:disabled){background:var(--color-gray-50);color:var(--color-gray-800)}.session-panel-action:disabled{opacity:.5;cursor:not-allowed}.session-panel-action svg{width:16px;height:16px;flex-shrink:0}.session-panel-action-danger:hover:not(:disabled){background:#fef2f2;color:#dc2626}.session-controls{display:flex;gap:.375rem;padding:.5rem var(--spacing-md);justify-content:center;background:#fff;border-top:1px solid var(--color-gray-100)}.session-controls .btn{font-size:.8rem;padding:.375rem .75rem;border-radius:var(--radius-full);border:1px solid var(--color-gray-200);background:#fff;color:var(--color-gray-600);transition:all var(--transition-fast)}.session-controls .btn:hover{background:var(--color-gray-50);border-color:var(--color-gray-300);color:var(--color-gray-800)}.progress-bar{height:8px;background:var(--color-gray-200);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-full);transition:width var(--transition-smooth)}.header{display:flex;align-items:center;justify-content:space-between;padding:.625rem var(--spacing-lg);background:#fff;border-bottom:1px solid var(--color-gray-100);width:100%}.header-title{font-size:1rem;font-weight:600;color:var(--color-gray-900);letter-spacing:-.01em}.header-subtitle{font-size:.8125rem;color:var(--color-gray-600)}.nav-bottom{position:fixed;bottom:0;left:0;right:0;width:100%;display:flex;justify-content:center;gap:.25rem;padding:.375rem var(--spacing-md);padding-bottom:max(.5rem,env(safe-area-inset-bottom));background:#ffffffe0;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid rgb(0 0 0 / .06);z-index:100}.nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:.3rem .875rem;color:var(--color-gray-500);text-decoration:none;font-size:.625rem;font-weight:500;transition:color var(--transition-fast);border-radius:var(--radius-lg);position:relative;letter-spacing:.01em}.nav-item:hover{color:var(--color-gray-600)}.nav-item.active{color:var(--color-primary)}.nav-item.active:before{content:"";position:absolute;top:-.375rem;left:50%;transform:translate(-50%);width:20px;height:3px;background:var(--color-primary);border-radius:var(--radius-full)}.nav-icon{font-size:1.25rem;line-height:1}.nav-icon svg{width:22px;height:22px;stroke-width:1.75}.npf-banner{background:linear-gradient(90deg,#818cf8,#6366f1);color:#fff;padding:var(--spacing-sm) var(--spacing-md);text-align:center;font-size:.8125rem;font-weight:500}.break-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.break-content{background:#fff;padding:var(--spacing-2xl);border-radius:var(--radius-2xl);text-align:center;max-width:320px;box-shadow:var(--shadow-xl)}.break-emoji{font-size:2.5rem;margin-bottom:var(--spacing-md)}.session-type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem}.session-type-card{padding:.625rem .75rem;border:1.5px solid var(--color-gray-200);border-radius:var(--radius-xl);cursor:pointer;transition:all var(--transition-base);text-align:center}.session-type-card:hover{border-color:var(--color-primary-light);box-shadow:var(--shadow-sm)}.session-type-card.selected{border-color:var(--color-primary);background:var(--color-primary);color:#fff;box-shadow:0 2px 8px #7c5cfc40}.session-type-icon{font-size:1.1rem;margin-bottom:.125rem}.session-type-name{font-weight:600;font-size:.8125rem}.session-type-duration{font-size:.75rem;opacity:.8}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg,var(--color-gray-100) 25%,var(--color-gray-50) 50%,var(--color-gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}.skeleton-text{height:.875rem;margin-bottom:.5rem;border-radius:var(--radius-sm)}.skeleton-text-sm{height:.75rem;width:60%}.skeleton-title{height:1.25rem;width:40%;margin-bottom:.75rem}.skeleton-card{height:72px;border-radius:var(--radius-2xl);margin-bottom:.625rem}.skeleton-avatar{width:40px;height:40px;border-radius:var(--radius-full)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.font-bold{font-weight:700}.font-semibold{font-weight:600}.font-medium{font-weight:500}.text-xs{font-size:.75rem}.text-sm{font-size:.8125rem}.text-base{font-size:.9375rem}.text-lg{font-size:1.0625rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.text-gray-400,.text-gray-500{color:var(--color-gray-500)}.text-gray-600{color:var(--color-gray-600)}.text-primary{color:var(--color-primary)}.text-success{color:var(--color-success)}.text-error{color:var(--color-error)}.tracking-tight{letter-spacing:-.02em}.tracking-normal{letter-spacing:0}.mb-xs{margin-bottom:var(--spacing-xs)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.mt-xs{margin-top:var(--spacing-xs)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}.p-xl{padding:var(--spacing-xl)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.w-full{width:100%}.hidden{display:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.animate-fadeIn{animation:fadeIn .3s ease-out}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-pulse{animation:pulse 2s infinite}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.animate-slideUp{animation:slideUp .4s ease-out}.typing-indicator{display:flex;gap:4px;padding:var(--spacing-md)}.typing-dot{width:8px;height:8px;background:var(--color-gray-400);border-radius:50%;animation:typingBounce 1.4s infinite ease-in-out}.typing-dot:nth-child(1){animation-delay:-.32s}.typing-dot:nth-child(2){animation-delay:-.16s}@keyframes typingBounce{0%,80%,to{transform:scale(.8)}40%{transform:scale(1.2)}}.loading-spinner{width:24px;height:24px;border:2.5px solid var(--color-gray-200);border-top-color:var(--color-primary);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}[data-age-group=young]{--color-primary: #F472B6;--color-primary-dark: #EC4899;--color-primary-light: #F9A8D4;--color-secondary: #38BDF8;--theme-bg: linear-gradient(135deg, #FDF2F8 0%, #EDE9FE 50%, #DBEAFE 100%);--theme-card-radius: 1.25rem;--theme-font-size-base: 1.05rem;--theme-btn-radius: 1.5rem;--theme-nav-bg: linear-gradient(135deg, #FDF2F8, #FCE7F3);--theme-heading-color: #BE185D;--theme-accent-1: #FBBF24;--theme-accent-2: #34D399;--theme-accent-3: #A78BFA}[data-age-group=young] .app-container{background:var(--theme-bg);font-size:var(--theme-font-size-base)}[data-age-group=young] .btn{border-radius:var(--theme-btn-radius);font-weight:700;font-size:.9375rem}[data-age-group=young] .btn-primary{background:linear-gradient(135deg,#f472b6,#a78bfa);box-shadow:0 2px 8px #f472b659}[data-age-group=young] .btn-primary:hover:not(:disabled){transform:translateY(-2px) scale(1.02);box-shadow:0 4px 16px #f472b673}[data-age-group=young] .card{border-radius:var(--theme-card-radius);border:2px solid #F9A8D4;box-shadow:0 2px 10px #f472b61f}[data-age-group=young] .card-interactive:hover{transform:translateY(-4px) scale(1.01);box-shadow:0 8px 25px #a78bfa40;border-color:#a78bfa}[data-age-group=young] .action-card{border:2px solid #F9A8D4;border-radius:var(--theme-card-radius)}[data-age-group=young] .subject-card{border-radius:var(--theme-card-radius);position:relative;overflow:hidden}[data-age-group=young] .subject-icon{font-size:2rem}[data-age-group=young] .subject-name{font-size:.9rem;font-weight:700}[data-age-group=young] .nav-bottom{background:linear-gradient(135deg,#fdf2f8f2,#fce7f3f2);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:2px solid #F9A8D4;padding:.375rem var(--spacing-sm)}[data-age-group=young] .nav-item{font-size:.7rem;font-weight:600}[data-age-group=young] .nav-item.active{color:#ec4899}[data-age-group=young] .nav-item.active:before{background:#ec4899}[data-age-group=young] .nav-icon{font-size:1.35rem}[data-age-group=young] .progress-bar{height:12px;border-radius:var(--radius-full)}[data-age-group=young] .progress-bar-fill{background:linear-gradient(90deg,#f472b6,#fbbf24,#34d399)}[data-age-group=young] h1{color:var(--theme-heading-color)}[data-age-group=young] .header{background:linear-gradient(135deg,#fdf2f8,#fce7f3);border-bottom:2px solid #F9A8D4}[data-age-group=young] .message-assistant{background:#fdf2f8;border:2px solid #F9A8D4;border-radius:1.25rem;border-bottom-left-radius:var(--spacing-xs)}[data-age-group=young] .message-user{background:linear-gradient(135deg,#f472b6,#a78bfa);border-radius:1.25rem;border-bottom-right-radius:var(--spacing-xs)}@keyframes bounceIn{0%{transform:scale(.3);opacity:0}50%{transform:scale(1.05)}70%{transform:scale(.95)}to{transform:scale(1);opacity:1}}@keyframes wiggle{0%,to{transform:rotate(-2deg)}50%{transform:rotate(2deg)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}[data-age-group=young] .animate-fadeIn{animation:bounceIn .5s ease}[data-age-group=young] .subject-icon{animation:float 3s ease-in-out infinite}[data-age-group=middle]{--color-primary: #7C5CFC;--color-primary-dark: #6D4AE6;--color-primary-light: #A78BFA;--color-secondary: #3B82F6;--theme-bg: #FAFAFE;--theme-card-radius: var(--radius-2xl);--theme-font-size-base: 1rem;--theme-btn-radius: var(--radius-xl);--theme-nav-bg: white;--theme-heading-color: #3B1F8C;--theme-accent-1: #F59E0B;--theme-accent-2: #10B981;--theme-accent-3: #6366F1}[data-age-group=middle] .app-container{background:#fff}[data-age-group=middle] .btn-primary{background:linear-gradient(135deg,#7c5cfc,#6366f1);box-shadow:0 1px 4px #7c5cfc40,0 4px 12px #7c5cfc26}[data-age-group=middle] .btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 2px 6px #7c5cfc4d,0 8px 20px #7c5cfc33}[data-age-group=middle] .card-interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}[data-age-group=middle] .progress-bar{height:8px}[data-age-group=middle] .progress-bar-fill{background:linear-gradient(90deg,#7c5cfc,#3b82f6)}[data-age-group=middle] .nav-item.active{color:#6d4ae6}[data-age-group=middle] .nav-item.active:before{background:#6d4ae6}[data-age-group=middle] h1{color:var(--theme-heading-color)}[data-age-group=older]{--color-primary: #6366F1;--color-primary-dark: #4F46E5;--color-primary-light: #818CF8;--color-secondary: #0EA5E9;--theme-bg: #F8F8FA;--theme-card-radius: var(--radius-xl);--theme-font-size-base: .9375rem;--theme-btn-radius: var(--radius-lg);--theme-nav-bg: #FAFAFA;--theme-heading-color: #1E1B4B;--theme-accent-1: #F97316;--theme-accent-2: #06B6D4;--theme-accent-3: #8B5CF6}[data-age-group=older] .app-container{background:var(--theme-bg);font-size:var(--theme-font-size-base)}[data-age-group=older] .btn{border-radius:var(--theme-btn-radius);font-weight:500}[data-age-group=older] .btn-primary{background:#4f46e5;box-shadow:0 1px 3px #4f46e540}[data-age-group=older] .btn-primary:hover:not(:disabled){background:#4338ca;transform:translateY(-1px);box-shadow:0 2px 8px #4f46e54d}[data-age-group=older] .card{border-radius:var(--theme-card-radius);border:1px solid #E5E7EB;box-shadow:var(--shadow-xs)}[data-age-group=older] .card-interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#c7d2fe}[data-age-group=older] .action-card,[data-age-group=older] .subject-card{border-radius:var(--theme-card-radius)}[data-age-group=older] .subject-icon{font-size:1.5rem}[data-age-group=older] .subject-name{font-size:.8125rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em;color:var(--color-gray-600)}[data-age-group=older] .nav-bottom{background:#fafafae0;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid #E5E7EB}[data-age-group=older] .nav-item{font-size:.625rem;text-transform:uppercase;letter-spacing:.04em}[data-age-group=older] .nav-item.active{color:#4f46e5}[data-age-group=older] .nav-item.active:before{background:#4f46e5}[data-age-group=older] .nav-icon{font-size:1.1rem}[data-age-group=older] .progress-bar-fill{background:linear-gradient(90deg,#4f46e5,#0ea5e9)}[data-age-group=older] h1{color:var(--theme-heading-color);letter-spacing:-.02em}[data-age-group=older] .message-assistant{background:#f8fafc;border:1px solid #E2E8F0;border-radius:var(--radius-lg);border-bottom-left-radius:var(--spacing-xs)}[data-age-group=older] .message-user{background:#4f46e5;border-radius:var(--radius-lg);border-bottom-right-radius:var(--spacing-xs)}.theme-mascot{display:inline-block;font-size:1.5rem}[data-age-group=young] .theme-mascot{font-size:1.75rem;animation:wiggle 2s ease-in-out infinite}[data-age-group=older] .theme-mascot{font-size:1.25rem}.theme-badge{display:inline-block;padding:.2rem .6rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600}[data-age-group=young] .theme-badge{font-size:.8125rem;padding:.25rem .75rem}.theme-section-title{font-weight:600;font-size:.9375rem;letter-spacing:-.01em;margin-bottom:var(--spacing-md);color:var(--color-gray-800)}[data-age-group=young] .theme-section-title{font-size:1.125rem;font-weight:700}[data-age-group=older] .theme-section-title{font-size:.8125rem;font-weight:500;text-transform:uppercase;letter-spacing:.08em;color:var(--color-gray-500)}.theme-decoration{display:none}[data-age-group=young] .theme-decoration{display:block;position:absolute;pointer-events:none;opacity:.15;font-size:2rem;z-index:0}[data-age-group=young] .test-question-card{background:#fff7ed;border:2px solid #FED7AA;border-radius:1.25rem;padding:1.25rem}[data-age-group=young] .test-option-btn{border-radius:1rem!important;padding:1rem!important;font-size:1.05rem!important}[data-age-group=young] .test-option-btn:hover{transform:scale(1.01)}[data-age-group=older] .test-question-card{background:#f8fafc;border:1px solid #E2E8F0;border-radius:.5rem}[data-age-group=older] .test-option-btn{border-radius:.5rem!important}[data-age-group=young] .test-result-score{font-size:3rem!important}[data-age-group=older] .test-result-score{font-size:2.5rem!important}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-gray-300);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-400)}@keyframes pageEnter{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-enter{animation:pageEnter .3s ease-out}@keyframes staggerIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.stagger-in>*{animation:staggerIn .35s ease-out both}.stagger-in>*:nth-child(1){animation-delay:0ms}.stagger-in>*:nth-child(2){animation-delay:50ms}.stagger-in>*:nth-child(3){animation-delay:.1s}.stagger-in>*:nth-child(4){animation-delay:.15s}.stagger-in>*:nth-child(5){animation-delay:.2s}.stagger-in>*:nth-child(6){animation-delay:.25s}.stagger-in>*:nth-child(7){animation-delay:.3s}.stagger-in>*:nth-child(8){animation-delay:.35s}.stagger-in>*:nth-child(9){animation-delay:.4s}.stagger-in>*:nth-child(10){animation-delay:.45s}[data-theme=dark]{--color-bg: #0F0F14;--color-surface: #18181F;--color-primary: #9B82FC;--color-primary-dark: #8B6FFA;--color-primary-light: #BBA6FD;--color-gray-50: #1E1E28;--color-gray-100: #252530;--color-gray-200: #2F2F3D;--color-gray-300: #3D3D50;--color-gray-400: #6B6B80;--color-gray-500: #9090A3;--color-gray-600: #B0B0C0;--color-gray-700: #D0D0DA;--color-gray-800: #E8E8EF;--color-gray-900: #F5F5FA;--color-success: #34D399;--color-warning: #FBBF24;--color-error: #F87171;--shadow-xs: 0 1px 2px rgb(0 0 0 / .2);--shadow-sm: 0 1px 3px rgb(0 0 0 / .2), 0 1px 2px rgb(0 0 0 / .3);--shadow-md: 0 2px 4px rgb(0 0 0 / .15), 0 4px 12px rgb(0 0 0 / .3);--shadow-lg: 0 4px 6px rgb(0 0 0 / .1), 0 12px 28px rgb(0 0 0 / .35);--shadow-xl: 0 8px 16px rgb(0 0 0 / .2), 0 20px 40px rgb(0 0 0 / .4);color-scheme:dark}[data-theme=dark] body{background:var(--color-bg)}[data-theme=dark] .app-container{background:var(--color-surface)}[data-theme=dark] .card{background:var(--color-gray-50);border-color:var(--color-gray-200)}[data-theme=dark] .card-glass{background:#1e1e28b8;border-color:#ffffff0f}[data-theme=dark] .action-card{background:var(--color-gray-50);border-color:var(--color-gray-200)}[data-theme=dark] .action-card:hover{border-color:var(--color-gray-300)}[data-theme=dark] .btn-secondary{background:var(--color-gray-100);color:var(--color-gray-700)}[data-theme=dark] .btn-secondary:hover:not(:disabled){background:var(--color-gray-200)}[data-theme=dark] .btn-primary{background:var(--color-primary);box-shadow:0 1px 3px #9b82fc4d,0 4px 12px #9b82fc26}[data-theme=dark] .input,[data-theme=dark] .select,[data-theme=dark] .chat-input{background:var(--color-gray-100);border-color:var(--color-gray-200);color:var(--color-gray-900)}[data-theme=dark] .input:focus,[data-theme=dark] .select:focus,[data-theme=dark] .chat-input:focus{border-color:var(--color-primary);background:var(--color-gray-50);box-shadow:0 0 0 3px #9b82fc26}[data-theme=dark] .nav-bottom{background:#18181fe0;border-top-color:var(--color-gray-200)}[data-theme=dark] .nav-item{color:var(--color-gray-500)}[data-theme=dark] .nav-item:hover{color:var(--color-gray-600)}[data-theme=dark] .chat-input-container,[data-theme=dark] .session-controls{background:var(--color-surface);border-top-color:var(--color-gray-200)}[data-theme=dark] .message-assistant{background:var(--color-gray-50);border-color:var(--color-gray-200);color:var(--color-gray-800)}[data-theme=dark] .chat-messages{background:var(--color-bg)}[data-theme=dark] .header{background:var(--color-surface);border-bottom-color:var(--color-gray-200)}[data-theme=dark] .skeleton{background:linear-gradient(90deg,var(--color-gray-100) 25%,var(--color-gray-200) 50%,var(--color-gray-100) 75%);background-size:200% 100%}[data-theme=dark] .npf-banner{background:linear-gradient(90deg,#6366f1,#4f46e5)}[data-theme=dark] .subject-card{border-color:var(--color-gray-200)}[data-theme=dark] .progress-bar{background:var(--color-gray-200)}.desktop-sidebar{display:none}@media (min-width: 768px){.app-container{flex-direction:row}.desktop-sidebar{display:flex;flex-direction:column;width:240px;min-width:240px;padding:var(--spacing-lg) 0;background:var(--color-surface, white);height:100dvh;overflow-y:auto}.desktop-sidebar-logo{padding:0 var(--spacing-lg);margin-bottom:var(--spacing-xl)}.desktop-sidebar-logo h2{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;background:linear-gradient(135deg,var(--color-primary),#6366F1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.desktop-sidebar-logo p{font-size:.75rem;color:var(--color-gray-500);margin-top:.125rem}.sidebar-nav{display:flex;flex-direction:column;gap:.125rem;padding:0 var(--spacing-sm);flex:1}.sidebar-nav-item{display:flex;align-items:center;gap:.75rem;padding:.625rem var(--spacing-md);border-radius:var(--radius-lg);color:var(--color-gray-500);text-decoration:none;font-size:.9375rem;font-weight:500;transition:all var(--transition-fast)}.sidebar-nav-item:hover{background:var(--color-gray-50);color:var(--color-gray-700)}.sidebar-nav-item.active{background:#7c5cfc14;color:var(--color-primary);font-weight:600}[data-theme=dark] .sidebar-nav-item:hover{background:var(--color-gray-100)}[data-theme=dark] .sidebar-nav-item.active{background:#9b82fc1f}.sidebar-nav-item svg{width:20px;height:20px;stroke-width:1.75;flex-shrink:0}.sidebar-bottom{padding:var(--spacing-sm) var(--spacing-sm);margin-top:auto;border-top:1px solid rgb(0 0 0 / .06);padding-top:var(--spacing-md)}[data-theme=dark] .sidebar-bottom{border-top-color:var(--color-gray-200)}.sidebar-user{display:flex;align-items:center;gap:.625rem;padding:.5rem var(--spacing-md);border-radius:var(--radius-lg);text-decoration:none;color:inherit;transition:background var(--transition-fast)}.sidebar-user:hover{background:var(--color-gray-50)}[data-theme=dark] .sidebar-user:hover{background:var(--color-gray-100)}.sidebar-user-avatar{width:34px;height:34px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--color-primary),#6366F1);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.8125rem;flex-shrink:0}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{font-weight:600;font-size:.8125rem;color:var(--color-gray-800);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-role{font-size:.6875rem;color:var(--color-gray-500)}.nav-bottom{display:none!important}.app-container>main{flex:1;min-width:0;border-left:none}.p-lg,.p-xl,.p-md{max-width:800px;padding-left:var(--spacing-xl);padding-right:var(--spacing-xl)}.subject-grid{grid-template-columns:repeat(3,1fr)}.session-type-grid{grid-template-columns:repeat(4,1fr)}.chat-messages{max-width:800px;margin:0 auto;width:100%;padding:var(--spacing-xl) var(--spacing-lg)}.chat-input-container,.session-controls{max-width:800px;margin:0 auto}.message{max-width:65%}.session-layout{flex-direction:row;height:100%}.session-main{flex:1;min-width:0}.session-mobile-header{display:none}.session-desktop-header{display:flex;align-items:center;justify-content:space-between;padding:.75rem var(--spacing-lg);background:var(--color-surface, white);border-bottom:1px solid var(--color-gray-100)}.session-mobile-controls{display:none}.session-panel{display:flex;flex-direction:column;width:240px;min-width:240px;background:var(--color-surface, white);overflow-y:auto}[data-theme=dark] .session-panel-section{border-bottom-color:var(--color-gray-200)}[data-theme=dark] .session-panel-stat span:last-child{color:var(--color-gray-300)}[data-theme=dark] .session-panel-action:hover:not(:disabled){background:var(--color-gray-100)}}@media (min-width: 1200px){.subject-grid{grid-template-columns:repeat(4,1fr)}.p-lg,.p-xl,.p-md{max-width:900px}.desktop-sidebar{width:260px;min-width:260px}}.theme-toggle{display:flex;align-items:center;gap:.5rem;padding:.5rem var(--spacing-md);border-radius:var(--radius-lg);cursor:pointer;color:var(--color-gray-500);font-size:.8125rem;font-weight:500;transition:all var(--transition-fast);border:none;background:none;width:100%;text-align:left}.theme-toggle:hover{background:var(--color-gray-50);color:var(--color-gray-700)}[data-theme=dark] .theme-toggle:hover{background:var(--color-gray-100)}.skip-to-content{position:absolute;top:-100%;left:50%;transform:translate(-50%);background:var(--color-primary);color:#fff;padding:.75rem 1.5rem;border-radius:0 0 var(--radius-lg) var(--radius-lg);font-weight:600;font-size:.9375rem;z-index:9999;text-decoration:none;transition:top .2s}.skip-to-content:focus{top:0;outline:3px solid var(--color-primary);outline-offset:2px}:focus-visible{outline:3px solid var(--color-primary, #7C5CFC);outline-offset:2px}[data-theme=dark] :focus-visible{outline-color:var(--color-primary-light, #BBA6FD)}:focus:not(:focus-visible){outline:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}