*{box-sizing:border-box;margin:0;padding:0}:root{--primary-color:#2563eb;--primary-hover:#1d4ed8;--secondary-color:#64748b;--accent-color:#10b981;--accent-hover:#059669;--error-color:#ef4444;--warning-color:#f59e0b;--success-color:#22c55e;--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--bg-dark:#0f172a;--bg-overlay:#00000080;--text-primary:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--text-inverse:#fff;--border-light:#e2e8f0;--border-medium:#cbd5e1;--border-dark:#64748b;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a,0 8px 10px -6px #0000001a;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--radius-sm:0.25rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-full:9999px;--font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe 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var(--spacing-md);width:100%}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.text-center{text-align:center}.text-sm{font-size:.875rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.rounded{border-radius:.5rem;border-radius:var(--radius-md)}.rounded-lg{border-radius:.75rem;border-radius:var(--radius-lg)}.rounded-full{border-radius:9999px;border-radius:var(--radius-full)}.shadow{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a;box-shadow:var(--shadow-md)}.shadow-lg{box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;box-shadow:var(--shadow-lg)}@media (max-width:768px){.container{padding:0 .5rem;padding:0 var(--spacing-sm)}html{font-size:14px}}.voice-active{animation:pulse 2s infinite}.recording{animation:recording-pulse 1s infinite}.loading{animation:spin 1s linear infinite}@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}html{scroll-behavior:auto}}@media (prefers-contrast:high){:root{--border-light:#000;--border-medium:#000;--text-secondary:#000}}.app,.app-loading{background-color:var(--bg-primary);display:flex;flex-direction:column;min-height:100vh}.app-loading{align-items:center;gap:var(--spacing-lg);justify-content:center}.app-loading p{color:var(--text-secondary);font-size:1.125rem;font-weight:500}.app-main{display:flex;flex:1 1;flex-direction:column;min-height:0}.page-enter{opacity:0;transform:translateY(20px)}.page-enter-active{transition:opacity var(--transition-normal),transform var(--transition-normal)}.page-enter-active,.page-exit{opacity:1;transform:translateY(0)}.page-exit-active{opacity:0;transform:translateY(-20px);transition:opacity var(--transition-normal),transform 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var(--transition-fast)}.logo-link:hover{color:var(--primary-color)}.logo-icon{font-size:1.5rem}.logo-text{-webkit-text-fill-color:#0000;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));-webkit-background-clip:text;background-clip:text;font-weight:700}.desktop-nav{display:flex;flex:1 1;justify-content:center}.nav-list{display:flex;gap:var(--spacing-lg);list-style:none;margin:0;padding:0}.nav-link{border-radius:var(--radius-md);color:var(--text-secondary);display:block;font-weight:500;padding:var(--spacing-sm) var(--spacing-md);position:relative;text-decoration:none;transition:all 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var(--transition-fast)}.mobile-nav-link--active,.mobile-nav-link:hover{background-color:var(--bg-secondary);border-left-color:var(--primary-color);color:var(--primary-color)}.mobile-nav-divider{background-color:var(--border-light);height:1px;margin:var(--spacing-sm) var(--spacing-md)}@media (max-width:768px){.desktop-nav{display:none}.mobile-menu-button{display:flex}.mobile-nav{display:block}.header-actions{gap:var(--spacing-sm)}.user-greeting{display:none}.auth-buttons{gap:var(--spacing-xs)}}@media (max-width:480px){.header-content{height:56px}.logo-text{display:none}.logo-icon{font-size:1.75rem}}.button{align-items:center;border:1px solid #0000;border-radius:var(--radius-md);cursor:pointer;display:inline-flex;font-family:inherit;font-weight:500;gap:var(--spacing-sm);justify-content:center;position:relative;text-align:center;text-decoration:none;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none;white-space:nowrap}.button:focus{outline:2px solid 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.2s}.auth-modal-close:hover{color:#374151}.auth-form{padding:0 1.5rem 1.5rem}.form-group{margin-bottom:1rem}.form-group label{color:#374151;display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem}.form-group input,.form-group select{border:1px solid #d1d5db;border-radius:6px;box-sizing:border-box;font-size:1rem;padding:.75rem;transition:border-color .2s,box-shadow .2s;width:100%}.form-group input:focus,.form-group select:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a;outline:none}.auth-error{background:#fef2f2;border:1px solid #fecaca;border-radius:6px;color:#dc2626;font-size:.875rem;margin-bottom:1rem;padding:.75rem}.auth-submit-btn{margin-bottom:1rem;width:100%}.auth-switch{border-top:1px solid #e5e7eb;padding-top:1rem;text-align:center}.auth-switch p{color:#6b7280;font-size:.875rem;margin:0}.auth-switch-btn{background:none;border:none;color:#3b82f6;cursor:pointer;font-size:.875rem;font-weight:500;text-decoration:underline}.auth-switch-btn:hover{color:#2563eb}@media (max-width:640px){.auth-modal{margin:1rem;max-width:none}.auth-modal-header{margin-bottom:1rem;padding:1rem 1rem 0}.auth-form{padding:0 1rem 1rem}}.footer{background-color:var(--bg-secondary);border-top:1px solid var(--border-light);margin-top:auto}.footer-content{grid-gap:var(--spacing-2xl);display:grid;gap:var(--spacing-2xl);grid-template-columns:2fr 1fr 1fr 1fr;padding:var(--spacing-2xl) 0}.footer-section{display:flex;flex-direction:column;gap:var(--spacing-md)}.footer-logo{align-items:center;display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.footer-logo .logo-icon{font-size:1.5rem}.footer-logo .logo-text{-webkit-text-fill-color:#0000;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));-webkit-background-clip:text;background-clip:text;font-size:1.25rem;font-weight:700}.footer-description{color:var(--text-secondary);line-height:1.6;max-width:300px}.footer-title{color:var(--text-primary);font-size:1rem;font-weight:600;margin-bottom:var(--spacing-sm)}.footer-links{display:flex;flex-direction:column;gap:var(--spacing-sm);list-style:none;margin:0;padding:0}.footer-links a{color:var(--text-secondary);font-size:.875rem;text-decoration:none;transition:color var(--transition-fast)}.footer-links a:hover{color:var(--primary-color)}.footer-bottom{border-top:1px solid var(--border-light);padding:var(--spacing-lg) 0}.footer-bottom-content{align-items:center;display:flex;gap:var(--spacing-md);justify-content:space-between}.copyright{color:var(--text-muted);font-size:.875rem;margin:0}.footer-social{display:flex;gap:var(--spacing-lg)}.footer-social a{color:var(--text-secondary);font-size:.875rem;text-decoration:none;transition:color var(--transition-fast)}.footer-social a:hover{color:var(--primary-color)}@media (max-width:1024px){.footer-content{gap:var(--spacing-xl);grid-template-columns:1fr 1fr 1fr}.footer-section:first-child{grid-column:1/-1;margin-bottom:var(--spacing-lg)}}@media (max-width:768px){.footer-content{gap:var(--spacing-lg);grid-template-columns:1fr 1fr;padding:var(--spacing-xl) 0}.footer-section:first-child{grid-column:1/-1;margin-bottom:var(--spacing-md)}.footer-bottom-content{flex-direction:column;gap:var(--spacing-sm);text-align:center}}@media (max-width:480px){.footer-content{gap:var(--spacing-md);grid-template-columns:1fr;padding:var(--spacing-lg) 0}.footer-section:first-child{grid-column:1;margin-bottom:0}.footer-description{max-width:none}.footer-social{gap:var(--spacing-md)}}.loading-spinner{align-items:center;display:inline-flex;justify-content:center}.loading-spinner-circle{animation:spin 1s linear 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var(--transition-normal);z-index:var(--z-toast)}.toast--visible{opacity:1;transform:translateX(0)}.toast--hidden{opacity:0;transform:translateX(100%)}.toast-content{align-items:center;background-color:var(--bg-primary);border-left:4px solid;border-radius:var(--radius-lg);display:flex;gap:var(--spacing-sm);padding:var(--spacing-md)}.toast-icon{flex-shrink:0;font-size:1.25rem;font-weight:700}.toast-message{color:var(--text-primary);flex:1 1;font-size:.875rem;line-height:1.4}.toast-close{align-items:center;border-radius:var(--radius-sm);color:var(--text-secondary);display:flex;flex-shrink:0;font-size:.875rem;height:24px;justify-content:center;transition:all var(--transition-fast);width:24px}.toast-close:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.toast--success .toast-content{border-left-color:var(--success-color)}.toast--success .toast-icon{color:var(--success-color)}.toast--error .toast-content{border-left-color:var(--error-color)}.toast--error .toast-icon{color:var(--error-color)}.toast--warning .toast-content{border-left-color:var(--warning-color)}.toast--warning .toast-icon{color:var(--warning-color)}.toast--info .toast-content{border-left-color:var(--primary-color)}.toast--info .toast-icon{color:var(--primary-color)}@media (max-width:768px){.toast{left:var(--spacing-sm);max-width:none;min-width:auto;right:var(--spacing-sm);top:var(--spacing-sm)}.toast--visible{transform:translateY(0)}.toast--hidden{transform:translateY(-100%)}}.home-page{min-height:100vh}.hero{background:linear-gradient(135deg,var(--bg-primary) 0,var(--bg-secondary) 100%);padding:var(--spacing-2xl) 0}.hero-content{grid-gap:var(--spacing-2xl);align-items:center;display:grid;gap:var(--spacing-2xl);grid-template-columns:1fr 1fr;min-height:500px}.hero-text{display:flex;flex-direction:column;gap:var(--spacing-lg)}.hero-title{color:var(--text-primary);font-size:3rem;font-weight:700;line-height:1.2;margin:0}.hero-title-accent{-webkit-text-fill-color:#0000;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));-webkit-background-clip:text;background-clip:text}.hero-description{color:var(--text-secondary);font-size:1.25rem;line-height:1.6;margin:0;max-width:500px}.hero-actions{display:flex;flex-wrap:wrap;gap:var(--spacing-md)}.hero-illustration,.hero-visual{align-items:center;display:flex;justify-content:center}.hero-illustration{flex-direction:column;gap:var(--spacing-lg);height:300px;position:relative;width:400px}.conversation-bubble{animation:fadeInUp .8s ease-out;border-radius:var(--radius-lg);font-size:.875rem;font-weight:500;max-width:250px;padding:var(--spacing-md) var(--spacing-lg);position:relative}.conversation-bubble--user{align-self:flex-end;animation-delay:.2s;background-color:var(--primary-color);color:#fff}.conversation-bubble--ai{align-self:flex-start;animation-delay:.6s;background-color:var(--bg-tertiary);color:var(--text-primary)}.voice-waves{align-items:center;display:flex;gap:var(--spacing-xs);justify-content:center;margin-top:var(--spacing-md)}.wave{animation:wave 1.5s ease-in-out infinite;background-color:var(--accent-color);border-radius:2px;height:20px;width:4px}.wave:nth-child(2){animation-delay:.2s}.wave:nth-child(3){animation-delay:.4s}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes wave{0%,to{height:20px}50%{height:40px}}.voice-permission-section{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-light);border-top:1px solid var(--border-light);padding:var(--spacing-xl) 0}.features{padding:var(--spacing-2xl) 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