:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;font-weight:400;color-scheme:light;color:#1a202c;background:linear-gradient(135deg,#fafbfc,#f0f9ff,#f8faff);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}a{font-weight:500;color:#06f;text-decoration:none;transition:color .2s ease}a:hover{color:#0052cc}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(135deg,#fafbfc,#f0f9ff,#f8faff);color:#1a202c}h1{font-size:3.2em;line-height:1.1}button{border-radius:12px;border:2px solid transparent;padding:.75em 1.5em;font-size:1em;font-weight:600;font-family:inherit;background:#06f;color:#fff;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px #06f3}button:hover{background:#0052cc;transform:translateY(-2px);box-shadow:0 4px 16px #0066ff4d}button:focus,button:focus-visible{outline:2px solid 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h1{font-size:2.25rem;font-weight:900;margin:0;letter-spacing:-.025em;text-transform:uppercase;background:linear-gradient(45deg,#fff,#e0e7ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.brand-content h2{font-size:1.875rem;font-weight:600;margin-bottom:1.5rem;line-height:1.2;opacity:.95}.brand-content p{font-size:1.125rem;opacity:.9;margin-bottom:3rem;line-height:1.6}.brand-features{display:flex;flex-direction:column;gap:1.5rem;margin-top:2rem}.brand-feature{display:flex;align-items:flex-start;gap:1rem;padding:1.25rem;background:#ffffff1a;border-radius:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);transition:all .3s ease}.brand-feature:hover{background:#ffffff26;transform:translateY(-2px);box-shadow:0 10px 30px #0000001a}.brand-feature .feature-icon{font-size:2rem;flex-shrink:0;margin-top:.25rem}.brand-feature div{display:flex;flex-direction:column;gap:.5rem}.brand-feature 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p{color:var(--text-gray);font-size:1rem}.auth-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.875rem;font-weight:600;color:var(--text-dark)}.input-wrapper{position:relative;display:flex;align-items:center}.input-wrapper input{width:100%;padding:.875rem 1rem .875rem 3rem;border:2px solid var(--border-light);border-radius:var(--border-radius);font-size:1rem;background:#fff;transition:all .2s ease;font-family:inherit}.input-wrapper input:focus{outline:none;border-color:var(--primary-blue);box-shadow:0 0 0 3px #2563eb1a}.input-wrapper input::placeholder{color:var(--text-light)}.input-icon{position:absolute;left:1rem;color:var(--text-gray);z-index:1}.password-toggle{position:absolute;right:1rem;background:none;border:none;cursor:pointer;color:var(--text-gray);padding:.25rem;border-radius:var(--border-radius);transition:color .2s 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p{color:var(--text-gray);margin-bottom:1rem;font-size:.875rem}.auth-link-btn{background:none;border:none;color:var(--primary-blue);text-decoration:none;font-weight:500;cursor:pointer;padding:0;font-size:inherit}.auth-link-btn:hover{text-decoration:underline}.auth-links{display:flex;justify-content:center;margin-top:1rem}.auth-links a{color:var(--text-gray);text-decoration:none;font-size:.875rem}.auth-links a:hover{color:var(--primary-blue);text-decoration:underline}.auth-terms{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border-light)}.auth-terms p{font-size:.875rem;color:var(--text-light);line-height:1.5}.auth-terms a{color:var(--primary-blue);text-decoration:none}.auth-terms a:hover{text-decoration:underline}.auth-social{margin-bottom:1.5rem}.auth-divider{display:flex;align-items:center;margin:1.5rem 0;text-align:center}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border-light)}.auth-divider span{padding:0 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repeat;z-index:1}.welcome-message{position:relative;z-index:2}.onboarding-logo{display:flex;flex-direction:column;align-items:center;gap:1rem;margin-bottom:1rem}.onboarding-logo .neural-icon{font-size:3rem;background:#fff3;border-radius:50%;width:4rem;height:4rem;display:flex;align-items:center;justify-content:center;border:2px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.welcome-message h1{font-size:2.25rem;font-weight:700;margin:0;letter-spacing:-.025em}.welcome-message p{font-size:1.1rem;opacity:.9;margin-bottom:2rem}.progress-bar{display:flex;flex-direction:column;align-items:center;gap:.5rem}.progress-track{width:100%;height:6px;background:#fff3;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:#fff;border-radius:3px;transition:width .3s ease}.progress-text{font-size:.875rem;opacity:.9;font-weight:500}.onboarding-content{flex:1;padding:3rem;display:flex;align-items:center;justify-content:center;min-height:400px}.step-content{width:100%;text-align:center}.step-header{margin-bottom:3rem}.step-icon{color:var(--primary-blue);margin-bottom:1rem}.step-header h2{font-size:1.875rem;font-weight:600;color:var(--text-dark);margin-bottom:.5rem}.step-header p{color:var(--text-gray);font-size:1.1rem}.age-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;max-width:600px;margin:0 auto}.age-card{padding:1rem 1.5rem;border:2px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-white);cursor:pointer;transition:all .2s ease;font-weight:500;color:var(--text-dark);text-align:center}.age-card:hover{border-color:var(--primary-blue);box-shadow:var(--shadow-sm)}.age-card.selected{border-color:var(--primary-blue);background:#3b82f61a;color:var(--primary-blue)}.industry-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;max-width:800px;margin:0 auto}.industry-card{padding:1rem 1.5rem;border:2px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-white);cursor:pointer;transition:all .2s ease;font-weight:500;color:var(--text-dark);text-align:center}.industry-card:hover{border-color:var(--primary-blue);box-shadow:var(--shadow-sm)}.industry-card.selected{border-color:var(--primary-blue);background:#3b82f61a;color:var(--primary-blue)}.occupation-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem;max-width:900px;margin:0 auto}.occupation-card{padding:1rem 1.5rem;border:2px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-white);cursor:pointer;transition:all .2s ease;font-weight:500;color:var(--text-dark)}.occupation-card:hover{border-color:var(--primary-blue);box-shadow:var(--shadow-sm)}.occupation-card.selected{border-color:var(--primary-blue);background:#3b82f61a;color:var(--primary-blue)}.experience-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;max-width:1000px;margin:0 auto}.experience-card{padding:2rem;border:2px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-white);cursor:pointer;transition:all .2s ease;text-align:left}.experience-card:hover{border-color:var(--primary-blue);box-shadow:var(--shadow-sm)}.experience-card.selected{border-color:var(--primary-blue);background:#3b82f61a}.experience-card h3{font-size:1.25rem;font-weight:600;color:var(--text-dark);margin-bottom:.5rem}.experience-card p{color:var(--text-gray);font-size:.95rem;line-height:1.5}.experience-card.selected h3,.experience-card.selected p{color:var(--primary-blue)}.topics-selection{text-align:left;max-width:1000px;margin:0 auto}.topic-category{margin-bottom:2rem}.category-title{font-size:1.125rem;font-weight:600;color:var(--text-dark);margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-light)}.topics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:1.5rem}.topic-card{padding:1.5rem;border:2px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-white);cursor:pointer;transition:all .2s ease;text-align:left}.topic-card:hover{border-color:var(--primary-blue);box-shadow:var(--shadow-sm)}.topic-card.selected{border-color:var(--primary-blue);background:#3b82f61a}.topic-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}.topic-name{font-weight:600;color:var(--text-dark)}.selected-icon{color:var(--primary-blue)}.topic-description{color:var(--text-gray);font-size:.9rem;line-height:1.4;margin:0}.topic-card.selected .topic-name,.topic-card.selected .topic-description{color:var(--primary-blue)}.selection-counter{text-align:center;margin-top:2rem;font-weight:500;color:var(--text-dark)}.selection-hint{color:var(--text-gray);font-weight:400}.newsletter-options{max-width:500px;margin:0 auto}.newsletter-card{padding:2.5rem;border:2px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-white)}.newsletter-card h3{font-size:1.375rem;font-weight:600;color:var(--text-dark);margin-bottom:1.5rem;text-align:center}.newsletter-features{list-style:none;padding:0;margin-bottom:2rem}.newsletter-features li{padding:.5rem 0;color:var(--text-dark);font-size:1rem}.newsletter-toggle{display:flex;justify-content:center}.toggle-label{display:flex;align-items:center;gap:1rem;cursor:pointer;font-weight:500;color:var(--text-dark)}.toggle-label input[type=checkbox]{position:relative;width:50px;height:26px;appearance:none;background:var(--background-gray);border-radius:13px;transition:all .2s ease;cursor:pointer}.toggle-label input[type=checkbox]:checked{background:var(--primary-blue)}.toggle-label input[type=checkbox]:before{content:"";position:absolute;top:2px;left:2px;width:22px;height:22px;background:#fff;border-radius:50%;transition:all .2s ease;box-shadow:0 2px 4px #0000001a}.toggle-label input[type=checkbox]:checked:before{transform:translate(24px)}.terms-content{max-width:600px;margin:0 auto;text-align:left}.terms-summary{padding:2rem;border:1px solid var(--border-light);border-radius:var(--border-radius);background:var(--background-gray);margin-bottom:2rem}.terms-summary h3{font-size:1.25rem;font-weight:600;color:var(--text-dark);margin-bottom:1rem}.terms-summary ul{list-style:none;padding:0}.terms-summary li{color:var(--text-dark);position:relative;padding:.5rem 0 .5rem 1.5rem}.terms-summary li:before{content:"•";color:var(--primary-blue);font-weight:700;position:absolute;left:0}.terms-checkbox{display:flex;justify-content:center}.checkbox-label{display:flex;align-items:flex-start;gap:1rem;cursor:pointer;font-size:1rem;color:var(--text-dark);line-height:1.5}.checkbox-label input[type=checkbox]{width:20px;height:20px;margin-top:2px;appearance:none;border:2px solid #d1d5db;border-radius:4px;cursor:pointer;transition:all .2s ease;position:relative;background:#fff;flex-shrink:0}.checkbox-label input[type=checkbox]:checked{background:var(--primary-blue);border-color:var(--primary-blue)}.checkbox-label input[type=checkbox]:checked:before{content:"✓";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:12px;font-weight:700}.checkbox-label a{color:var(--primary-blue);text-decoration:none}.checkbox-label a:hover{text-decoration:underline}.onboarding-actions{display:flex;justify-content:space-between;align-items:center;padding:2rem 3rem;border-top:1px solid var(--border-light);background:var(--background-gray)}.actions-left,.actions-right{display:flex;gap:1rem}.onboarding-summary{padding:1.5rem 3rem;background:var(--background-white);border-top:1px solid var(--border-light)}.summary-grid{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap}.summary-item{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:var(--border-radius);color:var(--text-gray);font-size:.875rem;font-weight:500;transition:all .2s 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.5rem}.onboarding-header,.onboarding-content,.onboarding-actions,.onboarding-summary{padding-left:1.5rem;padding-right:1.5rem}.onboarding-content{min-height:400px}.summary-grid{flex-direction:column;align-items:center}}.content-tabs{width:100%;background:#fff;border-radius:16px;box-shadow:0 8px 32px #00000014,0 2px 8px #0000000a;overflow:hidden;margin:0;border:1px solid rgba(226,232,240,.6)}.tab-navigation{background:linear-gradient(135deg,#fafbfc,#f7fafc);border-bottom:1px solid rgba(226,232,240,.8);padding:16px 24px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.tab-list{display:flex;gap:8px;margin-bottom:0;flex-wrap:nowrap;justify-content:flex-start;align-items:center;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;padding-bottom:4px}.tab-list::-webkit-scrollbar{display:none}.tab-button{display:flex;align-items:center;gap:8px;padding:12px 20px;border:2px solid 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p{font-size:14px;line-height:1.5;margin-bottom:20px;max-width:400px;margin-left:auto;margin-right:auto}.error-message{text-align:center;padding:20px;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;color:#dc2626;margin-bottom:20px}.retry-button{background:#dc2626;color:#fff;border:none;border-radius:6px;padding:8px 16px;font-weight:500;cursor:pointer;margin-top:8px;transition:all .2s ease}.retry-button:hover{background:#b91c1c;transform:translateY(-1px)}.loading-state{text-align:center;padding:60px 20px;color:#64748b;margin:24px 0}@media (min-width: 1920px){.content-tabs{max-width:1600px;margin:32px auto}.tab-navigation{padding:24px 32px}.tab-button{padding:16px 32px;font-size:15px}.tab-content{padding:40px 32px}.sources-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}}@media (min-width: 1024px) and (max-width: 1919px){.content-tabs{margin:24px 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12px}.tab-content{max-width:100%;overflow-x:hidden}}.topic-selector{max-width:800px;margin:0 auto;padding:40px 20px;min-height:100vh;display:flex;flex-direction:column}.topic-selector-header{text-align:center;margin-bottom:40px}.topic-selector-header h2{font-size:32px;font-weight:700;color:#1a1a1a;margin:0 0 12px;line-height:1.2}.topic-selector-header p{font-size:18px;color:#666;margin:0 0 20px;line-height:1.5}.topic-progress{display:inline-flex;align-items:center;background:#f0f8ff;color:#2563eb;padding:8px 16px;border-radius:20px;font-size:14px;font-weight:600}.back-btn{position:absolute;top:20px;left:20px;background:none;border:none;color:#666;font-size:16px;cursor:pointer;padding:8px;border-radius:8px;transition:all .2s ease;font-family:inherit}.back-btn:hover{background:#f5f5f5;color:#333}.topic-categories{flex:1;display:flex;flex-direction:column;gap:32px;margin-bottom:40px}.topic-category{background:#fff;border-radius:16px;padding:24px;box-shadow:0 2px 12px #00000014;border:1px 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auto;line-height:1.5}.about-content{display:flex;flex-direction:column;gap:4rem}.mission-section,.solution-section,.value-prop-section,.audience-section,.vision-section{background:#fff;border-radius:var(--border-radius-xl);padding:3rem;box-shadow:var(--shadow-lg);border:1px solid var(--border-light)}.section-icon{display:flex;justify-content:center;margin-bottom:2rem;color:var(--primary-blue)}.mission-section h2,.solution-section h2,.value-prop-section h2,.audience-section h2,.vision-section h2{font-size:2rem;font-weight:700;color:var(--text-dark);margin-bottom:1.5rem;text-align:center}.mission-section p,.vision-content p{color:var(--text-gray);font-size:1.125rem;line-height:1.7;margin-bottom:1.5rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem}.feature-card{background:var(--background-light);padding:2rem;border-radius:var(--border-radius-lg);text-align:center;border:1px solid var(--border-light);transition:transform .2s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.feature-card svg{color:var(--primary-blue);margin-bottom:1rem}.feature-card h3{font-size:1.25rem;font-weight:600;color:var(--text-dark);margin-bottom:1rem}.feature-card p{color:var(--text-gray);line-height:1.6;margin:0}.value-props{display:flex;flex-direction:column;gap:2rem;margin-top:2rem}.value-prop{display:flex;gap:2rem;align-items:flex-start;padding:2rem;background:var(--background-light);border-radius:var(--border-radius-lg);border:1px solid var(--border-light)}.prop-number{background:var(--primary-blue);color:#fff;width:3rem;height:3rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.125rem;flex-shrink:0}.prop-content h3{font-size:1.375rem;font-weight:600;color:var(--text-dark);margin-bottom:.75rem}.prop-content p{color:var(--text-gray);line-height:1.6;margin:0}.audience-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;margin-top:2rem}.audience-card{background:linear-gradient(135deg,var(--background-white) 0%,var(--background-light) 100%);padding:2.5rem 2rem;border-radius:var(--border-radius-lg);text-align:center;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:transform .2s ease}.audience-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.audience-card h3{font-size:1.25rem;font-weight:600;color:var(--primary-blue);margin-bottom:1rem}.audience-card p{color:var(--text-gray);line-height:1.6;margin:0}.vision-content{text-align:center}.cta-section{margin-top:3rem;padding:3rem;background:linear-gradient(135deg,var(--primary-blue) 0%,#1e40af 100%);border-radius:var(--border-radius-xl);color:#fff;text-align:center}.cta-section h3{font-size:1.5rem;font-weight:600;margin-bottom:2rem}.cta-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.cta-buttons .btn-primary{background:#fff;color:var(--primary-blue)}.cta-buttons .btn-primary:hover{background:var(--background-light)}.cta-buttons .btn-ghost{border:2px solid rgba(255,255,255,.3);color:#fff}.cta-buttons .btn-ghost:hover{background:#ffffff1a}@media (max-width: 1024px){.about-container{padding:1.5rem}.features-grid,.audience-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}}@media (max-width: 768px){.about-container{padding:1rem}.about-header{padding:2rem 1.5rem;margin-bottom:2rem}.about-hero h1{font-size:2rem}.hero-subtitle{font-size:1.125rem}.mission-section,.solution-section,.value-prop-section,.audience-section,.vision-section{padding:2rem}.features-grid,.audience-grid{grid-template-columns:1fr}.value-prop{flex-direction:column;text-align:center;gap:1rem}.cta-buttons{flex-direction:column;align-items:center}.btn-large{width:100%;max-width:300px}}@media (max-width: 640px){.about-content{gap:2rem}.mission-section,.solution-section,.value-prop-section,.audience-section,.vision-section{padding:1.5rem}.cta-section{padding:2rem 1.5rem}.about-hero h1{font-size:1.75rem}.section-icon{margin-bottom:1rem}}