@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap";:root{--primary: #6366f1;--primary-hover: #4f46e5;--bg-dark: #0f172a;--bg-card: rgba(30, 41, 59, .7);--text-main: #f8fafc;--text-muted: #94a3b8;--glass-border: rgba(255, 255, 255, .1);--font-family: "Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100vh!important;width:100vw!important;margin:0!important;padding:0!important;overflow:hidden!important;position:fixed!important}body{font-family:var(--font-family);background-color:var(--bg-dark);color:var(--text-main);line-height:1.5;overflow:hidden!important}#root{width:100vw!important;height:100vh!important;overflow:hidden!important;position:fixed!important;top:0;left:0}a{text-decoration:none;color:inherit;transition:all .3s ease}button{cursor:pointer;border:none;outline:none;font-family:inherit}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-10px)}to{transform:translateY(0)}}.animate-fade-in{animation:fadeIn .8s ease-out forwards}.animate-float{animation:float 3s ease-in-out infinite}:root{--primary: #588ef2;--primary-hover: #4a7de0;--primary-gradient: linear-gradient(135deg, #588ef2 0%, #8b5cf6 100%);--primary-glow: rgba(88, 142, 242, .4);--bg-main: #f9f9f8;--bg-card: #ffffff;--text-main: #1d1d1b;--text-muted: #6b6b6b;--glass-border: #e5e5e0;--sidebar-bg: #f3f3f2;--correct: #22c55e;--incorrect: #ef4444;--color-indigo: #6366f1;--color-purple: #8b5cf6;--color-pink: #d946ef;--color-green: #10b981;--color-amber: #f59e0b;--color-blue: #3b82f6;--color-red: #ef4444;--color-yellow: #fbbf24;--color-rose: #ec4899;--gradient-title: linear-gradient(135deg, var(--color-indigo) 0%, var(--color-purple) 50%, var(--color-pink) 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var(--glass-border)}.nav{display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;font-weight:700;letter-spacing:-1px}.logo-img{height:64px;width:auto;object-fit:contain}.logo span{color:var(--primary)}.nav-links{display:flex;align-items:center;gap:2rem}.nav-links a{font-weight:500;color:var(--text-muted);text-decoration:none}.nav-links a:hover{color:var(--text-main)}.btn-primary{background:var(--primary-gradient);color:#fff;border:none;padding:.8rem 1.75rem;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px var(--primary-glow);display:flex;align-items:center;gap:.5rem;font-size:.95rem}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--primary-glow);filter:brightness(1.05)}.btn-primary.lg{padding:1rem 2.25rem;font-size:1.1rem}.btn-secondary{background:#fff;color:var(--text-main);border:1px solid var(--glass-border);padding:.8rem 1.75rem;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 1px 3px #0000000d;display:flex;align-items:center;gap:.5rem}.btn-secondary:hover{background:#fdfdfd;border-color:var(--primary);color:var(--primary);box-shadow:0 4px 12px #588ef21a}.btn-secondary.lg{padding:1rem 2.25rem;font-size:1.1rem}.btn-primary:disabled,.btn-secondary:disabled{opacity:.5;cursor:not-allowed;filter:grayscale(.5);box-shadow:none}.hero{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:4rem;padding:8rem 2rem}.hero-title{font-size:4rem;font-weight:800;line-height:1.1;margin-bottom:1.5rem}.hero-title .title-gradient{background:linear-gradient(135deg,var(--color-indigo) 0%,var(--color-purple) 50%,var(--color-pink) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.hero-title span{background:linear-gradient(90deg,#6daaf0,#a78bfa);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:1.25rem;color:var(--text-muted);margin-bottom:2.5rem;max-width:600px}.hero-actions{display:flex;gap:1rem}.hero-visual{position:relative;display:flex;justify-content:center;align-items:center}.visual-blob{position:absolute;width:300px;height:300px;background:radial-gradient(circle,rgba(109,170,240,.1) 0%,transparent 70%);filter:blur(40px);z-index:-1}.visual-card{width:100%;max-width:350px;background:#fff;border:1px solid var(--glass-border);border-radius:16px;padding:1.5rem;box-shadow:0 20px 40px -10px #0000000d}.card-header{display:flex;gap:6px;margin-bottom:1.5rem}.dot{width:10px;height:10px;border-radius:50%}.dot.red{background:#ff6b6b}.dot.yellow{background:#ffd93d}.dot.green{background:#6bcb77}.line{height:8px;background:#f3f3f2;border-radius:4px;margin-bottom:12px}.line.long{width:100%}.line.med{width:70%}.line.short{width:40%}.features{padding:6rem 2rem}.section-title{font-size:2.5rem;text-align:center;margin-bottom:4rem;background:var(--gradient-title);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-weight:700}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.feature-card{background:#fff;border:1px solid var(--glass-border);padding:2.5rem;border-radius:20px;transition:all .3s ease;box-shadow:0 4px 6px -1px #00000005}.feature-card:hover{transform:translateY(-8px);border-color:var(--primary);box-shadow:0 20px 25px -5px #0000000d}.feature-icon{font-size:2.5rem;margin-bottom:1.5rem;color:var(--primary)}.feature-card:nth-child(1) .feature-icon{color:var(--color-indigo)}.feature-card:nth-child(2) .feature-icon{color:var(--color-green)}.feature-card:nth-child(3) .feature-icon{color:var(--color-amber)}.feature-card:nth-child(4) .feature-icon{color:var(--color-purple)}.feature-card:nth-child(5) .feature-icon{color:var(--color-red)}.feature-card:nth-child(6) .feature-icon{color:var(--color-blue)}.feature-title{font-size:1.5rem;margin-bottom:1rem;font-weight:600}.feature-card:nth-child(1) .feature-title{color:var(--color-indigo)}.feature-card:nth-child(2) .feature-title{color:var(--color-green)}.feature-card:nth-child(3) .feature-title{color:var(--color-amber)}.feature-card:nth-child(4) .feature-title{color:var(--color-purple)}.feature-card:nth-child(5) .feature-title{color:var(--color-red)}.feature-card:nth-child(6) .feature-title{color:var(--color-blue)}.feature-description{color:var(--text-muted)}.about{padding:6rem 2rem;background:#fff;border-radius:40px;margin-bottom:4rem}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.about-text h3{font-size:1.75rem;margin-bottom:1rem;color:var(--text-main)}.about-text p{color:var(--text-muted);font-size:1.1rem;margin-bottom:1.5rem}.about-list{list-style:none;display:flex;flex-direction:column;gap:1rem}.about-list li{position:relative;padding-left:1.5rem;color:var(--text-muted)}.about-list li:before{content:"•";position:absolute;left:0;color:var(--primary);font-weight:700}.about-visual{display:flex;justify-content:center;align-items:center}.tech-badge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;width:100%}.tech-badge{background:var(--bg-main);border:1px solid var(--glass-border);padding:1.5rem;border-radius:16px;text-align:center;font-weight:600;color:var(--text-main);transition:all .3s 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#00000005}.new-chat-btn:hover{border-color:var(--primary);color:var(--primary);background:#588ef205;transform:scale(1.02);box-shadow:0 4px 12px #588ef214}.sidebar-actions{display:flex;flex-direction:column;gap:12px;margin-bottom:2rem;flex-shrink:0}.quiz-btn-sidebar{display:flex;align-items:center;justify-content:center;width:100%;padding:.85rem 1.25rem;border-radius:12px;background:var(--primary-gradient);border:none;color:#fff;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px var(--primary-glow)}.quiz-btn-sidebar:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--primary-glow);filter:brightness(1.05)}.quiz-btn-sidebar:active{transform:translateY(0)}.quiz-btn-sidebar:disabled{background:#ccc;color:#666;cursor:not-allowed;opacity:.6;box-shadow:none;transform:none}.quiz-btn-sidebar:disabled:hover{transform:none;box-shadow:none;filter:none}.start-btn-sidebar{background:var(--primary-gradient);color:#fff;border:none;box-shadow:0 4px 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#00000014}.input-textarea-modern{width:100%;background:transparent;border:none;color:var(--text-main);font-size:1rem;line-height:1.5;resize:none;min-height:60px;max-height:200px;padding:.5rem;outline:none;font-family:inherit}.input-textarea-modern::placeholder{color:var(--text-muted)}.input-controls{display:flex;justify-content:space-between;align-items:center;gap:.5rem;padding-top:.5rem}.input-controls-left{display:flex;align-items:center;gap:.5rem}.icon-btn-input{background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:8px;transition:all .2s;flex-shrink:0}.icon-btn-input:hover{background:#0000000d;color:var(--text-main)}.tools-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;gap:.35rem;padding:.5rem .75rem;border-radius:8px;transition:all .2s;font-size:.9rem;font-weight:500;flex-shrink:0}.tools-btn:hover{background:#0000000d;color:var(--text-main)}.send-btn-modern{background:#e5e5e0;color:#fff;border:none;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;transition:all .2s;cursor:pointer;flex-shrink:0}.send-btn-modern.active{background:var(--primary);opacity:1;cursor:pointer}.send-btn-modern.active:hover{transform:translateY(-1px);background:var(--primary-hover)}.send-btn-modern:disabled{opacity:.5;cursor:not-allowed}.input-wrapper{position:relative;background:#fff;border:1px solid var(--glass-border);border-radius:16px;padding:.75rem 1rem;display:flex;align-items:flex-end;gap:.75rem;box-shadow:0 4px 12px #0000000d;transition:border-color .2s,box-shadow .2s;max-width:800px;width:100%;margin:0 auto}.input-wrapper:focus-within{border-color:var(--primary);box-shadow:0 4px 20px #00000014}.input-wrapper 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0;flex-shrink:0}.message-content{display:flex;gap:1.25rem;max-width:800px;margin:0 auto;width:100%}.avatar{width:32px;height:32px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;overflow:hidden}.assistant .avatar{background:#f3f3f2}.user .avatar{background:#e5e5e0}.avatar img{width:24px;height:24px}.user-avatar-img{width:100%!important;height:100%!important;object-fit:cover}.text{line-height:1.6;color:var(--text-main)}.quiz-success-actions{margin-top:1rem;display:flex;gap:.75rem}.start-quiz-chat-btn{background:var(--primary-gradient);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:10px;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px var(--primary-glow);display:inline-flex;align-items:center;gap:.5rem;font-size:.95rem}.start-quiz-chat-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--primary-glow);filter:brightness(1.05)}.start-quiz-chat-btn:active{transform:translateY(0)}.status-indicator-container{display:flex;justify-content:center;padding:1.5rem 0;width:100%;animation:statusPulse .3s ease-in-out}@keyframes statusPulse{0%{transform:scale(.95);opacity:.8}50%{transform:scale(1.02)}to{transform:scale(1);opacity:1}}.status-indicator{display:flex;align-items:center;gap:1rem;padding:1.25rem 1.75rem;background:#fff;border:2px solid var(--glass-border);border-radius:14px;max-width:800px;width:100%;box-shadow:0 4px 16px #00000014;transition:all .3s ease}.status-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;flex-shrink:0}.status-emoji{font-size:1.5rem}.spinner{animation:spin 1s linear infinite;color:var(--primary)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.status-content{flex:1;display:flex;flex-direction:column;gap:.5rem}.status-text{font-size:1rem;font-weight:600;letter-spacing:.3px}.status-progress{width:100%;height:4px;background:#f3f3f2;border-radius:2px;overflow:hidden}.status-progress-bar{height:100%;background:var(--primary);border-radius:2px;animation:progress 1.5s ease-in-out infinite}@keyframes progress{0%{width:0%;margin-left:0%}50%{width:40%;margin-left:30%}to{width:0%;margin-left:100%}}.status-thinking,.status-handoff,.status-processing,.status-saving{border-color:var(--primary);background:#588ef205}.status-completed{border-color:var(--correct);background:#22c55e05}.status-failed{border-color:var(--incorrect);background:#ef444405}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse-glow{0%,to{opacity:.5;transform:scale(1)}50%{opacity:.8;transform:scale(1.1)}}@keyframes 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.entry-stats{color:#fff}.entry-rank{min-width:60px;display:flex;align-items:center;justify-content:center}.rank-number{font-size:1.5rem;font-weight:700;color:var(--text-muted)}.entry-info{flex:1;display:flex;flex-direction:column;gap:.25rem}.entry-name{font-size:1.125rem;font-weight:600;color:var(--text-main);display:flex;align-items:center;gap:.75rem}.you-badge{padding:.25rem .75rem;background:var(--primary);color:#fff;border-radius:12px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.entry-stats{font-size:.875rem;color:var(--text-muted)}.entry-score{text-align:right}.score-value{display:block;font-size:1.75rem;font-weight:700;color:var(--primary);margin-bottom:.25rem}.score-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.quiz-stats-section{background:var(--bg-card);border-radius:16px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 20px #0000001a}.quiz-stats-section 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.btn-secondary:hover{background:#fff;color:var(--primary)}.footer-content{text-align:center}.footer-tagline{font-size:1.125rem;font-weight:500;margin-bottom:1rem;color:var(--text-primary);line-height:1.6;max-width:800px;margin-left:auto;margin-right:auto}@media(max-width:768px){.hero-actions{flex-direction:column;width:100%}.hero-actions button{width:100%}.experience-categories,.features-grid-large,.perfect-for-grid,.steps-grid{grid-template-columns:1fr}.cta-content h2{font-size:2rem}.cta-content p{font-size:1rem}.cta-actions{flex-direction:column;width:100%}.cta-actions button{width:100%}}html{scroll-behavior:smooth}.nav-links a{position:relative;transition:color .3s ease}.nav-links a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--primary);transition:width .3s ease}.nav-links 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