:root{--brand-blue-50: #eff6ff;--brand-blue-100: #dbeafe;--brand-blue-200: #bfdbfe;--brand-blue-300: #93c5fd;--brand-blue-400: #60a5fa;--brand-blue-500: #3b82f6;--brand-blue-600: #2563eb;--brand-blue-700: #1d4ed8;--brand-blue-800: #1e40af;--brand-blue-900: #1e3a8a;--brand-purple-500: #8b5cf6;--brand-purple-600: #7c3aed;--brand-purple-700: #6d28d9;--brand-ink: #18181b;--brand-paper: #ffffff;--neutral-0: #ffffff;--neutral-50: #fafafa;--neutral-100: #f4f4f5;--neutral-200: #e4e4e7;--neutral-300: #d4d4d8;--neutral-400: #a1a1aa;--neutral-500: #71717a;--neutral-600: #52525b;--neutral-700: #3f3f46;--neutral-800: #27272a;--neutral-900: #18181b;--neutral-950: #09090b;--success-50: #ecfdf5;--success-100: #d1fae5;--success-400: #34d399;--success-500: #10b981;--success-600: #059669;--success-700: #047857;--warning-50: #fffbeb;--warning-100: #fef3c7;--warning-400: #fbbf24;--warning-500: #f59e0b;--warning-600: #d97706;--warning-700: #b45309;--danger-50: #fef2f2;--danger-100: #fee2e2;--danger-400: 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0;background:var(--color-bg)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-bottom:4rem}.feature-card{padding:2rem;background:var(--color-surface);border-radius:12px;border:1px solid var(--color-border-light);transition:all .3s ease;position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--color-primary);transform:scaleX(0);transition:transform .3s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--color-border)}.feature-card:hover:before{transform:scaleX(1)}.feature-icon{width:48px;height:48px;background:#007aff26;border:1px solid rgba(0,122,255,.3);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.feature-icon svg{width:24px;height:24px;color:var(--color-primary-light)}.feature-card h3{font-size:1.25rem;margin-bottom:.75rem;color:var(--color-text)}.feature-card p{color:var(--color-text-secondary);line-height:1.6}.feature-highlight{background:var(--color-surface);border-radius:16px;padding:3rem;border:1px solid var(--color-border-light)}.highlight-content h3{font-size:2rem;margin-bottom:1rem;color:var(--color-text)}.highlight-content p{font-size:1.15rem;color:var(--color-text-secondary);line-height:1.7;margin-bottom:2rem}.highlight-stats{display:flex;gap:3rem;flex-wrap:wrap}.highlight-stat{display:flex;flex-direction:column;gap:.25rem}.stat-value{font-size:2.25rem;font-weight:800;line-height:1;color:var(--color-primary-light)}.stat-label{font-size:.9rem;color:var(--color-text-secondary)}@media(max-width:768px){.features{padding:3rem 0}.features-grid{grid-template-columns:1fr;gap:1.5rem}.feature-card{padding:1.5rem}.feature-highlight{padding:2rem 1.5rem}.highlight-content h3{font-size:1.5rem}}.how-it-works{padding:5rem 0;background:var(--color-bg-secondary);position:relative}.steps{display:flex;flex-direction:column;gap:3rem;margin-bottom:4rem;position:relative}.steps:before{content:"";position:absolute;left:35px;top:40px;bottom:40px;width:2px;background:var(--color-border)}.step{display:flex;gap:2rem;align-items:flex-start;position:relative}.step-number{flex-shrink:0;width:70px;height:70px;background:var(--color-primary);color:var(--color-text);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;box-shadow:var(--shadow-lg);position:relative;z-index:1}.step-content{flex:1;min-width:0;background:var(--color-surface);padding:1.5rem 2rem;border-radius:12px;box-shadow:var(--shadow-sm);border:1px solid var(--color-border-light)}.step-content h3{font-size:1.35rem;margin-bottom:.75rem;color:var(--color-text)}.step-content p{color:var(--color-text-secondary);line-height:1.6}.install{margin-top:4.5rem}.install>h3{font-size:2rem;text-align:center;margin-bottom:2.5rem;color:var(--color-text)}.install-cmd{display:block;margin-top:1rem;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.9rem;color:#e2e8f0;background:var(--color-bg-dark);padding:.75rem 1rem;border-radius:8px;border:1px solid var(--color-border);overflow-x:auto;white-space:nowrap}.install-link{display:inline-block;margin-top:1rem;font-weight:600;font-size:.95rem}.step-content code:not(.install-cmd){font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.85em;background:var(--color-bg-dark);padding:.1rem .35rem;border-radius:4px;color:var(--color-primary-light)}.arch-card code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.85em;background:var(--color-bg-dark);padding:.1rem .35rem;border-radius:4px;color:var(--color-primary-light)}.architecture-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.arch-card{background:var(--color-surface);padding:2rem;border-radius:12px;box-shadow:var(--shadow-md);border:1px solid var(--color-border-light);text-align:center;transition:transform .3s ease}.arch-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.arch-card h4{font-size:1.25rem;margin-bottom:1rem;color:var(--color-primary)}.arch-card p{color:var(--color-text-secondary);line-height:1.6}@media(max-width:768px){.how-it-works{padding:3rem 0}.steps:before{left:30px}.step{gap:1.5rem}.step-number{width:60px;height:60px;font-size:1.25rem}.step-content{padding:1.25rem 1.5rem}.step-content h3{font-size:1.15rem}.architecture-grid{grid-template-columns:1fr}.architecture h3{font-size:1.5rem}}.footer{background:var(--color-bg-dark);color:var(--color-text-light);padding:3rem 0 1.5rem;margin-top:auto}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:3rem;margin-bottom:2rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.1)}.footer-section h4{color:var(--color-text);font-size:1.1rem;margin-bottom:1rem;font-weight:600}.footer-section ul{list-style:none;padding:0;margin:0}.footer-section li{margin-bottom:.75rem}.footer-section a{color:var(--color-text-light);transition:color .2s;font-size:.95rem}.footer-section a:hover{color:var(--color-text)}.footer-bottom{text-align:center;padding-top:1rem;color:var(--color-text-light);font-size:.9rem}.footer-bottom p+p{margin-top:.5rem}.footer-bottom a{color:var(--color-primary-light)}.footer-bottom a:hover{color:var(--color-text)}@media(max-width:768px){.footer{padding:2rem 0 1rem}.footer-content{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:2rem}.footer-section h4{font-size:1rem}.footer-section a{font-size:.9rem}}