:root{--bg-primary: #FFFFFF;--bg-secondary: #F7F8FA;--bg-tertiary: #FFFFFF;--bg-elevated: #F0F1F4;--border-primary: #E0E2E8;--border-subtle: #ECEDF1;--border-hover: #C8CBD4;--text-primary: #111827;--text-secondary: #4B5563;--text-tertiary: #9CA3AF;--text-inverse: #FFFFFF;--accent-primary: #2563EB;--accent-hover: #1D4ED8;--accent-muted: rgba(37, 99, 235, .07);--accent-glow: rgba(37, 99, 235, .15);--signal-green: #16A34A;--signal-amber: #D97706;--signal-red: #DC2626;--signal-cyan: #0891B2;--product-clustereye: #7C3AED;--product-elchi: #2563EB;--product-mergepilot: #16A34A;--product-certautopilot: #D97706;--font-main: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--card-radius: 12px;--btn-radius: 8px;--nav-height: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-main);background-color:var(--bg-primary);color:var(--text-secondary);font-size:1rem;line-height:1.7;overflow-x:hidden}#root{min-height:100vh}img{max-width:100%;height:auto;display:block}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:700;line-height:1.2;margin:0}h1{font-size:3rem;line-height:1.1}h2{font-size:2.25rem;line-height:1.15}h3{font-size:1.5rem;line-height:1.25}h4{font-size:1.125rem;line-height:1.3;font-weight:600}p{margin:0}a{color:var(--accent-primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}code,.mono{font-family:var(--font-mono)}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-8)}.section{padding:var(--space-20) 0}.section-sm{padding:var(--space-12) 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:.75rem 1.5rem;border-radius:var(--btn-radius);font-family:var(--font-main);font-size:.875rem;font-weight:600;line-height:1;cursor:pointer;transition:all .2s ease;border:none;text-decoration:none}.btn-primary{background:var(--accent-primary);color:#fff}.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px var(--accent-glow)}.btn-ghost{background:transparent;color:var(--text-primary);border:1px solid var(--border-primary)}.btn-ghost:hover{border-color:var(--border-hover);background:var(--bg-secondary);color:var(--text-primary)}.btn-lg{padding:1rem 2rem;font-size:1rem}.card{background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:var(--card-radius);padding:var(--space-8);transition:border-color .2s ease,box-shadow .2s ease}.card:hover{border-color:var(--border-hover)}.card-interactive:hover{box-shadow:0 4px 20px #0000000f}.badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:100px;font-size:.8125rem;font-weight:500;background:var(--accent-muted);color:var(--accent-primary);border:1px solid rgba(37,99,235,.15)}.badge-neutral{background:var(--bg-secondary);color:var(--text-secondary);border-color:var(--border-primary)}.gradient-text{background:linear-gradient(135deg,var(--accent-primary),var(--product-clustereye));-webkit-background-clip:text;background-clip:text;color:transparent}.gradient-text-accent{background:linear-gradient(135deg,#2563eb,#0891b2);-webkit-background-clip:text;background-clip:text;color:transparent}input,textarea,select{font-family:var(--font-main);font-size:1rem;padding:.875rem 1rem;border-radius:var(--btn-radius);border:1px solid var(--border-primary);background:var(--bg-primary);color:var(--text-primary);outline:none;transition:border-color .2s ease;width:100%}input::placeholder,textarea::placeholder{color:var(--text-tertiary)}input:focus,textarea:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-muted)}.bg-dots{background-image:radial-gradient(circle,var(--border-primary) 1px,transparent 1px);background-size:24px 24px}.bg-secondary{background:var(--bg-secondary)}.bg-gradient-subtle{background:linear-gradient(180deg,var(--bg-secondary),var(--bg-primary))}.divider{height:1px;background:var(--border-subtle);width:100%}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-6)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-6)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-subtle{0%,to{opacity:1}50%{opacity:.6}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@media(max-width:1024px){.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){:root{--nav-height: 56px}.container{padding:0 var(--space-4)}.section{padding:var(--space-12) 0}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.25rem}.btn{padding:.875rem 1.25rem;font-size:.9rem;min-height:44px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.hide-mobile{display:none!important}}@media(max-width:480px){h1{font-size:1.75rem}h2{font-size:1.5rem}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-hover)}