:root{--bg-primary:#0d0d0d;--bg-secondary:#141414;--text-primary:#fff;--text-secondary:#d9d9d9;--accent-blue:#4a7bff;--accent-purple:#9f6bff;--border-color:hsla(0,0%,100%,.08);--font-primary:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--spacing-xs:8px;--spacing-sm:16px;--spacing-md:24px;--spacing-lg:32px;--spacing-xl:48px;--spacing-2xl:64px;--spacing-3xl:80px;--spacing-4xl:120px;--container-max:1180px;--transition-fast:120ms ease-in-out;--transition-base:200ms ease-in-out;--transition-slow:400ms ease-in-out}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-primary);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(circle at 20% 50%,rgba(74,123,255,.03) 0,transparent 50%),radial-gradient(circle at 80% 20%,rgba(159,107,255,.03) 0,transparent 50%);pointer-events:none;z-index:0}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.35;letter-spacing:-.02em;color:var(--text-primary)}h1{font-size:clamp(48px,6vw,72px);letter-spacing:-.03em}h1,h2{font-weight:600}h2{font-size:clamp(36px,4vw,48px);letter-spacing:-.02em}h3{font-size:clamp(24px,3vw,32px);font-weight:600}p{font-size:18px;line-height:1.6;color:var(--text-secondary);letter-spacing:.01em}.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--spacing-lg)}.section{padding:var(--spacing-4xl) 0;position:relative;z-index:1}.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:16px 32px;background:linear-gradient(90deg,var(--accent-blue),var(--accent-purple));color:var(--text-primary);font-weight:600;font-size:16px;border-radius:12px;border:none;cursor:pointer;text-decoration:none;transition:all var(--transition-fast);position:relative;overflow:hidden;letter-spacing:.02em}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.2),transparent);transition:left .6s ease}.btn-primary:hover:before{left:100%}.btn-primary:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 8px 24px rgba(74,123,255,.4)}.btn-primary:active{transform:translateY(0) scale(1)}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:16px 32px;background:transparent;color:var(--text-primary);font-weight:600;font-size:16px;border-radius:12px;border:1px solid var(--border-color);cursor:pointer;text-decoration:none;transition:all var(--transition-fast);letter-spacing:.02em}.btn-secondary:hover{background:var(--text-primary);color:var(--bg-primary);border-color:var(--text-primary);transform:translateY(-2px)}.card{background:hsla(0,0%,100%,.02);border:1px solid var(--border-color);border-radius:16px;padding:var(--spacing-xl);transition:all var(--transition-base);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.card:hover{transform:translateY(-4px);border-color:hsla(0,0%,100%,.12);box-shadow:0 12px 32px rgba(0,0,0,.3)}@keyframes fadeUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:fadeUp .6s ease-out forwards}.fade-up-delay-1{animation:fadeUp .6s ease-out .1s forwards;opacity:0}.fade-up-delay-2{animation:fadeUp .6s ease-out .2s forwards;opacity:0}.fade-up-delay-3{animation:fadeUp .6s ease-out .3s forwards;opacity:0}.gradient-text{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.grid-12{display:grid;grid-template-columns:repeat(12,1fr);grid-gap:var(--spacing-lg);gap:var(--spacing-lg)}.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:var(--spacing-xl);gap:var(--spacing-xl)}@media (max-width:768px){:root{--spacing-4xl:80px;--spacing-3xl:64px}.section{padding:var(--spacing-3xl) 0}.container{padding:0 var(--spacing-md)}h1{font-size:48px}h2{font-size:36px}p{font-size:16px}.grid-3{grid-template-columns:1fr}}.text-center{text-align:center}.mt-lg{margin-top:var(--spacing-xl)}.mb-lg{margin-bottom:var(--spacing-xl)}