:root{--primary-black: #000000;--primary-white: #ffffff;--accent-blue: #0084ff;--text-gray: #6e6e73;--border-gray: #1d1d1f;--hover-gray: #0a0a0a;--font-primary: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", Monaco, "Cascadia Code", monospace;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 2rem;--spacing-lg: 3rem;--spacing-xl: 4rem;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .6s ease}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-primary);background:var(--primary-black);color:var(--primary-white);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.main-nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:#000c;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-gray)}.nav-container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md);height:64px;display:flex;align-items:center;justify-content:space-between}@media (max-width: 768px){.nav-container{padding:0 var(--spacing-sm)}}.nav-logo{display:flex;align-items:center;text-decoration:none;transition:opacity var(--transition-fast)}.nav-logo:hover{opacity:.8}.logo-img{height:32px;width:auto}.nav-links{display:flex;gap:var(--spacing-lg);align-items:center}@media (min-width: 769px){.nav-links{position:static;transform:none;background:transparent;padding:0;flex-direction:row;box-shadow:none;border:none}}.nav-link{color:var(--text-gray);text-decoration:none;font-size:.9375rem;font-weight:500;transition:color var(--transition-fast);position:relative}.nav-link:hover,.nav-link.active{color:var(--primary-white)}.nav-link.active:after{content:"";position:absolute;bottom:-21px;left:0;right:0;height:1px;background:var(--primary-white)}.nav-mobile-toggle{display:none;flex-direction:column;gap:4px;cursor:pointer;padding:8px;position:relative;z-index:1002}.nav-mobile-toggle span{width:20px;height:2px;background:var(--primary-white);transition:all var(--transition-fast);display:block}.nav-mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.nav-mobile-toggle.active span:nth-child(2){opacity:0}.nav-mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.page-container{min-height:100vh;padding-top:64px}.section{padding:var(--spacing-xl) 0}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}h1,h2,h3,h4,h5,h6{font-weight:700;letter-spacing:-.02em;line-height:1.2}h1{font-size:4rem;margin-bottom:var(--spacing-md)}h2{font-size:3rem;margin-bottom:var(--spacing-md)}h3{font-size:2rem;margin-bottom:var(--spacing-sm)}p{font-size:1.125rem;color:var(--text-gray);margin-bottom:var(--spacing-sm)}.btn{display:inline-block;padding:12px 24px;font-size:.9375rem;font-weight:600;text-decoration:none;border-radius:6px;transition:all var(--transition-fast);cursor:pointer;border:none;outline:none}.btn-primary{background:var(--primary-white);color:var(--primary-black)}.btn-primary:hover{background:#ffffffe6;transform:translateY(-1px)}.btn-secondary{background:transparent;color:var(--primary-white);border:1px solid var(--border-gray)}.btn-secondary:hover{background:var(--hover-gray);border-color:var(--primary-white)}.grid{display:grid;gap:var(--spacing-md)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:#ffffff05;border:1px solid var(--border-gray);border-radius:12px;padding:var(--spacing-md);transition:all var(--transition-normal)}.card:hover{background:#ffffff0a;border-color:#ffffff1a;transform:translateY(-2px)}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-slow) ease forwards}@media (max-width: 768px){h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}.nav-links{position:fixed;top:64px;left:0;right:0;background:#000000fa;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;align-items:flex-start;padding:var(--spacing-sm) var(--spacing-md);gap:var(--spacing-sm);transform:translateY(-120%);transition:transform var(--transition-normal);border-bottom:1px solid var(--border-gray);box-shadow:0 10px 30px #0000004d;z-index:999;max-height:calc(100vh - 64px);overflow-y:auto}.nav-links.active{transform:translateY(0)}.nav-link{width:100%;padding:var(--spacing-xs) 0;font-size:1.125rem}.nav-link.active:after{display:none}.nav-mobile-toggle{display:flex}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.text-center{text-align:center}.text-gradient{background:linear-gradient(135deg,#fff,#6e6e73);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.mt-1{margin-top:var(--spacing-xs)}.mt-2{margin-top:var(--spacing-sm)}.mt-3{margin-top:var(--spacing-md)}.mt-4{margin-top:var(--spacing-lg)}.mt-5{margin-top:var(--spacing-xl)}.mb-1{margin-bottom:var(--spacing-xs)}.mb-2{margin-bottom:var(--spacing-sm)}.mb-3{margin-bottom:var(--spacing-md)}.mb-4{margin-bottom:var(--spacing-lg)}.mb-5{margin-bottom:var(--spacing-xl)}