:root{--bg-color: #202020;--card-bg: #2d2d2d;--text-primary: #ffffff;--text-secondary: #a3a3a3;--accent: #262626;--highlight: #3b82f6;--font-main: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-main);background-color:var(--bg-color);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit;transition:var(--transition)}ul{list-style:none}button{font-family:inherit;cursor:pointer;border:none;background:none;font-size:1rem;transition:var(--transition)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--highlight)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{padding:80px 0}.text-center{text-align:center}.section-title{font-size:2.5rem;margin-bottom:3rem;font-weight:700;color:var(--text-primary);position:relative;display:inline-block}.section-title:after{content:"";display:block;width:60px;height:4px;background:var(--highlight);margin:10px auto 0;border-radius:2px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}.section-title{font-size:2rem}}