:root{--bg-primary:#0a0a0a;--bg-secondary:#111;--bg-card:#ffffff08;--bg-card-hover:#ffffff0f;--accent:#00d4ff;--accent-dim:#00d4ff26;--accent-glow:#00d4ff4d;--text-primary:#fff;--text-secondary:#a0a0a0;--text-tertiary:#666;--border:#ffffff14;--font-body:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", monospace;--max-width:1200px;--section-padding:100px 0;--nav-height:70px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:var(--nav-height)}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;overflow-x:hidden}a{color:var(--accent);text-decoration:none;transition:opacity .2s}a:hover{opacity:.8}img{max-width:100%;display:block}button{font-family:var(--font-body);cursor:pointer;border:none;outline:none}input,textarea{font-family:var(--font-body)}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section-title{color:var(--text-primary);margin-bottom:.5rem;font-size:2rem;font-weight:700}.section-subtitle{color:var(--text-secondary);margin-bottom:3rem;font-size:1rem}.accent{color:var(--accent)}.glass{background:var(--bg-card);border:1px solid var(--border);-webkit-backdrop-filter:blur(12px);border-radius:16px}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--text-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}::selection{background:var(--accent-dim);color:var(--text-primary)}@media (width<=768px){:root{--section-padding:60px 0}.section-title{font-size:1.6rem}}