*{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#0a0a0a;--bg-secondary:#1a1a1a;--bg-card:#252525;--text-primary:#fff;--text-secondary:#a0a0a0;--accent:#4a9eff;--accent-hover:#6bb0ff;--border:#333}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6}.app{flex-direction:column;min-height:100vh;display:flex}.header{text-align:center;border-bottom:2px solid var(--accent);background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);padding:4rem 2rem}.header h1{background:linear-gradient(135deg, var(--accent) 0%, #6bb0ff 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:3rem;font-weight:700}.subtitle{color:var(--text-secondary);font-size:1.25rem}.main{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:3rem 2rem}section{margin-bottom:4rem}section h2{color:var(--accent);margin-bottom:1.5rem;font-size:2rem}.intro p{color:var(--text-secondary);font-size:1.125rem;line-height:1.8}.package-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;display:grid}.package-card{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:1.5rem;transition:transform .2s,border-color .2s}.package-card:hover{border-color:var(--accent);transform:translateY(-4px)}.package-card h3{color:var(--accent);margin-bottom:.75rem;font-family:Courier New,monospace;font-size:1.125rem}.package-card p{color:var(--text-secondary);font-size:.9rem}.architecture ul{gap:1rem;list-style:none;display:grid}.architecture li{background:var(--bg-card);border-left:3px solid var(--accent);border-radius:4px;padding:1rem 1.5rem}.architecture strong{color:var(--accent);margin-right:.5rem}.code-block{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;padding:1.5rem;font-family:Courier New,monospace;font-size:.9rem;line-height:1.6;overflow-x:auto}.footer{background:var(--bg-secondary);border-top:1px solid var(--border);text-align:center;color:var(--text-secondary);padding:2rem}.footer a{color:var(--accent);text-decoration:none;transition:color .2s}.footer a:hover{color:var(--accent-hover)}@media (width<=768px){.header h1{font-size:2rem}.subtitle{font-size:1rem}.package-grid{grid-template-columns:1fr}section h2{font-size:1.5rem}}