:root{color-scheme:dark;font-family:IBM Plex Sans,Segoe UI,sans-serif;background:#0e1116;color:#e6edf3}body{margin:0}a{color:#7cdeda}button,input{font:inherit;border-radius:8px;border:1px solid #30363d;background:#161b22;color:inherit;padding:8px 12px}button.primary{background:#006a66;border-color:#7cdeda}.layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh}nav{background:#161b22;padding:24px}main{padding:32px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.card{background:#161b22;padding:16px;border-radius:12px}.muted{color:#8b949e;font-size:13px}form{display:grid;gap:12px;max-width:360px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px;border-bottom:1px solid #30363d}