body{font-family:system-ui,sans-serif;margin:0;background:#f6f7fb}header{background:#222;color:#fff;padding:.75rem 1.25rem;display:flex;align-items:center;justify-content:space-between}header h1{margin:0;font-size:1.4rem}header h1 a{color:#fff;text-decoration:none}nav a{color:#ddd;margin-left:.75rem;text-decoration:none;font-size:.95rem}nav a:hover{color:#fff}main{max-width:900px;margin:1.5rem auto;padding:0 1rem}.tool-card{background:#fff;padding:1rem;margin-bottom:1rem;border-radius:6px;box-shadow:0 1px 3px rgba(0,0,0,0.06)}button{padding:.4rem .9rem;border-radius:4px;border:1px solid #444;background:#333;color:#fff;cursor:pointer}button:hover{background:#444}textarea,input[type="text"],select{font-family:monospace}.swagger-wrapper{padding-top:1rem}