body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;max-width:900px;margin:40px auto;padding:0 16px;}
a{color:#0b57d0}
nav{display:flex;gap:12px;margin-bottom:18px;}
.card{border:1px solid #ddd;border-radius:12px;padding:16px;margin:12px 0;}
label{display:block;margin:8px 0 4px;}
input{width:100%;padding:10px;border:1px solid #ccc;border-radius:10px;}
button{padding:10px 14px;border:1px solid #111;border-radius:10px;background:#111;color:#fff;cursor:pointer;margin-top:10px;}
pre{background:#f6f6f6;padding:12px;border-radius:10px;overflow:auto;}
.small{font-size:12px;color:#555}
.status{margin-top:10px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;font-size:12px;white-space:pre-wrap}