:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:light dark}
*{box-sizing:border-box}
body{margin:0;background:Canvas;color:CanvasText;font-size:16px;line-height:1.5}
main{max-width:900px;margin:auto;padding:clamp(1rem,3vw,2rem)}
header{margin-bottom:1.75rem}
h1{font-size:clamp(1.5rem,4vw,2rem);margin:0}
h2{font-size:1.25rem}
h3{font-size:1.1rem;margin-top:0}
header p{color:GrayText}
.panel{border:1px solid GrayText;border-radius:12px;padding:1rem;margin:1rem 0}
label{display:block;font-weight:600;margin-bottom:.3rem}
input,button{font:inherit;border-radius:8px;padding:.65rem .8rem}
input{width:100%;max-width:500px;background:Canvas;color:CanvasText;border:1px solid GrayText}
button{background:#2056a6;color:white;border:0;cursor:pointer;min-height:44px}
button.secondary{background:transparent;color:CanvasText;border:1px solid GrayText}
button:focus-visible,input:focus-visible{outline:3px solid #398bfa;outline-offset:2px}
form{display:flex;flex-direction:column;align-items:flex-start;gap:.5rem}
form button{margin-top:.3rem}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.actions{display:flex;gap:.5rem;flex-wrap:wrap}
.status{font-weight:600}
.secret{margin:1rem 0;padding:1rem;border:1px dashed GrayText}
pre{max-width:100%;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere}
[hidden]{display:none!important}
@media(max-width:480px){button{width:100%}.toolbar button{width:auto}.actions button{width:auto;flex:1 1 120px}}