:root{color-scheme:dark;--bg: #0b0d10;--panel: #14171c;--border: #252a31;--text: #e6e8eb;--muted: #8a94a6;--accent: #6ee7b7;--accent-fg: #042c1e;--danger: #f87171}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:960px;margin:0 auto;padding:24px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:12px;border-bottom:1px solid var(--border)}.brand{font-weight:600;font-size:18px;color:var(--text)}h1{margin:0 0 8px;font-size:24px}.sub{color:var(--muted);margin:0 0 16px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field label{color:var(--muted);font-size:13px}input[type=text],textarea{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:10px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;width:100%}textarea{min-height:320px;resize:vertical}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1 1 0;min-width:200px}button{background:var(--accent);color:var(--accent-fg);border:none;border-radius:6px;padding:10px 16px;font-weight:600;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.result{margin-top:16px;padding:16px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.result code{background:#0b0d10;padding:2px 6px;border-radius:4px;font-size:13px}.result dl{display:grid;grid-template-columns:max-content 1fr;gap:6px 12px;margin:8px 0 0}.result dt{color:var(--muted)}.result dd{margin:0;word-break:break-all}.error{color:var(--danger)}.center{height:100vh;display:grid;place-items:center;color:var(--muted);font-family:ui-monospace,monospace}