:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--border:#d0d7de;--muted:#6e7781;--accent:#0969da;--error:#cf222e;font-family:system-ui,-apple-system,Segoe UI,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}*{box-sizing:border-box}body{color:canvastext;background:canvas;margin:0}.app{max-width:720px;margin:0 auto;padding:24px 16px}header.app-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:12px;display:flex}nav.app-nav{gap:12px;margin-bottom:20px;display:flex}nav.app-nav button{border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:6px;padding:6px 12px}nav.app-nav button[aria-current=true]{background:var(--accent);color:#fff;border-color:var(--accent)}form{flex-direction:column;gap:12px;max-width:360px;display:flex}label{flex-direction:column;gap:4px;font-size:14px;display:flex}input{border:1px solid var(--border);border-radius:6px;padding:8px;font-size:14px}button[type=submit],button.primary{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-size:14px}button[type=submit]:disabled{opacity:.6;cursor:not-allowed}.error{color:var(--error);font-size:14px}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:8px;font-size:14px}.muted{color:var(--muted);font-size:13px}.card{border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:16px}.link-button{color:var(--accent);cursor:pointer;background:0 0;border:none;padding:0;font-size:14px;text-decoration:underline}