:root{--bg:#fff;--fg:#1a1a1a;--muted:#666;--surface:#f6f7f9;--border:#c9ccd2;--accent:#1f5fbf;--accent-soft:#e6eefa;--on-accent:#fff;--success:#1d6b34;--success-soft:#e3f4e8;--error:#a3241b;--error-soft:#fbe7e5}@media (prefers-color-scheme:dark){:root{--bg:#121418;--fg:#e8e9eb;--muted:#9a9ea6;--surface:#1b1e24;--border:#3a3f48;--accent:#5b93e6;--accent-soft:#1c2a40;--on-accent:#0b0d10;--success:#7ad394;--success-soft:#16301f;--error:#f08c84;--error-soft:#3a1a17}}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}main{max-width:560px;margin:0 auto;padding:3rem 1rem}h1{margin:0 0 .25rem;font-size:1.6rem}.lead{color:var(--muted);margin:0 0 2rem}main.wide{max-width:1100px}h2{margin:2rem 0 .75rem;font-size:1.15rem}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}.muted{color:var(--muted)}.header{border-bottom:1px solid var(--border);background:var(--surface);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1rem;padding:.75rem 1rem;display:flex}.header nav,.header form{align-items:center;gap:1rem;display:flex}.header a{color:var(--accent);font-weight:600;text-decoration:none}.header a:hover{text-decoration:underline}.form{flex-direction:column;gap:1rem;display:flex}.form .row{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;display:grid}label{flex-direction:column;gap:.25rem;font-size:.95rem;font-weight:600;display:flex}label.checkbox{flex-direction:row;align-items:center;gap:.5rem;font-weight:400}input:not([type=checkbox]){font:inherit;border:1px solid var(--border);background:var(--bg);width:100%;color:var(--fg);border-radius:8px;padding:.5rem .65rem;font-weight:400}input:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button.primary,button.secondary{font:inherit;cursor:pointer;border-radius:8px;padding:.6rem 1.2rem}button.primary{background:var(--accent);color:var(--on-accent);border:none;font-weight:600}button.secondary{border:1px solid var(--border);background:var(--bg);color:var(--fg)}button.small{padding:.25rem .6rem;font-size:.85rem}button.link{font:inherit;color:var(--accent);cursor:pointer;background:0 0;border:none;padding:0;text-decoration:underline}button:disabled{opacity:.5;cursor:not-allowed}.success,.error{border-radius:8px;margin:0;padding:.75rem 1rem}.success{background:var(--success-soft);color:var(--success)}.error{background:var(--error-soft);color:var(--error)}.secret{background:var(--bg);color:var(--fg);-webkit-user-select:all;user-select:all;border-radius:4px;padding:.1rem .4rem}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{border-bottom:1px solid var(--border);text-align:left;vertical-align:middle;padding:.5rem}th{color:var(--muted);white-space:nowrap;font-weight:600}td input:not([type=checkbox]){min-width:8rem;padding:.3rem .5rem}tr.inactive td{color:var(--muted)}tr.feedback td{border-bottom:1px solid var(--border)}.actions{flex-wrap:wrap;gap:.4rem;display:flex}