:root{--fg:#1d2330;--muted:#5b6475;--bg:#fff;--panel:#f4f6f9;--accent:#1f5fa8;--error:#b42318;color:var(--fg);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}body{margin:0}header,main{max-width:960px;margin:0 auto;padding:0 16px}header{padding-top:24px}h1{margin:0;font-size:1.5rem}h2{margin-top:28px;font-size:1.15rem}.subtitle,.hint{color:var(--muted);margin-top:4px}.notice{background:var(--panel);border-left:4px solid var(--accent);margin-top:16px;padding:12px 16px}.error{color:var(--error)}dl{grid-template-columns:max-content 1fr;gap:4px 16px;display:grid}dt{color:var(--muted)}dd{overflow-wrap:anywhere;margin:0}label{margin:12px 0;display:block}textarea,input{box-sizing:border-box;width:100%;font:inherit;margin-top:4px;padding:6px;display:block}button{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:4px;padding:6px 16px}button:disabled{opacity:.5;cursor:default}table{border-collapse:collapse;width:100%;margin:12px 0 32px;font-size:.9rem}th,td{text-align:left;vertical-align:top;border-bottom:1px solid #dde2ea;padding:6px 8px}th{background:var(--panel)}nav{gap:16px;margin-top:12px;display:flex}nav a{color:var(--accent);padding-bottom:2px;text-decoration:none}nav a.current{border-bottom:2px solid var(--accent);font-weight:600}button.secondary{color:var(--accent);border:1px solid var(--accent);background:0 0}.key-grid{gap:4px;display:grid}.key-input{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.key-input input{flex:220px;width:auto;margin-top:0}.check{align-items:flex-start;gap:8px;display:flex}.check input{width:auto;margin-top:4px}.warnings{color:var(--error)}.availability{padding-left:20px}.availability li.off{color:var(--muted)}.availability .hint{font-size:.85rem;display:block}pre{background:var(--panel);white-space:pre-wrap;overflow-wrap:anywhere;padding:12px;overflow-x:auto}dialog{border:1px solid #aab2c0;border-radius:6px;max-width:min(640px,100vw - 32px)}dialog .actions{flex-wrap:wrap;gap:8px;display:flex}