:root{--bg:#0b0d10;--panel:#14171c;--panel-2:#1b1f26;--border:#262b34;--text:#e6e9ef;--muted:#8b93a3;--accent:#5b8cff;--good:#3fb950;--warn:#d29922;--bad:#f85149;--radius:10px}@media (prefers-color-scheme:light){:root{--bg:#f7f8fa;--panel:#ffffff;--panel-2:#f1f3f7;--border:#dfe3ea;--text:#12151a;--muted:#626b7b}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:1220px;margin:0 auto;padding:24px 20px 64px}header.top{display:flex;align-items:center;gap:22px;border-bottom:1px solid var(--border);padding-bottom:14px;margin-bottom:26px}header.top .brand{font-weight:650;font-size:17px;letter-spacing:-.01em}header.top nav{display:flex;gap:16px}header.top nav a{color:var(--muted);font-size:14px}header.top nav a.active{color:var(--text)}h1{font-size:22px;margin:0 0 6px;letter-spacing:-.02em}h2{font-size:16px;margin:26px 0 10px}p.lede{color:var(--muted);margin:0 0 22px;max-width:62ch}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}input[type=email],input[type=number],input[type=text],select,textarea{width:100%;padding:9px 11px;background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:8px;font:inherit;font-size:14px}textarea{min-height:64px;resize:vertical}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1 1 220px}button{padding:9px 16px;border-radius:8px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font:inherit;font-size:14px;cursor:pointer}button.primary,button:hover:not(:disabled){border-color:var(--accent)}button.primary{background:var(--accent);color:#fff;font-weight:550}button:disabled{opacity:.5;cursor:not-allowed}.error{border:1px solid var(--bad);background:color-mix(in srgb,var(--bad) 12%,transparent);color:var(--text);padding:11px 13px;border-radius:8px;margin-bottom:14px;font-size:14px}.note{color:var(--muted);font-size:13px}.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.chip{background:var(--panel-2);border:1px solid var(--border);padding:3px 10px;font-size:12.5px;color:var(--text)}.badge,.chip{border-radius:999px}.badge{display:inline-block;padding:2px 8px;font-size:11.5px;font-weight:550;border:1px solid var(--border);white-space:nowrap}.badge.A,.badge.clear,.badge.safe,.badge.verified{color:var(--good);border-color:color-mix(in srgb,var(--good) 45%,transparent);background:color-mix(in srgb,var(--good) 12%,transparent)}.badge.B,.badge.C,.badge.risky,.badge.unknown{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 45%,transparent);background:color-mix(in srgb,var(--warn) 12%,transparent)}.badge.D,.badge.invalid,.badge.listed,.badge.unreachable{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 45%,transparent);background:color-mix(in srgb,var(--bad) 12%,transparent)}.badge.unverified{color:var(--muted)}table{width:100%;border-collapse:collapse;font-size:13.5px}th{text-align:left;font-weight:550;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:8px 10px}td,th{border-bottom:1px solid var(--border)}td{padding:9px 10px;vertical-align:top}tbody tr:hover{background:var(--panel-2)}td.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}.scroll-x{overflow-x:auto}.toolbar{display:flex;gap:10px;align-items:end;flex-wrap:wrap;margin-bottom:14px}.toolbar>div{flex:0 0 auto}.toolbar label{margin-bottom:4px}.stat-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:13px 16px;min-width:128px}.stat .k{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.stat .v{font-size:22px;font-weight:600;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;margin-top:3px}.qa{border-left:2px solid var(--accent);padding-left:14px;margin-bottom:16px}.qa .q{font-weight:550;margin-bottom:6px}details.lead>summary{cursor:pointer;color:var(--muted);font-size:13px}dl.kv{display:grid;grid-template-columns:max-content 1fr;grid-gap:4px 14px;gap:4px 14px;margin:8px 0 0}dl.kv dt{color:var(--muted);font-size:12.5px}dl.kv dd{margin:0;font-size:13px}