:root{color-scheme:dark;--bg:#0a0b0d;--surface:#111317;--surface-2:#171a1f;--border:#23272e;--border-strong:#2f343c;--text:#e7e9ee;--text-2:#9aa1ad;--text-3:#6b7280;--accent:#7c8cff;--ok:#22c55e;--warn:#f5b83d;--err:#ef4444;--info:#38bdf8;font-family:system-ui,"PingFang SC","Microsoft YaHei",sans-serif;font-variant-numeric:tabular-nums}*{box-sizing:border-box}body{margin:0;min-height:100vh;min-height:100svh;display:grid;place-items:center;padding:32px 16px;background:var(--bg);color:var(--text)}.card{width:100%;max-width:440px;padding:32px;background:var(--surface);border:1px solid var(--border);border-radius:10px}.card-wide{max-width:1200px;min-width:0}.brand{display:flex;align-items:center;gap:12px;margin-bottom:32px}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--border-strong);border-radius:10px;color:var(--accent);font-size:28px;background:var(--surface-2)}.brand-name{font-weight:650;font-size:18px;letter-spacing:-.4px}.brand p{margin:4px 0 0;font-size:12px;color:var(--text-3)}h1{font-size:24px;margin:0 0 12px;font-weight:600}.helper{font-size:14px;line-height:1.8;color:var(--text-2);margin:0 0 24px}label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px}.code-input{display:block;width:100%;min-width:0;border:1px solid var(--border-strong);border-radius:6px;padding:16px 8px 16px 20px;background:var(--bg);color:var(--text);font-family:ui-monospace,monospace;font-size:36px;letter-spacing:12px;text-align:center;font-variant-numeric:tabular-nums}.code-input::placeholder{color:var(--text-3)}button{font:inherit;font-size:14px;cursor:pointer;border-radius:6px;padding:12px 16px;font-weight:600}button.primary{width:100%;margin-top:24px;border:1px solid var(--accent);background:var(--accent);color:var(--bg)}button.primary:hover{filter:brightness(1.1)}.secondary{border:1px solid var(--border);background:var(--surface);color:var(--text);white-space:nowrap}.secondary:hover{border-color:var(--border-strong);background:var(--surface-2)}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.error{border:1px solid var(--err);border-radius:6px;padding:16px;margin-bottom:24px;font-size:14px}.error strong{color:var(--err)}.error p{color:var(--text-2);line-height:1.6;margin:8px 0 0}.page-heading{display:flex;justify-content:space-between;gap:16px;align-items:start}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}th{color:var(--text-2);font-weight:500;background:var(--surface-2)}th,td{padding:16px;border-bottom:1px solid var(--border);line-height:1.6}td{overflow-wrap:anywhere}tbody tr:hover{background:var(--surface-2)}.device-name{display:block;max-width:280px}.device-id{display:block;color:var(--text-3);font-size:11px;margin-top:4px}.mono,.device-id{font-family:"JetBrains Mono",ui-monospace,monospace}.chip{display:inline-block;padding:4px 8px;border:1px solid var(--border);border-radius:6px;white-space:nowrap}.trusted{color:var(--ok)}.revoked{color:var(--text-3)}.empty{text-align:center;color:var(--text-2)}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}@media(max-width:899px){.card-wide thead{display:none}.card-wide table,.card-wide tbody,.card-wide tr,.card-wide td{display:block}.card-wide tr{border:1px solid var(--border);border-radius:6px;margin-bottom:16px}.card-wide td{display:flex;justify-content:space-between;gap:16px;border:0;padding:8px 12px}.card-wide td:first-child{display:block}.card-wide td::before{content:attr(data-label);color:var(--text-2);flex-shrink:0}.device-name{max-width:none}.page-heading{flex-direction:column;margin-bottom:24px}}@media(max-width:400px){.card{padding:24px 16px}.code-input{font-size:30px;letter-spacing:8px;padding-left:16px}.brand-name{font-size:17px}}