:root{--bg:#f4f6fa;--card:#fff;--ink:#162033;--muted:#5f6b80;--line:#e2e7ef;--brand:#1d4ed8;--brand2:#1e40af;--ok:#0f7b4b;--okbg:#e6f6ee;--err:#b42318;--errbg:#fdecea;--warn:#a15c00;--warnbg:#fff4e0}
@media (prefers-color-scheme:dark){:root{--bg:#0f141c;--card:#18202b;--ink:#e8edf5;--muted:#9aa6b8;--line:#2a3442;--brand:#4f7cff;--brand2:#3b66e6;--ok:#4cc38a;--okbg:#12291f;--err:#ff8a80;--errbg:#3a1714;--warn:#f0b05a;--warnbg:#33260f}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
header{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;padding:10px 20px;background:var(--card);border-bottom:1px solid var(--line)}
.brand{font-weight:600;display:flex;align-items:center;gap:8px}.brand b{color:var(--brand)}
.logo{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:7px;background:var(--brand);color:#fff;font-weight:700}
nav{display:flex;flex-wrap:wrap;gap:4px;flex:1}nav a{padding:6px 10px;border-radius:6px;color:var(--ink);text-decoration:none}nav a.on,nav a:hover{background:var(--bg)}
.who{font-size:13px;color:var(--muted)}
main{max-width:760px;margin:24px auto;padding:0 16px}main.wide{max-width:1180px}main.out{max-width:460px;margin-top:8vh}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 22px;margin-bottom:16px}
h1{font-size:22px;margin:0 0 6px}h2{font-size:18px;margin:0 0 10px}h3{font-size:15px;margin:18px 0 8px}
.muted{color:var(--muted)}.small{font-size:12.5px}.warn{color:var(--warn)}
label{display:block;margin:10px 0;font-size:13px;color:var(--muted)}
input,select{display:block;width:100%;margin-top:4px;padding:9px 11px;font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px}
input:focus,select:focus{outline:2px solid var(--brand);outline-offset:-1px}
input.otp{font-size:22px;letter-spacing:6px;text-align:center;font-family:ui-monospace,Consolas,monospace}
.row input.otp{font-size:16px;letter-spacing:3px;width:150px;display:inline-block;margin:0}
input.sm{padding:6px 8px;font-size:13px}
label.check{display:flex;gap:8px;align-items:center;color:var(--ink)}label.check input{width:auto;margin:0}
.btn{display:inline-block;padding:9px 16px;border:0;border-radius:8px;background:var(--brand);color:#fff;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;margin-top:6px}
.btn:hover{background:var(--brand2)}.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--line)}.btn.danger{background:var(--err)}
.btn.sm{padding:5px 10px;font-size:13px;margin:0}
button.link{background:none;border:0;color:var(--brand);cursor:pointer;font:inherit;padding:0}
form.inline{display:inline}.row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:8px 0}.row.spread{justify-content:space-between}
.row select{width:auto;margin:0}
.msg{padding:10px 14px;border-radius:8px;margin:0 0 14px}.msg.err{background:var(--errbg);color:var(--err)}.msg.ok{background:var(--okbg);color:var(--ok)}.msg.warn{background:var(--warnbg);color:var(--warn)}
.qr{width:220px;height:220px;margin:8px auto;background:#fff;border-radius:8px;padding:4px}.qr svg{width:100%;height:100%}
code{font-family:ui-monospace,Consolas,monospace;background:var(--bg);padding:1px 5px;border-radius:4px}
code.key{font-size:16px;letter-spacing:1px;word-break:break-all;cursor:pointer}code.copied{outline:2px solid var(--ok)}
.codes{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:14px 0}.codes code{font-size:18px;text-align:center;padding:8px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:14px}
.tile{display:flex;flex-direction:column;gap:4px;padding:16px;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--ink);background:var(--bg)}
.tile:hover{border-color:var(--brand)}.tile span{font-size:13px;color:var(--muted)}
.tablewrap{overflow-x:auto}
table.t{width:100%;border-collapse:collapse;font-size:14px}table.t th,table.t td{text-align:left;padding:8px;border-bottom:1px solid var(--line);vertical-align:top}
table.t th{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.3px}
table.t select,table.t input{margin:0;min-width:120px}td.nopad{padding:0}table.inner td{border:0}
tr.off{opacity:.55}tr.bad td{color:var(--err)}
.pill{display:inline-block;font-size:11px;padding:1px 7px;border-radius:10px;background:var(--bg);border:1px solid var(--line);color:var(--muted);vertical-align:middle}.pill.red{color:var(--err)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
details{margin-top:14px;color:var(--muted)}summary{cursor:pointer}
ol{padding-left:20px}
@media (max-width:640px){.grid2{grid-template-columns:1fr}header{padding:10px 16px}main{padding:0 12px}.card{padding:16px}}
@media print{header,.btn,nav{display:none}.card{border:0}}