:root {
  --bg: #0b0d12; --panel: #12151c; --panel2: #181c25; --line: #232836; --muted: #8a93a6;
  --text: #e2e8f0; --accent: #5b8cff; --up: #16c784; --down: #ea3943; --warn: #f5a524;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text);
  font: 14px/1.5 Inter, system-ui, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
body { display: grid; place-items: center; min-height: 100vh; padding: 24px 16px;
  background: radial-gradient(1200px 600px at 50% -10%, rgba(91,140,255,.12), transparent 60%), var(--bg); }
.wrap { width: 100%; max-width: 400px; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.logo { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: rgba(91,140,255,.15); color: var(--accent); }
.title { font-weight: 600; color: #fff; font-size: 16px; }
.sub { color: var(--muted); font-size: 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; box-shadow: 0 20px 60px rgba(0,0,0,.35); }
h1 { font-size: 18px; margin: 0 0 4px; color: #fff; font-weight: 600; }
.muted { color: var(--muted); margin: 0 0 16px; font-size: 13px; }
.muted b { color: var(--text); }
label { display: block; font-size: 13px; color: #cbd5e1; margin-bottom: 14px; }
input { display: block; width: 100%; margin-top: 6px; padding: 10px 12px; border-radius: 9px; border: 1px solid var(--line);
  background: var(--bg); color: #fff; font: inherit; outline: none; transition: border-color .15s, box-shadow .15s; }
input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(91,140,255,.18); }
input.code { font: 600 24px/1 "JetBrains Mono", ui-monospace, Consolas, monospace; letter-spacing: .5em; text-align: center; padding: 14px 12px 14px calc(12px + .5em); }
.pw { position: relative; display: block; }
.pw input { padding-right: 70px; }
.eye { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); margin-top: 3px; background: none; border: 0; color: var(--muted); font: inherit; font-size: 12px; cursor: pointer; padding: 4px 6px; }
.eye:hover { color: #fff; }
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 6px; padding: 10px 14px; border-radius: 9px; border: 1px solid var(--line);
  background: var(--panel2); color: var(--text); font-family: inherit; font-size: 14px; font-weight: 500; line-height: 1; cursor: pointer; transition: background .15s, opacity .15s; }
.btn:hover { background: #1f2430; }
.btn.primary { width: 100%; background: var(--accent); border-color: var(--accent); color: #fff; padding: 12px 14px; margin-top: 4px; }
.btn.primary:hover { background: #4a7cf5; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn:focus-visible, .link:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.row { display: flex; justify-content: space-between; gap: 8px; margin-top: 14px; }
.row .btn { flex: 1; }
.link { background: none; border: 0; padding: 0; color: var(--muted); font: inherit; font-size: 12px; cursor: pointer; }
.link:hover { color: #fff; text-decoration: underline; }
.alert { border-radius: 9px; padding: 10px 12px; margin-bottom: 16px; font-size: 13px; border: 1px solid rgba(234,57,67,.4); background: rgba(234,57,67,.1); color: #ff8a92; }
.alert.ok { border-color: rgba(22,199,132,.4); background: rgba(22,199,132,.1); color: var(--up); }
.steps { margin: 0 0 14px; padding-left: 18px; color: var(--muted); font-size: 13px; }
.steps li { margin-bottom: 4px; }
.qr { display: grid; place-items: center; background: #fff; border-radius: 12px; padding: 10px; width: max-content; margin: 0 auto 12px; }
.qr img { display: block; width: 200px; height: 200px; image-rendering: pixelated; }
.manual { margin-bottom: 14px; font-size: 12px; color: var(--muted); }
.manual summary { cursor: pointer; margin-bottom: 8px; }
.kv { display: flex; justify-content: space-between; gap: 8px; padding: 4px 0; }
code { font-family: "JetBrains Mono", ui-monospace, Consolas, monospace; color: #fff; word-break: break-all; text-align: right; user-select: all; }
.codes { list-style: none; padding: 12px; margin: 0 0 4px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 16px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px; font: 500 15px/1.6 "JetBrains Mono", ui-monospace, Consolas, monospace; color: #fff; text-align: center; user-select: all; }
.check { display: flex; align-items: center; gap: 8px; margin: 16px 0 6px; cursor: pointer; }
.check input { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
.foot { text-align: center; color: #5b6475; font-size: 11px; margin-top: 16px; }
[hidden] { display: none !important; }