:root {
  --navy: #092f6b;
  --navy-deep: #03122b;
  --red: #d63b2b;
  --yellow: #fad646;
  --paper: #f5f2ea;
  --ink: #03122b;
  --muted: #5d6573;
  --line: #e4ded0;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--navy-deep);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
.auth { max-width: 420px; margin: 0 auto; padding: 48px 16px; }
.logo { display: block; margin: 0 auto 24px; height: auto; }
.card { background: #fff; border-radius: 14px; padding: 28px; box-shadow: 0 10px 30px rgba(0, 0, 0, .25); }
h1 { margin: 0 0 16px; font-family: Cubano, "Arial Black", sans-serif; font-weight: 400; color: var(--navy); font-size: 26px; }
label { display: block; margin: 0 0 14px; font-weight: 600; font-size: 14px; }
input { display: block; width: 100%; margin-top: 6px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 8px; font: inherit; }
input:focus { outline: 2px solid var(--yellow); border-color: var(--navy); }
button, .button {
  display: inline-block; width: 100%; padding: 12px; border: 0; border-radius: 8px;
  background: var(--red); color: #fff; font: inherit; font-weight: 700; text-align: center; text-decoration: none; cursor: pointer;
}
button:hover, .button:hover { background: #b9301f; }
button.link { width: auto; padding: 0; margin-top: 12px; background: none; color: var(--muted); font-weight: 400; text-decoration: underline; }
.msg { padding: 10px 12px; border-radius: 8px; background: #eef3fb; font-size: 14px; }
.msg.error { background: #fbeceb; color: #891b16; }
.small { font-size: 13px; color: var(--muted); }
code { font-size: 15px; letter-spacing: .04em; word-break: break-all; }
.qr { display: flex; justify-content: center; margin: 12px 0; }
.qr img, .qr svg { width: 200px; height: 200px; }
.codes { columns: 2; padding-left: 22px; margin: 16px 0 20px; }
.foot { margin-top: 18px; text-align: center; color: #9aa6bd; font-size: 12px; }