:root {
  font-family: system-ui, sans-serif;
  color: #25303b;
  background: #f4f6f7;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
header {
  padding: 1.2rem 2rem;
  border-bottom: 1px solid #d9dfe4;
  background: white;
}
header a {
  color: inherit;
  text-decoration: none;
  font-weight: 700;
}
header small {
  font-weight: 400;
  margin-left: 0.5rem;
}
main {
  max-width: 32rem;
  margin: 4rem auto;
  padding: 0 1.25rem;
}
.login-card {
  background: white;
  border: 1px solid #d9dfe4;
  border-radius: 0.8rem;
  padding: 2rem;
}
h1 {
  font-size: 1.6rem;
  line-height: 1.3;
}
.eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: #455e70;
}
.text-secondary {
  color: #566575;
}
label {
  display: block;
  margin-bottom: 0.4rem;
}
input {
  width: 100%;
  padding: 0.7rem;
  border: 1px solid #9caab4;
  border-radius: 0.4rem;
  font: inherit;
}
.mb-3,
.mb-4 {
  margin-bottom: 1.25rem;
}
button {
  background: #147f75;
  color: white;
  width: 100%;
  border: 0;
  border-radius: 0.4rem;
  padding: 0.75rem;
  font: inherit;
  cursor: pointer;
}
:focus-visible {
  outline: 3px solid #3979ac;
  outline-offset: 3px;
}
.alert {
  background: #feeceb;
  color: #8d1717;
  padding: 0.75rem;
  border-radius: 0.4rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    background: #242a30;
    color: #eef2f5;
  }
  header,
  .login-card {
    background: #2a3239;
    border-color: #44505b;
  }
  .text-secondary,
  .eyebrow {
    color: #b4c0ca;
  }
  input {
    background: #242a30;
    color: #eef2f5;
    border-color: #6d7f8c;
  }
}