*, *::before, *::after {
  box-sizing: border-box;
}
html, body {
  height: 100%;
  margin: 0;
}
body {
  display: grid;
  place-items: center;
  min-width: 320px;
  min-height: 100vh;
  background: #f3f6f7;
  color: #17211f;
  font: 14px/1.5 Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
form {
  width: min(400px, calc(100% - 48px));
  padding: 32px;
  border: 1px solid #dfe5e2;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(20, 40, 46, 0.12);
}
h1 {
  margin: 0 0 24px;
  font-size: 24px;
  font-weight: 650;
}
label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: #66736f;
  font-size: 13px;
}
input {
  display: block;
  width: 100%;
  margin: 0;
  padding: 10px 12px;
  border: 1px solid #dfe5e2;
  border-radius: 6px;
  background: #fff;
  color: #17211f;
  font: inherit;
}
input:focus {
  outline: 3px solid rgba(8, 127, 109, 0.18);
  border-color: #087f6d;
}
button {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 10px 14px;
  border: 0;
  border-radius: 6px;
  background: #087f6d;
  color: #fff;
  font: inherit;
  cursor: pointer;
}
button:hover { background: #056454; }
#login-error {
  min-height: 20px;
  margin: 0 0 4px;
  color: #b94747;
  font-size: 13px;
}