:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #687385;
  --line: #d8e0e8;
  --blue: #2563eb;
  --blue-dark: #1744ad;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: #eef2f6;
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

.login-shell {
  width: min(100%, 420px);
}

.login-panel {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 18px 46px rgba(32, 45, 64, 0.12);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.login-brand strong,
.login-brand span {
  display: block;
}

.login-brand span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 13px;
}

.login-mark {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: #17202c;
  color: #ffffff;
  font-weight: 800;
}

.login-heading {
  margin: 34px 0 24px;
}

.login-heading p {
  margin: 0 0 6px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 28px;
}

form,
label {
  display: grid;
}

form {
  gap: 17px;
}

label {
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 13px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  outline: none;
}

input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

button {
  min-height: 46px;
  border: 0;
  border-radius: 8px;
  background: var(--blue);
  color: #ffffff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:hover {
  background: var(--blue-dark);
}

button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.login-message {
  min-height: 20px;
  margin: -3px 0 0;
  color: #b42318;
  font-size: 13px;
}

@media (max-width: 480px) {
  body {
    padding: 14px;
  }

  .login-panel {
    padding: 22px;
  }
}