:root {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  font-family: Arial, sans-serif;
  background: radial-gradient(circle at top, #1e293b, #0f172a 50%);
  color: #e2e8f0;
}

.login-card {
  width: min(100%, 420px);
  padding: 1.5rem;
  border: 1px solid #334155;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.9);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.4rem;
}

p {
  margin: 0 0 1.2rem;
  color: #94a3b8;
  font-size: 0.92rem;
}

form {
  display: grid;
  gap: 0.9rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: #cbd5e1;
}

input {
  width: 100%;
  border: 1px solid #334155;
  border-radius: 8px;
  background: #0b1220;
  color: #f8fafc;
  padding: 0.65rem 0.75rem;
}

input:focus {
  outline: 2px solid #60a5fa;
  border-color: #60a5fa;
}

button {
  margin-top: 0.4rem;
  border: 0;
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
  background: #2563eb;
  color: #ffffff;
  font-weight: 600;
  cursor: pointer;
}

button:hover {
  background: #1d4ed8;
}

.note {
  margin-top: 0.9rem;
  font-size: 0.8rem;
  color: #94a3b8;
}

.note.ok {
  color: #86efac;
}

.note.error {
  color: #fca5a5;
}

.password-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.password-toggle {
  border: 1px solid #334155;
  border-radius: 6px;
  background: #0f172a;
  color: #cbd5e1;
  font-size: 0.75rem;
  padding: 0.25rem 0.45rem;
  cursor: pointer;
}