* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #f1f5f9;
  min-height: 100dvh;
}

main.login {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.card {
  width: 100%;
  max-width: 380px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 2rem;
  backdrop-filter: blur(8px);
}

.brand {
  text-align: center;
  margin-bottom: 1.75rem;
}

.logo {
  font-size: 3rem;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.brand h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
}

.muted {
  color: #94a3b8;
  font-size: 0.875rem;
  margin: 0.25rem 0 0;
}

form {
  display: grid;
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: #cbd5e1;
}

input {
  font-size: 1rem;
  padding: 0.75rem 0.875rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.25);
  color: #f1f5f9;
  outline: none;
  transition: border-color 0.15s ease;
}

input:focus {
  border-color: #60a5fa;
}

button {
  font-size: 1rem;
  font-weight: 600;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 0;
  background: #2563eb;
  color: white;
  cursor: pointer;
  margin-top: 0.5rem;
  transition: background 0.15s ease;
}

button:hover { background: #1d4ed8; }
button:active { background: #1e40af; }

.status {
  margin-top: 1rem;
  min-height: 1.25rem;
  font-size: 0.875rem;
  color: #fbbf24;
  text-align: center;
}

footer {
  margin-top: 2rem;
  font-size: 0.75rem;
  color: #64748b;
}

footer a {
  color: #94a3b8;
  text-decoration: none;
}
footer a:hover { color: #cbd5e1; }