* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
  background: #f5f6fa;
  min-height: 100vh;

  display: flex;
  align-items: center;
  justify-content: center;
}

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-card {
  background: #fff;
  padding: 40px;
  border-radius: 12px;

  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.login-card h1 {
  text-align: center;
  margin-bottom: 10px;
}

.login-card > p {
  text-align: center;
  color: #777;
  margin-bottom: 30px;
}

.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

input {
  width: 100%;
  padding: 12px 14px;

  border: 1px solid #ddd;
  border-radius: 6px;

  font-size: 15px;
  outline: none;
}

input:focus {
  border-color: #555;
}

button {
  width: 100%;
  padding: 13px;

  border: none;
  border-radius: 6px;

  background: #111827;
  color: white;

  font-size: 16px;
  font-weight: 600;

  cursor: pointer;
}

button:hover {
  background: #1f2937;
}