body {
  background-color: #111;
  color: #fff;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 40px 16px;
  text-align: center;
}

h2 {
  margin-bottom: 20px;
}

.logo-top img {
  max-height: 60px;
}

.form-card {
  max-width: 400px;
  margin: auto;
}

.input-field {
  display: block;
  width: 100%;
  margin: 12px 0;
  padding: 18px;
  font-size: 20px;
  border: 2px solid #b22222;
  border-radius: 16px;
  background: #111;
  color: #fff;
  box-sizing: border-box;
  font-weight: 500;
  transition: box-shadow 0.2s ease;
}

.input-field::placeholder {
  color: #aaa;
  font-weight: normal;
}

.input-field:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(178, 34, 34, 0.9);
}

.btn-menu {
  display: block;
  width: 100%;
  margin: 20px 0;
  background: transparent;
  color: #b22222;
  border: 2px solid #b22222;
  border-radius: 16px;
  padding: 18px 0;
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-menu:hover {
  background: #b22222;
  color: #fff;
}

.menu-container {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.footer {
  margin-top: 40px;
  padding: 16px;
  background: #b22222;
  color: white;
  font-size: 16px;
  font-weight: bold;
  border-radius: 10px;
}

.footer img {
  vertical-align: middle;
  height: 28px;
  margin: 0 10px;
}

@media (max-width: 480px) {
  .btn-menu {
    font-size: 18px;
    padding: 14px 0;
  }
  .input-field {
    font-size: 18px;
    padding: 16px;
  }
}