* {
  box-sizing: border-box;
  font-family: system-ui, sans-serif;
}

body {
  background: #f8fafc;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.auth-container {
  width: 100%;
  max-width: 415px;
  padding: 16px;
}

.auth-card {
  background: #fff;
  padding: 24px;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  display: none;
}

.auth-card.active {
  display: block;
}

h2 {
  margin-bottom: 8px;
}

p {
  color: #555;
  font-size: 14px;
}

input {
  width: 100%;
  padding: 12px;
  margin-top: 12px;
  border-radius: 8px;
  border: 1px solid #ddd;
  font-size: 15px;
}

button {
  width: 100%;
  margin-top: 18px;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: #1f6ae1;
  background: #146d50;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  background: #1759c7;
  background: rgb(25, 135, 84);
}

.message {
  margin-top: 12px;
  font-size: 13px;
}

.otp-inputs {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.otp-inputs input {
  width: 48px;
  text-align: center;
  font-size: 18px;
}