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

body {
  font-family: 'Inter', sans-serif;
  background-color: #050505;
  background-image: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  color: white;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.auth-box {
  background: rgba(20, 20, 25, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.auth-logo {
  margin-bottom: 20px;
}

.auth-logo .vi-logo {
  width: 80px;
  height: auto;
}

.auth-box h2 {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  font-size: 24px;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.auth-box p {
  font-size: 14px;
  color: #aaa;
  margin-bottom: 30px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

input {
  width: 100%;
  padding: 15px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  color: white;
  font-size: 16px;
  text-align: center;
  font-family: 'Courier New', Courier, monospace;
  outline: none;
  transition: border-color 0.3s;
}

input:focus {
  border-color: #a855f7;
}

button {
  background: linear-gradient(90deg, #a855f7, #ec4899);
  color: white;
  border: none;
  padding: 15px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s, filter 0.2s;
}

button:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
}

button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.error-message {
  color: #ef4444;
  font-size: 14px;
  min-height: 20px;
}