:root {
  --primary-color: #ff6600;
  --secondary-color: #ff3300;
  --bg-dark: #0a0a0a;
  --card-bg: #111;
  --text-light: #fff;
  --text-muted: #aaa;
}

body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

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

.auth-card {
  background: var(--card-bg);
  border: 1px solid #333;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

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

.auth-logo img {
  max-width: 60px;
  border-radius: 50%;
}

.auth-title {
  text-align: center;
  margin-top: 0;
  margin-bottom: 24px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-group label {
  color: var(--text-muted);
  font-size: 14px;
}

.input-group input {
  background: #1a1a1a;
  border: 1px solid #333;
  border-radius: 8px;
  padding: 12px;
  color: var(--text-light);
  font-size: 16px;
}

.input-group input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.auth-btn {
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  margin-top: 10px;
  transition: transform 0.2s, opacity 0.2s;
  text-align: center;
  text-decoration: none;
}

.auth-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.auth-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.auth-links {
  margin-top: 20px;
  text-align: center;
  font-size: 14px;
}

.auth-links a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

.auth-links a:hover {
  text-decoration: underline;
}

.error-message {
  background: rgba(255, 50, 50, 0.1);
  color: #ff4444;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ff4444;
  margin-bottom: 20px;
  font-size: 14px;
  text-align: center;
  display: none;
}

.success-message {
  background: rgba(50, 255, 50, 0.1);
  color: #44ff44;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #44ff44;
  margin-bottom: 20px;
  font-size: 14px;
  text-align: center;
  display: none;
}