.auth-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 2rem;
  background: radial-gradient(circle at center, rgba(36, 30, 26, 0.4) 0%, rgba(9, 8, 7, 0.9) 100%);
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border-wood);
  box-shadow: var(--shadow-card);
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(16px);
  transition: box-shadow var(--transition-normal);
}

.auth-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--border-neon-pink), var(--border-neon-amber), var(--border-neon-blue));
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header .logo-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  display: inline-block;
  animation: bounce 2s infinite ease-in-out;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.auth-header h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.auth-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input {
  font-family: var(--font-family);
  background: var(--bg-input);
  border: 1px solid var(--border-wood);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  color: var(--text-main);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-group input:focus {
  outline: none;
  border-color: var(--border-neon-amber);
  box-shadow: 0 0 0 2px rgba(255, 170, 0, 0.1), var(--shadow-neon-amber);
}

.auth-actions {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.auth-actions .btn {
  width: 100%;
  padding: 0.8rem;
  font-size: 1rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.auth-footer a {
  color: var(--border-neon-amber);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.auth-footer a:hover {
  color: #ffc247;
  text-decoration: underline;
}

.error-message {
  background: rgba(255, 42, 133, 0.1);
  border: 1px solid rgba(255, 42, 133, 0.2);
  color: #ff559f;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  text-align: left;
}