.auth-body {
  background: linear-gradient(rgba(11, 17, 26, 0.8), rgba(11, 17, 26, 0.95)), url('https://images.unsplash.com/photo-1556228578-0d85b1a4d571?q=80&w=1920') no-repeat center center/cover;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.auth-header {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: flex-start;
}

.auth-header .logo {
  font-size: 2rem;
}

.auth-container {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.auth-card {
  background: rgba(21, 31, 43, 0.8);
  backdrop-filter: blur(20px);
  padding: 3.5rem;
  border-radius: var(--border-radius-lg);
  width: 100%;
  max-width: 450px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.auth-card h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.form-control {
  width: 100%;
  padding: 1rem;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius-sm);
  color: #fff;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  background: rgba(0,0,0,0.5);
}

.btn-auth {
  width: 100%;
  padding: 1rem;
  font-size: 1.1rem;
  margin-top: 1rem;
}

.auth-footer {
  margin-top: 2rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.auth-footer a {
  color: var(--color-text-main);
  font-weight: 500;
}

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

.help-text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
  display: block;
}

@media (max-width: 480px) {
  .auth-card { padding: 2rem; }
  .auth-header .logo { font-size: 1.5rem; }
}