/* Auth Pages (Login, Register, Choose Username, Re-enable Account) */
.auth-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

.auth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.auth-logo h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0;
  letter-spacing: -0.5px;
  font-family: 'Inter', system-ui, sans-serif;
}

.auth-logo a {
  text-decoration: none;
}

.auth-nav {
  display: flex;
  gap: 1rem;
  align-items: center;
}

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

.auth-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.auth-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
}

.auth-card h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

/* Responsive */
@media (max-width: 768px) {
  .auth-header {
    padding: 1rem;
  }

  .auth-nav {
    gap: 0.5rem;
  }

  .auth-card {
    padding: 2rem 1.5rem;
  }

  .auth-card h2 {
    font-size: 1.75rem;
  }
}