body {
  font-family: "Inter", sans-serif;
  background-color: #f0f2f5;
  color: #333;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 0;
  padding-bottom: 2rem;
  padding-left: 1rem;
  padding-right: 1rem;
}
/* Navigation Bar Styles */
.navbar {
  width: 100%;
  background-color: #333;
  padding: 1rem 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  margin-bottom: 2rem;
  position: sticky;
  top: 0;
  z-index: 1000;
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 2rem;
}
.nav-link {
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.nav-link:hover {
  background-color: #555;
  color: #fff;
}
.logout-button {
  background-color: #dc3545; /* Red for logout */
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}
.logout-button:hover {
  background-color: #c82333;
}
/* Hide class */
.hidden {
  display: none !important;
}
.profile-container {
  width: 100%;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  padding: 2rem;
  background-color: #ffffff;
  border-radius: 0.75rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  margin-top: 2rem;
  text-align: center;
}
h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 1.5rem;
}
p {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 1rem;
}
.user-id-display {
  font-weight: 600;
  color: #6366f1;
  word-break: break-all; /* Ensure long IDs wrap */
}
.return-link {
  display: inline-block;
  margin-top: 2rem;
  background-image: linear-gradient(to right, #6366f1, #8b5cf6);
  color: #ffffff;
  font-weight: 600;
  padding: 0.8rem 1.8rem;
  border-radius: 0.5rem;
  text-decoration: none;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.return-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px rgba(99, 102, 241, 0.4);
}

/* Custom Message Box styles (reused) */
.message-box {
  background-color: #fff;
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
  display: none;
  max-width: 400px;
  width: 90%;
  text-align: left;
}
.message-box.show {
  display: block;
}
.message-box .header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.message-box h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1f2937;
}
.message-box .close-button {
  color: #6b7280;
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  line-height: 1;
  transition: color 0.2s;
}
.message-box .close-button:hover {
  color: #374151;
}
.message-box p {
  color: #374151;
}