* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', sans-serif;
      background: #f9fafb;
      color: #1f2937;
    }

    .app-container {
      max-width: 480px;
      margin: 0 auto;
      padding: 1rem;
    }

    .profile-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0.5rem 0;
     /* padding-top: 200px; */
    }

    .profile-header .icon {
      font-size: 1.2rem;
      color: #1f2937;
    }

    .profile-pic {
      display: flex;
      justify-content: center;
      margin: 1rem 0;
    }

    .profile-pic img {
      width: 96px;
      height: 96px;
      border-radius: 50%;
      object-fit: cover;
    }

    .user-info {
      text-align: center;
      margin-bottom: 1rem;
    }

    .user-info h2 {
      font-size: 1.1rem;
      font-weight: 700;
    }

    .user-info p {
      font-size: 0.9rem;
      color: #6b7280;
    }

    .edit-btn {
      display: block;
      width: 100%;
      padding: 0.75rem;
      background: #1f2937;
      color: white;
      border: none;
      border-radius: 12px;
      font-weight: 600;
      margin-bottom: 1rem;
      cursor: pointer;
    }

    .badges-section {
      margin-bottom: 4rem;
    }

    .badges-section h3 {
      margin-bottom: 0.75rem;
      font-size: 1rem;
      font-weight: 600;
    }

    .badges-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0.75rem;
    }

    .badge {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      background: white;
      border-radius: 12px;
      padding: 0.5rem;
      font-size: 0.7rem;
      color: #374151;
      box-shadow: 0 1px 4px rgba(0,0,0,0.05);
      height: 72px;
      text-align: center;
    }

    .badge.locked {
      opacity: 0.4;
    }

    .bottom-nav {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: white;
      padding: 0.6rem 2rem;
      display: flex;
      justify-content: space-around;
      border-top: 1px solid #e5e7eb;
    }

    .bottom-nav button {
      background: none;
      border: none;
      font-size: 1.4rem;
      color: #9ca3af;
    }

    .bottom-nav button.active {
      color: #1f2937;
      font-weight: bold;
    }
    
    .sticky-header .site-content {
    padding-top: 0px !important;
}


/* For header */

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.header h1 {
  font-size: 1.5rem;
  font-weight: 700;
}

.header-icons {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.icon {
  background: #e5e7eb;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.icon.avatar {
  background: #1f2937;
  color: white;
  font-weight: bold;
}