:root {
  --bg-light: #ffffff;
  --bg-dark: #1a1a1a;
  --text-light: #333333;
  --text-dark: #ffffff;
  --accent: #a259ff;
  --accent-hover: #8a47ff;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-dark: rgba(255, 255, 255, 0.1);
  --like-color: #e63946;
  --border-radius: 12px;
  --transition: all 0.3s ease;
}

*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
.main{
    padding: 50px;
  }
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-light);
    transition: background-color 0.3s ease, color 0.3s ease;
  }


  #splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom right, #f0d8ff, #bcdfff);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 1s ease;
  }
  
  #splash-screen img {
    width: 120px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 50%;
  }
  
  #splash-screen h1 {
    font-family: 'Poppins', sans-serif;
    color: white;
    font-size: 2.2rem;
    letter-spacing: 2px;
  }
  
  #splash-screen.hidden {
    opacity: 0;
    pointer-events: none;
  }
  
  
  .dark-mode {
    background-color: var(--bg-dark);
    color: var(--text-dark);
  }
  
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(to right, #8a2be2, #d291ff);
    color: white;
    box-shadow: 0 2px 5px var(--shadow);
  }

  
  .logo {
    font-size: 1.8rem;
    font-weight: bold;
    letter-spacing: 1px;
  }
  
  .theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
  }



  .profile {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
    flex-wrap: wrap;
    justify-content: center;
    background: transparent;
      }
  
  .profile-pic {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #a259ff;
    box-shadow: 0 4px 12px rgba(162, 89, 255, 0.4);
    transition: transform 0.3s ease;
  }
  .profile-pic:hover {
    transform: scale(1.05);
  }
  
  .profile-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
    max-width: 500px;
  }
  
  
  .username {
    font-size: 1rem;
    color: #a259ff;
    font-weight: 500;
  }
  
  .stats {
    display: flex;
    gap: 2rem;
  }
  
  .stats button {
    background: none;
    border: none;
    font-size: 1rem;
    color: #a259ff;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: color 0.3s ease;
  }
  .stats button:hover {
    color: darkgray;
  }
  
  .dark-mode.stats {
    color: white;
  }
  
  

  .actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }
  
  .actions button {
    padding: 0.6rem 1.4rem;
    border: 2px solid #a259ff;
    border-radius: 10px;
    background: white;
    color: #a259ff;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  .actions button:hover {
    background: #a259ff;
    color: white;
    transform: scale(1.03);
  }
  
  
  .highlights {
    display: flex;
    gap: 16px;
    margin-left: 40px;
    padding: 20px 0;
  }
  
  .highlight {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 75px;
    cursor: pointer;
  }
  
  .highlight-img {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(162, 89, 255, 0.4);
    margin-bottom: 6px;
    transition: transform 0.2s ease;
    border: 3px solid var(--accent);

  }
  
  .highlight:hover .highlight-img {
    transform: scale(1.05);
  }
  
  .highlight-label {
    font-size: 0.9rem;
    text-align: center;
    color: #333;
    font-weight: 500;
  }
  
  .new-highlight .highlight-label {
    background: linear-gradient(135deg, #8a2be2, #d291ff);
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    margin-bottom: 6px;
    transition: transform 0.2s ease;
  }
  
  .new-highlight:hover .highlight-label {
    transform: scale(1.05);
  }
  
  
  .dark-mode .highlights span {
    color: white;
  }
  
  
  .posts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem 2rem;
  }
  
  .post {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 10px var(--shadow);
    background: #fff;
    transition: transform 0.3s ease;
  }
  
  .dark-mode {
    background: #2a2a2a;
  }
  
  .post img {
    width: 100%;
    height: 300px;
    display: block;
    cursor: pointer;
    object-fit: cover;
  }

  .post img:hover {
    transform: scale(1.05);
  }
  
  .post-actions {
    display: flex;
    justify-content: space-around;
    padding: 0.5rem 1rem;
    background: #fafafa;
  }
  
  .dark-mode .post-actions {
    background: #3a3a3a;
  }
  
  .post-actions button {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    transition: transform 0.2s;
  }
  
  .post-actions button:hover {
    transform: scale(1.2);
  }
  
  footer {
    text-align: center;
    padding: 1rem;
    font-size: 0.85rem;
    color: #999;
  }
  
  
  
  .post-actions svg {
    width: 24px;
    height: 24px;
    transition: transform 0.2s ease;
  }
  
  .post-actions button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.3rem;
  }
  
  .post-actions button:hover svg {
    transform: scale(1.3);
  }
  

  .mobile-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    /* background: black; */
    background: linear-gradient(to right, #8a2be2, #d291ff);
    z-index: 1000;
    padding: 10px 0;
  }
  
  .mobile-footer nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
  }
  
  .mobile-footer nav a svg {
    width: 26px;
    height: 26px;
    fill: white;
  }

  /* Like Button Styling */
  .like-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.3rem;
    transition: var(--transition);
    border-radius: 50%;
  }

  .like-btn svg {
    width: 24px;
    height: 24px;
    transition: var(--transition);
    color: #666;
  }

  .like-btn:hover {
    background: rgba(230, 57, 70, 0.1);
    transform: scale(1.1);
  }

  .like-btn.liked svg {
    color: var(--like-color);
    fill: var(--like-color);
  }

  /* Theme Toggle Improvements */
  .theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: white;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
  }

  .theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
  }

  /* Enhanced Post Actions */
  .post-actions {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 1rem;
    background: #fafafa;
  }

  .dark-mode .post-actions {
    background: #2a2a2a;
  }

  /* Responsive Design Improvements */
  @media (max-width: 768px) {
    .main {
      padding: 20px 10px;
      margin-bottom: 80px; /* Account for mobile footer */
    }

    .profile {
      flex-direction: column;
      gap: 1rem;
      padding: 1rem;
    }

    .profile-pic {
      width: 120px;
      height: 120px;
    }

    .profile-details {
      align-items: center;
      text-align: center;
    }

    .stats {
      gap: 1.5rem;
    }

    .highlights {
      margin-left: 10px;
      overflow-x: auto;
      padding: 10px 0;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .highlights::-webkit-scrollbar {
      display: none;
    }

    .posts {
      grid-template-columns: 1fr;
      gap: 1.5rem;
      padding: 0 1rem 2rem;
    }

    header {
      padding: 1rem;
    }

    .logo {
      font-size: 1.5rem;
    }
  }

  @media (max-width: 480px) {
    .main {
      padding: 15px 5px;
    }

    .profile-pic {
      width: 100px;
      height: 100px;
    }

    .username h1 {
      font-size: 1.2rem;
    }

    .stats {
      gap: 1rem;
    }

    .stats button {
      font-size: 0.9rem;
    }

    .actions button {
      padding: 0.5rem 1rem;
      font-size: 0.85rem;
    }

    .highlight-img {
      width: 60px;
      height: 60px;
    }

    .new-highlight .highlight-label {
      width: 60px;
      height: 60px;
      font-size: 0.8rem;
    }
  }

  /* Enhanced Animations */
  .post {
    transition: var(--transition);
  }

  .post:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow);
  }

  .dark-mode .post:hover {
    box-shadow: 0 8px 25px var(--shadow-dark);
  }

  .profile-pic, .highlight-img {
    transition: var(--transition);
  }

  .highlight:hover .highlight-img {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(162, 89, 255, 0.6);
  }

  /* Smooth scroll behavior */
  html {
    scroll-behavior: smooth;
  }

  /* Loading animation for splash screen */
  @keyframes fadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
  }

  #splash-screen img, #splash-screen h1 {
    animation: fadeIn 1.5s ease-out;
  }

  /* Floating heart animation */
  @keyframes floatUp {
    0% {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
    50% {
      opacity: 0.8;
      transform: translateY(-20px) scale(1.2);
    }
    100% {
      opacity: 0;
      transform: translateY(-40px) scale(0.8);
    }
  }

  /* Dark mode improvements */
  .dark-mode {
    --shadow: rgba(255, 255, 255, 0.05);
  }

  .dark-mode .post {
    background: #2a2a2a;
    box-shadow: 0 4px 10px var(--shadow);
  }

  .dark-mode .like-btn svg {
    color: #ccc;
  }

  .dark-mode .highlight-label {
    color: #fff;
  }

  /* Pulse animation for theme toggle */
  @keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
  }

  .theme-toggle:active {
    animation: pulse 0.3s ease;
  }

  /* Header improvements */
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(to right, #8a2be2, #d291ff);
    color: white;
    box-shadow: 0 2px 5px var(--shadow);
    position: relative;
  }

  .menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: white;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
  }

  .menu-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
  }

  /* Side Menu Styles */
  .side-menu {
    position: fixed;
    top: 0;
    left: -350px;
    width: 350px;
    height: 100vh;
    background: white;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    transition: left 0.3s ease;
    overflow-y: auto;
  }

  .dark-mode .side-menu {
    background: #1a1a1a;
    box-shadow: 2px 0 10px rgba(255, 255, 255, 0.1);
  }

  .side-menu.active {
    left: 0;
  }

  .menu-content {
    padding: 1rem 0;
  }

  .menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #eee;
    margin-bottom: 1rem;
  }

  .dark-mode .menu-header {
    border-bottom: 1px solid #333;
  }

  .menu-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-light);
  }

  .dark-mode .menu-header h3 {
    color: var(--text-dark);
  }

  .close-menu {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
  }

  .dark-mode .close-menu {
    color: var(--text-dark);
  }

  .close-menu:hover {
    background: rgba(0, 0, 0, 0.1);
  }

  .dark-mode .close-menu:hover {
    background: rgba(255, 255, 255, 0.1);
  }

  .menu-items {
    padding: 0 0.5rem;
  }

  .menu-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--text-light);
    border-radius: 8px;
    margin: 0.25rem 0;
    transition: var(--transition);
  }

  .dark-mode .menu-item {
    color: var(--text-dark);
  }

  .menu-item:hover {
    background: rgba(162, 89, 255, 0.1);
    transform: translateX(5px);
  }

  .menu-item svg {
    color: var(--accent);
    flex-shrink: 0;
  }

  .menu-item span {
    font-weight: 500;
  }

  .menu-divider {
    height: 1px;
    background: #eee;
    margin: 1rem 1.5rem;
  }

  .dark-mode .menu-divider {
    background: #333;
  }

  .login-section {
    padding: 0.5rem 1.5rem;
    margin: 0.5rem 0;
  }

  .login-section p {
    font-size: 0.9rem;
    color: #999;
    font-weight: 400;
    background: rgba(162, 89, 255, 0.05);
    padding: 0.5rem;
    border-radius: 6px;
    text-align: center;
  }

  .dark-mode .login-section p {
    background: rgba(162, 89, 255, 0.1);
    color: #ccc;
  }

  .menu-bottom {
    padding: 0 0.5rem;
    border-top: 1px solid #eee;
    margin-top: 1rem;
    padding-top: 1rem;
  }

  .dark-mode .menu-bottom {
    border-top: 1px solid #333;
  }

  /* Menu overlay */
  .side-menu.active::before {
    content: '';
    position: fixed;
    top: 0;
    left: 350px;
    width: calc(100vw - 350px);
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
  }

  /* Mobile menu adjustments */
  @media (max-width: 768px) {
    .side-menu {
      width: 280px;
      left: -280px;
    }

    .side-menu.active::before {
      left: 280px;
      width: calc(100vw - 280px);
    }
  }

  @media (max-width: 480px) {
    .side-menu {
      width: 250px;
      left: -250px;
    }

    .side-menu.active::before {
      left: 250px;
      width: calc(100vw - 250px);
    }

    .menu-item span {
      font-size: 0.9rem;
    }
  }