/* --- RESET & BASICS --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    font-family: Arial, sans-serif;
    background-color: #f0f4f8;
    font-size: 16px;
  }
  img {
    display: block;
    max-width: 100%;
    height: auto; 
  }
  
  /* --- HEADER & NAVIGATION --- */
  header {
    background-color: #6477AF;
    padding: 20px;
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
  }
  h1 {
    font-size: 1.8rem;
    color: #fff;
    display: flex;
    align-items: left;
    justify-content: flex-start;
  }
  nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
  }
  nav ul li {
    margin-left: 20px;
  }
  nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    transition: color 0.3s ease;
  }
  nav ul li a:hover {
    color: #d1d8e0;
  }
  
  /* --- SMOOTH SCROLL & ANCHOR OFFSET --- */
  section[id] {
    scroll-margin-top: 80px; /* adjust if needed for your header */
  }
  
  /* --- HERO SECTION --- */
  .hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 100vh;
    background-color: #92A1CD;
    color: white;
    padding: 0 100px;
    padding-top: 60px;
  }
  .hero-text {
    max-width: 600px;
    flex-shrink: 1;
    flex-grow: 1;
    min-width: 300px;
  }
  .hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: bold;
  }
  .cta-button {
    display: inline-block;
    margin-top: 20px;
    padding: 15px 30px;
    background-color: #fff;
    color: #92A1CD;
    font-size: 1.2rem;
    text-decoration: none;
    border-radius: 30px;
    text-align: center;
    transition: background-color 0.3s, color 0.3s;
  }
  .cta-button:hover {
    background-color: #e0e0e0;
    color: #7b8fb7;
  }
  .hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 250px;
    flex-shrink: 0;
  }
  
  /* --- EVENTS / ACTIVITIES SECTION --- */
  .activities-page {
    text-align: center;
    min-height: 100vh;
    background-color: #f0f4f8;
    box-sizing: border-box;
    padding: 100px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
  }
  .activities-page h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 40px;
    color: #222;
    font-weight: 700;
    letter-spacing: 1px;
  }
  .activities-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    align-items: stretch;
    justify-items: center;
  }
  .activity-box {
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(100,119,175,0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 340px;
    min-width: 0;
    padding: 24px 12px 20px 12px;
    overflow: hidden;
    text-align: center;
    transition: transform 0.18s, box-shadow 0.18s;
    aspect-ratio: 1 / 1;
    height: auto;
    min-width: 0;
    object-fit: cover;
  }
  .activity-box:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 10px 32px rgba(100,119,175,0.13);
  }
  .activity-box img {
    object-fit: contain;  
    width: 100%;
    height: auto;
    max-width: 200px;
  }
  .activity-box p {
    text-align: center;
    font-size: 1.12rem;
    color: #445b9f;
    font-weight: 600;
    margin: 0;
  }
  
  /* --- ABOUT US SECTION --- */
  .About-page {
    background-color: #92A1CD;
    color: white;
    width: 100%;
    margin: 0 auto;
    padding: 100px 10px;
    text-align: center;
    min-height: 100vh;
    height: auto; 
    display: flex;
    flex-direction: column;
    object-fit: cover;
    justify-content: flex-start;
    box-sizing: border-box;
  }
  .About-page h1 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 36px;
    color: #ffffff;
    padding-bottom: 20px;
    display: inline-block;
  }
  .About-container {
    max-width: 800px;
    margin: 0 auto;
  }
  .About-container h3 {
    font-size: 1.15rem;
    line-height: 2.5;
    color: #fff;
    align-content: baseline;
    text-align: justify;
    word-break: break-word;
  }
  
  /* --- GALLERY SECTION --- */
  .gallery-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 100px 10px;
    text-align: center;
    background-color: #f0f4f8;
    min-height: 100vh;
    height: auto; 
    display: flex;
    flex-direction: column;
    object-fit: cover;
    justify-content: flex-start;
    box-sizing: border-box;
  }
  .gallery-heading {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 36px;
    color: #2c3e50;
    padding-bottom: 20px;
    display: inline-block;
  }
  .gallery-heading::after {
    content: '';
    display: block;
    width: 60%;
    height: 3px;
    background-color: #3498db;
    margin: 0 auto;
  }
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    width: 100%;
    padding:20px
  }
  .gallery-item {
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.11);
    transition: transform 0.26s, box-shadow 0.26s;
    aspect-ratio: 1/1;
    position: relative;
    background: #fff;
  }
  .gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  }
  .gallery-img {
    object-fit: cover; 
    width: 100%;
    height: 100%;
    display: block;
  }
  .gallery-item:hover .gallery-img {
    transform: scale(1.05);
  }
  
  /* --- FOOTER --- */
  .footer {
    width: 100%;
    background-color: #445b9f;
    color: white;
    text-align: center;
    padding: 20px 0;
    font-size: 1rem;
  }
  
  /* --- SCROLL TO TOP BUTTON --- */
  #scrollTopBtn {
    background: #6477AF;
    color: white;
    border: none;
    border-radius: 30px;
    padding: 10px 20px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    cursor: pointer;
    font-size: 1.2rem;
    z-index: 1100;
    transition: background 0.25s;
    display: none;
  }
  #scrollTopBtn:hover {
    background: #445b9f;
  }
  
  /* --- MEDIA QUERIES --- */
  @media (max-width: 1000px) {
    .hero {
      flex-direction: column;
      text-align: center;
      padding: 80px 10px 40px 10px;
    }
    .hero-image {
      min-width: unset;
      margin-top: 24px;
      flex-shrink: 1;
    }
  }
  @media (max-width: 767px) {
    header {
      padding: 12px 8px;
    }
    nav ul {
      flex-direction: column;
      width: 100%;
      background: #6477AF;
      position: absolute;
      top: 60px;
      left: 0;
      padding: 12px 0;
      box-shadow: 0 3px 8px rgba(0,0,0,0.08);
      text-align: center;
      display: none;
    }
    nav ul.active {
      display: flex;
    }
    nav ul li {
      margin: 12px 0;
    }
    .activities-page,
    .About-page,
    .gallery-container {
      padding: 70px 4px !important;
    }
    .activities-container,
    .gallery-grid {
      grid-template-columns: 1fr;
      gap: 12px;
      padding: 0;
    }
    .activity-box,
    .gallery-item {
      width: 100%;
      padding: 10px;
    }
    .activity-box img {
      width: 80%;
    }
  }
  
  /* --- ADDITIONAL TABLET BREAKPOINT --- */
  @media (min-width: 768px) and (max-width: 999px) {
    .activities-container,
    .gallery-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .activities-page,
    .About-page,
    .gallery-container {
      padding: 80px 30px;
    }
    .activity-box img {
      width: 80px;
    }
  }