body {
    margin: 0;
    font-family: Arial, sans-serif;
  }
  
  /* HEADER */
  header {
    background: #edf1f5;
    color: rgb(231, 16, 16);
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
  }
  
  .header-left {
    display: flex;
    align-items: center;
  }
  
  .logo-img {
    height: 200px;
    margin-right: 10px;
  }
  
  .logo-text {
    font-size: 30px;
    font-weight: bold;
  }
  
  nav a {
    color: rgb(8, 119, 238);
    margin: 0 8px;
    text-decoration: none;
  }
  
  /* HERO SLIDER */
  .hero-slider {
    position: relative;
    height: 75vh;
    overflow: hidden;
  }
  
  .slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
  }
  
  .slide.active {
    opacity: 1;
  }
  
  .hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.55);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
  }
  
  .hero-overlay h1 {
    font-size: 36px;
  }
  
  .hero-overlay p {
    font-size: 18px;
    margin: 15px 0;
  }
  
  .hero-overlay button {
    padding: 12px 25px;
    font-size: 16px;
    background: #ffcc00;
    border: none;
    cursor: pointer;
  }
  
  /* SECTIONS */
  section {
    padding: 40px 20px;
    text-align: center;
  }
  
  .gray {
    background: #f4f4f4;
  }
  
  /* CARDS */
  .cards {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .card {
    background: white;
    padding: 20px;
    margin: 10px;
    width: 200px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
  }
  
  /* FORM */
  form {
    max-width: 400px;
    margin: auto;
  }
  
  form input, form button {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
  }
  
  /* FOOTER */
  footer {
    background: #003366;
    color: white;
    padding: 10px;
  }
  
  /* MOBILE */
  @media (max-width: 768px) {
    .hero-overlay h1 {
      font-size: 26px;
    }
  }

  /* FULL WIDTH NAVBAR */
.main-nav {
    width: 100%;
    background: #002855; /* dark school blue */
  }
  
  /* center content */
  .main-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    justify-content: center;   /* center items */
    align-items: center;
  }
  
  /* menu items */
  .main-nav li {
    margin: 0;
  }
  
  /* links */
  .main-nav a {
    display: block;
    padding: 15px 25px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s;
  }
  
  /* hover effect */
  .main-nav a:hover {
    background: #ffcc00;
    color: #002855;
  }
  
  @media (max-width: 768px) {
    .main-nav ul {
      flex-direction: column;
    }
  
    .main-nav a {
      width: 100%;
      text-align: center;
      border-top: 1px solid rgba(255,255,255,0.2);
    }
  }

  #map {
    padding: 40px 0;
    text-align: center;
    background: #f4f4f4;
  }
  
  #map h2 {
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: bold;
    color: #002855;
  }
  

  /* RESPONSIVE GALLERY */
#gallery {
    padding: 40px 20px;
    text-align: center;
  }
  
  #gallery h2 {
    margin-bottom: 25px;
    font-size: 26px;
    color: #002855;
  }
  
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
  }
  
  .gallery-grid img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 6px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
  }
  
  .gallery-grid img:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  }

  /* IMAGE GALLERY – FIXED SIZE */
#gallery {
    padding: 40px 20px;
    text-align: center;
  }
  
  #gallery h2 {
    margin-bottom: 25px;
    font-size: 26px;
    color: #002855;
  }
  
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    justify-items: center;
  }
  
  /* FIXED WIDTH & HEIGHT */
  .gallery-grid img {
    width: 220px;     /* FIXED WIDTH */
    height: 160px;    /* FIXED HEIGHT */
    object-fit: cover; /* image crop karega, stretch nahi */
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .gallery-grid img:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
  }

  @media (max-width: 600px) {
    .gallery-grid img {
      width: 100%;
      height: 180px;
    }
  }

  #about p {
    font-size: 18px;      /* text bada */
    line-height: 1.8;     /* reading easy */
    max-width: 900px;     /* zyada wide na ho */
    margin: 0 auto;       /* center align */
  }

  #about h2 {
    font-size: 32px;
    margin-bottom: 20px;
  }
  
  @media (max-width: 768px) {
    #about p {
      font-size: 16px;
    }
  
    #about h2 {
      font-size: 26px;
    }
  }

  .hero-btn {
    display: inline-block;
    background: #ffcc00;
    padding: 12px 25px;
    color: #002855;
    text-decoration: none;
    font-size: 16px;
    border-radius: 4px;
  }