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

    body {
      font-family: 'Poppins', sans-serif;
      background: #f0f4f8;
      color: #333;
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* HEADER */
    header {
      background: linear-gradient(135deg, #1a148e, #3658f7);
      color: #fff;
      padding: 12px 25px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    }

    .logo-header {
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 10px;
    }

    .logo {
      max-width: 65px;
      height: auto;
    }

    .logo-header h2 {
      font-size: 22px;
      font-weight: 600;
    }

/* NAVBAR BASE */
nav {
  display: flex;
  align-items: center;
}

/* Uniform link/button style */
nav a,
.dropbtn {
  padding: 8px 14px;          /* uniform spacing */
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  transition: color 0.3s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Hover effect */
nav a:hover,
.dropbtn:hover {
  color: #ffd700;
}

/* DROPDOWN WRAPPER */
.dropdown {
  position: relative;
}

/* Dropdown Button */
.dropbtn {
  background: none;
  border: none;
  cursor: pointer;
}

/* Dropdown Content */
.dropdown-content {
  display: none;
  position: absolute;
  background-color: #fff;
  min-width: 180px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  border-radius: 8px;
  z-index: 999;
}

/* Dropdown items */
.dropdown-content a {
  color: #1a148e;
  padding: 12px 16px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.dropdown-content a:hover {
  background-color: #f0f0f0;
  color: #bfa303;
}

.dropdown:hover .dropdown-content {
  display: block;
}

/* LOGIN BUTTON */
.login-btn {
  background-color: #fff;
  color: #1a148e !important;
  padding: 8px 16px;        /* same vertical height as others */
  border-radius: 20px;
  font-weight: 600;
}

.login-btn:hover {
  background-color: #ffd700;
  color: #1a148e !important;
}

/* MOBILE RESPONSIVE */
@media (max-width: 600px) {

  nav {
    flex-direction: column;
    align-items: flex-start;
  }

  nav a, .dropbtn {
    width: 100%;
  }

  .dropdown-content {
    position: relative;
    width: 100%;
    box-shadow: none;
  }

  .dropdown-content a {
    padding-left: 20px;
  }
}
    .container {
      max-width: 1200px;
      margin: 40px auto;
      padding: 20px;
    }

    .welcome {
      color: rgb(26, 20, 142);
      text-align: center;
      margin-bottom: 40px;
    }

    .welcome h2 {
      font-size: 2rem;
      margin-bottom: 10px;
    }

    .card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
    }

    .card {
      background-color: #fff;
      border-radius: 12px;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
      padding: 25px;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      cursor: pointer;
    }

    .card:hover {
      transform: translateY(-8px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    }

    .card h3 {
      margin-bottom: 10px;
      font-size: 1.2rem;
      color: #1a148e;
      display: flex;
      align-items: center;
    }

    .card h3 .material-icons {
      font-size: 1.4rem;
      margin-right: 8px;
    }

    .card p {
      font-size: 0.95rem;
      color: #555;
    }

    @media (max-width: 600px) {
      nav a,
      .login-btn {
        margin-left: 10px;
        margin-top: 10px;
      }
    }

    /* Mission Section Enhancements */
    .welcome h2 {
      font-size: 2rem;
      color: #1a148e;
      margin-bottom: 10px;
    }
    .welcome p {
      color: #444;
      max-width: 700px;
      margin: 0 auto;
    }

/* === Banner Section === */
.banner {
  position: relative;
  width: 100%;
  height: 60vh;
  background: url("./images/oso.png") center/cover no-repeat; /* replace with your banner image */
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  overflow: hidden;
}

.banner::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.55); /* dark overlay for visibility */
  z-index: 1;
}

.banner-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 20px;
  animation: fadeInUp 1s ease forwards;
}

@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(30px); }
  100% { opacity: 1; transform: translateY(0); }
}

.banner-content h2 {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: #fff;
  text-shadow: 0 3px 8px rgba(0,0,0,0.4);
}

.banner-content p {
  font-size: 1.1rem;
  margin-bottom: 25px;
  color: #f1f1f1;
  text-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.carousel-btn-link {
  display: inline-block;
  background: #ffd700;
  color: #1a148e;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: 30px;
  text-decoration: none;
  transition: background-color 0.3s, transform 0.3s;
}

.carousel-btn-link:hover {
  background: #f8c600;
  transform: scale(1.05);
}

.whats-new-carousel {
  padding: 60px 20px;
  background-color: #fff;
  text-align: center;
}

.whats-new-carousel h2 {
  font-size: 2.2rem;
  color: #1a148e;
  margin-bottom: 40px;
}

.carousel-container {
  position: relative;
  overflow: hidden;
  width: 1300px;
  height: 500px;
  border-radius: 10px;
  margin: 0 auto;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  width: 1300px;
  height: 500px;
  box-sizing: border-box;
  position: relative;
  text-align: left;
}

.carousel-slide img {
  width: 1300px;
  height: 500px;
  object-fit: cover;
  filter: brightness(70%);
}

.slide-content {
  position: absolute;
  bottom: 30px;
  left: 40px;
  color: white;
  max-width: 500px;
  background: rgba(0, 0, 0, 0.45);
  padding: 20px;
  border-radius: 10px;
}

.slide-content h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.slide-content p {
  font-size: 1rem;
  margin-bottom: 15px;
}

.carousel-btn-link {
  background-color: #ffcc00;
  color: #000;
  padding: 8px 16px;
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
  transition: background 0.3s ease;
}

.carousel-btn-link:hover {
  background-color: #e6b800;
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.7);
  border: none;
  font-size: 2rem;
  cursor: pointer;
  padding: 10px;
  border-radius: 50%;
  z-index: 10;
}

.carousel-nav:hover {
  background-color: rgba(158, 158, 158, 0.7);
}

.carousel-nav.prev {
  left: 10px;
}

.carousel-nav.next {
  right: 10px;
}

        .modal {
          display: none;
          position: fixed;
          z-index: 1000;
          left: 0;
          top: 0;
          width: 100%;
          height: 100%;
          overflow: auto;
          background-color: rgba(0, 0, 0, 0.6);
        }

        .modal-content {
          background-color: #fff;
          margin: 10% auto;
          padding: 30px;
          border-radius: 10px;
          width: 90%;
          max-width: 600px;
          position: relative;
          box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .modal-content h2 {
          color: #1a148e;
          margin-bottom: 15px;
        }

        .modal-content ul {
          margin-top: 10px;
          padding-left: 20px;
          color: #444;
        }

        .close-button {
          position: absolute;
          top: 15px;
          right: 20px;
          font-size: 24px;
          color: #333;
          cursor: pointer;
        }

        .close-button:hover {
          color: red;
        }