body {
  background:#fff;
  font-family: "Segoe UI", sans-serif;
}


.header{
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 999;
  background: #0b2c3d; /* scroll ke baad wala color */
  box-shadow: 0 6px 20px rgba(0,0,0,.15);
}

/* NAV CONTAINER */
.nav-container{
  max-width:1200px;
  margin:auto;
  padding:15px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

/* LOGO */
.logo{
  color:#fff;
  font-size:20px;
  font-weight:700;
}

/* NAV */
.nav-list{
  list-style:none;
  display:flex;
  gap:25px;
}
.nav-list li{
  position:relative;
}
.nav-list a{
  color:#fff;
  text-decoration:none;
  font-weight:600;
}

/* SUBMENU */
.submenu{
  position:absolute;
  top:120%;
  left:0;
  background:#fff;
  min-width:200px;
  border-radius:6px;
  box-shadow:0 10px 25px rgba(0,0,0,.2);
  opacity:0;
  visibility:hidden;
  transition:.3s;
}
.submenu a{
  color:#333;
  padding:10px 15px;
  display:block;
}
.dropdown:hover .submenu{
  opacity:1;
  visibility:visible;
}

/* MOBILE */
.menu-toggle{
  display:none;
  font-size:26px;
  color:#fff;
  cursor:pointer;
}

@media(max-width:768px){
  .menu-toggle{display:block;}
  .nav{
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    background:#0b2c3d;
    display:none;
  }
  .nav.active{display:block;}
  .nav-list{
    flex-direction:column;
    text-align:center;
  }
  .submenu{
    position:static;
    opacity:1;
    visibility:visible;
    display:none;
    box-shadow:none;
  }
  .dropdown.active .submenu{
    display:block;
  }
}

/* HERO */
.about-hero {
  height: 60vh;
  background: url("../assets/about-hero.jpg") center/cover no-repeat;
  position: relative;
  display:flex;
  align-items:center;
}
.about-hero .overlay {
  position:absolute;
  inset:0;
  background:rgba(20,58,89,.75);
}
.about-hero .container {
  position:relative;
  color:#fff;
}

/* SECTION */
.about-section h2 {
  color:#143a59;
  font-weight:700;
}

/* VISION MISSION */
.vm-section {
  background:#f6f9fc;
}
.vm-card {
  background:#fff;
  padding:30px;
  border-radius:16px;
  box-shadow:0 10px 30px rgba(0,0,0,.08);
  transition:.4s;
}
.vm-card:hover {
  transform:translateY(-8px);
}
.vm-card h3 {
  color:#143a59;
}
.vm-card ul {
  padding-left:18px;
}

/* MESSAGE */
.message-box {
  display:flex;
  gap:20px;
  background:#fff;
  padding:25px;
  border-radius:18px;
  box-shadow:0 10px 25px rgba(0,0,0,.08);
}
.message-box img {
  width:200pxpx;
  height:200px;
  border-radius:5%;
  object-fit:cover;
  border:3px solid #143a59;
}
.message-box h4 {
  color:#143a59;
}

/* ANIMATION */
.reveal {
  opacity:0;
  transform:translateY(40px);
  transition:1s;
}
.reveal.active {
  opacity:1;
  transform:translateY(0);
}
.delay-1 {
  transition-delay:.3s;
}