*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body{
  background:#f4f7fb;
  color:#222;
}

/* HEADER */
header{
  background:linear-gradient(to right,#0f4c75,#3282b8);
  color:white;
  text-align:center;
  padding:25px 10px;
}

header img{
  width:110px;
  height:auto;
  background:white;
  padding:6px;
  border-radius:10px;
  margin-bottom:10px;
}

header h1{
  font-size:32px;
  margin-bottom:8px;
}

header p{
  font-size:15px;
  margin-top:5px;
}

/* NAV */
nav{
  background:#1b262c;
  padding:12px;
  text-align:center;
  position:sticky;
  top:0;
  z-index:1000;
}

nav a{
  color:white;
  text-decoration:none;
  margin:0 15px;
  font-weight:bold;
  font-size:16px;
}

nav a:hover{
  color:#00b4d8;
}

/* HERO */
.hero{
  height:350px;
  background:url("https://images.unsplash.com/photo-1582719478185-2f2f4d8d1bba?auto=format&fit=crop&w=1400&q=80");
  background-size:cover;
  background-position:center;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:20px;
}

.hero h2{
  font-size:40px;
  background:rgba(0,0,0,0.65);
  color:white;
  padding:15px 25px;
  border-radius:10px;
}

/* SECTION */
section{
  background:white;
  width:90%;
  margin:25px auto;
  padding:45px 10%;
  border-radius:12px;
  box-shadow:0 0 12px rgba(0,0,0,0.1);
}

section h2{
  text-align:center;
  margin-bottom:25px;
  font-size:28px;
  color:#0f4c75;
}

p{
  font-size:16px;
  line-height:1.8;
}

/* BOX */
.highlight-box{
  margin-top:20px;
  padding:15px;
  background:#e8f6ff;
  border-left:6px solid #0f4c75;
  border-radius:8px;
  font-size:15px;
  line-height:1.8;
}

/* CARD */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:20px;
  margin-top:25px;
}

.card{
  background:#f4f7fb;
  padding:20px;
  border-radius:12px;
  border:1px solid #ddd;
  text-align:center;
}

.card h3{
  color:#1b262c;
  margin-bottom:10px;
  font-size:18px;
}

.card p{
  font-size:15px;
  line-height:1.6;
}

/* CHAIRMAN SECTION */
.chairman{
  display:flex;
  gap:30px;
  align-items:center;
  flex-wrap:wrap;
  margin-top:20px;
}

.chairman img{
  width:250px;
  height:300px;
  object-fit:cover;
  border-radius:12px;
  border:3px solid #0f4c75;
}

.chairman-text{
  flex:1;
}

.chairman-text h3{
  font-size:22px;
  color:#0f4c75;
  margin-bottom:10px;
}

/* GALLERY */
.gallery{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:15px;
  margin-top:25px;
}

.gallery img{
  width:100%;
  height:200px;
  object-fit:cover;
  border-radius:12px;
  border:2px solid #ddd;
}

/* CONTACT */
.contact-box{
  text-align:center;
  font-size:16px;
  line-height:2;
}

.form-box{
  display:flex;
  justify-content:center;
  margin-top:30px;
}

form{
  width:100%;
  max-width:500px;
  background:#f4f7fb;
  padding:25px;
  border-radius:12px;
  border:1px solid #ccc;
}

input, textarea{
  width:100%;
  padding:12px;
  margin:10px 0;
  border:1px solid #aaa;
  border-radius:8px;
  font-size:15px;
}

button{
  width:100%;
  padding:12px;
  background:#0f4c75;
  color:white;
  border:none;
  font-size:16px;
  font-weight:bold;
  border-radius:8px;
  cursor:pointer;
}

button:hover{
  background:#3282b8;
}

/* MAP */
.map{
  margin-top:25px;
  border-radius:12px;
  overflow:hidden;
  border:2px solid #ddd;
}

/* FOOTER */
footer{
  background:#1b262c;
  color:white;
  text-align:center;
  padding:18px;
  margin-top:25px;
}

footer p{
  font-size:14px;
}

#successMsg{
  text-align:center;
  color:green;
  margin-top:15px;
  font-weight:bold;
}

/* WHATSAPP BUTTON */
.whatsapp{
  position:fixed;
  bottom:20px;
  right:20px;
  background:#25D366;
  color:white;
  padding:12px 18px;
  border-radius:50px;
  font-weight:bold;
  text-decoration:none;
  box-shadow:0 0 10px rgba(0,0,0,0.3);
}

.whatsapp:hover{
  background:#1ebc5b;
}

/* MOBILE */
@media(max-width:600px){
  header h1{
    font-size:24px;
  }
  .hero h2{
    font-size:26px;
  }
  .chairman{
    justify-content:center;
    text-align:center;
  }
}