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

body{
  line-height:1.6;
  color:#333;
}

.hero{
  background:linear-gradient(135deg,#0f4c81,#2a9df4);
  color:white;
  padding-bottom:50px;
}

.navbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 10%;
}

.navbar ul{
  display:flex;
  gap:20px;
  list-style:none;
}

.navbar a{
  color:white;
  text-decoration:none;
  font-weight:bold;
}

.logo{
  font-size:24px;
  font-weight:bold;
}

.hero-content{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:40px;
  padding:50px 10%;
}

.hero-content img{
  width:420px;
  border-radius:20px;
  box-shadow:0 10px 25px rgba(0,0,0,0.2);
}

.hero-content h1{
  font-size:48px;
  margin-bottom:20px;
}

.hero-buttons{
  display:flex;
  gap:15px;
  flex-wrap:wrap;
  margin-top:20px;
}

.btn{
  background:white;
  color:#0f4c81;
  padding:12px 24px;
  border-radius:30px;
  text-decoration:none;
  font-weight:bold;
}

.whatsapp{
  background:#25D366;
  color:white;
}

.section{
  padding:70px 10%;
  text-align:center;
}

.gray{
  background:#f5f7fa;
}

.cards{
  margin-top:30px;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:20px;
}

.card{
  background:white;
  padding:25px;
  border-radius:15px;
  box-shadow:0 5px 15px rgba(0,0,0,0.08);
}

.appointment-form{
  margin-top:30px;
  max-width:600px;
  margin-left:auto;
  margin-right:auto;
  display:flex;
  flex-direction:column;
  gap:15px;
}

.appointment-form input,
.appointment-form textarea{
  padding:14px;
  border:1px solid #ccc;
  border-radius:10px;
}

.appointment-form button{
  background:#0f4c81;
  color:white;
  border:none;
  padding:14px;
  border-radius:10px;
  cursor:pointer;
}

footer{
  background:#0f4c81;
  color:white;
  text-align:center;
  padding:20px;
}

@media(max-width:900px){

  .hero-content{
    flex-direction:column;
    text-align:center;
  }

  .hero-content img{
    width:100%;
    max-width:400px;
  }

  .navbar{
    flex-direction:column;
    gap:15px;
  }

  .navbar ul{
    flex-wrap:wrap;
    justify-content:center;
  }

  .appointment-section{
      padding:80px 20px;
      background:#f5f9ff;
  }

  .container{
      max-width:700px;
      margin:auto;
  }

  .section-title{
      text-align:center;
      font-size:36px;
      margin-bottom:40px;
      color:#0f4c81;
      font-weight:700;
  }

  .appointment-form{
      background:#fff;
      padding:40px;
      border-radius:20px;
      box-shadow:0 10px 30px rgba(0,0,0,0.08);
  }

  .form-group{
      margin-bottom:20px;
  }

  .appointment-form input,
  .appointment-form textarea{
      width:100%;
      padding:15px;
      border:1px solid #dcdcdc;
      border-radius:10px;
      font-size:16px;
      transition:0.3s;
  }

  .appointment-form input:focus,
  .appointment-form textarea:focus{
      border-color:#0f4c81;
      outline:none;
      box-shadow:0 0 8px rgba(15,76,129,0.2);
  }

  .appointment-form button{
      background:#0f4c81;
      color:#fff;
      padding:14px 35px;
      border:none;
      border-radius:8px;
      font-size:16px;
      font-weight:600;
      cursor:pointer;
      transition:0.3s;
  }

  .appointment-form button:hover{
      background:#0b3559;
  }

  .text-center{
      text-align:center;
  }
}