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

body {
  background: #f4f8fb;
  color: #333;
  line-height: 1.6;
}

.container { width: 90%; max-width: 1100px; margin: 0 auto; }

header {
  background: linear-gradient(135deg, #4a90e2, #357abd);
  color: #fff;
  padding: 1rem 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.header-content {
  display: flex; justify-content: space-between; align-items: center;
}

.logo h1 { font-size: 1.5rem; margin-left: 10px; }
nav ul { list-style: none; display: flex; }
nav ul li { margin: 0 15px; }
nav a { color: white; text-decoration: none; transition: opacity 0.3s; }
nav a:hover { opacity: 0.7; }

.hero {
  background: url('https://images.unsplash.com/photo-1588776814546-5d4bbfcdc2c9?auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
  color: white;
  text-align: center;
  padding: 120px 20px;
  position: relative;
}

.hero::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.5);
}

.hero-content { position: relative; z-index: 1; }
.hero h2 { font-size: 2.5rem; margin-bottom: 1rem; }
.hero p { font-size: 1.2rem; margin-bottom: 2rem; }

.btn {
  background: #4a90e2; color: white; border: none;
  padding: 12px 25px; border-radius: 5px; cursor: pointer;
  text-decoration: none; transition: background 0.3s;
}
.btn:hover { background: #357abd; }

.section-title { text-align: center; font-size: 2rem; margin-bottom: 1.5rem; color: #357abd; }
.section-subtitle { text-align: center; color: #666; margin-bottom: 2rem; }

.booking-form {
  background: #fff; padding: 2rem; border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.form-row { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 1rem; }
.form-group { flex: 1; min-width: 250px; }
label { font-weight: 500; display: block; margin-bottom: 5px; }
input, select, textarea {
  width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 5px;
}
input:focus, select:focus, textarea:focus { border-color: #4a90e2; outline: none; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}
.service-card {
  background: white; padding: 1.5rem; border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  text-align: center;
  transition: transform 0.3s;
}
.service-card:hover { transform: translateY(-5px); }

.doctors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  text-align: center;
}
.doctor-card {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  padding: 1rem;
}
.doctor-card img { border-radius: 10px; margin-bottom: 10px; width: 100%; }

footer {
  background: #2c3e50;
  color: white;
  padding: 3rem 1rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}
footer h3 { margin-bottom: 1rem; color: #4aa3ff; }
footer ul { list-style: none; }
footer li { margin-bottom: 0.5rem; }

.copyright {
  text-align: center;
  margin-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1rem;
  font-size: 0.9rem;
  color: #bbb;
}

.modal {
  display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  justify-content: center; align-items: center; z-index: 1000;
}
.modal-content {
  background: white; padding: 2rem; border-radius: 10px; text-align: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  width: 90%; max-width: 400px;
}