body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(to bottom, #e6f7ff, #ffffff);
  color: #333;
}

header {
  background: linear-gradient(135deg, #0099ff, #0066cc);
  color: white;
  padding: 25px;
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

header::after {
  content: '';
  position: absolute;
  top: -50px;
  left: -50px;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 10%, transparent 11%);
  background-size: 60px 60px;
  opacity: 0.4;
  animation: bubbles 10s linear infinite;
  z-index: -1;
}

@keyframes bubbles {
  from { transform: translateY(0); }
  to { transform: translateY(-60px); }
}

header h1 {
  margin: 0;
  font-size: 2.5rem;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.2);
}

nav {
  margin-top: 15px;
}

nav a {
  color: white;
  margin: 0 20px;
  text-decoration: none;
  font-weight: bold;
  padding: 8px 14px;
  border-radius: 20px;
  transition: background 0.3s;
}

nav a:hover {
  background: rgba(222, 222, 222, 0.2);
}

.booking-section {
  max-width: 700px;
  margin: 50px auto;
  padding: 25px;
  background: rgba(255,255,255,0.95);
  border-radius: 15px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
  animation: fadeIn 1s ease;
}

.booking-section h2 {
  text-align: center;
  color: #0066cc;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

label {
  display: block;
  margin: 15px 0 5px;
  font-weight: bold;
  color: #004080;
}

input, select, textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid #b3e0ff;
  border-radius: 10px;
  background: #f0faff;
  transition: 0.3s;
}

input:focus, select:focus, textarea:focus {
  border-color: #0099ff;
  outline: none;
  box-shadow: 0 0 8px rgba(0,153,255,0.5);
}

button {
  display: block;
  margin: 25px auto 0;
  padding: 14px 22px;
  background: linear-gradient(135deg, #00ccff, #0066cc);
  color: white;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: bold;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: transform 0.2s, background 0.3s;
}

button:hover {
  transform: scale(1.05);
  background: linear-gradient(135deg, #00aaff, #004c99);
}

table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 20px;
}

th, td {
  padding: 12px;
  text-align: left;
  border-bottom: 2px solid #b3e0ff;
}

th {
  background: #0099ff;
  color: white;
}

footer {
  background: #004080;
  color: white;
  text-align: center;
  padding: 18px;
  margin-top: 60px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media screen and (max-width: 768px) {
  header h1 {
    font-size: 1.8rem;
  }

  nav a {
    display: block;
    margin: 10px auto;
    text-align: center;
  }

  .booking-section {
    margin: 30px 15px;
    padding: 20px;
  }

  input, select, textarea {
    font-size: 1rem;
  }

  button {
    width: 100%;
    font-size: 1rem;
  }

  table, th, td {
    font-size: 0.9rem;
    word-wrap: break-word;
  }

  footer {
    font-size: 0.9rem;
    padding: 12px;
  }
}