/* Body styling: Center card vertically + horizontally with some padding */
body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: start;
  background-color: whitesmoke; /* Navy Blue */
  margin: 0;
  padding: 40px 20px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: white;
}

/* The card container */
.container {
  max-width: 700px;
  width: 100%;
  background-color: #13243b; /* Slightly lighter navy */
  padding: 30px 40px;
  border-radius: 15px;
  box-shadow: 0 0 25px rgba(255, 215, 0, 0.15); /* golden shadow */
  box-sizing: border-box;
}



/* Heading */
h1 {
  text-align: center;
  color: #ffd700; /* Golden */
  margin-bottom: 25px;
}

/* Labels */
label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #ffd700;
  font-size: 1rem;
}

/* Select, input, textarea styling */
select, input[type="text"], input[type="email"], input[type="tel"] {
  width: 100%;
  padding: 12px 15px;
  margin-bottom: 18px;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 1rem;
  color: #0a1a2f; /* text color inside inputs */
  box-sizing: border-box;
  transition: border-color 0.3s ease;
}

/* On focus */
select:focus, input:focus {
  outline: none;
  border-color: #ffd700;
  background-color: #fef8dc; /* creamy white */
}

/* Disabled option style */
select:disabled {
  background-color: #e0e0e0;
  color: gray;
  cursor: not-allowed;
}

/* Submit button */
button {
  background-color: #ffd700; /* golden */
  color: #0a1a2f; /* navy text */
  font-weight: 700;
  border: none;
  padding: 14px 0;
  width: 100%;
  font-size: 1.1rem;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #e6c200;
}

/* Calendar grid */
#calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  margin-top: 20px;
}

/* Each day box */
.day {
  background-color: white;
  color: #0a1a2f;
  border-radius: 8px;
  padding: 20px 0;
  text-align: center;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid #ffd700;
  user-select: none;
  transition: transform 0.15s ease;
}

.day:hover {
  transform: scale(1.05);
  background-color: #fdf6e3; /* light cream */
}

/* Booked date styling - whole box red bg */
.day.booked {
  background-color: #ff4d4d !important;
  color: white !important;
  border-color: #cc0000 !important;
}

/* Hide sections initially */
.hidden {
  display: none;
}

/* Form section styling */
#formSection h3 {
  color: #ffd700;
  margin-bottom: 15px;
}