body {
  background-color: #f9f9f9;
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.trip-container {
  max-width: 1100px;
  margin: auto;
  padding: 40px 20px;
}

.trip-hero {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  margin-bottom: 30px;
}

.trip-hero img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  border-radius: 12px;
}

.trip-title {
  position: absolute;
  bottom: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.5);
  color: white;
  padding: 20px;
  width: 100%;
  box-sizing: border-box;
}

.trip-title h1 {
  margin: 0;
  font-size: 28px;
}

.trip-title p {
  margin: 5px 0 0;
  font-size: 16px;
}

.trip-details {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.info-block p {
  margin: 8px 0;
  font-size: 16px;
  color: #333;
}

.info-block .limited {
  color: #c40000;
  font-weight: bold;
}

.description {
  margin-top: 30px;
}

.description h3 {
  color: #c40000;
  margin-bottom: 10px;
}

.description p {
  font-size: 15px;
  line-height: 1.6;
  color: #444;
}

.extras {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 30px;
  gap: 30px;
}

.extras div {
  flex: 1;
  min-width: 250px;
}

.extras h3 {
  color: #c40000;
  margin-bottom: 10px;
}

.extras ul {
  list-style: disc;
  padding-left: 20px;
  color: #333;
}

.extras li {
  margin-bottom: 6px;
  font-size: 15px;
}

.extras a {
  text-decoration: none;
  color: #c40000;
}

.price-calc {
  margin-top: 40px;
}

.price-calc h3 {
  color: #c40000;
  margin-bottom: 10px;
}

.price-calc form {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 15px;
  align-items: center;
}

.price-calc label {
  display: flex;
  flex-direction: column;
  font-weight: bold;
}

.price-calc input {
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  font-size: 14px;
  width: 120px;
}

.price-calc button {
  padding: 10px 20px;
  background-color: #ffc107;
  color: black;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: bold;
}

#totalResult {
  font-size: 18px;
  font-weight: bold;
  margin-top: 10px;
  color: #333;
}

.whatsapp {
  margin-top: 30px;
  text-align: center;
}

.whatsapp button {
  background-color: #25D366;
  color: white;
  border: none;
  padding: 14px 26px;
  font-size: 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

.whatsapp button:hover {
  background-color: #1ebe5d;
}

.whatsapp-note {
  margin-top: 8px;
  color: #666;
  font-size: 13px;
  text-align: center;
}

.whatsapp-note a {
  color: #c40000;
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .trip-title h1 {
    font-size: 20px;
  }

  .trip-title p {
    font-size: 14px;
  }

  .trip-details {
    padding: 20px;
  }

  .price-calc form {
    flex-direction: column;
    align-items: flex-start;
  }

  .extras {
    flex-direction: column;
  }

  .extras div {
    width: 100%;
  }
}