* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  color: #173453;
  line-height: 1.6;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 7%;
  background: white;
  box-shadow: 0 2px 12px #00000012;
  position: sticky;
  top: 0;
  z-index: 10;
}

.logo {
  font-size: 27px;
  font-weight: bold;
  color: #0878c9;
  text-decoration: none;
}

.logo span {
  color: #123b66;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  text-decoration: none;
  color: #173453;
  font-weight: bold;
}

nav a:hover {
  color: #f39800;
}

.menu-btn {
  display: none;
  padding: 6px 10px;
  font-size: 22px;
  background: white;
  border: 0;
  cursor: pointer;
}

.hero {
  min-height: 420px;
  display: flex;
  align-items: center;
  padding: 60px 8%;
  color: white;
  background:
    linear-gradient(90deg, #063b66d9, #063b6633),
    url("https://images.unsplash.com/photo-1464822759023-fed622ff2c3b?auto=format&fit=crop&w=1800&q=85")
    center/cover;
}

.hero-content {
  max-width: 620px;
}

.hero h1 {
  font-size: clamp(34px, 5vw, 55px);
  line-height: 1.15;
  margin: 12px 0;
}

.hero-content p {
  margin-bottom: 16px;
}

.btn {
  display: inline-block;
  background: #f39800;
  color: white;
  padding: 12px 24px;
  border: none;
  border-radius: 7px;
  text-decoration: none;
  font-weight: bold;
  cursor: pointer;
}

.btn:hover {
  background: #dc8100;
}

.booking {
  margin: -30px auto 35px;
  position: relative;
  width: 86%;
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 5px 25px #00000018;
}

h2 {
  text-align: center;
  margin-bottom: 22px;
  color: #103f70;
  font-size: 30px;
}

#travelForm {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

input, select {
  width: 100%;
  min-width: 0;
  padding: 13px;
  border: 1px solid #ccd7e3;
  border-radius: 6px;
  font-size: 15px;
  background: white;
}

#result {
  margin-top: 15px;
  text-align: center;
  color: #0878c9;
}

.services, .destinations {
  padding: 45px 7%;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.card {
  padding: 25px 18px;
  text-align: center;
  border: 1px solid #e3eaf1;
  border-radius: 12px;
  box-shadow: 0 4px 14px #00000008;
}

.icon {
  font-size: 38px;
  margin-bottom: 10px;
}

.card h3, .destination h3 {
  margin-bottom: 8px;
}

.destinations {
  background: #f0f6fc;
}

.destination {
  min-height: 170px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: white;
  border-radius: 12px;
  background: linear-gradient(transparent, #062d50),
    url("https://images.unsplash.com/photo-1501785888041-af3ef285b470?auto=format&fit=crop&w=700&q=80")
    center/cover;
}

.destination:nth-child(2) {
  background-position: 70% center;
}

.destination:nth-child(3) {
  background-image: linear-gradient(transparent, #062d50),
    url("https://images.unsplash.com/photo-1512343879784-a960bf40e7f2?auto=format&fit=crop&w=700&q=80");
}

.destination:nth-child(4) {
  background-position: right center;
}

.about, .contact {
  padding: 50px 8%;
  text-align: center;
}

.about p, .contact p {
  max-width: 700px;
  margin: 0 auto 18px;
}

.contact {
  background: #eaf4fc;
}

.small {
  font-size: 12px;
  margin-top: 12px !important;
}

footer {
  background: #0b3154;
  color: white;
  padding: 24px;
  text-align: center;
}

@media (max-width: 900px) {
  #travelForm {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .header {
    padding: 14px 5%;
  }

  .logo {
    font-size: 22px;
  }

  .menu-btn {
    display: block;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    padding: 20px;
    flex-direction: column;
    gap: 15px;
  }

  nav.open {
    display: flex;
  }

  .hero {
    min-height: 390px;
    padding: 40px 6%;
  }

  .booking {
    width: 92%;
    padding: 18px;
  }

  #travelForm, .cards {
    grid-template-columns: 1fr;
  }

  h2 {
    font-size: 25px;
  }
}