: root{
  --bg: #0b172a;
  --surface: #0f213d;
  --surface-2:#102445;
  --text: #e6eefc;
  --muted:#a7b8d6;
  --brand: #27c4a9;
  --brand-600:#1fa991;
  --accent: #ffd166;
  --ring: rgba(39,196,169,0.45);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;scroll-behavior:smooth}
body{
  font-family: "Open Sans",system-ui,-apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#0b1629 0%, #0b172a 60%, #0b172a 100%);
}

/* Utilities */
.section-title{
  font-family: "Poppins", sans-serif;
  font-size:clamp(1.6rem,2.5vw,2.4rem);
  letter-spacing:.4px;
  margin:0 0 1rem 0;
}
.btn{
  border: none;
  border-radius:14px;
  padding:.9rem 1.2rem;
  font-weight:600;
  cursor: pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .2s ease;
  will-change: transform;
}
.btn.primary{background:var(--brand); color:#07221b; box-shadow:0 10px 24px -8px var(--ring)}
.btn.primary:hover{background:var(--brand-600); transform:translateY(-1px)}
.btn.outline{background:transparent; border:2px solid var(--brand); color:var(--text)}
.btn.ghost{background:transparent; border:1px dashed #37537f; color:var(--muted)}
.link{color:var(--accent); text-decoration:none; font-weight:600}
.link:hover{text-decoration:underline}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Navbar */
.navbar{
  position:sticky; top:0; z-index:40;
  display:flex; align-items:center; justify-content:space-between;
  gap:1rem; padding:.9rem 1.25rem;
  background:rgba(4,12,24,.55); backdrop-filter: blur(8px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.logo{font-family:"Poppins",sans-serif;font-weight:700; font-size:1.25rem; color:#fff; text-decoration:none}
.nav-links{display:flex; gap:1rem}
.nav-links a{color:var(--muted); text-decoration:none; padding:.5rem .75rem; border-radius:10px; font-weight:600}
.nav-links a:hover{color:var(--text); background:rgba(255,255,255,.06)}
.hamburger{display:none; background:transparent; border:none; color:#fff; font-size:1.4rem; padding:.5rem; border-radius:10px}
.hamburger:focus{outline:2px solid var(--ring)}

/* Banner */
.banner{
  position:relative; min-height:92vh; display:grid; place-items:center;
  background-image:url("images/background.jpg");
  background-size:cover; background-position:center;
}
.banner .overlay{
  position: absolute; inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.45),rgba(0,0,0,.45));
}
.banner-content{position:relative; max-width:1024px; padding:1.25rem; text-align:center}
.banner-content h1{
  font-family: "Poppins", sans-serif;
  font-size:clamp(2rem,5.5vw,4rem);
  line-height:1.05;
  margin:0 0 1rem 0;
  color:#fff;
  text-shadow:0 6px 30px rgba(0,0,0,.45);
}
.booking-form{
  display:flex; flex-wrap:wrap; gap:.7rem; justify-content:center;
  padding:.8rem; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.12);
  border-radius:16px; box-shadow:0 8px 30px rgba(0,0,0,.25);
}
.booking-form input{
  background:#0b1b34; border:1px solid #1b335e; color:#eaf2ff;
  padding:.85rem 1rem; border-radius:12px; outline:none; min-width:220px;
}
.booking-form input:focus{border-color:var(--brand); box-shadow:0 0 0 3px var(--ring)}
.hint{opacity:.85; margin-top:.75rem; font-size:.95rem; color:#d6def0}

/* Services */
.services{padding:64px 20px; max-width:1200px; margin:0 auto}
.service-row{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
.service-card{
  display:grid; place-items:center; gap:.5rem; padding:22px;
  background:linear-gradient(180deg,var(--surface), var(--surface-2));
  border:1px solid rgba(255,255,255,.06); border-radius:16px;
  transition:transform .15s ease, box-shadow .2s ease, border-color .2s ease;
  cursor:pointer; user-select:none;
}
.service-card:hover{transform:translateY(-4px); box-shadow:0 18px 38px -18px rgba(0,0,0,.6); border-color:#284d86}
.service-card h3{margin:0;color:#e9f1ff}

/* Destinations */
.destinations{padding:48px 20px 70px; max-width:1200px; margin:0 auto}
.destination-controls{display:flex; gap:.6rem; align-items:center; margin:6px 2px 16px}
.destination-controls input{
  flex:1; background:#0b1b34; border:1px solid #1b335e; color:#eaf2ff;
  padding:.75rem 1rem; border-radius:12px; outline:none;
}
.destination-controls input:focus{border-color:var(--brand); box-shadow:0 0 0 3px var(--ring)}
.destination-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.destination-card{
  background:linear-gradient(180deg,var(--surface),#0f1e36);
  border:1px solid rgba(255,255,255,.06);
  border-radius:16px; overflow:hidden; display:flex; flex-direction:column;
  transition:transform .2s ease, box-shadow .25s ease, border-color .2s ease;
}
.destination-card:hover{transform:translateY(-6px) scale(1.01); box-shadow:0 24px 42px -22px rgba(0,0,0,.7); border-color:#2a4f89}
.destination-card .img-holder{position:relative; overflow:hidden; aspect-ratio:16/10}
.destination-card img{width:100%; height:100%; object-fit:cover; display:block; transform:scale(1.02); transition:transform .6s ease}
.destination-card:hover img{transform:scale(1.08)}
.card-content{padding:14px 16px 18px}
.card-content h3{margin:.1rem 0 .35rem; font-family:"Poppins",sans-serif}
.card-content p{margin:0 0 .6rem 0; color:var(--muted)}

/* About */
.about{
  display:grid; grid-template-columns:1fr 1fr; gap:24px;
  align-items:center; justify-content:center;
  padding:80px 20px; max-width:1200px; margin:0 auto;
}
.about-media img{width:100%; height:auto; border-radius:16px; box-shadow:0 18px 40px -24px rgba(0,0,0,.7)}
.about-copy p{color:var(--muted)}
.checks{list-style:none; padding:0; margin:16px 0; display:grid; gap:8px}
.checks li{position:relative; padding-left:26px}
.checks li::before{content:"✓"; position:absolute; left:0; top:0; color:var(--brand)}

/* Footer */
.footer{
  position: relative;
  background-image:url("images/footer.jpg");
  background-size:cover; background-position:center;
  margin-top:40px; border-top:1px solid rgba(255,255,255,.08);
}
.footer-overlay{position:absolute; inset:0; background:rgba(0,8,24,.82)}
.footer-inner{
  position:relative; z-index:1; display:grid; gap:24px;
  grid-template-columns:repeat(3,1fr);
  max-width:1200px; margin:0 auto; padding:54px 20px;
}
.footer-inner h3{margin:.25rem 0 .5rem; font-family:"Poppins",sans-serif}
.footer-inner ul{list-style:none; margin:0; padding:0; display:grid; gap:8px}
.footer-inner a{color:#c9d6f2; text-decoration:none}
.footer-inner a:hover{text-decoration:underline}
.credits{position:relative; z-index:1; text-align:center; padding:16px; color:#c6d3ee; border-top:1px solid rgba(255,255,255,.08)}

/* Modal */
.modal{border:none; border-radius:16px; padding:0; width:min(520px, 92%); background:#0e1d36; color:var(--text)}
.modal::backdrop{background:rgba(0,0,0,.6)}
.modal-card{position:relative; padding:22px}
.icon-btn{position:absolute; top:10px; right:10px; background:transparent; border:1px solid rgba(255,255,255,.12); color:#cfe1ff; border-radius:12px; padding:.35rem .5rem; cursor:pointer}
.modal-summary{background:#0a1a31; border:1px solid #15305b; padding:10px 12px; border-radius:12px}

/* Responsive */
@media (max-width: 1024px){
  .destination-grid{grid-template-columns:repeat(2,1fr)}
  .service-row{grid-template-columns:repeat(2,1fr)}
  .about{grid-template-columns:1fr}
}
@media (max-width: 720px){
  .nav-links{display:none; position:absolute; top:60px; right:12px; padding:10px; background:#081324; border:1px solid rgba(255,255,255,.08); border-radius:12px; flex-direction:column; min-width:180px}
  .nav-links.show{display:flex}
  .hamburger{display:inline-grid}
  .destination-controls{flex-direction:column; align-items:stretch}
  .destination-grid{grid-template-columns:1fr}
}

/* Focus styles */
a: focus, button: focus, input: focus{outline: none}

a:focus-visible, button:focus-visible, input:focus-visible{outline:2px solid var(--ring); outline-offset:2px}