/* Reset & base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Orbitron', sans-serif;
  background-color: #121212;
  color: #ddd;
  overflow-x: hidden;
}

/* Hero Slideshow */
#heroSlideshow {
  position: relative;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#heroSlideshow .slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  color: #eee;
}

#heroSlideshow .slide.active {
  opacity: 1;
  z-index: 1;
}

#heroSlideshow img {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4);
  z-index: -1;
}

.slide-text {
  text-align: center;
  max-width: 700px;
  padding: 0 20px;
}

.slide-text h1 {
  font-size: 3rem;
  margin-bottom: 0.3em;
  text-shadow: 0 0 10px #000;
}

.slide-text p {
  font-size: 1.5rem;
  text-shadow: 0 0 8px #000;
}

/* Explore button below slideshow */
#exploreBtn {
  position: relative; /* no absolute so it flows below slideshow */
  display: block;
  margin: 20px auto 50px;
  padding: 15px 35px;
  font-size: 1.3rem;
  font-weight: bold;
  color: #fff; /* white text */
  background: #007bff; /* bootstrap blue */
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 123, 255, 0.7);
  transition: background 0.3s ease;
  max-width: 220px;
  text-align: center;
  user-select: none;
}

#exploreBtn:hover {
  background: #0056b3;
}

/* Filter container */
#filterContainer {
  margin: 30px auto 20px;
  text-align: center;
  font-size: 1rem;
  color: #ccc;
}

#filterContainer label {
  margin: 0 15px;
  cursor: pointer;
}

#filterContainer input[type="checkbox"] {
  margin-right: 8px;
  cursor: pointer;
}

/* Airport Map */
#airportMap {
  width: 90%;
  max-width: 1100px;
  height: 600px;
  margin: 0 auto 40px;
  border-radius: 12px;
  box-shadow: 0 0 20px #000;
  background: #1e1e1e;
}

/* Popup custom style */
.leaflet-popup-content-wrapper {
  background: #222 !important;
  color: #ddd !important;
  border-radius: 10px !important;
  border: none !important;
  box-shadow: 0 0 10px #000 !important;
}

.leaflet-popup-content {
  margin: 8px 12px;
  font-size: 0.9rem;
  line-height: 1.4;
}

.leaflet-popup-content a {
  color: #f0c330;
  text-decoration: none;
  font-weight: bold;
}

.leaflet-popup-content a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  text-align: center;
  padding: 15px 0;
  background-color: #121212;
  color: #888;
  font-size: 0.9rem;
  border-top: 1px solid #222;
  user-select: none;
}