html {
  scroll-behavior: smooth;
}
* {
  box-sizing: border-box;
}

/* Font helpers not coverable by Tailwind CDN */
h1,
h2,
h3,
.serif {
  font-family: "Inter", serif;
}

/* Animated underline for nav links */
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: #e4c97e;
  transition: width 0.25s ease;
}
.nav-link:hover::after {
  width: 100%;
}

/* Dropdown wrapper */
.nav-item {
  position: relative;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Dropdown menu */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: rgba(15, 27, 45, 0.98);
  border: 1px solid rgba(201, 168, 76, 0.2);
  min-width: 210px;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
  z-index: 300;
}

/* Segitiga kecil atas dropdown */
.nav-dropdown::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid rgba(201, 168, 76, 0.2);
}

/* Tutup gap antara link dan dropdown dengan invisible bridge */
.nav-dropdown::after {
  content: "";
  position: absolute;
  top: -14px; /* sama dengan gap (top: calc(100% + 14px)) */
  left: 0;
  right: 0;
  height: 14px;
}

.nav-dropdown a {
  display: block;
  padding: 11px 18px;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition:
    color 0.2s,
    background 0.2s;
}

.nav-dropdown a:last-child {
  border-bottom: none;
}

.nav-dropdown a:hover {
  color: #e2c97e;
  background: rgba(255, 255, 255, 0.03);
}

/* Chevron kecil di sebelah label */
.has-dropdown > a::after {
  content: "";
  font-size: 0.6rem;
  opacity: 0.5;
  display: inline-block;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 {
  transition-delay: 0.1s;
}
.reveal-delay-2 {
  transition-delay: 0.2s;
}
.reveal-delay-3 {
  transition-delay: 0.3s;
}

/* Why item hover line */
.why-item-line {
  position: absolute;
  bottom: 0;
  left: 2.5rem;
  width: 0;
  height: 1px;
  background: #c9a84c;
  transition: width 0.4s ease;
}
.why-item:hover .why-item-line {
  width: 32px;
}

/* Hero animation initial state */
.hero-anim {
  opacity: 0;
}

/* Mobile menu open/close */
#mobileMenu {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
#mobileMenu.open {
  opacity: 1;
  pointer-events: all;
}

.card-img {
  transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.tour-card:hover .card-img {
  transform: scale(1.06);
}
.tour-card {
  transition: box-shadow 0.3s ease;
}
.tour-card:hover {
  box-shadow: 0 20px 48px -8px rgba(0, 0, 0, 0.18);
}
.badge {
  backdrop-filter: blur(6px);
}