:root{
  --white:#ffffff;
  --ink:#0e2235;
  --ocean:#1c4f73;
  --deep:#0a2a40;
  --mist:#eef4f8;
  --sky:#cfe3ee;
  --gold:#b99a5b;
  --line:#d8e3ea;
  --text-soft:#5b6b78;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--white);
  color:var(--ink);
  font-family:'Manrope', sans-serif;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.eyebrow{
  font-family:'Manrope', sans-serif;
}
.loading-popup{
  position:fixed;
  inset:0;
  z-index:140;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  background:rgba(255,255,255,0.98);
  color:var(--white);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity 0.2s ease, visibility 0.2s ease;
}
.loading-popup.is-visible{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
}
.loading-popup-inner{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 18px;
  background:rgba(10,42,64,0.94);
  box-shadow:0 18px 40px -20px rgba(10,42,64,0.45);
}
.loading-spinner{
  width:18px;
  height:18px;
  border:2px solid rgba(255,255,255,0.25);
  border-top-color:var(--white);
  border-radius:50%;
  animation:spin 0.8s linear infinite;
}
.loading-popup span{
  font-size:12px;
  letter-spacing:1.1px;
  text-transform:uppercase;
  font-weight:700;
}
@keyframes spin{
  to{ transform:rotate(360deg); }
}

.hero{
  position:relative;
  min-height:92vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:120px 24px 80px;
  overflow:hidden;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, var(--sky) 0%, transparent 65%),
    linear-gradient(180deg, #ffffff 0%, #f7fbfd 100%);
}

.hero::before{
  content:'';
  position:absolute;
  left:0;
  right:0;
  bottom:18%;
  height:1px;
  background:linear-gradient(90deg, transparent 0%, var(--gold) 50%, transparent 100%);
  opacity:0.6;
}

.eyebrow{
  font-size:12px;
  letter-spacing:4px;
  text-transform:uppercase;
  color:var(--gold);
  font-weight:500;
  margin-bottom:24px;
  font-style:italic;
}

.hero h1{
  font-size:clamp(42px, 6.5vw, 84px);
  font-weight:500;
  line-height:1.05;
  color:var(--deep);
  max-width:980px;
  letter-spacing:-1px;
}

.hero h1 em{
  font-style:italic;
  font-weight:300;
  color:var(--ocean);
}

.hero p{
  margin-top:28px;
  max-width:560px;
  font-size:16px;
  line-height:1.7;
  color:var(--text-soft);
  font-weight:400;
}

.hero-scroll{
  margin-top:60px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  color:var(--text-soft);
  font-size:12px;
  letter-spacing:2px;
  text-transform:uppercase;
}
.hero-scroll-line{
  width:1px;
  height:48px;
  background:var(--ocean);
  opacity:0.4;
  animation:scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse{
  0%{ transform:scaleY(0.4); transform-origin:top; opacity:0.2;}
  50%{ transform:scaleY(1); transform-origin:top; opacity:0.7;}
  100%{ transform:scaleY(0.4); transform-origin:top; opacity:0.2;}
}

.section-head{
  max-width:1240px;
  margin:0 auto;
  padding:120px 60px 50px;
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:40px;
  border-bottom:1px solid var(--line);
}

.section-head h2{
  font-size:clamp(30px,3.6vw,46px);
  font-weight:500;
  color:var(--deep);
  line-height:1.15;
  max-width:520px;
}

.section-head p{
  max-width:360px;
  color:var(--text-soft);
  font-size:15px;
  line-height:1.7;
  padding-bottom:6px;
}

.tiles{
  max-width:1240px;
  margin:0 auto;
  padding:48px 60px 120px;
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:32px;
}
.tiles#expeditions{
  scroll-margin-top:120px;
}

.tile{
  position:relative;
  background:var(--white);
  border:1px solid var(--line);
  overflow:hidden;
  transition:border-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s ease;
  display:flex;
  flex-direction:column;
}
.tile.tile-clickable{
  cursor:pointer;
}

.tile:hover{
  border-color:var(--gold);
  box-shadow:0 28px 60px -20px rgba(10,42,64,0.18);
  transform:translateY(-6px);
}

.tile-image{
  position:relative;
  width:100%;
  aspect-ratio:4/3;
  background:
    repeating-linear-gradient(135deg, var(--mist), var(--mist) 12px, #e6eef3 12px, #e6eef3 24px);
  border-bottom:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.tile-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.tile-image .placeholder-label{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  color:var(--ocean);
  opacity:0.55;
  text-align:center;
}

.tile-image .placeholder-label svg{
  width:34px;
  height:34px;
  opacity:0.8;
}

.tile-image .placeholder-label span{
  font-size:12px;
  letter-spacing:1.5px;
  text-transform:uppercase;
  font-weight:600;
}

.tile-count{
  position:absolute;
  top:18px;
  left:18px;
  font-family:'Manrope', sans-serif;
  font-style:italic;
  font-size:12px;
  color:var(--white);
  background:rgba(10,42,64,0.65);
  padding:6px 14px;
  letter-spacing:0.5px;
}

.tile-body{
  padding:24px 24px 28px;
  flex:1;
  display:flex;
  flex-direction:column;
}

.tile-eyebrow{
  font-size:12px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--gold);
  font-weight:600;
  margin-bottom:12px;
}

.tile-body h3{
  font-size:22px;
  font-weight:500;
  color:var(--deep);
  margin-bottom:12px;
  letter-spacing:-0.3px;
}

.tile-body p{
  font-size:14px;
  line-height:1.7;
  color:var(--text-soft);
  margin-bottom:20px;
}

.tile-meta{
  display:flex;
  gap:16px;
  margin-bottom:22px;
  padding-top:18px;
  border-top:1px solid var(--line);
  flex-wrap:wrap;
}

.tile-meta div{
  display:flex;
  flex-direction:column;
  gap:4px;
}

.tile-meta span.label{
  font-size:12px;
  letter-spacing:1px;
  text-transform:uppercase;
  color:#8a99a6;
  font-weight:600;
}
.tile-meta span.value{
  font-size:14px;
  color:var(--deep);
  font-weight:600;
  font-family:'Manrope', sans-serif;
}

.tile-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--deep);
  font-size:14px;
  font-weight:600;
  letter-spacing:0.4px;
  text-transform:uppercase;
}

.tile-link svg{
  width:16px;
  height:16px;
  transition:transform 0.3s ease;
}
.tile-link:hover svg{ transform:translateX(6px); }

.tile.muted{
  border-style:dashed;
  opacity:0.55;
}
.tile.muted .tile-image{
  background:repeating-linear-gradient(135deg, #f5f8fa, #f5f8fa 12px, #eef3f6 12px, #eef3f6 24px);
}
.tile.muted:hover{
  transform:none;
  box-shadow:none;
  border-color:var(--line);
}

@media (max-width: 1100px){
  .tiles{
    grid-template-columns:repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 880px){
  .tiles{
    grid-template-columns:1fr;
    padding:40px 24px 90px;
    gap:36px;
  }
}