:root{
  --iv-black:#070707;
  --iv-ink:#17110d;
  --iv-charcoal:#2a231f;
  --iv-orange:#f5a400;
  --iv-red:#d73520;
  --iv-rust:#b95522;
  --iv-copper:#d37a35;
  --iv-sand:#e6c695;
  --iv-sand-soft:#f7ead7;
  --iv-paper:#fffaf1;
  --iv-white:#ffffff;
  --iv-muted:#6e6258;
  --iv-line:rgba(23,17,13,.13);
  --iv-shadow:0 24px 70px rgba(67,38,13,.14);
  --iv-font-heading:'Fraunces',serif;
  --iv-font-condensed:'Barlow Condensed',sans-serif;
  --iv-font-body:'Manrope',sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  background:#0f0c08;
  color:var(--iv-ink);
  font-family:var(--iv-font-body);
  overflow-x:hidden;
}

body:before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  background:
    linear-gradient(180deg,rgba(255,250,241,.05),rgba(255,250,241,.18) 62%,rgba(15,12,8,.36)),
    radial-gradient(circle at 18% 12%,rgba(245,164,0,.16),transparent 30%),
    radial-gradient(circle at 86% 76%,rgba(215,53,32,.16),transparent 32%);
  pointer-events:none;
}

a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}

.iv-video-backdrop{
  position:fixed;
  inset:0;
  z-index:-1;
  overflow:hidden;
  background:#0f0c08;
  pointer-events:none;
}

.iv-video-backdrop video{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  filter:saturate(1.05) contrast(1.02) brightness(1.06);
}

.iv-video-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(255,250,241,.04),rgba(255,250,241,.12) 48%,rgba(10,8,5,.22)),
    linear-gradient(90deg,rgba(10,8,5,.08),transparent 24%,transparent 76%,rgba(10,8,5,.12));
}

.iv-shell{
  width:min(1180px,calc(100% - 36px));
  margin:0 auto;
}

.iv-site-header{
  position:fixed;
  top:22px;
  left:50%;
  z-index:50;
  transform:translateX(-50%);
  width:min(1180px,calc(100% - 36px));
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:76px;
  padding:10px 14px 10px 18px;
  border:1px solid rgba(23,17,13,.16);
  border-radius:999px;
  background:rgba(255,250,241,.84);
  box-shadow:0 18px 48px rgba(17,13,9,.18);
  backdrop-filter:blur(18px);
}

.iv-brand{
  display:flex;
  align-items:center;
  min-width:150px;
}

.iv-brand-logo{
  display:block;
  width:142px;
  max-width:34vw;
  height:auto;
  object-fit:contain;
}

.iv-links,
.iv-header-actions,
.iv-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}

.iv-links a,
.iv-text-link{
  color:var(--iv-black);
  font-family:var(--iv-font-condensed);
  font-size:15px;
  font-weight:800;
  letter-spacing:.16em;
  text-transform:uppercase;
}

.iv-links a:hover,
.iv-text-link:hover{
  color:var(--iv-red);
}

.iv-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:54px;
  padding:0 24px;
  border:1px solid rgba(215,53,32,.18);
  border-radius:999px;
  background:linear-gradient(145deg,var(--iv-orange),#f07818 55%,var(--iv-red));
  color:#fff;
  font-family:var(--iv-font-condensed);
  font-size:15px;
  font-weight:800;
  letter-spacing:.16em;
  text-transform:uppercase;
  box-shadow:0 18px 34px rgba(215,53,32,.18);
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.iv-button.small{
  min-height:48px;
  padding-inline:20px;
  font-size:13px;
}

.iv-button.ghost{
  background:var(--iv-white);
  color:var(--iv-black);
  border-color:rgba(23,17,13,.18);
  box-shadow:none;
}

.iv-button:hover{
  transform:translateY(-2px);
  border-color:rgba(215,53,32,.36);
  box-shadow:0 24px 44px rgba(215,53,32,.22);
}

.iv-page,
.iv-footer,
.booking-shell-page{
  position:relative;
  z-index:1;
}

.iv-hero-spacer{
  min-height:100svh;
}

.iv-intro{
  padding:70px 0 34px;
}

.iv-intro-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 360px;
  gap:28px;
  align-items:end;
}

.iv-intro-copy{
  max-width:830px;
  padding:32px;
  border:1px solid rgba(255,250,241,.22);
  border-radius:34px;
  background:rgba(255,250,241,.82);
  box-shadow:var(--iv-shadow);
  backdrop-filter:blur(16px);
}

.iv-kicker{
  margin:0 0 16px;
  color:var(--iv-red);
  font-family:var(--iv-font-condensed);
  font-size:15px;
  font-weight:800;
  letter-spacing:.22em;
  text-transform:uppercase;
}

.iv-intro h1,
.iv-section h2,
.iv-route-copy h2,
.iv-contact-card h2,
.iv-booking-card h3{
  margin:0;
  color:var(--iv-black);
  font-family:var(--iv-font-heading);
  line-height:.92;
  letter-spacing:-.06em;
  text-wrap:balance;
}

.iv-intro h1{
  max-width:860px;
  font-size:clamp(56px,9vw,124px);
}

.iv-intro p:not(.iv-kicker),
.iv-section-head p:last-child,
.iv-route-copy p,
.iv-contact-card p,
.iv-expedition-card p,
.iv-note-stack p,
.iv-hero-panel p{
  color:var(--iv-muted);
  line-height:1.82;
}

.iv-intro p:not(.iv-kicker){
  max-width:670px;
  margin:22px 0 0;
  font-size:18px;
}

.iv-intro .iv-actions{
  margin-top:28px;
}

.iv-hero-panel,
.iv-expedition-card,
.iv-route-board,
.iv-contact-card,
.iv-booking-card,
.iv-note-stack article,
.iv-rust-strip article{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,250,241,.26);
  background:rgba(255,250,241,.82);
  box-shadow:var(--iv-shadow);
  backdrop-filter:blur(16px);
}

.iv-hero-panel:before,
.iv-expedition-card:before,
.iv-route-board:before,
.iv-contact-card:before,
.iv-booking-card:before,
.iv-note-stack article:before{
  content:"";
  position:absolute;
  inset:0;
  opacity:.44;
  background:
    radial-gradient(circle at 14% 12%,rgba(245,164,0,.18),transparent 26%),
    linear-gradient(120deg,rgba(255,255,255,.48),transparent 45%,rgba(185,85,34,.08));
  pointer-events:none;
}

.iv-hero-panel{
  padding:28px;
  border-radius:30px;
}

.iv-hero-panel span,
.iv-rust-grid span,
.iv-contact-lines span,
.iv-booking-card span,
.iv-note-stack span,
.iv-card-index{
  position:relative;
  display:block;
  color:var(--iv-red);
  font-family:var(--iv-font-condensed);
  font-size:14px;
  font-weight:800;
  letter-spacing:.18em;
  text-transform:uppercase;
}

.iv-hero-panel strong{
  position:relative;
  display:block;
  margin:12px 0;
  color:var(--iv-black);
  font-family:var(--iv-font-heading);
  font-size:30px;
  line-height:1.05;
}

.iv-hero-panel p{
  position:relative;
  margin:0;
}

.iv-rust-strip{
  padding:36px 0 0;
}

.iv-rust-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}

.iv-rust-grid article{
  min-height:132px;
  padding:24px;
  border-radius:28px;
}

.iv-rust-grid strong{
  position:relative;
  display:block;
  margin-top:12px;
  color:var(--iv-black);
  font-family:var(--iv-font-heading);
  font-size:30px;
  line-height:1;
}

.iv-section{
  padding:96px 0;
}

.iv-section-head{
  max-width:780px;
  margin-bottom:30px;
}

.iv-section h2{
  font-size:clamp(42px,6vw,86px);
}

.iv-expedition-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}

.iv-expedition-card{
  min-height:340px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:28px;
  border-radius:34px;
  isolation:isolate;
}

.iv-expedition-card.is-large{
  grid-column:span 2;
  min-height:430px;
  background:
    linear-gradient(145deg,rgba(255,250,241,.92),rgba(241,215,179,.86)),
    radial-gradient(circle at 78% 10%,rgba(245,164,0,.24),transparent 28%);
}

.iv-expedition-card h3{
  position:relative;
  margin:16px 0 12px;
  color:var(--iv-black);
  font-family:var(--iv-font-heading);
  font-size:clamp(28px,4vw,54px);
  line-height:1;
  letter-spacing:-.04em;
}

.iv-expedition-card p{
  position:relative;
  max-width:560px;
  margin:0 0 18px;
}

.iv-expedition-card a{
  position:relative;
  width:max-content;
  color:var(--iv-red);
  font-family:var(--iv-font-condensed);
  font-size:15px;
  font-weight:800;
  letter-spacing:.18em;
  text-transform:uppercase;
  border-bottom:2px solid rgba(215,53,32,.34);
}

.iv-burn-panel{
  background:linear-gradient(180deg,rgba(255,255,255,.28),rgba(245,164,0,.1),rgba(255,255,255,.2));
}

.iv-split{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:28px;
  align-items:start;
}

.iv-note-stack{
  display:grid;
  gap:14px;
}

.iv-note-stack article{
  padding:24px;
  border-radius:26px;
}

.iv-note-stack p{
  position:relative;
  margin:10px 0 0;
}

.iv-route-board{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);
  gap:24px;
  align-items:center;
  padding:34px;
  border-radius:38px;
}

.iv-route-copy,
.iv-route-list,
.iv-contact-card > *,
.iv-booking-card > *{
  position:relative;
}

.iv-route-copy h2,
.iv-contact-card h2{
  font-size:clamp(40px,5vw,74px);
}

.iv-route-copy p{
  margin:18px 0 24px;
  max-width:520px;
}

.iv-route-list{
  display:grid;
  gap:12px;
}

.iv-route-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:84px;
  padding:18px 20px;
  border:1px solid rgba(23,17,13,.12);
  border-radius:24px;
  background:rgba(255,255,255,.72);
  color:var(--iv-black);
  font-family:var(--iv-font-heading);
  font-size:24px;
  line-height:1;
  transition:transform .18s ease, background .18s ease, border-color .18s ease;
}

.iv-route-list a:hover{
  transform:translateX(5px);
  border-color:rgba(215,53,32,.26);
  background:#fff;
}

.iv-route-list span{
  color:var(--iv-red);
  font-family:var(--iv-font-condensed);
  font-size:13px;
  font-weight:800;
  letter-spacing:.16em;
  text-transform:uppercase;
}

.iv-contact-section{
  padding-bottom:80px;
}

.iv-contact-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(340px,.72fr);
  gap:18px;
  align-items:stretch;
}

.iv-contact-card,
.iv-booking-card{
  padding:32px;
  border-radius:34px;
}

.iv-contact-card p{
  max-width:680px;
}

.iv-contact-lines{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
  margin-top:24px;
}

.iv-contact-lines div{
  padding:18px;
  border:1px solid rgba(23,17,13,.12);
  border-radius:22px;
  background:rgba(255,255,255,.72);
}

.iv-contact-lines strong{
  display:block;
  margin-top:10px;
  color:var(--iv-black);
  font-size:18px;
  line-height:1.35;
}

.iv-booking-card{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:28px;
  background:
    linear-gradient(145deg,rgba(255,250,241,.9),rgba(241,215,179,.9)),
    radial-gradient(circle at 74% 20%,rgba(215,53,32,.18),transparent 30%);
}

.iv-booking-card h3{
  font-size:42px;
}

.iv-footer{
  padding:24px 0 38px;
}

.iv-footer .iv-shell{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-top:18px;
  border-top:1px solid rgba(255,250,241,.26);
  color:#fffaf1;
  text-shadow:0 2px 12px rgba(0,0,0,.28);
  font-family:var(--iv-font-condensed);
  font-size:13px;
  font-weight:800;
  letter-spacing:.16em;
  text-transform:uppercase;
}

@media (max-width:1080px){
  .iv-links{
    display:none;
  }
  .iv-intro-grid,
  .iv-route-board,
  .iv-contact-grid,
  .iv-split{
    grid-template-columns:1fr;
  }
  .iv-expedition-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width:760px){
  .iv-site-header{
    position:fixed;
    top:12px;
    width:calc(100% - 24px);
    border-radius:28px;
    align-items:flex-start;
    flex-direction:column;
  }
  .iv-header-actions{
    width:100%;
  }
  .iv-header-actions .iv-button,
  .iv-header-actions .iv-text-link{
    flex:1;
  }
  .iv-brand-logo{
    width:128px;
    max-width:70vw;
  }
  .iv-hero-spacer{
    min-height:82svh;
  }
  .iv-intro h1{
    font-size:clamp(52px,17vw,84px);
  }
  .iv-rust-grid,
  .iv-expedition-grid,
  .iv-contact-lines{
    grid-template-columns:1fr;
  }
  .iv-expedition-card.is-large{
    grid-column:auto;
  }
  .iv-section{
    padding:68px 0;
  }
  .iv-route-list a{
    align-items:flex-start;
    flex-direction:column;
  }
  .iv-footer .iv-shell{
    align-items:flex-start;
    flex-direction:column;
  }
}