/* ═══════════ TRAVELIA — modern adventure-forward scroll film ═══════════ */

:root{
  /* brand */
  --blue:#1571E6;
  --blue-deep:#0A3EA8;
  --blue-bright:#5AA9FF;
  --blue-ink:#04101F;
  --white:#ffffff;
  --glass:rgba(6,20,38,.46);
  --glass-line:rgba(255,255,255,.22);

  --sans:"Outfit","Segoe UI",system-ui,sans-serif;
  --pad:clamp(1.1rem,3.4vw,2.6rem);
}

*{margin:0;padding:0;box-sizing:border-box}
body{
  background:var(--blue-ink);
  color:var(--white);
  font-family:var(--sans);
  overflow-x:hidden;
  scrollbar-width:none;
  -webkit-font-smoothing:antialiased;
}
body::-webkit-scrollbar{display:none}
body.locked{overflow:hidden}

/* ─────────── loader ─────────── */
#loader{
  position:fixed;inset:0;z-index:100;
  background:radial-gradient(120% 90% at 50% 8%, #1F7DF0 0%, #0E4FBE 42%, #06255E 100%);
  display:flex;align-items:center;justify-content:center;
  transition:opacity 1s ease,visibility 1s;
}
#loader.gone{opacity:0;visibility:hidden;pointer-events:none}
.loader-inner{
  text-align:center;display:flex;flex-direction:column;align-items:center;
  gap:clamp(1.8rem,4vw,2.8rem);padding:var(--pad);width:100%;
}
.loader-brand{display:flex;flex-direction:column;align-items:center;gap:.85rem}
.brand-lockup{display:flex;align-items:center;gap:.7rem}
.brand-mark{width:clamp(30px,5vw,44px);height:auto;flex:none;display:block}
.loader-wordmark{
  height:clamp(2rem,6vw,3.4rem);width:auto;display:block;
}
.loader-sub{
  font-size:clamp(.55rem,1.5vw,.66rem);font-weight:500;
  letter-spacing:.42em;text-indent:.42em;color:rgba(255,255,255,.72);
  text-transform:uppercase;
}
.loader-ticket{display:flex;flex-direction:column;align-items:center;gap:1rem;width:min(440px,88vw)}
.ticket-route{
  display:flex;align-items:center;gap:1rem;
  font-size:.7rem;font-weight:600;letter-spacing:.24em;color:var(--white);
}
.plane-ico{width:16px;height:16px;fill:var(--white);flex:none}
.loader-bar{width:100%;height:3px;border-radius:99px;background:rgba(255,255,255,.22);overflow:hidden}
.loader-fill{
  height:100%;width:100%;transform:scaleX(0);transform-origin:left;
  background:var(--white);border-radius:99px;transition:transform .3s ease;
}
.loader-status{
  font-size:.6rem;font-weight:500;letter-spacing:.3em;
  color:rgba(255,255,255,.7);text-transform:uppercase;
}
.board-btn{
  font-family:var(--sans);font-size:.76rem;font-weight:700;
  letter-spacing:.2em;text-transform:uppercase;
  padding:1.05rem 2.9rem;border-radius:6px;border:0;cursor:pointer;
  background:var(--white);color:var(--blue-deep);
  opacity:.35;transform:translateY(4px);
  transition:opacity .45s ease,transform .45s ease,box-shadow .3s ease;
}
.board-btn:not(:disabled){opacity:1;transform:none;box-shadow:0 12px 34px rgba(2,20,60,.35)}
.board-btn:not(:disabled):hover{box-shadow:0 16px 44px rgba(2,20,60,.5)}
.board-btn:disabled{cursor:default}

/* ─────────── stage ─────────── */
#stage{position:fixed;inset:0;z-index:1;overflow:hidden;background:var(--blue-ink)}
#film{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center center;
}
.vignette{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to bottom, rgba(4,14,28,.55) 0%, transparent 18%, transparent 74%, rgba(4,14,28,.72) 100%);
}

/* ─────────── chrome ─────────── */
.chrome{
  position:absolute;left:0;right:0;z-index:6;
  display:flex;align-items:center;justify-content:space-between;
  padding:var(--pad);pointer-events:none;
}
.chrome-top{top:0}
.chrome-bottom{bottom:0;flex-direction:column;gap:.9rem;align-items:stretch}
.wordmark-lockup{display:flex;align-items:center;gap:.55rem}
.wordmark-lockup .brand-mark{width:26px}
.wordmark{height:1rem;width:auto;display:block}
.chrome-nav{
  display:flex;align-items:center;gap:.85rem;
  font-size:.62rem;font-weight:600;letter-spacing:.2em;
  color:rgba(255,255,255,.82);text-transform:uppercase;
}
.divider-dot{width:4px;height:4px;border-radius:50%;background:var(--blue-bright);flex:none}
#altitude{font-variant-numeric:tabular-nums;min-width:11ch}

.route-track{display:flex;align-items:center;gap:1rem}
.route-label{
  font-size:.58rem;font-weight:600;letter-spacing:.2em;
  color:rgba(255,255,255,.7);white-space:nowrap;text-transform:uppercase;
}
.route-line{position:relative;flex:1;height:3px;border-radius:99px;background:rgba(255,255,255,.24)}
.route-progress{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:99px;background:var(--white)}
.route-plane{
  position:absolute;top:50%;left:0;width:15px;height:15px;
  transform:translate(-50%,-50%);fill:var(--white);
  filter:drop-shadow(0 0 8px rgba(90,169,255,.9));
}
.route-stops{position:absolute;inset:0}
.route-stops i{
  position:absolute;top:50%;width:6px;height:6px;border-radius:50%;
  background:rgba(255,255,255,.4);transform:translate(-50%,-50%);
  transition:background .3s,box-shadow .3s;
}
.route-stops i.lit{background:var(--white);box-shadow:0 0 0 3px rgba(255,255,255,.2)}

.scroll-hint{
  align-self:center;display:flex;flex-direction:column;align-items:center;gap:.25rem;
  font-size:.6rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;
  color:rgba(255,255,255,.85);transition:opacity .7s;
}
.scroll-hint.gone{opacity:0}
.hint-arrow{animation:bob 1.7s ease-in-out infinite;font-size:.82rem}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}

/* ─────────── scenes ─────────── */
.scene{
  position:absolute;inset:0;z-index:5;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:var(--pad);
  opacity:0;visibility:hidden;pointer-events:none;
}
.kicker{
  font-size:.62rem;font-weight:600;letter-spacing:.34em;text-indent:.34em;
  text-transform:uppercase;color:var(--blue-bright);margin-bottom:1.3rem;
}
.mega{
  font-size:clamp(2.9rem,11vw,9rem);font-weight:700;
  letter-spacing:-.035em;line-height:.94;
  text-shadow:0 6px 50px rgba(3,14,32,.55);
}
.mega-small{font-size:clamp(2.1rem,6vw,4.6rem);letter-spacing:-.03em;line-height:1.04}
.mega-logo img{
  width:clamp(240px,46vw,640px);height:auto;display:block;
  filter:drop-shadow(0 6px 50px rgba(3,14,32,.55));
}
.lede{
  margin-top:1.5rem;max-width:34ch;
  font-size:clamp(.9rem,1.5vw,1.08rem);font-weight:300;line-height:1.7;
  color:rgba(255,255,255,.9);
}

.caption-line{
  position:absolute;bottom:16vh;left:50%;transform:translateX(-50%);
  font-size:clamp(1.1rem,2.4vw,1.8rem);font-weight:500;letter-spacing:-.015em;
  text-shadow:0 3px 26px rgba(3,14,32,.8);white-space:nowrap;
}
.caption-line span{
  display:block;font-size:.6rem;font-weight:700;letter-spacing:.32em;text-indent:.32em;
  text-transform:uppercase;color:var(--blue-bright);margin-bottom:.6rem;
}

/* ─────────── destination cards ─────────── */
.scene-card{align-items:flex-start;justify-content:center;padding-left:clamp(1.4rem,8vw,10rem)}
.scene-card-right{align-items:flex-end;padding-right:clamp(1.4rem,8vw,10rem)}
.dest-card{
  position:relative;text-align:left;
  background:var(--glass);
  backdrop-filter:blur(20px) saturate(1.3);
  -webkit-backdrop-filter:blur(20px) saturate(1.3);
  border:1px solid var(--glass-line);
  border-radius:14px;
  padding:2.1rem 2.4rem 1.9rem;
  min-width:min(360px,86vw);
  box-shadow:0 26px 70px rgba(2,12,30,.5);
  overflow:hidden;
}
.dest-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;
  background:linear-gradient(90deg,var(--blue-bright),var(--blue));
}
.scene-card-right .dest-card{text-align:right}
.card-kicker{
  font-size:.58rem;font-weight:700;letter-spacing:.3em;text-transform:uppercase;
  color:var(--blue-bright);margin-bottom:.9rem;
}
.card-title{font-size:clamp(2.2rem,4.6vw,3.3rem);font-weight:700;line-height:1;letter-spacing:-.035em}
.card-sub{
  margin-top:.45rem;font-size:.7rem;font-weight:600;letter-spacing:.22em;
  text-transform:uppercase;color:rgba(255,255,255,.82);
}
.card-rule{height:1px;margin:1.3rem 0 1.15rem;background:rgba(255,255,255,.24)}
.card-price{font-size:2.3rem;font-weight:700;letter-spacing:-.04em;color:var(--white);line-height:1}
.card-price em{
  font-size:.78rem;font-style:normal;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:rgba(255,255,255,.7);margin-right:.55rem;vertical-align:middle;
}
.card-meta{margin-top:.5rem;font-size:.72rem;font-weight:500;letter-spacing:.14em;color:rgba(255,255,255,.78)}
.card-cta{
  display:inline-block;margin-top:1.5rem;
  font-size:.66rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue-deep);background:var(--white);
  padding:.78rem 1.5rem;border-radius:6px;
}

/* ─────────── finale + cta ─────────── */
.finale-line{
  font-size:clamp(2.1rem,7vw,5.6rem);font-weight:700;
  line-height:1.04;letter-spacing:-.04em;
  text-shadow:0 6px 60px rgba(3,14,32,.6);
}
.finale-line em{font-style:normal;color:var(--blue-bright)}
.cta-btn{
  display:inline-block;margin-top:2.2rem;
  font-size:.76rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  padding:1.15rem 2.9rem;border-radius:8px;text-decoration:none;
  color:var(--white);background:var(--blue);
  box-shadow:0 16px 44px rgba(21,113,230,.45);
  transition:transform .35s ease,box-shadow .35s ease;pointer-events:auto;
}
.cta-btn:hover{transform:translateY(-3px);box-shadow:0 22px 56px rgba(21,113,230,.6)}
.cta-foot{
  margin-top:2.3rem;font-size:.58rem;font-weight:600;letter-spacing:.22em;
  text-transform:uppercase;color:rgba(255,255,255,.62);max-width:46ch;line-height:2;
}

#runway{position:relative;z-index:0;height:5200px;pointer-events:none}

/* ─────────── mobile ─────────── */
@media (max-width:820px){
  .chrome-nav .flight-no{display:none}
  .route-track{gap:.6rem}
  .route-label{font-size:.5rem;letter-spacing:.14em}

  .scene-card,.scene-card-right{
    align-items:stretch;justify-content:flex-end;
    padding:0 .85rem calc(8.5rem + env(safe-area-inset-bottom));
  }
  .dest-card,.scene-card-right .dest-card{
    text-align:left;min-width:0;width:100%;
    padding:1.4rem 1.5rem 1.5rem;border-radius:16px;
    background:rgba(6,20,38,.62);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    box-shadow:0 -6px 40px rgba(2,12,30,.5);
  }
  .card-title{font-size:2.1rem}
  .card-rule{margin:.95rem 0 .85rem}
  .card-price{font-size:1.9rem}
  .card-cta{display:block;text-align:center;margin-top:1.1rem}

  .caption-line{white-space:normal;width:86vw;bottom:19vh;font-size:1.15rem}
  .lede{font-size:.95rem;line-height:1.65}
  .cta-foot{letter-spacing:.16em;line-height:1.9}
  .mega{letter-spacing:-.04em}
}

@media (prefers-reduced-motion:reduce){
  .hint-arrow{animation:none}
  .cta-btn,.board-btn{transition:none}
}