:root{
  --bg: #0d1012;
  --bg-deep: #040506;
  --panel: #151b1e;
  --mint: #a0dec7;
  --mint-bright: #c5ecde;
  --mint-dim: #3a9573;
  --cream: #fcf7f1;
  --ink: #c7d1d4;
  --ink-dim: #93a9b3;
  --line: rgba(160,222,199,0.14);
  --display: "Space Grotesk", "Inter", sans-serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*{ box-sizing: border-box; }

body{
  margin: 0;
  background:
    radial-gradient(ellipse 120% 50% at 50% 115%, rgba(160,222,199,0.10), transparent 60%),
    linear-gradient(180deg, #10181a, var(--bg-deep));
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--sans);
}

/* ---------- THE ARC (fixed, traced on scroll) ---------- */

.ascent{
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.ascent svg{ width: 100%; height: 100%; }
.arc-port{ display: none; }
@media (max-width: 720px){
  .arc-land{ display: none; }
  .arc-port{ display: block; }
}
.trail{
  stroke: rgba(160,222,199,0.14);
  stroke-width: 2;
}
.trail-lit{
  stroke: var(--mint);
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px rgba(160,222,199,0.5));
}
.climber{
  fill: var(--cream);
  stroke: var(--mint);
  stroke-width: 3;
  filter: drop-shadow(0 0 10px rgba(160,222,199,0.7));
}

/* ---------- NAV / HUD ---------- */

.nav{
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: rgba(13,16,18,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-mark{ display: flex; align-items: center; }
.nav-logo{ height: 22px; width: auto; display: block; }
.nav-right{ display: flex; align-items: center; gap: 26px; }
.nav-link{
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  transition: color .25s ease;
}
.nav-link:hover{ color: var(--mint-bright); }
.nav-cta{
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bg-deep);
  background: var(--mint);
  border: none;
  padding: 11px 20px;
  cursor: pointer;
  transition: background .25s ease;
}
.nav-cta:hover{ background: var(--mint-bright); }
@media (max-width: 560px){
  .nav{ padding: 14px 18px; }
  .nav-right{ gap: 14px; }
  .nav-cta{ font-size: 0.68rem; padding: 9px 12px; white-space: nowrap; }
  .nav-link{ font-size: 0.8rem; }
}

.hud{
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 40;
  border: 1px solid var(--line);
  background: rgba(4,5,6,0.72);
  backdrop-filter: blur(6px);
  padding: 14px 16px;
  width: 210px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}
.hud-row{
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
}
.hud-row:last-child{ margin-bottom: 0; }
.hud-key{ color: var(--ink-dim); }
.hud-val{ color: var(--mint); }
@media (max-width: 720px){
  .hud{
    right: 0;
    left: 0;
    bottom: 0;
    width: auto;
    display: flex;
    gap: 22px;
    padding: 10px 16px;
    border-left: none;
    border-right: none;
    border-bottom: none;
  }
  .hud-row{ margin-bottom: 0; }
}

/* ---------- BASE CAMP ---------- */

.camp{
  position: relative;
  z-index: 1;
  min-height: 86svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}
.camp-mark{
  font-size: 0.9rem;
  color: var(--ink-dim);
  margin: 0 0 24px;
  max-width: 560px;
}
.camp-mark strong{ color: var(--cream); }
.camp h1{
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.2rem, 6.5vw, 3.8rem);
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: var(--cream);
  margin: 0 0 22px;
}
.camp-stages{
  display: flex;
  gap: clamp(14px, 3vw, 30px);
  flex-wrap: wrap;
  justify-content: center;
  margin: 0 0 20px;
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(0.95rem, 2.2vw, 1.15rem);
  color: var(--cream);
}
.camp-stages em{
  font-style: normal;
  color: var(--mint);
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.8em;
  margin-right: 6px;
}
.camp-doors{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.btn-primary{
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bg-deep);
  background: var(--mint);
  border: none;
  padding: 17px 38px;
  cursor: pointer;
  transition: background .25s ease;
}
.btn-primary:hover{ background: var(--mint-bright); }
.btn-primary.big{ padding: 19px 46px; font-size: 0.9rem; }
/* Secondary path to the GTM Score: question on one line (plain text),
   only the action line is a link. Sits well below the primary CTA. */
.score-path{
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
}
.score-path span, .score-path a{ text-shadow: 0 1px 8px rgba(4,5,6,0.9); }
.score-path span{ color: var(--ink-dim); }
.score-path a{
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--mint-dim);
  padding-bottom: 2px;
  transition: color .3s ease, border-color .3s ease;
}
.score-path a:hover{ color: var(--mint-bright); border-color: var(--mint-bright); }
.camp-cue{
  margin-top: 38px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint-dim);
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-6px); }
}
@media (prefers-reduced-motion: reduce){
  .camp-cue{ animation: none; }
}

/* ---------- STATIONS ---------- */

main{ position: relative; z-index: 1; }

main .station:not(.summit){
  max-width: 560px;
  margin: 0 auto;
  padding: 9vh 24px;
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .9s ease, transform .9s ease;
}
main .milestone.station{ padding: 4vh 24px; }
main .station.in-view{ opacity: 1; transform: translateY(0); }

/* Alternate sides so the copy dances around the fixed trail. The summit is
   centred, so it sits out of the alternation - the milestones between stations
   are divs, which would otherwise leave it counting as an odd section. */
main section.station:not(.summit):nth-of-type(odd){ margin-left: 6vw; }
main section.station:not(.summit):nth-of-type(even){ margin-right: 6vw; margin-left: auto; }
@media (max-width: 900px){
  main section.station:not(.summit):nth-of-type(odd),
  main section.station:not(.summit):nth-of-type(even){ margin-left: auto; margin-right: auto; }
}

.st-band{
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mint);
  margin: 0 0 10px;
}
main h2{
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.8rem, 4.6vw, 2.5rem);
  letter-spacing: -0.01em;
  color: var(--cream);
  margin: 0 0 10px;
}
.st-no{
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.55em;
  color: var(--mint-dim);
  vertical-align: 0.25em;
  margin-right: 14px;
}
.st-goal{
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.02rem;
  color: var(--ink);
  margin: 0 0 16px;
}
.st-work{
  list-style: none;
  margin: 0;
  padding: 0;
  background: rgba(13,16,18,0.72);
  backdrop-filter: blur(4px);
  border: 1px solid var(--line);
}
.st-work li{
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--ink);
  padding: 11px 18px 11px 34px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.st-work li:last-child{ border-bottom: none; }
.st-work li::before{
  content: "·";
  position: absolute;
  left: 16px;
  color: var(--mint);
  font-weight: 700;
}

.milestone{
  text-align: center;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream);
}
.milestone span{ color: var(--mint); margin-right: 10px; }
/* Summit marker sits well clear of the headline so the headline stands alone */
.milestone.standalone{ margin-bottom: 84px; }

/* ---------- SUMMIT ---------- */

.summit{
  min-height: 78svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .9s ease, transform .9s ease;
}
.summit.in-view{ opacity: 1; transform: translateY(0); }
.summit h2{
  font-size: clamp(1.9rem, 5.5vw, 3.2rem);
  margin-bottom: 34px;
}
.company-head{
  display: block;
  font-family: var(--mono);
  font-weight: 400;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 8px;
}
.summit-company{
  margin-top: 44px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 0.85rem;
  line-height: 1.9;
  color: var(--ink);
  max-width: 640px;
  /* Readable where the lit trail passes behind it */
  background: rgba(4,5,6,0.6);
  backdrop-filter: blur(3px);
  padding: 12px 20px;
  border: 1px solid var(--line);
}
.summit-note{
  margin-top: 26px;
  font-size: 0.7rem;
  color: var(--ink-dim);
}
.summit-note a{ color: var(--ink-dim); }
.summit-note a:hover{ color: var(--mint-bright); }

/* ---------- ABOUT PAGE ---------- */

.about-main{
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 10vh 24px 8vh;
}
.about-hero{
  margin-bottom: 56px;
  display: flex;
  align-items: center;
  gap: 44px;
}
.about-photo-fig{
  margin: 0;
  flex-shrink: 0;
}
.about-photo{
  width: 280px;
  aspect-ratio: 1;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  display: block;
}
.about-photo-cap{
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-top: 10px;
}
.about-photo-cap strong{
  color: var(--mint);
  font-weight: 500;
}
@media (max-width: 640px){
  .about-hero{ flex-direction: column-reverse; align-items: flex-start; }
  .about-photo{ width: min(100%, 340px); }
}
.about-hero h1{
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 2.8rem);
  letter-spacing: -0.02em;
  color: var(--cream);
  margin: 0 0 14px;
  white-space: nowrap;
}
.about-hero p{
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink);
  margin: 0;
}
.about-sec{
  border-top: 1px solid var(--line);
  padding: 40px 0 8px;
}
.about-kicker{
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mint);
  margin: 0 0 18px;
}
.about-sec p{
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink);
  margin: 0 0 16px;
}
.about-sec strong{ color: var(--cream); }
.about-door{
  border-top: 1px solid var(--line);
  padding: 48px 0 24px;
  text-align: center;
}
.about-door h2{
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.6rem, 4.5vw, 2.3rem);
  color: var(--cream);
  margin: 0 0 28px;
}
.about-foot{
  display: flex;
  justify-content: space-between;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
  padding: 0 24px 44px;
  font-size: 0.7rem;
  color: var(--ink-dim);
}
.about-foot a{ color: var(--ink-dim); }
.about-foot a:hover{ color: var(--mint-bright); }