:root{
  --ink:#0f0f0f;
  --charcoal:#1b1b1b;
  --graphite:#2b2b2b;
  --slate:#6c6c6c;
  --ash:#9a9a9a;
  --mist:#d8d8d4;
  --cloud:#ececea;
  --paper:#f5f5f3;
  --white:#ffffff;

  --cyan:#4dd0e1;
  --teal:#0e7384;
  --ice:#e0f7fa;
  --ice-2:#b2ebf2;

  --line:#e4e4e0;          
  --line-dark:#343434;     

  --sans:"Helvetica Neue",Helvetica,Arial,"Segoe UI",system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --maxw:1180px;
  --pad:clamp(20px,5vw,64px);

  --r:2px; 
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--white);
  line-height:1.55;
  font-size:17px;
  letter-spacing:-.005em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
hr{border:0;border-top:1px solid var(--line);margin:0}
[hidden]{display:none!important}

h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.04;overflow-wrap:break-word}
h1{font-size:clamp(2.6rem,6.4vw,4.6rem)}
h2{font-size:clamp(1.9rem,4vw,3rem)}
h3{font-size:clamp(1.25rem,2vw,1.6rem);letter-spacing:-.01em}
p{margin:0}
.lead{font-size:clamp(1.1rem,1.7vw,1.4rem);line-height:1.5;color:var(--graphite);font-weight:400;letter-spacing:-.01em}
.muted{color:var(--slate)}
.eyebrow{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--slate);
  margin:0 0 1.4rem;
  display:flex;align-items:center;gap:.7em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--ash)}
.snum{font-family:var(--mono);font-size:.8rem;letter-spacing:.1em;color:var(--ash)}

.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
section{padding:clamp(64px,9vw,128px) 0}
.section-head{max-width:760px;margin-bottom:clamp(36px,5vw,64px)}
.grid{display:grid;gap:1px;background:var(--line)}     
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}

.btn{
  display:inline-flex;align-items:center;gap:.65em;
  font-family:var(--mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
  padding:1.05em 1.6em;border:1px solid var(--ink);border-radius:var(--r);
  background:var(--ink);color:var(--white);
  transition:background .18s ease,color .18s ease,transform .18s ease;
  cursor:pointer;white-space:nowrap;
}
.btn:hover{background:var(--white);color:var(--ink);transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--white)}
.btn .arr{transition:transform .18s ease}
.btn:hover .arr{transform:translateX(3px)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:2.4rem}

.txtlink{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:.55em;border-bottom:1px solid var(--mist);padding-bottom:3px;
  transition:border-color .18s ease,gap .18s ease;
}
.txtlink:hover{border-color:var(--ink);gap:.85em}

.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand .cs-mark{width:31px;height:36px;color:var(--ink)}
.brand .wordmark{font-weight:600;letter-spacing:.24em;font-size:.96rem}
.brand .wordmark span{color:var(--ash)}
.nav__links{display:flex;align-items:center;gap:34px}
.nav__links a:not(.nav__cta){
  font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--slate);
  transition:color .15s ease;
}
.nav__links a:not(.nav__cta):hover,.nav__links a:not(.nav__cta)[aria-current="page"]{color:var(--ink)}
.nav__cta{padding:.7em 1.1em}
.nav__toggle{display:none}

.hero{padding-top:clamp(56px,8vw,104px);padding-bottom:clamp(56px,8vw,104px);position:relative;overflow:hidden}
.hero__ghost{
  position:absolute;right:calc(-1*var(--pad));top:50%;transform:translateY(-50%);
  width:min(42vw,520px);aspect-ratio:327/384;background-color:#c4ecf3;pointer-events:none;z-index:0;
  -webkit-mask:url(assets/logo-mark.svg) center/contain no-repeat;
  mask:url(assets/logo-mark.svg) center/contain no-repeat;
}
.hero__in{position:relative;z-index:1;max-width:920px}
.hero h1{margin-bottom:1.6rem}
.hero .lead{max-width:620px}

.cell{background:var(--white);padding:clamp(28px,3.4vw,48px)}
.card{background:var(--white);padding:clamp(28px,3vw,42px);display:flex;flex-direction:column;gap:1rem;min-height:100%;transition:background .2s ease}
.card .cs-mark{width:34px;height:37px;color:var(--ink);margin-bottom:.4rem}
.card h3{letter-spacing:-.01em}
.card p{color:var(--slate);font-size:.98rem;line-height:1.55}
.card .kicker{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--slate)}
.card:hover{background:var(--paper)}

.flist{list-style:none;margin:1rem 0 0;padding:0;display:flex;flex-direction:column;gap:.7rem}
.flist li{display:flex;gap:.7em;color:var(--graphite);font-size:.97rem}
.flist li::before{content:"—";color:var(--ash);font-family:var(--mono)}

.values{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.value{background:var(--white);padding:clamp(26px,3vw,40px)}
.value .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin-bottom:.8rem}
.value p{color:var(--graphite);font-size:.97rem}

.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
.split--narrow{grid-template-columns:1.1fr .9fr}

.band{background:var(--ink);color:var(--white)}
.band .eyebrow{color:var(--ash)}
.band .eyebrow::before{background:var(--slate)}
.band .lead{color:var(--mist)}
.band .btn{border-color:var(--white);background:var(--white);color:var(--ink)}
.band .btn:hover{background:transparent;color:var(--white)}
.band .btn--ghost{background:transparent;color:var(--white)}
.band .btn--ghost:hover{background:var(--white);color:var(--ink)}
.band hr{border-color:var(--line-dark)}
.cta{text-align:center}
.cta h2{max-width:18ch;margin:0 auto 1.4rem}
.cta .lead{max-width:52ch;margin:0 auto}

.foot{background:var(--ink);color:var(--mist);padding:clamp(56px,7vw,96px) 0 40px}
.foot__top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid var(--line-dark)}
.foot .brand .cs-mark{color:var(--white)}
.foot .brand .wordmark{color:var(--white)}
.foot__blurb{color:var(--ash);max-width:34ch;margin-top:1.2rem;font-size:.95rem;line-height:1.6}
.foot h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ash);font-weight:500;margin-bottom:1.1rem}
.foot__col a{display:block;color:var(--mist);padding:.32rem 0;font-size:.95rem;transition:color .15s}
.foot__col a:hover{color:var(--white)}
.foot__bot{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:28px;flex-wrap:wrap}
.foot__bot small,.foot__bot .mono{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;color:var(--ash);text-transform:uppercase}

.form{display:grid;gap:22px}
.field{display:flex;flex-direction:column;gap:.5rem}
.field label{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--slate)}
.field input,.field textarea,.field select{
  font-family:var(--sans);font-size:1rem;color:var(--ink);
  background:var(--white);border:1px solid var(--mist);border-radius:var(--r);
  padding:.85em .9em;width:100%;transition:border-color .15s ease;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--ink)}
.field textarea{resize:vertical;min-height:130px}
.form-note{font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;color:var(--slate)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:22px}

.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.swatch{padding:18px;height:150px;display:flex;flex-direction:column;justify-content:flex-end}
.swatch span{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;line-height:1.7}
.swatch .hex{display:block;opacity:.7}
.logobox{background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:48px;min-height:200px}
.logobox.dark{background:var(--ink)}
.specimen{border:1px solid var(--line);padding:clamp(24px,3vw,40px)}
.specimen .big{font-size:clamp(3rem,8vw,6rem);font-weight:600;letter-spacing:-.02em;line-height:1}
.specimen .scale > *{border-top:1px solid var(--line);padding:14px 0}
.tag{display:inline-block;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ash);margin-bottom:14px}

.merch{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}
.merch figure{margin:0;background:var(--paper);padding:30px;display:flex;flex-direction:column;gap:16px;align-items:center}
.merch figcaption{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--slate);text-align:center}
.merch svg{width:100%;height:auto}

.cs-mark{display:inline-block;width:1em;height:1.18em;background-color:currentColor;
  -webkit-mask:url(assets/logo-mark.svg) center/contain no-repeat;
  mask:url(assets/logo-mark.svg) center/contain no-repeat}
.center{text-align:center}
.stack-sm{display:flex;flex-direction:column;gap:.6rem}
.mt-s{margin-top:1rem}.mt-m{margin-top:2rem}.mt-l{margin-top:3.5rem}

@media (max-width:880px){
  .grid.cols-3,.values,.swatches,.merch{grid-template-columns:1fr 1fr}
  .split,.split--narrow{grid-template-columns:1fr;gap:32px}
  .foot__top{grid-template-columns:1fr 1fr}
  .hero__ghost{opacity:.55;width:60vw}
}
@media (max-width:620px){
  body{font-size:16px}
  .nav__links{display:none}
  .nav__links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:var(--white);border-bottom:1px solid var(--line);padding:8px var(--pad) 18px}
  .nav__links.open a{padding:14px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav__links.open .nav__cta{margin-top:12px}
  .nav__toggle{display:inline-flex;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
  .nav__toggle span{width:24px;height:2px;background:var(--ink)}
  .grid.cols-3,.values,.swatches,.merch,.row2{grid-template-columns:1fr}
  .btn-row{flex-direction:column;align-items:stretch}
  .btn{justify-content:center}
}

.eyebrow::before{background:var(--teal)}
.snum{color:var(--teal)}
.txtlink:hover{border-color:var(--teal)}
.nav__links a:not(.nav__cta):hover,
.nav__links a:not(.nav__cta)[aria-current="page"]{color:var(--teal)}

.btn{border-color:var(--teal)}
.btn:hover{background:var(--cyan);color:var(--ink);border-color:var(--cyan);transform:translateY(-1px)}
.btn--ghost{color:var(--teal)}
.btn--ghost:hover{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}
.btn--cyan{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}
.btn--cyan:hover{background:var(--teal);color:#fff;border-color:var(--teal)}

.band .eyebrow::before{background:var(--cyan)}
.band .snum{color:var(--cyan)}
.band .btn:hover{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}
.band .btn--ghost:hover{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}

.climb-band{background:var(--ink);color:#fff}
.climb-band .eyebrow{color:var(--ash)}
.climb-band .eyebrow::before{background:var(--cyan)}
.climb-band .snum{color:var(--cyan)}
.climb-band h2{color:#fff}
.climb{position:relative;padding-bottom:92px}
.climb-art{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.route{list-style:none;margin:0;padding:0;
  display:flex;flex-direction:column-reverse;position:relative;z-index:1;width:100%}
.route li{position:relative;padding:14px 0 14px 22px;min-height:136px;
  width:min(568px,100%);align-self:flex-start}
.route li:nth-child(1){margin-left:0}
.route li:nth-child(2){margin-left:97px}
.route li:nth-child(3){margin-left:166px}
.route li:nth-child(4){margin-left:234px}
.route li::before{content:"";position:absolute;left:-7px;top:22px;width:11px;height:11px;border-radius:50%;z-index:2;
  background:var(--cyan);box-shadow:0 0 0 4px var(--ink),0 0 12px rgba(77,208,225,.55)}
.route .rn{font-family:var(--mono);font-size:.88rem;letter-spacing:.14em;color:var(--cyan);
  display:inline-block;position:relative;z-index:1;background:var(--ink);padding-right:11px}
.route .rn::before{content:"";position:absolute;right:100%;top:0;bottom:0;width:1400px;background:var(--ink)}
.route h3{font-size:1.2rem;margin:.25rem 0 .35rem;color:#fff}
.route p{color:var(--ash);font-size:.93rem;line-height:1.5}
.mountain{width:100%;height:100%;display:block}

@media (max-width:1120px){
  .climb{padding-bottom:0}
  .route{flex-direction:column;width:100%;padding-left:18px;border-left:2px solid var(--graphite)}
  .route li{margin-left:0 !important;min-height:0;width:100%;align-self:auto}
  .route li::before{left:-25px}
  .route .rn{background:none;padding-right:0}
  .route .rn::before{display:none}   
  .climb-art{position:relative;inset:auto;aspect-ratio:3/2;max-width:440px;margin:32px auto 0}
  .mountain{position:absolute;top:0;right:0;height:100%;width:auto}
  .mountain .lnk{display:none}    
}

.portrait{border-radius:var(--r);overflow:hidden;aspect-ratio:4/5;background:var(--ice)}
.portrait img{display:block;width:100%;height:100%;object-fit:cover}

.stack-tags{display:flex;flex-wrap:wrap;gap:10px}
.stack-tags span{font-family:var(--mono);font-size:.78rem;letter-spacing:.03em;color:var(--graphite);
  border:1px solid var(--line);border-radius:var(--r);padding:.55em .9em;transition:border-color .15s ease,color .15s ease}
.stack-tags span:hover{border-color:var(--teal);color:var(--teal)}

.hl{background:linear-gradient(transparent 58%, var(--ice-2) 58%);padding:0 .05em}