/* ============================================================
   STEB — shared stylesheet
   Palette : cool porcelain, deep petrol ink, ultramarine, amber
   Display : Bricolage Grotesque   Body: Public Sans   Utility: IBM Plex Mono
   Edit anything here and it changes on every page.
   ============================================================ */
:root{
  --paper:#EDEFF2;
  --paper-2:#F7F8FA;
  --ink:#0E1A22;
  --steel:#5C6E7A;
  --line:#D3D9DF;
  --blue:#2438E0;
  --amber:#F0A31A;

  --display:'Bricolage Grotesque',Georgia,serif;
  --body:'Public Sans',system-ui,-apple-system,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;

  --gut:clamp(1.25rem,5vw,4.5rem);
  --max:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:clamp(1rem,.96rem + .2vw,1.075rem);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2.5px solid var(--blue);outline-offset:3px;border-radius:2px}

.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gut)}

.eyebrow{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);margin:0 0 1.5rem;
  display:flex;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:1.75rem;height:1px;background:var(--blue);flex:none}

h2.head{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.9rem,1.2rem + 2.6vw,3.1rem);
  line-height:1.04;letter-spacing:-.025em;
  margin:0 0 1rem;max-width:18ch;
}
.lede{color:var(--steel);max-width:56ch;margin:0;font-size:1.05em}

/* ---------- header ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--paper) 82%,transparent);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s;
}
header.stuck{border-bottom-color:var(--line)}
.bar{display:flex;align-items:center;gap:1.5rem;height:72px}
.mark{
  font-family:var(--display);font-weight:800;font-size:1.4rem;
  letter-spacing:-.05em;text-decoration:none;margin-right:auto;
  display:flex;align-items:baseline;gap:.12em;
}
.mark span{font-family:var(--mono);font-size:.62rem;font-weight:400;color:var(--blue);letter-spacing:.04em}
nav{display:flex;gap:1.75rem}
nav a{font-size:.9rem;text-decoration:none;color:var(--steel);transition:color .2s}
nav a:hover{color:var(--ink)}
nav a[aria-current="page"]{color:var(--ink);font-weight:500}

.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--body);font-weight:500;font-size:.9rem;
  padding:.72rem 1.3rem;border-radius:999px;border:1px solid var(--ink);
  background:var(--ink);color:var(--paper);text-decoration:none;cursor:pointer;
  transition:transform .2s var(--ease),background .2s,color .2s,border-color .2s;
}
.btn:hover{transform:translateY(-2px);background:var(--blue);border-color:var(--blue);color:#fff}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn.light{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.btn.light:hover{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ---------- home hero: the acronym unpacks ---------- */
.hero{padding:clamp(3.5rem,9vw,7rem) 0 clamp(3.5rem,8vw,6rem)}
.acronym{position:relative;padding-left:clamp(1rem,2.5vw,1.75rem);margin:0 0 clamp(2rem,4vw,3rem)}
.seam{
  position:absolute;left:0;top:.15em;bottom:.15em;width:2px;
  background:var(--blue);transform-origin:top;transform:scaleY(0);
  animation:seam 1s var(--ease) .1s forwards;
}
@keyframes seam{to{transform:scaleY(1)}}

.row{
  display:flex;align-items:baseline;
  font-family:var(--display);font-weight:700;
  font-size:clamp(2.75rem,10.2vw,6.75rem);
  line-height:.98;letter-spacing:-.045em;white-space:nowrap;
}
.row .glyph{color:var(--ink)}
.row .rest{
  color:var(--steel);opacity:0;transform:translateX(-.35em);
  animation:unpack .8s var(--ease) forwards;
  animation-delay:calc(.35s + var(--i) * .11s);
}
@keyframes unpack{to{opacity:1;transform:none}}

.hero-copy{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(1.5rem,4vw,4rem);align-items:end}
.hero-copy p{margin:0;font-size:clamp(1.05rem,1rem + .35vw,1.3rem);line-height:1.5;max-width:34ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem}
@media(max-width:820px){.hero-copy{grid-template-columns:1fr;align-items:start}}

/* ---------- interior page hero ---------- */
.page-hero{padding:clamp(3rem,7vw,5.5rem) 0 clamp(2.5rem,5vw,4rem);border-bottom:1px solid var(--line)}
.page-hero h1{
  font-family:var(--display);font-weight:700;
  font-size:clamp(2.3rem,1.4rem + 4vw,4.6rem);
  line-height:1;letter-spacing:-.04em;margin:0 0 1.25rem;max-width:16ch;
}
.page-hero .lede{font-size:clamp(1.05rem,1rem + .4vw,1.3rem);line-height:1.5;max-width:44ch;color:var(--steel)}

/* ---------- statement band ---------- */
.band{border-block:1px solid var(--line);padding:clamp(2.5rem,6vw,4.5rem) 0}
.band p{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.35rem,1rem + 1.9vw,2.35rem);
  line-height:1.25;letter-spacing:-.02em;margin:0;max-width:26ch;
}
.band strong{font-weight:700;color:var(--blue)}

/* ---------- sections ---------- */
.sec{padding:clamp(3.5rem,8vw,6.5rem) 0}
.sec.tinted{background:var(--paper-2);border-block:1px solid var(--line)}
.sec-head{margin-bottom:clamp(2rem,4vw,3rem)}

/* ---------- home: page tiles ---------- */
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(max-width:760px){.tiles{grid-template-columns:1fr}}
.tile{
  background:var(--paper);padding:clamp(1.75rem,4vw,3rem);
  text-decoration:none;display:block;transition:background .25s;
}
.tile:hover{background:var(--paper-2)}
.tile .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.tile h3{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.5rem,1.2rem + 1.3vw,2.1rem);
  letter-spacing:-.03em;margin:.85rem 0 .6rem;
}
.tile p{margin:0 0 1.5rem;color:var(--steel);font-size:.98rem;max-width:38ch}
.tile .go{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;
  display:inline-flex;align-items:center;gap:.5rem;
}
.tile .go svg{transition:transform .25s var(--ease)}
.tile:hover .go svg{transform:translateX(5px)}

/* ---------- services: numbered rows ---------- */
.svc{border-top:1px solid var(--line);padding:clamp(2rem,4vw,3rem) 0;display:grid;
     grid-template-columns:auto 1fr 1fr;gap:clamp(1.25rem,4vw,3.5rem)}
.svc:last-of-type{border-bottom:1px solid var(--line)}
@media(max-width:860px){.svc{grid-template-columns:auto 1fr}.svc .svc-list{grid-column:2}}
@media(max-width:520px){.svc{grid-template-columns:1fr}.svc .svc-list{grid-column:1}}
.svc .num{font-family:var(--mono);font-size:.78rem;color:var(--amber);letter-spacing:.14em;padding-top:.4rem}
.svc h2{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.5rem,1.2rem + 1.4vw,2.2rem);
  letter-spacing:-.03em;margin:0 0 .75rem;
}
.svc p{margin:0;color:var(--steel)}
.svc-list{margin:0;padding:0;list-style:none;font-size:.94rem}
.svc-list li{padding:.6rem 0;border-top:1px solid var(--line);color:var(--steel)}
.svc-list li:first-child{border-top:0}
.svc-list li::before{content:"—";color:var(--blue);margin-right:.6rem}

/* ---------- mission: the name, unpacked in full ---------- */
.creed{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.6rem,1.05rem + 2.6vw,3.2rem);
  line-height:1.18;letter-spacing:-.03em;margin:0;max-width:20ch;
}
.creed strong{font-weight:700;color:var(--blue)}

.tenet{
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr);
  gap:clamp(1rem,4vw,3.5rem);
  padding:clamp(1.75rem,4vw,2.75rem) 0;border-top:1px solid var(--line);
}
.tenet:last-of-type{border-bottom:1px solid var(--line)}
@media(max-width:760px){.tenet{grid-template-columns:1fr;gap:.75rem}}
.tenet .word{
  font-family:var(--display);font-weight:700;
  font-size:clamp(2rem,1.3rem + 3vw,3.6rem);
  line-height:1;letter-spacing:-.045em;margin:0;
  display:flex;align-items:baseline;
}
.tenet .word b{font-weight:700;color:var(--ink)}
.tenet .word i{font-style:normal;color:var(--steel);font-weight:700}
.tenet .say{margin:0;color:var(--steel);align-self:center}
.tenet .say strong{color:var(--ink);font-weight:600}

/* ---------- contact modal ---------- */
.modal{
  border:0;padding:0;background:transparent;
  max-width:min(560px,calc(100vw - 2rem));width:100%;
  color:var(--paper);
}
.modal::backdrop{background:rgba(14,26,34,.55);backdrop-filter:blur(4px)}
.modal-inner{
  background:var(--ink);padding:clamp(1.5rem,4vw,2.5rem);
  border-radius:4px;position:relative;
  max-height:min(86vh,880px);overflow-y:auto;
}
.modal[open]{animation:pop .3s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}}
.modal .eyebrow{color:#8FA3B0;margin-bottom:1rem}
.modal .eyebrow::before{background:var(--amber)}
.modal h2{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.5rem,1.2rem + 1.3vw,2rem);
  letter-spacing:-.03em;margin:0 0 .6rem;color:var(--paper);
}
.modal .sub{margin:0 0 1.75rem;color:#9BADB9;font-size:.95rem;max-width:42ch}
.x{
  position:absolute;top:.9rem;right:.9rem;width:38px;height:38px;
  display:grid;place-items:center;border-radius:50%;
  background:transparent;border:1px solid #34454F;color:#9BADB9;
  cursor:pointer;font-size:1.1rem;line-height:1;transition:background .2s,color .2s;
}
.x:hover{background:#1B2A34;color:var(--paper)}

.modal form{display:grid;gap:1.1rem}
.field label{
  display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;
  text-transform:uppercase;color:#8FA3B0;margin-bottom:.45rem;
}
.field input,.field textarea{
  width:100%;background:transparent;border:0;border-bottom:1px solid #34454F;
  color:var(--paper);font-family:var(--body);font-size:1rem;padding:.6rem 0;
  transition:border-color .2s;
}
.field textarea{resize:vertical;min-height:88px}
.field input:focus,.field textarea:focus{outline:0;border-bottom-color:var(--amber)}
.field input::placeholder,.field textarea::placeholder{color:#4E626E}
.status{font-family:var(--mono);font-size:.78rem;color:var(--amber);min-height:1.2em;margin:0}

.or{
  margin-top:1.75rem;padding-top:1.5rem;border-top:1px solid #1F2F39;
  display:flex;flex-wrap:wrap;gap:.4rem 2rem;font-size:.9rem;
}
.or a{color:var(--paper);text-decoration:none;border-bottom:1px solid rgba(237,239,242,.28);transition:color .2s,border-color .2s}
.or a:hover{color:var(--amber);border-bottom-color:var(--amber)}
.or .k{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:#7C909D;display:block;margin-bottom:.35rem}

/* ---------- closing call to action ---------- */
.cta{background:var(--ink);color:var(--paper);padding:clamp(3rem,7vw,5.5rem) 0}
.cta h2{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.8rem,1.2rem + 2.4vw,3rem);
  letter-spacing:-.03em;line-height:1.05;margin:0 0 1rem;max-width:16ch;
}
.cta p{color:#9BADB9;margin:0 0 2rem;max-width:44ch}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:2.5rem 0}
.foot{display:flex;flex-wrap:wrap;gap:1rem 2rem;align-items:center;font-size:.85rem;color:var(--steel)}
.foot .mark{margin-right:auto;font-size:1.15rem;color:var(--ink)}
.foot a{text-decoration:none}
.foot a:hover{color:var(--blue)}
.foot button{background:0;border:0;padding:0;font:inherit;color:inherit;cursor:pointer;text-decoration:none}
.foot button:hover{color:var(--blue)}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0ms!important;transition-duration:.01ms!important}
  .seam{transform:scaleY(1)}
  .row .rest{opacity:1;transform:none}
  .reveal{opacity:1;transform:none}
}

@media(max-width:640px){
  .bar{gap:.9rem;height:64px}
  .mark{font-size:1.2rem}
  nav{gap:1rem}
  nav a{font-size:.82rem}
  nav a.home-link{display:none}      /* the wordmark is the home link on small screens */
  .bar .btn{padding:.6rem .9rem;font-size:.82rem}
}