/* ============================================================
   Blue7 — blue7.io
   Palette and accents derived from the Blue7 brand guide.
   ============================================================ */

/* ---------- self-hosted fonts ---------- */
@font-face{
  font-family:'Newsreader';
  font-style:normal;
  font-weight:200 800;
  font-display:swap;
  src:url('/assets/fonts/newsreader-latin-wght-normal.woff2') format('woff2-variations');
}
@font-face{
  font-family:'Newsreader';
  font-style:italic;
  font-weight:200 800;
  font-display:swap;
  src:url('/assets/fonts/newsreader-latin-wght-italic.woff2') format('woff2-variations');
}
@font-face{
  font-family:'Instrument Sans';
  font-style:normal;
  font-weight:400 700;
  font-display:swap;
  src:url('/assets/fonts/instrument-sans-latin-wght-normal.woff2') format('woff2-variations');
}
@font-face{
  font-family:'IBM Plex Mono';
  font-style:normal;
  font-weight:400;
  font-display:swap;
  src:url('/assets/fonts/ibm-plex-mono-latin-400-normal.woff2') format('woff2');
}
@font-face{
  font-family:'IBM Plex Mono';
  font-style:normal;
  font-weight:500;
  font-display:swap;
  src:url('/assets/fonts/ibm-plex-mono-latin-500-normal.woff2') format('woff2');
}

/* ---------- tokens ---------- */
:root{
  --paper:#F7F8FA;
  --paper-2:#EFF1F6;
  --ink:#211E21;
  --ink-soft:#565A66;
  --hairline:#DDE0E8;
  --cobalt:#0836C1;
  --blue-2:#1D63DC;
  --blue-3:#2F7AE5;
  --sky:#439CEF;
  --night:#090E20;
  --night-2:#0E1530;
  --night-hairline:rgba(158,234,242,.14);
  --teal:#6ECFD8;
  --teal-soft:#9EEAF2;
  --night-text:#C6CCDD;
  --max:1180px;
  --serif:'Newsreader', Georgia, serif;
  --sans:'Instrument Sans', -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --mono:'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:rgba(8,54,193,.14)}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}

.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}

/* ---------- eyebrow ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:11.5px;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cobalt);
  display:flex;
  align-items:center;
  gap:12px;
}
.eyebrow::before{
  content:'';
  width:7px;height:7px;border-radius:50%;
  background:var(--cobalt);
  flex:none;
}
.dark .eyebrow{color:var(--teal)}
.dark .eyebrow::before{background:var(--teal)}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(247,248,250,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease;
}
header.scrolled{border-bottom-color:var(--hairline)}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.brand img{height:40px;width:auto}
nav.links{display:flex;gap:40px;align-items:center}
nav.links a{
  font-size:14px;font-weight:500;letter-spacing:.02em;
  color:var(--ink-soft);
  padding:6px 0;
  border-bottom:1.5px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
nav.links a:hover{color:var(--ink)}
nav.links a.active{color:var(--ink);border-bottom-color:var(--cobalt)}
nav.links a.cta{
  color:#fff;background:var(--ink);
  padding:10px 22px;border-radius:2px;border:none;
  transition:background .2s ease;
}
nav.links a.cta:hover{background:var(--cobalt)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;transition:.25s}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:210px 0 130px;
  overflow:hidden;
}
.hero-seven{
  position:absolute;
  right:-40px;top:90px;
  width:min(46vw,560px);
  height:auto;
  pointer-events:none;
  user-select:none;
}
.hero-inner{position:relative;max-width:780px}
.hero h1{
  font-family:var(--serif);
  font-weight:300;
  font-size:clamp(44px,6.2vw,78px);
  line-height:1.06;
  letter-spacing:-.015em;
  margin:30px 0 34px;
}
.hero h1 em{font-style:italic;font-weight:340}
.hero p.lede{
  font-size:19px;line-height:1.7;color:var(--ink-soft);
  max-width:600px;margin-bottom:44px;
}
.hero-ctas{display:flex;gap:18px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-size:14.5px;font-weight:500;letter-spacing:.02em;
  padding:14px 28px;border-radius:2px;
  transition:all .2s ease;
}
.btn-solid{background:var(--ink);color:#fff}
.btn-solid:hover{background:var(--cobalt)}
.btn-ghost{border:1px solid var(--hairline);color:var(--ink)}
.btn-ghost:hover{border-color:var(--cobalt);color:var(--cobalt)}

/* ---------- sections ---------- */
section{padding:120px 0}
.sec-head{max-width:820px;margin-bottom:72px}
.sec-head h2{
  font-family:var(--serif);
  font-weight:300;
  font-size:clamp(34px,4.2vw,54px);
  line-height:1.12;
  letter-spacing:-.012em;
  margin:26px 0 26px;
}
.sec-head h2 em{font-style:italic}
.sec-head p{color:var(--ink-soft);font-size:18px;max-width:680px}
.sec-head p.follow{margin-top:18px}

/* mandate */
#mandate{border-top:1px solid var(--hairline)}
.pillars{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:1px;background:var(--hairline);
  border:1px solid var(--hairline);
}
.platform-cell{
  grid-column:1 / -1;
  background:var(--cobalt);
  color:#fff;
  padding:58px 48px;
  display:grid;
  grid-template-columns:minmax(240px,1fr) 1.5fr;
  gap:56px;
  align-items:end;
}
.platform-tag{
  font-family:var(--mono);font-size:11.5px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;
  color:#9CC0FA;margin-bottom:16px;
}
.platform-title{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(46px,5vw,66px);line-height:.95;
  letter-spacing:-.01em;color:#fff;
}
.platform-cell p{
  color:rgba(255,255,255,.84);font-size:17px;
  max-width:560px;padding-bottom:6px;
}
.pillar{
  background:var(--paper);
  padding:44px 40px 48px;
  position:relative;
  transition:background .25s ease;
}
.pillar:hover{background:#fff}
.pillar .dot{width:9px;height:9px;border-radius:50%;margin-bottom:26px}
.pillar .dot-1{background:var(--cobalt)}
.pillar .dot-2{background:var(--blue-2)}
.pillar .dot-3{background:var(--blue-3)}
.pillar .dot-4{background:var(--sky)}
.pillar h3{
  font-family:var(--serif);font-weight:400;
  font-size:26px;letter-spacing:-.005em;margin-bottom:14px;
}
.pillar p{color:var(--ink-soft);font-size:16px;max-width:420px}

/* who we are */
#who-we-are{background:var(--paper-2);border-top:1px solid var(--hairline)}
.who-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.who-copy p{color:var(--ink-soft);font-size:17.5px;margin-bottom:22px}
.who-copy p:first-child{
  font-family:var(--serif);font-size:23px;line-height:1.5;
  color:var(--ink);font-weight:340;
}
.principles{display:flex;flex-direction:column}
.principle{
  padding:34px 0;
  border-top:1px solid var(--hairline);
}
.principle:last-child{border-bottom:1px solid var(--hairline)}
.principle h3{
  font-family:var(--serif);font-weight:400;font-size:24px;
  margin-bottom:12px;display:flex;align-items:baseline;gap:14px;
}
.principle h3::before{
  content:'';width:7px;height:7px;border-radius:50%;
  background:var(--cobalt);flex:none;position:relative;top:-3px;
}
.principle p{color:var(--ink-soft);font-size:16px}

/* regional — dark */
#regional-mission{
  background:linear-gradient(180deg,var(--night) 0%,var(--night-2) 100%);
  color:var(--night-text);
  padding:140px 0;
}
#regional-mission .sec-head h2{color:#fff}
#regional-mission .sec-head p{color:var(--night-text)}
.region-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--night-hairline);
  border:1px solid var(--night-hairline);
  margin-top:8px;
}
.region-cell{
  background:var(--night);
  padding:40px 34px 46px;
  transition:background .25s ease;
}
.region-cell:hover{background:var(--night-2)}
.region-cell h3{
  font-family:var(--serif);font-weight:400;color:#fff;
  font-size:23px;margin-bottom:14px;line-height:1.25;
}
.region-cell .dash{
  width:26px;height:2px;background:var(--teal);
  border-radius:2px;margin-bottom:24px;
}
.region-cell p{font-size:15.5px;color:var(--night-text)}

/* contact — dark continues */
#contact{
  background:var(--night-2);
  color:var(--night-text);
  padding:130px 0 120px;
  border-top:1px solid var(--night-hairline);
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end}
#contact h2{
  font-family:var(--serif);font-weight:300;color:#fff;
  font-size:clamp(36px,4.5vw,58px);line-height:1.08;
  letter-spacing:-.012em;margin:26px 0 30px;
}
#contact h2 em{font-style:italic}
#contact .contact-lede{font-size:17.5px;max-width:480px}
.contact-card{
  display:flex;flex-direction:column;gap:34px;
  padding-left:64px;
  border-left:1px solid var(--night-hairline);
}
.cc-item .cc-label{
  font-family:var(--mono);font-size:11.5px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--teal);margin-bottom:10px;
}
.cc-item a.big, .cc-item .big{
  font-family:var(--serif);font-size:26px;color:#fff;font-weight:340;
  border-bottom:1px solid transparent;transition:border-color .2s ease;
}
.cc-item .big.office{font-size:22px}
.cc-item a.big:hover{border-bottom-color:var(--teal)}
.cc-item p{font-size:16px}

/* footer */
footer{
  background:var(--night);
  border-top:1px solid var(--night-hairline);
  padding:64px 0 46px;
  color:var(--night-text);
}
.foot-top{
  display:flex;justify-content:space-between;align-items:center;
  gap:40px;flex-wrap:wrap;margin-bottom:52px;
}
.foot-top img{height:36px;width:auto}
.foot-links{display:flex;gap:32px;flex-wrap:wrap}
.foot-links a{font-size:13.5px;color:var(--night-text);transition:color .2s}
.foot-links a:hover{color:var(--teal-soft)}
.foot-legal{
  border-top:1px solid var(--night-hairline);
  padding-top:32px;
  display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.foot-legal p{font-size:12.5px;line-height:1.7;color:#7C8399;max-width:640px}
.foot-legal .copy{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:#7C8399;white-space:nowrap}

/* ---------- 404 ---------- */
.notfound{
  min-height:72vh;display:flex;align-items:center;
  padding:160px 0 100px;
}
.notfound h1{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(40px,5.5vw,68px);line-height:1.08;
  letter-spacing:-.015em;margin:28px 0 22px;
}
.notfound h1 em{font-style:italic}
.notfound p{color:var(--ink-soft);font-size:18px;max-width:520px;margin-bottom:40px}

/* ---------- reveal (JS adds .pre only below the fold; no-JS stays visible) ---------- */
.reveal{transition:opacity .7s ease,transform .7s ease}
.reveal.pre{opacity:0;transform:translateY(22px)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{transition:none}
  .reveal.pre{opacity:1;transform:none}
}

/* ---------- mobile ---------- */
@media (max-width: 900px){
  .wrap{padding:0 22px}
  section{padding:84px 0}
  .hero{padding:150px 0 90px}
  .hero-seven{opacity:.5;right:-90px;top:70px;width:70vw}
  nav.links{
    position:fixed;inset:76px 0 auto 0;
    background:var(--paper);
    flex-direction:column;gap:0;align-items:stretch;
    border-bottom:1px solid var(--hairline);
    display:none;padding:8px 22px 24px;
  }
  nav.links.open{display:flex}
  nav.links a{padding:16px 0;border-bottom:1px solid var(--hairline);font-size:16px}
  nav.links a.active{border-bottom-color:var(--hairline)}
  nav.links a.cta{margin-top:16px;text-align:center;justify-content:center;display:flex}
  .burger{display:block}
  .burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .burger.open span:nth-child(2){opacity:0}
  .burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .pillars{grid-template-columns:1fr}
  .pillar{padding:36px 26px 40px}
  .platform-cell{grid-template-columns:1fr;gap:22px;padding:42px 26px 46px;align-items:start}
  .platform-cell p{padding-bottom:0}
  .who-grid{grid-template-columns:1fr;gap:48px}
  .region-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:56px}
  .contact-card{padding-left:0;border-left:none;border-top:1px solid var(--night-hairline);padding-top:48px}
  #regional-mission{padding:96px 0}
  #contact{padding:92px 0 84px}
}

/* anchor offset */
[id]{scroll-margin-top:92px}