/* =========================================================
   Scaling Lab — design tokens & base
   ========================================================= */
:root{
  --ink:#14161c;
  --ink-soft:#2a2d36;
  --navy:#1b2130;
  --navy-deep:#0f131c;
  --cream:#f4f2ec;
  --cream-deep:#eae6db;
  --paper:#fffefb;
  --gold:#c99a2e;
  --gold-deep:#a67e21;
  --line:#dedad0;
  --line-dark:#333846;
  --muted:#6b6f7a;
  --muted-light:#9a978d;

  --serif:"Fraunces", "Cambria", Georgia, serif;
  --sans:"Inter", "Calibri", Arial, sans-serif;
  --mono:"IBM Plex Mono", "Courier New", monospace;

  --maxw:1180px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 4px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4{ font-family:var(--serif); font-weight:600; line-height:1.15; margin:0 0 .5em; color:var(--ink); }
p{ margin:0 0 1em; }
ul{ margin:0; padding:0; list-style:none; }
.container{ max-width:var(--maxw); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad); }

.eyebrow{
  display:inline-flex; align-items:center; gap:.6em;
  font-family:var(--mono); font-size:.75rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold-deep); font-weight:600; margin-bottom:1em;
}
.eyebrow::before{ content:""; width:22px; height:1px; background:var(--gold-deep); display:inline-block; }

.btn{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--sans); font-weight:600; font-size:.95rem;
  padding:.85em 1.6em; border-radius:2px; border:1px solid transparent;
  cursor:pointer; transition:all .18s ease;
}
.btn-primary{ background:var(--ink); color:var(--paper); }
.btn-primary:hover{ background:var(--gold-deep); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn-ghost:hover{ border-color:var(--ink); }
.btn-ghost-light{ background:transparent; color:var(--paper); border-color:rgba(255,255,255,.4); }
.btn-ghost-light:hover{ border-color:var(--paper); }

/* =========================================================
   Header / Nav
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(244,242,236,.92); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px var(--pad);
  max-width:var(--maxw); margin:0 auto;
}
.brand{ display:flex; align-items:center; gap:.6em; }
.brand img{ height:30px; width:auto; }
.brand span{ font-family:var(--serif); font-weight:600; font-size:1.05rem; letter-spacing:.02em; }

.nav-links{ display:flex; gap:2.1em; align-items:center; }
.nav-links a{
  font-size:.92rem; font-weight:500; color:var(--ink-soft);
  position:relative; padding:4px 0;
}
.nav-links a:hover, .nav-links a.active{ color:var(--ink); }
.nav-links a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-4px; height:2px; background:var(--gold);
}
.nav-cta{
  font-size:.9rem !important; font-weight:600 !important;
  padding:.6em 1.3em; border:1px solid var(--ink); border-radius:2px;
}
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:6px; }
.nav-toggle span{ display:block; width:22px; height:2px; background:var(--ink); margin:5px 0; transition:.2s; }

@media (max-width: 860px){
  .nav-links{
    position:fixed; inset:64px 0 0 0; background:var(--cream);
    flex-direction:column; align-items:flex-start; gap:0;
    padding:20px var(--pad); transform:translateY(-110%); transition:transform .25s ease;
    border-top:1px solid var(--line);
  }
  .nav-links.open{ transform:translateY(0); }
  .nav-links a{ padding:14px 0; width:100%; border-bottom:1px solid var(--line); }
  .nav-toggle{ display:block; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative; overflow:hidden;
  background:var(--navy-deep); color:var(--cream);
  padding:110px var(--pad) 90px;
}
.hero-motif{ position:absolute; inset:0; opacity:.16; pointer-events:none; }
.hero-inner{ position:relative; max-width:var(--maxw); margin:0 auto; }
.hero h1{
  color:var(--paper); font-size:clamp(2.3rem, 5vw, 3.6rem);
  max-width:820px; margin-bottom:.4em;
}
.hero h1 em{ font-style:italic; color:var(--gold); }
.hero p.lede{
  font-size:1.2rem; color:#c7c9d4; max-width:620px; margin-bottom:2em;
}
.hero-actions{ display:flex; gap:1em; flex-wrap:wrap; }

/* =========================================================
   Stats bar
   ========================================================= */
.stats{
  background:var(--ink); color:var(--paper);
  padding:44px var(--pad);
}
.stats-grid{
  max-width:var(--maxw); margin:0 auto;
  display:grid; grid-template-columns:repeat(6,1fr); gap:1.5em;
}
.stat-num{ font-family:var(--serif); font-size:clamp(1.6rem,3vw,2.3rem); color:var(--gold); font-weight:600; }
.stat-label{ font-size:.78rem; color:#aaadb8; margin-top:.3em; line-height:1.35; }
@media (max-width:900px){ .stats-grid{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:520px){ .stats-grid{ grid-template-columns:repeat(2,1fr); } }

/* =========================================================
   Sections
   ========================================================= */
section{ padding:90px var(--pad); }
.section-tight{ padding:64px var(--pad); }
.section-head{ max-width:680px; margin-bottom:3em; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.bg-cream{ background:var(--cream); }
.bg-navy{ background:var(--navy-deep); color:var(--cream); }
.bg-navy h2, .bg-navy h3{ color:var(--paper); }
.bg-navy .muted{ color:#a9acb9; }
.muted{ color:var(--muted); }

.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:4em; align-items:start; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:2.2em; }
.grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.6em; }
@media (max-width:900px){
  .grid-2{ grid-template-columns:1fr; gap:2.4em; }
  .grid-3{ grid-template-columns:1fr; }
  .grid-4{ grid-template-columns:repeat(2,1fr); }
}

.card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
  padding:2.2em 2em;
}
.card .idx{
  font-family:var(--mono); color:var(--gold-deep); font-size:.8rem; letter-spacing:.08em;
  display:block; margin-bottom:1em;
}

.big-quote{
  font-family:var(--serif); font-size:clamp(1.4rem,2.6vw,1.9rem);
  line-height:1.45; max-width:840px; color:var(--ink);
}
.big-quote cite{ display:block; font-style:normal; font-family:var(--sans); font-size:.85rem; color:var(--muted); margin-top:1.4em; }

/* Principle / process rows */
.plist{ display:flex; flex-direction:column; }
.prow{
  display:grid; grid-template-columns:70px 1fr; gap:1.6em;
  padding:2em 0; border-top:1px solid var(--line);
}
.plist .prow:last-child{ border-bottom:1px solid var(--line); }
.prow .pnum{ font-family:var(--serif); font-size:1.7rem; color:var(--muted-light); }
.prow h3{ font-size:1.15rem; margin-bottom:.4em; }
.prow p{ color:var(--muted); margin:0; max-width:640px; }

/* Comparison table (supply vs demand) */
.compare{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.compare > div{ background:var(--paper); padding:2em; }
.compare .head{ font-family:var(--mono); font-size:.75rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:1em; }
.compare .neg .head{ color:#a8564b; }
.compare .pos .head{ color:var(--gold-deep); }
.compare ul li{ padding:.5em 0; border-top:1px solid var(--line); font-size:.95rem; }
.compare ul li:first-child{ border-top:none; }
@media (max-width:700px){ .compare{ grid-template-columns:1fr; } }

/* Logo walls */
.logo-wall{ display:grid; grid-template-columns:repeat(5,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.logo-wall a, .logo-wall div{
  background:var(--paper); display:flex; align-items:center; justify-content:center;
  padding:1.8em 1.4em; min-height:96px;
}
.logo-wall img{ max-height:42px; max-width:100%; filter:grayscale(1) contrast(1.05); opacity:.72; transition:.2s; }
.logo-wall a:hover img{ filter:none; opacity:1; }
@media (max-width:820px){ .logo-wall{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:520px){ .logo-wall{ grid-template-columns:repeat(2,1fr); } }

/* Portfolio directory */
.region-block{ margin-bottom:2.6em; }
.region-title{
  font-family:var(--mono); font-size:.78rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gold-deep); margin-bottom:1.1em; display:flex; align-items:center; gap:.7em;
}
.region-title::after{ content:""; flex:1; height:1px; background:var(--line); }
.company-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:.8em; }
.company-chip{
  border:1px solid var(--line); border-radius:3px; padding:1em 1.1em;
  font-size:.9rem; font-weight:500; background:var(--paper);
  display:flex; align-items:center; min-height:60px;
  transition:.15s;
}
.company-chip:hover{ border-color:var(--gold-deep); background:var(--cream); }
.company-chip img{ max-height:26px; max-width:100%; }
@media (max-width:900px){ .company-grid{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:600px){ .company-grid{ grid-template-columns:repeat(2,1fr); } }

/* People */
.people-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:2.4em; }
.person .photo{
  width:100%; aspect-ratio:1/1; border-radius:3px; overflow:hidden; margin-bottom:1.1em;
  background:var(--cream-deep);
}
.person .photo img{ width:100%; height:100%; object-fit:cover; }
.person h3{ font-size:1.05rem; margin-bottom:.15em; }
.person .role{ font-size:.85rem; color:var(--gold-deep); font-weight:600; margin-bottom:.6em; }
.person p{ font-size:.9rem; color:var(--muted); }
@media (max-width:820px){ .people-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .people-grid{ grid-template-columns:1fr; } }

.board-grid{ columns:3; column-gap:2.4em; }
.board-grid li{ padding:.5em 0; border-bottom:1px solid var(--line); font-size:.93rem; break-inside:avoid; }
@media (max-width:820px){ .board-grid{ columns:2; } }
@media (max-width:560px){ .board-grid{ columns:1; } }

/* CTA band */
.cta-band{
  background:var(--gold); color:var(--navy-deep);
  padding:70px var(--pad); text-align:center;
}
.cta-band h2{ color:var(--navy-deep); margin-bottom:.3em; }
.cta-band .btn-primary{ background:var(--navy-deep); color:var(--paper); }
.cta-band .btn-primary:hover{ background:#000; }

/* Footer */
.site-footer{ background:var(--navy-deep); color:#9297a6; padding:60px var(--pad) 30px; }
.footer-grid{
  max-width:var(--maxw); margin:0 auto 40px;
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:2.5em;
}
.footer-grid h4{ color:var(--paper); font-family:var(--sans); font-size:.85rem; letter-spacing:.06em; text-transform:uppercase; margin-bottom:1em; }
.footer-grid a, .footer-grid p{ font-size:.9rem; color:#9297a6; margin-bottom:.6em; display:block; }
.footer-grid a:hover{ color:var(--paper); }
.footer-bottom{
  max-width:var(--maxw); margin:0 auto; padding-top:24px; border-top:1px solid var(--line-dark);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:1em; font-size:.8rem; color:#6c7080;
}
@media (max-width:820px){ .footer-grid{ grid-template-columns:1fr 1fr; } }

/* Page hero (inner pages) */
.page-hero{ background:var(--cream); padding:120px var(--pad) 60px; border-bottom:1px solid var(--line); }
.page-hero .eyebrow{ margin-bottom:.8em; }
.page-hero h1{ font-size:clamp(2rem,4vw,2.8rem); max-width:760px; }
.page-hero p.lede{ max-width:620px; color:var(--muted); font-size:1.1rem; margin-top:.6em; }

/* Timeline */
.timeline{ position:relative; padding-left:2em; border-left:1px solid var(--line); }
.tl-item{ position:relative; padding-bottom:2.6em; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
  content:""; position:absolute; left:-2.42em; top:.3em; width:9px; height:9px; border-radius:50%;
  background:var(--gold); border:2px solid var(--paper); box-shadow:0 0 0 1px var(--gold);
}
.tl-year{ font-family:var(--mono); color:var(--gold-deep); font-size:.85rem; margin-bottom:.3em; }

/* Contact cards */
.contact-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.6em; }
.contact-card{ border:1px solid var(--line); border-radius:var(--radius); padding:2em; }
.contact-card h3{ font-size:1.05rem; margin-bottom:.2em; }
.contact-card .role{ color:var(--gold-deep); font-size:.85rem; font-weight:600; margin-bottom:1em; }
.contact-card a{ font-size:.92rem; word-break:break-all; }
.contact-card a:hover{ color:var(--gold-deep); }
@media (max-width:820px){ .contact-grid{ grid-template-columns:1fr; } }

.map-embed{ border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.map-embed iframe{ width:100%; height:380px; border:0; display:block; }

.form-grid{ display:grid; gap:1.2em; max-width:560px; }
.form-grid label{ display:block; font-size:.85rem; font-weight:600; margin-bottom:.4em; }
.form-grid input, .form-grid textarea{
  width:100%; padding:.85em 1em; border:1px solid var(--line); border-radius:2px;
  font-family:var(--sans); font-size:.95rem; background:var(--paper); color:var(--ink);
}
.form-grid textarea{ min-height:130px; resize:vertical; }
.form-grid input:focus, .form-grid textarea:focus{ outline:none; border-color:var(--gold-deep); }

.figure-note{ font-size:.85rem; color:var(--muted); margin-top:.8em; }

/* Publications */
.pub-grid{ display:grid; grid-template-columns:1fr 1fr; gap:2.4em; }
.pub-card{
  display:flex; flex-direction:column; border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; background:var(--paper);
}
.pub-cover{ aspect-ratio:4/3; overflow:hidden; background:var(--cream-deep); border-bottom:1px solid var(--line); }
.pub-cover img{ width:100%; height:100%; object-fit:cover; object-position:top center; }
.pub-body{ padding:1.8em 1.8em 2em; display:flex; flex-direction:column; flex:1; }
.pub-meta{ font-family:var(--mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--gold-deep); margin-bottom:.7em; }
.pub-body h3{ font-size:1.3rem; margin-bottom:.6em; }
.pub-body p{ color:var(--muted); font-size:.95rem; flex:1; }
.pub-actions{ margin-top:1.4em; display:flex; gap:.8em; flex-wrap:wrap; align-items:center; }
@media (max-width:820px){ .pub-grid{ grid-template-columns:1fr; } }

.indepth{ max-width:760px; margin:0 auto; padding-top:1em; border-top:1px solid var(--line); }
.indepth + .indepth{ margin-top:4em; }
.indepth-head{ display:flex; align-items:baseline; gap:1em; margin-bottom:1.6em; flex-wrap:wrap; }
.indepth-head h2{ margin-bottom:0; }

.pill{
  display:inline-block; font-family:var(--mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase;
  color:var(--gold-deep); border:1px solid var(--gold); border-radius:20px; padding:.35em .9em; margin:0 .4em .4em 0;
}