@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

/* =========================================================
   VELLUM — Analytic Clarity Grid
   Base / Reset
========================================================= */
:root{
  --color-bg:#ffffff;
  --color-bg-alt:#f4f6f4;
  --color-surface:#eef1ee;
  --color-border:#dbe0da;
  --color-text:#20262a;
  --color-text-muted:#5c6660;
  --color-primary:#4f7358;
  --color-primary-dark:#39543f;
  --color-primary-soft:#e6ede8;
  --color-accent:#8a9a8f;
  --font-heading:'Inter', Arial, sans-serif;
  --font-body:'Inter', Arial, sans-serif;
  --font-mono:'IBM Plex Mono', 'Courier New', monospace;
  --radius:4px;
  --container-w:1180px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;}
body{
  font-family:var(--font-body);
  color:var(--color-text);
  background:var(--color-bg);
  line-height:1.6;
  font-size:16px;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--color-primary-dark);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3,h4{
  font-family:var(--font-heading);
  font-weight:700;
  line-height:1.25;
  margin:0 0 .6em;
  color:var(--color-text);
}
h1{font-size:clamp(2rem,4vw,3rem);}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;}
li{list-style:none;}
.container{
  max-width:var(--container-w);
  margin:0 auto;
  padding:0 24px;
}
.mono{font-family:var(--font-mono);}
.text-muted{color:var(--color-text-muted);}
.section{padding:72px 0;}
.section-alt{background:var(--color-bg-alt);}
.section-tight{padding:48px 0;}
.divider{
  border:none;
  border-top:1px solid var(--color-border);
  margin:0;
}
.eyebrow{
  font-family:var(--font-mono);
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.78rem;
  color:var(--color-primary-dark);
  margin:0 0 12px;
  font-weight:600;
}
.section-head{
  max-width:760px;
  margin-bottom:40px;
}
.section-head p{color:var(--color-text-muted);}

/* Buttons */
.btn{
  display:inline-block;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.95rem;
  padding:13px 26px;
  border-radius:var(--radius);
  border:1px solid var(--color-primary);
  cursor:pointer;
  text-decoration:none;
  transition:background .15s ease,color .15s ease,border-color .15s ease;
}
.btn-primary{background:var(--color-primary);color:#fff;}
.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);text-decoration:none;}
.btn-outline{background:transparent;color:var(--color-primary-dark);}
.btn-outline:hover{background:var(--color-primary-soft);text-decoration:none;}
.btn-block{display:block;width:100%;text-align:center;}

/* =========================================================
   Header
========================================================= */
.site-header{
  border-bottom:1px solid var(--color-border);
  background:#fff;
  position:sticky;
  top:0;
  z-index:100;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:76px;
}
.logo{
  font-family:var(--font-heading);
  font-weight:800;
  font-size:1.5rem;
  letter-spacing:-.01em;
  color:var(--color-text);
}
.logo span{color:var(--color-primary);}
.logo:hover{text-decoration:none;}

.main-nav ul{
  display:flex;
  align-items:center;
  gap:6px;
}
.main-nav > ul > li{position:relative;}
.main-nav > ul > li > a{
  display:block;
  padding:12px 14px;
  color:var(--color-text);
  font-weight:500;
  font-size:.95rem;
  border-radius:var(--radius);
}
.main-nav > ul > li > a:hover{background:var(--color-bg-alt);text-decoration:none;}

.has-dropdown > a::after{
  content:"";
  display:inline-block;
  margin-left:6px;
  width:6px;height:6px;
  border-right:1.5px solid var(--color-text-muted);
  border-bottom:1.5px solid var(--color-text-muted);
  transform:rotate(45deg) translateY(-2px);
}
.dropdown{
  position:absolute;
  top:100%;
  left:0;
  min-width:230px;
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:6px;
  box-shadow:0 8px 20px rgba(0,0,0,.06);
  opacity:0;
  visibility:hidden;
  transform:translateY(4px);
  transition:opacity .15s ease, transform .15s ease, visibility .15s;
}
.has-dropdown:hover .dropdown,
.has-dropdown.open .dropdown{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.dropdown li a{
  display:block;
  padding:9px 12px;
  font-size:.9rem;
  border-radius:var(--radius);
  color:var(--color-text);
}
.dropdown li a:hover{background:var(--color-bg-alt);text-decoration:none;}

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:38px;
  height:38px;
  background:transparent;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  height:2px;
  width:18px;
  margin:0 auto;
  background:var(--color-text);
}

@media (max-width:900px){
  .nav-toggle{display:flex;}
  .main-nav{
    position:absolute;
    top:76px;
    left:0;right:0;
    background:#fff;
    border-bottom:1px solid var(--color-border);
    max-height:0;
    overflow:hidden;
    transition:max-height .25s ease;
  }
  .main-nav.open{max-height:80vh;overflow-y:auto;}
  .main-nav ul{flex-direction:column;align-items:stretch;padding:12px 20px 20px;gap:0;}
  .main-nav > ul > li > a{padding:12px 6px;border-bottom:1px solid var(--color-border);}
  .dropdown{
    position:static;
    opacity:1;visibility:visible;transform:none;
    box-shadow:none;
    border:none;
    border-left:2px solid var(--color-primary-soft);
    margin:0 0 6px 10px;
    display:none;
  }
  .has-dropdown.open .dropdown{display:block;}
  .has-dropdown > a::after{float:right;margin-top:6px;}
}

/* =========================================================
   Hero (no badges / no promo strips — plain grid layout)
========================================================= */
.hero{
  padding:64px 0 72px;
  border-bottom:1px solid var(--color-border);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
}
.hero h1{margin-bottom:20px;}
.hero p.lead{
  font-size:1.1rem;
  color:var(--color-text-muted);
  max-width:520px;
}
.hero-actions{
  display:flex;
  gap:14px;
  margin-top:28px;
  flex-wrap:wrap;
}
.hero-figure{
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  overflow:hidden;
}
.hero-figure img{width:100%;object-fit:cover;aspect-ratio:4/3;}
.page-hero{
  padding:56px 0;
  border-bottom:1px solid var(--color-border);
  background:var(--color-bg-alt);
}
.page-hero h1{margin-bottom:14px;}
.page-hero p{color:var(--color-text-muted);max-width:680px;margin:0;}
.breadcrumb{
  font-family:var(--font-mono);
  font-size:.78rem;
  color:var(--color-text-muted);
  margin-bottom:18px;
}
.breadcrumb a{color:var(--color-text-muted);}

/* =========================================================
   Grid / Cards
========================================================= */
.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

.card{
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  background:#fff;
  padding:28px;
}
.card h3{margin-bottom:10px;}
.card p{color:var(--color-text-muted);margin-bottom:0;}
.card-index{
  font-family:var(--font-mono);
  color:var(--color-primary);
  font-size:.85rem;
  margin-bottom:10px;
  display:block;
}

.figure-card{
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  overflow:hidden;
  background:#fff;
}
.figure-card img{aspect-ratio:16/10;object-fit:cover;width:100%;}
.figure-card-body{padding:22px;}
.figure-card-body h3{margin-bottom:8px;}
.figure-card-body p{color:var(--color-text-muted);}
.figure-card-meta{
  font-family:var(--font-mono);
  font-size:.75rem;
  color:var(--color-text-muted);
  margin-bottom:10px;
  text-transform:uppercase;
  letter-spacing:.05em;
}

/* Stat blocks */
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  overflow:hidden;
}
.stat-block{
  padding:26px 22px;
  border-right:1px solid var(--color-border);
  background:#fff;
}
.stat-block:last-child{border-right:none;}
.stat-num{
  font-family:var(--font-mono);
  font-size:1.9rem;
  font-weight:600;
  color:var(--color-primary-dark);
  display:block;
  margin-bottom:6px;
}
.stat-label{font-size:.85rem;color:var(--color-text-muted);}

/* Data table */
.data-table{
  width:100%;
  border-collapse:collapse;
  font-size:.94rem;
}
.data-table th,.data-table td{
  padding:13px 16px;
  border-bottom:1px solid var(--color-border);
  text-align:left;
}
.data-table th{
  font-family:var(--font-mono);
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.04em;
  color:var(--color-text-muted);
  border-bottom:1px solid var(--color-text);
}
.data-table td.mono{font-family:var(--font-mono);}
.table-wrap{overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius);}
.table-wrap .data-table{margin:0;}
.table-wrap th:first-child,.table-wrap td:first-child{padding-left:16px;}

/* Two-column content + aside */
.content-grid{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:48px;
  align-items:start;
}
.aside-box{
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:24px;
  background:var(--color-bg-alt);
}
.aside-box h3{font-size:1.05rem;margin-bottom:12px;}
.aside-box ul li{
  padding:8px 0;
  border-top:1px solid var(--color-border);
  font-size:.92rem;
}
.aside-box ul li:first-child{border-top:none;}

/* Timeline / process list */
.process-list{border-top:1px solid var(--color-border);}
.process-item{
  display:grid;
  grid-template-columns:70px 1fr;
  gap:24px;
  padding:26px 0;
  border-bottom:1px solid var(--color-border);
}
.process-num{
  font-family:var(--font-mono);
  font-size:1.3rem;
  color:var(--color-primary);
}

/* Team */
.team-card{
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  overflow:hidden;
  background:#fff;
}
.team-card img{aspect-ratio:1/1;object-fit:cover;width:100%;}
.team-card-body{padding:20px;}
.team-card-body h3{margin-bottom:2px;font-size:1.05rem;}
.team-role{
  font-family:var(--font-mono);
  font-size:.78rem;
  color:var(--color-primary-dark);
  text-transform:uppercase;
  letter-spacing:.04em;
  margin-bottom:10px;
  display:block;
}
.team-card-body p{color:var(--color-text-muted);font-size:.92rem;margin-bottom:0;}

/* FAQ accordion */
.accordion-item{border-bottom:1px solid var(--color-border);}
.accordion-item:first-child{border-top:1px solid var(--color-border);}
.accordion-trigger{
  width:100%;
  text-align:left;
  background:none;
  border:none;
  padding:20px 4px;
  font-family:var(--font-heading);
  font-weight:600;
  font-size:1rem;
  color:var(--color-text);
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
}
.accordion-trigger .plus{
  font-family:var(--font-mono);
  font-size:1.2rem;
  color:var(--color-primary);
  flex-shrink:0;
}
.accordion-panel{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.accordion-panel-inner{padding:0 4px 20px;color:var(--color-text-muted);}
.accordion-item.open .accordion-panel{max-height:600px;}

/* Forms */
.form-field{margin-bottom:20px;}
.form-field label{
  display:block;
  font-size:.88rem;
  font-weight:600;
  margin-bottom:6px;
}
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  font-family:var(--font-body);
  font-size:.95rem;
  background:#fff;
  color:var(--color-text);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  outline:none;
  border-color:var(--color-primary);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.form-note{font-size:.8rem;color:var(--color-text-muted);}
.field-error{color:#a3402f;font-size:.8rem;margin-top:6px;display:none;}
.form-field.has-error input,
.form-field.has-error textarea{border-color:#a3402f;}
.form-field.has-error .field-error{display:block;}
.form-success{
  display:none;
  border:1px solid var(--color-primary);
  background:var(--color-primary-soft);
  color:var(--color-primary-dark);
  border-radius:var(--radius);
  padding:18px 20px;
  margin-bottom:24px;
  font-weight:500;
}
.form-success.visible{display:block;}

/* CTA band */
.cta-band{
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
  background:var(--color-bg-alt);
  padding:56px 0;
}
.cta-grid{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:32px;
  flex-wrap:wrap;
}
.cta-grid h2{margin-bottom:8px;}
.cta-grid p{margin:0;color:var(--color-text-muted);}

/* Footer */
.site-footer{background:var(--color-text);color:#dfe4e1;padding:64px 0 0;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
}
.footer-logo{font-family:var(--font-heading);font-weight:800;font-size:1.4rem;color:#fff;margin-bottom:12px;}
.site-footer p{color:#aab3ae;font-size:.92rem;}
.footer-col h3{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#c3cac6;font-size:.92rem;}
.footer-col ul li a:hover{color:#fff;}
.site-footer address{font-style:normal;color:#aab3ae;font-size:.92rem;margin-bottom:10px;line-height:1.7;}
.site-footer a{color:#c3cac6;}
.footer-bottom{
  border-top:1px solid #3a413d;
  padding:20px 0;
  font-size:.82rem;
  color:#8a938e;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
}
.footer-bottom a{color:#8a938e;}

/* Pagination-style list (numbered content, e.g. articles) */
.numbered-list{border-top:1px solid var(--color-border);}
.numbered-list li{
  display:grid;
  grid-template-columns:50px 1fr;
  gap:18px;
  padding:20px 0;
  border-bottom:1px solid var(--color-border);
}
.numbered-list li span.n{
  font-family:var(--font-mono);
  color:var(--color-primary);
}

/* Utility */
.mt-0{margin-top:0;}
.mb-0{margin-bottom:0;}
.text-center{text-align:center;}

@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .content-grid{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .stat-block{border-bottom:1px solid var(--color-border);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .form-row{grid-template-columns:1fr;}
  .process-item{grid-template-columns:44px 1fr;}
}
@media (max-width:560px){
  .grid-4{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-block{border-right:none;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-grid{flex-direction:column;align-items:flex-start;}
}