/* ============================================
   SKILLIGEN™ HDI — Shared Stylesheet
   Human Decision Infrastructure
   ============================================ */

:root{
  --navy-950:#08152E;
  --navy-900:#0B1E3F;
  --navy-800:#11295A;
  --navy-700:#16336E;
  --blue-600:#2457E5;
  --blue-500:#2F6BFF;
  --blue-100:#E8EEFF;
  --ice-50:#F6F8FC;
  --ice-100:#EEF2FA;
  --slate-600:#5B6B85;
  --slate-500:#7B8AA3;
  --slate-300:#C7D0E0;
  --white:#FFFFFF;
  --line:#E3E8F1;

  --font-display:'Sora','Segoe UI',system-ui,sans-serif;
  --font-body:'Inter','Segoe UI',system-ui,sans-serif;

  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --shadow-card:0 4px 18px rgba(11,30,63,0.06);
  --shadow-card-hover:0 10px 30px rgba(11,30,63,0.12);
  --container:1180px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  color:var(--navy-900);
  background:var(--white);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}
section{padding:84px 0;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:700;
  letter-spacing:-0.01em;
  color:var(--navy-900);
}
h1{font-size:clamp(2.1rem,4vw,3.1rem);line-height:1.08;}
h2{font-size:clamp(1.7rem,3vw,2.3rem);line-height:1.15;}
h3{font-size:1.2rem;line-height:1.3;}
p{color:var(--slate-600);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-body);
  font-size:0.72rem;
  font-weight:700;
  letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--blue-500);
  margin-bottom:14px;
}
.eyebrow.on-dark{color:#8FB3FF;}
.lede{font-size:1.08rem;color:var(--slate-600);max-width:600px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 26px;
  border-radius:10px;
  font-weight:600;
  font-size:0.95rem;
  font-family:var(--font-body);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:all .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--blue-600);color:#fff;}
.btn-primary:hover{background:#1947c9;transform:translateY(-1px);}
.btn-outline-dark{border-color:rgba(255,255,255,0.35);color:#fff;background:transparent;}
.btn-outline-dark:hover{background:rgba(255,255,255,0.1);}
.btn-outline{border-color:var(--line);color:var(--navy-900);background:#fff;}
.btn-outline:hover{border-color:var(--blue-500);color:var(--blue-600);}
.btn-sm{padding:9px 18px;font-size:0.85rem;}
.btn-block{width:100%;justify-content:center;}

/* ---------- Header / Nav ---------- */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:500;
}
.nav-wrap{
  max-width:var(--container);
  margin:0 auto;
  padding:14px 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  width:34px;height:34px;border-radius:8px;
  background:linear-gradient(135deg,var(--navy-900),var(--blue-600));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--font-display);font-weight:800;font-size:0.85rem;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.05;}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:1rem;color:var(--navy-900);letter-spacing:-0.01em;}
.brand-name sup{font-size:0.55em;}
.brand-sub{font-size:0.58rem;letter-spacing:0.08em;color:var(--slate-500);font-weight:600;text-transform:uppercase;}

.main-nav{display:flex;align-items:center;gap:26px;flex-wrap:wrap;}
.main-nav a{
  font-size:0.88rem;
  font-weight:500;
  color:var(--navy-800);
  white-space:nowrap;
}
.main-nav a:hover{color:var(--blue-600);}
.main-nav a.active{color:var(--blue-600);font-weight:600;}
.nav-cta{flex-shrink:0;}
.nav-toggle{display:none;}

@media (max-width:980px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;
    padding:18px 28px;gap:14px;
    display:none;
  }
  .main-nav.open{display:flex;}
  .nav-toggle{
    display:flex;width:38px;height:38px;border-radius:8px;border:1px solid var(--line);
    align-items:center;justify-content:center;background:none;cursor:pointer;
  }
  .nav-wrap{position:relative;flex-wrap:wrap;}
  .nav-cta{order:3;}
}

/* ---------- Hero (dark navy) ---------- */
.hero-dark{
  background:radial-gradient(ellipse at top right,var(--navy-800) 0%,var(--navy-950) 60%);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.hero-dark::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,21,46,0.35),rgba(8,21,46,0.85));
  z-index:1;
}
.hero-dark .container{position:relative;z-index:2;}
.hero-bg-img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0.5;z-index:0;
}
.hero-grid{
  display:grid;grid-template-columns:1.3fr 0.9fr;gap:50px;align-items:center;
  padding:70px 0 80px;
}
.hero-dark h1{color:#fff;}
.hero-dark p.lede{color:#C9D4EA;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.quote-card{
  background:rgba(255,255,255,0.07);
  border:1px solid rgba(255,255,255,0.18);
  border-radius:var(--radius-md);
  padding:30px;
  backdrop-filter:blur(6px);
}
.quote-card .mark{font-family:var(--font-display);font-size:2rem;color:#8FB3FF;line-height:1;margin-bottom:10px;}
.quote-card p{color:#E4EAF6;font-size:1rem;font-style:italic;}
.quote-card .attrib{margin-top:16px;font-size:0.8rem;color:#9FB1D6;font-style:normal;font-weight:600;}

@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;padding:40px 0 50px;}
}

/* Simpler/shorter hero variant for inner pages */
.hero-simple{padding:64px 0 56px;}
.hero-simple h1{color:#fff;max-width:680px;}
.hero-simple p.lede{color:#C9D4EA;margin-top:14px;}

/* ---------- Sections ---------- */
.section-ice{background:var(--ice-50);}
.section-center{text-align:center;}
.section-head{max-width:680px;margin:0 auto 48px;text-align:center;}
.section-head.left{margin:0 0 44px;text-align:left;}
.section-head h2{margin-bottom:14px;}

/* ---------- Card Grids ---------- */
.grid{display:grid;gap:22px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-5{grid-template-columns:repeat(5,1fr);}
@media (max-width:980px){
  .grid-3,.grid-4,.grid-5{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr;}
}

.icon-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:26px 22px;
  transition:all .2s ease;
}
.icon-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px);border-color:var(--blue-100);}
.icon-card .ic{
  width:46px;height:46px;border-radius:11px;
  background:var(--blue-100);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
  color:var(--blue-600);
}
.icon-card h3{margin-bottom:8px;font-size:1.05rem;}
.icon-card p{font-size:0.92rem;}

.icon-card.dark{
  background:rgba(255,255,255,0.06);
  border-color:rgba(255,255,255,0.14);
}
.icon-card.dark h3{color:#fff;}
.icon-card.dark p{color:#B8C4DE;}
.icon-card.dark .ic{background:rgba(255,255,255,0.12);color:#9FC0FF;}

.icon-card.compact{padding:18px 16px;text-align:center;}
.icon-card.compact .ic{margin:0 auto 12px;}
.icon-card.compact h3{font-size:0.88rem;}

/* ---------- Pill / tag strip ---------- */
.pill-strip{
  display:flex;flex-wrap:wrap;justify-content:center;gap:14px;
}
.pill{
  display:flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:30px;
  border:1px solid var(--line);background:#fff;
  font-size:0.84rem;font-weight:600;color:var(--navy-800);
}
.pill svg{color:var(--blue-600);flex-shrink:0;}

/* ---------- Stat strip ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:24px;text-align:center;
}
.stat-strip .num{font-family:var(--font-display);font-size:2.1rem;font-weight:800;color:var(--navy-900);}
.stat-strip .num span{color:var(--blue-600);}
.stat-strip .lbl{font-size:0.82rem;color:var(--slate-500);font-weight:600;margin-top:4px;}
@media (max-width:640px){.stat-strip{grid-template-columns:repeat(2,1fr);}}

/* ---------- CTA banner ---------- */
.cta-banner{
  background:linear-gradient(120deg,var(--navy-900),var(--navy-700));
  border-radius:var(--radius-lg);
  padding:42px 46px;
  display:flex;align-items:center;justify-content:space-between;
  gap:30px;flex-wrap:wrap;
  color:#fff;
}
.cta-banner h3{color:#fff;font-size:1.3rem;max-width:480px;}
@media (max-width:640px){.cta-banner{padding:30px;flex-direction:column;align-items:flex-start;}}

/* ---------- Two column feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:32px;}}

/* ---------- Tables / list rows ---------- */
.check-list li{
  display:flex;gap:10px;align-items:flex-start;
  margin-bottom:12px;font-size:0.95rem;color:var(--navy-800);
}
.check-list li svg{flex-shrink:0;margin-top:3px;color:var(--blue-600);}
.check-list.on-dark li{color:#E4EAF6;}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-950);color:#B8C4DE;padding:60px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.footer-grid h4{color:#fff;font-size:0.85rem;margin-bottom:16px;letter-spacing:0.04em;text-transform:uppercase;}
.footer-grid li{margin-bottom:10px;font-size:0.88rem;}
.footer-grid a:hover{color:#fff;}
.footer-brand p{color:#8FA0C4;font-size:0.88rem;margin-top:14px;max-width:280px;}
.footer-social{display:flex;gap:12px;margin-top:18px;}
.footer-social a{
  width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,0.08);
  display:flex;align-items:center;justify-content:center;
}
.footer-social a:hover{background:rgba(255,255,255,0.18);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.1);
  padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:0.8rem;color:#7488B0;
}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- Forms ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:32px;box-shadow:var(--shadow-card);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px;}
.field label{font-size:0.82rem;font-weight:600;color:var(--navy-800);}
.field input,.field select,.field textarea{
  border:1.5px solid var(--line);border-radius:8px;padding:11px 14px;
  font-family:var(--font-body);font-size:0.92rem;color:var(--navy-900);
  background:#fbfcfe;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue-500);background:#fff;
}
@media (max-width:640px){.form-row{grid-template-columns:1fr;}}

/* ---------- Misc ---------- */
.divider-line{height:1px;background:var(--line);margin:0;}
.badge-soft{
  display:inline-block;background:var(--blue-100);color:var(--blue-600);
  font-size:0.75rem;font-weight:700;padding:5px 12px;border-radius:20px;margin-bottom:10px;
}
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.tag-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;}
.tag{
  font-size:0.78rem;font-weight:600;padding:6px 14px;border-radius:20px;
  border:1px solid var(--line);color:var(--slate-600);background:#fff;cursor:pointer;
}
.tag.active{background:var(--navy-900);color:#fff;border-color:var(--navy-900);}

.skip-link{position:absolute;left:-999px;}
.skip-link:focus{left:8px;top:8px;background:#fff;padding:8px 14px;z-index:999;border-radius:6px;}
:focus-visible{outline:2px solid var(--blue-500);outline-offset:2px;}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}