/* ==========================================================================
   Infinitum Data — shared stylesheet
   Design: Editorial (ivory background, Fraunces display / IBM Plex Sans body)
   ========================================================================== */

:root{
  --ivory:#F7F5F0;
  --white:#FFFFFF;
  --ink:#211E1B;
  --ink-soft:#4A453D;
  --ink-faint:#8F8878;
  --line:#E7E1D4;
  --line-strong:#C9C2B6;
  --tag-line:#DAD4C8;
  --accent:#B4562F;
  --accent-hover:#8F4324;
  --max-width:1280px;
}

*{box-sizing:border-box;}

body{
  margin:0;
  font-family:'IBM Plex Sans', sans-serif;
  background:var(--ivory);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Fraunces', serif;
  margin:0;
  font-weight:500;
}

p{margin:0;}

a{color:var(--accent);text-decoration:none;}
a:hover{color:var(--accent-hover);}

img{max-width:100%;display:block;}

.container{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 40px;
}

/* Buttons */
.btn{
  display:inline-block;
  font-family:'IBM Plex Sans', sans-serif;
  font-size:15px;
  font-weight:500;
  padding:14px 26px;
  border-radius:4px;
  cursor:pointer;
  border:none;
  text-align:center;
}
.btn-primary{background:var(--ink);color:var(--ivory);}
.btn-primary:hover{background:#3A352F;color:var(--ivory);}
.btn-secondary{background:transparent;border:1px solid var(--line-strong);color:var(--ink);padding:13px 25px;}
.btn-secondary:hover{border-color:var(--ink);color:var(--ink);}

/* Tag pill */
.tag{
  display:inline-block;
  width:fit-content;
  font-size:12px;
  letter-spacing:.03em;
  color:var(--ink-faint);
  border:1px solid var(--tag-line);
  border-radius:20px;
  padding:5px 14px;
}

/* Eyebrow label */
.eyebrow{
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--ink-faint);
  font-weight:600;
}

/* ---------------- Nav ---------------- */
.site-nav{
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--max-width);
  margin:0 auto;
  height:84px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 40px;
}
.brand{
  font-family:'Fraunces', serif;
  font-size:20px;
  font-weight:600;
  letter-spacing:.01em;
  color:var(--ink);
}
.brand span{color:var(--accent);}
.nav-links{
  display:flex;
  align-items:center;
  gap:32px;
  font-size:15px;
}
.nav-links a{color:var(--ink);}
.nav-links a.active{font-weight:600;}
.nav-links a:hover{color:var(--accent);}
.nav-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink);}

/* ---------------- Hero ---------------- */
.hero{
  padding:100px 0 80px 0;
}
.hero-inner{
  max-width:640px;
  display:flex;
  flex-direction:column;
  gap:24px;
}
.hero h1{
  font-size:56px;
  line-height:1.1;
}
.hero p.lede{
  font-size:18px;
  line-height:1.6;
  color:var(--ink-soft);
}
.hero-actions{
  display:flex;
  gap:16px;
  margin-top:8px;
  flex-wrap:wrap;
}

/* ---------------- Cards / sections ---------------- */
.section{
  padding:70px 0;
}
.section.bordered{
  background:var(--white);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-bottom:32px;
}

.card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:8px;
  padding:36px;
}

.card-grid-2{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:28px;
}
.card-grid-3{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
}
.card-grid-4{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:20px;
}

.mini-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:8px;
  padding:22px;
  font-size:14px;
  font-weight:600;
}

.tag-row{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:8px;
}

.card-link{
  font-size:14px;
  font-weight:500;
  display:inline-flex;
  align-items:center;
  gap:6px;
}

/* Testimonials */
.quote{
  font-family:'Fraunces', serif;
  font-size:17px;
  line-height:1.6;
  font-weight:400;
  color:var(--ink);
}
.quote-attr{
  font-size:14px;
  color:var(--ink-faint);
  margin-top:14px;
}

/* Steps (Assess/Apply/Deliver) */
.step-num{
  font-family:'Fraunces', serif;
  font-size:36px;
  color:var(--tag-line);
  font-weight:500;
}

/* CTA */
.cta{
  padding:90px 0;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:18px;
  max-width:640px;
}

/* ---------------- Contact form ---------------- */
.contact-grid{
  display:flex;
  gap:64px;
  padding:80px 0;
  flex-wrap:wrap;
}
.contact-intro{
  flex:1 1 380px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.contact-form-wrap{
  flex:1 1 420px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:8px;
  padding:36px;
  max-width:480px;
}
.form-row{
  display:flex;
  gap:14px;
}
.form-group{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:16px;
  flex:1;
}
.form-group label{
  font-size:13px;
  font-weight:500;
  color:var(--ink-soft);
}
.form-group input,
.form-group textarea{
  border:1px solid var(--tag-line);
  border-radius:4px;
  padding:12px 14px;
  font-size:15px;
  font-family:'IBM Plex Sans', sans-serif;
  background:var(--white);
  color:var(--ink);
  width:100%;
}
.form-group textarea{resize:vertical;min-height:90px;}
.form-group input:focus,
.form-group textarea:focus{outline:2px solid var(--accent);outline-offset:1px;}
.form-note{font-size:12px;color:var(--ink-faint);margin-top:10px;}
.form-status{font-size:14px;margin-top:14px;}
.form-status.success{color:#3A6B3A;}
.form-status.error{color:#B4562F;}
.form-group input.is-invalid,
.form-group textarea.is-invalid{border-color:#B4562F;}
.field-error{font-size:12px;color:#B4562F;}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
#submitBtn:disabled{opacity:.6;cursor:not-allowed;}
/* Phone field: country code dropdown + number */
.phone-row{display:flex;gap:8px;}
.phone-row select{
  flex:0 0 42%;
  min-width:0;
  border:1px solid var(--tag-line);
  border-radius:4px;
  padding:12px 10px;
  font-size:15px;
  font-family:'IBM Plex Sans', sans-serif;
  background:var(--white);
  color:var(--ink);
  text-overflow:ellipsis;
}
.phone-row select:focus{outline:2px solid var(--accent);outline-offset:1px;}
.phone-row select.is-invalid{border-color:#B4562F;}
.phone-row input{flex:1;min-width:0;}

/* ---------------- Footer ---------------- */
.site-footer{
  border-top:1px solid var(--line);
  padding:28px 0;
}
.footer-inner{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 40px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
}
.footer-brand{
  font-family:'Fraunces', serif;
  font-size:15px;
}
.footer-meta{
  font-size:13px;
  color:var(--ink-faint);
}

/* ---------------- Responsive ---------------- */
@media (max-width:900px){
  .card-grid-2,.card-grid-3,.card-grid-4{grid-template-columns:1fr;}
  .hero h1{font-size:40px;}
  .nav-links{
    position:fixed;
    top:84px;left:0;right:0;
    background:var(--ivory);
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    border-top:1px solid var(--line);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a, .nav-links .btn{
    width:100%;
    padding:16px 40px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .nav-toggle{display:block;}
  .contact-grid{flex-direction:column;gap:36px;}
  .contact-form-wrap{max-width:100%;}
}

@media (max-width:600px){
  .container,.nav-inner,.footer-inner{padding:0 20px;}
  .hero{padding:60px 0 50px 0;}
  .section{padding:50px 0;}
  .hero h1{font-size:32px;}
  .form-row{flex-direction:column;gap:0;}
}