@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:#12203C;
  --ink-soft:#3F4E68;
  --paper:#F7F5F1;
  --paper-2:#EFEBE2;
  --brass:#C9A227;
  --brass-dark:#9C7C17;
  --sage:#2F6F63;
  --sage-dark:#204E45;
  --line:#D8D2C4;
  --white:#FFFFFF;
  --radius:2px;
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  font-size:18px;
  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:'Fraunces',serif;
  font-weight:600;
  line-height:1.1;
  margin:0 0 .5em;
  color:var(--ink);
}
p{margin:0 0 1em;color:var(--ink-soft);}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:13.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--brass-dark);
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.eyebrow.sage{color:var(--sage);}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--sage);
  outline-offset:2px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:'IBM Plex Mono',monospace;
  font-size:14px;
  letter-spacing:.04em;
  text-transform:uppercase;
  padding:14px 24px;
  border:1px solid var(--ink);
  border-radius:var(--radius);
  cursor:pointer;
  background:none;
  transition:background .2s,color .2s,border-color .2s;
}
.btn-primary{background:var(--ink);color:var(--paper);}
.btn-primary:hover{background:var(--brass-dark);border-color:var(--brass-dark);}
.btn-ghost{border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:var(--paper);}
.btn-on-dark{border-color:var(--paper);color:var(--paper);}
.btn-on-dark.btn-primary{background:var(--brass);color:var(--ink);border-color:var(--brass);}
.btn-on-dark.btn-primary:hover{background:var(--paper);border-color:var(--paper);}
.btn-on-dark.btn-ghost:hover{background:var(--paper);color:var(--ink);}
.btn-sage{border-color:var(--sage);color:var(--sage);}
.btn-sage.btn-primary{background:var(--sage);color:var(--paper);border-color:var(--sage);}
.btn-sage.btn-primary:hover{background:var(--sage-dark);border-color:var(--sage-dark);}

/* ---------- Header ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;max-width:var(--maxw);margin:0 auto;
}
.logo{
  font-family:'Fraunces',serif;font-weight:700;font-size:22px;letter-spacing:.01em;
  display:flex;align-items:baseline;gap:6px;
}
.logo-img{height:34px;width:auto;display:block;}
.footer-logo-img{height:40px;margin-bottom:14px;}
.logo span{color:var(--brass-dark);font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.1em;}
nav.main-links{display:flex;gap:32px;align-items:center;}
nav.main-links a{
  font-size:16px;font-weight:500;color:var(--ink-soft);
  position:relative;padding:4px 0;
}
nav.main-links a:hover,nav.main-links a.active{color:var(--ink);}
nav.main-links a.active::after{
  content:"";position:absolute;left:0;bottom:-3px;width:100%;height:2px;background:var(--brass);
}
.nav-cta{display:flex;align-items:center;gap:18px;}
.nav-phone{font-family:'IBM Plex Mono',monospace;font-size:14px;color:var(--ink-soft);}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;}

/* ---------- Hero ---------- */
.hero{
  background:var(--ink);
  color:var(--paper);
  position:relative;
  overflow:hidden;
  padding:96px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(247,245,241,.05) 0 1px,transparent 1px 68px);
  pointer-events:none;
}
.hero .container{position:relative;z-index:1;}
.hero-inner{max-width:760px;}
.hero h1{color:var(--paper);font-size:clamp(34px,5vw,58px);margin-bottom:22px;}
.hero p.lead{color:#C9D2DE;font-size:21px;max-width:600px;margin-bottom:34px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:28px;}
.hero-tags{
  display:flex;gap:26px;flex-wrap:wrap;
  font-family:'IBM Plex Mono',monospace;font-size:13.5px;color:#8EA0B8;
}
.hero-tags b{color:var(--brass);font-weight:500;}

/* ---------- Sections generic ---------- */
section{padding:88px 0;}
.section-head{max-width:640px;margin-bottom:52px;}
.section-head h2{font-size:clamp(28px,3.4vw,38px);}
.bg-alt{background:var(--paper-2);}
.bg-ink{background:var(--ink);color:var(--paper);}
.bg-ink h2,.bg-ink h3,.bg-ink h4{color:var(--paper);}
.bg-ink p{color:#C9D2DE;}
.bg-sage{background:var(--sage);color:var(--paper);}
.bg-sage h2,.bg-sage h3,.bg-sage h4{color:var(--paper);}
.bg-sage p{color:#D7EAE5;}

/* ---------- Colonnade (pilares) ---------- */
.colonnade{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.column-card{
  background:var(--paper);
  padding:30px 20px 26px;
  position:relative;
  min-height:280px;
  display:flex;flex-direction:column;
}
.column-card::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(18,32,60,.035) 0 1px,transparent 1px 9px);
  pointer-events:none;
}
.column-numeral{
  font-family:'Fraunces',serif;font-weight:600;font-size:30px;color:var(--brass-dark);
  margin-bottom:14px;position:relative;z-index:1;
}
.column-card h4{font-size:18px;margin-bottom:10px;position:relative;z-index:1;}
.column-card p{font-size:15.5px;color:var(--ink-soft);position:relative;z-index:1;flex:1;}
.column-card .col-link{
  font-family:'IBM Plex Mono',monospace;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink);border-top:1px solid var(--line);padding-top:12px;margin-top:auto;position:relative;z-index:1;
}
.column-card .col-link:hover{color:var(--brass-dark);}

/* variant used on IA page: sage accents + size toggle content */
.column-card.ia .column-numeral{color:var(--sage);}
.column-card.ia .col-link{color:var(--sage-dark);}
.size-copy{display:none;position:relative;z-index:1;}
.size-copy.active{display:block;}

.size-toggle{
  display:inline-flex;border:1px solid var(--ink);border-radius:999px;overflow:hidden;margin-bottom:8px;
}
.size-toggle button{
  font-family:'IBM Plex Mono',monospace;font-size:14px;letter-spacing:.04em;text-transform:uppercase;
  padding:10px 18px;border:none;background:var(--paper);color:var(--ink);cursor:pointer;
}
.size-toggle button.active{background:var(--sage);color:var(--paper);}

/* ---------- Cards / grids ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.pain-card{background:var(--paper);padding:28px 24px;}
.pain-card h4{font-size:17px;margin-bottom:8px;}
.pain-card p{font-size:15.5px;margin:0;}

.value-card{padding:0;}
.value-card h4{font-size:17.5px;margin-bottom:8px;}
.value-card p{font-size:16px;}

/* ---------- Diagnostic sample chips ---------- */
.diag-sample{display:flex;gap:1px;background:var(--line);border:1px solid var(--line);flex-wrap:wrap;}
.diag-chip{
  flex:1 1 140px;background:var(--paper);padding:18px 16px;text-align:left;
}
.diag-chip .roman{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--ink-soft);letter-spacing:.08em;}
.diag-chip .grade{font-family:'Fraunces',serif;font-size:26px;font-weight:600;color:var(--sage-dark);margin:4px 0 2px;}
.diag-chip .label{font-size:13.5px;color:var(--ink-soft);}

/* ---------- Events ---------- */
.events-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.event-card{background:var(--paper);padding:26px 22px;}
.event-card .when{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--sage-dark);margin-bottom:10px;letter-spacing:.03em;}
.event-card h4{font-size:17.5px;margin-bottom:8px;}
.event-card .where{font-size:14.5px;color:var(--ink-soft);margin-bottom:16px;}
.event-card a{font-family:'IBM Plex Mono',monospace;font-size:13px;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--ink);padding-bottom:2px;}

/* ---------- Quote / about split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.split .visual{
  background:var(--ink);
  min-height:340px;border-radius:var(--radius);position:relative;overflow:hidden;
}
.split .visual img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;
}
.split .visual::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg, rgba(18,32,60,0) 45%, rgba(18,32,60,.9) 100%);
}
.split .visual .cap{
  position:absolute;bottom:24px;left:24px;color:var(--paper);font-family:'IBM Plex Mono',monospace;
  font-size:13px;letter-spacing:.06em;text-transform:uppercase;z-index:2;
}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line);padding:22px 0;}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;cursor:pointer;
  font-family:'Fraunces',serif;font-size:18.5px;font-weight:500;gap:20px;
}
.faq-q .plus{font-family:'IBM Plex Mono',monospace;font-size:18px;color:var(--brass-dark);transition:transform .2s;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-item.open .faq-a{max-height:300px;}
.faq-a p{padding-top:14px;font-size:16px;}

/* ---------- Form ---------- */
.contact-form{display:grid;gap:18px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
label{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);display:block;margin-bottom:8px;}
input,select,textarea{
  width:100%;padding:13px 14px;border:1px solid var(--line);background:var(--white);
  font-family:'Inter',sans-serif;font-size:16px;color:var(--ink);border-radius:var(--radius);
}
textarea{resize:vertical;min-height:120px;}
.form-note{font-size:14px;color:var(--ink-soft);}
.form-success{
  display:none;background:var(--sage);color:var(--paper);padding:20px 22px;border-radius:var(--radius);
  font-size:16px;margin-top:18px;
}
.form-success.show{display:block;}

.info-list{list-style:none;margin:0;padding:0;display:grid;gap:22px;}
.info-list li{display:flex;gap:16px;align-items:flex-start;}
.info-list .k{
  font-family:'IBM Plex Mono',monospace;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--sage-dark);min-width:110px;padding-top:3px;
}
.info-list .v{font-size:16.5px;color:var(--ink);}
.bg-ink .info-list .v{color:var(--paper);}
.bg-ink .info-list .k{color:var(--brass);}

/* ---------- Footer ---------- */
footer.site{background:var(--ink);color:#C9D2DE;padding:56px 0 28px;}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.footer-top h5{color:var(--paper);font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;font-weight:500;}
.footer-top ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-top a{font-size:15.5px;color:#B7C4D4;}
.footer-top a:hover{color:var(--paper);}
.footer-brand p{color:#9FB3C8;font-size:15.5px;max-width:320px;}
.social-row{display:flex;gap:12px;margin-top:20px;}
.social-row a{
  width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.social-row a svg{width:18px;height:18px;fill:var(--paper);transition:fill .2s;}
.social-row a:hover{background:var(--brass);}
.social-row a:hover svg{fill:var(--ink);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-family:'IBM Plex Mono',monospace;font-size:13px;color:#7E93AC;
}

/* ---------- WhatsApp floating button ---------- */
.whatsapp-float{
  position:fixed;bottom:26px;right:26px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(18,32,60,.35);
  transition:transform .2s ease;
}
.whatsapp-float:hover{transform:scale(1.08);}
.whatsapp-float svg{width:30px;height:30px;fill:#FFFFFF;}
@media (max-width:640px){
  .whatsapp-float{bottom:18px;right:18px;width:52px;height:52px;}
  .whatsapp-float svg{width:26px;height:26px;}
}
.text-center{text-align:center;margin-left:auto;margin-right:auto;}
.mt-40{margin-top:40px;}
.small{font-size:14px;}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .colonnade,.grid-4,.events-strip{grid-template-columns:repeat(3,1fr);}
  .split{grid-template-columns:1fr;gap:32px;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  nav.main-links{
    position:fixed;top:73px;left:0;right:0;bottom:0;background:var(--paper);
    flex-direction:column;align-items:flex-start;padding:28px;gap:22px;
    transform:translateX(100%);transition:transform .25s ease;overflow:auto;
  }
  nav.main-links.open{transform:translateX(0);}
  .nav-phone{display:none;}
  .nav-toggle{display:block;}
  .colonnade,.grid-4,.events-strip,.grid-3{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .hero{padding:64px 0 56px;}
  section{padding:60px 0;}
  .footer-top{grid-template-columns:1fr;}
}