/* =========================================================
   NÍTIDO — sistema de diseño
   Paleta: bone #F6F4EF · ink #1B1D1F · finanzas #2F6F4E
   salud #5B4B8A · tecnología #2456A6 · acento #D9A62E
   Tipos: Fraunces (display) · Inter (texto) · IBM Plex Mono (utilidad)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --bg:#F6F4EF;
  --ink:#1B1D1F;
  --ink-soft:#55534C;
  --line:#DEDACD;
  --card:#FFFFFF;
  --finanzas:#2F6F4E;
  --salud:#5B4B8A;
  --tecnologia:#2456A6;
  --accent:#D9A62E;
  --max:1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}

h1,h2,h3,.display{
  font-family:'Fraunces',serif;
  font-weight:600;
  letter-spacing:-0.01em;
  margin:0 0 .4em;
}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.78rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px;}

/* focus visibility */
a:focus-visible,button:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
}

/* ---------- Aperture mark (signature element) ---------- */
.aperture{
  width:38px;height:38px;position:relative;flex-shrink:0;
}
.aperture svg{width:100%;height:100%;transition:transform .5s ease;}
.aperture:hover svg{transform:rotate(28deg);}
.blade{fill:var(--ink);}
.aperture.big{width:96px;height:96px;}
.aperture.big .blade{fill:var(--accent);}

/* ---------- Header ---------- */
header.site{
  border-bottom:1px solid var(--line);
  position:sticky;top:0;background:rgba(246,244,239,.92);
  backdrop-filter:blur(6px);z-index:20;
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);}
.brand-name{font-family:'Fraunces',serif;font-weight:600;font-size:1.3rem;}
.nav-links{display:flex;gap:28px;list-style:none;margin:0;padding:0;}
.nav-links a{
  text-decoration:none;font-size:.95rem;font-weight:500;color:var(--ink-soft);
  border-bottom:2px solid transparent;padding-bottom:3px;transition:border-color .2s, color .2s;
}
.nav-links a:hover{color:var(--ink);border-color:var(--accent);}
.nav-toggle{display:none;}

@media (max-width:720px){
  .nav-links{
    position:fixed;inset:64px 0 0 0;background:var(--bg);
    flex-direction:column;padding:32px 24px;gap:20px;
    transform:translateY(-110%);transition:transform .3s ease;
  }
  .nav-links.open{transform:translateY(0);}
  .nav-toggle{
    display:block;background:none;border:1px solid var(--line);border-radius:8px;
    width:40px;height:40px;font-size:1.1rem;cursor:pointer;
  }
}

/* ---------- Hero ---------- */
.hero{padding:72px 0 48px;}
.hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:48px;align-items:center;}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem);line-height:1.08;}
.hero p.lead{font-size:1.15rem;color:var(--ink-soft);max-width:46ch;}
.hero-figure{display:flex;justify-content:center;align-items:center;}
@media (max-width:820px){.hero-grid{grid-template-columns:1fr;} .hero-figure{order:-1;}}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--bg);text-decoration:none;
  font-weight:600;padding:12px 22px;border-radius:999px;font-size:.95rem;
  border:1px solid var(--ink);transition:background .2s,color .2s;
}
.btn:hover{background:transparent;color:var(--ink);}
.btn.outline{background:transparent;color:var(--ink);}
.btn.outline:hover{background:var(--ink);color:var(--bg);}

/* ---------- Category badges ---------- */
.badge{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.06em;
  text-transform:uppercase;padding:4px 10px;border-radius:999px;color:#fff;
  display:inline-block;
}
.badge.finanzas{background:var(--finanzas);}
.badge.salud{background:var(--salud);}
.badge.tecnologia{background:var(--tecnologia);}

/* ---------- Cards / grid ---------- */
.section{padding:56px 0;}
.section-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:28px;flex-wrap:wrap;gap:12px;}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media (max-width:900px){.grid{grid-template-columns:1fr 1fr;}}
@media (max-width:620px){.grid{grid-template-columns:1fr;}}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:22px;display:flex;flex-direction:column;gap:12px;text-decoration:none;color:var(--ink);
  transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(27,29,31,.08);}
.card h3{font-size:1.15rem;margin:0;}
.card p{margin:0;color:var(--ink-soft);font-size:.95rem;}
.card .meta{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--ink-soft);}

/* ---------- Pillars strip ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:760px){.pillars{grid-template-columns:1fr;}}
.pillar{
  border-radius:14px;padding:26px;color:#fff;position:relative;overflow:hidden;
}
.pillar.finanzas{background:var(--finanzas);}
.pillar.salud{background:var(--salud);}
.pillar.tecnologia{background:var(--tecnologia);}
.pillar h3{color:#fff;font-size:1.3rem;}
.pillar p{color:rgba(255,255,255,.85);font-size:.92rem;}
.pillar a{color:#fff;font-weight:600;text-decoration:underline;font-size:.9rem;}

/* ---------- Ad slots ---------- */
.ad-slot{
  border:1px dashed #C7C2B2;border-radius:10px;background:#EFEBDF;
  color:var(--ink-soft);font-family:'IBM Plex Mono',monospace;font-size:.78rem;
  display:flex;align-items:center;justify-content:center;text-align:center;
  padding:18px;margin:36px 0;min-height:90px;
}
.ad-slot span{max-width:420px;}

/* ---------- Article ---------- */
article.post{padding:56px 0 80px;}
.post-head{max-width:70ch;margin:0 auto 32px;}
.post-head h1{font-size:clamp(1.8rem,4vw,2.6rem);}
.post-body{max-width:70ch;margin:0 auto;font-size:1.05rem;}
.post-body h2{font-size:1.4rem;margin-top:1.6em;}
.post-body p{margin:0 0 1.2em;}
.post-body ul,.post-body ol{margin:0 0 1.2em;padding-left:1.3em;}
.post-body li{margin-bottom:.5em;}
.post-body blockquote{
  border-left:3px solid var(--accent);margin:1.6em 0;padding:.4em 0 .4em 1.2em;
  font-family:'Fraunces',serif;font-style:italic;font-size:1.15rem;color:var(--ink-soft);
}

/* ---------- Footer ---------- */
footer.site{border-top:1px solid var(--line);padding:44px 0;margin-top:40px;}
.footer-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;}
.footer-links{display:flex;gap:22px;list-style:none;padding:0;margin:0;flex-wrap:wrap;}
.footer-links a{text-decoration:none;color:var(--ink-soft);font-size:.9rem;}
.footer-links a:hover{color:var(--ink);}
.fine{color:var(--ink-soft);font-size:.82rem;margin-top:18px;}

/* generic page header (non-home) */
.page-head{padding:52px 0 20px;}
.page-head p{color:var(--ink-soft);max-width:60ch;}