/* Arquitectura IA — páginas hub + capas. Estilo moderno alineado con la serie de infografías. */
#col_central{max-width:900px;padding-left:24px;padding-right:24px;font-family:'Inter',sans-serif;color:#2a3340;font-size:15px;line-height:1.65}
#col_central *{box-sizing:border-box}
.aia-eyebrow{font-size:11px;font-weight:700;letter-spacing:2.4px;text-transform:uppercase;color:#E07A5F;margin-bottom:9px}
.aia-h1{font-family:'Bitter',serif;font-weight:900;font-size:2rem;color:#25466F;line-height:1.14;margin:0 0 14px}
.aia-h1 em{font-style:normal;color:#E07A5F}
.aia-lead{color:#475569;max-width:700px;margin:0;font-size:1.02rem}
.aia-sec{margin-top:52px}
.aia-h2{font-family:'Bitter',serif;font-weight:900;font-size:1.55rem;color:#25466F;line-height:1.2;margin:0 0 8px}
.aia-h2 .n{color:#E07A5F}
.aia-eye2{font-size:11px;font-weight:700;letter-spacing:2.2px;text-transform:uppercase;color:#E07A5F;margin-bottom:7px}
.aia-p{color:#39435a;margin:0 0 12px}
.aia-hero{background:linear-gradient(135deg,#FAFAF7 0%,#F2EAE3 100%);border:1px solid #E8E0D8;border-radius:18px;padding:34px 36px}
.aia-fig{display:block;width:100%;border-radius:14px;border:1px solid #E7E1D9;box-shadow:0 12px 30px rgba(37,70,111,.10)}
.aia-figbig{margin:10px 0 6px}
/* tarjetas de capa */
.aia-cards{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-top:24px}
.aia-card{background:#fff;border:1px solid #E7E1D9;border-radius:14px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 8px 22px rgba(37,70,111,.07);transition:transform .15s,box-shadow .15s;text-decoration:none}
.aia-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(37,70,111,.14)}
.aia-card img{width:100%;display:block;background:#FAFAF7;border-bottom:1px solid #EFE9E1}
.aia-card .b{padding:15px 16px 17px}
.aia-card .k{font-size:10px;font-weight:700;letter-spacing:1.3px;text-transform:uppercase;color:#E07A5F}
.aia-card .t{font-family:'Bitter',serif;font-weight:700;font-size:1.12rem;color:#25466F;margin:3px 0 6px}
.aia-card .d{font-size:13px;color:#5b6678;line-height:1.5}
.aia-card .go{display:inline-block;margin-top:10px;font-size:13px;font-weight:700;color:#E07A5F}
/* grid de ejemplos */
.aia-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.aia-item{background:#fff;border:1px solid #E7E1D9;border-left:4px solid #E07A5F;border-radius:10px;padding:14px 16px}
.aia-item.v{border-left-color:#E07A5F}.aia-item.c{border-left-color:#6B8F71}.aia-item.e{border-left-color:#CA8A04}.aia-item.r{border-left-color:#E07A5F}
.aia-item h4{font-family:'Inter';font-weight:700;font-size:14.5px;color:#25466F;margin:0 0 4px}
.aia-item p{font-size:13px;color:#5b6678;line-height:1.5;margin:0}
.aia-item .tools{display:block;margin-top:7px;font-size:11.5px;color:#E07A5F;font-weight:600}
/* chips ventajas */
.aia-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.aia-chip{background:#FBEFE9;color:#25466F;border:1px solid #F1DAD0;border-radius:20px;padding:7px 14px;font-size:13px;font-weight:600}
/* tabla productos */
.aia-prod{margin-top:18px;border:1px solid #E7E1D9;border-radius:12px;overflow:hidden}
.aia-prod .row{display:grid;grid-template-columns:200px 1fr;border-top:1px solid #EFE9E1}
.aia-prod .row:first-child{border-top:none}
.aia-prod .row:nth-child(even){background:#FBFAF7}
.aia-prod .cat{padding:13px 16px;font-weight:700;color:#25466F;font-size:13.5px;background:#F6F1EA}
.aia-prod .val{padding:13px 16px;font-size:13.5px;color:#39435a;line-height:1.5}
.aia-prod .val b{color:#25466F}
/* CTA + nav */
.aia-cta{margin-top:50px;background:#25466F;border-radius:16px;padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap}
.aia-cta .k{font-family:'Bitter',serif;font-weight:700;font-size:1.3rem;color:#fff;margin:0 0 6px}
.aia-cta .t{font-size:13.5px;color:#D8CABF;margin:0;max-width:560px;line-height:1.55}
.aia-ctab{flex:0 0 auto;font-weight:700;font-size:14px;color:#25466F;background:#E07A5F;color:#fff;border-radius:10px;padding:14px 26px;text-decoration:none;white-space:nowrap}
.aia-ctab:hover{background:#CF6B50;color:#fff}
.aia-nav{display:flex;justify-content:space-between;gap:12px;margin-top:30px;flex-wrap:wrap}
.aia-nav a{font-size:13.5px;font-weight:600;color:#E07A5F;text-decoration:none;background:#fff;border:1px solid #ECE0D7;border-radius:9px;padding:10px 16px}
.aia-nav a:hover{background:#FBEFE9}
.aia-back{display:inline-block;margin-bottom:14px;font-size:13px;font-weight:600;color:#E07A5F;text-decoration:none}
.aia-pflag{background:#1D3A5C;color:#fff;text-align:center;font-weight:700;font-size:12px;letter-spacing:1px;padding:6px;font-family:'Inter'}
.aia-marcas{margin-top:26px;font-size:11px;color:#52525B;line-height:1.5;border-top:1px solid #EFE9E1;padding-top:12px}
@media(max-width:760px){.aia-cards{grid-template-columns:1fr}.aia-grid{grid-template-columns:1fr}.aia-prod .row{grid-template-columns:1fr}.aia-prod .cat{background:#F6F1EA}}