:root{--bg:#f7f9fc;--ink:#16283f;--muted:#51677f;--blue:#083d91;--blue-soft:#d7e9fa;--blue-tint:#eef4fb;--line:#d7e2ef;--white:#fff;--max:1140px;}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}h1,h2,h3{line-height:1.12;letter-spacing:-.045em}h1{font-size:clamp(2.4rem,5.7vw,5.1rem);font-weight:650;margin:18px 0 25px;max-width:960px}h2{font-size:clamp(1.8rem,3.6vw,3rem);font-weight:640;margin:0 0 24px}h3{font-size:1.3rem;letter-spacing:-.035em;margin:0 0 12px}p{margin:0 0 16px}a{color:inherit}.container{max-width:var(--max);margin:auto;padding:0 30px}.eyebrow{text-transform:uppercase;letter-spacing:.19em;font-size:12px;font-weight:750;color:#315e98}.header{background:rgba(246,247,247,.93);position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.headrow{min-height:80px;display:flex;align-items:center;gap:24px;justify-content:space-between}.logo{font-size:23px;letter-spacing:-.075em;text-decoration:none;font-weight:790;white-space:nowrap}.logo span{display:inline-block;color:#6289b8}.nav{display:flex;gap:17px;align-items:center}.nav a{font-size:13px;text-decoration:none;color:#465e79;white-space:nowrap}.nav a[aria-current=page]{color:var(--ink);font-weight:750}.nav a:hover{text-decoration:underline}.nav-toggle{display:none}.btn{border:1px solid var(--blue);background:var(--blue);color:white;padding:14px 21px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;font-size:14px;font-weight:700;cursor:pointer;transition:.18s}.btn:hover{background:#123a6e}.btn-light{background:transparent;color:var(--blue)}.btn-light:hover{background:var(--blue-soft)}.hero{padding:92px 0 85px;overflow:hidden}.hero .lead{font-size:clamp(1.12rem,1.85vw,1.36rem);max-width:780px;color:#546a82;line-height:1.65;margin-bottom:28px}.hero .actions{display:flex;gap:12px;flex-wrap:wrap}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}.hero-visual{position:relative;height:370px;background:linear-gradient(155deg,#eaf2fc,#aac5e7);border-radius:20px;overflow:hidden;box-shadow:0 22px 60px #103e8624}.glass{position:absolute;top:22px;bottom:22px;width:28%;background:linear-gradient(90deg,#ffffff73,#d9ebff27);border:2px solid #ffffff80;box-shadow:8px 0 20px #174b9110}.glass.g1{left:9%}.glass.g2{left:39%}.glass.g3{left:69%}.stripe{position:absolute;top:43%;width:100%;height:28%;background:repeating-linear-gradient(160deg,#f3f8ffcf 0 5px,#d8e8f8df 5px 8px);backdrop-filter:blur(9px)}.visual-caption{position:absolute;bottom:16px;left:22px;font-size:11px;color:#335a87}.section{padding:85px 0;border-top:1px solid var(--line)}.section.soft{background:#eef4fb}.section-head{max-width:780px;margin-bottom:37px}.section-head>p,.copy{color:var(--muted);font-size:17px;max-width:750px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--white);padding:30px;border:1px solid var(--line);border-radius:13px;min-height:230px;display:flex;flex-direction:column}.card p{color:var(--muted)}.card a{margin-top:auto;font-weight:720;color:var(--blue);font-size:14px;text-decoration:none}.card a:hover{text-decoration:underline}.num{color:#5b82b4;font-size:14px;margin-bottom:18px;font-weight:800;letter-spacing:.05em}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.step{padding-top:24px;border-top:2px solid #7ca3d7}.step p{color:var(--muted)}.faq{max-width:880px}.faq details{border-bottom:1px solid var(--line);padding:19px 0}.faq summary{cursor:pointer;font-weight:650;list-style-position:outside;padding-right:12px;font-size:17px}.faq p{padding-top:13px;color:var(--muted);max-width:800px}.cta{background:#102f5d;color:white;border-radius:20px;padding:46px 50px;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(1.7rem,3vw,2.6rem);margin-bottom:12px}.cta p{color:#c4d9f2;margin:0}.cta .btn{background:#e0edff;color:#153e73;border-color:#e0edff;white-space:nowrap}.footer{padding:42px 0;background:#0e2749;color:#dbe8f8}.footerrow{display:flex;align-items:start;justify-content:space-between;gap:30px}.footer p{max-width:500px;color:#b8cce4;font-size:14px}.footnav{display:flex;gap:14px;flex-wrap:wrap;max-width:500px;justify-content:flex-end}.footnav a{color:#dbe8f8;text-decoration:none;font-size:13px}.footnav a:hover{text-decoration:underline}.fine{margin-top:29px;font-size:12px;color:#9ab9df}form{background:white;border:1px solid var(--line);padding:30px;border-radius:12px;max-width:820px}form h3{margin-bottom:8px}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{font-size:13px;font-weight:720;display:block;margin:13px 0 5px}input,textarea,select{font:inherit;padding:13px 12px;border:1px solid #bacce2;border-radius:7px;background:#fff;color:var(--ink);width:100%}input:focus,textarea:focus{outline:2px solid #3679c5;outline-offset:1px}textarea{min-height:110px}.fieldhelp{font-size:13px;color:var(--muted)}.form-actions{margin-top:18px}#form-state{color:#8c2f2f;font-size:13px;padding-top:10px}.skip{position:absolute;top:-100px;left:10px;background:#fff;padding:10px}.skip:focus{top:10px;z-index:50}@media(max-width:1060px){.nav{gap:9px}.nav a{font-size:12px}.headrow>.btn{display:none}}@media(max-width:800px){.container{padding:0 20px}.hero{padding:65px 0}.hero-grid{grid-template-columns:1fr}.hero-visual{height:260px}.cards,.steps{grid-template-columns:1fr}.card{min-height:auto}.section{padding:60px 0}.cta{display:block;padding:32px}.cta .btn{margin-top:20px}.footerrow{display:block}.footnav{justify-content:start;margin-top:20px}.nav-toggle{display:block;border:1px solid var(--line);border-radius:7px;padding:10px 14px;background:#fff;color:var(--ink);font-weight:700}.nav{position:absolute;top:79px;left:0;right:0;background:#fff;padding:20px;display:none;box-shadow:0 20px 45px #092d5a24;flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav a{font-size:15px;padding:12px 0;border-bottom:1px solid var(--line)}.formgrid{grid-template-columns:1fr}form{padding:20px}}

/* Guías técnicas y contenido editorial de apoyo */
.editorial-hero{padding:76px 0 55px}.editorial-hero h1{font-size:clamp(2.2rem,4.5vw,4.5rem);max-width:880px}.editorial-hero .lead{max-width:850px}.text-link{color:var(--blue);font-weight:700;text-decoration:none}.text-link:hover{text-decoration:underline}.section-more{margin:25px 0 0}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.guide-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:29px;min-height:240px;display:flex;flex-direction:column}.guide-card h3{margin:9px 0}.guide-card h3 a{color:var(--ink);text-decoration:none}.guide-card h3 a:hover{color:var(--blue)}.guide-card p{color:var(--muted)}.guide-topic{letter-spacing:.09em;text-transform:uppercase;font-size:11px;font-weight:750;color:var(--blue)}.guide-more{font-size:14px;font-weight:700;color:var(--blue);text-decoration:none;margin-top:auto}.article-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(250px,1fr);gap:50px;align-items:start}.article-body{max-width:760px;min-width:0}.article-body h2{font-size:clamp(1.5rem,2.5vw,2rem);margin:42px 0 17px;letter-spacing:-.025em}.article-body h3{font-size:1.25rem;margin:28px 0 12px}.article-body p,.article-body li{font-size:17px;color:var(--muted);line-height:1.82}.article-body ul{padding-left:23px;margin-bottom:22px}.article-body a{color:var(--blue);text-underline-offset:3px}.article-sidebar{position:sticky;top:104px}.sidebar-card{padding:23px;background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:18px}.sidebar-card p{font-size:14px;color:var(--muted)}.sidebar-card .btn{width:100%}.sidebar-card>a:not(.btn){display:block;font-size:14px;padding:8px 0;color:var(--blue)}.area-calculator form{max-width:900px}.area-calculator #area-result{font-weight:700;color:var(--blue)}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #568bd0;outline-offset:3px}@media(max-width:800px){.guide-grid{grid-template-columns:1fr}.article-layout{grid-template-columns:1fr;gap:24px}.article-sidebar{position:static}.editorial-hero{padding:55px 0 42px}}

/* OfiGlass: imágenes conceptuales del prototipo (oct. 2026) */
.hero-photo{height:430px;background:#dfeafa;box-shadow:0 22px 60px #103e8624;position:relative;overflow:hidden;border-radius:20px}
.hero-img{display:block;width:100%;height:100%;object-fit:cover;object-position:55% 50%;filter:saturate(.92)}
.hero-photo .visual-caption{bottom:14px;left:14px;right:14px;display:inline-block;width:fit-content;max-width:calc(100% - 28px);font-size:10px;line-height:1.4;letter-spacing:.015em;color:#18354f;background:rgba(255,255,255,.94);border-radius:5px;padding:6px 9px;box-shadow:0 3px 12px #172c4133}
.card:has(.card-image-link){padding:0;overflow:hidden}
.card:has(.card-image-link) h3,.card:has(.card-image-link) p,.card:has(.card-image-link) > a:not(.card-image-link){margin-left:24px;margin-right:24px}
.card:has(.card-image-link) h3{margin-top:19px}
.card:has(.card-image-link) > a:not(.card-image-link){margin-bottom:24px}
.card-image-link{display:block;line-height:0;overflow:hidden}.card-figure{padding:0;margin:0}.card-image{display:block;width:100%;height:180px;object-fit:cover;transition:transform .3s}.card-image-link:hover .card-image{transform:scale(1.035)}
.heading-link{color:inherit;text-decoration:none}.heading-link:hover{color:var(--blue)}
.images-note{font-size:12px;color:var(--muted);max-width:860px;margin:17px 0 0}
.process-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:35px;align-items:center}.process-grid .steps{grid-template-columns:1fr;gap:12px}.process-grid .step{display:grid;grid-template-columns:46px 1fr;gap:0 14px;padding-top:13px}.process-grid .step .num{grid-row:1 / 3;margin:0}.process-grid .step h3{margin-bottom:6px}.process-grid .step p{margin-bottom:9px}.process-photo{margin:0;position:relative;overflow:hidden;border-radius:16px}.process-photo img{display:block;width:100%;height:460px;object-fit:cover;object-position:38% center}.process-photo figcaption{position:absolute;bottom:10px;left:10px;right:10px;width:fit-content;background:#fffdf5e9;color:#204161;font-size:11px;padding:6px 9px;border-radius:5px}
.concept-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:26px}.concept-gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.concept-gallery img{display:block;width:100%;height:240px;object-fit:cover}.concept-gallery figcaption{padding:13px 15px;font-size:12px;color:var(--muted)}
@media(min-width:801px){.hero-grid{grid-template-columns:1fr .96fr;gap:45px}.hero h1{font-size:clamp(2.6rem,4.7vw,4.7rem)}}
@media(max-width:800px){.hero-photo{height:255px}.card-image{height:230px}.process-grid{grid-template-columns:1fr}.process-photo img{height:340px}.concept-gallery{grid-template-columns:1fr}.concept-gallery img{height:240px}}


/* OfiGlass: approved identity, adapted to the existing site. */
.brand-logo{display:inline-flex;align-items:center;flex:none;line-height:0;white-space:normal;letter-spacing:normal;max-width:100%}
.header .brand-logo img{display:block;width:240px;height:auto;max-width:100%}
.header .headrow{min-height:92px}
.footer{background:#07336f}
.footer .brand-logo{margin-bottom:18px}
.footer .brand-logo img{display:block;width:280px;height:auto;max-width:100%}
.btn:hover{background:#07336f}
.btn-light:hover{background:var(--blue-soft)}
@media(max-width:1060px){
 .headrow{gap:16px}
 .nav-toggle{display:block;border:1px solid var(--line);border-radius:7px;padding:10px 14px;background:#fff;color:var(--ink);font-weight:700}
 .header .nav{position:absolute;top:91px;left:0;right:0;background:#fff;padding:20px;display:none;box-shadow:0 20px 45px #092d5a24;flex-direction:column;align-items:stretch;gap:0}
 .header .nav.open{display:flex}
 .header .nav a{font-size:15px;padding:12px 0;border-bottom:1px solid var(--line)}
}
@media(max-width:480px){.header .brand-logo img{width:220px}.header .headrow{min-height:86px}.header .nav{top:85px}}
@media(max-width:360px){.header .brand-logo img{width:175px}.headrow{gap:12px}}