:root{--ink:#1d2733;--plaster:#f2f4f6;--white:#fff;--tape:#f2b705;--line:#d5dae0;--mute:#4e5b6a}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font:400 17px/1.6 "Source Sans 3",system-ui,sans-serif;color:var(--ink);background:var(--plaster)}
h1,h2,h3{font-family:Archivo,"Arial Narrow",sans-serif;font-stretch:80%;font-weight:800;line-height:1.05;letter-spacing:-.01em}
a{color:inherit}
:focus-visible{outline:3px solid var(--tape);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:14px 22px;font:800 17px Archivo,sans-serif;text-decoration:none;border:2px solid var(--ink);border-radius:4px;cursor:pointer}
.btn-y{background:var(--tape);color:var(--ink)}
.btn-o{background:transparent;color:inherit;border-color:currentColor}
header{background:var(--ink);color:var(--white)}
.top{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding:14px 20px}
.logo{font:800 24px Archivo,sans-serif;font-stretch:80%;text-decoration:none}
nav{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
nav a{text-decoration:none;font-weight:600}
nav a[aria-current="page"]{border-bottom:3px solid var(--tape)}
nav .btn{padding:9px 16px;font-size:16px;color:var(--ink)}
.hero{padding:56px 0 64px;max-width:760px}
.hero h1{font-size:clamp(40px,6vw,68px)}
.hero p.lead{margin:20px 0 28px;max-width:52ch;color:#d9dfe6;font-size:19px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.cta .btn-o{color:var(--white)}
.tape{height:34px;background:var(--tape);background-image:repeating-linear-gradient(90deg,var(--ink) 0 2px,transparent 2px 12px),repeating-linear-gradient(90deg,var(--ink) 0 2px,transparent 2px 60px);background-size:12px 12px,60px 22px;background-repeat:repeat-x}
section{padding:64px 0}
section h2.t{font-size:clamp(32px,4.5vw,46px);margin-bottom:28px}
.alt{background:var(--white)}
.inv{background:var(--ink);color:var(--white);padding:36px;border-radius:6px;display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:28px}
.inv h3{font-size:34px;margin-bottom:12px}
.inv p{color:#d9dfe6}
.inv ul{padding-left:20px}.inv li{margin:6px 0}
.svc{display:grid;grid-template-columns:repeat(4,1fr);border:2px solid var(--ink)}
.svc div{padding:22px;border-right:2px solid var(--ink);background:var(--white)}
.svc div:last-child{border-right:0}
.svc h3{font-size:24px;margin-bottom:8px}
.svc p{font-size:16px;color:var(--mute)}
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:28px 48px}
.why h3{font-size:26px;margin-bottom:6px;border-left:8px solid var(--tape);padding-left:12px}
.why p{color:var(--mute);padding-left:20px}
.detalle{display:grid;grid-template-columns:1fr 1.2fr;gap:32px;padding:32px 0;border-top:2px solid var(--ink)}
.detalle h3{font-size:34px}
.detalle ul{padding-left:20px}.detalle li{margin:6px 0}
.detalle .nota{color:var(--mute);margin-top:10px}
.proys{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proy{background:var(--white);border:2px solid var(--ink)}
.proy .foto{aspect-ratio:4/3;background:var(--line);display:grid;place-items:center;color:var(--mute);font-weight:600;text-align:center;padding:12px}
.proy .info{padding:18px}
.proy h3{font-size:24px;margin-bottom:8px}
.proy dl{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:15px}
.proy dt{font-weight:600}.proy dd{margin:0;color:var(--mute)}
.final{background:var(--tape);text-align:center}
.final h2{font-size:clamp(32px,5vw,50px);margin-bottom:12px}
.final p{margin-bottom:24px}
.final .cta{justify-content:center}
.final .btn-d{background:var(--ink);color:var(--white)}
footer{background:var(--ink);color:#b9c3ce;font-size:14px;padding:24px 0}
footer a{color:var(--white)}
.wa{position:fixed;right:16px;bottom:16px;z-index:9;background:#1faa59;color:var(--white);padding:14px 18px;border-radius:40px;font:800 16px Archivo,sans-serif;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.3)}
@media(max-width:860px){.inv,.why,.detalle{grid-template-columns:1fr}.svc{grid-template-columns:1fr 1fr}.svc div{border-bottom:2px solid var(--ink)}.svc div:nth-child(2n){border-right:0}.proys{grid-template-columns:1fr}}
@media(max-width:520px){.svc{grid-template-columns:1fr}.svc div{border-right:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}