:root{
  --blue:#0B4D80;--blue-dark:#07365B;--blue-light:#6EAEDE;--ivory:#F6F4EE;--graphite:#2E3338;--white:#fff;--muted:#68727c;--line:#e4e8eb;--radius:16px;--shadow:0 12px 32px rgba(20,42,60,.09)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;color:var(--graphite);background:#fff;font-family:Inter,Montserrat,"Segoe UI",Arial,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:min(1160px,calc(100% - 40px));margin-inline:auto}
.skip-link{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:10px;z-index:100}
.skip-link:focus{left:8px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid rgba(11,77,128,.09)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:82px;gap:24px}
.brand{width:235px;flex-shrink:0}.brand img{width:100%;height:auto;max-height:60px;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:25px;font-size:.91rem;font-weight:600}.main-nav>a:not(.button):hover{color:var(--blue)}
.menu-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}.menu-toggle span{display:block;width:25px;height:2px;background:var(--blue);margin:5px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 22px;border:1px solid var(--blue);border-radius:7px;background:var(--blue);color:#fff;font-size:.95rem;font-weight:700;line-height:1.2;transition:transform .2s,background .2s;min-height:48px}
.button:hover{background:var(--blue-dark);transform:translateY(-1px)}.button-small{padding:12px 16px;min-height:42px;font-size:.86rem}.button-outline{background:rgba(5,25,42,.25);border-color:#fff;color:#fff}.button-outline:hover{background:#fff;color:var(--blue)}.button-light{background:#fff;color:var(--blue);border-color:#fff}.button-light:hover{background:var(--ivory);color:var(--blue-dark)}
.hero{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden;background:var(--blue-dark);color:#fff}.hero-image{position:absolute;inset:0;background-image:url('https://images.unsplash.com/photo-1600607687939-ce8a6c25118c?auto=format&fit=crop&w=2000&q=88');background-position:center 55%;background-size:cover}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,38,65,.94) 0%,rgba(5,55,91,.82) 39%,rgba(5,55,91,.18) 75%,rgba(5,55,91,.04) 100%)}
.hero-content{position:relative;z-index:1;padding-block:76px}.eyebrow{margin:0 0 14px;font-size:.76rem;font-weight:800;letter-spacing:.19em;line-height:1.5}.eyebrow-blue{color:var(--blue)}
h1,h2,h3,p{margin-top:0}h1{max-width:620px;margin-bottom:20px;font-size:clamp(2.55rem,5vw,4.35rem);line-height:1.04;letter-spacing:-.04em;font-weight:800}h1 span{color:#8dc9f4}.hero-copy{max-width:480px;margin-bottom:27px;color:rgba(255,255,255,.92);font-size:1.06rem}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.benefits{background:var(--ivory);border-bottom:1px solid #e9e5dc}.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);padding-block:23px;gap:20px}.benefit{display:flex;align-items:center;justify-content:center;gap:13px;font-size:.9rem;font-weight:650;line-height:1.35}.benefit-icon{font-size:1.9rem;color:var(--blue);line-height:1}
.section{padding-block:86px}.section-heading{text-align:center;max-width:720px;margin:0 auto 38px}.section-heading h2,.about-section h2{font-size:clamp(2rem,3vw,2.8rem);line-height:1.12;letter-spacing:-.035em;color:var(--blue-dark);margin-bottom:13px}.section-heading>p:last-child{color:var(--muted);margin-bottom:0}
.service-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}.service-card{background:#fff;border:1px solid #e8eaec;border-radius:var(--radius);overflow:hidden;box-shadow:0 5px 18px rgba(20,42,60,.045);transition:transform .22s,box-shadow .22s}.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.service-card>img{width:100%;height:175px;object-fit:cover}.service-body{padding:19px 17px 20px}.service-body h3{font-size:1.05rem;line-height:1.3;color:var(--blue-dark);margin-bottom:10px}.service-body p{font-size:.9rem;color:var(--muted);margin-bottom:17px}.service-body a{font-size:.86rem;font-weight:750;color:var(--blue)}.service-body a span{margin-left:4px}
.projects{padding-block:0;background:var(--blue-dark);color:#fff}.projects-grid{display:grid;grid-template-columns:1fr 1fr;min-height:370px}.projects-copy{padding:62px 50px 62px 0;align-self:center}.projects-copy h2,.contact-copy h2{font-size:clamp(2rem,3vw,3rem);line-height:1.1;letter-spacing:-.035em;margin-bottom:18px}.projects-copy p:not(.eyebrow){max-width:500px;color:rgba(255,255,255,.82);margin-bottom:25px}.projects-photo{min-height:370px;background:url('https://images.unsplash.com/photo-1600607687644-c7171b42498f?auto=format&fit=crop&w=1300&q=85') center/cover no-repeat}
.about-section{background:var(--ivory)}.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}.about-grid p{color:#515c65}.about-grid p:last-child{margin-bottom:0}
.contact-section{background:#0a3455;color:#fff}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:65px}.contact-copy h2{max-width:500px}.contact-copy>p:not(.eyebrow){color:rgba(255,255,255,.8);max-width:480px}.contact-detail{display:flex;align-items:center;gap:15px;margin-top:22px}.contact-symbol{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.12);font-size:1.5rem}.contact-detail strong,.contact-detail span{display:block}.contact-detail span{color:rgba(255,255,255,.78);font-size:.9rem}.contact-detail strong{font-size:.95rem}
.contact-placeholder{align-self:center;background:#fff;color:var(--graphite);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}.contact-placeholder h3{font-size:1.5rem;color:var(--blue-dark)}.contact-placeholder p{color:var(--muted)}.small-note{font-size:.78rem;margin:15px 0 0!important}
.site-footer{background:#fff}.footer-main{display:grid;grid-template-columns:1.35fr .8fr 1fr 1fr;gap:40px;padding-block:48px}.footer-brand img{width:210px;max-height:70px;object-fit:contain;object-position:left center;margin-bottom:14px}.footer-brand p,.footer-main p{font-size:.88rem;color:var(--muted)}.footer-main h3{font-size:.92rem;color:var(--blue-dark);margin-bottom:14px}.footer-main>div:not(:first-child) a{display:block;color:var(--muted);font-size:.88rem;margin:8px 0}.footer-main a:hover{color:var(--blue)}.footer-legal{background:var(--graphite);color:#fff;font-size:.78rem}.footer-legal-inner{display:flex;justify-content:space-between;gap:20px;padding-block:16px}.footer-legal-inner span:last-child{color:#d9e0e5}
@media(max-width:1050px){.main-nav{gap:15px;font-size:.86rem}.brand{width:200px}.service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.service-card>img{height:190px}.footer-main{grid-template-columns:1.2fr 1fr 1fr}.footer-main>div:last-child{grid-column:2/4}}
@media(max-width:760px){
 .container{width:min(100% - 32px,560px)}.header-inner{min-height:72px}.brand{width:190px}.brand img{max-height:52px}.menu-toggle{display:block}
 .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;padding:18px 22px 24px;box-shadow:0 18px 24px rgba(15,35,50,.12);align-items:stretch;gap:0;flex-direction:column}
 .main-nav.is-open{display:flex}.main-nav>a:not(.button){padding:13px 4px;border-bottom:1px solid var(--line)}.main-nav .button{margin-top:15px}
 .hero{min-height:620px;align-items:flex-end}.hero-image{background-position:58% center}.hero-shade{background:linear-gradient(0deg,rgba(3,34,57,.97) 0%,rgba(3,42,70,.83) 48%,rgba(3,42,70,.18) 100%)}.hero-content{padding-block:65px 48px}.eyebrow{font-size:.69rem;letter-spacing:.15em}h1{font-size:clamp(2.55rem,10vw,3.5rem);line-height:1.04}.hero-copy{font-size:1rem}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .button{width:100%}
 .benefits-grid{grid-template-columns:repeat(2,1fr);gap:20px 8px;padding-block:22px}.benefit{justify-content:flex-start;font-size:.82rem}.benefit-icon{font-size:1.65rem}
 .section{padding-block:60px}.section-heading{margin-bottom:27px}.section-heading h2,.about-section h2{font-size:2rem}.service-grid{grid-template-columns:1fr;gap:15px}.service-card{display:grid;grid-template-columns:38% 1fr;min-height:155px}.service-card>img{height:100%;min-height:155px}.service-body{padding:17px 15px}.service-body h3{font-size:1rem}.service-body p{font-size:.85rem;margin-bottom:10px}.service-body a{font-size:.82rem}
 .projects-grid{grid-template-columns:1fr}.projects-copy{padding:48px 0}.projects-photo{min-height:250px;margin-inline:-16px}.about-grid,.contact-grid{grid-template-columns:1fr;gap:25px}.about-grid{gap:12px}.contact-placeholder{padding:25px}.footer-main{grid-template-columns:1fr 1fr;gap:28px 20px;padding-block:36px}.footer-brand{grid-column:1/-1}.footer-brand img{width:190px}.footer-main>div:last-child{grid-column:auto}.footer-legal-inner{flex-direction:column;gap:8px}.footer-legal-inner span:last-child{line-height:1.8}
}
@media(max-width:390px){.brand{width:165px}.service-card{grid-template-columns:34% 1fr}.service-body{padding:13px}.service-body p{font-size:.8rem}.benefit{gap:8px}.footer-main{gap:24px 14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}


/* Fase 4: tarjeta de servicio completa como enlace accesible */
.service-card{position:relative;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease}
.service-card:hover{transform:translateY(-4px);box-shadow:0 16px 38px rgba(20,42,58,.12)}
.service-card:focus-within{outline:3px solid #6EAEDE;outline-offset:3px}
.service-card .service-card-link::after{content:"";position:absolute;inset:0;border-radius:inherit}
.service-card .service-card-link{position:static;display:inline-flex;align-items:center;gap:5px;z-index:1}.service-card .service-card-link::after{z-index:2}
@media(prefers-reduced-motion:reduce){.service-card{transition:none}.service-card:hover{transform:none}}

/* Ajuste de contacto: iconos SVG nítidos y consistentes */
.contact-symbol{width:56px;height:56px;flex:0 0 56px;background:rgba(255,255,255,.13);color:#fff}
.contact-symbol svg{width:25px;height:25px;display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.whatsapp-symbol{background:#176b59;color:#fff}
.contact-detail{gap:18px;margin-top:25px}
.contact-detail strong{margin-bottom:3px}
@media(max-width:760px){.contact-symbol{width:50px;height:50px;flex-basis:50px}.contact-symbol svg{width:23px;height:23px}}


/* Corrección de alineación de iconos de contacto */
.contact-symbol{display:flex!important;align-items:center!important;justify-content:center!important;align-self:flex-start;position:relative;padding:0;line-height:0;overflow:hidden}
.contact-symbol svg{display:block;width:27px;height:27px;flex:0 0 27px;margin:0;position:static;transform:none;overflow:visible}
.contact-symbol.whatsapp-symbol svg{width:29px;height:29px;flex-basis:29px}
.contact-detail>div{min-width:0}
@media(max-width:760px){.contact-symbol{width:56px;height:56px;flex-basis:56px}.contact-symbol svg{width:26px;height:26px;flex-basis:26px}}