/* =========================================================
   FLUIDOMECÁNICA — Hoja de estilos (monolito PHP)
   Marca: azul #2c54a4 · naranja #ee7b27 · gris #3d3d3d
   ========================================================= */

:root{
  --blue:#2c54a4;
  --blue-600:#254a95;
  --blue-700:#1c3b7a;
  --orange:#ee7b27;
  --orange-600:#e06b16;
  --ink:#20242e;
  --gray:#5b6472;
  --gray-300:#c8cfd8;
  --cream:#fef1e4;
  --bg:#ffffff;
  --bg-soft:#f5f7fb;
  --line:#e7ebf1;
  --wa:#25d366;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 10px 30px -12px rgba(20,36,72,.18);
  --shadow-lg:0 30px 60px -20px rgba(20,36,72,.30);
  --container:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --sans:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Sora','Manrope',system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);
  line-height:1.6;font-size:17px;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);line-height:1.15;margin:0;font-weight:700;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
.icon{width:1.15em;height:1.15em;flex:none}

.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:10px 16px;z-index:200}
.skip-link:focus{left:8px;top:8px}

/* ---------- Botones ---------- */
.btn{
  --bh:var(--blue-600);
  display:inline-flex;align-items:center;gap:.5em;justify-content:center;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.98rem;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  white-space:nowrap;
}
.btn .icon{transition:transform .25s var(--ease)}
.btn:hover .icon{transform:translateX(4px)}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 12px 24px -10px rgba(238,123,39,.7)}
.btn-primary:hover{background:var(--orange-600);transform:translateY(-2px);box-shadow:0 18px 30px -10px rgba(238,123,39,.75)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.55);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:#fff;color:var(--blue);border-color:#fff;transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--blue)}
.btn-white:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{filter:brightness(1.05);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:.9rem}
.btn-block{width:100%}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid transparent;
  transition:box-shadow .3s,border-color .3s,background .3s;
}
.site-header.is-scrolled{box-shadow:0 6px 24px -14px rgba(20,36,72,.35);border-color:var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;height:78px}
.brand-logo{width:auto;height:42px}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:4px;
  padding:10px 14px;border-radius:10px;font-weight:600;color:var(--ink);font-size:.98rem;
  transition:color .2s,background .2s;
}
.nav-link:hover,.nav-link.is-active{color:var(--blue)}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--orange);border-radius:2px}
.chevron{width:16px;height:16px;transition:transform .25s}
.nav-item.has-drop{position:relative}
.nav-item.has-drop:hover .chevron{transform:rotate(180deg)}
.dropdown{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(10px);
  width:420px;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-lg);padding:10px;opacity:0;visibility:hidden;transition:all .28s var(--ease);
}
.nav-item.has-drop:hover .dropdown,.nav-item.has-drop:focus-within .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown-link{display:flex;gap:14px;padding:12px 14px;border-radius:12px;transition:background .2s}
.dropdown-link:hover{background:var(--bg-soft)}
.dropdown-ic{
  flex:none;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:color-mix(in srgb,var(--c) 14%,#fff);color:var(--c);
}
.dropdown-ic .icon{width:22px;height:22px}
.dropdown-link strong{display:block;font-family:var(--display);font-size:.98rem}
.dropdown-link small{color:var(--gray);font-size:.82rem;line-height:1.35;display:block;margin-top:2px}
.header-login{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border-radius:10px;font-weight:700;font-size:.92rem;color:var(--blue);border:1.5px solid var(--line);transition:border-color .2s,background .2s,color .2s}
.header-login .icon{width:17px;height:17px}
.header-login:hover{border-color:var(--blue);background:var(--bg-soft)}
.header-cta{margin-left:4px}
.mobile-login{display:flex;align-items:center;gap:8px;color:var(--blue)!important;font-weight:700}
.mobile-login .icon{width:18px;height:18px}
.burger{display:none;flex-direction:column;gap:5px;padding:8px;margin-left:auto}
.burger span{width:26px;height:2.5px;background:var(--ink);border-radius:3px;transition:transform .3s,opacity .3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

.mobile-menu{
  display:none;flex-direction:column;gap:2px;padding:16px 24px 28px;
  background:#fff;border-top:1px solid var(--line);
  max-height:0;overflow:hidden;transition:max-height .4s var(--ease)
}
.mobile-menu.is-open{max-height:80vh;overflow:auto}
.mobile-link{padding:13px 6px;font-weight:600;border-bottom:1px solid var(--line)}
.mobile-group-title{display:block;padding:14px 6px 6px;color:var(--gray);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.mobile-sub{padding-left:18px;font-weight:500;color:var(--gray)}
.mobile-cta{margin-top:18px}

/* ---------- Secciones ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-soft)}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.kicker{
  display:inline-block;font-family:var(--display);font-weight:700;font-size:.8rem;
  letter-spacing:.12em;text-transform:uppercase;color:var(--orange);margin-bottom:14px;
}
.section-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem)}
.section-head p{color:var(--gray);margin-top:14px;font-size:1.08rem}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.08);animation:heroZoom 14s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero-overlay{position:absolute;inset:0;background:
  linear-gradient(120deg,rgba(20,32,64,.92) 0%,rgba(28,59,122,.78) 45%,rgba(28,59,122,.35) 100%)}
.hero-content{position:relative;z-index:2;max-width:900px;padding-block:120px}
.hero-eyebrow{font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;color:#ffd9b8;margin-bottom:18px}
.hero-title{font-size:clamp(2.2rem,5.4vw,4rem);line-height:1.08;max-width:16ch}
.hero-title .grad{background:linear-gradient(100deg,var(--orange),#ffb56b);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{margin-top:22px;font-size:clamp(1.05rem,1.6vw,1.25rem);max-width:56ch;color:rgba(255,255,255,.9)}
.hero-actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{margin-top:44px;display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.hero-badge{height:52px;width:auto;filter:brightness(0) invert(1);opacity:.85}
.hero-scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.6);border-radius:20px;z-index:2}
.hero-scroll span{position:absolute;top:8px;left:50%;width:4px;height:8px;margin-left:-2px;background:#fff;border-radius:2px;animation:scrollDot 1.7s infinite}
@keyframes scrollDot{0%{opacity:0;transform:translateY(0)}40%{opacity:1}80%{opacity:0;transform:translateY(14px)}}

/* ---------- Servicios ---------- */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s;
}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.service-media{position:relative;aspect-ratio:4/3;overflow:hidden}
.service-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.service-card:hover .service-media img{transform:scale(1.08)}
.service-media::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(20,32,64,.55),transparent 55%)}
.service-ic{
  position:absolute;left:16px;bottom:16px;z-index:2;width:52px;height:52px;border-radius:14px;
  display:grid;place-items:center;background:var(--c);color:#fff;box-shadow:0 10px 20px -8px rgba(0,0,0,.5)
}
.service-ic .icon{width:26px;height:26px}
.service-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.service-body h3{font-size:1.18rem;line-height:1.2}
.service-body p{color:var(--gray);font-size:.95rem;margin-top:10px;flex:1}
.service-more{margin-top:16px;display:inline-flex;align-items:center;gap:6px;color:var(--c);font-weight:700;font-size:.92rem}

/* ---------- Nosotros ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-media{position:relative}
.about-media>img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}
.about-media-2{position:absolute;right:-18px;bottom:-32px;width:52%;border:6px solid #fff;aspect-ratio:1/1!important}
.about-chip{position:absolute;left:-18px;top:24px;background:#fff;border-radius:14px;padding:14px 18px;box-shadow:var(--shadow)}
.about-chip strong{display:block;color:var(--blue);font-family:var(--display)}
.about-chip span{font-size:.8rem;color:var(--gray)}
.about-text h2{font-size:clamp(1.7rem,3.2vw,2.4rem);margin-top:4px}
.about-text>p{color:var(--gray);margin-top:16px;font-size:1.05rem}
.feature-list{margin-top:26px;display:grid;gap:18px}
.feature-list li{display:flex;gap:14px;align-items:flex-start}
.feature-ic{flex:none;width:44px;height:44px;border-radius:12px;background:var(--cream);color:var(--orange);display:grid;place-items:center}
.feature-ic .icon{width:22px;height:22px}
.feature-list strong{color:var(--ink)}
.feature-list span:last-child{color:var(--gray);font-size:.97rem}

/* ---------- Indicadores ---------- */
.stats-band{background:linear-gradient(120deg,var(--blue-700),var(--blue));color:#fff;padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-value{font-family:var(--display);font-weight:800;font-size:clamp(2.4rem,5vw,3.4rem);line-height:1;background:linear-gradient(180deg,#fff,#cfe0ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-label{margin-top:10px;color:rgba(255,255,255,.82);font-size:.95rem;font-weight:600}

/* ---------- Clientes ---------- */
.clients-track{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:44px}
.client-logo{filter:grayscale(1);opacity:.6;transition:filter .3s,opacity .3s,transform .3s}
.client-logo:hover{filter:grayscale(0);opacity:1;transform:scale(1.06)}
.client-logo img{height:52px;width:auto;object-fit:contain}

/* ---------- CTA band ---------- */
.cta-band{position:relative;padding:100px 0;color:#fff;text-align:center;overflow:hidden}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(28,59,122,.95),rgba(238,123,39,.72))}
.cta-inner{position:relative;z-index:2;max-width:760px}
.cta-inner h2{font-size:clamp(1.9rem,4vw,2.8rem)}
.cta-inner p{margin-top:14px;font-size:1.12rem;color:rgba(255,255,255,.92)}
.cta-actions{margin-top:30px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#c9d0dc;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.4fr;gap:48px}
.footer-logo{height:52px;width:auto;filter:brightness(0) invert(1)}
.footer-brand p{margin-top:16px;max-width:36ch;color:#98a2b3}
.footer-brochure{display:inline-flex;align-items:center;gap:8px;margin-top:20px;color:var(--orange);font-weight:700}
.footer-brochure:hover{color:#ffb56b}
.footer-col h3{color:#fff;font-size:1.05rem;margin-bottom:18px}
.footer-col li{margin-bottom:10px}
.footer-col a:hover{color:#fff}
.footer-contact a{display:flex;align-items:center;gap:10px;color:#98a2b3}
.footer-contact .icon{color:var(--orange);flex:none}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);font-size:.86rem;color:#7c8698}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;display:flex;align-items:center;gap:0;
  background:var(--wa);color:#fff;border-radius:999px;padding:14px;box-shadow:0 14px 30px -8px rgba(37,211,102,.6);
  transition:transform .3s var(--ease),padding .3s;overflow:hidden;
}
.wa-icon{width:28px;height:28px}
.wa-label{max-width:0;opacity:0;white-space:nowrap;font-weight:700;transition:max-width .35s var(--ease),opacity .3s,margin .35s}
.wa-float:hover{transform:translateY(-3px)}
.wa-float:hover .wa-label{max-width:160px;opacity:1;margin-left:10px;margin-right:6px}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:999px;box-shadow:0 0 0 0 rgba(37,211,102,.55);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* ---------- Page hero (interiores) ---------- */
.page-hero{position:relative;color:#fff;padding:150px 0 90px;overflow:hidden}
.page-hero-short{padding:140px 0 70px}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);animation:heroZoom 12s ease-out forwards}
.page-hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(20,32,64,.92),color-mix(in srgb,var(--c) 60%,rgba(20,32,64,.5)))}
.page-hero-content{position:relative;z-index:2;max-width:820px}
.crumbs{font-size:.9rem;color:rgba(255,255,255,.8);margin-bottom:20px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumbs a:hover{color:#fff}.crumbs em{font-style:normal;color:#ffd9b8}
.page-hero-ic{display:inline-grid;place-items:center;width:64px;height:64px;border-radius:16px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);margin-bottom:20px}
.page-hero-ic .icon{width:32px;height:32px}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.2rem)}
.page-hero p{margin-top:16px;font-size:1.15rem;color:rgba(255,255,255,.9);max-width:56ch}

/* ---------- Servicio: intro + capacidades ---------- */
.service-intro{max-width:820px;margin:0 auto 64px;text-align:center;font-size:1.2rem;color:var(--gray)}
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cap-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;overflow:hidden}
.cap-card::before{content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:var(--c);transform:scaleY(0);transform-origin:top;transition:transform .35s var(--ease)}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.cap-card:hover::before{transform:scaleY(1)}
.cap-num{font-family:var(--display);font-weight:800;font-size:1.1rem;color:var(--c);opacity:.55}
.cap-card h3{font-size:1.15rem;margin-top:10px}
.cap-card p{color:var(--gray);margin-top:10px;font-size:.96rem}

/* ---------- Galería ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery-item{margin:0;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.gallery-item:hover img{transform:scale(1.08)}

/* ---------- Otros servicios ---------- */
.other-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.other-card{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 22px;font-family:var(--display);font-weight:700;transition:transform .3s,box-shadow .3s,border-color .3s}
.other-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.other-card>span:nth-child(2){flex:1}
.other-ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 14%,#fff);color:var(--c)}
.other-card>.icon{color:var(--c)}

/* ---------- Contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:56px;align-items:start}
.contact-info h2{font-size:1.7rem}
.contact-list{margin:26px 0 30px;display:grid;gap:22px}
.contact-list li{display:flex;gap:16px}
.ci-ic{flex:none;width:48px;height:48px;border-radius:13px;background:var(--cream);color:var(--orange);display:grid;place-items:center}
.contact-list strong{display:block;font-family:var(--display);margin-bottom:4px}
.contact-list a{display:block;color:var(--gray);transition:color .2s}
.contact-list a:hover{color:var(--blue)}
.contact-form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.contact-form{display:grid;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{font-weight:600;font-size:.92rem}
.field input,.field select,.field textarea{
  font:inherit;padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;background:var(--bg-soft);
  transition:border-color .2s,box-shadow .2s,background .2s;color:var(--ink);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(44,84,164,.12)
}
.field .has-error{border-color:#e2482f;background:#fff6f4}
.field-error{color:#e2482f;font-size:.82rem;font-weight:600}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.alert{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:14px;margin-bottom:6px}
.alert-ok{background:#e9f9ef;color:#1c7a44;border:1px solid #bfe9cf}
.alert-ok .icon{width:26px;height:26px;flex:none}
.alert-error{background:#fdece9;color:#c0341f;border:1px solid #f6c9bf}
.alert strong{font-family:var(--display)}

/* ---------- 404 ---------- */
.error-page{text-align:center;padding:120px 0}
.error-code{font-family:var(--display);font-weight:800;font-size:clamp(4rem,14vw,9rem);line-height:1;color:var(--blue);opacity:.15}
.error-page h1{margin-top:-10px;font-size:2rem}
.error-page p{color:var(--gray);margin:14px 0 26px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero-bg,.page-hero-bg{animation:none;transform:none}
  *{scroll-behavior:auto!important}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .cap-grid,.gallery-grid,.other-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:36px 24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:860px){
  .nav,.header-cta{display:none}
  .burger{display:flex}
  .mobile-menu{display:flex}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .about-media{margin-bottom:36px}
  .about-media-2{position:static;width:100%;border:0;margin-top:16px;aspect-ratio:16/9!important}
  .about-chip{display:none}
  .section{padding:72px 0}
  .field-row{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .services-grid,.cap-grid,.gallery-grid,.other-grid,.footer-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .hero-content{padding-block:100px}
  .hero-badge{height:40px}
  .btn{width:100%}
  .hero-actions,.cta-actions{width:100%}
  .footer-bottom{flex-direction:column}
  .contact-form-wrap{padding:24px}
}