@font-face {
  font-family: "Manrope";
  src: url("/manrope-variable.ttf") format("truetype");
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
}

:root {
  /* V19: un único sistema cromático; las variaciones se obtienen por opacidad. */
  --brand-navy: #0b1f3a;
  --brand-gold: #c7a13a;
  --brand-paper: #f7f5ef;
  --brand-ink: #172638;
  --navy-950: var(--brand-navy);
  --navy-900: var(--brand-navy);
  --navy-800: var(--brand-navy);
  --navy-700: var(--brand-navy);
  --gold: var(--brand-gold);
  --gold-light: var(--brand-gold);
  --ink: var(--brand-ink);
  --text: rgba(23,38,56,.78);
  --muted: rgba(23,38,56,.62);
  --line: rgba(11,31,58,.14);
  --soft: var(--brand-paper);
  --white: #ffffff;
  --light-text: #f7f5ef;
  --light-muted: rgba(247,245,239,.76);
  --max: 1180px;
  --shadow: 0 18px 42px rgba(11,31,58,.10);
  --grid: rgba(255,255,255,.055);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, .button, .nav-links, .eyebrow { font-family: "Manrope", sans-serif; }
h1, h2, h3 { color: inherit; font-weight: 760; }
p, li, label, input, select, textarea { font-weight: 450; }
img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(199,161,58,.8); outline-offset: 4px; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 100;
  padding: 10px 14px; color: var(--navy-950); background: var(--gold);
  transform: translateY(-160%); transition: transform .2s;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  color: var(--light-text);
  background:
    linear-gradient(90deg, rgba(11,31,58,.98) 0%, rgba(11,31,58,.90) 40%, rgba(11,31,58,.52) 65%, rgba(11,31,58,.12) 100%),
    url("/technical/ebm-hero-infraestructura-v1.png") right center / auto 100% no-repeat,
    var(--navy-950);
  overflow: hidden;
}
.site-header::after {
  content: "";
  position: absolute;
  inset: 36px 0 0;
  pointer-events: none;
  opacity: .18;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 72%, transparent);
}
.site-header > * { position: relative; z-index: 1; }
.topline { background: var(--navy-950); color: var(--light-muted); font-size: 13px; }
.topline-inner { min-height: 36px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.nav { position: relative; z-index: 30; min-height: 104px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: block; width: 270px; line-height: 0; }
.brand img { display: block; width: 100%; height: auto; }
.nav-links { display: flex; align-items: center; gap: 24px; font-size: 13px; font-weight: 700; letter-spacing: .1px; }
.nav-links a { color: rgba(247,245,239,.88); }
.nav-links a:hover { color: var(--gold-light); }
.nav-links .nav-phone { color: var(--gold-light); font-weight: 800; }
.nav-links .nav-cta { border: 1px solid rgba(255,255,255,.28); border-radius: 6px; padding: 10px 14px; }
.nav-toggle { display: none; color: var(--light-text); background: transparent; border: 0; font-weight: 700; cursor: pointer; }

.hero {
  min-height: 640px;
  display: grid;
  grid-template-columns: minmax(0, 720px) 1fr;
  gap: 64px;
  align-items: center;
  padding-block: 58px 106px;
}
.hero-copy { position: relative; z-index: 2; }
.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 13px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: 1.55px;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(42px, 5.1vw, 68px);
  line-height: 1.04;
  letter-spacing: -2.2px;
}
.hero-lead {
  max-width: 700px;
  margin-bottom: 32px;
  color: rgba(247,245,239,.82);
  font-size: clamp(18px, 1.7vw, 21px);
  line-height: 1.58;
}
.actions { display: flex; gap: 13px; flex-wrap: wrap; }
.button {
  display: inline-flex;
  min-height: 49px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 12px 22px;
  font-weight: 800;
  cursor: pointer;
  transition: transform .18s, box-shadow .18s, background .18s;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--navy-950); background: var(--gold); box-shadow: 0 14px 30px rgba(199,161,58,.22); }
.button-primary:hover { background: var(--gold-light); }
.button-secondary { color: var(--light-text); border-color: rgba(247,245,239,.30); background: rgba(247,245,239,.035); }
.button-secondary:hover { background: rgba(255,255,255,.1); }
.hero-proof {
  display: flex; gap: 24px; flex-wrap: wrap;
  margin: 28px 0 0; padding: 0; list-style: none;
  color: var(--light-muted); font-size: 14px; font-weight: 700;
}
.hero-proof li::before { content: "✓"; margin-right: 8px; color: var(--gold-light); }
.hero-panel {
  display: none;
  position: relative;
  padding: 30px 32px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  background: rgba(255,255,255,.09);
  box-shadow: 0 28px 65px rgba(11,31,58,.22);
  backdrop-filter: blur(12px);
}
.hero-panel::before {
  content: ""; position: absolute; top: 0; left: 34px;
  width: 88px; height: 3px; background: var(--gold);
}
.panel-label { margin-bottom: 18px; color: var(--gold-light); font-size: 12px; font-weight: 800; letter-spacing: 1.3px; text-transform: uppercase; }
.hero-panel ul { margin: 0; padding: 0; list-style: none; }
.hero-panel li { display: grid; grid-template-columns: 126px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.hero-panel li:last-child { border: 0; padding-bottom: 0; }
.hero-panel strong { color: var(--light-text); }
.hero-panel span { color: var(--light-muted); font-size: 14px; }

.section { padding: 84px 0; }
.orientation { padding-top: 112px; background: var(--white); }
.orientation-layout { display: grid; grid-template-columns: minmax(260px,.7fr) minmax(0,1.3fr); gap: 72px; align-items: start; }
.orientation-intro { position: sticky; top: 116px; }
.orientation-intro h2 { margin-bottom: 20px; font-size: clamp(32px,4vw,48px); line-height: 1.12; letter-spacing: -1px; }
.orientation-intro > p:last-child { color: var(--text); font-size: 16px; }
.decision-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.decision-grid article { min-height: 218px; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.decision-grid span { color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
.decision-grid h3 { margin: 34px 0 10px; font-size: 22px; line-height: 1.2; }
.decision-grid p { margin: 0; color: var(--text); font-size: 14px; }
.compact-intro { position: relative; z-index: 2; margin-top: -36px; padding: 0; }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 4px; background: var(--white); box-shadow: 0 14px 34px rgba(11,31,58,.08); overflow: hidden; }
.value-grid article { min-height: 132px; padding: 24px 26px; border-right: 1px solid var(--line); }
.value-grid article:last-child { border-right: 0; }
.value-grid span { color: var(--gold); font-size: 12px; font-weight: 800; }
.value-grid h2 { margin: 6px 0; font-size: 20px; }
.value-grid p { margin: 0; color: var(--text); font-size: 14px; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, .65fr); gap: 64px; align-items: end; margin-bottom: 36px; }
.section-heading h2, .profile-copy h2, .contact-copy h2 { margin-bottom: 0; font-size: clamp(32px, 4vw, 48px); line-height: 1.12; letter-spacing: -1px; }
.section-heading > p { margin: 0; color: var(--text); }
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 42px; border-top: 1px solid var(--line); }
.service-card { min-height: 190px; padding: 28px 0 30px; border-bottom: 1px solid var(--line); background: transparent; }
.service-number { color: var(--gold); font-size: 12px; font-weight: 800; }
.service-card h3 { margin: 18px 0 9px; font-size: 24px; line-height: 1.2; }
.service-card p { max-width: 500px; margin: 0; color: var(--text); font-size: 15px; }

.technical-showcase { background: var(--soft); }
.technical-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.technical-grid figure { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: var(--white); box-shadow: 0 14px 34px rgba(11,31,58,.08); }
.technical-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  /* Ajuste aprobado en V18: levanta medios tonos sin alterar los másteres. */
  filter: brightness(1.44) contrast(1.06) saturate(1.08);
  background: var(--brand-navy);
}
.technical-grid figcaption { display: grid; grid-template-columns: minmax(150px, .7fr) 1fr; align-items: baseline; gap: 18px; padding: 18px 20px 20px; }
.technical-grid strong { font-size: 18px; }
.technical-grid span { color: var(--text); font-size: 14px; }
.technical-note { max-width: 850px; margin: 22px 0 0; color: var(--muted); font-size: 12px; }

.section-blue { color: var(--light-text); background: var(--navy-900); }
.section-heading.light > p { color: var(--light-muted); }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.case-card { padding: 8px 24px 8px 26px; border-left: 2px solid var(--gold); background: transparent; }
.case-tag { color: var(--gold-light); font-size: 12px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; }
.case-card h3 { margin-bottom: 14px; font-size: 25px; line-height: 1.24; }
.case-card > p:not(.case-tag) { color: var(--light-muted); }
.case-card ul { margin: 22px 0 0; padding: 18px 0 0; border-top: 1px solid rgba(255,255,255,.13); list-style: none; }
.case-card li { margin: 8px 0; color: rgba(247,245,239,.84); font-size: 14px; }
.case-card li::before { content: "—"; margin-right: 8px; color: var(--gold); }

.profile { display: grid; grid-template-columns: minmax(280px, .62fr) 1.25fr; gap: 70px; align-items: center; }
.profile-mark {
  min-height: 360px; display: grid; place-items: center;
  color: var(--light-text); background:
    linear-gradient(145deg, rgba(199,161,58,.16), transparent 45%),
    var(--navy-900);
  border-radius: 4px;
  box-shadow: var(--shadow);
}
.profile-mark img { width: min(190px, 56%); height: auto; }
.profile-title { margin: 12px 0 22px; color: var(--gold); font-weight: 800; }
.profile-copy > p:not(.eyebrow):not(.profile-title) { max-width: 690px; color: var(--text); font-size: 17px; }
.profile-areas { display: flex; gap: 10px 20px; flex-wrap: wrap; margin-top: 24px; }
.profile-areas span { position: relative; padding-left: 13px; color: var(--text); font-size: 13px; font-weight: 700; }
.profile-areas span::before { content: ""; position: absolute; top: .62em; left: 0; width: 4px; height: 4px; background: var(--gold); }

.section-soft { background: var(--soft); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; }
.process-grid li { position: relative; padding: 28px 28px 28px 0; }
.process-grid li:not(:last-child)::after { content: ""; position: absolute; top: 36px; right: 18px; width: 36px; height: 1px; background: var(--gold); }
.process-grid span { color: var(--gold); font-size: 13px; font-weight: 800; }
.process-grid h3 { margin: 20px 0 8px; font-size: 20px; }
.process-grid p { margin: 0; color: var(--text); font-size: 14px; }

.contact-section { color: var(--light-text); background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); }
.contact-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 70px; align-items: start; }
.contact-copy > p:not(.eyebrow) { max-width: 510px; margin: 22px 0 30px; color: var(--light-muted); font-size: 17px; }
.contact-direct { display: grid; gap: 10px; }
.contact-direct a { display: flex; flex-direction: column; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.contact-direct span { color: var(--gold-light); font-size: 11px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; }
.contact-direct strong { margin-top: 2px; font-size: 16px; }
.contact-form { padding: 34px; border-radius: 6px; color: var(--ink); background: var(--white); box-shadow: 0 20px 48px rgba(0,0,0,.18); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label { display: block; margin-bottom: 16px; font-size: 13px; font-weight: 800; }
.contact-form label > span { color: var(--muted); font-weight: 400; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; margin-top: 6px; border: 1px solid var(--line); border-radius: 4px;
  padding: 12px 13px; color: var(--ink); background: var(--white);
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--gold); outline: 3px solid rgba(199,161,58,.16); }
.contact-form textarea { resize: vertical; }
.privacy-check { display: grid !important; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; font-weight: 400 !important; color: var(--text); }
.privacy-check input { width: 18px; height: 18px; margin: 2px 0 0; }
.privacy-check a { color: var(--navy-700); text-decoration: underline; }
.contact-form .button { border: 0; }
.form-note { margin: 12px 0 0; color: var(--muted); font-size: 12px; }

.footer { color: var(--light-muted); background: var(--navy-950); }
.footer-main { display: grid; grid-template-columns: 220px 1fr auto; gap: 40px; align-items: center; padding-block: 38px; }
.footer-main img { width: 210px; }
.footer-main > div { display: flex; flex-direction: column; }
.footer-main strong { color: var(--light-text); }
.footer-main span { font-size: 13px; }
.footer-main a { margin: 2px 0; color: var(--light-text); font-size: 14px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 22px; padding-block: 18px; border-top: 1px solid rgba(255,255,255,.1); font-size: 12px; }
.footer-bottom a { margin-left: 18px; }
.mobile-contact { display: none; }

.legal-header { padding: 24px 0; color: var(--light-text); background: var(--navy-900); }
.legal-header .wrap { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.legal-header img { width: 210px; }
.legal-header a { font-weight: 700; }
.legal { padding: 72px 0 100px; }
.legal article { max-width: 820px; }
.legal h1 { color: var(--ink); font-size: clamp(38px, 5vw, 56px); }
.legal h2 { margin-top: 38px; font-size: 23px; }
.legal p, .legal li { color: var(--text); }
.legal-note { padding: 18px 20px; border-left: 3px solid var(--gold); background: var(--soft); }

@media (max-width: 960px) {
  .topline { display: none; }
  .nav { min-height: 86px; }
  .nav-toggle { display: flex; align-items: center; gap: 10px; }
  .nav-toggle-lines, .nav-toggle-lines::before, .nav-toggle-lines::after { width: 22px; height: 2px; display: block; background: currentColor; content: ""; transition: transform .2s; }
  .nav-toggle-lines { position: relative; }
  .nav-toggle-lines::before { position: absolute; top: -7px; }
  .nav-toggle-lines::after { position: absolute; top: 7px; }
  .nav-links { position: absolute; top: 86px; left: 24px; right: 24px; z-index: 20; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px; border: 1px solid rgba(255,255,255,.18); border-radius: 6px; background: var(--navy-950); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px; }
  .nav-links .nav-cta { border: 0; border-radius: 4px; background: rgba(255,255,255,.08); }
  .site-header {
    background:
      linear-gradient(90deg, rgba(11,31,58,.99) 0%, rgba(11,31,58,.94) 57%, rgba(11,31,58,.48) 100%),
      url("/technical/ebm-hero-infraestructura-v1.png") right center / auto 100% no-repeat,
      var(--navy-950);
  }
  .hero { grid-template-columns: 1fr; gap: 38px; padding-block: 50px 88px; }
  .hero-panel { max-width: 650px; }
  .value-grid { grid-template-columns: 1fr 1fr; }
  .value-grid article:nth-child(2) { border-right: 0; }
  .value-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .section-heading, .profile, .contact-layout, .orientation-layout { grid-template-columns: 1fr; gap: 34px; }
  .orientation-intro { position: static; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .technical-grid { grid-template-columns: 1fr 1fr; }
  .case-grid .case-card:last-child { grid-column: 1 / -1; }
  .profile-mark { min-height: 240px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-grid li::after { display: none; }
}

@media (max-width: 640px) {
  .wrap { width: min(100% - 32px, var(--max)); }
  .brand { width: 210px; }
  .site-header {
    background:
      linear-gradient(180deg, rgba(11,31,58,.96) 0%, rgba(11,31,58,.88) 62%, rgba(11,31,58,.56) 100%),
      url("/technical/ebm-hero-infraestructura-v1.png") right bottom / auto 64% no-repeat,
      var(--navy-950);
  }
  .hero { min-height: 610px; padding-block: 38px 76px; align-items: start; }
  h1 { font-size: 42px; letter-spacing: -1px; }
  .hero-panel { padding: 26px; }
  .hero-panel li { grid-template-columns: 1fr; gap: 2px; }
  .actions .button { width: 100%; }
  .compact-intro { margin-top: -26px; }
  .value-grid { grid-template-columns: 1fr; }
  .value-grid article { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .value-grid article:last-child { border-bottom: 0; }
  .section { padding: 68px 0; }
  .section-heading { margin-bottom: 28px; }
  .section-heading h2, .profile-copy h2, .contact-copy h2 { font-size: 34px; }
  .service-grid, .case-grid, .technical-grid, .process-grid, .form-grid, .decision-grid { grid-template-columns: 1fr; }
  .technical-grid figcaption { grid-template-columns: 1fr; gap: 5px; }
  .service-grid { gap: 0; }
  .case-grid .case-card:last-child { grid-column: auto; }
  .service-card { min-height: 0; }
  .profile-mark { min-height: 190px; font-size: 76px; }
  .contact-form { padding: 24px 20px; }
  .footer-main { grid-template-columns: 1fr; gap: 20px; }
  .footer-bottom { flex-direction: column; padding-bottom: 84px; }
  .footer-bottom a { margin: 0 18px 0 0; }
  .mobile-contact {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
    display: grid; grid-template-columns: 1fr 1fr;
    padding: 9px; gap: 8px; background: rgba(11,31,58,.97); box-shadow: 0 -10px 30px rgba(0,0,0,.18);
  }
  .mobile-contact a { min-height: 44px; display: grid; place-items: center; border-radius: 4px; font-size: 13px; font-weight: 800; }
  .mobile-contact a:first-child { color: var(--navy-950); background: var(--gold); }
  .mobile-contact a:last-child { color: var(--light-text); border: 1px solid rgba(247,245,239,.25); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}