:root {
  --navy-950: #041425;
  --navy-900: #061a32;
  --navy-800: #0a2647;
  --navy-700: #123a64;
  --blue-600: #0874d8;
  --blue-500: #1490ee;
  --blue-100: #dceeff;
  --ink: #10233b;
  --muted: #5d6b7d;
  --line: #dbe3ec;
  --surface: #f4f7fa;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(4, 20, 37, 0.11);
  --radius: 3px;
  --header-height: 82px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
a,
input,
select,
textarea {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--blue-500);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 2000;
  padding: 10px 16px;
  color: var(--white);
  background: var(--blue-600);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(219, 227, 236, 0.75);
  transition: box-shadow 180ms ease, height 180ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 10px 30px rgba(4, 20, 37, 0.09);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  width: min(1380px, calc(100% - 48px));
  height: 100%;
  margin-inline: auto;
  gap: clamp(24px, 4vw, 70px);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: 188px;
  height: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 2.7vw, 42px);
}

.main-nav a,
.language-link {
  position: relative;
  color: #172b43;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: -10px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--blue-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.language-link {
  color: var(--blue-600);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 24px;
  color: var(--white);
  background: var(--blue-600);
  border: 1px solid var(--blue-600);
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.045em;
  line-height: 1.2;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.button:hover {
  background: #075fb2;
  border-color: #075fb2;
  transform: translateY(-2px);
}

.button-small {
  min-height: 42px;
  padding: 11px 18px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.nav-toggle > span:not(.sr-only) {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
  transition: transform 180ms ease, opacity 180ms ease;
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(790px, 90vh);
  margin-top: var(--header-height);
  color: var(--white);
  overflow: hidden;
  background: var(--navy-950);
}

.hero-image,
.hero-overlay,
.hero-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(3, 16, 30, 0.86) 0%, rgba(4, 22, 41, 0.7) 37%, rgba(4, 22, 41, 0.2) 70%, rgba(4, 22, 41, 0.06) 100%),
    linear-gradient(0deg, rgba(2, 12, 23, 0.3), transparent 58%);
}

.hero-grid,
.contact-grid {
  opacity: 0.17;
  background-image:
    linear-gradient(rgba(112, 186, 245, 0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(112, 186, 245, 0.2) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 72%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-block: 110px 150px;
}

.eyebrow {
  margin: 0 0 18px;
  color: #9dcdf7;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.19em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow.blue {
  color: var(--blue-600);
}

.eyebrow.light {
  color: #8bc6f7;
}

.hero h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(3.5rem, 6.2vw, 6.3rem);
  font-weight: 750;
  letter-spacing: -0.055em;
  line-height: 0.93;
  text-transform: uppercase;
}

.hero-lead {
  max-width: 590px;
  margin: 30px 0 0;
  color: #e4edf5;
  font-size: clamp(1.08rem, 1.45vw, 1.32rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 38px;
}

.hero-actions .button {
  gap: 18px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-block: 10px;
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-signature {
  position: absolute;
  right: max(24px, calc((100% - 1180px) / 2));
  bottom: 32px;
  left: max(24px, calc((100% - 1180px) / 2));
  z-index: 2;
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.77);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-signature i {
  display: block;
  width: 70px;
  height: 1px;
  margin-inline: 20px;
  background: rgba(255, 255, 255, 0.35);
}

.section {
  padding-block: 108px;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 50px;
}

.section-heading.centered {
  margin-inline: auto;
  text-align: center;
}

.section-heading h2,
.contact h2 {
  margin: 0;
  color: var(--navy-900);
  font-size: clamp(2rem, 3.4vw, 3.4rem);
  font-weight: 750;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.section-heading > p:last-child {
  max-width: 600px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.section-heading.centered > p:last-child {
  margin-inline: auto;
}

.engineering {
  position: relative;
  background: var(--white);
}

.engineering::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 34%;
  height: 100%;
  content: "";
  opacity: 0.42;
  background-image:
    linear-gradient(#e5ebf1 1px, transparent 1px),
    linear-gradient(90deg, #e5ebf1 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(90deg, transparent, #000);
}

.engineering-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.engineering-step {
  position: relative;
  min-height: 310px;
  padding: 52px 42px 44px;
}

.engineering-step + .engineering-step {
  border-left: 1px solid var(--line);
}

.step-number {
  position: absolute;
  top: 24px;
  right: 28px;
  color: #b3bfcb;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.step-icon {
  width: 54px;
  height: 54px;
  margin-bottom: 32px;
  color: var(--blue-600);
}

.step-icon svg,
.sector-card svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.engineering-step h3,
.solution-body h3,
.sector-card h3,
.service-item h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: 1.18rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.engineering-step p,
.solution-body p,
.service-item p {
  margin: 13px 0 0;
  color: var(--muted);
}

.solutions {
  background: var(--surface);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.solution-card {
  display: flex;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.solution-card:focus-visible {
  outline-offset: 5px;
}

.solution-card:hover {
  box-shadow: none;
  transform: none;
}

.solution-image {
  position: relative;
  height: 242px;
  overflow: hidden;
  background: var(--navy-800);
}

.solution-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(4, 20, 37, 0.58), transparent 52%);
}

.solution-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.solution-card:hover .solution-image img {
  transform: scale(1.035);
}

.solution-index {
  position: absolute;
  right: 17px;
  bottom: 13px;
  z-index: 2;
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.solution-body {
  display: flex;
  min-height: 214px;
  padding: 25px 20px 24px;
  flex: 1 1 auto;
  flex-direction: column;
  border-top: 3px solid var(--blue-600);
}

.solution-body p {
  font-size: 0.96rem;
  line-height: 1.55;
}

.solution-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 22px;
  color: var(--blue-600);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.solution-link > span {
  transition: transform 180ms ease;
}

.solution-card:hover .solution-link > span {
  transform: translateX(4px);
}

.sectors {
  padding-bottom: 120px;
}

.sectors-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.sector-card {
  display: flex;
  min-height: 190px;
  padding: 30px 22px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: color 180ms ease, background 180ms ease;
}

.sector-card:hover {
  color: var(--white);
  background: var(--navy-900);
}

.sector-card svg {
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  color: var(--blue-600);
}

.sector-card:hover svg,
.sector-card:hover h3 {
  color: var(--white);
}

.sector-card h3 {
  font-size: 0.93rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.services {
  position: relative;
  color: var(--white);
  background: var(--navy-900);
  overflow: hidden;
}

.services::after {
  position: absolute;
  right: -90px;
  bottom: -180px;
  width: 550px;
  height: 550px;
  content: "";
  border: 1px solid rgba(86, 162, 224, 0.18);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(86, 162, 224, 0.035), 0 0 0 180px rgba(86, 162, 224, 0.025);
}

.services-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(70px, 10vw, 150px);
  align-items: start;
}

.services .section-heading {
  margin: 0;
}

.services .section-heading h2,
.contact h2 {
  color: var(--white);
}

.services .section-heading > p:last-child {
  color: #bdcad7;
}

.services-list {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.service-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 28px;
  padding-block: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.service-item > span {
  color: var(--blue-500);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.13em;
}

.service-item h3 {
  color: var(--white);
  font-size: 1.22rem;
}

.service-item p {
  color: #adbdcc;
}

.contact {
  position: relative;
  padding-block: 116px;
  color: var(--ink);
  background: #edf4fa;
  overflow: hidden;
}

.contact-grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  mask-image: linear-gradient(90deg, #000, transparent 76%);
}

.contact-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(70px, 9vw, 130px);
}

.contact h2 {
  max-width: 520px;
  color: var(--navy-900);
}

.contact .eyebrow.light {
  color: var(--blue-600);
}

.contact-lead {
  max-width: 520px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.contact-details {
  display: grid;
  gap: 23px;
  margin-top: 52px;
}

.contact-details a,
.contact-details p {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.55;
}

.contact-details a:hover {
  color: var(--blue-600);
}

.contact-details span {
  display: block;
  margin-bottom: 4px;
  color: var(--blue-600);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contact-form {
  position: relative;
  display: grid;
  gap: 20px;
  padding: 40px;
  color: var(--ink);
  background: var(--white);
  border-top: 4px solid var(--blue-600);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  box-shadow: 0 24px 65px rgba(4, 20, 37, 0.12);
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 900;
  display: grid;
  width: 48px;
  height: 48px;
  color: var(--white);
  background: var(--blue-600);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  place-items: center;
  box-shadow: 0 12px 28px rgba(4, 20, 37, 0.24);
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: visibility 180ms ease, opacity 180ms ease, transform 180ms ease, background 180ms ease;
}

.back-to-top.is-visible {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.back-to-top:hover {
  background: #075fb2;
  transform: translateY(-2px);
}

.back-to-top svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.contact-form label:not(.checkbox-label) {
  display: grid;
  gap: 7px;
  color: #263b52;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.025em;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  color: var(--ink);
  background: #f8fafc;
  border: 1px solid #cfd9e3;
  border-radius: 2px;
  font-size: 1rem;
  font-weight: 400;
  transition: border 160ms ease, box-shadow 160ms ease;
}

.contact-form textarea {
  min-height: 126px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 0;
  border-color: var(--blue-600);
  box-shadow: 0 0 0 3px rgba(8, 116, 216, 0.14);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.checkbox-label input {
  flex: 0 0 auto;
  width: 18px;
  min-height: 18px;
  margin-top: 2px;
}

.checkbox-label a {
  color: var(--blue-600);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-submit {
  width: 100%;
  gap: 18px;
}

.form-submit[disabled] {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.form-status.is-success {
  color: #167443;
}

.form-status.is-error {
  color: #a62323;
}

.honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.site-footer {
  color: #aebcca;
  background: var(--navy-950);
}

.footer-main {
  display: grid;
  grid-template-columns: 355px 1fr auto;
  gap: 52px;
  align-items: center;
  padding-block: 44px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 18px;
  width: max-content;
}

.footer-brand img {
  width: 190px;
  height: auto;
  filter: brightness(0) invert(1);
}

.footer-brand img.footer-iso {
  width: 145px;
  max-height: 62px;
  object-fit: contain;
  filter: none;
  border-radius: 3px;
}

.footer-main p {
  max-width: 410px;
  margin: 0;
  font-size: 0.93rem;
}

.footer-main nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 24px;
  font-size: 0.82rem;
}

.footer-main nav a:hover,
.footer-bottom a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.78rem;
}

.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Páginas interiores de soluciones */
.detail-hero {
  position: relative;
  display: flex;
  min-height: 610px;
  margin-top: var(--header-height);
  align-items: center;
  color: var(--white);
  background: var(--navy-950);
  overflow: hidden;
}

.detail-hero-image,
.detail-hero-overlay,
.detail-hero-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.detail-hero-image {
  object-fit: cover;
  object-position: 68% center;
}

.detail-hero-overlay {
  background:
    linear-gradient(90deg, rgba(3, 16, 30, 0.97) 0%, rgba(4, 22, 41, 0.91) 42%, rgba(4, 22, 41, 0.44) 70%, rgba(4, 22, 41, 0.16) 100%),
    linear-gradient(0deg, rgba(2, 12, 23, 0.36), transparent 62%);
}

.detail-hero-grid {
  opacity: 0.15;
  background-image:
    linear-gradient(rgba(112, 186, 245, 0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(112, 186, 245, 0.2) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 70%);
}

.detail-hero-content {
  position: relative;
  z-index: 2;
  padding-block: 82px 94px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: 34px;
  color: #bfd5e8;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb span[aria-hidden="true"] {
  color: var(--blue-500);
}

.detail-number {
  display: inline-block;
  margin-bottom: 16px;
  color: #8bc6f7;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.detail-hero h1 {
  max-width: 770px;
  margin: 0;
  font-size: clamp(3rem, 5.6vw, 5.7rem);
  font-weight: 750;
  letter-spacing: -0.055em;
  line-height: 0.96;
  text-transform: uppercase;
}

.detail-hero-lead {
  max-width: 620px;
  margin: 28px 0 0;
  color: #e1ebf4;
  font-size: clamp(1.06rem, 1.4vw, 1.28rem);
  line-height: 1.55;
}

.detail-hero .button {
  margin-top: 36px;
}

.detail-intro {
  background: var(--white);
}

.detail-intro-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(60px, 9vw, 130px);
  align-items: start;
}

.detail-intro-lead {
  margin: 0;
  color: var(--navy-900);
  font-size: clamp(1.75rem, 3vw, 3rem);
  font-weight: 750;
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.detail-copy {
  padding-top: 6px;
}

.detail-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.detail-copy p + p {
  margin-top: 22px;
}

.detail-capabilities {
  background: var(--surface);
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.capability-card {
  position: relative;
  min-height: 220px;
  padding: 34px 30px 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue-600);
}

.capability-card > span {
  display: block;
  margin-bottom: 30px;
  color: #9eacba;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.14em;
}

.capability-card h2,
.capability-card h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: 1.12rem;
  line-height: 1.3;
}

.capability-card p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.55;
}

.detail-method {
  background: var(--white);
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.method-step {
  min-height: 250px;
  padding: 38px 34px;
}

.method-step + .method-step {
  border-left: 1px solid var(--line);
}

.method-step > span {
  display: block;
  margin-bottom: 28px;
  color: var(--blue-600);
  font-size: 0.74rem;
  font-weight: 750;
  letter-spacing: 0.14em;
}

.method-step h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: 1.28rem;
  line-height: 1.3;
}

.method-step p {
  margin: 14px 0 0;
  color: var(--muted);
}

.related-solutions {
  padding-block: 82px;
  background: #edf4fa;
}

.related-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 32px;
}

.related-heading h2 {
  margin: 0;
  color: var(--navy-900);
  font-size: clamp(1.7rem, 2.6vw, 2.6rem);
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.related-heading > a {
  color: var(--blue-600);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.related-card {
  display: flex;
  min-width: 0;
  min-height: 104px;
  padding: 22px 18px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--navy-900);
  background: var(--white);
  border: 1px solid var(--line);
  font-size: clamp(0.78rem, 0.82vw, 0.98rem);
  font-weight: 750;
  line-height: 1.2;
  white-space: nowrap;
  transition: color 180ms ease, background 180ms ease;
}

.related-card span {
  color: var(--blue-600);
  font-size: 1.35rem;
}

.related-card:hover {
  color: var(--white);
  background: var(--navy-900);
  transform: translateY(-3px);
}

.detail-cta {
  color: var(--white);
  background: var(--navy-900);
}

.detail-cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 46px;
  align-items: center;
  padding-block: 76px;
}

.detail-cta h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2rem, 3.7vw, 3.7rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.detail-cta p {
  margin: 0 0 12px;
  color: #8bc6f7;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

@media (max-width: 1080px) {
  .header-inner {
    grid-template-columns: auto auto 1fr;
    gap: 14px;
  }

  .nav-toggle {
    display: block;
    justify-self: end;
    order: 3;
  }

  .header-actions {
    justify-self: end;
    order: 2;
  }

  .nav-toggle {
    order: 3;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    padding: 42px 28px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    background: rgba(4, 20, 37, 0.985);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .main-nav a {
    width: 100%;
    padding: 19px 0;
    color: var(--white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 1rem;
  }

  .main-nav a::after {
    display: none;
  }

  .nav-open .main-nav {
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .nav-open .nav-toggle > span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-open .nav-toggle > span:nth-child(2) {
    opacity: 0;
  }

  .nav-open .nav-toggle > span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sectors-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .services-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 58px;
  }

  .services .section-heading,
  .contact-copy {
    max-width: 700px;
  }

  .contact-details {
    grid-template-columns: repeat(3, 1fr);
  }

  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .detail-intro-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 70px;
  }

  .container,
  .header-inner {
    width: min(100% - 32px, 1180px);
  }

  .brand img {
    width: 146px;
  }

  .header-actions .button {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

  .hero {
    min-height: 680px;
  }

  .hero-image {
    object-position: 64% center;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(3, 16, 30, 0.9), rgba(4, 22, 41, 0.6)), linear-gradient(0deg, rgba(2, 12, 23, 0.42), transparent 65%);
  }

  .hero-content {
    padding-block: 86px 132px;
  }

  .hero h1 {
    font-size: clamp(2.75rem, 14vw, 4.5rem);
    line-height: 0.96;
  }

  .hero-lead {
    max-width: 510px;
    font-size: 1.04rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .hero-signature {
    right: 16px;
    left: 16px;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
  }

  .hero-signature i {
    width: 18px;
    margin-inline: 8px;
  }

  .detail-hero {
    min-height: 620px;
  }

  .detail-hero-image {
    object-position: 68% center;
  }

  .detail-hero-overlay {
    background: linear-gradient(90deg, rgba(3, 16, 30, 0.94), rgba(4, 22, 41, 0.64)), linear-gradient(0deg, rgba(2, 12, 23, 0.44), transparent 60%);
  }

  .detail-hero-content {
    padding-block: 72px 82px;
  }

  .detail-hero h1 {
    font-size: clamp(2.65rem, 13vw, 4.4rem);
  }

  .section {
    padding-block: 78px;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .engineering-grid {
    grid-template-columns: 1fr;
  }

  .engineering-step {
    min-height: 0;
    padding: 40px 30px;
  }

  .engineering-step + .engineering-step {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .solution-image {
    height: clamp(230px, 66vw, 340px);
  }

  .solution-body {
    min-height: 0;
  }

  .capabilities-grid,
  .method-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: 0;
  }

  .method-step {
    min-height: 0;
    padding: 32px 26px;
  }

  .method-step + .method-step {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .related-heading,
  .detail-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .related-heading {
    display: flex;
  }

  .detail-cta-inner {
    display: flex;
    gap: 30px;
  }

  .sectors-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sector-card {
    min-height: 160px;
    padding: 24px 12px;
  }

  .sector-card h3 {
    font-size: 0.8rem;
  }

  .services-layout,
  .contact-layout {
    gap: 44px;
  }

  .service-item {
    grid-template-columns: 38px 1fr;
    gap: 16px;
  }

  .contact {
    padding-block: 82px;
  }

  .contact-details {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 40px;
  }

  .contact-form {
    padding: 28px 20px;
  }

  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 44px;
    height: 44px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .footer-main nav {
    justify-content: flex-start;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .contact-form,
  .back-to-top {
    display: none;
  }

  .hero {
    min-height: 0;
    margin: 0;
    padding: 60px 0;
  }

  .section,
  .contact {
    padding-block: 50px;
  }
}

/* Rediseño 2026 · páginas interiores más compactas y legibles */
.detail-hero {
  min-height: 430px;
  align-items: stretch;
  background: #f4f7fa;
  color: var(--navy-900);
}
.detail-hero-image {
  left: auto;
  width: 43%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.detail-hero-overlay {
  left: auto;
  width: 43%;
  background: linear-gradient(90deg, rgba(244,247,250,.08), rgba(4,20,37,.12));
}
.detail-hero-grid { display: none; }
.detail-hero-content {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
  padding: 48px 50% 48px 0;
}
.breadcrumb { margin-bottom: 22px; color: #657589; }
.breadcrumb a:hover { color: var(--blue-600); }
.detail-number { margin-bottom: 10px; color: var(--blue-600); }
.detail-hero h1 {
  max-width: 610px;
  font-size: clamp(2.45rem, 4.1vw, 4.25rem);
  line-height: 1;
}
.detail-hero-lead {
  max-width: 610px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.55;
}
.detail-hero .button { margin-top: 24px; }
.back-home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--blue-600);
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.back-home-link:hover { text-decoration: underline; }
.detail-intro { padding-block: 68px; }
.detail-intro-grid {
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(36px, 6vw, 76px);
  max-width: 1040px;
}
.detail-intro-lead { font-size: clamp(1.55rem, 2.3vw, 2.35rem); }
.detail-copy p { font-size: 1rem; line-height: 1.68; }
.detail-copy p + p { margin-top: 14px; }
.detail-capabilities, .detail-method { padding-block: 72px; }
.capability-card { min-height: 190px; padding: 26px 26px 24px; }
.capability-card > span { margin-bottom: 20px; }
.method-step { min-height: 220px; padding: 30px 28px; }
.method-step > span { margin-bottom: 20px; }
.related-solutions { padding-block: 62px; }
.detail-cta-inner { padding-block: 58px; }

/* Páginas corporativas / legales */
.info-page { padding: 46px 0 84px; margin-top: var(--header-height); background: var(--surface); }
.info-shell { max-width: 980px; }
.info-top { margin-bottom: 28px; }
.info-top h1 { margin: 10px 0 12px; color: var(--navy-900); font-size: clamp(2.25rem,4vw,4rem); letter-spacing: -.045em; line-height: 1.02; }
.info-top p { max-width: 720px; margin: 0; color: var(--muted); font-size: 1.05rem; }
.info-card { padding: clamp(28px,5vw,58px); background: #fff; border: 1px solid var(--line); box-shadow: 0 14px 34px rgba(4,20,37,.06); }
.info-card h2 { margin: 32px 0 10px; color: var(--navy-900); font-size: 1.45rem; }
.info-card h2:first-child { margin-top: 0; }
.info-card p, .info-card li { color: #4f6074; line-height: 1.72; }
.info-card p { margin: 0 0 15px; }
.info-card ul { padding-left: 22px; }
.info-highlight { margin: 26px 0; padding: 22px 24px; border-left: 3px solid var(--blue-600); background: #f3f8fd; }

@media (max-width: 760px) {
  .detail-hero { display: block; min-height: 0; padding-bottom: 0; }
  .detail-hero-image { position: relative; width: 100%; height: 220px; }
  .detail-hero-overlay { display: none; }
  .detail-hero-content { width: min(100% - 36px, 1180px); padding: 34px 0 38px; }
  .detail-intro { padding-block: 48px; }
  .detail-intro-grid { gap: 22px; }
  .detail-capabilities, .detail-method { padding-block: 52px; }
}

@media (min-width: 1101px) {
  .solutions-grid .solution-image { height: 210px; }
  .solutions-grid .solution-body { padding-inline: 20px; }
  .solutions-grid .solution-body h3 { font-size: 1.08rem; }
}

/* PROBEST v3: five-solution consistency */
@media (max-width: 760px) {
  .related-card {
    white-space: normal;
    font-size: 0.96rem;
  }
}