:root {
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --soft-line: #e8e8ed;
  --paper: #fff;
  --parchment: #f5f5f7;
  --pearl: #fafafc;
  --dark: #272729;
  --blue: #0066cc;
  --blue-dark: #004f9f;
  --blue-light: #2997ff;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 14px;
  scrollbar-width: thin;
  scrollbar-color: #aeb4bc #f1f2f4;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.47;
  letter-spacing: -.01em;
  overflow-x: hidden;
  overscroll-behavior-y: none;
}

body.menu-open {
  overflow: hidden;
}

::-webkit-scrollbar {
  width: 11px;
  height: 11px;
}

::-webkit-scrollbar-track {
  background: #f1f2f4;
}

::-webkit-scrollbar-thumb {
  min-height: 48px;
  border: 3px solid #f1f2f4;
  border-radius: 999px;
  background: #aeb4bc;
}

::-webkit-scrollbar-thumb:hover {
  background: #858c96;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  user-select: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
}

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

.floating-requirement {
  display: none;
}

button,
input,
textarea,
select {
  font: inherit;
  -webkit-user-select: text;
  user-select: text;
}

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

.skip-link {
  position: fixed;
  z-index: 999;
  top: -100px;
  left: 15px;
  padding: 10px 16px;
  color: #fff;
  background: var(--ink);
}

.skip-link:focus {
  top: 15px;
}

.site-header {
  display: contents;
}

.site-notice {
  color: #e9f5ff;
  background: #103b5c;
}

.site-notice-inner {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .02em;
}

.site-notice-track {
  display: flex;
  align-items: center;
  width: max-content;
}

.site-notice-copy {
  display: flex;
  align-items: center;
  gap: 11px;
  white-space: nowrap;
}

.site-notice-copy[aria-hidden="true"] { display: none; }

.site-notice-separator {
  color: #7ebce7;
}

@keyframes site-notice-marquee {
  to { transform: translateX(-50%); }
}

.global-bar {
  height: 76px;
  position: relative;
  z-index: 70;
  border-bottom: 1px solid var(--soft-line);
  background: #fff;
}

.global-bar-inner {
  height: 76px;
  display: flex;
  align-items: center;
  gap: 30px;
}

.brand {
  width: 260px;
  height: 64px;
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  margin-right: auto;
  overflow: visible;
}

.brand img {
  width: 100%;
  height: 58px;
  max-width: none;
  object-fit: contain;
  object-position: left center;
  transform: scale(1.35);
  transform-origin: left center;
}

.global-nav,
.main-nav {
  display: flex;
  align-items: center;
  gap: 25px;
}

.global-nav a {
  color: #515154;
  font-size: 13px;
}

.global-nav a:hover,
.global-phone:hover,
.main-nav a:hover {
  color: var(--blue);
}

.header-contact {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-left: 24px;
  border-left: 1px solid #dedee1;
}

.header-contact>span {
  color: var(--muted);
  font-size: 11px;
}

.global-phone {
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.service-bar {
  position: sticky;
  z-index: 80;
  top: 0;
  border-bottom: 1px solid rgba(0, 0, 0, .08);
  background: rgba(250, 250, 252, .94);
  backdrop-filter: saturate(180%) blur(20px);
}

.nav-wrap {
  height: 80px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav {
  margin-right: auto;
}

.main-nav a {
  color: #333336;
  font-size: 15px;
  font-weight: 500;
}

.main-nav a[href*="#projects"] {
  display: none;
}

.services-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.services-trigger-icon {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  transition: transform .2s ease;
}

.services-trigger-icon svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-bar.mega-open .services-trigger,
.services-trigger:hover {
  color: var(--blue);
}

.service-bar.mega-open .services-trigger-icon,
.services-trigger.mobile-open .services-trigger-icon {
  transform: rotate(180deg);
}

.services-mega {
  position: absolute;
  z-index: 44;
  top: calc(100% + 10px);
  left: max(16px, min(calc(50% - 120px), calc(100vw - 936px)));
  width: min(920px, calc(100vw - 32px));
  height: auto;
  max-height: calc(100vh - var(--sticky-header-height, 76px) - 26px);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transform: translateY(7px);
  transform-origin: top center;
  transition: opacity .18s ease, transform .18s cubic-bezier(.2, .8, .2, 1), visibility 0s linear .18s;
}

.service-bar.mega-open .services-mega {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.services-mega-inner {
  height: auto;
  display: grid;
  grid-template-columns: 240px 290px minmax(320px, 1fr);
  align-items: start;
  gap: 8px;
}

.services-mega-inner>* {
  max-height: calc(100vh - var(--sticky-header-height, 76px) - 26px);
  overflow: hidden;
  border: 1px solid #dce3e9;
  border-radius: 10px;
  background: rgba(255, 255, 255, .99);
  box-shadow: 0 14px 36px rgba(15, 32, 48, .13);
  padding: 8px;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transform: translateX(-10px);
  transition: opacity .16s ease, transform .2s cubic-bezier(.2, .8, .2, 1), visibility 0s linear .2s;
}

.mega-groups {
  transform: translateY(6px);
}

.service-bar.mega-open .mega-groups,
.service-bar.mega-open .services-mega.has-categories .mega-categories,
.service-bar.mega-open .services-mega.has-services .mega-services {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.mega-groups,
.mega-categories,
.mega-services {
  display: grid;
  align-content: start;
}

.mega-categories {
  grid-template-rows: auto minmax(0, 1fr);
  padding: 8px;
}

.mega-category-list {
  min-height: 0;
  max-height: 360px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 3px;
  scrollbar-width: thin;
  scrollbar-color: #b8c4cd transparent;
}

.mega-group,
.mega-category {
  width: 100%;
  min-height: 46px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 9px 12px;
  border: 0;
  border-radius: 6px;
  color: #334250;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: color .18s ease, background .18s ease;
}

.mega-category::before {
  content: "";
  width: 2px;
  position: absolute;
  inset: 0 auto 0 0;
  background: transparent;
}

.mega-group span,
.mega-category span {
  color: inherit;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
}

.mega-group i,
.mega-category i {
  color: #71808c;
  font-size: 16px;
  font-style: normal;
}

.mega-group:hover,
.mega-category:hover {
  color: #123b5f;
  background: #f3f7fa;
}

.mega-group.is-active,
.mega-category.is-active {
  color: #075fae;
  background: #eef6fc;
}

.mega-category.is-active::before {
  background: #0874d1;
}

.mega-group.is-active i,
.mega-category.is-active span,
.mega-category.is-active i {
  color: #0874d1;
}

.mega-directory-link {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 7px 4px 0;
  padding: 5px 8px 0;
  border-top: 1px solid #e0e5ea;
  color: #075fae !important;
  font-size: 11px !important;
  font-weight: 700 !important;
}

.mega-directory-link:hover,
.mega-directory-link:focus-visible {
  color: #004f9d !important;
}

.mega-services {
  min-width: 0;
  grid-template-rows: auto minmax(0, 1fr);
  padding: 8px;
  transition: opacity .14s ease, transform .14s ease;
}

.mega-flyout-heading {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 12px;
  border-bottom: 1px solid #e5e9ed;
  color: #1e2f3d;
  font-size: 13px;
  font-weight: 700;
}

.mega-flyout-heading a {
  flex: 0 0 auto;
  color: #0874d1;
  font-size: 10px;
  font-weight: 700;
}

.mega-service-list {
  min-height: 0;
  max-height: 410px;
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-rows: minmax(42px, auto);
  align-content: start;
  gap: 1px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 5px 0 0;
  scrollbar-width: thin;
  scrollbar-color: #b8c4cd transparent;
}

.mega-service-list a {
  min-height: 42px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 7px 12px;
  border: 0;
  border-radius: 7px;
  color: #354454;
  background: transparent;
  font-size: 13px;
  line-height: 1.3;
  transition: color .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.mega-service-list a i {
  color: #71808c;
  font-size: 16px;
  font-style: normal;
}

.mega-service-list a:hover {
  color: #0874d1;
  background: #f1f7fc;
}

.mega-service-list a:focus-visible {
  color: #0874d1;
  background: #eef6fc;
  outline: 2px solid #0874d1;
  outline-offset: -2px;
}

.service-bar.mega-open .services-mega.has-services .mega-services.is-updating {
  opacity: .35;
  transform: translateY(4px);
}

.service-bar.mega-open .services-mega.has-categories .mega-categories.is-updating {
  opacity: .35;
  transform: translateX(-4px);
}

.mobile-services {
  display: none;
}

.mega-backdrop {
  position: fixed;
  z-index: 40;
  inset: var(--sticky-header-height, 76px) 0 0;
  background: rgba(8, 20, 31, .14);
  opacity: 0;
  visibility: hidden;
  transition: opacity .18s ease, visibility .18s ease;
}

body.mega-menu-open .mega-backdrop {
  opacity: 1;
  visibility: visible;
}

@media (prefers-reduced-motion: reduce) {

  .services-mega,
  .services-mega-inner>*,
  .mega-services {
    transition: none;
  }
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 18px;
  border: 0;
  border-radius: 7px;
  color: #fff;
  background: var(--blue);
  font-size: 13px;
  cursor: pointer;
  transition: background .2s, transform .2s;
}

.button:hover {
  background: #0071e3;
}

.button:active {
  transform: scale(.95);
}

.menu-toggle {
  position: relative;
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: none;
  padding: 0;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 50%;
  display: block;
  width: 25px;
  height: 2px;
  margin: 0;
  border-radius: 999px;
  background: var(--ink);
  transform: translate(-50%, -5px);
  transition: transform .25s ease, background .2s ease;
}

.menu-toggle span:last-child {
  transform: translate(-50%, 5px);
}

.menu-toggle.active span:first-child {
  transform: translate(-50%, 0) rotate(45deg);
}

.menu-toggle.active span:last-child {
  transform: translate(-50%, 0) rotate(-45deg);
}

footer {
  padding: 78px 0 26px;
  background: var(--parchment);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr .72fr 1fr;
  gap: 54px;
}

.footer-brand img {
  width: 230px;
  aspect-ratio: 48 / 16;
  height: auto;
}

.footer-brand p {
  max-width: 340px;
  margin: 20px 0 22px;
  color: #5f5f63;
  font-size: 14px;
  line-height: 1.6;
}

.footer-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 14px;
}

.footer-cta span {
  font-size: 19px;
}

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

.footer-links .footer-heading {
  min-height: 35px;
  color: var(--ink);
  font-size: 11px;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.footer-links a,
.footer-links p {
  margin: 0;
  color: #5f5f63;
  font-size: 13px;
  line-height: 1.55;
}

.footer-links a:hover {
  color: var(--blue);
}

.footer-contact p {
  margin-top: 9px;
}

.footer-credentials {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 58px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.footer-credentials span {
  min-height: 82px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 0 24px;
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

.footer-credentials span:first-child {
  padding-left: 0;
}

.footer-credentials span:last-child {
  border-right: 0;
}

.footer-credentials b {
  color: var(--ink);
  font-size: 13px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  color: var(--muted);
  font-size: 11px;
}

.footer-bottom>div {
  display: flex;
  gap: 24px;
}

.footer-bottom a:hover {
  color: var(--blue);
}

.language-switcher {
  position: relative;
}

.language-switcher summary {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  list-style: none;
}

.language-switcher summary::-webkit-details-marker {
  display: none;
}

.language-switcher svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}

.language-options {
  position: absolute;
  z-index: 5;
  right: 0;
  bottom: calc(100% + 8px);
  display: grid;
  min-width: 96px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  box-shadow: 0 8px 24px rgb(7 23 37 / 12%);
}

.footer-bottom .language-options a {
  padding: 4px 0;
  white-space: nowrap;
}

.hero-scroll-cue {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 22px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  color: var(--blue);
  background: transparent;
  transform: translateX(-50%);
  cursor: pointer;
}

.hero-scroll-cue span {
  width: 10px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
}

.hero-scroll-cue:hover {
  color: #004f9f;
  background: transparent;
}

.form-success-state,
.form-error-state {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 28px 18px;
  text-align: center;
}

.form-success-icon {
  position: relative;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border: 2px solid #b9d7ef;
  border-radius: 50%;
  color: var(--blue);
  background: #eef6ff;
  animation: form-success-pop .32s ease both;
}

.form-success-icon::before,
.form-success-icon::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: .28;
}

.form-success-icon::before {
  right: -8px;
  top: 12px;
}

.form-success-icon::after {
  left: -7px;
  bottom: 13px;
}

.form-success-icon svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 38;
  stroke-dashoffset: 38;
  animation: form-check-draw .38s ease .16s forwards;
}

.form-success-state h3,
.form-error-state h3 {
  margin: 4px 0 0;
  font-size: 24px;
}

.form-success-state p,
.form-error-state p {
  max-width: 360px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.form-success-state button,
.form-error-state button {
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
}

button.is-sending {
  pointer-events: none;
}

.required-marker {
  margin-left: .18em;
  color: #b42318;
  font-weight: 800;
}

button.is-sending::before {
  content: "";
  width: 1em;
  height: 1em;
  margin-right: 8px;
  border: 2px solid rgba(255, 255, 255, .5);
  border-top-color: #fff;
  border-radius: 50%;
  animation: form-spin .7s linear infinite;
}

@keyframes form-success-pop {
  from {
    opacity: 0;
    transform: scale(.9);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes form-check-draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes form-spin {
  to {
    transform: rotate(1turn);
  }
}

@media (prefers-reduced-motion: reduce) {

  .form-success-icon,
  .form-success-icon svg,
  button.is-sending::before {
    animation: none;
  }

  .form-success-icon svg {
    stroke-dashoffset: 0;
  }
}

.page-editorial-visual {
  width: min(1120px, calc(100% - 36px));
  margin: 58px auto 72px;
  overflow: hidden;
  border-radius: 24px;
  background: #eaf2f7;
  box-shadow: 0 20px 55px rgba(14, 42, 68, .09);
}

.page-editorial-visual img {
  width: 100%;
  height: clamp(240px, 38vw, 520px);
  display: block;
  object-fit: cover;
}

.content-social {
  width: min(920px, calc(100% - 48px));
  margin: 28px auto 76px;
  padding: 24px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border: 1px solid var(--soft-line);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 16px 40px rgba(23, 28, 34, .07);
}

.content-social small {
  display: block;
  margin-bottom: 6px;
  color: var(--blue);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
}

.content-social strong {
  font-size: 20px;
  letter-spacing: -.025em;
}

.content-social nav {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.content-social nav a {
  min-height: 44px;
  padding: 0 15px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--soft-line);
  border-radius: 999px;
  color: var(--ink);
  background: #fff;
  font-size: 12px;
  font-weight: 650;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.content-social nav a:hover {
  transform: translateY(-2px);
  border-color: #b8d7f5;
  background: #f6faff;
}

.content-social svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

.content-social .social-whatsapp {
  color: #128c4a;
}

.content-social .social-email {
  color: #0874d1;
}

.content-social .social-linkedin {
  color: #0a66c2;
}

.footer-socials {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 13px;
}

.footer-socials a {
  color: var(--blue) !important;
  font-size: 11px !important;
  font-weight: 650;
}

:focus-visible {
  outline: 2px solid #0071e3;
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

.form-consent {
  display: flex;
  gap: .65rem;
  align-items: flex-start;
  margin: 1rem 0;
  font-size: .9rem;
  line-height: 1.45;
}

.form-consent input {
  flex: 0 0 auto;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: .1rem;
}


/* Evidence, attribution and technical-source notices */
.evidence-disclaimer,
.engineering-tool-limitations,
.technical-references {
  max-width: 1120px;
  margin: 24px auto;
  padding: 18px 20px;
  border: 1px solid #cbd8ed;
  border-left: 4px solid var(--brand);
  border-radius: 10px;
  background: #f6f9fe;
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.65;
}

.evidence-disclaimer strong,
.engineering-tool-limitations strong,
.technical-references h2 {
  color: var(--ink);
}

.technical-references ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

.technical-references li+li {
  margin-top: 8px;
}

.credential-scope-note {
  margin-top: -8px;
  padding-bottom: 16px;
  color: #cbd5e1;
  font-size: 0.78rem;
  line-height: 1.5;
}

.credential-scope-note a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 700px) {

  .evidence-disclaimer,
  .engineering-tool-limitations,
  .technical-references {
    margin: 20px auto;
    padding: 16px;
  }
}