/* ==========================================================================
   Global Control Systems — base y componentes globales
   Orden: base · utilidades de marca · botones y enlaces · cabecera · pie
   ========================================================================== */

/* ---------- Base ---------- */

html {
  scroll-padding-top: calc(var(--header-h) + var(--space-4));
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--gcs-paper);
  color: var(--gcs-text);
  font-family: var(--font-sans);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

h1, h2, h3, h4 {
  text-wrap: balance;
  margin: 0;
}

p {
  text-wrap: pretty;
}

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

main:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Superficies oscuras: el foco pasa a celeste */
.site-header,
.site-footer,
.hero,
.svc-band,
.capabilities {
  --focus: var(--gcs-sky);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 2000;
  padding: var(--space-3) var(--space-4);
  background: var(--gcs-paper);
  color: var(--gcs-text);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

.gcs-container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Tipografía de marca ---------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gcs-muted);
  margin: 0 0 var(--space-4);
}

.eyebrow--sky {
  color: var(--gcs-sky);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-h2);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.lead-text {
  font-size: var(--fs-md);
  line-height: var(--lh-body);
  color: var(--gcs-muted);
  max-width: var(--measure);
  margin: 0 0 var(--space-5);
}

.note {
  font-size: var(--fs-sm);
  color: var(--gcs-muted);
  margin: 0;
}

/* ---------- Botones ---------- */

.btn-gcs {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: 0.75rem 1.375rem;
  border: 0;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform var(--dur-press) var(--ease-out),
    background-color var(--dur-fast) ease,
    color var(--dur-fast) ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-gcs:active {
  transform: scale(0.97);
}

.btn-gcs--primary {
  background: var(--gcs-blue);
  color: #fff;
}

.btn-gcs--primary:hover,
.btn-gcs--primary:active {
  background: var(--gcs-blue-deep);
  color: #fff;
}

.btn-gcs--light {
  background: var(--gcs-paper);
  color: var(--gcs-ink);
}

.btn-gcs--light:hover,
.btn-gcs--light:active {
  background: #fff;
  color: var(--gcs-ink);
}

.btn-gcs--sm {
  min-height: 40px;
  padding: 0.5rem 1rem;
  font-size: var(--fs-sm);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-6);
}

@media (max-width: 399.98px) {
  .cta-row .btn-gcs {
    width: 100%;
  }
}

/* ---------- Enlaces con flecha ---------- */

/* inline (no flex): el subrayado recorre el texto y la flecha queda sin subrayar */
.link-arrow {
  display: inline;
  font-weight: 500;
  color: var(--gcs-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.3em;
  text-decoration-color: color-mix(in srgb, currentColor 40%, transparent);
  transition: color var(--dur-fast) ease, text-decoration-color var(--dur-fast) ease;
}

.link-arrow span {
  display: inline-block;
  margin-left: 0.3em;
  transition: transform var(--dur-fast) var(--ease-out);
}

.link-arrow:hover {
  color: var(--gcs-blue-deep);
  text-decoration-color: currentColor;
}

.link-arrow--on-dark {
  color: var(--gcs-on-dark);
  text-decoration-color: var(--gcs-sky);
}

.link-arrow--on-dark:hover {
  color: #fff;
  text-decoration-color: #fff;
}

@media (hover: hover) and (pointer: fine) {
  .link-arrow:hover span {
    transform: translateX(3px);
  }
}

/* ---------- Cabecera ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: var(--gcs-ink);
  border-bottom: 1px solid var(--gcs-ink-line);
}

.site-navbar {
  --bs-navbar-padding-y: 0;
  min-height: var(--header-h);
}

.site-navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: var(--header-h);
}

.site-logo {
  display: inline-flex;
  flex-shrink: 0;
  border-radius: 2px;
}

.site-logo img {
  width: 168px;
  height: auto;
  display: block;
}

.site-logo--sm img {
  width: 140px;
}

@media (min-width: 1200px) {
  .site-logo img {
    width: 180px;
  }
}

/* Botón de menú (móvil/tablet) */
.site-menu-btn,
.site-close-btn {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--gcs-ink-line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--gcs-on-dark);
  transition: transform var(--dur-press) var(--ease-out), border-color var(--dur-fast) ease;
  -webkit-tap-highlight-color: transparent;
}

.site-menu-btn:active,
.site-close-btn:active {
  transform: scale(0.95);
}

.site-menu-btn__bars,
.site-menu-btn__bars::before,
.site-menu-btn__bars::after {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  content: "";
}

.site-menu-btn__bars {
  position: relative;
}

.site-menu-btn__bars::before {
  position: absolute;
  top: -6px;
}

.site-menu-btn__bars::after {
  position: absolute;
  top: 6px;
}

.site-close-btn span,
.site-close-btn span::before {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  transform: rotate(45deg);
}

.site-close-btn span::before {
  content: "";
  transform: rotate(90deg);
}

/* Navegación — estilos comunes */
.site-nav .nav-link {
  font-size: var(--fs-base);
  font-weight: 500;
  color: var(--gcs-on-dark-muted);
  background: none;
  border: 0;
  transition: color var(--dur-fast) ease;
}

.site-nav .nav-link:hover,
.site-nav .nav-link:focus-visible,
.site-nav .nav-link.show {
  color: #fff;
}

.site-nav .nav-link[aria-current],
.site-nav .nav-link.is-active {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: var(--gcs-sky);
  text-underline-offset: 0.5em;
  text-decoration-thickness: 1.5px;
}

.site-nav .dropdown-toggle::after {
  border: 0;
  width: 0.45em;
  height: 0.45em;
  margin-left: 0.45em;
  vertical-align: 0.2em;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--dur-fast) var(--ease-out);
}

.site-nav .dropdown-toggle.show::after {
  transform: translateY(0.15em) rotate(-135deg);
}

/* Panel de servicios */
.site-mega {
  --bs-dropdown-link-color: var(--gcs-text);
  --bs-dropdown-link-hover-color: var(--gcs-blue-deep);
  --bs-dropdown-link-hover-bg: var(--gcs-surface);
  --bs-dropdown-link-active-color: var(--gcs-blue-deep);
  --bs-dropdown-link-active-bg: var(--gcs-surface);
  padding: var(--space-5);
  border: 1px solid var(--gcs-line);
  border-radius: var(--radius);
  background: var(--gcs-paper);
}

.site-mega__groups {
  display: grid;
  gap: var(--space-5);
}

.site-mega__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gcs-muted);
  margin: 0 0 var(--space-2);
  padding-inline: var(--space-3);
}

.site-mega .dropdown-item {
  white-space: normal;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  font-weight: 500;
  line-height: 1.35;
}

.site-mega__all {
  margin-top: var(--space-4);
  border-top: 1px solid var(--gcs-line);
  border-radius: 0 !important;
  padding-top: var(--space-4) !important;
  color: var(--gcs-blue) !important;
}

.site-mega__all span {
  margin-left: 0.3em;
}

/* Selector de idioma */
.site-lang {
  display: flex;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-lang a {
  display: inline-grid;
  place-items: center;
  min-width: 40px;
  min-height: 40px;
  padding-inline: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gcs-muted-dark);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--dur-fast) ease;
}

.site-lang a:hover {
  color: #fff;
}

.site-lang a[aria-current="true"] {
  color: #fff;
  box-shadow: inset 0 -1.5px 0 var(--gcs-sky);
  border-radius: 0;
}

.site-nav-end {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Escritorio (≥1200 px): barra horizontal y panel desplegable */
@media (min-width: 1200px) {
  .site-offcanvas .offcanvas-header {
    display: none;
  }

  .site-offcanvas .offcanvas-body {
    align-items: center;
    gap: var(--space-5);
  }

  .site-nav {
    gap: var(--space-1);
  }

  .site-nav .nav-link {
    --bs-navbar-nav-link-padding-x: 0.7rem;
    font-size: 0.9375rem;
    padding-block: 0.5rem;
  }

  .site-nav .dropdown {
    position: static;
  }

  /* [data-bs-popper] iguala la especificidad de la regla de Bootstrap que fija left: 0 */
  .site-mega,
  .site-mega[data-bs-popper] {
    position: absolute;
    top: calc(100% + 1px);
    left: 50%;
    width: min(880px, calc(100vw - 2 * var(--gutter)));
    margin: 0;
    translate: -50% 0;
    box-shadow: 0 18px 40px -18px rgba(11, 18, 32, 0.35);
    --focus: var(--gcs-blue);
  }

  .site-navbar__inner {
    position: relative;
  }

  .site-mega__groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .site-mega.show {
    opacity: 1;
    transform: none;
    transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
  }

  @starting-style {
    .site-mega.show {
      opacity: 0;
      transform: translateY(-4px);
    }
  }

  .site-nav-end {
    padding-left: var(--space-5);
    border-left: 1px solid var(--gcs-ink-line);
  }
}

/* Móvil y tablet (<1200 px): panel lateral */
@media (max-width: 1199.98px) {
  .site-offcanvas {
    --bs-offcanvas-width: min(380px, 88vw);
    --bs-offcanvas-bg: var(--gcs-ink);
    --bs-offcanvas-color: var(--gcs-on-dark);
    --bs-offcanvas-transition: transform var(--dur-base) var(--ease-drawer);
    border-left: 1px solid var(--gcs-ink-line) !important;
  }

  .site-offcanvas .offcanvas-header {
    min-height: var(--header-h);
    padding: 0 var(--space-5);
    border-bottom: 1px solid var(--gcs-ink-line);
  }

  .site-offcanvas .offcanvas-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding: var(--space-5);
  }

  .site-nav .nav-link {
    padding-block: var(--space-3);
    font-size: var(--fs-md);
    width: 100%;
    text-align: left;
  }

  .site-nav .nav-item + .nav-item {
    border-top: 1px solid var(--gcs-ink-line);
  }

  .site-mega {
    --bs-dropdown-link-color: var(--gcs-on-dark-muted);
    --bs-dropdown-link-hover-color: #fff;
    --bs-dropdown-link-hover-bg: transparent;
    --bs-dropdown-link-active-color: #fff;
    --bs-dropdown-link-active-bg: transparent;
    padding: 0 0 var(--space-4) var(--space-4);
    border: 0;
    background: transparent;
  }

  .site-mega__label {
    color: var(--gcs-muted-dark);
    padding-inline: 0;
  }

  .site-mega .dropdown-item {
    padding-inline: 0;
    font-size: var(--fs-base);
    min-height: 40px;
    display: flex;
    align-items: center;
  }

  .site-mega__all {
    border-top-color: var(--gcs-ink-line);
    color: var(--gcs-sky) !important;
  }

  .site-nav-end {
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: auto;
  }
}

/* ---------- Pie ---------- */

.site-footer {
  background: var(--gcs-ink-deep);
  color: var(--gcs-on-dark-muted);
  padding-block: var(--space-8) var(--space-6);
  font-size: var(--fs-sm);
}

.site-footer__logo img {
  width: 200px;
  height: auto;
}

.site-footer__tagline {
  margin: var(--space-4) 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--gcs-on-dark);
  max-width: 24ch;
}

.site-footer__title {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gcs-muted-dark);
  margin-bottom: var(--space-4);
}

.site-footer__list {
  display: grid;
  gap: var(--space-2);
  margin: 0;
}

.site-footer a {
  color: var(--gcs-on-dark-muted);
  text-decoration: none;
  transition: color var(--dur-fast) ease;
}

.site-footer a:hover,
.site-footer a[aria-current] {
  color: #fff;
}

.site-footer .link-arrow {
  color: var(--gcs-sky);
}

.site-footer__muted {
  color: var(--gcs-muted-dark);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--gcs-ink-line);
  color: var(--gcs-muted-dark);
}

.site-footer__bottom p {
  margin: 0;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin: 0;
}

/* ---------- Movimiento reducido ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-property: color, background-color, border-color, opacity !important;
  }

  .btn-gcs:active,
  .site-menu-btn:active,
  .site-close-btn:active {
    transform: none;
  }
}