:root {
  /* Paleta corporativa B2B: hero oscuro, contenido claro y acentos técnicos. */
  --bg: #080d13;
  --surface: #f5f8fb;
  --surface-blue: #eef5fb;
  --card: #ffffff;
  --panel: #ffffff;
  --panel-soft: #f8fbfe;
  --line: #d9e2eb;
  --line-dark: rgba(157, 178, 201, 0.22);
  --text: #172433;
  --hero-text: #f4f7fb;
  --muted: #617284;
  --blue: #186aa5;
  --blue-soft: #e8f2fa;
  --orange: #e5752a;
  --white-soft: rgba(255, 255, 255, 0.86);
  --shadow: 0 14px 34px rgba(26, 49, 75, 0.10);
  --shadow-strong: 0 24px 80px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line-dark);
  background: rgba(8, 13, 19, 0.88);
  backdrop-filter: blur(18px);
}

.navbar {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 76px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 42px;
  border: 1px solid rgba(47, 155, 255, 0.55);
  background: linear-gradient(135deg, rgba(47, 155, 255, 0.24), rgba(255, 138, 53, 0.18));
  color: #ffffff;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  color: var(--hero-text);
  font-size: 1rem;
  letter-spacing: 0;
}

.brand small {
  color: var(--muted);
  font-size: 0.76rem;
}

.nav-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex: 1;
}

.nav-panel a {
  color: var(--muted);
  font-size: 0.93rem;
  transition: color 180ms ease;
}

.nav-panel a:hover {
  color: var(--hero-text);
}

.language-switcher {
  display: inline-flex;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.lang-button {
  min-width: 42px;
  height: 34px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-weight: 700;
}

.lang-button:last-child {
  border-right: 0;
}

.lang-button.active {
  background: var(--blue);
  color: #ffffff;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 38px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--hero-text);
}

.section-band {
  position: relative;
  padding: 94px 0;
}

.hero {
  /* Primera pantalla: contenido comercial + escena técnica de fondo. */
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  color: var(--hero-text);
}

.hero-canvas,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-canvas {
  width: 100%;
  height: 100%;
  opacity: 0.7;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 13, 19, 0.98) 0%, rgba(8, 13, 19, 0.82) 46%, rgba(8, 13, 19, 0.42) 100%),
    radial-gradient(circle at 80% 18%, rgba(47, 155, 255, 0.16), transparent 32%),
    radial-gradient(circle at 70% 76%, rgba(255, 138, 53, 0.12), transparent 30%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 56px;
  align-items: center;
}

.hero-content {
  max-width: 780px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--orange);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 780px;
  font-size: clamp(2.7rem, 7vw, 5.3rem);
  line-height: 1;
}

h2 {
  margin: 0;
  max-width: 790px;
  font-size: clamp(1.9rem, 3.4vw, 3rem);
  line-height: 1.08;
}

h3 {
  margin: 0;
  font-size: 1.16rem;
  line-height: 1.25;
}

.hero-copy {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--white-soft);
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  font-weight: 800;
}

.button.primary {
  background: var(--orange);
  color: #ffffff;
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.04);
}

.button.secondary.light {
  border-color: var(--line);
  background: var(--card);
  color: var(--blue);
}

.text-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--blue);
  font-weight: 900;
}

.hero-panel {
  border: 1px solid var(--line-dark);
  background: rgba(16, 25, 35, 0.74);
  box-shadow: var(--shadow-strong);
  padding: 28px;
}

.hero-panel span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-panel strong {
  display: block;
  margin-top: 8px;
  font-size: 1.6rem;
  line-height: 1.12;
}

.metric-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
}

.metric-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line-dark);
  padding-top: 12px;
}

.metric-list dt,
.metric-list dd {
  margin: 0;
}

.metric-list dt {
  color: var(--muted);
}

.metric-list dd {
  color: var(--blue);
  font-weight: 800;
}

.intro-strip {
  border-bottom: 1px solid var(--line);
  background: var(--card);
  box-shadow: 0 8px 24px rgba(26, 49, 75, 0.06);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.strip-grid span {
  min-height: 78px;
  display: flex;
  align-items: center;
  border-left: 1px solid var(--line);
  padding: 0 22px;
  color: #30475f;
  font-weight: 700;
}

.strip-grid span:last-child {
  border-right: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 36px;
}

.section-heading.left {
  margin-bottom: 0;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  max-width: 620px;
}

.service-grid {
  /* Tarjetas compactas para lectura rápida en escritorio y móvil. */
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.project-item,
.process-step {
  border: 1px solid var(--line);
  background: var(--card);
  padding: 26px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.service-card {
  min-height: 248px;
}

.service-wide {
  grid-column: span 2;
}

.icon-box {
  display: grid;
  place-items: center;
  width: 42px;
  height: 34px;
  margin-bottom: 26px;
  background: var(--blue-soft);
  color: var(--blue);
  font-weight: 900;
  font-size: 0.8rem;
}

.service-card p,
.project-item p,
.about-copy p,
.process-step p,
.benefit-item p,
.video-card p,
.service-copy p,
.detail-card p,
.problem-list li {
  color: var(--muted);
}

.page-hero {
  padding: 112px 0 72px;
  background:
    linear-gradient(135deg, rgba(18, 32, 51, 0.96), rgba(24, 49, 74, 0.92)),
    #122033;
  color: var(--hero-text);
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 56px;
  align-items: end;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.04;
}

.page-hero p {
  max-width: 760px;
  color: var(--white-soft);
  font-size: 1.08rem;
}

.page-summary {
  border: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 24px;
}

.page-summary strong,
.page-summary span {
  display: block;
}

.page-summary span {
  margin-bottom: 8px;
  color: var(--orange);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.service-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 44px;
  align-items: start;
}

.service-copy {
  display: grid;
  gap: 18px;
}

.detail-grid,
.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.detail-card,
.link-card,
.video-card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.detail-card ul,
.problem-list,
.service-nav-list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding-left: 18px;
}

.service-aside {
  position: sticky;
  top: 96px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.service-aside .button {
  width: 100%;
  margin-top: 12px;
}

.service-nav-list a,
.link-card a {
  color: var(--blue);
  font-weight: 900;
}

.video-band {
  background: #ffffff;
  border-top: 1px solid var(--line);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  max-width: 760px;
  margin: 0 auto;
}

.video-card {
  padding: 16px;
}

.video-frame {
  aspect-ratio: 16 / 9;
  max-height: 240px;
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(24, 106, 165, 0.12), rgba(229, 117, 42, 0.08)),
    #f2f6fa;
}

.video-frame video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #eef3f7;
}

#animaciones .video-grid {
  width: min(460px, calc(100% - 40px));
  max-width: 460px;
  grid-template-columns: 1fr;
}

#animaciones .video-frame {
  height: 220px;
  max-height: 220px;
  aspect-ratio: auto;
}

.section-cta {
  margin-top: 26px;
}

.process-band {
  background: var(--surface-blue);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.process-step {
  min-height: 250px;
  position: relative;
}

.process-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 34px;
  margin-bottom: 28px;
  border: 1px solid rgba(24, 106, 165, 0.24);
  background: var(--blue-soft);
  color: var(--blue);
  font-weight: 900;
  font-size: 0.8rem;
}

.benefits-band {
  background: #ffffff;
}

.benefit-list {
  display: grid;
  gap: 12px;
}

.benefit-item {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 14px;
  align-items: start;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 18px 20px;
  box-shadow: 0 10px 26px rgba(26, 49, 75, 0.07);
}

.benefit-item span {
  width: 12px;
  height: 12px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 5px rgba(229, 117, 42, 0.12);
}

.benefit-item p {
  margin: 0;
  font-weight: 700;
}

.projects-band {
  background: var(--surface-blue);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.project-list {
  /* Grid responsive sin scroll horizontal para que ninguna tarjeta quede cortada. */
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 16px;
}

.project-item {
  min-height: 260px;
  background: var(--card);
}

.project-item span {
  display: inline-block;
  margin-bottom: 34px;
  color: var(--orange);
  font-size: 0.84rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-details {
  margin-top: 22px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.project-details summary {
  width: fit-content;
  color: var(--blue);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 900;
}

.project-details summary::marker {
  color: var(--orange);
}

.project-details ul {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.project-details li {
  padding-left: 2px;
}

.tech-layout,
.about-grid,
.contact-grid,
.benefits-layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 58px;
  align-items: start;
}

.tech-cloud {
  display: grid;
  gap: 18px;
}

.tech-group {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 8px 22px rgba(26, 49, 75, 0.06);
}

.tech-group h3 {
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 0.96rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-tags span {
  border: 1px solid var(--line);
  background: var(--card);
  padding: 12px 16px;
  color: #26394d;
  font-weight: 800;
  box-shadow: 0 6px 16px rgba(26, 49, 75, 0.05);
}

.compat-note {
  max-width: 780px;
  margin: 18px 0 0 auto;
  color: var(--muted);
  font-size: 0.88rem;
}

.about-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.about-copy {
  display: grid;
  gap: 14px;
  font-size: 1.08rem;
}

.about-copy p {
  margin: 0;
}

.contact-band {
  background:
    linear-gradient(135deg, rgba(24, 106, 165, 0.08), transparent 52%),
    #eef5fb;
}

.contact-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.cta-panel {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.contact-button {
  min-height: 130px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 22px;
  transition: border-color 180ms ease, transform 180ms ease;
}

.contact-button:hover {
  border-color: rgba(255, 138, 53, 0.7);
  transform: translateY(-2px);
}

.contact-button span {
  font-size: 1.2rem;
  font-weight: 900;
}

.contact-button small {
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #122033;
}

.footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
}

.footer-inner span:first-child {
  color: var(--hero-text);
  font-weight: 900;
}

@media (max-width: 920px) {
  /* Navegación y layouts principales para tablet y móvil. */
  .navbar {
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 0;
  }

  .brand {
    flex: 1;
  }

  .menu-toggle {
    display: block;
  }

  .language-switcher {
    order: 3;
  }

  .nav-panel {
    order: 4;
    display: none;
    width: 100%;
    flex: 0 0 100%;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--line);
    padding-top: 10px;
  }

  .nav-panel.open {
    display: flex;
  }

  .nav-panel a {
    padding: 10px 0;
  }

  .hero {
    min-height: auto;
    padding-top: 74px;
  }

  .hero-grid,
  .page-hero-grid,
  .service-layout,
  .tech-layout,
  .about-grid,
  .contact-grid,
  .benefits-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

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

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

  .service-aside {
    position: static;
  }

  .service-wide {
    grid-column: span 2;
  }

  .contact-actions {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  /* Ajustes finales para móviles pequeños. */
  .container {
    width: min(100% - 28px, 1120px);
  }

  .section-band {
    padding: 68px 0;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(8, 13, 19, 0.96), rgba(8, 13, 19, 0.76)),
      radial-gradient(circle at 72% 18%, rgba(47, 155, 255, 0.13), transparent 38%);
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .hero-panel {
    padding: 22px;
  }

  .strip-grid,
  .service-grid,
  .process-grid,
  .detail-grid,
  .link-grid,
  .video-grid {
    grid-template-columns: 1fr;
  }

  .strip-grid span,
  .strip-grid span:last-child {
    border-right: 1px solid var(--line);
  }

  .service-wide {
    grid-column: span 1;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 18px 0;
  }
}