:root {
  color-scheme: dark;
  --bg: #031127;
  --surface: #0b203d;
  --surface-alt: #0f294b;
  --surface-soft: #eef4ff;
  --text: #f3f7ff;
  --text-muted: #b0c2dc;
  --primary: #1c84ed;
  --primary-strong: #145bb4;
  --accent: #3a7cf4;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #ffffff;
  color: #071429;
}

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

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

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

.container {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(3, 17, 39, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2rem 0;
  min-height: 96px;
}

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

/* Logo inside header */
.brand .logo {
  width: 220px;
  height: auto;
  object-fit: contain;
  display: block;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
}

.main-nav a {
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  border-radius: 999px;
  padding: 0.95rem 1.7rem;
  font-weight: 700;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn-primary,
.btn-cta {
  background: rgb(28, 132, 237);
  color: #071b31;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.hero {
  padding: 5rem 0 3.5rem;
}

/* Slider full-width under header (CSS-only crossfade) */
.slider {
  position: relative;
  width: 100%;
  height: min(80vh, 700px);
  overflow: hidden;
}
.slider .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  animation: slideFade 28s infinite;
}
.slider .slide:nth-child(1) { animation-delay: 0s; }
.slider .slide:nth-child(2) { animation-delay: 4.666s; }
.slider .slide:nth-child(3) { animation-delay: 9.333s; }
.slider .slide:nth-child(4) { animation-delay: 14s; }
.slider .slide:nth-child(5) { animation-delay: 18.666s; }
.slider .slide:nth-child(6) { animation-delay: 23.333s; }

.slide-img,
.slide-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2,8,20,0.45), rgba(2,8,20,0.45));
  pointer-events: none;
}

.slide-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  z-index: 2;
  pointer-events: none;
}
.slide-content > div {
  pointer-events: auto;
  max-width: 680px;
  color: var(--text);
  padding: 2rem;
}
.slide-content h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
}

@keyframes slideFade {
  0% { opacity: 0; }
  5% { opacity: 1; }
  21.666% { opacity: 1; }
  25% { opacity: 0; }
  100% { opacity: 0; }
}

/* Ensure slider stacks under header's sticky background */
.site-header + .slider { margin-top: 0; }

@media (max-width: 1080px) {
  .brand .logo { width: 180px; height: auto; }
}

@media (max-width: 720px) {
  .brand .logo { width: 140px; height: auto; margin-right: 0.6rem; }
  .slide-content { justify-content: center; }
  .slide-content > div { padding: 1rem; text-align: center; }
  .header-inner { padding: 1.2rem 0; }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

.hero-copy {
  display: grid;
  gap: 1.5rem;
}

.eyebrow {
  margin: 0;
  color: #1C84ED;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 1.66rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 2.8vw, 3rem);
  line-height: 1.03;
  letter-spacing: -0.05em;
  color: #000000;
}

.hero p {
  margin: 0;
  max-width: 600px;
  color: #142747;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.hero-details div {
  padding: 1rem 1.2rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-details strong {
  display: block;
  font-size: 1.35rem;
}

.hero-panel {
  position: relative;
  border-radius: 32px;
  background: linear-gradient(180deg, rgba(9, 31, 68, 0.96), rgba(8, 22, 44, 0.95));
  border: 3px solid #ffffff;
  color: #ffffff;
  padding: 2.6rem;
  overflow: hidden;
  display: grid;
  gap: 1.5rem;
  justify-self: center;
  width: min(680px, 100%);
}

.panel-head h2 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.2;
  text-align: center;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(28, 132, 237, 0.2), transparent 25%),
    radial-gradient(circle at bottom left, rgba(58, 124, 244, 0.16), transparent 22%);
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.panel-head span {
  display: inline-block;
  margin-bottom: 0.7rem;
  color: #ffffff;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.panel-item {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.07);
  border: 2px solid #ffffff;
}

.panel-item p {
  color: #ffffff;
}

.panel-item .panel-icon {
  width: 3rem;
  height: 3rem;
  object-fit: contain;
  display: block;
  justify-self: center;
}

.panel-item span {
  display: inline-flex;
  width: 3rem;
  height: 3rem;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  font-size: 1.3rem;
}

.panel-blue span {
  background: rgba(58, 124, 244, 0.16);
  color: #3a7df4;
}

.panel-green span {
  background: rgba(28, 132, 237, 0.16);
  color: var(--primary);
}

.panel-white span {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
}

.panel-grey span {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
}

.panel-footer {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.panel-footer div {
  padding: 1rem 1.2rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 2px solid #ffffff;
}

.panel-footer strong {
  display: block;
  font-size: 1.4rem;
}

.section {
  padding: 4rem 0;
}

.section-block {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 32px;
  padding: 2.5rem;
}

.section-dark {
  background: linear-gradient(180deg, rgba(4, 16, 34, 0.96), rgba(10, 24, 47, 0.96));
}

.section-light {
  background: #f8fbff;
  color: #071429;
}

.section-header {
  max-width: 720px;
  margin-bottom: 2rem;
}

.section-label {
  display: inline-block;
  margin-bottom: 0.75rem;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.section h2 {
  margin: 0;
  font-size: clamp(2.2rem, 2.8vw, 3.2rem);
  line-height: 1.08;
  color: #000000;
}

.section-dark h2,
.section-contact h2,
.panel-head h2 {
  color: #ffffff;
}

.section-light .section-label {
  color: #1c78f2;
}

.section-light h2 {
  color: #000000;
}

.services-grid,
.stats-grid,
.segments-grid,
.timeline,
.contact-grid,
.footer-grid {
  display: grid;
  gap: 1.5rem;
}

.services-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.timeline {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

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

.footer-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.footer-grid > div {
  padding: 0 1.5rem;
}

.footer-grid > div:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.footer-logo {
  width: 140px;
  height: auto;
  display: block;
  margin-bottom: 1rem;
}

.service-card,
.segment-card,
.stat-card,
.timeline-item,
.contact-panel,
.contact-form {
  border-radius: 28px;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.section-dark .service-card {
  color: #f3f7ff;
}

.section-light .service-card,
.section-light .segment-card,
.section-light .stat-card,
.section-light .timeline-item {
  background: #ffffff;
  border-color: rgba(13, 41, 77, 0.08);
}

.service-icon {
  width: 4rem;
  height: 4rem;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  margin: 0 auto 1rem;
  overflow: hidden;
}

.service-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.service-card h3,
.segment-card h3,
.timeline-item h3 {
  margin: 0 0 0.85rem;
  text-align: center;
}

.service-card p,
.segment-card p,
.timeline-item p {
  margin: 0;
  line-height: 1.75;
  color: inherit;
}

.stat-card {
  text-align: center;
  padding: 2rem 1.5rem;
}

.stat-card span {
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.timeline-item {
  text-align: center;
  padding: 1.75rem 1rem;
}

.timeline-item span {
  display: inline-flex;
  width: 3rem;
  height: 3rem;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(28, 132, 237, 0.18);
  color: var(--primary);
  font-weight: 800;
  margin: 0 auto 1rem;
}

.section-contact {
  padding: 4rem 0;
}

.contact-panel {
  display: grid;
  gap: 1.25rem;
  background: linear-gradient(180deg, rgba(6, 16, 35, 0.98), rgba(9, 23, 45, 0.95));
  color: #f7fbff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-panel a,
.contact-panel p,
.contact-panel strong {
  color: inherit;
}

.contact-panel a {
  color: var(--primary);
}

.contact-info {
  display: grid;
  gap: 1rem;
}

.contact-info div {
  display: grid;
  gap: 0.35rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
  border: 1px solid #000000;
  padding: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.75rem;
  color: #000000;
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border-radius: 18px;
  border: 1px solid #000000;
  background: rgba(255, 255, 255, 0.08);
  color: #000000;
  padding: 1rem 1.1rem;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #000000;
  opacity: 1;
}

.contact-form select,
.contact-form option {
  color: #000000;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #000000;
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.08);
}

#servicios .section-header h2 {
  text-align: center;
}

.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 22rem;
}

.site-footer {
  padding: 3rem 0 1.5rem;
  background: #021028;
  color: #9db4d8;
}

.footer-grid {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand strong {
  display: block;
  font-size: 1.5rem;
  color: #ffffff;
  margin-bottom: 0.8rem;
}

.footer-grid h4 {
  margin: 0 0 1rem;
  color: #ffffff;
}

.site-footer .footer-grid > div:nth-child(3) p:first-of-type {
  font-size: 0.95rem;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.footer-grid a {
  color: inherit;
}

.footer-bottom {
  padding-top: 1.25rem;
  text-align: center;
  font-size: 0.95rem;
  color: #7d95c0;
}

@media (max-width: 1080px) {
  .hero-grid,
  .stats-grid,
  .segments-grid,
  .timeline,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-grid > div {
    border-right: none;
    padding: 0;
  }
}

@media (max-width: 720px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    padding-top: 3rem;
  }

  .section {
    padding: 3rem 0;
  }

  .hero-details,
  .panel-grid,
  .panel-footer {
    grid-template-columns: 1fr;
  }

  .hero-panel,
  .section-block,
  .contact-panel,
  .contact-form,
  .timeline-item,
  .stat-card,
  .service-card,
  .segment-card {
    border-radius: 24px;
  }
}