:root {
  /* ================================
     COLORES DE MARCA
     ================================ */
  --color-bg: #080b0f;
  --color-bg-soft: #0d1218;
  --color-surface: #111820;
  --color-surface-hover: #17212c;
  --color-border: #25313d;
  --color-border-light: #334252;

  --color-white: #ffffff;
  --color-text: #f5f7fa;
  --color-text-muted: #a6b0bc;
  --color-text-subtle: #71808f;

  --color-blue: #174a73;
  --color-blue-dark: #123e61;
  --color-blue-light: #1f6598;
  --color-blue-soft: #0d2e49;
  --color-blue-glow: rgb(23 74 115 / 35%);

  /* ================================
     TIPOGRAFÍA Y MEDIDAS
     ================================ */
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --font-display: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;

  --container-width: 1180px;
  --header-height: 76px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --shadow-card: 0 18px 45px rgb(0 0 0 / 18%);
  --shadow-blue: 0 12px 35px rgb(23 74 115 / 25%);

  --transition-fast: 180ms ease;
  --transition-base: 260ms ease;
}

/* ================================
   RESET Y BASE
   ================================ */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

button {
  border: 0;
}

::selection {
  color: var(--color-white);
  background: var(--color-blue-light);
}

/* ================================
   ELEMENTOS GENERALES
   ================================ */

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

.section {
  position: relative;
  padding: 112px 0;
}

.section--compact {
  padding: 80px 0;
}

.section--bordered {
  border-top: 1px solid var(--color-border);
}

.section__heading {
  max-width: 760px;
  margin: 0 auto 52px;
  text-align: center;
}

.section__eyebrow,
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--color-blue-light);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.section__eyebrow::before,
.hero__eyebrow::before {
  width: 24px;
  height: 1px;
  content: "";
  background: currentColor;
}

.section__title {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.section__description {
  max-width: 670px;
  margin: 18px auto 0;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ================================
   BOTONES
   ================================ */

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0.78rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 750;
  line-height: 1;
  cursor: pointer;
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.button:hover {
  transform: translateY(-2px);
}

.button:focus-visible,
a:focus-visible,
button:focus-visible {
  outline: 3px solid rgb(31 101 152 / 55%);
  outline-offset: 3px;
}

.button--primary {
  color: var(--color-white);
  background: var(--color-blue);
  box-shadow: var(--shadow-blue);
}

.button--primary:hover {
  background: var(--color-blue-light);
  box-shadow: 0 14px 38px rgb(31 101 152 / 35%);
}

.button--secondary {
  color: var(--color-text);
  background: transparent;
  border-color: var(--color-border-light);
}

.button--secondary:hover {
  color: var(--color-white);
  background: var(--color-surface);
  border-color: var(--color-blue-light);
}

.button--small {
  min-height: 42px;
  padding: 0.65rem 1rem;
  font-size: 0.82rem;
}

.button__arrow {
  font-size: 1.05em;
  transition: transform var(--transition-fast);
}

.button:hover .button__arrow {
  transform: translateX(3px);
}

/* ================================
   HEADER Y NAVEGACIÓN
   ================================ */

.site-header {
  position: relative;
  z-index: 10;
  height: var(--header-height);
  border-bottom: 1px solid rgb(255 255 255 / 7%);
  background: rgb(8 11 15 / 86%);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand__mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 2px solid var(--color-text);
  border-radius: 10px 14px 10px 14px;
  color: var(--color-white);
  font-weight: 900;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 38px);
}

.site-nav__link {
  position: relative;
  padding: 28px 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.site-nav__link::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--color-blue-light);
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"] {
  color: var(--color-white);
}

.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-header__menu-button {
  display: none;
  width: 42px;
  height: 42px;
  color: var(--color-white);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ================================
   HERO
   ================================ */

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 104px 0 84px;
  border-bottom: 1px solid var(--color-border);
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: -260px;
  right: -180px;
  width: 650px;
  height: 650px;
  content: "";
  border: 1px solid rgb(31 101 152 / 18%);
  border-radius: 50%;
  box-shadow:
    0 0 0 80px rgb(31 101 152 / 3%),
    0 0 0 160px rgb(31 101 152 / 2%);
}

.hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  opacity: 0.25;
  background-image:
    linear-gradient(rgb(255 255 255 / 3%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 3%) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent 0%, black 45%, transparent 100%);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.93fr) minmax(420px, 1.07fr);
  align-items: center;
  gap: 56px;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__title {
  max-width: 700px;
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 6.2vw, 5.8rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.98;
}

.hero__description {
  max-width: 560px;
  margin: 26px 0 30px;
  color: var(--color-text-muted);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero__visual {
  position: relative;
  min-height: 470px;
}

.hero__visual::before {
  position: absolute;
  inset: 12% 3% 10%;
  content: "";
  border: 1px solid rgb(31 101 152 / 30%);
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgb(23 74 115 / 18%), transparent 45%),
    radial-gradient(circle at 50% 50%, rgb(23 74 115 / 20%), transparent 62%);
  transform: rotate(-5deg);
}

.hero__visual-grid {
  position: absolute;
  inset: 14% 5% 12%;
  opacity: 0.4;
  background-image:
    linear-gradient(rgb(31 101 152 / 35%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(31 101 152 / 35%) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse at center, black 10%, transparent 70%);
  transform: perspective(800px) rotateX(58deg) rotateZ(-12deg);
}

.hero__visual-orb {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150px;
  height: 150px;
  display: grid;
  place-items: center;
  color: var(--color-white);
  background: linear-gradient(145deg, #20394d, #0d1721);
  border: 1px solid var(--color-blue-light);
  border-radius: 28px;
  box-shadow:
    0 0 0 14px rgb(23 74 115 / 10%),
    0 24px 60px rgb(0 0 0 / 45%),
    inset 0 1px 0 rgb(255 255 255 / 16%);
  font-size: 3rem;
  font-weight: 900;
  transform: translate(-50%, -50%) rotate(-8deg);
}

.hero__visual-node {
  position: absolute;
  display: grid;
  width: 92px;
  height: 92px;
  place-items: center;
  color: var(--color-blue-light);
  background: linear-gradient(145deg, #182631, #0d1319);
  border: 1px solid var(--color-border-light);
  border-radius: 20px;
  box-shadow: 0 20px 40px rgb(0 0 0 / 35%);
  font-size: 1.6rem;
}

.hero__visual-node--cloud {
  top: 13%;
  left: 9%;
}

.hero__visual-node--security {
  top: 10%;
  right: 10%;
}

.hero__visual-node--code {
  bottom: 14%;
  left: 15%;
}

.hero__visual-node--data {
  right: 12%;
  bottom: 10%;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 54px;
}

.stat {
  min-width: 145px;
  padding: 0 28px;
  border-left: 1px solid var(--color-border);
}

.stat:first-child {
  padding-left: 0;
  border-left: 0;
}

.stat__number {
  display: block;
  color: var(--color-white);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.stat__label {
  display: block;
  margin-top: 6px;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

/* ================================
   SERVICIOS
   ================================ */

.services {
  background: var(--color-bg-soft);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.service-card {
  display: flex;
  min-height: 250px;
  flex-direction: column;
  padding: 26px;
  background: linear-gradient(145deg, var(--color-surface), rgb(13 18 24 / 80%));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-base),
    background-color var(--transition-base),
    transform var(--transition-base),
    box-shadow var(--transition-base);
}

.service-card:hover {
  background: linear-gradient(145deg, var(--color-surface-hover), var(--color-surface));
  border-color: var(--color-blue-light);
  box-shadow: var(--shadow-card);
  transform: translateY(-6px);
}

.service-card__icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  place-items: center;
  color: var(--color-white);
  background: var(--color-blue);
  border-radius: 50%;
  box-shadow: 0 8px 20px var(--color-blue-glow);
  font-size: 1.25rem;
}

.service-card__title {
  margin: 0;
  color: var(--color-text);
  font-size: 1.02rem;
  font-weight: 750;
}

.service-card__description {
  flex: 1;
  margin: 12px 0 22px;
  color: var(--color-text-muted);
  font-size: 0.87rem;
  line-height: 1.6;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: var(--color-blue-light);
  font-size: 0.82rem;
  font-weight: 750;
}

.service-card__link:hover {
  color: var(--color-white);
}

/* ================================
   CONFIANZA Y TESTIMONIO
   ================================ */

.trust-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.35fr) minmax(280px, 0.9fr);
  align-items: center;
  gap: 34px;
}

.trust-copy {
  padding-right: 22px;
  border-right: 1px solid var(--color-border);
}

.trust-copy__eyebrow {
  display: block;
  margin-bottom: 12px;
  color: var(--color-blue-light);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.trust-copy__title {
  margin: 0;
  color: var(--color-text);
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.logo-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.logo-item {
  display: grid;
  min-height: 64px;
  place-items: center;
  color: var(--color-text-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.testimonial {
  padding: 26px;
  color: var(--color-text);
  background: linear-gradient(145deg, var(--color-blue), var(--color-blue-dark));
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-blue);
}

.testimonial__quote {
  margin: 0;
  font-size: 0.91rem;
  line-height: 1.65;
}

.testimonial__quote::before {
  display: block;
  margin-bottom: 6px;
  color: rgb(255 255 255 / 65%);
  content: "“";
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 0.6;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
}

.testimonial__avatar {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--color-blue-dark);
  background: var(--color-white);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 800;
}

.testimonial__name {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 750;
}

.testimonial__role {
  margin: 2px 0 0;
  color: rgb(255 255 255 / 68%);
  font-size: 0.72rem;
}

/* ================================
   CTA FINAL Y FOOTER
   ================================ */

.final-cta {
  padding: 92px 0;
  border-top: 1px solid var(--color-border);
  background:
    linear-gradient(120deg, rgb(23 74 115 / 17%), transparent 55%),
    var(--color-bg);
}

.final-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 52px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.final-cta__title {
  max-width: 650px;
  margin: 0;
  color: var(--color-text);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  letter-spacing: -0.06em;
  line-height: 1.05;
}

.final-cta__description {
  max-width: 570px;
  margin: 14px 0 0;
  color: var(--color-text-muted);
}

.site-footer {
  padding: 54px 0 30px;
  border-top: 1px solid var(--color-border);
  background: #050709;
}

.site-footer__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 50px;
  padding-bottom: 44px;
}

.site-footer__description {
  max-width: 330px;
  margin: 16px 0 0;
  color: var(--color-text-subtle);
  font-size: 0.88rem;
}

.site-footer__links {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 36px;
}

.footer-column__title {
  margin: 0 0 14px;
  color: var(--color-text);
  font-size: 0.8rem;
  font-weight: 750;
  text-transform: uppercase;
}

.footer-column__link {
  display: block;
  margin-top: 9px;
  color: var(--color-text-subtle);
  font-size: 0.86rem;
}

.footer-column__link:hover {
  color: var(--color-white);
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  color: var(--color-text-subtle);
  border-top: 1px solid var(--color-border);
  font-size: 0.78rem;
}

/* ================================
   RESPONSIVE
   ================================ */

@media (max-width: 1050px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(350px, 0.9fr);
    gap: 28px;
  }

  .hero__title {
    font-size: clamp(3rem, 6vw, 4.8rem);
  }

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

  .trust-grid {
    grid-template-columns: 1fr 1.2fr;
  }

  .testimonial {
    grid-column: 1 / -1;
  }
}

@media (max-width: 780px) {
  :root {
    --header-height: 68px;
  }

  .container {
    width: min(100% - 34px, var(--container-width));
  }

  .section {
    padding: 78px 0;
  }

  .site-header__menu-button {
    display: grid;
    place-items: center;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 17px;
    left: 17px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav__link {
    padding: 13px 14px;
    border-radius: var(--radius-sm);
  }

  .site-nav__link:hover {
    background: var(--color-surface-hover);
  }

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

  .hero {
    padding: 72px 0 66px;
  }

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

  .hero__title {
    max-width: 650px;
    font-size: clamp(2.8rem, 13vw, 4.7rem);
  }

  .hero__visual {
    min-height: 360px;
    order: -1;
  }

  .hero__visual-orb {
    width: 116px;
    height: 116px;
    font-size: 2.3rem;
  }

  .hero__visual-node {
    width: 72px;
    height: 72px;
    font-size: 1.2rem;
  }

  .hero__stats {
    justify-content: space-between;
    margin-top: 40px;
  }

  .stat {
    min-width: auto;
    padding: 0 16px;
  }

  .stat:first-child {
    padding-left: 0;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .service-card {
    min-height: 230px;
    padding: 20px;
  }

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

  .trust-copy {
    padding-right: 0;
    padding-bottom: 24px;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .final-cta__inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 34px 24px;
  }

  .site-footer__top {
    flex-direction: column;
  }
}

@media (max-width: 500px) {
  .hero__actions,
  .hero__actions .button {
    width: 100%;
  }

  .hero__actions .button {
    justify-content: center;
  }

  .hero__visual {
    min-height: 300px;
  }

  .hero__visual-node--cloud {
    left: 2%;
  }

  .hero__visual-node--security {
    right: 2%;
  }

  .hero__visual-node--code {
    bottom: 7%;
    left: 7%;
  }

  .hero__visual-node--data {
    right: 5%;
    bottom: 5%;
  }

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

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

  .site-footer__links {
    width: 100%;
  }

  .site-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ================================
   OPCIONAL: FORMULARIOS OSCUROS
   ================================ */

.form-field {
  width: 100%;
  padding: 0.85rem 1rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-field::placeholder {
  color: var(--color-text-subtle);
}

.form-field:focus {
  border-color: var(--color-blue-light);
  box-shadow: 0 0 0 3px rgb(31 101 152 / 20%);
}

.form-label {
  display: block;
  margin-bottom: 7px;
  color: var(--color-text-muted);
  font-size: 0.84rem;
  font-weight: 650;
}

/* Utilidades */
.text-blue {
  color: var(--color-blue-light);
}

.text-muted {
  color: var(--color-text-muted);
}

.bg-surface {
  background: var(--color-surface);
}

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