/* =========================================================
   MARTE — tecnología que impulsa empresas
   Identidad de marca 2025
   ========================================================= */

:root {
  /* Paleta oficial */
  --cosmos: #1A2B4A;
  --noche:  #2A3F60;
  --senal:  #7A9CC4;
  --orbital: #F5F7FA;
  --estacion: #B4B2A9;
  --white: #FFFFFF;

  /* Derivados */
  --cosmos-90: rgba(26, 43, 74, 0.9);
  --cosmos-70: rgba(26, 43, 74, 0.7);
  --cosmos-10: rgba(26, 43, 74, 0.1);
  --senal-20: rgba(122, 156, 196, 0.2);
  --hairline: rgba(26, 43, 74, 0.12);
  --hairline-dark: rgba(245, 247, 250, 0.14);

  /* Tipografía */
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Courier New", Courier, monospace;

  /* Escala (basada en 42 / 26 / 14 / 9 del manual) */
  --fs-display: clamp(48px, 7vw, 96px);
  --fs-h1: clamp(36px, 4.4vw, 64px);
  --fs-h2: clamp(28px, 3vw, 42px);
  --fs-h3: clamp(20px, 1.6vw, 26px);
  --fs-body: 16px;
  --fs-small: 14px;
  --fs-caption: 11px;

  /* Espaciado */
  --gutter: clamp(20px, 4vw, 64px);
  --section-y: clamp(80px, 9vw, 140px);

  /* Radios */
  --r-sm: 2px;
  --r-md: 4px;
  --r-lg: 8px;
}

/* ------- Reset ------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--cosmos);
  background: var(--orbital);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }

/* ------- Utilidades ------- */
.container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.eyebrow {
  font-family: var(--mono);
  font-size: var(--fs-caption);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cosmos);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--senal);
  display: inline-block;
}
.eyebrow.on-dark { color: var(--orbital); }

h1, h2, h3, h4 {
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
}
h2 { font-size: var(--fs-h2); letter-spacing: -0.015em; }
h3 { font-size: var(--fs-h3); line-height: 1.2; letter-spacing: -0.01em; }
p  { margin: 0; }

.section-title {
  font-size: var(--fs-h1);
  letter-spacing: -0.025em;
  line-height: 1.02;
  max-width: 22ch;
}
.section-title .dot {
  display: inline-block;
  width: 0.42em;
  height: 0.42em;
  background: var(--senal);
  border-radius: 50%;
  vertical-align: baseline;
  transform: translateY(-0.08em);
  margin-left: 0.04em;
}

/* ------- Navegación ------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: rgba(245, 247, 250, 0.78);
  border-bottom: 1px solid var(--hairline);
  transition: background 0.25s ease, border-color 0.25s ease;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--cosmos);
}
.logo__mark { width: 30px; height: 30px; }
.logo__word {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 18px;
}
.nav__links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav__links a {
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--cosmos);
  position: relative;
  padding: 6px 0;
}
.nav__links a:hover { color: var(--noche); }
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--senal);
  transition: width 0.25s ease;
}
.nav__links a:hover::after { width: 100%; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 999px;
  transition: all 0.22s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn--primary {
  background: var(--cosmos);
  color: var(--orbital);
}
.btn--primary:hover { background: var(--noche); transform: translateY(-1px); }
.btn--ghost {
  border-color: var(--cosmos);
  color: var(--cosmos);
  background: transparent;
}
.btn--ghost:hover { background: var(--cosmos); color: var(--orbital); }
.btn--light {
  background: var(--orbital);
  color: var(--cosmos);
}
.btn--light:hover { background: var(--senal); color: var(--orbital); }
.btn--outline-light {
  border-color: rgba(245, 247, 250, 0.5);
  color: var(--orbital);
}
.btn--outline-light:hover { background: var(--orbital); color: var(--cosmos); border-color: var(--orbital); }

.nav__burger {
  display: none;
  width: 36px; height: 36px;
  position: relative;
}
.nav__burger span {
  position: absolute;
  left: 8px; right: 8px;
  height: 1.5px;
  background: var(--cosmos);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav__burger span:nth-child(1) { top: 13px; }
.nav__burger span:nth-child(2) { top: 21px; }
.nav__burger.is-open span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ------- HERO ------- */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse at 75% 25%, rgba(122, 156, 196, 0.35), transparent 55%),
    radial-gradient(ellipse at 20% 80%, rgba(42, 63, 96, 0.9), transparent 60%),
    linear-gradient(135deg, var(--cosmos) 0%, var(--noche) 55%, #3a557f 100%);
  background-size: 180% 180%, 200% 200%, 200% 200%;
  background-position: 0% 0%, 0% 0%, 0% 0%;
  animation: hero-shift 16s ease-in-out infinite alternate;
  color: var(--orbital);
  padding-top: 160px;
  padding-bottom: 120px;
  overflow: hidden;
}
@keyframes hero-shift {
  0%   {
    background-position: 0% 0%, 0% 0%, 0% 0%;
  }
  50%  {
    background-position: 100% 40%, 60% 100%, 100% 50%;
  }
  100% {
    background-position: 40% 100%, 100% 40%, 50% 100%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero { animation: none; }
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--hairline-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline-dark) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 75% 50%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 75% 50%, #000 0%, transparent 75%);
  opacity: 0.9;
}
.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 60px;
  align-items: center;
}
.hero__copy { max-width: 620px; }

/* Iridiscencias en los nudos de la cuadrícula */
.hero__sparks {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.hero__sparks .spark {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 50% 50%,
    hsla(var(--hue), 90%, 88%, 0.95) 0%,
    hsla(var(--hue), 80%, 70%, 0.55) 35%,
    hsla(var(--hue), 70%, 55%, 0.0) 70%
  );
  box-shadow:
    0 0 12px hsla(var(--hue), 90%, 75%, 0.55),
    0 0 28px hsla(var(--hue), 80%, 65%, 0.25);
  opacity: 0;
  animation: spark-pulse 6s ease-in-out infinite;
  animation-delay: var(--d);
  transform: translate(-50%, -50%);
}
@keyframes spark-pulse {
  0%, 100% { opacity: 0; transform: translate(-50%, -50%) scale(0.6); }
  30%      { opacity: 0.9; transform: translate(-50%, -50%) scale(1.1); }
  55%      { opacity: 0.55; transform: translate(-50%, -50%) scale(1.4); filter: hue-rotate(40deg); }
  75%      { opacity: 0.25; transform: translate(-50%, -50%) scale(1.8); filter: hue-rotate(-30deg); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__sparks .spark { animation: none; opacity: 0.6; }
}
.hero__title {
  font-size: var(--fs-display);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.98;
  margin: 22px 0 26px;
}
.hero__title .dot {
  display: inline-block;
  width: 0.32em; height: 0.32em;
  background: var(--senal);
  border-radius: 50%;
  vertical-align: baseline;
  transform: translateY(-0.1em);
}
.hero__lede {
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.55;
  color: rgba(245, 247, 250, 0.82);
  max-width: 52ch;
  margin-bottom: 36px;
}
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero__meta {
  position: absolute;
  bottom: 40px;
  left: var(--gutter);
  right: var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245, 247, 250, 0.55);
}
.hero__meta span { display: inline-flex; gap: 8px; }
.hero__meta .sep { color: var(--senal); }

/* Coordenadas decorativas hero lado derecho */
.hero__coords {
  position: relative;
  justify-self: end;
  width: min(460px, 100%);
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  animation: hero-drift 18s ease-in-out infinite alternate;
}
.hero__network {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}
@keyframes hero-drift {
  from { transform: translateX(30px); }
  to   { transform: translateX(-30px); }
}
@keyframes sat-breath {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.25); }
}
.hero__network .sat   {
  transform-box: fill-box;
  transform-origin: center;
  animation: sat-breath 3.2s ease-in-out infinite;
}
.hero__network .sat-2 { animation-duration: 4s;   animation-delay: -0.4s; }
.hero__network .sat-3 { animation-duration: 3.6s; animation-delay: -0.9s; }
.hero__network .sat-4 { animation-duration: 4.4s; animation-delay: -1.3s; }
.hero__network .sat-5 { animation-duration: 3.8s; animation-delay: -1.7s; }
.hero__network .sat-6 { animation-duration: 4.2s; animation-delay: -2.1s; }
@keyframes sat-breath {
  0%, 100% { transform: scale(1);   opacity: 1;   }
  50%      { transform: scale(1.8); opacity: 0.55;}
}
@media (prefers-reduced-motion: reduce) {
  .hero__coords, .hero__network .sat { animation: none; }
}
.hero__coords::before,
.hero__coords::after {
  content: "";
  position: absolute;
  border: 1px solid var(--hairline-dark);
  border-radius: 50%;
}
.hero__coords::before { inset: 12%; }
.hero__coords::after  { inset: 28%; }
.hero__planet {
  position: relative;
  width: 38%;
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 35% 30%, var(--senal), var(--noche) 65%, var(--cosmos));
  border-radius: 50%;
  box-shadow: 0 30px 80px -20px rgba(122, 156, 196, 0.45);
}
.hero__coords .tick {
  position: absolute;
  width: 6px; height: 6px;
  background: var(--senal);
  border-radius: 50%;
}
.hero__coords .tick:nth-child(1) { top: 0; left: 50%; transform: translate(-50%, -50%); }
.hero__coords .tick:nth-child(2) { bottom: 0; left: 50%; transform: translate(-50%, 50%); }
.hero__coords .tick:nth-child(3) { top: 50%; left: 0; transform: translate(-50%, -50%); }
.hero__coords .tick:nth-child(4) { top: 50%; right: 0; transform: translate(50%, -50%); }

/* Marquee de clientes / stack */
.marquee {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  background: var(--white);
  overflow: hidden;
}
.marquee__inner {
  display: flex;
  gap: 80px;
  padding: 26px 0;
  white-space: nowrap;
  animation: slide 38s linear infinite;
}
.marquee__item {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--noche);
  opacity: 0.75;
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.marquee__item::after {
  content: "";
  width: 6px; height: 6px;
  background: var(--senal);
  border-radius: 50%;
}
@keyframes slide {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ------- Secciones genéricas ------- */
section[id] { scroll-margin-top: 80px; }

.section {
  padding: var(--section-y) 0;
}
.section--light { background: var(--orbital); }
.section--white { background: var(--white); }
.section--dark {
  background: var(--noche);
  color: var(--orbital);
}
.section__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 72px;
}
.section__header p {
  color: var(--cosmos-70);
  max-width: 52ch;
  font-size: 17px;
  line-height: 1.6;
}
.section--dark .section__header p { color: rgba(245,247,250,0.78); }

/* ------- Productos y servicios ------- */
.services {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.service-card {
  grid-column: span 4;
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 36px 32px 32px;
  display: flex;
  flex-direction: column;
  min-height: 340px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--senal);
  box-shadow: 0 20px 50px -20px rgba(26, 43, 74, 0.18);
}
.service-card__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--estacion);
  letter-spacing: 0.15em;
  margin-bottom: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.service-card__num .dot-signal {
  width: 8px; height: 8px;
  background: var(--senal);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.service-card:hover .service-card__num .dot-signal { opacity: 1; }

.service-card h3 {
  color: var(--cosmos);
  margin-bottom: 14px;
}
.service-card p {
  color: var(--cosmos-70);
  font-size: 15px;
  line-height: 1.55;
}
.service-card__tags {
  margin-top: auto;
  padding-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--noche);
  padding: 5px 10px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
}
.service-card--wide { grid-column: span 6; }
.service-card--feature {
  grid-column: span 12;
  background: var(--cosmos);
  color: var(--orbital);
  border-color: transparent;
  flex-direction: row;
  gap: 40px;
  align-items: center;
  min-height: 220px;
}
.service-card--feature h3 { color: var(--orbital); font-size: 32px; max-width: 18ch; }
.service-card--feature p { color: rgba(245,247,250,0.78); font-size: 16px; max-width: 48ch; }
.service-card--feature .service-card__num { color: var(--senal); margin-bottom: 0; min-width: 120px; }
.service-card--feature .service-card__body { flex: 1; }
.service-card--feature:hover { border-color: transparent; transform: none; }
.service-card--feature .btn { align-self: center; flex-shrink: 0; }

/* ------- Nosotros ------- */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about__narrative p {
  color: rgba(245,247,250,0.82);
  font-size: 17px;
  line-height: 1.65;
  margin-bottom: 20px;
}
.about__narrative p.lede {
  font-size: 22px;
  line-height: 1.45;
  color: var(--orbital);
  margin-bottom: 28px;
  letter-spacing: -0.005em;
}

.values {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hairline-dark);
}
.value {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--hairline-dark);
  align-items: start;
}
.value__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--senal);
  letter-spacing: 0.1em;
  padding-top: 5px;
}
.value h4 {
  font-size: 20px;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  color: var(--orbital);
}
.value p {
  color: rgba(245,247,250,0.7);
  font-size: 15px;
  line-height: 1.5;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 72px;
  padding-top: 48px;
  border-top: 1px solid var(--hairline-dark);
}
.stat__num {
  font-family: var(--sans);
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--orbital);
  margin-bottom: 10px;
}
.stat__num .dot {
  display: inline-block;
  width: 0.22em; height: 0.22em;
  background: var(--senal);
  border-radius: 50%;
  vertical-align: baseline;
  transform: translateY(-0.1em);
  margin-left: 0.04em;
}
.stat__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--senal);
}

/* ------- Clientes ------- */
.clients-group {
  margin-top: 56px;
}
.clients-group:first-of-type { margin-top: 0; }
.clients-group__head {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 40px;
}
.clients-group__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--senal);
  text-transform: uppercase;
}
.clients-group__head h3 {
  font-size: clamp(24px, 2.4vw, 32px);
  letter-spacing: -0.015em;
  color: var(--cosmos);
  margin: 0;
}
.clients-group__line {
  flex: 1;
  height: 1px;
  background: var(--hairline);
}

.client-logos {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.client-logo {
  flex: 1 1 0;
  min-width: 0;
  max-width: 160px;
}
.client-logos--centered {
  justify-content: center;
  gap: 14px;
}
.client-logos--centered .client-logo {
  flex: 0 0 90px;
  width: 90px;
  max-width: 90px;
}
.client-logo {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--hairline);
  display: grid;
  place-items: center;
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}
.client-logo::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  border: 1px dashed rgba(26, 43, 74, 0.16);
  pointer-events: none;
}
.client-logo:hover {
  border-color: var(--senal);
  transform: translateY(-3px);
  box-shadow: 0 16px 36px -18px rgba(26, 43, 74, 0.22);
}
.client-logo__placeholder {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--estacion);
  text-transform: uppercase;
}
.client-logo img {
  width: 78%;
  height: 78%;
  object-fit: contain;
  border-radius: 50%;
  display: block;
}

@media (max-width: 960px) {
  .client-logos { flex-wrap: wrap; justify-content: flex-start; gap: 24px; }
  .client-logo { flex: 0 1 calc((100% - 48px) / 3); }
}
@media (max-width: 620px) {
  .client-logos { gap: 18px; }
  .client-logo { flex: 0 1 calc((100% - 18px) / 2); }
  .clients-group__head { flex-wrap: wrap; }
}
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}
.contact__info h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--cosmos);
}
.contact__info .block {
  padding: 24px 0;
  border-bottom: 1px solid var(--hairline);
}
.contact__info .block:first-of-type { border-top: 1px solid var(--hairline); }
.contact__info .block .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--estacion);
  margin-bottom: 6px;
}
.contact__info .block .value-text {
  font-size: 18px;
  color: var(--cosmos);
}

/* WhatsApp links */
.wa-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}
.contact__info .block a.value-text { width: fit-content; }
.wa-link:hover { color: #25D366; }
.wa-icon {
  flex: 0 0 auto;
  width: 1.05em;
  height: 1.05em;
  fill: #25D366;
}

.form {
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 40px;
  display: grid;
  gap: 22px;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--noche);
}
.field input,
.field textarea,
.field select {
  border: 0;
  border-bottom: 1px solid var(--hairline);
  background: transparent;
  padding: 10px 0;
  font: inherit;
  font-size: 15px;
  color: var(--cosmos);
  outline: none;
  transition: border-color 0.2s ease;
  border-radius: 0;
}
.field input:focus,
.field textarea:focus,
.field select:focus { border-color: var(--cosmos); }
.field textarea { resize: vertical; min-height: 110px; font-family: var(--sans); }
.form__submit { justify-self: start; margin-top: 8px; }

/* ------- Footer ------- */
.footer {
  background: var(--cosmos);
  color: var(--orbital);
  padding: 80px 0 40px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--hairline-dark);
}
.footer__brand .logo__word { color: var(--orbital); }
.footer__tag {
  font-family: var(--mono);
  font-size: 13px;
  color: rgba(245,247,250,0.6);
  letter-spacing: 0.05em;
  margin-top: 12px;
  max-width: 34ch;
  line-height: 1.5;
}
.footer h5 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--senal);
  margin: 0 0 18px;
  font-weight: 500;
}
.footer ul li { margin-bottom: 10px; }
.footer ul a {
  color: rgba(245,247,250,0.78);
  font-size: 14px;
  transition: color 0.2s ease;
}
.footer ul a:hover { color: var(--orbital); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245,247,250,0.5);
  gap: 20px;
  flex-wrap: wrap;
}

/* ------- Responsive ------- */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__coords { justify-self: start; width: min(320px, 80%); }
  .hero__meta { position: static; margin-top: 60px; }
  .section__header { grid-template-columns: 1fr; gap: 20px; margin-bottom: 48px; }
  .service-card,
  .service-card--wide { grid-column: span 6; }
  .service-card--feature { grid-column: span 12; flex-direction: column; align-items: start; gap: 20px; }
  .about { grid-template-columns: 1fr; gap: 56px; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .contact { grid-template-columns: 1fr; gap: 48px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .nav__links { display: none; }
  .nav__burger { display: block; }
  .nav__links.is-open {
    display: flex;
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--orbital);
    border-bottom: 1px solid var(--hairline);
    padding: 20px var(--gutter);
  }
  .nav__links.is-open a { padding: 14px 0; border-bottom: 1px solid var(--hairline); }
  .nav__links.is-open a:last-of-type { border-bottom: 0; }
  .nav__links.is-open .btn { margin-top: 12px; }
}

@media (max-width: 620px) {
  .hero { padding-top: 130px; padding-bottom: 80px; }
  .service-card,
  .service-card--wide { grid-column: span 12; min-height: auto; }
  .form { padding: 28px 22px; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 40px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .stats { grid-template-columns: 1fr 1fr; }
}