/* ============================================================================
   VARIANTS.CSS — Estilos compartidos entre las 3 variantes del homepage
   Mant & Service · Calama · Piloto MCCO
   ============================================================================ */

/* ============================================================================
   NAV (común a las 3 variantes con override por clase root)
   ============================================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--shop-graphite);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: var(--space-3);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.nav__logo-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  color: var(--mas-blue-bright);
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: white;
  line-height: 1;
}

.nav__logo-text span {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--mas-blue-soft);
  margin-top: 2px;
}

.nav__menu {
  display: none;
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .nav__menu {
    display: flex;
  }
}

.nav__menu a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  padding-block: var(--space-2);
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.nav__menu a:hover {
  color: white;
  border-bottom-color: var(--mas-blue);
  text-decoration: none;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--mas-blue);
  color: white;
  padding: 0.7rem 1.2rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}

.nav__cta:hover {
  background: var(--mas-blue-deep);
  text-decoration: none;
  transform: translateY(-1px);
}

/* ============================================================================
   BUTTONS — primary cobalto, secondary outline, whatsapp
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 1rem 1.75rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.005em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.1;
}

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

.btn--primary:hover {
  background: var(--mas-blue-deep);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue-md);
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: white;
}

.btn--whatsapp:hover {
  background: #1FB053;
  text-decoration: none;
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: white;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
  text-decoration: none;
}

.btn--outline-dark {
  background: transparent;
  color: var(--shop-graphite);
  border: 1.5px solid var(--shop-graphite);
}

.btn--outline-dark:hover {
  background: var(--shop-graphite);
  color: white;
  text-decoration: none;
}

.btn--lg {
  padding: 1.15rem 2rem;
  font-size: 1.05rem;
}

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

.hero {
  position: relative;
  background: var(--shop-graphite);
  color: white;
  overflow: hidden;
}

.hero__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.hero__microcopy {
  margin-top: var(--space-6);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.02em;
}

.hero__microcopy strong {
  color: var(--mas-blue-soft);
  font-weight: 600;
}

/* ============================================================================
   SERVICES — common card structure
   ============================================================================ */

.services {
  background: var(--surface-page);
  padding-block: var(--space-24);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-12);
}

@media (min-width: 768px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .services__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-card {
  background: white;
  border-left: 4px solid var(--mas-blue);
  padding: var(--space-8) var(--space-6);
  transition: transform var(--transition-fast), border-left-color var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.service-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-shop-md);
}

.service-card[data-cat="preventivo"]   { border-left-color: var(--mas-blue); }
.service-card[data-cat="reparacion"]   { border-left-color: var(--mas-blue-deep); }
.service-card[data-cat="diagnostico"]  { border-left-color: var(--mas-blue-bright); }
.service-card[data-cat="electrica"]    { border-left-color: var(--mas-blue-soft); }
.service-card[data-cat="urgente"]      { border-left-color: var(--shop-fire); }

.service-card__cat {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--mas-blue);
}

.service-card[data-cat="urgente"] .service-card__cat { color: var(--shop-fire); }

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--shop-graphite);
  margin: 0;
}

.service-card__desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--shop-grease);
  margin: 0;
}

.service-card__meta {
  margin-top: auto;
  padding-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--shop-zinc);
  letter-spacing: 0.02em;
  border-top: 1px solid rgba(22, 26, 31, 0.08);
}

.service-card__meta strong {
  color: var(--shop-graphite);
  font-weight: 700;
}

/* ============================================================================
   TRUST SIGNALS — números mega
   ============================================================================ */

.trust {
  background: var(--shop-graphite);
  color: white;
  padding-block: var(--space-24);
  position: relative;
  overflow: hidden;
}

.trust::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 50%, rgba(19, 115, 217, 0.18), transparent 60%);
  pointer-events: none;
}

.trust__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .trust__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-12);
  }
}

.trust__stat {
  border-left: 2px solid var(--mas-blue);
  padding-left: var(--space-6);
}

.trust__number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 6vw, 5.5rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--mas-blue-soft);
  font-variant-numeric: tabular-nums;
}

.trust__number sup {
  font-size: 0.45em;
  vertical-align: super;
  letter-spacing: 0;
  color: rgba(255, 255, 255, 0.6);
  margin-left: 0.1em;
}

.trust__label {
  display: block;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.7);
}

.trust__note {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  font-style: italic;
}

/* ============================================================================
   VEHICLES COMPATIBILITY — flex-wrap rectangular tags
   ============================================================================ */

.vehicles {
  background: var(--surface-page-alt);
  padding-block: var(--space-24);
}

.vehicles__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.vehicle-tag {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: 0.7rem 1.1rem;
  background: white;
  border: 1.5px solid rgba(22, 26, 31, 0.12);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--shop-graphite);
  text-transform: uppercase;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.vehicle-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--mas-blue);
  border-radius: 50%;
}

.vehicle-tag:hover {
  border-color: var(--mas-blue);
  color: var(--mas-blue-deep);
}

/* ============================================================================
   PORTAL TEASER — diferenciador comercial
   ============================================================================ */

.portal-teaser {
  background: linear-gradient(180deg, var(--shop-graphite) 0%, #0d2a4d 100%);
  color: white;
  padding-block: var(--space-24);
  position: relative;
  overflow: hidden;
}

.portal-teaser__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (min-width: 900px) {
  .portal-teaser__inner {
    grid-template-columns: 1fr 1.1fr;
  }
}

.portal-teaser__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1;
  color: white;
  margin: var(--space-3) 0 var(--space-4);
}

.portal-teaser__title em {
  color: var(--mas-blue-soft);
  font-style: normal;
  font-family: var(--font-editorial);
  letter-spacing: -0.01em;
  text-transform: none;
}

.portal-teaser__lead {
  font-size: 1.1rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.78);
  max-width: 50ch;
  margin-bottom: var(--space-6);
}

.portal-mockup {
  background: var(--shop-steel);
  border: 1px solid rgba(91, 176, 255, 0.25);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.portal-mockup__bar {
  background: var(--shop-graphite);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.portal-mockup__dots {
  display: flex;
  gap: 6px;
}

.portal-mockup__dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.portal-mockup__url {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.55);
  margin-left: auto;
  margin-right: auto;
}

.portal-mockup__body {
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.portal-mockup__card {
  background: var(--shop-graphite);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(91, 176, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.portal-mockup__card--wide {
  grid-column: 1 / -1;
}

.portal-mockup__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(91, 176, 255, 0.7);
}

.portal-mockup__value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.01em;
}

.portal-mockup__sub {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
}

.portal-mockup__bar-fill {
  background: rgba(255, 255, 255, 0.08);
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 4px;
}

.portal-mockup__bar-fill::after {
  content: "";
  display: block;
  height: 100%;
  width: 78%;
  background: linear-gradient(90deg, var(--mas-blue), var(--mas-blue-bright));
}

.portal-features {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
  font-family: var(--font-body);
}

.portal-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.4;
}

.portal-features li::before {
  content: "→";
  color: var(--mas-blue-bright);
  flex-shrink: 0;
  font-weight: 700;
}

/* ============================================================================
   FOOTER (común a las 3 variantes)
   ============================================================================ */

.footer {
  background: #0a0c10;
  color: rgba(255, 255, 255, 0.7);
  padding-block: var(--space-16) var(--space-12);
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer__top {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.footer__brand-line {
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-transform: uppercase;
  color: white;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.footer__brand-mark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer__brand-mark svg {
  width: 36px;
  height: 36px;
  color: var(--mas-blue-bright);
}

.footer__tagline {
  font-family: var(--font-body);
  font-size: 0.9rem;
  margin-top: var(--space-3);
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.5;
  max-width: 36ch;
}

.footer__col h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--mas-blue-soft);
  margin-bottom: var(--space-4);
}

.footer__col ul {
  display: grid;
  gap: var(--space-3);
}

.footer__col a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.92rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__col a:hover {
  color: white;
  text-decoration: none;
}

.footer__legal {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-6);
  display: grid;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.04em;
}

@media (min-width: 768px) {
  .footer__legal {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

.placeholder {
  color: var(--shop-amber);
  background: rgba(242, 165, 22, 0.08);
  padding: 1px 6px;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.85em;
  letter-spacing: 0.02em;
}

/* ============================================================================
   VARIANT BANNER (top of each variant page indicating which one)
   ============================================================================ */

.variant-banner {
  background: var(--mas-blue-deep);
  color: white;
  padding: var(--space-2) var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.variant-banner__id {
  font-weight: 700;
  text-transform: uppercase;
}

.variant-banner__nav a {
  color: rgba(255, 255, 255, 0.85);
  margin-left: var(--space-4);
  text-decoration: none;
  border-bottom: 1px dotted rgba(255, 255, 255, 0.4);
}

.variant-banner__nav a:hover {
  color: white;
  border-bottom-color: white;
  text-decoration: none;
}

/* ============================================================================
   VARIANT A — Industrial mecánico tradicional
   ============================================================================ */

.variant-A .hero {
  padding-block: var(--space-16) var(--space-24);
}

.variant-A .hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (min-width: 900px) {
  .variant-A .hero__inner {
    grid-template-columns: 1.05fr 1fr;
    gap: var(--space-16);
  }
}

.variant-A .hero__display {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: white;
  margin: var(--space-4) 0 var(--space-6);
}

.variant-A .hero__display span {
  display: block;
}

.variant-A .hero__display .accent {
  color: var(--mas-blue-bright);
}

.variant-A .hero__sub {
  font-family: var(--font-body);
  font-size: 1.15rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.75);
  max-width: 42ch;
}

.variant-A .hero__photo {
  position: relative;
  aspect-ratio: 4 / 5;
  background-color: var(--shop-steel);
  background-image: url("/assets/fotos-cliente/from-video/keyframe_002.jpg");
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.variant-A .hero__photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(11, 23, 41, 0.5) 100%);
}

.variant-A .hero__photo-caption {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.85);
}

.variant-A .hero__photo-caption strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: white;
  margin-top: 4px;
}

/* ============================================================================
   VARIANT B — Tech automotriz portal prominente
   ============================================================================ */

.variant-B .hero {
  background: linear-gradient(135deg, #050a14 0%, #0a2244 50%, #0d2a4d 100%);
  padding-block: var(--space-16) var(--space-24);
  position: relative;
}

.variant-B .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 25% 30%, rgba(46, 145, 242, 0.18), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(11, 95, 191, 0.22), transparent 55%);
  pointer-events: none;
}

.variant-B .hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (min-width: 900px) {
  .variant-B .hero__inner {
    grid-template-columns: 1fr 1.15fr;
    gap: var(--space-16);
  }
}

.variant-B .hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: white;
  margin: var(--space-4) 0 var(--space-6);
}

.variant-B .hero__title em {
  font-style: normal;
  color: var(--mas-blue-bright);
  font-family: var(--font-editorial);
  letter-spacing: -0.02em;
  text-transform: none;
}

.variant-B .hero__sub {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.78);
  max-width: 50ch;
}

.variant-B .hero__feature-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-8);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.78);
}

.variant-B .hero__feature-list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.variant-B .hero__feature-list li::before {
  content: "▸";
  color: var(--mas-blue-bright);
  font-size: 1rem;
}

.variant-B .hero__device {
  position: relative;
  aspect-ratio: 16 / 11;
  background: var(--shop-graphite);
  border: 1px solid rgba(91, 176, 255, 0.2);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.5);
}

.variant-B .hero__device-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.7rem 1rem;
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.variant-B .hero__device-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.variant-B .hero__device-url {
  margin-left: auto;
  margin-right: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
}

.variant-B .hero__device-screen {
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-3);
  background: var(--shop-graphite);
  background-image:
    radial-gradient(circle at 30% 20%, rgba(46, 145, 242, 0.10), transparent 40%);
}

.variant-B .device-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(91, 176, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.variant-B .device-card.span-2 { grid-column: span 2; }
.variant-B .device-card.span-3 { grid-column: span 3; }

.variant-B .device-card__label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(91, 176, 255, 0.7);
}

.variant-B .device-card__value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: white;
  line-height: 1;
}

.variant-B .device-card__sub {
  font-family: var(--font-body);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
}

.variant-B .device-card__bar {
  height: 5px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 4px;
}

.variant-B .device-card__bar::after {
  content: "";
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--mas-blue), var(--mas-blue-bright));
  width: var(--w, 60%);
}

.variant-B .device-card__row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.7);
  align-items: center;
}

.variant-B .device-card__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mas-blue-bright);
}

.variant-B .device-card__date {
  color: rgba(255, 255, 255, 0.4);
  text-align: right;
}

/* ============================================================================
   VARIANT C — Heritage Calama narrativo
   ============================================================================ */

.variant-C .hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: flex-end;
  padding-block: var(--space-32) var(--space-24);
  overflow: hidden;
}

.variant-C .hero__bg {
  position: absolute;
  inset: 0;
  background-image: url("/assets/fotos-cliente/from-video/frame_013.jpg");
  background-size: cover;
  background-position: center;
  filter: saturate(0.85) contrast(1.05);
}

.variant-C .hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 12, 20, 0.55) 0%, rgba(8, 12, 20, 0.85) 90%),
    linear-gradient(90deg, rgba(11, 95, 191, 0.18) 0%, transparent 60%);
}

.variant-C .hero__inner {
  position: relative;
  z-index: 2;
  max-width: 60ch;
}

.variant-C .hero__editorial {
  font-family: var(--font-editorial);
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: white;
  font-weight: 600;
  margin: var(--space-4) 0 var(--space-6);
  text-wrap: balance;
}

.variant-C .hero__editorial em {
  color: var(--mas-blue-soft);
  font-style: italic;
}

.variant-C .hero__sub {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  max-width: 50ch;
}

.variant-C .heritage {
  background: var(--shop-paper);
  padding-block: var(--space-24);
}

.variant-C .heritage__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 900px) {
  .variant-C .heritage__inner {
    grid-template-columns: 1.1fr 1fr;
  }
}

.variant-C .heritage__quote {
  font-family: var(--font-editorial);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.3;
  font-style: italic;
  color: var(--shop-graphite);
  border-left: 3px solid var(--mas-blue);
  padding-left: var(--space-6);
  text-wrap: balance;
}

.variant-C .heritage__photo {
  aspect-ratio: 1 / 1;
  background-color: var(--shop-steel);
  background-image: url("/assets/fotos-cliente/from-video/keyframe_004.jpg");
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-md);
  filter: saturate(0.9);
}

/* ============================================================================
   COMMON section eyebrow placement
   ============================================================================ */

.eyebrow-hero {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--mas-blue-soft);
  padding: 0.4rem 0.8rem;
  border: 1px solid rgba(91, 176, 255, 0.3);
  border-radius: var(--radius-sm);
}

/* ============================================================================
   Reduce motion respect
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {
  .service-card:hover { transform: none; }
  .btn:hover { transform: none; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* ============================================================================
   POLISHED VARIANT A — Impeccable iteration (bolder + delight + polish + adapt + harden)
   ============================================================================ */

/* --- Hero: more asymmetric, accent treatment con swoosh estilo logo --- */
.variant-A .hero {
  padding-block: var(--space-16) var(--space-24);
}

.variant-A .hero::before {
  content: "";
  position: absolute;
  inset: auto auto -180px -120px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(46, 145, 242, 0.18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

@media (min-width: 900px) {
  .variant-A .hero__inner {
    grid-template-columns: 1.25fr 1fr;
    gap: var(--space-16);
  }
}

/* Accent word — gradient cobalto + curve subrayado estilo logo M&S */
.variant-A .hero__display .accent {
  position: relative;
  display: inline-block;
  background: linear-gradient(180deg, var(--mas-blue-bright) 0%, var(--mas-blue-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  padding-bottom: 0.05em;
}

.variant-A .hero__display .accent::after {
  content: "";
  position: absolute;
  left: -2%;
  right: -2%;
  bottom: -0.08em;
  height: 0.18em;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 10' preserveAspectRatio='none'><path d='M0,7 Q25,1 50,4 T100,3' stroke='%232E91F2' stroke-width='2' fill='none' stroke-linecap='round'/></svg>") center/100% 100% no-repeat;
  opacity: 0.95;
}

/* Tighter mega tracking */
.variant-A .hero__display {
  letter-spacing: -0.05em;
  line-height: 0.88;
}

/* Hero photo entrance */
.variant-A .hero__photo {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.variant-A .hero__photo:hover {
  transform: scale(1.015);
}

/* Top accent line on hero photo */
.variant-A .hero__photo::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 4px;
  background: var(--mas-blue-bright);
  z-index: 2;
}

/* --- Trust signals: stagger sizes, kill simetria visual --- */
.variant-A .trust__grid {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .variant-A .trust__grid {
    grid-template-columns: 1.2fr 1fr 1fr;
    align-items: end;
  }
}

.variant-A .trust__stat:first-child .trust__number {
  font-size: clamp(4rem, 8vw, 7rem);
}

/* --- Services: hover delight con flecha animada --- */
.variant-A .service-card {
  position: relative;
  overflow: hidden;
}

.variant-A .service-card::after {
  content: "→";
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--mas-blue);
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.variant-A .service-card:hover::after {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger services: ligera diferencia en cada card */
.variant-A .services__grid {
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .variant-A .services__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
}

@media (min-width: 1100px) {
  .variant-A .services__grid {
    grid-template-columns: 1.05fr 1fr 1fr 1.05fr;
  }
}

/* --- Vehicle tags: micro-delight --- */
.variant-A .vehicle-tag {
  transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
}

.variant-A .vehicle-tag:hover {
  transform: translateY(-2px);
  background: var(--mas-blue-tint);
}

/* --- Buttons: shimmer subtle on primary --- */
.variant-A .btn--primary {
  position: relative;
  overflow: hidden;
}

.variant-A .btn--primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.18) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
  pointer-events: none;
}

.variant-A .btn--primary:hover::after {
  transform: translateX(100%);
}

/* --- Scroll-reveal motion (CSS-only, IntersectionObserver toggleará .is-visible) --- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0s);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal="hero-photo"] {
  opacity: 0;
  transform: scale(0.96) translateY(24px);
}

[data-reveal="hero-photo"].is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* --- Mobile hamburger nav --- */
.nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.7rem;
  color: white;
  cursor: pointer;
  font-size: 0;
  line-height: 0;
  width: 42px;
  height: 42px;
  position: relative;
}

.nav__toggle::before,
.nav__toggle::after,
.nav__toggle span {
  content: "";
  position: absolute;
  left: 9px;
  right: 9px;
  height: 2px;
  background: white;
  transition: transform 0.25s ease, opacity 0.2s ease, top 0.25s ease;
}

.nav__toggle::before { top: 12px; }
.nav__toggle span    { top: 50%; transform: translateY(-50%); }
.nav__toggle::after  { top: auto; bottom: 12px; }

.nav__toggle[aria-expanded="true"]::before {
  top: 50%;
  transform: translateY(-1px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span { opacity: 0; }

.nav__toggle[aria-expanded="true"]::after {
  bottom: auto;
  top: 50%;
  transform: translateY(-1px) rotate(-45deg);
}

@media (max-width: 899px) {
  .nav__toggle { display: inline-block; }

  .nav__cta { display: none; }

  .nav__menu {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--shop-graphite);
    border-bottom: 2px solid var(--mas-blue);
    padding: var(--space-3);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s linear 0.2s;
  }

  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s;
  }

  .nav__menu a {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom-width: 1px;
  }

  .nav__menu a:hover {
    background: rgba(91, 176, 255, 0.08);
    border-bottom-color: rgba(91, 176, 255, 0.3);
  }
}

/* --- Hero: mejor stack móvil con orden controlado --- */
@media (max-width: 899px) {
  .variant-A .hero__inner {
    gap: var(--space-8);
  }

  .variant-A .hero__photo {
    aspect-ratio: 16 / 11;
    order: -1;
  }

  .variant-A .hero__display {
    font-size: clamp(2.5rem, 11vw, 4rem);
  }
}

/* --- Skip link refinement --- */
.skip-link {
  background: var(--mas-blue);
  color: white;
}

/* --- Better focus state on cards --- */
.variant-A .service-card:focus-within {
  outline: 2px solid var(--mas-blue);
  outline-offset: 4px;
}