/* ==========================================================================
   JLC MANTENIMIENTO Y CONSTRUCCIÓN — HOJA DE ESTILOS PRINCIPAL
   --------------------------------------------------------------------------
   ========================================================================== */

/* ----- 1. TOKENS DE DISEÑO ----- */
:root {
  /* Azules del logotipo */
  --tinta:         #0A1826; /* texto sobre claro / fondo más profundo */
  --azul-noche:    #071B30; /* fondo oscuro principal */
  --azul-marino:   #0C2740; /* secciones oscuras */
  --azul:          #00407B; /* PRIMARIO — azul del logo */
  --azul-acero:    #2C6699; /* azul medio */
  --azul-claro:    #6EA3C9; /* azul claro del logo */
  --azul-brillo:   #4DA8E0; /* cian arquitectónico — acento/realce */
  --niebla:        #9DB4C9; /* texto secundario sobre oscuro */
  --papel:         #EDF2F8; /* fondo claro "papel de plano" */
  --papel-2:       #FFFFFF;
  --papel-borde:   #D6E0EC;
  --vigente:       #34C27A; /* verde de estado: registro activo */

  /* Tipografía */
  --f-display: 'Saira Condensed', 'Arial Narrow', sans-serif;
  --f-cuerpo:  'IBM Plex Sans', system-ui, sans-serif;
  --f-mono:    'IBM Plex Mono', ui-monospace, monospace;

  /* Espaciado */
  --sp-xs: 0.5rem;
  --sp-sm: 1rem;
  --sp-md: 2rem;
  --sp-lg: 4rem;
  --sp-xl: 7rem;

  /* Bordes y sombras */
  --radio: 4px;
  --radio-lg: 10px;
  --sombra:  0 14px 40px rgba(7, 27, 48, 0.14);
  --sombra-f: 0 30px 70px rgba(7, 27, 48, 0.40);

  /* Transiciones */
  --t-rapida: 0.2s ease;
  --t-media:  0.45s cubic-bezier(0.22, 1, 0.36, 1);
  --t-lenta:  0.9s cubic-bezier(0.22, 1, 0.36, 1);
  --ease:     cubic-bezier(0.22, 1, 0.36, 1);
}

/* ----- 2. RESET Y BASE ----- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--f-cuerpo);
  background: var(--papel);
  color: var(--tinta);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
svg { display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--azul-brillo);
  outline-offset: 3px;
}

::selection { background: var(--azul-brillo); color: #fff; }

/* ----- 3. UTILIDADES DE LAYOUT ----- */
.contenedor {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--sp-md);
}

.seccion { padding: var(--sp-xl) 0; position: relative; }

.eyebrow {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--azul-brillo);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: var(--sp-sm);
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--azul-brillo);
  display: inline-block;
}

.titulo-seccion {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  line-height: 0.98;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.subtexto {
  max-width: 60ch;
  font-size: 1.06rem;
  color: #46586b;
}

/* Fondos de sección */
.fondo-claro  { background: var(--papel); }
.fondo-blanco { background: var(--papel-2); }
.fondo-oscuro { background: var(--azul-noche); color: #eaf1f8; }
.fondo-medio  { background: var(--azul-marino); color: #eaf1f8; }
.fondo-oscuro .titulo-seccion,
.fondo-medio  .titulo-seccion { color: #fff; }
.fondo-oscuro .subtexto,
.fondo-medio  .subtexto { color: var(--niebla); }

/* Cuadrícula de plano para secciones oscuras */
.patron-plano::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(109,163,201,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(109,163,201,0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}

/* ----- 4. BOTONES ----- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: 0.86rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.95rem 1.6rem;
  border-radius: var(--radio);
  transition: transform var(--t-rapida), box-shadow var(--t-rapida), background var(--t-rapida);
  will-change: transform;
}
.btn svg { width: 16px; height: 16px; }
.btn--primario {
  background: var(--azul-brillo);
  color: #04233d;
  box-shadow: 0 8px 22px rgba(77,168,224,0.35);
}
.btn--primario:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(77,168,224,0.5); background: #6bb6e6; }
.btn--secundario {
  background: transparent;
  color: rgba(109,163,201,0.55);
  border: 1.5px solid rgba(109,163,201,0.55);
}
.btn--secundario:hover { border-color: var(--azul-brillo); color: var(--azul-brillo); transform: translateY(-3px); }

/* ----- 5. NAVEGACIÓN ----- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background var(--t-media), box-shadow var(--t-media), padding var(--t-media);
  padding: 1.15rem 0;
}
.nav--solida {
  background: rgba(7,27,48,0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(109,163,201,0.18);
  padding: 0.7rem 0;
}
.nav__interior { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-md); }

.nav__marca { display: flex; align-items: center; gap: 0.7rem; }
.nav__marca-logo {
  height: 42px; width: auto;
  background: #fff;
  padding: 5px 10px;
  border-radius: var(--radio);
  transition: height var(--t-media);
}
.nav--solida .nav__marca-logo { height: 38px; }

.nav__links { display: flex; gap: 1.8rem; }
.nav__links a {
  color: #dfe9f3;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  padding: 0.3rem 0;
  transition: color var(--t-rapida);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--azul-brillo);
  transition: width var(--t-media);
}
.nav__links a:hover { color: #fff; }
.nav__links a:hover::after { width: 100%; }

.nav__cta {
  font-family: var(--f-mono);
  font-size: 0.8rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 0.7rem 1.25rem;
  border: 1.5px solid var(--azul-brillo);
  color: var(--azul-brillo);
  border-radius: var(--radio);
  transition: all var(--t-rapida);
}
.nav__cta:hover { background: var(--azul-brillo); color: #04233d; }

.nav__hamburguesa { display: none; flex-direction: column; gap: 5px; padding: 8px; z-index: 120; }
.nav__hamburguesa span { width: 26px; height: 2.5px; background: #fff; border-radius: 2px; transition: var(--t-media); }
.nav__hamburguesa.activo span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav__hamburguesa.activo span:nth-child(2) { opacity: 0; }
.nav__hamburguesa.activo span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ----- 6. HERO ----- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--azul-noche);
  overflow: hidden;
  padding: 7rem 0 3rem;
}
.hero__foto {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center 60%;
  transform: scale(1.08);
  animation: hero-zoom 18s ease-out forwards;
}
@keyframes hero-zoom { to { transform: scale(1); } }
.hero__velo {
  position: absolute; inset: 0;
  background:
    linear-gradient(105deg, rgba(7,27,48,0.96) 0%, rgba(7,27,48,0.82) 42%, rgba(7,27,48,0.55) 100%),
    linear-gradient(0deg, rgba(7,27,48,0.9) 0%, transparent 40%);
}
.hero__plano {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(109,163,201,0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(109,163,201,0.10) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(105deg, #000 0%, transparent 70%);
  -webkit-mask-image: linear-gradient(105deg, #000 0%, transparent 70%);
  animation: plano-deriva 40s linear infinite;
}
@keyframes plano-deriva { to { background-position: 54px 54px; } }

.hero__interior { position: relative; z-index: 2; display: grid; grid-template-columns: 1.35fr 0.9fr; gap: var(--sp-lg); align-items: center; width: 100%; }

.hero__plate {
  display: inline-block;
  background: #fff;
  padding: 0.9rem 1.2rem;
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-f);
  margin-bottom: 1.8rem;
  opacity: 0; transform: translateY(24px);
  animation: subir 0.8s var(--ease) 0.1s forwards;
}
.hero__plate img { height: 74px; width: auto; }

.hero__eyebrow {
  font-family: var(--f-mono);
  color: var(--azul-brillo);
  font-size: 0.82rem; letter-spacing: 0.2em; text-transform: uppercase;
  display: block; margin-bottom: 1rem;
  opacity: 0; animation: subir 0.7s var(--ease) 0.25s forwards;
}
.hero__titulo {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2.9rem, 7.5vw, 6rem);
  line-height: 0.9;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  margin-bottom: 1.3rem;
}
.hero__titulo span { display: block; }
.hero__titulo .l1 { opacity: 0; animation: subir 0.8s var(--ease) 0.35s forwards; }
.hero__titulo .l2 { color: var(--azul-brillo); opacity: 0; animation: subir 0.8s var(--ease) 0.5s forwards; }
.hero__titulo .l3 {
  display: block;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 2.4vw, 1.7rem);
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: #cfe0f0;
  margin-top: 0.9rem;
  padding-left: 1rem;
  border-left: 3px solid var(--azul-brillo);
  opacity: 0; animation: subir 0.8s var(--ease) 0.65s forwards;
}

.hero__slogan {
  max-width: 46ch;
  color: #d3e0ee;
  font-size: 1.12rem;
  margin-bottom: 2rem;
  opacity: 0; animation: subir 0.8s var(--ease) 0.8s forwards;
}
.hero__acciones { display: flex; flex-wrap: wrap; gap: 1rem; opacity: 0; animation: subir 0.8s var(--ease) 0.95s forwards; }

@keyframes subir { to { opacity: 1; transform: translateY(0); } }

/* Ficha técnica lateral del hero */
.hero__ficha {
  background: rgba(12,39,64,0.72);
  border: 1px solid rgba(109,163,201,0.25);
  border-radius: var(--radio-lg);
  padding: 1.6rem;
  backdrop-filter: blur(6px);
  opacity: 0; transform: translateY(24px);
  animation: subir 0.9s var(--ease) 0.9s forwards;
}
.hero__ficha-titulo {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--azul-claro);
  padding-bottom: 0.9rem; margin-bottom: 0.4rem;
  border-bottom: 1px solid rgba(109,163,201,0.2);
}
.hero__stat { padding: 0.95rem 0; border-bottom: 1px solid rgba(109,163,201,0.13); display: flex; align-items: baseline; gap: 0.9rem; }
.hero__stat:last-child { border-bottom: none; padding-bottom: 0; }
.hero__stat-num {
  font-family: var(--f-display); font-weight: 700;
  font-size: 2.1rem; line-height: 1; color: #fff; flex-shrink: 0; min-width: 3.4rem;
}
.hero__stat-num sup { color: var(--azul-brillo); font-size: 1rem; }
.hero__stat-label { font-size: 0.82rem; color: var(--niebla); line-height: 1.35; }

.hero__scroll {
  position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%);
  z-index: 2; font-family: var(--f-mono); font-size: 0.68rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--azul-claro);
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
}
.hero__scroll-linea { width: 1.5px; height: 42px; background: linear-gradient(var(--azul-brillo), transparent); position: relative; overflow: hidden; }
.hero__scroll-linea::after { content: ""; position: absolute; top: -50%; left: 0; width: 100%; height: 50%; background: var(--azul-brillo); animation: scroll-baja 1.8s ease-in-out infinite; }
@keyframes scroll-baja { to { top: 120%; } }

/* ----- 7. CINTA DE CLIENTES ----- */
.cinta {
  background: var(--azul);
  padding: 1.4rem 0;
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.cinta__etiqueta {
  text-align: center; font-family: var(--f-mono); font-size: 0.68rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: rgba(255,255,255,0.6);
  margin-bottom: 0.8rem;
}
.cinta__pista { display: flex; gap: 3.5rem; width: max-content; animation: marquee 26s linear infinite; }
.cinta:hover .cinta__pista { animation-play-state: paused; }
.cinta__pista span {
  font-family: var(--f-display); font-weight: 600; font-size: 1.5rem;
  text-transform: uppercase; letter-spacing: 0.03em; color: rgba(255,255,255,0.9);
  display: inline-flex; align-items: center; gap: 3.5rem; white-space: nowrap;
}
.cinta__pista span::after { content: "•"; color: var(--azul-brillo); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ----- 8. ACERCA / PRESENTACIÓN ----- */
.acerca { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: var(--sp-lg); align-items: start; }
.acerca__visual { position: sticky; top: 100px; }
.acerca__marco {
  border-radius: var(--radio-lg);
  overflow: hidden;
  box-shadow: var(--sombra);
  position: relative;
}
.acerca__marco img { width: 100%; height: 420px; object-fit: cover; }
.acerca__sello {
  position: absolute; left: 1rem; bottom: 1rem; right: 1rem;
  background: rgba(7,27,48,0.85); backdrop-filter: blur(6px);
  border: 1px solid rgba(109,163,201,0.3);
  border-radius: var(--radio); padding: 1rem 1.2rem;
  display: flex; align-items: center; gap: 1rem;
}
.acerca__sello-num { font-family: var(--f-display); font-weight: 700; font-size: 2.6rem; color: var(--azul-brillo); line-height: 1; }
.acerca__sello-txt { font-size: 0.82rem; color: #dfe9f3; line-height: 1.35; }

.acerca__cuerpo p { margin-bottom: 1.1rem; color: #3a4a5c; font-size: 1.04rem; }
.acerca__cuerpo p strong { color: var(--azul); }
.acerca__lista-serv {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.6rem 1.4rem;
  margin-top: 1.6rem; padding-top: 1.6rem; border-top: 1px solid var(--papel-borde);
}
.acerca__lista-serv li {
  font-family: var(--f-mono); font-size: 0.82rem; color: var(--azul-acero);
  display: flex; align-items: center; gap: 0.55rem;
}
.acerca__lista-serv li::before { content: ""; width: 7px; height: 7px; background: var(--azul-brillo); flex-shrink: 0; transform: rotate(45deg); }

/* ----- 9. MISIÓN / VISIÓN ----- */
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-md); }
.mv-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(109,163,201,0.22);
  border-radius: var(--radio-lg);
  padding: 2.4rem;
  position: relative;
  transition: transform var(--t-media), border-color var(--t-media);
}
.mv-card:hover { transform: translateY(-6px); border-color: var(--azul-brillo); }
.mv-card__tag { font-family: var(--f-mono); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--azul-brillo); margin-bottom: 1rem; display: block; }
.mv-card h3 { font-family: var(--f-display); font-weight: 600; font-size: 1.7rem; text-transform: uppercase; color: #fff; margin-bottom: 1rem; line-height: 1.05; }
.mv-card p { color: var(--niebla); font-size: 1rem; }

/* ----- 10. SERVICIOS ----- */
.servicios-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; margin-top: 3rem; }
.servicio-card {
  background: var(--papel-2);
  border: 1px solid var(--papel-borde);
  border-radius: var(--radio-lg);
  padding: 1.8rem 1.5rem;
  transition: transform var(--t-media), box-shadow var(--t-media), border-color var(--t-media);
  position: relative; overflow: hidden;
}
.servicio-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: var(--azul-brillo); transform: scaleX(0); transform-origin: left; transition: transform var(--t-media);
}
.servicio-card:hover { transform: translateY(-8px); box-shadow: var(--sombra); border-color: transparent; }
.servicio-card:hover::before { transform: scaleX(1); }
.servicio-card__icono {
  width: 52px; height: 52px; border-radius: var(--radio);
  background: rgba(0,64,123,0.08); color: var(--azul);
  display: grid; place-items: center; margin-bottom: 1.1rem;
  transition: background var(--t-media), color var(--t-media);
}
.servicio-card__icono svg { width: 26px; height: 26px; }
.servicio-card:hover .servicio-card__icono { background: var(--azul); color: #fff; }
.servicio-card h3 { font-family: var(--f-display); font-weight: 600; font-size: 1.28rem; text-transform: uppercase; color: var(--tinta); margin-bottom: 0.55rem; line-height: 1.05; }
.servicio-card p { font-size: 0.9rem; color: #566577; }

/* ----- 11. BITÁCORA (TIMELINE) ----- */
.bitacora { position: relative; margin-top: 3.5rem; padding-left: 2rem; }
.bitacora__linea { position: absolute; left: 0; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--azul-brillo), rgba(109,163,201,0.15)); }
.bitacora__item { position: relative; padding-bottom: 2.4rem; }
.bitacora__item:last-child { padding-bottom: 0; }
.bitacora__punto {
  position: absolute; left: -2.5rem; top: 6px; width: 15px; height: 15px;
  border-radius: 50%; background: var(--azul-noche); border: 3px solid var(--azul-brillo);
  box-shadow: 0 0 0 5px rgba(77,168,224,0.12);
}
.bitacora__anio { font-family: var(--f-mono); font-size: 0.8rem; letter-spacing: 0.08em; color: var(--azul-brillo); font-weight: 600; }
.bitacora__card {
  margin-top: 0.55rem; background: rgba(255,255,255,0.03);
  border: 1px solid rgba(109,163,201,0.2); border-radius: var(--radio-lg);
  padding: 1.5rem 1.7rem; transition: transform var(--t-media), border-color var(--t-media), background var(--t-media);
}
.bitacora__card:hover { transform: translateX(6px); border-color: var(--azul-brillo); background: rgba(0,64,123,0.15); }
.bitacora__folio { font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.04em; color: var(--azul-claro); text-transform: uppercase; }
.bitacora__card h3 { font-family: var(--f-display); font-weight: 600; font-size: 1.4rem; text-transform: uppercase; color: #fff; margin: 0.35rem 0 0.7rem; line-height: 1.05; }
.bitacora__card p { color: var(--niebla); font-size: 0.96rem; margin-bottom: 1rem; }
.bitacora__tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.bitacora__tags span {
  font-family: var(--f-mono); font-size: 0.68rem; letter-spacing: 0.04em;
  padding: 0.3rem 0.7rem; border-radius: 30px;
  background: rgba(77,168,224,0.12); color: var(--azul-claro); border: 1px solid rgba(77,168,224,0.25);
}

/* ----- 12. GALERÍA / CARRUSEL ----- */
.carrusel {
  position: relative; margin-top: 3rem; border-radius: var(--radio-lg); overflow: hidden;
  box-shadow: var(--sombra-f); background: var(--azul-noche);
}
.carrusel__progreso { position: absolute; top: 0; left: 0; height: 4px; background: var(--azul-brillo); z-index: 5; width: 0; }
.carrusel__pista { display: flex; transition: transform 0.7s cubic-bezier(0.65,0,0.35,1); }
.carrusel__slide { min-width: 100%; position: relative; aspect-ratio: 16 / 9; background: var(--azul-marino); }
.carrusel__slide img { width: 100%; height: 100%; object-fit: cover; }
.carrusel__slide-velo { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,27,48,0.94) 0%, rgba(7,27,48,0.25) 45%, transparent 70%); }
.carrusel__slide-overlay { position: absolute; left: 0; right: 0; bottom: 0; padding: 2.4rem; z-index: 2; }
.carrusel__slide-folio { font-family: var(--f-mono); font-size: 0.76rem; letter-spacing: 0.06em; color: var(--azul-brillo); text-transform: uppercase; margin-bottom: 0.5rem; }
.carrusel__slide-overlay h3 { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.4rem, 3vw, 2.2rem); text-transform: uppercase; color: #fff; line-height: 1; margin-bottom: 0.5rem; }
.carrusel__slide-overlay p { color: #d3e0ee; max-width: 55ch; font-size: 0.98rem; }

.carrusel__control {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(7,27,48,0.65); border: 1px solid rgba(109,163,201,0.4);
  color: #fff; display: grid; place-items: center; transition: all var(--t-rapida);
  backdrop-filter: blur(4px);
}
.carrusel__control svg { width: 22px; height: 22px; }
.carrusel__control:hover { background: var(--azul-brillo); color: #04233d; border-color: var(--azul-brillo); }
.carrusel__control--prev { left: 1.2rem; }
.carrusel__control--next { right: 1.2rem; }

.carrusel__indicadores { position: absolute; bottom: 1.4rem; right: 2.4rem; z-index: 5; display: flex; gap: 0.5rem; }
.carrusel__indicadores button { width: 30px; height: 4px; border-radius: 3px; background: rgba(255,255,255,0.3); transition: background var(--t-rapida); }
.carrusel__indicadores button.activo { background: var(--azul-brillo); }

/* Miniaturas debajo del carrusel */
.carrusel__minis { display: flex; gap: 0.6rem; margin-top: 0.9rem; overflow-x: auto; padding-bottom: 0.3rem; }
.carrusel__minis button { flex: 0 0 auto; width: 92px; height: 60px; border-radius: var(--radio); overflow: hidden; opacity: 0.5; border: 2px solid transparent; transition: all var(--t-rapida); }
.carrusel__minis button img { width: 100%; height: 100%; object-fit: cover; }
.carrusel__minis button.activo { opacity: 1; border-color: var(--azul-brillo); }
.carrusel__minis button:hover { opacity: 1; }

/* ----- 13. REPSE / CONFIANZA ----- */
.confianza { display: grid; grid-template-columns: 1fr 1.15fr; gap: var(--sp-lg); align-items: center; }
.confianza__card {
  background: var(--azul-noche); color: #eaf1f8;
  border-radius: var(--radio-lg); padding: 2.4rem;
  position: relative; overflow: hidden; box-shadow: var(--sombra);
}
.confianza__card::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(109,163,201,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(109,163,201,0.06) 1px, transparent 1px);
  background-size: 34px 34px; pointer-events: none;
}
.confianza__sello {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--f-mono); font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--vigente);
  padding: 0.5rem 1rem; border: 1px solid rgba(52,194,122,0.4); border-radius: 30px;
  background: rgba(52,194,122,0.08); margin-bottom: 1.8rem; position: relative;
}
.confianza__sello .punto { width: 9px; height: 9px; border-radius: 50%; background: var(--vigente); position: relative; }
.confianza__sello .punto::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--vigente); animation: pulso 2s ease-out infinite; }
@keyframes pulso { 0% { transform: scale(0.8); opacity: 1; } 100% { transform: scale(2.2); opacity: 0; } }

.confianza__lista { display: grid; gap: 1rem; position: relative; }
.confianza__lista li { display: flex; align-items: flex-start; gap: 0.85rem; font-size: 0.96rem; color: #dfe9f3; }
.confianza__lista li svg { width: 20px; height: 20px; color: var(--vigente); flex-shrink: 0; margin-top: 3px; }
.confianza__lista strong { color: #fff; }
.confianza__lista .dato { font-family: var(--f-mono); color: var(--azul-brillo); }

.confianza__servicios { margin-top: 2rem; padding-top: 1.6rem; border-top: 1px solid rgba(109,163,201,0.2); position: relative; }
.confianza__servicios p { font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--azul-claro); margin-bottom: 0.8rem; }
.confianza__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.confianza__chips span { font-size: 0.82rem; padding: 0.35rem 0.85rem; border-radius: 4px; background: rgba(0,64,123,0.4); border: 1px solid rgba(109,163,201,0.25); color: #dfe9f3; }

/* ----- 14. CONTACTO ----- */
.contacto { display: grid; grid-template-columns: 1fr 1.05fr; gap: var(--sp-lg); align-items: start; }
.contacto__info-item { display: flex; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid rgba(109,163,201,0.16); }
.contacto__info-item:first-child { padding-top: 0; }
.contacto__info-item > svg { width: 24px; height: 24px; color: var(--azul-brillo); flex-shrink: 0; margin-top: 3px; }
.contacto__info-item h4 { font-family: var(--f-display); font-weight: 600; font-size: 1.1rem; text-transform: uppercase; color: #fff; margin-bottom: 0.25rem; letter-spacing: 0.02em; }
.contacto__info-item p, .contacto__info-item a { color: var(--niebla); font-size: 0.96rem; transition: color var(--t-rapida); }
.contacto__info-item a:hover { color: var(--azul-brillo); }

.contacto__redes { display: flex; gap: 0.7rem; margin-top: 1.2rem; flex-wrap: wrap; }
.contacto__redes a {
  width: 46px; height: 46px; border-radius: var(--radio);
  border: 1px solid rgba(109,163,201,0.3); color: var(--azul-claro);
  display: grid; place-items: center; transition: all var(--t-rapida);
}
.contacto__redes a svg { width: 22px; height: 22px; }
.contacto__redes a:hover { background: var(--azul-brillo); color: #04233d; border-color: var(--azul-brillo); transform: translateY(-3px); }
.contacto__redes a .handle { display: none; }


/* Formulario */
.form-card { background: var(--papel-2); border-radius: var(--radio-lg); padding: 2.4rem; box-shadow: var(--sombra); }
.form-card h3 { font-family: var(--f-display); font-weight: 700; font-size: 1.7rem; text-transform: uppercase; color: var(--tinta); margin-bottom: 0.4rem; }
.form-card > p { color: #566577; margin-bottom: 1.6rem; font-size: 0.96rem; }
.campo { margin-bottom: 1.1rem; }
.campo-fila { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.campo label { display: block; font-family: var(--f-mono); font-size: 0.74rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--azul-acero); margin-bottom: 0.4rem; }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: 0.8rem 0.95rem; border: 1.5px solid var(--papel-borde);
  border-radius: var(--radio); font-family: var(--f-cuerpo); font-size: 0.95rem; color: var(--tinta);
  background: var(--papel); transition: border-color var(--t-rapida), box-shadow var(--t-rapida);
}
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-color: var(--azul-brillo); box-shadow: 0 0 0 3px rgba(77,168,224,0.15); background: #fff; }
.campo textarea { resize: vertical; min-height: 110px; }
.form-card .btn { width: 100%; justify-content: center; margin-top: 0.4rem; }
.form-confirmacion {
  display: none; align-items: center; gap: 0.7rem; margin-top: 1rem;
  padding: 0.9rem 1rem; border-radius: var(--radio);
  background: rgba(52,194,122,0.1); border: 1px solid rgba(52,194,122,0.35);
  color: #1f7a4d; font-size: 0.9rem; font-weight: 500;
}
.form-confirmacion.visible { display: flex; }
.form-confirmacion svg { width: 20px; height: 20px; flex-shrink: 0; }

/* Mapa */
.ubicacion { margin-top: var(--sp-lg); display: grid; grid-template-columns: 1.4fr 1fr; gap: 0; border-radius: var(--radio-lg); overflow: hidden; box-shadow: var(--sombra); position: relative; z-index: 2; }
.ubicacion__mapa { min-height: 340px; }
.ubicacion__mapa iframe { width: 100%; height: 100%; border: 0; display: block; filter: grayscale(0.2) contrast(1.05); }
.ubicacion__datos { background: var(--azul); color: #fff; padding: 2.4rem; display: flex; flex-direction: column; justify-content: center; }
.ubicacion__datos h3 { font-family: var(--f-display); font-weight: 700; font-size: 1.6rem; text-transform: uppercase; margin-bottom: 1rem; }
.ubicacion__datos p { color: #cfe0f0; margin-bottom: 0.8rem; font-size: 0.96rem; }
.ubicacion__datos .btn { align-self: flex-start; margin-top: 0.6rem; }

/* ----- 15. FOOTER ----- */
.footer { background: #05121f; color: #b9c8d8; padding: var(--sp-lg) 0 2rem; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--sp-md); padding-bottom: var(--sp-md); border-bottom: 1px solid rgba(109,163,201,0.15); }
.footer__logo { background: #fff; padding: 8px 12px; border-radius: var(--radio); display: inline-block; margin-bottom: 1rem; }
.footer__logo img { height: 46px; width: auto; }
.footer__top > div > p { max-width: 320px; font-size: 0.92rem; }
.footer__col h5 { font-family: var(--f-mono); font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--azul-brillo); margin-bottom: 1rem; }
.footer__col ul { display: grid; gap: 0.6rem; }
.footer__col a, .footer__col p { font-size: 0.9rem; color: #b9c8d8; transition: color var(--t-rapida); }
.footer__col a:hover { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-top: 1.6rem; font-size: 0.82rem; color: #6f8399; }
.footer__bottom .dato { font-family: var(--f-mono); }

/* ----- 16. FLOTANTES ----- */
.flotante-wa {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 90;
  width: 58px; height: 58px; border-radius: 50%; background: #25D366; color: #fff;
  display: grid; place-items: center; box-shadow: 0 10px 30px rgba(37,211,102,0.45);
  transition: transform var(--t-rapida);
}
.flotante-wa svg { width: 30px; height: 30px; }
.flotante-wa:hover { transform: scale(1.1); }

.volver-arriba {
  position: fixed; bottom: 1.5rem; right: calc(1.5rem + 72px); z-index: 90;
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--azul); color: #fff; display: grid; place-items: center;
  box-shadow: var(--sombra); opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: all var(--t-media);
}
.volver-arriba svg { width: 22px; height: 22px; }
.volver-arriba.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.volver-arriba:hover { background: var(--azul-brillo); color: #04233d; }

/* ----- 17. REVELADO AL HACER SCROLL ----- */
.aparecer { opacity: 0; transform: translateY(34px); transition: opacity 0.8s var(--t-media), transform 0.8s var(--t-media); }
.aparecer.visible { opacity: 1; transform: translateY(0) translateX(0) scale(1); }
.aparecer-d1 { transition-delay: 0.1s; }
.aparecer-d2 { transition-delay: 0.2s; }
.aparecer-d3 { transition-delay: 0.3s; }
/* Variantes direccionales */
.aparecer--izq  { transform: translateX(-46px); }
.aparecer--der  { transform: translateX(46px); }
.aparecer--zoom { transform: scale(0.9); }
.aparecer--giro { transform: translateY(30px) rotate(-2deg); }
.aparecer--izq.visible, .aparecer--der.visible, .aparecer--zoom.visible, .aparecer--giro.visible { transform: none; }

/* Hijos con revelado escalonado automático */
.escalona > * { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--t-media), transform 0.7s var(--t-media); }
.escalona.visible > * { opacity: 1; transform: none; }
.escalona.visible > *:nth-child(1){ transition-delay: .05s; }
.escalona.visible > *:nth-child(2){ transition-delay: .13s; }
.escalona.visible > *:nth-child(3){ transition-delay: .21s; }
.escalona.visible > *:nth-child(4){ transition-delay: .29s; }
.escalona.visible > *:nth-child(5){ transition-delay: .37s; }
.escalona.visible > *:nth-child(6){ transition-delay: .45s; }
.escalona.visible > *:nth-child(7){ transition-delay: .53s; }
.escalona.visible > *:nth-child(8){ transition-delay: .61s; }
.escalona.visible > *:nth-child(9){ transition-delay: .69s; }

/* ----- 17b. ANIMACIONES AMBIENTALES (activas en móvil y PC) ----- */
@keyframes flotar { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes flotar-lento { 0%,100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-6px) rotate(1deg); } }
@keyframes brillo-borde { 0%,100% { box-shadow: 0 0 0 0 rgba(90,166,224,0); } 50% { box-shadow: 0 0 26px 2px rgba(90,166,224,.28); } }
@keyframes deslizar-luz { 0% { background-position: -160% 0; } 100% { background-position: 260% 0; } }
@keyframes latido-suave { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes entrar-sello { 0% { opacity: 0; transform: scale(.6) rotate(-12deg); } 60% { transform: scale(1.08) rotate(3deg); } 100% { opacity: 1; transform: scale(1) rotate(0); } }

/* El logo del hero flota suavemente */
.hero__plate img { animation: flotar 5.5s var(--ease) infinite; }
/* Botón primario con destello continuo */
.btn--primario { position: relative; overflow: hidden; }
.btn--primario::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  background-size: 220% 100%; animation: deslizar-luz 3.8s linear infinite;
}
/* Ícono flotante de WhatsApp con latido */
.whatsapp-flotante { animation: flotar 3.2s var(--ease) infinite; }
/* Indicador de scroll del hero: ya se anima; reforzamos números de ficha */
.hero__stat-num { display: inline-block; }
.hero__stat:hover .hero__stat-num { animation: latido-suave .6s var(--ease); }

/* Tarjetas: elevación + realce al pasar el cursor / tocar */
.valor-card, .servicio-card, .bitacora__item, .confianza__card {
  transition: transform .45s var(--t-media), box-shadow .45s var(--t-media), border-color .45s var(--t-media);
}
.valor-card:hover, .servicio-card:hover {
  transform: translateY(-8px) scale(1.015);
  box-shadow: 0 22px 44px rgba(4,35,61,.16);
}
.valor-card:active, .servicio-card:active { transform: translateY(-3px) scale(1.005); }
/* Sello REPSE aparece con rebote al entrar en pantalla */
.confianza__card.visible .confianza__sello { animation: entrar-sello .8s var(--ease) both; }

/* ----- 17c. GALERÍA MOSAICO ----- */
.galeria-todo { margin-top: 1rem; }
.galeria-todo__titulo { font-family: var(--f-display); font-weight: 700; text-transform: uppercase; color: var(--tinta); font-size: clamp(1.6rem, 3.4vw, 2.4rem); line-height: 1; margin-bottom: .7rem; }
.galeria-todo__sub { color: var(--acero); max-width: 60ch; margin-bottom: 2.2rem; }
.mosaico {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 150px;
  gap: 14px;
}
.mosaico__item {
  position: relative; margin: 0; overflow: hidden;
  border-radius: var(--radio-lg);
  cursor: pointer;
  opacity: 0; transform: translateY(30px) scale(.96);
  transition: opacity .7s var(--t-media), transform .7s var(--t-media), box-shadow .4s var(--t-media);
  box-shadow: 0 6px 18px rgba(4,35,61,.10);
}
.mosaico.visible .mosaico__item { opacity: 1; transform: none; }
.mosaico.visible .mosaico__item:nth-child(1){ transition-delay:.04s;}
.mosaico.visible .mosaico__item:nth-child(2){ transition-delay:.09s;}
.mosaico.visible .mosaico__item:nth-child(3){ transition-delay:.14s;}
.mosaico.visible .mosaico__item:nth-child(4){ transition-delay:.19s;}
.mosaico.visible .mosaico__item:nth-child(5){ transition-delay:.24s;}
.mosaico.visible .mosaico__item:nth-child(6){ transition-delay:.29s;}
.mosaico.visible .mosaico__item:nth-child(7){ transition-delay:.34s;}
.mosaico.visible .mosaico__item:nth-child(8){ transition-delay:.39s;}
.mosaico.visible .mosaico__item:nth-child(n+9){ transition-delay:.44s;}
.mosaico__item--ancho { grid-column: span 2; }
.mosaico__item--alto  { grid-row: span 2; }
.mosaico__item img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .7s var(--t-media);
}
.mosaico__item::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, rgba(4,35,61,.78) 0%, rgba(4,35,61,0) 55%);
  opacity: 0; transition: opacity .4s var(--t-media);
}
.mosaico__item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 1rem; color: #fff;
  font-family: var(--f-display); font-weight: 600; text-transform: uppercase;
  font-size: .92rem; letter-spacing: .02em;
  transform: translateY(12px); opacity: 0;
  transition: transform .4s var(--t-media), opacity .4s var(--t-media);
}
.mosaico__item:hover img, .mosaico__item:focus img { transform: scale(1.12); }
.mosaico__item:hover::before, .mosaico__item:focus::before,
.mosaico__item:hover figcaption, .mosaico__item:focus figcaption { opacity: 1; }
.mosaico__item:hover figcaption, .mosaico__item:focus figcaption { transform: translateY(0); }
.mosaico__item:focus { outline: 3px solid var(--azul-brillo); outline-offset: 2px; }

/* ----- 17d. VISOR DE IMÁGENES (LIGHTBOX) ----- */
.visor {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(3,20,35,.92); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity .35s var(--t-media), visibility .35s;
}
.visor.abierto { opacity: 1; visibility: visible; }
.visor__img {
  max-width: 88vw; max-height: 82vh; border-radius: var(--radio-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  transform: scale(.9); transition: transform .4s var(--t-media);
}
.visor.abierto .visor__img { transform: scale(1); }
.visor__pie {
  position: absolute; bottom: 3.5%; left: 0; right: 0; text-align: center;
  color: #dce8f4; font-family: var(--f-mono); font-size: .9rem; letter-spacing: .03em;
}
.visor__cerrar {
  position: absolute; top: 4%; right: 5%; width: 52px; height: 52px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2);
  color: #fff; font-size: 2rem; line-height: 1; border-radius: 50%; cursor: pointer;
  transition: background .3s, transform .3s;
}
.visor__cerrar:hover { background: rgba(255,255,255,.2); transform: rotate(90deg); }
.visor__nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 54px; height: 54px; border-radius: 50%;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2);
  color: #fff; font-size: 2rem; line-height: 1; cursor: pointer;
  transition: background .3s;
}
.visor__nav:hover { background: var(--azul-brillo); color: #04233d; }
.visor__nav--prev { left: 3%; }
.visor__nav--next { right: 3%; }

/* Respeta a quien prefiere menos movimiento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001s !important; animation-iteration-count: 1 !important; transition-duration: .01s !important; }
}

/* ====== 18. RESPONSIVE ====== */
@media (max-width: 1024px) {
  .hero__interior { grid-template-columns: 1fr; gap: var(--sp-md); }
  .hero__ficha { max-width: 440px; }
  .acerca, .confianza, .contacto { grid-template-columns: 1fr; gap: var(--sp-md); }
  .acerca__visual { position: static; }
  .servicios-grid { grid-template-columns: repeat(2, 1fr); }
  .ubicacion { grid-template-columns: 1fr; }
  .ubicacion__mapa { min-height: 300px; }
  .mosaico { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 140px; }
}

@media (max-width: 760px) {
  :root { --sp-xl: 4.5rem; --sp-lg: 2.8rem; }
  .nav__links, .nav__cta { display: none; }
  .nav__hamburguesa { display: flex; }
  .nav__links--movil {
    display: flex; flex-direction: column; gap: 0; position: fixed;
    top: 0; right: 0; width: min(80vw, 320px); height: 100vh;
    background: var(--azul-noche); padding: 6rem 2rem 2rem;
    transform: translateX(100%); transition: transform var(--t-media);
    box-shadow: -20px 0 60px rgba(0,0,0,0.4); z-index: 110;
  }
  .nav__links--movil.abierto { transform: translateX(0); }
  .nav__links--movil a { padding: 1rem 0; border-bottom: 1px solid rgba(109,163,201,0.15); font-size: 1.05rem; }
  .nav__links--movil a::after { display: none; }

  .mv-grid { grid-template-columns: 1fr; }
  .servicios-grid { grid-template-columns: 1fr; }
  .campo-fila { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: var(--sp-sm); }
  .acerca__lista-serv { grid-template-columns: 1fr; }
  .carrusel__slide-overlay { padding: 1.4rem; }
  .carrusel__control { width: 42px; height: 42px; }
  .carrusel__indicadores { right: 1.4rem; bottom: 1rem; }
  .hero { padding-top: 6rem; }
  .volver-arriba { display: none; }

  /* Mosaico en móvil: 2 columnas, sin celdas gigantes */
  .mosaico { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 128px; gap: 10px; }
  .mosaico__item--ancho { grid-column: span 2; }
  .mosaico__item--alto { grid-row: span 2; }
  /* En móvil las leyendas se ven siempre (no hay hover) */
  .mosaico__item::before { opacity: .55; }
  .mosaico__item figcaption { opacity: 1; transform: translateY(0); font-size: .78rem; padding: .7rem; }
  .visor__nav { width: 44px; height: 44px; font-size: 1.5rem; }
  .visor__cerrar { width: 44px; height: 44px; font-size: 1.6rem; }

  /* Más vida en móvil: reveals con desplazamiento lateral por defecto */
  .hero__ficha { animation: flotar-lento 6s var(--ease) infinite; }
}