:root {
  --verde: #00a654;
  --verde-oscuro: #00893f;
  --gris-oscuro: #2e2f33;
  --gris-claro: #e5e7e6;
  --blanco: #ffffff;
  --texto-suave: #6b6d70;
  --radio: 3px;
  --sombra: 0 10px 30px rgba(46, 47, 51, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

/* ===== Preloader ===== */
.preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--gris-oscuro);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .45s ease, visibility .45s ease;
}
.preloader-logo { width: 130px; height: auto; animation: preloader-pulso 1.1s ease-in-out infinite; }
@keyframes preloader-pulso {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: .7; }
}
.preloader.oculto { opacity: 0; visibility: hidden; pointer-events: none; }
@media (prefers-reduced-motion: reduce) {
  .preloader-logo { animation: none; }
}

body {
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  color: var(--gris-oscuro);
  background: var(--blanco);
  line-height: 1.6;
}

h1, h2, h3, h4, .titular {
  font-family: 'Oswald', Arial, sans-serif;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1.15;
  margin: 0 0 16px;
  color: var(--gris-oscuro);
}

p { margin: 0 0 16px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }

.contenedor {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

.seccion { padding: 70px 0; }
.seccion--gris { background: var(--gris-claro); }
.seccion--oscura { background: var(--gris-oscuro); color: var(--gris-claro); }
.seccion--oscura h1, .seccion--oscura h2, .seccion--oscura h3 { color: var(--blanco); }

.encabezado-seccion { max-width: 640px; margin: 0 auto 44px; text-align: center; }
.encabezado-seccion .eyebrow {
  display: inline-block;
  color: var(--verde);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 10px;
}
.encabezado-seccion p { color: var(--texto-suave); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radio);
  font-family: 'Oswald', Arial, sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--verde { background: var(--verde); color: #fff; }
.btn--verde:hover { background: var(--verde-oscuro); }
.btn--oscuro { background: var(--gris-oscuro); color: #fff; }
.btn--oscuro:hover { background: #1c1d20; }
.btn--outline { background: transparent; border-color: var(--blanco); color: var(--blanco); }
.btn--outline:hover { background: var(--blanco); color: var(--gris-oscuro); }
.btn--outline-oscuro { background: transparent; border-color: var(--gris-oscuro); color: var(--gris-oscuro); }
.btn--outline-oscuro:hover { background: var(--gris-oscuro); color: #fff; }
.btn--whatsapp { background: #25D366; color: #fff; }
.btn--whatsapp:hover { background: #1ebe57; }
.btn--sm { padding: 9px 18px; font-size: 13px; }

/* Brillo periódico para botones de llamado a la acción destacados (uso puntual, no en todos los botones) */
.brillo-cta { position: relative; overflow: hidden; }
.brillo-cta::after {
  content: '';
  position: absolute; top: 0; left: -75%; width: 45%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.55), transparent);
  transform: skewX(-20deg);
  animation: brillo-sweep 5s ease-in-out infinite;
}
@keyframes brillo-sweep {
  0% { left: -75%; }
  18%, 100% { left: 130%; }
}
@media (prefers-reduced-motion: reduce) {
  .brillo-cta::after { animation: none; }
}

/* ===== Header ===== */
/* El header usa fondo claro (#fefefe) para que el logo se lea con sus colores
   reales (verde #009a48 / negro #000001) — el header se adapta al logo, no al revés. */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #fefefe;
  box-shadow: 0 2px 14px rgba(0,0,0,0.08);
}
/* padding vertical reducido a propósito: compensa el logo más grande para que
   la altura total del header (~103px) no cambie. */
.site-header .contenedor { display: flex; align-items: center; justify-content: space-between; padding-top: 4px; padding-bottom: 4px; gap: 20px; }
.logo-link { display: flex; align-items: center; gap: 10px; }
.logo-link img { height: 95px; width: auto; }

.nav-principal { display: flex; align-items: center; gap: 26px; }
.nav-principal ul { display: flex; align-items: center; gap: 24px; }
.nav-principal a {
  font-family: 'Oswald', Arial, sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 15px;
  letter-spacing: .5px;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  color: var(--gris-oscuro);
}
.nav-principal a:hover, .nav-principal a.activo { border-color: var(--verde); color: var(--verde); }

.nav-header-redes { display: flex; align-items: center; gap: 10px; }
.nav-header-redes a {
  width: 37px; height: 37px; border-radius: 50%; border: 1px solid #d9dbda;
  display: flex; align-items: center; justify-content: center; color: var(--gris-oscuro); flex-shrink: 0;
  transition: background .2s ease, border-color .2s ease, transform .2s ease, color .2s ease;
}
.nav-header-redes a svg { width: 17px; height: 17px; }
.nav-header-redes a:hover { background: var(--verde); border-color: var(--verde); color: #fff; transform: translateY(-3px); }

/* Especificidad ".nav-principal a" (clase+etiqueta) le gana a una sola clase,
   por eso el padding lateral no se aplicaba antes — se sube la especificidad aquí. */
.nav-principal a.nav-cta { padding: 9px 26px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span { width: 26px; height: 3px; background: var(--gris-oscuro); border-radius: 2px; }

/* ===== Hero / Banners ===== */
.hero { position: relative; overflow: hidden; background: var(--gris-oscuro); }
.hero-slide {
  display: none;
  position: relative;
  min-height: 88vh;
  align-items: center;
  background-size: cover;
  background-position: center;
}
.hero-slide.activo { display: flex; animation: hero-kenburns 16s ease-in-out infinite alternate; }
@keyframes hero-kenburns {
  from { background-size: 104%; }
  to { background-size: 116%; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-slide.activo { animation: none; }
}
.hero-slide::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(20,21,23,.94) 0%, rgba(20,21,23,.8) 40%, rgba(20,21,23,.45) 75%, rgba(20,21,23,.65) 100%);
}
.hero-slide .contenedor { position: relative; z-index: 2; display: grid; grid-template-columns: 1.4fr 1fr; gap: 30px; align-items: center; }
.hero-texto { max-width: 640px; color: #fff; }
/* La entrada animada solo se aplica al primer banner (carga inicial de la página).
   Con los banners cambiando cada 1.5s, animar el texto en cada cambio provocaba
   que quedara invisible (opacity:0) una fracción de segundo en cada ciclo — se
   ve como un parpadeo. Del segundo cambio en adelante el texto aparece al instante. */
.hero-slide:first-child .hero-texto,
.hero-slide:first-child .hero-stat { animation: hero-entrada .5s ease both; }
@keyframes hero-entrada {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-slide:first-child .hero-texto, .hero-slide:first-child .hero-stat { animation: none; }
}
.hero-texto .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--verde); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; font-size: 13px; margin-bottom: 14px; }
.hero-texto .eyebrow::before { content: ''; width: 26px; height: 2px; background: var(--verde); display: inline-block; }
.hero-texto h1 { font-size: clamp(2.4rem, 4.4vw, 3.6rem); color: #fff; margin-bottom: 18px; line-height: 1.08; }
.hero-texto h1 .resaltado { color: var(--verde); }
.hero-texto p.hero-desc { font-size: 17px; color: var(--gris-claro); margin-bottom: 24px; max-width: 540px; }

.pildoras { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-bottom: 30px; }
.pildoras span {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; color: var(--gris-claro);
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.14);
  padding: 8px 14px; border-radius: 30px;
}
.pildoras svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--verde); }

.hero-acciones { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.enlace-flecha { display: inline-flex; align-items: center; gap: 8px; font-family: 'Oswald', sans-serif; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; font-size: 14px; color: #fff; border-bottom: 2px solid var(--verde); padding-bottom: 4px; }
.enlace-flecha:hover { color: var(--verde); }

.hero-stat {
  justify-self: end;
  background: rgba(20,21,23,0.55);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radio);
  padding: 26px 30px;
  color: #fff;
  text-align: left;
  max-width: 260px;
}
.hero-stat .cifra { font-family: 'Oswald', sans-serif; font-size: 42px; font-weight: 700; color: var(--verde); line-height: 1; }
.hero-stat .cifra-label { font-size: 13px; color: var(--gris-claro); margin-top: 6px; }

.hero-dots { position: absolute; bottom: 22px; left: 0; right: 0; display: flex; justify-content: center; gap: 10px; z-index: 3; }
.hero-dots button { width: 10px; height: 10px; border-radius: 50%; border: 2px solid #fff; background: transparent; cursor: pointer; padding: 0; }
.hero-dots button.activo { background: var(--verde); border-color: var(--verde); }

.hero-flecha {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(20,21,23,.5); border: 1px solid rgba(255,255,255,.35); color: #fff;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: background .2s ease, border-color .2s ease;
}
.hero-flecha:hover { background: var(--verde); border-color: var(--verde); }
.hero-flecha svg { width: 22px; height: 22px; }
.hero-flecha--izq { left: 18px; }
.hero-flecha--der { right: 18px; }
@media (max-width: 760px) {
  .hero-flecha { width: 36px; height: 36px; }
  .hero-flecha svg { width: 17px; height: 17px; }
  .hero-flecha--izq { left: 10px; }
  .hero-flecha--der { right: 10px; }
}

@media (max-width: 980px) {
  .hero-slide .contenedor { grid-template-columns: 1fr; }
  .hero-stat { justify-self: start; max-width: none; }
}

/* ===== Cards de servicios (foto con overlay) ===== */
.grid-servicios { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card-servicio {
  position: relative;
  border-radius: var(--radio);
  overflow: hidden;
  aspect-ratio: 3/4;
  display: flex; flex-direction: column; justify-content: flex-end;
  color: #fff;
  transition: transform .25s ease;
}
.card-servicio:hover { transform: translateY(-6px); }
.card-servicio .img-wrap { position: absolute; inset: 0; z-index: 0; }
.card-servicio .img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.card-servicio:hover .img-wrap img { transform: scale(1.08); }
.card-servicio::after {
  content: '';
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(0deg, rgba(15,16,17,.92) 0%, rgba(15,16,17,.5) 55%, rgba(15,16,17,.05) 100%);
}
.card-servicio .cuerpo { position: relative; z-index: 2; padding: 22px; }
.card-servicio h3 { font-size: 19px; margin-bottom: 8px; color: #fff; }
.card-servicio p { color: var(--gris-claro); font-size: 14px; margin-bottom: 14px; }
.card-servicio .categoria-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gris-oscuro);
  background: var(--verde);
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.card-servicio .ver-mas { display: inline-flex; align-items: center; gap: 6px; font-family: 'Oswald', sans-serif; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; font-size: 13px; color: #fff; }
.card-servicio .ver-mas svg { width: 14px; height: 14px; transition: transform .2s ease; }
.card-servicio:hover .ver-mas svg { transform: translateX(4px); }

/* ===== Por qué elegirnos / Proceso ===== */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.paso {
  text-align: center;
  padding: 30px 18px;
}
.paso .numero {
  position: relative;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--verde); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Oswald', sans-serif; font-weight: 700; font-size: 22px;
  margin: 0 auto 18px;
  animation: numero-brillo 3.4s ease-in-out infinite;
}
.paso:nth-child(1) .numero { animation-delay: 0s; }
.paso:nth-child(2) .numero { animation-delay: .5s; }
.paso:nth-child(3) .numero { animation-delay: 1s; }
.paso:nth-child(4) .numero { animation-delay: 1.5s; }
.paso:nth-child(5) .numero { animation-delay: 2s; }
@keyframes numero-brillo {
  0%, 60%, 100% { box-shadow: 0 0 0 0 rgba(0,166,84,.45); }
  30% { box-shadow: 0 0 0 10px rgba(0,166,84,0); }
}
.paso h3 { font-size: 17px; }
.paso p { color: var(--texto-suave); font-size: 14px; margin: 0; }

/* ===== Proceso (colage + pasos) ===== */
.proceso-intro { display: grid; grid-template-columns: .9fr 1.1fr; gap: 50px; align-items: center; margin-bottom: 50px; }
.proceso-collage { position: relative; height: 420px; }
.proceso-collage img {
  position: absolute; width: 62%; height: 78%; object-fit: cover; border-radius: var(--radio);
  transition: transform .7s ease, box-shadow .7s ease;
}
.proceso-collage img:first-child { top: 0; left: 0; }
.proceso-collage img:last-child { bottom: 0; right: 0; }
.proceso-collage img.capa-adelante { z-index: 2; transform: rotate(-4deg) scale(1); box-shadow: 0 20px 40px rgba(0,0,0,.3); }
.proceso-collage img.capa-atras { z-index: 1; transform: rotate(3deg) scale(.92); box-shadow: 0 10px 22px rgba(0,0,0,.18); }
.proceso-watermark {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-family: 'Oswald', sans-serif; font-weight: 700; text-transform: uppercase;
  font-size: 76px; color: rgba(46,47,51,0.06); letter-spacing: 4px; z-index: 0; white-space: nowrap;
}
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }

/* Fila de pasos del proceso en tarjetas, con flechas conectoras entre cada una */
.grid-5--pasos { display: flex; align-items: stretch; gap: 0; }
.paso--tarjeta {
  flex: 1 1 0; min-width: 0; text-align: left; padding: 22px 18px;
  background: #fff; border: 1px solid #e3e5e4; border-radius: var(--radio);
}
.numero-chip {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 22px; padding: 0 6px; background: var(--gris-oscuro); color: var(--verde);
  font-family: 'Oswald', sans-serif; font-weight: 700; font-size: 12px; border-radius: 4px; margin-bottom: 14px;
}
.paso-icono { color: var(--verde); margin-bottom: 14px; }
.paso-icono svg { width: 30px; height: 30px; }
.paso--tarjeta h3 { font-size: 15px; margin-bottom: 8px; }
.paso--tarjeta p { font-size: 13px; color: var(--texto-suave); margin: 0; }
.paso-flecha { flex: 0 0 34px; display: flex; align-items: center; justify-content: center; color: var(--verde); padding-top: 56px; }
.paso-flecha svg { width: 20px; height: 20px; }
@media (max-width: 980px) {
  .grid-5--pasos { flex-wrap: wrap; }
  .paso--tarjeta { flex: 1 1 calc(50% - 17px); }
  .paso-flecha { display: none; }
}
@media (max-width: 560px) {
  .paso--tarjeta { flex: 1 1 100%; }
}

/* ===== Valores ===== */
.grid-valores { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.valor-card {
  border: 2px solid rgba(255,255,255,0.15);
  border-radius: var(--radio);
  padding: 26px 18px;
  text-align: center;
}
.valor-card h3 { font-size: 16px; color: var(--verde); }
.valor-card p { font-size: 13px; color: var(--gris-claro); margin: 0; }

/* ===== Por qué elegirnos (iconos) ===== */
.porque-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: center; }
.porque-imagen { width: 100%; height: auto; margin-bottom: 24px; }
.grid-porque-items { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.porque-card { background: #fff; border-radius: var(--radio); padding: 26px; box-shadow: var(--sombra); }
.porque-card .icono {
  width: 48px; height: 48px; border-radius: 50%; background: rgba(0,166,84,0.1); color: var(--verde);
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.porque-card .icono svg { width: 24px; height: 24px; }
.porque-card h3 { font-size: 16px; margin-bottom: 6px; }
.porque-card p { font-size: 14px; color: var(--texto-suave); margin: 0; }

/* ===== Testimonios ===== */
.testimonios-carrusel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonio-card { background: var(--gris-oscuro); border-radius: var(--radio); padding: 30px; color: #fff; }
.testimonio-card .comillas { font-family: 'Oswald', sans-serif; font-size: 46px; color: var(--verde); line-height: 1; margin-bottom: 6px; }
.testimonio-card p.texto { color: var(--gris-claro); font-size: 15px; margin-bottom: 22px; }
.testimonio-autor { display: flex; align-items: center; gap: 12px; }
.testimonio-autor img { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; }
.testimonio-autor .avatar-inicial {
  width: 46px; height: 46px; border-radius: 50%; background: var(--verde); color: #fff;
  display: flex; align-items: center; justify-content: center; font-family: 'Oswald', sans-serif; font-weight: 700; font-size: 18px;
}
.testimonio-autor h4 { margin: 0; font-size: 14px; color: #fff; }
.testimonio-autor span { font-size: 12px; color: #9a9c9f; }

/* ===== CTA con foto ===== */
.cta-foto { position: relative; overflow: hidden; }
.cta-foto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.cta-foto::before { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(15,16,17,.92), rgba(15,16,17,.8)); z-index: 1; }
.cta-foto .contenedor { position: relative; z-index: 2; }

/* ===== Carrusel de fotos aleatorias (Inicio) ===== */
.seccion--carrusel-fotos { padding-bottom: 60px; }
.carrusel-fotos-wrap {
  overflow: hidden; margin: 10px 0 30px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.carrusel-fotos-track { display: flex; gap: 16px; width: max-content; animation: desplazar-carrusel 55s linear infinite; }
.carrusel-fotos-wrap:hover .carrusel-fotos-track { animation-play-state: paused; }
.carrusel-foto { flex: 0 0 auto; width: 160px; height: 160px; border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); display: block; }
.carrusel-foto img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.carrusel-foto:hover img { transform: scale(1.08); }
@keyframes desplazar-carrusel {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .carrusel-fotos-track { animation: none; }
}
@media (max-width: 760px) {
  .carrusel-foto { width: 110px; height: 110px; }
}

/* ===== Portafolio / Galería ===== */
.filtros { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 36px; }
.filtros button {
  font-family: 'Oswald', sans-serif; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; font-size: 13px;
  padding: 10px 20px; border-radius: 20px; border: 2px solid var(--gris-oscuro); background: transparent; color: var(--gris-oscuro); cursor: pointer;
}
.filtros button.activo, .filtros button:hover { background: var(--gris-oscuro); color: #fff; }

.grid-portafolio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-portafolio--franja { grid-template-columns: repeat(5, 1fr); gap: 16px; }
.item-portafolio {
  position: relative; border-radius: var(--radio); overflow: hidden; cursor: pointer; box-shadow: var(--sombra);
  aspect-ratio: 4/3;
}
.item-portafolio img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.item-portafolio:hover img { transform: scale(1.06); }
.item-portafolio .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(46,47,51,.88) 0%, rgba(46,47,51,0) 55%);
  display: flex; align-items: flex-end; padding: 18px; color: #fff;
}
.item-portafolio .overlay .categoria-tag {
  font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--verde);
}
.item-portafolio .overlay h3 { color: #fff; font-size: 17px; margin: 4px 0 0; }
.item-portafolio .contador-fotos { display: block; font-size: 12px; color: var(--gris-claro); margin-top: 6px; }
.item-portafolio .flecha-mini {
  position: absolute; bottom: 16px; right: 16px; z-index: 2;
  width: 30px; height: 30px; border-radius: 50%; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.4);
  display: flex; align-items: center; justify-content: center; color: #fff; transition: background .2s ease, transform .2s ease;
}
.item-portafolio .flecha-mini svg { width: 14px; height: 14px; }
.item-portafolio:hover .flecha-mini { background: var(--verde); border-color: var(--verde); transform: translate(2px, -2px); }
@media (max-width: 980px) {
  .grid-portafolio--franja { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .grid-portafolio--franja { grid-template-columns: repeat(2, 1fr); }
}

.grid-galeria { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.item-galeria { border-radius: var(--radio); overflow: hidden; cursor: pointer; aspect-ratio: 1/1; box-shadow: var(--sombra); }
.item-galeria img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.item-galeria:hover img { transform: scale(1.08); }

.lightbox {
  display: none;
  position: fixed; inset: 0; background: rgba(20,21,23,0.94); z-index: 1000;
  align-items: center; justify-content: center; padding: 30px;
}
.lightbox.activo { display: flex; }
.lightbox img { max-width: 90vw; max-height: 82vh; border-radius: var(--radio); }
.lightbox-cerrar {
  position: absolute; top: 24px; right: 28px; background: none; border: none;
  color: #fff; font-size: 34px; cursor: pointer; line-height: 1;
}
.lightbox-caption { position: absolute; bottom: 30px; left: 0; right: 0; text-align: center; color: #fff; }
.lightbox-prev, .lightbox-next {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  width: 50px; height: 50px; border-radius: 50%; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.3);
  color: #fff; display: none; align-items: center; justify-content: center; cursor: pointer;
}
.lightbox-prev:hover, .lightbox-next:hover { background: var(--verde); border-color: var(--verde); }
.lightbox-prev svg, .lightbox-next svg { width: 22px; height: 22px; }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
@media (max-width: 700px) {
  .lightbox-prev, .lightbox-next { width: 40px; height: 40px; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
}

/* ===== FAQ ===== */
.acordeon-item { border-bottom: 1px solid rgba(46,47,51,0.15); }
.acordeon-pregunta {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 4px; font-family: 'Oswald', sans-serif; font-weight: 600; font-size: 17px; color: var(--gris-oscuro);
}
.acordeon-pregunta .icono { font-size: 22px; color: var(--verde); transition: transform .2s ease; }
.acordeon-item.abierto .acordeon-pregunta .icono { transform: rotate(45deg); }
.acordeon-respuesta { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.acordeon-respuesta p { padding: 0 4px 20px; color: var(--texto-suave); font-size: 15px; line-height: 1.7; }

/* ===== Formulario de contacto ===== */
.form-cotizacion { background: #fff; border-radius: var(--radio); box-shadow: var(--sombra); padding: 36px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
.campo { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.campo label { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; color: var(--gris-oscuro); }
.campo input, .campo select, .campo textarea {
  padding: 12px 14px; border: 1px solid #d5d7d6; border-radius: var(--radio); font-family: inherit; font-size: 15px; background: #fbfbfb;
}
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: 2px solid var(--verde); background: #fff; }

.dropzone {
  border: 2px dashed #c9cbca; border-radius: var(--radio); padding: 26px; text-align: center; cursor: pointer; background: #fbfbfb; transition: border-color .2s ease;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--verde); }
.dropzone p { margin: 0; color: var(--texto-suave); font-size: 14px; }
.lista-archivos { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chip-archivo {
  display: flex; align-items: center; gap: 8px; background: var(--gris-claro); border-radius: 20px; padding: 6px 8px 6px 14px; font-size: 13px;
}
.chip-archivo button { background: var(--gris-oscuro); color: #fff; border: none; width: 20px; height: 20px; border-radius: 50%; cursor: pointer; line-height: 1; }

.info-contacto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.dato-contacto { display: flex; gap: 14px; margin-bottom: 22px; }
.dato-contacto .icono { width: 44px; height: 44px; border-radius: 50%; background: rgba(0,166,84,0.12); color: var(--verde); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 18px; }
.dato-contacto h4 { margin: 0 0 4px; font-size: 15px; text-transform: uppercase; }
.dato-contacto p { margin: 0; color: var(--texto-suave); }
.mapa-embed { border: none; width: 100%; height: 320px; border-radius: var(--radio); box-shadow: var(--sombra); }

.alerta { padding: 16px 20px; border-radius: var(--radio); margin-bottom: 24px; font-size: 15px; }
.alerta--ok { background: rgba(0,166,84,0.12); color: var(--verde-oscuro); border: 1px solid rgba(0,166,84,0.4); }
.alerta--error { background: rgba(200,40,40,0.1); color: #a52424; border: 1px solid rgba(200,40,40,0.35); }

/* ===== WhatsApp flotante ===== */
.wa-flotante {
  position: fixed; bottom: 24px; right: 24px; z-index: 200;
  background: #25D366; color: #fff; width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 20px rgba(0,0,0,.25);
  font-size: 30px;
}
.wa-flotante:hover { background: #1ebe57; }
.wa-flotante::before {
  content: ''; position: absolute; inset: -8px; border-radius: 50%;
  border: 2px solid #25D366; animation: wa-pulso 2.4s ease-out infinite;
}
@keyframes wa-pulso {
  0% { transform: scale(.9); opacity: .8; }
  100% { transform: scale(1.7); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .wa-flotante::before { animation: none; }
}

/* ===== Footer ===== */
.site-footer { background: var(--gris-oscuro); color: var(--gris-claro); padding-top: 60px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 40px; }
.footer-grid h4 { color: var(--verde); font-size: 16px; margin-bottom: 18px; }
.footer-grid p, .footer-grid a, .footer-grid li { color: #b5b7b9; font-size: 14px; }
.footer-grid li { margin-bottom: 10px; line-height: 1.5; }
.footer-grid a:hover { color: var(--verde); }
.footer-logo img { height: 65px; margin-bottom: 14px; }
.redes-sociales { display: flex; gap: 12px; margin-top: 16px; }
.redes-sociales a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid #4a4b4f; display: flex; align-items: center; justify-content: center;
}
.redes-sociales a:hover { background: var(--verde); border-color: var(--verde); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 0; font-size: 13px; color: #8c8e90;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px;
}
.footer-bottom a { color: #8c8e90; text-decoration: none; }
.footer-bottom a:hover { color: var(--verde); }

/* ===== Utilidades ===== */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }

/* ===== Aparición animada al hacer scroll ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.grid-servicios .reveal:nth-child(2), .grid-portafolio .reveal:nth-child(2), .grid-porque-items .reveal:nth-child(2), .testimonios-carrusel .reveal:nth-child(2), .grid-valores .reveal:nth-child(2), .grid-5 .reveal:nth-child(2), .grid-4 .reveal:nth-child(2) { transition-delay: .1s; }
.grid-servicios .reveal:nth-child(3), .grid-portafolio .reveal:nth-child(3), .grid-porque-items .reveal:nth-child(3), .testimonios-carrusel .reveal:nth-child(3), .grid-valores .reveal:nth-child(3), .grid-5 .reveal:nth-child(3), .grid-4 .reveal:nth-child(3) { transition-delay: .2s; }
.grid-servicios .reveal:nth-child(4), .grid-portafolio .reveal:nth-child(4), .grid-valores .reveal:nth-child(4), .grid-5 .reveal:nth-child(4), .grid-4 .reveal:nth-child(4) { transition-delay: .3s; }
.grid-servicios .reveal:nth-child(5), .grid-valores .reveal:nth-child(5), .grid-5 .reveal:nth-child(5) { transition-delay: .4s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .grid-servicios, .grid-portafolio { grid-template-columns: repeat(2, 1fr); }
  .grid-4, .grid-valores, .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .grid-galeria { grid-template-columns: repeat(3, 1fr); }
  .info-contacto-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .proceso-intro, .porque-grid { grid-template-columns: 1fr; }
  .proceso-collage { height: 320px; margin-bottom: 20px; }
  .testimonios-carrusel { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .nav-principal { position: fixed; top: 0; right: -100%; height: 100vh; width: 78%; max-width: 320px; background: #fff; flex-direction: column; align-items: flex-start; padding: 90px 30px 30px; transition: right .25s ease; box-shadow: -6px 0 20px rgba(0,0,0,.15); }
  .nav-principal.abierto { right: 0; }
  .nav-principal ul { flex-direction: column; gap: 6px; width: 100%; }
  .nav-principal ul li { width: 100%; }
  .nav-principal a { color: var(--gris-oscuro); }
  .nav-principal .btn { margin-top: 20px; }
  .nav-header-redes { margin-top: 18px; }
  .nav-toggle { display: flex; }
  .hero-texto h1 { font-size: 30px; }
  .hero-slide { min-height: 460px; }
  .grid-servicios, .grid-portafolio, .grid-4, .grid-valores, .grid-5 { grid-template-columns: 1fr; }
  .grid-galeria { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .seccion { padding: 50px 0; }
  .grid-porque-items { grid-template-columns: 1fr; }
  .testimonios-carrusel { grid-template-columns: 1fr; }
  .proceso-watermark { font-size: 44px; }
}