/* ============================================
   ENERTED Alta Tensión - Estilos Principales
   ============================================ */

/* Variables de colores */
:root {
  --azul-principal: #1B6FB5;
  --azul-oscuro: #0D3B66;
  --azul-hover: #1558a0;
  --rojo-acento: #E31E24;
  --rojo-hover: #c9191e;
  --negro: #1A1A1A;
  --blanco: #FFFFFF;
  --gris-claro: #F5F5F5;
  --gris-texto: #666666;
  --gris-borde: #E0E0E0;
  --sombra: 0 4px 20px rgba(0, 0, 0, 0.1);
  --sombra-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
  --transicion: all 0.3s ease;
}

/* Reset */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Montserrat', sans-serif;
  color: var(--negro);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transicion);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
}

/* ============================================
   HEADER / NAVEGACIÓN
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 15px 0;
  transition: var(--transicion);
  background: transparent;
}

.header.scrolled {
  background: var(--negro);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header__logo img {
  height: 90px;
  width: auto;
  transition: var(--transicion);
}

.header.scrolled .header__logo img {
  height: 70px;
}

.nav__list {
  display: flex;
  gap: 22px;
  align-items: center;
}

.nav__link {
  color: var(--blanco);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding: 5px 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--rojo-acento);
  transition: var(--transicion);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__link:hover {
  color: var(--rojo-acento);
}

/* Hamburguesa */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.hamburger__line {
  width: 28px;
  height: 3px;
  background: var(--blanco);
  transition: var(--transicion);
  border-radius: 2px;
}

.hamburger.active .hamburger__line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger__line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background: var(--negro);
  overflow: hidden;
}

.hero__video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(13, 59, 102, 0.25), rgba(26, 26, 26, 0.4));
  z-index: 1;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(27, 111, 181, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(227, 30, 36, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 850px;
  padding: 0 20px;
}

.hero__badge {
  display: inline-block;
  background: rgba(27, 111, 181, 0.2);
  border: 1px solid rgba(27, 111, 181, 0.4);
  color: var(--azul-principal);
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 25px;
}

.hero__title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--blanco);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero__title span {
  color: var(--rojo-acento);
}

.hero__subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 400;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero__buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 35px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: var(--transicion);
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--rojo-acento);
  color: var(--blanco);
  border-color: var(--rojo-acento);
}

.btn--primary:hover {
  background: var(--rojo-hover);
  border-color: var(--rojo-hover);
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(227, 30, 36, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--blanco);
  border-color: var(--blanco);
}

.btn--outline:hover {
  background: var(--blanco);
  color: var(--negro);
  transform: translateY(-2px);
}

/* ============================================
   MÉTRICAS / ESTADÍSTICAS
   ============================================ */
.metrics {
  background: var(--azul-oscuro);
  padding: 70px 0;
  position: relative;
}

.metrics::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(27, 111, 181, 0.1) 0%, transparent 50%, rgba(27, 111, 181, 0.1) 100%);
  pointer-events: none;
}

.metrics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 1;
}

.metric {
  text-align: center;
  padding: 20px;
}

.metric__number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--blanco);
  line-height: 1;
  margin-bottom: 10px;
}

.metric__number span {
  color: var(--rojo-acento);
}

.metric__label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 500;
}

/* ============================================
   SERVICIOS
   ============================================ */
.services {
  padding: 100px 0;
  background: var(--blanco);
}

.section__header {
  text-align: center;
  margin-bottom: 60px;
}

.section__badge {
  display: inline-block;
  color: var(--azul-principal);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 15px;
}

.section__title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--negro);
  margin-bottom: 15px;
}

.section__title span {
  color: var(--rojo-acento);
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--gris-texto);
  max-width: 600px;
  margin: 0 auto;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 8px;
  padding: 40px 30px;
  transition: var(--transicion);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--azul-principal);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transicion);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sombra-hover);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 60px;
  height: 60px;
  background: rgba(27, 111, 181, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  font-size: 1.5rem;
  color: var(--azul-principal);
  transition: var(--transicion);
}

.service-card:hover .service-card__icon {
  background: var(--azul-principal);
  color: var(--blanco);
}

.service-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 15px;
}

.service-card__text {
  font-size: 0.95rem;
  color: var(--gris-texto);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-card__tag {
  background: var(--gris-claro);
  color: var(--azul-oscuro);
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--azul-principal);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 15px;
}

.service-card__link:hover {
  color: var(--rojo-acento);
  gap: 12px;
}

/* ============================================
   SOBRE NOSOTROS
   ============================================ */
.about {
  padding: 100px 0;
  background: var(--gris-claro);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about__image-wrapper {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.about__image-wrapper img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  border-radius: 8px;
}

.about__image-accent {
  position: absolute;
  bottom: -15px;
  right: -15px;
  width: 150px;
  height: 150px;
  border: 4px solid var(--rojo-acento);
  border-radius: 8px;
  z-index: -1;
}

.about__content {
  padding: 10px 0;
}

.about__title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--negro);
  margin-bottom: 20px;
  line-height: 1.2;
}

.about__title span {
  color: var(--rojo-acento);
}

.about__text {
  font-size: 1rem;
  color: var(--gris-texto);
  line-height: 1.8;
  margin-bottom: 25px;
}

.about__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-bottom: 30px;
}

.about__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--negro);
}

.about__feature i {
  color: var(--azul-principal);
  font-size: 1rem;
}

/* ============================================
   PORTAFOLIO
   ============================================ */
.portfolio {
  padding: 100px 0;
  background: var(--blanco);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.portfolio__item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.portfolio__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.portfolio__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 30px 20px 20px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.portfolio__item:hover img {
  transform: scale(1.05);
}

.portfolio__item:hover .portfolio__overlay {
  transform: translateY(0);
}

.portfolio__overlay-title {
  color: var(--blanco);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.portfolio__overlay-text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.8rem;
}

/* Placeholder para imágenes */
.portfolio__placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-principal) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
}

.portfolio__placeholder i {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.portfolio__placeholder span {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================
   CONTACTO
   ============================================ */
.contact {
  padding: 100px 0;
  background: var(--gris-claro);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact__info {
  padding: 20px 0;
}

.contact__info-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--negro);
  margin-bottom: 15px;
}

.contact__info-title span {
  color: var(--rojo-acento);
}

.contact__info-text {
  font-size: 1rem;
  color: var(--gris-texto);
  line-height: 1.7;
  margin-bottom: 35px;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact__detail {
  display: flex;
  gap: 15px;
  align-items: flex-start;
}

.contact__detail-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  background: rgba(27, 111, 181, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--azul-principal);
  font-size: 1.1rem;
}

.contact__detail-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 3px;
}

.contact__detail-content p {
  font-size: 0.9rem;
  color: var(--gris-texto);
}

.contact__detail-content a {
  color: var(--azul-principal);
}

.contact__detail-content a:hover {
  color: var(--rojo-acento);
}

/* Formulario */
.contact__form-wrapper {
  background: var(--blanco);
  padding: 40px;
  border-radius: 8px;
  box-shadow: var(--sombra);
}

.form__group {
  margin-bottom: 20px;
}

.form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--negro);
  margin-bottom: 8px;
}

.form__input,
.form__textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--gris-borde);
  border-radius: 6px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  color: var(--negro);
  background: var(--gris-claro);
  transition: var(--transicion);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--azul-principal);
  background: var(--blanco);
  box-shadow: 0 0 0 3px rgba(27, 111, 181, 0.1);
}

.form__textarea {
  height: 130px;
  resize: vertical;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form__submit {
  width: 100%;
  padding: 16px;
  background: var(--rojo-acento);
  color: var(--blanco);
  border: none;
  border-radius: 6px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: var(--transicion);
}

.form__submit:hover {
  background: var(--rojo-hover);
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(227, 30, 36, 0.3);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--negro);
  padding: 60px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand img {
  height: 50px;
  margin-bottom: 20px;
}

.footer__brand-text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  margin-bottom: 25px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 1rem;
  transition: var(--transicion);
}

.footer__social-link:hover {
  background: var(--azul-principal);
  border-color: var(--azul-principal);
  color: var(--blanco);
}

.footer__column-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--blanco);
  margin-bottom: 25px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__link {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transicion);
}

.footer__link:hover {
  color: var(--azul-principal);
  padding-left: 5px;
}

.footer__contact-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer__contact-item i {
  color: var(--azul-principal);
  margin-top: 3px;
}

.footer__bottom {
  padding: 25px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ============================================
   WHATSAPP FLOTANTE
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanco);
  font-size: 1.8rem;
  z-index: 999;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
  transition: var(--transicion);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

/* ============================================
   SUBPÁGINAS - PAGE HERO BANNER
   ============================================ */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(135deg, var(--negro) 0%, var(--azul-oscuro) 60%, var(--negro) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 30% 50%, rgba(27, 111, 181, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero__title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--blanco);
  margin-bottom: 15px;
  position: relative;
}

.page-hero__title span {
  color: var(--rojo-acento);
}

.page-hero__breadcrumb {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  position: relative;
}

.page-hero__breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
}

.page-hero__breadcrumb a:hover {
  color: var(--azul-principal);
}

.page-hero__subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 650px;
  margin: 15px auto 0;
  position: relative;
}

/* ============================================
   SUBPÁGINAS - SERVICIOS OVERVIEW
   ============================================ */
.services-intro {
  padding: 80px 0;
  background: var(--blanco);
}

.services-intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.services-intro__text h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--negro);
  margin-bottom: 20px;
  line-height: 1.2;
}

.services-intro__text h2 span {
  color: var(--rojo-acento);
}

.services-intro__text p {
  font-size: 1rem;
  color: var(--gris-texto);
  line-height: 1.8;
  margin-bottom: 15px;
}

.services-intro__pillars {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 25px;
}

.pillar {
  text-align: center;
  padding: 30px 20px;
  background: var(--gris-claro);
  border-radius: 8px;
  transition: var(--transicion);
}

.pillar:hover {
  transform: translateY(-3px);
  box-shadow: var(--sombra);
}

.pillar__icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 15px;
  background: rgba(27, 111, 181, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--azul-principal);
  font-size: 1.2rem;
}

.pillar__title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 8px;
}

.pillar__text {
  font-size: 0.8rem;
  color: var(--gris-texto);
  line-height: 1.6;
}

/* Services numbered list */
.services-detailed {
  padding: 80px 0;
  background: var(--gris-claro);
}

.services-detailed__list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.service-block {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 30px;
  background: var(--blanco);
  padding: 40px;
  border-radius: 8px;
  box-shadow: var(--sombra);
  transition: var(--transicion);
  align-items: start;
}

.service-block:hover {
  transform: translateY(-3px);
  box-shadow: var(--sombra-hover);
}

.service-block__number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--azul-principal);
  opacity: 0.2;
  line-height: 1;
}

.service-block__content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 12px;
}

.service-block__content p {
  font-size: 0.95rem;
  color: var(--gris-texto);
  line-height: 1.7;
  margin-bottom: 15px;
}

.service-block__content .btn {
  padding: 10px 25px;
  font-size: 0.8rem;
}

/* ============================================
   SUBPÁGINAS - SERVICE DETAIL
   ============================================ */
.service-detail {
  padding: 80px 0;
  background: var(--blanco);
}

.service-detail__intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 60px;
}

.service-detail__text h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--negro);
  margin-bottom: 20px;
  line-height: 1.2;
}

.service-detail__text h2 span {
  color: var(--rojo-acento);
}

.service-detail__text p {
  font-size: 1rem;
  color: var(--gris-texto);
  line-height: 1.8;
  margin-bottom: 15px;
}

.service-detail__image {
  border-radius: 8px;
  overflow: hidden;
}

.service-detail__image-placeholder {
  width: 100%;
  height: 350px;
  background: linear-gradient(135deg, var(--azul-oscuro), var(--azul-principal));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.4);
  flex-direction: column;
  gap: 10px;
}

.service-detail__image-placeholder i {
  font-size: 3rem;
}

.service-detail__image-placeholder span {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

/* Service categories grid */
.service-categories {
  padding: 60px 0;
  background: var(--gris-claro);
}

.categories__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
}

.category-card {
  background: var(--blanco);
  border-radius: 8px;
  padding: 35px;
  box-shadow: var(--sombra);
  transition: var(--transicion);
  border-left: 4px solid var(--azul-principal);
}

.category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--sombra-hover);
}

.category-card__icon {
  width: 45px;
  height: 45px;
  background: rgba(27, 111, 181, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--azul-principal);
  font-size: 1.1rem;
  margin-bottom: 15px;
}

.category-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 10px;
}

.category-card__text {
  font-size: 0.9rem;
  color: var(--gris-texto);
  line-height: 1.6;
}

/* Brands section */
.brands-section {
  padding: 60px 0;
  background: var(--blanco);
  text-align: center;
}

.brands__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.brand-badge {
  background: var(--gris-claro);
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--azul-oscuro);
  transition: var(--transicion);
}

.brand-badge:hover {
  background: var(--azul-principal);
  color: var(--blanco);
  transform: translateY(-2px);
}

/* Standards & guarantee */
.guarantees {
  padding: 60px 0;
  background: var(--azul-oscuro);
}

.guarantees__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.guarantee-card {
  text-align: center;
  padding: 30px 20px;
}

.guarantee-card__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 15px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rojo-acento);
  font-size: 1.3rem;
}

.guarantee-card__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--blanco);
  margin-bottom: 8px;
}

.guarantee-card__text {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
}

/* ============================================
   SUBPÁGINAS - NOSOTROS
   ============================================ */
.about-full {
  padding: 80px 0;
  background: var(--blanco);
}

.about-full__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-full__content h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--negro);
  margin-bottom: 20px;
  line-height: 1.2;
}

.about-full__content h2 span {
  color: var(--rojo-acento);
}

.about-full__content p {
  font-size: 1rem;
  color: var(--gris-texto);
  line-height: 1.8;
  margin-bottom: 15px;
}

.about-values {
  padding: 80px 0;
  background: var(--gris-claro);
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.value-card {
  background: var(--blanco);
  padding: 35px;
  border-radius: 8px;
  text-align: center;
  box-shadow: var(--sombra);
  transition: var(--transicion);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sombra-hover);
}

.value-card__icon {
  width: 65px;
  height: 65px;
  margin: 0 auto 20px;
  background: rgba(27, 111, 181, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--azul-principal);
  font-size: 1.5rem;
}

.value-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 10px;
}

.value-card__text {
  font-size: 0.9rem;
  color: var(--gris-texto);
  line-height: 1.6;
}

/* Clients */
.clients-section {
  padding: 80px 0;
  background: var(--blanco);
}

.clients__text {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 40px;
  font-size: 1rem;
  color: var(--gris-texto);
  line-height: 1.7;
}

.clients__logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  align-items: center;
}

.client-logo-placeholder {
  width: 140px;
  height: 70px;
  background: var(--gris-claro);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--gris-texto);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* CTA Section */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--azul-oscuro), var(--azul-principal));
  text-align: center;
}

.cta-section h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--blanco);
  margin-bottom: 15px;
}

.cta-section p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 30px;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn--primary {
  background: var(--rojo-acento);
  border-color: var(--rojo-acento);
}

.cta-section .btn--outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--blanco);
}

/* Measurement types list */
.measurement-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0;
}

.measurement-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--negro);
  font-weight: 500;
}

.measurement-list li i {
  color: var(--azul-principal);
  font-size: 0.85rem;
}

/* ============================================
   SUBPÁGINAS - RESPONSIVE ADDITIONS
   ============================================ */
@media (max-width: 992px) {
  .page-hero__title {
    font-size: 2.3rem;
  }

  .services-intro__grid,
  .service-detail__intro,
  .about-full__grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .services-intro__pillars {
    grid-template-columns: 1fr;
    max-width: 350px;
    margin: 0 auto;
  }

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

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

  .values__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 50px auto 0;
  }

  .service-block {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .measurement-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 130px 0 60px;
  }

  .page-hero__title {
    font-size: 1.8rem;
  }

  .service-block {
    padding: 25px;
  }

  .cta-section h2 {
    font-size: 1.6rem;
  }
}

/* ============================================
   ANIMACIONES
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

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

/* Tablet */
@media (max-width: 992px) {
  .hero__title {
    font-size: 2.8rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
    max-width: 550px;
    margin: 0 auto;
  }

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

  .about__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about__image-wrapper img {
    height: 350px;
  }

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

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

/* Mobile */
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--negro);
    padding: 100px 40px 40px;
    transition: right 0.4s ease;
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.3);
  }

  .nav.active {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    gap: 25px;
  }

  .nav__link {
    font-size: 1rem;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    min-height: 100vh;
    padding: 120px 0 80px;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .hero__buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
    max-width: 300px;
  }

  .metrics__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .metric__number {
    font-size: 2.2rem;
  }

  .section__title {
    font-size: 2rem;
  }

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

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

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

  .contact__form-wrapper {
    padding: 25px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .about__image-accent {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 1.8rem;
  }

  .metric__number {
    font-size: 1.8rem;
  }

  .section__title {
    font-size: 1.6rem;
  }

  .contact__info-title {
    font-size: 1.5rem;
  }
}