/* ==========================================================================
   Elinserv – Estilo corporativo 2026
   Paleta: azules y grises corporativos + acento naranja
   Tipografía: Poppins (títulos) + Inter (cuerpo)
   ========================================================================== */

:root {
  /* Colores principales */
  --primary: #0b3a6b;
  --primary-dark: #082a50;
  --primary-darker: #061d3a;
  --primary-light: #2f6fb2;
  --primary-soft: #e8f1fb;

  /* Acento */
  --accent: #f07818;
  --accent-dark: #d9630a;
  --accent-soft: #fdefe3;

  /* Grises */
  --gray-900: #122033;
  --gray-700: #33465c;
  --gray-500: #5b6b7f;
  --gray-300: #c6d0db;
  --gray-200: #dde4ec;
  --gray-100: #eef2f6;
  --bg-light: #f5f8fb;

  /* Superficies */
  --white: #ffffff;
  --dark-surface: #081a30;

  /* Tipografía */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Medidas */
  --container: 1200px;
  --nav-height: 78px;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(8, 26, 48, 0.08);
  --shadow-md: 0 10px 30px rgba(8, 26, 48, 0.1);
  --shadow-lg: 0 20px 50px rgba(8, 26, 48, 0.16);

  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background-color: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--primary-dark);
  line-height: 1.2;
}

/* ==========================================================================
   Utilidades
   ========================================================================== */
.container {
  width: min(var(--container), 92%);
  margin-inline: auto;
}

.section {
  padding: 96px 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 18px;
}

.section-sub {
  color: var(--gray-500);
  font-size: 1.05rem;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--gray-500);
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn i {
  transition: transform var(--transition);
}

.btn:hover i {
  transform: translateX(3px);
}

.btn-lg {
  padding: 15px 34px;
  font-size: 1rem;
}

.btn-sm {
  padding: 9px 20px;
  font-size: 0.85rem;
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 8px 20px rgba(240, 120, 24, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(240, 120, 24, 0.45);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(11, 58, 107, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.65);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* ==========================================================================
   Preloader
   ========================================================================== */
#preloader {
  position: fixed;
  inset: 0;
  background-color: var(--white);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.logo-loader {
  width: 150px;
  height: auto;
  animation: logo-pulse 1.4s ease-in-out infinite;
}

@keyframes logo-pulse {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.06); opacity: 1; }
}

/* ==========================================================================
   WhatsApp flotante
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 950;
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25d366;
  color: #fff;
  font-size: 1.7rem;
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.55);
}

/* ==========================================================================
   Header
   ========================================================================== */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(8, 26, 48, 0.06);
  transition: box-shadow var(--transition);
}

#header.scrolled {
  box-shadow: 0 4px 20px rgba(8, 26, 48, 0.12);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 24px;
}

.logo {
  flex-shrink: 0;
}

.logo img {
  height: 46px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-link {
  position: relative;
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--gray-700);
  padding: 8px 14px;
  border-radius: 8px;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: 8px;
}

.nav-toggle {
  display: none;
  font-size: 1.4rem;
  color: var(--primary);
  width: 44px;
  height: 44px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.nav-toggle:hover {
  background: var(--gray-100);
}

/* Menú móvil */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(340px, 86vw);
  height: 100vh;
  background: var(--white);
  padding: 84px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  box-shadow: -10px 0 40px rgba(8, 26, 48, 0.15);
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1100;
}

.mobile-menu.open {
  right: 0;
}

.mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 1.5rem;
  color: var(--gray-700);
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.mobile-close:hover {
  background: var(--gray-100);
}

.mobile-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-links a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--gray-900);
  padding: 13px 14px;
  border-radius: 10px;
  transition: background var(--transition), color var(--transition);
}

.mobile-links a:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

/* Indicador de scroll */
.scroll-indicator-container {
  height: 3px;
  background: rgba(8, 26, 48, 0.06);
}

.scroll-indicator-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width 0.1s linear;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: url('../img/fondonuevo.jpg') no-repeat center center / cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(6, 29, 58, 0.94) 0%,
    rgba(8, 42, 80, 0.82) 45%,
    rgba(8, 42, 80, 0.35) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 60px;
  max-width: 760px;
  margin-left: max(4vw, calc((100vw - var(--container)) / 2 + 4vw));
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(240, 120, 24, 0.14);
  border: 1px solid rgba(240, 120, 24, 0.4);
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 28px;
}

.hero h1 {
  color: #fff;
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  font-weight: 700;
  margin-bottom: 22px;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.85);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  max-width: 620px;
  margin-bottom: 36px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-social {
  display: flex;
  gap: 12px;
  margin-top: 48px;
}

.hero-social a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  font-size: 1rem;
  transition: var(--transition);
}

.hero-social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  color: #fff;
  font-size: 1.3rem;
  opacity: 0.7;
  animation: bounce 2s infinite;
  z-index: 2;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 10px); }
}

/* ==========================================================================
   Stats
   ========================================================================== */
.stats {
  background: var(--primary);
  padding: 56px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item {
  padding: 16px;
}

.stat-value {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: 10px;
}

.stat-label {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}

/* ==========================================================================
   Quiénes somos
   ========================================================================== */
.about {
  background: var(--bg-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text .section-title {
  margin-bottom: 20px;
}

.about-text > p {
  color: var(--gray-500);
  margin-bottom: 16px;
}

.about-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 28px 0 36px;
}

.about-point {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.about-point i {
  color: var(--accent);
  font-size: 1.15rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.about-point p {
  font-size: 0.95rem;
  color: var(--gray-500);
}

.about-point strong {
  color: var(--gray-900);
  font-weight: 600;
}

.about-media {
  position: relative;
  min-height: 460px;
}

.about-img-main {
  width: 78%;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-img-main img {
  width: 100%;
  height: 440px;
  object-fit: cover;
}

.about-img-secondary {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 55%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 6px solid var(--white);
  box-shadow: var(--shadow-md);
}

.about-img-secondary img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.about-badge {
  position: absolute;
  top: 0;
  right: 8%;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  padding: 14px 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  font-size: 0.9rem;
}

.about-badge i {
  font-size: 1.6rem;
  color: var(--accent);
}

.about-badge strong {
  color: var(--gray-900);
  display: block;
  line-height: 1.2;
}

/* ==========================================================================
   Misión y Visión
   ========================================================================== */
.mission-vision {
  background: var(--white);
}

.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mv-card {
  position: relative;
  background: var(--bg-light);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 40px 36px;
  overflow: hidden;
  transition: var(--transition);
}

.mv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.mv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

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

.mv-icon {
  width: 62px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 16px;
  margin-bottom: 22px;
}

.mv-card h3 {
  font-size: 1.5rem;
  margin-bottom: 14px;
}

.mv-card p {
  color: var(--gray-500);
  font-size: 0.98rem;
}

/* ==========================================================================
   Servicios
   ========================================================================== */
.services {
  background: var(--bg-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-icon {
  width: 62px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 14px;
  margin-bottom: 22px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  transform: rotate(-6deg) scale(1.05);
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.service-card > p {
  font-size: 0.92rem;
  color: var(--gray-500);
  margin-bottom: 18px;
  flex-grow: 1;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--gray-700);
}

.service-list i {
  color: var(--accent);
  font-size: 0.8rem;
}

/* ==========================================================================
   Proyectos
   ========================================================================== */
.projects {
  background: var(--white);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.project-card {
  background: var(--bg-light);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.project-card h3 {
  font-size: 1.3rem;
  padding: 26px 28px 8px;
}

.project-card > p {
  color: var(--gray-500);
  font-size: 0.95rem;
  padding: 0 28px 20px;
}

.project-images {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
}

.project-images img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-images img:hover {
  transform: scale(1.04);
}

/* ==========================================================================
   Clientes (carrusel de logos)
   ========================================================================== */
.clients {
  background: var(--bg-light);
  overflow: hidden;
}

.container-carousel {
  display: flex;
  align-items: center;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.carousel {
  display: flex;
  width: max-content;
  animation: scroll-logos 42s linear infinite;
}

.carousel:hover {
  animation-play-state: paused;
}

.group {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-right: 12px;
}

.card-e {
  flex-shrink: 0;
  width: 168px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 14px;
  transition: var(--transition);
}

.card-e:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}

.card-e img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(20%);
  transition: filter var(--transition);
}

.card-e:hover img {
  filter: grayscale(0%);
}

@keyframes scroll-logos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ==========================================================================
   Partners
   ========================================================================== */
.partners {
  background: var(--primary-darker);
}

.partners .section-tag {
  background: rgba(240, 120, 24, 0.15);
}

.partners .section-title {
  color: #fff;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.partner-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: var(--transition);
}

.partner-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(240, 120, 24, 0.5);
  transform: translateY(-6px);
}

.partner-logo {
  width: 100%;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 22px;
}

.partner-logo img {
  max-height: 100%;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.partner-card h3 {
  color: #fff;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.partner-card p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  margin-bottom: 22px;
  flex-grow: 1;
}

.partner-card .btn-outline {
  border-color: rgba(255, 255, 255, 0.45);
}

.partner-card .btn-outline:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* ==========================================================================
   Galería
   ========================================================================== */
.gallery {
  background: var(--white);
}

.photo-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.photo {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: zoom-in;
  aspect-ratio: 4 / 3;
}

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

.photo::after {
  content: '\f00e';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  background: rgba(6, 29, 58, 0.55);
  opacity: 0;
  transition: opacity var(--transition);
}

.photo:hover::after {
  opacity: 1;
}

.photo:hover img {
  transform: scale(1.08);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 20, 40, 0.92);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 88vw;
  max-height: 82vh;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.lb-close,
.lb-prev,
.lb-next {
  position: absolute;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  transition: background var(--transition), transform var(--transition);
}

.lb-close:hover,
.lb-prev:hover,
.lb-next:hover {
  background: var(--accent);
}

.lb-close {
  top: 24px;
  right: 24px;
}

.lb-prev {
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
}

.lb-next {
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
}

/* ==========================================================================
   Equipo / Video
   ========================================================================== */
.team {
  position: relative;
  text-align: center;
  background: url('../img/equipo2013.jpg') no-repeat center center / cover;
}

.team::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 29, 58, 0.94), rgba(6, 29, 58, 0.85));
}

.team-content {
  position: relative;
  z-index: 2;
}

.team .section-tag {
  background: rgba(240, 120, 24, 0.15);
}

.team .section-title {
  color: #fff;
}

.team p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 auto 34px;
  font-size: 1.05rem;
}

/* Modal video */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(6, 20, 40, 0.9);
  z-index: 2200;
}

.modal.open {
  display: flex;
}

.modal-contenido {
  position: relative;
  width: min(880px, 92vw);
  background: var(--gray-900);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-lg);
}

.modal video {
  width: 100%;
  max-height: 80vh;
  border-radius: 8px;
  display: block;
}

.cerrar {
  position: absolute;
  top: -18px;
  right: -12px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  background: var(--accent);
  border-radius: 50%;
  transition: var(--transition);
}

.cerrar:hover {
  transform: rotate(90deg);
  background: var(--accent-dark);
}

/* ==========================================================================
   Ubicación
   ========================================================================== */
.location {
  background: var(--bg-light);
}

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

.mapa iframe {
  width: 100%;
  height: 380px;
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Contacto
   ========================================================================== */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-title {
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--gray-500);
  margin-bottom: 36px;
  max-width: 420px;
}

.contact-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 26px;
}

.contact-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 12px;
}

.contact-item strong {
  display: block;
  font-family: var(--font-heading);
  color: var(--gray-900);
  margin-bottom: 4px;
}

.contact-item span,
.contact-item a {
  color: var(--gray-500);
  font-size: 0.95rem;
}

.contact-item a:hover {
  color: var(--accent);
}

.contact-social {
  display: flex;
  gap: 12px;
  margin-top: 32px;
}

.contact-social a {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 50%;
  transition: var(--transition);
}

.contact-social a:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}

.contact-form-wrap {
  background: var(--bg-light);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray-900);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--gray-900);
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-300);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(11, 58, 107, 0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.contact-form .btn {
  align-self: flex-start;
}

.form-status {
  font-size: 0.9rem;
  font-weight: 500;
}

.form-status.success {
  color: #16a34a;
}

.form-status.error {
  color: #dc2626;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--dark-surface);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 72px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-logo {
  height: 60px;
  width: auto;
  object-fit: contain;
  margin-bottom: 20px;
}

.footer-brand p {
  font-size: 0.92rem;
  line-height: 1.7;
  max-width: 320px;
  margin-bottom: 24px;
}

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icons a {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  transition: var(--transition);
}

.social-icons a:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}

.footer-col h4 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 22px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul a {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition), padding-left var(--transition);
}

.footer-col ul a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.92rem;
  line-height: 1.6;
}

.footer-contact i {
  color: var(--accent);
  margin-top: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   Animaciones de aparición (reveal on scroll)
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity, transform;
}

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

/* ==========================================================================
   Scrollbar
   ========================================================================== */
::-webkit-scrollbar {
  width: 11px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .partners-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin-inline: auto;
  }

  .photo-gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .section {
    padding: 72px 0;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-media {
    min-height: auto;
    max-width: 560px;
    margin-inline: auto;
    width: 100%;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

  .hero-content {
    margin-left: 4vw;
  }
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

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

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

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

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

  .hero h1 {
    font-size: 2rem;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .section-head {
    margin-bottom: 40px;
  }
}

@media (max-width: 560px) {
  .section {
    padding: 56px 0;
  }

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

  .about-points {
    grid-template-columns: 1fr;
  }

  .about-img-main img {
    height: 300px;
  }

  .about-img-secondary img {
    height: 150px;
  }

  .about-badge {
    font-size: 0.78rem;
    padding: 10px 14px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .contact-form-wrap {
    padding: 28px 22px;
  }

  .photo-gallery {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .lb-prev {
    left: 10px;
  }

  .lb-next {
    right: 10px;
  }

  .hero-social {
    margin-top: 32px;
  }
}

/* ==========================================================================
   Accesibilidad
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}