/* =============================================
   ELECTROSAI — Mejoras de Elegancia Visual
   ============================================= */

/* ---- Variables de color — Paleta Navy Blue ---- */
:root {
  --navy-deep:    #071330;   /* navbar / footer */
  --navy-mid:     #0d2149;   /* hover oscuro    */
  --navy-bright:  #1a3a8f;   /* iconos          */
  --navy-light:   #2563eb;   /* hover iconos    */
  --navy-subtle:  #dce8ff;   /* fondo icon wrap */
  --color-accent: #f63f14;   /* naranja CTA     */
  --color-white:  #ffffff;
  --shadow-soft:  0 8px 30px rgba(13,33,73,0.10);
  --shadow-hover: 0 16px 48px rgba(13,33,73,0.20);
  --transition:   0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================
   NAVBAR — Transparente → sólida al scroll
   ============================================= */
.site-header {
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled .header-navbar {
  background: rgba(7, 19, 48, 0.97) !important;
  box-shadow: 0 4px 24px rgba(7,19,48,0.35);
}

.site-header.scrolled .navbar-nav .nav-link {
  color: #cdd8f0 !important;
}

.site-header.scrolled .navbar-nav .nav-link:hover,
.site-header.scrolled .navbar-nav .nav-link.active {
  color: var(--color-accent) !important;
}


/* =============================================
   HERO — Overlay y texto más elegante
   ============================================= */
.carousel-caption {
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.75) 0%,
    rgba(0, 0, 0, 0.35) 60%,
    rgba(0, 0, 0, 0.10) 100%
  ) !important;
}

.carousel-caption h1 {
  text-shadow: 0 2px 16px rgba(0,0,0,0.6);
  letter-spacing: 1px;
}

/* =============================================
   SECCIONES — Visibilidad para animaciones
   ============================================= */
.gsap-fade-up {
  opacity: 0;
  transform: translateY(40px);
}

.gsap-fade-left {
  opacity: 0;
  transform: translateX(-50px);
}

.gsap-fade-right {
  opacity: 0;
  transform: translateX(50px);
}

.gsap-scale-in {
  opacity: 0;
  transform: scale(0.85);
}

/* =============================================
   TARJETAS DE SERVICIOS — Hover elegante
   ============================================= */
.service-item {
  border-radius: 12px !important;
  border: 1px solid rgba(0,0,0,0.06) !important;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition) !important;
  background: #ffffff !important;
  position: relative;
  overflow: hidden;
}

.service-item::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--navy-bright), var(--navy-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover) !important;
  border-color: rgba(26, 58, 143, 0.20) !important;
}

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

/* ---- Iconos Phosphor en tarjetas ---- */
.service-item .ph-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--navy-subtle);
  margin: 0 auto 1.5rem auto;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.service-item .ph-icon-wrap i {
  font-size: 2rem;
  color: var(--navy-bright);
  transition: color var(--transition);
}

.service-item:hover .ph-icon-wrap {
  background: var(--navy-bright);
  box-shadow: 0 8px 24px rgba(26,58,143,0.35);
  transform: scale(1.1) rotate(4deg);
}

.service-item:hover .ph-icon-wrap i {
  color: var(--color-white);
}

/* compatibilidad con iconos fa legacy */
.service-item i:not([class*="ph"]) {
  border-radius: 50% !important;
  transition: transform var(--transition), background var(--transition), color var(--transition) !important;
}

.service-item:hover i:not([class*="ph"]) {
  transform: scale(1.15) rotate(5deg);
}

/* =============================================
   TARJETAS DE PROYECTOS
   ============================================= */
.owl-carousel .card {
  border-radius: 16px !important;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), box-shadow var(--transition) !important;
}

.owl-carousel .card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover) !important;
}

.owl-carousel .card img {
  transition: transform 0.6s ease !important;
}

.owl-carousel .card:hover img {
  transform: scale(1.05);
}

.owl-carousel .card-img-overlay {
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.75) 0%,
    rgba(0,0,0,0) 60%
  ) !important;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* =============================================
   LOGOS DE CLIENTES — Mejor filtro
   ============================================= */
.logo-cliente {
  filter: grayscale(100%) opacity(0.55);
  transition: filter 0.35s ease, transform 0.35s ease;
}

.logo-cliente:hover {
  filter: grayscale(0%) opacity(1);
  transform: scale(1.08);
}

/* =============================================
   SECCIÓN ABOUT — Imagen con borde
   ============================================= */
.about-img-wrap {
  position: relative;
}

.about-img-wrap img {
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
}

/* Iconos de características */
.feature-icon-box {
  border-radius: 12px;
  padding: 20px;
  transition: background var(--transition), box-shadow var(--transition);
}

.feature-icon-box:hover {
  background: #fff;
  box-shadow: var(--shadow-soft);
}

/* =============================================
   FORMULARIO DE CONTACTO
   ============================================= */
.contact-form .form-control {
  border-radius: 8px !important;
  border: 1.5px solid #e0e0e0 !important;
  transition: border-color 0.3s ease, box-shadow 0.3s ease !important;
}

.contact-form .form-control:focus {
  border-color: var(--color-accent) !important;
  box-shadow: 0 0 0 3px rgba(246, 63, 20, 0.12) !important;
}

.contact-form .btn-primary {
  border-radius: 8px !important;
  padding: 14px 40px !important;
  font-weight: 600 !important;
  letter-spacing: 0.5px !important;
  transition: transform 0.25s ease, box-shadow 0.25s ease !important;
}

.contact-form .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(246, 63, 20, 0.35) !important;
}

/* =============================================
   SECCIÓN TÍTULOS
   ============================================= */
.section-title-line {
  display: inline-block;
  width: 50px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  margin-bottom: 12px;
}

/* =============================================
   FOOTER — Mejoras
   ============================================= */
.btn-outline-primary {
  border-radius: 50% !important;
  transition: transform 0.3s ease, background 0.3s ease !important;
}

.btn-outline-primary:hover {
  transform: translateY(-3px) !important;
}

/* =============================================
   BACK TO TOP
   ============================================= */
.back-to-top {
  border-radius: 50% !important;
  box-shadow: 0 4px 16px rgba(246, 63, 20, 0.4) !important;
  transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.back-to-top:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 8px 24px rgba(246, 63, 20, 0.5) !important;
}

/* =============================================
   HERO — Carousel mejorado
   ============================================= */
.hero-content {
  max-width: 780px;
  text-align: left;
  padding: 0 24px;
}

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 18px;
}

.hero-headline {
  font-size: 3rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.15;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
  margin: 0;
}

@media (max-width: 768px) {
  .hero-content { text-align: center; }
  .hero-headline { font-size: 1.9rem; }
}

/* =============================================
   INTRO CORPORATIVO — Quiénes somos
   ============================================= */
.home-intro {
  background: #ffffff;
  padding: 80px 0;
  border-bottom: 1px solid #e8edf5;
}

.intro-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--navy-bright);
  margin-bottom: 12px;
}

.intro-heading {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy-deep);
  letter-spacing: -0.3px;
  margin: 0;
}

.intro-text {
  font-size: 1.05rem;
  color: #4a5568;
  line-height: 1.9;
  margin-bottom: 28px;
}

.intro-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--navy-bright);
  text-decoration: none;
  border-bottom: 2px solid var(--navy-bright);
  padding-bottom: 3px;
  transition: color 0.3s ease, border-color 0.3s ease, gap 0.3s ease;
}

.intro-link:hover {
  color: var(--navy-mid);
  border-color: var(--navy-mid);
  gap: 12px;
  text-decoration: none;
}

/* =============================================
   SERVICIOS LISTA — Home
   ============================================= */
.home-services {
  background: #f8fafd;
  padding: 80px 0;
  border-top: 1px solid #e8edf5;
  border-bottom: 1px solid #e8edf5;
}

.service-list-item {
  padding: 28px 0;
  border-bottom: 1px solid #e2e8f4;
}

.service-list-item:first-child {
  border-top: 1px solid #e2e8f4;
}

.service-list-item h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 6px;
  transition: color 0.25s ease;
}

.service-list-item:hover h5 {
  color: var(--navy-bright);
}

.service-list-item p {
  font-size: 0.9rem;
  color: #718096;
  margin: 0;
  line-height: 1.65;
}

/* =============================================
   STATS ROW — Sobre Nosotros
   ============================================= */
.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid #e0e6f0;
  border-bottom: 1px solid #e0e6f0;
  padding: 40px 0;
  gap: 0;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  padding: 10px 20px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--navy-bright);
  line-height: 1;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 0.82rem;
  color: #6c757d;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 8px;
  text-align: center;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: #cdd8f0;
  flex-shrink: 0;
}

@media (max-width: 576px) {
  .stats-row {
    flex-direction: column;
    gap: 24px;
  }
  .stat-divider {
    width: 60px;
    height: 1px;
  }
}

/* =============================================
   PRINCIPIOS — Diseño Minimalista Horizontal
   ============================================= */
.principios-section {
  background: #ffffff;
  padding: 80px 0 90px;
  border-top: 1px solid #e8edf5;
}

.principios-eyebrow {
  text-transform: uppercase;
  letter-spacing: 4px;
  font-size: 0.75rem;
  color: var(--navy-bright);
  font-weight: 600;
  margin-bottom: 10px;
}

.principios-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--navy-deep);
  margin-bottom: 60px;
  letter-spacing: -0.5px;
}

.principios-grid {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.principio-bloque {
  flex: 1;
  padding: 0 48px 0 0;
}

.principio-bloque:last-child {
  padding: 0 0 0 48px;
}

.principio-numero {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: #a0aec0;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.principio-nombre {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--navy-deep);
  letter-spacing: -0.3px;
  margin-bottom: 16px;
}

.principio-linea {
  width: 40px;
  height: 3px;
  background: var(--navy-bright);
  border-radius: 2px;
  margin-bottom: 24px;
  transition: width 0.4s ease;
}

.principio-bloque:hover .principio-linea {
  width: 80px;
}

.principio-texto {
  font-size: 0.97rem;
  color: #4a5568;
  line-height: 1.85;
}

.principio-divisor {
  width: 1px;
  background: #cdd8f0;
  align-self: stretch;
  flex-shrink: 0;
  margin: 8px 0;
}

@media (max-width: 768px) {
  .principios-grid {
    flex-direction: column;
    gap: 48px;
  }
  .principio-bloque,
  .principio-bloque:last-child {
    padding: 0;
  }
  .principio-divisor {
    width: 100%;
    height: 1px;
    align-self: auto;
  }
  .principios-title {
    font-size: 1.8rem;
  }
}

/* =============================================
   SCROLL SUAVE
   ============================================= */
html {
  scroll-behavior: smooth;
}