/* ==========================================================================
   ENERPLE - SISTEMA DE DISEÑO DE INGENIERÍA INDUSTRIAL B2B
   Posicionamiento: Precisión Técnica, Respaldo Normativo (CNE, IEC, UL) y Obras Reales
   Paleta: Verde Industrial (#1F4B3F), Naranja Seguridad (#E8590C), Cobre (#B8480A),
           Grafito (#1C2226), Blanco Cálido (#F7F5F0), Bordes (#E5E2DA)
   Tipografía: Space Grotesk (Titulares), IBM Plex Sans (Cuerpo), IBM Plex Mono (Datos/GPS)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@600;700&display=swap');

:root {
  /* 1. Paleta de Colores de Ingeniería Industrial */
  --color-primary: #1F4B3F;            /* Verde Industrial Profundo */
  --color-primary-dark: #15342C;       /* Verde Noche Sólido */
  --color-primary-light: #2A6354;      /* Verde Técnico Medio */
  --color-primary-subtle: rgba(31, 75, 63, 0.08);
  --color-primary-border: rgba(31, 75, 63, 0.20);
  --color-primary-text: #1F4B3F;

  /* 2. Verde Técnico Secundario & Acentos Solares */
  --color-secondary-green: #6FAF57;    /* Verde Técnico de Acento */
  --color-secondary-subtle: rgba(111, 175, 87, 0.12);
  --color-solar-amber: #E0972E;        /* Dorado Solar (KPIs sobre fondo oscuro) */

  /* 3. Acento de Conversión (Naranja de Seguridad Industrial) */
  --color-accent: #E8590C;             /* Naranja Seguridad (CTAs / Titulares) */
  --color-accent-hover: #CC4B07;       /* Naranja Oscuro */
  --color-accent-dark: #B8480A;        /* Cobre Profundo (Texto normal WCAG AA > 4.5:1) */
  --color-accent-subtle: rgba(232, 89, 12, 0.10);
  --color-accent-border: rgba(232, 89, 12, 0.25);

  /* 4. Grafito Técnico & Superficies Oscuras */
  --color-dark-graphite: #1C2226;      /* Grafito Cálido Técnico */
  --color-dark-surface: #14181B;       /* Grafito Profundo */
  --color-dark-card: #232A2F;          /* Tarjetas en fondo oscuro */
  --color-dark-border: #2E373E;        /* Bordes en fondo oscuro */

  /* 5. Superficies Claras & Fondos */
  --color-bg-warm: #F7F5F0;            /* Blanco Cálido / Superficie Técnica */
  --color-bg-alt: #EFECE6;             /* Gris Cálido Secundario */
  --color-surface-card: #FFFFFF;       /* Blanco Puro para Tarjetas */
  --color-surface-subtle: #F3EFE8;

  /* 6. Textos */
  --color-text-main: #14181B;          /* Texto Titulares & Énfasis */
  --color-text-body: #4B5563;          /* Párrafos & Descripciones */
  --color-text-muted: #6B7280;         /* Metadatos & Subtítulos */
  --color-text-inverse: #FFFFFF;

  /* 7. Bordes de Precisión Técnica */
  --color-border: #E5E2DA;
  --color-border-hover: #C9C4B7;
  --color-border-subtle: #EDEAE2;

  /* 8. Tipografía Oficial */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* 9. Sombras & Elevaciones Técnicas (Sutiles y Planas) */
  --shadow-sm: 0 1px 3px rgba(28, 34, 38, 0.05), 0 1px 2px rgba(28, 34, 38, 0.03);
  --shadow-md: 0 4px 12px rgba(28, 34, 38, 0.06), 0 1px 3px rgba(28, 34, 38, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(28, 34, 38, 0.08), 0 4px 8px -2px rgba(28, 34, 38, 0.04);

  /* WhatsApp */
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE5D;

  /* 10. Esquinas Técnicas (4px a 6px) */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  /* Transiciones */
  --transition-fast: 0.16s ease;
  --transition-normal: 0.24s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & BASE
   ========================================================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-warm);
  color: var(--color-text-body);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

p {
  font-family: var(--font-body);
  color: var(--color-text-body);
  font-weight: 400;
}

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

svg {
  max-width: 100%;
  flex-shrink: 0;
  vertical-align: middle;
}

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

button, input, select, textarea {
  font-family: var(--font-body);
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-padding {
  padding: 85px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 50px 0;
  }
}

/* ==========================================================================
   HEADER & NAVBAR FULL-WIDTH
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1010;
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
  width: 100%;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
  width: 100%;
  max-width: 100% !important;
  padding: 0 44px !important;
  margin: 0 !important;
}

.brand-logo {
  display: flex;
  align-items: center;
  margin-right: auto;
}

.brand-logo img {
  height: 60px;
  max-width: 240px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.brand-logo:hover img {
  transform: scale(1.03);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
  margin-left: auto;
  margin-right: 34px;
}

.nav-link {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text-main);
  padding: 6px 0;
  position: relative;
  letter-spacing: -0.01em;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}


/* NAV ACTIONS */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cart-nav-btn {
  position: relative;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  flex-shrink: 0;
}

.cart-nav-btn:hover {
  background: var(--color-bg-warm);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ==========================================================================
   BOTONES DE HERRAMIENTA TÉCNICA (RECTANGULARES, RADIO 4PX)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.90rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-align: center;
  text-decoration: none;
}

/* 1. CTA PRINCIPAL: Naranja de Seguridad Industrial */
.btn-primary, .btn-cta, .btn-contacto {
  background-color: var(--color-accent) !important;
  color: #FFFFFF !important;
  border-color: var(--color-accent) !important;
}

.btn-primary:hover, .btn-cta:hover, .btn-contacto:hover {
  background-color: var(--color-accent-hover) !important;
  border-color: var(--color-accent-hover) !important;
  transform: translateY(-1px);
}

/* 2. BOTÓN SECUNDARIO: Verde Industrial Profundo */
.btn-secondary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* 3. BOTÓN OUTLINE TÉCNICO */
.btn-outline {
  background: transparent;
  color: var(--color-text-main);
  border: 1px solid var(--color-border-hover);
}

.btn-outline:hover {
  background: #FFFFFF;
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}

/* 4. BOTÓN OUTLINE PARA FONDOS OSCUROS */
.btn-outline-white {
  background: rgba(255, 255, 255, 0.05);
  color: #FFFFFF !important;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
  background: #FFFFFF !important;
  border-color: #FFFFFF !important;
  color: var(--color-dark-graphite) !important;
}

/* 5. WHATSAPP */
.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  font-weight: 500;
}

.btn-lg {
  padding: 13px 28px;
  font-size: 0.98rem;
}

/* HAMBURGUER MENÚ MÓVIL Y BACKDROP */
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  padding: 8px;
  color: var(--color-text-main);
  border-radius: 6px;
  transition: all 0.2s ease;
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.mobile-menu-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 16, 20, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.mobile-menu-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

body.menu-open {
  overflow: hidden !important;
}

@media (max-width: 1024px) {
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    background: #FFFFFF;
  }
  .menu-toggle:hover, .menu-toggle.is-open {
    background: var(--color-bg-warm);
    border-color: var(--color-primary);
    color: var(--color-primary);
  }

  .nav-menu {
    position: fixed;
    top: 82px;
    left: 0;
    width: 100%;
    max-height: calc(100vh - 82px);
    overflow-y: auto;
    background: #FFFFFF !important;
    flex-direction: column;
    align-items: stretch;
    padding: 18px 20px 26px 20px;
    gap: 4px;
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.14);
    border-bottom: 2px solid var(--color-primary);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    z-index: 1012;
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
    padding: 14px 16px;
    font-size: 1.02rem;
    font-weight: 600;
    color: #1E293B;
    border-radius: 6px;
    border-bottom: 1px solid #F1F5F9;
    transition: all 0.15s ease;
  }

  .nav-link:hover, .nav-link.active {
    background: #F8FAFC;
    color: var(--color-primary);
    padding-left: 20px;
  }

  .nav-link::after {
    display: none !important;
  }
}

/* ==========================================================================
   TITULOS Y ENCABEZADOS DE SECCIÓN (SIN KICKERS DECORATIVOS INNECESARIOS)
   ========================================================================== */

.section-header {
  text-align: left;
  max-width: 820px;
  margin-bottom: 38px;
}

.section-header.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.2;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

/* Un solo color para titulares */
.section-title span {
  color: inherit;
}

.section-desc {
  font-size: 1.02rem;
  color: var(--color-text-body);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 1.75rem;
  }
  .section-desc {
    font-size: 0.92rem;
  }
}

/* ==========================================================================
   HERO SECTION CON VIDEO DE FONDO Y METADATOS TÉCNICOS
   ========================================================================== */

.hero-video-container {
  position: relative;
  min-height: 84vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  overflow: hidden;
  background: var(--color-dark-graphite);
  padding-bottom: 48px;
}

.hero-video-bg {
  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: 1;
  opacity: 0.70;
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28, 34, 38, 0.30) 0%, rgba(28, 34, 38, 0.60) 50%, rgba(28, 34, 38, 0.96) 100%);
  z-index: 2;
}

.hero-statement-content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1100px;
  text-align: center;
  padding: 0 24px;
  margin-bottom: 0;
}

.hero-normative-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-secondary-green);
  text-transform: uppercase;
  margin-bottom: 14px;
  background: rgba(255, 255, 255, 0.08);
  padding: 4px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-xs);
}

.hero-statement-h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 3.2vw, 2.9rem);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.24;
  margin-bottom: 20px;
  letter-spacing: -0.025em;
  text-shadow: 0 3px 16px rgba(0, 0, 0, 0.85);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.hero-desktop-br {
  display: block;
}

@media (min-width: 769px) {
  .hero-line {
    white-space: nowrap;
    display: inline-block;
  }
}

.hero-statement-text {
  font-family: var(--font-body);
  font-size: 1.02rem;
  font-weight: 400;
  line-height: 1.6;
  color: #D1D5DB;
  max-width: 780px;
  margin: 0 auto;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
  opacity: 0.92;
}

.hero-chevron-down {
  position: relative;
  z-index: 3;
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  animation: bounceDown 2.2s infinite;
  cursor: pointer;
  opacity: 0.85;
  transition: opacity 0.2s, transform 0.2s;
  text-decoration: none;
}

.hero-chevron-down:hover {
  opacity: 1;
}

.hero-chevron-down svg {
  width: 34px;
  height: 34px;
  fill: currentColor;
}

@keyframes bounceDown {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
  60% { transform: translateY(-3px); }
}

@media (max-width: 768px) {
  .hero-video-container {
    min-height: 75vh;
    padding-bottom: 24px;
  }
  .hero-statement-h1 {
    font-size: 1.8rem;
  }
  .hero-desktop-br {
    display: none;
  }
  .hero-line {
    white-space: normal;
  }
  .hero-statement-text {
    font-size: 0.98rem;
  }
}

/* HERO SECTION ESTÁTICO (OTRAS PÁGINAS) */
.hero-section {
  position: relative;
  background: var(--color-dark-graphite);
  color: #FFFFFF;
  padding: 75px 0 80px 0;
  border-bottom: 1px solid var(--color-dark-border);
}

.hero-title {
  font-size: 2.85rem;
  font-weight: 700;
  line-height: 1.18;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero-desc {
  font-family: var(--font-body);
  font-size: 1.08rem;
  color: #D1CDC4;
  line-height: 1.7;
  margin-bottom: 24px;
}

/* ==========================================================================
   FRANJA TÉCNICA DE CAPACIDAD & STATS (INTEGRADA EN GRAFITO OSCURO)
   ========================================================================== */

.technical-stats-strip {
  background: var(--color-dark-graphite);
  border-top: 1px solid var(--color-dark-border);
  border-bottom: 1px solid var(--color-dark-border);
  padding: 44px 0;
  color: #FFFFFF;
}

.stats-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.stat-strip-item {
  border-left: 2px solid var(--color-primary-light);
  padding-left: 18px;
}

.stat-strip-num {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-strip-num span {
  color: var(--color-solar-amber);
  font-size: 1.4rem;
}

.stat-strip-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-secondary-green);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.stat-strip-desc {
  font-size: 0.82rem;
  color: #9CA3AF;
  line-height: 1.4;
}

@media (max-width: 900px) {
  .stats-strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .stats-strip-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   SOLUCIONES POR SECTOR (SHOWCASE ASIMÉTRICO DE INGENIERÍA)
   ========================================================================== */

.solutions-asymmetric-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: stretch;
}

.solution-hero-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.solution-hero-img {
  height: 280px;
  position: relative;
  overflow: hidden;
  background: var(--color-dark-graphite);
}

.solution-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-hero-tag {
  position: absolute;
  bottom: 14px;
  left: 14px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  background: var(--color-dark-graphite);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.solution-hero-body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.solution-hero-body h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 12px;
}

.solution-hero-body p {
  font-size: 0.94rem;
  color: var(--color-text-body);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.solution-specs-table {
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 12px 16px;
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-size: 0.80rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.solution-specs-table div strong {
  color: var(--color-primary);
  display: block;
}

.solution-specs-table div span {
  color: var(--color-text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
}

/* Columna lateral de soluciones apiladas */
.solutions-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-stack-item {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.solution-stack-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.solution-stack-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}

.solution-stack-header h4 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.solution-stack-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-accent-dark);
}

.solution-stack-item p {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

.solution-stack-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.solution-stack-link:hover {
  color: var(--color-accent);
  gap: 10px;
}

@media (max-width: 960px) {
  .solutions-asymmetric-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 24px;
  }
  .solutions-stack {
    gap: 24px;
  }
}

/* ==========================================================================
   BITÁCORA TÉCNICA / EVIDENCIA DE CAMPO (GEOETIQUETAS GPS REALES)
   ========================================================================== */

.field-log-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 36px;
}

.field-log-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

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

.field-log-photo-wrap {
  position: relative;
  height: 240px;
  background: var(--color-dark-graphite);
  overflow: hidden;
}

.field-log-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.field-log-telemetry {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.field-log-coord-box {
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 8px 12px;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-text-main);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.field-log-coord-box span {
  color: var(--color-accent-dark);
  font-weight: 600;
}

.field-log-telemetry h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.field-log-telemetry p {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
  flex-grow: 1;
}

@media (max-width: 992px) {
  .field-log-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   KITS & COMBOS TÉCNICOS OFICIALES (TABLAS DE INGENIERÍA)
   ========================================================================== */

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

.kit-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

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

.kit-code-badge {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--color-accent-dark);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.kit-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
  line-height: 1.3;
}

.kit-price {
  margin: 16px 0;
  padding: 12px 14px;
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
}

.kit-price span {
  font-family: var(--font-mono);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-text-main);
  display: block;
  line-height: 1.1;
}

.kit-price small {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.kit-features {
  list-style: none;
  margin-bottom: 22px;
  flex-grow: 1;
}

.kit-features li {
  font-size: 0.84rem;
  color: var(--color-text-body);
  padding: 7px 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  border-bottom: 1px solid var(--color-border-subtle);
  line-height: 1.45;
}

.kit-features li::before {
  content: '▸';
  color: var(--color-primary);
  font-weight: bold;
}

@media (max-width: 992px) {
  .kits-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   PROYECTOS Y OBRAS REALES (PORTAFOLIO DE INGENIERÍA)
   ========================================================================== */

.projects-grid, .portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card, .portfolio-item {
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.project-card:hover, .portfolio-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.project-img-box, .portfolio-img-box {
  position: relative;
  height: 230px;
  overflow: hidden;
  background: var(--color-dark-graphite);
}

.project-img-box img, .portfolio-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.project-card:hover .project-img-box img,
.portfolio-item:hover .portfolio-img-box img {
  transform: scale(1.04);
}

.project-tag, .portfolio-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: var(--color-dark-graphite);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.project-info, .portfolio-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-info h4, .portfolio-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 8px;
  line-height: 1.3;
}

.project-info p, .portfolio-body p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

.project-metrics, .portfolio-metrics-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg-warm);
  padding: 10px 14px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.metric-savings {
  color: var(--color-primary);
}

.metric-power {
  color: var(--color-text-main);
}

@media (max-width: 900px) {
  .projects-grid, .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   FLUJO DE TRABAJO Y METODOLOGÍA (4 ETAPAS TÉCNICAS)
   ========================================================================== */

.workflow-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.workflow-step-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
}

.workflow-step-num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-bottom: 8px;
}

.workflow-step-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 8px;
}

.workflow-step-card p {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

@media (max-width: 992px) {
  .workflow-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .workflow-process-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   FABRICANTES Y PARTNERS HOMOLOGADOS DE ALTA EFICIENCIA
   ========================================================================== */

.brands-section {
  background: #FFFFFF;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 44px 0;
}

.brands-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 30px 44px;
}

.brand-item img {
  height: 52px;
  max-width: 175px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.65;
  transition: all var(--transition-fast);
  padding: 4px 10px;
}

.brand-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.04);
}

/* ==========================================================================
   PRE-FOOTER NEWSLETTER BAR (GRAFITO TÉCNICO)
   ========================================================================== */

.newsletter-section {
  background: var(--color-dark-graphite);
  border-top: 1px solid var(--color-dark-border);
  border-bottom: 1px solid var(--color-dark-border);
  padding: 42px 0;
}

.newsletter-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.newsletter-brand-box img {
  height: 68px;
  max-width: 220px;
  width: auto;
  object-fit: contain;
}

.newsletter-form-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-grow: 1;
  max-width: 620px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  width: 100%;
}

.newsletter-input-wrap {
  position: relative;
  flex-grow: 1;
}

.newsletter-input-wrap svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  fill: #6B7280;
  transition: fill var(--transition-fast);
}

.newsletter-input-wrap input {
  width: 100%;
  padding: 12px 16px 12px 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-dark-border);
  background: #14181B;
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.90rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.newsletter-input-wrap input:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(235, 124, 0, 0.15);
}

.newsletter-input-wrap input.input-error {
  border-color: #EF4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2) !important;
}

.btn-subscribe {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.90rem;
  cursor: pointer;
  white-space: nowrap;
  min-width: 145px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}

.btn-subscribe:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-subscribe:active {
  transform: translateY(0);
}

/* Estados de interacción del botón */
.btn-subscribe.is-loading {
  opacity: 0.75;
  cursor: wait;
  pointer-events: none;
}

/* Modo Desuscripción */
.newsletter-form.mode-unsub .btn-subscribe {
  background-color: #475569;
}

.newsletter-form.mode-unsub .btn-subscribe:hover {
  background-color: #334155;
}

/* ==========================================================================
   NUBECITA DE VALIDACIÓN Y MENSAJES (SPEECH BUBBLE TOOLTIP)
   ========================================================================== */

.newsletter-bubble-tooltip {
  position: absolute;
  top: calc(100% + 11px);
  left: 0;
  z-index: 1000;
  background: #FFFFFF;
  color: #1F2937;
  border-radius: 6px;
  padding: 10px 14px;
  box-shadow: 0 10px 25px -4px rgba(0, 0, 0, 0.45), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  border: 1px solid #E5E7EB;
  display: none;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.38;
  white-space: normal;
  max-width: 480px;
  width: max-content;
  animation: bubblePopIn 0.22s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

/* Flechita / Triángulo de la Nubecita apuntando directamente al input */
.newsletter-bubble-tooltip::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 28px;
  width: 11px;
  height: 11px;
  background: #FFFFFF;
  border-top: 1px solid #E5E7EB;
  border-left: 1px solid #E5E7EB;
  transform: rotate(45deg);
}

@keyframes bubblePopIn {
  0% {
    opacity: 0;
    transform: translateY(-6px) scale(0.97);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.newsletter-bubble-tooltip.show {
  display: flex !important;
}

/* Icono dentro de la nubecita */
.bubble-icon {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* 1. Éxito: Checkmark Verde */
.newsletter-bubble-tooltip.is-success {
  border-left: 4px solid #16A34A;
}
.newsletter-bubble-tooltip.is-success .bubble-icon {
  background: #16A34A;
  color: #FFFFFF;
}

/* 2. Error: Cruz Roja */
.newsletter-bubble-tooltip.is-error {
  border-left: 4px solid #DC2626;
}
.newsletter-bubble-tooltip.is-error .bubble-icon {
  background: #DC2626;
  color: #FFFFFF;
}

/* 3. Advertencia / Formato Incompleto: Signo de Exclamación Naranja */
.newsletter-bubble-tooltip.is-warning {
  border-left: 4px solid #EA580C;
}
.newsletter-bubble-tooltip.is-warning .bubble-icon {
  background: #EA580C;
  color: #FFFFFF;
}

/* 4. Información / Ya registrado: Azul */
.newsletter-bubble-tooltip.is-info {
  border-left: 4px solid #2563EB;
}
.newsletter-bubble-tooltip.is-info .bubble-icon {
  background: #2563EB;
  color: #FFFFFF;
}

.bubble-msg {
  color: #1F2937;
  font-size: 0.87rem;
  font-weight: 500;
}

.bubble-close-btn {
  background: none;
  border: none;
  color: #9CA3AF;
  font-size: 1.25rem;
  line-height: 1;
  padding: 0 0 0 6px;
  cursor: pointer;
  margin-left: auto;
  transition: color var(--transition-fast);
}

.bubble-close-btn:hover {
  color: #374151;
}

/* Barra inferior del Newsletter: Toggle de Baja */


/* ==========================================================================
   FOOTER CORPORATIVO
   ========================================================================== */

.site-footer {
  background-color: var(--color-dark-surface);
  color: #9CA3AF;
  padding: 60px 0 30px 0;
  font-family: var(--font-body);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 45px;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #9CA3AF;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-secondary-green);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.88rem;
  color: #D1D5DB;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  fill: var(--color-secondary-green);
  flex-shrink: 0;
}

.footer-social-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.footer-social-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  background: #1F262B;
  border: 1px solid var(--color-dark-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #D1D5DB;
  transition: all var(--transition-fast);
}

.footer-social-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}

.footer-social-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-bottom {
  border-top: 1px solid var(--color-dark-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #6B7280;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-bottom a {
  color: #6B7280;
}

.footer-bottom a:hover {
  color: #D1D5DB;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   BOTÓN FLOTANTE DE WHATSAPP
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 54px;
  height: 54px;
  background-color: var(--color-whatsapp);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  z-index: 999;
  transition: all var(--transition-fast);
}

.whatsapp-float:hover {
  transform: translateY(-2px);
  background-color: var(--color-whatsapp-hover);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: currentColor;
}

@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 18px;
    right: 16px;
    width: 48px;
    height: 48px;
  }
  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }
}

body.menu-open .whatsapp-float {
  opacity: 0 !important;
  pointer-events: none !important;
  visibility: hidden !important;
}

/* ==========================================================================
   CAJA DE DATO TÉCNICO UNIFICADA (ESTÁNDAR DE INGENIERÍA)
   ========================================================================== */

.tech-data-box, .field-log-coord-box, .portfolio-hardware-specs {
  background: var(--color-bg-warm) !important;
  border: 1px solid var(--color-border) !important;
  border-left: 3px solid var(--color-primary) !important;
  border-radius: var(--radius-xs) !important;
  padding: 10px 14px !important;
  margin-bottom: 14px !important;
  font-family: var(--font-mono) !important;
  font-size: 0.78rem !important;
  color: var(--color-text-main) !important;
  line-height: 1.55 !important;
  text-align: left;
}

.tech-data-box strong, .field-log-coord-box strong, .portfolio-hardware-specs strong {
  color: var(--color-primary) !important;
  display: block;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.tech-data-box span, .field-log-coord-box span {
  color: var(--color-accent-dark) !important;
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

/* SECCIÓN CLIENTES (SEÑAL DE CONFIANZA INSTITUCIONAL) */
.clients-section {
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  padding: 50px 0;
}

.clients-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px 20px;
  margin-top: 24px;
}

.client-tag-item {
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 10px 18px;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-main);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-fast);
}

.client-tag-item:hover {
  border-color: var(--color-primary);
  background: #FFFFFF;
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.client-tag-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-secondary-green);
  display: inline-block;
}


/* ==========================================================================
   PÁGINA DE CONTACTO (ESTILO INGENIERÍA B2B)
   ========================================================================== */

.contact-layout-b2b {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 36px;
  align-items: start;
  margin-top: 36px;
  margin-bottom: 60px;
}

.contact-channels-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.channel-card-b2b {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all var(--transition-fast);
}

.channel-card-b2b:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.channel-icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-xs);
  background: var(--color-bg-warm);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.channel-icon-wrap svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.channel-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 4px;
}

.channel-content p {
  font-size: 0.86rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 6px;
}

.channel-content a {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-accent-dark);
}

.channel-content a:hover {
  color: var(--color-accent);
}

.contact-form-b2b {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 32px 30px;
  box-shadow: var(--shadow-sm);
}

.contact-form-b2b h3 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.contact-form-b2b p.form-subtitle {
  font-size: 0.90rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.form-grid-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-field-group {
  margin-bottom: 16px;
}

.form-field-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.form-field-group input, .form-field-group select, .form-field-group textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
  background: var(--color-bg-warm);
  font-family: var(--font-body);
  font-size: 0.90rem;
  color: var(--color-text-main);
  outline: none;
  transition: all var(--transition-fast);
}

.form-field-group input:focus, .form-field-group select:focus, .form-field-group textarea:focus {
  border-color: var(--color-primary);
  background: #FFFFFF;
}

@media (max-width: 900px) {
  .contact-layout-b2b {
    grid-template-columns: 1fr;
  }
  .form-grid-row {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   SECCIONES UNIFICADAS DE CONFIANZA: DISTRIBUIDOR OFICIAL Y CLIENTES
   ========================================================================== */

.trust-section-warm {
  background: var(--color-bg-warm);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 60px 0 65px 0;
}

.trust-section-white {
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  padding: 60px 0 65px 0;
}

.trust-section-white .client-logo-card {
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
}

.trust-section-white .client-logo-card:hover {
  background: #FFFFFF;
  border-color: var(--color-primary);
}

.trust-section-header {
  text-align: center;
  margin-bottom: 28px;
}

.trust-section-title {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-text-main);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.trust-section-subtitle {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Grids Unificados de Logos con Tarjetas Blancas */
.brands-logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.clients-logo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 1080px;
  margin: 0 auto;
}

/* Tarjeta Unificada para Distribuidores y Clientes */
.brand-logo-card, .client-logo-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  height: 105px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 22px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.brand-logo-card:hover, .client-logo-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.brand-logo-card img, .client-logo-card img {
  max-height: 60px;
  max-width: 185px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.72;
  transition: all var(--transition-fast);
}

.brand-logo-card:hover img, .client-logo-card:hover img {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.03);
}

@media (max-width: 992px) {
  .brands-logo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .brands-logo-grid, .clients-logo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .brand-logo-card, .client-logo-card {
    height: 90px;
    padding: 12px 16px;
  }
  .brand-logo-card img, .client-logo-card img {
    max-height: 48px;
    max-width: 140px;
  }
}

@media (max-width: 480px) {
  .brands-logo-grid, .clients-logo-grid {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   SISTEMA DE CARRITO Y COTIZACIÓN GLOBAL ENERPLE
   ========================================================================== */

.cart-nav-btn {
  position: relative;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.cart-nav-btn:hover {
  background: var(--color-bg-warm);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--color-accent);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.70rem;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  box-shadow: 0 2px 5px rgba(235, 110, 26, 0.4);
}

/* DRAWER OVERLAY & PANEL */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 19, 34, 0.65);
  backdrop-filter: blur(4px);
  z-index: 3000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 440px;
  max-width: 100vw;
  background: #FFFFFF;
  z-index: 3001;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s;
}

.cart-drawer.active {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.cart-drawer-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg-warm);
}

.cart-drawer-title {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-main);
}

.cart-drawer-title svg {
  color: var(--color-primary);
}

.cart-drawer-title h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
}

.cart-drawer-close {
  background: none;
  border: none;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  transition: color var(--transition-fast);
}

.cart-drawer-close:hover {
  color: var(--color-text-main);
}

.cart-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cart-empty-state {
  text-align: center;
  padding: 50px 10px;
  color: var(--color-text-muted);
}

.cart-empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.cart-empty-state h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-text-main);
  margin-bottom: 8px;
}

.cart-empty-state p {
  font-size: 0.88rem;
  line-height: 1.5;
  max-width: 300px;
  margin: 0 auto;
}

.cart-item-card {
  display: flex;
  gap: 14px;
  padding: 14px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  transition: border-color var(--transition-fast);
}

.cart-item-card:hover {
  border-color: var(--color-primary);
}

.cart-item-thumb {
  width: 72px;
  height: 72px;
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 4px;
}

.cart-item-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.cart-item-details {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.cart-item-sku {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.cart-item-title {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
  margin: 0 0 4px 0;
}

.cart-item-price-unit {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.cart-item-actions-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.cart-qty-control {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: var(--color-bg-warm);
  overflow: hidden;
}

.cart-qty-btn {
  background: none;
  border: none;
  width: 26px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text-main);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.cart-qty-btn:hover {
  background: var(--color-border);
}

.cart-qty-val {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  min-width: 24px;
  text-align: center;
  color: var(--color-text-main);
}

.cart-item-subtotal {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.cart-item-remove-btn {
  background: none;
  border: none;
  color: #B0B7C3;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.cart-item-remove-btn:hover {
  color: #E53935;
  background: #FFEBEE;
}

/* FOOTER DEL DRAWER */
.cart-drawer-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-warm);
}

.cart-summary-box {
  margin-bottom: 16px;
}

.cart-summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.cart-summary-row.total {
  font-size: 1.05rem;
  color: var(--color-text-main);
  border-top: 1px dashed var(--color-border);
  padding-top: 10px;
  margin-top: 8px;
  margin-bottom: 0;
}

.cart-total-amount {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.cart-checkout-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn-checkout-wa {
  width: 100%;
  padding: 12px 18px;
  font-size: 0.92rem;
  font-weight: 700;
  justify-content: center;
  background: #25D366;
  border-color: #25D366;
}

.btn-checkout-wa:hover {
  background: #20BA5A;
  border-color: #20BA5A;
}

.btn-clear-cart {
  background: none;
  border: none;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 6px;
  text-decoration: underline;
  text-align: center;
  transition: color var(--transition-fast);
}

.btn-clear-cart:hover {
  color: #E53935;
}

/* TOAST NOTIFICATION */
.cart-toast-notification {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-dark-graphite);
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: var(--radius-xs);
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 4000;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border-left: 4px solid #25D366;
}

.cart-toast-notification.show {
  opacity: 1;
  transform: translateY(0);
}


/* ==========================================================================
   OPTIMIZACIONES MÓVILES RESPONSIVE (PANTALLAS <= 768px)
   ========================================================================== */

@media (max-width: 768px) {
  /* Navbar móvil compacta y limpia */
  .navbar {
    height: 68px !important;
    padding: 0 16px !important;
  }
  
  .brand-logo img {
    height: 48px !important;
    max-width: 160px !important;
  }
  
  .nav-actions {
    gap: 8px !important;
  }
  
  .nav-actions .btn {
    padding: 7px 13px !important;
    font-size: 0.80rem !important;
  }
  
  .menu-toggle {
    padding: 6px !important;
  }
  
  .menu-toggle svg {
    width: 26px !important;
    height: 26px !important;
  }

  /* Hero con video: centrado vertical natural en pantalla de celular */
  .hero-video-container {
    min-height: calc(100vh - 68px) !important;
    height: auto !important;
    justify-content: center !important;
    padding: 40px 18px !important;
  }
  
  .hero-statement-content {
    padding: 0 !important;
  }
  
  .hero-statement-h1 {
    font-size: 1.85rem !important;
    line-height: 1.22 !important;
    margin-bottom: 14px !important;
  }
  
  .hero-statement-text {
    font-size: 0.92rem !important;
    line-height: 1.55 !important;
    margin-bottom: 0 !important;
  }
  
  .hero-chevron-down {
    display: none !important;
  }

  /* Franja técnica: cuadrícula 2x2 legible y equilibrada */
  .technical-stats-strip {
    padding: 28px 0 !important;
  }
  
  .stats-strip-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px 14px !important;
  }
  
  .stat-strip-item {
    padding-left: 12px !important;
  }
  
  .stat-strip-num {
    font-size: 1.7rem !important;
  }
  
  .stat-strip-num span {
    font-size: 1.15rem !important;
  }
  
  .stat-strip-label {
    font-size: 0.70rem !important;
  }
  
  .stat-strip-desc {
    font-size: 0.76rem !important;
  }

  /* Mejoras de legibilidad y desahogo en pantallas móviles */
  .nav-menu {
    top: 68px !important;
    max-height: calc(100vh - 68px) !important;
  }

  .container {
    padding-left: 18px !important;
    padding-right: 18px !important;
  }

  .hero-title {
    font-size: 1.95rem !important;
    line-height: 1.25 !important;
    margin-bottom: 12px !important;
  }

  .hero-desc {
    font-size: 0.94rem !important;
    line-height: 1.55 !important;
  }

  .hero-section {
    padding: 42px 0 38px 0 !important;
  }

  /* Formulario de contacto móvil sin efecto comprimido */
  .contact-layout-b2b {
    gap: 30px !important;
  }

  .contact-form-b2b {
    padding: 24px 18px !important;
    border-radius: 10px !important;
  }

  .contact-form-b2b h3 {
    font-size: 1.28rem !important;
  }

  .contact-channels-b2b {
    gap: 16px !important;
  }

  .channel-card-b2b {
    padding: 16px !important;
  }

  .form-field-group input,
  .form-field-group select,
  .form-field-group textarea {
    font-size: 16px !important; /* Previene auto-zoom molesto en iPhones/Safari */
    padding: 11px 14px !important;
  }

}

@media (max-width: 768px) {
  .newsletter-grid {
    flex-direction: column;
    align-items: stretch !important;
    gap: 20px !important;
  }
  .newsletter-brand-box {
    text-align: center;
  }
  .newsletter-brand-box img {
    margin: 0 auto;
  }
  .newsletter-form-container {
    max-width: 100% !important;
  }
}

@media (max-width: 580px) {
  .newsletter-form {
    flex-direction: column !important;
  }
  .btn-subscribe {
    width: 100% !important;
  }
  .newsletter-bubble-tooltip {
    left: 0 !important;
    right: 0 !important;
    width: auto !important;
  }
}

/* ==========================================================================
   BREADCRUMB UNIFICADO GLOBAL (FONDO GRIS CÁLIDO TÉCNICO + SEPARADOR)
   ========================================================================== */
.product-detail-breadcrumb,
.breadcrumb-bar {
  background-color: var(--color-bg-warm);
  border-bottom: 1px solid var(--color-border);
}

/* Tarjeta de Reconocimiento y Alianzas (SobreNosotros) */
.recognition-alliances-card {
  background: var(--color-dark-graphite);
  border: 1px solid var(--color-dark-border);
  border-radius: var(--radius-sm);
  padding: 34px 30px;
  color: #FFFFFF;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 30px;
  align-items: center;
}

/* ==========================================================================
   OPTIMIZACIÓN MÓVIL INTEGRAL DE ALTA DENSIDAD (MOBILE-FIRST UI)
   SOLO APLICA A PANTALLAS <= 768px (CELULARES Y PANTALLAS TÁCTILES)
   LA VERSIÓN DE COMPUTADORA (> 768px) PERMANECE 100% INTACTA
   ========================================================================== */

@media (max-width: 768px) {
  /* 0. Ajuste de viewport para dispositivos móviles */
  html, body {
    overflow-x: hidden !important;
    max-width: 100vw !important;
    width: 100% !important;
    position: relative !important;
  }
  *, *::before, *::after {
    box-sizing: border-box !important;
  }
  .container {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 16px !important;
    padding-right: 16px !important;
    box-sizing: border-box !important;
  }
  .site-header, .navbar, .hero-section, section, footer {
    max-width: 100% !important;
  }
  .hero-video-container {
    overflow: hidden !important;
    max-width: 100% !important;
    width: 100% !important;
    position: relative !important;
  }

  /* 1. Espaciado y Escala Tipográfica General */
  .section-padding {
    padding: 36px 0 !important;
  }
  .container {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }
  .section-header {
    margin-bottom: 22px !important;
  }
  .section-title {
    font-size: 1.38rem !important;
    line-height: 1.25 !important;
    margin-bottom: 8px !important;
  }
  .section-desc {
    font-size: 0.84rem !important;
    line-height: 1.45 !important;
    margin-bottom: 0 !important;
  }

  /* 2. Hero Section Compacto */
  .hero-statement-h1 {
    font-size: 1.75rem !important;
    line-height: 1.25 !important;
    margin-bottom: 12px !important;
  }
  .hero-statement-text {
    font-size: 0.88rem !important;
    line-height: 1.45 !important;
  }

  /* 3. Franja Técnica de Estadísticas en Cuadrícula 2x2 */
  .technical-stats-strip {
    padding: 24px 0 !important;
  }
  .stats-strip-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }
  .stat-strip-item {
    padding: 12px 10px !important;
    background: #242C31 !important;
    border-radius: var(--radius-xs) !important;
  }
  .stat-strip-label {
    font-size: 0.68rem !important;
    margin-bottom: 4px !important;
  }
  .stat-strip-num {
    font-size: 1.45rem !important;
    line-height: 1.1 !important;
    margin-bottom: 4px !important;
  }
  .stat-strip-num span {
    font-size: 0.85rem !important;
  }
  .stat-strip-desc {
    font-size: 0.70rem !important;
    line-height: 1.35 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
  }

  /* 4. Soluciones por Sector (Elimina el apilado gigante de cajas blancas) */
  .solutions-asymmetric-layout {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .solution-hero-card {
    border-radius: var(--radius-xs) !important;
  }
  .solution-hero-img {
    height: 175px !important;
  }
  .solution-hero-body {
    padding: 16px !important;
  }
  .solution-hero-body h3 {
    font-size: 1.12rem !important;
    margin-bottom: 8px !important;
  }
  .solution-hero-body p {
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    margin-bottom: 12px !important;
  }
  .solution-specs-table {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
    padding: 10px !important;
    margin-bottom: 14px !important;
  }
  .solution-specs-table div span {
    font-size: 0.65rem !important;
  }
  .solution-specs-table div strong {
    font-size: 0.76rem !important;
  }
  .solution-hero-body .btn {
    width: 100% !important;
    justify-content: center !important;
    padding: 11px 16px !important;
    font-size: 0.85rem !important;
  }

  /* Tarjetas de Soluciones (Agro, Residencial, Aisladas) en Cuadrícula Compacta */
  .solutions-stack {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }
  .solution-stack-item {
    padding: 14px 12px !important;
    border-radius: var(--radius-xs) !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
  }
  /* La tercera tarjeta ocupa el ancho completo para balance simétrico */
  .solution-stack-item:last-child {
    grid-column: 1 / -1 !important;
  }
  .solution-stack-header {
    margin-bottom: 4px !important;
  }
  .solution-stack-header h4 {
    font-size: 0.88rem !important;
    line-height: 1.3 !important;
    font-weight: 700 !important;
  }
  .solution-stack-item p {
    font-size: 0.76rem !important;
    line-height: 1.35 !important;
    margin-bottom: 8px !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
  }
  .solution-stack-link {
    font-size: 0.74rem !important;
    font-weight: 700 !important;
  }

  /* 5. Logos de Marcas y Clientes en 3 Columnas Proporcionales (No 1 columna gigante) */
  .brands-logo-grid,
  .clients-logo-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 8px !important;
    max-width: 100% !important;
    width: 100% !important;
  }
  .brand-logo-card,
  .client-logo-card {
    min-width: 0 !important;
    height: 52px !important;
    padding: 6px 8px !important;
    overflow: hidden !important;
  }
  .brand-logo-card img,
  .client-logo-card img {
    max-width: 100% !important;
    max-height: 28px !important;
    width: auto !important;
    height: auto !important;
    object-fit: contain !important;
  }

  /* 6. Proceso de Trabajo (Workflow) en Cuadrícula 2x2 */
  .workflow-process-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }
  .workflow-step-card {
    padding: 14px 12px !important;
  }
  .workflow-step-num {
    font-size: 1.25rem !important;
    margin-bottom: 4px !important;
  }
  .workflow-step-title {
    font-size: 0.86rem !important;
    margin-bottom: 4px !important;
  }
  .workflow-step-desc {
    font-size: 0.74rem !important;
    line-height: 1.35 !important;
  }

  /* 7. Servicios (Servicios.html) */
  .services-main-grid {
    grid-template-columns: 1fr !important;
    gap: 18px !important;
  }
  .service-card-clean {
    border-radius: var(--radius-xs) !important;
  }
  .service-card-img-wrap {
    height: 170px !important;
  }
  .service-card-body {
    padding: 16px 14px !important;
  }
  .service-card-body h3 {
    font-size: 1.12rem !important;
    margin-bottom: 8px !important;
  }
  .service-card-body p {
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    margin-bottom: 12px !important;
  }
  .service-specs-box {
    display: flex !important;
    flex-direction: column !important;
    gap: 6px !important;
    padding: 12px 14px !important;
    margin-bottom: 14px !important;
  }
  .service-specs-box li {
    font-size: 0.78rem !important;
    padding: 2px 0 !important;
    line-height: 1.4 !important;
  }
  .service-card-action .btn {
    width: 100% !important;
    justify-content: center !important;
    padding: 10px 14px !important;
    font-size: 0.84rem !important;
  }

  /* 8. Proyectos (proyectos.html y proyecto-detalle.html) */
  .portfolio-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .portfolio-card {
    border-radius: var(--radius-xs) !important;
  }
  .portfolio-img-box {
    height: 175px !important;
  }
  .portfolio-card-body {
    padding: 14px 14px !important;
  }
  .portfolio-card-title {
    font-size: 1.05rem !important;
    margin-bottom: 6px !important;
  }
  .portfolio-card-desc {
    font-size: 0.80rem !important;
    line-height: 1.4 !important;
    margin-bottom: 10px !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
  }
  .portfolio-meta-strip {
    font-size: 0.74rem !important;
  }

  /* Detalle de Proyecto */
  .project-featured-image-box {
    height: 220px !important;
  }
  .project-tech-box {
    padding: 16px 14px !important;
  }
  .project-tech-list {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }

  /* 9. Sobre Nosotros (SobreNosotros.html) */
  .about-stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }
  .mission-vision-grid {
    grid-template-columns: 1fr !important;
    gap: 14px !important;
  }
  .mission-vision-card {
    padding: 16px 14px !important;
  }
  .purpose-quality-grid-4 {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }
  .purpose-card {
    padding: 14px 12px !important;
  }
  .purpose-card h4 {
    font-size: 0.88rem !important;
  }
  .purpose-card p {
    font-size: 0.74rem !important;
    line-height: 1.35 !important;
  }
  .recognition-alliances-card {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
    padding: 20px 16px !important;
  }

  /* 10. Contacto (Contacto.html) */
  .contact-layout-b2b {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  .contact-channels-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }
  .channel-card-b2b {
    padding: 12px 10px !important;
  }
  .channel-card-b2b h4 {
    font-size: 0.82rem !important;
  }
  .channel-card-b2b p {
    font-size: 0.76rem !important;
  }
  .contact-form-card {
    padding: 18px 16px !important;
  }

  /* 11. Botón Flotante de WhatsApp y Margen de Seguridad */
  .whatsapp-float {
    bottom: 16px !important;
    right: 14px !important;
    width: 46px !important;
    height: 46px !important;
    z-index: 99 !important;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4) !important;
  }
  .whatsapp-float svg {
    width: 26px !important;
    height: 26px !important;
  }
  body {
    padding-bottom: 24px !important;
  }
  .site-footer {
    padding-bottom: 30px !important;
  }

  /* 12. Pre-Footer y Newsletter */
  .newsletter-section {
    padding: 24px 0 !important;
  }
  .newsletter-input-wrap input {
    height: 44px !important;
    font-size: 16px !important;
  }
  .btn-subscribe {
    height: 44px !important;
    font-size: 0.88rem !important;
  }
}

/* Barra de Navegación de Servicios (Estilo Catálogo Técnico) */
.services-filter-toolbar {
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  margin-bottom: 36px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.services-tab-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.services-tab-row .category-tab-btn {
  display: inline-flex;
  align-items: center;
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  padding: 7px 15px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 0.80rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}
.services-tab-row .category-tab-btn:hover {
  background: #FFFFFF;
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  transform: translateY(-1px);
}
.services-tab-row .category-tab-btn.active {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

@media (max-width: 768px) {
  .services-filter-toolbar {
    padding: 10px 12px;
    margin-bottom: 24px;
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .services-filter-toolbar::-webkit-scrollbar {
    display: none;
  }
  .services-tab-row {
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 6px;
  }
  .services-tab-row .category-tab-btn {
    padding: 6px 12px;
    font-size: 0.76rem;
    flex-shrink: 0;
  }
}

/* Pantallas muy compactas (< 380px) */
@media (max-width: 380px) {
  .solutions-stack {
    grid-template-columns: 1fr !important;
  }
  .stats-strip-grid {
    gap: 8px !important;
  }
  .stat-strip-num {
    font-size: 1.30rem !important;
  }
}