/* ==========================================================================
   FIERRO FUERTE & PUERTAS AUTOMÁTICAS DE MÉXICO
   Estilos Principales - Diseño Corporativo Inspirado en Clopay Door
   Color Institucional: Azul #00489D | Acentos: Dorado/Ámbar #F59E0B
   ========================================================================== */

:root {
  /* Paleta Institucional */
  --color-primary: #00489D;         /* Azul Institucional Fierro Fuerte */
  --color-primary-dark: #002D62;    /* Azul Marino Profundo */
  --color-primary-light: #0A66C2;   /* Azul Hover / Interactivo */
  --color-primary-subtle: #EBF3FC;  /* Azul Suave Fondos */
  --color-primary-glow: rgba(0, 72, 157, 0.15);

  /* Acento de Conversión (Inspirado en Clopay #FACA30) */
  --color-accent: #EAA023;          /* Dorado/Ámbar Vibrante */
  --color-accent-hover: #D98E12;
  --color-accent-subtle: #FEF3C7;
  --color-accent-text: #92400E;

  /* Neutros y Superficies */
  --color-dark: #0F172A;
  --color-dark-surface: #1E293B;
  --color-text: #334155;
  --color-text-muted: #64748B;
  --color-text-light: #94A3B8;
  --color-white: #FFFFFF;
  --color-bg-light: #F8FAFC;
  --color-bg-alt: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-dark: #334155;

  /* Estados */
  --color-success: #10B981;
  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #128C7E;

  /* Tipografía */
  --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-family);

  /* Espaciado y Layout */
  --container-max: 1280px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-blue: 0 10px 25px -5px rgba(0, 72, 157, 0.35);

  /* Transiciones */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Clases de Utilidad y Contenedor */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section-padding {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

@media (max-width: 768px) {
  .section-padding {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Tipografía de Sección */
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-dark);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  color: var(--color-text-muted);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3rem;
  line-height: 1.6;
}

.section-subtitle.no-center {
  margin-left: 0;
  margin-right: 0;
}

/* Botones y CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-align: center;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(0, 72, 157, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 6px 20px rgba(0, 72, 157, 0.45);
  transform: translateY(-2px);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #1E1B18;
  box-shadow: 0 4px 14px rgba(234, 160, 35, 0.35);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 6px 20px rgba(234, 160, 35, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-subtle);
  transform: translateY(-2px);
}

.btn-outline-white {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(8px);
}

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

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.0625rem;
}

/* ==========================================================================
   1. BARRA SUPERIOR (TOP UTILITY BAR)
   ========================================================================== */
.top-utility-bar {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.8125rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar-item svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-accent);
}

.top-bar-item a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

@media (max-width: 991px) {
  .top-bar-left .hide-mobile {
    display: none;
  }
}

@media (max-width: 640px) {
  .top-utility-bar {
    display: none;
  }
}

/* ==========================================================================
   2. NAVEGACIÓN PRINCIPAL (HEADER & NAVBAR)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  transition: all var(--transition-normal);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.site-logo {
  display: flex;
  align-items: center;
}

.site-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-dark);
  padding: 0.5rem 0.25rem;
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

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

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 22px;
  background: transparent;
  padding: 0;
  z-index: 1050;
}

.mobile-nav-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: var(--color-dark);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.mobile-nav-toggle.open span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}
.mobile-nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.mobile-nav-toggle.open span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

@media (max-width: 1080px) {
  .main-navigation {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
  }

  .main-navigation.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: 1.25rem;
    align-items: flex-start;
  }

  .nav-link {
    font-size: 1.125rem;
    width: 100%;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.75rem;
  }

  .header-cta-group {
    width: 100%;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
  }

  .header-cta-group .btn {
    width: 100%;
  }

  .mobile-nav-toggle {
    display: flex;
  }
}

/* ==========================================================================
   3. HERO SECTION (INSPIRADO EN CLOPAY)
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  background-color: var(--color-dark);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(15, 23, 42, 0.94) 0%,
    rgba(0, 45, 98, 0.82) 48%,
    rgba(15, 23, 42, 0.4) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  color: var(--color-white);
  padding: 4rem 0;
  max-width: 720px;
}

.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-title .highlight-blue {
  color: #38BDF8;
}

.hero-title .highlight-gold {
  color: var(--color-accent);
}

.hero-description {
  font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
}

.stat-label {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 0.35rem;
}

@media (max-width: 640px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ==========================================================================
   4. LA DIFERENCIA FIERRO FUERTE ("THE CLOPAY DIFFERENCE")
   ========================================================================== */
.difference-section {
  background-color: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
}

.difference-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.difference-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.difference-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--color-primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.difference-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(0, 72, 157, 0.3);
}

.difference-card:hover::before {
  opacity: 1;
}

.difference-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.difference-icon svg {
  width: 30px;
  height: 30px;
  stroke: var(--color-primary);
}

.difference-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
}

.difference-text {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

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

/* ==========================================================================
   5. DISEÑADOR DE PUERTAS INTERACTIVO (VISUALIZADOR CLOPAY EZDOOR™ STYLE)
   ========================================================================== */
.visualizer-section {
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.visualizer-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
}

/* Visualizer Left: Interactive Preview Stage */
.visualizer-stage {
  background: #0F172A;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.stage-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  z-index: 10;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  color: #38BDF8;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.stage-badge-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.garage-door-frame {
  margin: 3.5rem auto 1.5rem;
  width: 100%;
  max-width: 500px;
  background: #1E293B;
  border: 12px solid #334155;
  border-bottom: 8px solid #475569;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(0, 0, 0, 0.5);
  padding: 10px;
  position: relative;
}

/* Simulación Dinámica de la Puerta */
.simulated-door {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  transition: all var(--transition-normal);
  position: relative;
  box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.3);
}

/* Paneles Seccionales */
.door-panel {
  flex: 1;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 4px 8px;
  position: relative;
  transition: all var(--transition-normal);
}

/* Ventanas dentro del panel */
.door-window {
  flex: 1;
  height: 75%;
  border-radius: 2px;
  background: rgba(200, 230, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: inset 0 0 8px rgba(0, 100, 200, 0.2);
  transition: all var(--transition-normal);
}

/* Herrajes de Granero */
.door-hardware-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: none;
}

.door-hardware-overlay.active {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 10px;
}

.hardware-hinge {
  width: 28px;
  height: 8px;
  background: #111;
  border-radius: 2px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.hardware-handle {
  position: absolute;
  top: 55%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 36px;
  background: #111;
  border-radius: 3px;
  border: 1px solid #444;
}

/* Stage Bottom Info */
.stage-footer-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-white);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.25rem;
}

.stage-model-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
}

.stage-model-specs {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.65);
}

/* Visualizer Right: Customizer Controls */
.visualizer-controls {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.control-group {
  margin-bottom: 1.5rem;
}

.control-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

/* Option Chips */
.option-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip-btn {
  padding: 0.5rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.chip-btn:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary);
}

.chip-btn.active {
  border-color: var(--color-primary);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

/* Color Swatches Grid */
.color-swatches-grid {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.color-swatch-item {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid var(--color-white);
  box-shadow: 0 0 0 1.5px var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.color-swatch-item:hover {
  transform: scale(1.1);
}

.color-swatch-item.active {
  box-shadow: 0 0 0 2.5px var(--color-primary);
  transform: scale(1.15);
}

/* Summary Box */
.visualizer-summary-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-top: 1rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  margin-bottom: 0.4rem;
}

.summary-row .label {
  color: var(--color-text-muted);
}

.summary-row .value {
  font-weight: 700;
  color: var(--color-dark);
}

.visualizer-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

@media (max-width: 991px) {
  .visualizer-box {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   6. SHOWCASE DE PRODUCTOS RESIDENCIALES (CLOPAY CAROUSEL / GRID)
   ========================================================================== */
.products-section {
  background-color: var(--color-white);
}

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.tab-btn {
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text-muted);
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-light);
}

.tab-btn.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(0, 72, 157, 0.25);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

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

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(0, 72, 157, 0.25);
}

.product-image-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--color-dark);
}

.product-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image-wrap img {
  transform: scale(1.05);
}

.product-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(15, 23, 42, 0.85);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

.product-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.product-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.product-specs-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 0.85rem 0;
  margin-bottom: 1.25rem;
  font-size: 0.8125rem;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text);
}

.spec-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-primary);
  flex-shrink: 0;
}

.product-swatches {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.product-swatches span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

.mini-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.product-footer {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
}

.product-footer .btn {
  flex: 1;
}

/* ==========================================================================
   7. SOLUCIONES COMERCIALES E INDUSTRIALES
   ========================================================================== */
.commercial-section {
  background-color: var(--color-bg-alt);
}

.commercial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.commercial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

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

.commercial-img-box {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.commercial-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.commercial-card:hover .commercial-img-box img {
  transform: scale(1.05);
}

.commercial-content {
  padding: 2rem;
}

.commercial-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
}

.commercial-features-list {
  margin: 1.25rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.commercial-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.commercial-feature-item svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-success);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .commercial-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   8. MOTORES Y AUTOMATIZACIÓN (SMART ACCESS)
   ========================================================================== */
.automation-section {
  background-color: var(--color-white);
}

.automation-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--color-dark-surface);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  padding: 3rem;
  box-shadow: var(--shadow-xl);
}

.automation-image-box {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.automation-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.automation-content h3 {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.automation-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
  margin-bottom: 1.75rem;
}

.automation-features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.auto-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.auto-feature svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.auto-feature h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.2rem;
}

.auto-feature p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
}

@media (max-width: 991px) {
  .automation-banner {
    grid-template-columns: 1fr;
    padding: 2rem;
  }
}

/* ==========================================================================
   9. SERVICIOS INTEGRALES (FABRICACIÓN, INSTALACIÓN, MANTENIMIENTO)
   ========================================================================== */
.services-section {
  background-color: var(--color-bg-light);
}

.services-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.services-image-box {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.services-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-float-badge {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  background: var(--color-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.badge-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.badge-text strong {
  display: block;
  font-size: 1.125rem;
  color: var(--color-dark);
}

.badge-text span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.service-item-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: all var(--transition-normal);
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.service-item-card:hover {
  border-color: var(--color-primary);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.service-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-item-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-primary);
}

.service-item-content h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.35rem;
}

.service-item-content p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

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

/* ==========================================================================
   10. ÁREA PARA ARQUITECTOS Y CONSTRUCTORAS (CLOPAY CALLOUT STYLE)
   ========================================================================== */
.architect-callout {
  background: var(--color-primary-dark);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 2rem;
  box-shadow: var(--shadow-blue);
  margin-top: 3rem;
}

.architect-callout h3 {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.architect-callout p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
}

.architect-btn-box {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

@media (max-width: 768px) {
  .architect-callout {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 2rem;
  }
  .architect-btn-box {
    justify-content: center;
  }
}

/* ==========================================================================
   11. TESTIMONIOS Y OPINIONES DE CLIENTES
   ========================================================================== */
.testimonials-section {
  background-color: var(--color-white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.stars-rating {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.stars-rating svg {
  width: 18px;
  height: 18px;
  fill: #F59E0B;
  stroke: #F59E0B;
}

.testimonial-quote {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-info strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-dark);
}

.author-info span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

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

/* ==========================================================================
   12. CONTACTO, COTIZADOR RÁPIDO & MAPA OFICIAL
   ========================================================================== */
.contact-section {
  background-color: var(--color-bg-alt);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
}

.contact-form-side {
  padding: 3rem;
}

.contact-form-side h3 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.contact-form-side p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  font-size: 0.9375rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-dark);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  background-color: var(--color-white);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

/* Contact Info Side */
.contact-info-side {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-side h3 {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.detail-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.detail-icon-box svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-accent);
}

.detail-text strong {
  display: block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 0.2rem;
}

.detail-text p, .detail-text a {
  font-size: 1rem;
  color: var(--color-white);
  line-height: 1.4;
}

.detail-text a:hover {
  color: var(--color-accent);
}

.map-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 200px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .contact-form-side, .contact-info-side {
    padding: 2rem;
  }
}

/* ==========================================================================
   13. PIE DE PÁGINA PROFESIONAL (ESTILO CLOPAY COMPLETO)
   ========================================================================== */
.site-footer {
  background-color: #0B132B;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9375rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-top {
  padding: 4.5rem 0 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  line-height: 1.6;
  margin: 1.25rem 0 1.5rem;
}

.footer-logo-wrap {
  display: inline-block;
  background-color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.footer-logo-wrap img {
  height: 44px;
  width: auto;
  display: block;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links-list a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--color-white);
  transform: translateX(3px);
  display: inline-block;
}

.social-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: all var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.75rem 0;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a:hover {
  color: var(--color-white);
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   14. WIDGET FLOTANTE WHATSAPP & LLAMADA RÁPIDA
   ========================================================================== */
.floating-contact-widget {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  transition: all var(--transition-normal);
  color: var(--color-white);
  position: relative;
}

.floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

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

.floating-call {
  background-color: var(--color-primary);
}

.floating-tooltip {
  position: absolute;
  right: 66px;
  background: var(--color-dark);
  color: var(--color-white);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--transition-fast);
}

.floating-btn:hover .floating-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* Toast de Alerta */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  background: var(--color-dark);
  color: var(--color-white);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-left: 4px solid var(--color-success);
  transform: translateY(120%);
  opacity: 0;
  transition: all var(--transition-normal);
}

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

/* ==========================================================================
   15. SECCIÓN DE PREGUNTAS FRECUENTES (SEO FAQ ACCORDION)
   ========================================================================== */
.faq-section {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  background: var(--color-white);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-dark);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
  color: var(--color-primary);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.6;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}