/* ==========================================================================
   MEKTRA - DIVISION FILAMENTOS 3D & MATERIAS PRIMAS
   Diseno Minimalista Industrial B2B | 100% 7-bit ASCII Compliant
   ========================================================================== */

:root {
  --ext-bg: #ffffff;
  --ext-bg-alt: #f8fafc;
  --ext-bg-card: #ffffff;
  --ext-bg-subtle: #f1f5f9;
  --ext-dark: #0f172a;
  --ext-dark-surface: #1e293b;
  --ext-slate: #334155;
  --ext-muted: #64748b;
  --ext-light-muted: #94a3b8;
  --ext-border: #e2e8f0;
  --ext-border-light: #f1f5f9;
  --ext-border-hover: #cbd5e1;
  --ext-primary: #0284c7;
  --ext-primary-dark: #0369a1;
  --ext-primary-light: #e0f2fe;
  --ext-primary-glow: rgba(2, 132, 199, 0.15);
  --ext-accent: #0ea5e9;
  --ext-radius-sm: 6px;
  --ext-radius-md: 10px;
  --ext-radius-lg: 16px;
  --ext-radius-xl: 24px;
  --ext-radius-pill: 9999px;
  --ext-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
  --ext-shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -2px rgba(15, 23, 42, 0.03);
  --ext-shadow-lg: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.03);
  --ext-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --ext-font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

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

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

body.extrusion-body {
  font-family: var(--ext-font);
  background-color: var(--ext-bg);
  color: var(--ext-slate);
  line-height: 1.6;
  overflow-x: hidden;
}

.ext-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   1. TOPBAR
   ========================================================================== */
.ext-topbar {
  background-color: var(--ext-dark);
  color: #e2e8f0;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ext-topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.ext-topbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.04em;
}

.ext-topbar-pulse {
  width: 7px;
  height: 7px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981;
  animation: extPulse 2s infinite;
}

@keyframes extPulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.ext-topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ext-topbar-link {
  color: #cbd5e1;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--ext-transition);
}

.ext-topbar-link:hover {
  color: #38bdf8;
}

/* ==========================================================================
   2. NAVBAR MINIMALISTA
   ========================================================================== */
.ext-navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ext-border);
  transition: var(--ext-transition);
}

.ext-navbar .ext-container {
  max-width: 1380px;
}

.ext-nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}

.ext-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ext-dark);
  flex-shrink: 0;
}

.ext-brand-logo {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.ext-brand-title {
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ext-dark);
  white-space: nowrap;
}

.ext-brand-tag {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--ext-primary-light);
  color: var(--ext-primary-dark);
  padding: 2px 7px;
  border-radius: var(--ext-radius-pill);
  letter-spacing: 0.05em;
  margin-left: 2px;
  white-space: nowrap;
}

.ext-nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.4vw, 22px);
  flex-shrink: 1;
}

.ext-nav-link {
  color: var(--ext-slate);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  line-height: 1;
  padding: 8px 4px;
  transition: var(--ext-transition);
  position: relative;
}

.ext-nav-link.ext-nav-link-highlight {
  color: var(--ext-primary);
  font-weight: 750;
}

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

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

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

.ext-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.ext-navbar .ext-btn {
  padding: 8px 16px;
  font-size: 0.82rem;
  white-space: nowrap;
}

.ext-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--ext-font);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: var(--ext-radius-md);
  text-decoration: none;
  transition: var(--ext-transition);
  cursor: pointer;
  border: 1px solid transparent;
}

.ext-btn-primary {
  background: linear-gradient(135deg, var(--ext-primary) 0%, var(--ext-accent) 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.ext-btn-primary:hover {
  background: linear-gradient(135deg, var(--ext-primary-dark) 0%, var(--ext-primary) 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.35);
}

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

.ext-btn-outline:hover {
  background: var(--ext-bg-subtle);
  color: var(--ext-dark);
  border-color: var(--ext-border-hover);
}

/* ==========================================================================
   3. HERO SECTION MINIMALISTA
   ========================================================================== */
/* ==========================================================================
   3. HERO SECTION CON VIDEO DE FONDO Y TRANSPARENCIA
   ========================================================================== */
.ext-hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 96px;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--ext-border);
}

/* Contenedor del video de fondo */
.ext-hero-video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}

.ext-hero-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.68;
  filter: saturate(1.15) contrast(1.05);
}

/* Capa de degradado direccional: protege el texto a la izquierda y deja ver claramente la maquina de extrusion al centro y derecha */
.ext-hero-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.82) 42%, rgba(255, 255, 255, 0.38) 75%, rgba(255, 255, 255, 0.18) 100%);
  pointer-events: none;
}

.ext-hero-container {
  position: relative;
  z-index: 2;
}

.ext-hero-content {
  max-width: 820px;
}

.ext-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(2, 132, 199, 0.10);
  border: 1px solid rgba(2, 132, 199, 0.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--ext-primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: var(--ext-radius-pill);
  margin-bottom: 20px;
}

.ext-hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 6px #10b981;
}

.ext-hero-title {
  font-size: 2.9rem;
  line-height: 1.15;
  font-weight: 900;
  color: var(--ext-dark);
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}

.ext-hero-title span {
  background: linear-gradient(135deg, var(--ext-primary) 0%, #0369a1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ext-hero-desc {
  font-size: 1.05rem;
  color: var(--ext-slate);
  margin-bottom: 30px;
  max-width: 680px;
  line-height: 1.6;
}

.ext-hero-metrics {
  display: inline-grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 34px;
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--ext-radius-md);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.ext-metric-item {
  display: flex;
  flex-direction: column;
}

.ext-metric-value {
  font-size: 1.65rem;
  font-weight: 850;
  color: var(--ext-dark);
  line-height: 1.2;
}

.ext-metric-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--ext-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.ext-hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ==========================================================================
   4. SECCIONES COMUNES
   ========================================================================== */
.ext-section {
  padding: 80px 0;
  position: relative;
}

.ext-section-alt {
  background-color: var(--ext-bg-alt);
}

.ext-section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 54px;
}

.ext-section-tag {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ext-primary);
  margin-bottom: 10px;
}

.ext-section-title {
  font-size: 2.15rem;
  font-weight: 850;
  color: var(--ext-dark);
  line-height: 1.22;
  letter-spacing: -0.015em;
  margin-bottom: 14px;
}

.ext-section-desc {
  font-size: 1rem;
  color: var(--ext-muted);
  line-height: 1.6;
}

/* ==========================================================================
   5. CAPACIDADES DE EXTRUSION (4 PILARES)
   ========================================================================== */
.ext-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 24px;
}

.ext-pillar-card {
  background: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-md);
  padding: 32px 26px;
  transition: var(--ext-transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--ext-shadow-sm);
  position: relative;
}

.ext-pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--ext-border-hover);
  box-shadow: var(--ext-shadow-lg);
}

.ext-pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--ext-radius-md);
  background-color: var(--ext-primary-light);
  color: var(--ext-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 800;
}

.ext-pillar-title {
  font-size: 1.2rem;
  font-weight: 750;
  color: var(--ext-dark);
  margin-bottom: 12px;
}

.ext-pillar-desc {
  font-size: 0.9rem;
  color: var(--ext-slate);
  margin-bottom: 20px;
  flex-grow: 1;
}

.ext-pillar-specs {
  list-style: none;
  border-top: 1px solid var(--ext-border);
  padding-top: 16px;
}

.ext-pillar-spec-item {
  font-size: 0.8rem;
  color: var(--ext-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.ext-pillar-spec-item::before {
  content: '>';
  color: var(--ext-primary);
  font-weight: 700;
  font-size: 0.75rem;
}

/* ==========================================================================
   6. GALERIA INTERACTIVA DE PERFILES & SECTORES
   ========================================================================== */
.ext-filter-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.ext-filter-btn {
  background: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  color: var(--ext-slate);
  padding: 8px 18px;
  border-radius: var(--ext-radius-pill);
  font-family: var(--ext-font);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--ext-transition);
}

.ext-filter-btn:hover {
  border-color: var(--ext-border-hover);
  background-color: var(--ext-bg-subtle);
}

.ext-filter-btn.active {
  background: var(--ext-dark);
  color: #ffffff;
  border-color: var(--ext-dark);
}

.ext-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.ext-gallery-card {
  background: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-md);
  overflow: hidden;
  transition: var(--ext-transition);
  display: flex;
  flex-direction: column;
}

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

.ext-gallery-media {
  position: relative;
  height: 220px;
  overflow: hidden;
  background-color: #0f172a;
}

.ext-gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.ext-gallery-card:hover .ext-gallery-img {
  transform: scale(1.05);
}

.ext-gallery-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--ext-radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ext-gallery-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.ext-gallery-title {
  font-size: 1.05rem;
  font-weight: 750;
  color: var(--ext-dark);
  margin-bottom: 8px;
}

.ext-gallery-desc {
  font-size: 0.85rem;
  color: var(--ext-slate);
  margin-bottom: 14px;
  line-height: 1.5;
}

.ext-gallery-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: auto;
}

.ext-chip {
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--ext-bg-subtle);
  color: var(--ext-slate);
  padding: 3px 8px;
  border-radius: var(--ext-radius-sm);
  border: 1px solid var(--ext-border);
}

/* ==========================================================================
   7. MATRICES, DADOS & TALLER CNC PROPIO
   ========================================================================== */
.ext-tooling-box {
  background: var(--ext-dark);
  color: #ffffff;
  border-radius: var(--ext-radius-xl);
  padding: 56px 48px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.ext-tooling-badge {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #38bdf8;
  margin-bottom: 12px;
}

.ext-tooling-title {
  font-size: 2.1rem;
  font-weight: 850;
  line-height: 1.2;
  margin-bottom: 18px;
  color: #ffffff;
}

.ext-tooling-desc {
  font-size: 0.95rem;
  color: #cbd5e1;
  margin-bottom: 24px;
  line-height: 1.6;
}

.ext-tooling-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.ext-tooling-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: #e2e8f0;
}

.ext-tooling-check {
  color: #38bdf8;
  font-weight: 900;
  margin-top: 1px;
}

.ext-tooling-media {
  position: relative;
  border-radius: var(--ext-radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

.ext-tooling-img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   8. CATALOGO TECNICO DE POLIMEROS
   ========================================================================== */
.ext-materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.ext-mat-card {
  background: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-md);
  padding: 24px;
  transition: var(--ext-transition);
  display: flex;
  flex-direction: column;
}

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

.ext-mat-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.ext-mat-name {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--ext-dark);
}

.ext-mat-pill {
  font-size: 0.7rem;
  font-weight: 700;
  background-color: var(--ext-primary-light);
  color: var(--ext-primary-dark);
  padding: 3px 8px;
  border-radius: var(--ext-radius-pill);
}

.ext-mat-desc {
  font-size: 0.85rem;
  color: var(--ext-slate);
  margin-bottom: 18px;
  line-height: 1.5;
}

.ext-mat-specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  margin-top: auto;
}

.ext-mat-specs-table tr {
  border-top: 1px solid var(--ext-border);
}

.ext-mat-specs-table td {
  padding: 7px 0;
}

.ext-mat-k {
  color: var(--ext-muted);
  font-weight: 600;
}

.ext-mat-v {
  text-align: right;
  color: var(--ext-dark);
  font-weight: 700;
}

/* ==========================================================================
   9. ESTIMADOR DE PRODUCCION & COTIZADOR RAPIDO
   ========================================================================== */
.ext-calc-wrapper {
  background: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-xl);
  padding: 44px;
  box-shadow: var(--ext-shadow-lg);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
}

.ext-form-group {
  margin-bottom: 20px;
}

.ext-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ext-dark);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ext-select,
.ext-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--ext-radius-sm);
  border: 1px solid var(--ext-border);
  background-color: var(--ext-bg-alt);
  font-family: var(--ext-font);
  font-size: 0.9rem;
  color: var(--ext-dark);
  transition: var(--ext-transition);
}

.ext-select:focus,
.ext-input:focus {
  outline: none;
  border-color: var(--ext-primary);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px var(--ext-primary-glow);
}

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

.ext-calc-summary {
  background-color: var(--ext-bg-subtle);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ext-summary-header {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--ext-dark);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ext-border);
}

.ext-summary-list {
  list-style: none;
  margin-bottom: 24px;
}

.ext-summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.86rem;
  padding: 8px 0;
  border-bottom: 1px dashed var(--ext-border);
}

.ext-summary-row:last-child {
  border-bottom: none;
}

.ext-summary-k {
  color: var(--ext-muted);
}

.ext-summary-v {
  font-weight: 700;
  color: var(--ext-dark);
}

.ext-wa-btn {
  background: #25d366;
  color: #ffffff;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 750;
  font-size: 0.95rem;
  padding: 14px 20px;
  border-radius: var(--ext-radius-md);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
  transition: var(--ext-transition);
}

.ext-wa-btn:hover {
  background: #1ebc59;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45);
}

/* ==========================================================================
   10. FAQ ACCORDION
   ========================================================================== */
.ext-faq-grid {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ext-faq-item {
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-md);
  background: var(--ext-bg-card);
  overflow: hidden;
  transition: var(--ext-transition);
}

.ext-faq-item.active {
  border-color: var(--ext-primary);
  box-shadow: var(--ext-shadow-sm);
}

.ext-faq-question {
  width: 100%;
  padding: 18px 24px;
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--ext-font);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ext-dark);
  cursor: pointer;
  text-align: left;
}

.ext-faq-icon {
  font-size: 1.2rem;
  color: var(--ext-muted);
  transition: transform 0.25s ease;
}

.ext-faq-item.active .ext-faq-icon {
  transform: rotate(45deg);
  color: var(--ext-primary);
}

.ext-faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--ext-slate);
  line-height: 1.6;
}

.ext-faq-item.active .ext-faq-answer {
  display: block;
}

/* ==========================================================================
   11. FOOTER UNIFICADO MINIMALISTA
   ========================================================================== */
.ext-footer {
  background-color: var(--ext-dark);
  color: #94a3b8;
  padding: 64px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ext-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.ext-footer-brand-title {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 850;
  margin-bottom: 12px;
}

.ext-footer-brand-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 20px;
  color: #cbd5e1;
}

.ext-footer-col-title {
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

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

.ext-footer-link {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--ext-transition);
}

.ext-footer-link:hover {
  color: #38bdf8;
  padding-left: 3px;
}

.ext-footer-social {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.ext-social-icons {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ext-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--ext-radius-pill);
  transition: var(--ext-transition);
}

.ext-social-btn:hover {
  background-color: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.ext-footer-copy {
  font-size: 0.78rem;
  color: #64748b;
}

/* ==========================================================================
   12. BOTON FLOTANTE DE WHATSAPP (ESTILO INDUSTRIAL & ACCION RAPIDA)
   ========================================================================== */

.wa-floating-btn-wrap {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9980;
  display: flex;
  align-items: center;
  user-select: none;
}

.wa-floating-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #ffffff;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(18, 140, 126, 0.45), 0 4px 12px rgba(0, 0, 0, 0.35);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  animation: wa-pulse 2.8s infinite ease-out;
}

@keyframes wa-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.65), 0 10px 25px rgba(18, 140, 126, 0.45);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0), 0 10px 25px rgba(18, 140, 126, 0.45);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0), 0 10px 25px rgba(18, 140, 126, 0.45);
  }
}

.wa-floating-btn:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 16px 35px rgba(18, 140, 126, 0.6), 0 0 25px rgba(37, 211, 102, 0.5);
  color: #ffffff;
}

.wa-floating-btn:active {
  transform: translateY(-1px) scale(0.98);
}

.wa-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.wa-svg {
  width: 32px;
  height: 32px;
  fill: #ffffff;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.25));
  transition: transform 0.3s ease;
}

.wa-floating-btn:hover .wa-svg {
  transform: rotate(8deg) scale(1.06);
}

/* Tooltip informativo flotante */
.wa-tooltip {
  position: absolute;
  right: 74px;
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(10, 14, 22, 0.90);
  border: 1px solid rgba(37, 211, 102, 0.4);
  border-radius: 999px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 16px rgba(37, 211, 102, 0.2);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.wa-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 10px;
  height: 10px;
  background: rgba(10, 14, 22, 0.90);
  border-right: 1px solid rgba(37, 211, 102, 0.4);
  border-top: 1px solid rgba(37, 211, 102, 0.4);
}

.wa-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #25D366;
  box-shadow: 0 0 8px #25D366;
  animation: wa-dot-pulse 1.8s infinite ease-in-out;
}

@keyframes wa-dot-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.85); }
}

.wa-tooltip-text {
  font-family: var(--ext-font, 'Montserrat', sans-serif);
  font-size: 0.78rem;
  font-weight: 500;
  color: #e2eaf5;
  letter-spacing: 0.02em;
}

.wa-tooltip-text strong {
  color: #25D366;
  font-weight: 700;
}

/* Mostrar tooltip al pasar el cursor */
.wa-floating-btn-wrap:hover .wa-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Boton Scroll to Top coordinado */
.btn-scroll-top {
  position: fixed;
  bottom: 98px;
  right: 34px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 9975;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  outline: none;
}

.btn-scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.btn-scroll-top svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  transition: transform 0.2s ease;
}

.btn-scroll-top:hover {
  background: #0f172a;
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  color: #38bdf8;
}

.btn-scroll-top:hover svg {
  transform: translateY(-2px);
}

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

/* Adaptacion responsive en moviles y tablets */
@media (max-width: 768px) {
  .wa-floating-btn-wrap {
    bottom: 20px;
    right: 18px;
  }
  .wa-floating-btn {
    width: 54px;
    height: 54px;
  }
  .wa-svg {
    width: 29px;
    height: 29px;
  }
  .wa-tooltip {
    display: none;
  }
  .btn-scroll-top {
    bottom: 84px;
    right: 23px;
    width: 44px;
    height: 44px;
  }
  .btn-scroll-top svg {
    width: 18px;
    height: 18px;
  }
}

@media (max-width: 480px) {
  .wa-floating-btn-wrap {
    bottom: 16px;
    right: 14px;
  }
  .wa-floating-btn {
    width: 46px;
    height: 46px;
  }
  .wa-svg {
    width: 25px;
    height: 25px;
  }
  .btn-scroll-top {
    bottom: 70px;
    right: 17px;
    width: 40px;
    height: 40px;
  }
  .btn-scroll-top svg {
    width: 16px;
    height: 16px;
  }
}

/* ==========================================================================
   14. E-COMMERCE INDUSTRIAL B2B & SLIDE-OVER CART
   ========================================================================== */

/* Cart Button en Navbar */
.ext-cart-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--ext-bg-card);
  color: var(--ext-dark);
  border: 1px solid var(--ext-border);
  padding: 8px 14px;
  border-radius: var(--ext-radius-pill);
  font-family: var(--ext-font);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--ext-transition);
  position: relative;
  white-space: nowrap;
}

.ext-cart-nav-btn:hover {
  border-color: var(--ext-primary);
  color: var(--ext-primary);
  background-color: var(--ext-primary-light);
  transform: translateY(-1px);
}

.ext-cart-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--ext-radius-pill);
  background: var(--ext-primary);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1;
  transition: transform 0.2s ease;
}

.ext-cart-count.bump {
  animation: cartBump 0.3s ease;
}

@keyframes cartBump {
  0% { transform: scale(1); }
  50% { transform: scale(1.35); }
  100% { transform: scale(1); }
}

/* Controles de Tienda & Filtros */
.ext-ecom-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
  padding: 16px 20px;
  background-color: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-lg);
  box-shadow: var(--ext-shadow-sm);
}

.ext-search-wrap {
  position: relative;
  flex: 1;
  min-width: 240px;
  max-width: 400px;
}

.ext-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ext-muted);
  pointer-events: none;
}

.ext-search-box {
  width: 100%;
  padding: 10px 14px 10px 38px;
  border-radius: var(--ext-radius-pill);
  border: 1px solid var(--ext-border);
  background-color: var(--ext-bg-alt);
  font-family: var(--ext-font);
  font-size: 0.85rem;
  color: var(--ext-dark);
  transition: var(--ext-transition);
}

.ext-search-box:focus {
  outline: none;
  border-color: var(--ext-primary);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px var(--ext-primary-glow);
}

.ext-currency-toggle {
  display: inline-flex;
  background-color: var(--ext-bg-subtle);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-pill);
  padding: 3px;
  gap: 2px;
}

.ext-curr-btn {
  background: transparent;
  border: none;
  font-family: var(--ext-font);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--ext-radius-pill);
  color: var(--ext-slate);
  cursor: pointer;
  transition: var(--ext-transition);
}

.ext-curr-btn.active {
  background-color: #ffffff;
  color: var(--ext-primary);
  box-shadow: var(--ext-shadow-sm);
}

/* Grid de Productos E-Commerce */
.ext-ecom-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(285px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.ext-prod-card {
  background: var(--ext-bg-card);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-md);
  overflow: hidden;
  transition: var(--ext-transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.ext-prod-card:hover {
  transform: translateY(-4px);
  border-color: var(--ext-border-hover);
  box-shadow: var(--ext-shadow-md);
}

.ext-prod-media {
  position: relative;
  height: 190px;
  background-color: #0f172a;
  overflow: hidden;
}

.ext-prod-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.ext-prod-card:hover .ext-prod-img {
  transform: scale(1.05);
}

.ext-prod-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--ext-radius-pill);
  letter-spacing: 0.04em;
}

.ext-prod-badge.ext-badge-store {
  background: #059669;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.35);
}

.ext-prod-badge.ext-badge-custom {
  background: #0284c7;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.35);
}

.ext-prod-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.ext-prod-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--ext-dark);
  margin-bottom: 6px;
  line-height: 1.3;
}

.ext-prod-desc {
  font-size: 0.82rem;
  color: var(--ext-muted);
  line-height: 1.45;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Selector de Materiales (Radio Pills) */
.ext-mats-wrap {
  margin-bottom: 14px;
}

.ext-mats-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ext-slate);
  margin-bottom: 6px;
}

.ext-mats-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ext-mat-pill {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--ext-radius-sm);
  background-color: var(--ext-bg-subtle);
  border: 1px solid var(--ext-border);
  color: var(--ext-slate);
  cursor: pointer;
  transition: var(--ext-transition);
}

.ext-mat-pill:hover {
  border-color: var(--ext-primary);
  color: var(--ext-primary);
}

.ext-mat-pill.active {
  background: var(--ext-primary-light);
  border-color: var(--ext-primary);
  color: var(--ext-primary-dark);
  font-weight: 800;
}

/* Selector de Color (Swatches) */
.ext-color-wrap {
  margin-bottom: 14px;
}

.ext-color-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.ext-color-val {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--ext-primary);
  background: var(--ext-primary-light);
  padding: 1px 7px;
  border-radius: var(--ext-radius-pill);
}

.ext-color-swatches {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
}

.ext-color-swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  outline: none;
  padding: 0;
  position: relative;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.ext-color-swatch:hover {
  transform: scale(1.18);
}

.ext-color-swatch.active {
  transform: scale(1.22);
  border-color: #ffffff;
  box-shadow: 0 0 0 2px var(--ext-primary), 0 2px 6px rgba(0, 0, 0, 0.3);
}

/* Precio y Unidad */
.ext-prod-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-top: 1px solid var(--ext-border);
  border-bottom: 1px solid var(--ext-border);
  margin-bottom: 14px;
}

.ext-prod-price {
  font-size: 1.18rem;
  font-weight: 900;
  color: var(--ext-dark);
}

.ext-prod-unit {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--ext-muted);
}

.ext-prod-price-custom {
  font-size: 0.98rem;
  font-weight: 800;
  color: #0284c7;
  letter-spacing: -0.01em;
}

/* Controles de Cantidad y Acciones */
.ext-prod-action-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}

.ext-qty-ctrl {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-sm);
  background-color: var(--ext-bg-alt);
  overflow: hidden;
  height: 36px;
}

.ext-qty-btn {
  background: transparent;
  border: none;
  width: 28px;
  height: 100%;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ext-dark);
  cursor: pointer;
  transition: background-color 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ext-qty-btn:hover {
  background-color: var(--ext-bg-subtle);
  color: var(--ext-primary);
}

.ext-qty-input {
  width: 38px;
  height: 100%;
  border: none;
  background: transparent;
  text-align: center;
  font-family: var(--ext-font);
  font-size: 0.82rem;
  font-weight: 750;
  color: var(--ext-dark);
  -moz-appearance: textfield;
}

.ext-qty-input::-webkit-outer-spin-button,
.ext-qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.ext-btn-add {
  flex: 1;
  height: 36px;
  padding: 0 10px;
  background: var(--ext-dark);
  color: #ffffff;
  border: none;
  border-radius: var(--ext-radius-sm);
  font-family: var(--ext-font);
  font-size: 0.78rem;
  font-weight: 750;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: var(--ext-transition);
}

.ext-btn-add:hover {
  background: var(--ext-primary);
  transform: translateY(-1px);
}

.ext-btn-quote-custom {
  flex: 1;
  height: 36px;
  padding: 0 10px;
  background: #0284c7;
  color: #ffffff;
  border: none;
  border-radius: var(--ext-radius-sm);
  font-family: var(--ext-font);
  font-size: 0.78rem;
  font-weight: 750;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: var(--ext-transition);
}

.ext-btn-quote-custom:hover {
  background: #0369a1;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.ext-btn-info {
  height: 36px;
  width: 36px;
  background: transparent;
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-sm);
  color: var(--ext-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--ext-transition);
}

.ext-btn-info:hover {
  border-color: var(--ext-primary);
  color: var(--ext-primary);
  background-color: var(--ext-primary-light);
}

/* ==========================================================================
   15. SLIDE-OVER CART DRAWER
   ========================================================================== */
.ext-drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.ext-drawer-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.ext-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 440px;
  max-width: 100%;
  height: 100%;
  background-color: #ffffff;
  box-shadow: -8px 0 32px rgba(15, 23, 42, 0.18);
  z-index: 2001;
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.ext-drawer.open {
  transform: translateX(0);
}

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

.ext-drawer-title {
  font-size: 1.15rem;
  font-weight: 850;
  color: var(--ext-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ext-drawer-close {
  background: transparent;
  border: none;
  color: var(--ext-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--ext-transition);
}

.ext-drawer-close:hover {
  background-color: var(--ext-bg-subtle);
  color: var(--ext-dark);
}

.ext-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
}

.ext-cart-empty {
  text-align: center;
  padding: 48px 16px;
  color: var(--ext-muted);
}

.ext-cart-empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  opacity: 0.6;
}

.ext-cart-items-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ext-cart-item {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 12px;
  background-color: var(--ext-bg-alt);
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-sm);
  transition: var(--ext-transition);
}

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

.ext-cart-item-img {
  width: 56px;
  height: 56px;
  border-radius: var(--ext-radius-sm);
  object-fit: cover;
  background-color: #0f172a;
}

.ext-cart-item-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.ext-cart-item-name {
  font-size: 0.86rem;
  font-weight: 750;
  color: var(--ext-dark);
  line-height: 1.25;
}

.ext-cart-item-mat {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ext-primary-dark);
  background-color: var(--ext-primary-light);
  display: inline-block;
  padding: 1px 6px;
  border-radius: var(--ext-radius-pill);
  width: fit-content;
}

.ext-cart-item-unitprice {
  font-size: 0.74rem;
  color: var(--ext-muted);
}

.ext-cart-item-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.ext-cart-item-price {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--ext-dark);
}

.ext-cart-item-del {
  background: transparent;
  border: none;
  color: #ef4444;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 4px;
  opacity: 0.75;
  transition: opacity 0.15s ease;
}

.ext-cart-item-del:hover {
  opacity: 1;
}

.ext-drawer-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--ext-border);
  background-color: var(--ext-bg-card);
}

.ext-drawer-subtotal-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}

.ext-subtotal-k {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ext-slate);
}

.ext-subtotal-v {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--ext-dark);
}

.ext-cart-notes {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--ext-border);
  border-radius: var(--ext-radius-sm);
  background-color: var(--ext-bg-alt);
  font-family: var(--ext-font);
  font-size: 0.8rem;
  resize: vertical;
  min-height: 54px;
  margin-bottom: 14px;
}

.ext-cart-notes:focus {
  outline: none;
  border-color: var(--ext-primary);
  background-color: #ffffff;
}

.ext-drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ext-checkout-wa-btn {
  background: #25d366;
  color: #ffffff;
  border: none;
  border-radius: var(--ext-radius-md);
  padding: 13px 18px;
  font-family: var(--ext-font);
  font-size: 0.92rem;
  font-weight: 750;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
  transition: var(--ext-transition);
}

.ext-checkout-wa-btn:hover {
  background: #1ebc59;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.45);
}

.ext-clear-cart-btn {
  background: transparent;
  border: none;
  font-family: var(--ext-font);
  font-size: 0.76rem;
  color: var(--ext-muted);
  cursor: pointer;
  text-align: center;
  transition: color 0.15s ease;
  margin-top: 4px;
}

.ext-clear-cart-btn:hover {
  color: #ef4444;
}

/* Modal de Ficha Tecnica */
.ext-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(4px);
  z-index: 2100;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.ext-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.ext-modal-dialog {
  background-color: #ffffff;
  border-radius: var(--ext-radius-lg);
  max-width: 600px;
  width: 100%;
  box-shadow: var(--ext-shadow-lg);
  overflow: hidden;
  border: 1px solid var(--ext-border);
  transform: scale(0.95);
  transition: transform 0.25s ease;
}

.ext-modal-backdrop.active .ext-modal-dialog {
  transform: scale(1);
}

.ext-modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--ext-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ext-modal-title {
  font-size: 1.15rem;
  font-weight: 850;
  color: var(--ext-dark);
}

.ext-modal-body {
  padding: 24px;
  max-height: 70vh;
  overflow-y: auto;
}

/* Toast de Notificacion */
.ext-toast {
  position: fixed;
  bottom: 90px;
  right: 24px;
  background-color: var(--ext-dark);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--ext-radius-md);
  font-size: 0.84rem;
  font-weight: 600;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  z-index: 2500;
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

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

/* ==========================================================================
   16. RESPONSIVE MEDIA QUERIES (ACTUALIZADO)
   ========================================================================== */
@media (max-width: 1240px) {
  .ext-navbar .ext-container {
    padding: 0 16px;
  }
  .ext-nav-menu {
    gap: 10px;
  }
  .ext-nav-link {
    font-size: 0.79rem;
    padding: 6px 2px;
  }
  .ext-brand-title {
    font-size: 0.90rem;
  }
  .ext-brand {
    gap: 8px;
  }
  .ext-brand-tag {
    font-size: 0.58rem;
    padding: 2px 6px;
  }
  .ext-cart-nav-btn {
    padding: 6px 10px;
    font-size: 0.78rem;
    gap: 6px;
  }
  .ext-navbar .ext-btn {
    padding: 6px 12px;
    font-size: 0.78rem;
  }
}

@media (max-width: 1100px) {
  .ext-nav-menu {
    gap: 8px;
  }
  .ext-nav-link {
    font-size: 0.76rem;
  }
  .ext-cart-nav-btn span:first-of-type {
    display: none;
  }
  .ext-brand-tag {
    display: none;
  }
}

@media (max-width: 1024px) {
  .ext-hero-grid,
  .ext-tooling-box,
  .ext-calc-wrapper {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .ext-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .ext-hero-title {
    font-size: 2.1rem;
  }
  .ext-nav-menu {
    display: none;
  }
  .ext-hero-metrics {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .ext-footer-grid {
    grid-template-columns: 1fr;
  }
  .ext-footer-social {
    flex-direction: column;
    align-items: flex-start;
  }
  .ext-form-row {
    grid-template-columns: 1fr;
  }
  .ext-calc-wrapper {
    padding: 24px;
  }
  .ext-drawer {
    width: 100%;
  }
  .ext-ecom-controls {
    flex-direction: column;
    align-items: stretch;
  }
  .ext-search-wrap {
    max-width: 100%;
  }
}

/* ==========================================================================
   PROMO TRITURADORA DE PLASTICO & ECONOMIA CIRCULAR
   Estilo Tematico Film / Plastico Arrugado (Shrink Wrap Reciclado)
   ========================================================================== */
.ext-shredder-section {
  position: relative;
  background-color: #f0fdf4;
  background-image: 
    linear-gradient(180deg, rgba(255, 255, 255, 0.80) 0%, rgba(240, 253, 250, 0.68) 40%, rgba(248, 250, 252, 0.84) 100%),
    url('./RECICLAJE.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  border-top: 1px solid var(--ext-border);
  border-bottom: 1px solid var(--ext-border);
  overflow: hidden;
}

.ext-shredder-header {
  text-align: center;
  max-width: 880px;
  margin: 0 auto 48px auto;
  background-color: rgba(255, 255, 255, 0.82);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.68) 0%, rgba(240, 249, 255, 0.58) 50%, rgba(255, 255, 255, 0.72) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 38px 42px;
  border-radius: var(--ext-radius-lg);
  border: 1.5px solid rgba(255, 255, 255, 0.95);
  box-shadow: 
    0 12px 32px -4px rgba(15, 23, 42, 0.12),
    0 0 0 1px rgba(255, 255, 255, 0.7),
    inset 0 2px 4px rgba(255, 255, 255, 0.95),
    inset 0 -2px 6px rgba(15, 23, 42, 0.04);
}

.ext-shredder-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(236, 253, 245, 0.92);
  border: 1.5px solid #10b981;
  border-radius: var(--ext-radius-pill);
  color: #047857;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.4px;
  margin-bottom: 16px;
  box-shadow: 
    0 2px 8px rgba(16, 185, 129, 0.20),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
}

.ext-shredder-badge-icon {
  font-size: 1.05rem;
  line-height: 1;
}

.ext-shredder-title {
  font-size: 2.3rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.ext-shredder-title span {
  color: #0284c7;
}

.ext-shredder-subtitle {
  font-size: 1.02rem;
  color: #334155;
  line-height: 1.65;
}

.ext-shredder-subtitle strong {
  color: #0f172a;
}

.ext-shredder-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 40px;
  align-items: start;
}

.ext-shredder-visual-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ext-shredder-main-frame {
  position: relative;
  width: 100%;
  height: 420px;
  background-color: rgba(255, 255, 255, 0.85);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.72) 0%, rgba(245, 247, 250, 0.62) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1.5px solid rgba(255, 255, 255, 0.95);
  border-radius: var(--ext-radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 
    0 10px 28px -4px rgba(15, 23, 42, 0.12),
    inset 0 2px 4px rgba(255, 255, 255, 0.95),
    inset 0 -2px 6px rgba(15, 23, 42, 0.04);
}

.ext-shredder-tag-overlay {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 2;
}

.ext-shredder-main-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.ext-shredder-main-frame:hover .ext-shredder-main-img {
  transform: scale(1.02);
}

.ext-shredder-thumbs-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
}

.ext-shredder-thumb-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background-color: rgba(255, 255, 255, 0.85);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.70) 0%, rgba(245, 247, 250, 0.60) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  border-radius: 8px;
  padding: 6px;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: var(--ext-transition);
  box-shadow: 
    0 2px 8px rgba(15, 23, 42, 0.08),
    inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.ext-shredder-thumb-btn img {
  width: 100%;
  height: 52px;
  object-fit: cover;
  border-radius: 4px;
}

.ext-shredder-thumb-btn span {
  font-size: 0.68rem;
  font-weight: 700;
  color: #334155;
  text-align: center;
  line-height: 1.2;
}

.ext-shredder-thumb-btn:hover {
  border-color: #0284c7;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.20);
}

.ext-shredder-thumb-btn.active {
  border-color: #0284c7;
  background-color: rgba(224, 242, 254, 0.90);
  box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.30), inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.ext-shredder-thumb-btn.active span {
  color: #0369a1;
  font-weight: 800;
}

.ext-shredder-quote-box {
  background-color: rgba(240, 253, 250, 0.82);
  background-image: 
    linear-gradient(135deg, rgba(240, 253, 250, 0.75) 0%, rgba(209, 250, 229, 0.60) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  border-left: 6px solid #10b981;
  border-radius: var(--ext-radius-md);
  padding: 20px 22px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 
    0 8px 24px rgba(15, 23, 42, 0.08),
    inset 0 1px 3px rgba(255, 255, 255, 0.95);
}

.ext-shredder-quote-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.ext-shredder-quote-title {
  font-size: 0.96rem;
  font-weight: 800;
  color: #065f46;
  margin-bottom: 6px;
}

.ext-shredder-quote-text {
  font-size: 0.85rem;
  color: #1e293b;
  line-height: 1.55;
}

.ext-shredder-quote-text strong {
  color: #0f172a;
}

.ext-shredder-specs-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.ext-shredder-feature-card {
  background-color: rgba(255, 255, 255, 0.85);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.70) 0%, rgba(240, 249, 255, 0.60) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1.5px solid rgba(255, 255, 255, 0.95);
  border-radius: var(--ext-radius-md);
  padding: 20px 22px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 
    0 8px 24px -2px rgba(15, 23, 42, 0.10),
    0 0 0 1px rgba(255, 255, 255, 0.6),
    inset 0 2px 4px rgba(255, 255, 255, 0.95),
    inset 0 -2px 6px rgba(15, 23, 42, 0.03);
}

.ext-shredder-card-header {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.ext-shredder-step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 100%);
  color: #ffffff;
  font-size: 0.84rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 
    0 3px 8px rgba(2, 132, 199, 0.35),
    inset 0 1px 2px rgba(255, 255, 255, 0.6);
}

.ext-shredder-card-title {
  font-size: 0.98rem;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 2px;
}

.ext-shredder-card-subtitle {
  font-size: 0.78rem;
  color: #64748b;
}

.ext-shredder-options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ext-shredder-opt-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background-color: rgba(255, 255, 255, 0.78);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.75) 0%, rgba(241, 245, 249, 0.65) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 8px;
  padding: 12px;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04), inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.ext-shredder-opt-icon {
  font-size: 1.25rem;
  line-height: 1;
  color: #0284c7;
}

.ext-shredder-opt-info strong {
  display: block;
  font-size: 0.84rem;
  color: #0f172a;
  margin-bottom: 4px;
}

.ext-shredder-opt-info span {
  display: block;
  font-size: 0.78rem;
  color: #334155;
  line-height: 1.45;
}

.ext-shredder-steels-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.ext-shredder-steel-box {
  background-color: rgba(255, 255, 255, 0.78);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.75) 0%, rgba(241, 245, 249, 0.65) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04), inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.ext-shredder-steel-box.highlight {
  background-color: rgba(236, 253, 245, 0.85);
  background-image: 
    linear-gradient(135deg, rgba(240, 253, 250, 0.75) 0%, rgba(209, 250, 229, 0.65) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1.5px solid #10b981;
  box-shadow: 
    0 0 0 1px rgba(16, 185, 129, 0.25),
    inset 0 1px 2px rgba(255, 255, 255, 0.9);
}

.ext-steel-tag {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #64748b;
  letter-spacing: 0.4px;
  margin-bottom: 4px;
}

.ext-steel-tag.premium {
  color: #047857;
}

.ext-steel-name {
  font-size: 0.88rem;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 6px;
}

.ext-steel-desc {
  font-size: 0.76rem;
  color: #334155;
  line-height: 1.45;
}

.ext-shredder-perks-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ext-shredder-perks-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.ext-perk-bullet {
  color: #10b981;
  font-weight: 800;
  font-size: 0.95rem;
  line-height: 1.3;
}

.ext-shredder-perks-list strong {
  display: block;
  font-size: 0.82rem;
  color: #0f172a;
  margin-bottom: 2px;
}

.ext-shredder-perks-list span {
  font-size: 0.77rem;
  color: #334155;
  line-height: 1.4;
}

/* Bloque Desplegable de Informacion Tecnica */
.ext-shredder-collapsible-card {
  padding: 18px 22px;
  transition: all 0.3s ease;
}

.ext-shredder-accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}

.ext-shredder-accordion-heading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ext-shredder-accordion-heading .ext-shredder-card-title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.01em;
}

.ext-shredder-collapse-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid rgba(2, 132, 199, 0.28);
  border-radius: 50%;
  color: #0284c7;
  transition: all 0.22s ease;
  flex-shrink: 0;
}

.ext-shredder-accordion-trigger:hover .ext-shredder-collapse-btn {
  background: #0284c7;
  color: #ffffff;
  border-color: #0284c7;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.28);
  transform: scale(1.05);
}

.ext-shredder-collapse-chevron {
  width: 16px;
  height: 16px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.ext-shredder-accordion-trigger:hover .ext-shredder-collapse-chevron path {
  stroke: #ffffff;
}

.ext-shredder-collapsible-card.open .ext-shredder-collapse-chevron {
  transform: rotate(180deg);
}

.ext-shredder-collapse-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.ext-shredder-collapsible-card.open .ext-shredder-collapse-panel {
  max-height: 900px;
  opacity: 1;
  margin-top: 14px;
}

/* Tabla de Ficha Tecnica en Seccion Trituradora */
.ext-shredder-table-wrap {
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid rgba(226, 232, 240, 0.95);
  background-color: rgba(255, 255, 255, 0.95);
  background-image: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 250, 252, 0.88) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04), inset 0 1px 2px rgba(255, 255, 255, 0.9);
  margin-top: 6px;
}

.ext-shredder-specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  text-align: left;
}

.ext-shredder-specs-table thead th {
  background: rgba(241, 245, 249, 0.92);
  color: #0f172a;
  font-weight: 800;
  padding: 10px 14px;
  border-bottom: 1.5px solid #cbd5e1;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.ext-shredder-specs-table tbody td {
  padding: 8px 14px;
  border-bottom: 1px solid #e2e8f0;
  color: #1e293b;
  line-height: 1.4;
}

.ext-shredder-specs-table tbody tr:last-child td {
  border-bottom: none;
}

.ext-shredder-specs-table tbody tr:hover {
  background-color: rgba(224, 242, 254, 0.45);
}

.ext-shredder-specs-table .ext-spec-k {
  font-weight: 700;
  color: #334155;
  width: 36%;
  white-space: nowrap;
}

.ext-shredder-specs-table .ext-spec-v {
  font-weight: 600;
  color: #0f172a;
}

.ext-shredder-specs-table .ext-spec-header-row td {
  background: rgba(240, 249, 255, 0.95);
  font-weight: 800;
  color: #0284c7;
  padding: 8px 14px;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.ext-shredder-specs-table .ext-spec-sub-k {
  padding-left: 22px;
  font-weight: 650;
  color: #475569;
}

.ext-shredder-actions-box {
  background-color: #0f172a;
  background-image: 
    linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.78) 100%),
    url('./textura-plastico-arrugado.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--ext-radius-md);
  padding: 22px;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 
    0 12px 30px rgba(15, 23, 42, 0.35),
    inset 0 1px 2px rgba(255, 255, 255, 0.25);
}

.ext-price-from-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: #94a3b8;
  letter-spacing: 0.5px;
  font-weight: 700;
}

.ext-price-from-val {
  font-size: 1.65rem;
  font-weight: 800;
  color: #38bdf8;
  line-height: 1.1;
}

.ext-price-from-note {
  font-size: 0.78rem;
  color: #cbd5e1;
}

.ext-shredder-cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.ext-shredder-actions-box .ext-btn-outline {
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.ext-shredder-actions-box .ext-btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}

.ext-btn-shredder {
  background: #10b981;
  border-color: #10b981;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.ext-btn-shredder:hover {
  background: #059669;
  border-color: #059669;
}

@media (max-width: 1024px) {
  .ext-shredder-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .ext-shredder-main-frame {
    height: 360px;
  }
}

@media (max-width: 768px) {
  .ext-shredder-header {
    padding: 24px 18px;
    margin-bottom: 32px;
  }
  .ext-shredder-title {
    font-size: 1.85rem;
  }
  .ext-shredder-main-frame {
    height: 280px;
  }
  .ext-shredder-steels-grid {
    grid-template-columns: 1fr;
  }
  .ext-shredder-cta-row {
    flex-direction: column;
  }
  .ext-shredder-cta-row .ext-btn {
    width: 100%;
    justify-content: center;
  }
  .ext-shredder-thumbs-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================================
   BOTONES MERCADO PAGO Y MODAL DE METODOS DE PAGO (HOSTINGER)
   ========================================================================== */

/* Boton de Pago Mercado Pago en Canasta */
.cart-btn-pay-mp {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  background: #009ee3;
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  border: none;
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 158, 227, 0.35);
  transition: all 0.25s ease;
  font-family: inherit;
}

.cart-btn-pay-mp:hover {
  background: #0082ba;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 158, 227, 0.45);
}

.cart-btn-pay-mp .mp-methods-hint {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.92;
  text-transform: uppercase;
}

/* Modal de Pasarela de Pagos */
.mpm-backdrop {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.mpm-backdrop.active {
  display: flex;
}

.mpm-overlay {
  position: absolute;
  inset: 0;
  background: rgba(6, 7, 10, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.mpm-card {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 580px;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  animation: mpmFadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: 'Montserrat', -apple-system, sans-serif;
  color: #0f172a;
}

@keyframes mpmFadeIn {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.mpm-header {
  background: #0f172a;
  color: #ffffff;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.mpm-header-title-box {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.mpm-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(0, 158, 227, 0.18);
  border: 1px solid rgba(0, 158, 227, 0.4);
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mpm-title {
  font-size: 1rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  letter-spacing: -0.01em;
}

.mpm-subtitle {
  font-size: 0.72rem;
  color: #94a3b8;
  margin: 2px 0 0 0;
}

.mpm-close-btn {
  background: transparent;
  border: none;
  color: #94a3b8;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
  transition: color 0.15s ease;
}

.mpm-close-btn:hover {
  color: #ffffff;
}

.mpm-body {
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

/* Resumen del Pedido */
.mpm-order-summary {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 0.85rem 1rem;
}

.mpm-summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 700;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed #cbd5e1;
}

.mpm-total-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: #0f172a;
}

.mpm-summary-items {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  max-height: 120px;
  overflow-y: auto;
}

.mpm-order-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.8rem;
}

.mpm-order-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.mpm-order-name {
  font-weight: 700;
  color: #1e293b;
}

.mpm-order-sub {
  font-size: 0.7rem;
  color: #64748b;
}

.mpm-order-qty {
  font-size: 0.75rem;
  color: #64748b;
  font-weight: 600;
}

.mpm-order-price {
  font-weight: 700;
  color: #0f172a;
}

/* Pestanas */
.mpm-tabs {
  display: flex;
  gap: 0.4rem;
  background: #f1f5f9;
  padding: 4px;
  border-radius: 8px;
}

.mpm-tab-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.6rem 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: #64748b;
  border-radius: 6px;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.mpm-tab-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.mpm-tab-content {
  display: none;
}

.mpm-tab-content.active {
  display: block;
}

/* Mercado Pago Tab */
.mpm-mp-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.mpm-mp-badge-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.mpm-badge-rec {
  background: #009ee3;
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.05em;
}

.mpm-badge-inst {
  font-size: 0.7rem;
  font-weight: 700;
  color: #059669;
}

.mpm-mp-desc {
  font-size: 0.82rem;
  color: #475569;
  line-height: 1.45;
  margin: 0;
}

.mpm-gateways-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.mpm-gw-pill {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  font-size: 0.74rem;
  color: #1e293b;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.mpm-btn-mercadopago {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #009ee3;
  color: #ffffff;
  padding: 0.95rem;
  border-radius: 10px;
  border: none;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 158, 227, 0.3);
}

.mpm-btn-mercadopago:hover {
  background: #0082ba;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 158, 227, 0.4);
}

.mpm-btn-mercadopago:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.mpm-footnote {
  font-size: 0.7rem;
  color: #64748b;
  text-align: center;
  margin: 0;
}

.mpm-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: mpmSpin 0.7s linear infinite;
}

@keyframes mpmSpin {
  to { transform: rotate(360deg); }
}

/* Banco Tab */
.mpm-bank-box {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.mpm-bank-notice {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  font-size: 0.75rem;
  color: #065f46;
}

.mpm-bank-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.8rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid #f1f5f9;
}

.mpm-bank-k {
  color: #64748b;
  font-weight: 600;
}

.mpm-bank-v {
  font-weight: 700;
  color: #0f172a;
}

.mpm-bank-v.mpm-highlight {
  font-family: monospace;
  font-size: 0.95rem;
  color: #0284c7;
}

.mpm-copy-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.mpm-copy-btn {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #334155;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mpm-copy-btn:hover {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
}

.mpm-copy-btn.copied {
  background: #10b981;
  color: #ffffff;
  border-color: #10b981;
}

.mpm-btn-whatsapp-proof {
  margin-top: 0.4rem;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #25D366;
  color: #ffffff;
  padding: 0.85rem;
  border-radius: 10px;
  border: none;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mpm-btn-whatsapp-proof:hover {
  background: #1eb857;
  transform: translateY(-1px);
}

/* WhatsApp Direct Tab */
.mpm-wa-box {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

.mpm-wa-desc {
  font-size: 0.85rem;
  color: #475569;
  line-height: 1.5;
  margin: 0;
}

.mpm-btn-wa-direct {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #25D366;
  color: #ffffff;
  padding: 0.95rem;
  border-radius: 10px;
  border: none;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mpm-btn-wa-direct:hover {
  background: #1eb857;
}

@media (max-width: 640px) {
  .mpm-card {
    max-height: 95vh;
    border-radius: 12px;
  }
  .mpm-gateways-grid {
    grid-template-columns: 1fr;
  }
  .mpm-tabs {
    flex-direction: column;
  }
  .mpm-tab-btn {
    padding: 0.5rem;
  }
}