/**
 * MEGAPARTES · Hoja de Estilos Modelo 4 (Simple e Informativo · Estilo Stripe)
 * Paleta corporativa:
 * - Primario: #2D6291 (Azul marca Megapartes)
 * - Primario oscuro: #14324D (Azul navy corporativo)
 * - Acento técnico: #0284C7 / #0EA5E9 (Cyan de precisión)
 * - Fondo claro: #F8FAFC / #FFFFFF
 * - Superficies y bordes: #F1F5F9 / #E2E8F0
 * - Textos: #0F172A (Titulares) / #334155 / #64748B (Secundarios)
 */

/* ==========================================================================
   1. FUENTES LOCALES WOFF2
   ========================================================================== */
@font-face {
  font-family: 'Inter';
  src: url('fonts/inter-400-normal.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Inter';
  src: url('fonts/inter-500-normal.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Inter';
  src: url('fonts/inter-600-normal.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Inter Tight';
  src: url('fonts/inter-tight-700-normal.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Inter Tight';
  src: url('fonts/inter-tight-800-normal.woff2') format('woff2');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

/* ==========================================================================
   2. VARIABLES Y RESET GENERAL
   ========================================================================== */
:root {
  --color-brand: #2D6291;
  --color-brand-dark: #14324D;
  --color-brand-light: #EBF4FC;
  --color-cyan: #0284C7;
  --color-cyan-glow: rgba(2, 132, 199, 0.25);
  --color-text-dark: #0F172A;
  --color-text-body: #334155;
  --color-text-muted: #64748B;
  --color-text-light: #F8FAFC;
  --color-bg-base: #FFFFFF;
  --color-bg-subtle: #F8FAFC;
  --color-bg-alt: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter Tight', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(20, 50, 77, 0.10), 0 8px 10px -6px rgba(20, 50, 77, 0.06);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --container-max: 1200px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-body);
  background-color: var(--color-bg-base);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

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

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

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

ul, ol {
  list-style: none;
}

/* ==========================================================================
   3. TRANSICIONES ENTRE DOCUMENTOS (VIEW TRANSITIONS & FALLBACK HOJA DE PAPEL)
   ========================================================================== */
@view-transition {
  navigation: auto;
}

::view-transition-old(root) {
  animation: 0.35s cubic-bezier(0.4, 0, 0.2, 1) both sheetEjectOut;
}

::view-transition-new(root) {
  animation: 0.38s cubic-bezier(0, 0, 0.2, 1) both sheetEnterIn;
}

@keyframes sheetEjectOut {
  from {
    transform: translateY(0);
    opacity: 1;
  }
  to {
    transform: translateY(-80px);
    opacity: 0;
  }
}

@keyframes sheetEnterIn {
  from {
    transform: translateY(80px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Respaldo de cortina de hoja de papel (Sheet Ejection Curtain) */
.sheet-transition-curtain {
  position: fixed;
  inset: 0;
  z-index: 99999;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transform: translateY(100%);
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  box-shadow: 0 -20px 40px rgba(20, 50, 77, 0.15);
  transition: transform 0.38s cubic-bezier(0.16, 1, 0.3, 1);
}

.sheet-transition-curtain.is-active {
  pointer-events: auto;
  transform: translateY(0%);
}

.sheet-transition-curtain.is-exiting {
  transform: translateY(-100%);
}

.sheet-transition-content {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--color-brand-dark);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.sheet-paper-icon {
  width: 32px;
  height: 32px;
  color: var(--color-brand);
  animation: paperPulse 1s infinite alternate ease-in-out;
}

@keyframes paperPulse {
  0% { transform: translateY(0); }
  100% { transform: translateY(-4px); }
}

/* Header & Titular view-transition-names para continuidad */
.site-header {
  view-transition-name: site-header;
}

/* ==========================================================================
   4. BARRA DE DEMOSTRACIÓN Y MODELOS
   ========================================================================== */
.demo-bar {
  background-color: var(--color-brand-dark);
  color: #E2E8F0;
  font-size: 0.8125rem;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 100;
}

.demo-bar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.demo-bar-text {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.demo-bar-text a {
  color: #7DD3FC;
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 500;
}

.demo-bar-text a:hover {
  color: #FFFFFF;
}

.demo-bar-modelos {
  display: flex;
  align-items: center;
  gap: 6px;
}

.demo-bar-modelos__label {
  color: #94A3B8;
  margin-right: 2px;
}

.demo-bar-modelos__enlace {
  display: inline-block;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.08);
  color: #E2E8F0;
  font-size: 0.75rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.demo-bar-modelos__enlace:hover {
  background-color: rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
}

.demo-bar-modelos__enlace.actual,
.demo-bar-modelos__enlace[aria-current="page"] {
  background-color: var(--color-brand);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   5. ENCABEZADO Y NAVEGACIÓN
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.brand img {
  height: 34px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--color-text-body);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 6px 0;
  position: relative;
}

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

.nav-link:hover {
  color: var(--color-brand-dark);
}

.nav-link:hover::after,
.nav-link.actual::after,
.nav-link[aria-current="page"]::after {
  width: 100%;
}

.nav-link.actual,
.nav-link[aria-current="page"] {
  color: var(--color-brand-dark);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Botones estilo Stripe */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-brand);
  color: #FFFFFF;
  box-shadow: 0 1px 2px rgba(45, 98, 145, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background-color: #245078;
  box-shadow: 0 4px 12px rgba(45, 98, 145, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-brand-dark);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  width: 18px;
  height: 18px;
  stroke-width: 2;
}

/* Menú móvil */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  color: var(--color-text-dark);
}

.menu-toggle svg {
  width: 22px;
  height: 22px;
}

.mobile-menu-drawer {
  display: none;
  position: fixed;
  inset: 0;
  top: 98px;
  background-color: #FFFFFF;
  z-index: 85;
  padding: 24px;
  flex-direction: column;
  gap: 18px;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xl);
}

.mobile-menu-drawer.is-open {
  display: flex;
}

.mobile-menu-link {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-dark);
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

/* ==========================================================================
   6. HERO CON MALLA DE COLOR ANIMADA EN CANVAS
   ========================================================================== */
.hero-stripe {
  position: relative;
  background-color: var(--color-brand-dark);
  color: #FFFFFF;
  padding: 80px 24px 100px;
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.95;
  pointer-events: none;
  z-index: 1;
}

.hero-overlay-grid {
  position: absolute;
  inset: 0;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  pointer-events: none;
  z-index: 2;
}

.hero-container {
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #BAE6FD;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

.hero-tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #38BDF8;
  box-shadow: 0 0 10px #38BDF8;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
  color: #FFFFFF;
}

.hero-title span {
  background: linear-gradient(135deg, #7DD3FC 0%, #FFFFFF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.65;
  color: #CBD5E1;
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8125rem;
  color: #94A3B8;
  margin-top: 2px;
}

/* Hero Card flotante interactiva estilo Stripe */
.hero-visual-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
  transition: transform var(--transition-smooth);
}

.hero-visual-card:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) translateY(-4px);
}

.card-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.card-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #38BDF8;
  background-color: rgba(56, 189, 248, 0.12);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.card-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #38BDF8;
}

.card-content-preview {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.preview-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  transition: background-color var(--transition-fast);
}

.preview-row:hover {
  background-color: rgba(255, 255, 255, 0.10);
}

.preview-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.preview-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  background-color: var(--color-brand);
  color: #FFFFFF;
  padding: 4px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.preview-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: #FFFFFF;
}

.preview-tag {
  font-size: 0.75rem;
  color: #E2E8F0;
}

.preview-stock {
  font-size: 0.75rem;
  font-weight: 600;
  color: #4ADE80;
}

/* ==========================================================================
   7. BARRA DE MARCAS VERIFICADAS (STRIPE MARQUEE STRIP)
   ========================================================================== */
.brands-strip {
  background-color: var(--color-bg-base);
  border-bottom: 1px solid var(--color-border);
  padding: 20px 24px;
}

.brands-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.brands-label {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.brands-list {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.brand-chip {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #475569;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}

.brand-chip:hover {
  color: var(--color-brand);
}

/* ==========================================================================
   8. BUSCADOR VISUAL «ENCUENTRA TU REPUESTO» (JS SEARCH & FILTER)
   ========================================================================== */
.section-finder {
  padding: 80px 24px;
  background-color: var(--color-bg-subtle);
}

.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-brand);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text-dark);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Caja de búsqueda y controles */
.finder-controls {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  margin-bottom: 36px;
}

.search-input-wrapper {
  position: relative;
  margin-bottom: 20px;
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
}

.search-input {
  width: 100%;
  padding: 14px 16px 14px 48px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  color: var(--color-text-dark);
  background-color: var(--color-bg-subtle);
  outline: none;
  transition: all var(--transition-fast);
}

.search-input:focus {
  border-color: var(--color-brand);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(45, 98, 145, 0.15);
}

.filter-group-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  display: block;
}

.filter-pills-row {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  scrollbar-width: thin;
}

.filter-pills-row::-webkit-scrollbar {
  height: 4px;
}

.filter-pills-row::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.filter-pill {
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background-color: #FFFFFF;
  color: var(--color-text-body);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.filter-pill:hover {
  border-color: var(--color-brand);
  color: var(--color-brand-dark);
}

.filter-pill.is-active {
  background-color: var(--color-brand);
  border-color: var(--color-brand);
  color: #FFFFFF;
  font-weight: 600;
}

.finder-results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.finder-results-count strong {
  color: var(--color-text-dark);
}

/* Grid de repuestos (Stripe clean cards con tilt 3D) */
.parts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.part-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
  position: relative;
  will-change: transform;
}

.part-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: #CBD5E1;
}

.part-card-media {
  height: 190px;
  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  padding: 12px;
  overflow: hidden;
  position: relative;
}

.part-card-media img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: transform var(--transition-smooth);
}

.part-card:hover .part-card-media img {
  transform: scale(1.05);
}

.part-category-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background-color: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--color-border);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  color: var(--color-brand);
}

.part-brand-tag {
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 0.6875rem;
  font-weight: 700;
  background-color: var(--color-brand-dark);
  color: #FFFFFF;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.part-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.part-name {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: 1.35;
  margin-bottom: 8px;
}

.part-compat {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.45;
  margin-bottom: 16px;
}

.part-compat strong {
  color: var(--color-text-body);
}

.part-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

.btn-part-quote {
  flex: 1;
  font-size: 0.8125rem;
  padding: 8px 12px;
}

.btn-part-link {
  font-size: 0.8125rem;
  padding: 8px 12px;
}

/* Estado vacío del buscador */
.finder-empty-state {
  text-align: center;
  padding: 48px 24px;
  background-color: #FFFFFF;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  display: none;
}

.finder-empty-state.is-visible {
  display: block;
}

.empty-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  color: var(--color-text-muted);
}

/* ==========================================================================
   9. DIAGRAMA SVG INTERACTIVO «RECORRIDO DEL PAPEL EN LA IMPRESORA»
   ========================================================================== */
.section-diagram {
  padding: 80px 24px 100px;
  background-color: #FFFFFF;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.diagram-wrapper {
  background: linear-gradient(180deg, #F8FAFC 0%, #FFFFFF 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 36px;
  align-items: center;
}

.diagram-svg-container {
  position: relative;
  width: 100%;
  background-color: #0F172A;
  border-radius: var(--radius-md);
  padding: 24px;
  overflow: hidden;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.4);
}

.diagram-svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

/* Trayectoria del papel */
.paper-path-bg {
  stroke: rgba(255, 255, 255, 0.12);
  stroke-width: 6;
  fill: none;
  stroke-linecap: round;
}

.paper-path-active {
  stroke: url(#paperGrad);
  stroke-width: 6;
  fill: none;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.15s ease-out;
}

.paper-roller {
  fill: #1E293B;
  stroke: #475569;
  stroke-width: 2;
  transition: all var(--transition-fast);
}

.diagram-node {
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.diagram-node:hover,
.diagram-node.is-active {
  transform: scale(1.1);
}

.node-pulse {
  animation: svgPulse 2s infinite ease-out;
}

@keyframes svgPulse {
  0% { r: 12; opacity: 0.8; }
  100% { r: 24; opacity: 0; }
}

/* Panel interactivo de descripción del componente */
.diagram-info-panel {
  display: flex;
  flex-direction: column;
}

.info-panel-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-brand);
  background-color: var(--color-brand-light);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  align-self: flex-start;
}

.info-panel-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-dark);
  margin-bottom: 12px;
}

.info-panel-desc {
  font-size: 0.9375rem;
  color: var(--color-text-body);
  line-height: 1.6;
  margin-bottom: 20px;
}

.info-panel-metrics {
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.info-metric-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
}

.info-metric-label {
  color: var(--color-text-muted);
}

.info-metric-value {
  font-weight: 600;
  color: var(--color-text-dark);
}

.diagram-steps-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-nav-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: #FFFFFF;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.step-nav-btn:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-brand);
}

.step-nav-btn.is-active {
  background-color: var(--color-brand-light);
  border-color: var(--color-brand);
  color: var(--color-brand-dark);
  font-weight: 600;
}

.step-number {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: var(--color-brand);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   10. PILARES DE SERVICIO Y VALOR AGREGADO (STRIPE FEATURE GRID)
   ========================================================================== */
.section-features {
  padding: 80px 24px;
  background-color: var(--color-bg-subtle);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.feature-box {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.feature-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #CBD5E1;
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-brand-light);
  color: var(--color-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-icon-wrapper svg {
  width: 24px;
  height: 24px;
  stroke-width: 2;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Banner de marca institucional */
.section-banner-corp {
  padding: 0 24px 80px;
  background-color: var(--color-bg-subtle);
}

.banner-corp-box {
  max-width: var(--container-max);
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  background-color: #FFFFFF;
}

.banner-corp-box img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   11. TABLA DE DIAGNÓSTICO DE IMPRESORAS (PÁGINA PRODUCTOS)
   ========================================================================== */
.diagnostic-table-wrapper {
  margin-top: 48px;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.diagnostic-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.diagnostic-table th {
  background-color: var(--color-bg-alt);
  padding: 16px 20px;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-dark);
  border-bottom: 1px solid var(--color-border);
}

.diagnostic-table td {
  padding: 18px 20px;
  font-size: 0.875rem;
  color: var(--color-text-body);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.diagnostic-table tr:last-child td {
  border-bottom: none;
}

.diagnostic-table tr:hover td {
  background-color: var(--color-bg-subtle);
}

.symptom-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background-color: #FEF2F2;
  color: #DC2626;
  font-size: 0.8125rem;
  font-weight: 600;
}

.solution-part {
  font-weight: 600;
  color: var(--color-brand);
}

/* ==========================================================================
   12. PÁGINA CONTACTO & FORMULARIO VALIDADO
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 48px;
}

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

.contact-info-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.contact-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background-color: var(--color-brand-light);
  color: var(--color-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.contact-card-icon svg {
  width: 20px;
  height: 20px;
}

.contact-card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 8px;
}

.contact-card-text {
  font-size: 0.875rem;
  color: var(--color-text-body);
  line-height: 1.5;
}

.contact-card-text a {
  color: var(--color-brand);
  font-weight: 500;
}

.contact-card-text a:hover {
  text-decoration: underline;
}

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

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text-dark);
  outline: none;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(45, 98, 145, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-status {
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  margin-top: 14px;
  display: none;
}

.form-status.is-success {
  display: block;
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

/* ==========================================================================
   13. PIE DE PÁGINA Y SELECTOR DE MODELOS
   ========================================================================== */
.site-footer {
  background-color: var(--color-brand-dark);
  color: #E2E8F0;
  padding: 64px 24px 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: auto;
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand img {
  height: 32px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 0.875rem;
  color: #94A3B8;
  line-height: 1.6;
  max-width: 320px;
}

.footer-nav-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.footer-nav-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-links a {
  font-size: 0.875rem;
  color: #CBD5E1;
}

.footer-nav-links a:hover {
  color: #FFFFFF;
}

.footer-models-box {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 20px;
}

.footer-models-title {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #7DD3FC;
  margin-bottom: 12px;
}

.footer-models-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.footer-model-link {
  display: block;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.06);
  font-size: 0.8125rem;
  color: #E2E8F0;
  transition: all var(--transition-fast);
}

.footer-model-link:hover {
  background-color: rgba(255, 255, 255, 0.16);
  color: #FFFFFF;
}

.footer-model-link.actual,
.footer-model-link[aria-current="page"] {
  background-color: var(--color-brand);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.footer-bottom {
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  color: #94A3B8;
}

.footer-bottom a {
  color: #7DD3FC;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ==========================================================================
   14. BOTÓN FLOTANTE DE WHATSAPP (DATO REAL VERIFICADO 593999062013)
   ========================================================================== */
.wa-float-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 80;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.wa-float-btn:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.55);
}

.wa-float-btn svg {
  width: 28px;
  height: 28px;
}

/* ==========================================================================
   15. RESPONSIVE DESIGN (1440px, 1280px, 390px)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .diagram-wrapper {
    grid-template-columns: 1fr;
  }

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

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .footer-main-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links, .header-cta {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 14px;
  }

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

  .contact-card-grid {
    grid-template-columns: 1fr;
  }

  .demo-bar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .demo-bar-modelos {
    flex-wrap: wrap;
  }

  .footer-models-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-stripe {
    padding: 50px 16px 70px;
  }

  .section-finder, .section-diagram, .section-features {
    padding: 60px 16px;
  }

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

  .card-content-preview .preview-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

/* Respeto a accesibilidad y movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .sheet-transition-curtain {
    display: none !important;
  }
}