/* ==========================================================================
   CONSTRUCCIÓN CASAS QUERÉTARO - HOJA DE ESTILOS CORPORATIVA 2026
   Dominio Oficial: www.construccioncasasqueretaro.top
   Especialistas en Edificación Residencial de Alta Calidad y Acabados de Lujo
   ========================================================================== */

/* 1. VARIABLES CROMÁTICAS Y TIPOGRÁFICAS */
:root {
  /* Paleta Arquitectónica y Constructiva */
  --color-primary: #0F1E36;          /* Azul Grafito / Pizarra Arquitectónica */
  --color-primary-light: #1A3154;    /* Azul Estructural Claro */
  --color-primary-dark: #091222;     /* Azul Medianoche Pizarra */
  --color-secondary: #C25E2E;        /* Terracota Cantera Queretana Noble */
  --color-secondary-hover: #A74E24;  /* Terracota Oscurecido */
  --color-accent: #F59E0B;           /* Ámbar Dorado / Luz de Atardecer */
  --color-accent-dark: #D97706;
  --color-gold-text: #713F12;        /* Bronce Dorado Oscuro para texto en fondo claro (Contraste 7.4:1 - WCAG AAA) */
  --color-gold-text-darkbg: #FBBF24; /* Dorado luminoso para fondo oscuro (Contraste 11.2:1 - WCAG AAA) */      /* Oro Arquitectónico */
  --color-whatsapp: #25D366;         /* Verde Oficial WhatsApp */
  --color-whatsapp-hover: #1EBE5D;   /* Verde Hover */

  /* Textos y Fondos */
  --color-text-main: #1E293B;        /* Carbón Profundo Neutro */
  --color-text-muted: #475569;       /* Gris Medio Slate */
  --color-text-light: #64748B;       /* Gris Suave */
  --color-bg-light: #F8FAFC;         /* Gris Arena Suave */
  --color-bg-white: #FFFFFF;         /* Blanco Puro */
  --color-bg-card: #FFFFFF;          /* Blanco Tarjeta */
  --color-border: #E2E8F0;           /* Borde Neutro Fino */
  --color-border-dark: #22344D;      /* Borde Fondos Oscuros */
  
  /* Retícula Obligatoria: Ancho Máximo Exacto de 1150px */
  --site-max-width: 1150px;

  /* Tipografías Oficiales */
  --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Sombras y Radios */
  --shadow-sm: 0 2px 5px rgba(15, 30, 54, 0.05);
  --shadow-md: 0 6px 16px rgba(15, 30, 54, 0.08);
  --shadow-lg: 0 12px 28px rgba(15, 30, 54, 0.12);
  --shadow-xl: 0 20px 40px rgba(15, 30, 54, 0.16);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 2. RESET Y ESTILOS GLOBALES */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  overflow-x: hidden;
}

/* REGLA GENERAL: ANCHO MÁXIMO EXACTO DE 1150px EN TODAS LAS SECCIONES */
.container {
  width: 100%;
  max-width: var(--site-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.25;
}

/* 3. BOTONES Y ACCIONES */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 28px;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-secondary);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(194, 94, 46, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(194, 94, 46, 0.45);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.45);
}

.btn-outline {
  background-color: transparent;
  color: #FFFFFF;
  border-color: #FFFFFF;
}

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

.btn-whatsapp-cta {
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp-cta:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
}

/* 4. HEADER Y NAVEGACIÓN */
.topbar {
  background-color: var(--color-primary-dark);
  color: #94A3B8;
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.topbar-info {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #FFFFFF;
}

.topbar-link:hover {
  color: var(--color-accent);
}

.topbar-link svg {
  width: 14px;
  height: 14px;
  fill: #FFFFFF !important;
}

.header {
  background-color: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(15, 30, 54, 0.06);
  padding: 10px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
}

/* LOGO: ICONO ARRIBA Y TEXTO EXACTO ABAJO, SIN SLOGAN */
.brand-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.brand-logo-img {
  height: 64px;
  width: auto;
  max-width: 280px;
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 6px 2px;
  position: relative;
}

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

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

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

.header-btn {
  padding: 10px 22px;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  background-color: var(--color-primary);
  margin: 5px 0;
  transition: var(--transition);
}

/* 5. HERO SLIDER (ALINEADO AL LADO IZQUIERDO) */
.hero-slider-section {
  position: relative;
  background-color: var(--color-primary-dark);
  overflow: hidden;
}

.hero-slider {
  position: relative;
  min-height: 520px;
  width: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s;
  display: flex !important;
  align-items: flex-start !important;
  justify-content: flex-start !important;
  background-size: cover;
  background-position: center;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(15, 30, 54, 0.95) 0%, rgba(15, 30, 54, 0.84) 50%, rgba(15, 30, 54, 0.5) 100%);
  z-index: 1;
}

/* HERO DEL LADO IZQUIERDO ESTRICTO: ESPACIO SUPERIOR FIJADO EN 60px */
.hero-content {
  position: relative;
  z-index: 3;
  max-width: 950px;
  padding: 60px 0 50px 0 !important;
  color: #FFFFFF;
  text-align: left;
  margin: 0;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(194, 94, 46, 0.25);
  border: 1px solid var(--color-secondary);
  color: var(--color-gold-text-darkbg);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 18px;
}

/* Título: EXACTAMENTE 2 RENGLONES EN CADA SLIDE, ALINEADO A LA IZQUIERDA */
.hero-title {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  color: #FFFFFF;
  margin-bottom: 18px;
  text-align: left;
  display: block;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* Párrafo: EXACTAMENTE 2 RENGLONES EN CADA SLIDE, ALINEADO A LA IZQUIERDA */
.hero-desc {
  font-family: var(--font-body);
  font-size: 1.15rem;
  line-height: 1.5;
  color: #CBD5E1;
  margin-bottom: 28px;
  text-align: left;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 3em; /* 2 líneas exactas */
}

/* UN SOLO BOTÓN DE LLAMADO A LA ACCIÓN */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 15px;
}

.slider-controls {
  position: absolute;
  bottom: 25px;
  right: calc((100% - var(--site-max-width)) / 2 + 20px);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 12px;
}

.slider-arrow {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.slider-arrow:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.slider-dots {
  display: flex;
  align-items: center;
  gap: 8px;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.35);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  width: 32px;
  border-radius: 6px;
  background-color: var(--color-accent);
}

/* 6. SECCIONES Y ENCABEZADOS */
.section {
  padding: 80px 0;
}

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

.section-bg-dark {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 50px auto;
}

.section-tag {
  display: inline-block;
  color: var(--color-secondary);
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 10px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.section-bg-dark .section-title {
  color: #FFFFFF;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.section-bg-dark .section-subtitle {
  color: #CBD5E1;
}

/* 7. NUESTROS SERVICIOS (CON PALABRAS COMPLETAS, SIN ...) */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.service-card:hover { border-color: var(--color-accent); }

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

.service-card-img-wrap {
  position: relative;
  height: 210px;
  overflow: hidden;
}

.service-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-card:hover .service-card-img {
  transform: scale(1.06);
}

.service-card-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.service-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

/* Título de Servicio: EXACTAMENTE 2 RENGLONES */
.service-title {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.7em; /* 2 líneas exactas */
  min-height: 2.7em;
}

/* Descripción de Servicio: EXACTAMENTE 3 RENGLONES, SIN TERMINACIONES TRUNCADAS CON ... */
.service-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 4.5em; /* 3 líneas exactas */
}

.service-card-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-card-link {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-card-link:hover {
  color: var(--color-primary);
  gap: 10px;
}

/* 8. CALCULADORA INTERACTIVA CON CHECKBOXES Y BOTÓN COMPACTOS */
.calc-section {
  background: linear-gradient(135deg, #0F1E36 0%, #162744 100%);
  color: #FFFFFF;
}

.calc-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  color: var(--color-text-main);
  box-shadow: var(--shadow-xl);
  padding: 32px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 35px;
  align-items: center;
}

.calc-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.calc-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-label {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
}

.calc-range {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #E2E8F0;
  outline: none;
  cursor: pointer;
  accent-color: var(--color-secondary);
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.calc-option-btn {
  background-color: var(--color-bg-light);
  border: 1.5px solid var(--color-border);
  padding: 10px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  font-family: var(--font-title);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: var(--transition);
}

.calc-option-btn.active,
.calc-option-btn:hover {
  background-color: rgba(194, 94, 46, 0.1);
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

/* CHECKBOXES COMPACTOS Y ELEGANTE */
.calc-checkboxes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.calc-check-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
}

.calc-check-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-secondary);
  cursor: pointer;
}

/* RESULTADO Y BOTÓN COMPACTO */
.calc-result-box {
  background: linear-gradient(145deg, #0F1E36 0%, #1A3154 100%);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  color: #FFFFFF;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.calc-result-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.calc-result-amount {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.calc-result-m2 {
  font-size: 0.85rem;
  color: #94A3B8;
  margin-bottom: 16px;
}

.calc-result-features {
  text-align: left;
  font-size: 0.84rem;
  color: #CBD5E1;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 14px;
}

.calc-result-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #E2E8F0;
  line-height: 1.4;
}

.calc-result-btn {
  padding: 10px 18px;
  font-size: 0.92rem;
  font-weight: 700;
  width: 100%;
}

.calc-pdf-btn {
  background: #1E293B;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 11px 18px;
  font-size: 0.92rem;
  font-weight: 700;
  width: 100%;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 12px;
  font-family: var(--font-title);
}

.calc-pdf-btn:hover {
  background: var(--color-primary-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* 9. QUIÉNES SOMOS */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-experience-badge {
  position: absolute;
  bottom: 25px;
  left: 25px;
  background: var(--color-primary);
  border: 2px solid var(--color-accent);
  color: #FFFFFF;
  padding: 16px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.about-experience-num {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.about-experience-text {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.about-text-content h2 {
  font-size: 2.25rem;
  margin-bottom: 20px;
}

.about-text-content p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about-features-list {
  margin: 24px 0 30px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.about-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
}

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

/* 10. ATENCIÓN PERSONALIZADA (ICONOS BLANCOS, SIN BOTÓN DE WHATSAPP INTERNO) */
.contact-section-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

.contact-info-panel {
  background: linear-gradient(145deg, #0F1E36 0%, #162744 100%);
  color: #FFFFFF;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.contact-info-panel h3 {
  color: #FFFFFF;
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.contact-info-panel p {
  color: #CBD5E1;
  font-size: 0.95rem;
  margin-bottom: 30px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.contact-channel-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

/* ICONOS EN COLOR BLANCO OBLIGATORIO */
.contact-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #FFFFFF;
}

.contact-icon-box svg {
  width: 22px;
  height: 22px;
  fill: #FFFFFF !important;
  color: #FFFFFF !important;
}

.contact-channel-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #94A3B8;
  margin-bottom: 3px;
}

.contact-channel-value {
  font-family: var(--font-title);
  font-size: 0.98rem;
  font-weight: 700;
  color: #FFFFFF;
}

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

/* FORMULARIO MÁS INFORMES */
.contact-form-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 40px;
}

.contact-form-title {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.contact-form-subtitle {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 25px;
}

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

.form-label {
  display: block;
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--color-secondary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 4px rgba(194, 94, 46, 0.12);
}

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

/* VALIDACIÓN ARITMÉTICA (SIN USAR LA PALABRA 'SPAM') */
.arithmetic-challenge-box {
  background-color: #FFFBEB;
  border: 1.5px dashed #FCD34D;
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 22px;
}

.arithmetic-title {
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 700;
  color: #92400E;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.arithmetic-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.arithmetic-equation {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  background-color: #FFFFFF;
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid #FCD34D;
  letter-spacing: 2px;
}

.form-feedback {
  margin-top: 15px;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  display: none;
}

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

.form-feedback.error {
  display: block;
  background-color: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

/* 11. NUESTROS LOGROS (CONTADORES ANIMADOS DESDE CERO) */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  text-align: center;
}

.stat-card {
  background-color: #FFFFFF;
  padding: 30px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.stat-card:hover { }

.stat-number {
  font-family: var(--font-title);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.stat-sub {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* 12. NUESTROS CLIENTES / TESTIMONIOS */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 30px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.testimonial-stars {
  color: var(--color-accent);
  margin-bottom: 15px;
  font-size: 1.1rem;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 22px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 6.4em; /* 4 líneas exactas */
}

.testimonial-author {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 15px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.testimonial-name {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 1.3em;
}

.testimonial-location {
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-weight: 600;
}

/* 13. BLOG DINÁMICO */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}

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

.blog-card:hover { border-color: var(--color-accent); }

.blog-card-media {
  height: 190px;
  position: relative;
  overflow: hidden;
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.blog-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: var(--color-secondary);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.blog-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-meta {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Título de Tarjeta Blog: EXACTAMENTE 2 RENGLONES */
.blog-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-primary);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.7em; /* 2 líneas exactas */
}

.blog-card-title a:hover {
  color: var(--color-secondary);
}

/* Párrafo de Tarjeta Blog: EXACTAMENTE 3 RENGLONES */
.blog-card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 4.5em; /* 3 líneas exactas */
}

.blog-card-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
}

.blog-card-cta {
  font-family: var(--font-title);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.blog-load-more-wrap {
  text-align: center;
  margin-top: 20px;
}

/* 14. FOOTER Y SUBFOOTER */
.footer {
  background-color: #091222;
  color: #CBD5E1;
  padding-top: 70px;
  border-top: 4px solid var(--color-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 1.1fr;
  gap: 40px;
  padding-bottom: 50px;
}

.footer-col-1 {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-logo-img {
  height: 60px;
  width: auto;
  max-width: 280px;
  display: block;
}

.footer-brand-desc {
  font-size: 0.95rem;
  color: #94A3B8;
  line-height: 1.6;
}

.footer-social-icons {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

.footer-social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  transition: var(--transition);
}

.footer-social-link:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  transform: translateY(-3px);
}

.footer-social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* COLUMNA 2: NAVEGACIÓN SIN ICONOS */
.footer-col-2 h4,
.footer-col-3 h4 {
  font-family: var(--font-title);
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col-2 h4::after,
.footer-col-3 h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-secondary);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav-link {
  color: #CBD5E1;
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-nav-link:hover {
  color: var(--color-accent);
  padding-left: 6px;
}

/* COLUMNA 3: DATOS DE CONTACTO */
.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  line-height: 1.5;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  fill: #FFFFFF !important;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-item a {
  color: #CBD5E1;
}

.footer-contact-item a:hover {
  color: var(--color-accent);
}

/* SUBFOOTER (CON AVISO DE PRIVACIDAD, SIN MAPA DE SITIO) */
.subfooter {
  background-color: #060C17;
  padding: 22px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: #94A3B8;
}

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

.subfooter-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.subfooter-links a:hover {
  color: var(--color-accent);
}

/* 15. BOTONES FLOTANTES */
.floating-whatsapp {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45);
  /* animation: none (sitio estatico) */
  transition: transform 0.3s ease;
}

.floating-whatsapp:hover { }

.floating-whatsapp svg {
  width: 34px;
  height: 34px;
  fill: #FFFFFF;
}

@keyframes pulseInfinite {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.floating-scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-primary);
  border: 2px solid var(--color-secondary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(15, 30, 54, 0.35);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.floating-scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.floating-scroll-top:hover {
  background-color: var(--color-secondary);
  transform: translateY(-4px);
}

.floating-scroll-top svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* 16. ANIMACIONES Y EFECTOS AL HACER SCROLL */
.reveal-fade {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-fade.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* 17. PÁGINAS INTERNAS Y ARTÍCULOS */
.page-hero-banner {
  background: linear-gradient(135deg, #0F1E36 0%, #1A3154 100%);
  color: #FFFFFF;
  padding: 60px 0;
  text-align: center;
  border-bottom: 4px solid var(--color-secondary);
}

.page-hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.page-hero-breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.9rem;
  color: #94A3B8;
}

.page-hero-breadcrumb a {
  color: var(--color-accent);
}

.article-detail-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  padding: 60px 0;
}

.article-content-body {
  font-size: 1.08rem;
  line-height: 1.8;
  color: #334155;
}

.article-content-body h2 {
  font-size: 1.8rem;
  margin: 35px 0 16px 0;
  color: var(--color-primary);
}

.article-content-body p {
  margin-bottom: 22px;
}

.article-content-body strong {
  color: var(--color-primary);
}

.article-cta-box {
  background: linear-gradient(145deg, #0F1E36 0%, #162744 100%);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 35px;
  margin: 45px 0;
  border-left: 5px solid var(--color-accent);
}

.article-cta-box h3 {
  color: #FFFFFF;
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.article-cta-box p {
  color: #CBD5E1;
  margin-bottom: 20px;
}

.article-cta-box strong,
.article-cta-box p strong {
  color: var(--color-accent) !important; /* Ámbar Dorado brillante */
  font-weight: 800;
}

.sidebar-card {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px;
  margin-bottom: 30px;
}

.sidebar-title {
  font-size: 1.2rem;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.sidebar-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background-color: var(--color-secondary);
}

/* 18. RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .services-grid,
  .testimonials-grid,
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .calc-card,
  .about-grid,
  .contact-section-grid,
  .article-detail-layout {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 768px) {
  .topbar {
    display: none;
  }

  .nav-menu {
    position: fixed;
    top: 74px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 74px);
    background-color: #FFFFFF;
    flex-direction: column;
    padding: 30px 20px;
    box-shadow: var(--shadow-xl);
    transition: left 0.3s ease;
    overflow-y: auto;
    align-items: flex-start;
  }

  .nav-menu.open {
    left: 0;
  }

  .nav-toggle {
    display: block;
  }

  .services-grid,
  .testimonials-grid,
  .blog-grid,
  .stats-grid,
  .footer-grid,
  .about-features-list,
  .calc-options-grid,
  .calc-checkboxes {
    grid-template-columns: 1fr;
  }

  .hero-content {
    padding: 40px 0 30px 0;
  }

  .hero-title {
    font-size: 1.9rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-slider {
    min-height: 520px;
  }

  .floating-whatsapp {
    bottom: 20px;
    left: 20px;
    width: 52px;
    height: 52px;
  }

  .floating-whatsapp svg {
    width: 28px;
    height: 28px;
  }

  .floating-scroll-top {
    bottom: 20px;
    right: 20px;
    width: 52px;
    height: 52px;
  }
}


/* --- REGLAS DE ACCESIBILIDAD Y AUDITORÍA 2026 --- */
.text-gold-light { color: var(--color-gold-text); font-weight: 700; }
.text-gold-darkbg { color: var(--color-gold-text-darkbg); font-weight: 700; }
.checkbox-group { margin: 16px 0; display: flex; align-items: flex-start; gap: 10px; }
.checkbox-group input[type="checkbox"] { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--color-primary); cursor: pointer; }
.checkbox-group label { font-size: 0.88rem; color: #334155; line-height: 1.4; cursor: pointer; }
.checkbox-group a { color: var(--color-gold-text); text-decoration: underline; font-weight: 600; }
.calc-disclaimer { margin-top: 14px; font-size: 0.82rem; color: #64748b; font-style: italic; line-height: 1.4; border-top: 1px solid #e2e8f0; padding-top: 10px; }
.faq-accordion { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.04); transition: all 0.2s ease; }
.faq-item[open] { border-color: #cbd5e1; box-shadow: 0 4px 14px rgba(0,0,0,0.08); }
.faq-question { font-size: 1.05rem; font-weight: 700; color: #0f172a; padding: 18px 22px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; list-style: none; user-select: none; }
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after { content: "+"; font-size: 1.4rem; color: var(--color-gold-text); font-weight: bold; transition: transform 0.2s; }
.faq-item[open] .faq-question::after { content: "−"; transform: rotate(180deg); }
.faq-answer { padding: 0 22px 20px 22px; font-size: 0.95rem; color: #334155; line-height: 1.65; border-top: 1px solid #f1f5f9; padding-top: 14px; }
.error-404-container { text-align: center; padding: 80px 20px; max-width: 800px; margin: 0 auto; }
.error-404-code { font-size: 6rem; font-weight: 900; color: #0f172a; line-height: 1; margin-bottom: 16px; }
.error-404-title { font-size: 1.8rem; font-weight: 800; color: var(--color-gold-text); margin-bottom: 16px; }
.error-404-text { font-size: 1.1rem; color: #475569; margin-bottom: 30px; line-height: 1.6; }


/* ==========================================================================
   SKILL: ANIMAR-INTERFAZ - MICRO-ANIMACIONES LIGERAS APROBADAS
   ========================================================================== */

/* 1. Hero: Fade suave entre imágenes, texto rotativo y botón magnético */
.hero-slide {
  transition: opacity 1.2s ease-in-out, visibility 1.2s !important;
}
.rotativo-etiqueta, .rotativo-titulo, .hero-tag, .hero-title {
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.btn-magnetico, .hero-actions .btn {
  transition: transform 0.15s ease, background-color 0.2s ease, box-shadow 0.2s ease !important;
  will-change: transform;
}

/* 2. Fade-in al hacer scroll (.reveal y .reveal-fade) */
.reveal, .reveal-fade {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible, .reveal-fade.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* 3. Hover en tarjetas y botones (elevación + sombra con variables :root) */
.tarjeta, .service-card, .testimonial-card, .stat-card, .blog-card, .sidebar-card {
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease !important;
}
.tarjeta:hover, .service-card:hover, .testimonial-card:hover, .stat-card:hover, .blog-card:hover, .sidebar-card:hover {
  transform: translateY(-5px) !important;
  border-color: var(--color-secondary) !important;
  box-shadow: 0 12px 26px -10px rgba(15, 30, 54, 0.22) !important;
}
.btn {
  transition: background-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn:active {
  transform: translateY(0);
}

/* 4. Pulso en el botón flotante de WhatsApp */
.floating-whatsapp, .whatsapp-flotante {
  position: fixed;
}
.floating-whatsapp::before, .whatsapp-flotante::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--color-whatsapp);
  opacity: 0.55;
  z-index: -1;
  animation: pulsoWhatsapp 2.4s ease-out infinite;
}
@keyframes pulsoWhatsapp {
  0% { transform: scale(1); opacity: 0.55; }
  100% { transform: scale(1.85); opacity: 0; }
}

/* 5. Subrayado animado en los enlaces del menú */
.nav-menu .nav-link {
  position: relative;
}
.nav-menu .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  height: 2px;
  width: 0;
  background: var(--color-secondary);
  transition: width 0.28s ease;
}
.nav-menu .nav-link:hover::after {
  width: 100%;
}

/* 6. Acordeón animado en Preguntas Frecuentes */
.faq-item {
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.faq-answer, .faq-respuesta {
  animation: faqFadeIn 0.35s ease;
}
@keyframes faqFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 7. Barra de progreso de fases */
.fases {
  position: relative;
  padding-left: 32px;
}
.fases .linea-base {
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--color-border);
}
.fases .linea-progreso {
  position: absolute;
  left: 9px;
  top: 6px;
  width: 2px;
  height: 0%;
  background: var(--color-accent);
  transition: height 0.9s ease;
}
.fase {
  position: relative;
}
.fase::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-bg-white);
  border: 2px solid var(--color-border);
  transition: border-color 0.4s ease, background-color 0.4s ease;
}
.fase.activa::before {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

/* 8. Barra CTA fija que aparece al hacer scroll */
.barra-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 990;
  background: var(--color-primary);
  color: #FFFFFF;
  border-top: 2px solid var(--color-accent);
  padding: 12px 20px;
  box-shadow: 0 -4px 20px rgba(15, 30, 54, 0.25);
  transform: translateY(100%);
  transition: transform 0.35s ease;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.barra-cta.visible {
  transform: translateY(0);
}
.barra-cta-texto {
  font-size: 0.95rem;
  font-weight: 600;
  color: #FFFFFF;
}
.barra-cta .btn {
  padding: 8px 20px;
  font-size: 0.9rem;
}

/* 9. Shimmer (esqueleto de carga) mientras cargan imágenes */
.img-wrap {
  position: relative;
  overflow: hidden;
}
.img-wrap.cargando::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(248,250,252,0.1) 25%, rgba(255,255,255,0.45) 50%, rgba(248,250,252,0.1) 75%);
  background-size: 200% 100%;
  animation: shimmerCarga 1.4s linear infinite;
  z-index: 2;
}
@keyframes shimmerCarga {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* 10. Confirmación animada al enviar el formulario de contacto */
.confirmacion-envio {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  display: none;
  margin-top: 15px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: #DCFCE7;
  border: 1px solid #16A34A;
  color: #15803D;
  font-weight: 700;
  align-items: center;
  gap: 10px;
}
.confirmacion-envio.visible {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

/* Accesibilidad: desactivar animaciones si el visitante prefiere reducir movimiento */
@media (prefers-reduced-motion: reduce) {
  .hero-slide,
  .rotativo-etiqueta, .rotativo-titulo, .hero-tag, .hero-title,
  .btn-magnetico, .hero-actions .btn,
  .reveal, .reveal-fade,
  .tarjeta, .service-card, .testimonial-card, .stat-card, .blog-card, .sidebar-card,
  .btn, .nav-menu .nav-link::after,
  .faq-item, .faq-answer, .faq-respuesta,
  .fases .linea-progreso, .fase::before,
  .barra-cta, .confirmacion-envio {
    transition: none !important;
    animation: none !important;
    transform: none !important;
  }
  .reveal, .reveal-fade {
    opacity: 1 !important;
  }
  .floating-whatsapp::before, .whatsapp-flotante::before,
  .img-wrap.cargando::before {
    animation: none !important;
    display: none !important;
  }
}