/* ==========================================================================
   ACÚSTICO - SISTEMA DE DISEÑO Y ESTILOS GLOBALES
   Diseño que se escucha
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Paleta de Colores */
  --color-primary: #111215;
  --color-primary-dark: #0a0b0d;
  --color-secondary: #e5a93c;
  --color-secondary-hover: #c98e27;
  --color-accent-dark: #1b1d22;
  --color-text-main: #1f2937;
  --color-text-muted: #6b7280;
  --color-text-light: #9ca3af;
  --color-text-white: #ffffff;
  --color-bg-light: #ffffff;
  --color-bg-soft: #f8f9fa;
  --color-bg-gray: #f1f3f5;
  --color-bg-dark: #0f1013;
  --color-bg-card-dark: #1a1c22;
  --color-border-light: #e5e7eb;
  --color-border-dark: #2d3139;
  --color-success: #10b981;
  --color-whatsapp: #25d366;

  /* Tipografía */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --shadow-card: 0 4px 15px rgba(0,0,0,0.05);

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Espaciados y Contenedores */
  --container-max: 1200px;
  --header-height: 80px;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 14px;
}

/* --------------------------------------------------------------------------
   RESET & BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   LAYOUT
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 90px 0;
}

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

.section-dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
}

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

/* Títulos y Acentos */
.section-title {
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-dark .section-title {
  color: var(--color-text-white);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0 auto 48px;
  line-height: 1.6;
}

.section-dark .section-subtitle {
  color: var(--color-text-light);
}

.title-accent-bar {
  width: 44px;
  height: 3px;
  background-color: var(--color-secondary);
  margin: 10px auto 20px;
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   HEADER & NAVBAR
   -------------------------------------------------------------------------- */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 24px 0;
  transition: background-color var(--transition-normal), padding var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.scrolled {
  position: fixed;
  background-color: rgba(15, 16, 19, 0.95);
  backdrop-filter: blur(12px);
  padding: 16px 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

.brand-logo {
  display: flex;
  flex-direction: column;
  color: var(--color-text-white);
}

.brand-logo .logo-text {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #ffffff;
}

.brand-logo .logo-tagline {
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #d1d5db;
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 28px;
}

.nav-link {
  color: #e5e7eb;
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #ffffff;
}

.nav-cta-btn {
  display: inline-block;
  padding: 8px 18px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.nav-cta-btn:hover {
  background-color: #ffffff;
  color: var(--color-primary-dark);
  border-color: #ffffff;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  cursor: pointer;
  z-index: 102;
}

.mobile-menu-btn span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: #ffffff;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.mobile-menu-btn.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.open span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background-color: var(--color-primary-dark);
  background-image: linear-gradient(to right, rgba(10, 11, 13, 0.88) 0%, rgba(10, 11, 13, 0.55) 60%, rgba(10, 11, 13, 0.4) 100%), url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  color: var(--color-text-white);
  padding: 140px 0 100px;
}

.hero-content {
  max-width: 620px;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  color: #e5e7eb;
  margin-bottom: 36px;
  line-height: 1.5;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 34px;
  border: 1.5px solid #ffffff;
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
}

.btn-hero:hover {
  background-color: #ffffff;
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.25);
}

/* --------------------------------------------------------------------------
   NUESTRA PROPUESTA
   -------------------------------------------------------------------------- */
.propuesta-section {
  padding: 85px 0;
  background-color: #ffffff;
  text-align: center;
}

.propuesta-text {
  font-size: 1.28rem;
  line-height: 1.8;
  color: #374151;
  max-width: 820px;
  margin: 0 auto;
}

.propuesta-text strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   SERVICIOS
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background-color: #ffffff;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-header {
  padding: 28px 24px 16px;
  text-align: center;
}

.service-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon svg {
  width: 38px;
  height: 38px;
}

.service-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.service-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 20px;
}

.service-img-wrapper {
  margin-top: auto;
  overflow: hidden;
  height: 200px;
}

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

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

/* --------------------------------------------------------------------------
   PRODUCTOS (GRID DE 8)
   -------------------------------------------------------------------------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.product-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-md);
  padding: 18px 16px 20px;
  text-align: center;
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.product-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background-color: var(--color-primary);
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
  z-index: 2;
}

.product-img-box {
  height: 165px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  overflow: hidden;
}

.product-img-box img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.product-card:hover .product-img-box img {
  transform: scale(1.08);
}

.product-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: auto;
  line-height: 1.35;
}

.products-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-primary-dark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 28px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
}

.btn-primary-dark:hover {
  background-color: #000000;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
  padding: 11px 26px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
}

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

/* --------------------------------------------------------------------------
   BANNER BIENESTAR
   -------------------------------------------------------------------------- */
.bienestar-banner {
  background-color: #edf1ed;
  overflow: hidden;
  padding: 0;
}

.bienestar-wrapper {
  display: flex;
  align-items: center;
}

.bienestar-text-col {
  flex: 1;
  padding: 60px 48px;
}

.bienestar-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.bienestar-img-col {
  flex: 1.6;
  height: 380px;
}

.bienestar-img-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   CONTACTO / FORMULARIO LEADS
   -------------------------------------------------------------------------- */
.contact-section {
  background-color: #0d0e11;
  background-image: radial-gradient(circle at center top, rgba(30, 33, 41, 0.6) 0%, rgba(13, 14, 17, 1) 80%);
  color: #ffffff;
  padding: 90px 0;
}

.contact-form-card {
  max-width: 680px;
  margin: 0 auto;
  background-color: rgba(22, 24, 30, 0.7);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  backdrop-filter: blur(8px);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

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

.form-control {
  width: 100%;
  background-color: rgba(15, 16, 20, 0.85);
  border: 1px solid #333742;
  color: #ffffff;
  padding: 13px 16px;
  border-radius: var(--border-radius-sm);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-control::placeholder {
  color: #8b92a0;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary);
  background-color: rgba(20, 22, 28, 0.95);
}

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

.btn-submit {
  width: 100%;
  padding: 14px 28px;
  background-color: #1a1c22;
  border: 1.5px solid #4a5060;
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

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

.form-feedback {
  margin-top: 18px;
  padding: 14px;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  display: none;
  text-align: center;
}

.form-feedback.success {
  display: block;
  background-color: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--color-success);
  color: #34d399;
}

.form-feedback.error {
  display: block;
  background-color: rgba(239, 68, 68, 0.15);
  border: 1px solid #ef4444;
  color: #f87171;
}

/* --------------------------------------------------------------------------
   FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: #08080a;
  color: #9ca3af;
  padding: 70px 0 30px;
  border-top: 1px solid #1f222a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

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

.footer-links a {
  font-size: 0.88rem;
  color: #9ca3af;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
  margin-bottom: 18px;
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-top: 14px;
}

.social-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #181a20;
  border: 1px solid #282b34;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid #181a22;
  font-size: 0.82rem;
  color: #6b7280;
}

/* --------------------------------------------------------------------------
   MODALES INTERACTIVOS (Cotización, Catálogo, Detalle de Producto)
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  padding: 20px;
}

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

.modal-container {
  background-color: #ffffff;
  color: var(--color-primary);
  width: 100%;
  max-width: 600px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  transform: translateY(20px) scale(0.96);
  transition: transform var(--transition-normal);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 24px 30px 16px;
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
}

.modal-close-btn {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  line-height: 1;
  padding: 4px;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--color-primary);
}

.modal-body {
  padding: 24px 30px 30px;
}

.modal-body label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.modal-body .form-control {
  background-color: #f8f9fa;
  border: 1px solid #d1d5db;
  color: var(--color-primary);
}

.modal-body .form-control:focus {
  border-color: var(--color-primary);
  background-color: #ffffff;
}

/* Modal Detalle Producto */
.product-modal-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
  align-items: center;
}

.product-modal-img {
  background-color: var(--color-bg-soft);
  border-radius: var(--border-radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-spec-list {
  list-style: none;
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
}

.product-spec-list li {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--color-border-light);
  padding-bottom: 4px;
}

.product-spec-list strong {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   BOTÓN FLOTANTE DE WHATSAPP
   -------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  background-color: var(--color-whatsapp);
  color: #ffffff;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  font-size: 1.8rem;
}

.whatsapp-float:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.6);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   ESTILOS ESPECÍFICOS PARA PÁGINAS INTERNAS
   -------------------------------------------------------------------------- */
.page-hero-inner {
  background-color: var(--color-bg-dark);
  color: #ffffff;
  padding: 150px 0 70px;
  text-align: center;
  background-image: linear-gradient(180deg, rgba(15,16,19,0.92) 0%, rgba(15,16,19,0.98) 100%), url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
}

.page-hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.page-hero-desc {
  font-size: 1.15rem;
  color: #9ca3af;
  max-width: 600px;
  margin: 0 auto;
}

/* Filtros para Proyectos y Productos */
.filter-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 600;
  background-color: #f1f3f5;
  color: var(--color-text-main);
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Grid de Proyectos */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.project-card {
  background-color: #ffffff;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.project-thumb {
  height: 230px;
  overflow: hidden;
  position: relative;
}

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

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

.project-info {
  padding: 24px;
}

.project-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-secondary);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  display: block;
}

.project-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.project-metrics {
  display: flex;
  gap: 16px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border-light);
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* FAQ Accordion */
.faq-accordion {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border-light);
}

.faq-question {
  width: 100%;
  padding: 20px 0;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding-bottom: 20px;
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN (BREAKPOINTS)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: flex; }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--color-bg-dark);
    flex-direction: column;
    justify-content: center;
    padding: 40px;
    gap: 24px;
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    transition: right var(--transition-normal);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-link { font-size: 1.15rem; }

  .hero-section { min-height: 75vh; padding: 120px 0 80px; }
  .hero-title { font-size: 2.2rem; }
  .hero-subtitle { font-size: 1.05rem; }

  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }

  .bienestar-wrapper { flex-direction: column; }
  .bienestar-text-col { padding: 40px 24px; }
  .bienestar-img-col { width: 100%; height: 260px; }
  .bienestar-title { font-size: 1.85rem; }

  .form-grid-2 { grid-template-columns: 1fr; gap: 0; }
  .contact-form-card { padding: 24px; }

  .product-modal-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.85rem; }
  .section-title { font-size: 1.65rem; }
  .products-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}