/* ========================================
   RESPONSIVE.CSS - Sistema de Breakpoints Estandarizado
   DSI Child Theme - Mobile-First Approach
   
   Breakpoints:
   sm  → 640px  (Móviles grandes / Phablets)
   md  → 768px  (Tablets)
   lg  → 1024px (Laptops / Pantallas pequeñas)
   xl  → 1280px (Desktop estándar)
   2xl → 1536px (Monitores grandes)
   ======================================== */

/* ========================================
   BASE — Mobile First (< 640px)
   Estilos por defecto para pantallas pequeñas
   ======================================== */

/* Tipografía mobile */
body {
  font-size: 0.9rem;
}

/* Header mobile */
.header-container {
  padding: 0 1rem;
  height: 60px;
  padding-bottom: 0.5rem;
}

.site-logo img {
  height: 32px;
}

/* Navegación: reglas de breakpoint en style.css (max-width: 1023px) */

/* Hero — compacto en mobile */
.hero-section {
  padding: 0.5rem 0.75rem;
}

.hero-section .container {
  padding: 2rem 1.5rem;
  min-height: 300px;
}

.hero-title {
  font-size: 1.5rem;
}

.hero-subtitle {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.hero-label {
  font-size: 0.6rem;
  margin-bottom: 1rem;
}

.hero-cta .btn {
  width: 100%;
  font-size: 0.85rem;
  padding: 0.6rem 1.2rem;
}

/* Grids — 1 columna en mobile */
.services-grid {
  grid-template-columns: 1fr;
}

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

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

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

/* Secciones — padding reducido */
.section {
  padding: 2rem 0;
}

/* Floating card — dentro del contenedor */
.floating-card {
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
}

/* Footer mobile */
.footer-flex {
  flex-direction: column;
  text-align: center;
}

.footer-content {
  grid-template-columns: 1fr;
  text-align: center;
}

/* Contact form — 1 columna */
.contact-form-side {
  padding: 2rem 1.5rem;
}

.contact-info-side {
  padding: 2rem 1.5rem;
}

/* Ocultar en mobile */
.hide-on-mobile {
  display: none !important;
}


/* ========================================
   sm — Phablets (≥ 640px)
   Paso intermedio: grids a 2 columnas,
   hero más espacioso, form row en 2 col
   ======================================== */
@media (min-width: 640px) {

  body {
    font-size: 0.95rem;
  }

  /* Header phablet */
  .header-container {
    padding: 0 1.5rem;
    height: 70px;
    padding-bottom: 0.75rem;
  }

  .site-logo img {
    height: 36px;
  }

  /* Hero phablet */
  .hero-section {
    padding: 0.5rem 1rem;
  }

  .hero-section .container {
    padding: 3rem 2rem;
    min-height: 350px;
  }

  .hero-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
  }

  .hero-subtitle {
    font-size: 0.95rem;
    margin-bottom: 1.75rem;
  }

  .hero-label {
    font-size: 0.65rem;
    margin-bottom: 1.25rem;
  }

  .hero-cta .btn {
    width: auto;
  }

  /* Grids — 2 columnas */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  /* Form row — 2 columnas */
  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  /* Footer — fila horizontal */
  .footer-flex {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  /* Secciones — padding intermedio */
  .section {
    padding: 3rem 0;
  }

  /* 404 links grid */
  .error-404-links-grid {
    grid-template-columns: repeat(4, 1fr);
    max-width: 520px;
  }

  /* Floating card — posición absoluta */
  .floating-card {
    bottom: -2rem;
    left: -1rem;
    right: auto;
  }
}


/* ========================================
   md — Tablets (≥ 768px)
   Hero tablet, tipografía media, navegación
   aún en hamburguesa
   ======================================== */
@media (min-width: 768px) {

  body {
    font-size: 1rem;
  }

  /* Header tablet */
  .header-container {
    padding: 0 2rem;
    height: 75px;
    padding-bottom: 0.75rem;
  }

  .site-logo img {
    height: 38px;
  }

  /* Hero tablet */
  .hero-section {
    padding: 0.5rem 1.5rem;
  }

  .hero-section .container {
    padding: 4rem 3rem;
    min-height: 450px;
  }

  .hero-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
  }

  .hero-subtitle {
    font-size: 1.05rem;
    margin-bottom: 2rem;
  }

  .hero-label {
    font-size: 0.65rem;
    margin-bottom: 1.5rem;
  }

  /* Features mantiene 2 col, con más espacio */
  .features-grid {
    gap: 2rem;
  }

  /* Clients grid — mayor gap */
  .clients-grid {
    gap: 2.5rem;
  }

  /* Secciones */
  .section {
    padding: 3.5rem 0;
  }

  /* Contact form side — más padding */
  .contact-form-side {
    padding: 2.5rem;
  }

  .contact-info-side {
    padding: 2.5rem;
  }
}


/* ========================================
   lg — Laptops / Pantallas pequeñas (≥ 1024px)
   Desktop: nav completa, grids a 3 col,
   about-grid 2 col, contact split
   ======================================== */
@media (min-width: 1024px) {

  /* Navegación desktop completa — revertir ocultación */
  .menu-toggle {
    display: none !important;
  }

  .main-navigation,
  nav.main-navigation,
  nav.main-navigation.hide-mobile,
  .header-container .main-navigation {
    display: block !important;
    position: static;
    max-width: none;
    width: auto;
    height: auto;
    padding: 0;
    box-shadow: none;
    background: transparent;
    flex-grow: 0;
  }

  .mobile-navigation-container {
    display: none !important;
  }

  .main-navigation ul {
    display: flex;
    gap: 0.75rem;
    margin-top: 0;
    align-items: center;
  }

  .main-navigation li {
    margin-bottom: 0;
  }

  .main-navigation a {
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    min-height: auto;
  }

  .main-navigation .btn-primary {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
  }

  .main-navigation a:not(.btn):hover {
    background: rgba(0, 102, 204, 0.05);
    border-radius: 0.5rem;
  }

  .menu-overlay {
    display: none;
  }

  /* Header desktop */
  .header-container {
    padding: 0 3rem;
    height: 80px;
    padding-bottom: 1rem;
  }

  .site-logo img {
    height: 40px;
  }

  /* Hero desktop */
  .hero-section {
    padding: 0.5rem 2rem;
  }

  .hero-section .container {
    padding: 5rem 4rem;
    min-height: 550px;
    max-width: 100%;
    margin: 0;
  }

  .hero-content {
    max-width: 700px;
  }

  .hero-title {
    font-size: clamp(2.25rem, 4vw, 3rem);
  }

  .hero-subtitle {
    font-size: 1.125rem;
    margin-bottom: 2rem;
  }

  .hero-label {
    font-size: 0.7rem;
    margin-bottom: 1.5rem;
  }

  /* About grid — 2 columnas */
  .about-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  /* Grids — 3 columnas */
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
  }

  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .insights-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Contact split — 2 columnas */
  .contact-card-wrapper {
    grid-template-columns: 1.5fr 1fr;
  }

  /* Contact form — más padding */
  .contact-form-side {
    padding: 3rem;
  }

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

  /* Footer — 3 columnas */
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Secciones — padding amplio */
  .section {
    padding: var(--spacing-2xl) 0;
  }

  /* Floating card — posición original */
  .floating-card {
    bottom: -2rem;
    left: -2rem;
    right: auto;
  }

  /* Animaciones más elaboradas */
  .service-card:hover {
    transform: translateY(-10px);
  }
}


/* ========================================
   xl — Desktop estándar (≥ 1280px)
   Container controlado, más espaciado,
   tipografía optimizada
   ======================================== */
@media (min-width: 1280px) {

  /* Container con max-width */
  .container {
    max-width: 1280px;
  }

  /* Hero xl */
  .hero-section {
    padding: 1rem 2rem;
  }

  .hero-section .container {
    padding: 6rem 4.5rem;
    min-height: 600px;
    max-width: 1400px;
    margin: 0 auto;
  }

  .hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
  }

  /* Grids — más gap */
  .services-grid {
    gap: 2.5rem;
  }

  .portfolio-grid {
    gap: 2.5rem;
  }

  /* Secciones */
  .section {
    padding: 5rem 0;
  }

  /* Nav links con más espacio */
  .main-navigation ul {
    gap: 1rem;
  }

  .main-navigation a {
    font-size: 0.925rem;
    padding: 0.5rem 0.85rem;
  }

  .main-navigation .btn-primary {
    padding: 0.6rem 1.25rem;
    font-size: 0.925rem;
  }
}


/* ========================================
   2xl — Monitores grandes (≥ 1536px)
   Máximo aprovechamiento del espacio,
   grids de 4 columnas para servicios
   ======================================== */
@media (min-width: 1536px) {

  /* Container amplio */
  .container {
    max-width: 1400px;
  }

  /* Hero extra grande */
  .hero-section .container {
    max-width: 1600px;
    padding: 7rem 6rem;
    min-height: 650px;
  }

  .hero-title {
    font-size: clamp(3rem, 5vw, 4rem);
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

  /* Servicios — 4 columnas */
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
  }

  /* Secciones — máximo padding */
  .section {
    padding: 6rem 0;
  }

  /* Nav con tamaños normales */
  .main-navigation a {
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
  }

  .main-navigation .btn-primary {
    padding: 0.625rem 1.5rem;
    font-size: 0.95rem;
  }

  .main-navigation ul {
    gap: 1.5rem;
  }
}


/* ========================================
   ORIENTACIÓN LANDSCAPE EN MOBILE
   ======================================== */
@media (max-height: 500px) and (orientation: landscape) {
  .hero-section {
    min-height: auto;
    padding: 0.5rem;
  }

  .hero-section .container {
    min-height: auto;
    padding: 2rem 1.5rem;
  }
}


/* ========================================
   AJUSTES PARA RETINA/HIGH-DPI
   ======================================== */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}


/* ========================================
   PRINT STYLES
   ======================================== */
@media print {

  .site-header,
  .menu-toggle,
  .menu-overlay,
  .hero-cta,
  .contact-form,
  .site-footer,
  .site-footer-simple {
    display: none;
  }

  .hero-section {
    min-height: auto;
    background: white;
    color: black;
  }

  .hero-section .container {
    background: white !important;
    background-image: none !important;
  }

  .service-card,
  .portfolio-card {
    break-inside: avoid;
  }
}


/* ========================================
   ACCESIBILIDAD - REDUCCIÓN DE MOVIMIENTO
   ======================================== */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .service-card:hover,
  .portfolio-card:hover {
    transform: none;
  }
}