/* ===== RESPONSIVE DESIGN COMPLETO PARA MÓVIL Y SMARTPHONE ===== */
/* Sistema unificado de adaptación móvil para toda la aplicación */

/* ===== VARIABLES RESPONSIVE ===== */
:root {
  /* Breakpoints */
  --mobile-xs: 320px;
  --mobile-sm: 375px;
  --mobile-md: 425px;
  --tablet-sm: 768px;
  --tablet-md: 1024px;
  --desktop-sm: 1280px;
  
  /* Spacing móvil */
  --spacing-mobile-xs: 8px;
  --spacing-mobile-sm: 12px;
  --spacing-mobile-md: 16px;
  --spacing-mobile-lg: 24px;
  
  /* Touch targets (mínimo 44px según Apple/Google) */
  --touch-min: 44px;
  --touch-comfort: 48px;
  --touch-large: 56px;
  
  /* Font sizes móvil */
  --font-mobile-xs: 12px;
  --font-mobile-sm: 14px;
  --font-mobile-md: 16px;
  --font-mobile-lg: 18px;
}

/* ===== BASE MOBILE-FIRST ===== */
* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  padding: 0;
  min-width: 320px;
  max-width: 100vw;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

/* Prevenir overflow horizontal */
img, video, iframe, embed, object {
  max-width: 100%;
  height: auto;
}

/* ===== NAVBAR RESPONSIVE ===== */
@media (max-width: 768px) {
  .neurosearch-navbar {
    padding: 12px 16px !important;
    height: 60px !important;
  }
  
  .neurosearch-nav-left {
    display: none !important;
  }
  
  .neurosearch-nav-center {
    position: static !important;
    transform: none !important;
    left: auto !important;
  }
  
  .neurosearch-logo-text {
    font-size: 0.85rem !important;
  }
  
  .neurosearch-nav-right {
    gap: 6px !important;
  }
  
  .neurosearch-account-btn {
    padding: 8px 12px !important;
    font-size: 0.75rem !important;
    display: none !important;
  }
  
  /* Selector de idiomas en móvil */
  .language-selector-wrapper {
    position: relative;
  }
  
  .neurosearch-language-btn {
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
    min-height: 36px !important;
  }
  
  .language-dropdown {
    right: 0 !important;
    left: auto !important;
    min-width: 200px !important;
    max-width: calc(100vw - 32px) !important;
  }
  
  .neurosearch-mobile-toggle {
    display: flex !important;
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
    min-height: 36px !important;
  }
}

@media (max-width: 480px) {
  .neurosearch-navbar {
    padding: 10px 12px !important;
    height: 56px !important;
  }
  
  .neurosearch-logo-icon {
    width: 20px !important;
    height: 20px !important;
  }
  
  .neurosearch-logo-text {
    font-size: 0.8rem !important;
  }
  
  .neurosearch-language-btn,
  .neurosearch-mobile-toggle {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    min-height: 32px !important;
  }
}

/* ===== HERO SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
  .neurosearch-hero {
    min-height: auto !important;
    padding-top: 70px !important;
    padding-bottom: 40px !important;
    display: flex !important;
    flex-direction: column !important;
  }
  
  .neurosearch-hero-title-left {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    padding: 0 var(--spacing-mobile-md) !important;
    margin-bottom: 24px !important;
    order: 1 !important;
  }
  
  .neurosearch-hero-title-left h1 {
    font-size: clamp(1.5rem, 6vw, 2rem) !important;
    line-height: 1.3 !important;
    margin-bottom: 16px !important;
  }
  
  .hero-subtitle {
    font-size: clamp(0.875rem, 3.5vw, 1rem) !important;
    line-height: 1.6 !important;
    margin-bottom: 16px !important;
  }
  
  .neurosearch-hero-meta {
    margin-top: 16px !important;
    flex-wrap: wrap !important;
  }
  
  .neurosearch-hero-meta span {
    font-size: 0.75rem !important;
  }
  
  .neurosearch-3d-head-container {
    position: relative !important;
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    top: auto !important;
    left: auto !important;
    transform: none !important;
    margin: 0 auto 24px !important;
    padding: 0 var(--spacing-mobile-md) !important;
    order: 2 !important;
  }
  
  .robot-head-svg {
    width: 100% !important;
    max-width: 400px !important;
    height: auto !important;
    margin: 0 auto !important;
  }
  
  .neurosearch-stats-cards {
    position: relative !important;
    bottom: auto !important;
    left: auto !important;
    flex-direction: column !important;
    gap: 12px !important;
    padding: 0 var(--spacing-mobile-md) !important;
    margin: 0 0 24px 0 !important;
    order: 3 !important;
  }
  
  .neurosearch-stat-card {
    width: 100% !important;
    min-width: 100% !important;
    padding: 16px !important;
  }
  
  .neurosearch-stat-value {
    font-size: 1.5rem !important;
  }
  
  .neurosearch-hero-right {
    position: relative !important;
    bottom: auto !important;
    right: auto !important;
    text-align: center !important;
    max-width: 100% !important;
    padding: 0 var(--spacing-mobile-md) !important;
    margin-top: 0 !important;
    order: 4 !important;
  }
  
  .neurosearch-hero-right h2 {
    font-size: clamp(1.25rem, 5vw, 1.5rem) !important;
    line-height: 1.3 !important;
    margin-bottom: 12px !important;
  }
  
  .neurosearch-hero-right p {
    font-size: 0.75rem !important;
    line-height: 1.5 !important;
  }
}

@media (max-width: 480px) {
  .neurosearch-hero {
    padding-top: 60px !important;
    padding-bottom: 32px !important;
  }
  
  .neurosearch-hero-title-left {
    padding: 0 var(--spacing-mobile-sm) !important;
  }
  
  .neurosearch-hero-title-left h1 {
    font-size: 1.375rem !important;
  }
  
  .hero-subtitle {
    font-size: 0.8125rem !important;
  }
  
  .neurosearch-stats-cards {
    padding: 0 var(--spacing-mobile-sm) !important;
    gap: 10px !important;
  }
  
  .neurosearch-stat-card {
    padding: 14px !important;
  }
  
  .neurosearch-stat-value {
    font-size: 1.25rem !important;
  }
  
  .neurosearch-hero-right {
    padding: 0 var(--spacing-mobile-sm) !important;
  }
  
  .neurosearch-hero-right h2 {
    font-size: 1.125rem !important;
  }
}

/* ===== APP DOWNLOAD CTA RESPONSIVE ===== */
@media (max-width: 768px) {
  .app-download-cta {
    padding: 40px var(--spacing-mobile-md) !important;
  }
  
  .app-download-cta-container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  
  .app-download-cta-content {
    flex-direction: column !important;
    gap: 24px !important;
    text-align: center !important;
  }
  
  .app-download-cta-icon {
    width: 60px !important;
    height: 60px !important;
    margin: 0 auto !important;
  }
  
  .app-download-cta-text h2 {
    font-size: clamp(1.25rem, 5vw, 1.5rem) !important;
    margin-bottom: 8px !important;
  }
  
  .app-download-cta-text p {
    font-size: clamp(0.875rem, 3.5vw, 1rem) !important;
  }
  
  .app-download-cta-buttons {
    flex-direction: column !important;
    width: 100% !important;
    gap: 12px !important;
  }
  
  .app-download-btn-primary,
  .app-download-btn-secondary {
    width: 100% !important;
    min-height: var(--touch-comfort) !important;
    padding: 14px 20px !important;
    font-size: 0.9375rem !important;
  }
}

@media (max-width: 480px) {
  .app-download-cta {
    padding: 32px var(--spacing-mobile-sm) !important;
  }
  
  .app-download-cta-icon {
    width: 50px !important;
    height: 50px !important;
  }
  
  .app-download-cta-buttons {
    gap: 10px !important;
  }
  
  .app-download-btn-primary,
  .app-download-btn-secondary {
    padding: 12px 16px !important;
    font-size: 0.875rem !important;
  }
}

/* ===== TECHNOLOGY SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
  .neurosearch-technology {
    padding: 60px var(--spacing-mobile-md) !important;
  }
  
  .neurosearch-technology-container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  
  .neurosearch-technology-title {
    font-size: clamp(1.5rem, 6vw, 2rem) !important;
    margin-bottom: 16px !important;
  }
  
  .neurosearch-technology-subtitle {
    font-size: clamp(0.875rem, 3.5vw, 1rem) !important;
    line-height: 1.6 !important;
    margin-bottom: 32px !important;
  }
  
  .neurosearch-features-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  
  .neurosearch-feature-card {
    padding: 20px !important;
  }
  
  .neurosearch-feature-title {
    font-size: 1.125rem !important;
  }
  
  .neurosearch-feature-desc {
    font-size: 0.875rem !important;
  }
}

@media (max-width: 480px) {
  .neurosearch-technology {
    padding: 40px var(--spacing-mobile-sm) !important;
  }
  
  .neurosearch-feature-card {
    padding: 16px !important;
  }
  
  .neurosearch-feature-title {
    font-size: 1rem !important;
  }
}

/* ===== ECOSYSTEM SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
  .neurosearch-ecosystem {
    padding: 60px var(--spacing-mobile-md) !important;
  }
  
  .neurosearch-ecosystem-container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  
  .neurosearch-ecosystem-content-wrapper {
    flex-direction: column !important;
    gap: 32px !important;
  }
  
  .neurosearch-ecosystem-title {
    font-size: clamp(2rem, 8vw, 3rem) !important;
  }
  
  .neurosearch-ecosystem-subtitle {
    font-size: clamp(0.875rem, 3.5vw, 1rem) !important;
  }
}

/* ===== ROADMAP SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
  .neurosearch-roadmap {
    padding: 60px var(--spacing-mobile-md) !important;
  }
  
  .neurosearch-roadmap-container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  
  .neurosearch-roadmap-title {
    font-size: clamp(1.5rem, 6vw, 2rem) !important;
  }
  
  .neurosearch-roadmap-timeline {
    padding-left: 0 !important;
  }
  
  .neurosearch-roadmap-phase {
    padding-left: 24px !important;
    margin-bottom: 24px !important;
  }
}

/* ===== INSTITUTIONAL SECTIONS RESPONSIVE ===== */
@media (max-width: 768px) {
  .institutional-trust-section {
    padding: 60px var(--spacing-mobile-md) !important;
  }
  
  .institutional-trust-container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  
  .institutional-title {
    font-size: clamp(1.75rem, 7vw, 2.5rem) !important;
  }
  
  .institutional-subtitle {
    font-size: clamp(0.875rem, 3.5vw, 1rem) !important;
  }
  
  .institutional-trust-grid {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  
  .institutional-trust-card {
    padding: 24px !important;
  }
}

/* ===== FOOTER RESPONSIVE ===== */
@media (max-width: 768px) {
  .neurosearch-footer {
    padding: 40px var(--spacing-mobile-md) !important;
  }
  
  .neurosearch-footer-container {
    flex-direction: column !important;
    gap: 32px !important;
  }
  
  .neurosearch-footer-section {
    width: 100% !important;
  }
}

/* ===== TOUCH TARGETS - Mínimo 44px según estándares ===== */
@media (max-width: 768px) {
  button,
  a,
  input[type="button"],
  input[type="submit"],
  .btn,
  .neurosearch-nav-btn,
  .neurosearch-account-btn,
  .app-download-btn-primary,
  .app-download-btn-secondary {
    min-height: var(--touch-min) !important;
    min-width: var(--touch-min) !important;
  }
  
  /* Botones pequeños pueden ser más pequeños si tienen padding adecuado */
  .neurosearch-icon-btn,
  .neurosearch-language-btn,
  .neurosearch-mobile-toggle {
    min-height: 36px !important;
    min-width: 36px !important;
  }
}

/* ===== TIPOGRAFÍAS RESPONSIVE ===== */
@media (max-width: 768px) {
  h1 {
    font-size: clamp(1.5rem, 6vw, 2.5rem) !important;
    line-height: 1.3 !important;
  }
  
  h2 {
    font-size: clamp(1.25rem, 5vw, 2rem) !important;
    line-height: 1.3 !important;
  }
  
  h3 {
    font-size: clamp(1.125rem, 4.5vw, 1.5rem) !important;
    line-height: 1.4 !important;
  }
  
  p {
    font-size: clamp(0.875rem, 3.5vw, 1rem) !important;
    line-height: 1.6 !important;
  }
  
  .small-text {
    font-size: 0.75rem !important;
  }
}

/* ===== GRIDS Y FLEXBOX RESPONSIVE ===== */
@media (max-width: 768px) {
  /* Grids se convierten en 1 columna */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr !important;
  }
  
  /* Flexbox se apila verticalmente */
  .flex-row {
    flex-direction: column !important;
  }
  
  /* Espaciado reducido */
  .gap-lg {
    gap: var(--spacing-mobile-md) !important;
  }
  
  .gap-xl {
    gap: var(--spacing-mobile-lg) !important;
  }
}

/* ===== PREVENIR OVERFLOW HORIZONTAL ===== */
@media (max-width: 768px) {
  * {
    max-width: 100%;
  }
  
  .container,
  .container-fluid,
  .wrapper {
    max-width: 100% !important;
    padding-left: var(--spacing-mobile-md) !important;
    padding-right: var(--spacing-mobile-md) !important;
  }
  
  /* Tablas responsivas */
  table {
    display: block !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
  
  /* Prevenir scroll horizontal en código */
  pre {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
}

/* ===== MEJORAS DE RENDIMIENTO MÓVIL ===== */
@media (max-width: 768px) {
  /* Reducir animaciones complejas en móvil */
  * {
    animation-duration: 0.3s !important;
    transition-duration: 0.2s !important;
  }
  
  /* Optimizar renders */
  .will-change {
    will-change: auto !important;
  }
  
  /* Reducir efectos de blur costosos */
  .backdrop-filter {
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
  }
}

/* ===== ORIENTACIÓN LANDSCAPE ===== */
@media (max-width: 768px) and (orientation: landscape) {
  .neurosearch-hero {
    min-height: auto !important;
    padding-top: 60px !important;
  }
  
  .neurosearch-hero-title-left h1 {
    font-size: 1.5rem !important;
  }
}

/* ===== PANTALLAS MUY PEQUEÑAS (320px) ===== */
@media (max-width: 360px) {
  :root {
    --spacing-mobile-md: 12px;
    --spacing-mobile-sm: 8px;
  }
  
  .neurosearch-navbar {
    padding: 8px 10px !important;
  }
  
  .neurosearch-hero {
    padding-top: 56px !important;
  }
  
  .neurosearch-hero-title-left,
  .neurosearch-stats-cards,
  .neurosearch-hero-right {
    padding-left: var(--spacing-mobile-sm) !important;
    padding-right: var(--spacing-mobile-sm) !important;
  }
}

/* ===== UTILIDADES RESPONSIVE ===== */
.hide-mobile {
  display: block !important;
}

.show-mobile {
  display: none !important;
}

@media (max-width: 768px) {
  .hide-mobile {
    display: none !important;
  }
  
  .show-mobile {
    display: block !important;
  }
  
  .hide-mobile-flex {
    display: none !important;
  }
  
  .show-mobile-flex {
    display: flex !important;
  }
}

/* ===== MEJORAS DE ACCESIBILIDAD MÓVIL ===== */
@media (max-width: 768px) {
  /* Aumentar contraste en móvil */
  a, button {
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0.2);
  }
  
  /* Mejorar legibilidad */
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  /* Prevenir zoom en inputs (iOS) */
  input[type="text"],
  input[type="email"],
  input[type="tel"],
  input[type="number"],
  textarea,
  select {
    font-size: 16px !important;
  }
}