/* ========================================
   FASE 4: OPTIMIZACIÓN MÓVIL COMPLETA
   VIN Decoder Vehicle - Mobile-First Excellence
   ======================================== */

/* 🎯 VARIABLES CSS PARA MÓVILES */
:root {
  --mobile-primary: #16a34a;
  --mobile-secondary: #15803d;
  --mobile-accent: #22c55e;
  --mobile-text: #1f2937;
  --mobile-text-light: #6b7280;
  --mobile-bg: #ffffff;
  --mobile-border: #e5e7eb;
  --mobile-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --mobile-radius: 12px;
  --mobile-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 📱 OPTIMIZACIONES MÓVILES FUNDAMENTALES */
@media (max-width: 767px) {
  /* 1. TIPOGRAFÍA MÓVIL PERFECTA */
  html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
  }
  
  body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  /* 2. HEADERS MÓVILES OPTIMIZADOS */
  h1 {
    font-size: 1.75rem !important;
    line-height: 2rem !important;
    font-weight: 700 !important;
    margin-bottom: 1rem !important;
  }
  
  h2 {
    font-size: 1.5rem !important;
    line-height: 1.75rem !important;
    font-weight: 600 !important;
    margin-bottom: 0.75rem !important;
  }
  
  h3 {
    font-size: 1.25rem !important;
    line-height: 1.5rem !important;
    font-weight: 600 !important;
    margin-bottom: 0.5rem !important;
  }
  
  /* 3. ESPACIADO MÓVIL PERFECTO */
  .container, .max-w-5xl, .max-w-6xl, .max-w-7xl {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
  
  .px-2, .px-4, .px-6, .px-8 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  .py-4, .py-6, .py-8, .py-12 {
    padding-top: 1.5rem !important;
    padding-bottom: 1.5rem !important;
  }
  
  .mb-4, .mb-6, .mb-8, .mb-12 {
    margin-bottom: 1.5rem !important;
  }
  
  .mt-4, .mt-6, .mt-8, .mt-12 {
    margin-top: 1.5rem !important;
  }
  
  /* 4. FORMULARIO VIN MÓVIL PERFECTO */
  .vin-form-container {
    background: var(--mobile-bg) !important;
    border-radius: var(--mobile-radius) !important;
    padding: 1.5rem !important;
    box-shadow: var(--mobile-shadow) !important;
    margin: 1rem 0 !important;
  }
  
  .vin-input {
    width: 100% !important;
    height: 3.5rem !important;
    font-size: 1.125rem !important;
    padding: 0 1rem !important;
    border: 2px solid var(--mobile-border) !important;
    border-radius: 0.75rem !important;
    background: var(--mobile-bg) !important;
    transition: var(--mobile-transition) !important;
  }
  
  .vin-input:focus {
    outline: none !important;
    border-color: var(--mobile-primary) !important;
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1) !important;
  }
  
  .vin-submit-btn {
    width: 100% !important;
    height: 3.5rem !important;
    font-size: 1.125rem !important;
    font-weight: 600 !important;
    background: var(--mobile-primary) !important;
    color: white !important;
    border: none !important;
    border-radius: 0.75rem !important;
    transition: var(--mobile-transition) !important;
    margin-top: 1rem !important;
  }
  
  .vin-submit-btn:hover {
    background: var(--mobile-secondary) !important;
    transform: translateY(-1px) !important;
  }
  
  .vin-submit-btn:active {
    transform: translateY(0) !important;
  }
  
  /* 5. NAVBAR MÓVIL PERFECTO */
  .mobile-navbar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 1000 !important;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px) !important;
    border-bottom: 1px solid var(--mobile-border) !important;
  }
  
  .mobile-navbar .logo {
    height: 2.5rem !important;
    width: auto !important;
  }
  
  .mobile-menu-toggle {
    width: 2.5rem !important;
    height: 2.5rem !important;
    padding: 0.5rem !important;
    border: none !important;
    background: transparent !important;
    color: var(--mobile-primary) !important;
    cursor: pointer !important;
  }
  
  .mobile-menu {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 320px !important;
    height: 100vh !important;
    background: var(--mobile-bg) !important;
    transform: translateX(100%) !important;
    transition: var(--mobile-transition) !important;
    z-index: 1001 !important;
    padding: 2rem 1.5rem !important;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1) !important;
  }
  
  .mobile-menu.open {
    transform: translateX(0) !important;
  }
  
  .mobile-menu-close {
    position: absolute !important;
    top: 1rem !important;
    right: 1rem !important;
    width: 2.5rem !important;
    height: 2.5rem !important;
    border: none !important;
    background: transparent !important;
    color: var(--mobile-primary) !important;
    font-size: 1.5rem !important;
    cursor: pointer !important;
  }
  
  .mobile-menu a {
    display: block !important;
    padding: 1rem 0 !important;
    border-bottom: 1px solid var(--mobile-border) !important;
    color: var(--mobile-text) !important;
    text-decoration: none !important;
    font-size: 1.125rem !important;
    text-align: center !important;
    transition: var(--mobile-transition) !important;
  }
  
  .mobile-menu a:hover {
    color: var(--mobile-primary) !important;
    background: rgba(22, 163, 74, 0.05) !important;
  }
  
  /* 6. CARRUSEL DE MARCAS MÓVIL PERFECTO */
  .brands-carousel {
    margin: 2rem 0 !important;
    padding: 0 1rem !important;
  }
  
  .brand-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 1rem !important;
    background: var(--mobile-bg) !important;
    border-radius: var(--mobile-radius) !important;
    box-shadow: var(--mobile-shadow) !important;
    transition: var(--mobile-transition) !important;
    min-height: 120px !important;
  }
  
  .brand-item:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15) !important;
  }
  
  .brand-item img {
    width: 60px !important;
    height: 60px !important;
    object-fit: contain !important;
    margin-bottom: 0.5rem !important;
  }
  
  .brand-item span {
    font-size: 0.875rem !important;
    font-weight: 500 !important;
    color: var(--mobile-text) !important;
    text-align: center !important;
  }
  
  /* 7. TABLAS MÓVILES PERFECTAS */
  .table-container {
    margin: 1rem 0 !important;
    overflow-x: auto !important;
    border-radius: var(--mobile-radius) !important;
    box-shadow: var(--mobile-shadow) !important;
  }
  
  .mobile-table {
    width: 100% !important;
    min-width: 600px !important;
    border-collapse: collapse !important;
    background: var(--mobile-bg) !important;
  }
  
  .mobile-table th {
    background: var(--mobile-primary) !important;
    color: white !important;
    padding: 0.75rem 0.5rem !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    text-align: left !important;
    white-space: nowrap !important;
  }
  
  .mobile-table td {
    padding: 0.75rem 0.5rem !important;
    border-bottom: 1px solid var(--mobile-border) !important;
    font-size: 0.875rem !important;
    white-space: nowrap !important;
  }
  
  .mobile-table tr:nth-child(even) {
    background: rgba(22, 163, 74, 0.05) !important;
  }
  
  .mobile-table tr:hover {
    background: rgba(22, 163, 74, 0.1) !important;
  }
  
  /* 8. BOTONES MÓVILES PERFECTOS */
  .mobile-btn {
    min-height: 3rem !important;
    min-width: 3rem !important;
    padding: 0.75rem 1.5rem !important;
    font-size: 1rem !important;
    font-weight: 500 !important;
    border: none !important;
    border-radius: 0.75rem !important;
    cursor: pointer !important;
    transition: var(--mobile-transition) !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-decoration: none !important;
  }
  
  .mobile-btn-primary {
    background: var(--mobile-primary) !important;
    color: white !important;
  }
  
  .mobile-btn-primary:hover {
    background: var(--mobile-secondary) !important;
    transform: translateY(-1px) !important;
  }
  
  .mobile-btn-secondary {
    background: transparent !important;
    color: var(--mobile-primary) !important;
    border: 2px solid var(--mobile-primary) !important;
  }
  
  .mobile-btn-secondary:hover {
    background: var(--mobile-primary) !important;
    color: white !important;
  }
  
  /* 9. CARDS MÓVILES PERFECTAS */
  .mobile-card {
    background: var(--mobile-bg) !important;
    border-radius: var(--mobile-radius) !important;
    padding: 1.5rem !important;
    box-shadow: var(--mobile-shadow) !important;
    margin: 1rem 0 !important;
    border: 1px solid var(--mobile-border) !important;
  }
  
  .mobile-card-header {
    border-bottom: 1px solid var(--mobile-border) !important;
    padding-bottom: 1rem !important;
    margin-bottom: 1rem !important;
  }
  
  .mobile-card-title {
    font-size: 1.25rem !important;
    font-weight: 600 !important;
    color: var(--mobile-text) !important;
    margin: 0 !important;
  }
  
  /* 10. FORMULARIOS MÓVILES PERFECTOS */
  .mobile-form-group {
    margin-bottom: 1.5rem !important;
  }
  
  .mobile-form-label {
    display: block !important;
    margin-bottom: 0.5rem !important;
    font-weight: 500 !important;
    color: var(--mobile-text) !important;
    font-size: 0.875rem !important;
  }
  
  .mobile-form-input {
    width: 100% !important;
    height: 3rem !important;
    padding: 0 1rem !important;
    border: 2px solid var(--mobile-border) !important;
    border-radius: 0.75rem !important;
    font-size: 1rem !important;
    transition: var(--mobile-transition) !important;
    background: var(--mobile-bg) !important;
  }
  
  .mobile-form-input:focus {
    outline: none !important;
    border-color: var(--mobile-primary) !important;
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1) !important;
  }
  
  .mobile-form-textarea {
    width: 100% !important;
    min-height: 6rem !important;
    padding: 0.75rem 1rem !important;
    border: 2px solid var(--mobile-border) !important;
    border-radius: 0.75rem !important;
    font-size: 1rem !important;
    font-family: inherit !important;
    resize: vertical !important;
    transition: var(--mobile-transition) !important;
  }
  
  .mobile-form-textarea:focus {
    outline: none !important;
    border-color: var(--mobile-primary) !important;
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1) !important;
  }
  
  /* 11. PAGINACIÓN MÓVIL PERFECTA */
  .mobile-pagination {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 0.5rem !important;
    margin: 2rem 0 !important;
    flex-wrap: wrap !important;
  }
  
  .mobile-pagination-btn {
    min-width: 3rem !important;
    height: 3rem !important;
    padding: 0 0.75rem !important;
    border: 1px solid var(--mobile-border) !important;
    background: var(--mobile-bg) !important;
    color: var(--mobile-text) !important;
    border-radius: 0.75rem !important;
    cursor: pointer !important;
    transition: var(--mobile-transition) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 0.875rem !important;
  }
  
  .mobile-pagination-btn:hover {
    background: var(--mobile-primary) !important;
    color: white !important;
    border-color: var(--mobile-primary) !important;
  }
  
  .mobile-pagination-btn.active {
    background: var(--mobile-primary) !important;
    color: white !important;
    border-color: var(--mobile-primary) !important;
  }
  
  /* 12. MODALES MÓVILES PERFECTOS */
  .mobile-modal {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(0, 0, 0, 0.5) !important;
    z-index: 2000 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 1rem !important;
  }
  
  .mobile-modal-content {
    background: var(--mobile-bg) !important;
    border-radius: var(--mobile-radius) !important;
    padding: 1.5rem !important;
    max-width: 90vw !important;
    max-height: 90vh !important;
    overflow-y: auto !important;
    position: relative !important;
  }
  
  .mobile-modal-close {
    position: absolute !important;
    top: 1rem !important;
    right: 1rem !important;
    width: 2rem !important;
    height: 2rem !important;
    border: none !important;
    background: transparent !important;
    color: var(--mobile-text-light) !important;
    font-size: 1.25rem !important;
    cursor: pointer !important;
  }
  
  /* 13. ANUNCIOS MÓVILES PERFECTOS */
  .mobile-ad-container {
    margin: 2rem 0 !important;
    padding: 1rem !important;
    background: rgba(22, 163, 74, 0.05) !important;
    border-radius: var(--mobile-radius) !important;
    border: 1px solid var(--mobile-border) !important;
    text-align: center !important;
  }
  
  .mobile-ad-label {
    font-size: 0.75rem !important;
    color: var(--mobile-text-light) !important;
    margin-bottom: 0.5rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
  }
  
  /* 14. FOOTER MÓVIL PERFECTO */
  .mobile-footer {
    background: var(--mobile-text) !important;
    color: white !important;
    padding: 2rem 1rem !important;
    margin-top: 3rem !important;
  }
  
  .mobile-footer-content {
    max-width: 1200px !important;
    margin: 0 auto !important;
    text-align: center !important;
  }
  
  .mobile-footer-links {
    display: flex !important;
    flex-direction: column !important;
    gap: 1rem !important;
    margin: 1.5rem 0 !important;
  }
  
  .mobile-footer-links a {
    color: rgba(255, 255, 255, 0.8) !important;
    text-decoration: none !important;
    transition: var(--mobile-transition) !important;
  }
  
  .mobile-footer-links a:hover {
    color: white !important;
  }
  
  /* 15. UTILIDADES MÓVILES */
  .mobile-hidden {
    display: none !important;
  }
  
  .mobile-block {
    display: block !important;
  }
  
  .mobile-flex {
    display: flex !important;
  }
  
  .mobile-grid {
    display: grid !important;
  }
  
  .mobile-text-center {
    text-align: center !important;
  }
  
  .mobile-text-left {
    text-align: left !important;
  }
  
  .mobile-text-right {
    text-align: right !important;
  }
}

/* 📱 OPTIMIZACIONES PARA TABLETS */
@media (min-width: 768px) and (max-width: 1024px) {
  .container, .max-w-5xl, .max-w-6xl, .max-w-7xl {
    padding-left: 2rem !important;
    padding-right: 2rem !important;
  }
  
  .px-2, .px-4, .px-6, .px-8 {
    padding-left: 2rem !important;
    padding-right: 2rem !important;
  }
  
  .py-4, .py-6, .py-8, .py-12 {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }
  
  h1 {
    font-size: 2rem !important;
  }
  
  h2 {
    font-size: 1.75rem !important;
  }
  
  .brand-item {
    min-height: 140px !important;
  }
  
  .brand-item img {
    width: 70px !important;
    height: 70px !important;
  }
}

/* 🎨 OPTIMIZACIONES DE ORIENTACIÓN */
@media (max-width: 767px) and (orientation: landscape) {
  .mobile-navbar {
    padding: 0.5rem 1rem !important;
  }
  
  .mobile-navbar .logo {
    height: 2rem !important;
  }
  
  .py-4, .py-6, .py-8, .py-12 {
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
  }
  
  .mb-4, .mb-6, .mb-8, .mb-12 {
    margin-bottom: 1rem !important;
  }
}

/* 🚀 OPTIMIZACIONES DE RENDIMIENTO */
@media (max-width: 767px) {
  * {
    -webkit-tap-highlight-color: transparent !important;
  }
  
  .transform {
    will-change: transform !important;
  }
  
  .transition-all {
    transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease !important;
  }
  
  .backdrop-blur {
    backdrop-filter: blur(5px) !important;
  }
  
  .shadow-2xl {
    box-shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.1) !important;
  }
}

/* 🎯 ACCESIBILIDAD MÓVIL */
@media (max-width: 767px) {
  button, a, input, select, textarea {
    min-height: 44px !important;
    min-width: 44px !important;
  }
  
  .focus\:outline-none:focus {
    outline: 2px solid var(--mobile-primary) !important;
    outline-offset: 2px !important;
  }
  
  .sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
  }
}

/* 🖨️ OPTIMIZACIONES DE IMPRESIÓN */
@media print {
  .mobile-navbar,
  .mobile-menu,
  .mobile-ad-container,
  .mobile-footer {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
    font-size: 12pt !important;
    line-height: 1.4 !important;
  }
  
  .mobile-card {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    break-inside: avoid !important;
  }
  
  .mobile-table {
    border: 1px solid #ccc !important;
  }
  
  .mobile-table th,
  .mobile-table td {
    border: 1px solid #ccc !important;
  }
}

/* 🌟 ANIMACIONES MÓVILES SUAVES */
@media (max-width: 767px) {
  .fade-in {
    animation: fadeIn 0.3s ease-in-out !important;
  }
  
  .slide-up {
    animation: slideUp 0.3s ease-out !important;
  }
  
  .slide-down {
    animation: slideDown 0.3s ease-out !important;
  }
  
  .scale-in {
    animation: scaleIn 0.2s ease-out !important;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  @keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
  }
  
  @keyframes slideDown {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
  }
  
  @keyframes scaleIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
  }
}

/* 🎨 ESTADOS INTERACTIVOS MÓVILES */
@media (max-width: 767px) {
  .mobile-btn:active {
    transform: scale(0.98) !important;
  }
  
  .mobile-card:active {
    transform: scale(0.99) !important;
  }
  
  .brand-item:active {
    transform: scale(0.95) !important;
  }
  
  .mobile-form-input:focus {
    transform: translateY(-1px) !important;
  }
}

/* 🔧 CORRECCIONES ESPECÍFICAS PARA DISPOSITIVOS */
@media (max-width: 375px) {
  .container, .max-w-5xl, .max-w-6xl, .max-w-7xl {
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
  }
  
  .px-2, .px-4, .px-6, .px-8 {
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
  }
  
  h1 {
    font-size: 1.5rem !important;
  }
  
  h2 {
    font-size: 1.25rem !important;
  }
}

@media (min-width: 1025px) {
  .mobile-only {
    display: none !important;
  }
}

/* 🎯 CLASES UTILITARIAS MÓVILES */
.mobile-touch-manipulation {
  touch-action: manipulation !important;
}

.mobile-scroll-smooth {
  scroll-behavior: smooth !important;
}

.mobile-backface-hidden {
  backface-visibility: hidden !important;
}

.mobile-transform-gpu {
  transform: translateZ(0) !important;
}

.mobile-will-change-transform {
  will-change: transform !important;
}

.mobile-content-visibility-auto {
  content-visibility: auto !important;
}