/* 
* GolmarC - POS & Facturación Electrónica para Pymes
* Estilos globales y utilidades
*/

/* Variables CSS */
:root {
  /* Colores principales */
  --color-primary: #2563EB;
  --color-accent: #10B981;
  --color-dark: #0F172A;
  --color-gray-dark: #1F2937;
  --color-gray-light: #E5E7EB;
  --color-light: #F8FAFC;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Bordes */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Transiciones */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Reset y estilos base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-dark);
  line-height: 1.6;
  background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 50%, #f8fafc 100%);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', 'Roboto', system-ui, sans-serif;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-md);
}

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

a:hover, a:focus {
  color: var(--color-accent);
  text-decoration: underline;
}

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

/* Utilidades de contenedor */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

@media (min-width: 640px) {
  .container {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
  }
}

/* Utilidades de espaciado */
.space-y-sm > * + * {
  margin-top: var(--spacing-sm);
}

.space-y-4 > * + * {
  margin-top: 1rem;
}

/* FAQ / Details */
details {
  cursor: pointer;
}

details summary {
  list-style: none;
  position: relative;
  padding-right: 2rem;
}

details summary::-webkit-details-marker {
  display: none;
}

details summary::after {
  content: '+';
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

details[open] summary::after {
  content: '−';
  transform: translateY(-50%) rotate(180deg);
}

details summary:hover {
  color: var(--color-primary);
}

.section {
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

@media (min-width: 1024px) {
  .section {
    padding-top: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
  }
}

.section-sm {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

/* Utilidades de flexbox */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.gap-lg {
  gap: var(--spacing-lg);
}

/* Utilidades de grid */
.grid {
  display: grid;
}

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

@media (min-width: 640px) {
  .grid-cols-2-sm {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-cols-3-lg {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-cols-4-lg {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1;
  border: none;
}

.btn:hover, .btn:focus {
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
  border: 2px solid var(--color-primary);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: #1d4ed8;
  border-color: #1d4ed8;
  color: white;
}

.btn-secondary {
  background-color: var(--color-accent);
  color: white;
  border: 2px solid var(--color-accent);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: #0ea271;
  border-color: #0ea271;
  color: white;
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover, .btn-outline:focus {
  background-color: var(--color-primary);
  color: white;
}

/* Tarjetas */
.card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

/* Formularios */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-dark);
  background-color: white;
  border: 1px solid var(--color-gray-light);
  border-radius: var(--border-radius-md);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.form-control::placeholder {
  color: #9ca3af;
}

/* Utilidades de texto */
.text-center {
  text-align: center;
}

.text-primary {
  color: var(--color-primary);
}

.text-accent {
  color: var(--color-accent);
}

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

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

.text-sm {
  font-size: 0.875rem;
}

.text-lg {
  font-size: 1.125rem;
}

.text-xl {
  font-size: 1.25rem;
}

.text-2xl {
  font-size: 1.5rem;
}

.font-bold {
  font-weight: 700;
}

.font-medium {
  font-weight: 500;
}

/* Utilidades de fondo */
.bg-primary {
  background-color: var(--color-primary);
}

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

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

.bg-light {
  background: linear-gradient(180deg, #f0f9ff 0%, #e0f2fe 100%);
}

.bg-white {
  background-color: #fefefe;
  background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.bg-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
}

/* Utilidades de borde */
.rounded-sm {
  border-radius: var(--border-radius-sm);
}

.rounded-md {
  border-radius: var(--border-radius-md);
}

.rounded-lg {
  border-radius: var(--border-radius-lg);
}

.rounded-xl {
  border-radius: var(--border-radius-xl);
}

/* Utilidades de sombra */
.shadow-sm {
  box-shadow: var(--shadow-sm);
}

.shadow-md {
  box-shadow: var(--shadow-md);
}

.shadow-lg {
  box-shadow: var(--shadow-lg);
}

/* Utilidades de margen y padding */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.my-sm { margin-top: var(--spacing-sm); margin-bottom: var(--spacing-sm); }
.my-md { margin-top: var(--spacing-md); margin-bottom: var(--spacing-md); }
.my-lg { margin-top: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.my-xl { margin-top: var(--spacing-xl); margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* Animaciones */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in {
  animation: fadeIn var(--transition-normal);
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Componentes específicos */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: white;
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar.scrolled {
  background-color: white;
  box-shadow: var(--shadow-md);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}

.navbar-logo {
  display: flex;
  align-items: center;
}

.navbar-logo img {
  height: 40px;
  width: auto;
}

.navbar-menu {
  display: none;
}

@media (min-width: 1024px) {
  .navbar-menu {
    display: flex;
    gap: var(--spacing-lg);
  }
}

.navbar-menu-item {
  font-weight: 500;
  color: var(--color-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.navbar-menu-item:hover, .navbar-menu-item:focus {
  color: var(--color-primary);
  text-decoration: none;
}

.navbar-menu-item.active {
  color: var(--color-primary);
  font-weight: 600;
}

.navbar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (min-width: 1024px) {
  .navbar-toggle {
    display: none;
  }
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-light);
  z-index: 200;
  display: flex;
  flex-direction: column;
  padding: var(--spacing-xl);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu-close {
  align-self: flex-end;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  margin-bottom: var(--spacing-lg);
}

.mobile-menu-items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.mobile-menu-item {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-dark);
  text-decoration: none;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-gray-light);
}

.mobile-menu-item:hover, .mobile-menu-item:focus {
  color: var(--color-primary);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-light);
}

.hero-content {
  max-width: 600px;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-dark);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  color: var(--color-gray-dark);
  flex-grow: 1;
}

.testimonial {
  background-color: white;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.testimonial-content {
  font-style: italic;
  margin-bottom: var(--spacing-md);
}

.testimonial-author {
  font-weight: 600;
}

.testimonial-company {
  color: var(--color-gray-dark);
  font-size: 0.875rem;
}

.footer {
  background-color: var(--color-dark);
  color: white;
  padding: var(--spacing-2xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-logo {
  margin-bottom: var(--spacing-md);
}

.footer-logo img {
  height: 40px;
  width: auto;
}

.footer-description {
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-light);
}

.footer-heading {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: white;
}

.footer-links {
  list-style: none;
}

.footer-link {
  margin-bottom: var(--spacing-sm);
}

.footer-link a {
  color: var(--color-gray-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link a:hover, .footer-link a:focus {
  color: white;
  text-decoration: underline;
}

.footer-bottom {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

@media (min-width: 1024px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-copyright {
  color: var(--color-gray-light);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
}

.footer-social-link {
  color: white;
  font-size: 1.25rem;
  transition: color var(--transition-fast);
}

.footer-social-link:hover, .footer-social-link:focus {
  color: var(--color-accent);
}

/* Componentes adicionales */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: white;
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.cta-title {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.cta-description {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-lg);
}

.accordion {
  border: 1px solid var(--color-gray-light);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
}

.accordion-header {
  padding: var(--spacing-md);
  background-color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
}

.accordion-content {
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal), padding var(--transition-normal);
}

.accordion.active .accordion-content {
  padding: var(--spacing-md);
  max-height: 500px;
}

.tabs {
  display: flex;
  flex-direction: column;
}

.tab-headers {
  display: flex;
  border-bottom: 1px solid var(--color-gray-light);
  margin-bottom: var(--spacing-lg);
  overflow-x: auto;
}

.tab-header {
  padding: var(--spacing-md) var(--spacing-lg);
  cursor: pointer;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab-header:hover {
  color: var(--color-primary);
}

.tab-header.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background-color: var(--color-primary);
  color: white;
}

.badge-accent {
  background-color: var(--color-accent);
  color: white;
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.toast {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: white;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 1000;
  transform: translateY(150%);
  transition: transform var(--transition-normal);
}

.toast.show {
  transform: translateY(0);
}

.toast-success {
  border-left: 4px solid var(--color-accent);
}

.toast-error {
  border-left: 4px solid #ef4444;
}

.toast-icon {
  font-size: 1.5rem;
}

.toast-success .toast-icon {
  color: var(--color-accent);
}

.toast-error .toast-icon {
  color: #ef4444;
}

.toast-content {
  flex-grow: 1;
}

.toast-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.toast-message {
  color: var(--color-gray-dark);
  font-size: 0.875rem;
}

.toast-close {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 1.25rem;
  color: var(--color-gray-dark);
}

/* Utilidades adicionales */
.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.overflow-hidden {
  overflow: hidden;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.z-10 {
  z-index: 10;
}

.hidden {
  display: none;
}

@media (min-width: 1024px) {
  .hidden-lg {
    display: none;
  }
  
  .block-lg {
    display: block;
  }
}