/* ==========================================================================
   CODEXNI - SISTEMA DE DISEÑO MODERNO, MINIMALISTA Y ELEGANTE
   Estilo: Refined Minimal Tech / Balanced Sans / Clean Trust Showcase
   ========================================================================== */

/* --- VARIABLES & DESIGN TOKENS --- */
:root {
  /* Paleta Monocromática & Neutros */
  --bg-body: #FFFFFF;
  --bg-subtle: #FAFAF9;
  --bg-surface: #F5F5F4;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FCFCFB;
  --bg-dark: #121316;
  --bg-dark-surface: #1C1D21;
  
  /* Textos */
  --text-primary: #18181B;
  --text-secondary: #52525B;
  --text-muted: #71717A;
  --text-inverse: #FFFFFF;
  --text-inverse-muted: #A1A1AA;
  
  /* Bordes & Líneas */
  --border-light: #E4E4E7;
  --border-medium: #D4D4D8;
  --border-dark: #27272A;
  --border-focus: #18181B;
  
  /* Acentos Sutiles */
  --accent-green-bg: #F0FDF4;
  --accent-green-text: #166534;
  --accent-blue-bg: #F0F9FF;
  --accent-blue-text: #075985;
  --accent-amber-bg: #FFFBEB;
  --accent-amber-text: #92400E;
  --accent-whatsapp: #25D366;
  --accent-whatsapp-dark: #1EBE5B;
  
  /* Tipografía Fina, Equilibrada y Moderna */
  --font-display: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-sans: 'Inter', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  /* Espaciado & Contenedores */
  --container-max: 1180px;
  --container-narrow: 840px;
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  /* Sombras Ultra-Suaves */
  --shadow-subtle: 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 2px 12px -2px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 10px 24px -4px rgba(0, 0, 0, 0.06);
  --shadow-floating: 0 16px 32px -8px rgba(0, 0, 0, 0.08);
  
  /* Transiciones */
  --ease-fluid: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 150ms var(--ease-fluid);
  --transition-normal: 260ms var(--ease-fluid);
  --transition-slow: 450ms var(--ease-fluid);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-body);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  font-weight: 400;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

/* --- UTILIDADES TIPOGRÁFICAS --- */
.font-display {
  font-family: var(--font-display);
}

.font-sans {
  font-family: var(--font-sans);
}

.font-mono {
  font-family: var(--font-mono);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-whatsapp);
  display: inline-block;
}

.section-title-large {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 2.5vw, 2.15rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 580px;
  font-weight: 400;
}

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

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 85px;
  padding-bottom: 85px;
  position: relative;
}

section[id] {
  scroll-margin-top: 96px;
}

.section-subtle {
  background-color: var(--bg-subtle);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-header {
  margin-bottom: 48px;
}

.section-header.centered {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-header.centered .section-subtitle {
  margin-left: auto;
  margin-right: auto;
  margin-top: 8px;
}

/* --- BOTONES & ELEMENTOS INTERACTIVOS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  text-decoration: none;
  user-select: none;
  letter-spacing: -0.005em;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--bg-dark);
  color: var(--text-inverse);
  border-color: var(--bg-dark);
}

.btn-primary:hover {
  background-color: #27272A;
  border-color: #27272A;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.btn-secondary {
  background-color: var(--bg-body);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
  background-color: var(--bg-surface);
  border-color: var(--text-primary);
}

.btn-whatsapp {
  background-color: #18181B;
  color: #FFFFFF;
  border: 1px solid #18181B;
}

.btn-whatsapp:hover {
  background-color: #000000;
  border-color: #000000;
}

.btn-icon-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.15);
  font-size: 0.72rem;
  transition: transform var(--transition-fast);
}

.btn-secondary .btn-icon-wrapper {
  background-color: rgba(0, 0, 0, 0.05);
}

.btn:hover .btn-icon-wrapper {
  transform: translate(2px, -2px);
}

/* --- NAVBAR FLOTANTE --- */
.navbar-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  pointer-events: none;
  padding: 16px 16px 8px;
  background: var(--bg-body);
  box-shadow: 0 8px 18px rgba(255, 255, 255, 0.98);
}

.navbar {
  pointer-events: auto;
  max-width: 1020px;
  margin: 0 auto;
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  padding: 8px 12px 8px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-dot {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  background: var(--bg-surface);
  padding: 1px 6px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
  padding: 4px 0;
  transition: color var(--transition-fast);
}

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

.nav-link.active {
  color: var(--text-primary);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-btn {
  padding: 7px 16px;
  font-size: 0.82rem;
  border-radius: var(--radius-pill);
}

.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  gap: 4px;
}

.hamburger-line {
  width: 16px;
  height: 1.5px;
  background-color: var(--text-primary);
  transition: all var(--transition-normal);
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 28px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-normal);
}

.mobile-nav-overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: transform var(--transition-fast);
}

.mobile-nav-link:hover {
  transform: translateX(6px);
}

/* --- HERO SECTION (HOME) --- */
.hero-section {
  padding-top: 135px;
  padding-bottom: 36px;
  position: relative;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.2vw, 2.65rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 20px;
  max-width: 880px;
}

@media (min-width: 1024px) {
  .hero-headline {
    max-width: none;
    font-size: clamp(1.85rem, 3vw, 2.65rem);
    white-space: nowrap;
  }
}

.hero-headline span.highlight {
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 5px;
  text-decoration-color: var(--border-medium);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 40px;
  align-items: start;
  margin-top: 28px;
}

.hero-lead-text {
  font-size: 0.96rem;
  line-height: 1.68;
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-weight: 400;
  max-width: 630px;
}

.hero-lead-text strong {
  color: var(--text-primary);
  font-weight: 500;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 0;
}

.hero-checklist-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.hero-checklist-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

/* Faux-OS Terminal / Code Window Preview */
.faux-window {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.faux-window-header {
  background: #F8F8F7;
  border-bottom: 1px solid var(--border-light);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faux-window-controls {
  display: flex;
  gap: 5px;
}

.faux-window-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #D4D4D8;
}

.faux-window-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}

.faux-window-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-green-text);
  background: var(--accent-green-bg);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  font-weight: 500;
}

.faux-window-body {
  padding: 18px;
  background: #FFFFFF;
}

.terminal-code-block {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.68;
  color: #3F3F46;
}

.terminal-line {
  display: flex;
  gap: 10px;
  margin-bottom: 3px;
}

.terminal-num {
  color: #A1A1AA;
  user-select: none;
  width: 18px;
  text-align: right;
}

.terminal-content {
  flex: 1;
}

/* Movimientos ligeros: solo cambia la opacidad, sin desplazar el contenido. */
.studio-code .faux-window-status {
  animation: console-status-pulse 2.8s ease-in-out infinite;
}

.terminal-cursor {
  display: inline-block;
  width: 0.55ch;
  height: 1.1em;
  margin-left: 0.35ch;
  vertical-align: -0.15em;
  background: var(--text-primary);
  border-radius: 1px;
  animation: console-cursor-blink 1.1s step-end infinite;
}

@keyframes console-status-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes console-cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.terminal-keyword {
  color: #18181B;
  font-weight: 500;
}

.terminal-string {
  color: #52525B;
}

.terminal-comment {
  color: #A1A1AA;
}

.terminal-badge-success {
  color: var(--accent-green-text);
  font-weight: 500;
}

/* Métricas Strip */
.metrics-strip {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--border-light);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.metric-number {
  font-family: var(--font-display);
  font-size: 1.85rem;
  line-height: 1.1;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.metric-plus {
  animation: metric-plus-blink 2s ease-in-out infinite;
}

@keyframes metric-plus-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
  line-height: 1.4;
}

/* --- SECCIÓN CLIENTES & EMPRESAS QUE CONFÍAN EN NOSOTROS --- */
.trust-clients-section {
  padding: 48px 0;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.trust-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 28px;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.trust-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.trust-subtext {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.logos-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 0;
}

.logo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 96px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-subtle);
}

.logo-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-hover);
}

.client-logo-img {
  max-height: 44px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) contrast(105%);
  opacity: 0.75;
  transition: all var(--transition-normal);
}

.logo-card:hover .client-logo-img {
  filter: grayscale(0%) contrast(100%);
  opacity: 1;
  transform: scale(1.04);
}

/* P&T Foto usa un logo claro sobre fondo oscuro; se invierte para conservar
   el contraste dentro de las tarjetas blancas de clientes. */
.logo-card--inverted .client-logo-img {
  filter: invert(1) grayscale(100%) contrast(105%);
}

.logo-card--inverted:hover .client-logo-img {
  filter: invert(1) grayscale(0%) contrast(100%);
}

.logo-name {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}

.logo-card:hover .logo-name {
  color: var(--text-primary);
  font-weight: 600;
}

.trust-metrics-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.trust-metric-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.trust-check {
  color: var(--accent-green-text);
  font-weight: 600;
}

/* --- SECCIÓN SOBRE NOSOTROS & EQUIPO --- */
.about-intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  margin-bottom: 48px;
  align-items: center;
}

.about-manifesto {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  line-height: 1.45;
  color: var(--text-primary);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.about-manifesto-sub {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--text-secondary);
  font-weight: 400;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 16px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.team-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-hover);
}

.team-image-wrapper {
  position: relative;
  width: 140px;
  height: 164px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #F4F4F5;
  margin-bottom: 0;
}

.team-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
  filter: grayscale(100%) contrast(102%);
  transition: filter var(--transition-normal), transform var(--transition-normal);
}

.team-card:hover .team-photo {
  filter: grayscale(20%) contrast(102%);
  transform: scale(1.02);
}

.team-role-pill {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: rgba(24, 24, 27, 0.85);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(6px);
  letter-spacing: 0.03em;
}

.team-content {
  padding: 4px 6px 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.team-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin-bottom: 3px;
}

.team-position {
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 6px 0 0;
}

.team-bio {
  font-size: 0.85rem;
  line-height: 1.58;
  color: var(--text-secondary);
  margin: 16px 0 0;
  flex: 1;
}

.team-skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding-top: 10px;
  border-top: 1px solid var(--border-light);
}

.team-skill-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-muted);
  background: var(--bg-surface);
  padding: 2px 7px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-light);
}

/* Sinergia de Equipo Bento */
.synergy-box {
  margin-top: 36px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 30px;
  align-items: center;
}

.synergy-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.synergy-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.synergy-step {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.synergy-step-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
}

.synergy-step-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.synergy-step-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.48;
}

/* --- SECCIÓN NUESTROS CLIENTES Y SISTEMAS --- */
.systems-tabs-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 36px;
}

.system-tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.system-tab-btn:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.system-tab-btn.active {
  background: var(--bg-dark);
  color: var(--text-inverse);
  border-color: var(--bg-dark);
}

.system-tab-btn .tab-badge {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  background: rgba(0, 0, 0, 0.06);
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  font-weight: 500;
}

.system-tab-btn.active .tab-badge {
  background: rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
}

/* Paneles de Sistemas */
.system-panel {
  display: none;
  animation: fadeIn 0.3s var(--ease-fluid) forwards;
}

.system-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.system-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
}

.system-info {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.system-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  color: var(--accent-blue-text);
  background: var(--accent-blue-bg);
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  font-weight: 500;
  margin-bottom: 10px;
  width: fit-content;
}

.system-title {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.2vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.system-desc {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.system-features-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.system-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.feature-check-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--text-primary);
  flex-shrink: 0;
  margin-top: 2px;
  font-weight: 600;
}

.feature-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.48;
}

.feature-text strong {
  color: var(--text-primary);
  font-weight: 500;
}

.system-actions {
  display: flex;
  gap: 10px;
}

/* UI Preview Mockup Faux-OS */
.system-ui-preview {
  background: #FAFAF9;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.system-ui-header {
  background: #F4F4F5;
  border-bottom: 1px solid var(--border-light);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.system-ui-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Componentes de UI Simulados para cada Sistema */
.mockup-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.mockup-mini-stat {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
}

.mockup-stat-label {
  font-size: 0.64rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-weight: 500;
}

.mockup-stat-val {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-display);
  margin-top: 1px;
}

.mockup-table-container {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  overflow: hidden;
}

.mockup-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.76rem;
  text-align: left;
}

.mockup-table th {
  background: #FAFAFA;
  padding: 7px 10px;
  font-weight: 500;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 0.66rem;
}

.mockup-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-secondary);
}

.mockup-table tr:last-child td {
  border-bottom: none;
}

.mockup-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: var(--radius-pill);
  font-size: 0.64rem;
  font-weight: 500;
}

.mockup-badge-green {
  background: var(--accent-green-bg);
  color: var(--accent-green-text);
}

.mockup-badge-blue {
  background: var(--accent-blue-bg);
  color: var(--accent-blue-text);
}

.mockup-action-bar {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xs);
  padding: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* --- SECCIÓN TESTIMONIOS --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-hover);
}

.testimonial-quote-mark {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1;
  color: var(--border-medium);
  margin-bottom: 4px;
}

.testimonial-text {
  text-align: justify;
  text-align-last: start;
  hyphens: auto;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.testimonial-metric-highlight {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  background: var(--accent-green-bg);
  color: var(--accent-green-text);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  display: inline-block;
  margin-bottom: 14px;
  font-weight: 500;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}

.author-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  filter: none;
  border: 1px solid var(--border-light);
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.author-role {
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* --- SECCIÓN CONTACTO & WHATSAPP --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: start;
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.form-label span.req {
  color: #DC2626;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  background: #FFFFFF;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
}

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

.form-submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 18px;
}

.form-feedback {
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  display: none;
}

.form-feedback.success {
  display: block;
  background: var(--accent-green-bg);
  color: var(--accent-green-text);
  border: 1px solid rgba(22, 101, 52, 0.2);
}

.form-feedback.error {
  display: block;
  background: #FEF2F2;
  color: #991B1B;
  border: 1px solid rgba(153, 27, 27, 0.2);
}

/* Tarjeta de Información Directa & WhatsApp */
.contact-info-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.whatsapp-direct-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-card);
}

.whatsapp-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--accent-green-bg);
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  font-weight: 500;
  margin-bottom: 12px;
}

.whatsapp-card-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.whatsapp-card-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
  line-height: 1.55;
}

.info-items-list {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.info-icon {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-xs);
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  flex-shrink: 0;
  font-size: 0.85rem;
}

.info-content {
  display: flex;
  flex-direction: column;
}

.info-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 500;
}

.info-val {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* --- FLOATING WHATSAPP BUTTON --- */
.floating-whatsapp-widget {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 10px;
}

.floating-whatsapp-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
  border: 2px solid #FFFFFF;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.floating-whatsapp-btn:hover {
  transform: scale(1.06) translateY(-2px);
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.4);
}

.floating-whatsapp-btn svg {
  width: 24px;
  height: 24px;
  fill: #FFFFFF;
}

.floating-whatsapp-tooltip {
  background: #18181B;
  color: #FFFFFF;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 400;
  box-shadow: var(--shadow-card);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition-normal);
}

.floating-whatsapp-widget:hover .floating-whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* --- FOOTER --- */
.footer {
  background: #FAFAFA;
  border-top: 1px solid var(--border-light);
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border-light);
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.navbar-logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  object-fit: contain;
}

.footer-logo {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  object-fit: contain;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.footer-brand-tagline {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.55;
  max-width: 300px;
}

.footer-nicaragua-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-col-title {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-link {
  font-size: 0.84rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.back-to-top-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: color var(--transition-fast);
}

.back-to-top-btn:hover {
  color: var(--text-primary);
}

/* --- ANIMACIONES AL SCROLL --- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s var(--ease-fluid), transform 0.55s var(--ease-fluid);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }

/* --- PRESENTACIÓN BREVE Y CATÁLOGO DE SISTEMAS --- */
.systems-showcase {
  padding-top: 36px;
}

.products-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.product-card {
  display: block;
  min-width: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  scroll-margin-top: 105px;
}

.product-summary {
  padding: 22px 24px;
  cursor: pointer;
  list-style: none;
  border-radius: inherit;
}

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

.product-summary::marker {
  content: "";
}

.product-summary:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: -5px;
}

.product-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 0;
  line-height: 1.5;
}

.product-label {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 10px;
}

.product-expand-icon {
  flex-shrink: 0;
  color: var(--text-muted);
}

.product-card[open] .product-expand-icon {
  transform: rotate(180deg);
}

.product-body {
  margin: 0 24px 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.product-category {
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 400;
}

.product-category::before {
  content: "—";
  margin-right: 10px;
  color: var(--text-muted);
}

.product-name {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.product-description,
.product-features {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.product-features {
  list-style: disc;
  padding-left: 17px;
  margin-top: 14px;
}

.product-features li + li {
  margin-top: 5px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.83rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.5;
}

.product-card .product-link {
  margin-top: 20px;
}

.product-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.client-testimonials {
  margin-top: 32px;
  scroll-margin-top: 100px;
}

.client-testimonials-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  text-align: center;
  margin-bottom: 20px;
}

.team-person {
  display: flex;
  align-items: center;
  gap: 16px;
}

.studio-code {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  align-items: center;
  gap: 40px;
  margin-top: 36px;
}

.studio-code-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.4;
}

.studio-code-intro p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 12px 0 18px;
}

.studio-code-visual {
  min-width: 0;
}

.studio-code .faux-window-body {
  overflow-x: auto;
}

.studio-code .terminal-code-block {
  min-width: 560px;
}

.studio-code .terminal-num {
  flex-shrink: 0;
}

.studio-code .terminal-content {
  white-space: nowrap;
}

.studio-code--centered {
  display: flex;
  justify-content: center;
  margin-top: 48px;
}

.studio-code--centered .studio-code-visual {
  width: min(100%, 820px);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 5px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .studio-code .faux-window-status,
  .metric-plus,
  .terminal-cursor { animation: none; opacity: 1; }
}

/* --- RESPONSIVIDAD & MEDIA QUERIES --- */
@media (max-width: 1024px) {
  .studio-code {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .logos-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .synergy-box {
    grid-template-columns: 1fr;
  }
  
  .system-detail-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding-top: 110px;
    padding-bottom: 30px;
  }

  .hero-headline {
    font-size: clamp(1.85rem, 6vw, 2.65rem);
  }

  .product-summary {
    padding: 18px;
  }

  .product-label {
    display: block;
  }

  .product-name,
  .product-category {
    display: block;
  }

  .product-category {
    margin-top: 3px;
    font-size: 0.82rem;
  }

  .product-category::before {
    content: none;
  }

  .product-body {
    margin: 0 18px 20px;
  }

  .studio-code .faux-window-header {
    gap: 8px;
  }

  .studio-code .faux-window-title {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    min-width: 0;
  }

  .studio-code .faux-window-controls,
  .studio-code .faux-window-status {
    flex-shrink: 0;
  }
  .section {
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .systems-showcase {
    padding-top: 24px;
  }

  .nav-links, .nav-actions .btn {
    display: none;
  }
  
  .hamburger-btn {
    display: flex;
  }
  
  .navbar {
    padding: 6px 14px;
  }
  
  .metrics-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
  
  .logos-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .synergy-steps {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .systems-tabs-nav {
    flex-wrap: wrap;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form-card {
    padding: 20px;
  }
  
  .form-submit-row {
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
  .floating-whatsapp-tooltip {
    display: none;
  }

  .studio-code--centered {
    margin-top: 32px;
  }
}

@media (max-width: 480px) {
  .logos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Tarjetas compactas de sistemas */
.products-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  display: flex;
  flex-direction: column;
  min-height: 154px;
  padding: 24px;
  border-radius: var(--radius-md);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-hover);
}

.product-card .product-name {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
  font-size: 1.18rem;
}

.product-card .product-description {
  margin: 0;
  width: 100%;
  max-width: none;
}

@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .product-card {
    min-height: 0;
    padding: 18px 20px;
  }

  .product-card .product-name {
    margin-bottom: 7px;
    padding-bottom: 8px;
    font-size: 1.05rem;
  }

  .product-card .product-description {
    font-size: 0.82rem;
    line-height: 1.45;
    white-space: normal;
    text-wrap: pretty;
  }
}