/* ============================================
   CVIP INTELLIGENCE — Sistema de diseño
   Paleta: tinta nocturna + oro + teal estructural
   Tipografía: Space Grotesk (display) / IBM Plex Sans (cuerpo) / IBM Plex Mono (datos)
   ============================================ */

/* Los tokens de color, tipografía y layout ahora viven en
   design-tokens.css (cargado antes de este archivo). Aquí solo queda
   lo que es específico de esta página y no forma parte del sistema
   universal de tokens. */
:root {
  --nav-height: 76px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  font-family: var(--font-family-body);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

:focus-visible {
  outline: 2px solid var(--color-accent-secondary);
  outline-offset: 3px;
}

/* Sobre superficies oscuras el dorado sí cumple contraste no-textual
   (7.99:1); sobre superficies claras (la mayoría del sitio) el teal
   por defecto de arriba cumple con más margen (8.9:1) que el dorado
   (2.25:1, insuficiente). Ver design-review.md, Must Fix #2/#3. */
.hero :focus-visible,
.page-hero :focus-visible,
.section-on-dark :focus-visible,
.cta-band :focus-visible,
.site-footer :focus-visible,
.site-header:not(.on-light-page) :focus-visible {
  outline-color: var(--color-accent-primary);
}

.wrap {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 32px;
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
}

/* ============== Tipografía base ============== */

h1, h2, h3, h4 {
  font-family: var(--font-family-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-family-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-primary);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-primary);
  flex-shrink: 0;
}

.section-on-light .eyebrow { color: var(--color-accent-secondary-hover); }
.section-on-light .eyebrow::before { background: var(--color-accent-secondary-hover); }

.lede {
  font-size: 19px;
  color: var(--color-text-secondary);
  max-width: 560px;
}

.section-on-dark .lede { color: var(--color-text-inverse-secondary); }

.mono-stat {
  font-family: var(--font-family-mono);
  font-weight: 600;
}

/* ============== Header / navegación ============== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(20, 23, 28, 0.0);
  border-bottom: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(20, 23, 28, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border-inverse);
}

.site-header.on-light-page {
  background: rgba(245, 246, 248, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border-primary);
}

.nav-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-family-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--color-text-inverse);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.on-light-page .logo,
.site-header:not(.is-scrolled).force-dark-logo .logo { color: var(--color-text-primary); }

.logo span {
  color: var(--color-accent-primary);
}

.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav-links a {
  font-size: 14.5px;
  color: var(--color-text-inverse-secondary);
  transition: color 0.15s ease;
}

.on-light-page .nav-links a { color: var(--color-text-secondary); }

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent-primary);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lang-toggle {
  font-family: var(--font-family-mono);
  font-size: 12.5px;
  color: var(--color-text-inverse-secondary);
  border: 1px solid var(--color-border-inverse);
  border-radius: 999px;
  padding: 6px 12px;
  display: flex;
  gap: 6px;
}

.on-light-page .lang-toggle { color: var(--color-text-secondary); border-color: var(--color-border-primary); }

.lang-toggle a,
.lang-toggle .lang-current {
  font-family: var(--font-family-mono);
  font-size: 12.5px;
  color: inherit;
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.5;
  text-decoration: none;
}

.lang-toggle a:hover {
  opacity: 0.8;
}

.lang-toggle .lang-current {
  opacity: 1;
  color: var(--color-accent-primary);
}

.on-light-page .lang-toggle .lang-current {
  color: var(--color-accent-secondary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text-inverse);
  display: block;
}

.on-light-page .nav-toggle span { background: var(--color-text-primary); }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.mobile-open {
    display: flex;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg-inverse);
    padding: 24px 20px;
    gap: 18px;
    border-bottom: 1px solid var(--color-border-inverse);
  }
  .on-light-page .nav-links.mobile-open { background: var(--color-bg-primary); }
}

/* ============== Botones ============== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-family-body);
  font-size: 15px;
  font-weight: 500;
  padding: 13px 26px;
  border-radius: var(--border-radius-md);
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

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

.btn-primary:hover {
  background: var(--color-accent-primary-hover);
  transform: translateY(-1px);
}

.btn-ghost-dark {
  border: 1px solid var(--color-border-inverse);
  color: var(--color-text-inverse);
}

.btn-ghost-dark:hover {
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.btn-ghost-light {
  border: 1px solid var(--color-border-primary);
  color: var(--color-text-primary);
}

.btn-ghost-light:hover {
  border-color: var(--color-accent-secondary);
  color: var(--color-accent-secondary);
}

/* ============== Secciones ============== */

section {
  padding: 96px 0;
}

@media (max-width: 640px) {
  section { padding: 64px 0; }
}

.section-on-dark {
  background: var(--color-bg-inverse);
  color: var(--color-text-inverse);
}

.section-on-light {
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
}

.section-on-raised {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* ============== Hero ============== */

.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: var(--color-bg-inverse);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  width: 100%;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.hero h1 {
  font-size: clamp(34px, 4.6vw, 56px);
  margin: 18px 0 22px;
  color: #fff;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-accent-primary);
}

.hero .lede {
  font-size: 18px;
  max-width: 480px;
  margin-bottom: 34px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.page-hero {
  background: var(--color-bg-inverse);
  color: var(--color-text-inverse);
  padding: calc(var(--nav-height) + 72px) 0 72px;
}

.page-hero h1 {
  font-size: clamp(30px, 4vw, 44px);
  color: #fff;
  margin: 16px 0 14px;
}

/* ============== Diagrama de flujo (firma visual) ============== */

.flow-art {
  width: 100%;
  height: auto;
}

.flow-node {
  fill: var(--color-bg-inverse-secondary);
  stroke: var(--color-border-inverse);
  stroke-width: 1;
}

.flow-node.is-active {
  stroke: var(--color-accent-primary);
}

.flow-dot {
  fill: var(--color-accent-primary);
}

.flow-line {
  stroke: var(--color-border-inverse);
  stroke-width: 1.5;
  fill: none;
}

.flow-pulse {
  stroke: var(--color-accent-primary);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 6 10;
  animation: dash 3.2s linear infinite;
}

@keyframes dash {
  to { stroke-dashoffset: -160; }
}

.flow-label {
  font-family: var(--font-family-mono);
  font-size: 11px;
  fill: var(--color-text-inverse-secondary);
}

/* divisor de sección con motivo de nodo */
.flow-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.flow-divider .seg {
  width: 28px;
  height: 1px;
  background: var(--color-border-inverse);
}

.section-on-light .flow-divider .seg,
.section-on-raised .flow-divider .seg { background: var(--color-border-primary); }

.flow-divider .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent-primary);
}

/* ============== Barra de estadísticas ============== */

.stat-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  border-top: 1px solid var(--color-border-inverse);
  border-bottom: 1px solid var(--color-border-inverse);
  padding: 40px 0;
}

.section-on-light .stat-bar,
.section-on-raised .stat-bar {
  border-color: var(--color-border-primary);
}

@media (max-width: 760px) {
  .stat-bar { grid-template-columns: 1fr; gap: 28px; }
}

.stat-item .num {
  font-family: var(--font-family-mono);
  font-size: clamp(30px, 4vw, 42px);
  color: var(--color-accent-primary);
  font-weight: 600;
}

.stat-item .label {
  font-size: 14px;
  color: var(--color-text-inverse-secondary);
  margin-top: 6px;
}

.section-on-light .stat-item .label,
.section-on-raised .stat-item .label { color: var(--color-text-secondary); }

/* ============== Encabezados de sección ============== */

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head h2 {
  font-size: clamp(26px, 3vw, 36px);
  margin: 14px 0 16px;
}

/* ============== Proceso (pasos reales, numerados con sentido) ============== */

.process-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-border-primary);
}

.process-step {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--color-border-primary);
}

.process-step .step-num {
  font-family: var(--font-family-mono);
  font-size: 14px;
  color: var(--color-accent-primary);
  padding-top: 4px;
}

.process-step h3 {
  font-size: 19px;
  margin-bottom: 8px;
}

.process-step p {
  color: var(--color-text-secondary);
  max-width: 540px;
}

@media (max-width: 640px) {
  .process-step { grid-template-columns: 1fr; gap: 8px; }
}

/* ============== Tarjetas de servicios ============== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 920px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .card-grid { grid-template-columns: 1fr; }
}

.service-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  padding: 30px 26px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
  border-color: var(--color-accent-primary);
  transform: translateY(-2px);
}

.service-card .tag {
  font-family: var(--font-family-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent-secondary-hover);
  display: block;
  margin-bottom: 14px;
}

.service-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--color-text-secondary);
  font-size: 15px;
}

.service-card .example {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border-primary);
  font-size: 13.5px;
  color: var(--color-text-primary);
}

.service-card .example .lbl {
  font-family: var(--font-family-mono);
  font-size: 11px;
  color: var(--color-accent-primary-hover);
  background: var(--color-bg-inverse);
  display: inline-block;
  padding: 2px 6px;
  border-radius: 2px;
  margin-right: 6px;
}

/* ============== Casos de éxito ============== */

.case-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  margin-bottom: 28px;
}

.case-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
  padding: 32px 32px 0;
}

.case-head .sector {
  font-family: var(--font-family-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-secondary-hover);
  margin-bottom: 10px;
  display: block;
}

.case-head h3 {
  font-size: 23px;
}

.case-result {
  text-align: right;
}

.case-result .num {
  font-family: var(--font-family-mono);
  font-size: 38px;
  color: var(--color-accent-secondary);
  font-weight: 600;
}

.case-result .label {
  font-size: 12.5px;
  color: var(--color-text-secondary);
}

.case-body {
  padding: 24px 32px 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

@media (max-width: 760px) {
  .case-head { grid-template-columns: 1fr; }
  .case-result { text-align: left; }
  .case-body { grid-template-columns: 1fr; }
}

.case-body .col .lbl {
  font-family: var(--font-family-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  display: block;
  margin-bottom: 8px;
}

.case-body .col p {
  font-size: 15px;
  color: var(--color-text-primary);
}

/* ============== Preguntas frecuentes ============== */

.faq-list {
  border-top: 1px solid var(--color-border-primary);
}

.faq-item {
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border-primary);
}

.faq-item h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.faq-item p {
  color: var(--color-text-secondary);
}

/* ============== Equipo ============== */

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

@media (max-width: 640px) {
  .team-grid { grid-template-columns: 1fr; }
}

.team-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  padding: 30px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.team-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg-inverse);
  color: var(--color-accent-primary);
  font-family: var(--font-family-mono);
  font-weight: 600;
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.team-card h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.team-card .role {
  font-family: var(--font-family-mono);
  font-size: 12.5px;
  color: var(--color-accent-secondary-hover);
  display: block;
  margin-bottom: 10px;
}

.team-card p {
  font-size: 14.5px;
  color: var(--color-text-secondary);
}

/* ============== Confianza / cumplimiento ============== */

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 860px) {
  .trust-grid { grid-template-columns: 1fr; }
}

.trust-item {
  border-left: 2px solid var(--color-accent-primary);
  padding-left: 20px;
}

.trust-item h3 {
  font-size: 16.5px;
  margin-bottom: 8px;
}

.trust-item p {
  font-size: 14.5px;
  color: var(--color-text-inverse-secondary);
}

/* ============== CTA final ============== */

.cta-band {
  background: var(--color-bg-inverse);
  color: var(--color-text-inverse);
  padding: 88px 0;
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  color: #fff;
  margin-bottom: 18px;
}

.cta-band .lede {
  margin: 0 auto 32px;
  text-align: center;
}

.cta-band .hero-ctas {
  justify-content: center;
}

/* ============== Formulario de contacto ============== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 540px) {
  .form-row { grid-template-columns: 1fr; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.field label {
  font-size: 13px;
  font-family: var(--font-family-mono);
  color: var(--color-text-secondary);
}

.field input,
.field textarea {
  font-family: var(--font-family-body);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.field input:focus,
.field textarea:focus {
  border-color: var(--color-accent-secondary);
}

.field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 8px;
}

.form-status {
  margin-top: 16px;
  font-size: 14px;
  display: none;
}

.form-status.show { display: block; }
.form-status.ok { color: var(--color-accent-secondary); }
.form-status.err { color: #b3432f; }

.contact-info-item {
  margin-bottom: 28px;
}

.contact-info-item .lbl {
  font-family: var(--font-family-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-secondary-hover);
  display: block;
  margin-bottom: 6px;
}

.contact-info-item .val {
  font-size: 17px;
}

/* ============== Footer ============== */

.site-footer {
  background: var(--color-bg-inverse);
  color: var(--color-text-inverse-secondary);
  padding: 56px 0 28px;
  font-size: 14px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border-inverse);
  margin-bottom: 24px;
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-links a:hover { color: var(--color-accent-primary); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12.5px;
}

.footer-compliance {
  max-width: 480px;
}

/* ============== Utilidades ============== */

.center { text-align: center; }
.mt-0 { margin-top: 0; }
[data-i18n] { unicode-bidi: isolate; }