/* ============================================================
   CGK Consultores — Sitio comercial
   Sistema visual: ver /home/crgonzalezk/proyectos/cgk-identidad
   Paleta, tipografía y reglas de uso son las oficiales de marca;
   no se inventan valores nuevos en este archivo.
   ============================================================ */

/* ---------- Fuentes (self-hosted, variables) ---------- */
@font-face {
  font-family: "EB Garamond";
  src: url("../assets/fonts/EBGaramond-Variable.woff2") format("woff2-variations"),
       url("../assets/fonts/EBGaramond-Variable.woff2") format("woff2");
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "EB Garamond";
  src: url("../assets/fonts/EBGaramond-Italic-Variable.woff2") format("woff2-variations"),
       url("../assets/fonts/EBGaramond-Italic-Variable.woff2") format("woff2");
  font-weight: 400 800;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../assets/fonts/Inter-Variable.woff2") format("woff2-variations"),
       url("../assets/fonts/Inter-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  /* Paleta oficial CGK — paleta/paleta-colores.md */
  --navy: #0E2A47;      /* Azul Marino Institucional */
  --graphite: #1A1A18;  /* Grafito */
  --bronze: #A87C3F;    /* Bronce Ejecutivo — acento único (líneas, bordes, marcadores; NO texto pequeño) */
  --bone: #F6F2EA;      /* Hueso — fondo por defecto */
  --stone: #8C8985;     /* Gris Piedra — líneas divisorias (NO texto pequeño) */
  --white: #FFFFFF;

  /* Variantes "texto" de Bronce y Gris Piedra: mismo matiz, oscurecido lo
     mínimo indispensable para cumplir WCAG AA (4.5:1) en texto pequeño.
     paleta-colores.md solo valida Azul Marino/Grafito para texto de cuerpo;
     Bronce/Gris Piedra están definidos ahí como uso de metadata/acento, no
     de lectura — de ahí que necesiten esta variante cuando SÍ llevan texto. */
  --bronze-text: #866332;         /* sobre Hueso/Blanco — 4.9:1 */
  --bronze-text-on-dark: #B58F5B; /* sobre Azul Marino — 4.9:1 */
  --stone-text: #696663;          /* sobre Hueso/Blanco — 5.1:1 */

  --font-serif: "EB Garamond", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;

  --content-max: 1180px;
  --text-max: 42rem;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 7rem;

  --radius: 3px;
  --border-hairline: 1px solid rgba(140, 137, 133, 0.35);

  --focus-ring: 3px solid var(--bronze);
}

/* ---------- Reset mínimo ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bone);
  color: var(--graphite);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--navy);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 var(--space-sm);
}

p { margin: 0 0 var(--space-sm); }
p:last-child { margin-bottom: 0; }

a { color: inherit; }

ul { margin: 0; padding: 0; list-style: none; }

button { font-family: inherit; }

/* Foco visible — accesibilidad de teclado */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---------- Utilidades de layout ---------- */
.container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 640px) {
  .container { padding-inline: 2rem; }
}

.section {
  padding-block: var(--space-xl);
}

.section--tight { padding-block: var(--space-lg); }

.section--navy { background: var(--navy); color: var(--bone); }
.section--navy h2, .section--navy h3 { color: var(--bone); }
.section--white { background: var(--white); }

.section-head {
  max-width: var(--text-max);
  margin-bottom: var(--space-lg);
}

.eyebrow {
  display: block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bronze-text);
  margin-bottom: var(--space-xs);
}

.section--navy .eyebrow { color: var(--bronze-text-on-dark); }

h2 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 1rem + 0.8vw, 1.5rem); }

.lede {
  font-size: clamp(1.05rem, 1rem + 0.3vw, 1.2rem);
  color: var(--graphite);
  max-width: var(--text-max);
}

.section--navy .lede { color: rgba(246, 242, 234, 0.88); }

.hairline {
  border: 0;
  border-top: var(--border-hairline);
  margin: 0;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--navy);
  color: var(--bone);
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  z-index: 200;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 1rem; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn--primary {
  background: var(--navy);
  color: var(--bone);
  border-color: var(--navy);
}
.btn--primary:hover { background: #16385c; border-color: #16385c; }

.btn--secondary {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn--secondary:hover { background: rgba(14, 42, 71, 0.06); }

/* Variantes sobre fondo navy */
.section--navy .btn--primary { background: var(--bone); color: var(--navy); border-color: var(--bone); }
.section--navy .btn--primary:hover { background: #ffffff; }
.section--navy .btn--secondary { color: var(--bone); border-color: var(--bone); }
.section--navy .btn--secondary:hover { background: rgba(246, 242, 234, 0.08); }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: var(--space-md);
}

/* ---------- Header / navegación ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  /* Fondo sólido a propósito: backdrop-filter en un ancestro convierte a
     ese ancestro en el "containing block" de sus descendientes fixed
     (aquí, .main-nav en móvil), rompiendo su despliegue a pantalla completa. */
  background: var(--bone);
  border-bottom: var(--border-hairline);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
}

.brand-mark { display: flex; align-items: center; }
.brand-mark svg { height: 30px; width: auto; }
.brand-mark a { display: flex; align-items: center; text-decoration: none; }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid rgba(14, 42, 71, 0.25);
  border-radius: var(--radius);
  color: var(--navy);
}

.nav-toggle svg { width: 22px; height: 22px; }

.main-nav {
  position: fixed;
  inset: 68px 0 0 0;
  background: var(--bone);
  padding: var(--space-lg) 1.25rem;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  overflow-y: auto;
}

.main-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}

.main-nav ul { display: flex; flex-direction: column; gap: 0.25rem; }

.main-nav a {
  display: block;
  padding: 0.9rem 0.25rem;
  font-size: 1.15rem;
  font-family: var(--font-serif);
  color: var(--navy);
  text-decoration: none;
  border-bottom: var(--border-hairline);
}

.main-nav .nav-cta { margin-top: var(--space-md); }

/* El CTA del nav debe verse siempre como botón, nunca como link de nav —
   se sube la especificidad a propósito para ganarle a ".main-nav a". */
.main-nav .nav-cta a.btn.btn--primary {
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 0.85rem 1.6rem;
  min-height: 48px;
  border: 2px solid var(--navy);
  color: var(--bone);
  background: var(--navy);
}
.main-nav .nav-cta a.btn.btn--primary:hover {
  background: #16385c;
  border-color: #16385c;
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }

  .main-nav {
    position: static;
    inset: auto;
    background: transparent;
    padding: 0;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    overflow: visible;
  }

  .main-nav ul {
    flex-direction: row;
    align-items: center;
    gap: 1.75rem;
  }

  .main-nav a {
    padding: 0.4rem 0;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    font-weight: 500;
    border-bottom: 2px solid transparent;
  }

  .main-nav a:hover { border-bottom-color: var(--bronze); }

  .main-nav .nav-cta { margin-top: 0; }
}

/* ---------- Hero ---------- */
.hero {
  padding-block: var(--space-2xl) var(--space-xl);
}

.hero .container {
  display: grid;
  gap: var(--space-lg);
}

.hero h1 {
  font-size: clamp(2.1rem, 1.5rem + 3vw, 3.4rem);
  color: var(--navy);
  max-width: 18ch;
}

.hero .lede { margin-top: var(--space-sm); }

.hero-foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: var(--border-hairline);
  color: var(--stone-text);
  font-size: 0.9rem;
}

.hero-foot strong { color: var(--graphite); font-weight: 600; }

/* ---------- Listas de preguntas / brechas ---------- */
.check-list li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.65rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--bronze);
}

.two-col {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 860px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
  }
}

/* ---------- Servicios ---------- */
.service-list {
  border-top: var(--border-hairline);
}

.service {
  display: grid;
  gap: 0.75rem 2rem;
  padding-block: var(--space-lg);
  border-bottom: var(--border-hairline);
}

@media (min-width: 780px) {
  .service {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  }
}

.service__index {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--bronze-text);
}

.service__title {
  margin-top: 0.35rem;
  margin-bottom: 0;
}

.service__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  margin-top: 0.75rem;
  font-size: 0.88rem;
  color: var(--stone-text);
}

.service__meta strong { color: var(--graphite); }

.service__body p { margin-bottom: 0.75rem; }

.service--flagship .service__title { font-size: clamp(1.35rem, 1.1rem + 1vw, 1.7rem); }

.deliverables {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.deliverables li {
  font-size: 0.92rem;
  padding-left: 1.1rem;
  position: relative;
}
.deliverables li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--bronze-text);
}

/* ---------- Método CGK — hilo continuo horizontal ---------- */
.method {
  margin-top: var(--space-lg);
}

.method-track {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.method-step {
  position: relative;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 1rem;
  padding-bottom: var(--space-lg);
}

.method-step:last-child { padding-bottom: 0; }

.method-step__marker {
  position: relative;
  display: flex;
  justify-content: center;
}

.method-step__marker::before {
  content: "";
  position: absolute;
  top: 42px;
  bottom: -1.5rem;
  width: 1px;
  background: rgba(246, 242, 234, 0.28);
}

.method-step:last-child .method-step__marker::before { display: none; }

.method-step__num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--bronze);
  color: var(--bone);
  font-family: var(--font-serif);
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--navy);
}

.method-step__name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--bone);
  margin-bottom: 0.25rem;
}

.method-step__desc {
  color: rgba(246, 242, 234, 0.82);
  font-size: 0.96rem;
  max-width: 46ch;
}

@media (min-width: 900px) {
  .method-track {
    flex-direction: row;
    align-items: flex-start;
    gap: 0;
  }

  .method-step {
    grid-template-columns: 1fr;
    text-align: left;
    padding-inline-end: 1.25rem;
    padding-bottom: 0;
  }

  .method-step__marker {
    justify-content: flex-start;
    margin-bottom: 1rem;
  }

  .method-step__marker::before {
    top: 20px;
    bottom: auto;
    left: 40px;
    right: 0;
    width: auto;
    height: 1px;
  }

  .method-step:last-child .method-step__marker::before { display: none; }

  .method-step__desc { max-width: 26ch; }
}

.method-scope-note {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(246, 242, 234, 0.28);
  color: rgba(246, 242, 234, 0.82);
  font-size: 0.92rem;
  max-width: var(--text-max);
}

/* ---------- Diferenciadores ---------- */
.diff-grid {
  display: grid;
  gap: var(--space-lg) var(--space-lg);
}

@media (min-width: 700px) {
  .diff-grid { grid-template-columns: 1fr 1fr; }
}

.diff-item {
  border-top: 2px solid var(--bronze);
  padding-top: 0.9rem;
}

.diff-item h3 { margin-bottom: 0.4rem; }
.diff-item p { color: var(--graphite); font-size: 0.96rem; }

/* ---------- Capacidades (distintas de servicios: sin precio, sin CTA de compra) ---------- */
.capacity-grid {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

@media (min-width: 780px) {
  .capacity-grid { grid-template-columns: repeat(3, 1fr); }
}

.capacity-item {
  border-top: var(--border-hairline);
  padding-top: var(--space-sm);
}

.capacity-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bronze-text);
  border: 1px solid var(--bronze);
  border-radius: var(--radius);
  padding: 0.2rem 0.55rem;
  margin-bottom: 0.75rem;
}

.capacity-item h3 { margin-bottom: 0.4rem; font-size: 1.1rem; }
.capacity-item p { color: var(--graphite); font-size: 0.95rem; }

.capacity-note {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: var(--border-hairline);
  color: var(--stone-text);
  font-size: 0.95rem;
}

/* ---------- Links de continuidad dentro del contenido ---------- */
.section-link {
  display: inline-block;
  margin-top: 1rem;
  color: var(--navy);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.capacity-note .section-link { margin-top: 0; }

/* ---------- Sobre CGK ---------- */
.about-figure {
  font-family: var(--font-serif);
  font-size: 5rem;
  line-height: 1;
  color: var(--bronze);
  margin-bottom: var(--space-sm);
}

.about-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--navy);
  border-left: 3px solid var(--bronze);
  padding-left: 1.25rem;
  margin: var(--space-md) 0;
  max-width: 40ch;
}

/* ---------- CTA final ---------- */
.cta-final { text-align: left; }
.cta-final h2 { max-width: 16ch; }

/* ---------- Contacto ---------- */
.contact-grid {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

@media (min-width: 700px) {
  .contact-grid { grid-template-columns: repeat(3, 1fr); }
}

.contact-card {
  border-top: var(--border-hairline);
  padding-top: var(--space-sm);
}

.contact-card h3 { font-size: 1.05rem; margin-bottom: 0.3rem; }

.contact-card a {
  display: inline-block;
  margin-top: 0.5rem;
  color: var(--navy);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.contact-card .pending {
  color: var(--stone-text);
  font-size: 0.85rem;
  font-style: italic;
  text-decoration: none;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: rgba(246, 242, 234, 0.75);
  padding-block: var(--space-lg);
  font-size: 0.85rem;
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.site-footer svg { height: 26px; width: auto; }

.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(246, 242, 234, 0.18);
}

.footer-legal { max-width: 60ch; color: rgba(246, 242, 234, 0.6); }

@media (min-width: 700px) {
  .site-footer .container { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}