/* Fuentes auto-hospedadas. Generado desde Google Fonts. Subconjuntos latin y latin-ext. */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/assets/fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("/assets/fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/jetbrains-mono-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/jetbrains-mono-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Lora";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/lora-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Lora";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/lora-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --color-navy-950: #0b1a2c;
  --color-navy-900: #0f2137;
  --color-navy-760: #1e3a5f;
  --color-gold-600: #b8763e;
  --color-gold-100: #f5e6d6;
  --color-white: #ffffff;
  --color-bone: #f7fafc;
  --color-beige: #ece6db;
  --color-ink: #172033;
  --color-muted: #64748b;
  --line-dark: rgba(255, 255, 255, 0.16);
  --line-light: rgba(15, 33, 55, 0.14);
  --shadow-card: 0 14px 28px rgba(11, 26, 44, 0.08);
  --font-serif: "Lora", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --max-width: 1180px;
  --gutter: 24px;
  --rule-gold: linear-gradient(90deg, var(--color-gold-600), var(--color-beige), var(--color-gold-600));
  --radius-button: 6px;
}

* { box-sizing: border-box; }

/* La barra de scroll toma la paleta del sitio. Con la barra clara por defecto
   el borde derecho leia como una franja ajena al diseno. */
html {
  scrollbar-color: var(--color-navy-760) var(--color-navy-950);
  scrollbar-width: thin;
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bone);
  line-height: 1.6;
}

a { color: inherit; }
img { max-width: 100%; height: auto; }
.wrap { width: min(100% - 2rem, var(--max-width)); margin: 0 auto; }
.skip-link { position: absolute; left: 1rem; top: -4rem; z-index: 30; background: var(--color-gold-600); color: var(--color-navy-950); padding: .75rem 1rem; border-radius: var(--radius-button); }
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  /* 100% y no 100vw: 100vw incluye la barra de scroll y .wrap no, lo que
     dejaba el header desalineado respecto al resto de la página. */
  padding: .9rem max(1rem, calc((100% - var(--max-width)) / 2));
  background: rgba(11, 26, 44, .94);
  color: var(--color-white);
  border-bottom: 1px solid var(--line-dark);
  backdrop-filter: blur(14px);
}
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; font-family: var(--font-serif); font-size: 1.2rem; }
.brand img { display: block; height: 30px; width: auto; }
.header-menu { display: flex; align-items: center; justify-content: flex-end; gap: 1rem; flex: 1; min-width: 0; }
.site-nav { display: flex; align-items: center; gap: 1rem; font-size: .92rem; }
.site-nav a { color: rgba(255,255,255,.78); text-decoration: none; }
.site-nav a:hover, .site-nav a:focus-visible, .site-nav a[aria-current="page"] { color: var(--color-white); }
.site-nav a[aria-current="page"] { border-bottom: 2px solid var(--color-gold-600); }
.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: .85rem; flex: 0 0 auto; }
.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-left: .15rem;
  color: rgba(245, 230, 214, .68);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: 0;
  text-transform: uppercase;
}
.language-switcher a,
.language-switcher span { color: rgba(245, 230, 214, .68); text-decoration: none; padding: .25rem .1rem; }
.language-switcher a[aria-current="true"] { color: var(--color-gold-600); border-bottom: 0; }
.language-switcher a:hover,
.language-switcher a:focus-visible { color: var(--color-gold-100); }
.nav-cta { border: 1px solid var(--color-gold-600); border-radius: var(--radius-button); padding: .55rem .95rem; color: var(--color-white) !important; }
.nav-cta:hover, .nav-cta:focus-visible { background: rgba(184, 118, 62, .18); }
.menu-button { display: none; border: 1px solid var(--line-dark); background: transparent; color: var(--color-white); padding: .55rem .75rem; }

.hero {
  color: var(--color-white);
  background:
    linear-gradient(145deg, rgba(11,26,44,.98), rgba(15,33,55,.95));
  padding: 7rem 0 5rem;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .22;
  background-image:
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 44px 44px;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: var(--rule-gold);
}
.hero > .wrap {
  position: relative;
  z-index: 1;
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr); gap: 3rem; align-items: center; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1.25rem; color: rgba(255,255,255,.68); font-size: .88rem; }
.breadcrumb a { text-decoration: none; }
.eyebrow { margin: 0 0 .8rem; color: var(--color-navy-760); font-family: var(--font-mono); font-size: .75rem; letter-spacing: 0; text-transform: uppercase; }
.hero .eyebrow,
.band-dark .eyebrow,
.final-cta .eyebrow { color: var(--color-gold-100); }
h1, h2, h3 { line-height: 1.1; margin: 0; }
h1 { font-family: var(--font-serif); font-weight: 500; font-size: 3.5rem; line-height: 4rem; max-width: 18ch; }
h2 { font-family: var(--font-serif); font-size: 2.5rem; line-height: 3rem; font-weight: 500; }
h3 { font-family: var(--font-sans); font-size: 1.35rem; font-weight: 700; }
.lead { max-width: 58ch; color: rgba(255,255,255,.74); font-size: 1.15rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .8rem 1.35rem; border: 1px solid currentColor; border-radius: var(--radius-button); text-decoration: none; font-weight: 700; transition: transform .16s ease, background-color .16s ease, border-color .16s ease; }
.button-primary { background: var(--color-gold-600); border-color: var(--color-gold-600); color: var(--color-navy-950); }
.button-secondary { color: var(--color-white); }
.button:hover, .button:focus-visible { transform: translateY(-1px); }
.button-primary:hover, .button-primary:focus-visible { background: #c88a4d; border-color: #c88a4d; }
.button-secondary:hover, .button-secondary:focus-visible { background: rgba(255, 255, 255, .1); }
.text-link { color: var(--color-gold-600); font-weight: 700; }

.band { padding: 5rem 0; background: var(--color-bone); }
.band-dark { background: var(--color-navy-950); color: var(--color-white); }
.band-soft { background: var(--color-beige); }
.section-head { margin-bottom: 2rem; }
.split { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 3rem; align-items: start; }
.card-grid, .evidence-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.service-card, .evidence-card {
  background: var(--color-white);
  min-height: 260px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border: 1px solid var(--line-light);
  border-radius: 8px;
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}
.service-card:hover, .service-card:focus-within, .evidence-card:hover, .evidence-card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(30, 58, 95, .42);
  box-shadow: var(--shadow-card);
}
.service-icon {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  color: var(--color-gold-600);
  background: var(--color-gold-100);
  border: 1px solid rgba(184, 118, 62, .28);
  border-radius: 8px;
}
.service-icon svg { width: 1.45rem; height: 1.45rem; }
.service-card p, .evidence-card p { margin: 0; color: var(--color-navy-760); font-family: var(--font-mono); font-size: .72rem; letter-spacing: 0; text-transform: uppercase; }
.service-card h2, .evidence-card h2 { font-family: var(--font-sans); font-size: 1.35rem; line-height: 1.25; font-weight: 700; }
.service-card span, .evidence-card span { color: var(--color-muted); }
.service-card a { margin-top: auto; color: var(--color-navy-760); font-weight: 700; }
.check-list { margin: 0; padding: 0; list-style: none; display: grid; gap: .85rem; }
.check-list li { padding-left: 1.5rem; position: relative; }
.check-list li::before { content: ""; position: absolute; left: 0; top: .65rem; width: .55rem; height: .55rem; background: var(--color-gold-600); }
.notice { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem 2rem; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); padding-top: 1.75rem; padding-bottom: 1.75rem; }
.notice p { margin: 0; flex: 1 1 26rem; font-size: 1.05rem; line-height: 1.65; max-width: 62ch; }
/* El boton se dimensiona por su texto y no se parte en dos lineas. */
.notice .button { flex: 0 0 auto; }
.faq-list { display: grid; gap: .75rem; }
details { border: 1px solid var(--line-light); background: rgba(255,255,255,.58); padding: 1rem; }
summary { cursor: pointer; font-weight: 700; }
.definition-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.definition-card {
  border: 1px solid var(--line-light);
  background: rgba(255,255,255,.66);
  padding: 1.25rem;
}
.definition-card h3 { margin-bottom: .5rem; color: var(--color-navy-900); }
.definition-card p { margin: 0; color: var(--color-navy-700); }
.form-shell { max-width: 760px; }
form { display: grid; gap: 1rem; }
label { display: grid; gap: .35rem; font-weight: 700; }
input, select, textarea { width: 100%; border: 1px solid var(--line-light); padding: .9rem 1rem; font: inherit; background: var(--color-white); color: var(--color-ink); }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid var(--color-gold-600); outline-offset: 3px; }
.consent { display: flex; align-items: flex-start; gap: .65rem; font-weight: 500; }
.consent input { width: auto; margin-top: .35rem; }
.hp { position: absolute; left: -100vw; }
.form-status { min-height: 1.4rem; font-weight: 700; }
.prose { max-width: 760px; }

.site-footer { position: relative; background: var(--color-navy-950); color: rgba(255,255,255,.72); padding: 3.5rem 0 3rem; }
.site-footer::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: var(--rule-gold); }
.footer-grid { display: grid; grid-template-columns: 1.2fr repeat(4, 1fr); gap: 2rem; }
.footer-logo { display: block; height: 36px; width: auto; margin-bottom: 1rem; }
.site-footer h2 { color: var(--color-gold-600); font-family: var(--font-mono); font-size: .8rem; letter-spacing: 0; text-transform: uppercase; }
.site-footer a { display: block; text-decoration: none; margin: .45rem 0; }
.social-icons { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; margin-top: 1.25rem; }
.social-link {
  display: inline-grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid rgba(245, 230, 214, .28);
  border-radius: 8px;
  color: var(--color-gold-100);
}
.social-link svg { width: 1.05rem; height: 1.05rem; fill: currentColor; }
.social-link-disabled { opacity: .72; cursor: default; }

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

@media (max-width: 900px) {
  .menu-button { display: inline-flex; }
  .header-menu { position: absolute; left: 0; right: 0; top: 100%; display: none; flex-direction: column; align-items: flex-start; padding: 1rem; background: var(--color-navy-950); border-bottom: 1px solid var(--line-dark); }
  .header-menu.open { display: flex; }
  .site-nav { flex-direction: column; align-items: flex-start; }
  .header-actions { flex-direction: column; align-items: flex-start; }
  .language-switcher { margin-left: 0; }
  .hero-grid, .split, .footer-grid { grid-template-columns: 1fr; }
  .definition-grid { grid-template-columns: 1fr; }
  .card-grid, .evidence-grid { grid-template-columns: 1fr; }
  .notice { align-items: flex-start; flex-direction: column; }
  h1 { font-size: 2.375rem; line-height: 2.875rem; max-width: 13ch; }
  h2 { font-size: 1.875rem; line-height: 2.375rem; }
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}
.process-step {
  min-height: 220px;
  background: var(--color-white);
  padding: 1.35rem;
}
.process-step span {
  display: inline-grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 1rem;
  background: var(--color-navy-950);
  color: var(--color-gold-100);
  font-family: var(--font-mono);
}
.formats {
  margin-top: 1.25rem;
  border-top: 1px solid var(--line-light);
  padding-top: 1.25rem;
}
.situation-list {
  display: grid;
  border: 1px solid var(--line-light);
  background: var(--color-white);
}
.situation-row {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(220px, .6fr);
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--line-light);
}
.situation-row:last-child { border-bottom: 0; }
.situation-row p { margin: 0; }
.situation-row a { color: var(--color-navy-760); font-weight: 700; }
.final-cta {
  padding: 5rem 0;
  color: var(--color-white);
  background: linear-gradient(145deg, var(--color-navy-950), var(--color-navy-900));
  border-top: 5px solid var(--color-gold-600);
}

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

/* ---------- Diagramas ---------- */
/* Se construyen con HTML semantico para que el texto quede en el DOM:
   accesible, seleccionable, indexable y citable. Heredan color del contexto,
   asi que funcionan sobre banda clara y sobre banda navy. */

.diagram { margin: 2.5rem 0 0; }
.diagram figcaption {
  margin-top: 1.25rem; font-size: .95rem; line-height: 1.6;
  opacity: .78; max-width: 68ch;
}
.diagram-note {
  margin-top: 1rem; font-family: var(--font-mono);
  font-size: .78rem; letter-spacing: .04em; opacity: .68;
}

/* Capas ARHIAX */
.layer-stack { list-style: none; margin: 0; padding: 0 0 0 1.5rem; border-left: 2px solid var(--color-gold-600); }
.layer-row {
  display: grid; grid-template-columns: auto 1fr; gap: .15rem 1rem;
  padding: .9rem 0; border-bottom: 1px solid currentColor;
  border-bottom-color: color-mix(in srgb, currentColor 16%, transparent);
}
.layer-row:last-child { border-bottom: 0; }
.layer-num { font-family: var(--font-mono); font-size: .8rem; color: var(--color-gold-600); padding-top: .2rem; }
.layer-name { font-weight: 700; font-size: 1.1rem; }
.layer-desc { grid-column: 2; opacity: .78; font-size: .95rem; }

/* Mapa de portafolio */
.portfolio-map { display: grid; gap: 1.25rem; align-items: start; }
.map-entry {
  border: 1px solid var(--color-gold-600); border-radius: 8px;
  padding: 1.1rem 1.25rem; align-self: start;
}
.map-entry a { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: inherit; }
.map-branches { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.map-branches li { position: relative; padding-left: 1.75rem; }
.map-branches li::before {
  content: ""; position: absolute; left: 0; top: .75em; width: 1rem;
  border-top: 1px solid var(--color-gold-600);
}
.map-branches a { color: inherit; }

/* Escalera de evidencia */
.level-ladder { list-style: none; margin: 0; padding: 0; display: grid; gap: .4rem; }
.level-row {
  display: grid; grid-template-columns: 3.5rem 1fr; gap: .1rem .9rem;
  padding: .8rem 1rem; border-radius: 6px;
  border: 1px solid currentColor;
  border-color: color-mix(in srgb, currentColor 18%, transparent);
  background: transparent;
}
.level-code { font-family: var(--font-mono); font-weight: 700; font-size: .9rem; color: var(--color-gold-600); }
.level-label { font-weight: 700; }
.level-desc { grid-column: 2; opacity: .78; font-size: .93rem; }

/* Ruta por etapas */
.stage-flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.stage-card {
  display: grid; gap: .3rem; padding: 1.1rem 1.25rem; border-radius: 8px;
  border: 1px solid currentColor;
  border-color: color-mix(in srgb, currentColor 18%, transparent);
}
.stage-num { font-family: var(--font-mono); font-size: .8rem; color: var(--color-gold-600); }
.stage-name { font-weight: 700; font-size: 1.05rem; line-height: 1.3; }
.stage-desc { opacity: .78; font-size: .93rem; }

@media (min-width: 760px) {
  .portfolio-map { grid-template-columns: minmax(0, 18rem) 1fr; gap: 2.5rem; }
  .stage-flow { grid-template-columns: repeat(3, 1fr); }
}

/* Tinte ascendente de la escalera de evidencia.
   Va por nth-child y no por style inline: la CSP declara style-src 'self'
   sin 'unsafe-inline', de modo que el navegador descarta los atributos style. */
.level-row:nth-child(2) { background: rgba(184, 118, 62, .04); }
.level-row:nth-child(3) { background: rgba(184, 118, 62, .08); }
.level-row:nth-child(4) { background: rgba(184, 118, 62, .12); }
.level-row:nth-child(5) { background: rgba(184, 118, 62, .16); }
.level-row:nth-child(6) { background: rgba(184, 118, 62, .20); border-color: rgba(184, 118, 62, .5); }

/* Matrices. Tabla real por accesibilidad y citabilidad: un SVG no da
   encabezados de fila ni de columna a un lector de pantalla. */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll:focus-visible { outline: 2px solid var(--color-gold-600); outline-offset: 3px; }
.matrix { border-collapse: collapse; width: 100%; min-width: 44rem; font-size: .92rem; }
.matrix caption {
  text-align: left; padding-bottom: .9rem; font-family: var(--font-mono);
  font-size: .75rem; text-transform: uppercase; opacity: .68;
}
.matrix th, .matrix td {
  text-align: left; vertical-align: top; padding: .8rem .9rem;
  border-bottom: 1px solid currentColor;
  border-bottom-color: color-mix(in srgb, currentColor 16%, transparent);
}
.matrix thead th {
  background: var(--color-navy-950); color: var(--color-white);
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .04em;
  text-transform: uppercase; font-weight: 400; border-bottom: 0;
}
.matrix tbody th { font-weight: 700; }
.matrix tbody tr:last-child th, .matrix tbody tr:last-child td { border-bottom: 0; }

/* Anatomia de una capacidad de IA gobernada */
.capability { display: grid; gap: 1.25rem; }
.capability-core {
  margin: 0; padding: 1rem 1.25rem; border-radius: 8px;
  border: 1px solid var(--color-gold-600);
  font-weight: 700; font-size: 1.1rem; text-align: center;
}
.capability-parts { margin: 0; display: grid; gap: .75rem; }
.part {
  padding: .9rem 1.1rem; border-radius: 6px;
  border: 1px solid currentColor;
  border-color: color-mix(in srgb, currentColor 18%, transparent);
}
/* Los tres elementos de gobierno se marcan con borde y etiqueta, no solo con
   color: no se depende del color como unico medio de diferenciacion. */
.part-gov { border-color: rgba(184, 118, 62, .55); background: rgba(184, 118, 62, .07); }
.part-gov dt::after {
  content: " · gobierno"; font-family: var(--font-mono);
  font-size: .68rem; text-transform: uppercase; color: var(--color-gold-600);
  font-weight: 400; letter-spacing: .04em;
}
.part dt { font-weight: 700; }
.part dd { margin: .2rem 0 0; opacity: .78; font-size: .93rem; }

@media (min-width: 760px) {
  .stage-flow-4 { grid-template-columns: repeat(4, 1fr); }
  .capability-parts { grid-template-columns: repeat(3, 1fr); }
}

/* Sobre banda navy el encabezado relleno se confundiria con el fondo:
   se cambia por una linea dorada. */
.band-dark .matrix thead th { background: transparent; border-bottom: 2px solid var(--color-gold-600); }
.band-dark .capability-core { border-color: var(--color-gold-600); }

/* ---------- Fotografia ---------- */
.hero-photo, .section-photo {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
}
/* El hero usa la fotografia como fondo: el original trae el tercio izquierdo
   vacio justamente para recibir el texto encima. */
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-bg picture { display: block; height: 100%; }
.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 78% center;
  border-radius: 0;
}
/* Velo navy: opaco donde va el texto, translucido donde se ve la escena.
   Medido sobre la foto: el blanco sobre el extremo izquierdo queda por encima
   de 12:1 de contraste. */
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg,
      rgba(11, 26, 44, .97) 0%,
      rgba(11, 26, 44, .94) 34%,
      rgba(11, 26, 44, .78) 56%,
      rgba(11, 26, 44, .48) 100%),
    linear-gradient(to top, rgba(11, 26, 44, .55), transparent 38%);
}
/* La retícula compite con la fotografia. */
.hero-media::before { opacity: .07; }
.hero-media .hero-grid { grid-template-columns: minmax(0, 1fr); }
.hero-media .hero-grid > div { max-width: 34rem; }

/* Tira de proceso bajo los botones. Recupera las señales que antes vivian en
   el panel lateral, que la fotografia desplazo. */
.hero-steps {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  margin: 2.5rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, .18);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .72);
}
.hero-steps li { position: relative; }
.hero-steps li + li::before {
  content: "";
  position: absolute;
  left: -.85rem;
  top: .55em;
  width: .3rem;
  border-top: 1px solid var(--color-gold-600);
}

@media (max-width: 760px) {
  /* En movil el texto cruza toda la escena, asi que el velo sube. */
  .hero-bg::after {
    background:
      linear-gradient(rgba(11, 26, 44, .95), rgba(11, 26, 44, .93)),
      linear-gradient(to top, rgba(11, 26, 44, .6), transparent 40%);
  }
  .hero-photo { object-position: 65% center; }
}
.photo-split { display: grid; gap: 2rem; align-items: center; }
.photo-split .section-photo { border: 1px solid var(--line-light); }
.band-dark .photo-split .section-photo { border-color: var(--line-dark); }

@media (min-width: 760px) {
  .photo-split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3rem; }
  .photo-split.photo-first > :last-child { order: -1; }
}

/* ---------- Contacto ---------- */
/* El formulario es el trabajo de la página, así que va primero y la columna
   de contexto lo acompana en vez de precederlo. Antes el formulario
   empezaba a 1629 px de scroll, detras de dos secciones de preambulo. */
.contact-layout { display: grid; gap: 3rem; }
.contact-lead { max-width: 52ch; margin: 1rem 0 2.5rem; color: var(--color-muted); }
.contact-aside { display: grid; gap: 2rem; align-content: start; }
.contact-aside .section-photo { border: 1px solid var(--line-light); }
.aside-title { font-family: var(--font-serif); font-weight: 500; font-size: 1.5rem; line-height: 1.25; margin: 0 0 1.25rem; }

@media (min-width: 900px) {
  .contact-layout { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 4.5rem; align-items: start; }
  /* Acompana el scroll del formulario. El desplazamiento superior deja pasar
     la cabecera fija. */
  .contact-aside { position: sticky; top: 6rem; }
}

/* ---------- Aparicion al entrar en viewport ---------- */
/* La clase js-reveal la pone el script. Sin JavaScript no hay estado oculto,
   asi que el contenido siempre se ve. Solo se animan opacity y transform,
   como exige la especificacion visual. */
.js-reveal .reveal {
  opacity: 0;
  transform: translateY(14px);
}
.js-reveal .reveal.is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 260ms ease-out, transform 260ms ease-out;
}

/* Escalonado dentro de una misma rejilla: las tarjetas no entran a la vez,
   entran de izquierda a derecha. Va por nth-child porque la CSP descarta los
   atributos style. */
.js-reveal .card-grid > .reveal.is-visible:nth-child(2),
.js-reveal .evidence-grid > .reveal.is-visible:nth-child(2) { transition-delay: 70ms; }
.js-reveal .card-grid > .reveal.is-visible:nth-child(3),
.js-reveal .evidence-grid > .reveal.is-visible:nth-child(3) { transition-delay: 140ms; }
.js-reveal .card-grid > .reveal.is-visible:nth-child(4),
.js-reveal .evidence-grid > .reveal.is-visible:nth-child(4) { transition-delay: 70ms; }
.js-reveal .card-grid > .reveal.is-visible:nth-child(5),
.js-reveal .evidence-grid > .reveal.is-visible:nth-child(5) { transition-delay: 140ms; }
.js-reveal .card-grid > .reveal.is-visible:nth-child(6),
.js-reveal .evidence-grid > .reveal.is-visible:nth-child(6) { transition-delay: 210ms; }

.js-reveal .process-grid > .reveal.is-visible:nth-child(2) { transition-delay: 70ms; }
.js-reveal .process-grid > .reveal.is-visible:nth-child(3) { transition-delay: 140ms; }
.js-reveal .faq-list > .reveal.is-visible:nth-child(2) { transition-delay: 50ms; }
.js-reveal .faq-list > .reveal.is-visible:nth-child(3) { transition-delay: 100ms; }
.js-reveal .faq-list > .reveal.is-visible:nth-child(4) { transition-delay: 150ms; }

/* La fotografia entra desde el lado contrario al texto. */
.js-reveal .photo-split > .reveal:last-child { transform: translateY(14px) translateX(16px); }
.js-reveal .photo-split > .reveal.is-visible:last-child { transform: none; }

@media (prefers-reduced-motion: reduce) {
  .js-reveal .reveal { opacity: 1; transform: none; }
}

/* Panel del hero, propio de cada página.
   Antes las once páginas internas repetían el mismo listado de cinco chips,
   que no aportaba nada especifico a ninguna. */
.hero-panel { border: 1px solid var(--line-dark); padding: 1.5rem; border-radius: 8px; }
.hero-panel .eyebrow { color: var(--color-gold-100); margin-bottom: 1.1rem; }
.hero-panel ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .8rem; }
.hero-panel li {
  position: relative;
  padding-left: 1.4rem;
  color: rgba(255, 255, 255, .82);
  font-size: .95rem;
  line-height: 1.45;
}
.hero-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: .5rem;
  border-top: 1px solid var(--color-gold-600);
}

/* Tres puertas de Home.
   Antes eran tres secciones consecutivas de estructura identica, cada una con
   un fondo distinto y alturas desiguales. Como cumplen la misma funcion, son
   un conjunto: un solo fondo, tres tarjetas de igual alto. Eso ademas baja el
   beige del 23 al 14 por ciento de la página, dentro de la proporción
   aprobada. */
.gate-grid { display: grid; gap: 1.5rem; }
.gate {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding: 1.75rem;
  background: var(--color-white);
  border: 1px solid var(--line-light);
  border-radius: 8px;
}
.gate h3 { font-family: var(--font-serif); font-weight: 500; font-size: 1.6rem; line-height: 1.2; }
.gate-text { margin: 0; color: var(--color-muted); }
/* El enlace se ancla abajo, de modo que las tres tarjetas cierran a la misma
   altura aunque el texto varie. */
.gate .text-link { margin-top: auto; padding-top: .5rem; }

@media (min-width: 860px) {
  .gate-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}