/* ============================================================
   WEB-LA-HTML-v0.3 — Luis Alcalde
   Editorial executive · refined minimalism
   Single-file HTML · embedded CSS · no JS
   v0.3 = refinamiento prelaunch:
     · skip link + visually-hidden robusto
     · zero inline styles
     · anchors corregidos (nav apunta a secciones de home)
     · OG/Twitter/canonical con placeholder de dominio
     · CTA whitepaper con estado pendiente honesto
     · contacto stub con mailto preparados
     · status badge editorial en featured
     · vida perceptual: micro-interacciones CSS
   ============================================================ */

/* --- TOKENS --- */

@media (min-width: 768px) {
  :root {
    --fs-body: 1.125rem;
    --fs-lead: 1.375rem;
    --fs-h3: 1.5rem;
    --fs-h2: 2.25rem;
    --fs-h1: 3.5rem;
    --pad-hero-y: 6rem;
  }
}

@media (min-width: 1100px) {
  :root {
    --fs-h1: 4.25rem;
    --pad-hero-y: 7rem;
  }
}

@media (min-width: 1400px) {
  :root {
    --fs-h1: 5rem;
  }
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, ul, ol, dl, dd, dt, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
button, input { font: inherit; color: inherit; background: transparent; border: 0; }
a { color: inherit; text-decoration: none; }
summary { cursor: pointer; }

/* visually-hidden: WCAG-compliant, oculto visual pero accesible a lectores */
.visually-hidden,
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Skip link: visible solo al recibir foco con teclado */
.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: translateY(-110%);
  transition: transform 160ms ease;
}
.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* --- BASE --- */
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  font-feature-settings: "kern", "liga", "ss01";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

@media (min-width: 768px) { .wrap { padding: 0 var(--space-5); } }
@media (min-width: 1100px) { .wrap { padding: 0 var(--space-6); } }

/* --- TYPOGRAPHY --- */
h1, h2 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.022em;
  line-height: 1.05;
  color: var(--ink);
}

h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.2;
  font-size: var(--fs-h3);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); line-height: 1.1; }

.lead {
  font-size: var(--fs-lead);
  color: var(--ink-soft);
  line-height: 1.45;
  font-weight: 300;
}

.section-label {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
}

.section-label::before {
  content: "";
  width: 1.75rem;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.section-label--navy {
  color: var(--navy);
}
.section-label--navy::before {
  background: var(--navy);
}

.meta {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.placeholder {
  color: var(--ink-mute);
  background: linear-gradient(transparent calc(100% - 1px), var(--line) calc(100% - 1px));
  font-style: italic;
}

p { max-width: var(--max-w-prose); }

/* --- LINKS --- */
.link {
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  transition: color 120ms ease, border-color 120ms ease;
  padding-bottom: 1px;
}
.link:hover { color: var(--accent); border-bottom-color: var(--accent); }

.link-arrow {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 160ms ease, color 120ms ease;
}
.link-arrow::after { content: "→"; transition: transform 160ms ease; }
.link-arrow:hover { gap: 0.75rem; color: var(--accent-deep); }
.link-arrow:hover::after { transform: translateX(2px); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 246, 0.94);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: var(--border-thin);
}

.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 0.75rem 0;                 /* v0.2: header más compacto */
}

@media (min-width: 768px) {
  .site-header__inner { padding: 1.125rem 0; gap: var(--space-3); }
}

.logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  display: inline-flex;
  flex-direction: column;
  line-height: 1.05;
  gap: 1px;
}

@media (min-width: 768px) { .logo { font-size: 1.0625rem; } }

.logo__sub {
  font-family: var(--font-mono);
  font-size: 0.625rem;                /* v0.2: subtítulo más discreto en mobile */
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

@media (min-width: 768px) { .logo__sub { font-size: 0.6875rem; } }

/* Desktop nav */
.nav-desktop { display: none; }
.nav-desktop ul {
  display: flex;
  gap: var(--space-4);
}
.nav-desktop a {
  font-size: var(--fs-small);
  color: var(--ink-soft);
  letter-spacing: 0.01em;
  position: relative;
  padding: 0.25rem 0;
  transition: color 120ms ease;
}
.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 1px;
  background: var(--navy);            /* v0.2: hover en navy */
  transition: right 200ms ease;
}
.nav-desktop a:hover { color: var(--navy); }
.nav-desktop a:hover::after { right: 0; }

@media (min-width: 768px) { .nav-desktop { display: block; } }

/* Mobile menu — native <details> */
.nav-mobile {
  display: block;
  position: static;
}
@media (min-width: 768px) {
  .nav-mobile { display: none; }
}

.nav-mobile summary {
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  user-select: none;
  min-height: 36px;
}
.nav-mobile summary::-webkit-details-marker { display: none; }
.nav-mobile summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--accent);
  transition: transform 200ms ease;
}
.nav-mobile[open] summary::after {
  content: "×";
  transform: scale(1.1);
}

.nav-mobile__panel {
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--bg);
  border-bottom: var(--border-thin);
  border-top: var(--border-thin);
  padding: var(--space-3) 0;
  z-index: 40;
}

.nav-mobile__panel ul {
  display: flex;
  flex-direction: column;
}

.nav-mobile__panel li { border-bottom: var(--border-soft); }
.nav-mobile__panel li:last-child { border-bottom: 0; }

.nav-mobile__panel a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem var(--space-3);
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--ink);
  min-height: 44px;
}
.nav-mobile__panel a::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent);
}

/* Contact button (header) */
.nav-contact {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.5rem 0.75rem;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  transition: background 120ms ease, color 120ms ease;
}
.nav-contact:hover { background: var(--accent); color: var(--bg); }

@media (min-width: 768px) {
  .nav-contact {
    font-size: 0.8125rem;
    padding: 0.5rem 0.875rem;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: var(--pad-hero-y) 0;
  border-bottom: var(--border-thin);
}

.hero__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.hero__main {}

.hero__top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  gap: var(--space-2);
}

@media (min-width: 768px) {
  .hero__top { margin-bottom: var(--space-5); }
}

.hero h1 {
  max-width: 16ch;
  margin-bottom: var(--space-3);
}

.hero h1 .accent {
  color: var(--accent);
  font-style: italic;
  font-weight: 400;
}

.hero__lead {
  font-size: var(--fs-lead);
  color: var(--ink-soft);
  font-weight: 300;
  max-width: 48ch;
  line-height: 1.45;
}

/* Colophon (desktop ≥1100px): editorial masthead a la derecha */
.hero__colophon {
  display: none;
}

@media (min-width: 1100px) {
  .hero__layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: var(--space-6);
    align-items: start;
  }

  .hero__colophon {
    display: block;
    border-left: 1px solid var(--line);
    padding-left: var(--space-3);
    padding-top: 0.5rem;
    align-self: stretch;
  }

  .hero__colophon dl {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }

  .hero__colophon dt {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 0.25rem;
  }

  .hero__colophon dd {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--ink);
    line-height: 1.3;
    margin: 0;
  }

  .hero__colophon dd .accent { color: var(--navy); }
}

/* ============================================================
   ROUTES — puntos de entrada
   ============================================================ */
.routes {
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
}

.routes__head { margin-bottom: var(--space-4); }
.routes__head .section-label { margin-bottom: var(--space-3); }
.routes__head h2 { max-width: 22ch; margin-bottom: var(--space-2); }
.routes__head p {
  color: var(--ink-soft);
  font-size: var(--fs-body);
  max-width: 56ch;
}

.route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--border-thin);
}

.route-card {
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: padding 200ms ease, background 200ms ease;
  min-height: 44px;
}

.route-card__num {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.route-card h3 { margin-bottom: 0.375rem; }

.route-card p {
  color: var(--ink-soft);
  font-size: var(--fs-body);
  line-height: 1.5;
  flex-grow: 1;
}

.route-card__cta {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 32px;
}
.route-card__cta::after {
  content: "→";
  transition: transform 200ms ease;
}
.route-card:hover .route-card__cta::after { transform: translateX(4px); }

@media (min-width: 768px) {
  .route-grid {
    grid-template-columns: repeat(2, 1fr);
    border-left: var(--border-thin);
  }

  .route-card {
    padding: var(--space-4);
    border-right: var(--border-thin);
    gap: 0.625rem;
  }

  .route-card:hover {
    background: var(--bg-elev);
  }
}

@media (min-width: 1100px) {
  .route-card { padding: var(--space-4) var(--space-5); }
}

/* ============================================================
   FEATURED — whitepaper destacado (zona institucional)
   ============================================================ */
.featured {
  background: var(--bg-elev);
  position: relative;
  border-bottom: var(--border-thin);
}

/* Strip vertical navy: marca institucional */
.featured::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--navy);
}

.featured__inner {
  padding: var(--space-6) 0;
}

.featured__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.featured__head .section-label { margin-bottom: var(--space-3); }
.featured__head p {
  color: var(--ink-soft);
  font-size: var(--fs-small);
  margin-top: var(--space-2);
  max-width: 28ch;
}

.featured__id {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--navy);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2);
  font-weight: 500;
}

.featured__body h2 {
  margin-bottom: var(--space-3);
  max-width: 22ch;
}

.featured__body > p {
  color: var(--ink-soft);
  margin-bottom: var(--space-4);
  max-width: 56ch;
}

.featured__spec {
  display: grid;
  grid-template-columns: repeat(2, 1fr);     /* v0.2: grid fijo, no flex-wrap */
  gap: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  padding: var(--space-3) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.featured__spec-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.featured__spec-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
}

.featured__spec-value {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--navy);                        /* v0.2: navy en valores documentales */
  font-weight: 500;
  line-height: 1.3;
}

.cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  background: var(--accent);
  color: var(--bg);
  padding: 0.95rem 1.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  min-height: 44px;
  transition: background 140ms ease, transform 200ms ease;
}
.cta-primary::after { content: "↓"; font-size: 1rem; }
.cta-primary:hover { background: var(--accent-deep); }
.cta-primary:active { transform: translateY(1px); }

@media (min-width: 768px) {
  .featured__inner { padding: var(--space-7) 0; }
}

@media (min-width: 900px) {
  .featured__grid {
    grid-template-columns: 280px 1fr;
    gap: var(--space-6);
    align-items: start;
  }

  .featured__head { padding-top: var(--space-2); }

  .featured__spec {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
  }

  .featured__spec-value { font-size: 1.0625rem; }

  .featured__body h2 { font-size: 2.5rem; }
}

@media (min-width: 1100px) {
  .featured__inner { padding: var(--space-8) 0; }
  .featured__body h2 { font-size: 2.75rem; }
}

/* ============================================================
   AREAS — áreas de intervención
   ============================================================ */
.areas {
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
}

.areas__head { margin-bottom: var(--space-4); }
.areas__head .section-label { margin-bottom: var(--space-3); }
.areas__head h2 { max-width: 22ch; }

.area-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--border-thin);
}

.area {
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin);
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--space-2);
  align-items: start;
}

.area__num {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  padding-top: 0.25rem;
}

.area h3 { margin-bottom: 0.5rem; }

.area p {
  color: var(--ink-soft);
  font-size: var(--fs-body);
  max-width: 50ch;
}

@media (min-width: 768px) {
  .area-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .area {
    padding: var(--space-4) var(--space-4) var(--space-4) 0;
    border-right: var(--border-thin);
    grid-template-columns: 3.5rem 1fr;
  }
  .area:nth-child(2n) {
    border-right: none;
    padding-left: var(--space-4);
    padding-right: 0;
  }
}

@media (min-width: 1100px) {
  .areas { padding: var(--space-7) 0; }
}

/* ============================================================
   FIELDS — campos de aplicación (zona institucional)
   ============================================================ */
.fields {
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
  background: var(--bg-elev);
}

.fields__head {
  margin-bottom: var(--space-4);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.fields__head .section-label { margin-bottom: var(--space-2); }
.fields__head h2 {
  font-size: var(--fs-h3);
  font-weight: 500;
  max-width: 32ch;
}
.fields__head p {
  color: var(--ink-soft);
  max-width: 56ch;
}

.fields__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--border-soft);
  margin-top: var(--space-3);
}

.field-item {
  padding: var(--space-2) 0;
  border-bottom: var(--border-soft);
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--space-2);
  align-items: baseline;
  font-size: var(--fs-body);
}

.field-item__num {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--navy);                  /* v0.2: navy en numeración institucional */
  letter-spacing: 0.04em;
  font-weight: 500;
}

.field-item__name {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
}

.field-item__detail {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  color: var(--ink-mute);
  font-weight: 400;
  margin-top: 0.125rem;
}

@media (min-width: 768px) {
  .fields__head {
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-5);
    align-items: end;
  }
  .fields__list {
    grid-template-columns: repeat(2, 1fr);
    column-gap: var(--space-5);
  }
}

@media (min-width: 1100px) {
  .fields { padding: var(--space-7) 0; }
}

/* ============================================================
   NEWSLETTER
   ============================================================ */
.newsletter {
  padding: var(--space-7) 0;
  border-bottom: var(--border-thin);
}

.newsletter__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.newsletter__head .section-label { margin-bottom: var(--space-3); }
.newsletter__head h2 {
  font-size: var(--fs-h2);
  max-width: 18ch;
  margin-bottom: var(--space-3);
}
.newsletter__head p {
  color: var(--ink-soft);
  max-width: 50ch;
}

.newsletter__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.newsletter__row {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.newsletter__input {
  flex: 1;
  padding: 1.125rem 0;
  font-family: var(--font-display);
  font-size: var(--fs-lead);
  color: var(--ink);
  outline: none;
  min-height: 44px;
}
.newsletter__input::placeholder { color: var(--ink-mute); font-style: italic; }

.newsletter__submit {
  padding: 1.125rem 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border-top: 1px solid var(--line);
  min-height: 44px;
  transition: color 120ms ease;
}
.newsletter__submit:hover { color: var(--accent-deep); }
.newsletter__submit::after { content: " →"; }

.newsletter__note {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  margin-top: var(--space-1);
}

/* Side block at desktop: cadencia / formato (sin promesas inventadas) */
.newsletter__sidebar {
  display: none;
}

@media (min-width: 768px) {
  .newsletter__row { flex-direction: row; align-items: stretch; }
  .newsletter__submit {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding: 1.125rem var(--space-3);
    text-align: right;
    white-space: nowrap;
  }
}

@media (min-width: 1100px) {
  .newsletter__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    align-items: start;
  }
  .newsletter__sidebar {
    display: block;
    border-left: 1px solid var(--line);
    padding-left: var(--space-4);
  }
  .newsletter__sidebar dl {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }
  .newsletter__sidebar dt {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 0.25rem;
  }
  .newsletter__sidebar dd {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--ink);
    margin: 0;
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  padding: var(--space-6) 0 var(--space-4);
  background: var(--bg-deep);          /* v0.2: ligera variación de fondo */
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-5);
  border-bottom: var(--border-thin);
}

.site-footer__col h4 {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.site-footer__col ul li {
  margin-bottom: 0.625rem;
  font-size: var(--fs-small);
}

.site-footer__col a {
  color: var(--ink-soft);
  transition: color 120ms ease;
}
.site-footer__col a:hover { color: var(--navy); }   /* v0.2: hover navy en footer */

.site-footer__brand {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--navy);                  /* v0.2: brand en navy institucional */
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 0.375rem;
  display: block;
}

.site-footer__tagline {
  font-size: var(--fs-small);
  color: var(--ink-soft);
  max-width: 32ch;
  line-height: 1.5;
}

.site-footer__bottom {
  padding-top: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--ink-mute);
  text-transform: uppercase;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: var(--space-4);
  }
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* ============================================================
   FEATURED STATUS BADGE (v0.3)
   ============================================================ */
.featured__status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0.375rem 0.625rem;
  background: var(--bg);
  border: 1px solid var(--line);
  margin-bottom: var(--space-3);
}
.featured__status::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ============================================================
   CTA PRIMARY · ESTADO PENDIENTE (v0.3)
   ============================================================ */
.cta-primary[aria-disabled="true"],
.cta-primary:disabled {
  background: transparent;
  color: var(--ink-soft);
  border: 1px dashed var(--ink-mute);
  cursor: not-allowed;
}
.cta-primary[aria-disabled="true"]:hover,
.cta-primary:disabled:hover {
  background: transparent;
  color: var(--ink-soft);
  transform: none;
}
.cta-primary[aria-disabled="true"]::after,
.cta-primary:disabled::after {
  content: "·";
  opacity: 0.4;
}

.cta-note {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  margin-top: var(--space-2);
  max-width: 40ch;
}

/* ============================================================
   CONTACT STUB (v0.3)
   ============================================================ */
.contact {
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
}

.contact__head { margin-bottom: var(--space-4); }
.contact__head .section-label { margin-bottom: var(--space-3); }
.contact__head h2 { max-width: 22ch; margin-bottom: var(--space-2); }
.contact__head p {
  color: var(--ink-soft);
  font-size: var(--fs-body);
  max-width: 56ch;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--border-thin);
}

.contact-card {
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-card__num {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.contact-card h3 { margin-bottom: 0.375rem; }

.contact-card p {
  color: var(--ink-soft);
  font-size: var(--fs-body);
  line-height: 1.5;
  flex-grow: 1;
}

.contact-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0.625rem 1rem;
  border: 1px solid var(--accent);
  align-self: flex-start;
  margin-top: var(--space-2);
  min-height: 40px;
  transition: background 140ms ease, color 140ms ease;
}
.contact-card__cta::after { content: "→"; }
.contact-card__cta:hover {
  background: var(--accent);
  color: var(--bg);
}

.contact-card__note {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: repeat(3, 1fr);
    border-left: var(--border-thin);
  }
  .contact-card {
    padding: var(--space-4);
    border-right: var(--border-thin);
  }
}

@media (min-width: 1100px) {
  .contact { padding: var(--space-7) 0; }
}

/* ============================================================
   FOOTER UTILITY CLASSES (v0.3 — reemplaza inline styles)
   ============================================================ */
.footer-tagline {
  font-size: var(--fs-small);
  color: var(--ink-soft);
  max-width: 32ch;
  line-height: 1.5;
}

.footer-blurb {
  font-size: var(--fs-small);
  color: var(--ink-soft);
  margin-bottom: var(--space-2);
  line-height: 1.5;
  max-width: 28ch;
}

/* ============================================================
   VIDA PERCEPTUAL · micro-animación inicial (v0.3)
   Solo en preferencia de animación; sutil, una vez al cargar.
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  .hero__top,
  .hero h1,
  .hero__lead,
  .hero__colophon {
    opacity: 0;
    transform: translateY(8px);
    animation: editorialReveal 700ms cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
  }
  .hero h1         { animation-delay: 80ms; }
  .hero__lead      { animation-delay: 160ms; }
  .hero__colophon  { animation-delay: 240ms; }

  @keyframes editorialReveal {
    to { opacity: 1; transform: translateY(0); }
  }
}

/* ============================================================
   ACCESSIBILITY & PRINT
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

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

@media print {
  .site-header, .newsletter, .site-footer { display: none; }
  .featured::before { display: none; }
}

/* Commercial release */
.hero h1{max-width:20ch}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}
.hero-actions a{min-height:48px}
.cta-primary::after{content:"→"}
.section-copy{margin-top:1rem;color:var(--ink-soft)}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:2rem}
.step-grid article{border-top:1px solid var(--line);padding-top:1.5rem}
.step-grid h3{margin:.75rem 0}
.step-grid p{color:var(--ink-soft)}
.ecosystem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:2rem}
.ecosystem-grid article{padding:1.5rem;border:1px solid var(--line)}
.ecosystem-grid p{margin:.75rem 0 1rem;color:var(--ink-soft)}
.contact-address{overflow-wrap:anywhere}
.anchor-alias{display:block;scroll-margin-top:7rem}
.nav-contact,.nav-mobile summary{min-height:44px}
@media(max-width:767px){.step-grid,.ecosystem-grid{grid-template-columns:1fr}.hero h1{max-width:100%}.hero-actions{flex-direction:column}.hero-actions a{justify-content:center}.nav-contact{display:none}}