/* =============================================================
   MONTEGRÁN INVERSIONES SpA — styles.css
   Paleta y tipografía centralizadas en :root (sección 1).
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --azul-profundo: #1E3A5F;
  --azul-tinta:    #16283F;
  --rojo-ladrillo: #A13D34;
  --rojo-oscuro:   #8C342C;
  --neutro-fondo:  #ECEAE6;
  --panel-claro:   #F8F7F4;
  --neutro-tinta:  #1C1F26;
  --neutro-suave:  #5A6472;
  --crema:         #F4F2EE;
  --crema-suave:   #C9D1DB;
  --linea:         rgba(28, 31, 38, 0.12);
  --linea-clara:   rgba(244, 242, 238, 0.16);

  --display: "Teko", "Arial Narrow", sans-serif;
  --sans: "Inter", "Helvetica Neue", sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --ruta-roja: repeating-linear-gradient(90deg, var(--rojo-ladrillo) 0 12px, transparent 12px 24px);
  --ruta-crema: repeating-linear-gradient(90deg, rgba(244,242,238,0.55) 0 10px, transparent 10px 20px);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
  scroll-behavior: smooth;
}
body {
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--neutro-tinta);
  background: var(--neutro-fondo);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.02; }
::selection { background: var(--azul-profundo); color: var(--crema); }

:focus-visible {
  outline: 2px solid var(--rojo-ladrillo);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: 0.6rem 1rem; background: var(--azul-tinta); color: var(--crema);
  z-index: 9999; border-radius: 8px; font-weight: 500;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: 1180px; margin-inline: auto; padding-inline: var(--gutter); }
.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Reveals: solo si hay JS (html.js). Sin JS todo es visible. */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
html.js [data-reveal].is-visible { opacity: 1; transform: none; }
html.js [data-reveal][data-split] { opacity: 1; transform: none; }

/* =============================================================
   4. Typography
   ============================================================= */
.kicker {
  font: 500 0.8rem var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--azul-profundo);
}
.kicker::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 0.6rem;
  background: var(--ruta-roja);
}
.kicker--centro { text-align: center; }
.kicker--centro::after { margin-inline: auto; }
.kicker--claro { color: var(--crema-suave); }

.titulo-seccion {
  font: 600 clamp(2.5rem, 5vw, 3.7rem)/0.98 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--neutro-tinta);
  margin: 0.9rem 0 1.1rem;
}
.titulo-seccion--claro { color: var(--crema); }

.texto-suave { color: var(--neutro-suave); }
.intro-seccion { max-width: 62ch; font-size: 1.0625rem; }

/* =============================================================
   5. Components
   ============================================================= */

/* --- Botones píldora --- */
.btn {
  display: inline-block;
  border-radius: 999px;
  padding: 1rem 2.3rem;
  font: 600 0.8rem var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1;
  transition: transform 0.3s var(--ease-out), background 0.3s var(--ease-out),
              color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}
.btn-lg { padding: 1.25rem 3.2rem; font-size: 0.92rem; letter-spacing: 0.16em; }
.badge-pronto {
  display: inline-block;
  background: rgba(161, 61, 52, 0.12);
  color: var(--rojo-ladrillo);
  font: 600 0.72rem var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-rojo { background: var(--rojo-ladrillo); color: #fff; }
.btn-rojo:hover { background: var(--rojo-oscuro); }
.btn-azul { background: var(--azul-profundo); color: var(--crema); }
.btn-azul:hover { background: var(--azul-tinta); }
.btn-borde { border: 1.5px solid var(--azul-profundo); color: var(--azul-profundo); }
.btn-borde:hover { background: var(--azul-profundo); color: var(--crema); }
.btn-borde-claro { border: 1.5px solid var(--crema-suave); color: var(--crema); }
.btn-borde-claro:hover { background: var(--crema); color: var(--azul-tinta); border-color: var(--crema); }

/* --- Enlaces con subrayado de ruta (signature) --- */
.enlace-ruta {
  position: relative;
  padding-bottom: 4px;
}
.enlace-ruta::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--ruta-roja);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out);
}
.enlace-ruta:hover::after,
.enlace-ruta:focus-visible::after,
.enlace-ruta[aria-current="page"]::after { transform: scaleX(1); }

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0.85rem 0;
  transition: background 0.35s var(--ease-soft), box-shadow 0.35s var(--ease-soft), padding 0.35s var(--ease-soft);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1280px;
}
.logo-plate {
  display: inline-flex;
  align-items: center;
  background: #fff;
  border-radius: 12px;
  padding: 0.45rem 0.9rem;
  box-shadow: 0 2px 14px rgba(22, 40, 63, 0.18);
}
.logo-plate img { height: 38px; width: auto; }

.nav-desktop { display: none; }
.nav-desktop ul {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  padding: 0;
}
.nav-desktop a:not(.btn) {
  font: 500 0.8rem var(--sans);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--crema);
  transition: color 0.3s var(--ease-out);
}
.nav-desktop .btn { padding: 0.75rem 1.7rem; }

.site-header.is-solid {
  background: var(--panel-claro);
  box-shadow: 0 1px 0 var(--linea), 0 8px 30px rgba(28, 31, 38, 0.07);
  padding: 0.6rem 0;
}
.site-header.is-solid .nav-desktop a:not(.btn) { color: var(--neutro-tinta); }
.site-header.is-solid .logo-plate { box-shadow: none; border: 1px solid var(--linea); }

/* --- Menú móvil --- */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px; height: 46px;
  padding: 12px 11px;
  border-radius: 999px;
  background: rgba(248, 247, 244, 0.14);
  z-index: 210;
  position: relative;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--crema);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out), background 0.3s;
}
.site-header.is-solid .nav-toggle { background: rgba(30, 58, 95, 0.08); }
.site-header.is-solid .nav-toggle span { background: var(--azul-tinta); }
body.menu-abierto .nav-toggle span { background: var(--crema); }
body.menu-abierto .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.menu-abierto .nav-toggle span:nth-child(2) { opacity: 0; }
body.menu-abierto .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-movil {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--azul-tinta);
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out), visibility 0.4s;
}
body.menu-abierto .nav-movil { opacity: 1; visibility: visible; }
body.menu-abierto { overflow: hidden; }
body.menu-abierto .site-header {
  z-index: 300;
  background: transparent;
  box-shadow: none;
}
.nav-movil ul { list-style: none; padding: 0; text-align: center; display: grid; gap: 1.4rem; }
.nav-movil a:not(.btn) {
  font: 600 clamp(2.2rem, 9vw, 3rem) var(--display);
  text-transform: uppercase;
  color: var(--crema);
  letter-spacing: 0.02em;
}
.nav-movil a[aria-current="page"] { color: var(--crema-suave); }
.nav-movil .btn { margin-top: 1rem; }

/* --- Tarjetas --- */
.card {
  background: var(--panel-claro);
  border: 1px solid var(--linea);
  border-radius: 18px;
  padding: 1.9rem 1.7rem;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(28, 31, 38, 0.09);
}
.card .icono {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(30, 58, 95, 0.08);
  color: var(--azul-profundo);
  margin-bottom: 1.1rem;
}
.card h3 {
  font: 600 1.45rem/1.05 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--azul-profundo);
  margin-bottom: 0.4rem;
}
.card p { font-size: 0.95rem; color: var(--neutro-suave); }

/* --- Formulario --- */
.formulario { display: grid; gap: 1.2rem; }
.campo { display: grid; gap: 0.4rem; }
.campo label {
  font: 500 0.82rem var(--sans);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--neutro-tinta);
}
.campo input,
.campo textarea {
  font: 400 1rem var(--sans);
  color: var(--neutro-tinta);
  background: var(--panel-claro);
  border: 1px solid var(--linea);
  border-radius: 12px;
  padding: 0.9rem 1.1rem;
  width: 100%;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.campo input:focus,
.campo textarea:focus {
  outline: none;
  border-color: var(--azul-profundo);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.14);
}
.campo textarea { min-height: 140px; resize: vertical; }
.form-nota { font-size: 0.85rem; color: var(--neutro-suave); }
.form-exito {
  display: none;
  background: rgba(30, 58, 95, 0.07);
  border: 1px solid var(--azul-profundo);
  border-radius: 12px;
  padding: 1.1rem 1.3rem;
  color: var(--azul-profundo);
  font-weight: 500;
}
.form-exito.is-visible { display: block; }

/* --- Placeholder de foto (marcado, para reemplazar por fotos reales) --- */
.foto-placeholder {
  border: 2px dashed var(--neutro-suave);
  border-radius: 18px;
  background: var(--panel-claro);
  min-height: 340px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 0.8rem;
  text-align: center;
  padding: 2rem;
  color: var(--neutro-suave);
}
.foto-placeholder strong {
  font: 600 1.3rem/1.05 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--azul-profundo);
}
.foto-placeholder p { font-size: 0.85rem; max-width: 34ch; }

.foto-marco {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--linea);
}
.foto-marco img { width: 100%; height: 100%; object-fit: cover; }

/* =============================================================
   6. Sections
   ============================================================= */

/* --- Hero (Inicio) --- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 7rem 0 5rem;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(22, 40, 63, 0.62) 0%, rgba(22, 40, 63, 0.5) 45%, rgba(22, 40, 63, 0.82) 100%);
}
.hero-inner {
  position: relative;
  text-align: center;
  color: var(--crema);
  padding-inline: var(--gutter);
  max-width: 1180px;
}
.hero-kicker {
  font: 500 0.82rem var(--sans);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--crema-suave);
  margin-bottom: 1.4rem;
}
.hero h1 {
  font: 600 clamp(2.6rem, 7vw, 5.8rem)/1 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-inline: auto;
  margin-bottom: 1.1rem;
  text-wrap: wrap; /* anula el balance: el <br> controla las 2 líneas */
}
/* En pantallas angostas el <br> del titular estorba: se ignora y el texto fluye */
@media (max-width: 719.98px) {
  .hero h1 br { display: none; }
}
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--crema-suave);
  max-width: 46ch;
  margin-inline: auto;
  margin-bottom: 2.4rem;
}

/* --- Secciones genéricas --- */
.seccion { padding: clamp(4.5rem, 9vw, 7.5rem) 0; }
.seccion-cabeza { margin-bottom: clamp(2.2rem, 5vw, 3.5rem); }
.seccion-cabeza--centro { text-align: center; }
.seccion-cabeza--centro .intro-seccion { margin-inline: auto; }

.grid-cards {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 1fr;
}

.destacado {
  margin-top: 2.6rem;
  text-align: center;
  font: 600 clamp(1.5rem, 3vw, 2.1rem)/1.1 var(--display);
  text-transform: uppercase;
  color: var(--azul-profundo);
  letter-spacing: 0.02em;
}
.destacado em {
  font-style: normal;
  color: var(--rojo-ladrillo);
}

/* --- Cómo funciona (línea de ruta) --- */
.proceso { position: relative; }
.ruta-linea {
  position: absolute;
  top: 30px;
  left: 4%;
  right: 4%;
  height: 3px;
  background: var(--ruta-roja);
}
.pasos {
  position: relative;
  display: grid;
  gap: 2.4rem;
  grid-template-columns: 1fr;
  list-style: none;
  padding: 0;
  margin: 0;
}
.paso { position: relative; }
.paso-num {
  display: inline-block;
  font: 600 3.2rem/1 var(--display);
  color: var(--azul-profundo);
  background: var(--panel-claro);
  padding-inline: 0.55rem;
  margin-left: -0.55rem;
  position: relative;
}
.paso h3 {
  font: 600 1.5rem/1.05 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 0.4rem 0 0.3rem;
}
.paso p { font-size: 0.95rem; color: var(--neutro-suave); max-width: 30ch; }

/* --- Por qué Montegrán --- */
.dos-columnas {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  align-items: center;
}
/* Grid "La empresa" (Nosotros): imagen centrada solo respecto a los párrafos,
   no respecto al título. El título ocupa la fila de arriba; párrafos + foto van
   en la misma fila, y la foto se centra contra la altura de los párrafos. */
.empresa-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 960px) {
  .empresa-grid {
    grid-template-columns: 1fr 1.1fr;
    column-gap: 4rem;
    row-gap: 1.4rem;
    grid-template-areas:
      "cabeza ."
      "texto  foto";
  }
  .empresa-grid .empresa-cabeza { grid-area: cabeza; margin-bottom: 0; }
  .empresa-grid .empresa-texto  { grid-area: texto; }
  .empresa-grid .foto-marco     { grid-area: foto; align-self: center; }
}

.lista-checks { list-style: none; padding: 0; display: grid; gap: 1.5rem; }
.lista-checks li { display: grid; grid-template-columns: 34px 1fr; gap: 1rem; }
.check-marca {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--azul-profundo);
  color: var(--crema);
  display: grid;
  place-items: center;
  margin-top: 0.2rem;
}
.lista-checks h3 {
  font: 600 1.4rem/1.05 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--neutro-tinta);
}
.lista-checks p { font-size: 0.95rem; color: var(--neutro-suave); }

/* --- Franja adelanto / CTA --- */
.franja-panel {
  background: var(--panel-claro);
  border-block: 1px solid var(--linea);
  text-align: center;
}
.franja-panel .intro-seccion { margin-inline: auto; margin-bottom: 1.8rem; }

.franja-cta {
  background: var(--azul-tinta);
  color: var(--crema);
  text-align: center;
}
.franja-cta .titulo-seccion { color: var(--crema); }
.franja-cta p {
  color: var(--crema-suave);
  max-width: 46ch;
  margin: 0 auto 2.2rem;
}

/* --- Cabecera de páginas interiores --- */
.page-header {
  background: var(--azul-tinta);
  color: var(--crema);
  padding: clamp(9rem, 16vw, 11.5rem) 0 clamp(3rem, 6vw, 4.5rem);
  position: relative;
}
.page-header::after {
  content: "";
  position: absolute;
  left: var(--gutter); right: var(--gutter); bottom: 0;
  height: 3px;
  background: var(--ruta-crema);
}
.page-header h1 {
  font: 600 clamp(3rem, 7vw, 5.2rem)/0.96 var(--display);
  text-transform: uppercase;
  margin-top: 0.9rem;
}
.page-header .bajada {
  color: var(--crema-suave);
  max-width: 56ch;
  font-size: 1.1rem;
}

/* --- Comparativa todo incluido (Servicios) --- */
.comparativa {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 1fr;
}
.comparativa-panel {
  border-radius: 18px;
  padding: 2rem 1.8rem;
  border: 1px solid var(--linea);
  background: var(--panel-claro);
}
.comparativa-panel--azul {
  background: var(--azul-profundo);
  border-color: var(--azul-profundo);
  color: var(--crema);
}
.comparativa-panel h3 {
  font: 600 1.7rem/1.05 var(--display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 1.2rem;
}
.comparativa-panel--azul h3 { color: var(--crema); }
.comparativa-panel ul { list-style: none; padding: 0; display: grid; gap: 0.9rem; }
.comparativa-panel li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 0.7rem;
  align-items: start;
  font-size: 0.97rem;
}
.comparativa-panel--azul li { color: var(--crema-suave); }
.comparativa-panel li strong { color: inherit; font-weight: 600; }
.mini-marca {
  width: 22px; height: 22px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin-top: 0.15rem;
  background: rgba(244, 242, 238, 0.16);
  color: var(--crema);
}
.comparativa-panel:not(.comparativa-panel--azul) .mini-marca {
  background: rgba(30, 58, 95, 0.1);
  color: var(--azul-profundo);
}

/* --- Datos formales (Nosotros / Contacto) --- */
.datos-formales {
  background: var(--panel-claro);
  border: 1px solid var(--linea);
  border-radius: 18px;
  padding: 2rem 1.8rem;
}
.datos-formales dl { display: grid; gap: 1.1rem; }
.datos-formales dt {
  font: 500 0.75rem var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neutro-suave);
}
.datos-formales dd { margin: 0.15rem 0 0; font-size: 0.98rem; }
.datos-formales a { color: var(--azul-profundo); font-weight: 500; }

/* --- Footer --- */
.site-footer {
  background: var(--azul-tinta);
  color: var(--crema-suave);
  padding: clamp(3.5rem, 7vw, 5rem) 0 2rem;
}
.footer-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  padding-bottom: 2.5rem;
}
.footer-marca .wordmark {
  font: 600 2.1rem var(--display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--crema);
  line-height: 1;
}
.footer-marca p { font-size: 0.9rem; margin-top: 0.9rem; max-width: 36ch; }
.site-footer h4 {
  font: 500 0.78rem var(--sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--crema);
  margin-bottom: 1.1rem;
}
.site-footer ul { list-style: none; padding: 0; display: grid; gap: 0.6rem; }
.site-footer a { font-size: 0.93rem; transition: color 0.3s var(--ease-out); }
.site-footer a:hover { color: var(--crema); }
.footer-bottom {
  border-top: 1px solid var(--linea-clara);
  padding-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 2rem;
  justify-content: space-between;
  font-size: 0.82rem;
}
.footer-bottom a { text-decoration: underline; text-underline-offset: 3px; }

/* --- Página de créditos --- */
.pagina-simple { padding: clamp(9rem, 16vw, 11rem) 0 5rem; min-height: 70vh; }
.pagina-simple h1 {
  font: 600 clamp(2.6rem, 6vw, 4rem)/0.96 var(--display);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.lista-creditos { list-style: none; padding: 0; display: grid; gap: 1.3rem; margin-top: 2rem; }
.lista-creditos li {
  background: var(--panel-claro);
  border: 1px solid var(--linea);
  border-radius: 14px;
  padding: 1.2rem 1.5rem;
  font-size: 0.95rem;
}
.lista-creditos a { color: var(--azul-profundo); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }

/* =============================================================
   7. Effects
   ============================================================= */
@view-transition { navigation: auto; }
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.45s;
  animation-timing-function: var(--ease-out);
}
::view-transition-old(root) { animation-name: mgFadeOut; }
::view-transition-new(root) { animation-name: mgFadeIn; }
@keyframes mgFadeOut { to { opacity: 0; transform: translateY(-10px); } }
@keyframes mgFadeIn { from { opacity: 0; transform: translateY(10px); } }

/* =============================================================
   8. Responsive (mobile-first)
   ============================================================= */
@media (max-width: 959.98px) {
  /* Línea de ruta vertical en móvil */
  .ruta-linea {
    top: 0; bottom: 0;
    left: 14px; right: auto;
    width: 3px; height: auto;
    background: repeating-linear-gradient(180deg, var(--rojo-ladrillo) 0 12px, transparent 12px 24px);
  }
  .pasos { padding-left: 3.2rem; }
  .paso-num { margin-left: 0; }
  .paso::before {
    content: "";
    position: absolute;
    left: -3.2rem;
    top: 14px;
    width: 31px;
    height: 3px;
    margin-left: 14px;
    background: var(--rojo-ladrillo);
  }
}

@media (min-width: 540px) {
  .grid-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 720px) {
  .comparativa { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

@media (min-width: 960px) {
  .nav-desktop { display: block; }
  .nav-toggle, .nav-movil { display: none; }
  .grid-cards { grid-template-columns: repeat(4, 1fr); }
  .pasos { grid-template-columns: repeat(4, 1fr); }
  .dos-columnas { grid-template-columns: 1fr 1.1fr; gap: 4rem; }
  .hero h1 { letter-spacing: 0.01em; }
}

@media (min-width: 1280px) {
  .hero-sub { max-width: 50ch; }
}

/* =============================================================
   9. Reduced motion (solo efectos intrusivos)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  ::view-transition-old(root),
  ::view-transition-new(root) { animation: none; }
  html.js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .ruta-linea { clip-path: none !important; }
}