/* ARK Business — estilos de la landing.
   Todos los colores y medidas salen de css/tokens.css (no hay colores hex aquí).
   Orden de carga: tokens.css -> styles.css -> widgets.css */

/* ==========================================================================
   1. Base
   ========================================================================== */
:root {
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --section-pad: clamp(4rem, 2.8rem + 4.4vw, 6.5rem);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

/* Bloqueo de scroll mientras el menú móvil está abierto */
html.nav-open { overflow: hidden; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; }

a { color: inherit; }

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

:focus-visible {
  outline: 2px solid transparent; /* visible en modo de alto contraste */
  box-shadow: var(--focus-ring);
}
a:focus-visible { border-radius: 4px; }

main:focus { outline: none; }

.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 200;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: var(--accent-text);
  font: 700 var(--fs-sm)/1 var(--font-display);
  text-decoration: none;
  transform: translateY(-250%);
  transition: transform var(--dur-fast) var(--ease);
}
.skip-link:focus { transform: none; }

/* ==========================================================================
   2. Botones
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: 0.75rem 1.75rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius-pill);
  font: 700 var(--fs-sm)/1.2 var(--font-display);
  letter-spacing: 0.01em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease),
              color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.btn-sm { min-height: 40px; padding: 0.5rem 1.25rem; }

.btn-primary { background: var(--accent); color: var(--accent-text); }
.btn-primary:hover { background: var(--yellow-400); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: var(--blue-300);
}
.btn-ghost:hover {
  background: color-mix(in srgb, var(--white) 8%, transparent);
  border-color: var(--white);
}

/* ==========================================================================
   3. Header, navegación y progreso de lectura
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--blue-900);
  background: color-mix(in srgb, var(--blue-900) 92%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-on-dark);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  color: var(--white);
  text-decoration: none;
}
.brand img { height: 36px; width: auto; }
.brand-word { display: flex; flex-direction: column; line-height: 1; }
.brand-ark {
  font: 800 1.5rem/1 var(--font-display);
  letter-spacing: 0.02em;
  color: var(--accent);
}
.brand-business {
  margin-top: 0.25rem;
  font: 600 0.6875rem/1 var(--font-display);
  letter-spacing: 0.3em;
  color: var(--white);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  background: transparent;
  color: var(--white);
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast) var(--ease);
}
.nav-toggle-bars { position: relative; }
.nav-toggle-bars::before,
.nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-6px) rotate(-45deg); }

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: auto;
}
.site-nav ul {
  display: flex;
  gap: clamp(0.875rem, 3.2vw - 1rem, 1.75rem);
  list-style: none;
}
.site-nav li a {
  position: relative;
  display: inline-block;
  white-space: nowrap;
  padding-block: 0.5rem;
  font: 500 var(--fs-sm)/1.2 var(--font-body);
  color: var(--blue-200);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}
.site-nav li a:hover { color: var(--white); }
.site-nav li a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.site-nav li a[aria-current="location"] { color: var(--white); }
.site-nav li a[aria-current="location"]::after { transform: scaleX(1); }

/* Barra de progreso: el "camino recorrido" */
.progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  pointer-events: none;
}
.progress-bar {
  display: block;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
}

@media (max-width: 1023px) {
  /* Sin JS: solo se muestra el botón "Hablemos"; las secciones están en el footer */
  .site-nav { gap: 0; }
  .site-nav ul { display: none; }

  .js .nav-toggle { display: inline-flex; }
  .js .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-5);
    margin-left: 0;
    padding: var(--space-3) var(--gutter) var(--space-6);
    max-height: calc(100vh - var(--header-h));
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    overscroll-behavior: contain;
    background: var(--blue-900);
    border-bottom: 1px solid var(--line-on-dark);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-0.5rem);
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
                visibility 0s linear var(--dur);
  }
  .js .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition-delay: 0s;
  }
  .js .site-nav ul { display: flex; flex-direction: column; gap: 0; }
  .js .site-nav li { border-bottom: 1px solid var(--line-on-dark); }
  .js .site-nav li a {
    display: block;
    padding: 0.95rem 0;
    font-size: var(--fs-lg);
  }
  .js .site-nav li a::after { display: none; }
  .js .site-nav li a[aria-current="location"] { color: var(--accent); }
  .js .site-nav .btn { width: 100%; }

  /* Fondo atenuado detrás del menú: tocarlo lo cierra */
  .js body.nav-open::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 90;
    background: color-mix(in srgb, var(--blue-950) 70%, transparent);
  }
}

/* ==========================================================================
   4. Secciones: estructura común
   ========================================================================== */
main > section { scroll-margin-top: var(--header-h); }

.sec {
  position: relative;
  padding-block: var(--section-pad);
  background-color: var(--bg);
  color: var(--text);
}
.sec--alt { background-color: var(--bg-alt); }
.sec--dark { background-color: var(--bg-dark); color: var(--text-on-dark); }

.sec-head { max-width: 48rem; margin-bottom: var(--space-7); }
.sec-head h2 {
  font: 700 var(--fs-3xl)/var(--lh-tight) var(--font-display);
  letter-spacing: -0.015em;
  color: var(--heading);
  text-wrap: balance;
}
.sec-head .lead {
  margin-top: var(--space-4);
  font-size: var(--fs-lg);
  color: var(--slate-700);
  max-width: 40rem;
}
.sec-head .lead a { color: var(--blue-600); font-weight: 600; }
.sec--dark .sec-head h2 { color: var(--white); }
.sec--dark .sec-head .lead { color: var(--text-on-dark-muted); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font: 600 var(--fs-sm)/1.2 var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-600);
}
.eyebrow::before {
  content: "";
  flex: none;
  width: 1.75rem;
  height: 2px;
  background: var(--accent);
}
.eyebrow--dark { color: var(--blue-300); }

.grid { display: grid; gap: var(--space-5); }
.grid-3, .grid-2 { grid-template-columns: minmax(0, 1fr); }
@media (min-width: 640px) {
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Tarjetas */
.card {
  display: flex;
  flex-direction: column;
  padding: var(--space-5) 1.75rem 1.75rem;
  border-radius: var(--radius);
}
.card .icon {
  flex: none;
  width: 24px;
  height: 24px;
  margin-bottom: var(--space-4);
  color: var(--blue-600);
}
.card h3 {
  font: 700 var(--fs-lg)/var(--lh-snug) var(--font-display);
  color: var(--heading);
  margin-bottom: var(--space-2);
}
.card p { color: var(--slate-700); }

.card--soft { background: var(--blue-50); border-radius: var(--radius-lg); }

.card--service {
  background: var(--white);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.card--service:hover { border-color: var(--blue-300); box-shadow: var(--shadow); }
.card--service .example {
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
  line-height: 1.55;
  color: var(--slate-700);
}
.card--service p:not(.example) { margin-bottom: var(--space-4); font-size: var(--fs-base); }
.card--service .example strong { color: var(--blue-600); font-weight: 600; }

/* ==========================================================================
   5. Hero
   ========================================================================== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(100svh, 52rem);
  padding-top: calc(var(--header-h) + var(--space-7));
  padding-bottom: var(--space-8);
  background-color: var(--blue-900);
  background-image: radial-gradient(ellipse 60% 70% at 78% 42%, var(--blue-800), transparent 70%);
  color: var(--text-on-dark);
}
.hero > .container { width: 100%; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-7);
  align-items: center;
}

.hero h1 {
  margin-bottom: var(--space-5);
  font: 800 clamp(2.25rem, 1.4rem + 3.6vw, 4rem)/1.05 var(--font-display);
  letter-spacing: -0.02em;
  color: var(--white);
  text-wrap: balance;
  overflow-wrap: break-word;
}
.hero-lead {
  max-width: 34rem;
  font-size: var(--fs-lg);
  color: var(--text-on-dark-muted);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.hero-visual {
  position: relative;
  width: 100%;
  max-width: 34rem;
  margin-inline: auto;
}
.hero-art { width: 100%; height: auto; aspect-ratio: 600 / 560; }

.art-contours { stroke: var(--blue-200); stroke-width: 1; opacity: 0.1; }
.art-fade-a { stop-color: var(--blue-600); stop-opacity: 0.55; }
.art-fade-b { stop-color: var(--blue-600); stop-opacity: 0; }
.art-back { fill: url(#art-fade); opacity: 0.5; }
.art-body { fill: url(#art-fade); }
.art-ridge {
  stroke: var(--blue-300);
  stroke-width: 1.5;
  stroke-linejoin: round;
  stroke-linecap: round;
  opacity: 0.85;
}
.art-ridge--back { opacity: 0.4; }
.art-ridge--soft { opacity: 0.3; stroke-width: 1; }
.art-start { fill: var(--blue-900); stroke: var(--accent); stroke-width: 2; }
.art-trail {
  stroke: var(--accent);
  stroke-width: 3.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  animation: art-draw 1.6s var(--ease) 0.4s backwards;
}
.art-summit { animation: art-fade 0.6s var(--ease) 1.9s backwards; }
.art-flag { stroke: var(--white); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.art-summit-dot { fill: var(--accent); }
/* Solo en 404.html: tramo del sendero que se pierde fuera de la montaña */
.art-lost { stroke: var(--accent); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 2 9; }

@keyframes art-draw { from { stroke-dashoffset: 1; } }
@keyframes art-fade { from { opacity: 0; } }

/* Tarjeta tipo consola */
.console {
  position: relative;
  width: min(21.5rem, 100%);
  margin: calc(-1 * var(--space-5)) 0 0 0;
  background: var(--blue-950);
  background: color-mix(in srgb, var(--blue-950) 94%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-family: var(--font-mono);
}
.console-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line-on-dark);
}
.console-dots { display: flex; gap: 0.35rem; }
.console-dots i {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--blue-600);
}
.console-title {
  font-size: var(--fs-xs);
  letter-spacing: 0.02em;
  color: var(--blue-200);
}
.console-lines { list-style: none; padding: 1rem; display: grid; gap: 0.65rem; }
.console-lines li {
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--white);
  animation: line-in 0.5s var(--ease) backwards;
}
.console-lines li:nth-child(1) { animation-delay: 1.2s; }
.console-lines li:nth-child(2) { animation-delay: 2.1s; }
.console-lines li:nth-child(3) { animation-delay: 3s; }
.console-lines li:nth-child(4) { animation-delay: 3.9s; color: var(--blue-200); }
.console-mark { display: inline-block; width: 1.1em; color: var(--yellow-400); }
.console-lines li.is-pending::after {
  content: "";
  display: inline-block;
  width: 0.5em;
  height: 1em;
  margin-left: 0.25em;
  vertical-align: -0.15em;
  background: var(--blue-300);
  animation: blink 1.1s steps(2, start) infinite;
}
@keyframes line-in { from { opacity: 0; transform: translateY(4px); } }
@keyframes blink { to { visibility: hidden; } }

@media (min-width: 900px) {
  .hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(2rem, 4vw, 4.5rem); }
  .console {
    position: absolute;
    left: -2.5rem;
    top: 0;
    width: min(19rem, 56%);
    margin: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .art-trail { animation: none; }
  .art-summit { animation: none; }
  .console-lines li { animation: none; }
  .console-lines li.is-pending::after { animation: none; }
}

/* ==========================================================================
   6. Cinta de capacidades
   ========================================================================== */
.marquee {
  position: relative;
  background-color: var(--blue-950);
  color: var(--blue-200);
  border-block: 1px solid var(--line-on-dark);
}
.marquee-viewport {
  overflow: hidden; /* solo aquí: la cinta desborda a propósito */
  -webkit-mask-image: linear-gradient(to right, transparent, var(--ink) 7%, var(--ink) 93%, transparent);
  mask-image: linear-gradient(to right, transparent, var(--ink) 7%, var(--ink) 93%, transparent);
}
.marquee-track {
  display: flex;
  width: max-content;
  min-width: 200%;
  animation: marquee 70s linear infinite;
}
.marquee-list {
  display: flex;
  flex: 1 0 auto;
  justify-content: space-around;
  gap: var(--space-8);
  padding: 1.5rem var(--space-6);
  list-style: none;
}
.marquee-list li {
  position: relative;
  white-space: nowrap;
  font: 600 var(--fs-sm)/1.3 var(--font-display);
  letter-spacing: 0.04em;
  color: var(--blue-200);
}
.marquee-list li::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-6) - 3px);
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--accent);
}
@keyframes marquee { to { transform: translateX(-50%); } }

.marquee-viewport:hover .marquee-track,
.marquee:focus-within .marquee-track,
.marquee.is-paused .marquee-track { animation-play-state: paused; }

.marquee-toggle {
  position: absolute;
  top: 50%;
  right: var(--gutter);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-top: -18px;
  padding: 0;
  border: 1px solid var(--line-on-dark);
  border-radius: 50%;
  background: var(--blue-950);
  color: var(--blue-200);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.marquee-toggle:hover { color: var(--white); border-color: var(--blue-300); }
.marquee-toggle .icon-play { display: none; }
.marquee.is-paused .marquee-toggle .icon-play { display: block; }
.marquee.is-paused .marquee-toggle .icon-pause { display: none; }

@media (prefers-reduced-motion: reduce) {
  .marquee-viewport { -webkit-mask-image: none; mask-image: none; }
  .marquee-track { width: auto; min-width: 0; animation: none; }
  .marquee-list {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3) var(--space-7);
    padding-block: 1.25rem;
  }
  .marquee-list[aria-hidden="true"] { display: none; }
  .marquee-toggle { display: none; }
}

/* ==========================================================================
   7. Problema
   ========================================================================== */
.closing {
  max-width: 44rem;
  margin-top: var(--space-7);
  font: 600 var(--fs-xl)/1.4 var(--font-display);
  color: var(--heading);
}
.closing .mark {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 0.14em;
  text-underline-offset: 0.2em;
}

/* ==========================================================================
   8. Servicios
   ========================================================================== */
.aside-note {
  margin-top: var(--space-6);
  font-size: var(--fs-base);
  color: var(--slate-700);
}
.aside-note a { color: var(--blue-600); font-weight: 600; }

/* ==========================================================================
   8b. Productos propios
   ========================================================================== */
.sec--compact { padding-block: clamp(3rem, 2rem + 2vw, 3.5rem); }
.sec--compact .sec-head { margin-bottom: 1.75rem; }
.sec--compact .sec-head .lead { max-width: 60rem; }

.products { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-5); }
@media (min-width: 960px) {
  .products { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.product {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.product:hover { border-color: var(--blue-300); box-shadow: var(--shadow); }

/* La imagen social ya trae texto y logo: se muestra completa, en su proporción 1200 x 630 */
.product-cover { width: 100%; height: auto; aspect-ratio: 1200 / 630; object-fit: cover; background: var(--blue-900); }

.product-body { display: flex; flex: 1; flex-direction: column; padding: 1.25rem var(--space-5); }
.product-tag {
  align-self: flex-start;
  margin-bottom: var(--space-2);
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  background: var(--blue-100);
  font: 600 var(--fs-xs)/1.4 var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-700);
}
.product h3 {
  font: 800 var(--fs-2xl)/var(--lh-tight) var(--font-display);
  letter-spacing: -0.01em;
  color: var(--heading);
}
.product-slogan {
  margin-top: var(--space-1);
  font: 600 var(--fs-base)/var(--lh-snug) var(--font-display);
  color: var(--blue-600);
}
.product-desc { margin-top: var(--space-2); font-size: 0.9375rem; line-height: 1.55; color: var(--slate-700); }
.product-points { margin: 0.625rem 0 0.875rem; padding: 0; list-style: none; display: grid; gap: 0.4rem; }
.product-points li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--slate-700);
}
.product-points li::before {
  content: "";
  position: absolute;
  left: 0.3rem;
  top: 0.32em;
  width: 0.35rem;
  height: 0.7rem;
  border: solid var(--blue-600);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.product .btn { align-self: flex-start; margin-top: auto; }
.icon-ext { flex: none; }

.btn-outline {
  background: transparent;
  color: var(--blue-700);
  border-color: var(--blue-600);
}
.btn-outline:hover { background: var(--blue-700); border-color: var(--blue-700); color: var(--white); }

/* ==========================================================================
   9. Método (respaldo legible del widget "camino")
   NO poner overflow ni transform en #metodo ni en sus ancestros (sticky del widget)
   ========================================================================== */
/* Solo aplica mientras el widget no se haya montado (.w-camino lo agrega camino.js). */
.camino:not(.w-camino) .camino-steps {
  list-style: none;
  max-width: 46rem;
  counter-reset: camino-step;
}
.camino:not(.w-camino) .camino-steps li {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  column-gap: var(--space-5);
  padding-block: var(--space-4);
  border-top: 1px solid var(--line-on-dark);
  counter-increment: camino-step;
}
.camino:not(.w-camino) .camino-steps li::before {
  content: counter(camino-step, decimal-leading-zero);
  grid-row: 1 / span 2;
  font: 800 var(--fs-3xl)/1 var(--font-display);
  color: var(--accent);
}
.camino:not(.w-camino) .camino-steps h3 {
  margin-bottom: var(--space-1);
  font: 700 var(--fs-xl)/var(--lh-snug) var(--font-display);
  color: var(--white);
}
.camino:not(.w-camino) .camino-steps p { grid-column: 2; color: var(--text-on-dark-muted); }

/* ==========================================================================
   10. Casos de uso (pestañas)
   ========================================================================== */
.tablist { display: none; }
.js .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.tab {
  min-height: 44px;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-pill);
  background: var(--white);
  color: var(--blue-700);
  font: 600 var(--fs-sm)/1.2 var(--font-display);
  transition: background-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease);
}
.tab:hover { background: var(--blue-50); border-color: var(--blue-400); }
.tab[aria-selected="true"] {
  background: var(--blue-900);
  border-color: var(--blue-900);
  color: var(--white);
}

.tabpanel + .tabpanel { margin-top: var(--space-8); }
.js .tabpanel + .tabpanel { margin-top: 0; }
.tabpanel-title {
  margin-bottom: var(--space-5);
  font: 700 var(--fs-xl)/var(--lh-snug) var(--font-display);
  color: var(--heading);
}
.js .tabpanel-title {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.compare { display: grid; gap: var(--space-4); grid-template-columns: minmax(0, 1fr); }
@media (min-width: 768px) {
  .compare { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
}
.compare-col { padding: var(--space-5) 1.75rem; border-radius: var(--radius-lg); }
.compare-col h4 {
  margin-bottom: var(--space-3);
  font: 700 var(--fs-xs)/1 var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.compare-col ul { list-style: none; display: grid; gap: var(--space-3); }
.compare-col li { position: relative; padding-left: 1.4rem; }
.compare-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
}
.compare-col--before { background: var(--mist); color: var(--slate-700); }
.compare-col--before h4 { color: var(--slate-500); }
.compare-col--before li::before { width: 0.6rem; height: 2px; background: var(--slate-500); }
.compare-col--after { background: var(--blue-800); color: var(--white); }
.compare-col--after h4 { color: var(--blue-200); }
.compare-col--after li::before {
  width: 0.5rem;
  height: 0.5rem;
  margin-top: -0.12rem;
  border-radius: 50%;
  background: var(--accent);
}

.solutions { margin-top: var(--space-5); }
.solutions h4 {
  margin-bottom: var(--space-3);
  font: 700 var(--fs-xs)/1 var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-600);
}
.solutions ul { display: flex; flex-wrap: wrap; gap: var(--space-2); list-style: none; }
.solutions li {
  padding: 0.5rem 1rem;
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-pill);
  background: var(--blue-50);
  font-size: var(--fs-sm);
  line-height: 1.4;
  color: var(--blue-700);
}

/* ==========================================================================
   11. Calculadora y diagnóstico (los widgets viven en widgets.css)
   ========================================================================== */
.widget-fallback {
  max-width: 40rem;
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius);
  border: 1px solid var(--line-on-dark);
  font-size: var(--fs-lg);
  color: var(--text-on-dark-muted);
}
.widget-fallback a { color: var(--white); font-weight: 600; }
.sec--alt .widget-fallback {
  border-color: var(--blue-200);
  background: var(--white);
  color: var(--slate-700);
}
.sec--alt .widget-fallback a { color: var(--blue-600); }

/* ==========================================================================
   12. Por qué ARK
   ========================================================================== */
.sec--mark > .container { position: relative; z-index: 0; }
.watermark {
  position: absolute;
  z-index: -1;
  right: var(--gutter);
  bottom: 0;
  width: min(30rem, 62%);
  opacity: 0.07;
  pointer-events: none;
  user-select: none;
}
@media (min-width: 1100px) {
  /* Con espacio de sobra, la marca de agua queda completa a la derecha, sin tapar el texto */
  .watermark { top: 50%; bottom: auto; width: min(23rem, 33%); transform: translateY(-50%); }
  .principles { max-width: 50rem; }
}

.principles { gap: var(--space-6) var(--space-7); }
.principle {
  padding-top: var(--space-4);
  border-top: 1px solid var(--line-on-dark);
  position: relative;
}
.principle::before {
  content: "";
  position: absolute;
  left: 0;
  top: -2px;
  width: 2.5rem;
  height: 3px;
  background: var(--accent);
}
.principle h3 {
  margin-bottom: var(--space-2);
  font: 700 var(--fs-xl)/var(--lh-snug) var(--font-display);
  color: var(--white);
}
.principle p { max-width: 30rem; color: var(--text-on-dark-muted); }

/* ==========================================================================
   13. FAQ
   ========================================================================== */
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}
.faq-grid .sec-head { margin-bottom: 0; }
@media (min-width: 960px) {
  .faq-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr); gap: var(--space-9); }
}
.faq-list details {
  margin-bottom: var(--space-3);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease);
}
.faq-list details[open] { border-color: var(--blue-300); }
.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 1.1rem 1.5rem;
  border-radius: var(--radius);
  font: 600 var(--fs-base)/1.4 var(--font-display);
  color: var(--heading);
  cursor: pointer;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "";
  flex: none;
  width: 14px;
  height: 14px;
  color: var(--blue-600);
  background:
    linear-gradient(currentColor, currentColor) center / 100% 2px no-repeat,
    linear-gradient(currentColor, currentColor) center / 2px 100% no-repeat;
  transition: transform var(--dur) var(--ease);
}
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p {
  padding: 0 1.5rem 1.4rem;
  max-width: 40rem;
  color: var(--slate-700);
}

/* ==========================================================================
   14. Contacto
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}
.contact-grid .sec-head { margin-bottom: 0; }
.contact-intro { grid-area: intro; }
.contact-form { grid-area: form; }
.channels { grid-area: channels; }
.contact-grid { grid-template-areas: "intro" "form" "channels"; }
@media (min-width: 960px) {
  .contact-grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.25fr);
    grid-template-rows: auto 1fr;
    grid-template-areas:
      "intro form"
      "channels form";
    column-gap: var(--space-9);
    row-gap: var(--space-7);
    align-items: start;
  }
}

.contact-form {
  padding: var(--space-6);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius-lg);
  background: var(--blue-800);
  color-scheme: dark;
}
.form-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
@media (min-width: 640px) {
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4) var(--space-5); }
  .field--full { grid-column: 1 / -1; }
}
.field { min-width: 0; }
.field label {
  display: block;
  margin-bottom: 0.4rem;
  font: 600 var(--fs-sm)/1.3 var(--font-body);
  color: var(--blue-200);
}
.req { color: var(--yellow-400); }
.opt { font-weight: 400; color: var(--blue-300); }

.field input,
.field select,
.field textarea {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 1rem;
  border: 1px solid var(--blue-400);
  border-radius: var(--radius-sm);
  background: var(--blue-900);
  color: var(--white);
  font-size: var(--fs-base);
  line-height: 1.4;
  transition: border-color var(--dur-fast) var(--ease);
}
.field textarea { min-height: 7rem; resize: vertical; }
.field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 2.5rem;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--blue-200) 50%),
    linear-gradient(135deg, var(--blue-200) 50%, transparent 50%);
  background-position: calc(100% - 1.25rem) 55%, calc(100% - 0.9rem) 55%;
  background-size: 0.35rem 0.35rem;
  background-repeat: no-repeat;
}
.field input:hover,
.field select:hover,
.field textarea:hover { border-color: var(--blue-300); }
.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] { border-color: var(--danger-on-dark); }
.field input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px var(--blue-900) inset;
  -webkit-text-fill-color: var(--white);
}

.field-hint { margin-top: 0.4rem; font-size: var(--fs-xs); line-height: 1.4; color: var(--blue-300); }
.field-error {
  margin-top: 0.4rem;
  font-size: var(--fs-sm);
  line-height: 1.4;
  font-weight: 500;
  color: var(--danger-on-dark);
}

.form-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.form-note { margin-top: var(--space-4); font-size: var(--fs-xs); line-height: 1.5; color: var(--blue-300); }
.form-status:empty { display: none; }
.form-status {
  margin-top: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--blue-900);
  color: var(--white);
  font-size: var(--fs-sm);
}
.form-status a { color: var(--white); font-weight: 600; }

.channels-title {
  margin-bottom: var(--space-3);
  font: 700 var(--fs-xs)/1 var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-300);
}
.channels ul { list-style: none; }
.channels li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-block: var(--space-3);
  border-top: 1px solid var(--line-on-dark);
}
.channel-label { font-size: var(--fs-xs); color: var(--blue-300); }
.channels a {
  align-self: flex-start;
  font: 600 var(--fs-lg)/1.3 var(--font-display);
  color: var(--white);
  overflow-wrap: anywhere;
  text-decoration-color: var(--accent);
  text-underline-offset: 0.25em;
}

/* ==========================================================================
   15. Footer y WhatsApp flotante
   ========================================================================== */
.site-footer {
  padding-block: var(--space-8) var(--space-6);
  background-color: var(--bg-darker);
  color: var(--text-on-dark-muted);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-7);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-8); }
}
.footer-brand img { height: 80px; width: auto; }
.footer-brand p { margin-top: var(--space-4); max-width: 18rem; color: var(--text-on-dark-muted); }
.footer-heading {
  margin-bottom: var(--space-4);
  font: 700 var(--fs-xs)/1 var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-300);
}
.footer-nav ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-1) var(--space-5);
}
.footer-nav a,
.footer-contact a {
  display: inline-block;
  padding-block: 0.2rem;
  color: var(--blue-200);
  text-decoration: none;
  overflow-wrap: anywhere;
}
.footer-nav a:hover,
.footer-contact a:hover { color: var(--white); text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 0.25em; }
.footer-legal {
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line-on-dark);
  font-size: var(--fs-sm);
  color: var(--blue-300);
}

.wa-float {
  position: fixed;
  right: max(var(--space-4), env(safe-area-inset-right));
  bottom: max(var(--space-4), env(safe-area-inset-bottom));
  z-index: 90;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  box-shadow: var(--shadow-lg);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.wa-float:hover { background: var(--yellow-400); transform: translateY(-2px); }
.wa-float:focus-visible { box-shadow: var(--focus-ring), var(--shadow-lg); }

/* ==========================================================================
   16. Aparición al hacer scroll (la clase la agrega JS; si JS falla, todo se ve)
   ========================================================================== */
.reveal-init {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-slow) var(--ease) var(--reveal-delay, 0ms),
              transform var(--dur-slow) var(--ease) var(--reveal-delay, 0ms);
}
.reveal-init.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal-init { opacity: 1; transform: none; transition: none; }
}
@media print {
  .reveal-init { opacity: 1; transform: none; }
  .site-header, .wa-float, .marquee-toggle { display: none; }
}

/* Debe ir al final: gana sobre cualquier display definido arriba */
[hidden] { display: none !important; }