/* ============================================================
   GlennGO — main.css (design system "instrumento de precisión")
   Consume SOLO tokens.css. Mobile 390px primero. Dark único.
   Sin JS: todo el contenido es visible; main.js (gated por .js)
   solo añade movimiento.
   ============================================================ */

/* --- Reset ligero --- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video, svg { max-width: 100%; display: block; }
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
ul, ol { padding-left: 1.2em; }
li + li { margin-top: 0.4em; }
:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; }

/* --- Utilidades --- */
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--accent); color: var(--accent-ink);
  padding: 0.5rem 1rem; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 1rem;
}
.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
}

/* --- Botones (esquinas casi rectas: precisión) --- */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  padding: 0.8em 1.6em;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  transition: background var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--solid { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.btn--solid:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn--ghost { color: var(--text); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--accent-2); color: var(--accent-2); }
.btn--wa { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.btn--wa:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn--lg { font-size: 1rem; padding: 1em 2em; }

/* --- Tarjetas --- */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.2rem, 3vw, 1.8rem);
  position: relative;
}
.card--problema { border-left: 2px solid var(--alert); }
.card--problema::before {
  content: "·"; color: var(--alert);
  position: absolute; top: 0.6rem; right: 0.9rem;
}
.card__quote { font-size: 1.05em; margin-bottom: 0.6em; }
.card__dato {
  font-family: var(--font-mono); font-size: var(--fs-small);
  color: var(--text-dim); border-top: 1px solid var(--line); padding-top: 0.8em;
}
.card__dato data { color: var(--accent-2); font-weight: 700; }
.card h3, .card h4 { margin-bottom: 0.5em; }

.tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: 0.12em; text-transform: uppercase;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0.35em 0.8em;
}
.tag--alert { color: var(--alert); border-color: var(--alert-glow); }

/* --- Secciones --- */
.sec { padding-block: var(--section-pad); border-top: 1px solid var(--line); }
.sec h2 { font-family: var(--font-display); font-size: var(--fs-h2); line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 1rem; }
.sec h3 { font-family: var(--font-display); font-size: var(--fs-h3); margin-top: 2.2rem; margin-bottom: 0.8rem; }
.sec__intro { color: var(--text-dim); max-width: 62ch; margin-bottom: 2rem; }
.sec__intro strong { color: var(--text); }
.sec__cierre { margin-top: 2.5rem; font-size: 1.1em; max-width: 60ch; }
.sec__cta { margin-top: 2.5rem; }

/* --- Nav --- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav nav {
  width: min(100% - 2.5rem, var(--container)); margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between;
  min-height: 3.6rem; position: relative;
}
.nav__logo { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.04em; color: var(--text); font-size: 1.1rem; }
.nav__logo:hover { text-decoration: none; color: var(--accent-2); }
.nav__burger { display: block; background: none; border: 0; cursor: pointer; padding: 0.5rem; }
.nav__burger span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; transition: transform var(--dur-fast); }
.nav__menu {
  display: none;
  position: absolute; top: 100%; left: -1.25rem; right: -1.25rem;
  background: var(--bg-elev); border-bottom: 1px solid var(--line);
  padding: 1rem 1.25rem 1.4rem; list-style: none;
}
.nav__menu li + li { margin-top: 0.2em; }
.nav__menu a { display: block; padding: 0.45em 0; color: var(--text-dim); }
.nav__menu a:hover { color: var(--accent-2); text-decoration: none; }
.nav__menu.is-open { display: block; }
.nav__lang a { font-family: var(--font-mono); font-size: var(--fs-small); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 0.3em 0.7em; display: inline-block; }
.nav__cta .btn { display: inline-block; margin-top: 0.6em; }
/* Estado abierto del burger */
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (min-width: 960px) {
  .nav__burger { display: none; }
  .nav__menu {
    display: flex; gap: 1.4rem; align-items: center;
    position: static; background: none; border: 0; padding: 0;
  }
  .nav__menu li + li { margin-top: 0; }
  .nav__menu a { padding: 0; font-size: var(--fs-small); }
  .nav__cta .btn { margin-top: 0; }
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  overflow: hidden;
  border-top: 0;
}
.hero__media { position: absolute; inset: 0; z-index: -1; }
.hero__ph {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 45% at 65% 55%, var(--accent-glow), transparent 65%),
    radial-gradient(ellipse 30% 25% at 30% 30%, rgba(10, 147, 150, 0.18), transparent 70%),
    var(--bg);
}
.hero__ph::after { /* grano sutil */
  content: ""; position: absolute; inset: 0; opacity: var(--grain-opacity);
  background-image: repeating-conic-gradient(rgba(255,255,255,0.4) 0% 0.0002%, transparent 0.0004% 0.05%);
  mix-blend-mode: overlay;
}
.hero__content { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; padding-block: 6rem 3rem; }
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  line-height: 1.04; letter-spacing: -0.03em;
  max-width: 14ch;
  margin-bottom: 1.2rem;
  text-wrap: balance;
}
.hero__subline { color: var(--text-dim); max-width: 52ch; font-size: 1.1em; margin-bottom: 2rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.hero__trust {
  width: min(100% - 2.5rem, var(--container)); margin-inline: auto;
  padding-block: 1.4rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint);
  display: flex; flex-wrap: wrap; gap: 0.6em 1em;
}
.hero__trust strong { color: var(--accent-2); }

/* --- Frankenstein --- */
.frankenstein__viz {
  position: relative;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  margin-block: 2rem;
  overflow: hidden;
}
.frankenstein__labels {
  position: absolute; inset: 0;
  display: flex; flex-wrap: wrap; gap: 0.8rem;
  align-content: center; justify-content: center;
  padding: 1.5rem;
}
.frankenstein__remate {
  font-size: 1.25em; max-width: 40ch; margin-inline: auto; text-align: center;
  padding: 2rem 0 0; border-top: 1px solid var(--line);
}
.frankenstein__remate strong { color: var(--accent-2); }

/* --- Desarrollo --- */
.desarrollo__cols h3 { margin-top: 0; }
.desarrollo__cols { align-items: start; }

/* --- Sistema: capas --- */
.capa {
  display: grid; gap: var(--gap);
  padding-block: 2.5rem;
  border-top: 1px solid var(--line);
  margin-top: 2.5rem;
}
.capa:first-of-type { margin-top: 0; }
.capa__media { order: -1; }
.capa h3 { margin-top: 0; }
.capa__n { margin-right: 0.3em; }
.capa__ejemplo {
  font-family: var(--font-mono); font-size: var(--fs-small);
  color: var(--text-dim);
  border-left: 2px solid var(--accent); padding-left: 1em; margin-top: 1.2rem;
}
.capa__ejemplo data { color: var(--accent-2); }
@media (min-width: 880px) {
  .capa { grid-template-columns: 1fr 1.4fr; align-items: center; }
  .capa:nth-of-type(even) .capa__media { order: 2; }
}

/* --- Construir (S7 integrado) --- */
.construir { margin-top: 4rem; padding-top: 3rem; border-top: 1px dashed var(--line-strong); }
.construir h3 { margin-top: 0; }
.construir__firma { margin-top: 1.8rem; color: var(--text-dim); }
.construir__firma strong { color: var(--text); }

/* --- Diagnóstico: rutas (details = AEO-safe) --- */
.rutas { display: grid; gap: 0.7rem; margin-block: 2rem; }
.ruta {
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--bg-elev);
}
.ruta summary {
  cursor: pointer; list-style: none;
  padding: 1rem 1.3rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.ruta summary::-webkit-details-marker { display: none; }
.ruta summary::after { content: "＋"; font-family: var(--font-mono); color: var(--accent-2); transition: transform var(--dur-fast); }
.ruta[open] summary::after { content: "－"; }
.ruta summary:hover { color: var(--accent-2); }
.ruta p { padding: 0 1.3rem 1.2rem; color: var(--text-dim); }
.ruta p strong { color: var(--accent-2); }
.escala { margin-top: 2.5rem; }

/* Frase CORE media */
.core-frase { text-align: center; font-size: clamp(1.3rem, 3vw, 1.9rem); font-family: var(--font-display); max-width: 30ch; margin-inline: auto; }
.core-frase__sub { display: block; font-size: 0.6em; color: var(--text-dim); font-family: var(--font-body); margin-top: 0.8em; }

/* --- Productos --- */
.prod {
  display: grid; gap: var(--gap);
  padding-block: 2.5rem; border-top: 1px solid var(--line);
}
.prod:first-of-type { margin-top: 2.5rem; }
.prod h3 { margin-top: 0; }
.prod__nota { color: var(--text-faint); font-size: var(--fs-small); }
.prod ul li::marker { color: var(--accent-2); }
@media (min-width: 880px) {
  .prod { grid-template-columns: 1fr 1.6fr; align-items: center; }
}

/* --- Un día SIN/CON --- */
.dia__grid { display: grid; gap: var(--gap); }
@media (min-width: 880px) { .dia__grid { grid-template-columns: 1fr 1fr; } }
.dia { border-radius: var(--radius-lg); padding: clamp(1.2rem, 3vw, 2rem); border: 1px solid var(--line); }
.dia--sin { background: var(--bg-elev); }
.dia--con { background: linear-gradient(160deg, rgba(10,147,150,0.12), transparent 55%), var(--bg-elev); border-color: var(--accent-glow); }
.dia h3 { margin-top: 0; font-family: var(--font-mono); font-size: var(--fs-small); letter-spacing: 0.18em; text-transform: uppercase; }
.dia--sin h3 { color: var(--alert); }
.dia--con h3 { color: var(--accent-2); }
.dia__timeline { list-style: none; padding: 0; }
.dia__timeline li { padding-block: 0.7em; border-bottom: 1px dashed var(--line); }
.dia__timeline li:last-child { border-bottom: 0; }
.dia__timeline time { font-family: var(--font-mono); color: var(--text-faint); margin-right: 0.5em; }
.dia--con .dia__timeline time { color: var(--accent-2); }

/* --- Casos --- */
.caso { max-width: 72ch; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.caso h3 { margin-top: 0; }
.caso p { margin-bottom: 0.5em; color: var(--text-dim); }
.caso p strong { color: var(--text); }

/* --- Testimonios + origen (#15) --- */
.testimonios { margin-top: 1.5rem; }
.testimonio blockquote { font-size: 1.02em; }
.testimonio figcaption { margin-top: 0.9em; color: var(--text-dim); font-size: var(--fs-small); }
.origen {
  display: inline-block; margin-left: 0.5em;
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: 0.2em 0.6em; color: var(--text-faint);
}
.origen--facebook { color: #7ab0ff; border-color: rgba(122, 176, 255, 0.35); }

/* --- Tabla comparativa --- */
.tabla-scroll { overflow-x: auto; margin-top: 1.5rem; -webkit-overflow-scrolling: touch; }
.tabla { width: 100%; border-collapse: collapse; min-width: 640px; font-size: var(--fs-small); }
.tabla th, .tabla td { text-align: left; padding: 0.9em 1em; border-bottom: 1px solid var(--line); }
.tabla thead th { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint); }
.tabla thead th:last-child { color: var(--accent-2); }
.tabla tbody th { font-weight: 600; white-space: nowrap; }
.tabla td { color: var(--text-dim); }
.tabla td:last-child { color: var(--text); }

/* --- Cintillo --- */
.cintillo { margin-top: 3.5rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.cintillo h3 { margin-top: 0; font-family: var(--font-mono); font-size: var(--fs-small); letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-faint); }
.cintillo__logos { font-size: 1.1em; color: var(--text-dim); }
.cintillo__portafolio { color: var(--text-faint); font-size: var(--fs-small); }

/* --- Glenn --- */
.glenn__foto { min-height: 340px; border-radius: var(--radius-lg); }
.glenn__nombre { color: var(--accent-2); margin-bottom: 1.2rem; }
.glenn__quote {
  margin-top: 1.6rem; padding-left: 1.2rem;
  border-left: 2px solid var(--accent);
  font-size: 1.15em; font-style: italic; color: var(--text);
}

/* --- Protocolo --- */
.protocolo { counter-reset: paso; list-style: none; padding: 0; max-width: 72ch; }
.protocolo li { counter-increment: paso; padding: 1.2rem 0 1.2rem 3.2rem; position: relative; border-bottom: 1px solid var(--line); color: var(--text-dim); }
.protocolo li::before {
  content: "0" counter(paso);
  position: absolute; left: 0; top: 1.2rem;
  font-family: var(--font-mono); color: var(--accent-2); font-size: 0.95em;
}
.protocolo strong { color: var(--text); }

/* --- FAQ --- */
.faq { max-width: 72ch; }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary { cursor: pointer; list-style: none; padding: 1.1rem 0; font-weight: 600; display: flex; justify-content: space-between; gap: 1rem; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "＋"; font-family: var(--font-mono); color: var(--accent-2); }
.faq__item[open] summary::after { content: "－"; }
.faq__item p { padding-bottom: 1.2rem; color: var(--text-dim); }

/* --- Contacto --- */
.sec--contacto { text-align: left; }
.cta-final__manifiesto { font-size: clamp(1.8rem, 4.5vw, 3rem); }
.cta-final__sub { color: var(--text-dim); margin-bottom: 2.5rem; }
.contacto__grid { align-items: start; }
.contacto__wa { display: flex; flex-direction: column; gap: 1.2rem; align-items: flex-start; }
.contacto__nota { color: var(--text-dim); font-size: var(--fs-small); }
.filtro-invertido { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint); }
.form { display: grid; gap: 1.1rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(1.2rem, 3vw, 2rem); }
.form__field { display: grid; gap: 0.4rem; }
.form__field label { font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim); }
.form__field input, .form__field textarea {
  background: var(--bg); border: 1px solid var(--line-strong); border-radius: var(--radius);
  color: var(--text); font: inherit; padding: 0.7em 0.9em;
}
.form__field input:focus, .form__field textarea:focus { border-color: var(--accent-2); outline: none; }
.form__ok { color: var(--accent-2); font-size: var(--fs-small); }

/* --- Footer --- */
.footer { border-top: 1px solid var(--line); padding-block: 3.5rem 2rem; background: var(--bg-elev); }
.footer__grid { display: grid; gap: 2.5rem; }
@media (min-width: 880px) { .footer__grid { grid-template-columns: 1.2fr 1fr 1fr; } }
.footer__logo { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin-bottom: 0.6rem; }
.footer__frase { color: var(--text-dim); font-style: italic; max-width: 30ch; }
.footer__horario { margin-top: 1rem; font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.08em; color: var(--text-faint); }
.footer__nav { list-style: none; padding: 0; columns: 2; }
.footer__nav a { color: var(--text-dim); font-size: var(--fs-small); display: inline-block; padding-block: 0.3em; }
.footer__redes { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.2rem; }
.footer__redes a { font-family: var(--font-mono); font-size: var(--fs-small); color: var(--text-dim); }
.footer__contacto { font-style: normal; font-size: var(--fs-small); color: var(--text-dim); max-width: 34ch; }
.footer__legal {
  margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.6rem;
  font-size: var(--fs-small); color: var(--text-faint);
}

/* --- Placeholders de media (swap 1:1 con GLENN_DOCS/media/) --- */
.media-ph, .hero__ph[data-media], [data-media] {
  background:
    radial-gradient(ellipse 70% 60% at 60% 45%, rgba(10, 147, 150, 0.14), transparent 70%),
    var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  position: relative;
}
.media-ph::after, [data-media]::after {
  content: "MEDIA · " attr(data-media);
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: 0.18em; color: var(--text-faint);
  white-space: nowrap;
}
.media-ph--wide { aspect-ratio: 16/7; }
.prod__media--ph { min-height: 220px; background: var(--surface); border: 1px dashed var(--line-strong); border-radius: var(--radius-lg); }

/* --- Media real (WebP optimizado) --- */
.hero__media .hero__poster,
.hero__media video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero__media video { opacity: 0; transition: opacity 0.9s var(--ease-out); }
.hero__media video.is-ready { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .hero__media video { display: none; }
}

/* Contenedores con aspect-ratio FIJO: el layout nunca salta al cargar
   (CLS 0 y los triggers de reveal siempre bien calculados) */
.capa__media, .prod__media, .dev__media, .frankenstein__viz, .caso__media {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}
.capa__media, .dev__media, .frankenstein__viz { aspect-ratio: 16 / 9; }
.prod__media { aspect-ratio: 1 / 1; }
.caso__media { aspect-ratio: 1 / 1; max-width: 560px; margin: 2.5rem auto 0; }
.glenn__foto {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  max-height: 580px;
}
.capa__media img, .prod__media img, .dev__media img,
.glenn__foto img, .caso__media img, .frankenstein__viz img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  will-change: transform;
}
@media (min-width: 880px) {
  .glenn__foto { aspect-ratio: auto; height: 100%; }
  .glenn__foto img { height: 100%; }
}

/* Esquinas técnicas "+" (instrumento de precisión) */
.capa__media::before, .prod__media::before, .dev__media::before, .caso__media::before {
  content: "+";
  position: absolute; top: 6px; left: 9px; z-index: 2;
  font-family: var(--font-mono); font-size: 0.8rem; line-height: 1;
  color: var(--text-faint);
  transition: color var(--dur-fast) var(--ease-out);
}
.capa__media::after, .prod__media::after, .dev__media::after, .caso__media::after {
  content: "+";
  position: absolute; bottom: 6px; right: 9px; z-index: 2;
  font-family: var(--font-mono); font-size: 0.8rem; line-height: 1;
  color: var(--text-faint);
  transition: color var(--dur-fast) var(--ease-out);
}
.capa__media:hover::before, .capa__media:hover::after,
.prod__media:hover::before, .prod__media:hover::after,
.dev__media:hover::before, .dev__media:hover::after,
.caso__media:hover::before, .caso__media:hover::after { color: var(--accent-2); }

/* ══════════ CAPA VIP — detalles de instrumento (sin recargar) ══════════ */

/* Grano cinematográfico global + viñeta (fixed, no interactivo) */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 90;
  pointer-events: none;
  background: radial-gradient(ellipse 120% 90% at 50% 45%, transparent 62%, rgba(0,0,0,0.42) 100%);
}
body::after {
  content: "";
  position: fixed; inset: -50%; z-index: 91;
  pointer-events: none;
  opacity: calc(var(--grain-opacity) * 0.7);
  background-image: repeating-conic-gradient(rgba(255,255,255,0.5) 0% 0.00018%, transparent 0.00036% 0.06%);
  mix-blend-mode: overlay;
  animation: grain-shift 9s steps(6) infinite;
}
@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-2%, 1%); }
  40% { transform: translate(1%, -2%); }
  60% { transform: translate(-1%, 2%); }
  80% { transform: translate(2%, -1%); }
  100% { transform: translate(0, 0); }
}
@media (prefers-reduced-motion: reduce) { body::after { animation: none; } }

/* Selección y scrollbar de instrumento */
::selection { background: var(--accent); color: var(--accent-ink); }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2a2d30; border-radius: 5px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Enlaces: subrayado animado */
main a:not(.btn):not(.nav__logo) {
  background-image: linear-gradient(var(--accent-2), var(--accent-2));
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size 0.35s var(--ease-out);
  text-decoration: none;
}
main a:not(.btn):not(.nav__logo):hover { background-size: 100% 1px; text-decoration: none; }
.footer a, .legal a { background-image: none; }

/* Flechas que se deslizan */
.link-arrow { display: inline-flex; align-items: center; gap: 0.45em; font-weight: 600; }
.link-arrow::after { content: "→"; transition: transform var(--dur-med) var(--ease-out); }
.link-arrow:hover::after { transform: translateX(6px); }
.link-arrow:hover { background-size: 100% 1px; }

/* Tarjetas: respiración al hover (desktop) */
@media (hover: hover) {
  .card, .ruta, .dia, .testimonio {
    transition: transform 0.35s var(--ease-out), border-color 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
  }
  .card:hover, .ruta:hover, .testimonio:hover {
    transform: translateY(-3px);
    border-color: var(--accent-glow);
    box-shadow: 0 12px 40px -18px var(--accent-glow);
  }
  .ruta:hover { border-color: var(--line-strong); }
  .ruta[open] { border-color: var(--accent-glow); }
  .faq__item summary:hover { color: var(--accent-2); }
  .prod:hover .prod__media img, .capa:hover .capa__media img { transform: scale(1.025); }
  .capa__media img, .prod__media img { transition: transform 0.8s var(--ease-out); }
  .btn--solid:hover, .btn--wa:hover { box-shadow: 0 0 28px -6px var(--accent-glow); }
}

/* Nav con estado de scroll */
.nav { transition: background 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out); }
.nav.is-scrolled {
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  box-shadow: 0 1px 0 var(--line);
}

/* Eyebrow con tick de instrumento */
.eyebrow { display: flex; align-items: center; gap: 0.7em; }
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px; height: 1px;
  background: var(--accent-2);
  flex: none;
}

/* Footer más editorial */
.footer__grid > div, .footer__grid > nav {
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}
.footer__redes a { position: relative; }
.footer__redes a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px; background: var(--accent-2);
  transition: width var(--dur-fast) var(--ease-out);
}
.footer__redes a:hover::after { width: 100%; }

/* Reveal de titulares por palabras (JS añade spans .w; sin JS no hay máscara) */
.js h2 .w { display: inline-block; overflow: hidden; vertical-align: top; }
.js h2 .wi { display: inline-block; will-change: transform; }

/* --- Reduced motion: contenido íntegro, cero movimiento --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* --- Hero modo scrub (activado por JS SOLO cuando existe el vídeo) --- */
.hero--scrub { min-height: 260vh; }
.hero--scrub .hero__content {
  position: sticky; top: 0;
  height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
}
.hero__media video {
  width: 100%; height: 100%;
  object-fit: cover;
}