/* ==========================================================================
   Senseben — Hero Slider (bloque `hero_slider` del Home)
   Contenido editable desde home-admin.php (tabla home_hero_slides).
   Variables CSS escopadas a .hero-banner (no :root) para no chocar con el
   resto — el sitio real ya tiene su propia clase ".hero" (otro slider en
   assets/css/style.css, línea ~269), así que este bloque usa un nombre
   distinto para no colisionar.
   del sitio, que ya tiene su propia paleta en assets/css/style.css.
   ========================================================================== */

.hero-banner {
  color-scheme: light;

  /* Paleta OFICIAL de marca Senseben (ficha proporcionada por el cliente). */
  --brand-marca: #9298ba;
  --brand-botones: #6f759c;
  --brand-fondo: #f8f9fc;
  --brand-contenedor: #91adba;
  --brand-texto-principal: #333333;
  --brand-texto-secundario: #8d8d8d;
  --brand-texto-resaltado: #9298ba;

  --background: var(--brand-fondo);
  --foreground: var(--brand-texto-principal);
  --muted-foreground: var(--brand-texto-secundario);
  --primary: var(--brand-botones);
  --primary-foreground: var(--brand-fondo);
  --secondary: color-mix(in srgb, var(--brand-contenedor) 35%, white);
  --ring: var(--brand-marca);

  --hero-line: color-mix(in srgb, var(--brand-contenedor) 40%, white);
  --hero-accent-text: var(--brand-texto-resaltado);
  --hero-shadow-color: color-mix(in srgb, var(--brand-botones) 55%, black);
  --accent: var(--secondary);

  --radius-full: 999px;
  /* Título = Poppins, Subtítulo/cuerpo = Montserrat (ficha de marca) —
     cargadas en el <head> de index.php junto a Playfair/Inter del resto
     del sitio; al estar escopadas acá, no afectan el resto de la página. */
  --font-sans: "Montserrat", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-heading: "Poppins", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;

  --hero-h: 50vh;
  --hero-duration: 6000ms;
  --hero-ease: cubic-bezier(0.22, 0.61, 0.24, 1);
  --hero-ease-ui: ease-out;
  --hero-duration-ui: 160ms;
  --hero-duration-slide: 800ms;
  --hero-duration-copy: 800ms;

  position: relative;
  isolation: isolate;
  width: 100%;
  overflow: hidden;
  margin: 0;
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  min-height: var(--hero-h);
}
@media (max-width: 1024px) {
  .hero-banner { --hero-h: 46vh; }
}
@media (max-width: 640px) {
  .hero-banner { --hero-h: 43vh; }
}

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

/* ---------- Progress bar ---------- */
.hero__progress {
  position: absolute;
  inset-inline: 0;
  top: 0;
  z-index: 30;
  height: 1px;
  background: var(--hero-line);
}
.hero__progress-bar {
  height: 1px;
  width: 0%;
  background: var(--primary);
}

/* ---------- Fondo ---------- */
.hero__canvas {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: url("../img/home/hero-fondo-movil.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  animation: canvas-fade 8s ease-in-out infinite;
}
@media (min-width: 768px) and (max-width: 1023px) {
  .hero__canvas { background-image: url("../img/home/hero-fondo-tablet.webp"); }
}
@media (min-width: 1024px) {
  .hero__canvas { background-image: url("../img/home/hero-fondo-escritorio.webp"); }
}
@keyframes canvas-fade {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.05; }
}

.hero__canvas-gradient {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--brand-marca) 10%, transparent) 0%,
    color-mix(in srgb, var(--brand-contenedor) 6%, transparent) 55%,
    color-mix(in srgb, var(--brand-fondo) 20%, transparent) 100%
  );
}

/* ---------- Grid ---------- */
.hero__grid {
  position: relative;
  z-index: 10;
  margin: 0 auto;
  display: grid;
  width: 100%;
  max-width: 1360px;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 1.75rem;
  padding: 3.5rem 1.5rem;
  grid-template-areas:
    "copy"
    "product";
}
.hero__copy-stack { grid-area: copy; display: flex; flex-direction: column; }
.hero__product { grid-area: product; }

@media (max-width: 1023px) {
  .hero__copy-stack {
    display: contents;
  }
  .hero__copy-top { grid-area: top; }
  .hero__copy-bottom { grid-area: bottom; }
  .hero__actions { grid-area: actions; }
  .hero__grid {
    grid-template-areas:
      "top"
      "product"
      "bottom"
      "actions";
  }
  .hero__eyebrow { justify-content: center; }
  .hero__actions { justify-content: center; }
}
@media (min-width: 768px) {
  .hero__grid { padding-inline: 2.5rem; gap: 1rem; }
}
@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.75rem;
    padding-block: 0;
    padding-inline: 3.5rem;
    grid-template-areas: "copy product";
  }
  .hero__copy-stack { padding-block: 4.25rem; }
  .hero-banner .btn { height: 2.5rem; }
}

.hero__copy-inner {
  transition: opacity var(--hero-duration-copy) var(--hero-ease), transform var(--hero-duration-copy) var(--hero-ease), filter var(--hero-duration-copy) var(--hero-ease);
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}
.hero__copy-inner.is-transitioning {
  opacity: 0;
  transform: translateY(-12px);
  filter: blur(4px);
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.32em;
  color: var(--muted-foreground);
}
.hero__eyebrow-line {
  height: 1px;
  width: 2rem;
  background: var(--primary);
  flex-shrink: 0;
}

.hero__title {
  margin: 1.25rem 0 0;
  max-width: 100%;
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.2vw, 1.9rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--brand-marca);
}
.hero__title-highlight {
  display: block;
  font-weight: 400;
  color: var(--hero-accent-text);
}

.hero__subtitle {
  margin: 1rem 0 0;
  max-width: 100%;
  font-size: 0.85rem;
  line-height: 1.4;
  color: var(--muted-foreground);
}
@media (min-width: 640px) { .hero__subtitle { font-size: 0.95rem; } }

@media (max-width: 1023px) {
  .hero__title { text-align: center; margin-inline: auto; }
  .hero__subtitle { text-align: center; margin-inline: auto; }
}

.hero__actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  transform: translateY(10px);
  animation: hero-rise-in 900ms var(--hero-ease) 320ms forwards;
}
@keyframes hero-rise-in {
  to { opacity: 1; transform: translateY(0); }
}

.hero-banner .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2rem;
  padding-inline: 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: transform var(--hero-duration-ui) var(--hero-ease-ui), background-color var(--hero-duration-ui) var(--hero-ease-ui), border-color var(--hero-duration-ui) var(--hero-ease-ui);
  white-space: nowrap;
}
.hero-banner .btn:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}
.hero-banner .btn--primary {
  background: var(--primary);
  color: var(--primary-foreground);
  border: 1px solid transparent;
}
.hero-banner .btn--primary:hover { transform: scale(1.015); background: color-mix(in oklab, var(--primary) 90%, transparent); }
.hero-banner .btn--outline {
  background: transparent;
  color: var(--foreground);
  border: 1px solid var(--hero-line);
}
.hero-banner .btn--outline:hover { border-color: var(--primary); background: color-mix(in oklab, var(--secondary) 60%, transparent); }

@media (max-width: 479px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero-banner .btn { width: 100%; }
}

@media (max-width: 767px) {
  .hero__subtitle { display: none; }
  .hero__copy-bottom { display: none; }
  .hero__grid {
    grid-template-areas:
      "top"
      "product"
      "actions";
  }
  .hero-banner .btn--outline { display: none; }
  .hero-banner .btn--primary {
    width: auto;
    height: auto;
    background: transparent;
    border: none;
    padding-inline: 0;
    color: var(--foreground);
  }
  .hero-banner .btn--primary:hover { background: transparent; transform: none; }
}

/* ---------- Product visual ---------- */
.hero__product {
  position: relative;
  display: flex;
  height: max(27vh, 150px);
  align-items: center;
  justify-content: center;
}
@media (min-width: 640px) { .hero__product { height: max(30vh, 170px); } }
@media (min-width: 768px) and (max-width: 1023px) { .hero__product { height: max(34vh, 220px); } }
@media (min-width: 1024px) { .hero__product { height: var(--hero-h); } }

.hero__halo {
  position: absolute;
  left: 50%; top: 50%;
  height: 68%; width: 68%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(closest-side, oklch(0.9 0.02 240 / 0.55), transparent 72%);
  filter: blur(70px);
}

.hero__product-float {
  position: relative;
  height: 100%;
  width: 100%;
  animation: hero-float-y 7s ease-in-out infinite;
}
@keyframes hero-float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

.hero__product-stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateX(var(--hero-drag-x, 0px));
  transition: transform 380ms var(--hero-ease);
}
.hero-banner.is-dragging .hero__product-stage {
  transition: none;
}

.hero__product-img {
  position: absolute;
  inset: 0;
  margin: auto;
  height: 100%;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 30px 40px oklch(0.42 0.03 250 / 0.28)) drop-shadow(0 4px 10px oklch(0.42 0.03 250 / 0.12));
  opacity: 0;
  transform: translateX(var(--hero-img-offset, 0px)) scale(0.96);
  transition: opacity var(--hero-duration-slide) var(--hero-ease), transform var(--hero-duration-slide) var(--hero-ease);
}
.hero__product-img.is-active {
  opacity: 1;
  transform: translateX(0) scale(1);
}

.hero__product-shadow {
  pointer-events: none;
  margin-inline: auto;
  height: 2.5rem;
  width: 38%;
  transform: translateY(-0.5rem);
  border-radius: 50%;
  background: radial-gradient(closest-side, oklch(0.55 0.02 250 / 0.28), transparent 75%);
  filter: blur(24px);
}

/* ---------- Controls ---------- */
.hero__controls {
  position: absolute;
  inset-inline: 0;
  bottom: 1.1rem;
  z-index: 20;
  margin-inline: auto;
  display: flex;
  width: 100%;
  max-width: 1360px;
  align-items: center;
  justify-content: space-between;
  padding-inline: 1.5rem;
}
@media (min-width: 768px) { .hero__controls { padding-inline: 2.5rem; } }
@media (min-width: 1024px) { .hero__controls { padding-inline: 3.5rem; } }

.hero__tabs {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.hero__tab {
  padding-block: 0.75rem;
  background: none;
  border: none;
  cursor: pointer;
}
.hero__tab-bar {
  display: block;
  height: 1px;
  width: 1.5rem;
  background: var(--hero-line);
  transition: width 700ms var(--hero-ease), background-color var(--hero-duration-ui) var(--hero-ease-ui);
}
.hero__tab:hover .hero__tab-bar { background: var(--muted-foreground); }
.hero__tab[aria-selected="true"] .hero__tab-bar {
  width: 3rem;
  background: var(--foreground);
}
.hero__counter {
  margin-left: 0.5rem;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.2em;
  color: var(--muted-foreground);
  white-space: nowrap;
  flex-shrink: 0;
}

.hero__nav { display: flex; align-items: center; gap: 0.5rem; }
.hero__nav-btn {
  display: flex;
  height: 2.75rem;
  width: 2.75rem;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--hero-line);
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
  transition: none;
}
.hero__nav-btn:hover { border-color: var(--primary); background: color-mix(in oklab, var(--secondary) 60%, transparent); }
.hero__nav-btn:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; }
.hero__nav-btn svg { width: 1rem; height: 1rem; }
.hero__nav-btn svg[hidden] { display: none; }

@media (max-width: 640px) {
  .hero__controls { padding-inline: 1rem; }
  .hero__tabs { gap: 0.4rem; }
  .hero__tab { padding-block: 0.5rem; }
  .hero__nav { gap: 0.35rem; }
  .hero__nav-btn { height: 2.35rem; width: 2.35rem; }
  .hero__nav-btn svg { width: 0.9rem; height: 0.9rem; }
}

/* ---------- Motion & performance preferences ---------- */
.hero-banner.is-offscreen .hero__product-float,
.hero-banner.is-offscreen .hero__canvas {
  animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
  .hero__product-float,
  .hero__canvas,
  .hero__actions {
    animation: none !important;
  }
  .hero__actions { opacity: 1; transform: none; }
  .hero__copy-inner,
  .hero__product-img,
  .hero__progress-bar {
    transition-duration: 1ms !important;
  }
}
