/* ==========================================================================
   IncubArte — Botones, carrusel, tarjetas, rail social, línea de proceso
   ========================================================================== */

/* --- Botones ----------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-height: 48px;
  padding: var(--space-sm) var(--space-xl);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  letter-spacing: 0.01em;
  text-align: center;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color var(--duration-normal) var(--ease-out),
              color var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

/* Verde sobre blanco: se usa texto negro para cumplir contraste AA */
.btn--verde {
  background: var(--verde);
  color: var(--negro);
}

.btn--verde:hover,
.btn--verde:focus-visible {
  background: var(--verde-oscuro);
  box-shadow: var(--shadow-md);
}

.btn--rosa {
  background: var(--rosa);
  color: var(--blanco);
}

.btn--rosa:hover,
.btn--rosa:focus-visible {
  background: var(--rosa-oscuro);
  box-shadow: var(--shadow-md);
}

.btn--azul {
  background: var(--azul);
  color: var(--negro);
}

.btn--azul:hover,
.btn--azul:focus-visible {
  background: var(--azul-oscuro);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--blanco);
  border-color: var(--blanco);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: var(--blanco);
  color: var(--negro);
}

.btn--outline-dark {
  background: transparent;
  color: var(--negro);
  border-color: var(--negro);
}

.btn--outline-dark:hover,
.btn--outline-dark:focus-visible {
  background: var(--negro);
  color: var(--blanco);
}

.btn[disabled],
.btn[aria-disabled='true'] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* Enlace con flecha */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--rosa-texto);
  cursor: pointer;
  transition: gap var(--duration-normal) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.link-arrow:hover,
.link-arrow:focus-visible {
  gap: var(--space-sm);
  color: var(--rosa-oscuro);
}

.link-arrow svg {
  width: 14px;
  height: 14px;
}

/* --- Carrusel de patrocinadores (derecha → izquierda) -------------------------- */
.marquee {
  --marquee-gap: clamp(2.5rem, 5vw, 5rem);
  position: relative;
  overflow: hidden;
  padding-block: var(--space-lg);
  /* Difuminado en los bordes para una entrada/salida suave */
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}

.marquee__track {
  display: flex;
  align-items: center;
  gap: var(--marquee-gap);
  width: max-content;
  animation: marquee-scroll var(--marquee-duration) linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

.marquee__item {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

/* La altura se fija en la imagen: un grid/flex item centrado no resuelve
   max-height:100% contra el contenedor, sino contra su propia área. */
.marquee__item img {
  height: clamp(36px, 4.5vw, 54px);
  width: auto;
  max-width: none;
  object-fit: contain;
}

/* El track se duplica en el HTML: -50% completa un ciclo exacto */
@keyframes marquee-scroll {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}

/* Sin movimiento: el carrusel se detiene pero NO se envuelve en varias filas.
   El track contiene los logos duplicados para que el bucle sea continuo; al
   permitir el salto de línea aparecían los 24 apilados (cada logo dos veces)
   y la banda crecía de 30 px a casi 600 px en todas las páginas.
   Se deja una sola fila con desplazamiento manual. */
@media (prefers-reduced-motion: reduce) {
  .marquee__track {
    animation: none;
  }

  .marquee {
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .marquee::-webkit-scrollbar {
    display: none;
  }

  /* Las copias sólo sirven para el bucle: sin animación sobran */
  .marquee__item[aria-hidden='true'] {
    display: none;
  }
}

/* --- Rail de redes sociales (vertical, centrado a la izquierda) ------------------ */
.social-rail {
  position: fixed;
  inset-inline-start: clamp(10px, 1.6vw, 26px);
  inset-block-start: 50%;
  transform: translateY(-50%);
  z-index: var(--z-social);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.social-rail__link {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: var(--negro);
  color: var(--blanco);
  border-radius: 50%;
  cursor: pointer;
  transition: background-color var(--duration-normal) var(--ease-out),
              color var(--duration-normal) var(--ease-out);
}

.social-rail__link svg {
  width: 19px;
  height: 19px;
  fill: currentColor;
}

.social-rail__link:hover,
.social-rail__link:focus-visible {
  background: var(--rosa);
  color: var(--blanco);
}

@media (max-width: 860px) {
  .social-rail {
    inset-block-start: auto;
    inset-block-end: var(--space-md);
    inset-inline-start: 50%;
    transform: translateX(-50%);
    flex-direction: row;
    padding: var(--space-2xs);
    background: rgb(0 0 0 / 0.55);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-pill);
  }
  .social-rail__link {
    width: 40px;
    height: 40px;
  }
}

/* --- Botón "volver arriba" -------------------------------------------------------- */
.to-top {
  position: fixed;
  inset-inline-end: clamp(12px, 2vw, 28px);
  inset-block-end: clamp(12px, 2vw, 28px);
  z-index: var(--z-social);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: var(--rosa);
  color: var(--blanco);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
              visibility var(--duration-normal),
              background-color var(--duration-normal) var(--ease-out);
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.to-top:hover,
.to-top:focus-visible {
  background: var(--rosa-oscuro);
}

.to-top svg {
  width: 18px;
  height: 18px;
}

/* --- Tarjeta de artista ------------------------------------------------------------ */
.artist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 290px), 1fr));
  gap: clamp(1.5rem, 3vw, 2.75rem);
}

.artist-card {
  display: flex;
  flex-direction: column;
  background: var(--blanco);
}

.artist-card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--gris-suave);
}

.artist-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.artist-card:hover .artist-card__media img {
  transform: scale(1.04);
}

.artist-card__body {
  padding: var(--space-md) 0 0;
}

.artist-card__role {
  display: block;
  margin-bottom: var(--space-2xs);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--rosa-texto);
}

.artist-card__name {
  margin: 0 0 var(--space-xs);
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
}

.artist-card__text {
  margin: 0 0 var(--space-md);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: #3a3a3a;
}

/* --- Tarjetas Misión / Visión ------------------------------------------------------- */
.mv {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding: clamp(1.5rem, 4vw, 3.5rem);
  background-image: url('../img/brand/cuadros-rosa-azul.png');
  background-repeat: repeat;
  background-size: auto 56px;
}

.mv__card {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--blanco);
  box-shadow: var(--shadow-md);
}

.mv__title {
  margin: 0 0 var(--space-xs);
  font-size: var(--text-xl);
  font-weight: var(--fw-bold);
  color: var(--negro);
}

.mv__card .curva {
  height: 44px;
  margin-bottom: var(--space-sm);
}

.mv__card p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

/* --- Línea de proceso (7 pasos) ------------------------------------------------------ */
.pasos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem) clamp(2rem, 5vw, 4.5rem);
}

.paso {
  display: grid;
  grid-template-columns: 56px 1fr;
  align-items: start;
  gap: var(--space-md);
}

.paso__icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  background: var(--azul);
  color: var(--negro);
  border-radius: 50%;
}

.paso__icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.paso__num {
  display: block;
  margin-bottom: var(--space-2xs);
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  line-height: 1;
  color: var(--azul-texto);
}

.paso__text {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  /* Evita que una palabra suelta caiga a un renglón huérfano */
  text-wrap: pretty;
}

/* --- Banda de dato destacado (foto + filtro negro) --------------------------------- */
.highlight {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(220px, 30vh, 340px);
  padding: var(--space-xl) var(--gutter);
  text-align: center;
  isolation: isolate;
  overflow: hidden;
}

.highlight__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.highlight::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgb(0 0 0 / 0.62);
}

.highlight__text {
  margin: 0;
  max-width: 24ch;
  font-size: var(--text-2xl);
  font-weight: var(--fw-light);
  line-height: var(--leading-snug);
  color: var(--blanco);
}

.highlight__text strong {
  font-weight: var(--fw-bold);
  color: var(--verde);
}

/* --- Perspectiva (años) ---------------------------------------------------------------- */
.perspectiva {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: clamp(2rem, 5vw, 4rem);
}

.perspectiva__item {
  text-align: center;
}

.perspectiva__year {
  margin: 0 0 var(--space-sm);
  font-size: var(--text-2xl);
  font-weight: var(--fw-bold);
  color: var(--rosa-texto);
  letter-spacing: var(--tracking-tight);
}

.perspectiva__text {
  margin: 0 auto;
  max-width: 46ch;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--negro);
}

/* --- Galería de eventos --------------------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: var(--space-xs);
}

.gallery__item {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--gris-suave);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.gallery__item:hover img {
  transform: scale(1.05);
}

/* --- Filtros de pestañas ---------------------------------------------------------------- */
.tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-xl);
}

.tab {
  min-height: 44px;
  padding: var(--space-sm) var(--space-xl);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--negro);
  background: var(--gris-suave);
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color var(--duration-normal) var(--ease-out),
              color var(--duration-normal) var(--ease-out);
}

.tab:hover {
  background: var(--azul);
}

.tab[aria-selected='true'] {
  background: var(--verde);
  color: var(--negro);
}

/* --- Bloque de texto + video (eventos) ---------------------------------------------------- */
.evento-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.evento-split__video {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--gris-suave);
  box-shadow: var(--shadow-md);
}

.evento-split__video iframe,
.evento-split__video video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}