/* Lightbox reutilitzable (Discografia · Banc d'imatges): sota el viewport-guard,
 * sobre el modal (1000). Generalitzat des de l'antic caratula-lightbox.css.
 *
 * Entrada/sortida: scrim fade + imatge fade + scale (estil galeria / Instagram). */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1001;
  box-sizing: border-box;
  --lightbox-duration-in: 400ms;
  --lightbox-duration-out: 320ms;
  --lightbox-scale-from: 0.92;
  --lightbox-ease-in: cubic-bezier(0, 0, 0.2, 1);
  --lightbox-ease-out: cubic-bezier(0.4, 0, 1, 1);
  /* Mateix inset que .lightbox__img (Discografia · Banc · markdown): 2×space-5 + 40px horitzontal */
  --lightbox-edge-x: calc(2 * var(--space-5) + 40px);
  --lightbox-edge-y: calc(2 * var(--space-5));
}

.lightbox[hidden] {
  display: none !important;
}

body.lightbox-open {
  overflow: hidden;
}

.lightbox__panel {
  position: relative;
  box-sizing: border-box;
  min-height: 100%;
  min-height: 100dvh;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: max(var(--space-3), env(safe-area-inset-top)) max(var(--space-3), env(safe-area-inset-right))
    max(var(--space-3), env(safe-area-inset-bottom)) max(var(--space-3), env(safe-area-inset-left));
  background: rgba(var(--backdrop-rgb), var(--opacity-70));
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity var(--lightbox-duration-out) var(--lightbox-ease-out);
}

.lightbox:not(.lightbox--shown) .lightbox__panel {
  opacity: 0;
}

.lightbox.lightbox--shown .lightbox__panel {
  opacity: 1;
  transition-duration: var(--lightbox-duration-in);
  transition-timing-function: var(--lightbox-ease-in);
}

.lightbox__media {
  /* Només embolcall d’animació; els límits de viewport van a .lightbox__img
   * (max-*:100% sobre un wrapper sense mida definida no escala a pantalla completa). */
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  max-width: 100%;
  transform-origin: center center;
  opacity: 0;
  transform: scale(var(--lightbox-scale-from));
  transition:
    opacity var(--lightbox-duration-out) var(--lightbox-ease-out),
    transform var(--lightbox-duration-out) var(--lightbox-ease-out);
}

.lightbox:not(.lightbox--shown) .lightbox__media {
  opacity: 0;
  transform: scale(var(--lightbox-scale-from));
}

.lightbox.lightbox--shown .lightbox__media {
  opacity: 1;
  transform: scale(1);
  transition-duration: var(--lightbox-duration-in);
  transition-timing-function: var(--lightbox-ease-in);
}

/* Estat inicial quan el contenidor surt de display:none ([hidden] al .lightbox) */
@supports (transition-behavior: allow-discrete) {
  .lightbox__panel {
    transition-behavior: allow-discrete;
  }
  .lightbox__media {
    transition-behavior: allow-discrete;
    @starting-style {
      opacity: 0;
      transform: scale(var(--lightbox-scale-from));
    }
  }
  .lightbox__panel {
    @starting-style {
      opacity: 0;
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .lightbox__panel,
  .lightbox__media {
    transition: none !important;
  }
}

.lightbox__close-sticky {
  /* Posició final només per JS. */
  position: fixed;
  z-index: 1006;
  left: 0;
  top: 0;
  right: auto;
  margin: 0;
  padding: 0;
  width: auto;
  height: auto;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  opacity: 0;
  transition: none;
}

.lightbox__close-sticky.lightbox__action-bar--visible {
  opacity: 1;
  transition: opacity 0.12s ease;
}

.lightbox__action-btn {
  pointer-events: auto;
  position: relative;
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.lightbox__action-btn[hidden] {
  display: none !important;
}

/* Visor markdown: sense descàrrega (només Tancar) */
.lightbox--markdown-viewer #lightboxDownload,
body.lightbox-open--markdown #lightboxDownload {
  display: none !important;
  pointer-events: none;
}

@media (hover: hover) and (pointer: fine) {
  .lightbox__panel .lightbox__action-btn.btn-primary:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
  }
}

.lightbox__img {
  display: block;
  box-sizing: border-box;
  /* Mateix inset que Discografia / Banc: 2×space-5 (+ 40px horitzontal) */
  max-width: calc(100vw - var(--lightbox-edge-x));
  max-height: calc(100vh - var(--lightbox-edge-y));
  max-height: calc(100dvh - var(--lightbox-edge-y));
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(var(--shadow-rgb), 0.25);
  transform-origin: center center;
}

/* Upscale/downscale: el JS assigna width/height en px (containFitSize) a partir
 * d'aquests max-* (única font dels marges) — Discografia, Banc i markdown. */
.lightbox .lightbox__img {
  flex: 0 0 auto;
}

/* Visor markdown · apaisada en vertical: eixos permutats, mateix --lightbox-edge-* */
.lightbox.lightbox--markdown-viewer.lightbox--landscape-on-portrait .lightbox__img {
  transform: rotate(90deg);
  max-width: calc(
    100dvh - var(--lightbox-edge-y) - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px)
  );
  max-height: calc(
    100vw - var(--lightbox-edge-x) - env(safe-area-inset-left, 0px) - env(safe-area-inset-right, 0px)
  );
}

/* ── Galeria: peu (caption) i fletxes anterior/següent ────────────────────── */
.lightbox__caption {
  position: fixed;
  left: 50%;
  bottom: max(var(--space-3), env(safe-area-inset-bottom));
  transform: translateX(-50%);
  z-index: 1006;
  max-width: min(92vw, 760px);
  margin: 0;
  padding: var(--space-1) var(--space-3);
  text-align: center;
  font-size: var(--font-size-sm, 0.85rem);
  line-height: 1.35;
  color: #fff;
  background: rgba(var(--backdrop-rgb), var(--opacity-70));
  border-radius: var(--radius-pill, 999px);
  pointer-events: none;
}

.lightbox__caption[hidden] {
  display: none !important;
}

.lightbox__nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1006;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: #fff;
  background: rgba(var(--backdrop-rgb), var(--opacity-70));
  transition: background 0.12s ease, transform 0.12s ease;
}

.lightbox__nav[hidden] {
  display: none !important;
}

.lightbox__nav:hover {
  background: var(--color-primary);
}

.lightbox__nav:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.lightbox__nav svg {
  width: 26px;
  height: 26px;
}

.lightbox__nav--prev {
  left: max(var(--space-2), env(safe-area-inset-left));
}

.lightbox__nav--next {
  right: max(var(--space-2), env(safe-area-inset-right));
}

/* En mode estret, fletxes una mica més petites i enganxades a la vora. */
@media (max-width: 520px) {
  .lightbox__nav {
    width: 40px;
    height: 40px;
  }
  .lightbox__nav svg {
    width: 22px;
    height: 22px;
  }
}