/* ==========================================================================
   case-study.css
   Estilos de las páginas de proyecto individuales (porta/*.html).
   Reutiliza los tokens de ../css/variables.css — mismo look que el resto
   del sitio, layout simple de una columna (sin sidebar).
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--clr-bg);
  color: var(--clr-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: var(--lh-tight);
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: none;
}

.mono {
  font-family: var(--font-mono);
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--sp-4);
  background: var(--clr-accent);
  color: var(--clr-bg);
  padding: var(--sp-2) var(--sp-4);
  z-index: 200;
  border-radius: 4px;
}
.skip-link:focus {
  top: var(--sp-4);
}

:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

/* ---------------------------------------------------------------------- */
/* HEADER / BACK LINK                                                     */
/* ---------------------------------------------------------------------- */

.cs-header {
  padding: var(--sp-6) var(--sp-6) 0;
  max-width: 42rem;
  margin: 0 auto;
}

.cs-header-logo {
  display: inline-flex;
  align-items: center;
  opacity: 0.45;
  transition: opacity 0.2s ease;
}

.cs-header-logo:hover,
.cs-header-logo:focus-visible {
  opacity: 1;
}

.cs-back {
  display: inline-block;
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  transition: color var(--transition-fast);
}

.cs-back:hover,
.cs-back:focus-visible {
  color: var(--clr-accent);
}

/* ---------------------------------------------------------------------- */
/* MAIN                                                                   */
/* ---------------------------------------------------------------------- */

.cs-main {
  max-width: 42rem;
  margin: 0 auto;
  padding: var(--sp-8) var(--sp-6) var(--sp-32);
}

/* ---------------------------------------------------------------------- */
/* HERO                                                                   */
/* ---------------------------------------------------------------------- */

.cs-eyebrow {
  color: var(--clr-accent);
  font-size: var(--fs-sm);
  margin-bottom: var(--sp-2);
}

.cs-title {
  font-size: var(--fs-2xl);
  margin-bottom: var(--sp-3);
}

.cs-subtitle {
  color: var(--clr-text-secondary);
  font-size: var(--fs-md);
  max-width: 34rem;
  margin-bottom: var(--sp-6);
}

.cs-meta {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  margin-bottom: var(--sp-6);
}

.cs-meta strong {
  color: var(--clr-text-primary);
  font-weight: 500;
}

.cs-live-link {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-accent);
  border-bottom: 1px solid var(--clr-accent);
  padding-bottom: 2px;
}

/* ---------------------------------------------------------------------- */
/* COVER                                                                  */
/* ---------------------------------------------------------------------- */

.cs-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  background-color: var(--clr-bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: var(--sp-16);
  margin-top: 12px;
}

.cs-cover__placeholder {
  color: var(--clr-text-muted);
  font-size: var(--fs-sm);
}

.cs-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top; /* antes: center */
}

/* .web-site__cover img — no tiene object-position, agrégala */
.web-site__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center -5%;
}
/* ---------------------------------------------------------------------- */
/* SECCIONES                                                              */
/* ---------------------------------------------------------------------- */

.cs-section {
  padding: var(--sp-12) 0;
  border-top: 1px solid var(--clr-border);
}

.cs-section__title {
  font-size: var(--fs-lmd);
  margin-bottom: var(--sp-4);
}

.cs-section__body {
  color: var(--clr-text-secondary);
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  max-width: 38rem;
}

/* ---------------------------------------------------------------------- */
/* DECISIONES DE FRONTEND (grid)                                         */
/* ---------------------------------------------------------------------- */

.cs-decisions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: var(--sp-6);
}

.cs-decision {
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  padding: var(--sp-4);
}

.cs-decision__label {
  color: var(--clr-accent);
  font-size: var(--fs-xs);
  margin-bottom: var(--sp-2);
}

.cs-decision p {
  color: var(--clr-text-secondary);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
}

/* ---------------------------------------------------------------------- */
/* FOOTER                                                                 */
/* ---------------------------------------------------------------------- */

.cs-footer {
  margin-top: var(--sp-16);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--clr-border);
}

@media (max-width: 480px) {
  .cs-title {
    font-size: var(--fs-xl);
  }
}

/* ---------------------------------------------------------------------- */
/* /web: bloques de sitios, completos (sin slider)                       */
/* ---------------------------------------------------------------------- */

.web-sites {
  display: flex;
  flex-direction: column;
  gap: var(--sp-16);
}

.web-site {
  border-top: 1px solid var(--clr-border);
  padding-top: var(--sp-12);
}

.web-site:first-child {
  border-top: none;
  padding-top: 0;
}

.web-site__cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  background-color: var(--clr-bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: var(--sp-6);
}

.web-site__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-fader {
  position: relative;
  background: var(--clr-bg-card);
}

.admin-fader__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  display: block;
  transform: translateX(28px);
  transition:
    opacity 0.3s ease,
    transform 0.35s ease;
}

.admin-fader__img.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.admin-fader__img.is-hidden {
  opacity: 0;
  transform: translateX(-28px);
}

.admin-fader__control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 1.6rem;
  height: 1.6rem;
  padding: 0;
  border: 1px solid var(--clr-border);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--clr-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1;
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.admin-fader__control:hover,
.admin-fader__control:focus-visible {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(255, 255, 255, 0.04);
}

.admin-fader__control:active {
  transform: translateY(-50%) scale(0.96);
}

.admin-fader__control--prev {
  left: var(--sp-2);
}

.admin-fader__control--next {
  right: var(--sp-2);
}

.web-site__cover-placeholder {
  color: var(--clr-text-muted);
  font-size: var(--fs-sm);
}

.web-site__name {
  font-size: var(--fs-lg);
  margin-bottom: var(--sp-3);
}

.web-site__desc {
  color: var(--clr-text-secondary);
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  max-width: 38rem;
  margin-bottom: var(--sp-4);
}

.web-site__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin: 0 0 var(--sp-4);
  padding: 0;
  list-style: none;
}

.web-site__tags li {
  font-size: var(--fs-xs);
  color: var(--clr-text-secondary);
  border: 1px solid var(--clr-border);
  border-radius: 4px;
  padding: 2px var(--sp-2);
  list-style: none;
}

.web-site__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}

.web-site__link {
  display: inline-flex;
  align-items: center;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-text-secondary);
  border: 1px solid var(--clr-border);
  border-radius: 9px;
  padding: 0.2rem 0.65rem;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.web-site__link--secondary {
  color: var(--clr-text-secondary);
  border-color: var(--clr-border);
}

.web-site__link.is-active,
.web-site__link:hover,
.web-site__link:focus-visible {
  color: var(--clr-text-primary);
  border-color: var(--clr-accent);
  background: rgba(255, 255, 255, 0.02);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

/* ---------------------------------------------------------------------- */
/* GALERÍA: grid con lazy-load al hacer scroll + lightbox al hacer click  */
/* ---------------------------------------------------------------------- */

.cs-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr));
  gap: var(--sp-3);
  margin-top: 24px;
}

.cs-gallery__item {
  position: relative;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  background-color: var(--clr-bg-card);
  overflow: hidden;
  padding: 0;
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.cs-gallery__item:hover,
.cs-gallery__item:focus-visible {
  border-color: var(--clr-accent);
  transform: translateY(-2px);
}

.cs-gallery__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transform: scale(1.03);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

.cs-gallery__img.is-loaded {
  opacity: 1;
  transform: scale(1);
}

/* Placeholder mientras la imagen aún no entra al viewport / está cargando */
.cs-gallery__item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    var(--clr-bg-card) 40%,
    var(--clr-bg-elevated, var(--clr-border)) 50%,
    var(--clr-bg-card) 60%
  );
  background-size: 200% 100%;
  animation: cs-gallery-shimmer 1.6s ease-in-out infinite;
}

.cs-gallery__item:has(.cs-gallery__img.is-loaded)::before {
  display: none;
}

@keyframes cs-gallery-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cs-gallery__img {
    transition: opacity 0.2s ease;
    transform: none;
  }
  .cs-gallery__item::before {
    animation: none;
  }
}

/* ---------- Lightbox ---------- */

.cs-lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--transition-base),
    visibility var(--transition-base);
}

.cs-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.cs-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
}

.cs-lightbox__figure {
  position: relative;
  z-index: 1;
  max-width: min(90vw, 60rem);
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cs-lightbox__img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: 6px;
  border: 1px solid var(--clr-border);
  opacity: 0;
  transform: scale(0.98);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
}

.cs-lightbox__img.is-visible {
  opacity: 1;
  transform: scale(1);
}

.cs-lightbox__close,
.cs-lightbox__nav {
  position: fixed;
  z-index: 2;
  border: 1px solid var(--clr-border);
  border-radius: 50%;
  background: var(--clr-bg-elevated, var(--clr-bg-card));
  color: var(--clr-text-secondary);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  line-height: 1;
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.cs-lightbox__close:hover,
.cs-lightbox__close:focus-visible,
.cs-lightbox__nav:hover,
.cs-lightbox__nav:focus-visible {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.cs-lightbox__close {
  top: var(--sp-6);
  right: var(--sp-6);
}

.cs-lightbox__nav--prev {
  left: var(--sp-6);
  top: 50%;
  transform: translateY(-50%);
}

.cs-lightbox__nav--next {
  right: var(--sp-6);
  top: 50%;
  transform: translateY(-50%);
}

.cs-lightbox__counter {
  position: fixed;
  bottom: var(--sp-6);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  font-size: var(--fs-xs);
  color: var(--clr-text-secondary);
}

@media (max-width: 640px) {
  .cs-lightbox__nav--prev {
    left: var(--sp-3);
  }
  .cs-lightbox__nav--next {
    right: var(--sp-3);
  }
  .cs-lightbox__close {
    top: var(--sp-3);
    right: var(--sp-3);
  }
}

/* ---------------------------------------------------------------------- */
/* FOOTER LOGO: hexágono + cola de tiburón — un pequeño "coletazo" al      */
/* pasar el mouse, sutil, sin loop ni exagerar.                           */
/* ---------------------------------------------------------------------- */

.cs-footer-logo {
  display: inline-block;
}

.cs-footer-logo__img {
  display: block;
  opacity: 0.8;
  transform-origin: 50% 65%; /* pivote abajo, como si la cola aleteara */
  transition:
    opacity var(--transition-fast),
    filter var(--transition-fast);
}

.cs-footer-logo:hover .cs-footer-logo__img,
.cs-footer-logo:focus-visible .cs-footer-logo__img {
  opacity: 1;
  filter: drop-shadow(0 0 5px var(--clr-accent));
  animation: cs-logo-flick 0.5s ease-out;
}

@keyframes cs-logo-flick {
  0% {
    transform: rotate(0deg);
  }
  35% {
    transform: rotate(-7deg);
  }
  65% {
    transform: rotate(4deg);
  }
  100% {
    transform: rotate(0deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cs-footer-logo__img {
    transition: opacity var(--transition-fast);
  }
  .cs-footer-logo:hover .cs-footer-logo__img,
  .cs-footer-logo:focus-visible .cs-footer-logo__img {
    animation: none;
    opacity: 1;
  }
}
/* ---------------------------------------------------------------------- */
/* MEDIA NOTES: cajas simples para contenido pendiente de generar         */
/* (sin animación de shimmer — eso es para imágenes que sí van a cargar). */
/* ---------------------------------------------------------------------- */

.cs-media-note {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.cs-media-note__item {
  aspect-ratio: 4 / 3;
  border: 1px dashed var(--clr-border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-2);
  color: var(--clr-text-muted);
  font-size: var(--fs-xs);
  font-family: var(--font-mono);
  overflow: hidden;
}

.cs-media-note__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
}

/* ---------------------------------------------------------------------- */
/* VIDEO GRID: 4 espacios para clips .mp4 pendientes                      */
/* ---------------------------------------------------------------------- */

.cs-video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: var(--sp-4);
}

.cs-video-item {
  aspect-ratio: 16 / 9;
  border: 1px dashed var(--clr-border);
  border-radius: 8px;
  background-color: var(--clr-bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cs-video-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cs-video-item__placeholder {
  color: var(--clr-text-muted);
  font-size: var(--fs-xs);
  text-align: center;
  line-height: var(--lh-relaxed);
}

/* ---------------------------------------------------------------------- */
/* GAME FRAME: contenedor tipo "ventana" para juegos .swf vía Ruffle.     */
/* Conserva la proporción original (700×517 por defecto) y se adapta a    */
/* pantallas angostas.                                                    */
/* ---------------------------------------------------------------------- */

.game-frame {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  overflow: hidden;
  background-color: var(--clr-bg-card);
  box-shadow: 0 20px 60px -24px rgba(0, 0, 0, 0.6);
}

.game-frame__bar {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  border-bottom: 1px solid var(--clr-border);
  background: rgba(255, 255, 255, 0.02);
}

.game-frame__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-border);
}

.game-frame__label {
  margin-left: auto;
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

.game-frame__screen {
  aspect-ratio: 700 / 517;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}

.game-frame__screen object,
.game-frame__screen embed {
  width: 100%;
  height: 100%;
  display: block;
  border: none;
}

.game-frame__fallback {
  max-width: 24rem;
  text-align: center;
  padding: var(--sp-6);
  color: var(--clr-text-secondary);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
}

/* ---------------------------------------------------------------------- */
/* SPIN 360°: visor por drag que recorre una secuencia de frames.         */
/* Se degrada a un placeholder si los frames todavía no existen.          */
/* ---------------------------------------------------------------------- */

.cs-spin360 {
  position: relative;
  width: 100%;
  max-width: 32rem;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  background-color: var(--clr-bg-card);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  touch-action: pan-y;
  margin-top: var(--sp-4);
}

.cs-spin360.is-dragging {
  cursor: grabbing;
}

.cs-spin360__img,
.cs-spin360__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition:
    opacity 0.3s ease,
    transform 0.2s ease;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
}

.cs-spin360.is-ready .cs-spin360__img,
.cs-spin360.is-ready .cs-spin360__video {
  opacity: 1;
}

.cs-spin360__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-4);
  color: var(--clr-text-muted);
  font-size: var(--fs-sm);
}

.cs-spin360.is-ready .cs-spin360__placeholder {
  display: none;
}

.cs-spin360__hint {
  position: absolute;
  bottom: var(--sp-2);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--fs-xs);
  color: var(--clr-text-secondary);
  background: rgba(0, 0, 0, 0.4);
  padding: 2px var(--sp-2);
  border-radius: 4px;
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.cs-spin360.is-ready:hover .cs-spin360__hint {
  opacity: 1;
}

.cs-spin360__hint-static {
  margin-top: var(--sp-2);
  color: var(--clr-text-muted);
  font-size: var(--fs-xs);
}

.cs-spin360__hint-static code {
  color: var(--clr-text-secondary);
}

/* ---------- Zoom (+/− debajo del visor 360) ---------- */

.cs-spin360-wrap {
  max-width: 32rem;
}

.cs-spin360-zoom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  margin-top: var(--sp-2);
}

.cs-spin360-zoom__btn {
  width: 1.8rem;
  height: 1.8rem;
  border: 1px solid var(--clr-border);
  border-radius: 50%;
  background: var(--clr-bg-card);
  color: var(--clr-text-secondary);
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.cs-spin360-zoom__btn:hover:not(:disabled),
.cs-spin360-zoom__btn:focus-visible:not(:disabled) {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.cs-spin360-zoom__btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.cs-spin360-zoom__level {
  min-width: 3.2rem;
  text-align: center;
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}