/* ELECTRONIKA | Casos de Éxito — Gallery Styles */

/* -----------------------------------------------
   Page Hero
----------------------------------------------- */
.casos-hero {
  padding: 120px 0 80px;
  background: var(--color-bg, #f0f0f0);
  text-align: center;
}

.casos-hero__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent, #e63329);
  margin-bottom: 16px;
}

.casos-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text-primary, #1a1a1a);
  margin-bottom: 20px;
}

.casos-hero__subtitle {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: var(--color-text-secondary, #555);
  line-height: 1.6;
}

/* -----------------------------------------------
   Filter Bar
----------------------------------------------- */
.casos-filters {
  padding: 48px 0 32px;
  background: var(--color-bg, #f0f0f0);
  position: sticky;
  top: var(--header-height, 96px);
  z-index: 40;
}

.casos-filters__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.casos-filter-btn {
  padding: 10px 24px;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 50px;
  background: linear-gradient(145deg, #cacaca, #f0f0f0);
  box-shadow: 5px 5px 10px #b8b8b8, -5px -5px 10px #ffffff;
  color: #555;
  transition: box-shadow 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.casos-filter-btn:hover {
  box-shadow: 3px 3px 6px #b8b8b8, -3px -3px 6px #ffffff;
  color: var(--color-accent, #e63329);
  transform: translateY(-1px);
}

.casos-filter-btn.is-active {
  box-shadow: inset 4px 4px 8px #b8b8b8, inset -4px -4px 8px #ffffff;
  color: var(--color-accent, #e63329);
  transform: translateY(0);
}

/* -----------------------------------------------
   Gallery Grid
----------------------------------------------- */
.casos-gallery {
  padding: 48px 0 96px;
  background: var(--color-bg, #f0f0f0);
}

.casos-gallery__inner {
  max-width: var(--content-container, 1180px);
  margin: 0 auto;
  padding: 0 24px;
}

.casos-gallery__headline {
  text-align: center;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 800;
  color: #1a1a1a;
  margin-bottom: 8px;
}

.casos-gallery__subline {
  text-align: center;
  font-size: 0.88rem;
  color: #888;
  margin-bottom: 32px;
}

/* -----------------------------------------------
   CTA card dentro del grid
----------------------------------------------- */
.caso-cta-card {
  grid-column: span 2;
  border-radius: 24px;
  background: linear-gradient(145deg, #cacaca, #f0f0f0);
  box-shadow: 7px 7px 14px #b0b0b0, -7px -7px 14px #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 24px;
  gap: 14px;
}

.caso-cta-card__title {
  font-size: 1rem;
  font-weight: 800;
  color: #1a1a1a;
  line-height: 1.3;
}

.caso-cta-card__text {
  font-size: 0.82rem;
  color: #666;
  line-height: 1.55;
}

.caso-cta-card__btn {
  display: inline-block;
  padding: 10px 28px;
  border-radius: 50px;
  background: linear-gradient(145deg, #d4d4d4, #f5f5f5);
  box-shadow: 4px 4px 8px #b0b0b0, -4px -4px 8px #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-accent, #e63329);
  text-decoration: none;
  transition: box-shadow 0.2s ease, transform 0.15s ease;
}

.caso-cta-card__btn:hover {
  box-shadow: inset 3px 3px 6px #b0b0b0, inset -3px -3px 6px #ffffff;
  transform: translateY(1px);
}

.casos-gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 32px;
}

/* -----------------------------------------------
   Neumorphism Card
----------------------------------------------- */
.caso-card {
  border-radius: 24px;
  background: linear-gradient(145deg, #cacaca, #f0f0f0);
  box-shadow: 7px 7px 14px #b0b0b0, -7px -7px 14px #ffffff;
  overflow: hidden;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
  cursor: pointer;
}

.caso-card:hover {
  box-shadow: 10px 10px 20px #a8a8a8, -10px -10px 20px #ffffff;
  transform: translateY(-4px);
}

.caso-card__img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 20px 20px 0 0;
}

.caso-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.caso-card:hover .caso-card__img {
  transform: scale(1.04);
}

.caso-card__body {
  padding: 16px 20px 20px;
}

.caso-card__category {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent, #e63329);
  margin-bottom: 6px;
}

.caso-card__name {
  font-size: 0.92rem;
  font-weight: 600;
  color: #2a2a2a;
  line-height: 1.35;
}

/* Card hidden state for filter */
.caso-card.is-hidden {
  display: none;
}

/* -----------------------------------------------
   Lightbox
----------------------------------------------- */
.casos-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0, 0, 0, 0.88);
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.casos-lightbox.is-open {
  display: flex;
}

.casos-lightbox__inner {
  position: relative;
  max-width: 1100px;
  width: 100%;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(145deg, #cacaca, #f0f0f0);
  box-shadow: 14px 14px 28px #888, -14px -14px 28px #ffffff;
}

.casos-lightbox__img {
  width: 100%;
  display: block;
  max-height: 80vh;
  object-fit: contain;
  background: #1a1a1a;
}

.casos-lightbox__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border: none;
  cursor: pointer;
  border-radius: 50%;
  background: linear-gradient(145deg, #cacaca, #f0f0f0);
  box-shadow: 4px 4px 8px #b0b0b0, -4px -4px 8px #ffffff;
  font-size: 1.2rem;
  color: #555;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow 0.2s ease;
}

.casos-lightbox__close:hover {
  box-shadow: inset 3px 3px 6px #b0b0b0, inset -3px -3px 6px #ffffff;
  color: var(--color-accent, #e63329);
}

.casos-lightbox__caption {
  padding: 16px 24px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #444;
}

/* -----------------------------------------------
   Responsive
----------------------------------------------- */
@media (max-width: 767px) {
  .casos-hero {
    padding: 100px 24px 60px;
  }

  .casos-gallery__grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
  }

  .casos-filters {
    padding: 32px 16px 20px;
  }

  .casos-filter-btn {
    padding: 8px 16px;
    font-size: 0.8rem;
  }
}

@media (max-width: 767px) {
  .caso-cta-card {
    grid-column: span 1;
  }
}

@media (max-width: 479px) {
  .casos-gallery__grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .caso-card__body {
    padding: 10px 12px 14px;
  }

  .caso-card__name {
    font-size: 0.8rem;
  }

  .caso-cta-card {
    grid-column: span 2;
  }
}