/* ============================================================
   case-study.css — Estilos compartidos para páginas de casos
   ============================================================ */

/* --- Hero del caso --------------------------------------- */
.case-hero {
  padding-block: var(--space-10) var(--space-9);
}
.case-hero__meta {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  padding-top: var(--space-7);
  margin-top: var(--space-7);
  border-top: var(--border-subtle);
}
@media (max-width: 768px) { .case-hero__meta { grid-template-columns: repeat(2, 1fr); } }
.case-hero__meta dt { display: block; margin-bottom: var(--space-2); }
.case-hero__meta dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-heading-s);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-snug);
}

/* --- Cover image ------------------------------------ */
.case-cover {
  aspect-ratio: 21 / 9;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--color-bg-secondary);
  border: var(--border-default);
  margin-bottom: var(--space-12);
  position: relative;
}
.case-cover .placeholder { position: absolute; inset: 0; }
.case-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* --- Content blocks -------------------------------- */
.case-block { padding-block: var(--space-9); border-bottom: var(--border-subtle); }
.case-block:last-of-type { border-bottom: none; }
.case-block h2 { margin: 0 0 var(--space-5) 0; max-width: 22ch; text-wrap: balance; }
.case-block p  { color: var(--color-text-secondary); max-width: 64ch; margin: 0 0 var(--space-4) 0; text-wrap: pretty; }
.case-block p strong { color: var(--color-text-primary); }
.case-block .lead { font-size: var(--text-body-l); color: var(--color-text-primary); }
.case-block ul {
  margin: var(--space-4) 0 0; padding: 0; list-style: none;
  display: flex; flex-direction: column; gap: var(--space-3);
  max-width: 60ch;
}
.case-block ul li {
  padding-left: var(--space-5); position: relative;
  color: var(--color-text-secondary);
}
.case-block ul li::before {
  content: ''; position: absolute;
  left: 0; top: 10px; width: 12px; height: 1px;
  background: var(--color-action-primary);
}

/* --- Secondary images -------------------------------- */
.case-figure {
  margin: var(--space-7) 0 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-secondary);
  border: var(--border-default);
  aspect-ratio: 16 / 10;
  position: relative;
}
.case-figure .placeholder { position: absolute; inset: 0; }
.case-figure img { width: 100%; height: 100%; object-fit: cover; display: block; }
.case-figures-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5);
  margin-top: var(--space-7);
}
@media (max-width: 768px) { .case-figures-2 { grid-template-columns: 1fr; } }

/* --- Image Slider -------------------------------- */
.image-slider {
  position: relative;
  margin: var(--space-7) 0 0;
}
.image-slider__container {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: var(--border-default);
  background: var(--color-bg-secondary);
  aspect-ratio: 16 / 10;
}
.image-slider__track {
  display: flex;
  gap: var(--space-5);
  transition: transform var(--duration-normal) var(--ease-out);
  height: 100%;
}
.image-slider__slide {
  flex: 0 0 100%;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-secondary);
}
.image-slider__slide .placeholder {
  position: absolute;
  inset: 0;
}
.image-slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.image-slider__caption {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  background: rgba(0, 0, 0, 0.6);
  color: white;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-card);
  font-size: var(--text-label-s);
  letter-spacing: var(--tracking-wide);
  text-transform: lowercase;
  backdrop-filter: blur(8px);
  z-index: 10;
}

/* --- Slider Buttons -------------------------------- */
.image-slider__button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-surface-raised);
  border: var(--border-default);
  border-radius: var(--radius-card);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-primary);
  z-index: 10;
  transition: all var(--duration-fast) var(--ease-out);
}
.image-slider__button:hover {
  background: var(--color-action-primary);
  color: white;
  border-color: var(--color-action-primary);
  transform: translateY(-50%) scale(1.05);
}
.image-slider__button:active {
  transform: translateY(-50%) scale(0.95);
}
.image-slider__button svg {
  width: 20px;
  height: 20px;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.image-slider__button--prev {
  left: var(--space-4);
}
.image-slider__button--next {
  right: var(--space-4);
}

/* --- Slider Indicators -------------------------------- */
.image-slider__indicators {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-5);
}
.image-slider__indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border-default);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  border: 1px solid var(--color-border-default);
}
.image-slider__indicator.active {
  background: var(--color-action-primary);
  border-color: var(--color-action-primary);
  transform: scale(1.3);
}
.image-slider__indicator:hover {
  background: var(--color-action-primary);
  border-color: var(--color-action-primary);
}

@media (max-width: 768px) {
  .image-slider__button {
    width: 36px;
    height: 36px;
  }
  .image-slider__button svg {
    width: 16px;
    height: 16px;
  }
  .image-slider__button--prev {
    left: var(--space-3);
  }
  .image-slider__button--next {
    right: var(--space-3);
  }
}

/* --- Stats row ----------------------------------- */
.stat-row {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5);
  margin: var(--space-9) 0;
}

.grid_four_case {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  max-width: 33%;
}

@media (max-width: 768px) { 
  .stat-row { 
    grid-template-columns: 1fr;
    margin: var(--space-5) 0; 
  } 

  .grid_four_case {
    max-width: 100%;
  }
}

.stat {
  padding: var(--space-inset);
  border: var(--border-default);
  border-radius: var(--radius-card);
  background: var(--color-surface-raised);
}

.stat__value {
  font-family: var(--font-display);
  font-size: var(--text-display-m);
  font-weight: var(--font-medium);
  color: var(--color-text-accent);
  line-height: 1;
  margin-bottom: var(--space-3);
  display: block;
}
.stat__label { color: var(--color-text-secondary); margin: 0; }

/* --- Pull quote ---------------------------------- */
.pull-quote {
  margin: var(--space-9) 0;
  padding: var(--space-7) 0;
  border-top: var(--border-subtle);
  border-bottom: var(--border-subtle);
}
.pull-quote blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-display-m);
  font-style: italic;
  font-weight: var(--font-light);
  line-height: var(--leading-snug);
  color: var(--color-text-primary);
  text-wrap: balance;
}
.pull-quote cite {
  display: block; margin-top: var(--space-5);
  font-style: normal;
  font-family: var(--font-body);
  color: var(--color-text-muted);
  font-size: var(--text-label-l);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* --- Next case CTA -------------------------------- */
.next-case {
  margin-top: var(--space-12);
  padding: clamp(var(--space-7), 5vw, var(--space-10));
  border: var(--border-default);
  border-radius: var(--radius-2xl);
  background: var(--color-bg-secondary);
  display: grid; grid-template-columns: auto 1fr auto;
  gap: var(--space-7); align-items: center;
  text-decoration: none; color: inherit;
  transition: border-color var(--duration-normal) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}
.next-case:hover {
  border-color: var(--color-action-primary);
  transform: translateY(-2px);
}
.next-case__num {
  font-family: var(--font-display);
  font-style: italic; font-weight: var(--font-light);
  font-size: var(--text-heading-l);
  color: var(--color-text-accent);
}
.next-case__title {
  margin: 0 0 var(--space-2) 0;
  font-family: var(--font-display);
  font-size: var(--text-heading-l);
  text-wrap: balance;
}
.next-case__desc { margin: 0; color: var(--color-text-secondary); }
.next-case__arrow {
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out), transform var(--duration-slow) var(--ease-out);
}
.next-case:hover .next-case__arrow { color: var(--color-action-primary); transform: translate(4px, -4px); }