/* ============================================================
   THM — Captura de web real en marco de navegador
   Casos reales (productos.html) y casos de éxito (index.html).
   La imagen vive en assets/images/casos/; si falta, el marco se
   retira solo (onerror) y queda el enlace "Visitar …".
   ============================================================ */

.site-shot {
  display: block;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.site-shot:hover,
.site-shot:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--glow-accent);
}

/* Barra de navegador: tres puntos y el dominio */
.site-shot__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-hover);
  border-bottom: 1px solid var(--color-border);
}

.site-shot__bar i {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-text-disabled);
}

.site-shot__bar span {
  margin-left: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.site-shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
}

.site-visit {
  align-self: flex-start;
  display: inline-block;
  padding: var(--space-2) 0;          /* área táctil ≥ 24 px */
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-accent-1);
}

.site-visit:hover {
  text-decoration: underline;
}

.site-shot + .site-visit {
  margin-top: var(--space-1);
}

/* Cuadrante ilustrativo cuando falta la captura real (MedShift Pro) */
.site-shot__grid { display: none; }

.site-shot--placeholder .site-shot__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  padding: var(--space-5);
  aspect-ratio: 16 / 10;
  background: linear-gradient(180deg, var(--color-surface), var(--color-bg-card));
}

.site-shot__grid i {
  border-radius: var(--radius-sm);
  background: rgba(15, 23, 42, 0.05);
}

.site-shot__grid .s1 { background: rgba(79, 70, 229, 0.55); }
.site-shot__grid .s2 { background: rgba(6, 182, 212, 0.5); }
.site-shot__grid .s3 { background: rgba(5, 150, 105, 0.45); }
.site-shot__grid .s4 { background: rgba(79, 70, 229, 0.22); }