/**
 * Presentaciones (envases) block — Variant A "Panel Tecnológico".
 * Navy panels with a faint technical grid + blue halo; white containers stand out.
 * The volume is stated below each container (same cubeta image, different content).
 */

.rx-pres {
  margin-top: var(--rx-space-5);
  padding-top: var(--rx-space-4);
  border-top: 1px solid var(--rx-border);
}

.rx-pres__title {
  font-family: var(--rx-font-head);
  font-size: var(--rx-text-xl);
  color: var(--rx-navy);
  margin: 0 0 var(--rx-space-3);
  padding-bottom: .6rem;
  border-bottom: 2px solid var(--rx-red);
  display: inline-block;
}

.rx-pres__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 14px;
}

.rx-pres__card {
  margin: 0;
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(160deg, #03205e, #00184a);
  border: 1px solid #0b3a86;
  transition: transform .25s var(--rx-ease), box-shadow .25s var(--rx-ease);
}

.rx-pres__stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 150px;
  background: radial-gradient(110px 82px at 50% 40%, rgba(0, 81, 233, .38), transparent 70%);
}

.rx-pres__stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 20px 20px;
  -webkit-mask: radial-gradient(circle at 50% 46%, #000, transparent 78%);
  mask: radial-gradient(circle at 50% 46%, #000, transparent 78%);
}

.rx-pres__stage img {
  position: relative;
  z-index: 1;
  max-height: 116px;
  max-width: 74%;
  object-fit: contain;
  filter: drop-shadow(0 12px 16px rgba(0, 0, 0, .5));
}

.rx-pres__cap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  padding: 11px 8px 14px;
  background: rgba(0, 10, 35, .5);
  border-top: 1px solid rgba(255, 255, 255, .08);
}

.rx-pres__type {
  font-family: var(--rx-font-head);
  font-size: 11px;
  font-weight: var(--rx-fw-semibold);
  letter-spacing: .13em;
  text-transform: uppercase;
  color: #7fa6ff;
}

.rx-pres__vol {
  font-family: var(--rx-font-head);
  font-weight: var(--rx-fw-bold);
  font-size: 19px;
  color: #fff;
  line-height: 1.15;
}

.rx-pres__vol--solo {
  font-size: 15px;
  letter-spacing: .02em;
}

.rx-pres__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px rgba(0, 33, 95, .38);
}

@media (max-width: 520px) {
  .rx-pres__grid {
    grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
    gap: 10px;
  }
  .rx-pres__stage { height: 126px; }
  .rx-pres__stage img { max-height: 96px; }
  .rx-pres__vol { font-size: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  .rx-pres__card { transition: none; }
  .rx-pres__card:hover { transform: none; }
}