/* ============================================
   SPEAKERS
   ============================================ */
.speakers {
  background:
    radial-gradient(ellipse 60% 40% at 0% 30%, rgba(234, 64, 118, 0.10), transparent 70%),
    radial-gradient(ellipse 60% 40% at 100% 70%, rgba(0, 229, 255, 0.10), transparent 70%);
}
.speakers::before {
  content: "";
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(234,64,118,0.3), transparent);
}
.speakers__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.speaker-card {
  background: rgba(18, 18, 18, 0.65);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), border-color 0.3s var(--ease-out), box-shadow 0.4s var(--ease-out);
}
.speaker-card:hover {
  transform: translateY(-8px);
  border-color: var(--c-pink);
  box-shadow: 0 40px 70px -30px rgba(0,0,0,0.6);
}
.speaker-card__avatar {
  aspect-ratio: 4 / 3;
  background: var(--avatar-gradient, linear-gradient(135deg, var(--c-base), var(--c-dark)));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.speaker-card__avatar::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.18), transparent 40%),
    radial-gradient(circle at 70% 70%, rgba(0,0,0,0.3), transparent 50%);
}
.speaker-card__avatar span {
  font-family: var(--f-display);
  font-size: 72px;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
  position: relative;
}
.speaker-card__body { padding: 24px 22px 26px; }
.speaker-card__tag {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-cyan);
  margin-bottom: 10px;
  font-weight: 600;
}
.speaker-card__body h3 {
  font-family: var(--f-display);
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 6px;
}
.speaker-card__body p { font-size: 14px; color: var(--c-muted); }

.speakers__cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}
.speakers__cta p { color: var(--c-muted); }

@media (max-width: 880px) { .speakers__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .speakers__grid { grid-template-columns: 1fr; } }


/* Botón de LinkedIn en la card del speaker. Discreto, se ilumina al hover. */
.speaker-card__linkedin {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--c-line-strong);
  background: rgba(255, 255, 255, 0.03);
  color: var(--c-muted);
  font-family: var(--f-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: color 0.22s var(--ease-out), border-color 0.22s var(--ease-out),
    background 0.22s var(--ease-out), transform 0.22s var(--ease-out);
}
.speaker-card__linkedin:hover {
  color: var(--c-white);
  border-color: var(--c-cyan);
  background: var(--c-cyan-soft);
  transform: translateY(-1px);
}
.speaker-card__linkedin:focus-visible {
  outline: none;
  border-color: var(--c-cyan);
  box-shadow: 0 0 0 3px var(--c-cyan-soft);
}