/* 07 — prelegenci: siatka, portrety, numeracja, kafel „wkrótce”.
   Źródło: makieta style.css l. 610–696, 1228–1230, 1449–1470. */

.speakers-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 35px 22px;
}
.portrait {
  position: relative;
  overflow: hidden;
  background: var(--ai-card-alt);
  aspect-ratio: 4/4.7;
  border-radius: 3px;
}
.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  /* Kolor, nie skala szarości: siatka szarych portretów na granacie wyglądała
     jak nekrolog (uwaga Romana 17.09). Lekkie wyrównanie nasycenia, żeby zdjęcia
     z różnych źródeł nie krzyczały. */
  filter: saturate(0.85);
  transition:
    filter 0.4s,
    transform 0.6s;
}
.speaker:hover .portrait img {
  filter: saturate(1);
  transform: scale(1.035);
}
.portrait::after {
  content: "";
  position: absolute;
  inset: 60% 0 0;
  background: linear-gradient(
    transparent,
    color-mix(in srgb, var(--dark) 75%, transparent)
  );
  pointer-events: none;
}
.speaker-number {
  position: absolute;
  top: 13px;
  left: 14px;
  font-size: 0.75rem;
  color: var(--ai-biel);
  background: var(--dark);
  padding: 3px 8px;
  z-index: 1;
}
.portrait a {
  position: absolute;
  bottom: 15px;
  right: 16px;
  background: var(--ai-biel);
  color: var(--dark);
  padding: 4px 10px;
  font-weight: 700;
  font-size: 0.8125rem;
  z-index: 2;
  border-radius: 2px;
}
.speaker h3 {
  margin: 15px 0 0;
  font-size: 1.025rem;
}
.speaker-soon {
  background: var(--ai-bg-alt);
  border: 1px solid var(--ai-line);
  padding: 25px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 260px;
}
.speaker-soon p {
  font-size: 0.875rem;
  color: var(--ai-text-mute);
  margin: 12px 0;
}
.soon-symbol {
  font-size: 4.5rem;
  line-height: 1;
  color: var(--ai-rose);
  font-weight: 300;
}
.section-note {
  font-size: 0.8125rem;
  color: var(--ai-text-mute);
  margin: 30px 0 0;
}
@media (max-width: 1100px) {
  .speakers-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
@media (max-width: 760px) {
  .speakers-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 25px 14px;
  }
  .speaker h3 {
    font-size: 0.9375rem;
  }
  .speaker-soon {
    min-height: 220px;
    padding: 18px;
  }
  .speaker-soon p {
    font-size: 0.8125rem;
  }
  .speaker-number {
    top: 10px;
    left: 10px;
  }
  .portrait a {
    bottom: 10px;
    right: 10px;
  }
}

/* Firma i biogram prelegenta — pola z panelu, w makiecie puste. */
.speaker-firma {
  margin: 4px 0 0;
  font-size: var(--ai-size-small);
  color: var(--ai-text-mute);
}
.speaker-bio {
  margin-top: var(--ai-s2);
  font-size: var(--ai-size-small);
  line-height: var(--ai-lh-body);
  max-width: var(--ai-miara-waska);
}
.speaker-bio p { margin: 0 0 var(--ai-s1); }