/* =========================================================
   PARTNERS / ALIADOS / EXPOSITORES
   ========================================================= */

.partners {
  padding: 4.5rem 0;
}

.partners-group+.partners-group {
  margin-top: 3.2rem;
}

.partners__head {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.partners--ganare .section-badge {
  width: min(100%, 560px);
  justify-content: center;
  color: var(--color-primary);
}

/* =========================
   MARQUEE
   ========================= */

.partners__marquee {
  position: relative;
  overflow: hidden;
  padding: 1.4rem 0;
  min-height: 110px;
}

.partners__track {
  display: flex;
  align-items: center;
  gap: 4.5rem;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
  will-change: transform;
  backface-visibility: hidden;
  transform: translate3d(0, 0, 0);
}

.partners__track.is-animating {
  animation: partners-scroll var(--scroll-dur, 35s) linear infinite;
}

.partners__marquee:hover .partners__track.is-animating {
  animation-play-state: paused;
}

/* =========================
   GRID ESTÁTICO
   ========================= */

.partners__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 1.4rem;
  max-width: 960px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.partners__grid--compact {
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  max-width: 760px;
}

/* =========================
   LOGOS
   ========================= */

.partners__logo {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
}

/* Logos dentro del carrusel */
.partners__logo img {
  display: block;
  width: auto;
  height: 120px;
  max-width: 190px;
  object-fit: contain;
  opacity: 0.78;
  filter: grayscale(100%) contrast(0.95);
  transition:
    transform var(--transition-base),
    filter var(--transition-base),
    opacity var(--transition-base);
}

/* Logos estáticos */
.partners__grid .partners__logo {
  min-height: 130px;
  padding: 1rem 1.2rem;
}

.partners__grid .partners__logo img {
  height: 105px;
  max-width: 210px;
  max-height: none;
}

.partners__logo:hover img,
.partners__logo.is-active img {
  opacity: 1;
  filter: grayscale(0%) contrast(1);
  transform: translateY(-4px) scale(1.04);
}

/* =========================================================
   PARTNERS GRID - ONE ROW
   Para grupos con pocos logos, sin carrusel animado
   ========================================================= */

.partners__grid--one-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(2.5rem, 6vw, 6rem);
  max-width: 1180px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  flex-wrap: nowrap;
}

.partners__grid--one-row .partners__logo {
  flex: 0 1 150px;
  min-height: 110px;
  display: grid;
  place-items: center;
}

.partners__grid--one-row .partners__logo img {
  width: auto;
  height: auto;
  max-width: 150px;
  max-height: 90px;
  object-fit: contain;
}

/* =========================
   ANIMATION
   ========================= */

@keyframes partners-scroll {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(calc(var(--scroll-w, 0px) * -1), 0, 0);
  }
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 900px) {
  .partners {
    padding: 4rem 0;
  }

  .partners-group+.partners-group {
    margin-top: 2.8rem;
  }

  .partners__track {
    gap: 3rem;
  }

  .partners__logo img {
    height: 180px;
    max-width: 180px;
  }

  .partners__grid {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
    max-width: 620px;
  }

  .partners__grid--compact {
    grid-template-columns: repeat(3, minmax(130px, 1fr));
    max-width: 700px;
  }

  .partners__grid .partners__logo {
    min-height: 120px;
  }

  .partners__grid .partners__logo img {
    height: 92px;
    max-width: 190px;
    max-height: none;
  }
}

@media (max-width: 640px) {
  .partners {
    padding: 3.5rem 0;
  }

  .partners-group+.partners-group {
    margin-top: 2.4rem;
  }

  .partners__head {
    margin-bottom: 1.4rem;
  }

  .partners__track {
    gap: 2.4rem;
  }

  .partners__logo img {
    height: 100px;
    max-width: 160px;
    opacity: 0.9;
    filter: grayscale(100%) contrast(0.95);
  }

  .partners__logo:hover img {
    transform: none;
  }

  .partners__logo.is-active img {
    opacity: 1;
    filter: grayscale(0%) contrast(1);
    transform: scale(1.04);
  }

  .partners__marquee {
    min-height: 96px;
    padding: 0.8rem 0;
  }

  .partners__marquee:hover .partners__track.is-animating {
    animation-play-state: running;
  }

  .partners__grid,
  .partners__grid--compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 100%;
    gap: 0.9rem;
  }

  .partners__grid .partners__logo {
    min-height: 105px;
    padding: 0.85rem 1rem;
  }

  .partners__grid .partners__logo img {
    height: 78px;
    max-width: 170px;
    max-height: none;
  }
}

@media (max-width: 430px) {

  .partners__grid,
  .partners__grid--compact {
    grid-template-columns: 1fr;
  }

  .partners__grid .partners__logo {
    min-height: 100px;
  }

  .partners__grid .partners__logo img {
    height: 74px;
    max-width: 165px;
  }
}

@media (max-width: 900px) {
  .partners__grid--one-row {
    gap: 2.4rem;
    overflow-x: auto;
    justify-content: flex-start;
    padding: 0 1rem 0.6rem;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }

  .partners__grid--one-row .partners__logo {
    flex: 0 0 140px;
    scroll-snap-align: center;
  }

  .partners__grid--one-row .partners__logo img {
    max-width: 130px;
    max-height: 78px;
  }
}

@media (max-width: 520px) {
  .partners__grid--one-row {
    gap: 1.8rem;
  }

  .partners__grid--one-row .partners__logo {
    flex-basis: 120px;
  }

  .partners__grid--one-row .partners__logo img {
    max-width: 115px;
    max-height: 70px;
  }
}