/* =====================================================================
   brands-marquee.css — IZOLE EDILMIS LOGO MARQUEE STILLERI
   ---------------------------------------------------------------------
   Amac: Logo animasyonunu turkmenler.css'ten ayri tutmak. Bu dosya
   turkmenler.css'ten SONRA link edilir; boylece turkmenler.css yanlislikla
   eski/stale bir kopyayla ezilse bile marquee kurallari burada hayatta
   kalir ve cascade sirasi sayesinde stale kurallari gecersiz kilar.
   Kurallar turkmenler.css'teki kaynagin BIREBIR kopyasidir (2026-06-02).
   Degisiklik gerekiyorsa HER IKI dosyada da senkron tut.
   ===================================================================== */

.brands-marquee {
  --brands-card-h: 110px;
  --brands-gap: 14px;
  --brands-set-cards: 3;
  --brands-stride: calc(var(--brands-set-cards) * (var(--brands-card-h) + var(--brands-gap)));
  --brands-duration: 36s;

  position: relative;
  overflow: hidden;
  padding: var(--space-4) 0 var(--space-3);
  background:
    radial-gradient(circle at 12% 0%, rgba(var(--gold-rgb), 0.06), transparent 38%),
    radial-gradient(circle at 88% 30%, rgba(var(--gold-rgb), 0.04), transparent 32%),
    var(--cream-body);
  border-top: 1px solid rgba(var(--gold-rgb), 0.18);
  border-bottom: 1px solid rgba(var(--gold-rgb), 0.18);
  color: var(--text-on-warm);
}

.brands-marquee-shell {
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto;
}

.brands-marquee-header {
  max-width: 840px;
  margin: 0 auto var(--space-3);
  text-align: center;
}

.brands-marquee-kicker {
  margin: 0 0 var(--space-x-10);
  color: var(--gold-deep);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.brands-marquee-header h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.8vw, 2.5rem);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--text-on-warm);
}

.brands-marquee-header h2 em {
  font-style: italic;
  color: var(--gold-deep);
  font-weight: 500;
}

.brands-marquee-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2-5);
  /* D. Brand marquee VERTICAL edge mask (top & bottom fade) */
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 7%, #000 93%, transparent 100%);
          mask-image: linear-gradient(180deg, transparent 0%, #000 7%, #000 93%, transparent 100%);
}

.brands-marquee-column {
  position: relative;
  overflow: hidden;
  height: 420px;
  border-radius: var(--space-3);
  user-select: none;
  -webkit-mask-image: linear-gradient(180deg, transparent 0px, #000 30px, #000 calc(100% - 30px), transparent 100%);
          mask-image: linear-gradient(180deg, transparent 0px, #000 30px, #000 calc(100% - 30px), transparent 100%);
}

.brands-marquee-column::before,
.brands-marquee-column::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 30px;
  pointer-events: none;
  z-index: 2;
}
.brands-marquee-column::before {
  top: 0;
  background: linear-gradient(180deg, rgba(var(--cream-rgb), 0.92) 0%, rgba(var(--cream-rgb), 0.65) 50%, rgba(var(--cream-rgb), 0) 100%);
}
.brands-marquee-column::after {
  bottom: 0;
  background: linear-gradient(0deg,   rgba(var(--cream-rgb), 0.92) 0%, rgba(var(--cream-rgb), 0.65) 50%, rgba(var(--cream-rgb), 0) 100%);
}

.brands-marquee-track {
  display: flex;
  flex-direction: column;
  gap: var(--brands-gap);
  width: 100%;
  position: relative;
  z-index: 1;
  will-change: transform;
  animation: brandsMarqueeDown var(--brands-duration) linear infinite;
}

.brands-marquee-card {
  flex: 0 0 var(--brands-card-h);
  height: var(--brands-card-h);
  display: grid;
  place-items: center;
  padding: 18px 22px;
  background: #ffffff;
  border: 1.5px solid rgba(var(--gold-rgb), 0.55);
  border-radius: 18px;
  box-shadow:
    0 8px 22px rgba(var(--dark-rgb), 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.brands-marquee-card img {
  max-width: 100%;
  max-height: 70px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  filter: saturate(0.95);
}

.brands-marquee-cta {
  display: flex;
  justify-content: center;
  margin-top: var(--space-3);
}

@keyframes brandsMarqueeDown {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(0, calc(var(--brands-stride) * -1), 0); }
}

@media (prefers-reduced-motion: reduce) {
  .brands-marquee-track {
    animation: none !important;
    transform: none;
  }
  .brands-marquee-column::before,
  .brands-marquee-column::after { display: none; }
}

@media (max-width: 1024px) {
  .brands-marquee {
    --brands-card-h: 96px;
    padding: var(--space-3) 0 var(--space-2);
  }
  .brands-marquee-shell {
    width: min(100% - 40px, 980px);
  }
  .brands-marquee-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .brands-marquee-column {
    height: 376px;
  }
  .brands-marquee-card img {
    max-height: 62px;
  }
}

@media (max-width: 768px) {
  .brands-marquee {
    --brands-card-h: 84px;
  }
  .brands-marquee-header h2 {
    font-size: 1.45rem;
  }
  /* mobil hiz: animasyon 1.4x yavas */
  .brands-marquee-track {
    animation-duration: calc(var(--brands-duration, 36s) * 1.4) !important;
  }
}

/* === Brands marquee mobil 3 sutun dikey akis (2026-06-02) === */
@media (max-width: 768px) {
  .brands-marquee {
    --brands-card-h: 68px;
    --brands-gap: 8px;
  }
  .brands-marquee-shell {
    width: min(100% - 24px, 480px);
  }
  .brands-marquee-grid {
    gap: 8px;
  }
  .brands-marquee-column {
    height: 300px;
  }
  .brands-marquee-card {
    flex: 0 0 var(--brands-card-h);
    height: var(--brands-card-h);
    padding: 10px 8px;
    border-radius: 12px;
  }
  .brands-marquee-card img {
    max-height: 38px;
  }
}

@media (max-width: 768px) and (prefers-reduced-motion: reduce) {
  .brands-marquee-track {
    animation: none;
    transform: none;
  }
  .brands-marquee-column::before,
  .brands-marquee-column::after { display: none; }
}

/* focus-visible — keyboard a11y */
.brands-marquee-card:focus-visible {
  outline: var(--focus-ring-width, 3px) solid var(--focus-ring-color, rgba(185, 150, 79, 0.55));
  outline-offset: var(--focus-ring-offset, 2px);
  border-radius: 12px;
}