/* ============================================================
   LOGO CLOUD — CSS-only Infinite Scrolling Marquee
   SinapseTech 2025
   ============================================================ */

/* ─── Keyframes ─── */
@keyframes lc-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}
@keyframes lc-scroll-rev {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(0); }
}

/* ─── Container ─── */
.lc-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  padding: 2rem 0;
  background:
    radial-gradient(ellipse at 25% 40%, rgba(0,119,182,0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 60%, rgba(99,102,241,0.03) 0%, transparent 50%),
    linear-gradient(180deg, #ffffff 0%, #f0f4f8 100%);
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 4px 30px rgba(0,0,0,0.04);
}

/* Fade-out edges */
.lc-wrap::before,
.lc-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 10;
  pointer-events: none;
}
.lc-wrap::before {
  left: 0;
  background: linear-gradient(90deg, #ffffff 0%, transparent 100%);
}
.lc-wrap::after {
  right: 0;
  background: linear-gradient(-90deg, #f0f4f8 0%, transparent 100%);
}

/* ─── Each Row (Track) ─── */
.lc-track {
  display: flex;
  width: max-content;
  animation: lc-scroll var(--lc-duration, 40s) linear infinite;
  margin-bottom: 1rem;
}
.lc-track:last-child {
  margin-bottom: 0;
}

.lc-track--reverse {
  animation-name: lc-scroll-rev;
}

/* Pause on hover for inspection */
.lc-wrap:hover .lc-track {
  animation-play-state: paused;
}

/* ─── Slide (half of a track, duplicated for seamless loop) ─── */
.lc-slide {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0 0.625rem;
  flex-shrink: 0;
}

/* ─── Individual Logo ─── */
.lc-logo {
  flex-shrink: 0;
  width: 120px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: all 0.35s ease;
  box-sizing: border-box;
}

.lc-logo:hover {
  background: #ffffff;
  border-color: rgba(0,119,182,0.25);
  box-shadow: 0 4px 20px rgba(0,119,182,0.1), 0 2px 8px rgba(0,0,0,0.06);
  transform: translateY(-3px) scale(1.04);
}

.lc-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(30%);
  transition: filter 0.35s ease;
}

.lc-logo:hover img {
  filter: grayscale(0%);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .lc-wrap { padding: 1.25rem 0; border-radius: 14px; }
  .lc-logo { width: 90px; height: 56px; padding: 8px 12px; }
  .lc-slide { gap: 1rem; }
  .lc-wrap::before,
  .lc-wrap::after { width: 40px; }
}

@media (max-width: 480px) {
  .lc-wrap { padding: 1rem 0; border-radius: 10px; }
  .lc-logo { width: 76px; height: 48px; padding: 6px 10px; }
  .lc-slide { gap: 0.75rem; }
}