/* ===== PARTNERS SECTION ===== */
.partners-section {
  padding: 80px 20px;
  background: #000;
  overflow: hidden;
  position: relative;
}

.partners-section::before,
.partners-section::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #00ffff, #9c27b0, transparent);
}

.partners-section::before { top: 0; }
.partners-section::after  { bottom: 0; }

/* عنوان */
.partners-section .section-title {
  text-align: center;
  margin-bottom: 50px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}

.partners-section .section-title.visible {
  opacity: 1;
  transform: translateY(0);
}

.partners-section .section-title h2 {
  font-size: clamp(22px, 5vw, 36px);
  color: #fff;
  margin: 0 0 10px;
  letter-spacing: 1px;
}

.partners-section .section-title h2 span {
  color: #00ffff;
  text-shadow: 0 0 20px rgba(0,255,255,.6);
}

.partners-section .section-title p {
  color: #666;
  font-size: 14px;
  margin: 0;
}

/* تراک اسکرول */
.partners-track-wrap {
  position: relative;
  overflow: hidden;
  padding: 20px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
}
.partners-track-wrap {
  cursor: grab;
  touch-action: pan-y; /* اسکرول عمودی صفحه دست‌نخورده می‌مونه، فقط افقی رو خودمون می‌گیریم */
}
.partners-track-wrap.dragging {
  cursor: grabbing;
}
/* روی موبایل/دستگاه‌های لمسی: اسکرول طبیعی خودِ مرورگر، نه شبیه‌سازی با JS */
@media (hover: none), (pointer: coarse) {
  .partners-track-wrap {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    cursor: default;
    touch-action: pan-x pan-y;
  }
  .partners-track-wrap::-webkit-scrollbar {
    display: none;
  }
  .partners-track {
    animation: none !important;
    transform: none !important;
  }
}

.partners-track {
  display: flex;
  gap: 30px;
  width: max-content;
  animation: partnersScroll 16s linear infinite;
}

.partners-track:hover         { animation-play-state: paused; }
.partners-track.single-item   { animation-duration: 8s; }

@keyframes partnersScroll {
  to { transform: translateX(-50%); }
}

/* کارت همکار */
.partner-card {
  flex: 0 0 auto;
  width: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 24px 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 16px;
  transition: border-color .3s, box-shadow .3s, transform .3s;
  cursor: default;
  position: relative;
  overflow: hidden;
}

.partner-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,255,255,.04), rgba(156,39,176,.04));
  opacity: 0;
  transition: opacity .3s;
  border-radius: inherit;
}

.partner-card:hover {
  border-color: rgba(0,255,255,.35);
  box-shadow: 0 0 25px rgba(0,255,255,.12), 0 8px 30px rgba(0,0,0,.4);
  transform: translateY(-4px);
}

.partner-card:hover::before { opacity: 1; }

/* لوگو */
.partner-logo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.06);
  border: 2px solid rgba(0,255,255,.15);
  position: relative;
  flex-shrink: 0;
  transition: border-color .3s;
}

.partner-card:hover .partner-logo { border-color: rgba(0,255,255,.5); }

.partner-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%) brightness(1.2);
  transition: filter .4s;
}

.partner-card:hover .partner-logo img {
  filter: grayscale(0%) brightness(1) drop-shadow(0 0 8px rgba(0,255,255,.6));
}

/* placeholder بدون لوگو */
.partner-logo-placeholder {
  font-size: 32px;
  opacity: .6;
  filter: grayscale(100%);
  transition: filter .3s, opacity .3s;
}

.partner-card:hover .partner-logo-placeholder {
  filter: none;
  opacity: 1;
}

/* درخشش دایره‌ای پشت لوگو */
.partner-logo-glow {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: conic-gradient(#00ffff, #9c27b0, #00ffff);
  opacity: 0;
  transition: opacity .4s;
  z-index: -1;
  animation: rotateBorder 3s linear infinite;
}

.partner-card:hover .partner-logo-glow { opacity: .5; }

@keyframes rotateBorder {
  to { transform: rotate(360deg); }
}

/* اسم */
.partner-name {
  font-size: 13px;
  color: #aaa;
  text-align: center;
  font-weight: 500;
  line-height: 1.5;
  transition: color .3s;
  position: relative;
  z-index: 1;
}

.partner-card:hover .partner-name {
  color: #00ffff;
  text-shadow: 0 0 10px rgba(0,255,255,.5);
}

/* ===== Intersection Observer - ورود با انیمیشن ===== */
.partners-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s ease, transform .8s ease;
}

.partners-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== موبایل ===== */
@media (max-width: 768px) {
  .partners-section { padding: 60px 0; }

  .partner-card {
    width: 130px;
    padding: 18px 12px;
    gap: 10px;
  }

  .partner-logo {
    width: 64px;
    height: 64px;
  }

  .partner-name    { font-size: 12px; }

  .partners-track {
    gap: 20px;
    animation-duration: 10s;
  }
}

@media (max-width: 480px) {
  .partner-card {
    width: 110px;
    padding: 14px 10px;
  }

  .partner-logo {
    width: 54px;
    height: 54px;
  }

  .partner-name { font-size: 11px; }
}

.partners-track-wrap {
  cursor: grab;
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
.partners-track-wrap.dragging {
  cursor: grabbing;
}
.partner-card,
.partner-card img {
  -webkit-user-drag: none;
  -webkit-user-select: none;
  user-select: none;
}