:root {
  --bg-light: #f8f9fc;
  --text-light: #212529;
  --bg-dark: #121212;
  --text-dark: #e0e0e0;
  --card-light: #ffffff;
  --card-dark: #1e1e2f;
  --glass-bg: rgba(255, 255, 255, 0.16);
  --glass-border: rgba(255, 255, 255, 0.2);
}
body.light-mode {
  background: var(--bg-light);
  color: var(--text-light);
}
body.dark-mode {
  background: var(--bg-dark);
  color: var(--text-dark);
}
body.dark-mode .card {
  background: var(--card-dark);
  color: #ddd;
  border: none;
}
.glass-nav {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s;
}
.card {
  transition:
    transform 0.3s ease,
    box-shadow 0.3s;
  border-radius: 1.2rem;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 30px -12px rgba(0, 0, 0, 0.2);
}
.gallery-img {
  height: 220px;
  object-fit: cover;
  transition: all 0.4s;
}
.category-badge {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 0.4rem 1.2rem;
  border-radius: 30px;
  cursor: pointer;
  transition: 0.2s;
}
.category-badge.active {
  background: #0d6efd;
  transform: scale(1.05);
}

/* کارت گالری تمام‌تصویر */
.gallery-card {
  transition: all 0.3s ease;
  background: transparent;
}
.gallery-card:hover {
  transform: translateY(-6px);
}
.gallery-card:hover .gallery-img {
  transform: scale(1.03);
}
.overlay-info {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  backdrop-filter: blur(2px);
  border-bottom-left-radius: 1rem;
  border-bottom-right-radius: 1rem;
}
/* انیمیشن مودال */
.modal-content {
  animation: fadeInScale 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}
@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
/* ریسپانسیو */
@media (max-width: 576px) {
  .gallery-img {
    height: 200px !important;
  }
  .overlay-info h5 {
    font-size: 1rem;
  }
}
/* انیمیشن fade in */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.image-card {
  animation: fadeUp 0.5s ease forwards;
}
.btn-download,
.btn-buy {
  border-radius: 30px;
  font-size: 0.8rem;
}

/* ریسپانسیو کردن متن روی بنر */
.hero-banner {
  position: relative;
  min-height: 280px;
  overflow: hidden;
}
.hero-banner img {
  height: 100%;
  object-fit: cover;
}
.hero-banner .banner-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  background: rgba(95, 50, 50, 0.211);
  backdrop-filter: blur(8px);
  padding: 1.5rem;
  border-radius: 1.5rem;
  text-align: center;
  transition: all 0.3s;
}
.modal-header .btn-close {
  margin: unset !important;
}

/* اندازه فونت در تبلت */
@media (max-width: 992px) {
  .uinavbar {
    padding-top: 35px !important;
  }
  .hero-banner .banner-text h1 {
    font-size: 1.6rem;
  }
  .hero-banner .banner-text p {
    font-size: 0.9rem;
  }
  .hero-banner .banner-text {
    padding: 1.2rem;
    width: 85%;
  }
}

/* موبایل (عرض کمتر از 576px) */
@media (max-width: 576px) {
  .uinavbar {
    padding-top: 35px !important;
  }
  .hero-banner .banner-text h1 {
    font-size: 1.2rem;
    line-height: 1.4;
  }
  .hero-banner .banner-text p {
    font-size: 0.75rem;
  }
  .hero-banner .banner-text {
    padding: 1rem;
    width: 95%;
    border-radius: 1rem;
  }
  .hero-banner {
    min-height: 220px;
  }
}