.categories {
  padding-block: 56px 72px;
  background: var(--bg);
}

.categories__title {
  text-align: center;
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem);
  margin-bottom: .2em;
}

.categories__lead {
  text-align: center;
  color: var(--muted);
  margin-bottom: 36px;
}

/* دسته‌بندی‌های اصلی */
.category-grid {
  display: grid;
  gap: 22px;
  justify-content: center;
  grid-template-columns: repeat(auto-fit, minmax(220px, 280px));
}

.category-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 14px;
  padding: 14px 14px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none !important;
  transition:
    transform .25s var(--ease),
    box-shadow .25s var(--ease),
    border-color .25s var(--ease);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--navy);
}

.category-card:active {
  transform: translateY(-1px) scale(.985);
}

.category-card.is-active {
  border-color: var(--navy);
  box-shadow: 0 0 0 2px var(--navy), var(--shadow-hover);
}

.category-card__media {
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  overflow: hidden;
  background: #EEF2F8;
  display: grid;
  place-items: center;
}

.category-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-card__initial {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 2rem;
  font-weight: 700;
}

.category-card__name {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--navy);
  text-align: center;
}

.category-card__cue {
  position: absolute;
  inset-block-end: 16px;
  inset-inline-end: 16px;
  color: var(--navy);
  opacity: .45;
  transition: transform .25s var(--ease), opacity .25s;
}

.category-card:hover .category-card__cue,
.category-card.is-active .category-card__cue {
  opacity: 1;
  transform: translateX(-4px);
}


/* =================================
   زیرمجموعه‌های دسته‌بندی
================================= */

.subcats {
  max-width: 760px;
  margin: 28px auto 0;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.subcats.is-visible {
  animation: none;
}

@keyframes subcats-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.subcats__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.subcats__label {
  font-weight: 700;
  color: var(--navy);
}

/* شبکه کارت‌های زیرمجموعه */
.subcats__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
}

/* کارت هر زیرمجموعه */
.subcats__list .subcategory-card {
  min-height: 142px;
  padding: 16px 10px;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;

  background: #fff;
  border: 1px solid #e5eaf1;
  border-radius: 14px;

  color: var(--navy);
  text-decoration: none !important;

  transition:
    transform .25s var(--ease),
    box-shadow .25s var(--ease),
    border-color .25s var(--ease),
    background .25s var(--ease);
}

/* دایره سرمه‌ای آیکون */
.subcategory-card__icon {
  width: 66px;
  height: 66px;
  flex-shrink: 0;

  display: grid;
  place-items: center;

  background: #082B59;
  color: #fff;
  border-radius: 50%;

  transition:
    transform .25s var(--ease),
    background .25s var(--ease);
}

.subcategory-card__icon svg {
  width: 29px;
  height: 29px;
}

/* نام زیرمجموعه */
.subcategory-card__name {
  font-size: .98rem;
  font-weight: 700;
  color: #082B59;
  text-align: center;
}

/* افکت هنگام قرار گرفتن موس */
.subcats__list .subcategory-card:hover {
  transform: translateY(-5px);
  border-color: #082B59;
  box-shadow: 0 8px 22px rgba(8, 43, 89, .10);
  background: #fbfcfe;
}

.subcategory-card:hover .subcategory-card__icon {
  transform: scale(1.06);
}

/* زیرمجموعه انتخاب‌شده */
.subcats__list .subcategory-card.is-active {
  background: #f1f5fa;
  border-color: #082B59;
  box-shadow: 0 0 0 1px #082B59;
}

.subcats__list .subcategory-card.is-active .subcategory-card__icon {
  background: #061f42;
}

/* دکمه بازگشت */
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 4px 8px;
  background: none;
  border: 0;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
  border-radius: 8px;
}

.btn-link:hover {
  color: var(--navy);
  background: #EEF2F8;
}


/* =================================
   نمایش در موبایل
================================= */

@media (max-width: 600px) {
  .subcats {
    padding: 16px 12px;
  }

  .subcats__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .subcats__list .subcategory-card {
    min-height: 125px;
    padding: 12px 6px;
  }

  .subcategory-card__icon {
    width: 56px;
    height: 56px;
  }

  .subcategory-card__icon svg {
    width: 25px;
    height: 25px;
  }

  .subcategory-card__name {
    font-size: .88rem;
  }
}

@media (max-width: 380px) {
  .subcats__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}