.portfolio_filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin: 18px 0 30px;
}

.portfolio_filter_btn {
  border: 1px solid #1666F4;
  background: #fff;
  color: #1666F4;
  border-radius: 20px;
  padding: 8px 18px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.2;
  transition: all 0.25s ease;
}

.portfolio_filter_btn.active,
.portfolio_filter_btn:hover {
  background: #1666F4;
  color: #fff;
}

.portfolio_grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 360px));
  justify-content: center;
  gap: 22px;
}

.portfolio_card {
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.22);
  overflow: hidden;
  border-top: 8px solid #1972f5;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 360px;
}

.portfolio_card:hover {
  border-color: #1666F4;
  transform: translateY(-6px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}

.portfolio_card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.portfolio_card:hover img {
  transform: scale(1.03);
}

.portfolio_card_body {
  padding: 14px 14px 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.portfolio_card h3 {
  margin: 0 0 8px;
  font-size: 1.2rem;
  line-height: 1.25;
}

.portfolio_card p {
  margin: 0 0 12px;
  line-height: 1.45;
  flex: 1;
}

.portfolio_badge {
  display: inline-block;
  font-size: 12px;
  background: #eef4ff;
  color: #1666F4;
  padding: 3px 8px;
  border-radius: 12px;
  margin-bottom: 8px;
  align-self: flex-start;
}

.portfolio_card_body button {
  margin-top: auto;
  border: none;
  -webkit-appearance: none;
  appearance: none;
  -webkit-tap-highlight-color: transparent;
  text-transform: none;
  display: inline-block;
  padding: 10px 24px;
  background-color: #1666F4;
  color: #ffffff;
  border-radius: 5px;
  border: 1px solid #1666F4;
  transition: all 0.3s;
  font-size: 14px;
  align-self: flex-start;
}

.portfolio_card_body button:hover {
  background-color: transparent;
  color: #1666F4;
}

.portfolio_card_body button:focus,
.portfolio_card_body button:focus-visible,
.portfolio_card_body button:active,
.portfolio_modal_close_btn:focus,
.portfolio_modal_close_btn:focus-visible,
.portfolio_modal_close_btn:active {
  outline: none !important;
  outline-offset: 0 !important;
  border-color: #1666F4;
  box-shadow: none !important;
}

.portfolio_card_body button::-moz-focus-inner,
.portfolio_modal_close_btn::-moz-focus-inner {
  border: 0;
}

#portfolio-grid .portfolio_card_body button,
#portfolio-close {
  -webkit-appearance: none;
  appearance: none;
  -webkit-tap-highlight-color: transparent;
}

#portfolio-grid .portfolio_card_body button,
#portfolio-grid .portfolio_card_body button:hover,
#portfolio-grid .portfolio_card_body button:focus,
#portfolio-grid .portfolio_card_body button:focus-visible,
#portfolio-grid .portfolio_card_body button:active,
#portfolio-close,
#portfolio-close:hover,
#portfolio-close:focus,
#portfolio-close:focus-visible,
#portfolio-close:active {
  outline: 0 !important;
  -webkit-box-shadow: none !important;
  box-shadow: none !important;
  border-color: #1666F4 !important;
}

#portfolio-grid .portfolio_card_body button:focus,
#portfolio-grid .portfolio_card_body button:focus-visible,
#portfolio-grid .portfolio_card_body button:active,
#portfolio-close:focus,
#portfolio-close:focus-visible,
#portfolio-close:active {
  outline: none !important;
  outline-offset: 0 !important;
  border-color: #1666F4 !important;
  box-shadow: none !important;
}

.portfolio_modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10020;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.portfolio_modal.open {
  display: flex;
}

.portfolio_modal_dialog {
  width: min(900px, 95vw);
  max-height: 92vh;
  overflow: auto;
  background: #fff;
  border-radius: 5px;
  padding: 18px;
  border-top: 8px solid #1972f5;
}

.portfolio_gallery {
  margin-top: 8px;
  max-height: 56vh;
  overflow-y: auto;
  padding-right: 6px;
  display: grid;
  gap: 12px;
  -webkit-overflow-scrolling: touch;
}

.portfolio_gallery_section {
  display: grid;
  gap: 10px;
}

.portfolio_gallery_heading {
  margin: 0;
  font-size: 1rem;
  color: #000000;
  font-weight: 700;
}

.portfolio_gallery_item {
  margin: 0;
  border: 1px solid #d9e0ea;
  background: #f5f7fb;
}

.portfolio_gallery_item a {
  display: block;
}

.portfolio_gallery_item img {
  width: 100%;
  max-height: 460px;
  object-fit: contain;
  display: block;
  cursor: zoom-in;
}

.portfolio_gallery_empty {
  margin: 0;
  color: #3b4a5a;
}

.portfolio_modal_close_btn {
  border: 1px solid #1666F4;
  color: #ffffff;
  background: #1666F4;
  border-radius: 5px;
  padding: 8px 20px;
  -webkit-tap-highlight-color: transparent;
  transition: all 0.3s ease;
}

.portfolio_modal_close_btn:hover {
  background: transparent;
  color: #1666F4;
}

@media (max-width: 768px) {
  .portfolio_grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .portfolio_card {
    max-width: 100%;
  }

  .portfolio_card img {
    height: 180px;
  }
  .portfolio_card h3 {
    font-size: 1.05rem;
  }
  .portfolio_filters {
    margin-bottom: 20px;
  }

  .portfolio_modal {
    padding: 10px;
  }

  .portfolio_modal_dialog {
    width: 100%;
    max-height: 94vh;
    padding: 12px;
  }

  .portfolio_gallery {
    max-height: 52vh;
    padding-right: 2px;
  }

  .portfolio_gallery_item img {
    max-height: 320px;
  }
}

@media (max-width: 480px) {
  .portfolio_card_body button,
  .portfolio_modal_close_btn {
    width: 100%;
    text-align: center;
  }
}