.blog-index__topics {
  margin-top: 28px;
  display: grid;
  gap: 20px;
}

.blog-index__topics-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  font-size: 13px;
  color: #0f0f0f;
  font-family: "Metal", "Circe", "Tahoma", "Arial", sans-serif;
}

.blog-index__topics-tab {
  border: none;
  background: transparent;
  color: inherit;
  padding: 6px 0;
  cursor: pointer;
}

.blog-index__topics-tab.is-active {
  color: #2b5cff;
  font-weight: 600;
}

.blog-index__topics-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1.05fr) minmax(320px, 1fr);
  gap: 14px;
  align-items: stretch;
}

.blog-index__topics-grid.is-loading .blog-index__topics-feature,
.blog-index__topics-grid.is-loading .blog-index__topics-card {
  animation: blog-topics-pulse 1.1s ease-in-out infinite;
}

@keyframes blog-topics-pulse {
  0% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(0.99);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 0.85;
  }
}

.blog-index__topics-feature {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  min-height: 260px;
  color: #ffffff;
}

.blog-index__topics-feature img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-index__topics-feature::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(125deg, rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.2));
}

.blog-index__topics-feature-overlay {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 22px 24px;
}

.blog-index__topics-feature-title {
  margin: 0;
  font-family: "Metal", "Circe", "Tahoma", "Arial", sans-serif;
  font-size: 28px;
  line-height: 1.1;
}

.blog-index__topics-feature-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.35;
  max-width: 420px;
}

.blog-index__topics-feature-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 10px;
  background: #ffffff;
  color: #0f0f0f;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  width: fit-content;
  margin-top: auto;
}

.blog-index__topics-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.blog-index__topics-card {
  border: 1px solid #e5e5e5;
  border-radius: 12px;
  padding: 12px 12px;
  display: grid;
  gap: 8px;
  background: #ffffff;
}

.blog-index__topics-card.is-highlighted {
  border-color: #2b5cff;
  box-shadow: 0 0 0 1px rgba(43, 92, 255, 0.15);
}

.blog-index__topics-card-title {
  margin: 0;
  font-size: 14px;
  line-height: 1.3;
}

.blog-index__topics-card-text {
  margin: 0;
  font-size: 12px;
  color: #555;
  line-height: 1.35;
}

.blog-index__topics-mobile {
  display: none;
  gap: 12px;
}

.blog-index__topics-mobile-select {
  position: relative;
}

.blog-index__topics-mobile-select-btn {
  width: 100%;
  border: 1px solid #d8d8d8;
  background: #ffffff;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.blog-index__topics-mobile-select-btn svg {
  transition: transform 0.2s ease;
}

.blog-index__topics-mobile-select-btn.is-open {
  border-color: #2b5cff;
  box-shadow: 0 0 0 2px rgba(43, 92, 255, 0.15);
}

.blog-index__topics-mobile-select-btn.is-open svg {
  transform: rotate(180deg);
}

.blog-index__topics-mobile-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid #e2e2e2;
  box-shadow: 0 18px 40px rgba(15, 15, 15, 0.12);
  display: grid;
  gap: 6px;
  padding: 10px;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 5;
}

.blog-index__topics-mobile-menu.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.blog-index__topics-mobile-option {
  border: none;
  background: transparent;
  text-align: left;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
}

.blog-index__topics-mobile-option.is-active {
  color: #2b5cff;
  font-weight: 600;
}

.blog-index__topics-mobile-track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 4px;
}

.blog-index__topics-mobile-track::-webkit-scrollbar {
  display: none;
}

.blog-index__topics-feature.is-mobile {
  flex: 0 0 100%;
  scroll-snap-align: start;
  min-height: 260px;
}

.blog-index__topics-feature.is-mobile .blog-index__topics-feature-title {
  font-size: 22px;
}

.blog-index__topics-feature.is-mobile .blog-index__topics-feature-text {
  font-size: 12px;
}

.blog-index__topics-feature.is-mobile .blog-index__topics-feature-btn {
  margin-top: auto;
}

.blog-index__topics-mobile-controls {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 8px;
}

.blog-index__topics-mobile-progress {
  flex: 1;
  height: 4px;
  background: #e8e8e8;
  border-radius: 999px;
  overflow: hidden;
}

.blog-index__topics-mobile-progress-bar {
  display: block;
  height: 100%;
  background: #2b5cff;
  width: 0;
}

.blog-index__topics-mobile-buttons {
  display: inline-flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}

.blog-index__topics-mobile-btn {
  width: 64px;
  height: 44px;
  border: none;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: rgba(235, 235, 235, 0.8);
  color: #0f0f0f;
}

.blog-index__topics-mobile-btn.is-primary {
  background: #2b5cff;
  color: #ffffff;
}

.blog-index__topics-mobile-btn:disabled {
  background: rgba(200, 200, 200, 0.5);
  color: rgba(15, 15, 15, 0.4);
  cursor: default;
}

.blog-index__topics-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #0f0f0f;
  text-decoration: none;
}

.blog-index__topics-card-link:hover {
  color: #2b5cff;
}