.c-features-grid {
  font-family: 'Poppins', sans-serif;
  padding-top: 112px;
  padding-bottom: 112px;
}

.c-features-grid .l-section__head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.c-features-grid .l-section__head .l-section__title {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  letter-spacing: -0.02em;
}

.c-features-grid .l-section__head .l-section__sub {
  font-family: 'Poppins', sans-serif;
}

.c-features-grid__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: start;
}

.c-features-grid__item {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  transition: border-color 0.15s, background 0.15s;
}

.c-features-grid__item[open] {
  border-color: rgba(104, 117, 247, 0.28);
  background: rgba(104, 117, 247, 0.05);
}

.c-features-grid__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.c-features-grid__trigger::-webkit-details-marker {
  display: none;
}

.c-features-grid__trigger::marker {
  content: '';
}

.c-features-grid__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(104, 117, 247, 0.12);
  border: 1px solid rgba(104, 117, 247, 0.2);
}

.c-features-grid__label {
  flex: 1;
  min-width: 0;
  font-family: 'Poppins', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #f0f0f4;
  line-height: 1.3;
  text-align: left;
}

.c-features-grid__chevron {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-right: 2px solid #8b8b9a;
  border-bottom: 2px solid #8b8b9a;
  transform: rotate(45deg);
  margin-top: -2px;
  transition: transform 0.2s ease, border-color 0.15s;
}

.c-features-grid__item[open] .c-features-grid__chevron {
  transform: rotate(-135deg);
  margin-top: 2px;
  border-color: var(--cdb-accent-muted, #a5a0ff);
}

.c-features-grid__panel {
  padding: 0 16px 14px 62px;
}

.c-features-grid__sub {
  font-family: 'Poppins', sans-serif;
  font-size: 0.8125rem;
  font-weight: 400;
  color: #8b8b9a;
  line-height: 1.65;
  margin: 0;
}

@media (max-width: 1024px) {
  .c-features-grid__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .c-features-grid {
    padding-top: 88px;
    padding-bottom: 88px;
  }

  .c-features-grid__grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .c-features-grid__panel {
    padding-left: 16px;
    padding-right: 16px;
  }
}

@media (max-width: 480px) {
  .c-features-grid__trigger {
    padding: 12px 14px;
  }
}