.useful-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 28px;
  margin-bottom: 48px;
}

.useful-group {
  min-width: 0;
  padding: 24px;
  background: #fff;
  border: 1px solid #eee3e5;
  border-radius: 20px;
  box-shadow: 0 8px 28px rgba(58, 16, 24, 0.04);
}

.useful-group__heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.useful-group__heading > i {
  display: grid;
  place-items: center;
  flex: 0 0 40px;
  height: 40px;
  border-radius: 12px;
  color: #b10020;
  background: #fff0f3;
}

.useful-group__heading h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.useful-group__links,
.useful-related__grid {
  display: grid;
  gap: 20px;
}

.useful-related {
  padding: 56px 0 64px;
  background: #faf7f8;
}

.useful-related > .container {
  width: min(1240px, 100%);
  padding-inline: 20px;
  margin-inline: auto;
}

.useful-related__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

.useful-related__header h2 {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.useful-related__header p {
  margin: 0;
  color: #68616a;
}

.useful-related__all {
  color: #b10020;
  font-weight: 600;
}

.useful-related__grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.useful-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid #ece5e7;
  border-radius: 16px;
  background: #fff;
  color: #29242a;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(58, 16, 24, 0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.useful-card:hover {
  color: #29242a;
  border-color: #dab0b9;
  box-shadow: 0 12px 28px rgba(105, 14, 32, 0.1);
  transform: translateY(-3px);
}

.useful-card:focus-visible,
.useful-related__all:focus-visible {
  outline: 3px solid #b10020;
  outline-offset: 4px;
}

.useful-card__visual {
  position: relative;
  display: grid;
  place-items: center;
  height: 160px;
  overflow: hidden;
  background: linear-gradient(135deg, #fff1f3, #f0e9ee);
}

.useful-card__visual > i {
  font-size: 42px;
  color: #b10020;
  opacity: 0.65;
}

.useful-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.useful-card__type {
  position: absolute;
  bottom: 12px;
  left: 16px;
  padding: 5px 10px;
  border-radius: 20px;
  background: #fff;
  color: #7c172a;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.useful-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 22px;
}

.useful-card__title,
.useful-card__excerpt {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: anywhere;
  margin: 0;
}

.useful-card__title {
  -webkit-line-clamp: 2;
  line-clamp: 2;
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  color: #29242a;
}

.useful-card__excerpt {
  -webkit-line-clamp: 3;
  line-clamp: 3;
  color: #68616a;
  font-size: 14px;
  line-height: 1.65;
}

.useful-card__action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid #f0e9eb;
  color: #b10020;
  font-size: 13px;
  font-weight: 700;
}

.useful-links-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 991px) {
  .useful-related__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  #useful-links > .container {
    width: 100%;
    padding-inline: 20px;
  }

  .useful-groups,
  .useful-related__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .useful-group {
    padding: 18px;
    border-radius: 16px;
  }

  .useful-group__heading h3 {
    font-size: 18px;
  }

  .useful-card__body {
    padding: 18px;
  }

  .useful-related {
    padding: 36px 0 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .useful-card {
    transition: none;
  }

  .useful-card:hover {
    transform: none;
  }
}