/* Useful materials block (reusable) */
.tp-useful {
  margin-top: 68px;
}

.tp-useful__head {
  margin-bottom: 18px;
}

.tp-useful__title {
  font-size: 44px;
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}

.tp-useful__lead {
  margin: 12px 0 0;
  opacity: 0.86;
  max-width: 72ch;
}

.tp-useful__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.tp-useful__card {
  display: flex;
  gap: 14px;
  align-items: center;
  min-height: 132px;
  padding: 18px 18px;
  border-radius: 18px;
  text-decoration: none;
  color: inherit;

  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  box-shadow: 0 12px 28px rgba(0,0,0,0.18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
}

.tp-useful__card:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.075);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 16px 34px rgba(0,0,0,0.22);
}

.tp-useful__icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 26px;
  flex: 0 0 56px;

  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.tp-useful__body {
  min-width: 0;
}

.tp-useful__card-title {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
  font-weight: 700;
}

.tp-useful__desc {
  margin: 6px 0 0;
  line-height: 1.35;
  opacity: 0.86;
  max-width: 56ch;
}

.tp-useful__meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
  opacity: 0.85;
  font-size: 13px;
}

.tp-useful__tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.10);
}

.tp-useful__dot {
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
}

@media (max-width: 1024px) {
  .tp-useful__title { font-size: 38px; }
  .tp-useful__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .tp-useful__title { font-size: 32px; }
  .tp-useful__grid { grid-template-columns: 1fr; }
  .tp-useful__card { padding: 16px; }
  .tp-useful__icon { width: 52px; height: 52px; flex-basis: 52px; }
}

/* Wide card variant (e.g., contract download) */
.tp-useful__card--wide{
  grid-column: 1 / -1;
  min-height: 108px;
  padding: 18px 20px;
}

@media (max-width: 1024px){
  .tp-useful__card--wide{ grid-column: 1 / -1; }
}







/* Accent style for wide card (contract) */
.tp-useful__card--wide{
  justify-content: center;
  text-align: center;
  gap: 22px;
  background: linear-gradient(
    135deg,
    rgba(60, 130, 255, 0.18),
    rgba(255, 255, 255, 0.06)
  );
}

.tp-useful__card--wide .tp-useful__icon{
  width: 64px;
  height: 64px;
  font-size: 30px;
}

.tp-useful__card--wide .tp-useful__body{
  max-width: 720px;
}

.tp-useful__card--wide .tp-useful__card-title{
  font-size: 22px;
}

.tp-useful__card--wide .tp-useful__desc{
  font-size: 15px;
}







/* Fine-tuning for the wide (contract) card */
.tp-useful__card--wide{
  padding: 18px 28px;
  min-height: 96px;
}

.tp-useful__card--wide .tp-useful__body{
  max-width: 860px;  /* больше, чем было, но всё равно ограничивает “растяжку” */
}

.tp-useful__card--wide .tp-useful__card-title{
  max-width: 48ch;   /* заголовок не растягиваем */
  margin-left: auto;
  margin-right: auto;
}

.tp-useful__card--wide .tp-useful__desc{
  max-width: 70ch;   /* описание тоже в разумных рамках */
  margin-left: auto;
  margin-right: auto;
}

.tp-useful__card--wide .tp-useful__meta{
  justify-content: center; /* мета строго по центру */
}




.useful-card--dl{
  cursor: pointer;
  text-decoration: none;
}

.useful-card--dl:hover{
  transform: translateY(-1px);
}

.useful-card__hint{
  opacity: .85;
}