.institutional {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 10%, rgba(42, 139, 255, .09), transparent 32%),
    linear-gradient(180deg, #05090f 0%, #070d15 100%);
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.institutional__heading {
  max-width: 900px;
}

.institutional__heading h2,
.institutional__block h3,
.institutional__panel h3 {
  color: #f7fbff;
}

.institutional__heading h2 {
  margin: 10px 0 16px;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.06;
}

.institutional__heading p,
.institutional__block > p,
.institutional__panel p,
.institutional__support > p {
  color: #aeb9c7;
  line-height: 1.75;
}

.institutional__heading p + p,
.institutional__panel p + p {
  margin-top: 12px;
}

.institutional__block {
  margin-top: 54px;
}

.institutional__block h3,
.institutional__panel h3 {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
}

.institutional__grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.institutional__grid--channels {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.institutional__grid--plans {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.institutional__grid article,
.institutional__panel {
  background: rgba(9, 17, 28, .82);
  border: 1px solid rgba(147, 191, 234, .14);
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(0,0,0,.18);
}

.institutional__grid article {
  min-height: 145px;
  padding: 20px;
}

.institutional__grid article strong,
.institutional__grid article b {
  display: block;
  color: #f8fbff;
}

.institutional__grid article strong {
  font-size: .92rem;
  letter-spacing: .02em;
}

.institutional__grid article b {
  margin-top: 10px;
  font-size: 1.55rem;
}

.institutional__grid article span {
  display: block;
  margin-top: 10px;
  color: #99a7b7;
  font-size: .9rem;
  line-height: 1.55;
}

.institutional__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 54px;
}

.institutional__panel {
  padding: 24px;
}

.institutional__panel--alert {
  border-color: rgba(255, 185, 83, .26);
  background: linear-gradient(145deg, rgba(46, 29, 8, .35), rgba(9, 17, 28, .88));
}

.institutional__support {
  padding-top: 4px;
}

.institutional__contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.institutional__contacts a {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 17px;
  border: 1px solid rgba(116, 199, 255, .28);
  border-radius: 10px;
  color: #dff4ff;
  background: rgba(20, 118, 184, .09);
  text-decoration: none;
  font-weight: 700;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}

.institutional__contacts a:hover {
  transform: translateY(-2px);
  border-color: rgba(116, 199, 255, .6);
  background: rgba(20, 118, 184, .16);
}

@media (max-width: 1080px) {
  .institutional__grid--channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .institutional__grid--plans,
  .institutional__grid--channels,
  .institutional__columns {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 580px) {
  .institutional__grid--plans,
  .institutional__grid--channels,
  .institutional__columns {
    grid-template-columns: 1fr;
  }

  .institutional__grid article {
    min-height: auto;
  }
}