.not-found-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  color: #101827;
  background: #fff;
}

.not-found-content {
  width: min(520px, 100%);
  display: grid;
  justify-items: center;
  text-align: center;
}

.not-found-mark {
  width: min(280px, 72vw);
  height: auto;
  margin-bottom: 57px;
}

.not-found-content h1 {
  margin: 0;
  color: #111827;
  font-size: 32px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: 0;
}

.not-found-content p {
  margin: 16px 0 32px;
  color: #6b7280;
  font-size: 14px;
  line-height: 1.5;
  font-weight: 500;
}

.not-found-content button {
  min-width: 128px;
  height: 42px;
  padding: 0 26px;
  border-radius: 12px;
  color: #fff;
  background: #030303;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  transition: transform 0.16s ease, background 0.16s ease;
}

.not-found-content button:hover {
  background: #171717;
  transform: translateY(-1px);
}

@media (max-width: 760px) {
  .not-found-shell {
    padding: 44px 22px;
  }

  .not-found-mark {
    margin-bottom: 44px;
  }

  .not-found-content h1 {
    font-size: 28px;
  }

  .not-found-content p {
    margin: 14px 0 28px;
    font-size: 14px;
  }

  .not-found-content button {
    min-width: 120px;
    height: 40px;
    border-radius: 12px;
    font-size: 15px;
  }
}