/* Project Signum v1.0 — minimalistický podpis autora */
.ps-signum {
  position: fixed;
  left: clamp(14px, 2.1vw, 26px);
  bottom: clamp(14px, 2.1vw, 26px);
  z-index: 1200;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  width: clamp(46px, 4.5vw, 58px);
  text-decoration: none;
  opacity: 0.86;
  transition: opacity 180ms ease, transform 180ms ease, filter 180ms ease;
}

.ps-signum:hover,
.ps-signum:focus-visible {
  opacity: 1;
  transform: translateY(-1px);
  filter: drop-shadow(0 0 8px rgba(200, 162, 74, 0.24));
  outline: none;
}

.ps-signum__mark {
  width: 42px;
  max-width: 100%;
  height: auto;
  display: block;
}

.ps-signum__text {
  color: rgba(235, 235, 235, 0.72);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 8px;
  line-height: 1.15;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
  white-space: nowrap;
}

@media (max-width: 640px) {
  .ps-signum {
    width: 42px;
    left: 10px;
    bottom: 10px;
  }

  .ps-signum__text {
    font-size: 6.8px;
  }
}