/* From Uiverse.io by miroslav_3015 */
/* vse je scoped na .tetris-loader-root – ni body, *, vh, vw */

.tetris-loader-root {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.tetris-loader-root.show {
    opacity: 1;
    visibility: visible;
}

/* vrstica Tetris kock */

.tetris-loader {
  display: flex;
  gap: 0.35rem;
  align-items: flex-end;
}

/* ena Tetris kocka = ena črka */

.tetris-block {
  --tetris-size: 2.2rem;

  width: var(--tetris-size);
  height: var(--tetris-size);

  display: flex;
  align-items: center;
  justify-content: center;

  font-weight: 800;
  font-size: 0.95rem;
  text-transform: uppercase;
  color: #f6f7ff;

  background: linear-gradient(135deg, #5b68ff, #b54dff);
  border-radius: 0.45rem;
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.7),
    0 0 0 2px rgba(8, 10, 26, 0.9),
    inset 0 0 0 1px rgba(255, 255, 255, 0.28);

  transform-origin: center;
  animation: tetris-loader-drop 2.4s cubic-bezier(0.25, 0.7, 0.2, 1.05) infinite;
}

/* fazni zamik padanja */

.tetris-block:nth-child(1) {
  animation-delay: 0s;
}
.tetris-block:nth-child(2) {
  animation-delay: 0.15s;
}
.tetris-block:nth-child(3) {
  animation-delay: 0.3s;
}
.tetris-block:nth-child(4) {
  animation-delay: 0.45s;
}
.tetris-block:nth-child(5) {
  animation-delay: 0.6s;
}
.tetris-block:nth-child(6) {
  animation-delay: 0.75s;
}
.tetris-block:nth-child(7) {
  animation-delay: 0.9s;
}

/* animacija: pade od zgoraj, se zavrti, odskoči kot v Tetrisu */

@keyframes tetris-loader-drop {
  0% {
    opacity: 0;
    transform: translateY(-7rem) rotate(-90deg);
  }
  20% {
    opacity: 1;
    transform: translateY(-2rem) rotate(-40deg);
  }
  55% {
    transform: translateY(0) rotate(0deg);
  }
  65% {
    /* bounce */
    transform: translateY(0.35rem) rotate(0deg);
  }
  75% {
    transform: translateY(0) rotate(0deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotate(0deg);
  }
}

/* napis spodaj */

.tetris-loader-text {
  margin-top: 0.9rem;
  color: #c4cad9;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}