/* ═══════════════════════════════════════════
   Loader – Lava Lamp Style (from Uiverse.io by andrew-manzyk)
   ═══════════════════════════════════════════ */

.loader-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.loader-container.hidden {
  opacity: 0;
  transform: scale(0.5);
  pointer-events: none;
  height: 0;
  overflow: hidden;
}

.loader-container.visible {
  opacity: 1;
  transform: scale(1);
}

.loader-container.expanded {
  transform: scale(1.5);
}

.loader-container.large {
  transform: scale(2);
}

.loader {
  --color-one: #f43f5e;
  --color-two: #a855f7;
  --color-three: #f43f5e80;
  --color-four: #a855f780;
  --color-five: #f43f5e40;
  --time-animation: 2s;
  --size: 1;
  position: relative;
  border-radius: 50%;
  transform: scale(var(--size));
  box-shadow:
    0 0 25px 0 var(--color-three),
    0 20px 50px 0 var(--color-four);
  animation: colorize calc(var(--time-animation) * 3) ease-in-out infinite;
}

.loader::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border-top: solid 1px var(--color-one);
  border-bottom: solid 1px var(--color-two);
  background: linear-gradient(180deg, var(--color-five), var(--color-four));
  box-shadow:
    inset 0 10px 10px 0 var(--color-three),
    inset 0 -10px 10px 0 var(--color-four);
}

.loader .box {
  width: 100px;
  height: 100px;
  background: linear-gradient(
    180deg,
    var(--color-one) 30%,
    var(--color-two) 70%
  );
  mask: url(#clipping);
  -webkit-mask: url(#clipping);
}

.loader svg {
  position: absolute;
}

.loader svg #clipping {
  filter: contrast(15);
  animation: roundness calc(var(--time-animation) / 2) linear infinite;
}

.loader svg #clipping polygon {
  filter: blur(7px);
}

.loader svg #clipping polygon:nth-child(1) {
  transform-origin: 75% 25%;
  transform: rotate(90deg);
}

.loader svg #clipping polygon:nth-child(2) {
  transform-origin: 50% 50%;
  animation: rotation var(--time-animation) linear infinite reverse;
}

.loader svg #clipping polygon:nth-child(3) {
  transform-origin: 50% 60%;
  animation: rotation var(--time-animation) linear infinite;
  animation-delay: calc(var(--time-animation) / -3);
}

.loader svg #clipping polygon:nth-child(4) {
  transform-origin: 40% 40%;
  animation: rotation var(--time-animation) linear infinite reverse;
}

.loader svg #clipping polygon:nth-child(5) {
  transform-origin: 40% 40%;
  animation: rotation var(--time-animation) linear infinite reverse;
  animation-delay: calc(var(--time-animation) / -2);
}

.loader svg #clipping polygon:nth-child(6) {
  transform-origin: 60% 40%;
  animation: rotation var(--time-animation) linear infinite;
}

.loader svg #clipping polygon:nth-child(7) {
  transform-origin: 60% 40%;
  animation: rotation var(--time-animation) linear infinite;
  animation-delay: calc(var(--time-animation) / -1.5);
}

.loader-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes rotation {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes roundness {
  0% { filter: contrast(15); }
  20% { filter: contrast(3); }
  40% { filter: contrast(3); }
  60% { filter: contrast(15); }
  100% { filter: contrast(15); }
}

@keyframes colorize {
  0% { filter: hue-rotate(0deg); }
  20% { filter: hue-rotate(-30deg); }
  40% { filter: hue-rotate(-60deg); }
  60% { filter: hue-rotate(-90deg); }
  80% { filter: hue-rotate(-45deg); }
  100% { filter: hue-rotate(0deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}