/**
 * Cutflux page loader — ripple rings + logo (Uiverse / Smit-Prajapati inspired)
 * https://uiverse.io/Smit-Prajapati/tricky-turtle-16
 */

.cf-page-loader {
  --cf-loader-size: 220px;
  --cf-loader-duration: 2s;
  --cf-loader-accent: #5aa0ff;
  --cf-loader-accent-mid: rgba(90, 160, 255, 0.55);
  --cf-loader-accent-soft: rgba(90, 160, 255, 0.22);
  --cf-loader-ring-bg: linear-gradient(
    0deg,
    rgba(90, 160, 255, 0.08) 0%,
    rgba(90, 160, 255, 0.18) 100%
  );
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(4, 6, 12, 0.94);
  backdrop-filter: blur(10px) saturate(120%);
  -webkit-backdrop-filter: blur(10px) saturate(120%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.cf-page-loader.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.cf-page-loader__stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.cf-page-loader__ripple {
  --cf-loader-size: 220px;
  width: var(--cf-loader-size);
  height: var(--cf-loader-size);
  position: relative;
  flex-shrink: 0;
}

.cf-page-loader__ring {
  position: absolute;
  border-radius: 50%;
  border-top: 1px solid var(--cf-loader-accent);
  background: var(--cf-loader-ring-bg);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  animation: cf-loader-ripple var(--cf-loader-duration) infinite ease-in-out;
}

.cf-page-loader__ring:nth-child(1) {
  inset: 40%;
  z-index: 5;
}

.cf-page-loader__ring:nth-child(2) {
  inset: 30%;
  z-index: 4;
  border-color: var(--cf-loader-accent-mid);
  animation-delay: 0.2s;
}

.cf-page-loader__ring:nth-child(3) {
  inset: 20%;
  z-index: 3;
  border-color: var(--cf-loader-accent-soft);
  animation-delay: 0.4s;
}

.cf-page-loader__ring:nth-child(4) {
  inset: 10%;
  z-index: 2;
  border-color: rgba(90, 160, 255, 0.14);
  animation-delay: 0.6s;
}

.cf-page-loader__ring:nth-child(5) {
  inset: 0;
  z-index: 1;
  border-color: rgba(90, 160, 255, 0.08);
  animation-delay: 0.8s;
}

.cf-page-loader__brand {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 28%;
  text-align: center;
  z-index: 6;
  pointer-events: none;
}

.cf-page-loader__logo {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  object-fit: cover;
  box-shadow: 0 8px 28px rgba(90, 160, 255, 0.35);
  animation: cf-loader-logo-pulse var(--cf-loader-duration) infinite ease-in-out;
}

.cf-page-loader__name {
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #eef2f8;
  animation: cf-loader-name-pulse var(--cf-loader-duration) infinite ease-in-out;
}

.cf-page-loader__msg {
  margin: 0;
  font-size: 13px;
  color: rgba(135, 145, 164, 0.95);
  letter-spacing: 0.01em;
}

@keyframes cf-loader-ripple {
  0% {
    transform: scale(1);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.28);
  }
  50% {
    transform: scale(1.28);
    box-shadow: 0 24px 36px rgba(0, 0, 0, 0.38);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.28);
  }
}

@keyframes cf-loader-logo-pulse {
  0%,
  100% {
    filter: brightness(1) saturate(1);
    transform: scale(1);
  }
  50% {
    filter: brightness(1.12) saturate(1.15);
    transform: scale(1.04);
  }
}

@keyframes cf-loader-name-pulse {
  0%,
  100% {
    color: #eef2f8;
    opacity: 0.92;
  }
  50% {
    color: #ffffff;
    opacity: 1;
  }
}

/* Portal accent colors */
html[data-portal="copy"] .cf-page-loader {
  --cf-loader-accent: #b09cff;
  --cf-loader-accent-mid: rgba(176, 156, 255, 0.55);
  --cf-loader-accent-soft: rgba(124, 92, 255, 0.24);
  --cf-loader-ring-bg: linear-gradient(
    0deg,
    rgba(124, 92, 255, 0.08) 0%,
    rgba(176, 156, 255, 0.16) 100%
  );
}

html[data-portal="clipper"] .cf-page-loader {
  --cf-loader-accent: #4fd4a8;
  --cf-loader-accent-mid: rgba(79, 212, 168, 0.55);
  --cf-loader-accent-soft: rgba(61, 184, 146, 0.24);
  --cf-loader-ring-bg: linear-gradient(
    0deg,
    rgba(61, 184, 146, 0.08) 0%,
    rgba(79, 212, 168, 0.16) 100%
  );
}

html[data-portal="sfx"] .cf-page-loader {
  --cf-loader-accent: #7ee4ff;
  --cf-loader-accent-mid: rgba(126, 228, 255, 0.55);
  --cf-loader-accent-soft: rgba(98, 212, 255, 0.24);
  --cf-loader-ring-bg: linear-gradient(
    0deg,
    rgba(98, 212, 255, 0.08) 0%,
    rgba(126, 228, 255, 0.16) 100%
  );
}

html[data-portal="enhance"] .cf-page-loader {
  --cf-loader-accent: #52db8e;
  --cf-loader-accent-mid: rgba(82, 219, 142, 0.55);
  --cf-loader-accent-soft: rgba(63, 203, 126, 0.24);
  --cf-loader-ring-bg: linear-gradient(
    0deg,
    rgba(63, 203, 126, 0.08) 0%,
    rgba(82, 219, 142, 0.16) 100%
  );
}

/* Legacy auth-loading slot on beat-timeline */
.sb-bt-auth-loading.cf-page-loader {
  gap: 0;
}

@media (prefers-reduced-motion: reduce) {
  .cf-page-loader__ring {
    animation: none;
    transform: none;
  }

  .cf-page-loader__logo,
  .cf-page-loader__name {
    animation: none;
  }
}