/* SP Tech Services — full-screen app loader (PWA splash / page-transition cover). */

.app-loader {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  background: #ffffff;
  transition: opacity .3s ease, visibility .3s ease;
}
:root[data-theme="dark"] .app-loader { background: #0b1120; }
@media (prefers-color-scheme: dark) {
  .app-loader { background: #0b1120; }
}
:root[data-theme="light"] .app-loader { background: #ffffff; }

.app-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.app-loader__mark {
  width: 76px;
  height: 76px;
  object-fit: contain;
  border-radius: 18px;
  animation: app-loader-pulse 1.6s ease-in-out infinite;
}

.app-loader__bar {
  width: 160px;
  height: 4px;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.15);
  overflow: hidden;
  position: relative;
}
:root[data-theme="dark"] .app-loader__bar { background: rgba(167, 139, 250, 0.18); }
@media (prefers-color-scheme: dark) {
  .app-loader__bar { background: rgba(167, 139, 250, 0.18); }
}

.app-loader__bar::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 40%;
  border-radius: 999px;
  background: linear-gradient(90deg, #7c3aed, #22c55e);
  animation: app-loader-slide 1.1s ease-in-out infinite;
}

@keyframes app-loader-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: .85; }
}

@keyframes app-loader-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}