/* =========================================================================
   SEBIT Page Loader — CSS
   Branded splash overlay with three-arrow march animation.
   Extracted from Design System: preview/loader_arrow.html
   ========================================================================= */

#sebit-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #002B5C;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.45s ease, visibility 0.45s ease;
}

#sebit-loader.sebit-loader--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.sebit-loader__center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

/* Wordmark: arrow + SEBIT */
.sebit-loader__wordmark {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 36px;
  color: #fff;
  letter-spacing: -0.01em;
}

.sebit-loader__arrow {
  width: 42px;
  height: 42px;
}

/* Three-arrow march animation */
.sebit-loader__march {
  display: inline-flex;
  gap: 14px;
}

.sebit-loader__march svg {
  width: 16px;
  height: 16px;
  animation: sebitMarchPulse 1.2s ease-in-out infinite;
}

.sebit-loader__march svg:nth-child(2) {
  animation-delay: 0.15s;
}

.sebit-loader__march svg:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes sebitMarchPulse {
  0%, 60%, 100% { opacity: 0.15; transform: translateX(0); }
  30% { opacity: 1; transform: translateX(4px); }
}