/* css/06-loader.css
   Media Manager - Loaders
   Phase 1:
     - Boot loader (#appLoader): shown on initial load, hidden by JS after first render
     - View loader (#viewLoader): brief overlay during route/view transitions
*/

/* Shared spinner */
@keyframes mmSpin {
  to { transform: rotate(360deg); }
}

.loaderSpinner{
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,.18);
  border-top-color: rgba(255,255,255,.75);
  animation: mmSpin .8s linear infinite;
}

/* Boot loader (full-screen) */
.appLoader{
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none; /* becomes flex when active */
  align-items: center;
  justify-content: center;

  background: radial-gradient(900px 520px at 18% 12%, rgba(111,212,255,.10), transparent 62%),
              radial-gradient(820px 520px at 86% 18%, rgba(124,136,255,.09), transparent 64%),
              rgba(0,0,0,.72);

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.appLoader.is-active{
  display: flex;
}

.appLoader__inner{
  display: inline-flex;
  align-items: center;
  gap: 12px;

  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--border, rgba(255,255,255,.12));
  background: rgba(20,26,43,.78);
  box-shadow: 0 18px 46px rgba(0,0,0,.45);
}

.appLoader__text{
  font-family: var(--font-head, system-ui);
  letter-spacing: .02em;
  color: rgba(255,255,255,.92);
}

/* View loader (grid-only overlay; element lives inside .gridStage) */
.viewLoader{
  position: absolute;
  inset: 0;
  z-index: 8;
  display: none; /* becomes flex when active */
  align-items: center;
  justify-content: center;

  background: rgba(0,0,0,.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.viewLoader.is-active{
  display: flex;
}

.viewLoader__inner{
  display: inline-flex;
  align-items: center;
  gap: 10px;

  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--border, rgba(255,255,255,.12));
  background: rgba(20,26,43,.72);
  box-shadow: 0 14px 34px rgba(0,0,0,.40);
}

.viewLoader__text{
  color: rgba(255,255,255,.88);
  font-size: 13px;
}

/* Prevent scroll-jank while boot loader is visible */
body.is-loading{
  overflow: hidden;
}