/* ============================================
   GrapoliX Loading States Component
   DESIGN.md — UI Components — LOADING STATES
   ============================================ */

/* ── Skeleton Base ── */
.skeleton {
  background: var(--surface);
  border-radius: 3px;
  position: relative;
  overflow: hidden;
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(232, 213, 163, 0.04) 50%,
    transparent 100%
  );
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ── Skeleton Variants ── */
.skeleton--text {
  height: 14px;
  margin-bottom: 8px;
  width: 100%;
}

.skeleton--text-sm {
  height: 10px;
  width: 60%;
}

.skeleton--title {
  height: 24px;
  width: 40%;
  margin-bottom: 16px;
}

.skeleton--card {
  height: 200px;
  width: 100%;
}

.skeleton--avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

/* ── Spinner ── */
.spinner {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 600ms linear infinite;
}

.spinner--sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner--lg {
  width: 48px;
  height: 48px;
  border-width: 3px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Progress Bar ── */
.progress {
  width: 100%;
  height: 2px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.progress__fill {
  height: 100%;
  background: var(--gold);
  border-radius: 2px;
  transition: width 300ms ease;
}

/* Indeterminate progress */
.progress--indeterminate .progress__fill {
  width: 40%;
  animation: progress-slide 1.2s ease infinite;
}

@keyframes progress-slide {
  0%   { transform: translateX(-150%); }
  100% { transform: translateX(350%); }
}

/* ── Page Loading Overlay ── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 24px;
  opacity: 1;
  transition: opacity 400ms ease;
}

.loading-overlay--hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-overlay__logo {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 8px;
  text-transform: uppercase;
  color: var(--gold);
}