/* ============================================================
   Page loader — parchment overlay with indeterminate shimmer
   ============================================================ */

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(
      ellipse 120% 100% at 50% 40%,
      var(--color-parchment-light, #faf6eb) 0%,
      var(--color-parchment, #f5f0e1) 55%,
      var(--color-parchment-dark, #e8dfc8) 100%
    );
  transition:
    transform 700ms cubic-bezier(0.76, 0, 0.24, 1),
    opacity 400ms ease;
  will-change: transform, opacity;
}

/* Subtle paper-grain texture (inline SVG noise, no extra request). */
.page-loader::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.17  0 0 0 0 0.14  0 0 0 0 0.09  0 0 0 0.06 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.5;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.page-loader-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 0 24px;
  max-width: 480px;
  text-align: center;
}

.page-loader-logo {
  width: 120px;
  height: 120px;
  max-width: 30vw;
  max-height: 30vw;
  object-fit: contain;
  /* Tint the black logo to --color-ink — matches .hero-logo in style.css */
  filter: invert(12%) sepia(20%) saturate(800%) hue-rotate(10deg) brightness(95%);
}

.page-loader-title {
  font-family: 'Outfit', 'Century Gothic', sans-serif;
  font-size: clamp(1.2rem, 2.8vw, 1.75rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink, #2c2418);
  line-height: 1.15;
  margin: 0;
}

.page-loader-sub {
  font-family: 'Alegreya Sans', 'Segoe UI', Roboto, sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-ink-faded, #7a6f5f);
  margin: -12px 0 0;
  transition: opacity 260ms ease;
}

/* Bar and Enter button share a grid cell so the swap doesn't shift layout. */
.page-loader-cta {
  display: grid;
  place-items: center;
  min-height: 48px;
  margin-top: 4px;
}

.page-loader-cta > * {
  grid-area: 1 / 1;
}

.page-loader-bar {
  position: relative;
  width: min(240px, 60vw);
  height: 2px;
  border-radius: 999px;
  background: rgba(120, 100, 70, 0.18);
  overflow: hidden;
  transition: opacity 260ms ease;
}

.page-loader-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 45%;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    rgba(139, 115, 85, 0) 0%,
    rgba(139, 115, 85, 1) 50%,
    rgba(139, 115, 85, 0) 100%
  );
  animation: page-loader-shimmer 1.2s ease-in-out infinite;
}

@keyframes page-loader-shimmer {
  0%   { transform: translateX(-115%); }
  100% { transform: translateX(350%); }
}

/* Enter button — hidden by default, revealed in the "ready" state. */
.page-loader-enter {
  font-family: 'Outfit', 'Century Gothic', sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--color-ink, #2c2418);
  background: transparent;
  border: 1px solid rgba(120, 100, 70, 0.45);
  border-radius: 999px;
  padding: 11px 34px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition:
    opacity 420ms ease,
    transform 420ms cubic-bezier(0.2, 0.7, 0.3, 1),
    background 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.page-loader-enter:hover,
.page-loader-enter:focus-visible {
  background: rgba(120, 100, 70, 0.12);
  border-color: rgba(120, 100, 70, 0.75);
  color: var(--color-ink, #2c2418);
  outline: none;
}

.page-loader-enter:focus-visible {
  box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.28);
}

/* Ready state: shimmer bar + "Loading" sub fade out, Enter button fades in.
   Overlay becomes a secondary click-to-dismiss target (handled in loader.js). */
.page-loader.is-ready {
  cursor: pointer;
}

.page-loader.is-ready .page-loader-bar,
.page-loader.is-ready .page-loader-sub {
  opacity: 0;
  pointer-events: none;
}

.page-loader.is-ready .page-loader-enter {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Dismiss — roll up */
.page-loader.is-leaving {
  transform: translateY(-100%);
}

.page-loader[hidden] {
  display: none !important;
}

/* Reduced motion: cross-fade, no shimmer, no translate */
@media (prefers-reduced-motion: reduce) {
  .page-loader {
    transition: opacity 300ms ease;
  }
  .page-loader.is-leaving {
    transform: none;
    opacity: 0;
  }
  .page-loader-bar::after {
    animation: none;
    width: 100%;
    opacity: 0.4;
  }
  .page-loader-enter {
    transform: none;
  }
}