/* explore.html — full-viewport galaxy explorer.
   Cool void (#08080b) + engraved brass (#A8B0BC), eye-comfort: no flicker,
   lifted deep-navy wells, body ink ~90%. Deck + engine styling is inherited
   from ap-horizon-2026.css + orrery-visual.css; this file only lays the page
   out full-screen and skins the explore-only chrome (legend, return nav). */

:root { color-scheme: dark; }

html, body.page-explore {
  background: var(--ap-void-deep, #08080b);
  min-height: 100%;
}

body.page-explore {
  margin: 0;
  overflow-x: hidden;
  color: var(--ap-parchment, #E8EBF0);
}

/* Masthead stays above the stage; the stage fills the rest of the viewport. */
body.page-explore .site-header {
  position: relative;
  z-index: 30;
}

.explore-main { display: block; }

/* ── The stage: everything below the masthead, full-bleed ── */
.explore-stage {
  position: relative;
  width: 100%;
  /* fill the viewport under the masthead; dvh handles mobile URL-bar chrome */
  height: calc(100svh - var(--explore-nav-h, 64px));
  min-height: 30rem;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 50% 8%, #101014 0%, #000000 55%, #000000 100%);
  isolation: isolate;
}

/* Make the reused orrery wrap fill the stage instead of its square hero box. */
.explore-stage .explore-orrery-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  max-width: none;
  z-index: 1;
}
.explore-stage .explore-orrery-wrap .ap-award-orrery-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  max-width: none;
}
/* Override orrery-visual.css's square aspect-ratio: the explorer is landscape. */
.explore-stage .orrery-viewport {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  border-radius: 0;
  max-width: none;
}
.explore-stage .orrery-viewport #orrery-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  display: block;
}

/* Roaming hint — quiet, bottom-center, above the deck. */
.explore-hint {
  position: absolute;
  left: 50%;
  bottom: 0.75rem;
  transform: translateX(-50%);
  margin: 0;
  padding: 0.3rem 0.85rem;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.05em;
  color: rgba(232, 235, 240, 0.6);
  background: rgba(0, 0, 0, 0.42);
  border-radius: 999px;
  pointer-events: none;
  z-index: 6;
  transition: opacity 0.4s ease;
}
html.orrery-full .explore-hint { opacity: 0.5; }

/* ── Loading / no-WebGL fallback ── */
.explore-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 2rem;
  text-align: center;
  z-index: 2;
  transition: opacity 0.6s ease;
}
.explore-fallback--hidden { opacity: 0; pointer-events: none; }
.explore-fallback__inner { max-width: 34rem; }
.explore-fallback__eyebrow {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ap-brass, #A8B0BC);
  margin: 0 0 0.6rem;
}
.explore-fallback__lead {
  font-size: 0.95rem;
  line-height: 1.55;
  color: rgba(232, 235, 240, 0.82);
  margin: 0;
}

/* ── Corner legend ── */
.explore-legend {
  position: absolute;
  top: 0.9rem;
  left: 0.9rem;
  z-index: 8;
  width: min(21rem, calc(100vw - 1.8rem));
  background: rgba(0, 0, 0, 0.82);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(200, 205, 214, 0.22);
  border-radius: 12px;
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}
.explore-legend__toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.65rem 0.9rem;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: var(--ap-parchment, #E8EBF0);
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}
.explore-legend__title { font-weight: 600; }
.explore-legend__chev { color: var(--ap-brass, #A8B0BC); transition: transform 0.25s ease; font-size: 0.8rem; }
.explore-legend[data-collapsed="true"] .explore-legend__chev { transform: rotate(-90deg); }
.explore-legend__body {
  padding: 0 0.9rem 0.9rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(232, 235, 240, 0.86);
  max-height: 60vh;
  overflow-y: auto;
}
.explore-legend[data-collapsed="true"] .explore-legend__body { display: none; }
.explore-legend__body p { margin: 0 0 0.6rem; }
.explore-legend__body strong { color: var(--ap-parchment, #E8EBF0); }
.explore-legend__ladder {
  list-style: none;
  margin: 0 0 0.6rem;
  padding: 0.4rem 0 0.5rem;
  border-top: 1px solid rgba(200, 205, 214, 0.14);
  border-bottom: 1px solid rgba(200, 205, 214, 0.14);
}
.explore-legend__ladder li { padding: 0.14rem 0; }
.explore-legend__ladder b { color: var(--ap-brass-bright, #7EC8E8); font-weight: 600; }
.explore-legend__ladder em { font-style: italic; color: rgba(232, 235, 240, 0.92); }
.explore-legend__foot {
  font-size: 0.76rem;
  color: rgba(232, 235, 240, 0.66);
  margin-bottom: 0 !important;
}

/* ── Deck: pin to the bottom of the stage, full width, above the canvas ── */
.explore-stage .explore-deck {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  top: auto;
  z-index: 10;
  margin: 0 auto;
  max-width: min(64rem, calc(100vw - 1.2rem));
  padding: 0.6rem 0.9rem 0.9rem;
  background: linear-gradient(to top, rgba(9, 12, 18, 0.9) 0%, rgba(9, 12, 18, 0.72) 60%, rgba(9, 12, 18, 0) 100%);
  border-radius: 16px 16px 0 0;
}
.explore-deck__journeys {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

/* ── Return nav ── */
.explore-return {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  z-index: 8;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  max-width: 60vw;
}
.explore-return a {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: rgba(232, 235, 240, 0.82);
  text-decoration: none;
  padding: 0.32rem 0.7rem;
  background: rgba(18, 24, 38, 0.72);
  border: 1px solid rgba(168, 176, 188, 0.22);
  border-radius: 999px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.explore-return a:hover,
.explore-return a:focus-visible {
  color: var(--ap-parchment, #E8EBF0);
  border-color: rgba(168, 176, 188, 0.55);
}
.explore-return a.explore-return__primary {
  color: #0B0906;
  background: linear-gradient(160deg, #d8b46a, #C9A227);
  border-color: transparent;
  font-weight: 600;
}
.explore-return a.explore-return__primary:hover,
.explore-return a.explore-return__primary:focus-visible {
  color: #0B0906;
  border-color: rgba(232, 200, 114, 0.55);
  filter: brightness(1.05);
}

/* ── Mobile (≤600px) — deck must stay usable at 375px ── */
@media (max-width: 600px) {
  .explore-stage { height: calc(100svh - var(--explore-nav-h, 56px)); }
  .explore-legend {
    top: auto;
    bottom: calc(var(--explore-deck-h, 8.5rem) + 0.6rem);
    left: 0.6rem;
    width: min(20rem, calc(100vw - 1.2rem));
  }
  /* Collapse the legend by default on small screens to keep the model clear. */
  .explore-return {
    top: 0.6rem;
    right: 0.6rem;
    max-width: calc(100vw - 1.2rem);
  }
  .explore-return a { font-size: 0.64rem; padding: 0.28rem 0.55rem; }
  .explore-hint { font-size: 0.6rem; bottom: 0.5rem; }
  .explore-stage .explore-deck {
    max-width: 100vw;
    border-radius: 0;
    padding: 0.5rem 0.5rem 0.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .explore-hint, .explore-fallback, .explore-legend__chev { transition: none; }
}