/* ═══════════════════════════════════════════════
   Liquid Mirror Gallery 3D  –  liquid-mirror.css
   ═══════════════════════════════════════════════ */

/* ── Custom properties ──────────────────────── */
:root {
  --lmg-silver:    #c0c8d4;
  --lmg-chrome:    #8090a0;
  --lmg-glow:      #d0e8ff;
  --lmg-dark:      #060a0f;
  --lmg-radius:    12px;
  --lmg-duration:  0.6s;
  --lmg-ease:      cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Wrapper ─────────────────────────────────── */
.lmg3d-wrap {
  position:   relative;
  width:      100%;
  height:     85vh;
  background: var(--lmg-dark);
  overflow:   hidden;
  border-radius: var(--lmg-radius);
  cursor:     default;
  -webkit-user-select: none;
  user-select: none;
}

.lmg3d-wrap canvas {
  display: block;
  width:   100% !important;
  height:  100% !important;
}

/* ── Loader ─────────────────────────────────── */
.lmg3d-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  background: var(--lmg-dark);
  z-index: 10;
  transition: opacity var(--lmg-duration) var(--lmg-ease),
              visibility var(--lmg-duration) var(--lmg-ease);
}

.lmg3d-loader.hidden {
  opacity:    0;
  visibility: hidden;
  pointer-events: none;
}

.lmg3d-loader__ring {
  width:  52px;
  height: 52px;
  border: 2px solid rgba(192,200,212,.15);
  border-top-color: var(--lmg-silver);
  border-radius: 50%;
  animation: lmg3d-spin 1s linear infinite;
}

.lmg3d-loader__text {
  font-family: 'Courier New', monospace;
  font-size:   0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lmg-chrome);
}

@keyframes lmg3d-spin {
  to { transform: rotate(360deg); }
}

/* ── Lightbox ───────────────────────────────── */
.lmg3d-lightbox {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6,10,15,.92);
  backdrop-filter: blur(18px) saturate(0.4);
  -webkit-backdrop-filter: blur(18px) saturate(0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s var(--lmg-ease), visibility .4s var(--lmg-ease);
}

.lmg3d-lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lmg3d-lightbox__inner {
  position: relative;
  max-width:  90vw;
  max-height: 90vh;
  padding:    6px;
  background: linear-gradient(135deg,
    rgba(192,200,212,.25) 0%,
    rgba(128,144,160,.10) 50%,
    rgba(192,200,212,.25) 100%);
  border: 1px solid rgba(192,200,212,.3);
  border-radius: 4px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.06) inset,
    0 32px 80px rgba(0,0,0,.8),
    0 0 60px rgba(208,232,255,.08);
  transform: scale(.92) translateY(20px);
  transition: transform .4s var(--lmg-ease);
}

.lmg3d-lightbox.active .lmg3d-lightbox__inner {
  transform: scale(1) translateY(0);
}

.lmg3d-lightbox__img {
  display: block;
  max-width:  100%;
  max-height: calc(90vh - 80px);
  object-fit: contain;
  border-radius: 2px;
}

.lmg3d-lightbox__caption {
  margin-top: .6rem;
  text-align: center;
  font-family: 'Courier New', monospace;
  font-size:   .8rem;
  letter-spacing: .1em;
  color: var(--lmg-chrome);
}

.lmg3d-lightbox__close {
  position: absolute;
  top: -18px;
  right: -18px;
  width:  36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--lmg-chrome);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: var(--lmg-dark);
  font-size: 1.1rem;
  line-height: 1;
  transition: background .2s;
}

.lmg3d-lightbox__close:hover {
  background: var(--lmg-silver);
}

/* Nav arrows */
.lmg3d-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width:  44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(192,200,212,.15);
  border: 1px solid rgba(192,200,212,.25);
  border-radius: 50%;
  cursor: pointer;
  color: var(--lmg-silver);
  font-size: 1.3rem;
  backdrop-filter: blur(8px);
  transition: background .2s, color .2s;
}

.lmg3d-lightbox__nav:hover {
  background: rgba(192,200,212,.3);
  color: #fff;
}

.lmg3d-lightbox__nav--prev { left:  -60px; }
.lmg3d-lightbox__nav--next { right: -60px; }

@media (max-width: 640px) {
  .lmg3d-lightbox__nav--prev { left:   6px; }
  .lmg3d-lightbox__nav--next { right:  6px; }
}

/* ── Sound toggle ───────────────────────────── */
.lmg3d-sound-btn {
  position: absolute;
  bottom: 16px;
  right:  16px;
  z-index: 5;
  width:  38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(192,200,212,.12);
  border: 1px solid rgba(192,200,212,.22);
  border-radius: 50%;
  cursor: pointer;
  color: var(--lmg-chrome);
  font-size: .9rem;
  backdrop-filter: blur(6px);
  transition: background .2s, color .2s;
}

.lmg3d-sound-btn:hover   { background: rgba(192,200,212,.25); color: var(--lmg-silver); }
.lmg3d-sound-btn.muted   { opacity: .5; }

/* ── NO-JS fallback grid ────────────────────── */
.lmg3d-fallback {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 2px;
  background: var(--lmg-dark);
  padding: 2px;
}

.lmg3d-fallback__item {
  margin: 0;
  overflow: hidden;
  position: relative;
  background: #0a0e14;
}

.lmg3d-fallback__item img {
  display: block;
  width:  100%;
  height: 200px;
  object-fit: cover;
  filter: saturate(.85) brightness(.9);
  transition: transform .5s var(--lmg-ease),
              filter .5s var(--lmg-ease);
}

.lmg3d-fallback__item:hover img {
  transform: scale(1.06);
  filter: saturate(1.1) brightness(1.05);
}

.lmg3d-fallback__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(192,200,212,.12) 0%,
    transparent 60%);
  pointer-events: none;
}

.lmg3d-fallback__item figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: .5rem .75rem;
  font-family: 'Courier New', monospace;
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--lmg-silver);
  background: linear-gradient(transparent, rgba(6,10,15,.85));
  opacity: 0;
  transition: opacity .3s;
}

.lmg3d-fallback__item:hover figcaption { opacity: 1; }

/* ── Tooltip ─────────────────────────────────── */
.lmg3d-tooltip {
  position: fixed;
  z-index: 9998;
  pointer-events: none;
  padding: .35rem .75rem;
  background: rgba(6,10,15,.85);
  border: 1px solid rgba(192,200,212,.25);
  border-radius: 3px;
  font-family: 'Courier New', monospace;
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--lmg-silver);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .2s, transform .2s;
  white-space: nowrap;
}

.lmg3d-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Cursor ─────────────────────────────────── */
.lmg3d-wrap:hover { cursor: crosshair; }

/* ── Gyro permission prompt ─────────────────── */
.lmg3d-gyro-prompt {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  padding: .6rem 1.2rem;
  background: rgba(192,200,212,.12);
  border: 1px solid rgba(192,200,212,.25);
  border-radius: 24px;
  font-family: 'Courier New', monospace;
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--lmg-silver);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: opacity .3s;
  white-space: nowrap;
}

.lmg3d-gyro-prompt.hidden { display: none; }