/* ────────────────────────────────────────────────────────────
   RoomTour Builder – Viewer CSS
──────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --font:         -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --topbar-h:     0px;
  --panel-w:      260px;
  --color-bg:     #111;
  --color-panel:  #1e1e1e;
  --color-border: rgba(255,255,255,.1);
  --color-text:   #f3f4f6;
  --color-muted:  rgba(255,255,255,.55);
  --color-prime:  #fff;
  --radius:       4px;
}

html, body {
  height: 100%;
  overflow: hidden;
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
}

/* ── Back button ── */
.viewer-back-btn {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 2000;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 100px;
  text-decoration: none;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  transition: background 0.2s, transform 0.2s;
}
.viewer-back-btn:hover {
  background: rgba(0,0,0,0.8);
  transform: translateX(-2px);
}

/* ── 404 ── */
.viewer-404 {
  display: flex; align-items: center; justify-content: center;
  height: 100vh;
  background: #f4f5f7;
  color: #1f2937;
}
.v404-box { text-align: center; padding: 2rem; }
.v404-box h1 { font-size: 2rem; margin-bottom: .75rem; }

/* ── Top Bar ── */
.viewer-topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: transparent;
  display: flex;
  align-items: center;
  padding: 0 .75rem;
  gap: .75rem;
  z-index: 100;
}

.viewer-tour-title {
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .02em;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0,0,0,.7);
  background: rgba(0,0,0,.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: .3rem .75rem;
  border-radius: 999px;
}

.viewer-topbar-left  { flex: 1; }
.viewer-topbar-right { display: flex; gap: .5rem; }

/* ── Viewer Canvas ── */
.viewer-canvas {
  position: fixed;
  top: 0;
  left: 0; right: 0; bottom: 0;
}

.viewer-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.85);
  z-index: 20;
  gap: 14px;
}
.viewer-loading-spinner {
  width: 44px; height: 44px;
  border: 4px solid rgba(255,255,255,.15);
  border-top-color: #fff;
  border-radius: 50%;
  animation: vl-spin .7s linear infinite;
}
@keyframes vl-spin { to { transform: rotate(360deg); } }
.viewer-loading-text {
  color: rgba(255,255,255,.55);
  font-size: .85rem;
  letter-spacing: .04em;
}

/* Transition overlay – shown over current pano while next loads */
.pano-trans-overlay {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(4px);
  z-index: 15;
  gap: 12px;
  opacity: 0;
  transition: opacity .3s ease;
}
.pano-trans-overlay.show { display: flex; }
.pano-trans-overlay.visible { opacity: 1; }
.pano-trans-spinner {
  width: 38px; height: 38px;
  border: 3px solid rgba(255,255,255,.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: vl-spin .7s linear infinite;
}
.pano-trans-label {
  color: rgba(255,255,255,.7);
  font-size: .8rem;
  letter-spacing: .03em;
}

/* ── Image Viewer ── */
.image-viewer {
  width: 100%; height: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111;
}

.image-viewer-inner {
  position: relative;
  cursor: grab;
  display: inline-block;
  transform-origin: center center;
  will-change: transform;
}

.image-viewer-inner:active { cursor: grabbing; }

#viewerImg {
  display: block;
  max-width: 100vw;
  max-height: calc(100vh - var(--topbar-h));
  user-select: none;
  pointer-events: none;
}

/* ── Pano Viewer ── */
.pano-viewer {
  width: 100%; height: 100%;
  background: #000;
}

/* ── Hotspot Layer ── */
.viewer-hotspots-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}

/* ── Viewer Hotspot Pins ── */
.v-hs-pin {
  position: absolute;
  transform: translate(-50%, -100%);
  pointer-events: all;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  z-index: 20;
}

.v-hs-pin span {
  display: flex;
  width: 46px; height: 46px;
  border-radius: 50% 50% 50% 0;
  rotate: -45deg;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.97);
  border: 2.5px solid rgba(255,255,255,1);
  box-shadow: 0 4px 14px rgba(0,0,0,.65), 0 1px 4px rgba(0,0,0,.45);
  transition: transform .15s;
}

.v-hs-pin span > * {
  rotate: 45deg;
  display: block;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.25));
}

/* Krāsa pēc tipa — ikona ir SVG (balta), fons atšķiras */
.v-hs-info span       { background: #2356e8; }
.v-hs-product span    { background: #16a34a; }
.v-hs-transition span { background: #ea580c; }

.v-hs-pin:hover span { transform: scale(1.18); }

/* ── Buttons ── */
.v-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .35rem .85rem;
  background: rgba(0,0,0,.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  color: #fff;
  font-family: var(--font);
  font-size: .82rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  text-shadow: 0 1px 3px rgba(0,0,0,.5);
}

.v-btn:hover { background: rgba(0,0,0,.6); }

.v-btn-primary {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.22);
  color: #fff;
}

.v-btn-primary:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.32); }

/* ── Scene List Panel ── */
.viewer-scene-list {
  position: fixed;
  top: var(--topbar-h);
  left: 0;
  bottom: 0;
  width: var(--panel-w);
  background: var(--color-panel);
  border-right: 1px solid var(--color-border);
  z-index: 90;
  transform: translateX(-100%);
  transition: transform .2s;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.viewer-scene-list[aria-hidden="false"] {
  transform: translateX(0);
}

.vsl-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
  font-size: .9rem;
}

.vsl-header button {
  background: none; border: none;
  color: var(--color-muted);
  font-size: 1.3rem;
  cursor: pointer;
}

.viewer-scene-list ul {
  list-style: none;
  overflow-y: auto;
  flex: 1;
  padding: .5rem 0;
}

.vsl-item {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .5rem .9rem;
  cursor: pointer;
  border-left: 3px solid transparent;
}

.vsl-item:hover { background: rgba(255,255,255,.07); }
.vsl-item.active { border-left-color: rgba(255,255,255,.55); background: rgba(255,255,255,.06); }

.vsl-item img,
.vsl-placeholder {
  width: 50px; height: 36px;
  border-radius: 2px;
  object-fit: cover;
  flex-shrink: 0;
}

.vsl-placeholder {
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .7rem;
  color: var(--color-muted);
}

.vsl-item span { font-size: .85rem; }

/* ── Modal ── */
.v-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
}

@media (min-width: 600px) {
  .v-modal-backdrop { align-items: center; }
  .v-modal { max-width: 480px; border-radius: 16px; }
}

.v-modal {
  position: relative;
  background: rgba(10,10,11,0.90);
  backdrop-filter: blur(40px) saturate(120%);
  -webkit-backdrop-filter: blur(40px) saturate(120%);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow:
    0 2px 0 rgba(255,255,255,.04) inset,
    0 40px 80px rgba(0,0,0,.75),
    0 0 0 .5px rgba(0,0,0,.5);
  color: #f0f0f0;
  width: 100%;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  border-radius: 16px 16px 0 0;
  overflow: hidden;
}

.v-modal-close {
  position: absolute;
  top: .85rem; right: .9rem;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.09);
  width: 26px; height: 26px;
  border-radius: 50%;
  font-size: .75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  z-index: 1;
  transition: background .15s, color .15s;
  letter-spacing: 0;
}
.v-modal-close:hover {
  background: rgba(255,255,255,.14);
  color: rgba(255,255,255,.9);
}

.v-modal-body {
  overflow-y: auto;
  padding: 1.25rem 1.3rem 1.4rem;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}

.v-modal-title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -.02em;
  margin-bottom: .6rem;
  padding-right: 2.2rem;
  color: #fff;
  line-height: 1.3;
}

.v-modal-short {
  color: rgba(255,255,255,.55);
  margin-bottom: .9rem;
  line-height: 1.65;
  font-size: .875rem;
}

.v-modal-long {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
  line-height: 1.75;
  margin-bottom: .9rem;
  border-top: 1px solid rgba(255,255,255,.06);
  padding-top: .75rem;
}

/* ── Gallery in Modal ── */
.v-gallery {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: .5rem;
}

.v-gallery-item {
  display: none;
  width: 100%; height: 100%;
}

.v-gallery-item.active { display: block; }

.v-gallery-item img {
  width: 100%; height: 100%;
  object-fit: contain;
}

.v-gallery-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  margin-bottom: .7rem;
  font-size: .75rem;
  color: rgba(255,255,255,.3);
  letter-spacing: .03em;
}
.v-gallery-nav .v-btn {
  width: 26px; height: 26px;
  padding: 0;
  font-size: 1rem;
  border-radius: 50%;
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.09);
  color: rgba(255,255,255,.6);
}
.v-gallery-nav .v-btn:hover {
  background: rgba(255,255,255,.14);
  color: #fff;
}

/* ── 3D wrap ── */
.v-3d-wrap {
  margin-top: .75rem;
  border-radius: var(--radius);
  overflow: hidden;
}

/* 3D slide inside the gallery carousel */
.v-gallery-item.v-gallery-3d {
  position: relative;
  width: 100%;
  height: 100%;
}
.v-gallery-item.v-gallery-3d model-viewer,
.v-gallery-item.v-gallery-3d iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius);
}
.v-gallery-3d-badge {
  position: absolute;
  top: .6rem;
  right: .6rem;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.75);
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .15rem .45rem;
  border-radius: 4px;
  pointer-events: none;
  z-index: 2;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* ── Help Overlay ── */
.viewer-help {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  cursor: pointer;
}

.help-box {
  background: rgba(18,18,24,0.88);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: 0 24px 48px rgba(0,0,0,.55);
  color: #e5e7eb;
  border-radius: 12px;
  padding: 1.25rem 1.4rem;
  max-width: 320px;
  width: calc(100% - 2rem);
  font-size: .875rem;
  position: relative;
  cursor: default;
  max-height: 90vh;
  overflow-y: auto;
}

.help-close {
  position: absolute;
  top: .7rem;
  right: .7rem;
  width: 26px;
  height: 26px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.12);
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  opacity: .7;
  transition: opacity .15s, background .15s;
}
.help-close:hover { opacity: 1; background: rgba(255,255,255,.18); }
.help-close svg { display: block; filter: invert(1); }

.help-box strong {
  display: block;
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: .65rem;
  padding-right: 2rem;
  color: #fff;
}

.help-box ul {
  list-style: disc;
  padding-left: 1.15rem;
  margin-bottom: .85rem;
  line-height: 1.85;
  color: rgba(255,255,255,.65);
}

kbd {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 3px;
  padding: .1em .35em;
  font-size: .82em;
  font-family: monospace;
  color: #fff;
}

/* ── Product hotspot modal ── */
.v-prod-meta {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  flex-wrap: wrap;
  margin-bottom: .8rem;
  padding-bottom: .65rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.v-prod-sku {
  font-size: .7rem;
  color: rgba(255,255,255,.3);
  background: transparent;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 3px;
  padding: .1rem .4rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-weight: 500;
}
.v-prod-price {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -.02em;
}
.v-buy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: .75rem;
  padding: .65rem 1.6rem;
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .01em;
  border-radius: 8px;
  background: #fff;
  border-color: #fff;
  color: #0a0a0b;
  box-shadow: 0 2px 12px rgba(0,0,0,.35);
  transition: background .15s, opacity .15s;
  text-decoration: none;
}
.v-buy-btn:hover { background: #e8e8e8; border-color: #e8e8e8; color: #0a0a0b; opacity: 1; }

/* ── Mobile ── */
@media (max-width: 420px) {
  .v-modal-body { padding: 1rem; }
  .v-modal-title { font-size: 1rem; }
}

/* ── Audio / Video hotspot pin colors ── */
.v-hs-audio span { background: #7c3aed; } /* purple */
.v-hs-video span { background: #dc2626; } /* red    */

/* ── Tour Overlays ── */
#viewerOverlays {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 20;
}

.viewer-overlay {
  position: absolute;
  pointer-events: all;
  font-family: var(--font);
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
  text-shadow: 0 1px 4px rgba(0,0,0,.55);
  user-select: none;
  /* translate so X/Y is the top-left of the element */
  transform: none;
}

.viewer-overlay img {
  display: block;
  max-width: 220px;
  max-height: 90px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.45));
}

/* ── Floating Audio Player (bottom bar) ── */
.audio-player {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 250;
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .5rem .85rem;
  background: rgba(14,14,20,0.92);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-top: 1px solid rgba(255,255,255,.10);
  transform: translateY(100%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
}

.audio-player.visible {
  transform: translateY(0);
}

.audio-player-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background .15s;
}
.audio-player-btn:hover { background: rgba(255,255,255,.12); }
.audio-player-close { margin-left: auto; }

.audio-player-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}

.audio-player-title {
  font-size: .78rem;
  color: #e5e7eb;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
}

.audio-player-progress {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,.18);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  margin-top: .1rem;
}

.audio-player-bar {
  height: 100%;
  background: rgba(255,255,255,.75);
  border-radius: 2px;
  width: 0%;
  transition: width .15s linear;
  pointer-events: none;
}

.audio-player-time {
  font-size: .7rem;
  color: rgba(255,255,255,.42);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Video embed in modal ── */
.v-video-wrap {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #000;
  margin-top: .5rem;
}

.v-video-wrap iframe,
.v-video-wrap video {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}