/* ═══════════════════════════════════════════════════
   ROOMS 3D — Immersive spatial chat rooms
═══════════════════════════════════════════════════ */

/* ── Room view container ── */
#view-rooms {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0a0a1a;
}

#room-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}
#room-canvas.dragging { cursor: grabbing; }

/* ── HUD overlay ── */
.room-hud {
  position: absolute;
  top: 0; left: 0; right: 0;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent);
  pointer-events: none;
  z-index: 10;
}
.room-hud > * { pointer-events: auto; }

.room-hud-title {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.room-hud-desc {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin-left: 8px;
}
.room-hud-spacer { flex: 1; }

.room-hud-btn {
  padding: 6px 14px;
  border-radius: 6px;
  background: rgba(255,255,255,0.1);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  transition: background 0.15s, transform 0.1s;
}
.room-hud-btn:hover { background: rgba(255,255,255,0.2); transform: translateY(-1px); }
.room-hud-btn.danger { background: rgba(243,63,67,0.3); border-color: rgba(243,63,67,0.5); }
.room-hud-btn.danger:hover { background: rgba(243,63,67,0.5); }
.room-hud-btn.primary { background: var(--brand); border-color: var(--brand); }

/* ── Bottom toolbar ── */
.room-toolbar {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(0,0,0,0.65);
  border-radius: 12px;
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.1);
  z-index: 10;
}
.room-tool-btn {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  background: rgba(255,255,255,0.08);
  color: #fff;
  border: none;
  transition: background 0.15s, transform 0.1s;
}
.room-tool-btn:hover { background: rgba(255,255,255,0.18); transform: scale(1.05); }
.room-tool-btn.active { background: var(--brand); }
.room-tool-btn .tool-label {
  font-size: 9px;
  position: absolute;
  bottom: -14px;
  white-space: nowrap;
  color: rgba(255,255,255,0.5);
}

/* ── Member cursors ── */
.room-cursor-label {
  position: absolute;
  padding: 2px 8px;
  background: var(--brand);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  border-radius: 4px;
  pointer-events: none;
  white-space: nowrap;
  transform: translate(-50%, -100%);
  z-index: 20;
}

/* ── Room list sidebar ── */
.room-list-panel {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 260px;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(20px);
  border-right: 1px solid rgba(255,255,255,0.08);
  z-index: 15;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.25s ease;
}
.room-list-panel.open { transform: translateX(0); }

.room-list-header {
  padding: 16px;
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 8px;
}
.room-list-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}
.room-list-item {
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.12s;
  margin-bottom: 2px;
}
.room-list-item:hover { background: rgba(255,255,255,0.08); }
.room-list-item.active { background: rgba(88,101,242,0.3); }
.room-list-item-name { font-weight: 700; color: #fff; font-size: 14px; }
.room-list-item-info { font-size: 11px; color: rgba(255,255,255,0.4); margin-top: 2px; }

/* ── Add-object popup ── */
.room-add-popup {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15,15,25,0.95);
  border-radius: 12px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(16px);
  z-index: 20;
  min-width: 320px;
}
.room-add-popup h3 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 14px;
}
.room-add-type-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}
.room-add-type {
  padding: 10px;
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  background: rgba(255,255,255,0.05);
  border: 2px solid transparent;
  transition: all 0.12s;
}
.room-add-type:hover { background: rgba(255,255,255,0.1); }
.room-add-type.selected { border-color: var(--brand); background: rgba(88,101,242,0.15); }
.room-add-type-icon { font-size: 24px; }
.room-add-type-label { font-size: 10px; color: rgba(255,255,255,0.6); margin-top: 4px; }

.room-add-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(0,0,0,0.3);
  color: #fff;
  font-size: 14px;
  outline: none;
  resize: vertical;
  min-height: 40px;
  max-height: 120px;
  font-family: inherit;
  box-sizing: border-box;
}
.room-add-input:focus { border-color: var(--brand); }
.room-add-input::placeholder { color: rgba(255,255,255,0.3); }

.room-add-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  align-items: center;
}
.room-add-color {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: none;
  padding: 0;
}

/* ── Info tooltip (hover on 3D objects) ── */
.room-obj-tooltip {
  position: absolute;
  padding: 8px 14px;
  background: rgba(0,0,0,0.85);
  color: #fff;
  border-radius: 8px;
  font-size: 12px;
  pointer-events: none;
  z-index: 25;
  max-width: 300px;
  word-wrap: break-word;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
}
.room-obj-tooltip .tooltip-author {
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 2px;
}

/* ── Members online indicator ── */
.room-members-bar {
  position: absolute;
  top: 56px;
  right: 16px;
  display: flex;
  gap: -6px;
  z-index: 10;
}
.room-member-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid rgba(0,0,0,0.5);
  margin-left: -8px;
  overflow: hidden;
  background: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}
.room-member-avatar:first-child { margin-left: 0; }
.room-member-avatar img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 768px) {
  .room-toolbar { bottom: 80px; }
  .room-hud { padding: 8px 12px; }
  .room-hud-title { font-size: 15px; }
  .room-add-popup { min-width: 280px; left: 8px; right: 8px; transform: none; }
  .room-list-panel { width: 100%; }
}
/* ── HTML labels projected over 3D objects ── */
.room-label {
  position: absolute;
  transform: translate(-50%, -100%);
  pointer-events: auto;
  z-index: 12;
  background: rgba(10, 10, 30, 0.88);
  border: 1px solid rgba(88, 101, 242, 0.3);
  border-radius: 10px;
  padding: 8px 12px;
  min-width: 100px;
  max-width: 240px;
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5), 0 0 15px rgba(88,101,242,0.15);
  transition: opacity 0.15s;
  cursor: grab;
}
.room-label:hover {
  border-color: rgba(88, 101, 242, 0.6);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5), 0 0 25px rgba(88,101,242,0.3);
}
.rl-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.rl-icon { font-size: 12px; }
.rl-author {
  font-size: 11px;
  font-weight: 700;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rl-delete {
  width: 16px; height: 16px;
  border: none; background: none;
  color: rgba(255,255,255,0.3);
  cursor: pointer;
  font-size: 10px;
  padding: 0;
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s;
}
.room-label:hover .rl-delete { opacity: 1; }
.rl-delete:hover { color: #f23f43; background: rgba(242,63,67,0.15); }
.rl-text {
  font-size: 12px;
  color: rgba(255,255,255,0.8);
  line-height: 1.4;
  word-wrap: break-word;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}