/**
 * ThreeUI Interactive Elements - Frontend Styles
 */

/* Orb Gallery Container */
.threeui-orb-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.threeui-orb-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.threeui-orb-canvas.dragging {
  cursor: grabbing !important;
}

/* Hint overlay */
.threeui-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(25, 25, 28, 0.75);
  color: rgba(244, 243, 240, 0.85);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  pointer-events: none;
  z-index: 5;
  transition: opacity 0.4s ease, transform 0.4s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.threeui-hint.gone {
  opacity: 0;
  transform: translate(-50%, 10px);
}

.threeui-hint-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #38ef7d;
  box-shadow: 0 0 8px rgba(56, 239, 125, 0.7);
  display: inline-block;
}

/* Falling Diagonal Heading Container */
.threeui-heading-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.threeui-heading-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}

/* Lightbox Modal */
.threeui-lightbox {
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: rgba(10, 10, 14, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 24px;
  box-sizing: border-box;
}

.threeui-lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.threeui-lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.92);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.threeui-lightbox.active .threeui-lightbox-content {
  transform: scale(1);
}

.threeui-lightbox-img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.threeui-lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  font-size: 26px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.threeui-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: scale(1.08);
}