/* Extracted from index.html. Task column layout and upload grid controls. */

.task-layout {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: start;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.task-layout .upload-panel {
  flex: 0 0 auto;
  width: 280px;
  min-width: 280px;
}
.task-layout .upload-panel:focus {
  outline: none;
}
.task-layout .upload-panel:focus-visible {
  outline: 2px solid var(--line, #ccc);
  outline-offset: 2px;
}

.task-layout .prompt-panel {
  flex: 1 1 320px;
  min-width: 200px;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.task-layout .prompt-panel .prompt-box {
  flex: 1;
  min-height: 200px;
}

.task-layout .result-panel {
  flex: 0 0 auto;
  width: 260px;
  min-width: 260px;
  margin-left: -5px;
}

.upload-panel h3,
.prompt-panel h3,
.result-panel h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.upload-grid.sorting .upload-slot,
.upload-grid.sorting .upload-slot img,
.upload-grid.sorting .slot-remove,
.upload-grid.sorting .slot-tool {
  transition: none !important;
}

.upload-slot {
  aspect-ratio: 1 / 1;
  border: 1px dashed #b8b8bf;
  border-radius: 14px;
  background: var(--soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 8px;
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    color 0.2s ease,
    transform 0.24s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.24s ease;
  position: relative;
  overflow: hidden;
}

.upload-slot:hover,
.upload-slot.dragover {
  border-color: var(--blue);
  background: rgba(0, 113, 227, 0.06);
  color: var(--blue);
}

.upload-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.upload-slot.has-image {
  cursor: zoom-in;
  border-style: solid;
  border-color: rgba(0, 0, 0, 0.08);
  background: #fff;
  padding: 0;
  touch-action: none;
  user-select: none;
}

.upload-slot.has-image:active,
.upload-slot.has-image.grab-active,
.upload-slot.has-image.drag-source {
  cursor: grabbing;
}

.upload-slot.has-image img {
  transition: transform 0.18s ease, filter 0.18s ease;
  will-change: transform;
}

.upload-slot.grab-active {
  transform: scale(0.98);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.14);
}

.upload-slot.grab-active img {
  transform: scale(0.96);
  filter: brightness(0.98);
}

.upload-slot.drag-target {
  outline: 2px solid rgba(0, 113, 227, 0.45);
  outline-offset: -2px;
}

.upload-slot.drag-source {
  opacity: 0.16;
  transform: scale(0.9);
}

.drag-follower {
  position: fixed;
  width: 120px;
  height: 120px;
  border-radius: 14px;
  overflow: hidden;
  pointer-events: none;
  z-index: 1200;
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.26);
  left: 0;
  top: 0;
  transform: translate3d(0, 0, 0);
  will-change: transform;
}

.drag-follower img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: center center;
}

.upload-slot.clearing {
  opacity: 0;
  transform: scale(0.86);
  filter: blur(1px);
  pointer-events: none;
}

.slot-tool {
  position: absolute;
  min-width: 32px;
  height: 22px;
  border: 0;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 11px;
  line-height: 1;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-2px);
  transition: opacity 0.18s ease, transform 0.18s ease, background-color 0.18s ease;
  z-index: 3;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}
.upload-slot.has-image:hover .slot-tool,
.slot-tool:hover {
  pointer-events: auto;
}

.slot-tool.annotate {
  top: 2px;
  left: 2px;
}

.slot-tool.crop {
  bottom: 2px;
  left: 2px;
}

.upload-slot.has-image:hover .slot-tool {
  opacity: 1;
  transform: translateY(0);
}

.slot-tool:hover {
  background: rgba(0, 113, 227, 0.86);
}

.slot-remove {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 26px;
  height: 26px;
  border: 0;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 16px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-2px);
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 3;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}
.upload-slot.has-image:hover .slot-remove,
.slot-remove:hover {
  pointer-events: auto;
}

.upload-slot.has-image:hover .slot-remove {
  opacity: 1;
  transform: translateY(0);
}

.slot-remove:hover {
  background: rgba(205, 49, 49, 0.92);
}

.upload-helper {
  margin-top: 0;
  color: var(--muted);
  font-size: 7px;
  font-weight: 200;
  letter-spacing: 0.01em;
  opacity: 0.42;
  display: inline-block;
  line-height: 1.15;
  white-space: nowrap;
  transform: scale(0.67);
  transform-origin: left top;
  transition: opacity 0.2s ease;
}

.upload-helper-wrap {
  position: relative;
  height: 12px;
  margin-top: 5px;
  overflow: visible;
}

.upload-helper-wrap .upload-helper {
  position: absolute;
  top: 1px;
  left: 0;
  width: 100%;
}

.upload-helper.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

#upload-max-helper {
  margin: 0;
  line-height: 1.2;
  text-align: center;
  display: block;
  left: 50%;
  transform: translateX(-50%) scale(0.67);
  transform-origin: center top;
}