/* ============================================
   多图自由编辑器（react-konva 合成器）
   ⚠ 本文件的 .image-editor-zoom- 规则已摘录进
   public/canvas-css/app-editors.css（底部操作栏复用，全站加载）；改动需两处同步。
   ============================================ */

.composer-overlay {
  display: flex;
  flex-direction: column;
  padding: 0;
}

/* 合成按钮保存中（导出 PNG → 上传 / 建节点期间）：兼作防连点的处理中指示 */
.composer-save-spinner {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  border: 2px solid rgba(34, 197, 94, 0.25);
  border-top-color: var(--success, #22c55e);
  border-radius: 50%;
  animation: composerSpin 0.8s linear infinite;
}

@keyframes composerSpin {
  to { transform: rotate(360deg); }
}

/* 源 v0.9.19：合成器覆盖整个视口，直接遮暗背景以避免整窗 backdrop blur 的离屏缓冲。 */
.fullscreen-overlay--transparent.composer-overlay {
  background: var(--black-alpha-60);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.composer-root {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  transform-origin: center center;
  animation: composerRootBloom 1000ms var(--ease-out-expo) both;
}

/* ── 顶栏 ── */
.composer-toolbar {
  position: relative;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) 32px;
  align-items: center;
  gap: 4px;
  padding: 8px;
  z-index: 10;
  background: var(--glass-bg-light);
  backdrop-filter: blur(var(--glass-blur-md));
  border-bottom: 1px solid var(--glass-ring);
  animation: composerToolsReveal 1000ms var(--ease-out-expo) 320ms both;
}

.composer-toolbar-main {
  grid-column: 2;
  justify-self: center;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
}

.composer-toolbar-close {
  grid-column: 3;
  justify-self: end;
  margin-right: 0;
}

/* ── 顶栏 dock 包裹层 ──
   （源 v0.6.9 的底部 dock 在 Z-Image 改为顶部行内）
   顶栏占满剩余宽度，缩放控件与顶栏并排成一行 */
.composer-toolbar-dock {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  flex-shrink: 0;
}

.composer-toolbar-dock .composer-toolbar {
  flex: 1;
  min-width: 0;
}

.composer-toolbar-dock .image-editor-zoom-controls {
  flex: 0 0 auto;
}

.composer-overlay > .fullscreen-close--absolute {
  display: none;
}

/* 按钮文字默认用主文本色（暗色主题下 secondary 偏暗、可读性差） */
.composer-toolbar .crop-aspect-btn,
.composer-side .crop-aspect-btn {
  color: var(--theme-text);
}

/* 图标按钮：方形内边距；带文字的（如尺寸）图标与文字留间距 */
.composer-toolbar .crop-aspect-btn { gap: 5px; }
.composer-toolbar .crop-aspect-btn.icon-only { padding: 5px; }
.composer-toolbar .crop-aspect-btn svg { display: block; }

/* 画质/比例 pill（QualityRatioSelector）与顶栏按钮同高 */
.composer-toolbar .img-pill-btn {
  height: 32px;
  padding-block: 0;
  border-radius: 12px;
}

.composer-toolbar .img-pill-btn:hover {
  background: color-mix(in srgb, var(--theme-text) 8%, transparent);
}

.composer-toolbar .img-rp-quality-item.active {
  box-shadow: none;
}

.composer-zoom-text {
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--theme-text-secondary);
  min-width: 44px;
  text-align: center;
}

/* ── 主体：舞台 + 右侧面板 ── */
.composer-body {
  flex: 1;
  display: flex;
  min-height: 0;
}

.composer-stage-wrap {
  position: relative;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  transform-origin: center center;
  animation: composerStageBloom 1000ms var(--ease-out-expo) 120ms both;
  /* 棋盘格表示透明区 */
  background-color: #15151c;
  background-image:
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.05) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.05) 75%);
  background-size: 22px 22px;
  background-position: 0 0, 11px 11px;
}

/* 拖入图片高亮 */
.composer-stage-wrap.drag-over::after {
  content: '松手加入图层';
  position: absolute;
  inset: 10px;
  z-index: 25;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--brand, #6366f1);
  background: rgba(99, 102, 241, 0.12);
  border: 2px dashed var(--brand, #6366f1);
  border-radius: 12px;
  pointer-events: none;
}

.composer-page-frame {
  position: absolute;
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.4), 0 10px 40px rgba(0, 0, 0, 0.5);
  animation: composerPageFocus 1000ms var(--ease-out-expo) 260ms both;
}

.composer-zoom-indicator {
  position: absolute;
  bottom: 12px;
  right: 16px;
  padding: 3px 10px;
  background: rgba(0, 0, 0, 0.55);
  border-radius: 6px;
  color: var(--theme-text-secondary);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
}

.composer-text-edit {
  position: absolute;
  z-index: 20;
  margin: 0;
  padding: 0;
  border: 1px solid var(--brand, #6366f1);
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  line-height: 1.1;
  resize: none;
  overflow: hidden;
  outline: none;
  font-weight: bold;
}

/* ── 下拉菜单 ── */
.composer-dd {
  position: relative;
}

.composer-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 30;
  min-width: 180px;
  max-height: 320px;
  overflow-y: auto;
  padding: 6px;
  background: var(--theme-surface, #15151c);
  border: 1px solid var(--glass-ring);
  border-radius: 10px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.composer-menu-empty {
  padding: 10px;
  font-size: 12px;
  color: var(--theme-text-secondary);
  text-align: center;
}

.composer-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 6px 8px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--theme-text);
  font-size: 12px;
  cursor: pointer;
  text-align: left;
}
.composer-menu-item.row { justify-content: flex-start; }
.composer-menu-item:hover { background: var(--theme-hover); }
.composer-menu-item.active { color: var(--brand); background: var(--brand-alpha-10); }
.composer-menu-item img {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}
.composer-menu-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.composer-menu-custom {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px;
  border-top: 1px solid var(--theme-border);
  margin-top: 6px;
  font-size: 12px;
  color: var(--theme-text-secondary);
}
.composer-menu-custom input[type='number'] {
  width: 64px;
  padding: 4px 6px;
  background: var(--theme-surface, rgba(0, 0, 0, 0.25));
  border: 1px solid var(--theme-border);
  border-radius: 6px;
  color: var(--theme-text);
  font-size: 12px;
}

/* ── 右侧面板 ── */
.composer-side {
  width: 244px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  overflow-y: auto;
  background: var(--glass-bg-light);
  backdrop-filter: blur(var(--glass-blur-md));
  border-left: 1px solid var(--glass-ring);
  animation: composerSideReveal 1000ms var(--ease-out-expo) 380ms both;
}

@keyframes composerRootBloom {
  from {
    opacity: 0;
    transform: scale(0.965);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes composerStageBloom {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  58% {
    opacity: 1;
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes composerPageFocus {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes composerToolsReveal {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes composerSideReveal {
  from {
    opacity: 0;
    transform: translateX(18px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .composer-root,
  .composer-toolbar,
  .composer-stage-wrap,
  .composer-page-frame,
  .composer-side {
    animation-duration: 1ms;
    animation-delay: 0ms;
  }
}

.composer-side-section { margin-bottom: 12px; }
.composer-side-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--theme-text-secondary);
  margin-bottom: 8px;
}

.composer-layer-list { display: flex; flex-direction: column; gap: 3px; }
.composer-layer-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 7px;
  border-radius: 7px;
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 12px;
  color: var(--theme-text);
}
.composer-layer-item:hover { background: var(--theme-hover); }
.composer-layer-item.active {
  color: var(--theme-text);
  background: var(--brand-alpha-10);
  border-color: var(--brand-alpha-30);
}
.composer-layer-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.composer-icon-btn {
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  line-height: 1;
  padding: 2px;
  color: var(--theme-text-secondary);
}
.composer-icon-btn.danger:hover { color: var(--danger); }

.composer-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--theme-text);
}
.composer-field > span { flex-shrink: 0; }
.composer-field input[type='range'] { flex: 1; }
.composer-field input[type='number'] {
  width: 72px;
  padding: 4px 6px;
  background: var(--theme-surface, rgba(0, 0, 0, 0.25));
  border: 1px solid var(--theme-border);
  border-radius: 6px;
  color: var(--theme-text);
  font-size: 12px;
}
.composer-field input[type='color'] {
  width: 32px;
  height: 24px;
  padding: 0;
  border: 1px solid var(--theme-border);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}

.composer-seg { display: inline-flex; gap: 2px; }
.composer-seg button {
  min-width: 26px;
  padding: 4px 6px;
  border: 1px solid var(--theme-border);
  background: transparent;
  color: var(--theme-text);
  font-size: 12px;
  border-radius: 6px;
  cursor: pointer;
}
.composer-seg button.active { color: var(--brand); border-color: var(--brand-alpha-30); background: var(--brand-alpha-10); }

/* ── 连线文件展示框 ── */
.composer-files { margin-top: auto; padding-top: 10px; border-top: 1px solid var(--theme-border); }
.composer-file-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}
.composer-file-card {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 5px;
  border: 1px solid var(--theme-border);
  border-radius: 8px;
  background: var(--theme-surface, rgba(0, 0, 0, 0.25));
  cursor: pointer;
  overflow: hidden;
  transition: border-color var(--transition-base), background var(--transition-base);
}
.composer-file-card:hover { border-color: var(--brand-alpha-30); background: var(--brand-alpha-10); }
.composer-file-card img {
  width: 100%;
  height: 64px;
  object-fit: cover;
  border-radius: 4px;
  display: block;
}
.composer-file-text {
  height: 64px;
  overflow: hidden;
  font-size: 11px;
  line-height: 1.3;
  color: var(--theme-text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
}
.composer-file-label {
  font-size: 11px;
  color: var(--theme-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.composer-matte-btn {
  width: 100%;
  justify-content: center;
  margin-bottom: 10px;
}

.composer-side-actions { display: flex; gap: 6px; margin-top: 10px; }
.composer-side-actions .crop-aspect-btn { flex: 1; }
.crop-aspect-btn.danger:hover { color: var(--danger); background: var(--danger-bg); }

/* ── 窄屏适配：顶栏左对齐 / 侧栏收窄 ── */
@media (max-width: 1040px) {
  .composer-toolbar-main {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .composer-side {
    width: 210px;
    padding: 10px;
  }
}