/* ============================================================
   抖研AI PPT - 编辑器
   ============================================================ */

/* 编辑器局部设计令牌（不改动 base.css 的全局变量） */
:root {
  --ed-ease: .18s cubic-bezier(.4, 0, .2, 1);
  --ed-hover: rgba(0, 0, 0, .04);
  --ed-hover-strong: rgba(0, 0, 0, .07);
  --ed-ring: 0 0 0 2px rgba(0, 113, 227, .28);
  --ed-primary-a12: rgba(0, 113, 227, .12);
  --ed-primary-a35: rgba(0, 113, 227, .35);
  --ed-danger-soft: rgba(215, 0, 21, .08);
}

.editor-root {
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-deep);
  overflow: hidden;
}

/* ---------- 顶部工具栏 ---------- */
.editor-topbar {
  height: 48px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 4px;
  flex-shrink: 0;
  z-index: 50;
}
.et-back {
  width: 32px; height: 32px;
  border: none; background: transparent;
  border-radius: 8px; cursor: pointer;
  color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--ed-ease), color var(--ed-ease);
}
.et-back:hover { background: var(--ed-hover); color: var(--text); }
.et-name {
  font-size: 13.5px; font-weight: 700;
  height: 32px;
  display: flex; align-items: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 10px;
  margin-left: 2px;
  max-width: 220px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  cursor: text;
  transition: border-color var(--ed-ease), box-shadow var(--ed-ease);
}
.et-name:hover { border-color: var(--line-strong); }
.et-name:focus { border-color: var(--primary); outline: none; box-shadow: var(--ed-ring); }
/* 工具分组分隔：1px 竖线 + 两侧 12px 间距（4px flex gap + 8px 外边距） */
.et-divider { width: 1px; height: 20px; background: var(--line); margin: 0 8px; flex-shrink: 0; }
.et-btn {
  height: 32px;
  padding: 6px 10px;
  border: none;
  background: transparent;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12.5px;
  color: var(--text-2);
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--font);
  white-space: nowrap;
  transition: background var(--ed-ease), color var(--ed-ease), box-shadow var(--ed-ease);
}
.et-btn:hover { background: var(--ed-hover); color: var(--text); }
.et-btn:active { background: var(--ed-hover-strong); }
.et-btn:disabled { opacity: .35; cursor: not-allowed; background: transparent; }
.et-btn:focus-visible { outline: none; box-shadow: var(--ed-ring); }
.et-btn .ico { display: inline-flex; align-items: center; justify-content: center; }
.et-btn.primary {
  background: var(--primary); color: #fff; font-weight: 600;
  padding: 6px 14px;
  box-shadow: var(--shadow-sm);
}
.et-btn.primary:hover { background: var(--primary-deep); filter: none; color: #fff; }
.et-btn.ai {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 600;
}
.et-btn.ai:hover { background: var(--primary-soft); color: var(--primary-deep); }
.et-save-status { font-size: 11.5px; color: var(--text-3); margin-left: 6px; white-space: nowrap; }
.et-save-status.saving { color: var(--warn); }
.et-save-status.error { color: var(--danger); }
.et-spacer { flex: 1; }

/* ---------- 主体三栏 ---------- */
.editor-main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* 左侧缩略图 */
.editor-thumbs {
  width: 168px;
  background: var(--card);
  border-right: 1px solid var(--line);
  overflow-y: auto;
  padding: 12px 10px 90px;
  flex-shrink: 0;
}
.thumb-item {
  position: relative;
  margin-bottom: 10px;
  padding-left: 18px;
  cursor: pointer;
  border-radius: 8px;
  transition: transform var(--ed-ease);
}
.thumb-item:hover { transform: translateY(-1px); }
.thumb-frame {
  border: 2px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--card);
  transition: border-color var(--ed-ease), box-shadow var(--ed-ease);
  position: relative;
}
.thumb-item.active .thumb-frame { border-color: var(--primary); box-shadow: 0 2px 10px var(--ed-primary-a12); }
.thumb-item:hover .thumb-frame { border-color: var(--ed-primary-a35); }
.thumb-num {
  position: absolute; left: 0; top: 4px;
  font-size: 10.5px;
  color: var(--text-3);
  width: 16px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  transition: color var(--ed-ease);
}
.thumb-item.active .thumb-num { color: var(--primary); font-weight: 700; }
.thumb-hidden-mask {
  position: absolute; inset: 0;
  background: rgba(255,255,255,.72);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-3); font-size: 11px;
  z-index: 2;
}
.thumb-item.drag-over-top::before,
.thumb-item.drag-over-bottom::after {
  content: '';
  position: absolute; left: 16px; right: 0;
  height: 3px; background: var(--primary); border-radius: 2px;
  z-index: 5;
}
.thumb-item.drag-over-top::before { top: -6px; }
.thumb-item.drag-over-bottom::after { bottom: -6px; }
.thumb-add {
  border: 1.5px dashed var(--line-strong);
  border-radius: 8px;
  padding: 9px;
  margin-left: 18px;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  color: var(--text-3);
  font-size: 12px;
  cursor: pointer;
  transition: border-color var(--ed-ease), color var(--ed-ease), background var(--ed-ease);
}
.thumb-add:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }

/* 中央画布区 */
.editor-canvas-area {
  flex: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-deep);
}
.canvas-scroll {
  position: absolute; inset: 0;
  overflow: auto;
  display: flex;
}
.canvas-holder {
  margin: auto;
  padding: 36px;
}
.page-canvas {
  position: relative;
  background: var(--card);
  box-shadow: var(--shadow);
  transform-origin: 0 0;
}
.page-canvas.grid-on::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,113,227,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,113,227,.07) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 999;
}

/* 画布元素 */
.cv-el {
  position: absolute;
  box-sizing: border-box;
}
.cv-el.locked { cursor: default !important; }
.cv-el:not(.locked) { cursor: move; }
.cv-el .text-content {
  width: 100%; height: 100%;
  overflow: hidden;
  outline: none;
  word-break: break-word;
  white-space: pre-wrap;
  padding: 3px;
  display: flex;
  flex-direction: column;
}
.cv-el .text-content[contenteditable="true"] {
  cursor: text;
  user-select: text;
}
.cv-el .low-conf-badge {
  position: absolute; top: -8px; right: -8px;
  width: 16px; height: 16px;
  background: var(--warn);
  color: #fff;
  border-radius: 50%;
  font-size: 10px;
  display: flex; align-items: center; justify-content: center;
  z-index: 5;
  cursor: help;
}
.cv-el img { pointer-events: none; }
.cv-el svg { display: block; }

/* 选择框与控制点 */
.sel-box {
  position: absolute;
  border: 1.5px solid var(--primary);
  pointer-events: none;
  z-index: 1000;
}
.sel-box.multi { border-style: dashed; }
.sel-handle {
  position: absolute;
  width: 8px; height: 8px;
  background: var(--card);
  border: 1.5px solid var(--primary);
  border-radius: 2px;
  pointer-events: all;
  z-index: 1001;
}
.sel-handle.n { top: -4px; left: calc(50% - 4px); cursor: ns-resize; }
.sel-handle.s { bottom: -4px; left: calc(50% - 4px); cursor: ns-resize; }
.sel-handle.w { left: -4px; top: calc(50% - 4px); cursor: ew-resize; }
.sel-handle.e { right: -4px; top: calc(50% - 4px); cursor: ew-resize; }
.sel-handle.nw { top: -4px; left: -4px; cursor: nwse-resize; }
.sel-handle.ne { top: -4px; right: -4px; cursor: nesw-resize; }
.sel-handle.sw { bottom: -4px; left: -4px; cursor: nesw-resize; }
.sel-handle.se { bottom: -4px; right: -4px; cursor: nwse-resize; }
.sel-rotate {
  position: absolute;
  top: -26px; left: calc(50% - 6px);
  width: 12px; height: 12px;
  background: var(--card);
  border: 1.5px solid var(--primary);
  border-radius: 50%;
  cursor: grab;
  pointer-events: all;
  z-index: 1001;
}
.sel-rotate::before {
  content: '';
  position: absolute;
  left: calc(50% - 0.75px); top: 11px;
  width: 1.5px; height: 9px;
  background: var(--primary);
}
.sel-size-tip {
  position: absolute;
  bottom: -24px; left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: #fff;
  font-size: 10.5px;
  font-variant-numeric: tabular-nums;
  padding: 2px 8px;
  border-radius: 5px;
  white-space: nowrap;
  z-index: 1002;
}

/* 对齐辅助线 */
.guide-line {
  position: absolute;
  background: #FF4D8D;
  z-index: 999;
  pointer-events: none;
}
.guide-line.v { width: 1px; }
.guide-line.h { height: 1px; }

/* 框选 */
.marquee-box {
  position: absolute;
  border: 1px solid var(--primary);
  background: rgba(0, 113, 227, 0.08);
  z-index: 998;
  pointer-events: none;
}

/* 右侧属性面板 */
.editor-props {
  width: 288px;
  background: var(--card);
  border-left: 1px solid var(--line);
  overflow-y: auto;
  flex-shrink: 0;
  padding-bottom: 90px;
}
.props-tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  padding: 0 8px;
  position: sticky;
  top: 0;
  background: var(--card);
  z-index: 5;
}
.props-tab {
  padding: 11px 12px;
  font-size: 12.5px;
  color: var(--text-3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font-weight: 600;
  transition: color var(--ed-ease), border-color var(--ed-ease);
}
.props-tab:hover { color: var(--text-2); }
.props-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.props-body { padding: 14px 16px; }
/* 分区之间：1px 分隔线 + 16px 间距 */
.props-section + .props-section {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.props-section .ps-title {
  font-size: 12px; color: var(--text-3); font-weight: 700;
  letter-spacing: .04em;
  margin-bottom: 10px;
  display: flex; justify-content: space-between; align-items: center;
}
.props-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.props-grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.props-row { display: flex; align-items: center; gap: 8px; min-height: 32px; margin-bottom: 8px; }
.props-row .pr-label { font-size: 12px; color: var(--text-2); width: 56px; flex-shrink: 0; }
.pr-sublabel { font-size: 11px; color: var(--text-3); margin-bottom: 4px; letter-spacing: .01em; }
.props-input {
  width: 100%;
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text);
  background: var(--card);
  outline: none;
  transition: border-color var(--ed-ease), box-shadow var(--ed-ease);
}
.props-input:hover { border-color: var(--text-3); }
.props-input:focus { border-color: var(--primary); box-shadow: var(--ed-ring); }
.props-input.num { text-align: center; font-variant-numeric: tabular-nums; }
select.props-input { cursor: pointer; }
.color-swatch {
  width: 28px; height: 28px;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.color-swatch input[type=color] {
  position: absolute; inset: -6px;
  width: 44px; height: 44px;
  border: none; cursor: pointer;
  padding: 0;
}
.icon-btn-row { display: flex; gap: 6px; flex-wrap: wrap; }
/* 按语义分组换行，避免按钮因宽度溢出而随机折行 */
.icon-btn-row .ibr-break { flex-basis: 100%; height: 0; }
.p-icon-btn {
  width: 32px; height: 32px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text-2);
  display: inline-flex; align-items: center; justify-content: center; gap: 3px;
  transition: border-color var(--ed-ease), color var(--ed-ease), background var(--ed-ease);
}
.p-icon-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.p-icon-btn.active { background: var(--primary-soft); border-color: var(--primary); color: var(--primary); }
.p-icon-btn.danger:hover { border-color: var(--danger); color: var(--danger); background: var(--ed-danger-soft); }
.p-icon-btn .ico-flip { display: inline-flex; transform: rotate(180deg); }
.props-empty { text-align: center; color: var(--text-3); font-size: 12px; padding: 46px 16px; line-height: 1.8; }

/* 底部状态栏 */
.editor-statusbar {
  height: 36px;
  background: var(--card);
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 14px;
  flex-shrink: 0;
  font-size: 12px;
  color: var(--text-3);
  z-index: 50;
}
.editor-statusbar b { color: var(--text-2); font-variant-numeric: tabular-nums; }
.zoom-controls { display: flex; align-items: center; gap: 6px; }
.zoom-controls input[type=range] { width: 110px; accent-color: var(--primary); }
.zoom-val { width: 44px; text-align: center; font-variant-numeric: tabular-nums; }
.sb-toggle {
  display: flex; align-items: center; gap: 6px;
  cursor: pointer; user-select: none;
  padding: 4px 8px; border-radius: 8px;
  color: var(--text-3);
  transition: background var(--ed-ease), color var(--ed-ease);
}
.sb-toggle:hover { background: var(--ed-hover); color: var(--text-2); }
.sb-toggle.on { color: var(--primary); font-weight: 600; }

/* ---------- 右键菜单（复用 dropdown） ---------- */

/* ---------- AI 面板 ---------- */
.ai-drawer {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 340px;
  background: #fff;
  border-left: 1px solid var(--line);
  box-shadow: -10px 0 32px rgba(0,0,0,.07);
  z-index: 60;
  display: flex;
  flex-direction: column;
  animation: drawerIn .24s cubic-bezier(.22,1,.36,1);
}
@keyframes drawerIn { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }
.ai-head {
  padding: 16px 18px 12px;
  display: flex; align-items: center; justify-content: space-between;
}
.ai-head h3 {
  font-size: 15px; font-weight: 800;
  display: flex; align-items: center; gap: 7px;
}
.ai-head h3 > span {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ai-head .modal-close { display: inline-flex; align-items: center; justify-content: center; }
.ai-body { flex: 1; overflow-y: auto; padding: 0 18px 18px; }
.ai-scope { margin-bottom: 12px; }
.ai-chips { display: flex; flex-wrap: wrap; gap: 7px; margin: 10px 0 14px; }
.ai-chip {
  font-size: 11.5px;
  padding: 5px 11px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 18px;
  cursor: pointer;
  color: var(--text-2);
  transition: border-color var(--ed-ease), color var(--ed-ease), background var(--ed-ease);
}
.ai-chip:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.ai-input-wrap { position: relative; }
.ai-input-wrap .textarea { padding-right: 14px; min-height: 84px; font-size: 13px; }
.ai-run { width: 100%; margin-top: 10px; }
.ai-result {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.ai-result-head {
  padding: 10px 13px;
  background: var(--grad-soft);
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.55;
}
.ai-ops { max-height: 260px; overflow-y: auto; }
.ai-op {
  padding: 9px 13px;
  border-top: 1px solid var(--bg-deep);
  font-size: 12px;
  display: flex; gap: 8px; align-items: flex-start;
  color: var(--text-2);
}
.ai-op .op-ico { color: var(--primary); flex-shrink: 0; display: inline-flex; align-items: center; height: 18px; }
.ai-result-actions { display: flex; gap: 8px; padding: 11px 13px; border-top: 1px solid var(--bg-deep); }
.ai-note { font-size: 11px; color: var(--text-3); margin-top: 10px; line-height: 1.6; }

/* ---------- 图表数据编辑 ---------- */
.chart-data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.chart-data-table th, .chart-data-table td { border: 1px solid var(--line); padding: 0; }
.chart-data-table input {
  width: 100%; border: none; outline: none;
  padding: 6px 8px; font-size: 12px;
  font-family: var(--font);
  background: transparent;
  min-width: 64px;
}
.chart-data-table th { background: var(--bg); }
.chart-data-table th input { font-weight: 700; }
.chart-data-table .cdt-del {
  border: none; background: transparent; cursor: pointer;
  color: var(--text-3); font-size: 11px; padding: 2px 6px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: color var(--ed-ease);
}
.chart-data-table .cdt-del:hover { color: var(--danger); }

/* ---------- 预览模式 ---------- */
.preview-overlay {
  position: fixed; inset: 0;
  background: #000;
  z-index: 5000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.preview-overlay canvas {
  max-width: 100vw;
  max-height: 100vh;
  box-shadow: 0 0 80px rgba(0,0,0,.6);
}
.preview-nav {
  position: fixed;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(29, 29, 31, 0.82);
  backdrop-filter: blur(8px);
  padding: 9px 18px;
  border-radius: 30px;
  color: #D2D2D7;
  font-size: 13px;
  z-index: 5001;
  opacity: 0.25;
  transition: opacity .25s;
}
.preview-nav:hover { opacity: 1; }
.preview-nav button {
  background: transparent; border: none;
  color: #fff; font-size: 16px; cursor: pointer;
  width: 30px; height: 30px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background var(--ed-ease);
}
.preview-nav button:hover { background: rgba(255,255,255,.14); }
.preview-nav #pvInfo { font-variant-numeric: tabular-nums; }

/* ---------- 导出弹窗 ---------- */
.export-layout { display: grid; grid-template-columns: 1fr 240px; gap: 22px; }
.export-options .field-label { font-size: 12.5px; }
.export-fmt-row { display: flex; gap: 9px; }
.export-fmt {
  flex: 1;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  padding: 13px 8px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--ed-ease), background var(--ed-ease);
}
.export-fmt:hover { border-color: var(--ed-primary-a35); }
.export-fmt.active { border-color: var(--primary); background: var(--primary-soft); }
.export-fmt .ef-icon {
  display: flex; align-items: center; justify-content: center;
  height: 24px; color: var(--text-2);
  transition: color var(--ed-ease);
}
.export-fmt.active .ef-icon { color: var(--primary); }
.export-fmt .ef-name { font-size: 12.5px; font-weight: 700; margin-top: 5px; }
.export-fmt .ef-desc { font-size: 10px; color: var(--text-3); margin-top: 3px; }
.export-side {
  background: var(--bg);
  border-radius: 14px;
  padding: 16px;
  font-size: 12px;
  color: var(--text-2);
}
.export-side h4 { font-size: 12.5px; margin-bottom: 10px; color: var(--text); }
.export-side h4 .ui-ico { color: var(--success); }
.export-side ul { list-style: none; }
.export-side li { padding: 4px 0; display: flex; gap: 7px; align-items: flex-start; line-height: 1.5; }
/* 勾选标记：用 SVG 蒙版着色，避免使用符号字形 */
.export-side li::before {
  content: '';
  width: 13px; height: 13px;
  margin-top: 3px;
  flex-shrink: 0;
  background-color: var(--success);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'><path d='m20 6-11 11-5-5'/></svg>") center / contain no-repeat;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'><path d='m20 6-11 11-5-5'/></svg>") center / contain no-repeat;
}
.quality-report { margin-top: 14px; }
.qr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.qr-stat {
  background: var(--bg);
  border-radius: 10px;
  padding: 10px 8px;
  text-align: center;
}
.qr-stat .qs-num { font-size: 18px; font-weight: 800; }
.qr-stat .qs-label { font-size: 10.5px; color: var(--text-3); margin-top: 3px; }
.qr-stat.bad .qs-num { color: var(--danger); }
.qr-stat.good .qs-num { color: var(--success); }
.qr-issues { max-height: 210px; overflow-y: auto; border: 1px solid var(--line); border-radius: 10px; }
.qr-issue {
  padding: 9px 12px;
  font-size: 12px;
  border-bottom: 1px solid var(--bg-deep);
  display: flex; gap: 8px;
  cursor: pointer;
  align-items: flex-start;
  transition: background var(--ed-ease);
}
.qr-issue:hover { background: var(--bg); }
.qr-issue:last-child { border-bottom: none; }
.qr-issue .qi-badge { flex-shrink: 0; }
.qr-issue .qi-fix { color: var(--text-3); font-size: 11px; margin-top: 2px; }

/* ---------- 版本历史 ---------- */
.version-list { display: flex; flex-direction: column; gap: 8px; }
.version-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  font-size: 12.5px;
  transition: border-color var(--ed-ease), background var(--ed-ease);
}
.version-item:hover { border-color: var(--ed-primary-a35); background: var(--bg); }
.version-item .vi-kind { flex-shrink: 0; }
.version-item .vi-time { color: var(--text-3); font-size: 11.5px; }
.version-item .vi-info { flex: 1; }
.version-item .vi-pages { color: var(--text-3); font-size: 11px; margin-top: 2px; }

/* ---------- 插入菜单图形预览 ---------- */
.insert-shape-grid {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 8px; padding: 4px;
  width: 264px;
}
.insert-shape {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  background: var(--card);
  transition: border-color var(--ed-ease), background var(--ed-ease);
}
.insert-shape:hover { border-color: var(--primary); background: var(--primary-soft); }
.insert-shape svg { width: 26px; height: 26px; }
.icon-pick-grid {
  display: grid; grid-template-columns: repeat(7, 1fr);
  gap: 6px; padding: 4px;
  width: 300px; max-height: 260px; overflow-y: auto;
}
.icon-pick {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: border-color var(--ed-ease), background var(--ed-ease);
}
.icon-pick:hover { border-color: var(--primary); background: var(--primary-soft); }
.icon-pick svg { width: 20px; height: 20px; }

.editor-canvas-area .drop-hint {
  position: absolute; inset: 12px;
  border: 2.5px dashed var(--primary);
  border-radius: 16px;
  background: rgba(0,113,227,.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: var(--primary); font-weight: 700;
  z-index: 500;
  pointer-events: none;
}