:root {
  --radius: 4px;
  --background: oklch(0.972 0.002 260);
  --foreground: oklch(0.3 0.01 260);
  --card: oklch(1 0 0);
  --primary: #0078d4;
  --primary-fg: #fff;
  --secondary: oklch(0.955 0.003 260);
  --muted-fg: oklch(0.51 0.012 260);
  --accent: oklch(0.955 0.014 245);
  --destructive: oklch(0.55 0.18 27);
  --border: oklch(0.9 0.004 260);
  --ring: #0078d4;
}
.dark {
  --background: oklch(0.205 0.004 260);
  --foreground: oklch(0.93 0.003 260);
  --card: oklch(0.245 0.004 260);
  --primary: #1a7fd4;
  --secondary: oklch(0.3 0.004 260);
  --muted-fg: oklch(0.7 0.008 260);
  --accent: oklch(0.31 0.012 250);
  --border: oklch(1 0 0 / 12%);
  --ring: #479ef5;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont,
    'Segoe UI', '맑은 고딕', 'Malgun Gothic', sans-serif;
  font-size: 16px; background: var(--background); color: var(--foreground);
  display: flex; flex-direction: column;
}
header {
  display: flex; align-items: center; gap: 8px; height: 48px; padding: 0 16px; flex-shrink: 0;
  background: var(--card); border-bottom: 1px solid var(--border);
}
header .title { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 600; }
header .spacer { margin-inline-start: auto; display: flex; align-items: center; gap: 6px; }

.shell { display: flex; flex: 1; min-height: 0; }
aside.left {
  width: 300px; flex-shrink: 0; overflow-y: auto; border-right: 1px solid var(--border);
  padding: 14px 12px; display: flex; flex-direction: column; gap: 14px;
}
main { flex: 1; min-width: 0; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; }
aside.right {
  width: 520px; flex-shrink: 0; overflow-y: auto; border-left: 1px solid var(--border);
  padding: 14px 12px 14px 16px; display: flex; flex-direction: column; gap: 10px; position: relative;
}
#rightHandle { position: absolute; left: 0; top: 0; bottom: 0; width: 7px; cursor: col-resize; z-index: 10; }
#rightHandle:hover, #rightHandle.on { background: var(--primary); opacity: .45; }
@media (max-width: 1450px) {
  .shell { flex-wrap: wrap; overflow-y: auto; }
  aside.right { width: 100% !important; border-left: 0; border-top: 1px solid var(--border); }
  #rightHandle { display: none; }
}

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); }
section.panel { display: flex; flex-direction: column; gap: 7px; }
section.panel > h2, .cardHead { font-size: 14px; font-weight: 600; color: var(--muted-fg); display: flex; align-items: center; gap: 6px; }
.cardHead { padding: 9px 12px; border-bottom: 1px solid var(--border); color: var(--foreground); }
.cardBody { padding: 10px 12px; font-size: 14px; line-height: 1.55; }
.hint { font-size: 13px; color: var(--muted-fg); line-height: 1.55; }

button {
  font: inherit; font-size: 14px; font-weight: 500; height: 30px; padding: 0 11px;
  border-radius: var(--radius); display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  background: var(--primary); color: var(--primary-fg); border: 1px solid transparent;
}
button:hover { filter: brightness(1.08); }
button:focus-visible { outline: 2px solid var(--ring); outline-offset: 1px; }
button.outline { background: var(--card); color: var(--foreground); border-color: var(--border); }
button.outline:hover { background: var(--accent); filter: none; }
button.destructive { background: transparent; color: var(--destructive); border-color: transparent; }
button.destructive:hover { background: var(--accent); filter: none; }
button.icon { width: 32px; padding: 0; justify-content: center; background: transparent; color: var(--foreground); border-color: transparent; }
button.icon:hover { background: var(--accent); filter: none; }
button.active { background: var(--primary); color: var(--primary-fg); }
button.sm { height: 26px; padding: 0 8px; font-size: 13px; }

.listRow {
  display: flex; align-items: center; gap: 7px; font-size: 14px; padding: 6px 9px;
  border-radius: var(--radius); cursor: pointer; border: 1px solid transparent;
}
.listRow:hover { background: var(--accent); }
.listRow.sel { background: var(--accent); border-color: var(--primary); }
.listRow .tag { margin-inline-start: auto; font-size: 12px; color: var(--primary); background: var(--secondary); border-radius: 3px; padding: 1px 6px; }
.listBox { padding: 4px; display: flex; flex-direction: column; gap: 2px; }

.prm { display: none; align-items: center; gap: 8px; font-size: 13.5px; padding: 4px 0; }
.prm.always { display: flex; }
.prm > span:first-child { width: 58px; color: var(--muted-fg); flex-shrink: 0; }
.prm input[type=range] { flex: 1; min-width: 0; }
.prm input[type=number] {
  width: 62px; font: inherit; font-size: 13.5px; padding: 3px 6px;
  background: var(--card); color: var(--foreground); border: 1px solid var(--border); border-radius: var(--radius);
}
.val { font-weight: 600; color: var(--primary); font-size: 13px; font-variant-numeric: tabular-nums; width: 46px; text-align: right; flex-shrink: 0; }
select {
  font: inherit; font-size: 14px; padding: 5px 8px; width: 100%;
  background: var(--card); color: var(--foreground); border: 1px solid var(--border); border-radius: var(--radius);
}
input[type=checkbox], input[type=radio] { accent-color: var(--primary); width: 15px; height: 15px; }
input[type=range] { accent-color: var(--primary); }
input[type=color] { width: 30px; height: 24px; border: 1px solid var(--border); border-radius: 3px; background: none; padding: 0; cursor: pointer; }

/* 색상 편집 */
.colorRow { display: flex; align-items: center; gap: 7px; padding: 3px 4px; border-radius: var(--radius); border: 1px solid transparent; cursor: pointer; font-size: 12.5px; }
.colorRow.sel { border-color: var(--primary); background: var(--accent); }
.swatch { width: 18px; height: 18px; border-radius: 3px; border: 1px solid var(--border); flex-shrink: 0; }
.palette { display: grid; grid-template-columns: repeat(12, 1fr); gap: 3px; padding-top: 6px; }
.palette div { aspect-ratio: 1; border-radius: 3px; border: 1px solid var(--border); cursor: pointer; }
.palette div:hover { outline: 2px solid var(--ring); }

/* 무대 */
.actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.chips { margin-inline-start: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.chip { font-size: 13.5px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 3px 9px; font-variant-numeric: tabular-nums; }
.stageRow { display: flex; gap: 14px; align-items: stretch; }
#stageCol { flex: 1; min-width: 480px; }
#stageCard { padding: 10px; }
#stageWrap { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
svg#stage { display: block; width: 100%; height: auto; }
.particle { position: absolute; top: 0; left: 0; pointer-events: none; will-change: transform, opacity; }
.globals { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; font-size: 13.5px; padding: 8px 10px; margin-top: 8px; background: var(--secondary); border-radius: var(--radius); }
.globals label { display: flex; align-items: center; gap: 5px; }
#pivotBanner {
  position: absolute; top: 8px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; padding: 4px 14px; border-radius: 14px;
  font-size: 13px; display: none; z-index: 5; pointer-events: none;
}
#moveCard { width: 262px; flex-shrink: 0; align-self: flex-start; }

/* 샘플/하단 카드 */
.tabBar { display: flex; gap: 2px; border-bottom: 1px solid var(--border); padding: 6px 8px 0; flex-wrap: wrap; }
.tabBar button { height: 28px; background: transparent; color: var(--muted-fg); border: 0; border-bottom: 2px solid transparent; border-radius: 0; font-size: 13.5px; }
.tabBar button:hover { filter: none; color: var(--foreground); }
.tabBar button.on { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.sampBody { padding: 10px; }
.charGrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(74px, 1fr)); gap: 6px; }
.charCard { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 7px 2px; text-align: center; cursor: pointer; }
.charCard:hover { background: var(--accent); border-color: var(--primary); }
.charCard .em { font-size: 20px; line-height: 1.2; }
.charCard .nm { font-size: 12px; color: var(--muted-fg); margin-top: 2px; }
.wrapRow { display: flex; flex-wrap: wrap; gap: 6px; }
.optChip { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; padding: 5px 10px; border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer; background: var(--card); }
.optChip:hover { background: var(--accent); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
@media (max-width: 1100px) { .grid2 { grid-template-columns: 1fr; } }
.presetBtns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

/* 오른쪽 에디터 */
.editorTabs { display: flex; gap: 2px; flex-wrap: wrap; border-bottom: 1px solid var(--border); padding: 6px 8px 0; }
.editorTabs button { height: 26px; padding: 0 9px; background: transparent; color: var(--muted-fg); border: 0; border-bottom: 2px solid transparent; border-radius: 0; font-size: 13px; }
.editorTabs button:hover { filter: none; color: var(--foreground); }
.editorTabs button.on { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.editorBar { display: flex; align-items: center; gap: 6px; padding: 8px 10px; flex-wrap: wrap; }
.editorCard { display: flex; flex-direction: column; flex: 1; min-height: 0; }
#jsonEditor { flex: 1; min-height: 320px; }
#exportArea {
  display: none; width: 100%; flex: 1; min-height: 320px; font-size: 13px; padding: 10px; border: 0;
  font-family: Consolas, monospace; background: var(--card); color: var(--foreground); resize: none;
}

/* 모달 */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.55); display: none; align-items: flex-start; justify-content: center; padding: 40px 16px; z-index: 50; overflow-y: auto; }
.overlay.show { display: flex; }
.modal { background: var(--card); border: 1px solid var(--border); border-radius: 6px; max-width: 780px; width: 100%; }
table.res { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.res th { text-align: left; color: var(--muted-fg); font-weight: 600; padding: 6px 8px; border-bottom: 1px solid var(--border); }
table.res td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
code { background: var(--secondary); border: 1px solid var(--border); padding: 1px 6px; border-radius: 3px; font-size: 13px; font-family: Consolas, monospace; }
.guide h3 { font-size: 14px; margin: 12px 0 4px; }
.guide ol, .guide ul { padding-left: 18px; display: flex; flex-direction: column; gap: 3px; }
.muted { color: var(--muted-fg); }
.num { color: var(--primary); font-weight: 700; }